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v6.13.7
   1/*
   2 * Copyright 2007-8 Advanced Micro Devices, Inc.
   3 * Copyright 2008 Red Hat Inc.
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice shall be included in
  13 * all copies or substantial portions of the Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21 * OTHER DEALINGS IN THE SOFTWARE.
  22 *
  23 * Authors: Dave Airlie
  24 *          Alex Deucher
  25 */
  26
  27#include <linux/pci.h>
  28
  29#include <drm/drm_device.h>
  30#include <drm/drm_edid.h>
  31#include <drm/radeon_drm.h>
  32
  33#include "radeon.h"
  34
  35#include "atom.h"
  36#include "atom-bits.h"
  37#include "radeon_asic.h"
  38#include "radeon_atombios.h"
  39#include "radeon_legacy_encoders.h"
  40
  41union atom_supported_devices {
  42	struct _ATOM_SUPPORTED_DEVICES_INFO info;
  43	struct _ATOM_SUPPORTED_DEVICES_INFO_2 info_2;
  44	struct _ATOM_SUPPORTED_DEVICES_INFO_2d1 info_2d1;
  45};
  46
  47static void radeon_lookup_i2c_gpio_quirks(struct radeon_device *rdev,
  48					  ATOM_GPIO_I2C_ASSIGMENT *gpio,
  49					  u8 index)
  50{
  51	/* r4xx mask is technically not used by the hw, so patch in the legacy mask bits */
  52	if ((rdev->family == CHIP_R420) ||
  53	    (rdev->family == CHIP_R423) ||
  54	    (rdev->family == CHIP_RV410)) {
  55		if ((le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0018) ||
  56		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0019) ||
  57		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x001a)) {
  58			gpio->ucClkMaskShift = 0x19;
  59			gpio->ucDataMaskShift = 0x18;
  60		}
  61	}
  62
  63	/* some evergreen boards have bad data for this entry */
  64	if (ASIC_IS_DCE4(rdev)) {
  65		if ((index == 7) &&
  66		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
  67		    (gpio->sucI2cId.ucAccess == 0)) {
  68			gpio->sucI2cId.ucAccess = 0x97;
  69			gpio->ucDataMaskShift = 8;
  70			gpio->ucDataEnShift = 8;
  71			gpio->ucDataY_Shift = 8;
  72			gpio->ucDataA_Shift = 8;
  73		}
  74	}
  75
  76	/* some DCE3 boards have bad data for this entry */
  77	if (ASIC_IS_DCE3(rdev)) {
  78		if ((index == 4) &&
  79		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
  80		    (gpio->sucI2cId.ucAccess == 0x94))
  81			gpio->sucI2cId.ucAccess = 0x14;
  82	}
  83}
  84
  85static struct radeon_i2c_bus_rec radeon_get_bus_rec_for_i2c_gpio(ATOM_GPIO_I2C_ASSIGMENT *gpio)
  86{
  87	struct radeon_i2c_bus_rec i2c;
  88
  89	memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec));
  90
  91	i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4;
  92	i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4;
  93	i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4;
  94	i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4;
  95	i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4;
  96	i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4;
  97	i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4;
  98	i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4;
  99	i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift);
 100	i2c.mask_data_mask = (1 << gpio->ucDataMaskShift);
 101	i2c.en_clk_mask = (1 << gpio->ucClkEnShift);
 102	i2c.en_data_mask = (1 << gpio->ucDataEnShift);
 103	i2c.y_clk_mask = (1 << gpio->ucClkY_Shift);
 104	i2c.y_data_mask = (1 << gpio->ucDataY_Shift);
 105	i2c.a_clk_mask = (1 << gpio->ucClkA_Shift);
 106	i2c.a_data_mask = (1 << gpio->ucDataA_Shift);
 107
 108	if (gpio->sucI2cId.sbfAccess.bfHW_Capable)
 109		i2c.hw_capable = true;
 110	else
 111		i2c.hw_capable = false;
 112
 113	if (gpio->sucI2cId.ucAccess == 0xa0)
 114		i2c.mm_i2c = true;
 115	else
 116		i2c.mm_i2c = false;
 117
 118	i2c.i2c_id = gpio->sucI2cId.ucAccess;
 119
 120	if (i2c.mask_clk_reg)
 121		i2c.valid = true;
 122	else
 123		i2c.valid = false;
 124
 125	return i2c;
 126}
 127
 128static struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_device *rdev,
 129							       uint8_t id)
 130{
 131	struct atom_context *ctx = rdev->mode_info.atom_context;
 132	ATOM_GPIO_I2C_ASSIGMENT *gpio;
 133	struct radeon_i2c_bus_rec i2c;
 134	int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info);
 135	struct _ATOM_GPIO_I2C_INFO *i2c_info;
 136	uint16_t data_offset, size;
 137	int i, num_indices;
 138
 139	memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec));
 140	i2c.valid = false;
 141
 142	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 143		i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset);
 144
 145		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 146			sizeof(ATOM_GPIO_I2C_ASSIGMENT);
 147
 148		gpio = &i2c_info->asGPIO_Info[0];
 149		for (i = 0; i < num_indices; i++) {
 150
 151			radeon_lookup_i2c_gpio_quirks(rdev, gpio, i);
 152
 153			if (gpio->sucI2cId.ucAccess == id) {
 154				i2c = radeon_get_bus_rec_for_i2c_gpio(gpio);
 155				break;
 156			}
 157			gpio = (ATOM_GPIO_I2C_ASSIGMENT *)
 158				((u8 *)gpio + sizeof(ATOM_GPIO_I2C_ASSIGMENT));
 159		}
 160	}
 161
 162	return i2c;
 163}
 164
 165void radeon_atombios_i2c_init(struct radeon_device *rdev)
 166{
 167	struct atom_context *ctx = rdev->mode_info.atom_context;
 168	ATOM_GPIO_I2C_ASSIGMENT *gpio;
 169	struct radeon_i2c_bus_rec i2c;
 170	int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info);
 171	struct _ATOM_GPIO_I2C_INFO *i2c_info;
 172	uint16_t data_offset, size;
 173	int i, num_indices;
 174	char stmp[32];
 175
 176	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 177		i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset);
 178
 179		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 180			sizeof(ATOM_GPIO_I2C_ASSIGMENT);
 181
 182		gpio = &i2c_info->asGPIO_Info[0];
 183		for (i = 0; i < num_indices; i++) {
 184			radeon_lookup_i2c_gpio_quirks(rdev, gpio, i);
 185
 186			i2c = radeon_get_bus_rec_for_i2c_gpio(gpio);
 187
 188			if (i2c.valid) {
 189				sprintf(stmp, "0x%x", i2c.i2c_id);
 190				rdev->i2c_bus[i] = radeon_i2c_create(rdev_to_drm(rdev), &i2c, stmp);
 191			}
 192			gpio = (ATOM_GPIO_I2C_ASSIGMENT *)
 193				((u8 *)gpio + sizeof(ATOM_GPIO_I2C_ASSIGMENT));
 194		}
 195	}
 196}
 197
 198struct radeon_gpio_rec radeon_atombios_lookup_gpio(struct radeon_device *rdev,
 199						   u8 id)
 200{
 201	struct atom_context *ctx = rdev->mode_info.atom_context;
 202	struct radeon_gpio_rec gpio;
 203	int index = GetIndexIntoMasterTable(DATA, GPIO_Pin_LUT);
 204	struct _ATOM_GPIO_PIN_LUT *gpio_info;
 205	ATOM_GPIO_PIN_ASSIGNMENT *pin;
 206	u16 data_offset, size;
 207	int i, num_indices;
 208
 209	memset(&gpio, 0, sizeof(struct radeon_gpio_rec));
 210	gpio.valid = false;
 211
 212	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 213		gpio_info = (struct _ATOM_GPIO_PIN_LUT *)(ctx->bios + data_offset);
 214
 215		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 216			sizeof(ATOM_GPIO_PIN_ASSIGNMENT);
 217
 218		pin = gpio_info->asGPIO_Pin;
 219		for (i = 0; i < num_indices; i++) {
 220			if (id == pin->ucGPIO_ID) {
 221				gpio.id = pin->ucGPIO_ID;
 222				gpio.reg = le16_to_cpu(pin->usGpioPin_AIndex) * 4;
 223				gpio.shift = pin->ucGpioPinBitShift;
 224				gpio.mask = (1 << pin->ucGpioPinBitShift);
 225				gpio.valid = true;
 226				break;
 227			}
 228			pin = (ATOM_GPIO_PIN_ASSIGNMENT *)
 229				((u8 *)pin + sizeof(ATOM_GPIO_PIN_ASSIGNMENT));
 230		}
 231	}
 232
 233	return gpio;
 234}
 235
 236static struct radeon_hpd radeon_atom_get_hpd_info_from_gpio(struct radeon_device *rdev,
 237							    struct radeon_gpio_rec *gpio)
 238{
 239	struct radeon_hpd hpd;
 240	u32 reg;
 241
 242	memset(&hpd, 0, sizeof(struct radeon_hpd));
 243
 244	if (ASIC_IS_DCE6(rdev))
 245		reg = SI_DC_GPIO_HPD_A;
 246	else if (ASIC_IS_DCE4(rdev))
 247		reg = EVERGREEN_DC_GPIO_HPD_A;
 248	else
 249		reg = AVIVO_DC_GPIO_HPD_A;
 250
 251	hpd.gpio = *gpio;
 252	if (gpio->reg == reg) {
 253		switch(gpio->mask) {
 254		case (1 << 0):
 255			hpd.hpd = RADEON_HPD_1;
 256			break;
 257		case (1 << 8):
 258			hpd.hpd = RADEON_HPD_2;
 259			break;
 260		case (1 << 16):
 261			hpd.hpd = RADEON_HPD_3;
 262			break;
 263		case (1 << 24):
 264			hpd.hpd = RADEON_HPD_4;
 265			break;
 266		case (1 << 26):
 267			hpd.hpd = RADEON_HPD_5;
 268			break;
 269		case (1 << 28):
 270			hpd.hpd = RADEON_HPD_6;
 271			break;
 272		default:
 273			hpd.hpd = RADEON_HPD_NONE;
 274			break;
 275		}
 276	} else
 277		hpd.hpd = RADEON_HPD_NONE;
 278	return hpd;
 279}
 280
 281static bool radeon_atom_apply_quirks(struct drm_device *dev,
 282				     uint32_t supported_device,
 283				     int *connector_type,
 284				     struct radeon_i2c_bus_rec *i2c_bus,
 285				     uint16_t *line_mux,
 286				     struct radeon_hpd *hpd)
 287{
 288	struct pci_dev *pdev = to_pci_dev(dev->dev);
 289
 290	/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
 291	if ((pdev->device == 0x791e) &&
 292	    (pdev->subsystem_vendor == 0x1043) &&
 293	    (pdev->subsystem_device == 0x826d)) {
 294		if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
 295		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 296			*connector_type = DRM_MODE_CONNECTOR_DVID;
 297	}
 298
 299	/* Asrock RS600 board lists the DVI port as HDMI */
 300	if ((pdev->device == 0x7941) &&
 301	    (pdev->subsystem_vendor == 0x1849) &&
 302	    (pdev->subsystem_device == 0x7941)) {
 303		if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
 304		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 305			*connector_type = DRM_MODE_CONNECTOR_DVID;
 306	}
 307
 308	/* MSI K9A2GM V2/V3 board has no HDMI or DVI */
 309	if ((pdev->device == 0x796e) &&
 310	    (pdev->subsystem_vendor == 0x1462) &&
 311	    (pdev->subsystem_device == 0x7302)) {
 312		if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) ||
 313		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 314			return false;
 315	}
 316
 317	/* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
 318	if ((pdev->device == 0x7941) &&
 319	    (pdev->subsystem_vendor == 0x147b) &&
 320	    (pdev->subsystem_device == 0x2412)) {
 321		if (*connector_type == DRM_MODE_CONNECTOR_DVII)
 322			return false;
 323	}
 324
 325	/* Falcon NW laptop lists vga ddc line for LVDS */
 326	if ((pdev->device == 0x5653) &&
 327	    (pdev->subsystem_vendor == 0x1462) &&
 328	    (pdev->subsystem_device == 0x0291)) {
 329		if (*connector_type == DRM_MODE_CONNECTOR_LVDS) {
 330			i2c_bus->valid = false;
 331			*line_mux = 53;
 332		}
 333	}
 334
 335	/* HIS X1300 is DVI+VGA, not DVI+DVI */
 336	if ((pdev->device == 0x7146) &&
 337	    (pdev->subsystem_vendor == 0x17af) &&
 338	    (pdev->subsystem_device == 0x2058)) {
 339		if (supported_device == ATOM_DEVICE_DFP1_SUPPORT)
 340			return false;
 341	}
 342
 343	/* Gigabyte X1300 is DVI+VGA, not DVI+DVI */
 344	if ((pdev->device == 0x7142) &&
 345	    (pdev->subsystem_vendor == 0x1458) &&
 346	    (pdev->subsystem_device == 0x2134)) {
 347		if (supported_device == ATOM_DEVICE_DFP1_SUPPORT)
 348			return false;
 349	}
 350
 351
 352	/* Funky macbooks */
 353	if ((pdev->device == 0x71C5) &&
 354	    (pdev->subsystem_vendor == 0x106b) &&
 355	    (pdev->subsystem_device == 0x0080)) {
 356		if ((supported_device == ATOM_DEVICE_CRT1_SUPPORT) ||
 357		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
 358			return false;
 359		if (supported_device == ATOM_DEVICE_CRT2_SUPPORT)
 360			*line_mux = 0x90;
 361	}
 362
 363	/* mac rv630, rv730, others */
 364	if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) &&
 365	    (*connector_type == DRM_MODE_CONNECTOR_DVII)) {
 366		*connector_type = DRM_MODE_CONNECTOR_9PinDIN;
 367		*line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1;
 368	}
 369
 370	/* ASUS HD 3600 XT board lists the DVI port as HDMI */
 371	if ((pdev->device == 0x9598) &&
 372	    (pdev->subsystem_vendor == 0x1043) &&
 373	    (pdev->subsystem_device == 0x01da)) {
 374		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 375			*connector_type = DRM_MODE_CONNECTOR_DVII;
 376		}
 377	}
 378
 379	/* ASUS HD 3600 board lists the DVI port as HDMI */
 380	if ((pdev->device == 0x9598) &&
 381	    (pdev->subsystem_vendor == 0x1043) &&
 382	    (pdev->subsystem_device == 0x01e4)) {
 383		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 384			*connector_type = DRM_MODE_CONNECTOR_DVII;
 385		}
 386	}
 387
 388	/* ASUS HD 3450 board lists the DVI port as HDMI */
 389	if ((pdev->device == 0x95C5) &&
 390	    (pdev->subsystem_vendor == 0x1043) &&
 391	    (pdev->subsystem_device == 0x01e2)) {
 392		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 393			*connector_type = DRM_MODE_CONNECTOR_DVII;
 394		}
 395	}
 396
 397	/* some BIOSes seem to report DAC on HDMI - usually this is a board with
 398	 * HDMI + VGA reporting as HDMI
 399	 */
 400	if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 401		if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
 402			*connector_type = DRM_MODE_CONNECTOR_VGA;
 403			*line_mux = 0;
 404		}
 405	}
 406
 407	/* Acer laptop (Acer TravelMate 5730/5730G) has an HDMI port
 408	 * on the laptop and a DVI port on the docking station and
 409	 * both share the same encoder, hpd pin, and ddc line.
 410	 * So while the bios table is technically correct,
 411	 * we drop the DVI port here since xrandr has no concept of
 412	 * encoders and will try and drive both connectors
 413	 * with different crtcs which isn't possible on the hardware
 414	 * side and leaves no crtcs for LVDS or VGA.
 415	 */
 416	if (((pdev->device == 0x95c4) || (pdev->device == 0x9591)) &&
 417	    (pdev->subsystem_vendor == 0x1025) &&
 418	    (pdev->subsystem_device == 0x013c)) {
 419		if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
 420		    (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
 421			/* actually it's a DVI-D port not DVI-I */
 422			*connector_type = DRM_MODE_CONNECTOR_DVID;
 423			return false;
 424		}
 425	}
 426
 427	/* XFX Pine Group device rv730 reports no VGA DDC lines
 428	 * even though they are wired up to record 0x93
 429	 */
 430	if ((pdev->device == 0x9498) &&
 431	    (pdev->subsystem_vendor == 0x1682) &&
 432	    (pdev->subsystem_device == 0x2452) &&
 433	    (i2c_bus->valid == false) &&
 434	    !(supported_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))) {
 435		struct radeon_device *rdev = dev->dev_private;
 436		*i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
 437	}
 438
 439	/* Fujitsu D3003-S2 board lists DVI-I as DVI-D and VGA */
 440	if (((pdev->device == 0x9802) ||
 441	     (pdev->device == 0x9805) ||
 442	     (pdev->device == 0x9806)) &&
 443	    (pdev->subsystem_vendor == 0x1734) &&
 444	    (pdev->subsystem_device == 0x11bd)) {
 445		if (*connector_type == DRM_MODE_CONNECTOR_VGA) {
 446			*connector_type = DRM_MODE_CONNECTOR_DVII;
 447			*line_mux = 0x3103;
 448		} else if (*connector_type == DRM_MODE_CONNECTOR_DVID) {
 449			*connector_type = DRM_MODE_CONNECTOR_DVII;
 450		}
 451	}
 452
 453	return true;
 454}
 455
 456static const int supported_devices_connector_convert[] = {
 457	DRM_MODE_CONNECTOR_Unknown,
 458	DRM_MODE_CONNECTOR_VGA,
 459	DRM_MODE_CONNECTOR_DVII,
 460	DRM_MODE_CONNECTOR_DVID,
 461	DRM_MODE_CONNECTOR_DVIA,
 462	DRM_MODE_CONNECTOR_SVIDEO,
 463	DRM_MODE_CONNECTOR_Composite,
 464	DRM_MODE_CONNECTOR_LVDS,
 465	DRM_MODE_CONNECTOR_Unknown,
 466	DRM_MODE_CONNECTOR_Unknown,
 467	DRM_MODE_CONNECTOR_HDMIA,
 468	DRM_MODE_CONNECTOR_HDMIB,
 469	DRM_MODE_CONNECTOR_Unknown,
 470	DRM_MODE_CONNECTOR_Unknown,
 471	DRM_MODE_CONNECTOR_9PinDIN,
 472	DRM_MODE_CONNECTOR_DisplayPort
 473};
 474
 475static const uint16_t supported_devices_connector_object_id_convert[] = {
 476	CONNECTOR_OBJECT_ID_NONE,
 477	CONNECTOR_OBJECT_ID_VGA,
 478	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I, /* not all boards support DL */
 479	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D, /* not all boards support DL */
 480	CONNECTOR_OBJECT_ID_VGA, /* technically DVI-A */
 481	CONNECTOR_OBJECT_ID_COMPOSITE,
 482	CONNECTOR_OBJECT_ID_SVIDEO,
 483	CONNECTOR_OBJECT_ID_LVDS,
 484	CONNECTOR_OBJECT_ID_9PIN_DIN,
 485	CONNECTOR_OBJECT_ID_9PIN_DIN,
 486	CONNECTOR_OBJECT_ID_DISPLAYPORT,
 487	CONNECTOR_OBJECT_ID_HDMI_TYPE_A,
 488	CONNECTOR_OBJECT_ID_HDMI_TYPE_B,
 489	CONNECTOR_OBJECT_ID_SVIDEO
 490};
 491
 492static const int object_connector_convert[] = {
 493	DRM_MODE_CONNECTOR_Unknown,
 494	DRM_MODE_CONNECTOR_DVII,
 495	DRM_MODE_CONNECTOR_DVII,
 496	DRM_MODE_CONNECTOR_DVID,
 497	DRM_MODE_CONNECTOR_DVID,
 498	DRM_MODE_CONNECTOR_VGA,
 499	DRM_MODE_CONNECTOR_Composite,
 500	DRM_MODE_CONNECTOR_SVIDEO,
 501	DRM_MODE_CONNECTOR_Unknown,
 502	DRM_MODE_CONNECTOR_Unknown,
 503	DRM_MODE_CONNECTOR_9PinDIN,
 504	DRM_MODE_CONNECTOR_Unknown,
 505	DRM_MODE_CONNECTOR_HDMIA,
 506	DRM_MODE_CONNECTOR_HDMIB,
 507	DRM_MODE_CONNECTOR_LVDS,
 508	DRM_MODE_CONNECTOR_9PinDIN,
 509	DRM_MODE_CONNECTOR_Unknown,
 510	DRM_MODE_CONNECTOR_Unknown,
 511	DRM_MODE_CONNECTOR_Unknown,
 512	DRM_MODE_CONNECTOR_DisplayPort,
 513	DRM_MODE_CONNECTOR_eDP,
 514	DRM_MODE_CONNECTOR_Unknown
 515};
 516
 517bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 518{
 519	struct radeon_device *rdev = dev->dev_private;
 520	struct radeon_mode_info *mode_info = &rdev->mode_info;
 521	struct atom_context *ctx = mode_info->atom_context;
 522	int index = GetIndexIntoMasterTable(DATA, Object_Header);
 523	u16 size, data_offset;
 524	u8 frev, crev;
 525	ATOM_CONNECTOR_OBJECT_TABLE *con_obj;
 526	ATOM_ENCODER_OBJECT_TABLE *enc_obj;
 527	ATOM_OBJECT_TABLE *router_obj;
 528	ATOM_DISPLAY_OBJECT_PATH_TABLE *path_obj;
 529	ATOM_OBJECT_HEADER *obj_header;
 530	int i, j, k, path_size, device_support;
 531	int connector_type;
 532	u16 igp_lane_info, conn_id, connector_object_id;
 533	struct radeon_i2c_bus_rec ddc_bus;
 534	struct radeon_router router;
 535	struct radeon_gpio_rec gpio;
 536	struct radeon_hpd hpd;
 537
 538	if (!atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset))
 539		return false;
 540
 541	if (crev < 2)
 542		return false;
 543
 544	obj_header = (ATOM_OBJECT_HEADER *) (ctx->bios + data_offset);
 545	path_obj = (ATOM_DISPLAY_OBJECT_PATH_TABLE *)
 546	    (ctx->bios + data_offset +
 547	     le16_to_cpu(obj_header->usDisplayPathTableOffset));
 548	con_obj = (ATOM_CONNECTOR_OBJECT_TABLE *)
 549	    (ctx->bios + data_offset +
 550	     le16_to_cpu(obj_header->usConnectorObjectTableOffset));
 551	enc_obj = (ATOM_ENCODER_OBJECT_TABLE *)
 552	    (ctx->bios + data_offset +
 553	     le16_to_cpu(obj_header->usEncoderObjectTableOffset));
 554	router_obj = (ATOM_OBJECT_TABLE *)
 555		(ctx->bios + data_offset +
 556		 le16_to_cpu(obj_header->usRouterObjectTableOffset));
 557	device_support = le16_to_cpu(obj_header->usDeviceSupport);
 558
 559	path_size = 0;
 560	for (i = 0; i < path_obj->ucNumOfDispPath; i++) {
 561		uint8_t *addr = (uint8_t *) path_obj->asDispPath;
 562		ATOM_DISPLAY_OBJECT_PATH *path;
 563		addr += path_size;
 564		path = (ATOM_DISPLAY_OBJECT_PATH *) addr;
 565		path_size += le16_to_cpu(path->usSize);
 566
 567		if (device_support & le16_to_cpu(path->usDeviceTag)) {
 568			uint8_t con_obj_id, con_obj_num;
 569
 570			con_obj_id =
 571			    (le16_to_cpu(path->usConnObjectId) & OBJECT_ID_MASK)
 572			    >> OBJECT_ID_SHIFT;
 573			con_obj_num =
 574			    (le16_to_cpu(path->usConnObjectId) & ENUM_ID_MASK)
 575			    >> ENUM_ID_SHIFT;
 576
 577			/* TODO CV support */
 578			if (le16_to_cpu(path->usDeviceTag) ==
 579				ATOM_DEVICE_CV_SUPPORT)
 580				continue;
 581
 582			/* IGP chips */
 583			if ((rdev->flags & RADEON_IS_IGP) &&
 584			    (con_obj_id ==
 585			     CONNECTOR_OBJECT_ID_PCIE_CONNECTOR)) {
 586				uint16_t igp_offset = 0;
 587				ATOM_INTEGRATED_SYSTEM_INFO_V2 *igp_obj;
 588
 589				index =
 590				    GetIndexIntoMasterTable(DATA,
 591							    IntegratedSystemInfo);
 592
 593				if (atom_parse_data_header(ctx, index, &size, &frev,
 594							   &crev, &igp_offset)) {
 595
 596					if (crev >= 2) {
 597						igp_obj =
 598							(ATOM_INTEGRATED_SYSTEM_INFO_V2
 599							 *) (ctx->bios + igp_offset);
 600
 601						if (igp_obj) {
 602							uint32_t slot_config, ct;
 603
 604							if (con_obj_num == 1)
 605								slot_config =
 606									igp_obj->
 607									ulDDISlot1Config;
 608							else
 609								slot_config =
 610									igp_obj->
 611									ulDDISlot2Config;
 612
 613							ct = (slot_config >> 16) & 0xff;
 614							connector_type =
 615								object_connector_convert
 616								[ct];
 617							connector_object_id = ct;
 618							igp_lane_info =
 619								slot_config & 0xffff;
 620						} else
 621							continue;
 622					} else
 623						continue;
 624				} else {
 625					igp_lane_info = 0;
 626					connector_type =
 627						object_connector_convert[con_obj_id];
 628					connector_object_id = con_obj_id;
 629				}
 630			} else {
 631				igp_lane_info = 0;
 632				connector_type =
 633				    object_connector_convert[con_obj_id];
 634				connector_object_id = con_obj_id;
 635			}
 636
 637			if (connector_type == DRM_MODE_CONNECTOR_Unknown)
 638				continue;
 639
 640			router.ddc_valid = false;
 641			router.cd_valid = false;
 642			for (j = 0; j < ((le16_to_cpu(path->usSize) - 8) / 2); j++) {
 643				uint8_t grph_obj_type =
 644				    (le16_to_cpu(path->usGraphicObjIds[j]) &
 645				     OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 646
 647				if (grph_obj_type == GRAPH_OBJECT_TYPE_ENCODER) {
 648					for (k = 0; k < enc_obj->ucNumberOfObjects; k++) {
 649						u16 encoder_obj = le16_to_cpu(enc_obj->asObjects[k].usObjectID);
 650						if (le16_to_cpu(path->usGraphicObjIds[j]) == encoder_obj) {
 651							ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *)
 652								(ctx->bios + data_offset +
 653								 le16_to_cpu(enc_obj->asObjects[k].usRecordOffset));
 654							ATOM_ENCODER_CAP_RECORD *cap_record;
 655							u16 caps = 0;
 656
 657							while (record->ucRecordSize > 0 &&
 658							       record->ucRecordType > 0 &&
 659							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 660								switch (record->ucRecordType) {
 661								case ATOM_ENCODER_CAP_RECORD_TYPE:
 662									cap_record =(ATOM_ENCODER_CAP_RECORD *)
 663										record;
 664									caps = le16_to_cpu(cap_record->usEncoderCap);
 665									break;
 666								}
 667								record = (ATOM_COMMON_RECORD_HEADER *)
 668									((char *)record + record->ucRecordSize);
 669							}
 670							radeon_add_atom_encoder(dev,
 671										encoder_obj,
 672										le16_to_cpu
 673										(path->
 674										 usDeviceTag),
 675										caps);
 676						}
 677					}
 678				} else if (grph_obj_type == GRAPH_OBJECT_TYPE_ROUTER) {
 679					for (k = 0; k < router_obj->ucNumberOfObjects; k++) {
 680						u16 router_obj_id = le16_to_cpu(router_obj->asObjects[k].usObjectID);
 681						if (le16_to_cpu(path->usGraphicObjIds[j]) == router_obj_id) {
 682							ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *)
 683								(ctx->bios + data_offset +
 684								 le16_to_cpu(router_obj->asObjects[k].usRecordOffset));
 685							ATOM_I2C_RECORD *i2c_record;
 686							ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 687							ATOM_ROUTER_DDC_PATH_SELECT_RECORD *ddc_path;
 688							ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *cd_path;
 689							ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *router_src_dst_table =
 690								(ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *)
 691								(ctx->bios + data_offset +
 692								 le16_to_cpu(router_obj->asObjects[k].usSrcDstTableOffset));
 693							u8 *num_dst_objs = (u8 *)
 694								((u8 *)router_src_dst_table + 1 +
 695								 (router_src_dst_table->ucNumberOfSrc * 2));
 696							u16 *dst_objs = (u16 *)(num_dst_objs + 1);
 697							int enum_id;
 698
 699							router.router_id = router_obj_id;
 700							for (enum_id = 0; enum_id < (*num_dst_objs); enum_id++) {
 701								if (le16_to_cpu(path->usConnObjectId) ==
 702								    le16_to_cpu(dst_objs[enum_id]))
 703									break;
 704							}
 705
 706							while (record->ucRecordSize > 0 &&
 707							       record->ucRecordType > 0 &&
 708							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 709								switch (record->ucRecordType) {
 710								case ATOM_I2C_RECORD_TYPE:
 711									i2c_record =
 712										(ATOM_I2C_RECORD *)
 713										record;
 714									i2c_config =
 715										(ATOM_I2C_ID_CONFIG_ACCESS *)
 716										&i2c_record->sucI2cId;
 717									router.i2c_info =
 718										radeon_lookup_i2c_gpio(rdev,
 719												       i2c_config->
 720												       ucAccess);
 721									router.i2c_addr = i2c_record->ucI2CAddr >> 1;
 722									break;
 723								case ATOM_ROUTER_DDC_PATH_SELECT_RECORD_TYPE:
 724									ddc_path = (ATOM_ROUTER_DDC_PATH_SELECT_RECORD *)
 725										record;
 726									router.ddc_valid = true;
 727									router.ddc_mux_type = ddc_path->ucMuxType;
 728									router.ddc_mux_control_pin = ddc_path->ucMuxControlPin;
 729									router.ddc_mux_state = ddc_path->ucMuxState[enum_id];
 730									break;
 731								case ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD_TYPE:
 732									cd_path = (ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *)
 733										record;
 734									router.cd_valid = true;
 735									router.cd_mux_type = cd_path->ucMuxType;
 736									router.cd_mux_control_pin = cd_path->ucMuxControlPin;
 737									router.cd_mux_state = cd_path->ucMuxState[enum_id];
 738									break;
 739								}
 740								record = (ATOM_COMMON_RECORD_HEADER *)
 741									((char *)record + record->ucRecordSize);
 742							}
 743						}
 744					}
 745				}
 746			}
 747
 748			/* look up gpio for ddc, hpd */
 749			ddc_bus.valid = false;
 750			hpd.hpd = RADEON_HPD_NONE;
 751			if ((le16_to_cpu(path->usDeviceTag) &
 752			     (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) == 0) {
 753				for (j = 0; j < con_obj->ucNumberOfObjects; j++) {
 754					if (le16_to_cpu(path->usConnObjectId) ==
 755					    le16_to_cpu(con_obj->asObjects[j].
 756							usObjectID)) {
 757						ATOM_COMMON_RECORD_HEADER
 758						    *record =
 759						    (ATOM_COMMON_RECORD_HEADER
 760						     *)
 761						    (ctx->bios + data_offset +
 762						     le16_to_cpu(con_obj->
 763								 asObjects[j].
 764								 usRecordOffset));
 765						ATOM_I2C_RECORD *i2c_record;
 766						ATOM_HPD_INT_RECORD *hpd_record;
 767						ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 768
 769						while (record->ucRecordSize > 0 &&
 770						       record->ucRecordType > 0 &&
 771						       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 772							switch (record->ucRecordType) {
 773							case ATOM_I2C_RECORD_TYPE:
 774								i2c_record =
 775								    (ATOM_I2C_RECORD *)
 776									record;
 777								i2c_config =
 778									(ATOM_I2C_ID_CONFIG_ACCESS *)
 779									&i2c_record->sucI2cId;
 780								ddc_bus = radeon_lookup_i2c_gpio(rdev,
 781												 i2c_config->
 782												 ucAccess);
 783								break;
 784							case ATOM_HPD_INT_RECORD_TYPE:
 785								hpd_record =
 786									(ATOM_HPD_INT_RECORD *)
 787									record;
 788								gpio = radeon_atombios_lookup_gpio(rdev,
 789											  hpd_record->ucHPDIntGPIOID);
 790								hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
 791								hpd.plugged_state = hpd_record->ucPlugged_PinState;
 792								break;
 793							}
 794							record =
 795							    (ATOM_COMMON_RECORD_HEADER
 796							     *) ((char *)record
 797								 +
 798								 record->
 799								 ucRecordSize);
 800						}
 801						break;
 802					}
 803				}
 804			}
 805
 806			/* needed for aux chan transactions */
 807			ddc_bus.hpd = hpd.hpd;
 808
 809			conn_id = le16_to_cpu(path->usConnObjectId);
 810
 811			if (!radeon_atom_apply_quirks
 812			    (dev, le16_to_cpu(path->usDeviceTag), &connector_type,
 813			     &ddc_bus, &conn_id, &hpd))
 814				continue;
 815
 816			radeon_add_atom_connector(dev,
 817						  conn_id,
 818						  le16_to_cpu(path->
 819							      usDeviceTag),
 820						  connector_type, &ddc_bus,
 821						  igp_lane_info,
 822						  connector_object_id,
 823						  &hpd,
 824						  &router);
 825
 826		}
 827	}
 828
 829	radeon_link_encoder_connector(dev);
 830	return true;
 831}
 832
 833static uint16_t atombios_get_connector_object_id(struct drm_device *dev,
 834						 int connector_type,
 835						 uint16_t devices)
 836{
 837	struct radeon_device *rdev = dev->dev_private;
 838
 839	if (rdev->flags & RADEON_IS_IGP) {
 840		return supported_devices_connector_object_id_convert
 841			[connector_type];
 842	} else if (((connector_type == DRM_MODE_CONNECTOR_DVII) ||
 843		    (connector_type == DRM_MODE_CONNECTOR_DVID)) &&
 844		   (devices & ATOM_DEVICE_DFP2_SUPPORT))  {
 845		struct radeon_mode_info *mode_info = &rdev->mode_info;
 846		struct atom_context *ctx = mode_info->atom_context;
 847		int index = GetIndexIntoMasterTable(DATA, XTMDS_Info);
 848		uint16_t size, data_offset;
 849		uint8_t frev, crev;
 850		ATOM_XTMDS_INFO *xtmds;
 851
 852		if (atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) {
 853			xtmds = (ATOM_XTMDS_INFO *)(ctx->bios + data_offset);
 854
 855			if (xtmds->ucSupportedLink & ATOM_XTMDS_SUPPORTED_DUALLINK) {
 856				if (connector_type == DRM_MODE_CONNECTOR_DVII)
 857					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
 858				else
 859					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
 860			} else {
 861				if (connector_type == DRM_MODE_CONNECTOR_DVII)
 862					return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
 863				else
 864					return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
 865			}
 866		} else
 867			return supported_devices_connector_object_id_convert
 868				[connector_type];
 869	} else {
 870		return supported_devices_connector_object_id_convert
 871			[connector_type];
 872	}
 873}
 874
 875struct bios_connector {
 876	bool valid;
 877	uint16_t line_mux;
 878	uint16_t devices;
 879	int connector_type;
 880	struct radeon_i2c_bus_rec ddc_bus;
 881	struct radeon_hpd hpd;
 882};
 883
 884bool radeon_get_atom_connector_info_from_supported_devices_table(struct
 885								 drm_device
 886								 *dev)
 887{
 888	struct radeon_device *rdev = dev->dev_private;
 889	struct radeon_mode_info *mode_info = &rdev->mode_info;
 890	struct atom_context *ctx = mode_info->atom_context;
 891	int index = GetIndexIntoMasterTable(DATA, SupportedDevicesInfo);
 892	uint16_t size, data_offset;
 893	uint8_t frev, crev;
 894	uint16_t device_support;
 895	uint8_t dac;
 896	union atom_supported_devices *supported_devices;
 897	int i, j, max_device;
 898	struct bios_connector *bios_connectors;
 899	size_t bc_size = sizeof(*bios_connectors) * ATOM_MAX_SUPPORTED_DEVICE;
 900	struct radeon_router router;
 901
 902	router.ddc_valid = false;
 903	router.cd_valid = false;
 904
 905	bios_connectors = kzalloc(bc_size, GFP_KERNEL);
 906	if (!bios_connectors)
 907		return false;
 908
 909	if (!atom_parse_data_header(ctx, index, &size, &frev, &crev,
 910				    &data_offset)) {
 911		kfree(bios_connectors);
 912		return false;
 913	}
 914
 915	supported_devices =
 916	    (union atom_supported_devices *)(ctx->bios + data_offset);
 917
 918	device_support = le16_to_cpu(supported_devices->info.usDeviceSupport);
 919
 920	if (frev > 1)
 921		max_device = ATOM_MAX_SUPPORTED_DEVICE;
 922	else
 923		max_device = ATOM_MAX_SUPPORTED_DEVICE_INFO;
 924
 925	for (i = 0; i < max_device; i++) {
 926		ATOM_CONNECTOR_INFO_I2C ci;
 927
 928		if (frev > 1)
 929			ci = supported_devices->info_2d1.asConnInfo[i];
 930		else
 931			ci = supported_devices->info.asConnInfo[i];
 932
 933		bios_connectors[i].valid = false;
 934
 935		if (!(device_support & (1 << i))) {
 936			continue;
 937		}
 938
 939		if (i == ATOM_DEVICE_CV_INDEX) {
 940			DRM_DEBUG_KMS("Skipping Component Video\n");
 941			continue;
 942		}
 943
 944		bios_connectors[i].connector_type =
 945		    supported_devices_connector_convert[ci.sucConnectorInfo.
 946							sbfAccess.
 947							bfConnectorType];
 948
 949		if (bios_connectors[i].connector_type ==
 950		    DRM_MODE_CONNECTOR_Unknown)
 951			continue;
 952
 953		dac = ci.sucConnectorInfo.sbfAccess.bfAssociatedDAC;
 954
 955		bios_connectors[i].line_mux =
 956			ci.sucI2cId.ucAccess;
 957
 958		/* give tv unique connector ids */
 959		if (i == ATOM_DEVICE_TV1_INDEX) {
 960			bios_connectors[i].ddc_bus.valid = false;
 961			bios_connectors[i].line_mux = 50;
 962		} else if (i == ATOM_DEVICE_TV2_INDEX) {
 963			bios_connectors[i].ddc_bus.valid = false;
 964			bios_connectors[i].line_mux = 51;
 965		} else if (i == ATOM_DEVICE_CV_INDEX) {
 966			bios_connectors[i].ddc_bus.valid = false;
 967			bios_connectors[i].line_mux = 52;
 968		} else
 969			bios_connectors[i].ddc_bus =
 970			    radeon_lookup_i2c_gpio(rdev,
 971						   bios_connectors[i].line_mux);
 972
 973		if ((crev > 1) && (frev > 1)) {
 974			u8 isb = supported_devices->info_2d1.asIntSrcInfo[i].ucIntSrcBitmap;
 975			switch (isb) {
 976			case 0x4:
 977				bios_connectors[i].hpd.hpd = RADEON_HPD_1;
 978				break;
 979			case 0xa:
 980				bios_connectors[i].hpd.hpd = RADEON_HPD_2;
 981				break;
 982			default:
 983				bios_connectors[i].hpd.hpd = RADEON_HPD_NONE;
 984				break;
 985			}
 986		} else {
 987			if (i == ATOM_DEVICE_DFP1_INDEX)
 988				bios_connectors[i].hpd.hpd = RADEON_HPD_1;
 989			else if (i == ATOM_DEVICE_DFP2_INDEX)
 990				bios_connectors[i].hpd.hpd = RADEON_HPD_2;
 991			else
 992				bios_connectors[i].hpd.hpd = RADEON_HPD_NONE;
 993		}
 994
 995		/* Always set the connector type to VGA for CRT1/CRT2. if they are
 996		 * shared with a DVI port, we'll pick up the DVI connector when we
 997		 * merge the outputs.  Some bioses incorrectly list VGA ports as DVI.
 998		 */
 999		if (i == ATOM_DEVICE_CRT1_INDEX || i == ATOM_DEVICE_CRT2_INDEX)
1000			bios_connectors[i].connector_type =
1001			    DRM_MODE_CONNECTOR_VGA;
1002
1003		if (!radeon_atom_apply_quirks
1004		    (dev, (1 << i), &bios_connectors[i].connector_type,
1005		     &bios_connectors[i].ddc_bus, &bios_connectors[i].line_mux,
1006		     &bios_connectors[i].hpd))
1007			continue;
1008
1009		bios_connectors[i].valid = true;
1010		bios_connectors[i].devices = (1 << i);
1011
1012		if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom)
1013			radeon_add_atom_encoder(dev,
1014						radeon_get_encoder_enum(dev,
1015								      (1 << i),
1016								      dac),
1017						(1 << i),
1018						0);
1019		else
1020			radeon_add_legacy_encoder(dev,
1021						  radeon_get_encoder_enum(dev,
1022									(1 << i),
1023									dac),
1024						  (1 << i));
1025	}
1026
1027	/* combine shared connectors */
1028	for (i = 0; i < max_device; i++) {
1029		if (bios_connectors[i].valid) {
1030			for (j = 0; j < max_device; j++) {
1031				if (bios_connectors[j].valid && (i != j)) {
1032					if (bios_connectors[i].line_mux ==
1033					    bios_connectors[j].line_mux) {
1034						/* make sure not to combine LVDS */
1035						if (bios_connectors[i].devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1036							bios_connectors[i].line_mux = 53;
1037							bios_connectors[i].ddc_bus.valid = false;
1038							continue;
1039						}
1040						if (bios_connectors[j].devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1041							bios_connectors[j].line_mux = 53;
1042							bios_connectors[j].ddc_bus.valid = false;
1043							continue;
1044						}
1045						/* combine analog and digital for DVI-I */
1046						if (((bios_connectors[i].devices & (ATOM_DEVICE_DFP_SUPPORT)) &&
1047						     (bios_connectors[j].devices & (ATOM_DEVICE_CRT_SUPPORT))) ||
1048						    ((bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT)) &&
1049						     (bios_connectors[i].devices & (ATOM_DEVICE_CRT_SUPPORT)))) {
1050							bios_connectors[i].devices |=
1051								bios_connectors[j].devices;
1052							bios_connectors[i].connector_type =
1053								DRM_MODE_CONNECTOR_DVII;
1054							if (bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT))
1055								bios_connectors[i].hpd =
1056									bios_connectors[j].hpd;
1057							bios_connectors[j].valid = false;
1058						}
1059					}
1060				}
1061			}
1062		}
1063	}
1064
1065	/* add the connectors */
1066	for (i = 0; i < max_device; i++) {
1067		if (bios_connectors[i].valid) {
1068			uint16_t connector_object_id =
1069				atombios_get_connector_object_id(dev,
1070						      bios_connectors[i].connector_type,
1071						      bios_connectors[i].devices);
1072			radeon_add_atom_connector(dev,
1073						  bios_connectors[i].line_mux,
1074						  bios_connectors[i].devices,
1075						  bios_connectors[i].
1076						  connector_type,
1077						  &bios_connectors[i].ddc_bus,
1078						  0,
1079						  connector_object_id,
1080						  &bios_connectors[i].hpd,
1081						  &router);
1082		}
1083	}
1084
1085	radeon_link_encoder_connector(dev);
1086
1087	kfree(bios_connectors);
1088	return true;
1089}
1090
1091union firmware_info {
1092	ATOM_FIRMWARE_INFO info;
1093	ATOM_FIRMWARE_INFO_V1_2 info_12;
1094	ATOM_FIRMWARE_INFO_V1_3 info_13;
1095	ATOM_FIRMWARE_INFO_V1_4 info_14;
1096	ATOM_FIRMWARE_INFO_V2_1 info_21;
1097	ATOM_FIRMWARE_INFO_V2_2 info_22;
1098};
1099
1100union igp_info {
1101	struct _ATOM_INTEGRATED_SYSTEM_INFO info;
1102	struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
1103	struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
1104	struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7;
1105	struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8;
1106};
1107
1108static void radeon_atombios_get_dentist_vco_freq(struct radeon_device *rdev)
1109{
1110	struct radeon_mode_info *mode_info = &rdev->mode_info;
1111	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1112	union igp_info *igp_info;
1113	u8 frev, crev;
1114	u16 data_offset;
1115
1116	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1117			&frev, &crev, &data_offset)) {
1118		igp_info = (union igp_info *)(mode_info->atom_context->bios +
1119			data_offset);
1120		rdev->clock.vco_freq =
1121			le32_to_cpu(igp_info->info_6.ulDentistVCOFreq);
1122	}
1123}
1124
1125bool radeon_atom_get_clock_info(struct drm_device *dev)
1126{
1127	struct radeon_device *rdev = dev->dev_private;
1128	struct radeon_mode_info *mode_info = &rdev->mode_info;
1129	int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
1130	union firmware_info *firmware_info;
1131	uint8_t frev, crev;
1132	struct radeon_pll *p1pll = &rdev->clock.p1pll;
1133	struct radeon_pll *p2pll = &rdev->clock.p2pll;
1134	struct radeon_pll *dcpll = &rdev->clock.dcpll;
1135	struct radeon_pll *spll = &rdev->clock.spll;
1136	struct radeon_pll *mpll = &rdev->clock.mpll;
1137	uint16_t data_offset;
1138
1139	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1140				   &frev, &crev, &data_offset)) {
1141		firmware_info =
1142			(union firmware_info *)(mode_info->atom_context->bios +
1143						data_offset);
1144		/* pixel clocks */
1145		p1pll->reference_freq =
1146		    le16_to_cpu(firmware_info->info.usReferenceClock);
1147		p1pll->reference_div = 0;
1148
1149		if ((frev < 2) && (crev < 2))
1150			p1pll->pll_out_min =
1151				le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
1152		else
1153			p1pll->pll_out_min =
1154				le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
1155		p1pll->pll_out_max =
1156		    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
1157
1158		if (((frev < 2) && (crev >= 4)) || (frev >= 2)) {
1159			p1pll->lcd_pll_out_min =
1160				le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
1161			if (p1pll->lcd_pll_out_min == 0)
1162				p1pll->lcd_pll_out_min = p1pll->pll_out_min;
1163			p1pll->lcd_pll_out_max =
1164				le16_to_cpu(firmware_info->info_14.usLcdMaxPixelClockPLL_Output) * 100;
1165			if (p1pll->lcd_pll_out_max == 0)
1166				p1pll->lcd_pll_out_max = p1pll->pll_out_max;
1167		} else {
1168			p1pll->lcd_pll_out_min = p1pll->pll_out_min;
1169			p1pll->lcd_pll_out_max = p1pll->pll_out_max;
1170		}
1171
1172		if (p1pll->pll_out_min == 0) {
1173			if (ASIC_IS_AVIVO(rdev))
1174				p1pll->pll_out_min = 64800;
1175			else
1176				p1pll->pll_out_min = 20000;
1177		}
1178
1179		p1pll->pll_in_min =
1180		    le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Input);
1181		p1pll->pll_in_max =
1182		    le16_to_cpu(firmware_info->info.usMaxPixelClockPLL_Input);
1183
1184		*p2pll = *p1pll;
1185
1186		/* system clock */
1187		if (ASIC_IS_DCE4(rdev))
1188			spll->reference_freq =
1189				le16_to_cpu(firmware_info->info_21.usCoreReferenceClock);
1190		else
1191			spll->reference_freq =
1192				le16_to_cpu(firmware_info->info.usReferenceClock);
1193		spll->reference_div = 0;
1194
1195		spll->pll_out_min =
1196		    le16_to_cpu(firmware_info->info.usMinEngineClockPLL_Output);
1197		spll->pll_out_max =
1198		    le32_to_cpu(firmware_info->info.ulMaxEngineClockPLL_Output);
1199
1200		/* ??? */
1201		if (spll->pll_out_min == 0) {
1202			if (ASIC_IS_AVIVO(rdev))
1203				spll->pll_out_min = 64800;
1204			else
1205				spll->pll_out_min = 20000;
1206		}
1207
1208		spll->pll_in_min =
1209		    le16_to_cpu(firmware_info->info.usMinEngineClockPLL_Input);
1210		spll->pll_in_max =
1211		    le16_to_cpu(firmware_info->info.usMaxEngineClockPLL_Input);
1212
1213		/* memory clock */
1214		if (ASIC_IS_DCE4(rdev))
1215			mpll->reference_freq =
1216				le16_to_cpu(firmware_info->info_21.usMemoryReferenceClock);
1217		else
1218			mpll->reference_freq =
1219				le16_to_cpu(firmware_info->info.usReferenceClock);
1220		mpll->reference_div = 0;
1221
1222		mpll->pll_out_min =
1223		    le16_to_cpu(firmware_info->info.usMinMemoryClockPLL_Output);
1224		mpll->pll_out_max =
1225		    le32_to_cpu(firmware_info->info.ulMaxMemoryClockPLL_Output);
1226
1227		/* ??? */
1228		if (mpll->pll_out_min == 0) {
1229			if (ASIC_IS_AVIVO(rdev))
1230				mpll->pll_out_min = 64800;
1231			else
1232				mpll->pll_out_min = 20000;
1233		}
1234
1235		mpll->pll_in_min =
1236		    le16_to_cpu(firmware_info->info.usMinMemoryClockPLL_Input);
1237		mpll->pll_in_max =
1238		    le16_to_cpu(firmware_info->info.usMaxMemoryClockPLL_Input);
1239
1240		rdev->clock.default_sclk =
1241		    le32_to_cpu(firmware_info->info.ulDefaultEngineClock);
1242		rdev->clock.default_mclk =
1243		    le32_to_cpu(firmware_info->info.ulDefaultMemoryClock);
1244
1245		if (ASIC_IS_DCE4(rdev)) {
1246			rdev->clock.default_dispclk =
1247				le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq);
1248			if (rdev->clock.default_dispclk == 0) {
1249				if (ASIC_IS_DCE6(rdev))
1250					rdev->clock.default_dispclk = 60000; /* 600 Mhz */
1251				else if (ASIC_IS_DCE5(rdev))
1252					rdev->clock.default_dispclk = 54000; /* 540 Mhz */
1253				else
1254					rdev->clock.default_dispclk = 60000; /* 600 Mhz */
1255			}
1256			/* set a reasonable default for DP */
1257			if (ASIC_IS_DCE6(rdev) && (rdev->clock.default_dispclk < 53900)) {
1258				DRM_INFO("Changing default dispclk from %dMhz to 600Mhz\n",
1259					 rdev->clock.default_dispclk / 100);
1260				rdev->clock.default_dispclk = 60000;
1261			}
1262			rdev->clock.dp_extclk =
1263				le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
1264			rdev->clock.current_dispclk = rdev->clock.default_dispclk;
1265		}
1266		*dcpll = *p1pll;
1267
1268		rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
1269		if (rdev->clock.max_pixel_clock == 0)
1270			rdev->clock.max_pixel_clock = 40000;
1271
1272		/* not technically a clock, but... */
1273		rdev->mode_info.firmware_flags =
1274			le16_to_cpu(firmware_info->info.usFirmwareCapability.susAccess);
1275
1276		if (ASIC_IS_DCE8(rdev))
1277			rdev->clock.vco_freq =
1278				le32_to_cpu(firmware_info->info_22.ulGPUPLL_OutputFreq);
1279		else if (ASIC_IS_DCE5(rdev))
1280			rdev->clock.vco_freq = rdev->clock.current_dispclk;
1281		else if (ASIC_IS_DCE41(rdev))
1282			radeon_atombios_get_dentist_vco_freq(rdev);
1283		else
1284			rdev->clock.vco_freq = rdev->clock.current_dispclk;
1285
1286		if (rdev->clock.vco_freq == 0)
1287			rdev->clock.vco_freq = 360000;	/* 3.6 GHz */
1288
1289		return true;
1290	}
1291
1292	return false;
1293}
1294
1295bool radeon_atombios_sideport_present(struct radeon_device *rdev)
1296{
1297	struct radeon_mode_info *mode_info = &rdev->mode_info;
1298	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1299	union igp_info *igp_info;
1300	u8 frev, crev;
1301	u16 data_offset;
1302
1303	/* sideport is AMD only */
1304	if (rdev->family == CHIP_RS600)
1305		return false;
1306
1307	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1308				   &frev, &crev, &data_offset)) {
1309		igp_info = (union igp_info *)(mode_info->atom_context->bios +
1310				      data_offset);
1311		switch (crev) {
1312		case 1:
1313			if (le32_to_cpu(igp_info->info.ulBootUpMemoryClock))
1314				return true;
1315			break;
1316		case 2:
1317			if (le32_to_cpu(igp_info->info_2.ulBootUpSidePortClock))
1318				return true;
1319			break;
1320		default:
1321			DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
1322			break;
1323		}
1324	}
1325	return false;
1326}
1327
1328bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
1329				   struct radeon_encoder_int_tmds *tmds)
1330{
1331	struct drm_device *dev = encoder->base.dev;
1332	struct radeon_device *rdev = dev->dev_private;
1333	struct radeon_mode_info *mode_info = &rdev->mode_info;
1334	int index = GetIndexIntoMasterTable(DATA, TMDS_Info);
1335	uint16_t data_offset;
1336	struct _ATOM_TMDS_INFO *tmds_info;
1337	uint8_t frev, crev;
1338	uint16_t maxfreq;
1339	int i;
1340
1341	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1342				   &frev, &crev, &data_offset)) {
1343		tmds_info =
1344			(struct _ATOM_TMDS_INFO *)(mode_info->atom_context->bios +
1345						   data_offset);
1346
1347		maxfreq = le16_to_cpu(tmds_info->usMaxFrequency);
1348		for (i = 0; i < 4; i++) {
1349			tmds->tmds_pll[i].freq =
1350			    le16_to_cpu(tmds_info->asMiscInfo[i].usFrequency);
1351			tmds->tmds_pll[i].value =
1352			    tmds_info->asMiscInfo[i].ucPLL_ChargePump & 0x3f;
1353			tmds->tmds_pll[i].value |=
1354			    (tmds_info->asMiscInfo[i].
1355			     ucPLL_VCO_Gain & 0x3f) << 6;
1356			tmds->tmds_pll[i].value |=
1357			    (tmds_info->asMiscInfo[i].
1358			     ucPLL_DutyCycle & 0xf) << 12;
1359			tmds->tmds_pll[i].value |=
1360			    (tmds_info->asMiscInfo[i].
1361			     ucPLL_VoltageSwing & 0xf) << 16;
1362
1363			DRM_DEBUG_KMS("TMDS PLL From ATOMBIOS %u %x\n",
1364				  tmds->tmds_pll[i].freq,
1365				  tmds->tmds_pll[i].value);
1366
1367			if (maxfreq == tmds->tmds_pll[i].freq) {
1368				tmds->tmds_pll[i].freq = 0xffffffff;
1369				break;
1370			}
1371		}
1372		return true;
1373	}
1374	return false;
1375}
1376
1377bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
1378				      struct radeon_atom_ss *ss,
1379				      int id)
1380{
1381	struct radeon_mode_info *mode_info = &rdev->mode_info;
1382	int index = GetIndexIntoMasterTable(DATA, PPLL_SS_Info);
1383	uint16_t data_offset, size;
1384	struct _ATOM_SPREAD_SPECTRUM_INFO *ss_info;
1385	struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *ss_assign;
1386	uint8_t frev, crev;
1387	int i, num_indices;
1388
1389	memset(ss, 0, sizeof(struct radeon_atom_ss));
1390	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1391				   &frev, &crev, &data_offset)) {
1392		ss_info =
1393			(struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset);
1394
1395		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1396			sizeof(ATOM_SPREAD_SPECTRUM_ASSIGNMENT);
1397		ss_assign = (struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *)
1398			((u8 *)&ss_info->asSS_Info[0]);
1399		for (i = 0; i < num_indices; i++) {
1400			if (ss_assign->ucSS_Id == id) {
1401				ss->percentage =
1402					le16_to_cpu(ss_assign->usSpreadSpectrumPercentage);
1403				ss->type = ss_assign->ucSpreadSpectrumType;
1404				ss->step = ss_assign->ucSS_Step;
1405				ss->delay = ss_assign->ucSS_Delay;
1406				ss->range = ss_assign->ucSS_Range;
1407				ss->refdiv = ss_assign->ucRecommendedRef_Div;
1408				return true;
1409			}
1410			ss_assign = (struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *)
1411				((u8 *)ss_assign + sizeof(struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT));
1412		}
1413	}
1414	return false;
1415}
1416
1417static void radeon_atombios_get_igp_ss_overrides(struct radeon_device *rdev,
1418						 struct radeon_atom_ss *ss,
1419						 int id)
1420{
1421	struct radeon_mode_info *mode_info = &rdev->mode_info;
1422	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1423	u16 data_offset, size;
1424	union igp_info *igp_info;
1425	u8 frev, crev;
1426	u16 percentage = 0, rate = 0;
1427
1428	/* get any igp specific overrides */
1429	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1430				   &frev, &crev, &data_offset)) {
1431		igp_info = (union igp_info *)
1432			(mode_info->atom_context->bios + data_offset);
1433		switch (crev) {
1434		case 6:
1435			switch (id) {
1436			case ASIC_INTERNAL_SS_ON_TMDS:
1437				percentage = le16_to_cpu(igp_info->info_6.usDVISSPercentage);
1438				rate = le16_to_cpu(igp_info->info_6.usDVISSpreadRateIn10Hz);
1439				break;
1440			case ASIC_INTERNAL_SS_ON_HDMI:
1441				percentage = le16_to_cpu(igp_info->info_6.usHDMISSPercentage);
1442				rate = le16_to_cpu(igp_info->info_6.usHDMISSpreadRateIn10Hz);
1443				break;
1444			case ASIC_INTERNAL_SS_ON_LVDS:
1445				percentage = le16_to_cpu(igp_info->info_6.usLvdsSSPercentage);
1446				rate = le16_to_cpu(igp_info->info_6.usLvdsSSpreadRateIn10Hz);
1447				break;
1448			}
1449			break;
1450		case 7:
1451			switch (id) {
1452			case ASIC_INTERNAL_SS_ON_TMDS:
1453				percentage = le16_to_cpu(igp_info->info_7.usDVISSPercentage);
1454				rate = le16_to_cpu(igp_info->info_7.usDVISSpreadRateIn10Hz);
1455				break;
1456			case ASIC_INTERNAL_SS_ON_HDMI:
1457				percentage = le16_to_cpu(igp_info->info_7.usHDMISSPercentage);
1458				rate = le16_to_cpu(igp_info->info_7.usHDMISSpreadRateIn10Hz);
1459				break;
1460			case ASIC_INTERNAL_SS_ON_LVDS:
1461				percentage = le16_to_cpu(igp_info->info_7.usLvdsSSPercentage);
1462				rate = le16_to_cpu(igp_info->info_7.usLvdsSSpreadRateIn10Hz);
1463				break;
1464			}
1465			break;
1466		case 8:
1467			switch (id) {
1468			case ASIC_INTERNAL_SS_ON_TMDS:
1469				percentage = le16_to_cpu(igp_info->info_8.usDVISSPercentage);
1470				rate = le16_to_cpu(igp_info->info_8.usDVISSpreadRateIn10Hz);
1471				break;
1472			case ASIC_INTERNAL_SS_ON_HDMI:
1473				percentage = le16_to_cpu(igp_info->info_8.usHDMISSPercentage);
1474				rate = le16_to_cpu(igp_info->info_8.usHDMISSpreadRateIn10Hz);
1475				break;
1476			case ASIC_INTERNAL_SS_ON_LVDS:
1477				percentage = le16_to_cpu(igp_info->info_8.usLvdsSSPercentage);
1478				rate = le16_to_cpu(igp_info->info_8.usLvdsSSpreadRateIn10Hz);
1479				break;
1480			}
1481			break;
1482		default:
1483			DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
1484			break;
1485		}
1486		if (percentage)
1487			ss->percentage = percentage;
1488		if (rate)
1489			ss->rate = rate;
1490	}
1491}
1492
1493union asic_ss_info {
1494	struct _ATOM_ASIC_INTERNAL_SS_INFO info;
1495	struct _ATOM_ASIC_INTERNAL_SS_INFO_V2 info_2;
1496	struct _ATOM_ASIC_INTERNAL_SS_INFO_V3 info_3;
1497};
1498
1499union asic_ss_assignment {
1500	struct _ATOM_ASIC_SS_ASSIGNMENT v1;
1501	struct _ATOM_ASIC_SS_ASSIGNMENT_V2 v2;
1502	struct _ATOM_ASIC_SS_ASSIGNMENT_V3 v3;
1503};
1504
1505bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
1506				      struct radeon_atom_ss *ss,
1507				      int id, u32 clock)
1508{
1509	struct radeon_mode_info *mode_info = &rdev->mode_info;
1510	int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
1511	uint16_t data_offset, size;
1512	union asic_ss_info *ss_info;
1513	union asic_ss_assignment *ss_assign;
1514	uint8_t frev, crev;
1515	int i, num_indices;
1516
1517	if (id == ASIC_INTERNAL_MEMORY_SS) {
1518		if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_MEMORY_CLOCK_SS_SUPPORT))
1519			return false;
1520	}
1521	if (id == ASIC_INTERNAL_ENGINE_SS) {
1522		if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_ENGINE_CLOCK_SS_SUPPORT))
1523			return false;
1524	}
1525
1526	memset(ss, 0, sizeof(struct radeon_atom_ss));
1527	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1528				   &frev, &crev, &data_offset)) {
1529
1530		ss_info =
1531			(union asic_ss_info *)(mode_info->atom_context->bios + data_offset);
1532
1533		switch (frev) {
1534		case 1:
1535			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1536				sizeof(ATOM_ASIC_SS_ASSIGNMENT);
1537
1538			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info.asSpreadSpectrum[0]);
1539			for (i = 0; i < num_indices; i++) {
1540				if ((ss_assign->v1.ucClockIndication == id) &&
1541				    (clock <= le32_to_cpu(ss_assign->v1.ulTargetClockRange))) {
1542					ss->percentage =
1543						le16_to_cpu(ss_assign->v1.usSpreadSpectrumPercentage);
1544					ss->type = ss_assign->v1.ucSpreadSpectrumMode;
1545					ss->rate = le16_to_cpu(ss_assign->v1.usSpreadRateInKhz);
1546					ss->percentage_divider = 100;
1547					return true;
1548				}
1549				ss_assign = (union asic_ss_assignment *)
1550					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT));
1551			}
1552			break;
1553		case 2:
1554			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1555				sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2);
1556			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info_2.asSpreadSpectrum[0]);
1557			for (i = 0; i < num_indices; i++) {
1558				if ((ss_assign->v2.ucClockIndication == id) &&
1559				    (clock <= le32_to_cpu(ss_assign->v2.ulTargetClockRange))) {
1560					ss->percentage =
1561						le16_to_cpu(ss_assign->v2.usSpreadSpectrumPercentage);
1562					ss->type = ss_assign->v2.ucSpreadSpectrumMode;
1563					ss->rate = le16_to_cpu(ss_assign->v2.usSpreadRateIn10Hz);
1564					ss->percentage_divider = 100;
1565					if ((crev == 2) &&
1566					    ((id == ASIC_INTERNAL_ENGINE_SS) ||
1567					     (id == ASIC_INTERNAL_MEMORY_SS)))
1568						ss->rate /= 100;
1569					return true;
1570				}
1571				ss_assign = (union asic_ss_assignment *)
1572					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2));
1573			}
1574			break;
1575		case 3:
1576			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1577				sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3);
1578			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info_3.asSpreadSpectrum[0]);
1579			for (i = 0; i < num_indices; i++) {
1580				if ((ss_assign->v3.ucClockIndication == id) &&
1581				    (clock <= le32_to_cpu(ss_assign->v3.ulTargetClockRange))) {
1582					ss->percentage =
1583						le16_to_cpu(ss_assign->v3.usSpreadSpectrumPercentage);
1584					ss->type = ss_assign->v3.ucSpreadSpectrumMode;
1585					ss->rate = le16_to_cpu(ss_assign->v3.usSpreadRateIn10Hz);
1586					if (ss_assign->v3.ucSpreadSpectrumMode &
1587					    SS_MODE_V3_PERCENTAGE_DIV_BY_1000_MASK)
1588						ss->percentage_divider = 1000;
1589					else
1590						ss->percentage_divider = 100;
1591					if ((id == ASIC_INTERNAL_ENGINE_SS) ||
1592					    (id == ASIC_INTERNAL_MEMORY_SS))
1593						ss->rate /= 100;
1594					if (rdev->flags & RADEON_IS_IGP)
1595						radeon_atombios_get_igp_ss_overrides(rdev, ss, id);
1596					return true;
1597				}
1598				ss_assign = (union asic_ss_assignment *)
1599					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3));
1600			}
1601			break;
1602		default:
1603			DRM_ERROR("Unsupported ASIC_InternalSS_Info table: %d %d\n", frev, crev);
1604			break;
1605		}
1606
1607	}
1608	return false;
1609}
1610
1611union lvds_info {
1612	struct _ATOM_LVDS_INFO info;
1613	struct _ATOM_LVDS_INFO_V12 info_12;
1614};
1615
1616struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
1617							      radeon_encoder
1618							      *encoder)
1619{
1620	struct drm_device *dev = encoder->base.dev;
1621	struct radeon_device *rdev = dev->dev_private;
1622	struct radeon_mode_info *mode_info = &rdev->mode_info;
1623	int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
1624	uint16_t data_offset, misc;
1625	union lvds_info *lvds_info;
1626	uint8_t frev, crev;
1627	struct radeon_encoder_atom_dig *lvds = NULL;
1628	int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1629
1630	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1631				   &frev, &crev, &data_offset)) {
1632		lvds_info =
1633			(union lvds_info *)(mode_info->atom_context->bios + data_offset);
1634		lvds =
1635		    kzalloc(sizeof(struct radeon_encoder_atom_dig), GFP_KERNEL);
1636
1637		if (!lvds)
1638			return NULL;
1639
1640		lvds->native_mode.clock =
1641		    le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
1642		lvds->native_mode.hdisplay =
1643		    le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
1644		lvds->native_mode.vdisplay =
1645		    le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
1646		lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1647			le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
1648		lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1649			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
1650		lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1651			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
1652		lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1653			le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
1654		lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1655			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
1656		lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1657			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
1658		lvds->panel_pwr_delay =
1659		    le16_to_cpu(lvds_info->info.usOffDelayInMs);
1660		lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
1661
1662		misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
1663		if (misc & ATOM_VSYNC_POLARITY)
1664			lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
1665		if (misc & ATOM_HSYNC_POLARITY)
1666			lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
1667		if (misc & ATOM_COMPOSITESYNC)
1668			lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
1669		if (misc & ATOM_INTERLACE)
1670			lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
1671		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1672			lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
1673
1674		lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
1675		lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
1676
1677		/* set crtc values */
1678		drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1679
1680		lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
1681
1682		encoder->native_mode = lvds->native_mode;
1683
1684		if (encoder_enum == 2)
1685			lvds->linkb = true;
1686		else
1687			lvds->linkb = false;
1688
1689		/* parse the lcd record table */
1690		if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
1691			ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
1692			ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
1693			bool bad_record = false;
1694			u8 *record;
1695
1696			if ((frev == 1) && (crev < 2))
1697				/* absolute */
1698				record = (u8 *)(mode_info->atom_context->bios +
1699						le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1700			else
1701				/* relative */
1702				record = (u8 *)(mode_info->atom_context->bios +
1703						data_offset +
1704						le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1705			while (*record != ATOM_RECORD_END_TYPE) {
1706				switch (*record) {
1707				case LCD_MODE_PATCH_RECORD_MODE_TYPE:
1708					record += sizeof(ATOM_PATCH_RECORD_MODE);
1709					break;
1710				case LCD_RTS_RECORD_TYPE:
1711					record += sizeof(ATOM_LCD_RTS_RECORD);
1712					break;
1713				case LCD_CAP_RECORD_TYPE:
1714					record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
1715					break;
1716				case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
1717					fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
1718					if (fake_edid_record->ucFakeEDIDLength) {
1719						const struct drm_edid *edid;
1720						int edid_size;
1721
1722						if (fake_edid_record->ucFakeEDIDLength == 128)
1723							edid_size = fake_edid_record->ucFakeEDIDLength;
1724						else
1725							edid_size = fake_edid_record->ucFakeEDIDLength * 128;
1726						edid = drm_edid_alloc(fake_edid_record->ucFakeEDIDString, edid_size);
1727						if (drm_edid_valid(edid))
1728							rdev->mode_info.bios_hardcoded_edid = edid;
1729						else
1730							drm_edid_free(edid);
1731						record += struct_size(fake_edid_record,
1732								      ucFakeEDIDString,
1733								      edid_size);
1734					} else {
1735						/* empty fake edid record must be 3 bytes long */
1736						record += sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1;
1737					}
 
 
 
 
 
 
1738					break;
1739				case LCD_PANEL_RESOLUTION_RECORD_TYPE:
1740					panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
1741					lvds->native_mode.width_mm = panel_res_record->usHSize;
1742					lvds->native_mode.height_mm = panel_res_record->usVSize;
1743					record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
1744					break;
1745				default:
1746					DRM_ERROR("Bad LCD record %d\n", *record);
1747					bad_record = true;
1748					break;
1749				}
1750				if (bad_record)
1751					break;
1752			}
1753		}
1754	}
1755	return lvds;
1756}
1757
1758struct radeon_encoder_primary_dac *
1759radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder)
1760{
1761	struct drm_device *dev = encoder->base.dev;
1762	struct radeon_device *rdev = dev->dev_private;
1763	struct radeon_mode_info *mode_info = &rdev->mode_info;
1764	int index = GetIndexIntoMasterTable(DATA, CompassionateData);
1765	uint16_t data_offset;
1766	struct _COMPASSIONATE_DATA *dac_info;
1767	uint8_t frev, crev;
1768	uint8_t bg, dac;
1769	struct radeon_encoder_primary_dac *p_dac = NULL;
1770
1771	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1772				   &frev, &crev, &data_offset)) {
1773		dac_info = (struct _COMPASSIONATE_DATA *)
1774			(mode_info->atom_context->bios + data_offset);
1775
1776		p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac), GFP_KERNEL);
1777
1778		if (!p_dac)
1779			return NULL;
1780
1781		bg = dac_info->ucDAC1_BG_Adjustment;
1782		dac = dac_info->ucDAC1_DAC_Adjustment;
1783		p_dac->ps2_pdac_adj = (bg << 8) | (dac);
1784
1785	}
1786	return p_dac;
1787}
1788
1789bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
1790				struct drm_display_mode *mode)
1791{
1792	struct radeon_mode_info *mode_info = &rdev->mode_info;
1793	ATOM_ANALOG_TV_INFO *tv_info;
1794	ATOM_ANALOG_TV_INFO_V1_2 *tv_info_v1_2;
1795	ATOM_DTD_FORMAT *dtd_timings;
1796	int data_index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
1797	u8 frev, crev;
1798	u16 data_offset, misc;
1799
1800	if (!atom_parse_data_header(mode_info->atom_context, data_index, NULL,
1801				    &frev, &crev, &data_offset))
1802		return false;
1803
1804	switch (crev) {
1805	case 1:
1806		tv_info = (ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset);
1807		if (index >= MAX_SUPPORTED_TV_TIMING)
1808			return false;
1809
1810		mode->crtc_htotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Total);
1811		mode->crtc_hdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Disp);
1812		mode->crtc_hsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart);
1813		mode->crtc_hsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart) +
1814			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncWidth);
1815
1816		mode->crtc_vtotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Total);
1817		mode->crtc_vdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Disp);
1818		mode->crtc_vsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart);
1819		mode->crtc_vsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart) +
1820			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncWidth);
1821
1822		mode->flags = 0;
1823		misc = le16_to_cpu(tv_info->aModeTimings[index].susModeMiscInfo.usAccess);
1824		if (misc & ATOM_VSYNC_POLARITY)
1825			mode->flags |= DRM_MODE_FLAG_NVSYNC;
1826		if (misc & ATOM_HSYNC_POLARITY)
1827			mode->flags |= DRM_MODE_FLAG_NHSYNC;
1828		if (misc & ATOM_COMPOSITESYNC)
1829			mode->flags |= DRM_MODE_FLAG_CSYNC;
1830		if (misc & ATOM_INTERLACE)
1831			mode->flags |= DRM_MODE_FLAG_INTERLACE;
1832		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1833			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
1834
1835		mode->crtc_clock = mode->clock =
1836			le16_to_cpu(tv_info->aModeTimings[index].usPixelClock) * 10;
1837
1838		if (index == 1) {
1839			/* PAL timings appear to have wrong values for totals */
1840			mode->crtc_htotal -= 1;
1841			mode->crtc_vtotal -= 1;
1842		}
1843		break;
1844	case 2:
1845		tv_info_v1_2 = (ATOM_ANALOG_TV_INFO_V1_2 *)(mode_info->atom_context->bios + data_offset);
1846		if (index >= MAX_SUPPORTED_TV_TIMING_V1_2)
1847			return false;
1848
1849		dtd_timings = &tv_info_v1_2->aModeTimings[index];
1850		mode->crtc_htotal = le16_to_cpu(dtd_timings->usHActive) +
1851			le16_to_cpu(dtd_timings->usHBlanking_Time);
1852		mode->crtc_hdisplay = le16_to_cpu(dtd_timings->usHActive);
1853		mode->crtc_hsync_start = le16_to_cpu(dtd_timings->usHActive) +
1854			le16_to_cpu(dtd_timings->usHSyncOffset);
1855		mode->crtc_hsync_end = mode->crtc_hsync_start +
1856			le16_to_cpu(dtd_timings->usHSyncWidth);
1857
1858		mode->crtc_vtotal = le16_to_cpu(dtd_timings->usVActive) +
1859			le16_to_cpu(dtd_timings->usVBlanking_Time);
1860		mode->crtc_vdisplay = le16_to_cpu(dtd_timings->usVActive);
1861		mode->crtc_vsync_start = le16_to_cpu(dtd_timings->usVActive) +
1862			le16_to_cpu(dtd_timings->usVSyncOffset);
1863		mode->crtc_vsync_end = mode->crtc_vsync_start +
1864			le16_to_cpu(dtd_timings->usVSyncWidth);
1865
1866		mode->flags = 0;
1867		misc = le16_to_cpu(dtd_timings->susModeMiscInfo.usAccess);
1868		if (misc & ATOM_VSYNC_POLARITY)
1869			mode->flags |= DRM_MODE_FLAG_NVSYNC;
1870		if (misc & ATOM_HSYNC_POLARITY)
1871			mode->flags |= DRM_MODE_FLAG_NHSYNC;
1872		if (misc & ATOM_COMPOSITESYNC)
1873			mode->flags |= DRM_MODE_FLAG_CSYNC;
1874		if (misc & ATOM_INTERLACE)
1875			mode->flags |= DRM_MODE_FLAG_INTERLACE;
1876		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1877			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
1878
1879		mode->crtc_clock = mode->clock =
1880			le16_to_cpu(dtd_timings->usPixClk) * 10;
1881		break;
1882	}
1883	return true;
1884}
1885
1886enum radeon_tv_std
1887radeon_atombios_get_tv_info(struct radeon_device *rdev)
1888{
1889	struct radeon_mode_info *mode_info = &rdev->mode_info;
1890	int index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
1891	uint16_t data_offset;
1892	uint8_t frev, crev;
1893	struct _ATOM_ANALOG_TV_INFO *tv_info;
1894	enum radeon_tv_std tv_std = TV_STD_NTSC;
1895
1896	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1897				   &frev, &crev, &data_offset)) {
1898
1899		tv_info = (struct _ATOM_ANALOG_TV_INFO *)
1900			(mode_info->atom_context->bios + data_offset);
1901
1902		switch (tv_info->ucTV_BootUpDefaultStandard) {
1903		case ATOM_TV_NTSC:
1904			tv_std = TV_STD_NTSC;
1905			DRM_DEBUG_KMS("Default TV standard: NTSC\n");
1906			break;
1907		case ATOM_TV_NTSCJ:
1908			tv_std = TV_STD_NTSC_J;
1909			DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
1910			break;
1911		case ATOM_TV_PAL:
1912			tv_std = TV_STD_PAL;
1913			DRM_DEBUG_KMS("Default TV standard: PAL\n");
1914			break;
1915		case ATOM_TV_PALM:
1916			tv_std = TV_STD_PAL_M;
1917			DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
1918			break;
1919		case ATOM_TV_PALN:
1920			tv_std = TV_STD_PAL_N;
1921			DRM_DEBUG_KMS("Default TV standard: PAL-N\n");
1922			break;
1923		case ATOM_TV_PALCN:
1924			tv_std = TV_STD_PAL_CN;
1925			DRM_DEBUG_KMS("Default TV standard: PAL-CN\n");
1926			break;
1927		case ATOM_TV_PAL60:
1928			tv_std = TV_STD_PAL_60;
1929			DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
1930			break;
1931		case ATOM_TV_SECAM:
1932			tv_std = TV_STD_SECAM;
1933			DRM_DEBUG_KMS("Default TV standard: SECAM\n");
1934			break;
1935		default:
1936			tv_std = TV_STD_NTSC;
1937			DRM_DEBUG_KMS("Unknown TV standard; defaulting to NTSC\n");
1938			break;
1939		}
1940	}
1941	return tv_std;
1942}
1943
1944struct radeon_encoder_tv_dac *
1945radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
1946{
1947	struct drm_device *dev = encoder->base.dev;
1948	struct radeon_device *rdev = dev->dev_private;
1949	struct radeon_mode_info *mode_info = &rdev->mode_info;
1950	int index = GetIndexIntoMasterTable(DATA, CompassionateData);
1951	uint16_t data_offset;
1952	struct _COMPASSIONATE_DATA *dac_info;
1953	uint8_t frev, crev;
1954	uint8_t bg, dac;
1955	struct radeon_encoder_tv_dac *tv_dac = NULL;
1956
1957	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1958				   &frev, &crev, &data_offset)) {
1959
1960		dac_info = (struct _COMPASSIONATE_DATA *)
1961			(mode_info->atom_context->bios + data_offset);
1962
1963		tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
1964
1965		if (!tv_dac)
1966			return NULL;
1967
1968		bg = dac_info->ucDAC2_CRT2_BG_Adjustment;
1969		dac = dac_info->ucDAC2_CRT2_DAC_Adjustment;
1970		tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1971
1972		bg = dac_info->ucDAC2_PAL_BG_Adjustment;
1973		dac = dac_info->ucDAC2_PAL_DAC_Adjustment;
1974		tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1975
1976		bg = dac_info->ucDAC2_NTSC_BG_Adjustment;
1977		dac = dac_info->ucDAC2_NTSC_DAC_Adjustment;
1978		tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1979
1980		tv_dac->tv_std = radeon_atombios_get_tv_info(rdev);
1981	}
1982	return tv_dac;
1983}
1984
1985static const char *thermal_controller_names[] = {
1986	"NONE",
1987	"lm63",
1988	"adm1032",
1989	"adm1030",
1990	"max6649",
1991	"lm63", /* lm64 */
1992	"f75375",
1993	"asc7xxx",
1994};
1995
1996static const char *pp_lib_thermal_controller_names[] = {
1997	"NONE",
1998	"lm63",
1999	"adm1032",
2000	"adm1030",
2001	"max6649",
2002	"lm63", /* lm64 */
2003	"f75375",
2004	"RV6xx",
2005	"RV770",
2006	"adt7473",
2007	"NONE",
2008	"External GPIO",
2009	"Evergreen",
2010	"emc2103",
2011	"Sumo",
2012	"Northern Islands",
2013	"Southern Islands",
2014	"lm96163",
2015	"Sea Islands",
2016};
2017
2018union power_info {
2019	struct _ATOM_POWERPLAY_INFO info;
2020	struct _ATOM_POWERPLAY_INFO_V2 info_2;
2021	struct _ATOM_POWERPLAY_INFO_V3 info_3;
2022	struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
2023	struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
2024	struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
2025};
2026
2027union pplib_clock_info {
2028	struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
2029	struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
2030	struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
2031	struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
2032	struct _ATOM_PPLIB_SI_CLOCK_INFO si;
2033	struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
2034};
2035
2036union pplib_power_state {
2037	struct _ATOM_PPLIB_STATE v1;
2038	struct _ATOM_PPLIB_STATE_V2 v2;
2039};
2040
2041static void radeon_atombios_parse_misc_flags_1_3(struct radeon_device *rdev,
2042						 int state_index,
2043						 u32 misc, u32 misc2)
2044{
2045	rdev->pm.power_state[state_index].misc = misc;
2046	rdev->pm.power_state[state_index].misc2 = misc2;
2047	/* order matters! */
2048	if (misc & ATOM_PM_MISCINFO_POWER_SAVING_MODE)
2049		rdev->pm.power_state[state_index].type =
2050			POWER_STATE_TYPE_POWERSAVE;
2051	if (misc & ATOM_PM_MISCINFO_DEFAULT_DC_STATE_ENTRY_TRUE)
2052		rdev->pm.power_state[state_index].type =
2053			POWER_STATE_TYPE_BATTERY;
2054	if (misc & ATOM_PM_MISCINFO_DEFAULT_LOW_DC_STATE_ENTRY_TRUE)
2055		rdev->pm.power_state[state_index].type =
2056			POWER_STATE_TYPE_BATTERY;
2057	if (misc & ATOM_PM_MISCINFO_LOAD_BALANCE_EN)
2058		rdev->pm.power_state[state_index].type =
2059			POWER_STATE_TYPE_BALANCED;
2060	if (misc & ATOM_PM_MISCINFO_3D_ACCELERATION_EN) {
2061		rdev->pm.power_state[state_index].type =
2062			POWER_STATE_TYPE_PERFORMANCE;
2063		rdev->pm.power_state[state_index].flags &=
2064			~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2065	}
2066	if (misc2 & ATOM_PM_MISCINFO2_SYSTEM_AC_LITE_MODE)
2067		rdev->pm.power_state[state_index].type =
2068			POWER_STATE_TYPE_BALANCED;
2069	if (misc & ATOM_PM_MISCINFO_DRIVER_DEFAULT_MODE) {
2070		rdev->pm.power_state[state_index].type =
2071			POWER_STATE_TYPE_DEFAULT;
2072		rdev->pm.default_power_state_index = state_index;
2073		rdev->pm.power_state[state_index].default_clock_mode =
2074			&rdev->pm.power_state[state_index].clock_info[0];
2075	} else if (state_index == 0) {
2076		rdev->pm.power_state[state_index].clock_info[0].flags |=
2077			RADEON_PM_MODE_NO_DISPLAY;
2078	}
2079}
2080
2081static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
2082{
2083	struct radeon_mode_info *mode_info = &rdev->mode_info;
2084	u32 misc, misc2 = 0;
2085	int num_modes = 0, i;
2086	int state_index = 0;
2087	struct radeon_i2c_bus_rec i2c_bus;
2088	union power_info *power_info;
2089	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2090	u16 data_offset;
2091	u8 frev, crev;
2092
2093	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2094				   &frev, &crev, &data_offset))
2095		return state_index;
2096	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2097
2098	/* add the i2c bus for thermal/fan chip */
2099	if ((power_info->info.ucOverdriveThermalController > 0) &&
2100	    (power_info->info.ucOverdriveThermalController < ARRAY_SIZE(thermal_controller_names))) {
2101		DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2102			 thermal_controller_names[power_info->info.ucOverdriveThermalController],
2103			 power_info->info.ucOverdriveControllerAddress >> 1);
2104		i2c_bus = radeon_lookup_i2c_gpio(rdev, power_info->info.ucOverdriveI2cLine);
2105		rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2106		if (rdev->pm.i2c_bus) {
2107			struct i2c_board_info info = { };
2108			const char *name = thermal_controller_names[power_info->info.
2109								    ucOverdriveThermalController];
2110			info.addr = power_info->info.ucOverdriveControllerAddress >> 1;
2111			strscpy(info.type, name, sizeof(info.type));
2112			i2c_new_client_device(&rdev->pm.i2c_bus->adapter, &info);
2113		}
2114	}
2115	num_modes = power_info->info.ucNumOfPowerModeEntries;
2116	if (num_modes > ATOM_MAX_NUMBEROF_POWER_BLOCK)
2117		num_modes = ATOM_MAX_NUMBEROF_POWER_BLOCK;
2118	if (num_modes == 0)
2119		return state_index;
2120	rdev->pm.power_state = kcalloc(num_modes,
2121				       sizeof(struct radeon_power_state),
2122				       GFP_KERNEL);
2123	if (!rdev->pm.power_state)
2124		return state_index;
2125	/* last mode is usually default, array is low to high */
2126	for (i = 0; i < num_modes; i++) {
2127		/* avoid memory leaks from invalid modes or unknown frev. */
2128		if (!rdev->pm.power_state[state_index].clock_info) {
2129			rdev->pm.power_state[state_index].clock_info =
2130				kzalloc(sizeof(struct radeon_pm_clock_info),
2131					GFP_KERNEL);
2132		}
2133		if (!rdev->pm.power_state[state_index].clock_info)
2134			goto out;
2135		rdev->pm.power_state[state_index].num_clock_modes = 1;
2136		rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2137		switch (frev) {
2138		case 1:
2139			rdev->pm.power_state[state_index].clock_info[0].mclk =
2140				le16_to_cpu(power_info->info.asPowerPlayInfo[i].usMemoryClock);
2141			rdev->pm.power_state[state_index].clock_info[0].sclk =
2142				le16_to_cpu(power_info->info.asPowerPlayInfo[i].usEngineClock);
2143			/* skip invalid modes */
2144			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2145			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2146				continue;
2147			rdev->pm.power_state[state_index].pcie_lanes =
2148				power_info->info.asPowerPlayInfo[i].ucNumPciELanes;
2149			misc = le32_to_cpu(power_info->info.asPowerPlayInfo[i].ulMiscInfo);
2150			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2151			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2152				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2153					VOLTAGE_GPIO;
2154				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2155					radeon_atombios_lookup_gpio(rdev,
2156							   power_info->info.asPowerPlayInfo[i].ucVoltageDropIndex);
2157				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2158					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2159						true;
2160				else
2161					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2162						false;
2163			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2164				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2165					VOLTAGE_VDDC;
2166				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2167					power_info->info.asPowerPlayInfo[i].ucVoltageDropIndex;
2168			}
2169			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2170			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, 0);
2171			state_index++;
2172			break;
2173		case 2:
2174			rdev->pm.power_state[state_index].clock_info[0].mclk =
2175				le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMemoryClock);
2176			rdev->pm.power_state[state_index].clock_info[0].sclk =
2177				le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulEngineClock);
2178			/* skip invalid modes */
2179			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2180			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2181				continue;
2182			rdev->pm.power_state[state_index].pcie_lanes =
2183				power_info->info_2.asPowerPlayInfo[i].ucNumPciELanes;
2184			misc = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo);
2185			misc2 = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo2);
2186			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2187			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2188				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2189					VOLTAGE_GPIO;
2190				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2191					radeon_atombios_lookup_gpio(rdev,
2192							   power_info->info_2.asPowerPlayInfo[i].ucVoltageDropIndex);
2193				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2194					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2195						true;
2196				else
2197					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2198						false;
2199			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2200				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2201					VOLTAGE_VDDC;
2202				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2203					power_info->info_2.asPowerPlayInfo[i].ucVoltageDropIndex;
2204			}
2205			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2206			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, misc2);
2207			state_index++;
2208			break;
2209		case 3:
2210			rdev->pm.power_state[state_index].clock_info[0].mclk =
2211				le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMemoryClock);
2212			rdev->pm.power_state[state_index].clock_info[0].sclk =
2213				le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulEngineClock);
2214			/* skip invalid modes */
2215			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2216			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2217				continue;
2218			rdev->pm.power_state[state_index].pcie_lanes =
2219				power_info->info_3.asPowerPlayInfo[i].ucNumPciELanes;
2220			misc = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo);
2221			misc2 = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo2);
2222			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2223			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2224				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2225					VOLTAGE_GPIO;
2226				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2227					radeon_atombios_lookup_gpio(rdev,
2228							   power_info->info_3.asPowerPlayInfo[i].ucVoltageDropIndex);
2229				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2230					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2231						true;
2232				else
2233					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2234						false;
2235			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2236				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2237					VOLTAGE_VDDC;
2238				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2239					power_info->info_3.asPowerPlayInfo[i].ucVoltageDropIndex;
2240				if (misc2 & ATOM_PM_MISCINFO2_VDDCI_DYNAMIC_VOLTAGE_EN) {
2241					rdev->pm.power_state[state_index].clock_info[0].voltage.vddci_enabled =
2242						true;
2243					rdev->pm.power_state[state_index].clock_info[0].voltage.vddci_id =
2244						power_info->info_3.asPowerPlayInfo[i].ucVDDCI_VoltageDropIndex;
2245				}
2246			}
2247			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2248			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, misc2);
2249			state_index++;
2250			break;
2251		}
2252	}
2253out:
2254	/* free any unused clock_info allocation. */
2255	if (state_index && state_index < num_modes) {
2256		kfree(rdev->pm.power_state[state_index].clock_info);
2257		rdev->pm.power_state[state_index].clock_info = NULL;
2258	}
2259
2260	/* last mode is usually default */
2261	if (state_index && rdev->pm.default_power_state_index == -1) {
2262		rdev->pm.power_state[state_index - 1].type =
2263			POWER_STATE_TYPE_DEFAULT;
2264		rdev->pm.default_power_state_index = state_index - 1;
2265		rdev->pm.power_state[state_index - 1].default_clock_mode =
2266			&rdev->pm.power_state[state_index - 1].clock_info[0];
2267		rdev->pm.power_state[state_index - 1].flags &=
2268			~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2269		rdev->pm.power_state[state_index - 1].misc = 0;
2270		rdev->pm.power_state[state_index - 1].misc2 = 0;
2271	}
2272	return state_index;
2273}
2274
2275static void radeon_atombios_add_pplib_thermal_controller(struct radeon_device *rdev,
2276							 ATOM_PPLIB_THERMALCONTROLLER *controller)
2277{
2278	struct radeon_i2c_bus_rec i2c_bus;
2279
2280	/* add the i2c bus for thermal/fan chip */
2281	if (controller->ucType > 0) {
2282		if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
2283			rdev->pm.no_fan = true;
2284		rdev->pm.fan_pulses_per_revolution =
2285			controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
2286		if (rdev->pm.fan_pulses_per_revolution) {
2287			rdev->pm.fan_min_rpm = controller->ucFanMinRPM;
2288			rdev->pm.fan_max_rpm = controller->ucFanMaxRPM;
2289		}
2290		if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
2291			DRM_INFO("Internal thermal controller %s fan control\n",
2292				 (controller->ucFanParameters &
2293				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2294			rdev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
2295		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
2296			DRM_INFO("Internal thermal controller %s fan control\n",
2297				 (controller->ucFanParameters &
2298				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2299			rdev->pm.int_thermal_type = THERMAL_TYPE_RV770;
2300		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
2301			DRM_INFO("Internal thermal controller %s fan control\n",
2302				 (controller->ucFanParameters &
2303				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2304			rdev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN;
2305		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
2306			DRM_INFO("Internal thermal controller %s fan control\n",
2307				 (controller->ucFanParameters &
2308				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2309			rdev->pm.int_thermal_type = THERMAL_TYPE_SUMO;
2310		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
2311			DRM_INFO("Internal thermal controller %s fan control\n",
2312				 (controller->ucFanParameters &
2313				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2314			rdev->pm.int_thermal_type = THERMAL_TYPE_NI;
2315		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
2316			DRM_INFO("Internal thermal controller %s fan control\n",
2317				 (controller->ucFanParameters &
2318				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2319			rdev->pm.int_thermal_type = THERMAL_TYPE_SI;
2320		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
2321			DRM_INFO("Internal thermal controller %s fan control\n",
2322				 (controller->ucFanParameters &
2323				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2324			rdev->pm.int_thermal_type = THERMAL_TYPE_CI;
2325		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
2326			DRM_INFO("Internal thermal controller %s fan control\n",
2327				 (controller->ucFanParameters &
2328				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2329			rdev->pm.int_thermal_type = THERMAL_TYPE_KV;
2330		} else if (controller->ucType ==
2331			   ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
2332			DRM_INFO("External GPIO thermal controller %s fan control\n",
2333				 (controller->ucFanParameters &
2334				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2335			rdev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
2336		} else if (controller->ucType ==
2337			   ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
2338			DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
2339				 (controller->ucFanParameters &
2340				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2341			rdev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
2342		} else if (controller->ucType ==
2343			   ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
2344			DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
2345				 (controller->ucFanParameters &
2346				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2347			rdev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
2348		} else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
2349			DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
2350				 pp_lib_thermal_controller_names[controller->ucType],
2351				 controller->ucI2cAddress >> 1,
2352				 (controller->ucFanParameters &
2353				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2354			rdev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
2355			i2c_bus = radeon_lookup_i2c_gpio(rdev, controller->ucI2cLine);
2356			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2357			if (rdev->pm.i2c_bus) {
2358				struct i2c_board_info info = { };
2359				const char *name = pp_lib_thermal_controller_names[controller->ucType];
2360				info.addr = controller->ucI2cAddress >> 1;
2361				strscpy(info.type, name, sizeof(info.type));
2362				i2c_new_client_device(&rdev->pm.i2c_bus->adapter, &info);
2363			}
2364		} else {
2365			DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
2366				 controller->ucType,
2367				 controller->ucI2cAddress >> 1,
2368				 (controller->ucFanParameters &
2369				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2370		}
2371	}
2372}
2373
2374void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
2375					  u16 *vddc, u16 *vddci, u16 *mvdd)
2376{
2377	struct radeon_mode_info *mode_info = &rdev->mode_info;
2378	int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
2379	u8 frev, crev;
2380	u16 data_offset;
2381	union firmware_info *firmware_info;
2382
2383	*vddc = 0;
2384	*vddci = 0;
2385	*mvdd = 0;
2386
2387	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2388				   &frev, &crev, &data_offset)) {
2389		firmware_info =
2390			(union firmware_info *)(mode_info->atom_context->bios +
2391						data_offset);
2392		*vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage);
2393		if ((frev == 2) && (crev >= 2)) {
2394			*vddci = le16_to_cpu(firmware_info->info_22.usBootUpVDDCIVoltage);
2395			*mvdd = le16_to_cpu(firmware_info->info_22.usBootUpMVDDCVoltage);
2396		}
2397	}
2398}
2399
2400static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rdev,
2401						       int state_index, int mode_index,
2402						       struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info)
2403{
2404	int j;
2405	u32 misc = le32_to_cpu(non_clock_info->ulCapsAndSettings);
2406	u32 misc2 = le16_to_cpu(non_clock_info->usClassification);
2407	u16 vddc, vddci, mvdd;
2408
2409	radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd);
2410
2411	rdev->pm.power_state[state_index].misc = misc;
2412	rdev->pm.power_state[state_index].misc2 = misc2;
2413	rdev->pm.power_state[state_index].pcie_lanes =
2414		((misc & ATOM_PPLIB_PCIE_LINK_WIDTH_MASK) >>
2415		 ATOM_PPLIB_PCIE_LINK_WIDTH_SHIFT) + 1;
2416	switch (misc2 & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
2417	case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
2418		rdev->pm.power_state[state_index].type =
2419			POWER_STATE_TYPE_BATTERY;
2420		break;
2421	case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
2422		rdev->pm.power_state[state_index].type =
2423			POWER_STATE_TYPE_BALANCED;
2424		break;
2425	case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
2426		rdev->pm.power_state[state_index].type =
2427			POWER_STATE_TYPE_PERFORMANCE;
2428		break;
2429	case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
2430		if (misc2 & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
2431			rdev->pm.power_state[state_index].type =
2432				POWER_STATE_TYPE_PERFORMANCE;
2433		break;
2434	}
2435	rdev->pm.power_state[state_index].flags = 0;
2436	if (misc & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
2437		rdev->pm.power_state[state_index].flags |=
2438			RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2439	if (misc2 & ATOM_PPLIB_CLASSIFICATION_BOOT) {
2440		rdev->pm.power_state[state_index].type =
2441			POWER_STATE_TYPE_DEFAULT;
2442		rdev->pm.default_power_state_index = state_index;
2443		rdev->pm.power_state[state_index].default_clock_mode =
2444			&rdev->pm.power_state[state_index].clock_info[mode_index - 1];
2445		if ((rdev->family >= CHIP_BARTS) && !(rdev->flags & RADEON_IS_IGP)) {
2446			/* NI chips post without MC ucode, so default clocks are strobe mode only */
2447			rdev->pm.default_sclk = rdev->pm.power_state[state_index].clock_info[0].sclk;
2448			rdev->pm.default_mclk = rdev->pm.power_state[state_index].clock_info[0].mclk;
2449			rdev->pm.default_vddc = rdev->pm.power_state[state_index].clock_info[0].voltage.voltage;
2450			rdev->pm.default_vddci = rdev->pm.power_state[state_index].clock_info[0].voltage.vddci;
2451		} else {
2452			u16 max_vddci = 0;
2453
2454			if (ASIC_IS_DCE4(rdev))
2455				radeon_atom_get_max_voltage(rdev,
2456							    SET_VOLTAGE_TYPE_ASIC_VDDCI,
2457							    &max_vddci);
2458			/* patch the table values with the default sclk/mclk from firmware info */
2459			for (j = 0; j < mode_index; j++) {
2460				rdev->pm.power_state[state_index].clock_info[j].mclk =
2461					rdev->clock.default_mclk;
2462				rdev->pm.power_state[state_index].clock_info[j].sclk =
2463					rdev->clock.default_sclk;
2464				if (vddc)
2465					rdev->pm.power_state[state_index].clock_info[j].voltage.voltage =
2466						vddc;
2467				if (max_vddci)
2468					rdev->pm.power_state[state_index].clock_info[j].voltage.vddci =
2469						max_vddci;
2470			}
2471		}
2472	}
2473}
2474
2475static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
2476						   int state_index, int mode_index,
2477						   union pplib_clock_info *clock_info)
2478{
2479	u32 sclk, mclk;
2480	u16 vddc;
2481
2482	if (rdev->flags & RADEON_IS_IGP) {
2483		if (rdev->family >= CHIP_PALM) {
2484			sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2485			sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2486			rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2487		} else {
2488			sclk = le16_to_cpu(clock_info->rs780.usLowEngineClockLow);
2489			sclk |= clock_info->rs780.ucLowEngineClockHigh << 16;
2490			rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2491		}
2492	} else if (rdev->family >= CHIP_BONAIRE) {
2493		sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
2494		sclk |= clock_info->ci.ucEngineClockHigh << 16;
2495		mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
2496		mclk |= clock_info->ci.ucMemoryClockHigh << 16;
2497		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2498		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2499		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2500			VOLTAGE_NONE;
2501	} else if (rdev->family >= CHIP_TAHITI) {
2502		sclk = le16_to_cpu(clock_info->si.usEngineClockLow);
2503		sclk |= clock_info->si.ucEngineClockHigh << 16;
2504		mclk = le16_to_cpu(clock_info->si.usMemoryClockLow);
2505		mclk |= clock_info->si.ucMemoryClockHigh << 16;
2506		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2507		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2508		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2509			VOLTAGE_SW;
2510		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2511			le16_to_cpu(clock_info->si.usVDDC);
2512		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2513			le16_to_cpu(clock_info->si.usVDDCI);
2514	} else if (rdev->family >= CHIP_CEDAR) {
2515		sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow);
2516		sclk |= clock_info->evergreen.ucEngineClockHigh << 16;
2517		mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow);
2518		mclk |= clock_info->evergreen.ucMemoryClockHigh << 16;
2519		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2520		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2521		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2522			VOLTAGE_SW;
2523		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2524			le16_to_cpu(clock_info->evergreen.usVDDC);
2525		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2526			le16_to_cpu(clock_info->evergreen.usVDDCI);
2527	} else {
2528		sclk = le16_to_cpu(clock_info->r600.usEngineClockLow);
2529		sclk |= clock_info->r600.ucEngineClockHigh << 16;
2530		mclk = le16_to_cpu(clock_info->r600.usMemoryClockLow);
2531		mclk |= clock_info->r600.ucMemoryClockHigh << 16;
2532		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2533		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2534		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2535			VOLTAGE_SW;
2536		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2537			le16_to_cpu(clock_info->r600.usVDDC);
2538	}
2539
2540	/* patch up vddc if necessary */
2541	switch (rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage) {
2542	case ATOM_VIRTUAL_VOLTAGE_ID0:
2543	case ATOM_VIRTUAL_VOLTAGE_ID1:
2544	case ATOM_VIRTUAL_VOLTAGE_ID2:
2545	case ATOM_VIRTUAL_VOLTAGE_ID3:
2546	case ATOM_VIRTUAL_VOLTAGE_ID4:
2547	case ATOM_VIRTUAL_VOLTAGE_ID5:
2548	case ATOM_VIRTUAL_VOLTAGE_ID6:
2549	case ATOM_VIRTUAL_VOLTAGE_ID7:
2550		if (radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC,
2551					     rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage,
2552					     &vddc) == 0)
2553			rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage = vddc;
2554		break;
2555	default:
2556		break;
2557	}
2558
2559	if (rdev->flags & RADEON_IS_IGP) {
2560		/* skip invalid modes */
2561		if (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0)
2562			return false;
2563	} else {
2564		/* skip invalid modes */
2565		if ((rdev->pm.power_state[state_index].clock_info[mode_index].mclk == 0) ||
2566		    (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0))
2567			return false;
2568	}
2569	return true;
2570}
2571
2572static int radeon_atombios_parse_power_table_4_5(struct radeon_device *rdev)
2573{
2574	struct radeon_mode_info *mode_info = &rdev->mode_info;
2575	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2576	union pplib_power_state *power_state;
2577	int i, j;
2578	int state_index = 0, mode_index = 0;
2579	union pplib_clock_info *clock_info;
2580	bool valid;
2581	union power_info *power_info;
2582	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2583	u16 data_offset;
2584	u8 frev, crev;
2585
2586	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2587				   &frev, &crev, &data_offset))
2588		return state_index;
2589	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2590
2591	radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
2592	if (power_info->pplib.ucNumStates == 0)
2593		return state_index;
2594	rdev->pm.power_state = kcalloc(power_info->pplib.ucNumStates,
2595				       sizeof(struct radeon_power_state),
2596				       GFP_KERNEL);
2597	if (!rdev->pm.power_state)
2598		return state_index;
2599	/* first mode is usually default, followed by low to high */
2600	for (i = 0; i < power_info->pplib.ucNumStates; i++) {
2601		mode_index = 0;
2602		power_state = (union pplib_power_state *)
2603			(mode_info->atom_context->bios + data_offset +
2604			 le16_to_cpu(power_info->pplib.usStateArrayOffset) +
2605			 i * power_info->pplib.ucStateEntrySize);
2606		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2607			(mode_info->atom_context->bios + data_offset +
2608			 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) +
2609			 (power_state->v1.ucNonClockStateIndex *
2610			  power_info->pplib.ucNonClockSize));
2611		rdev->pm.power_state[i].clock_info =
2612			kcalloc((power_info->pplib.ucStateEntrySize - 1) ?
2613				(power_info->pplib.ucStateEntrySize - 1) : 1,
2614				sizeof(struct radeon_pm_clock_info),
2615				GFP_KERNEL);
2616		if (!rdev->pm.power_state[i].clock_info)
2617			return state_index;
2618		if (power_info->pplib.ucStateEntrySize - 1) {
2619			for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
2620				clock_info = (union pplib_clock_info *)
2621					(mode_info->atom_context->bios + data_offset +
2622					 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
2623					 (power_state->v1.ucClockStateIndices[j] *
2624					  power_info->pplib.ucClockInfoSize));
2625				valid = radeon_atombios_parse_pplib_clock_info(rdev,
2626									       state_index, mode_index,
2627									       clock_info);
2628				if (valid)
2629					mode_index++;
2630			}
2631		} else {
2632			rdev->pm.power_state[state_index].clock_info[0].mclk =
2633				rdev->clock.default_mclk;
2634			rdev->pm.power_state[state_index].clock_info[0].sclk =
2635				rdev->clock.default_sclk;
2636			mode_index++;
2637		}
2638		rdev->pm.power_state[state_index].num_clock_modes = mode_index;
2639		if (mode_index) {
2640			radeon_atombios_parse_pplib_non_clock_info(rdev, state_index, mode_index,
2641								   non_clock_info);
2642			state_index++;
2643		}
2644	}
2645	/* if multiple clock modes, mark the lowest as no display */
2646	for (i = 0; i < state_index; i++) {
2647		if (rdev->pm.power_state[i].num_clock_modes > 1)
2648			rdev->pm.power_state[i].clock_info[0].flags |=
2649				RADEON_PM_MODE_NO_DISPLAY;
2650	}
2651	/* first mode is usually default */
2652	if (rdev->pm.default_power_state_index == -1) {
2653		rdev->pm.power_state[0].type =
2654			POWER_STATE_TYPE_DEFAULT;
2655		rdev->pm.default_power_state_index = 0;
2656		rdev->pm.power_state[0].default_clock_mode =
2657			&rdev->pm.power_state[0].clock_info[0];
2658	}
2659	return state_index;
2660}
2661
2662static int radeon_atombios_parse_power_table_6(struct radeon_device *rdev)
2663{
2664	struct radeon_mode_info *mode_info = &rdev->mode_info;
2665	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2666	union pplib_power_state *power_state;
2667	int i, j, non_clock_array_index, clock_array_index;
2668	int state_index = 0, mode_index = 0;
2669	union pplib_clock_info *clock_info;
2670	struct _StateArray *state_array;
2671	struct _ClockInfoArray *clock_info_array;
2672	struct _NonClockInfoArray *non_clock_info_array;
2673	bool valid;
2674	union power_info *power_info;
2675	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2676	u16 data_offset;
2677	u8 frev, crev;
2678	u8 *power_state_offset;
2679
2680	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2681				   &frev, &crev, &data_offset))
2682		return state_index;
2683	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2684
2685	radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
2686	state_array = (struct _StateArray *)
2687		(mode_info->atom_context->bios + data_offset +
2688		 le16_to_cpu(power_info->pplib.usStateArrayOffset));
2689	clock_info_array = (struct _ClockInfoArray *)
2690		(mode_info->atom_context->bios + data_offset +
2691		 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
2692	non_clock_info_array = (struct _NonClockInfoArray *)
2693		(mode_info->atom_context->bios + data_offset +
2694		 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
2695	if (state_array->ucNumEntries == 0)
2696		return state_index;
2697	rdev->pm.power_state = kcalloc(state_array->ucNumEntries,
2698				       sizeof(struct radeon_power_state),
2699				       GFP_KERNEL);
2700	if (!rdev->pm.power_state)
2701		return state_index;
2702	power_state_offset = (u8 *)state_array->states;
2703	for (i = 0; i < state_array->ucNumEntries; i++) {
2704		mode_index = 0;
2705		power_state = (union pplib_power_state *)power_state_offset;
2706		non_clock_array_index = power_state->v2.nonClockInfoIndex;
2707		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2708			&non_clock_info_array->nonClockInfo[non_clock_array_index];
2709		rdev->pm.power_state[i].clock_info =
2710			kcalloc(power_state->v2.ucNumDPMLevels ?
2711				power_state->v2.ucNumDPMLevels : 1,
2712				sizeof(struct radeon_pm_clock_info),
2713				GFP_KERNEL);
2714		if (!rdev->pm.power_state[i].clock_info)
2715			return state_index;
2716		if (power_state->v2.ucNumDPMLevels) {
2717			for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
2718				clock_array_index = power_state->v2.clockInfoIndex[j];
2719				clock_info = (union pplib_clock_info *)
2720					&clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
2721				valid = radeon_atombios_parse_pplib_clock_info(rdev,
2722									       state_index, mode_index,
2723									       clock_info);
2724				if (valid)
2725					mode_index++;
2726			}
2727		} else {
2728			rdev->pm.power_state[state_index].clock_info[0].mclk =
2729				rdev->clock.default_mclk;
2730			rdev->pm.power_state[state_index].clock_info[0].sclk =
2731				rdev->clock.default_sclk;
2732			mode_index++;
2733		}
2734		rdev->pm.power_state[state_index].num_clock_modes = mode_index;
2735		if (mode_index) {
2736			radeon_atombios_parse_pplib_non_clock_info(rdev, state_index, mode_index,
2737								   non_clock_info);
2738			state_index++;
2739		}
2740		power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
2741	}
2742	/* if multiple clock modes, mark the lowest as no display */
2743	for (i = 0; i < state_index; i++) {
2744		if (rdev->pm.power_state[i].num_clock_modes > 1)
2745			rdev->pm.power_state[i].clock_info[0].flags |=
2746				RADEON_PM_MODE_NO_DISPLAY;
2747	}
2748	/* first mode is usually default */
2749	if (rdev->pm.default_power_state_index == -1) {
2750		rdev->pm.power_state[0].type =
2751			POWER_STATE_TYPE_DEFAULT;
2752		rdev->pm.default_power_state_index = 0;
2753		rdev->pm.power_state[0].default_clock_mode =
2754			&rdev->pm.power_state[0].clock_info[0];
2755	}
2756	return state_index;
2757}
2758
2759void radeon_atombios_get_power_modes(struct radeon_device *rdev)
2760{
2761	struct radeon_mode_info *mode_info = &rdev->mode_info;
2762	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2763	u16 data_offset;
2764	u8 frev, crev;
2765	int state_index = 0;
2766
2767	rdev->pm.default_power_state_index = -1;
2768
2769	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2770				   &frev, &crev, &data_offset)) {
2771		switch (frev) {
2772		case 1:
2773		case 2:
2774		case 3:
2775			state_index = radeon_atombios_parse_power_table_1_3(rdev);
2776			break;
2777		case 4:
2778		case 5:
2779			state_index = radeon_atombios_parse_power_table_4_5(rdev);
2780			break;
2781		case 6:
2782			state_index = radeon_atombios_parse_power_table_6(rdev);
2783			break;
2784		default:
2785			break;
2786		}
2787	}
2788
2789	if (state_index == 0) {
2790		rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state), GFP_KERNEL);
2791		if (rdev->pm.power_state) {
2792			rdev->pm.power_state[0].clock_info =
2793				kcalloc(1,
2794				        sizeof(struct radeon_pm_clock_info),
2795				        GFP_KERNEL);
2796			if (rdev->pm.power_state[0].clock_info) {
2797				/* add the default mode */
2798				rdev->pm.power_state[state_index].type =
2799					POWER_STATE_TYPE_DEFAULT;
2800				rdev->pm.power_state[state_index].num_clock_modes = 1;
2801				rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2802				rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2803				rdev->pm.power_state[state_index].default_clock_mode =
2804					&rdev->pm.power_state[state_index].clock_info[0];
2805				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2806				rdev->pm.power_state[state_index].pcie_lanes = 16;
2807				rdev->pm.default_power_state_index = state_index;
2808				rdev->pm.power_state[state_index].flags = 0;
2809				state_index++;
2810			}
2811		}
2812	}
2813
2814	rdev->pm.num_power_states = state_index;
2815
2816	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2817	rdev->pm.current_clock_mode_index = 0;
2818	if (rdev->pm.default_power_state_index >= 0)
2819		rdev->pm.current_vddc =
2820			rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
2821	else
2822		rdev->pm.current_vddc = 0;
2823}
2824
2825union get_clock_dividers {
2826	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS v1;
2827	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V2 v2;
2828	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V3 v3;
2829	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V4 v4;
2830	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V5 v5;
2831	struct _COMPUTE_GPU_CLOCK_INPUT_PARAMETERS_V1_6 v6_in;
2832	struct _COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_6 v6_out;
2833};
2834
2835int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
2836				   u8 clock_type,
2837				   u32 clock,
2838				   bool strobe_mode,
2839				   struct atom_clock_dividers *dividers)
2840{
2841	union get_clock_dividers args;
2842	int index = GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL);
2843	u8 frev, crev;
2844
2845	memset(&args, 0, sizeof(args));
2846	memset(dividers, 0, sizeof(struct atom_clock_dividers));
2847
2848	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2849		return -EINVAL;
2850
2851	switch (crev) {
2852	case 1:
2853		/* r4xx, r5xx */
2854		args.v1.ucAction = clock_type;
2855		args.v1.ulClock = cpu_to_le32(clock);	/* 10 khz */
2856
2857		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2858
2859		dividers->post_div = args.v1.ucPostDiv;
2860		dividers->fb_div = args.v1.ucFbDiv;
2861		dividers->enable_post_div = true;
2862		break;
2863	case 2:
2864	case 3:
2865	case 5:
2866		/* r6xx, r7xx, evergreen, ni, si */
2867		if (rdev->family <= CHIP_RV770) {
2868			args.v2.ucAction = clock_type;
2869			args.v2.ulClock = cpu_to_le32(clock);	/* 10 khz */
2870
2871			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2872
2873			dividers->post_div = args.v2.ucPostDiv;
2874			dividers->fb_div = le16_to_cpu(args.v2.usFbDiv);
2875			dividers->ref_div = args.v2.ucAction;
2876			if (rdev->family == CHIP_RV770) {
2877				dividers->enable_post_div = (le32_to_cpu(args.v2.ulClock) & (1 << 24)) ?
2878					true : false;
2879				dividers->vco_mode = (le32_to_cpu(args.v2.ulClock) & (1 << 25)) ? 1 : 0;
2880			} else
2881				dividers->enable_post_div = (dividers->fb_div & 1) ? true : false;
2882		} else {
2883			if (clock_type == COMPUTE_ENGINE_PLL_PARAM) {
2884				args.v3.ulClockParams = cpu_to_le32((clock_type << 24) | clock);
2885
2886				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2887
2888				dividers->post_div = args.v3.ucPostDiv;
2889				dividers->enable_post_div = (args.v3.ucCntlFlag &
2890							     ATOM_PLL_CNTL_FLAG_PLL_POST_DIV_EN) ? true : false;
2891				dividers->enable_dithen = (args.v3.ucCntlFlag &
2892							   ATOM_PLL_CNTL_FLAG_FRACTION_DISABLE) ? false : true;
2893				dividers->whole_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDiv);
2894				dividers->frac_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDivFrac);
2895				dividers->ref_div = args.v3.ucRefDiv;
2896				dividers->vco_mode = (args.v3.ucCntlFlag &
2897						      ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0;
2898			} else {
2899				/* for SI we use ComputeMemoryClockParam for memory plls */
2900				if (rdev->family >= CHIP_TAHITI)
2901					return -EINVAL;
2902				args.v5.ulClockParams = cpu_to_le32((clock_type << 24) | clock);
2903				if (strobe_mode)
2904					args.v5.ucInputFlag = ATOM_PLL_INPUT_FLAG_PLL_STROBE_MODE_EN;
2905
2906				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2907
2908				dividers->post_div = args.v5.ucPostDiv;
2909				dividers->enable_post_div = (args.v5.ucCntlFlag &
2910							     ATOM_PLL_CNTL_FLAG_PLL_POST_DIV_EN) ? true : false;
2911				dividers->enable_dithen = (args.v5.ucCntlFlag &
2912							   ATOM_PLL_CNTL_FLAG_FRACTION_DISABLE) ? false : true;
2913				dividers->whole_fb_div = le16_to_cpu(args.v5.ulFbDiv.usFbDiv);
2914				dividers->frac_fb_div = le16_to_cpu(args.v5.ulFbDiv.usFbDivFrac);
2915				dividers->ref_div = args.v5.ucRefDiv;
2916				dividers->vco_mode = (args.v5.ucCntlFlag &
2917						      ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0;
2918			}
2919		}
2920		break;
2921	case 4:
2922		/* fusion */
2923		args.v4.ulClock = cpu_to_le32(clock);	/* 10 khz */
2924
2925		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2926
2927		dividers->post_divider = dividers->post_div = args.v4.ucPostDiv;
2928		dividers->real_clock = le32_to_cpu(args.v4.ulClock);
2929		break;
2930	case 6:
2931		/* CI */
2932		/* COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, COMPUTE_GPUCLK_INPUT_FLAG_SCLK */
2933		args.v6_in.ulClock.ulComputeClockFlag = clock_type;
2934		args.v6_in.ulClock.ulClockFreq = cpu_to_le32(clock);	/* 10 khz */
2935
2936		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2937
2938		dividers->whole_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDiv);
2939		dividers->frac_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDivFrac);
2940		dividers->ref_div = args.v6_out.ucPllRefDiv;
2941		dividers->post_div = args.v6_out.ucPllPostDiv;
2942		dividers->flags = args.v6_out.ucPllCntlFlag;
2943		dividers->real_clock = le32_to_cpu(args.v6_out.ulClock.ulClock);
2944		dividers->post_divider = args.v6_out.ulClock.ucPostDiv;
2945		break;
2946	default:
2947		return -EINVAL;
2948	}
2949	return 0;
2950}
2951
2952int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev,
2953					u32 clock,
2954					bool strobe_mode,
2955					struct atom_mpll_param *mpll_param)
2956{
2957	COMPUTE_MEMORY_CLOCK_PARAM_PARAMETERS_V2_1 args;
2958	int index = GetIndexIntoMasterTable(COMMAND, ComputeMemoryClockParam);
2959	u8 frev, crev;
2960
2961	memset(&args, 0, sizeof(args));
2962	memset(mpll_param, 0, sizeof(struct atom_mpll_param));
2963
2964	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2965		return -EINVAL;
2966
2967	switch (frev) {
2968	case 2:
2969		switch (crev) {
2970		case 1:
2971			/* SI */
2972			args.ulClock = cpu_to_le32(clock);	/* 10 khz */
2973			args.ucInputFlag = 0;
2974			if (strobe_mode)
2975				args.ucInputFlag |= MPLL_INPUT_FLAG_STROBE_MODE_EN;
2976
2977			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2978
2979			mpll_param->clkfrac = le16_to_cpu(args.ulFbDiv.usFbDivFrac);
2980			mpll_param->clkf = le16_to_cpu(args.ulFbDiv.usFbDiv);
2981			mpll_param->post_div = args.ucPostDiv;
2982			mpll_param->dll_speed = args.ucDllSpeed;
2983			mpll_param->bwcntl = args.ucBWCntl;
2984			mpll_param->vco_mode =
2985				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_VCO_MODE_MASK);
2986			mpll_param->yclk_sel =
2987				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_BYPASS_DQ_PLL) ? 1 : 0;
2988			mpll_param->qdr =
2989				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_QDR_ENABLE) ? 1 : 0;
2990			mpll_param->half_rate =
2991				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_AD_HALF_RATE) ? 1 : 0;
2992			break;
2993		default:
2994			return -EINVAL;
2995		}
2996		break;
2997	default:
2998		return -EINVAL;
2999	}
3000	return 0;
3001}
3002
3003void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable)
3004{
3005	DYNAMIC_CLOCK_GATING_PS_ALLOCATION args;
3006	int index = GetIndexIntoMasterTable(COMMAND, DynamicClockGating);
3007
3008	args.ucEnable = enable;
3009
3010	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3011}
3012
3013uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev)
3014{
3015	GET_ENGINE_CLOCK_PS_ALLOCATION args;
3016	int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock);
3017
3018	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3019	return le32_to_cpu(args.ulReturnEngineClock);
3020}
3021
3022uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
3023{
3024	GET_MEMORY_CLOCK_PS_ALLOCATION args;
3025	int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock);
3026
3027	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3028	return le32_to_cpu(args.ulReturnMemoryClock);
3029}
3030
3031void radeon_atom_set_engine_clock(struct radeon_device *rdev,
3032				  uint32_t eng_clock)
3033{
3034	SET_ENGINE_CLOCK_PS_ALLOCATION args;
3035	int index = GetIndexIntoMasterTable(COMMAND, SetEngineClock);
3036
3037	args.ulTargetEngineClock = cpu_to_le32(eng_clock);	/* 10 khz */
3038
3039	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3040}
3041
3042void radeon_atom_set_memory_clock(struct radeon_device *rdev,
3043				  uint32_t mem_clock)
3044{
3045	SET_MEMORY_CLOCK_PS_ALLOCATION args;
3046	int index = GetIndexIntoMasterTable(COMMAND, SetMemoryClock);
3047
3048	if (rdev->flags & RADEON_IS_IGP)
3049		return;
3050
3051	args.ulTargetMemoryClock = cpu_to_le32(mem_clock);	/* 10 khz */
3052
3053	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3054}
3055
3056void radeon_atom_set_engine_dram_timings(struct radeon_device *rdev,
3057					 u32 eng_clock, u32 mem_clock)
3058{
3059	SET_ENGINE_CLOCK_PS_ALLOCATION args;
3060	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3061	u32 tmp;
3062
3063	memset(&args, 0, sizeof(args));
3064
3065	tmp = eng_clock & SET_CLOCK_FREQ_MASK;
3066	tmp |= (COMPUTE_ENGINE_PLL_PARAM << 24);
3067
3068	args.ulTargetEngineClock = cpu_to_le32(tmp);
3069	if (mem_clock)
3070		args.sReserved.ulClock = cpu_to_le32(mem_clock & SET_CLOCK_FREQ_MASK);
3071
3072	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3073}
3074
3075void radeon_atom_update_memory_dll(struct radeon_device *rdev,
3076				   u32 mem_clock)
3077{
3078	u32 args;
3079	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3080
3081	args = cpu_to_le32(mem_clock);	/* 10 khz */
3082
3083	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3084}
3085
3086void radeon_atom_set_ac_timing(struct radeon_device *rdev,
3087			       u32 mem_clock)
3088{
3089	SET_MEMORY_CLOCK_PS_ALLOCATION args;
3090	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3091	u32 tmp = mem_clock | (COMPUTE_MEMORY_PLL_PARAM << 24);
3092
3093	args.ulTargetMemoryClock = cpu_to_le32(tmp);	/* 10 khz */
3094
3095	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3096}
3097
3098union set_voltage {
3099	struct _SET_VOLTAGE_PS_ALLOCATION alloc;
3100	struct _SET_VOLTAGE_PARAMETERS v1;
3101	struct _SET_VOLTAGE_PARAMETERS_V2 v2;
3102	struct _SET_VOLTAGE_PARAMETERS_V1_3 v3;
3103};
3104
3105void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type)
3106{
3107	union set_voltage args;
3108	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3109	u8 frev, crev, volt_index = voltage_level;
3110
3111	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3112		return;
3113
3114	/* 0xff01 is a flag rather then an actual voltage */
3115	if (voltage_level == 0xff01)
3116		return;
3117
3118	switch (crev) {
3119	case 1:
3120		args.v1.ucVoltageType = voltage_type;
3121		args.v1.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_ALL_SOURCE;
3122		args.v1.ucVoltageIndex = volt_index;
3123		break;
3124	case 2:
3125		args.v2.ucVoltageType = voltage_type;
3126		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_SET_VOLTAGE;
3127		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3128		break;
3129	case 3:
3130		args.v3.ucVoltageType = voltage_type;
3131		args.v3.ucVoltageMode = ATOM_SET_VOLTAGE;
3132		args.v3.usVoltageLevel = cpu_to_le16(voltage_level);
3133		break;
3134	default:
3135		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3136		return;
3137	}
3138
3139	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3140}
3141
3142int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
3143			     u16 voltage_id, u16 *voltage)
3144{
3145	union set_voltage args;
3146	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3147	u8 frev, crev;
3148
3149	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3150		return -EINVAL;
3151
3152	switch (crev) {
3153	case 1:
3154		return -EINVAL;
3155	case 2:
3156		args.v2.ucVoltageType = SET_VOLTAGE_GET_MAX_VOLTAGE;
3157		args.v2.ucVoltageMode = 0;
3158		args.v2.usVoltageLevel = 0;
3159
3160		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3161
3162		*voltage = le16_to_cpu(args.v2.usVoltageLevel);
3163		break;
3164	case 3:
3165		args.v3.ucVoltageType = voltage_type;
3166		args.v3.ucVoltageMode = ATOM_GET_VOLTAGE_LEVEL;
3167		args.v3.usVoltageLevel = cpu_to_le16(voltage_id);
3168
3169		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3170
3171		*voltage = le16_to_cpu(args.v3.usVoltageLevel);
3172		break;
3173	default:
3174		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3175		return -EINVAL;
3176	}
3177
3178	return 0;
3179}
3180
3181int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
3182						      u16 *voltage,
3183						      u16 leakage_idx)
3184{
3185	return radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC, leakage_idx, voltage);
3186}
3187
3188int radeon_atom_get_leakage_id_from_vbios(struct radeon_device *rdev,
3189					  u16 *leakage_id)
3190{
3191	union set_voltage args;
3192	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3193	u8 frev, crev;
3194
3195	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3196		return -EINVAL;
3197
3198	switch (crev) {
3199	case 3:
3200	case 4:
3201		args.v3.ucVoltageType = 0;
3202		args.v3.ucVoltageMode = ATOM_GET_LEAKAGE_ID;
3203		args.v3.usVoltageLevel = 0;
3204
3205		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3206
3207		*leakage_id = le16_to_cpu(args.v3.usVoltageLevel);
3208		break;
3209	default:
3210		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3211		return -EINVAL;
3212	}
3213
3214	return 0;
3215}
3216
3217int radeon_atom_get_leakage_vddc_based_on_leakage_params(struct radeon_device *rdev,
3218							 u16 *vddc, u16 *vddci,
3219							 u16 virtual_voltage_id,
3220							 u16 vbios_voltage_id)
3221{
3222	int index = GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo);
3223	u8 frev, crev;
3224	u16 data_offset, size;
3225	int i, j;
3226	ATOM_ASIC_PROFILING_INFO_V2_1 *profile;
3227	u16 *leakage_bin, *vddc_id_buf, *vddc_buf, *vddci_id_buf, *vddci_buf;
3228
3229	*vddc = 0;
3230	*vddci = 0;
3231
3232	if (!atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3233				    &frev, &crev, &data_offset))
3234		return -EINVAL;
3235
3236	profile = (ATOM_ASIC_PROFILING_INFO_V2_1 *)
3237		(rdev->mode_info.atom_context->bios + data_offset);
3238
3239	switch (frev) {
3240	case 1:
3241		return -EINVAL;
3242	case 2:
3243		switch (crev) {
3244		case 1:
3245			if (size < sizeof(ATOM_ASIC_PROFILING_INFO_V2_1))
3246				return -EINVAL;
3247			leakage_bin = (u16 *)
3248				(rdev->mode_info.atom_context->bios + data_offset +
3249				 le16_to_cpu(profile->usLeakageBinArrayOffset));
3250			vddc_id_buf = (u16 *)
3251				(rdev->mode_info.atom_context->bios + data_offset +
3252				 le16_to_cpu(profile->usElbVDDC_IdArrayOffset));
3253			vddc_buf = (u16 *)
3254				(rdev->mode_info.atom_context->bios + data_offset +
3255				 le16_to_cpu(profile->usElbVDDC_LevelArrayOffset));
3256			vddci_id_buf = (u16 *)
3257				(rdev->mode_info.atom_context->bios + data_offset +
3258				 le16_to_cpu(profile->usElbVDDCI_IdArrayOffset));
3259			vddci_buf = (u16 *)
3260				(rdev->mode_info.atom_context->bios + data_offset +
3261				 le16_to_cpu(profile->usElbVDDCI_LevelArrayOffset));
3262
3263			if (profile->ucElbVDDC_Num > 0) {
3264				for (i = 0; i < profile->ucElbVDDC_Num; i++) {
3265					if (vddc_id_buf[i] == virtual_voltage_id) {
3266						for (j = 0; j < profile->ucLeakageBinNum; j++) {
3267							if (vbios_voltage_id <= leakage_bin[j]) {
3268								*vddc = vddc_buf[j * profile->ucElbVDDC_Num + i];
3269								break;
3270							}
3271						}
3272						break;
3273					}
3274				}
3275			}
3276			if (profile->ucElbVDDCI_Num > 0) {
3277				for (i = 0; i < profile->ucElbVDDCI_Num; i++) {
3278					if (vddci_id_buf[i] == virtual_voltage_id) {
3279						for (j = 0; j < profile->ucLeakageBinNum; j++) {
3280							if (vbios_voltage_id <= leakage_bin[j]) {
3281								*vddci = vddci_buf[j * profile->ucElbVDDCI_Num + i];
3282								break;
3283							}
3284						}
3285						break;
3286					}
3287				}
3288			}
3289			break;
3290		default:
3291			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3292			return -EINVAL;
3293		}
3294		break;
3295	default:
3296		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3297		return -EINVAL;
3298	}
3299
3300	return 0;
3301}
3302
3303union get_voltage_info {
3304	struct  _GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_2 in;
3305	struct  _GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_2 evv_out;
3306};
3307
3308int radeon_atom_get_voltage_evv(struct radeon_device *rdev,
3309				u16 virtual_voltage_id,
3310				u16 *voltage)
3311{
3312	int index = GetIndexIntoMasterTable(COMMAND, GetVoltageInfo);
3313	u32 entry_id;
3314	u32 count = rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count;
3315	union get_voltage_info args;
3316
3317	for (entry_id = 0; entry_id < count; entry_id++) {
3318		if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].v ==
3319		    virtual_voltage_id)
3320			break;
3321	}
3322
3323	if (entry_id >= count)
3324		return -EINVAL;
3325
3326	args.in.ucVoltageType = VOLTAGE_TYPE_VDDC;
3327	args.in.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
3328	args.in.usVoltageLevel = cpu_to_le16(virtual_voltage_id);
3329	args.in.ulSCLKFreq =
3330		cpu_to_le32(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].clk);
3331
3332	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3333
3334	*voltage = le16_to_cpu(args.evv_out.usVoltageLevel);
3335
3336	return 0;
3337}
3338
3339int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
3340					  u16 voltage_level, u8 voltage_type,
3341					  u32 *gpio_value, u32 *gpio_mask)
3342{
3343	union set_voltage args;
3344	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3345	u8 frev, crev;
3346
3347	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3348		return -EINVAL;
3349
3350	switch (crev) {
3351	case 1:
3352		return -EINVAL;
3353	case 2:
3354		args.v2.ucVoltageType = voltage_type;
3355		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_GET_GPIOMASK;
3356		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3357
3358		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3359
3360		*gpio_mask = le32_to_cpu(*(u32 *)&args.v2);
3361
3362		args.v2.ucVoltageType = voltage_type;
3363		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_GET_GPIOVAL;
3364		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3365
3366		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3367
3368		*gpio_value = le32_to_cpu(*(u32 *)&args.v2);
3369		break;
3370	default:
3371		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3372		return -EINVAL;
3373	}
3374
3375	return 0;
3376}
3377
3378union voltage_object_info {
3379	struct _ATOM_VOLTAGE_OBJECT_INFO v1;
3380	struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2;
3381	struct _ATOM_VOLTAGE_OBJECT_INFO_V3_1 v3;
3382};
3383
3384union voltage_object {
3385	struct _ATOM_VOLTAGE_OBJECT v1;
3386	struct _ATOM_VOLTAGE_OBJECT_V2 v2;
3387	union _ATOM_VOLTAGE_OBJECT_V3 v3;
3388};
3389
3390static ATOM_VOLTAGE_OBJECT *atom_lookup_voltage_object_v1(ATOM_VOLTAGE_OBJECT_INFO *v1,
3391							  u8 voltage_type)
3392{
3393	u32 size = le16_to_cpu(v1->sHeader.usStructureSize);
3394	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO, asVoltageObj[0]);
3395	u8 *start = (u8 *)v1;
3396
3397	while (offset < size) {
3398		ATOM_VOLTAGE_OBJECT *vo = (ATOM_VOLTAGE_OBJECT *)(start + offset);
3399		if (vo->ucVoltageType == voltage_type)
3400			return vo;
3401		offset += offsetof(ATOM_VOLTAGE_OBJECT, asFormula.ucVIDAdjustEntries) +
3402			vo->asFormula.ucNumOfVoltageEntries;
3403	}
3404	return NULL;
3405}
3406
3407static ATOM_VOLTAGE_OBJECT_V2 *atom_lookup_voltage_object_v2(ATOM_VOLTAGE_OBJECT_INFO_V2 *v2,
3408							     u8 voltage_type)
3409{
3410	u32 size = le16_to_cpu(v2->sHeader.usStructureSize);
3411	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V2, asVoltageObj[0]);
3412	u8 *start = (u8 *)v2;
3413
3414	while (offset < size) {
3415		ATOM_VOLTAGE_OBJECT_V2 *vo = (ATOM_VOLTAGE_OBJECT_V2 *)(start + offset);
3416		if (vo->ucVoltageType == voltage_type)
3417			return vo;
3418		offset += offsetof(ATOM_VOLTAGE_OBJECT_V2, asFormula.asVIDAdjustEntries) +
3419			(vo->asFormula.ucNumOfVoltageEntries * sizeof(VOLTAGE_LUT_ENTRY));
3420	}
3421	return NULL;
3422}
3423
3424static ATOM_VOLTAGE_OBJECT_V3 *atom_lookup_voltage_object_v3(ATOM_VOLTAGE_OBJECT_INFO_V3_1 *v3,
3425							     u8 voltage_type, u8 voltage_mode)
3426{
3427	u32 size = le16_to_cpu(v3->sHeader.usStructureSize);
3428	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V3_1, asVoltageObj[0]);
3429	u8 *start = (u8 *)v3;
3430
3431	while (offset < size) {
3432		ATOM_VOLTAGE_OBJECT_V3 *vo = (ATOM_VOLTAGE_OBJECT_V3 *)(start + offset);
3433		if ((vo->asGpioVoltageObj.sHeader.ucVoltageType == voltage_type) &&
3434		    (vo->asGpioVoltageObj.sHeader.ucVoltageMode == voltage_mode))
3435			return vo;
3436		offset += le16_to_cpu(vo->asGpioVoltageObj.sHeader.usSize);
3437	}
3438	return NULL;
3439}
3440
3441bool
3442radeon_atom_is_voltage_gpio(struct radeon_device *rdev,
3443			    u8 voltage_type, u8 voltage_mode)
3444{
3445	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3446	u8 frev, crev;
3447	u16 data_offset, size;
3448	union voltage_object_info *voltage_info;
3449	union voltage_object *voltage_object = NULL;
3450
3451	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3452				   &frev, &crev, &data_offset)) {
3453		voltage_info = (union voltage_object_info *)
3454			(rdev->mode_info.atom_context->bios + data_offset);
3455
3456		switch (frev) {
3457		case 1:
3458		case 2:
3459			switch (crev) {
3460			case 1:
3461				voltage_object = (union voltage_object *)
3462					atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3463				if (voltage_object &&
3464				    (voltage_object->v1.asControl.ucVoltageControlId == VOLTAGE_CONTROLLED_BY_GPIO))
3465					return true;
3466				break;
3467			case 2:
3468				voltage_object = (union voltage_object *)
3469					atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3470				if (voltage_object &&
3471				    (voltage_object->v2.asControl.ucVoltageControlId == VOLTAGE_CONTROLLED_BY_GPIO))
3472					return true;
3473				break;
3474			default:
3475				DRM_ERROR("unknown voltage object table\n");
3476				return false;
3477			}
3478			break;
3479		case 3:
3480			switch (crev) {
3481			case 1:
3482				if (atom_lookup_voltage_object_v3(&voltage_info->v3,
3483								  voltage_type, voltage_mode))
3484					return true;
3485				break;
3486			default:
3487				DRM_ERROR("unknown voltage object table\n");
3488				return false;
3489			}
3490			break;
3491		default:
3492			DRM_ERROR("unknown voltage object table\n");
3493			return false;
3494		}
3495
3496	}
3497	return false;
3498}
3499
3500int radeon_atom_get_svi2_info(struct radeon_device *rdev,
3501			      u8 voltage_type,
3502			      u8 *svd_gpio_id, u8 *svc_gpio_id)
3503{
3504	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3505	u8 frev, crev;
3506	u16 data_offset, size;
3507	union voltage_object_info *voltage_info;
3508	union voltage_object *voltage_object = NULL;
3509
3510	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3511				   &frev, &crev, &data_offset)) {
3512		voltage_info = (union voltage_object_info *)
3513			(rdev->mode_info.atom_context->bios + data_offset);
3514
3515		switch (frev) {
3516		case 3:
3517			switch (crev) {
3518			case 1:
3519				voltage_object = (union voltage_object *)
3520					atom_lookup_voltage_object_v3(&voltage_info->v3,
3521								      voltage_type,
3522								      VOLTAGE_OBJ_SVID2);
3523				if (voltage_object) {
3524					*svd_gpio_id = voltage_object->v3.asSVID2Obj.ucSVDGpioId;
3525					*svc_gpio_id = voltage_object->v3.asSVID2Obj.ucSVCGpioId;
3526				} else {
3527					return -EINVAL;
3528				}
3529				break;
3530			default:
3531				DRM_ERROR("unknown voltage object table\n");
3532				return -EINVAL;
3533			}
3534			break;
3535		default:
3536			DRM_ERROR("unknown voltage object table\n");
3537			return -EINVAL;
3538		}
3539
3540	}
3541	return 0;
3542}
3543
3544int radeon_atom_get_max_voltage(struct radeon_device *rdev,
3545				u8 voltage_type, u16 *max_voltage)
3546{
3547	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3548	u8 frev, crev;
3549	u16 data_offset, size;
3550	union voltage_object_info *voltage_info;
3551	union voltage_object *voltage_object = NULL;
3552
3553	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3554				   &frev, &crev, &data_offset)) {
3555		voltage_info = (union voltage_object_info *)
3556			(rdev->mode_info.atom_context->bios + data_offset);
3557
3558		switch (crev) {
3559		case 1:
3560			voltage_object = (union voltage_object *)
3561				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3562			if (voltage_object) {
3563				ATOM_VOLTAGE_FORMULA *formula =
3564					&voltage_object->v1.asFormula;
3565				if (formula->ucFlag & 1)
3566					*max_voltage =
3567						le16_to_cpu(formula->usVoltageBaseLevel) +
3568						formula->ucNumOfVoltageEntries / 2 *
3569						le16_to_cpu(formula->usVoltageStep);
3570				else
3571					*max_voltage =
3572						le16_to_cpu(formula->usVoltageBaseLevel) +
3573						(formula->ucNumOfVoltageEntries - 1) *
3574						le16_to_cpu(formula->usVoltageStep);
3575				return 0;
3576			}
3577			break;
3578		case 2:
3579			voltage_object = (union voltage_object *)
3580				atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3581			if (voltage_object) {
3582				ATOM_VOLTAGE_FORMULA_V2 *formula =
3583					&voltage_object->v2.asFormula;
3584				if (formula->ucNumOfVoltageEntries) {
3585					VOLTAGE_LUT_ENTRY *lut = (VOLTAGE_LUT_ENTRY *)
3586						((u8 *)&formula->asVIDAdjustEntries[0] +
3587						 (sizeof(VOLTAGE_LUT_ENTRY) * (formula->ucNumOfVoltageEntries - 1)));
3588					*max_voltage =
3589						le16_to_cpu(lut->usVoltageValue);
3590					return 0;
3591				}
3592			}
3593			break;
3594		default:
3595			DRM_ERROR("unknown voltage object table\n");
3596			return -EINVAL;
3597		}
3598
3599	}
3600	return -EINVAL;
3601}
3602
3603int radeon_atom_get_min_voltage(struct radeon_device *rdev,
3604				u8 voltage_type, u16 *min_voltage)
3605{
3606	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3607	u8 frev, crev;
3608	u16 data_offset, size;
3609	union voltage_object_info *voltage_info;
3610	union voltage_object *voltage_object = NULL;
3611
3612	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3613				   &frev, &crev, &data_offset)) {
3614		voltage_info = (union voltage_object_info *)
3615			(rdev->mode_info.atom_context->bios + data_offset);
3616
3617		switch (crev) {
3618		case 1:
3619			voltage_object = (union voltage_object *)
3620				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3621			if (voltage_object) {
3622				ATOM_VOLTAGE_FORMULA *formula =
3623					&voltage_object->v1.asFormula;
3624				*min_voltage =
3625					le16_to_cpu(formula->usVoltageBaseLevel);
3626				return 0;
3627			}
3628			break;
3629		case 2:
3630			voltage_object = (union voltage_object *)
3631				atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3632			if (voltage_object) {
3633				ATOM_VOLTAGE_FORMULA_V2 *formula =
3634					&voltage_object->v2.asFormula;
3635				if (formula->ucNumOfVoltageEntries) {
3636					*min_voltage =
3637						le16_to_cpu(formula->asVIDAdjustEntries[
3638								    0
3639								    ].usVoltageValue);
3640					return 0;
3641				}
3642			}
3643			break;
3644		default:
3645			DRM_ERROR("unknown voltage object table\n");
3646			return -EINVAL;
3647		}
3648
3649	}
3650	return -EINVAL;
3651}
3652
3653int radeon_atom_get_voltage_step(struct radeon_device *rdev,
3654				 u8 voltage_type, u16 *voltage_step)
3655{
3656	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3657	u8 frev, crev;
3658	u16 data_offset, size;
3659	union voltage_object_info *voltage_info;
3660	union voltage_object *voltage_object = NULL;
3661
3662	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3663				   &frev, &crev, &data_offset)) {
3664		voltage_info = (union voltage_object_info *)
3665			(rdev->mode_info.atom_context->bios + data_offset);
3666
3667		switch (crev) {
3668		case 1:
3669			voltage_object = (union voltage_object *)
3670				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3671			if (voltage_object) {
3672				ATOM_VOLTAGE_FORMULA *formula =
3673					&voltage_object->v1.asFormula;
3674				if (formula->ucFlag & 1)
3675					*voltage_step =
3676						(le16_to_cpu(formula->usVoltageStep) + 1) / 2;
3677				else
3678					*voltage_step =
3679						le16_to_cpu(formula->usVoltageStep);
3680				return 0;
3681			}
3682			break;
3683		case 2:
3684			return -EINVAL;
3685		default:
3686			DRM_ERROR("unknown voltage object table\n");
3687			return -EINVAL;
3688		}
3689
3690	}
3691	return -EINVAL;
3692}
3693
3694int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
3695				      u8 voltage_type,
3696				      u16 nominal_voltage,
3697				      u16 *true_voltage)
3698{
3699	u16 min_voltage, max_voltage, voltage_step;
3700
3701	if (radeon_atom_get_max_voltage(rdev, voltage_type, &max_voltage))
3702		return -EINVAL;
3703	if (radeon_atom_get_min_voltage(rdev, voltage_type, &min_voltage))
3704		return -EINVAL;
3705	if (radeon_atom_get_voltage_step(rdev, voltage_type, &voltage_step))
3706		return -EINVAL;
3707
3708	if (nominal_voltage <= min_voltage)
3709		*true_voltage = min_voltage;
3710	else if (nominal_voltage >= max_voltage)
3711		*true_voltage = max_voltage;
3712	else
3713		*true_voltage = min_voltage +
3714			((nominal_voltage - min_voltage) / voltage_step) *
3715			voltage_step;
3716
3717	return 0;
3718}
3719
3720int radeon_atom_get_voltage_table(struct radeon_device *rdev,
3721				  u8 voltage_type, u8 voltage_mode,
3722				  struct atom_voltage_table *voltage_table)
3723{
3724	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3725	u8 frev, crev;
3726	u16 data_offset, size;
3727	int i, ret;
3728	union voltage_object_info *voltage_info;
3729	union voltage_object *voltage_object = NULL;
3730
3731	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3732				   &frev, &crev, &data_offset)) {
3733		voltage_info = (union voltage_object_info *)
3734			(rdev->mode_info.atom_context->bios + data_offset);
3735
3736		switch (frev) {
3737		case 1:
3738		case 2:
3739			switch (crev) {
3740			case 1:
3741				DRM_ERROR("old table version %d, %d\n", frev, crev);
3742				return -EINVAL;
3743			case 2:
3744				voltage_object = (union voltage_object *)
3745					atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3746				if (voltage_object) {
3747					ATOM_VOLTAGE_FORMULA_V2 *formula =
3748						&voltage_object->v2.asFormula;
3749					VOLTAGE_LUT_ENTRY *lut;
3750					if (formula->ucNumOfVoltageEntries > MAX_VOLTAGE_ENTRIES)
3751						return -EINVAL;
3752					lut = &formula->asVIDAdjustEntries[0];
3753					for (i = 0; i < formula->ucNumOfVoltageEntries; i++) {
3754						voltage_table->entries[i].value =
3755							le16_to_cpu(lut->usVoltageValue);
3756						ret = radeon_atom_get_voltage_gpio_settings(rdev,
3757											    voltage_table->entries[i].value,
3758											    voltage_type,
3759											    &voltage_table->entries[i].smio_low,
3760											    &voltage_table->mask_low);
3761						if (ret)
3762							return ret;
3763						lut = (VOLTAGE_LUT_ENTRY *)
3764							((u8 *)lut + sizeof(VOLTAGE_LUT_ENTRY));
3765					}
3766					voltage_table->count = formula->ucNumOfVoltageEntries;
3767					return 0;
3768				}
3769				break;
3770			default:
3771				DRM_ERROR("unknown voltage object table\n");
3772				return -EINVAL;
3773			}
3774			break;
3775		case 3:
3776			switch (crev) {
3777			case 1:
3778				voltage_object = (union voltage_object *)
3779					atom_lookup_voltage_object_v3(&voltage_info->v3,
3780								      voltage_type, voltage_mode);
3781				if (voltage_object) {
3782					ATOM_GPIO_VOLTAGE_OBJECT_V3 *gpio =
3783						&voltage_object->v3.asGpioVoltageObj;
3784					VOLTAGE_LUT_ENTRY_V2 *lut;
3785					if (gpio->ucGpioEntryNum > MAX_VOLTAGE_ENTRIES)
3786						return -EINVAL;
3787					lut = &gpio->asVolGpioLut[0];
3788					for (i = 0; i < gpio->ucGpioEntryNum; i++) {
3789						voltage_table->entries[i].value =
3790							le16_to_cpu(lut->usVoltageValue);
3791						voltage_table->entries[i].smio_low =
3792							le32_to_cpu(lut->ulVoltageId);
3793						lut = (VOLTAGE_LUT_ENTRY_V2 *)
3794							((u8 *)lut + sizeof(VOLTAGE_LUT_ENTRY_V2));
3795					}
3796					voltage_table->mask_low = le32_to_cpu(gpio->ulGpioMaskVal);
3797					voltage_table->count = gpio->ucGpioEntryNum;
3798					voltage_table->phase_delay = gpio->ucPhaseDelay;
3799					return 0;
3800				}
3801				break;
3802			default:
3803				DRM_ERROR("unknown voltage object table\n");
3804				return -EINVAL;
3805			}
3806			break;
3807		default:
3808			DRM_ERROR("unknown voltage object table\n");
3809			return -EINVAL;
3810		}
3811	}
3812	return -EINVAL;
3813}
3814
3815union vram_info {
3816	struct _ATOM_VRAM_INFO_V3 v1_3;
3817	struct _ATOM_VRAM_INFO_V4 v1_4;
3818	struct _ATOM_VRAM_INFO_HEADER_V2_1 v2_1;
3819};
3820
3821int radeon_atom_get_memory_info(struct radeon_device *rdev,
3822				u8 module_index, struct atom_memory_info *mem_info)
3823{
3824	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3825	u8 frev, crev, i;
3826	u16 data_offset, size;
3827	union vram_info *vram_info;
3828
3829	memset(mem_info, 0, sizeof(struct atom_memory_info));
3830
3831	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3832				   &frev, &crev, &data_offset)) {
3833		vram_info = (union vram_info *)
3834			(rdev->mode_info.atom_context->bios + data_offset);
3835		switch (frev) {
3836		case 1:
3837			switch (crev) {
3838			case 3:
3839				/* r6xx */
3840				if (module_index < vram_info->v1_3.ucNumOfVRAMModule) {
3841					ATOM_VRAM_MODULE_V3 *vram_module =
3842						(ATOM_VRAM_MODULE_V3 *)vram_info->v1_3.aVramInfo;
3843
3844					for (i = 0; i < module_index; i++) {
3845						if (le16_to_cpu(vram_module->usSize) == 0)
3846							return -EINVAL;
3847						vram_module = (ATOM_VRAM_MODULE_V3 *)
3848							((u8 *)vram_module + le16_to_cpu(vram_module->usSize));
3849					}
3850					mem_info->mem_vendor = vram_module->asMemory.ucMemoryVenderID & 0xf;
3851					mem_info->mem_type = vram_module->asMemory.ucMemoryType & 0xf0;
3852				} else
3853					return -EINVAL;
3854				break;
3855			case 4:
3856				/* r7xx, evergreen */
3857				if (module_index < vram_info->v1_4.ucNumOfVRAMModule) {
3858					ATOM_VRAM_MODULE_V4 *vram_module =
3859						(ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo;
3860
3861					for (i = 0; i < module_index; i++) {
3862						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3863							return -EINVAL;
3864						vram_module = (ATOM_VRAM_MODULE_V4 *)
3865							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3866					}
3867					mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf;
3868					mem_info->mem_type = vram_module->ucMemoryType & 0xf0;
3869				} else
3870					return -EINVAL;
3871				break;
3872			default:
3873				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3874				return -EINVAL;
3875			}
3876			break;
3877		case 2:
3878			switch (crev) {
3879			case 1:
3880				/* ni */
3881				if (module_index < vram_info->v2_1.ucNumOfVRAMModule) {
3882					ATOM_VRAM_MODULE_V7 *vram_module =
3883						(ATOM_VRAM_MODULE_V7 *)vram_info->v2_1.aVramInfo;
3884
3885					for (i = 0; i < module_index; i++) {
3886						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3887							return -EINVAL;
3888						vram_module = (ATOM_VRAM_MODULE_V7 *)
3889							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3890					}
3891					mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf;
3892					mem_info->mem_type = vram_module->ucMemoryType & 0xf0;
3893				} else
3894					return -EINVAL;
3895				break;
3896			default:
3897				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3898				return -EINVAL;
3899			}
3900			break;
3901		default:
3902			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3903			return -EINVAL;
3904		}
3905		return 0;
3906	}
3907	return -EINVAL;
3908}
3909
3910int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
3911				     bool gddr5, u8 module_index,
3912				     struct atom_memory_clock_range_table *mclk_range_table)
3913{
3914	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3915	u8 frev, crev, i;
3916	u16 data_offset, size;
3917	union vram_info *vram_info;
3918	u32 mem_timing_size = gddr5 ?
3919		sizeof(ATOM_MEMORY_TIMING_FORMAT_V2) : sizeof(ATOM_MEMORY_TIMING_FORMAT);
3920
3921	memset(mclk_range_table, 0, sizeof(struct atom_memory_clock_range_table));
3922
3923	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3924				   &frev, &crev, &data_offset)) {
3925		vram_info = (union vram_info *)
3926			(rdev->mode_info.atom_context->bios + data_offset);
3927		switch (frev) {
3928		case 1:
3929			switch (crev) {
3930			case 3:
3931				DRM_ERROR("old table version %d, %d\n", frev, crev);
3932				return -EINVAL;
3933			case 4:
3934				/* r7xx, evergreen */
3935				if (module_index < vram_info->v1_4.ucNumOfVRAMModule) {
3936					ATOM_VRAM_MODULE_V4 *vram_module =
3937						(ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo;
3938					ATOM_MEMORY_TIMING_FORMAT *format;
3939
3940					for (i = 0; i < module_index; i++) {
3941						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3942							return -EINVAL;
3943						vram_module = (ATOM_VRAM_MODULE_V4 *)
3944							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3945					}
3946					mclk_range_table->num_entries = (u8)
3947						((le16_to_cpu(vram_module->usModuleSize) - offsetof(ATOM_VRAM_MODULE_V4, asMemTiming)) /
3948						 mem_timing_size);
3949					format = &vram_module->asMemTiming[0];
3950					for (i = 0; i < mclk_range_table->num_entries; i++) {
3951						mclk_range_table->mclk[i] = le32_to_cpu(format->ulClkRange);
3952						format = (ATOM_MEMORY_TIMING_FORMAT *)
3953							((u8 *)format + mem_timing_size);
3954					}
3955				} else
3956					return -EINVAL;
3957				break;
3958			default:
3959				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3960				return -EINVAL;
3961			}
3962			break;
3963		case 2:
3964			DRM_ERROR("new table version %d, %d\n", frev, crev);
3965			return -EINVAL;
3966		default:
3967			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3968			return -EINVAL;
3969		}
3970		return 0;
3971	}
3972	return -EINVAL;
3973}
3974
3975#define MEM_ID_MASK           0xff000000
3976#define MEM_ID_SHIFT          24
3977#define CLOCK_RANGE_MASK      0x00ffffff
3978#define CLOCK_RANGE_SHIFT     0
3979#define LOW_NIBBLE_MASK       0xf
3980#define DATA_EQU_PREV         0
3981#define DATA_FROM_TABLE       4
3982
3983int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
3984				  u8 module_index,
3985				  struct atom_mc_reg_table *reg_table)
3986{
3987	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3988	u8 frev, crev, num_entries, t_mem_id, num_ranges = 0;
3989	u32 i = 0, j;
3990	u16 data_offset, size;
3991	union vram_info *vram_info;
3992
3993	memset(reg_table, 0, sizeof(struct atom_mc_reg_table));
3994
3995	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3996				   &frev, &crev, &data_offset)) {
3997		vram_info = (union vram_info *)
3998			(rdev->mode_info.atom_context->bios + data_offset);
3999		switch (frev) {
4000		case 1:
4001			DRM_ERROR("old table version %d, %d\n", frev, crev);
4002			return -EINVAL;
4003		case 2:
4004			switch (crev) {
4005			case 1:
4006				if (module_index < vram_info->v2_1.ucNumOfVRAMModule) {
4007					ATOM_INIT_REG_BLOCK *reg_block =
4008						(ATOM_INIT_REG_BLOCK *)
4009						((u8 *)vram_info + le16_to_cpu(vram_info->v2_1.usMemClkPatchTblOffset));
4010					ATOM_MEMORY_SETTING_DATA_BLOCK *reg_data =
4011						(ATOM_MEMORY_SETTING_DATA_BLOCK *)
4012						((u8 *)reg_block + (2 * sizeof(u16)) +
4013						 le16_to_cpu(reg_block->usRegIndexTblSize));
4014					ATOM_INIT_REG_INDEX_FORMAT *format = &reg_block->asRegIndexBuf[0];
4015					num_entries = (u8)((le16_to_cpu(reg_block->usRegIndexTblSize)) /
4016							   sizeof(ATOM_INIT_REG_INDEX_FORMAT)) - 1;
4017					if (num_entries > VBIOS_MC_REGISTER_ARRAY_SIZE)
4018						return -EINVAL;
4019					while (i < num_entries) {
4020						if (format->ucPreRegDataLength & ACCESS_PLACEHOLDER)
4021							break;
4022						reg_table->mc_reg_address[i].s1 =
4023							(u16)(le16_to_cpu(format->usRegIndex));
4024						reg_table->mc_reg_address[i].pre_reg_data =
4025							(u8)(format->ucPreRegDataLength);
4026						i++;
4027						format = (ATOM_INIT_REG_INDEX_FORMAT *)
4028							((u8 *)format + sizeof(ATOM_INIT_REG_INDEX_FORMAT));
4029					}
4030					reg_table->last = i;
4031					while ((le32_to_cpu(*(u32 *)reg_data) != END_OF_REG_DATA_BLOCK) &&
4032					       (num_ranges < VBIOS_MAX_AC_TIMING_ENTRIES)) {
4033						t_mem_id = (u8)((le32_to_cpu(*(u32 *)reg_data) & MEM_ID_MASK)
4034								>> MEM_ID_SHIFT);
4035						if (module_index == t_mem_id) {
4036							reg_table->mc_reg_table_entry[num_ranges].mclk_max =
4037								(u32)((le32_to_cpu(*(u32 *)reg_data) & CLOCK_RANGE_MASK)
4038								      >> CLOCK_RANGE_SHIFT);
4039							for (i = 0, j = 1; i < reg_table->last; i++) {
4040								if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_FROM_TABLE) {
4041									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
4042										(u32)le32_to_cpu(*((u32 *)reg_data + j));
4043									j++;
4044								} else if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_EQU_PREV) {
4045									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
4046										reg_table->mc_reg_table_entry[num_ranges].mc_data[i - 1];
4047								}
4048							}
4049							num_ranges++;
4050						}
4051						reg_data = (ATOM_MEMORY_SETTING_DATA_BLOCK *)
4052							((u8 *)reg_data + le16_to_cpu(reg_block->usRegDataBlkSize));
4053					}
4054					if (le32_to_cpu(*(u32 *)reg_data) != END_OF_REG_DATA_BLOCK)
4055						return -EINVAL;
4056					reg_table->num_entries = num_ranges;
4057				} else
4058					return -EINVAL;
4059				break;
4060			default:
4061				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
4062				return -EINVAL;
4063			}
4064			break;
4065		default:
4066			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
4067			return -EINVAL;
4068		}
4069		return 0;
4070	}
4071	return -EINVAL;
4072}
4073
4074void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
4075{
4076	struct radeon_device *rdev = dev->dev_private;
4077	uint32_t bios_2_scratch, bios_6_scratch;
4078
4079	if (rdev->family >= CHIP_R600) {
4080		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
4081		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4082	} else {
4083		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
4084		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4085	}
4086
4087	/* let the bios control the backlight */
4088	bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE;
4089
4090	/* tell the bios not to handle mode switching */
4091	bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH;
4092
4093	/* clear the vbios dpms state */
4094	if (ASIC_IS_DCE4(rdev))
4095		bios_2_scratch &= ~ATOM_S2_DEVICE_DPMS_STATE;
4096
4097	if (rdev->family >= CHIP_R600) {
4098		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
4099		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4100	} else {
4101		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
4102		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4103	}
4104
4105}
4106
4107void radeon_save_bios_scratch_regs(struct radeon_device *rdev)
4108{
4109	uint32_t scratch_reg;
4110	int i;
4111
4112	if (rdev->family >= CHIP_R600)
4113		scratch_reg = R600_BIOS_0_SCRATCH;
4114	else
4115		scratch_reg = RADEON_BIOS_0_SCRATCH;
4116
4117	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
4118		rdev->bios_scratch[i] = RREG32(scratch_reg + (i * 4));
4119}
4120
4121void radeon_restore_bios_scratch_regs(struct radeon_device *rdev)
4122{
4123	uint32_t scratch_reg;
4124	int i;
4125
4126	if (rdev->family >= CHIP_R600)
4127		scratch_reg = R600_BIOS_0_SCRATCH;
4128	else
4129		scratch_reg = RADEON_BIOS_0_SCRATCH;
4130
4131	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
4132		WREG32(scratch_reg + (i * 4), rdev->bios_scratch[i]);
4133}
4134
4135void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
4136{
4137	struct drm_device *dev = encoder->dev;
4138	struct radeon_device *rdev = dev->dev_private;
4139	uint32_t bios_6_scratch;
4140
4141	if (rdev->family >= CHIP_R600)
4142		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4143	else
4144		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4145
4146	if (lock) {
4147		bios_6_scratch |= ATOM_S6_CRITICAL_STATE;
4148		bios_6_scratch &= ~ATOM_S6_ACC_MODE;
4149	} else {
4150		bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE;
4151		bios_6_scratch |= ATOM_S6_ACC_MODE;
4152	}
4153
4154	if (rdev->family >= CHIP_R600)
4155		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4156	else
4157		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4158}
4159
4160/* at some point we may want to break this out into individual functions */
4161void
4162radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
4163				       struct drm_encoder *encoder,
4164				       bool connected)
4165{
4166	struct drm_device *dev = connector->dev;
4167	struct radeon_device *rdev = dev->dev_private;
4168	struct radeon_connector *radeon_connector =
4169	    to_radeon_connector(connector);
4170	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4171	uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
4172
4173	if (rdev->family >= CHIP_R600) {
4174		bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
4175		bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH);
4176		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4177	} else {
4178		bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
4179		bios_3_scratch = RREG32(RADEON_BIOS_3_SCRATCH);
4180		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4181	}
4182
4183	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
4184	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
4185		if (connected) {
4186			DRM_DEBUG_KMS("TV1 connected\n");
4187			bios_3_scratch |= ATOM_S3_TV1_ACTIVE;
4188			bios_6_scratch |= ATOM_S6_ACC_REQ_TV1;
4189		} else {
4190			DRM_DEBUG_KMS("TV1 disconnected\n");
4191			bios_0_scratch &= ~ATOM_S0_TV1_MASK;
4192			bios_3_scratch &= ~ATOM_S3_TV1_ACTIVE;
4193			bios_6_scratch &= ~ATOM_S6_ACC_REQ_TV1;
4194		}
4195	}
4196	if ((radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) &&
4197	    (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT)) {
4198		if (connected) {
4199			DRM_DEBUG_KMS("CV connected\n");
4200			bios_3_scratch |= ATOM_S3_CV_ACTIVE;
4201			bios_6_scratch |= ATOM_S6_ACC_REQ_CV;
4202		} else {
4203			DRM_DEBUG_KMS("CV disconnected\n");
4204			bios_0_scratch &= ~ATOM_S0_CV_MASK;
4205			bios_3_scratch &= ~ATOM_S3_CV_ACTIVE;
4206			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CV;
4207		}
4208	}
4209	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
4210	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
4211		if (connected) {
4212			DRM_DEBUG_KMS("LCD1 connected\n");
4213			bios_0_scratch |= ATOM_S0_LCD1;
4214			bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
4215			bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
4216		} else {
4217			DRM_DEBUG_KMS("LCD1 disconnected\n");
4218			bios_0_scratch &= ~ATOM_S0_LCD1;
4219			bios_3_scratch &= ~ATOM_S3_LCD1_ACTIVE;
4220			bios_6_scratch &= ~ATOM_S6_ACC_REQ_LCD1;
4221		}
4222	}
4223	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
4224	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
4225		if (connected) {
4226			DRM_DEBUG_KMS("CRT1 connected\n");
4227			bios_0_scratch |= ATOM_S0_CRT1_COLOR;
4228			bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
4229			bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
4230		} else {
4231			DRM_DEBUG_KMS("CRT1 disconnected\n");
4232			bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
4233			bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
4234			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
4235		}
4236	}
4237	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
4238	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
4239		if (connected) {
4240			DRM_DEBUG_KMS("CRT2 connected\n");
4241			bios_0_scratch |= ATOM_S0_CRT2_COLOR;
4242			bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
4243			bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
4244		} else {
4245			DRM_DEBUG_KMS("CRT2 disconnected\n");
4246			bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
4247			bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
4248			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
4249		}
4250	}
4251	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
4252	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
4253		if (connected) {
4254			DRM_DEBUG_KMS("DFP1 connected\n");
4255			bios_0_scratch |= ATOM_S0_DFP1;
4256			bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
4257			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
4258		} else {
4259			DRM_DEBUG_KMS("DFP1 disconnected\n");
4260			bios_0_scratch &= ~ATOM_S0_DFP1;
4261			bios_3_scratch &= ~ATOM_S3_DFP1_ACTIVE;
4262			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP1;
4263		}
4264	}
4265	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
4266	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
4267		if (connected) {
4268			DRM_DEBUG_KMS("DFP2 connected\n");
4269			bios_0_scratch |= ATOM_S0_DFP2;
4270			bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
4271			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
4272		} else {
4273			DRM_DEBUG_KMS("DFP2 disconnected\n");
4274			bios_0_scratch &= ~ATOM_S0_DFP2;
4275			bios_3_scratch &= ~ATOM_S3_DFP2_ACTIVE;
4276			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP2;
4277		}
4278	}
4279	if ((radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
4280	    (radeon_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
4281		if (connected) {
4282			DRM_DEBUG_KMS("DFP3 connected\n");
4283			bios_0_scratch |= ATOM_S0_DFP3;
4284			bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
4285			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
4286		} else {
4287			DRM_DEBUG_KMS("DFP3 disconnected\n");
4288			bios_0_scratch &= ~ATOM_S0_DFP3;
4289			bios_3_scratch &= ~ATOM_S3_DFP3_ACTIVE;
4290			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP3;
4291		}
4292	}
4293	if ((radeon_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
4294	    (radeon_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
4295		if (connected) {
4296			DRM_DEBUG_KMS("DFP4 connected\n");
4297			bios_0_scratch |= ATOM_S0_DFP4;
4298			bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
4299			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
4300		} else {
4301			DRM_DEBUG_KMS("DFP4 disconnected\n");
4302			bios_0_scratch &= ~ATOM_S0_DFP4;
4303			bios_3_scratch &= ~ATOM_S3_DFP4_ACTIVE;
4304			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP4;
4305		}
4306	}
4307	if ((radeon_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
4308	    (radeon_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
4309		if (connected) {
4310			DRM_DEBUG_KMS("DFP5 connected\n");
4311			bios_0_scratch |= ATOM_S0_DFP5;
4312			bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
4313			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
4314		} else {
4315			DRM_DEBUG_KMS("DFP5 disconnected\n");
4316			bios_0_scratch &= ~ATOM_S0_DFP5;
4317			bios_3_scratch &= ~ATOM_S3_DFP5_ACTIVE;
4318			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5;
4319		}
4320	}
4321	if ((radeon_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
4322	    (radeon_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
4323		if (connected) {
4324			DRM_DEBUG_KMS("DFP6 connected\n");
4325			bios_0_scratch |= ATOM_S0_DFP6;
4326			bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
4327			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
4328		} else {
4329			DRM_DEBUG_KMS("DFP6 disconnected\n");
4330			bios_0_scratch &= ~ATOM_S0_DFP6;
4331			bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE;
4332			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6;
4333		}
4334	}
4335
4336	if (rdev->family >= CHIP_R600) {
4337		WREG32(R600_BIOS_0_SCRATCH, bios_0_scratch);
4338		WREG32(R600_BIOS_3_SCRATCH, bios_3_scratch);
4339		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4340	} else {
4341		WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
4342		WREG32(RADEON_BIOS_3_SCRATCH, bios_3_scratch);
4343		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4344	}
4345}
4346
4347void
4348radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
4349{
4350	struct drm_device *dev = encoder->dev;
4351	struct radeon_device *rdev = dev->dev_private;
4352	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4353	uint32_t bios_3_scratch;
4354
4355	if (ASIC_IS_DCE4(rdev))
4356		return;
4357
4358	if (rdev->family >= CHIP_R600)
4359		bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH);
4360	else
4361		bios_3_scratch = RREG32(RADEON_BIOS_3_SCRATCH);
4362
4363	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
4364		bios_3_scratch &= ~ATOM_S3_TV1_CRTC_ACTIVE;
4365		bios_3_scratch |= (crtc << 18);
4366	}
4367	if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
4368		bios_3_scratch &= ~ATOM_S3_CV_CRTC_ACTIVE;
4369		bios_3_scratch |= (crtc << 24);
4370	}
4371	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
4372		bios_3_scratch &= ~ATOM_S3_CRT1_CRTC_ACTIVE;
4373		bios_3_scratch |= (crtc << 16);
4374	}
4375	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
4376		bios_3_scratch &= ~ATOM_S3_CRT2_CRTC_ACTIVE;
4377		bios_3_scratch |= (crtc << 20);
4378	}
4379	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
4380		bios_3_scratch &= ~ATOM_S3_LCD1_CRTC_ACTIVE;
4381		bios_3_scratch |= (crtc << 17);
4382	}
4383	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
4384		bios_3_scratch &= ~ATOM_S3_DFP1_CRTC_ACTIVE;
4385		bios_3_scratch |= (crtc << 19);
4386	}
4387	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
4388		bios_3_scratch &= ~ATOM_S3_DFP2_CRTC_ACTIVE;
4389		bios_3_scratch |= (crtc << 23);
4390	}
4391	if (radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) {
4392		bios_3_scratch &= ~ATOM_S3_DFP3_CRTC_ACTIVE;
4393		bios_3_scratch |= (crtc << 25);
4394	}
4395
4396	if (rdev->family >= CHIP_R600)
4397		WREG32(R600_BIOS_3_SCRATCH, bios_3_scratch);
4398	else
4399		WREG32(RADEON_BIOS_3_SCRATCH, bios_3_scratch);
4400}
4401
4402void
4403radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
4404{
4405	struct drm_device *dev = encoder->dev;
4406	struct radeon_device *rdev = dev->dev_private;
4407	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4408	uint32_t bios_2_scratch;
4409
4410	if (ASIC_IS_DCE4(rdev))
4411		return;
4412
4413	if (rdev->family >= CHIP_R600)
4414		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
4415	else
4416		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
4417
4418	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
4419		if (on)
4420			bios_2_scratch &= ~ATOM_S2_TV1_DPMS_STATE;
4421		else
4422			bios_2_scratch |= ATOM_S2_TV1_DPMS_STATE;
4423	}
4424	if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
4425		if (on)
4426			bios_2_scratch &= ~ATOM_S2_CV_DPMS_STATE;
4427		else
4428			bios_2_scratch |= ATOM_S2_CV_DPMS_STATE;
4429	}
4430	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
4431		if (on)
4432			bios_2_scratch &= ~ATOM_S2_CRT1_DPMS_STATE;
4433		else
4434			bios_2_scratch |= ATOM_S2_CRT1_DPMS_STATE;
4435	}
4436	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
4437		if (on)
4438			bios_2_scratch &= ~ATOM_S2_CRT2_DPMS_STATE;
4439		else
4440			bios_2_scratch |= ATOM_S2_CRT2_DPMS_STATE;
4441	}
4442	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
4443		if (on)
4444			bios_2_scratch &= ~ATOM_S2_LCD1_DPMS_STATE;
4445		else
4446			bios_2_scratch |= ATOM_S2_LCD1_DPMS_STATE;
4447	}
4448	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
4449		if (on)
4450			bios_2_scratch &= ~ATOM_S2_DFP1_DPMS_STATE;
4451		else
4452			bios_2_scratch |= ATOM_S2_DFP1_DPMS_STATE;
4453	}
4454	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
4455		if (on)
4456			bios_2_scratch &= ~ATOM_S2_DFP2_DPMS_STATE;
4457		else
4458			bios_2_scratch |= ATOM_S2_DFP2_DPMS_STATE;
4459	}
4460	if (radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) {
4461		if (on)
4462			bios_2_scratch &= ~ATOM_S2_DFP3_DPMS_STATE;
4463		else
4464			bios_2_scratch |= ATOM_S2_DFP3_DPMS_STATE;
4465	}
4466	if (radeon_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) {
4467		if (on)
4468			bios_2_scratch &= ~ATOM_S2_DFP4_DPMS_STATE;
4469		else
4470			bios_2_scratch |= ATOM_S2_DFP4_DPMS_STATE;
4471	}
4472	if (radeon_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) {
4473		if (on)
4474			bios_2_scratch &= ~ATOM_S2_DFP5_DPMS_STATE;
4475		else
4476			bios_2_scratch |= ATOM_S2_DFP5_DPMS_STATE;
4477	}
4478
4479	if (rdev->family >= CHIP_R600)
4480		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
4481	else
4482		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
4483}
v6.9.4
   1/*
   2 * Copyright 2007-8 Advanced Micro Devices, Inc.
   3 * Copyright 2008 Red Hat Inc.
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice shall be included in
  13 * all copies or substantial portions of the Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21 * OTHER DEALINGS IN THE SOFTWARE.
  22 *
  23 * Authors: Dave Airlie
  24 *          Alex Deucher
  25 */
  26
  27#include <linux/pci.h>
  28
  29#include <drm/drm_device.h>
  30#include <drm/drm_edid.h>
  31#include <drm/radeon_drm.h>
  32
  33#include "radeon.h"
  34
  35#include "atom.h"
  36#include "atom-bits.h"
  37#include "radeon_asic.h"
  38#include "radeon_atombios.h"
  39#include "radeon_legacy_encoders.h"
  40
  41union atom_supported_devices {
  42	struct _ATOM_SUPPORTED_DEVICES_INFO info;
  43	struct _ATOM_SUPPORTED_DEVICES_INFO_2 info_2;
  44	struct _ATOM_SUPPORTED_DEVICES_INFO_2d1 info_2d1;
  45};
  46
  47static void radeon_lookup_i2c_gpio_quirks(struct radeon_device *rdev,
  48					  ATOM_GPIO_I2C_ASSIGMENT *gpio,
  49					  u8 index)
  50{
  51	/* r4xx mask is technically not used by the hw, so patch in the legacy mask bits */
  52	if ((rdev->family == CHIP_R420) ||
  53	    (rdev->family == CHIP_R423) ||
  54	    (rdev->family == CHIP_RV410)) {
  55		if ((le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0018) ||
  56		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0019) ||
  57		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x001a)) {
  58			gpio->ucClkMaskShift = 0x19;
  59			gpio->ucDataMaskShift = 0x18;
  60		}
  61	}
  62
  63	/* some evergreen boards have bad data for this entry */
  64	if (ASIC_IS_DCE4(rdev)) {
  65		if ((index == 7) &&
  66		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
  67		    (gpio->sucI2cId.ucAccess == 0)) {
  68			gpio->sucI2cId.ucAccess = 0x97;
  69			gpio->ucDataMaskShift = 8;
  70			gpio->ucDataEnShift = 8;
  71			gpio->ucDataY_Shift = 8;
  72			gpio->ucDataA_Shift = 8;
  73		}
  74	}
  75
  76	/* some DCE3 boards have bad data for this entry */
  77	if (ASIC_IS_DCE3(rdev)) {
  78		if ((index == 4) &&
  79		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
  80		    (gpio->sucI2cId.ucAccess == 0x94))
  81			gpio->sucI2cId.ucAccess = 0x14;
  82	}
  83}
  84
  85static struct radeon_i2c_bus_rec radeon_get_bus_rec_for_i2c_gpio(ATOM_GPIO_I2C_ASSIGMENT *gpio)
  86{
  87	struct radeon_i2c_bus_rec i2c;
  88
  89	memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec));
  90
  91	i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4;
  92	i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4;
  93	i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4;
  94	i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4;
  95	i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4;
  96	i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4;
  97	i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4;
  98	i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4;
  99	i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift);
 100	i2c.mask_data_mask = (1 << gpio->ucDataMaskShift);
 101	i2c.en_clk_mask = (1 << gpio->ucClkEnShift);
 102	i2c.en_data_mask = (1 << gpio->ucDataEnShift);
 103	i2c.y_clk_mask = (1 << gpio->ucClkY_Shift);
 104	i2c.y_data_mask = (1 << gpio->ucDataY_Shift);
 105	i2c.a_clk_mask = (1 << gpio->ucClkA_Shift);
 106	i2c.a_data_mask = (1 << gpio->ucDataA_Shift);
 107
 108	if (gpio->sucI2cId.sbfAccess.bfHW_Capable)
 109		i2c.hw_capable = true;
 110	else
 111		i2c.hw_capable = false;
 112
 113	if (gpio->sucI2cId.ucAccess == 0xa0)
 114		i2c.mm_i2c = true;
 115	else
 116		i2c.mm_i2c = false;
 117
 118	i2c.i2c_id = gpio->sucI2cId.ucAccess;
 119
 120	if (i2c.mask_clk_reg)
 121		i2c.valid = true;
 122	else
 123		i2c.valid = false;
 124
 125	return i2c;
 126}
 127
 128static struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_device *rdev,
 129							       uint8_t id)
 130{
 131	struct atom_context *ctx = rdev->mode_info.atom_context;
 132	ATOM_GPIO_I2C_ASSIGMENT *gpio;
 133	struct radeon_i2c_bus_rec i2c;
 134	int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info);
 135	struct _ATOM_GPIO_I2C_INFO *i2c_info;
 136	uint16_t data_offset, size;
 137	int i, num_indices;
 138
 139	memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec));
 140	i2c.valid = false;
 141
 142	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 143		i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset);
 144
 145		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 146			sizeof(ATOM_GPIO_I2C_ASSIGMENT);
 147
 148		gpio = &i2c_info->asGPIO_Info[0];
 149		for (i = 0; i < num_indices; i++) {
 150
 151			radeon_lookup_i2c_gpio_quirks(rdev, gpio, i);
 152
 153			if (gpio->sucI2cId.ucAccess == id) {
 154				i2c = radeon_get_bus_rec_for_i2c_gpio(gpio);
 155				break;
 156			}
 157			gpio = (ATOM_GPIO_I2C_ASSIGMENT *)
 158				((u8 *)gpio + sizeof(ATOM_GPIO_I2C_ASSIGMENT));
 159		}
 160	}
 161
 162	return i2c;
 163}
 164
 165void radeon_atombios_i2c_init(struct radeon_device *rdev)
 166{
 167	struct atom_context *ctx = rdev->mode_info.atom_context;
 168	ATOM_GPIO_I2C_ASSIGMENT *gpio;
 169	struct radeon_i2c_bus_rec i2c;
 170	int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info);
 171	struct _ATOM_GPIO_I2C_INFO *i2c_info;
 172	uint16_t data_offset, size;
 173	int i, num_indices;
 174	char stmp[32];
 175
 176	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 177		i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset);
 178
 179		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 180			sizeof(ATOM_GPIO_I2C_ASSIGMENT);
 181
 182		gpio = &i2c_info->asGPIO_Info[0];
 183		for (i = 0; i < num_indices; i++) {
 184			radeon_lookup_i2c_gpio_quirks(rdev, gpio, i);
 185
 186			i2c = radeon_get_bus_rec_for_i2c_gpio(gpio);
 187
 188			if (i2c.valid) {
 189				sprintf(stmp, "0x%x", i2c.i2c_id);
 190				rdev->i2c_bus[i] = radeon_i2c_create(rdev->ddev, &i2c, stmp);
 191			}
 192			gpio = (ATOM_GPIO_I2C_ASSIGMENT *)
 193				((u8 *)gpio + sizeof(ATOM_GPIO_I2C_ASSIGMENT));
 194		}
 195	}
 196}
 197
 198struct radeon_gpio_rec radeon_atombios_lookup_gpio(struct radeon_device *rdev,
 199						   u8 id)
 200{
 201	struct atom_context *ctx = rdev->mode_info.atom_context;
 202	struct radeon_gpio_rec gpio;
 203	int index = GetIndexIntoMasterTable(DATA, GPIO_Pin_LUT);
 204	struct _ATOM_GPIO_PIN_LUT *gpio_info;
 205	ATOM_GPIO_PIN_ASSIGNMENT *pin;
 206	u16 data_offset, size;
 207	int i, num_indices;
 208
 209	memset(&gpio, 0, sizeof(struct radeon_gpio_rec));
 210	gpio.valid = false;
 211
 212	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 213		gpio_info = (struct _ATOM_GPIO_PIN_LUT *)(ctx->bios + data_offset);
 214
 215		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 216			sizeof(ATOM_GPIO_PIN_ASSIGNMENT);
 217
 218		pin = gpio_info->asGPIO_Pin;
 219		for (i = 0; i < num_indices; i++) {
 220			if (id == pin->ucGPIO_ID) {
 221				gpio.id = pin->ucGPIO_ID;
 222				gpio.reg = le16_to_cpu(pin->usGpioPin_AIndex) * 4;
 223				gpio.shift = pin->ucGpioPinBitShift;
 224				gpio.mask = (1 << pin->ucGpioPinBitShift);
 225				gpio.valid = true;
 226				break;
 227			}
 228			pin = (ATOM_GPIO_PIN_ASSIGNMENT *)
 229				((u8 *)pin + sizeof(ATOM_GPIO_PIN_ASSIGNMENT));
 230		}
 231	}
 232
 233	return gpio;
 234}
 235
 236static struct radeon_hpd radeon_atom_get_hpd_info_from_gpio(struct radeon_device *rdev,
 237							    struct radeon_gpio_rec *gpio)
 238{
 239	struct radeon_hpd hpd;
 240	u32 reg;
 241
 242	memset(&hpd, 0, sizeof(struct radeon_hpd));
 243
 244	if (ASIC_IS_DCE6(rdev))
 245		reg = SI_DC_GPIO_HPD_A;
 246	else if (ASIC_IS_DCE4(rdev))
 247		reg = EVERGREEN_DC_GPIO_HPD_A;
 248	else
 249		reg = AVIVO_DC_GPIO_HPD_A;
 250
 251	hpd.gpio = *gpio;
 252	if (gpio->reg == reg) {
 253		switch(gpio->mask) {
 254		case (1 << 0):
 255			hpd.hpd = RADEON_HPD_1;
 256			break;
 257		case (1 << 8):
 258			hpd.hpd = RADEON_HPD_2;
 259			break;
 260		case (1 << 16):
 261			hpd.hpd = RADEON_HPD_3;
 262			break;
 263		case (1 << 24):
 264			hpd.hpd = RADEON_HPD_4;
 265			break;
 266		case (1 << 26):
 267			hpd.hpd = RADEON_HPD_5;
 268			break;
 269		case (1 << 28):
 270			hpd.hpd = RADEON_HPD_6;
 271			break;
 272		default:
 273			hpd.hpd = RADEON_HPD_NONE;
 274			break;
 275		}
 276	} else
 277		hpd.hpd = RADEON_HPD_NONE;
 278	return hpd;
 279}
 280
 281static bool radeon_atom_apply_quirks(struct drm_device *dev,
 282				     uint32_t supported_device,
 283				     int *connector_type,
 284				     struct radeon_i2c_bus_rec *i2c_bus,
 285				     uint16_t *line_mux,
 286				     struct radeon_hpd *hpd)
 287{
 288	struct pci_dev *pdev = to_pci_dev(dev->dev);
 289
 290	/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
 291	if ((pdev->device == 0x791e) &&
 292	    (pdev->subsystem_vendor == 0x1043) &&
 293	    (pdev->subsystem_device == 0x826d)) {
 294		if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
 295		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 296			*connector_type = DRM_MODE_CONNECTOR_DVID;
 297	}
 298
 299	/* Asrock RS600 board lists the DVI port as HDMI */
 300	if ((pdev->device == 0x7941) &&
 301	    (pdev->subsystem_vendor == 0x1849) &&
 302	    (pdev->subsystem_device == 0x7941)) {
 303		if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
 304		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 305			*connector_type = DRM_MODE_CONNECTOR_DVID;
 306	}
 307
 308	/* MSI K9A2GM V2/V3 board has no HDMI or DVI */
 309	if ((pdev->device == 0x796e) &&
 310	    (pdev->subsystem_vendor == 0x1462) &&
 311	    (pdev->subsystem_device == 0x7302)) {
 312		if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) ||
 313		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 314			return false;
 315	}
 316
 317	/* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
 318	if ((pdev->device == 0x7941) &&
 319	    (pdev->subsystem_vendor == 0x147b) &&
 320	    (pdev->subsystem_device == 0x2412)) {
 321		if (*connector_type == DRM_MODE_CONNECTOR_DVII)
 322			return false;
 323	}
 324
 325	/* Falcon NW laptop lists vga ddc line for LVDS */
 326	if ((pdev->device == 0x5653) &&
 327	    (pdev->subsystem_vendor == 0x1462) &&
 328	    (pdev->subsystem_device == 0x0291)) {
 329		if (*connector_type == DRM_MODE_CONNECTOR_LVDS) {
 330			i2c_bus->valid = false;
 331			*line_mux = 53;
 332		}
 333	}
 334
 335	/* HIS X1300 is DVI+VGA, not DVI+DVI */
 336	if ((pdev->device == 0x7146) &&
 337	    (pdev->subsystem_vendor == 0x17af) &&
 338	    (pdev->subsystem_device == 0x2058)) {
 339		if (supported_device == ATOM_DEVICE_DFP1_SUPPORT)
 340			return false;
 341	}
 342
 343	/* Gigabyte X1300 is DVI+VGA, not DVI+DVI */
 344	if ((pdev->device == 0x7142) &&
 345	    (pdev->subsystem_vendor == 0x1458) &&
 346	    (pdev->subsystem_device == 0x2134)) {
 347		if (supported_device == ATOM_DEVICE_DFP1_SUPPORT)
 348			return false;
 349	}
 350
 351
 352	/* Funky macbooks */
 353	if ((pdev->device == 0x71C5) &&
 354	    (pdev->subsystem_vendor == 0x106b) &&
 355	    (pdev->subsystem_device == 0x0080)) {
 356		if ((supported_device == ATOM_DEVICE_CRT1_SUPPORT) ||
 357		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
 358			return false;
 359		if (supported_device == ATOM_DEVICE_CRT2_SUPPORT)
 360			*line_mux = 0x90;
 361	}
 362
 363	/* mac rv630, rv730, others */
 364	if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) &&
 365	    (*connector_type == DRM_MODE_CONNECTOR_DVII)) {
 366		*connector_type = DRM_MODE_CONNECTOR_9PinDIN;
 367		*line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1;
 368	}
 369
 370	/* ASUS HD 3600 XT board lists the DVI port as HDMI */
 371	if ((pdev->device == 0x9598) &&
 372	    (pdev->subsystem_vendor == 0x1043) &&
 373	    (pdev->subsystem_device == 0x01da)) {
 374		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 375			*connector_type = DRM_MODE_CONNECTOR_DVII;
 376		}
 377	}
 378
 379	/* ASUS HD 3600 board lists the DVI port as HDMI */
 380	if ((pdev->device == 0x9598) &&
 381	    (pdev->subsystem_vendor == 0x1043) &&
 382	    (pdev->subsystem_device == 0x01e4)) {
 383		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 384			*connector_type = DRM_MODE_CONNECTOR_DVII;
 385		}
 386	}
 387
 388	/* ASUS HD 3450 board lists the DVI port as HDMI */
 389	if ((pdev->device == 0x95C5) &&
 390	    (pdev->subsystem_vendor == 0x1043) &&
 391	    (pdev->subsystem_device == 0x01e2)) {
 392		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 393			*connector_type = DRM_MODE_CONNECTOR_DVII;
 394		}
 395	}
 396
 397	/* some BIOSes seem to report DAC on HDMI - usually this is a board with
 398	 * HDMI + VGA reporting as HDMI
 399	 */
 400	if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 401		if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
 402			*connector_type = DRM_MODE_CONNECTOR_VGA;
 403			*line_mux = 0;
 404		}
 405	}
 406
 407	/* Acer laptop (Acer TravelMate 5730/5730G) has an HDMI port
 408	 * on the laptop and a DVI port on the docking station and
 409	 * both share the same encoder, hpd pin, and ddc line.
 410	 * So while the bios table is technically correct,
 411	 * we drop the DVI port here since xrandr has no concept of
 412	 * encoders and will try and drive both connectors
 413	 * with different crtcs which isn't possible on the hardware
 414	 * side and leaves no crtcs for LVDS or VGA.
 415	 */
 416	if (((pdev->device == 0x95c4) || (pdev->device == 0x9591)) &&
 417	    (pdev->subsystem_vendor == 0x1025) &&
 418	    (pdev->subsystem_device == 0x013c)) {
 419		if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
 420		    (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
 421			/* actually it's a DVI-D port not DVI-I */
 422			*connector_type = DRM_MODE_CONNECTOR_DVID;
 423			return false;
 424		}
 425	}
 426
 427	/* XFX Pine Group device rv730 reports no VGA DDC lines
 428	 * even though they are wired up to record 0x93
 429	 */
 430	if ((pdev->device == 0x9498) &&
 431	    (pdev->subsystem_vendor == 0x1682) &&
 432	    (pdev->subsystem_device == 0x2452) &&
 433	    (i2c_bus->valid == false) &&
 434	    !(supported_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))) {
 435		struct radeon_device *rdev = dev->dev_private;
 436		*i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
 437	}
 438
 439	/* Fujitsu D3003-S2 board lists DVI-I as DVI-D and VGA */
 440	if (((pdev->device == 0x9802) ||
 441	     (pdev->device == 0x9805) ||
 442	     (pdev->device == 0x9806)) &&
 443	    (pdev->subsystem_vendor == 0x1734) &&
 444	    (pdev->subsystem_device == 0x11bd)) {
 445		if (*connector_type == DRM_MODE_CONNECTOR_VGA) {
 446			*connector_type = DRM_MODE_CONNECTOR_DVII;
 447			*line_mux = 0x3103;
 448		} else if (*connector_type == DRM_MODE_CONNECTOR_DVID) {
 449			*connector_type = DRM_MODE_CONNECTOR_DVII;
 450		}
 451	}
 452
 453	return true;
 454}
 455
 456static const int supported_devices_connector_convert[] = {
 457	DRM_MODE_CONNECTOR_Unknown,
 458	DRM_MODE_CONNECTOR_VGA,
 459	DRM_MODE_CONNECTOR_DVII,
 460	DRM_MODE_CONNECTOR_DVID,
 461	DRM_MODE_CONNECTOR_DVIA,
 462	DRM_MODE_CONNECTOR_SVIDEO,
 463	DRM_MODE_CONNECTOR_Composite,
 464	DRM_MODE_CONNECTOR_LVDS,
 465	DRM_MODE_CONNECTOR_Unknown,
 466	DRM_MODE_CONNECTOR_Unknown,
 467	DRM_MODE_CONNECTOR_HDMIA,
 468	DRM_MODE_CONNECTOR_HDMIB,
 469	DRM_MODE_CONNECTOR_Unknown,
 470	DRM_MODE_CONNECTOR_Unknown,
 471	DRM_MODE_CONNECTOR_9PinDIN,
 472	DRM_MODE_CONNECTOR_DisplayPort
 473};
 474
 475static const uint16_t supported_devices_connector_object_id_convert[] = {
 476	CONNECTOR_OBJECT_ID_NONE,
 477	CONNECTOR_OBJECT_ID_VGA,
 478	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I, /* not all boards support DL */
 479	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D, /* not all boards support DL */
 480	CONNECTOR_OBJECT_ID_VGA, /* technically DVI-A */
 481	CONNECTOR_OBJECT_ID_COMPOSITE,
 482	CONNECTOR_OBJECT_ID_SVIDEO,
 483	CONNECTOR_OBJECT_ID_LVDS,
 484	CONNECTOR_OBJECT_ID_9PIN_DIN,
 485	CONNECTOR_OBJECT_ID_9PIN_DIN,
 486	CONNECTOR_OBJECT_ID_DISPLAYPORT,
 487	CONNECTOR_OBJECT_ID_HDMI_TYPE_A,
 488	CONNECTOR_OBJECT_ID_HDMI_TYPE_B,
 489	CONNECTOR_OBJECT_ID_SVIDEO
 490};
 491
 492static const int object_connector_convert[] = {
 493	DRM_MODE_CONNECTOR_Unknown,
 494	DRM_MODE_CONNECTOR_DVII,
 495	DRM_MODE_CONNECTOR_DVII,
 496	DRM_MODE_CONNECTOR_DVID,
 497	DRM_MODE_CONNECTOR_DVID,
 498	DRM_MODE_CONNECTOR_VGA,
 499	DRM_MODE_CONNECTOR_Composite,
 500	DRM_MODE_CONNECTOR_SVIDEO,
 501	DRM_MODE_CONNECTOR_Unknown,
 502	DRM_MODE_CONNECTOR_Unknown,
 503	DRM_MODE_CONNECTOR_9PinDIN,
 504	DRM_MODE_CONNECTOR_Unknown,
 505	DRM_MODE_CONNECTOR_HDMIA,
 506	DRM_MODE_CONNECTOR_HDMIB,
 507	DRM_MODE_CONNECTOR_LVDS,
 508	DRM_MODE_CONNECTOR_9PinDIN,
 509	DRM_MODE_CONNECTOR_Unknown,
 510	DRM_MODE_CONNECTOR_Unknown,
 511	DRM_MODE_CONNECTOR_Unknown,
 512	DRM_MODE_CONNECTOR_DisplayPort,
 513	DRM_MODE_CONNECTOR_eDP,
 514	DRM_MODE_CONNECTOR_Unknown
 515};
 516
 517bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 518{
 519	struct radeon_device *rdev = dev->dev_private;
 520	struct radeon_mode_info *mode_info = &rdev->mode_info;
 521	struct atom_context *ctx = mode_info->atom_context;
 522	int index = GetIndexIntoMasterTable(DATA, Object_Header);
 523	u16 size, data_offset;
 524	u8 frev, crev;
 525	ATOM_CONNECTOR_OBJECT_TABLE *con_obj;
 526	ATOM_ENCODER_OBJECT_TABLE *enc_obj;
 527	ATOM_OBJECT_TABLE *router_obj;
 528	ATOM_DISPLAY_OBJECT_PATH_TABLE *path_obj;
 529	ATOM_OBJECT_HEADER *obj_header;
 530	int i, j, k, path_size, device_support;
 531	int connector_type;
 532	u16 igp_lane_info, conn_id, connector_object_id;
 533	struct radeon_i2c_bus_rec ddc_bus;
 534	struct radeon_router router;
 535	struct radeon_gpio_rec gpio;
 536	struct radeon_hpd hpd;
 537
 538	if (!atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset))
 539		return false;
 540
 541	if (crev < 2)
 542		return false;
 543
 544	obj_header = (ATOM_OBJECT_HEADER *) (ctx->bios + data_offset);
 545	path_obj = (ATOM_DISPLAY_OBJECT_PATH_TABLE *)
 546	    (ctx->bios + data_offset +
 547	     le16_to_cpu(obj_header->usDisplayPathTableOffset));
 548	con_obj = (ATOM_CONNECTOR_OBJECT_TABLE *)
 549	    (ctx->bios + data_offset +
 550	     le16_to_cpu(obj_header->usConnectorObjectTableOffset));
 551	enc_obj = (ATOM_ENCODER_OBJECT_TABLE *)
 552	    (ctx->bios + data_offset +
 553	     le16_to_cpu(obj_header->usEncoderObjectTableOffset));
 554	router_obj = (ATOM_OBJECT_TABLE *)
 555		(ctx->bios + data_offset +
 556		 le16_to_cpu(obj_header->usRouterObjectTableOffset));
 557	device_support = le16_to_cpu(obj_header->usDeviceSupport);
 558
 559	path_size = 0;
 560	for (i = 0; i < path_obj->ucNumOfDispPath; i++) {
 561		uint8_t *addr = (uint8_t *) path_obj->asDispPath;
 562		ATOM_DISPLAY_OBJECT_PATH *path;
 563		addr += path_size;
 564		path = (ATOM_DISPLAY_OBJECT_PATH *) addr;
 565		path_size += le16_to_cpu(path->usSize);
 566
 567		if (device_support & le16_to_cpu(path->usDeviceTag)) {
 568			uint8_t con_obj_id, con_obj_num;
 569
 570			con_obj_id =
 571			    (le16_to_cpu(path->usConnObjectId) & OBJECT_ID_MASK)
 572			    >> OBJECT_ID_SHIFT;
 573			con_obj_num =
 574			    (le16_to_cpu(path->usConnObjectId) & ENUM_ID_MASK)
 575			    >> ENUM_ID_SHIFT;
 576
 577			/* TODO CV support */
 578			if (le16_to_cpu(path->usDeviceTag) ==
 579				ATOM_DEVICE_CV_SUPPORT)
 580				continue;
 581
 582			/* IGP chips */
 583			if ((rdev->flags & RADEON_IS_IGP) &&
 584			    (con_obj_id ==
 585			     CONNECTOR_OBJECT_ID_PCIE_CONNECTOR)) {
 586				uint16_t igp_offset = 0;
 587				ATOM_INTEGRATED_SYSTEM_INFO_V2 *igp_obj;
 588
 589				index =
 590				    GetIndexIntoMasterTable(DATA,
 591							    IntegratedSystemInfo);
 592
 593				if (atom_parse_data_header(ctx, index, &size, &frev,
 594							   &crev, &igp_offset)) {
 595
 596					if (crev >= 2) {
 597						igp_obj =
 598							(ATOM_INTEGRATED_SYSTEM_INFO_V2
 599							 *) (ctx->bios + igp_offset);
 600
 601						if (igp_obj) {
 602							uint32_t slot_config, ct;
 603
 604							if (con_obj_num == 1)
 605								slot_config =
 606									igp_obj->
 607									ulDDISlot1Config;
 608							else
 609								slot_config =
 610									igp_obj->
 611									ulDDISlot2Config;
 612
 613							ct = (slot_config >> 16) & 0xff;
 614							connector_type =
 615								object_connector_convert
 616								[ct];
 617							connector_object_id = ct;
 618							igp_lane_info =
 619								slot_config & 0xffff;
 620						} else
 621							continue;
 622					} else
 623						continue;
 624				} else {
 625					igp_lane_info = 0;
 626					connector_type =
 627						object_connector_convert[con_obj_id];
 628					connector_object_id = con_obj_id;
 629				}
 630			} else {
 631				igp_lane_info = 0;
 632				connector_type =
 633				    object_connector_convert[con_obj_id];
 634				connector_object_id = con_obj_id;
 635			}
 636
 637			if (connector_type == DRM_MODE_CONNECTOR_Unknown)
 638				continue;
 639
 640			router.ddc_valid = false;
 641			router.cd_valid = false;
 642			for (j = 0; j < ((le16_to_cpu(path->usSize) - 8) / 2); j++) {
 643				uint8_t grph_obj_type =
 644				    (le16_to_cpu(path->usGraphicObjIds[j]) &
 645				     OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 646
 647				if (grph_obj_type == GRAPH_OBJECT_TYPE_ENCODER) {
 648					for (k = 0; k < enc_obj->ucNumberOfObjects; k++) {
 649						u16 encoder_obj = le16_to_cpu(enc_obj->asObjects[k].usObjectID);
 650						if (le16_to_cpu(path->usGraphicObjIds[j]) == encoder_obj) {
 651							ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *)
 652								(ctx->bios + data_offset +
 653								 le16_to_cpu(enc_obj->asObjects[k].usRecordOffset));
 654							ATOM_ENCODER_CAP_RECORD *cap_record;
 655							u16 caps = 0;
 656
 657							while (record->ucRecordSize > 0 &&
 658							       record->ucRecordType > 0 &&
 659							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 660								switch (record->ucRecordType) {
 661								case ATOM_ENCODER_CAP_RECORD_TYPE:
 662									cap_record =(ATOM_ENCODER_CAP_RECORD *)
 663										record;
 664									caps = le16_to_cpu(cap_record->usEncoderCap);
 665									break;
 666								}
 667								record = (ATOM_COMMON_RECORD_HEADER *)
 668									((char *)record + record->ucRecordSize);
 669							}
 670							radeon_add_atom_encoder(dev,
 671										encoder_obj,
 672										le16_to_cpu
 673										(path->
 674										 usDeviceTag),
 675										caps);
 676						}
 677					}
 678				} else if (grph_obj_type == GRAPH_OBJECT_TYPE_ROUTER) {
 679					for (k = 0; k < router_obj->ucNumberOfObjects; k++) {
 680						u16 router_obj_id = le16_to_cpu(router_obj->asObjects[k].usObjectID);
 681						if (le16_to_cpu(path->usGraphicObjIds[j]) == router_obj_id) {
 682							ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *)
 683								(ctx->bios + data_offset +
 684								 le16_to_cpu(router_obj->asObjects[k].usRecordOffset));
 685							ATOM_I2C_RECORD *i2c_record;
 686							ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 687							ATOM_ROUTER_DDC_PATH_SELECT_RECORD *ddc_path;
 688							ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *cd_path;
 689							ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *router_src_dst_table =
 690								(ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *)
 691								(ctx->bios + data_offset +
 692								 le16_to_cpu(router_obj->asObjects[k].usSrcDstTableOffset));
 693							u8 *num_dst_objs = (u8 *)
 694								((u8 *)router_src_dst_table + 1 +
 695								 (router_src_dst_table->ucNumberOfSrc * 2));
 696							u16 *dst_objs = (u16 *)(num_dst_objs + 1);
 697							int enum_id;
 698
 699							router.router_id = router_obj_id;
 700							for (enum_id = 0; enum_id < (*num_dst_objs); enum_id++) {
 701								if (le16_to_cpu(path->usConnObjectId) ==
 702								    le16_to_cpu(dst_objs[enum_id]))
 703									break;
 704							}
 705
 706							while (record->ucRecordSize > 0 &&
 707							       record->ucRecordType > 0 &&
 708							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 709								switch (record->ucRecordType) {
 710								case ATOM_I2C_RECORD_TYPE:
 711									i2c_record =
 712										(ATOM_I2C_RECORD *)
 713										record;
 714									i2c_config =
 715										(ATOM_I2C_ID_CONFIG_ACCESS *)
 716										&i2c_record->sucI2cId;
 717									router.i2c_info =
 718										radeon_lookup_i2c_gpio(rdev,
 719												       i2c_config->
 720												       ucAccess);
 721									router.i2c_addr = i2c_record->ucI2CAddr >> 1;
 722									break;
 723								case ATOM_ROUTER_DDC_PATH_SELECT_RECORD_TYPE:
 724									ddc_path = (ATOM_ROUTER_DDC_PATH_SELECT_RECORD *)
 725										record;
 726									router.ddc_valid = true;
 727									router.ddc_mux_type = ddc_path->ucMuxType;
 728									router.ddc_mux_control_pin = ddc_path->ucMuxControlPin;
 729									router.ddc_mux_state = ddc_path->ucMuxState[enum_id];
 730									break;
 731								case ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD_TYPE:
 732									cd_path = (ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *)
 733										record;
 734									router.cd_valid = true;
 735									router.cd_mux_type = cd_path->ucMuxType;
 736									router.cd_mux_control_pin = cd_path->ucMuxControlPin;
 737									router.cd_mux_state = cd_path->ucMuxState[enum_id];
 738									break;
 739								}
 740								record = (ATOM_COMMON_RECORD_HEADER *)
 741									((char *)record + record->ucRecordSize);
 742							}
 743						}
 744					}
 745				}
 746			}
 747
 748			/* look up gpio for ddc, hpd */
 749			ddc_bus.valid = false;
 750			hpd.hpd = RADEON_HPD_NONE;
 751			if ((le16_to_cpu(path->usDeviceTag) &
 752			     (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) == 0) {
 753				for (j = 0; j < con_obj->ucNumberOfObjects; j++) {
 754					if (le16_to_cpu(path->usConnObjectId) ==
 755					    le16_to_cpu(con_obj->asObjects[j].
 756							usObjectID)) {
 757						ATOM_COMMON_RECORD_HEADER
 758						    *record =
 759						    (ATOM_COMMON_RECORD_HEADER
 760						     *)
 761						    (ctx->bios + data_offset +
 762						     le16_to_cpu(con_obj->
 763								 asObjects[j].
 764								 usRecordOffset));
 765						ATOM_I2C_RECORD *i2c_record;
 766						ATOM_HPD_INT_RECORD *hpd_record;
 767						ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 768
 769						while (record->ucRecordSize > 0 &&
 770						       record->ucRecordType > 0 &&
 771						       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 772							switch (record->ucRecordType) {
 773							case ATOM_I2C_RECORD_TYPE:
 774								i2c_record =
 775								    (ATOM_I2C_RECORD *)
 776									record;
 777								i2c_config =
 778									(ATOM_I2C_ID_CONFIG_ACCESS *)
 779									&i2c_record->sucI2cId;
 780								ddc_bus = radeon_lookup_i2c_gpio(rdev,
 781												 i2c_config->
 782												 ucAccess);
 783								break;
 784							case ATOM_HPD_INT_RECORD_TYPE:
 785								hpd_record =
 786									(ATOM_HPD_INT_RECORD *)
 787									record;
 788								gpio = radeon_atombios_lookup_gpio(rdev,
 789											  hpd_record->ucHPDIntGPIOID);
 790								hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
 791								hpd.plugged_state = hpd_record->ucPlugged_PinState;
 792								break;
 793							}
 794							record =
 795							    (ATOM_COMMON_RECORD_HEADER
 796							     *) ((char *)record
 797								 +
 798								 record->
 799								 ucRecordSize);
 800						}
 801						break;
 802					}
 803				}
 804			}
 805
 806			/* needed for aux chan transactions */
 807			ddc_bus.hpd = hpd.hpd;
 808
 809			conn_id = le16_to_cpu(path->usConnObjectId);
 810
 811			if (!radeon_atom_apply_quirks
 812			    (dev, le16_to_cpu(path->usDeviceTag), &connector_type,
 813			     &ddc_bus, &conn_id, &hpd))
 814				continue;
 815
 816			radeon_add_atom_connector(dev,
 817						  conn_id,
 818						  le16_to_cpu(path->
 819							      usDeviceTag),
 820						  connector_type, &ddc_bus,
 821						  igp_lane_info,
 822						  connector_object_id,
 823						  &hpd,
 824						  &router);
 825
 826		}
 827	}
 828
 829	radeon_link_encoder_connector(dev);
 830	return true;
 831}
 832
 833static uint16_t atombios_get_connector_object_id(struct drm_device *dev,
 834						 int connector_type,
 835						 uint16_t devices)
 836{
 837	struct radeon_device *rdev = dev->dev_private;
 838
 839	if (rdev->flags & RADEON_IS_IGP) {
 840		return supported_devices_connector_object_id_convert
 841			[connector_type];
 842	} else if (((connector_type == DRM_MODE_CONNECTOR_DVII) ||
 843		    (connector_type == DRM_MODE_CONNECTOR_DVID)) &&
 844		   (devices & ATOM_DEVICE_DFP2_SUPPORT))  {
 845		struct radeon_mode_info *mode_info = &rdev->mode_info;
 846		struct atom_context *ctx = mode_info->atom_context;
 847		int index = GetIndexIntoMasterTable(DATA, XTMDS_Info);
 848		uint16_t size, data_offset;
 849		uint8_t frev, crev;
 850		ATOM_XTMDS_INFO *xtmds;
 851
 852		if (atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) {
 853			xtmds = (ATOM_XTMDS_INFO *)(ctx->bios + data_offset);
 854
 855			if (xtmds->ucSupportedLink & ATOM_XTMDS_SUPPORTED_DUALLINK) {
 856				if (connector_type == DRM_MODE_CONNECTOR_DVII)
 857					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
 858				else
 859					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
 860			} else {
 861				if (connector_type == DRM_MODE_CONNECTOR_DVII)
 862					return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
 863				else
 864					return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
 865			}
 866		} else
 867			return supported_devices_connector_object_id_convert
 868				[connector_type];
 869	} else {
 870		return supported_devices_connector_object_id_convert
 871			[connector_type];
 872	}
 873}
 874
 875struct bios_connector {
 876	bool valid;
 877	uint16_t line_mux;
 878	uint16_t devices;
 879	int connector_type;
 880	struct radeon_i2c_bus_rec ddc_bus;
 881	struct radeon_hpd hpd;
 882};
 883
 884bool radeon_get_atom_connector_info_from_supported_devices_table(struct
 885								 drm_device
 886								 *dev)
 887{
 888	struct radeon_device *rdev = dev->dev_private;
 889	struct radeon_mode_info *mode_info = &rdev->mode_info;
 890	struct atom_context *ctx = mode_info->atom_context;
 891	int index = GetIndexIntoMasterTable(DATA, SupportedDevicesInfo);
 892	uint16_t size, data_offset;
 893	uint8_t frev, crev;
 894	uint16_t device_support;
 895	uint8_t dac;
 896	union atom_supported_devices *supported_devices;
 897	int i, j, max_device;
 898	struct bios_connector *bios_connectors;
 899	size_t bc_size = sizeof(*bios_connectors) * ATOM_MAX_SUPPORTED_DEVICE;
 900	struct radeon_router router;
 901
 902	router.ddc_valid = false;
 903	router.cd_valid = false;
 904
 905	bios_connectors = kzalloc(bc_size, GFP_KERNEL);
 906	if (!bios_connectors)
 907		return false;
 908
 909	if (!atom_parse_data_header(ctx, index, &size, &frev, &crev,
 910				    &data_offset)) {
 911		kfree(bios_connectors);
 912		return false;
 913	}
 914
 915	supported_devices =
 916	    (union atom_supported_devices *)(ctx->bios + data_offset);
 917
 918	device_support = le16_to_cpu(supported_devices->info.usDeviceSupport);
 919
 920	if (frev > 1)
 921		max_device = ATOM_MAX_SUPPORTED_DEVICE;
 922	else
 923		max_device = ATOM_MAX_SUPPORTED_DEVICE_INFO;
 924
 925	for (i = 0; i < max_device; i++) {
 926		ATOM_CONNECTOR_INFO_I2C ci;
 927
 928		if (frev > 1)
 929			ci = supported_devices->info_2d1.asConnInfo[i];
 930		else
 931			ci = supported_devices->info.asConnInfo[i];
 932
 933		bios_connectors[i].valid = false;
 934
 935		if (!(device_support & (1 << i))) {
 936			continue;
 937		}
 938
 939		if (i == ATOM_DEVICE_CV_INDEX) {
 940			DRM_DEBUG_KMS("Skipping Component Video\n");
 941			continue;
 942		}
 943
 944		bios_connectors[i].connector_type =
 945		    supported_devices_connector_convert[ci.sucConnectorInfo.
 946							sbfAccess.
 947							bfConnectorType];
 948
 949		if (bios_connectors[i].connector_type ==
 950		    DRM_MODE_CONNECTOR_Unknown)
 951			continue;
 952
 953		dac = ci.sucConnectorInfo.sbfAccess.bfAssociatedDAC;
 954
 955		bios_connectors[i].line_mux =
 956			ci.sucI2cId.ucAccess;
 957
 958		/* give tv unique connector ids */
 959		if (i == ATOM_DEVICE_TV1_INDEX) {
 960			bios_connectors[i].ddc_bus.valid = false;
 961			bios_connectors[i].line_mux = 50;
 962		} else if (i == ATOM_DEVICE_TV2_INDEX) {
 963			bios_connectors[i].ddc_bus.valid = false;
 964			bios_connectors[i].line_mux = 51;
 965		} else if (i == ATOM_DEVICE_CV_INDEX) {
 966			bios_connectors[i].ddc_bus.valid = false;
 967			bios_connectors[i].line_mux = 52;
 968		} else
 969			bios_connectors[i].ddc_bus =
 970			    radeon_lookup_i2c_gpio(rdev,
 971						   bios_connectors[i].line_mux);
 972
 973		if ((crev > 1) && (frev > 1)) {
 974			u8 isb = supported_devices->info_2d1.asIntSrcInfo[i].ucIntSrcBitmap;
 975			switch (isb) {
 976			case 0x4:
 977				bios_connectors[i].hpd.hpd = RADEON_HPD_1;
 978				break;
 979			case 0xa:
 980				bios_connectors[i].hpd.hpd = RADEON_HPD_2;
 981				break;
 982			default:
 983				bios_connectors[i].hpd.hpd = RADEON_HPD_NONE;
 984				break;
 985			}
 986		} else {
 987			if (i == ATOM_DEVICE_DFP1_INDEX)
 988				bios_connectors[i].hpd.hpd = RADEON_HPD_1;
 989			else if (i == ATOM_DEVICE_DFP2_INDEX)
 990				bios_connectors[i].hpd.hpd = RADEON_HPD_2;
 991			else
 992				bios_connectors[i].hpd.hpd = RADEON_HPD_NONE;
 993		}
 994
 995		/* Always set the connector type to VGA for CRT1/CRT2. if they are
 996		 * shared with a DVI port, we'll pick up the DVI connector when we
 997		 * merge the outputs.  Some bioses incorrectly list VGA ports as DVI.
 998		 */
 999		if (i == ATOM_DEVICE_CRT1_INDEX || i == ATOM_DEVICE_CRT2_INDEX)
1000			bios_connectors[i].connector_type =
1001			    DRM_MODE_CONNECTOR_VGA;
1002
1003		if (!radeon_atom_apply_quirks
1004		    (dev, (1 << i), &bios_connectors[i].connector_type,
1005		     &bios_connectors[i].ddc_bus, &bios_connectors[i].line_mux,
1006		     &bios_connectors[i].hpd))
1007			continue;
1008
1009		bios_connectors[i].valid = true;
1010		bios_connectors[i].devices = (1 << i);
1011
1012		if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom)
1013			radeon_add_atom_encoder(dev,
1014						radeon_get_encoder_enum(dev,
1015								      (1 << i),
1016								      dac),
1017						(1 << i),
1018						0);
1019		else
1020			radeon_add_legacy_encoder(dev,
1021						  radeon_get_encoder_enum(dev,
1022									(1 << i),
1023									dac),
1024						  (1 << i));
1025	}
1026
1027	/* combine shared connectors */
1028	for (i = 0; i < max_device; i++) {
1029		if (bios_connectors[i].valid) {
1030			for (j = 0; j < max_device; j++) {
1031				if (bios_connectors[j].valid && (i != j)) {
1032					if (bios_connectors[i].line_mux ==
1033					    bios_connectors[j].line_mux) {
1034						/* make sure not to combine LVDS */
1035						if (bios_connectors[i].devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1036							bios_connectors[i].line_mux = 53;
1037							bios_connectors[i].ddc_bus.valid = false;
1038							continue;
1039						}
1040						if (bios_connectors[j].devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1041							bios_connectors[j].line_mux = 53;
1042							bios_connectors[j].ddc_bus.valid = false;
1043							continue;
1044						}
1045						/* combine analog and digital for DVI-I */
1046						if (((bios_connectors[i].devices & (ATOM_DEVICE_DFP_SUPPORT)) &&
1047						     (bios_connectors[j].devices & (ATOM_DEVICE_CRT_SUPPORT))) ||
1048						    ((bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT)) &&
1049						     (bios_connectors[i].devices & (ATOM_DEVICE_CRT_SUPPORT)))) {
1050							bios_connectors[i].devices |=
1051								bios_connectors[j].devices;
1052							bios_connectors[i].connector_type =
1053								DRM_MODE_CONNECTOR_DVII;
1054							if (bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT))
1055								bios_connectors[i].hpd =
1056									bios_connectors[j].hpd;
1057							bios_connectors[j].valid = false;
1058						}
1059					}
1060				}
1061			}
1062		}
1063	}
1064
1065	/* add the connectors */
1066	for (i = 0; i < max_device; i++) {
1067		if (bios_connectors[i].valid) {
1068			uint16_t connector_object_id =
1069				atombios_get_connector_object_id(dev,
1070						      bios_connectors[i].connector_type,
1071						      bios_connectors[i].devices);
1072			radeon_add_atom_connector(dev,
1073						  bios_connectors[i].line_mux,
1074						  bios_connectors[i].devices,
1075						  bios_connectors[i].
1076						  connector_type,
1077						  &bios_connectors[i].ddc_bus,
1078						  0,
1079						  connector_object_id,
1080						  &bios_connectors[i].hpd,
1081						  &router);
1082		}
1083	}
1084
1085	radeon_link_encoder_connector(dev);
1086
1087	kfree(bios_connectors);
1088	return true;
1089}
1090
1091union firmware_info {
1092	ATOM_FIRMWARE_INFO info;
1093	ATOM_FIRMWARE_INFO_V1_2 info_12;
1094	ATOM_FIRMWARE_INFO_V1_3 info_13;
1095	ATOM_FIRMWARE_INFO_V1_4 info_14;
1096	ATOM_FIRMWARE_INFO_V2_1 info_21;
1097	ATOM_FIRMWARE_INFO_V2_2 info_22;
1098};
1099
1100union igp_info {
1101	struct _ATOM_INTEGRATED_SYSTEM_INFO info;
1102	struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
1103	struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
1104	struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7;
1105	struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8;
1106};
1107
1108static void radeon_atombios_get_dentist_vco_freq(struct radeon_device *rdev)
1109{
1110	struct radeon_mode_info *mode_info = &rdev->mode_info;
1111	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1112	union igp_info *igp_info;
1113	u8 frev, crev;
1114	u16 data_offset;
1115
1116	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1117			&frev, &crev, &data_offset)) {
1118		igp_info = (union igp_info *)(mode_info->atom_context->bios +
1119			data_offset);
1120		rdev->clock.vco_freq =
1121			le32_to_cpu(igp_info->info_6.ulDentistVCOFreq);
1122	}
1123}
1124
1125bool radeon_atom_get_clock_info(struct drm_device *dev)
1126{
1127	struct radeon_device *rdev = dev->dev_private;
1128	struct radeon_mode_info *mode_info = &rdev->mode_info;
1129	int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
1130	union firmware_info *firmware_info;
1131	uint8_t frev, crev;
1132	struct radeon_pll *p1pll = &rdev->clock.p1pll;
1133	struct radeon_pll *p2pll = &rdev->clock.p2pll;
1134	struct radeon_pll *dcpll = &rdev->clock.dcpll;
1135	struct radeon_pll *spll = &rdev->clock.spll;
1136	struct radeon_pll *mpll = &rdev->clock.mpll;
1137	uint16_t data_offset;
1138
1139	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1140				   &frev, &crev, &data_offset)) {
1141		firmware_info =
1142			(union firmware_info *)(mode_info->atom_context->bios +
1143						data_offset);
1144		/* pixel clocks */
1145		p1pll->reference_freq =
1146		    le16_to_cpu(firmware_info->info.usReferenceClock);
1147		p1pll->reference_div = 0;
1148
1149		if ((frev < 2) && (crev < 2))
1150			p1pll->pll_out_min =
1151				le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
1152		else
1153			p1pll->pll_out_min =
1154				le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
1155		p1pll->pll_out_max =
1156		    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
1157
1158		if (((frev < 2) && (crev >= 4)) || (frev >= 2)) {
1159			p1pll->lcd_pll_out_min =
1160				le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
1161			if (p1pll->lcd_pll_out_min == 0)
1162				p1pll->lcd_pll_out_min = p1pll->pll_out_min;
1163			p1pll->lcd_pll_out_max =
1164				le16_to_cpu(firmware_info->info_14.usLcdMaxPixelClockPLL_Output) * 100;
1165			if (p1pll->lcd_pll_out_max == 0)
1166				p1pll->lcd_pll_out_max = p1pll->pll_out_max;
1167		} else {
1168			p1pll->lcd_pll_out_min = p1pll->pll_out_min;
1169			p1pll->lcd_pll_out_max = p1pll->pll_out_max;
1170		}
1171
1172		if (p1pll->pll_out_min == 0) {
1173			if (ASIC_IS_AVIVO(rdev))
1174				p1pll->pll_out_min = 64800;
1175			else
1176				p1pll->pll_out_min = 20000;
1177		}
1178
1179		p1pll->pll_in_min =
1180		    le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Input);
1181		p1pll->pll_in_max =
1182		    le16_to_cpu(firmware_info->info.usMaxPixelClockPLL_Input);
1183
1184		*p2pll = *p1pll;
1185
1186		/* system clock */
1187		if (ASIC_IS_DCE4(rdev))
1188			spll->reference_freq =
1189				le16_to_cpu(firmware_info->info_21.usCoreReferenceClock);
1190		else
1191			spll->reference_freq =
1192				le16_to_cpu(firmware_info->info.usReferenceClock);
1193		spll->reference_div = 0;
1194
1195		spll->pll_out_min =
1196		    le16_to_cpu(firmware_info->info.usMinEngineClockPLL_Output);
1197		spll->pll_out_max =
1198		    le32_to_cpu(firmware_info->info.ulMaxEngineClockPLL_Output);
1199
1200		/* ??? */
1201		if (spll->pll_out_min == 0) {
1202			if (ASIC_IS_AVIVO(rdev))
1203				spll->pll_out_min = 64800;
1204			else
1205				spll->pll_out_min = 20000;
1206		}
1207
1208		spll->pll_in_min =
1209		    le16_to_cpu(firmware_info->info.usMinEngineClockPLL_Input);
1210		spll->pll_in_max =
1211		    le16_to_cpu(firmware_info->info.usMaxEngineClockPLL_Input);
1212
1213		/* memory clock */
1214		if (ASIC_IS_DCE4(rdev))
1215			mpll->reference_freq =
1216				le16_to_cpu(firmware_info->info_21.usMemoryReferenceClock);
1217		else
1218			mpll->reference_freq =
1219				le16_to_cpu(firmware_info->info.usReferenceClock);
1220		mpll->reference_div = 0;
1221
1222		mpll->pll_out_min =
1223		    le16_to_cpu(firmware_info->info.usMinMemoryClockPLL_Output);
1224		mpll->pll_out_max =
1225		    le32_to_cpu(firmware_info->info.ulMaxMemoryClockPLL_Output);
1226
1227		/* ??? */
1228		if (mpll->pll_out_min == 0) {
1229			if (ASIC_IS_AVIVO(rdev))
1230				mpll->pll_out_min = 64800;
1231			else
1232				mpll->pll_out_min = 20000;
1233		}
1234
1235		mpll->pll_in_min =
1236		    le16_to_cpu(firmware_info->info.usMinMemoryClockPLL_Input);
1237		mpll->pll_in_max =
1238		    le16_to_cpu(firmware_info->info.usMaxMemoryClockPLL_Input);
1239
1240		rdev->clock.default_sclk =
1241		    le32_to_cpu(firmware_info->info.ulDefaultEngineClock);
1242		rdev->clock.default_mclk =
1243		    le32_to_cpu(firmware_info->info.ulDefaultMemoryClock);
1244
1245		if (ASIC_IS_DCE4(rdev)) {
1246			rdev->clock.default_dispclk =
1247				le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq);
1248			if (rdev->clock.default_dispclk == 0) {
1249				if (ASIC_IS_DCE6(rdev))
1250					rdev->clock.default_dispclk = 60000; /* 600 Mhz */
1251				else if (ASIC_IS_DCE5(rdev))
1252					rdev->clock.default_dispclk = 54000; /* 540 Mhz */
1253				else
1254					rdev->clock.default_dispclk = 60000; /* 600 Mhz */
1255			}
1256			/* set a reasonable default for DP */
1257			if (ASIC_IS_DCE6(rdev) && (rdev->clock.default_dispclk < 53900)) {
1258				DRM_INFO("Changing default dispclk from %dMhz to 600Mhz\n",
1259					 rdev->clock.default_dispclk / 100);
1260				rdev->clock.default_dispclk = 60000;
1261			}
1262			rdev->clock.dp_extclk =
1263				le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
1264			rdev->clock.current_dispclk = rdev->clock.default_dispclk;
1265		}
1266		*dcpll = *p1pll;
1267
1268		rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
1269		if (rdev->clock.max_pixel_clock == 0)
1270			rdev->clock.max_pixel_clock = 40000;
1271
1272		/* not technically a clock, but... */
1273		rdev->mode_info.firmware_flags =
1274			le16_to_cpu(firmware_info->info.usFirmwareCapability.susAccess);
1275
1276		if (ASIC_IS_DCE8(rdev))
1277			rdev->clock.vco_freq =
1278				le32_to_cpu(firmware_info->info_22.ulGPUPLL_OutputFreq);
1279		else if (ASIC_IS_DCE5(rdev))
1280			rdev->clock.vco_freq = rdev->clock.current_dispclk;
1281		else if (ASIC_IS_DCE41(rdev))
1282			radeon_atombios_get_dentist_vco_freq(rdev);
1283		else
1284			rdev->clock.vco_freq = rdev->clock.current_dispclk;
1285
1286		if (rdev->clock.vco_freq == 0)
1287			rdev->clock.vco_freq = 360000;	/* 3.6 GHz */
1288
1289		return true;
1290	}
1291
1292	return false;
1293}
1294
1295bool radeon_atombios_sideport_present(struct radeon_device *rdev)
1296{
1297	struct radeon_mode_info *mode_info = &rdev->mode_info;
1298	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1299	union igp_info *igp_info;
1300	u8 frev, crev;
1301	u16 data_offset;
1302
1303	/* sideport is AMD only */
1304	if (rdev->family == CHIP_RS600)
1305		return false;
1306
1307	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1308				   &frev, &crev, &data_offset)) {
1309		igp_info = (union igp_info *)(mode_info->atom_context->bios +
1310				      data_offset);
1311		switch (crev) {
1312		case 1:
1313			if (le32_to_cpu(igp_info->info.ulBootUpMemoryClock))
1314				return true;
1315			break;
1316		case 2:
1317			if (le32_to_cpu(igp_info->info_2.ulBootUpSidePortClock))
1318				return true;
1319			break;
1320		default:
1321			DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
1322			break;
1323		}
1324	}
1325	return false;
1326}
1327
1328bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
1329				   struct radeon_encoder_int_tmds *tmds)
1330{
1331	struct drm_device *dev = encoder->base.dev;
1332	struct radeon_device *rdev = dev->dev_private;
1333	struct radeon_mode_info *mode_info = &rdev->mode_info;
1334	int index = GetIndexIntoMasterTable(DATA, TMDS_Info);
1335	uint16_t data_offset;
1336	struct _ATOM_TMDS_INFO *tmds_info;
1337	uint8_t frev, crev;
1338	uint16_t maxfreq;
1339	int i;
1340
1341	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1342				   &frev, &crev, &data_offset)) {
1343		tmds_info =
1344			(struct _ATOM_TMDS_INFO *)(mode_info->atom_context->bios +
1345						   data_offset);
1346
1347		maxfreq = le16_to_cpu(tmds_info->usMaxFrequency);
1348		for (i = 0; i < 4; i++) {
1349			tmds->tmds_pll[i].freq =
1350			    le16_to_cpu(tmds_info->asMiscInfo[i].usFrequency);
1351			tmds->tmds_pll[i].value =
1352			    tmds_info->asMiscInfo[i].ucPLL_ChargePump & 0x3f;
1353			tmds->tmds_pll[i].value |=
1354			    (tmds_info->asMiscInfo[i].
1355			     ucPLL_VCO_Gain & 0x3f) << 6;
1356			tmds->tmds_pll[i].value |=
1357			    (tmds_info->asMiscInfo[i].
1358			     ucPLL_DutyCycle & 0xf) << 12;
1359			tmds->tmds_pll[i].value |=
1360			    (tmds_info->asMiscInfo[i].
1361			     ucPLL_VoltageSwing & 0xf) << 16;
1362
1363			DRM_DEBUG_KMS("TMDS PLL From ATOMBIOS %u %x\n",
1364				  tmds->tmds_pll[i].freq,
1365				  tmds->tmds_pll[i].value);
1366
1367			if (maxfreq == tmds->tmds_pll[i].freq) {
1368				tmds->tmds_pll[i].freq = 0xffffffff;
1369				break;
1370			}
1371		}
1372		return true;
1373	}
1374	return false;
1375}
1376
1377bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
1378				      struct radeon_atom_ss *ss,
1379				      int id)
1380{
1381	struct radeon_mode_info *mode_info = &rdev->mode_info;
1382	int index = GetIndexIntoMasterTable(DATA, PPLL_SS_Info);
1383	uint16_t data_offset, size;
1384	struct _ATOM_SPREAD_SPECTRUM_INFO *ss_info;
1385	struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *ss_assign;
1386	uint8_t frev, crev;
1387	int i, num_indices;
1388
1389	memset(ss, 0, sizeof(struct radeon_atom_ss));
1390	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1391				   &frev, &crev, &data_offset)) {
1392		ss_info =
1393			(struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset);
1394
1395		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1396			sizeof(ATOM_SPREAD_SPECTRUM_ASSIGNMENT);
1397		ss_assign = (struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *)
1398			((u8 *)&ss_info->asSS_Info[0]);
1399		for (i = 0; i < num_indices; i++) {
1400			if (ss_assign->ucSS_Id == id) {
1401				ss->percentage =
1402					le16_to_cpu(ss_assign->usSpreadSpectrumPercentage);
1403				ss->type = ss_assign->ucSpreadSpectrumType;
1404				ss->step = ss_assign->ucSS_Step;
1405				ss->delay = ss_assign->ucSS_Delay;
1406				ss->range = ss_assign->ucSS_Range;
1407				ss->refdiv = ss_assign->ucRecommendedRef_Div;
1408				return true;
1409			}
1410			ss_assign = (struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *)
1411				((u8 *)ss_assign + sizeof(struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT));
1412		}
1413	}
1414	return false;
1415}
1416
1417static void radeon_atombios_get_igp_ss_overrides(struct radeon_device *rdev,
1418						 struct radeon_atom_ss *ss,
1419						 int id)
1420{
1421	struct radeon_mode_info *mode_info = &rdev->mode_info;
1422	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1423	u16 data_offset, size;
1424	union igp_info *igp_info;
1425	u8 frev, crev;
1426	u16 percentage = 0, rate = 0;
1427
1428	/* get any igp specific overrides */
1429	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1430				   &frev, &crev, &data_offset)) {
1431		igp_info = (union igp_info *)
1432			(mode_info->atom_context->bios + data_offset);
1433		switch (crev) {
1434		case 6:
1435			switch (id) {
1436			case ASIC_INTERNAL_SS_ON_TMDS:
1437				percentage = le16_to_cpu(igp_info->info_6.usDVISSPercentage);
1438				rate = le16_to_cpu(igp_info->info_6.usDVISSpreadRateIn10Hz);
1439				break;
1440			case ASIC_INTERNAL_SS_ON_HDMI:
1441				percentage = le16_to_cpu(igp_info->info_6.usHDMISSPercentage);
1442				rate = le16_to_cpu(igp_info->info_6.usHDMISSpreadRateIn10Hz);
1443				break;
1444			case ASIC_INTERNAL_SS_ON_LVDS:
1445				percentage = le16_to_cpu(igp_info->info_6.usLvdsSSPercentage);
1446				rate = le16_to_cpu(igp_info->info_6.usLvdsSSpreadRateIn10Hz);
1447				break;
1448			}
1449			break;
1450		case 7:
1451			switch (id) {
1452			case ASIC_INTERNAL_SS_ON_TMDS:
1453				percentage = le16_to_cpu(igp_info->info_7.usDVISSPercentage);
1454				rate = le16_to_cpu(igp_info->info_7.usDVISSpreadRateIn10Hz);
1455				break;
1456			case ASIC_INTERNAL_SS_ON_HDMI:
1457				percentage = le16_to_cpu(igp_info->info_7.usHDMISSPercentage);
1458				rate = le16_to_cpu(igp_info->info_7.usHDMISSpreadRateIn10Hz);
1459				break;
1460			case ASIC_INTERNAL_SS_ON_LVDS:
1461				percentage = le16_to_cpu(igp_info->info_7.usLvdsSSPercentage);
1462				rate = le16_to_cpu(igp_info->info_7.usLvdsSSpreadRateIn10Hz);
1463				break;
1464			}
1465			break;
1466		case 8:
1467			switch (id) {
1468			case ASIC_INTERNAL_SS_ON_TMDS:
1469				percentage = le16_to_cpu(igp_info->info_8.usDVISSPercentage);
1470				rate = le16_to_cpu(igp_info->info_8.usDVISSpreadRateIn10Hz);
1471				break;
1472			case ASIC_INTERNAL_SS_ON_HDMI:
1473				percentage = le16_to_cpu(igp_info->info_8.usHDMISSPercentage);
1474				rate = le16_to_cpu(igp_info->info_8.usHDMISSpreadRateIn10Hz);
1475				break;
1476			case ASIC_INTERNAL_SS_ON_LVDS:
1477				percentage = le16_to_cpu(igp_info->info_8.usLvdsSSPercentage);
1478				rate = le16_to_cpu(igp_info->info_8.usLvdsSSpreadRateIn10Hz);
1479				break;
1480			}
1481			break;
1482		default:
1483			DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
1484			break;
1485		}
1486		if (percentage)
1487			ss->percentage = percentage;
1488		if (rate)
1489			ss->rate = rate;
1490	}
1491}
1492
1493union asic_ss_info {
1494	struct _ATOM_ASIC_INTERNAL_SS_INFO info;
1495	struct _ATOM_ASIC_INTERNAL_SS_INFO_V2 info_2;
1496	struct _ATOM_ASIC_INTERNAL_SS_INFO_V3 info_3;
1497};
1498
1499union asic_ss_assignment {
1500	struct _ATOM_ASIC_SS_ASSIGNMENT v1;
1501	struct _ATOM_ASIC_SS_ASSIGNMENT_V2 v2;
1502	struct _ATOM_ASIC_SS_ASSIGNMENT_V3 v3;
1503};
1504
1505bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
1506				      struct radeon_atom_ss *ss,
1507				      int id, u32 clock)
1508{
1509	struct radeon_mode_info *mode_info = &rdev->mode_info;
1510	int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
1511	uint16_t data_offset, size;
1512	union asic_ss_info *ss_info;
1513	union asic_ss_assignment *ss_assign;
1514	uint8_t frev, crev;
1515	int i, num_indices;
1516
1517	if (id == ASIC_INTERNAL_MEMORY_SS) {
1518		if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_MEMORY_CLOCK_SS_SUPPORT))
1519			return false;
1520	}
1521	if (id == ASIC_INTERNAL_ENGINE_SS) {
1522		if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_ENGINE_CLOCK_SS_SUPPORT))
1523			return false;
1524	}
1525
1526	memset(ss, 0, sizeof(struct radeon_atom_ss));
1527	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1528				   &frev, &crev, &data_offset)) {
1529
1530		ss_info =
1531			(union asic_ss_info *)(mode_info->atom_context->bios + data_offset);
1532
1533		switch (frev) {
1534		case 1:
1535			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1536				sizeof(ATOM_ASIC_SS_ASSIGNMENT);
1537
1538			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info.asSpreadSpectrum[0]);
1539			for (i = 0; i < num_indices; i++) {
1540				if ((ss_assign->v1.ucClockIndication == id) &&
1541				    (clock <= le32_to_cpu(ss_assign->v1.ulTargetClockRange))) {
1542					ss->percentage =
1543						le16_to_cpu(ss_assign->v1.usSpreadSpectrumPercentage);
1544					ss->type = ss_assign->v1.ucSpreadSpectrumMode;
1545					ss->rate = le16_to_cpu(ss_assign->v1.usSpreadRateInKhz);
1546					ss->percentage_divider = 100;
1547					return true;
1548				}
1549				ss_assign = (union asic_ss_assignment *)
1550					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT));
1551			}
1552			break;
1553		case 2:
1554			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1555				sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2);
1556			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info_2.asSpreadSpectrum[0]);
1557			for (i = 0; i < num_indices; i++) {
1558				if ((ss_assign->v2.ucClockIndication == id) &&
1559				    (clock <= le32_to_cpu(ss_assign->v2.ulTargetClockRange))) {
1560					ss->percentage =
1561						le16_to_cpu(ss_assign->v2.usSpreadSpectrumPercentage);
1562					ss->type = ss_assign->v2.ucSpreadSpectrumMode;
1563					ss->rate = le16_to_cpu(ss_assign->v2.usSpreadRateIn10Hz);
1564					ss->percentage_divider = 100;
1565					if ((crev == 2) &&
1566					    ((id == ASIC_INTERNAL_ENGINE_SS) ||
1567					     (id == ASIC_INTERNAL_MEMORY_SS)))
1568						ss->rate /= 100;
1569					return true;
1570				}
1571				ss_assign = (union asic_ss_assignment *)
1572					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2));
1573			}
1574			break;
1575		case 3:
1576			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1577				sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3);
1578			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info_3.asSpreadSpectrum[0]);
1579			for (i = 0; i < num_indices; i++) {
1580				if ((ss_assign->v3.ucClockIndication == id) &&
1581				    (clock <= le32_to_cpu(ss_assign->v3.ulTargetClockRange))) {
1582					ss->percentage =
1583						le16_to_cpu(ss_assign->v3.usSpreadSpectrumPercentage);
1584					ss->type = ss_assign->v3.ucSpreadSpectrumMode;
1585					ss->rate = le16_to_cpu(ss_assign->v3.usSpreadRateIn10Hz);
1586					if (ss_assign->v3.ucSpreadSpectrumMode &
1587					    SS_MODE_V3_PERCENTAGE_DIV_BY_1000_MASK)
1588						ss->percentage_divider = 1000;
1589					else
1590						ss->percentage_divider = 100;
1591					if ((id == ASIC_INTERNAL_ENGINE_SS) ||
1592					    (id == ASIC_INTERNAL_MEMORY_SS))
1593						ss->rate /= 100;
1594					if (rdev->flags & RADEON_IS_IGP)
1595						radeon_atombios_get_igp_ss_overrides(rdev, ss, id);
1596					return true;
1597				}
1598				ss_assign = (union asic_ss_assignment *)
1599					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3));
1600			}
1601			break;
1602		default:
1603			DRM_ERROR("Unsupported ASIC_InternalSS_Info table: %d %d\n", frev, crev);
1604			break;
1605		}
1606
1607	}
1608	return false;
1609}
1610
1611union lvds_info {
1612	struct _ATOM_LVDS_INFO info;
1613	struct _ATOM_LVDS_INFO_V12 info_12;
1614};
1615
1616struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
1617							      radeon_encoder
1618							      *encoder)
1619{
1620	struct drm_device *dev = encoder->base.dev;
1621	struct radeon_device *rdev = dev->dev_private;
1622	struct radeon_mode_info *mode_info = &rdev->mode_info;
1623	int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
1624	uint16_t data_offset, misc;
1625	union lvds_info *lvds_info;
1626	uint8_t frev, crev;
1627	struct radeon_encoder_atom_dig *lvds = NULL;
1628	int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1629
1630	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1631				   &frev, &crev, &data_offset)) {
1632		lvds_info =
1633			(union lvds_info *)(mode_info->atom_context->bios + data_offset);
1634		lvds =
1635		    kzalloc(sizeof(struct radeon_encoder_atom_dig), GFP_KERNEL);
1636
1637		if (!lvds)
1638			return NULL;
1639
1640		lvds->native_mode.clock =
1641		    le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
1642		lvds->native_mode.hdisplay =
1643		    le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
1644		lvds->native_mode.vdisplay =
1645		    le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
1646		lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1647			le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
1648		lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1649			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
1650		lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1651			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
1652		lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1653			le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
1654		lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1655			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
1656		lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1657			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
1658		lvds->panel_pwr_delay =
1659		    le16_to_cpu(lvds_info->info.usOffDelayInMs);
1660		lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
1661
1662		misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
1663		if (misc & ATOM_VSYNC_POLARITY)
1664			lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
1665		if (misc & ATOM_HSYNC_POLARITY)
1666			lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
1667		if (misc & ATOM_COMPOSITESYNC)
1668			lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
1669		if (misc & ATOM_INTERLACE)
1670			lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
1671		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1672			lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
1673
1674		lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
1675		lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
1676
1677		/* set crtc values */
1678		drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1679
1680		lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
1681
1682		encoder->native_mode = lvds->native_mode;
1683
1684		if (encoder_enum == 2)
1685			lvds->linkb = true;
1686		else
1687			lvds->linkb = false;
1688
1689		/* parse the lcd record table */
1690		if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
1691			ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
1692			ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
1693			bool bad_record = false;
1694			u8 *record;
1695
1696			if ((frev == 1) && (crev < 2))
1697				/* absolute */
1698				record = (u8 *)(mode_info->atom_context->bios +
1699						le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1700			else
1701				/* relative */
1702				record = (u8 *)(mode_info->atom_context->bios +
1703						data_offset +
1704						le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1705			while (*record != ATOM_RECORD_END_TYPE) {
1706				switch (*record) {
1707				case LCD_MODE_PATCH_RECORD_MODE_TYPE:
1708					record += sizeof(ATOM_PATCH_RECORD_MODE);
1709					break;
1710				case LCD_RTS_RECORD_TYPE:
1711					record += sizeof(ATOM_LCD_RTS_RECORD);
1712					break;
1713				case LCD_CAP_RECORD_TYPE:
1714					record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
1715					break;
1716				case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
1717					fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
1718					if (fake_edid_record->ucFakeEDIDLength) {
1719						struct edid *edid;
1720						int edid_size =
1721							max((int)EDID_LENGTH, (int)fake_edid_record->ucFakeEDIDLength);
1722						edid = kmalloc(edid_size, GFP_KERNEL);
1723						if (edid) {
1724							memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0],
1725							       fake_edid_record->ucFakeEDIDLength);
1726
1727							if (drm_edid_is_valid(edid)) {
1728								rdev->mode_info.bios_hardcoded_edid = edid;
1729								rdev->mode_info.bios_hardcoded_edid_size = edid_size;
1730							} else
1731								kfree(edid);
1732						}
 
 
 
 
1733					}
1734					record += fake_edid_record->ucFakeEDIDLength ?
1735						  struct_size(fake_edid_record,
1736							      ucFakeEDIDString,
1737							      fake_edid_record->ucFakeEDIDLength) :
1738						  /* empty fake edid record must be 3 bytes long */
1739						  sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1;
1740					break;
1741				case LCD_PANEL_RESOLUTION_RECORD_TYPE:
1742					panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
1743					lvds->native_mode.width_mm = panel_res_record->usHSize;
1744					lvds->native_mode.height_mm = panel_res_record->usVSize;
1745					record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
1746					break;
1747				default:
1748					DRM_ERROR("Bad LCD record %d\n", *record);
1749					bad_record = true;
1750					break;
1751				}
1752				if (bad_record)
1753					break;
1754			}
1755		}
1756	}
1757	return lvds;
1758}
1759
1760struct radeon_encoder_primary_dac *
1761radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder)
1762{
1763	struct drm_device *dev = encoder->base.dev;
1764	struct radeon_device *rdev = dev->dev_private;
1765	struct radeon_mode_info *mode_info = &rdev->mode_info;
1766	int index = GetIndexIntoMasterTable(DATA, CompassionateData);
1767	uint16_t data_offset;
1768	struct _COMPASSIONATE_DATA *dac_info;
1769	uint8_t frev, crev;
1770	uint8_t bg, dac;
1771	struct radeon_encoder_primary_dac *p_dac = NULL;
1772
1773	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1774				   &frev, &crev, &data_offset)) {
1775		dac_info = (struct _COMPASSIONATE_DATA *)
1776			(mode_info->atom_context->bios + data_offset);
1777
1778		p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac), GFP_KERNEL);
1779
1780		if (!p_dac)
1781			return NULL;
1782
1783		bg = dac_info->ucDAC1_BG_Adjustment;
1784		dac = dac_info->ucDAC1_DAC_Adjustment;
1785		p_dac->ps2_pdac_adj = (bg << 8) | (dac);
1786
1787	}
1788	return p_dac;
1789}
1790
1791bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
1792				struct drm_display_mode *mode)
1793{
1794	struct radeon_mode_info *mode_info = &rdev->mode_info;
1795	ATOM_ANALOG_TV_INFO *tv_info;
1796	ATOM_ANALOG_TV_INFO_V1_2 *tv_info_v1_2;
1797	ATOM_DTD_FORMAT *dtd_timings;
1798	int data_index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
1799	u8 frev, crev;
1800	u16 data_offset, misc;
1801
1802	if (!atom_parse_data_header(mode_info->atom_context, data_index, NULL,
1803				    &frev, &crev, &data_offset))
1804		return false;
1805
1806	switch (crev) {
1807	case 1:
1808		tv_info = (ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset);
1809		if (index >= MAX_SUPPORTED_TV_TIMING)
1810			return false;
1811
1812		mode->crtc_htotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Total);
1813		mode->crtc_hdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Disp);
1814		mode->crtc_hsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart);
1815		mode->crtc_hsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart) +
1816			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncWidth);
1817
1818		mode->crtc_vtotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Total);
1819		mode->crtc_vdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Disp);
1820		mode->crtc_vsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart);
1821		mode->crtc_vsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart) +
1822			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncWidth);
1823
1824		mode->flags = 0;
1825		misc = le16_to_cpu(tv_info->aModeTimings[index].susModeMiscInfo.usAccess);
1826		if (misc & ATOM_VSYNC_POLARITY)
1827			mode->flags |= DRM_MODE_FLAG_NVSYNC;
1828		if (misc & ATOM_HSYNC_POLARITY)
1829			mode->flags |= DRM_MODE_FLAG_NHSYNC;
1830		if (misc & ATOM_COMPOSITESYNC)
1831			mode->flags |= DRM_MODE_FLAG_CSYNC;
1832		if (misc & ATOM_INTERLACE)
1833			mode->flags |= DRM_MODE_FLAG_INTERLACE;
1834		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1835			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
1836
1837		mode->crtc_clock = mode->clock =
1838			le16_to_cpu(tv_info->aModeTimings[index].usPixelClock) * 10;
1839
1840		if (index == 1) {
1841			/* PAL timings appear to have wrong values for totals */
1842			mode->crtc_htotal -= 1;
1843			mode->crtc_vtotal -= 1;
1844		}
1845		break;
1846	case 2:
1847		tv_info_v1_2 = (ATOM_ANALOG_TV_INFO_V1_2 *)(mode_info->atom_context->bios + data_offset);
1848		if (index >= MAX_SUPPORTED_TV_TIMING_V1_2)
1849			return false;
1850
1851		dtd_timings = &tv_info_v1_2->aModeTimings[index];
1852		mode->crtc_htotal = le16_to_cpu(dtd_timings->usHActive) +
1853			le16_to_cpu(dtd_timings->usHBlanking_Time);
1854		mode->crtc_hdisplay = le16_to_cpu(dtd_timings->usHActive);
1855		mode->crtc_hsync_start = le16_to_cpu(dtd_timings->usHActive) +
1856			le16_to_cpu(dtd_timings->usHSyncOffset);
1857		mode->crtc_hsync_end = mode->crtc_hsync_start +
1858			le16_to_cpu(dtd_timings->usHSyncWidth);
1859
1860		mode->crtc_vtotal = le16_to_cpu(dtd_timings->usVActive) +
1861			le16_to_cpu(dtd_timings->usVBlanking_Time);
1862		mode->crtc_vdisplay = le16_to_cpu(dtd_timings->usVActive);
1863		mode->crtc_vsync_start = le16_to_cpu(dtd_timings->usVActive) +
1864			le16_to_cpu(dtd_timings->usVSyncOffset);
1865		mode->crtc_vsync_end = mode->crtc_vsync_start +
1866			le16_to_cpu(dtd_timings->usVSyncWidth);
1867
1868		mode->flags = 0;
1869		misc = le16_to_cpu(dtd_timings->susModeMiscInfo.usAccess);
1870		if (misc & ATOM_VSYNC_POLARITY)
1871			mode->flags |= DRM_MODE_FLAG_NVSYNC;
1872		if (misc & ATOM_HSYNC_POLARITY)
1873			mode->flags |= DRM_MODE_FLAG_NHSYNC;
1874		if (misc & ATOM_COMPOSITESYNC)
1875			mode->flags |= DRM_MODE_FLAG_CSYNC;
1876		if (misc & ATOM_INTERLACE)
1877			mode->flags |= DRM_MODE_FLAG_INTERLACE;
1878		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1879			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
1880
1881		mode->crtc_clock = mode->clock =
1882			le16_to_cpu(dtd_timings->usPixClk) * 10;
1883		break;
1884	}
1885	return true;
1886}
1887
1888enum radeon_tv_std
1889radeon_atombios_get_tv_info(struct radeon_device *rdev)
1890{
1891	struct radeon_mode_info *mode_info = &rdev->mode_info;
1892	int index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
1893	uint16_t data_offset;
1894	uint8_t frev, crev;
1895	struct _ATOM_ANALOG_TV_INFO *tv_info;
1896	enum radeon_tv_std tv_std = TV_STD_NTSC;
1897
1898	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1899				   &frev, &crev, &data_offset)) {
1900
1901		tv_info = (struct _ATOM_ANALOG_TV_INFO *)
1902			(mode_info->atom_context->bios + data_offset);
1903
1904		switch (tv_info->ucTV_BootUpDefaultStandard) {
1905		case ATOM_TV_NTSC:
1906			tv_std = TV_STD_NTSC;
1907			DRM_DEBUG_KMS("Default TV standard: NTSC\n");
1908			break;
1909		case ATOM_TV_NTSCJ:
1910			tv_std = TV_STD_NTSC_J;
1911			DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
1912			break;
1913		case ATOM_TV_PAL:
1914			tv_std = TV_STD_PAL;
1915			DRM_DEBUG_KMS("Default TV standard: PAL\n");
1916			break;
1917		case ATOM_TV_PALM:
1918			tv_std = TV_STD_PAL_M;
1919			DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
1920			break;
1921		case ATOM_TV_PALN:
1922			tv_std = TV_STD_PAL_N;
1923			DRM_DEBUG_KMS("Default TV standard: PAL-N\n");
1924			break;
1925		case ATOM_TV_PALCN:
1926			tv_std = TV_STD_PAL_CN;
1927			DRM_DEBUG_KMS("Default TV standard: PAL-CN\n");
1928			break;
1929		case ATOM_TV_PAL60:
1930			tv_std = TV_STD_PAL_60;
1931			DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
1932			break;
1933		case ATOM_TV_SECAM:
1934			tv_std = TV_STD_SECAM;
1935			DRM_DEBUG_KMS("Default TV standard: SECAM\n");
1936			break;
1937		default:
1938			tv_std = TV_STD_NTSC;
1939			DRM_DEBUG_KMS("Unknown TV standard; defaulting to NTSC\n");
1940			break;
1941		}
1942	}
1943	return tv_std;
1944}
1945
1946struct radeon_encoder_tv_dac *
1947radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
1948{
1949	struct drm_device *dev = encoder->base.dev;
1950	struct radeon_device *rdev = dev->dev_private;
1951	struct radeon_mode_info *mode_info = &rdev->mode_info;
1952	int index = GetIndexIntoMasterTable(DATA, CompassionateData);
1953	uint16_t data_offset;
1954	struct _COMPASSIONATE_DATA *dac_info;
1955	uint8_t frev, crev;
1956	uint8_t bg, dac;
1957	struct radeon_encoder_tv_dac *tv_dac = NULL;
1958
1959	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1960				   &frev, &crev, &data_offset)) {
1961
1962		dac_info = (struct _COMPASSIONATE_DATA *)
1963			(mode_info->atom_context->bios + data_offset);
1964
1965		tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
1966
1967		if (!tv_dac)
1968			return NULL;
1969
1970		bg = dac_info->ucDAC2_CRT2_BG_Adjustment;
1971		dac = dac_info->ucDAC2_CRT2_DAC_Adjustment;
1972		tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1973
1974		bg = dac_info->ucDAC2_PAL_BG_Adjustment;
1975		dac = dac_info->ucDAC2_PAL_DAC_Adjustment;
1976		tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1977
1978		bg = dac_info->ucDAC2_NTSC_BG_Adjustment;
1979		dac = dac_info->ucDAC2_NTSC_DAC_Adjustment;
1980		tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1981
1982		tv_dac->tv_std = radeon_atombios_get_tv_info(rdev);
1983	}
1984	return tv_dac;
1985}
1986
1987static const char *thermal_controller_names[] = {
1988	"NONE",
1989	"lm63",
1990	"adm1032",
1991	"adm1030",
1992	"max6649",
1993	"lm63", /* lm64 */
1994	"f75375",
1995	"asc7xxx",
1996};
1997
1998static const char *pp_lib_thermal_controller_names[] = {
1999	"NONE",
2000	"lm63",
2001	"adm1032",
2002	"adm1030",
2003	"max6649",
2004	"lm63", /* lm64 */
2005	"f75375",
2006	"RV6xx",
2007	"RV770",
2008	"adt7473",
2009	"NONE",
2010	"External GPIO",
2011	"Evergreen",
2012	"emc2103",
2013	"Sumo",
2014	"Northern Islands",
2015	"Southern Islands",
2016	"lm96163",
2017	"Sea Islands",
2018};
2019
2020union power_info {
2021	struct _ATOM_POWERPLAY_INFO info;
2022	struct _ATOM_POWERPLAY_INFO_V2 info_2;
2023	struct _ATOM_POWERPLAY_INFO_V3 info_3;
2024	struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
2025	struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
2026	struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
2027};
2028
2029union pplib_clock_info {
2030	struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
2031	struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
2032	struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
2033	struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
2034	struct _ATOM_PPLIB_SI_CLOCK_INFO si;
2035	struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
2036};
2037
2038union pplib_power_state {
2039	struct _ATOM_PPLIB_STATE v1;
2040	struct _ATOM_PPLIB_STATE_V2 v2;
2041};
2042
2043static void radeon_atombios_parse_misc_flags_1_3(struct radeon_device *rdev,
2044						 int state_index,
2045						 u32 misc, u32 misc2)
2046{
2047	rdev->pm.power_state[state_index].misc = misc;
2048	rdev->pm.power_state[state_index].misc2 = misc2;
2049	/* order matters! */
2050	if (misc & ATOM_PM_MISCINFO_POWER_SAVING_MODE)
2051		rdev->pm.power_state[state_index].type =
2052			POWER_STATE_TYPE_POWERSAVE;
2053	if (misc & ATOM_PM_MISCINFO_DEFAULT_DC_STATE_ENTRY_TRUE)
2054		rdev->pm.power_state[state_index].type =
2055			POWER_STATE_TYPE_BATTERY;
2056	if (misc & ATOM_PM_MISCINFO_DEFAULT_LOW_DC_STATE_ENTRY_TRUE)
2057		rdev->pm.power_state[state_index].type =
2058			POWER_STATE_TYPE_BATTERY;
2059	if (misc & ATOM_PM_MISCINFO_LOAD_BALANCE_EN)
2060		rdev->pm.power_state[state_index].type =
2061			POWER_STATE_TYPE_BALANCED;
2062	if (misc & ATOM_PM_MISCINFO_3D_ACCELERATION_EN) {
2063		rdev->pm.power_state[state_index].type =
2064			POWER_STATE_TYPE_PERFORMANCE;
2065		rdev->pm.power_state[state_index].flags &=
2066			~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2067	}
2068	if (misc2 & ATOM_PM_MISCINFO2_SYSTEM_AC_LITE_MODE)
2069		rdev->pm.power_state[state_index].type =
2070			POWER_STATE_TYPE_BALANCED;
2071	if (misc & ATOM_PM_MISCINFO_DRIVER_DEFAULT_MODE) {
2072		rdev->pm.power_state[state_index].type =
2073			POWER_STATE_TYPE_DEFAULT;
2074		rdev->pm.default_power_state_index = state_index;
2075		rdev->pm.power_state[state_index].default_clock_mode =
2076			&rdev->pm.power_state[state_index].clock_info[0];
2077	} else if (state_index == 0) {
2078		rdev->pm.power_state[state_index].clock_info[0].flags |=
2079			RADEON_PM_MODE_NO_DISPLAY;
2080	}
2081}
2082
2083static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
2084{
2085	struct radeon_mode_info *mode_info = &rdev->mode_info;
2086	u32 misc, misc2 = 0;
2087	int num_modes = 0, i;
2088	int state_index = 0;
2089	struct radeon_i2c_bus_rec i2c_bus;
2090	union power_info *power_info;
2091	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2092	u16 data_offset;
2093	u8 frev, crev;
2094
2095	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2096				   &frev, &crev, &data_offset))
2097		return state_index;
2098	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2099
2100	/* add the i2c bus for thermal/fan chip */
2101	if ((power_info->info.ucOverdriveThermalController > 0) &&
2102	    (power_info->info.ucOverdriveThermalController < ARRAY_SIZE(thermal_controller_names))) {
2103		DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2104			 thermal_controller_names[power_info->info.ucOverdriveThermalController],
2105			 power_info->info.ucOverdriveControllerAddress >> 1);
2106		i2c_bus = radeon_lookup_i2c_gpio(rdev, power_info->info.ucOverdriveI2cLine);
2107		rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2108		if (rdev->pm.i2c_bus) {
2109			struct i2c_board_info info = { };
2110			const char *name = thermal_controller_names[power_info->info.
2111								    ucOverdriveThermalController];
2112			info.addr = power_info->info.ucOverdriveControllerAddress >> 1;
2113			strscpy(info.type, name, sizeof(info.type));
2114			i2c_new_client_device(&rdev->pm.i2c_bus->adapter, &info);
2115		}
2116	}
2117	num_modes = power_info->info.ucNumOfPowerModeEntries;
2118	if (num_modes > ATOM_MAX_NUMBEROF_POWER_BLOCK)
2119		num_modes = ATOM_MAX_NUMBEROF_POWER_BLOCK;
2120	if (num_modes == 0)
2121		return state_index;
2122	rdev->pm.power_state = kcalloc(num_modes,
2123				       sizeof(struct radeon_power_state),
2124				       GFP_KERNEL);
2125	if (!rdev->pm.power_state)
2126		return state_index;
2127	/* last mode is usually default, array is low to high */
2128	for (i = 0; i < num_modes; i++) {
2129		/* avoid memory leaks from invalid modes or unknown frev. */
2130		if (!rdev->pm.power_state[state_index].clock_info) {
2131			rdev->pm.power_state[state_index].clock_info =
2132				kzalloc(sizeof(struct radeon_pm_clock_info),
2133					GFP_KERNEL);
2134		}
2135		if (!rdev->pm.power_state[state_index].clock_info)
2136			goto out;
2137		rdev->pm.power_state[state_index].num_clock_modes = 1;
2138		rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2139		switch (frev) {
2140		case 1:
2141			rdev->pm.power_state[state_index].clock_info[0].mclk =
2142				le16_to_cpu(power_info->info.asPowerPlayInfo[i].usMemoryClock);
2143			rdev->pm.power_state[state_index].clock_info[0].sclk =
2144				le16_to_cpu(power_info->info.asPowerPlayInfo[i].usEngineClock);
2145			/* skip invalid modes */
2146			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2147			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2148				continue;
2149			rdev->pm.power_state[state_index].pcie_lanes =
2150				power_info->info.asPowerPlayInfo[i].ucNumPciELanes;
2151			misc = le32_to_cpu(power_info->info.asPowerPlayInfo[i].ulMiscInfo);
2152			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2153			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2154				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2155					VOLTAGE_GPIO;
2156				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2157					radeon_atombios_lookup_gpio(rdev,
2158							   power_info->info.asPowerPlayInfo[i].ucVoltageDropIndex);
2159				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2160					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2161						true;
2162				else
2163					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2164						false;
2165			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2166				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2167					VOLTAGE_VDDC;
2168				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2169					power_info->info.asPowerPlayInfo[i].ucVoltageDropIndex;
2170			}
2171			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2172			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, 0);
2173			state_index++;
2174			break;
2175		case 2:
2176			rdev->pm.power_state[state_index].clock_info[0].mclk =
2177				le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMemoryClock);
2178			rdev->pm.power_state[state_index].clock_info[0].sclk =
2179				le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulEngineClock);
2180			/* skip invalid modes */
2181			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2182			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2183				continue;
2184			rdev->pm.power_state[state_index].pcie_lanes =
2185				power_info->info_2.asPowerPlayInfo[i].ucNumPciELanes;
2186			misc = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo);
2187			misc2 = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo2);
2188			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2189			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2190				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2191					VOLTAGE_GPIO;
2192				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2193					radeon_atombios_lookup_gpio(rdev,
2194							   power_info->info_2.asPowerPlayInfo[i].ucVoltageDropIndex);
2195				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2196					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2197						true;
2198				else
2199					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2200						false;
2201			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2202				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2203					VOLTAGE_VDDC;
2204				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2205					power_info->info_2.asPowerPlayInfo[i].ucVoltageDropIndex;
2206			}
2207			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2208			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, misc2);
2209			state_index++;
2210			break;
2211		case 3:
2212			rdev->pm.power_state[state_index].clock_info[0].mclk =
2213				le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMemoryClock);
2214			rdev->pm.power_state[state_index].clock_info[0].sclk =
2215				le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulEngineClock);
2216			/* skip invalid modes */
2217			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2218			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2219				continue;
2220			rdev->pm.power_state[state_index].pcie_lanes =
2221				power_info->info_3.asPowerPlayInfo[i].ucNumPciELanes;
2222			misc = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo);
2223			misc2 = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo2);
2224			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2225			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2226				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2227					VOLTAGE_GPIO;
2228				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2229					radeon_atombios_lookup_gpio(rdev,
2230							   power_info->info_3.asPowerPlayInfo[i].ucVoltageDropIndex);
2231				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2232					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2233						true;
2234				else
2235					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2236						false;
2237			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2238				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2239					VOLTAGE_VDDC;
2240				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2241					power_info->info_3.asPowerPlayInfo[i].ucVoltageDropIndex;
2242				if (misc2 & ATOM_PM_MISCINFO2_VDDCI_DYNAMIC_VOLTAGE_EN) {
2243					rdev->pm.power_state[state_index].clock_info[0].voltage.vddci_enabled =
2244						true;
2245					rdev->pm.power_state[state_index].clock_info[0].voltage.vddci_id =
2246						power_info->info_3.asPowerPlayInfo[i].ucVDDCI_VoltageDropIndex;
2247				}
2248			}
2249			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2250			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, misc2);
2251			state_index++;
2252			break;
2253		}
2254	}
2255out:
2256	/* free any unused clock_info allocation. */
2257	if (state_index && state_index < num_modes) {
2258		kfree(rdev->pm.power_state[state_index].clock_info);
2259		rdev->pm.power_state[state_index].clock_info = NULL;
2260	}
2261
2262	/* last mode is usually default */
2263	if (state_index && rdev->pm.default_power_state_index == -1) {
2264		rdev->pm.power_state[state_index - 1].type =
2265			POWER_STATE_TYPE_DEFAULT;
2266		rdev->pm.default_power_state_index = state_index - 1;
2267		rdev->pm.power_state[state_index - 1].default_clock_mode =
2268			&rdev->pm.power_state[state_index - 1].clock_info[0];
2269		rdev->pm.power_state[state_index - 1].flags &=
2270			~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2271		rdev->pm.power_state[state_index - 1].misc = 0;
2272		rdev->pm.power_state[state_index - 1].misc2 = 0;
2273	}
2274	return state_index;
2275}
2276
2277static void radeon_atombios_add_pplib_thermal_controller(struct radeon_device *rdev,
2278							 ATOM_PPLIB_THERMALCONTROLLER *controller)
2279{
2280	struct radeon_i2c_bus_rec i2c_bus;
2281
2282	/* add the i2c bus for thermal/fan chip */
2283	if (controller->ucType > 0) {
2284		if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
2285			rdev->pm.no_fan = true;
2286		rdev->pm.fan_pulses_per_revolution =
2287			controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
2288		if (rdev->pm.fan_pulses_per_revolution) {
2289			rdev->pm.fan_min_rpm = controller->ucFanMinRPM;
2290			rdev->pm.fan_max_rpm = controller->ucFanMaxRPM;
2291		}
2292		if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
2293			DRM_INFO("Internal thermal controller %s fan control\n",
2294				 (controller->ucFanParameters &
2295				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2296			rdev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
2297		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
2298			DRM_INFO("Internal thermal controller %s fan control\n",
2299				 (controller->ucFanParameters &
2300				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2301			rdev->pm.int_thermal_type = THERMAL_TYPE_RV770;
2302		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
2303			DRM_INFO("Internal thermal controller %s fan control\n",
2304				 (controller->ucFanParameters &
2305				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2306			rdev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN;
2307		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
2308			DRM_INFO("Internal thermal controller %s fan control\n",
2309				 (controller->ucFanParameters &
2310				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2311			rdev->pm.int_thermal_type = THERMAL_TYPE_SUMO;
2312		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
2313			DRM_INFO("Internal thermal controller %s fan control\n",
2314				 (controller->ucFanParameters &
2315				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2316			rdev->pm.int_thermal_type = THERMAL_TYPE_NI;
2317		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
2318			DRM_INFO("Internal thermal controller %s fan control\n",
2319				 (controller->ucFanParameters &
2320				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2321			rdev->pm.int_thermal_type = THERMAL_TYPE_SI;
2322		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
2323			DRM_INFO("Internal thermal controller %s fan control\n",
2324				 (controller->ucFanParameters &
2325				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2326			rdev->pm.int_thermal_type = THERMAL_TYPE_CI;
2327		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
2328			DRM_INFO("Internal thermal controller %s fan control\n",
2329				 (controller->ucFanParameters &
2330				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2331			rdev->pm.int_thermal_type = THERMAL_TYPE_KV;
2332		} else if (controller->ucType ==
2333			   ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
2334			DRM_INFO("External GPIO thermal controller %s fan control\n",
2335				 (controller->ucFanParameters &
2336				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2337			rdev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
2338		} else if (controller->ucType ==
2339			   ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
2340			DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
2341				 (controller->ucFanParameters &
2342				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2343			rdev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
2344		} else if (controller->ucType ==
2345			   ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
2346			DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
2347				 (controller->ucFanParameters &
2348				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2349			rdev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
2350		} else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
2351			DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
2352				 pp_lib_thermal_controller_names[controller->ucType],
2353				 controller->ucI2cAddress >> 1,
2354				 (controller->ucFanParameters &
2355				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2356			rdev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
2357			i2c_bus = radeon_lookup_i2c_gpio(rdev, controller->ucI2cLine);
2358			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2359			if (rdev->pm.i2c_bus) {
2360				struct i2c_board_info info = { };
2361				const char *name = pp_lib_thermal_controller_names[controller->ucType];
2362				info.addr = controller->ucI2cAddress >> 1;
2363				strscpy(info.type, name, sizeof(info.type));
2364				i2c_new_client_device(&rdev->pm.i2c_bus->adapter, &info);
2365			}
2366		} else {
2367			DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
2368				 controller->ucType,
2369				 controller->ucI2cAddress >> 1,
2370				 (controller->ucFanParameters &
2371				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2372		}
2373	}
2374}
2375
2376void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
2377					  u16 *vddc, u16 *vddci, u16 *mvdd)
2378{
2379	struct radeon_mode_info *mode_info = &rdev->mode_info;
2380	int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
2381	u8 frev, crev;
2382	u16 data_offset;
2383	union firmware_info *firmware_info;
2384
2385	*vddc = 0;
2386	*vddci = 0;
2387	*mvdd = 0;
2388
2389	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2390				   &frev, &crev, &data_offset)) {
2391		firmware_info =
2392			(union firmware_info *)(mode_info->atom_context->bios +
2393						data_offset);
2394		*vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage);
2395		if ((frev == 2) && (crev >= 2)) {
2396			*vddci = le16_to_cpu(firmware_info->info_22.usBootUpVDDCIVoltage);
2397			*mvdd = le16_to_cpu(firmware_info->info_22.usBootUpMVDDCVoltage);
2398		}
2399	}
2400}
2401
2402static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rdev,
2403						       int state_index, int mode_index,
2404						       struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info)
2405{
2406	int j;
2407	u32 misc = le32_to_cpu(non_clock_info->ulCapsAndSettings);
2408	u32 misc2 = le16_to_cpu(non_clock_info->usClassification);
2409	u16 vddc, vddci, mvdd;
2410
2411	radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd);
2412
2413	rdev->pm.power_state[state_index].misc = misc;
2414	rdev->pm.power_state[state_index].misc2 = misc2;
2415	rdev->pm.power_state[state_index].pcie_lanes =
2416		((misc & ATOM_PPLIB_PCIE_LINK_WIDTH_MASK) >>
2417		 ATOM_PPLIB_PCIE_LINK_WIDTH_SHIFT) + 1;
2418	switch (misc2 & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
2419	case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
2420		rdev->pm.power_state[state_index].type =
2421			POWER_STATE_TYPE_BATTERY;
2422		break;
2423	case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
2424		rdev->pm.power_state[state_index].type =
2425			POWER_STATE_TYPE_BALANCED;
2426		break;
2427	case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
2428		rdev->pm.power_state[state_index].type =
2429			POWER_STATE_TYPE_PERFORMANCE;
2430		break;
2431	case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
2432		if (misc2 & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
2433			rdev->pm.power_state[state_index].type =
2434				POWER_STATE_TYPE_PERFORMANCE;
2435		break;
2436	}
2437	rdev->pm.power_state[state_index].flags = 0;
2438	if (misc & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
2439		rdev->pm.power_state[state_index].flags |=
2440			RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2441	if (misc2 & ATOM_PPLIB_CLASSIFICATION_BOOT) {
2442		rdev->pm.power_state[state_index].type =
2443			POWER_STATE_TYPE_DEFAULT;
2444		rdev->pm.default_power_state_index = state_index;
2445		rdev->pm.power_state[state_index].default_clock_mode =
2446			&rdev->pm.power_state[state_index].clock_info[mode_index - 1];
2447		if ((rdev->family >= CHIP_BARTS) && !(rdev->flags & RADEON_IS_IGP)) {
2448			/* NI chips post without MC ucode, so default clocks are strobe mode only */
2449			rdev->pm.default_sclk = rdev->pm.power_state[state_index].clock_info[0].sclk;
2450			rdev->pm.default_mclk = rdev->pm.power_state[state_index].clock_info[0].mclk;
2451			rdev->pm.default_vddc = rdev->pm.power_state[state_index].clock_info[0].voltage.voltage;
2452			rdev->pm.default_vddci = rdev->pm.power_state[state_index].clock_info[0].voltage.vddci;
2453		} else {
2454			u16 max_vddci = 0;
2455
2456			if (ASIC_IS_DCE4(rdev))
2457				radeon_atom_get_max_voltage(rdev,
2458							    SET_VOLTAGE_TYPE_ASIC_VDDCI,
2459							    &max_vddci);
2460			/* patch the table values with the default sclk/mclk from firmware info */
2461			for (j = 0; j < mode_index; j++) {
2462				rdev->pm.power_state[state_index].clock_info[j].mclk =
2463					rdev->clock.default_mclk;
2464				rdev->pm.power_state[state_index].clock_info[j].sclk =
2465					rdev->clock.default_sclk;
2466				if (vddc)
2467					rdev->pm.power_state[state_index].clock_info[j].voltage.voltage =
2468						vddc;
2469				if (max_vddci)
2470					rdev->pm.power_state[state_index].clock_info[j].voltage.vddci =
2471						max_vddci;
2472			}
2473		}
2474	}
2475}
2476
2477static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
2478						   int state_index, int mode_index,
2479						   union pplib_clock_info *clock_info)
2480{
2481	u32 sclk, mclk;
2482	u16 vddc;
2483
2484	if (rdev->flags & RADEON_IS_IGP) {
2485		if (rdev->family >= CHIP_PALM) {
2486			sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2487			sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2488			rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2489		} else {
2490			sclk = le16_to_cpu(clock_info->rs780.usLowEngineClockLow);
2491			sclk |= clock_info->rs780.ucLowEngineClockHigh << 16;
2492			rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2493		}
2494	} else if (rdev->family >= CHIP_BONAIRE) {
2495		sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
2496		sclk |= clock_info->ci.ucEngineClockHigh << 16;
2497		mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
2498		mclk |= clock_info->ci.ucMemoryClockHigh << 16;
2499		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2500		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2501		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2502			VOLTAGE_NONE;
2503	} else if (rdev->family >= CHIP_TAHITI) {
2504		sclk = le16_to_cpu(clock_info->si.usEngineClockLow);
2505		sclk |= clock_info->si.ucEngineClockHigh << 16;
2506		mclk = le16_to_cpu(clock_info->si.usMemoryClockLow);
2507		mclk |= clock_info->si.ucMemoryClockHigh << 16;
2508		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2509		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2510		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2511			VOLTAGE_SW;
2512		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2513			le16_to_cpu(clock_info->si.usVDDC);
2514		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2515			le16_to_cpu(clock_info->si.usVDDCI);
2516	} else if (rdev->family >= CHIP_CEDAR) {
2517		sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow);
2518		sclk |= clock_info->evergreen.ucEngineClockHigh << 16;
2519		mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow);
2520		mclk |= clock_info->evergreen.ucMemoryClockHigh << 16;
2521		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2522		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2523		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2524			VOLTAGE_SW;
2525		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2526			le16_to_cpu(clock_info->evergreen.usVDDC);
2527		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2528			le16_to_cpu(clock_info->evergreen.usVDDCI);
2529	} else {
2530		sclk = le16_to_cpu(clock_info->r600.usEngineClockLow);
2531		sclk |= clock_info->r600.ucEngineClockHigh << 16;
2532		mclk = le16_to_cpu(clock_info->r600.usMemoryClockLow);
2533		mclk |= clock_info->r600.ucMemoryClockHigh << 16;
2534		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2535		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2536		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2537			VOLTAGE_SW;
2538		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2539			le16_to_cpu(clock_info->r600.usVDDC);
2540	}
2541
2542	/* patch up vddc if necessary */
2543	switch (rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage) {
2544	case ATOM_VIRTUAL_VOLTAGE_ID0:
2545	case ATOM_VIRTUAL_VOLTAGE_ID1:
2546	case ATOM_VIRTUAL_VOLTAGE_ID2:
2547	case ATOM_VIRTUAL_VOLTAGE_ID3:
2548	case ATOM_VIRTUAL_VOLTAGE_ID4:
2549	case ATOM_VIRTUAL_VOLTAGE_ID5:
2550	case ATOM_VIRTUAL_VOLTAGE_ID6:
2551	case ATOM_VIRTUAL_VOLTAGE_ID7:
2552		if (radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC,
2553					     rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage,
2554					     &vddc) == 0)
2555			rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage = vddc;
2556		break;
2557	default:
2558		break;
2559	}
2560
2561	if (rdev->flags & RADEON_IS_IGP) {
2562		/* skip invalid modes */
2563		if (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0)
2564			return false;
2565	} else {
2566		/* skip invalid modes */
2567		if ((rdev->pm.power_state[state_index].clock_info[mode_index].mclk == 0) ||
2568		    (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0))
2569			return false;
2570	}
2571	return true;
2572}
2573
2574static int radeon_atombios_parse_power_table_4_5(struct radeon_device *rdev)
2575{
2576	struct radeon_mode_info *mode_info = &rdev->mode_info;
2577	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2578	union pplib_power_state *power_state;
2579	int i, j;
2580	int state_index = 0, mode_index = 0;
2581	union pplib_clock_info *clock_info;
2582	bool valid;
2583	union power_info *power_info;
2584	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2585	u16 data_offset;
2586	u8 frev, crev;
2587
2588	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2589				   &frev, &crev, &data_offset))
2590		return state_index;
2591	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2592
2593	radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
2594	if (power_info->pplib.ucNumStates == 0)
2595		return state_index;
2596	rdev->pm.power_state = kcalloc(power_info->pplib.ucNumStates,
2597				       sizeof(struct radeon_power_state),
2598				       GFP_KERNEL);
2599	if (!rdev->pm.power_state)
2600		return state_index;
2601	/* first mode is usually default, followed by low to high */
2602	for (i = 0; i < power_info->pplib.ucNumStates; i++) {
2603		mode_index = 0;
2604		power_state = (union pplib_power_state *)
2605			(mode_info->atom_context->bios + data_offset +
2606			 le16_to_cpu(power_info->pplib.usStateArrayOffset) +
2607			 i * power_info->pplib.ucStateEntrySize);
2608		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2609			(mode_info->atom_context->bios + data_offset +
2610			 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) +
2611			 (power_state->v1.ucNonClockStateIndex *
2612			  power_info->pplib.ucNonClockSize));
2613		rdev->pm.power_state[i].clock_info =
2614			kcalloc((power_info->pplib.ucStateEntrySize - 1) ?
2615				(power_info->pplib.ucStateEntrySize - 1) : 1,
2616				sizeof(struct radeon_pm_clock_info),
2617				GFP_KERNEL);
2618		if (!rdev->pm.power_state[i].clock_info)
2619			return state_index;
2620		if (power_info->pplib.ucStateEntrySize - 1) {
2621			for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
2622				clock_info = (union pplib_clock_info *)
2623					(mode_info->atom_context->bios + data_offset +
2624					 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
2625					 (power_state->v1.ucClockStateIndices[j] *
2626					  power_info->pplib.ucClockInfoSize));
2627				valid = radeon_atombios_parse_pplib_clock_info(rdev,
2628									       state_index, mode_index,
2629									       clock_info);
2630				if (valid)
2631					mode_index++;
2632			}
2633		} else {
2634			rdev->pm.power_state[state_index].clock_info[0].mclk =
2635				rdev->clock.default_mclk;
2636			rdev->pm.power_state[state_index].clock_info[0].sclk =
2637				rdev->clock.default_sclk;
2638			mode_index++;
2639		}
2640		rdev->pm.power_state[state_index].num_clock_modes = mode_index;
2641		if (mode_index) {
2642			radeon_atombios_parse_pplib_non_clock_info(rdev, state_index, mode_index,
2643								   non_clock_info);
2644			state_index++;
2645		}
2646	}
2647	/* if multiple clock modes, mark the lowest as no display */
2648	for (i = 0; i < state_index; i++) {
2649		if (rdev->pm.power_state[i].num_clock_modes > 1)
2650			rdev->pm.power_state[i].clock_info[0].flags |=
2651				RADEON_PM_MODE_NO_DISPLAY;
2652	}
2653	/* first mode is usually default */
2654	if (rdev->pm.default_power_state_index == -1) {
2655		rdev->pm.power_state[0].type =
2656			POWER_STATE_TYPE_DEFAULT;
2657		rdev->pm.default_power_state_index = 0;
2658		rdev->pm.power_state[0].default_clock_mode =
2659			&rdev->pm.power_state[0].clock_info[0];
2660	}
2661	return state_index;
2662}
2663
2664static int radeon_atombios_parse_power_table_6(struct radeon_device *rdev)
2665{
2666	struct radeon_mode_info *mode_info = &rdev->mode_info;
2667	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2668	union pplib_power_state *power_state;
2669	int i, j, non_clock_array_index, clock_array_index;
2670	int state_index = 0, mode_index = 0;
2671	union pplib_clock_info *clock_info;
2672	struct _StateArray *state_array;
2673	struct _ClockInfoArray *clock_info_array;
2674	struct _NonClockInfoArray *non_clock_info_array;
2675	bool valid;
2676	union power_info *power_info;
2677	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2678	u16 data_offset;
2679	u8 frev, crev;
2680	u8 *power_state_offset;
2681
2682	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2683				   &frev, &crev, &data_offset))
2684		return state_index;
2685	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2686
2687	radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
2688	state_array = (struct _StateArray *)
2689		(mode_info->atom_context->bios + data_offset +
2690		 le16_to_cpu(power_info->pplib.usStateArrayOffset));
2691	clock_info_array = (struct _ClockInfoArray *)
2692		(mode_info->atom_context->bios + data_offset +
2693		 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
2694	non_clock_info_array = (struct _NonClockInfoArray *)
2695		(mode_info->atom_context->bios + data_offset +
2696		 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
2697	if (state_array->ucNumEntries == 0)
2698		return state_index;
2699	rdev->pm.power_state = kcalloc(state_array->ucNumEntries,
2700				       sizeof(struct radeon_power_state),
2701				       GFP_KERNEL);
2702	if (!rdev->pm.power_state)
2703		return state_index;
2704	power_state_offset = (u8 *)state_array->states;
2705	for (i = 0; i < state_array->ucNumEntries; i++) {
2706		mode_index = 0;
2707		power_state = (union pplib_power_state *)power_state_offset;
2708		non_clock_array_index = power_state->v2.nonClockInfoIndex;
2709		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2710			&non_clock_info_array->nonClockInfo[non_clock_array_index];
2711		rdev->pm.power_state[i].clock_info =
2712			kcalloc(power_state->v2.ucNumDPMLevels ?
2713				power_state->v2.ucNumDPMLevels : 1,
2714				sizeof(struct radeon_pm_clock_info),
2715				GFP_KERNEL);
2716		if (!rdev->pm.power_state[i].clock_info)
2717			return state_index;
2718		if (power_state->v2.ucNumDPMLevels) {
2719			for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
2720				clock_array_index = power_state->v2.clockInfoIndex[j];
2721				clock_info = (union pplib_clock_info *)
2722					&clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
2723				valid = radeon_atombios_parse_pplib_clock_info(rdev,
2724									       state_index, mode_index,
2725									       clock_info);
2726				if (valid)
2727					mode_index++;
2728			}
2729		} else {
2730			rdev->pm.power_state[state_index].clock_info[0].mclk =
2731				rdev->clock.default_mclk;
2732			rdev->pm.power_state[state_index].clock_info[0].sclk =
2733				rdev->clock.default_sclk;
2734			mode_index++;
2735		}
2736		rdev->pm.power_state[state_index].num_clock_modes = mode_index;
2737		if (mode_index) {
2738			radeon_atombios_parse_pplib_non_clock_info(rdev, state_index, mode_index,
2739								   non_clock_info);
2740			state_index++;
2741		}
2742		power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
2743	}
2744	/* if multiple clock modes, mark the lowest as no display */
2745	for (i = 0; i < state_index; i++) {
2746		if (rdev->pm.power_state[i].num_clock_modes > 1)
2747			rdev->pm.power_state[i].clock_info[0].flags |=
2748				RADEON_PM_MODE_NO_DISPLAY;
2749	}
2750	/* first mode is usually default */
2751	if (rdev->pm.default_power_state_index == -1) {
2752		rdev->pm.power_state[0].type =
2753			POWER_STATE_TYPE_DEFAULT;
2754		rdev->pm.default_power_state_index = 0;
2755		rdev->pm.power_state[0].default_clock_mode =
2756			&rdev->pm.power_state[0].clock_info[0];
2757	}
2758	return state_index;
2759}
2760
2761void radeon_atombios_get_power_modes(struct radeon_device *rdev)
2762{
2763	struct radeon_mode_info *mode_info = &rdev->mode_info;
2764	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2765	u16 data_offset;
2766	u8 frev, crev;
2767	int state_index = 0;
2768
2769	rdev->pm.default_power_state_index = -1;
2770
2771	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2772				   &frev, &crev, &data_offset)) {
2773		switch (frev) {
2774		case 1:
2775		case 2:
2776		case 3:
2777			state_index = radeon_atombios_parse_power_table_1_3(rdev);
2778			break;
2779		case 4:
2780		case 5:
2781			state_index = radeon_atombios_parse_power_table_4_5(rdev);
2782			break;
2783		case 6:
2784			state_index = radeon_atombios_parse_power_table_6(rdev);
2785			break;
2786		default:
2787			break;
2788		}
2789	}
2790
2791	if (state_index == 0) {
2792		rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state), GFP_KERNEL);
2793		if (rdev->pm.power_state) {
2794			rdev->pm.power_state[0].clock_info =
2795				kcalloc(1,
2796				        sizeof(struct radeon_pm_clock_info),
2797				        GFP_KERNEL);
2798			if (rdev->pm.power_state[0].clock_info) {
2799				/* add the default mode */
2800				rdev->pm.power_state[state_index].type =
2801					POWER_STATE_TYPE_DEFAULT;
2802				rdev->pm.power_state[state_index].num_clock_modes = 1;
2803				rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2804				rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2805				rdev->pm.power_state[state_index].default_clock_mode =
2806					&rdev->pm.power_state[state_index].clock_info[0];
2807				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2808				rdev->pm.power_state[state_index].pcie_lanes = 16;
2809				rdev->pm.default_power_state_index = state_index;
2810				rdev->pm.power_state[state_index].flags = 0;
2811				state_index++;
2812			}
2813		}
2814	}
2815
2816	rdev->pm.num_power_states = state_index;
2817
2818	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2819	rdev->pm.current_clock_mode_index = 0;
2820	if (rdev->pm.default_power_state_index >= 0)
2821		rdev->pm.current_vddc =
2822			rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
2823	else
2824		rdev->pm.current_vddc = 0;
2825}
2826
2827union get_clock_dividers {
2828	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS v1;
2829	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V2 v2;
2830	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V3 v3;
2831	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V4 v4;
2832	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V5 v5;
2833	struct _COMPUTE_GPU_CLOCK_INPUT_PARAMETERS_V1_6 v6_in;
2834	struct _COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_6 v6_out;
2835};
2836
2837int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
2838				   u8 clock_type,
2839				   u32 clock,
2840				   bool strobe_mode,
2841				   struct atom_clock_dividers *dividers)
2842{
2843	union get_clock_dividers args;
2844	int index = GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL);
2845	u8 frev, crev;
2846
2847	memset(&args, 0, sizeof(args));
2848	memset(dividers, 0, sizeof(struct atom_clock_dividers));
2849
2850	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2851		return -EINVAL;
2852
2853	switch (crev) {
2854	case 1:
2855		/* r4xx, r5xx */
2856		args.v1.ucAction = clock_type;
2857		args.v1.ulClock = cpu_to_le32(clock);	/* 10 khz */
2858
2859		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2860
2861		dividers->post_div = args.v1.ucPostDiv;
2862		dividers->fb_div = args.v1.ucFbDiv;
2863		dividers->enable_post_div = true;
2864		break;
2865	case 2:
2866	case 3:
2867	case 5:
2868		/* r6xx, r7xx, evergreen, ni, si */
2869		if (rdev->family <= CHIP_RV770) {
2870			args.v2.ucAction = clock_type;
2871			args.v2.ulClock = cpu_to_le32(clock);	/* 10 khz */
2872
2873			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2874
2875			dividers->post_div = args.v2.ucPostDiv;
2876			dividers->fb_div = le16_to_cpu(args.v2.usFbDiv);
2877			dividers->ref_div = args.v2.ucAction;
2878			if (rdev->family == CHIP_RV770) {
2879				dividers->enable_post_div = (le32_to_cpu(args.v2.ulClock) & (1 << 24)) ?
2880					true : false;
2881				dividers->vco_mode = (le32_to_cpu(args.v2.ulClock) & (1 << 25)) ? 1 : 0;
2882			} else
2883				dividers->enable_post_div = (dividers->fb_div & 1) ? true : false;
2884		} else {
2885			if (clock_type == COMPUTE_ENGINE_PLL_PARAM) {
2886				args.v3.ulClockParams = cpu_to_le32((clock_type << 24) | clock);
2887
2888				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2889
2890				dividers->post_div = args.v3.ucPostDiv;
2891				dividers->enable_post_div = (args.v3.ucCntlFlag &
2892							     ATOM_PLL_CNTL_FLAG_PLL_POST_DIV_EN) ? true : false;
2893				dividers->enable_dithen = (args.v3.ucCntlFlag &
2894							   ATOM_PLL_CNTL_FLAG_FRACTION_DISABLE) ? false : true;
2895				dividers->whole_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDiv);
2896				dividers->frac_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDivFrac);
2897				dividers->ref_div = args.v3.ucRefDiv;
2898				dividers->vco_mode = (args.v3.ucCntlFlag &
2899						      ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0;
2900			} else {
2901				/* for SI we use ComputeMemoryClockParam for memory plls */
2902				if (rdev->family >= CHIP_TAHITI)
2903					return -EINVAL;
2904				args.v5.ulClockParams = cpu_to_le32((clock_type << 24) | clock);
2905				if (strobe_mode)
2906					args.v5.ucInputFlag = ATOM_PLL_INPUT_FLAG_PLL_STROBE_MODE_EN;
2907
2908				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2909
2910				dividers->post_div = args.v5.ucPostDiv;
2911				dividers->enable_post_div = (args.v5.ucCntlFlag &
2912							     ATOM_PLL_CNTL_FLAG_PLL_POST_DIV_EN) ? true : false;
2913				dividers->enable_dithen = (args.v5.ucCntlFlag &
2914							   ATOM_PLL_CNTL_FLAG_FRACTION_DISABLE) ? false : true;
2915				dividers->whole_fb_div = le16_to_cpu(args.v5.ulFbDiv.usFbDiv);
2916				dividers->frac_fb_div = le16_to_cpu(args.v5.ulFbDiv.usFbDivFrac);
2917				dividers->ref_div = args.v5.ucRefDiv;
2918				dividers->vco_mode = (args.v5.ucCntlFlag &
2919						      ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0;
2920			}
2921		}
2922		break;
2923	case 4:
2924		/* fusion */
2925		args.v4.ulClock = cpu_to_le32(clock);	/* 10 khz */
2926
2927		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2928
2929		dividers->post_divider = dividers->post_div = args.v4.ucPostDiv;
2930		dividers->real_clock = le32_to_cpu(args.v4.ulClock);
2931		break;
2932	case 6:
2933		/* CI */
2934		/* COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, COMPUTE_GPUCLK_INPUT_FLAG_SCLK */
2935		args.v6_in.ulClock.ulComputeClockFlag = clock_type;
2936		args.v6_in.ulClock.ulClockFreq = cpu_to_le32(clock);	/* 10 khz */
2937
2938		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2939
2940		dividers->whole_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDiv);
2941		dividers->frac_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDivFrac);
2942		dividers->ref_div = args.v6_out.ucPllRefDiv;
2943		dividers->post_div = args.v6_out.ucPllPostDiv;
2944		dividers->flags = args.v6_out.ucPllCntlFlag;
2945		dividers->real_clock = le32_to_cpu(args.v6_out.ulClock.ulClock);
2946		dividers->post_divider = args.v6_out.ulClock.ucPostDiv;
2947		break;
2948	default:
2949		return -EINVAL;
2950	}
2951	return 0;
2952}
2953
2954int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev,
2955					u32 clock,
2956					bool strobe_mode,
2957					struct atom_mpll_param *mpll_param)
2958{
2959	COMPUTE_MEMORY_CLOCK_PARAM_PARAMETERS_V2_1 args;
2960	int index = GetIndexIntoMasterTable(COMMAND, ComputeMemoryClockParam);
2961	u8 frev, crev;
2962
2963	memset(&args, 0, sizeof(args));
2964	memset(mpll_param, 0, sizeof(struct atom_mpll_param));
2965
2966	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2967		return -EINVAL;
2968
2969	switch (frev) {
2970	case 2:
2971		switch (crev) {
2972		case 1:
2973			/* SI */
2974			args.ulClock = cpu_to_le32(clock);	/* 10 khz */
2975			args.ucInputFlag = 0;
2976			if (strobe_mode)
2977				args.ucInputFlag |= MPLL_INPUT_FLAG_STROBE_MODE_EN;
2978
2979			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
2980
2981			mpll_param->clkfrac = le16_to_cpu(args.ulFbDiv.usFbDivFrac);
2982			mpll_param->clkf = le16_to_cpu(args.ulFbDiv.usFbDiv);
2983			mpll_param->post_div = args.ucPostDiv;
2984			mpll_param->dll_speed = args.ucDllSpeed;
2985			mpll_param->bwcntl = args.ucBWCntl;
2986			mpll_param->vco_mode =
2987				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_VCO_MODE_MASK);
2988			mpll_param->yclk_sel =
2989				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_BYPASS_DQ_PLL) ? 1 : 0;
2990			mpll_param->qdr =
2991				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_QDR_ENABLE) ? 1 : 0;
2992			mpll_param->half_rate =
2993				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_AD_HALF_RATE) ? 1 : 0;
2994			break;
2995		default:
2996			return -EINVAL;
2997		}
2998		break;
2999	default:
3000		return -EINVAL;
3001	}
3002	return 0;
3003}
3004
3005void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable)
3006{
3007	DYNAMIC_CLOCK_GATING_PS_ALLOCATION args;
3008	int index = GetIndexIntoMasterTable(COMMAND, DynamicClockGating);
3009
3010	args.ucEnable = enable;
3011
3012	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3013}
3014
3015uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev)
3016{
3017	GET_ENGINE_CLOCK_PS_ALLOCATION args;
3018	int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock);
3019
3020	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3021	return le32_to_cpu(args.ulReturnEngineClock);
3022}
3023
3024uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
3025{
3026	GET_MEMORY_CLOCK_PS_ALLOCATION args;
3027	int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock);
3028
3029	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3030	return le32_to_cpu(args.ulReturnMemoryClock);
3031}
3032
3033void radeon_atom_set_engine_clock(struct radeon_device *rdev,
3034				  uint32_t eng_clock)
3035{
3036	SET_ENGINE_CLOCK_PS_ALLOCATION args;
3037	int index = GetIndexIntoMasterTable(COMMAND, SetEngineClock);
3038
3039	args.ulTargetEngineClock = cpu_to_le32(eng_clock);	/* 10 khz */
3040
3041	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3042}
3043
3044void radeon_atom_set_memory_clock(struct radeon_device *rdev,
3045				  uint32_t mem_clock)
3046{
3047	SET_MEMORY_CLOCK_PS_ALLOCATION args;
3048	int index = GetIndexIntoMasterTable(COMMAND, SetMemoryClock);
3049
3050	if (rdev->flags & RADEON_IS_IGP)
3051		return;
3052
3053	args.ulTargetMemoryClock = cpu_to_le32(mem_clock);	/* 10 khz */
3054
3055	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3056}
3057
3058void radeon_atom_set_engine_dram_timings(struct radeon_device *rdev,
3059					 u32 eng_clock, u32 mem_clock)
3060{
3061	SET_ENGINE_CLOCK_PS_ALLOCATION args;
3062	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3063	u32 tmp;
3064
3065	memset(&args, 0, sizeof(args));
3066
3067	tmp = eng_clock & SET_CLOCK_FREQ_MASK;
3068	tmp |= (COMPUTE_ENGINE_PLL_PARAM << 24);
3069
3070	args.ulTargetEngineClock = cpu_to_le32(tmp);
3071	if (mem_clock)
3072		args.sReserved.ulClock = cpu_to_le32(mem_clock & SET_CLOCK_FREQ_MASK);
3073
3074	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3075}
3076
3077void radeon_atom_update_memory_dll(struct radeon_device *rdev,
3078				   u32 mem_clock)
3079{
3080	u32 args;
3081	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3082
3083	args = cpu_to_le32(mem_clock);	/* 10 khz */
3084
3085	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3086}
3087
3088void radeon_atom_set_ac_timing(struct radeon_device *rdev,
3089			       u32 mem_clock)
3090{
3091	SET_MEMORY_CLOCK_PS_ALLOCATION args;
3092	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3093	u32 tmp = mem_clock | (COMPUTE_MEMORY_PLL_PARAM << 24);
3094
3095	args.ulTargetMemoryClock = cpu_to_le32(tmp);	/* 10 khz */
3096
3097	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3098}
3099
3100union set_voltage {
3101	struct _SET_VOLTAGE_PS_ALLOCATION alloc;
3102	struct _SET_VOLTAGE_PARAMETERS v1;
3103	struct _SET_VOLTAGE_PARAMETERS_V2 v2;
3104	struct _SET_VOLTAGE_PARAMETERS_V1_3 v3;
3105};
3106
3107void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type)
3108{
3109	union set_voltage args;
3110	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3111	u8 frev, crev, volt_index = voltage_level;
3112
3113	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3114		return;
3115
3116	/* 0xff01 is a flag rather then an actual voltage */
3117	if (voltage_level == 0xff01)
3118		return;
3119
3120	switch (crev) {
3121	case 1:
3122		args.v1.ucVoltageType = voltage_type;
3123		args.v1.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_ALL_SOURCE;
3124		args.v1.ucVoltageIndex = volt_index;
3125		break;
3126	case 2:
3127		args.v2.ucVoltageType = voltage_type;
3128		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_SET_VOLTAGE;
3129		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3130		break;
3131	case 3:
3132		args.v3.ucVoltageType = voltage_type;
3133		args.v3.ucVoltageMode = ATOM_SET_VOLTAGE;
3134		args.v3.usVoltageLevel = cpu_to_le16(voltage_level);
3135		break;
3136	default:
3137		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3138		return;
3139	}
3140
3141	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3142}
3143
3144int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
3145			     u16 voltage_id, u16 *voltage)
3146{
3147	union set_voltage args;
3148	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3149	u8 frev, crev;
3150
3151	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3152		return -EINVAL;
3153
3154	switch (crev) {
3155	case 1:
3156		return -EINVAL;
3157	case 2:
3158		args.v2.ucVoltageType = SET_VOLTAGE_GET_MAX_VOLTAGE;
3159		args.v2.ucVoltageMode = 0;
3160		args.v2.usVoltageLevel = 0;
3161
3162		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3163
3164		*voltage = le16_to_cpu(args.v2.usVoltageLevel);
3165		break;
3166	case 3:
3167		args.v3.ucVoltageType = voltage_type;
3168		args.v3.ucVoltageMode = ATOM_GET_VOLTAGE_LEVEL;
3169		args.v3.usVoltageLevel = cpu_to_le16(voltage_id);
3170
3171		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3172
3173		*voltage = le16_to_cpu(args.v3.usVoltageLevel);
3174		break;
3175	default:
3176		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3177		return -EINVAL;
3178	}
3179
3180	return 0;
3181}
3182
3183int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
3184						      u16 *voltage,
3185						      u16 leakage_idx)
3186{
3187	return radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC, leakage_idx, voltage);
3188}
3189
3190int radeon_atom_get_leakage_id_from_vbios(struct radeon_device *rdev,
3191					  u16 *leakage_id)
3192{
3193	union set_voltage args;
3194	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3195	u8 frev, crev;
3196
3197	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3198		return -EINVAL;
3199
3200	switch (crev) {
3201	case 3:
3202	case 4:
3203		args.v3.ucVoltageType = 0;
3204		args.v3.ucVoltageMode = ATOM_GET_LEAKAGE_ID;
3205		args.v3.usVoltageLevel = 0;
3206
3207		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3208
3209		*leakage_id = le16_to_cpu(args.v3.usVoltageLevel);
3210		break;
3211	default:
3212		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3213		return -EINVAL;
3214	}
3215
3216	return 0;
3217}
3218
3219int radeon_atom_get_leakage_vddc_based_on_leakage_params(struct radeon_device *rdev,
3220							 u16 *vddc, u16 *vddci,
3221							 u16 virtual_voltage_id,
3222							 u16 vbios_voltage_id)
3223{
3224	int index = GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo);
3225	u8 frev, crev;
3226	u16 data_offset, size;
3227	int i, j;
3228	ATOM_ASIC_PROFILING_INFO_V2_1 *profile;
3229	u16 *leakage_bin, *vddc_id_buf, *vddc_buf, *vddci_id_buf, *vddci_buf;
3230
3231	*vddc = 0;
3232	*vddci = 0;
3233
3234	if (!atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3235				    &frev, &crev, &data_offset))
3236		return -EINVAL;
3237
3238	profile = (ATOM_ASIC_PROFILING_INFO_V2_1 *)
3239		(rdev->mode_info.atom_context->bios + data_offset);
3240
3241	switch (frev) {
3242	case 1:
3243		return -EINVAL;
3244	case 2:
3245		switch (crev) {
3246		case 1:
3247			if (size < sizeof(ATOM_ASIC_PROFILING_INFO_V2_1))
3248				return -EINVAL;
3249			leakage_bin = (u16 *)
3250				(rdev->mode_info.atom_context->bios + data_offset +
3251				 le16_to_cpu(profile->usLeakageBinArrayOffset));
3252			vddc_id_buf = (u16 *)
3253				(rdev->mode_info.atom_context->bios + data_offset +
3254				 le16_to_cpu(profile->usElbVDDC_IdArrayOffset));
3255			vddc_buf = (u16 *)
3256				(rdev->mode_info.atom_context->bios + data_offset +
3257				 le16_to_cpu(profile->usElbVDDC_LevelArrayOffset));
3258			vddci_id_buf = (u16 *)
3259				(rdev->mode_info.atom_context->bios + data_offset +
3260				 le16_to_cpu(profile->usElbVDDCI_IdArrayOffset));
3261			vddci_buf = (u16 *)
3262				(rdev->mode_info.atom_context->bios + data_offset +
3263				 le16_to_cpu(profile->usElbVDDCI_LevelArrayOffset));
3264
3265			if (profile->ucElbVDDC_Num > 0) {
3266				for (i = 0; i < profile->ucElbVDDC_Num; i++) {
3267					if (vddc_id_buf[i] == virtual_voltage_id) {
3268						for (j = 0; j < profile->ucLeakageBinNum; j++) {
3269							if (vbios_voltage_id <= leakage_bin[j]) {
3270								*vddc = vddc_buf[j * profile->ucElbVDDC_Num + i];
3271								break;
3272							}
3273						}
3274						break;
3275					}
3276				}
3277			}
3278			if (profile->ucElbVDDCI_Num > 0) {
3279				for (i = 0; i < profile->ucElbVDDCI_Num; i++) {
3280					if (vddci_id_buf[i] == virtual_voltage_id) {
3281						for (j = 0; j < profile->ucLeakageBinNum; j++) {
3282							if (vbios_voltage_id <= leakage_bin[j]) {
3283								*vddci = vddci_buf[j * profile->ucElbVDDCI_Num + i];
3284								break;
3285							}
3286						}
3287						break;
3288					}
3289				}
3290			}
3291			break;
3292		default:
3293			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3294			return -EINVAL;
3295		}
3296		break;
3297	default:
3298		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3299		return -EINVAL;
3300	}
3301
3302	return 0;
3303}
3304
3305union get_voltage_info {
3306	struct  _GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_2 in;
3307	struct  _GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_2 evv_out;
3308};
3309
3310int radeon_atom_get_voltage_evv(struct radeon_device *rdev,
3311				u16 virtual_voltage_id,
3312				u16 *voltage)
3313{
3314	int index = GetIndexIntoMasterTable(COMMAND, GetVoltageInfo);
3315	u32 entry_id;
3316	u32 count = rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count;
3317	union get_voltage_info args;
3318
3319	for (entry_id = 0; entry_id < count; entry_id++) {
3320		if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].v ==
3321		    virtual_voltage_id)
3322			break;
3323	}
3324
3325	if (entry_id >= count)
3326		return -EINVAL;
3327
3328	args.in.ucVoltageType = VOLTAGE_TYPE_VDDC;
3329	args.in.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
3330	args.in.usVoltageLevel = cpu_to_le16(virtual_voltage_id);
3331	args.in.ulSCLKFreq =
3332		cpu_to_le32(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].clk);
3333
3334	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3335
3336	*voltage = le16_to_cpu(args.evv_out.usVoltageLevel);
3337
3338	return 0;
3339}
3340
3341int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
3342					  u16 voltage_level, u8 voltage_type,
3343					  u32 *gpio_value, u32 *gpio_mask)
3344{
3345	union set_voltage args;
3346	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3347	u8 frev, crev;
3348
3349	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3350		return -EINVAL;
3351
3352	switch (crev) {
3353	case 1:
3354		return -EINVAL;
3355	case 2:
3356		args.v2.ucVoltageType = voltage_type;
3357		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_GET_GPIOMASK;
3358		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3359
3360		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3361
3362		*gpio_mask = le32_to_cpu(*(u32 *)&args.v2);
3363
3364		args.v2.ucVoltageType = voltage_type;
3365		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_GET_GPIOVAL;
3366		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3367
3368		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args, sizeof(args));
3369
3370		*gpio_value = le32_to_cpu(*(u32 *)&args.v2);
3371		break;
3372	default:
3373		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3374		return -EINVAL;
3375	}
3376
3377	return 0;
3378}
3379
3380union voltage_object_info {
3381	struct _ATOM_VOLTAGE_OBJECT_INFO v1;
3382	struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2;
3383	struct _ATOM_VOLTAGE_OBJECT_INFO_V3_1 v3;
3384};
3385
3386union voltage_object {
3387	struct _ATOM_VOLTAGE_OBJECT v1;
3388	struct _ATOM_VOLTAGE_OBJECT_V2 v2;
3389	union _ATOM_VOLTAGE_OBJECT_V3 v3;
3390};
3391
3392static ATOM_VOLTAGE_OBJECT *atom_lookup_voltage_object_v1(ATOM_VOLTAGE_OBJECT_INFO *v1,
3393							  u8 voltage_type)
3394{
3395	u32 size = le16_to_cpu(v1->sHeader.usStructureSize);
3396	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO, asVoltageObj[0]);
3397	u8 *start = (u8 *)v1;
3398
3399	while (offset < size) {
3400		ATOM_VOLTAGE_OBJECT *vo = (ATOM_VOLTAGE_OBJECT *)(start + offset);
3401		if (vo->ucVoltageType == voltage_type)
3402			return vo;
3403		offset += offsetof(ATOM_VOLTAGE_OBJECT, asFormula.ucVIDAdjustEntries) +
3404			vo->asFormula.ucNumOfVoltageEntries;
3405	}
3406	return NULL;
3407}
3408
3409static ATOM_VOLTAGE_OBJECT_V2 *atom_lookup_voltage_object_v2(ATOM_VOLTAGE_OBJECT_INFO_V2 *v2,
3410							     u8 voltage_type)
3411{
3412	u32 size = le16_to_cpu(v2->sHeader.usStructureSize);
3413	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V2, asVoltageObj[0]);
3414	u8 *start = (u8 *)v2;
3415
3416	while (offset < size) {
3417		ATOM_VOLTAGE_OBJECT_V2 *vo = (ATOM_VOLTAGE_OBJECT_V2 *)(start + offset);
3418		if (vo->ucVoltageType == voltage_type)
3419			return vo;
3420		offset += offsetof(ATOM_VOLTAGE_OBJECT_V2, asFormula.asVIDAdjustEntries) +
3421			(vo->asFormula.ucNumOfVoltageEntries * sizeof(VOLTAGE_LUT_ENTRY));
3422	}
3423	return NULL;
3424}
3425
3426static ATOM_VOLTAGE_OBJECT_V3 *atom_lookup_voltage_object_v3(ATOM_VOLTAGE_OBJECT_INFO_V3_1 *v3,
3427							     u8 voltage_type, u8 voltage_mode)
3428{
3429	u32 size = le16_to_cpu(v3->sHeader.usStructureSize);
3430	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V3_1, asVoltageObj[0]);
3431	u8 *start = (u8 *)v3;
3432
3433	while (offset < size) {
3434		ATOM_VOLTAGE_OBJECT_V3 *vo = (ATOM_VOLTAGE_OBJECT_V3 *)(start + offset);
3435		if ((vo->asGpioVoltageObj.sHeader.ucVoltageType == voltage_type) &&
3436		    (vo->asGpioVoltageObj.sHeader.ucVoltageMode == voltage_mode))
3437			return vo;
3438		offset += le16_to_cpu(vo->asGpioVoltageObj.sHeader.usSize);
3439	}
3440	return NULL;
3441}
3442
3443bool
3444radeon_atom_is_voltage_gpio(struct radeon_device *rdev,
3445			    u8 voltage_type, u8 voltage_mode)
3446{
3447	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3448	u8 frev, crev;
3449	u16 data_offset, size;
3450	union voltage_object_info *voltage_info;
3451	union voltage_object *voltage_object = NULL;
3452
3453	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3454				   &frev, &crev, &data_offset)) {
3455		voltage_info = (union voltage_object_info *)
3456			(rdev->mode_info.atom_context->bios + data_offset);
3457
3458		switch (frev) {
3459		case 1:
3460		case 2:
3461			switch (crev) {
3462			case 1:
3463				voltage_object = (union voltage_object *)
3464					atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3465				if (voltage_object &&
3466				    (voltage_object->v1.asControl.ucVoltageControlId == VOLTAGE_CONTROLLED_BY_GPIO))
3467					return true;
3468				break;
3469			case 2:
3470				voltage_object = (union voltage_object *)
3471					atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3472				if (voltage_object &&
3473				    (voltage_object->v2.asControl.ucVoltageControlId == VOLTAGE_CONTROLLED_BY_GPIO))
3474					return true;
3475				break;
3476			default:
3477				DRM_ERROR("unknown voltage object table\n");
3478				return false;
3479			}
3480			break;
3481		case 3:
3482			switch (crev) {
3483			case 1:
3484				if (atom_lookup_voltage_object_v3(&voltage_info->v3,
3485								  voltage_type, voltage_mode))
3486					return true;
3487				break;
3488			default:
3489				DRM_ERROR("unknown voltage object table\n");
3490				return false;
3491			}
3492			break;
3493		default:
3494			DRM_ERROR("unknown voltage object table\n");
3495			return false;
3496		}
3497
3498	}
3499	return false;
3500}
3501
3502int radeon_atom_get_svi2_info(struct radeon_device *rdev,
3503			      u8 voltage_type,
3504			      u8 *svd_gpio_id, u8 *svc_gpio_id)
3505{
3506	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3507	u8 frev, crev;
3508	u16 data_offset, size;
3509	union voltage_object_info *voltage_info;
3510	union voltage_object *voltage_object = NULL;
3511
3512	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3513				   &frev, &crev, &data_offset)) {
3514		voltage_info = (union voltage_object_info *)
3515			(rdev->mode_info.atom_context->bios + data_offset);
3516
3517		switch (frev) {
3518		case 3:
3519			switch (crev) {
3520			case 1:
3521				voltage_object = (union voltage_object *)
3522					atom_lookup_voltage_object_v3(&voltage_info->v3,
3523								      voltage_type,
3524								      VOLTAGE_OBJ_SVID2);
3525				if (voltage_object) {
3526					*svd_gpio_id = voltage_object->v3.asSVID2Obj.ucSVDGpioId;
3527					*svc_gpio_id = voltage_object->v3.asSVID2Obj.ucSVCGpioId;
3528				} else {
3529					return -EINVAL;
3530				}
3531				break;
3532			default:
3533				DRM_ERROR("unknown voltage object table\n");
3534				return -EINVAL;
3535			}
3536			break;
3537		default:
3538			DRM_ERROR("unknown voltage object table\n");
3539			return -EINVAL;
3540		}
3541
3542	}
3543	return 0;
3544}
3545
3546int radeon_atom_get_max_voltage(struct radeon_device *rdev,
3547				u8 voltage_type, u16 *max_voltage)
3548{
3549	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3550	u8 frev, crev;
3551	u16 data_offset, size;
3552	union voltage_object_info *voltage_info;
3553	union voltage_object *voltage_object = NULL;
3554
3555	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3556				   &frev, &crev, &data_offset)) {
3557		voltage_info = (union voltage_object_info *)
3558			(rdev->mode_info.atom_context->bios + data_offset);
3559
3560		switch (crev) {
3561		case 1:
3562			voltage_object = (union voltage_object *)
3563				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3564			if (voltage_object) {
3565				ATOM_VOLTAGE_FORMULA *formula =
3566					&voltage_object->v1.asFormula;
3567				if (formula->ucFlag & 1)
3568					*max_voltage =
3569						le16_to_cpu(formula->usVoltageBaseLevel) +
3570						formula->ucNumOfVoltageEntries / 2 *
3571						le16_to_cpu(formula->usVoltageStep);
3572				else
3573					*max_voltage =
3574						le16_to_cpu(formula->usVoltageBaseLevel) +
3575						(formula->ucNumOfVoltageEntries - 1) *
3576						le16_to_cpu(formula->usVoltageStep);
3577				return 0;
3578			}
3579			break;
3580		case 2:
3581			voltage_object = (union voltage_object *)
3582				atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3583			if (voltage_object) {
3584				ATOM_VOLTAGE_FORMULA_V2 *formula =
3585					&voltage_object->v2.asFormula;
3586				if (formula->ucNumOfVoltageEntries) {
3587					VOLTAGE_LUT_ENTRY *lut = (VOLTAGE_LUT_ENTRY *)
3588						((u8 *)&formula->asVIDAdjustEntries[0] +
3589						 (sizeof(VOLTAGE_LUT_ENTRY) * (formula->ucNumOfVoltageEntries - 1)));
3590					*max_voltage =
3591						le16_to_cpu(lut->usVoltageValue);
3592					return 0;
3593				}
3594			}
3595			break;
3596		default:
3597			DRM_ERROR("unknown voltage object table\n");
3598			return -EINVAL;
3599		}
3600
3601	}
3602	return -EINVAL;
3603}
3604
3605int radeon_atom_get_min_voltage(struct radeon_device *rdev,
3606				u8 voltage_type, u16 *min_voltage)
3607{
3608	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3609	u8 frev, crev;
3610	u16 data_offset, size;
3611	union voltage_object_info *voltage_info;
3612	union voltage_object *voltage_object = NULL;
3613
3614	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3615				   &frev, &crev, &data_offset)) {
3616		voltage_info = (union voltage_object_info *)
3617			(rdev->mode_info.atom_context->bios + data_offset);
3618
3619		switch (crev) {
3620		case 1:
3621			voltage_object = (union voltage_object *)
3622				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3623			if (voltage_object) {
3624				ATOM_VOLTAGE_FORMULA *formula =
3625					&voltage_object->v1.asFormula;
3626				*min_voltage =
3627					le16_to_cpu(formula->usVoltageBaseLevel);
3628				return 0;
3629			}
3630			break;
3631		case 2:
3632			voltage_object = (union voltage_object *)
3633				atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3634			if (voltage_object) {
3635				ATOM_VOLTAGE_FORMULA_V2 *formula =
3636					&voltage_object->v2.asFormula;
3637				if (formula->ucNumOfVoltageEntries) {
3638					*min_voltage =
3639						le16_to_cpu(formula->asVIDAdjustEntries[
3640								    0
3641								    ].usVoltageValue);
3642					return 0;
3643				}
3644			}
3645			break;
3646		default:
3647			DRM_ERROR("unknown voltage object table\n");
3648			return -EINVAL;
3649		}
3650
3651	}
3652	return -EINVAL;
3653}
3654
3655int radeon_atom_get_voltage_step(struct radeon_device *rdev,
3656				 u8 voltage_type, u16 *voltage_step)
3657{
3658	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3659	u8 frev, crev;
3660	u16 data_offset, size;
3661	union voltage_object_info *voltage_info;
3662	union voltage_object *voltage_object = NULL;
3663
3664	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3665				   &frev, &crev, &data_offset)) {
3666		voltage_info = (union voltage_object_info *)
3667			(rdev->mode_info.atom_context->bios + data_offset);
3668
3669		switch (crev) {
3670		case 1:
3671			voltage_object = (union voltage_object *)
3672				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3673			if (voltage_object) {
3674				ATOM_VOLTAGE_FORMULA *formula =
3675					&voltage_object->v1.asFormula;
3676				if (formula->ucFlag & 1)
3677					*voltage_step =
3678						(le16_to_cpu(formula->usVoltageStep) + 1) / 2;
3679				else
3680					*voltage_step =
3681						le16_to_cpu(formula->usVoltageStep);
3682				return 0;
3683			}
3684			break;
3685		case 2:
3686			return -EINVAL;
3687		default:
3688			DRM_ERROR("unknown voltage object table\n");
3689			return -EINVAL;
3690		}
3691
3692	}
3693	return -EINVAL;
3694}
3695
3696int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
3697				      u8 voltage_type,
3698				      u16 nominal_voltage,
3699				      u16 *true_voltage)
3700{
3701	u16 min_voltage, max_voltage, voltage_step;
3702
3703	if (radeon_atom_get_max_voltage(rdev, voltage_type, &max_voltage))
3704		return -EINVAL;
3705	if (radeon_atom_get_min_voltage(rdev, voltage_type, &min_voltage))
3706		return -EINVAL;
3707	if (radeon_atom_get_voltage_step(rdev, voltage_type, &voltage_step))
3708		return -EINVAL;
3709
3710	if (nominal_voltage <= min_voltage)
3711		*true_voltage = min_voltage;
3712	else if (nominal_voltage >= max_voltage)
3713		*true_voltage = max_voltage;
3714	else
3715		*true_voltage = min_voltage +
3716			((nominal_voltage - min_voltage) / voltage_step) *
3717			voltage_step;
3718
3719	return 0;
3720}
3721
3722int radeon_atom_get_voltage_table(struct radeon_device *rdev,
3723				  u8 voltage_type, u8 voltage_mode,
3724				  struct atom_voltage_table *voltage_table)
3725{
3726	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3727	u8 frev, crev;
3728	u16 data_offset, size;
3729	int i, ret;
3730	union voltage_object_info *voltage_info;
3731	union voltage_object *voltage_object = NULL;
3732
3733	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3734				   &frev, &crev, &data_offset)) {
3735		voltage_info = (union voltage_object_info *)
3736			(rdev->mode_info.atom_context->bios + data_offset);
3737
3738		switch (frev) {
3739		case 1:
3740		case 2:
3741			switch (crev) {
3742			case 1:
3743				DRM_ERROR("old table version %d, %d\n", frev, crev);
3744				return -EINVAL;
3745			case 2:
3746				voltage_object = (union voltage_object *)
3747					atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3748				if (voltage_object) {
3749					ATOM_VOLTAGE_FORMULA_V2 *formula =
3750						&voltage_object->v2.asFormula;
3751					VOLTAGE_LUT_ENTRY *lut;
3752					if (formula->ucNumOfVoltageEntries > MAX_VOLTAGE_ENTRIES)
3753						return -EINVAL;
3754					lut = &formula->asVIDAdjustEntries[0];
3755					for (i = 0; i < formula->ucNumOfVoltageEntries; i++) {
3756						voltage_table->entries[i].value =
3757							le16_to_cpu(lut->usVoltageValue);
3758						ret = radeon_atom_get_voltage_gpio_settings(rdev,
3759											    voltage_table->entries[i].value,
3760											    voltage_type,
3761											    &voltage_table->entries[i].smio_low,
3762											    &voltage_table->mask_low);
3763						if (ret)
3764							return ret;
3765						lut = (VOLTAGE_LUT_ENTRY *)
3766							((u8 *)lut + sizeof(VOLTAGE_LUT_ENTRY));
3767					}
3768					voltage_table->count = formula->ucNumOfVoltageEntries;
3769					return 0;
3770				}
3771				break;
3772			default:
3773				DRM_ERROR("unknown voltage object table\n");
3774				return -EINVAL;
3775			}
3776			break;
3777		case 3:
3778			switch (crev) {
3779			case 1:
3780				voltage_object = (union voltage_object *)
3781					atom_lookup_voltage_object_v3(&voltage_info->v3,
3782								      voltage_type, voltage_mode);
3783				if (voltage_object) {
3784					ATOM_GPIO_VOLTAGE_OBJECT_V3 *gpio =
3785						&voltage_object->v3.asGpioVoltageObj;
3786					VOLTAGE_LUT_ENTRY_V2 *lut;
3787					if (gpio->ucGpioEntryNum > MAX_VOLTAGE_ENTRIES)
3788						return -EINVAL;
3789					lut = &gpio->asVolGpioLut[0];
3790					for (i = 0; i < gpio->ucGpioEntryNum; i++) {
3791						voltage_table->entries[i].value =
3792							le16_to_cpu(lut->usVoltageValue);
3793						voltage_table->entries[i].smio_low =
3794							le32_to_cpu(lut->ulVoltageId);
3795						lut = (VOLTAGE_LUT_ENTRY_V2 *)
3796							((u8 *)lut + sizeof(VOLTAGE_LUT_ENTRY_V2));
3797					}
3798					voltage_table->mask_low = le32_to_cpu(gpio->ulGpioMaskVal);
3799					voltage_table->count = gpio->ucGpioEntryNum;
3800					voltage_table->phase_delay = gpio->ucPhaseDelay;
3801					return 0;
3802				}
3803				break;
3804			default:
3805				DRM_ERROR("unknown voltage object table\n");
3806				return -EINVAL;
3807			}
3808			break;
3809		default:
3810			DRM_ERROR("unknown voltage object table\n");
3811			return -EINVAL;
3812		}
3813	}
3814	return -EINVAL;
3815}
3816
3817union vram_info {
3818	struct _ATOM_VRAM_INFO_V3 v1_3;
3819	struct _ATOM_VRAM_INFO_V4 v1_4;
3820	struct _ATOM_VRAM_INFO_HEADER_V2_1 v2_1;
3821};
3822
3823int radeon_atom_get_memory_info(struct radeon_device *rdev,
3824				u8 module_index, struct atom_memory_info *mem_info)
3825{
3826	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3827	u8 frev, crev, i;
3828	u16 data_offset, size;
3829	union vram_info *vram_info;
3830
3831	memset(mem_info, 0, sizeof(struct atom_memory_info));
3832
3833	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3834				   &frev, &crev, &data_offset)) {
3835		vram_info = (union vram_info *)
3836			(rdev->mode_info.atom_context->bios + data_offset);
3837		switch (frev) {
3838		case 1:
3839			switch (crev) {
3840			case 3:
3841				/* r6xx */
3842				if (module_index < vram_info->v1_3.ucNumOfVRAMModule) {
3843					ATOM_VRAM_MODULE_V3 *vram_module =
3844						(ATOM_VRAM_MODULE_V3 *)vram_info->v1_3.aVramInfo;
3845
3846					for (i = 0; i < module_index; i++) {
3847						if (le16_to_cpu(vram_module->usSize) == 0)
3848							return -EINVAL;
3849						vram_module = (ATOM_VRAM_MODULE_V3 *)
3850							((u8 *)vram_module + le16_to_cpu(vram_module->usSize));
3851					}
3852					mem_info->mem_vendor = vram_module->asMemory.ucMemoryVenderID & 0xf;
3853					mem_info->mem_type = vram_module->asMemory.ucMemoryType & 0xf0;
3854				} else
3855					return -EINVAL;
3856				break;
3857			case 4:
3858				/* r7xx, evergreen */
3859				if (module_index < vram_info->v1_4.ucNumOfVRAMModule) {
3860					ATOM_VRAM_MODULE_V4 *vram_module =
3861						(ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo;
3862
3863					for (i = 0; i < module_index; i++) {
3864						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3865							return -EINVAL;
3866						vram_module = (ATOM_VRAM_MODULE_V4 *)
3867							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3868					}
3869					mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf;
3870					mem_info->mem_type = vram_module->ucMemoryType & 0xf0;
3871				} else
3872					return -EINVAL;
3873				break;
3874			default:
3875				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3876				return -EINVAL;
3877			}
3878			break;
3879		case 2:
3880			switch (crev) {
3881			case 1:
3882				/* ni */
3883				if (module_index < vram_info->v2_1.ucNumOfVRAMModule) {
3884					ATOM_VRAM_MODULE_V7 *vram_module =
3885						(ATOM_VRAM_MODULE_V7 *)vram_info->v2_1.aVramInfo;
3886
3887					for (i = 0; i < module_index; i++) {
3888						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3889							return -EINVAL;
3890						vram_module = (ATOM_VRAM_MODULE_V7 *)
3891							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3892					}
3893					mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf;
3894					mem_info->mem_type = vram_module->ucMemoryType & 0xf0;
3895				} else
3896					return -EINVAL;
3897				break;
3898			default:
3899				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3900				return -EINVAL;
3901			}
3902			break;
3903		default:
3904			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3905			return -EINVAL;
3906		}
3907		return 0;
3908	}
3909	return -EINVAL;
3910}
3911
3912int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
3913				     bool gddr5, u8 module_index,
3914				     struct atom_memory_clock_range_table *mclk_range_table)
3915{
3916	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3917	u8 frev, crev, i;
3918	u16 data_offset, size;
3919	union vram_info *vram_info;
3920	u32 mem_timing_size = gddr5 ?
3921		sizeof(ATOM_MEMORY_TIMING_FORMAT_V2) : sizeof(ATOM_MEMORY_TIMING_FORMAT);
3922
3923	memset(mclk_range_table, 0, sizeof(struct atom_memory_clock_range_table));
3924
3925	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3926				   &frev, &crev, &data_offset)) {
3927		vram_info = (union vram_info *)
3928			(rdev->mode_info.atom_context->bios + data_offset);
3929		switch (frev) {
3930		case 1:
3931			switch (crev) {
3932			case 3:
3933				DRM_ERROR("old table version %d, %d\n", frev, crev);
3934				return -EINVAL;
3935			case 4:
3936				/* r7xx, evergreen */
3937				if (module_index < vram_info->v1_4.ucNumOfVRAMModule) {
3938					ATOM_VRAM_MODULE_V4 *vram_module =
3939						(ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo;
3940					ATOM_MEMORY_TIMING_FORMAT *format;
3941
3942					for (i = 0; i < module_index; i++) {
3943						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3944							return -EINVAL;
3945						vram_module = (ATOM_VRAM_MODULE_V4 *)
3946							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3947					}
3948					mclk_range_table->num_entries = (u8)
3949						((le16_to_cpu(vram_module->usModuleSize) - offsetof(ATOM_VRAM_MODULE_V4, asMemTiming)) /
3950						 mem_timing_size);
3951					format = &vram_module->asMemTiming[0];
3952					for (i = 0; i < mclk_range_table->num_entries; i++) {
3953						mclk_range_table->mclk[i] = le32_to_cpu(format->ulClkRange);
3954						format = (ATOM_MEMORY_TIMING_FORMAT *)
3955							((u8 *)format + mem_timing_size);
3956					}
3957				} else
3958					return -EINVAL;
3959				break;
3960			default:
3961				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3962				return -EINVAL;
3963			}
3964			break;
3965		case 2:
3966			DRM_ERROR("new table version %d, %d\n", frev, crev);
3967			return -EINVAL;
3968		default:
3969			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3970			return -EINVAL;
3971		}
3972		return 0;
3973	}
3974	return -EINVAL;
3975}
3976
3977#define MEM_ID_MASK           0xff000000
3978#define MEM_ID_SHIFT          24
3979#define CLOCK_RANGE_MASK      0x00ffffff
3980#define CLOCK_RANGE_SHIFT     0
3981#define LOW_NIBBLE_MASK       0xf
3982#define DATA_EQU_PREV         0
3983#define DATA_FROM_TABLE       4
3984
3985int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
3986				  u8 module_index,
3987				  struct atom_mc_reg_table *reg_table)
3988{
3989	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3990	u8 frev, crev, num_entries, t_mem_id, num_ranges = 0;
3991	u32 i = 0, j;
3992	u16 data_offset, size;
3993	union vram_info *vram_info;
3994
3995	memset(reg_table, 0, sizeof(struct atom_mc_reg_table));
3996
3997	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3998				   &frev, &crev, &data_offset)) {
3999		vram_info = (union vram_info *)
4000			(rdev->mode_info.atom_context->bios + data_offset);
4001		switch (frev) {
4002		case 1:
4003			DRM_ERROR("old table version %d, %d\n", frev, crev);
4004			return -EINVAL;
4005		case 2:
4006			switch (crev) {
4007			case 1:
4008				if (module_index < vram_info->v2_1.ucNumOfVRAMModule) {
4009					ATOM_INIT_REG_BLOCK *reg_block =
4010						(ATOM_INIT_REG_BLOCK *)
4011						((u8 *)vram_info + le16_to_cpu(vram_info->v2_1.usMemClkPatchTblOffset));
4012					ATOM_MEMORY_SETTING_DATA_BLOCK *reg_data =
4013						(ATOM_MEMORY_SETTING_DATA_BLOCK *)
4014						((u8 *)reg_block + (2 * sizeof(u16)) +
4015						 le16_to_cpu(reg_block->usRegIndexTblSize));
4016					ATOM_INIT_REG_INDEX_FORMAT *format = &reg_block->asRegIndexBuf[0];
4017					num_entries = (u8)((le16_to_cpu(reg_block->usRegIndexTblSize)) /
4018							   sizeof(ATOM_INIT_REG_INDEX_FORMAT)) - 1;
4019					if (num_entries > VBIOS_MC_REGISTER_ARRAY_SIZE)
4020						return -EINVAL;
4021					while (i < num_entries) {
4022						if (format->ucPreRegDataLength & ACCESS_PLACEHOLDER)
4023							break;
4024						reg_table->mc_reg_address[i].s1 =
4025							(u16)(le16_to_cpu(format->usRegIndex));
4026						reg_table->mc_reg_address[i].pre_reg_data =
4027							(u8)(format->ucPreRegDataLength);
4028						i++;
4029						format = (ATOM_INIT_REG_INDEX_FORMAT *)
4030							((u8 *)format + sizeof(ATOM_INIT_REG_INDEX_FORMAT));
4031					}
4032					reg_table->last = i;
4033					while ((le32_to_cpu(*(u32 *)reg_data) != END_OF_REG_DATA_BLOCK) &&
4034					       (num_ranges < VBIOS_MAX_AC_TIMING_ENTRIES)) {
4035						t_mem_id = (u8)((le32_to_cpu(*(u32 *)reg_data) & MEM_ID_MASK)
4036								>> MEM_ID_SHIFT);
4037						if (module_index == t_mem_id) {
4038							reg_table->mc_reg_table_entry[num_ranges].mclk_max =
4039								(u32)((le32_to_cpu(*(u32 *)reg_data) & CLOCK_RANGE_MASK)
4040								      >> CLOCK_RANGE_SHIFT);
4041							for (i = 0, j = 1; i < reg_table->last; i++) {
4042								if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_FROM_TABLE) {
4043									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
4044										(u32)le32_to_cpu(*((u32 *)reg_data + j));
4045									j++;
4046								} else if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_EQU_PREV) {
4047									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
4048										reg_table->mc_reg_table_entry[num_ranges].mc_data[i - 1];
4049								}
4050							}
4051							num_ranges++;
4052						}
4053						reg_data = (ATOM_MEMORY_SETTING_DATA_BLOCK *)
4054							((u8 *)reg_data + le16_to_cpu(reg_block->usRegDataBlkSize));
4055					}
4056					if (le32_to_cpu(*(u32 *)reg_data) != END_OF_REG_DATA_BLOCK)
4057						return -EINVAL;
4058					reg_table->num_entries = num_ranges;
4059				} else
4060					return -EINVAL;
4061				break;
4062			default:
4063				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
4064				return -EINVAL;
4065			}
4066			break;
4067		default:
4068			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
4069			return -EINVAL;
4070		}
4071		return 0;
4072	}
4073	return -EINVAL;
4074}
4075
4076void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
4077{
4078	struct radeon_device *rdev = dev->dev_private;
4079	uint32_t bios_2_scratch, bios_6_scratch;
4080
4081	if (rdev->family >= CHIP_R600) {
4082		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
4083		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4084	} else {
4085		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
4086		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4087	}
4088
4089	/* let the bios control the backlight */
4090	bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE;
4091
4092	/* tell the bios not to handle mode switching */
4093	bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH;
4094
4095	/* clear the vbios dpms state */
4096	if (ASIC_IS_DCE4(rdev))
4097		bios_2_scratch &= ~ATOM_S2_DEVICE_DPMS_STATE;
4098
4099	if (rdev->family >= CHIP_R600) {
4100		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
4101		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4102	} else {
4103		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
4104		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4105	}
4106
4107}
4108
4109void radeon_save_bios_scratch_regs(struct radeon_device *rdev)
4110{
4111	uint32_t scratch_reg;
4112	int i;
4113
4114	if (rdev->family >= CHIP_R600)
4115		scratch_reg = R600_BIOS_0_SCRATCH;
4116	else
4117		scratch_reg = RADEON_BIOS_0_SCRATCH;
4118
4119	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
4120		rdev->bios_scratch[i] = RREG32(scratch_reg + (i * 4));
4121}
4122
4123void radeon_restore_bios_scratch_regs(struct radeon_device *rdev)
4124{
4125	uint32_t scratch_reg;
4126	int i;
4127
4128	if (rdev->family >= CHIP_R600)
4129		scratch_reg = R600_BIOS_0_SCRATCH;
4130	else
4131		scratch_reg = RADEON_BIOS_0_SCRATCH;
4132
4133	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
4134		WREG32(scratch_reg + (i * 4), rdev->bios_scratch[i]);
4135}
4136
4137void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
4138{
4139	struct drm_device *dev = encoder->dev;
4140	struct radeon_device *rdev = dev->dev_private;
4141	uint32_t bios_6_scratch;
4142
4143	if (rdev->family >= CHIP_R600)
4144		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4145	else
4146		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4147
4148	if (lock) {
4149		bios_6_scratch |= ATOM_S6_CRITICAL_STATE;
4150		bios_6_scratch &= ~ATOM_S6_ACC_MODE;
4151	} else {
4152		bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE;
4153		bios_6_scratch |= ATOM_S6_ACC_MODE;
4154	}
4155
4156	if (rdev->family >= CHIP_R600)
4157		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4158	else
4159		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4160}
4161
4162/* at some point we may want to break this out into individual functions */
4163void
4164radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
4165				       struct drm_encoder *encoder,
4166				       bool connected)
4167{
4168	struct drm_device *dev = connector->dev;
4169	struct radeon_device *rdev = dev->dev_private;
4170	struct radeon_connector *radeon_connector =
4171	    to_radeon_connector(connector);
4172	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4173	uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
4174
4175	if (rdev->family >= CHIP_R600) {
4176		bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
4177		bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH);
4178		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4179	} else {
4180		bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
4181		bios_3_scratch = RREG32(RADEON_BIOS_3_SCRATCH);
4182		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4183	}
4184
4185	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
4186	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
4187		if (connected) {
4188			DRM_DEBUG_KMS("TV1 connected\n");
4189			bios_3_scratch |= ATOM_S3_TV1_ACTIVE;
4190			bios_6_scratch |= ATOM_S6_ACC_REQ_TV1;
4191		} else {
4192			DRM_DEBUG_KMS("TV1 disconnected\n");
4193			bios_0_scratch &= ~ATOM_S0_TV1_MASK;
4194			bios_3_scratch &= ~ATOM_S3_TV1_ACTIVE;
4195			bios_6_scratch &= ~ATOM_S6_ACC_REQ_TV1;
4196		}
4197	}
4198	if ((radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) &&
4199	    (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT)) {
4200		if (connected) {
4201			DRM_DEBUG_KMS("CV connected\n");
4202			bios_3_scratch |= ATOM_S3_CV_ACTIVE;
4203			bios_6_scratch |= ATOM_S6_ACC_REQ_CV;
4204		} else {
4205			DRM_DEBUG_KMS("CV disconnected\n");
4206			bios_0_scratch &= ~ATOM_S0_CV_MASK;
4207			bios_3_scratch &= ~ATOM_S3_CV_ACTIVE;
4208			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CV;
4209		}
4210	}
4211	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
4212	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
4213		if (connected) {
4214			DRM_DEBUG_KMS("LCD1 connected\n");
4215			bios_0_scratch |= ATOM_S0_LCD1;
4216			bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
4217			bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
4218		} else {
4219			DRM_DEBUG_KMS("LCD1 disconnected\n");
4220			bios_0_scratch &= ~ATOM_S0_LCD1;
4221			bios_3_scratch &= ~ATOM_S3_LCD1_ACTIVE;
4222			bios_6_scratch &= ~ATOM_S6_ACC_REQ_LCD1;
4223		}
4224	}
4225	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
4226	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
4227		if (connected) {
4228			DRM_DEBUG_KMS("CRT1 connected\n");
4229			bios_0_scratch |= ATOM_S0_CRT1_COLOR;
4230			bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
4231			bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
4232		} else {
4233			DRM_DEBUG_KMS("CRT1 disconnected\n");
4234			bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
4235			bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
4236			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
4237		}
4238	}
4239	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
4240	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
4241		if (connected) {
4242			DRM_DEBUG_KMS("CRT2 connected\n");
4243			bios_0_scratch |= ATOM_S0_CRT2_COLOR;
4244			bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
4245			bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
4246		} else {
4247			DRM_DEBUG_KMS("CRT2 disconnected\n");
4248			bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
4249			bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
4250			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
4251		}
4252	}
4253	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
4254	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
4255		if (connected) {
4256			DRM_DEBUG_KMS("DFP1 connected\n");
4257			bios_0_scratch |= ATOM_S0_DFP1;
4258			bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
4259			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
4260		} else {
4261			DRM_DEBUG_KMS("DFP1 disconnected\n");
4262			bios_0_scratch &= ~ATOM_S0_DFP1;
4263			bios_3_scratch &= ~ATOM_S3_DFP1_ACTIVE;
4264			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP1;
4265		}
4266	}
4267	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
4268	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
4269		if (connected) {
4270			DRM_DEBUG_KMS("DFP2 connected\n");
4271			bios_0_scratch |= ATOM_S0_DFP2;
4272			bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
4273			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
4274		} else {
4275			DRM_DEBUG_KMS("DFP2 disconnected\n");
4276			bios_0_scratch &= ~ATOM_S0_DFP2;
4277			bios_3_scratch &= ~ATOM_S3_DFP2_ACTIVE;
4278			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP2;
4279		}
4280	}
4281	if ((radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
4282	    (radeon_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
4283		if (connected) {
4284			DRM_DEBUG_KMS("DFP3 connected\n");
4285			bios_0_scratch |= ATOM_S0_DFP3;
4286			bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
4287			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
4288		} else {
4289			DRM_DEBUG_KMS("DFP3 disconnected\n");
4290			bios_0_scratch &= ~ATOM_S0_DFP3;
4291			bios_3_scratch &= ~ATOM_S3_DFP3_ACTIVE;
4292			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP3;
4293		}
4294	}
4295	if ((radeon_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
4296	    (radeon_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
4297		if (connected) {
4298			DRM_DEBUG_KMS("DFP4 connected\n");
4299			bios_0_scratch |= ATOM_S0_DFP4;
4300			bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
4301			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
4302		} else {
4303			DRM_DEBUG_KMS("DFP4 disconnected\n");
4304			bios_0_scratch &= ~ATOM_S0_DFP4;
4305			bios_3_scratch &= ~ATOM_S3_DFP4_ACTIVE;
4306			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP4;
4307		}
4308	}
4309	if ((radeon_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
4310	    (radeon_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
4311		if (connected) {
4312			DRM_DEBUG_KMS("DFP5 connected\n");
4313			bios_0_scratch |= ATOM_S0_DFP5;
4314			bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
4315			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
4316		} else {
4317			DRM_DEBUG_KMS("DFP5 disconnected\n");
4318			bios_0_scratch &= ~ATOM_S0_DFP5;
4319			bios_3_scratch &= ~ATOM_S3_DFP5_ACTIVE;
4320			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5;
4321		}
4322	}
4323	if ((radeon_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
4324	    (radeon_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
4325		if (connected) {
4326			DRM_DEBUG_KMS("DFP6 connected\n");
4327			bios_0_scratch |= ATOM_S0_DFP6;
4328			bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
4329			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
4330		} else {
4331			DRM_DEBUG_KMS("DFP6 disconnected\n");
4332			bios_0_scratch &= ~ATOM_S0_DFP6;
4333			bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE;
4334			bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6;
4335		}
4336	}
4337
4338	if (rdev->family >= CHIP_R600) {
4339		WREG32(R600_BIOS_0_SCRATCH, bios_0_scratch);
4340		WREG32(R600_BIOS_3_SCRATCH, bios_3_scratch);
4341		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4342	} else {
4343		WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
4344		WREG32(RADEON_BIOS_3_SCRATCH, bios_3_scratch);
4345		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4346	}
4347}
4348
4349void
4350radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
4351{
4352	struct drm_device *dev = encoder->dev;
4353	struct radeon_device *rdev = dev->dev_private;
4354	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4355	uint32_t bios_3_scratch;
4356
4357	if (ASIC_IS_DCE4(rdev))
4358		return;
4359
4360	if (rdev->family >= CHIP_R600)
4361		bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH);
4362	else
4363		bios_3_scratch = RREG32(RADEON_BIOS_3_SCRATCH);
4364
4365	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
4366		bios_3_scratch &= ~ATOM_S3_TV1_CRTC_ACTIVE;
4367		bios_3_scratch |= (crtc << 18);
4368	}
4369	if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
4370		bios_3_scratch &= ~ATOM_S3_CV_CRTC_ACTIVE;
4371		bios_3_scratch |= (crtc << 24);
4372	}
4373	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
4374		bios_3_scratch &= ~ATOM_S3_CRT1_CRTC_ACTIVE;
4375		bios_3_scratch |= (crtc << 16);
4376	}
4377	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
4378		bios_3_scratch &= ~ATOM_S3_CRT2_CRTC_ACTIVE;
4379		bios_3_scratch |= (crtc << 20);
4380	}
4381	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
4382		bios_3_scratch &= ~ATOM_S3_LCD1_CRTC_ACTIVE;
4383		bios_3_scratch |= (crtc << 17);
4384	}
4385	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
4386		bios_3_scratch &= ~ATOM_S3_DFP1_CRTC_ACTIVE;
4387		bios_3_scratch |= (crtc << 19);
4388	}
4389	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
4390		bios_3_scratch &= ~ATOM_S3_DFP2_CRTC_ACTIVE;
4391		bios_3_scratch |= (crtc << 23);
4392	}
4393	if (radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) {
4394		bios_3_scratch &= ~ATOM_S3_DFP3_CRTC_ACTIVE;
4395		bios_3_scratch |= (crtc << 25);
4396	}
4397
4398	if (rdev->family >= CHIP_R600)
4399		WREG32(R600_BIOS_3_SCRATCH, bios_3_scratch);
4400	else
4401		WREG32(RADEON_BIOS_3_SCRATCH, bios_3_scratch);
4402}
4403
4404void
4405radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
4406{
4407	struct drm_device *dev = encoder->dev;
4408	struct radeon_device *rdev = dev->dev_private;
4409	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4410	uint32_t bios_2_scratch;
4411
4412	if (ASIC_IS_DCE4(rdev))
4413		return;
4414
4415	if (rdev->family >= CHIP_R600)
4416		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
4417	else
4418		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
4419
4420	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
4421		if (on)
4422			bios_2_scratch &= ~ATOM_S2_TV1_DPMS_STATE;
4423		else
4424			bios_2_scratch |= ATOM_S2_TV1_DPMS_STATE;
4425	}
4426	if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
4427		if (on)
4428			bios_2_scratch &= ~ATOM_S2_CV_DPMS_STATE;
4429		else
4430			bios_2_scratch |= ATOM_S2_CV_DPMS_STATE;
4431	}
4432	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
4433		if (on)
4434			bios_2_scratch &= ~ATOM_S2_CRT1_DPMS_STATE;
4435		else
4436			bios_2_scratch |= ATOM_S2_CRT1_DPMS_STATE;
4437	}
4438	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
4439		if (on)
4440			bios_2_scratch &= ~ATOM_S2_CRT2_DPMS_STATE;
4441		else
4442			bios_2_scratch |= ATOM_S2_CRT2_DPMS_STATE;
4443	}
4444	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
4445		if (on)
4446			bios_2_scratch &= ~ATOM_S2_LCD1_DPMS_STATE;
4447		else
4448			bios_2_scratch |= ATOM_S2_LCD1_DPMS_STATE;
4449	}
4450	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
4451		if (on)
4452			bios_2_scratch &= ~ATOM_S2_DFP1_DPMS_STATE;
4453		else
4454			bios_2_scratch |= ATOM_S2_DFP1_DPMS_STATE;
4455	}
4456	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
4457		if (on)
4458			bios_2_scratch &= ~ATOM_S2_DFP2_DPMS_STATE;
4459		else
4460			bios_2_scratch |= ATOM_S2_DFP2_DPMS_STATE;
4461	}
4462	if (radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) {
4463		if (on)
4464			bios_2_scratch &= ~ATOM_S2_DFP3_DPMS_STATE;
4465		else
4466			bios_2_scratch |= ATOM_S2_DFP3_DPMS_STATE;
4467	}
4468	if (radeon_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) {
4469		if (on)
4470			bios_2_scratch &= ~ATOM_S2_DFP4_DPMS_STATE;
4471		else
4472			bios_2_scratch |= ATOM_S2_DFP4_DPMS_STATE;
4473	}
4474	if (radeon_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) {
4475		if (on)
4476			bios_2_scratch &= ~ATOM_S2_DFP5_DPMS_STATE;
4477		else
4478			bios_2_scratch |= ATOM_S2_DFP5_DPMS_STATE;
4479	}
4480
4481	if (rdev->family >= CHIP_R600)
4482		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
4483	else
4484		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
4485}