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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}
v6.2
   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/radeon_drm.h>
  31
  32#include "radeon.h"
  33
  34#include "atom.h"
  35#include "atom-bits.h"
  36#include "radeon_asic.h"
  37#include "radeon_atombios.h"
  38#include "radeon_legacy_encoders.h"
  39
  40union atom_supported_devices {
  41	struct _ATOM_SUPPORTED_DEVICES_INFO info;
  42	struct _ATOM_SUPPORTED_DEVICES_INFO_2 info_2;
  43	struct _ATOM_SUPPORTED_DEVICES_INFO_2d1 info_2d1;
  44};
  45
  46static void radeon_lookup_i2c_gpio_quirks(struct radeon_device *rdev,
  47					  ATOM_GPIO_I2C_ASSIGMENT *gpio,
  48					  u8 index)
  49{
  50	/* r4xx mask is technically not used by the hw, so patch in the legacy mask bits */
  51	if ((rdev->family == CHIP_R420) ||
  52	    (rdev->family == CHIP_R423) ||
  53	    (rdev->family == CHIP_RV410)) {
  54		if ((le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0018) ||
  55		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0019) ||
  56		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x001a)) {
  57			gpio->ucClkMaskShift = 0x19;
  58			gpio->ucDataMaskShift = 0x18;
  59		}
  60	}
  61
  62	/* some evergreen boards have bad data for this entry */
  63	if (ASIC_IS_DCE4(rdev)) {
  64		if ((index == 7) &&
  65		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
  66		    (gpio->sucI2cId.ucAccess == 0)) {
  67			gpio->sucI2cId.ucAccess = 0x97;
  68			gpio->ucDataMaskShift = 8;
  69			gpio->ucDataEnShift = 8;
  70			gpio->ucDataY_Shift = 8;
  71			gpio->ucDataA_Shift = 8;
  72		}
  73	}
  74
  75	/* some DCE3 boards have bad data for this entry */
  76	if (ASIC_IS_DCE3(rdev)) {
  77		if ((index == 4) &&
  78		    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
  79		    (gpio->sucI2cId.ucAccess == 0x94))
  80			gpio->sucI2cId.ucAccess = 0x14;
  81	}
  82}
  83
  84static struct radeon_i2c_bus_rec radeon_get_bus_rec_for_i2c_gpio(ATOM_GPIO_I2C_ASSIGMENT *gpio)
  85{
  86	struct radeon_i2c_bus_rec i2c;
  87
  88	memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec));
  89
  90	i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4;
  91	i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4;
  92	i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4;
  93	i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4;
  94	i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4;
  95	i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4;
  96	i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4;
  97	i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4;
  98	i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift);
  99	i2c.mask_data_mask = (1 << gpio->ucDataMaskShift);
 100	i2c.en_clk_mask = (1 << gpio->ucClkEnShift);
 101	i2c.en_data_mask = (1 << gpio->ucDataEnShift);
 102	i2c.y_clk_mask = (1 << gpio->ucClkY_Shift);
 103	i2c.y_data_mask = (1 << gpio->ucDataY_Shift);
 104	i2c.a_clk_mask = (1 << gpio->ucClkA_Shift);
 105	i2c.a_data_mask = (1 << gpio->ucDataA_Shift);
 106
 107	if (gpio->sucI2cId.sbfAccess.bfHW_Capable)
 108		i2c.hw_capable = true;
 109	else
 110		i2c.hw_capable = false;
 111
 112	if (gpio->sucI2cId.ucAccess == 0xa0)
 113		i2c.mm_i2c = true;
 114	else
 115		i2c.mm_i2c = false;
 116
 117	i2c.i2c_id = gpio->sucI2cId.ucAccess;
 118
 119	if (i2c.mask_clk_reg)
 120		i2c.valid = true;
 121	else
 122		i2c.valid = false;
 123
 124	return i2c;
 125}
 126
 127static struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_device *rdev,
 128							       uint8_t id)
 129{
 130	struct atom_context *ctx = rdev->mode_info.atom_context;
 131	ATOM_GPIO_I2C_ASSIGMENT *gpio;
 132	struct radeon_i2c_bus_rec i2c;
 133	int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info);
 134	struct _ATOM_GPIO_I2C_INFO *i2c_info;
 135	uint16_t data_offset, size;
 136	int i, num_indices;
 137
 138	memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec));
 139	i2c.valid = false;
 140
 141	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 142		i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset);
 143
 144		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 145			sizeof(ATOM_GPIO_I2C_ASSIGMENT);
 146
 147		gpio = &i2c_info->asGPIO_Info[0];
 148		for (i = 0; i < num_indices; i++) {
 149
 150			radeon_lookup_i2c_gpio_quirks(rdev, gpio, i);
 151
 152			if (gpio->sucI2cId.ucAccess == id) {
 153				i2c = radeon_get_bus_rec_for_i2c_gpio(gpio);
 154				break;
 155			}
 156			gpio = (ATOM_GPIO_I2C_ASSIGMENT *)
 157				((u8 *)gpio + sizeof(ATOM_GPIO_I2C_ASSIGMENT));
 158		}
 159	}
 160
 161	return i2c;
 162}
 163
 164void radeon_atombios_i2c_init(struct radeon_device *rdev)
 165{
 166	struct atom_context *ctx = rdev->mode_info.atom_context;
 167	ATOM_GPIO_I2C_ASSIGMENT *gpio;
 168	struct radeon_i2c_bus_rec i2c;
 169	int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info);
 170	struct _ATOM_GPIO_I2C_INFO *i2c_info;
 171	uint16_t data_offset, size;
 172	int i, num_indices;
 173	char stmp[32];
 174
 175	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 176		i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset);
 177
 178		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 179			sizeof(ATOM_GPIO_I2C_ASSIGMENT);
 180
 181		gpio = &i2c_info->asGPIO_Info[0];
 182		for (i = 0; i < num_indices; i++) {
 183			radeon_lookup_i2c_gpio_quirks(rdev, gpio, i);
 184
 185			i2c = radeon_get_bus_rec_for_i2c_gpio(gpio);
 186
 187			if (i2c.valid) {
 188				sprintf(stmp, "0x%x", i2c.i2c_id);
 189				rdev->i2c_bus[i] = radeon_i2c_create(rdev->ddev, &i2c, stmp);
 190			}
 191			gpio = (ATOM_GPIO_I2C_ASSIGMENT *)
 192				((u8 *)gpio + sizeof(ATOM_GPIO_I2C_ASSIGMENT));
 193		}
 194	}
 195}
 196
 197struct radeon_gpio_rec radeon_atombios_lookup_gpio(struct radeon_device *rdev,
 198						   u8 id)
 199{
 200	struct atom_context *ctx = rdev->mode_info.atom_context;
 201	struct radeon_gpio_rec gpio;
 202	int index = GetIndexIntoMasterTable(DATA, GPIO_Pin_LUT);
 203	struct _ATOM_GPIO_PIN_LUT *gpio_info;
 204	ATOM_GPIO_PIN_ASSIGNMENT *pin;
 205	u16 data_offset, size;
 206	int i, num_indices;
 207
 208	memset(&gpio, 0, sizeof(struct radeon_gpio_rec));
 209	gpio.valid = false;
 210
 211	if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) {
 212		gpio_info = (struct _ATOM_GPIO_PIN_LUT *)(ctx->bios + data_offset);
 213
 214		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
 215			sizeof(ATOM_GPIO_PIN_ASSIGNMENT);
 216
 217		pin = gpio_info->asGPIO_Pin;
 218		for (i = 0; i < num_indices; i++) {
 219			if (id == pin->ucGPIO_ID) {
 220				gpio.id = pin->ucGPIO_ID;
 221				gpio.reg = le16_to_cpu(pin->usGpioPin_AIndex) * 4;
 222				gpio.shift = pin->ucGpioPinBitShift;
 223				gpio.mask = (1 << pin->ucGpioPinBitShift);
 224				gpio.valid = true;
 225				break;
 226			}
 227			pin = (ATOM_GPIO_PIN_ASSIGNMENT *)
 228				((u8 *)pin + sizeof(ATOM_GPIO_PIN_ASSIGNMENT));
 229		}
 230	}
 231
 232	return gpio;
 233}
 234
 235static struct radeon_hpd radeon_atom_get_hpd_info_from_gpio(struct radeon_device *rdev,
 236							    struct radeon_gpio_rec *gpio)
 237{
 238	struct radeon_hpd hpd;
 239	u32 reg;
 240
 241	memset(&hpd, 0, sizeof(struct radeon_hpd));
 242
 243	if (ASIC_IS_DCE6(rdev))
 244		reg = SI_DC_GPIO_HPD_A;
 245	else if (ASIC_IS_DCE4(rdev))
 246		reg = EVERGREEN_DC_GPIO_HPD_A;
 247	else
 248		reg = AVIVO_DC_GPIO_HPD_A;
 249
 250	hpd.gpio = *gpio;
 251	if (gpio->reg == reg) {
 252		switch(gpio->mask) {
 253		case (1 << 0):
 254			hpd.hpd = RADEON_HPD_1;
 255			break;
 256		case (1 << 8):
 257			hpd.hpd = RADEON_HPD_2;
 258			break;
 259		case (1 << 16):
 260			hpd.hpd = RADEON_HPD_3;
 261			break;
 262		case (1 << 24):
 263			hpd.hpd = RADEON_HPD_4;
 264			break;
 265		case (1 << 26):
 266			hpd.hpd = RADEON_HPD_5;
 267			break;
 268		case (1 << 28):
 269			hpd.hpd = RADEON_HPD_6;
 270			break;
 271		default:
 272			hpd.hpd = RADEON_HPD_NONE;
 273			break;
 274		}
 275	} else
 276		hpd.hpd = RADEON_HPD_NONE;
 277	return hpd;
 278}
 279
 280static bool radeon_atom_apply_quirks(struct drm_device *dev,
 281				     uint32_t supported_device,
 282				     int *connector_type,
 283				     struct radeon_i2c_bus_rec *i2c_bus,
 284				     uint16_t *line_mux,
 285				     struct radeon_hpd *hpd)
 286{
 287	struct pci_dev *pdev = to_pci_dev(dev->dev);
 288
 289	/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
 290	if ((pdev->device == 0x791e) &&
 291	    (pdev->subsystem_vendor == 0x1043) &&
 292	    (pdev->subsystem_device == 0x826d)) {
 293		if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
 294		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 295			*connector_type = DRM_MODE_CONNECTOR_DVID;
 296	}
 297
 298	/* Asrock RS600 board lists the DVI port as HDMI */
 299	if ((pdev->device == 0x7941) &&
 300	    (pdev->subsystem_vendor == 0x1849) &&
 301	    (pdev->subsystem_device == 0x7941)) {
 302		if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
 303		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 304			*connector_type = DRM_MODE_CONNECTOR_DVID;
 305	}
 306
 307	/* MSI K9A2GM V2/V3 board has no HDMI or DVI */
 308	if ((pdev->device == 0x796e) &&
 309	    (pdev->subsystem_vendor == 0x1462) &&
 310	    (pdev->subsystem_device == 0x7302)) {
 311		if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) ||
 312		    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
 313			return false;
 314	}
 315
 316	/* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
 317	if ((pdev->device == 0x7941) &&
 318	    (pdev->subsystem_vendor == 0x147b) &&
 319	    (pdev->subsystem_device == 0x2412)) {
 320		if (*connector_type == DRM_MODE_CONNECTOR_DVII)
 321			return false;
 322	}
 323
 324	/* Falcon NW laptop lists vga ddc line for LVDS */
 325	if ((pdev->device == 0x5653) &&
 326	    (pdev->subsystem_vendor == 0x1462) &&
 327	    (pdev->subsystem_device == 0x0291)) {
 328		if (*connector_type == DRM_MODE_CONNECTOR_LVDS) {
 329			i2c_bus->valid = false;
 330			*line_mux = 53;
 331		}
 332	}
 333
 334	/* HIS X1300 is DVI+VGA, not DVI+DVI */
 335	if ((pdev->device == 0x7146) &&
 336	    (pdev->subsystem_vendor == 0x17af) &&
 337	    (pdev->subsystem_device == 0x2058)) {
 338		if (supported_device == ATOM_DEVICE_DFP1_SUPPORT)
 339			return false;
 340	}
 341
 342	/* Gigabyte X1300 is DVI+VGA, not DVI+DVI */
 343	if ((pdev->device == 0x7142) &&
 344	    (pdev->subsystem_vendor == 0x1458) &&
 345	    (pdev->subsystem_device == 0x2134)) {
 346		if (supported_device == ATOM_DEVICE_DFP1_SUPPORT)
 347			return false;
 348	}
 349
 350
 351	/* Funky macbooks */
 352	if ((pdev->device == 0x71C5) &&
 353	    (pdev->subsystem_vendor == 0x106b) &&
 354	    (pdev->subsystem_device == 0x0080)) {
 355		if ((supported_device == ATOM_DEVICE_CRT1_SUPPORT) ||
 356		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
 357			return false;
 358		if (supported_device == ATOM_DEVICE_CRT2_SUPPORT)
 359			*line_mux = 0x90;
 360	}
 361
 362	/* mac rv630, rv730, others */
 363	if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) &&
 364	    (*connector_type == DRM_MODE_CONNECTOR_DVII)) {
 365		*connector_type = DRM_MODE_CONNECTOR_9PinDIN;
 366		*line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1;
 367	}
 368
 369	/* ASUS HD 3600 XT board lists the DVI port as HDMI */
 370	if ((pdev->device == 0x9598) &&
 371	    (pdev->subsystem_vendor == 0x1043) &&
 372	    (pdev->subsystem_device == 0x01da)) {
 373		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 374			*connector_type = DRM_MODE_CONNECTOR_DVII;
 375		}
 376	}
 377
 378	/* ASUS HD 3600 board lists the DVI port as HDMI */
 379	if ((pdev->device == 0x9598) &&
 380	    (pdev->subsystem_vendor == 0x1043) &&
 381	    (pdev->subsystem_device == 0x01e4)) {
 382		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 383			*connector_type = DRM_MODE_CONNECTOR_DVII;
 384		}
 385	}
 386
 387	/* ASUS HD 3450 board lists the DVI port as HDMI */
 388	if ((pdev->device == 0x95C5) &&
 389	    (pdev->subsystem_vendor == 0x1043) &&
 390	    (pdev->subsystem_device == 0x01e2)) {
 391		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 392			*connector_type = DRM_MODE_CONNECTOR_DVII;
 393		}
 394	}
 395
 396	/* some BIOSes seem to report DAC on HDMI - usually this is a board with
 397	 * HDMI + VGA reporting as HDMI
 398	 */
 399	if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
 400		if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
 401			*connector_type = DRM_MODE_CONNECTOR_VGA;
 402			*line_mux = 0;
 403		}
 404	}
 405
 406	/* Acer laptop (Acer TravelMate 5730/5730G) has an HDMI port
 407	 * on the laptop and a DVI port on the docking station and
 408	 * both share the same encoder, hpd pin, and ddc line.
 409	 * So while the bios table is technically correct,
 410	 * we drop the DVI port here since xrandr has no concept of
 411	 * encoders and will try and drive both connectors
 412	 * with different crtcs which isn't possible on the hardware
 413	 * side and leaves no crtcs for LVDS or VGA.
 414	 */
 415	if (((pdev->device == 0x95c4) || (pdev->device == 0x9591)) &&
 416	    (pdev->subsystem_vendor == 0x1025) &&
 417	    (pdev->subsystem_device == 0x013c)) {
 418		if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
 419		    (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
 420			/* actually it's a DVI-D port not DVI-I */
 421			*connector_type = DRM_MODE_CONNECTOR_DVID;
 422			return false;
 423		}
 424	}
 425
 426	/* XFX Pine Group device rv730 reports no VGA DDC lines
 427	 * even though they are wired up to record 0x93
 428	 */
 429	if ((pdev->device == 0x9498) &&
 430	    (pdev->subsystem_vendor == 0x1682) &&
 431	    (pdev->subsystem_device == 0x2452) &&
 432	    (i2c_bus->valid == false) &&
 433	    !(supported_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))) {
 434		struct radeon_device *rdev = dev->dev_private;
 435		*i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
 436	}
 437
 438	/* Fujitsu D3003-S2 board lists DVI-I as DVI-D and VGA */
 439	if (((pdev->device == 0x9802) ||
 440	     (pdev->device == 0x9805) ||
 441	     (pdev->device == 0x9806)) &&
 442	    (pdev->subsystem_vendor == 0x1734) &&
 443	    (pdev->subsystem_device == 0x11bd)) {
 444		if (*connector_type == DRM_MODE_CONNECTOR_VGA) {
 445			*connector_type = DRM_MODE_CONNECTOR_DVII;
 446			*line_mux = 0x3103;
 447		} else if (*connector_type == DRM_MODE_CONNECTOR_DVID) {
 448			*connector_type = DRM_MODE_CONNECTOR_DVII;
 449		}
 450	}
 451
 452	return true;
 453}
 454
 455static const int supported_devices_connector_convert[] = {
 456	DRM_MODE_CONNECTOR_Unknown,
 457	DRM_MODE_CONNECTOR_VGA,
 458	DRM_MODE_CONNECTOR_DVII,
 459	DRM_MODE_CONNECTOR_DVID,
 460	DRM_MODE_CONNECTOR_DVIA,
 461	DRM_MODE_CONNECTOR_SVIDEO,
 462	DRM_MODE_CONNECTOR_Composite,
 463	DRM_MODE_CONNECTOR_LVDS,
 464	DRM_MODE_CONNECTOR_Unknown,
 465	DRM_MODE_CONNECTOR_Unknown,
 466	DRM_MODE_CONNECTOR_HDMIA,
 467	DRM_MODE_CONNECTOR_HDMIB,
 468	DRM_MODE_CONNECTOR_Unknown,
 469	DRM_MODE_CONNECTOR_Unknown,
 470	DRM_MODE_CONNECTOR_9PinDIN,
 471	DRM_MODE_CONNECTOR_DisplayPort
 472};
 473
 474static const uint16_t supported_devices_connector_object_id_convert[] = {
 475	CONNECTOR_OBJECT_ID_NONE,
 476	CONNECTOR_OBJECT_ID_VGA,
 477	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I, /* not all boards support DL */
 478	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D, /* not all boards support DL */
 479	CONNECTOR_OBJECT_ID_VGA, /* technically DVI-A */
 480	CONNECTOR_OBJECT_ID_COMPOSITE,
 481	CONNECTOR_OBJECT_ID_SVIDEO,
 482	CONNECTOR_OBJECT_ID_LVDS,
 483	CONNECTOR_OBJECT_ID_9PIN_DIN,
 484	CONNECTOR_OBJECT_ID_9PIN_DIN,
 485	CONNECTOR_OBJECT_ID_DISPLAYPORT,
 486	CONNECTOR_OBJECT_ID_HDMI_TYPE_A,
 487	CONNECTOR_OBJECT_ID_HDMI_TYPE_B,
 488	CONNECTOR_OBJECT_ID_SVIDEO
 489};
 490
 491static const int object_connector_convert[] = {
 492	DRM_MODE_CONNECTOR_Unknown,
 493	DRM_MODE_CONNECTOR_DVII,
 494	DRM_MODE_CONNECTOR_DVII,
 495	DRM_MODE_CONNECTOR_DVID,
 496	DRM_MODE_CONNECTOR_DVID,
 497	DRM_MODE_CONNECTOR_VGA,
 498	DRM_MODE_CONNECTOR_Composite,
 499	DRM_MODE_CONNECTOR_SVIDEO,
 500	DRM_MODE_CONNECTOR_Unknown,
 501	DRM_MODE_CONNECTOR_Unknown,
 502	DRM_MODE_CONNECTOR_9PinDIN,
 503	DRM_MODE_CONNECTOR_Unknown,
 504	DRM_MODE_CONNECTOR_HDMIA,
 505	DRM_MODE_CONNECTOR_HDMIB,
 506	DRM_MODE_CONNECTOR_LVDS,
 507	DRM_MODE_CONNECTOR_9PinDIN,
 508	DRM_MODE_CONNECTOR_Unknown,
 509	DRM_MODE_CONNECTOR_Unknown,
 510	DRM_MODE_CONNECTOR_Unknown,
 511	DRM_MODE_CONNECTOR_DisplayPort,
 512	DRM_MODE_CONNECTOR_eDP,
 513	DRM_MODE_CONNECTOR_Unknown
 514};
 515
 516bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 517{
 518	struct radeon_device *rdev = dev->dev_private;
 519	struct radeon_mode_info *mode_info = &rdev->mode_info;
 520	struct atom_context *ctx = mode_info->atom_context;
 521	int index = GetIndexIntoMasterTable(DATA, Object_Header);
 522	u16 size, data_offset;
 523	u8 frev, crev;
 524	ATOM_CONNECTOR_OBJECT_TABLE *con_obj;
 525	ATOM_ENCODER_OBJECT_TABLE *enc_obj;
 526	ATOM_OBJECT_TABLE *router_obj;
 527	ATOM_DISPLAY_OBJECT_PATH_TABLE *path_obj;
 528	ATOM_OBJECT_HEADER *obj_header;
 529	int i, j, k, path_size, device_support;
 530	int connector_type;
 531	u16 igp_lane_info, conn_id, connector_object_id;
 532	struct radeon_i2c_bus_rec ddc_bus;
 533	struct radeon_router router;
 534	struct radeon_gpio_rec gpio;
 535	struct radeon_hpd hpd;
 536
 537	if (!atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset))
 538		return false;
 539
 540	if (crev < 2)
 541		return false;
 542
 543	obj_header = (ATOM_OBJECT_HEADER *) (ctx->bios + data_offset);
 544	path_obj = (ATOM_DISPLAY_OBJECT_PATH_TABLE *)
 545	    (ctx->bios + data_offset +
 546	     le16_to_cpu(obj_header->usDisplayPathTableOffset));
 547	con_obj = (ATOM_CONNECTOR_OBJECT_TABLE *)
 548	    (ctx->bios + data_offset +
 549	     le16_to_cpu(obj_header->usConnectorObjectTableOffset));
 550	enc_obj = (ATOM_ENCODER_OBJECT_TABLE *)
 551	    (ctx->bios + data_offset +
 552	     le16_to_cpu(obj_header->usEncoderObjectTableOffset));
 553	router_obj = (ATOM_OBJECT_TABLE *)
 554		(ctx->bios + data_offset +
 555		 le16_to_cpu(obj_header->usRouterObjectTableOffset));
 556	device_support = le16_to_cpu(obj_header->usDeviceSupport);
 557
 558	path_size = 0;
 559	for (i = 0; i < path_obj->ucNumOfDispPath; i++) {
 560		uint8_t *addr = (uint8_t *) path_obj->asDispPath;
 561		ATOM_DISPLAY_OBJECT_PATH *path;
 562		addr += path_size;
 563		path = (ATOM_DISPLAY_OBJECT_PATH *) addr;
 564		path_size += le16_to_cpu(path->usSize);
 565
 566		if (device_support & le16_to_cpu(path->usDeviceTag)) {
 567			uint8_t con_obj_id, con_obj_num;
 568
 569			con_obj_id =
 570			    (le16_to_cpu(path->usConnObjectId) & OBJECT_ID_MASK)
 571			    >> OBJECT_ID_SHIFT;
 572			con_obj_num =
 573			    (le16_to_cpu(path->usConnObjectId) & ENUM_ID_MASK)
 574			    >> ENUM_ID_SHIFT;
 575
 576			/* TODO CV support */
 577			if (le16_to_cpu(path->usDeviceTag) ==
 578				ATOM_DEVICE_CV_SUPPORT)
 579				continue;
 580
 581			/* IGP chips */
 582			if ((rdev->flags & RADEON_IS_IGP) &&
 583			    (con_obj_id ==
 584			     CONNECTOR_OBJECT_ID_PCIE_CONNECTOR)) {
 585				uint16_t igp_offset = 0;
 586				ATOM_INTEGRATED_SYSTEM_INFO_V2 *igp_obj;
 587
 588				index =
 589				    GetIndexIntoMasterTable(DATA,
 590							    IntegratedSystemInfo);
 591
 592				if (atom_parse_data_header(ctx, index, &size, &frev,
 593							   &crev, &igp_offset)) {
 594
 595					if (crev >= 2) {
 596						igp_obj =
 597							(ATOM_INTEGRATED_SYSTEM_INFO_V2
 598							 *) (ctx->bios + igp_offset);
 599
 600						if (igp_obj) {
 601							uint32_t slot_config, ct;
 602
 603							if (con_obj_num == 1)
 604								slot_config =
 605									igp_obj->
 606									ulDDISlot1Config;
 607							else
 608								slot_config =
 609									igp_obj->
 610									ulDDISlot2Config;
 611
 612							ct = (slot_config >> 16) & 0xff;
 613							connector_type =
 614								object_connector_convert
 615								[ct];
 616							connector_object_id = ct;
 617							igp_lane_info =
 618								slot_config & 0xffff;
 619						} else
 620							continue;
 621					} else
 622						continue;
 623				} else {
 624					igp_lane_info = 0;
 625					connector_type =
 626						object_connector_convert[con_obj_id];
 627					connector_object_id = con_obj_id;
 628				}
 629			} else {
 630				igp_lane_info = 0;
 631				connector_type =
 632				    object_connector_convert[con_obj_id];
 633				connector_object_id = con_obj_id;
 634			}
 635
 636			if (connector_type == DRM_MODE_CONNECTOR_Unknown)
 637				continue;
 638
 639			router.ddc_valid = false;
 640			router.cd_valid = false;
 641			for (j = 0; j < ((le16_to_cpu(path->usSize) - 8) / 2); j++) {
 642				uint8_t grph_obj_type =
 643				    (le16_to_cpu(path->usGraphicObjIds[j]) &
 644				     OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 645
 646				if (grph_obj_type == GRAPH_OBJECT_TYPE_ENCODER) {
 647					for (k = 0; k < enc_obj->ucNumberOfObjects; k++) {
 648						u16 encoder_obj = le16_to_cpu(enc_obj->asObjects[k].usObjectID);
 649						if (le16_to_cpu(path->usGraphicObjIds[j]) == encoder_obj) {
 650							ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *)
 651								(ctx->bios + data_offset +
 652								 le16_to_cpu(enc_obj->asObjects[k].usRecordOffset));
 653							ATOM_ENCODER_CAP_RECORD *cap_record;
 654							u16 caps = 0;
 655
 656							while (record->ucRecordSize > 0 &&
 657							       record->ucRecordType > 0 &&
 658							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 659								switch (record->ucRecordType) {
 660								case ATOM_ENCODER_CAP_RECORD_TYPE:
 661									cap_record =(ATOM_ENCODER_CAP_RECORD *)
 662										record;
 663									caps = le16_to_cpu(cap_record->usEncoderCap);
 664									break;
 665								}
 666								record = (ATOM_COMMON_RECORD_HEADER *)
 667									((char *)record + record->ucRecordSize);
 668							}
 669							radeon_add_atom_encoder(dev,
 670										encoder_obj,
 671										le16_to_cpu
 672										(path->
 673										 usDeviceTag),
 674										caps);
 675						}
 676					}
 677				} else if (grph_obj_type == GRAPH_OBJECT_TYPE_ROUTER) {
 678					for (k = 0; k < router_obj->ucNumberOfObjects; k++) {
 679						u16 router_obj_id = le16_to_cpu(router_obj->asObjects[k].usObjectID);
 680						if (le16_to_cpu(path->usGraphicObjIds[j]) == router_obj_id) {
 681							ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *)
 682								(ctx->bios + data_offset +
 683								 le16_to_cpu(router_obj->asObjects[k].usRecordOffset));
 684							ATOM_I2C_RECORD *i2c_record;
 685							ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 686							ATOM_ROUTER_DDC_PATH_SELECT_RECORD *ddc_path;
 687							ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *cd_path;
 688							ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *router_src_dst_table =
 689								(ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *)
 690								(ctx->bios + data_offset +
 691								 le16_to_cpu(router_obj->asObjects[k].usSrcDstTableOffset));
 692							u8 *num_dst_objs = (u8 *)
 693								((u8 *)router_src_dst_table + 1 +
 694								 (router_src_dst_table->ucNumberOfSrc * 2));
 695							u16 *dst_objs = (u16 *)(num_dst_objs + 1);
 696							int enum_id;
 697
 698							router.router_id = router_obj_id;
 699							for (enum_id = 0; enum_id < (*num_dst_objs); enum_id++) {
 700								if (le16_to_cpu(path->usConnObjectId) ==
 701								    le16_to_cpu(dst_objs[enum_id]))
 702									break;
 703							}
 704
 705							while (record->ucRecordSize > 0 &&
 706							       record->ucRecordType > 0 &&
 707							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 708								switch (record->ucRecordType) {
 709								case ATOM_I2C_RECORD_TYPE:
 710									i2c_record =
 711										(ATOM_I2C_RECORD *)
 712										record;
 713									i2c_config =
 714										(ATOM_I2C_ID_CONFIG_ACCESS *)
 715										&i2c_record->sucI2cId;
 716									router.i2c_info =
 717										radeon_lookup_i2c_gpio(rdev,
 718												       i2c_config->
 719												       ucAccess);
 720									router.i2c_addr = i2c_record->ucI2CAddr >> 1;
 721									break;
 722								case ATOM_ROUTER_DDC_PATH_SELECT_RECORD_TYPE:
 723									ddc_path = (ATOM_ROUTER_DDC_PATH_SELECT_RECORD *)
 724										record;
 725									router.ddc_valid = true;
 726									router.ddc_mux_type = ddc_path->ucMuxType;
 727									router.ddc_mux_control_pin = ddc_path->ucMuxControlPin;
 728									router.ddc_mux_state = ddc_path->ucMuxState[enum_id];
 729									break;
 730								case ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD_TYPE:
 731									cd_path = (ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *)
 732										record;
 733									router.cd_valid = true;
 734									router.cd_mux_type = cd_path->ucMuxType;
 735									router.cd_mux_control_pin = cd_path->ucMuxControlPin;
 736									router.cd_mux_state = cd_path->ucMuxState[enum_id];
 737									break;
 738								}
 739								record = (ATOM_COMMON_RECORD_HEADER *)
 740									((char *)record + record->ucRecordSize);
 741							}
 742						}
 743					}
 744				}
 745			}
 746
 747			/* look up gpio for ddc, hpd */
 748			ddc_bus.valid = false;
 749			hpd.hpd = RADEON_HPD_NONE;
 750			if ((le16_to_cpu(path->usDeviceTag) &
 751			     (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) == 0) {
 752				for (j = 0; j < con_obj->ucNumberOfObjects; j++) {
 753					if (le16_to_cpu(path->usConnObjectId) ==
 754					    le16_to_cpu(con_obj->asObjects[j].
 755							usObjectID)) {
 756						ATOM_COMMON_RECORD_HEADER
 757						    *record =
 758						    (ATOM_COMMON_RECORD_HEADER
 759						     *)
 760						    (ctx->bios + data_offset +
 761						     le16_to_cpu(con_obj->
 762								 asObjects[j].
 763								 usRecordOffset));
 764						ATOM_I2C_RECORD *i2c_record;
 765						ATOM_HPD_INT_RECORD *hpd_record;
 766						ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 767
 768						while (record->ucRecordSize > 0 &&
 769						       record->ucRecordType > 0 &&
 770						       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 771							switch (record->ucRecordType) {
 772							case ATOM_I2C_RECORD_TYPE:
 773								i2c_record =
 774								    (ATOM_I2C_RECORD *)
 775									record;
 776								i2c_config =
 777									(ATOM_I2C_ID_CONFIG_ACCESS *)
 778									&i2c_record->sucI2cId;
 779								ddc_bus = radeon_lookup_i2c_gpio(rdev,
 780												 i2c_config->
 781												 ucAccess);
 782								break;
 783							case ATOM_HPD_INT_RECORD_TYPE:
 784								hpd_record =
 785									(ATOM_HPD_INT_RECORD *)
 786									record;
 787								gpio = radeon_atombios_lookup_gpio(rdev,
 788											  hpd_record->ucHPDIntGPIOID);
 789								hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
 790								hpd.plugged_state = hpd_record->ucPlugged_PinState;
 791								break;
 792							}
 793							record =
 794							    (ATOM_COMMON_RECORD_HEADER
 795							     *) ((char *)record
 796								 +
 797								 record->
 798								 ucRecordSize);
 799						}
 800						break;
 801					}
 802				}
 803			}
 804
 805			/* needed for aux chan transactions */
 806			ddc_bus.hpd = hpd.hpd;
 807
 808			conn_id = le16_to_cpu(path->usConnObjectId);
 809
 810			if (!radeon_atom_apply_quirks
 811			    (dev, le16_to_cpu(path->usDeviceTag), &connector_type,
 812			     &ddc_bus, &conn_id, &hpd))
 813				continue;
 814
 815			radeon_add_atom_connector(dev,
 816						  conn_id,
 817						  le16_to_cpu(path->
 818							      usDeviceTag),
 819						  connector_type, &ddc_bus,
 820						  igp_lane_info,
 821						  connector_object_id,
 822						  &hpd,
 823						  &router);
 824
 825		}
 826	}
 827
 828	radeon_link_encoder_connector(dev);
 829	return true;
 830}
 831
 832static uint16_t atombios_get_connector_object_id(struct drm_device *dev,
 833						 int connector_type,
 834						 uint16_t devices)
 835{
 836	struct radeon_device *rdev = dev->dev_private;
 837
 838	if (rdev->flags & RADEON_IS_IGP) {
 839		return supported_devices_connector_object_id_convert
 840			[connector_type];
 841	} else if (((connector_type == DRM_MODE_CONNECTOR_DVII) ||
 842		    (connector_type == DRM_MODE_CONNECTOR_DVID)) &&
 843		   (devices & ATOM_DEVICE_DFP2_SUPPORT))  {
 844		struct radeon_mode_info *mode_info = &rdev->mode_info;
 845		struct atom_context *ctx = mode_info->atom_context;
 846		int index = GetIndexIntoMasterTable(DATA, XTMDS_Info);
 847		uint16_t size, data_offset;
 848		uint8_t frev, crev;
 849		ATOM_XTMDS_INFO *xtmds;
 850
 851		if (atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) {
 852			xtmds = (ATOM_XTMDS_INFO *)(ctx->bios + data_offset);
 853
 854			if (xtmds->ucSupportedLink & ATOM_XTMDS_SUPPORTED_DUALLINK) {
 855				if (connector_type == DRM_MODE_CONNECTOR_DVII)
 856					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
 857				else
 858					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
 859			} else {
 860				if (connector_type == DRM_MODE_CONNECTOR_DVII)
 861					return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
 862				else
 863					return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
 864			}
 865		} else
 866			return supported_devices_connector_object_id_convert
 867				[connector_type];
 868	} else {
 869		return supported_devices_connector_object_id_convert
 870			[connector_type];
 871	}
 872}
 873
 874struct bios_connector {
 875	bool valid;
 876	uint16_t line_mux;
 877	uint16_t devices;
 878	int connector_type;
 879	struct radeon_i2c_bus_rec ddc_bus;
 880	struct radeon_hpd hpd;
 881};
 882
 883bool radeon_get_atom_connector_info_from_supported_devices_table(struct
 884								 drm_device
 885								 *dev)
 886{
 887	struct radeon_device *rdev = dev->dev_private;
 888	struct radeon_mode_info *mode_info = &rdev->mode_info;
 889	struct atom_context *ctx = mode_info->atom_context;
 890	int index = GetIndexIntoMasterTable(DATA, SupportedDevicesInfo);
 891	uint16_t size, data_offset;
 892	uint8_t frev, crev;
 893	uint16_t device_support;
 894	uint8_t dac;
 895	union atom_supported_devices *supported_devices;
 896	int i, j, max_device;
 897	struct bios_connector *bios_connectors;
 898	size_t bc_size = sizeof(*bios_connectors) * ATOM_MAX_SUPPORTED_DEVICE;
 899	struct radeon_router router;
 900
 901	router.ddc_valid = false;
 902	router.cd_valid = false;
 903
 904	bios_connectors = kzalloc(bc_size, GFP_KERNEL);
 905	if (!bios_connectors)
 906		return false;
 907
 908	if (!atom_parse_data_header(ctx, index, &size, &frev, &crev,
 909				    &data_offset)) {
 910		kfree(bios_connectors);
 911		return false;
 912	}
 913
 914	supported_devices =
 915	    (union atom_supported_devices *)(ctx->bios + data_offset);
 916
 917	device_support = le16_to_cpu(supported_devices->info.usDeviceSupport);
 918
 919	if (frev > 1)
 920		max_device = ATOM_MAX_SUPPORTED_DEVICE;
 921	else
 922		max_device = ATOM_MAX_SUPPORTED_DEVICE_INFO;
 923
 924	for (i = 0; i < max_device; i++) {
 925		ATOM_CONNECTOR_INFO_I2C ci =
 926		    supported_devices->info.asConnInfo[i];
 
 
 
 
 927
 928		bios_connectors[i].valid = false;
 929
 930		if (!(device_support & (1 << i))) {
 931			continue;
 932		}
 933
 934		if (i == ATOM_DEVICE_CV_INDEX) {
 935			DRM_DEBUG_KMS("Skipping Component Video\n");
 936			continue;
 937		}
 938
 939		bios_connectors[i].connector_type =
 940		    supported_devices_connector_convert[ci.sucConnectorInfo.
 941							sbfAccess.
 942							bfConnectorType];
 943
 944		if (bios_connectors[i].connector_type ==
 945		    DRM_MODE_CONNECTOR_Unknown)
 946			continue;
 947
 948		dac = ci.sucConnectorInfo.sbfAccess.bfAssociatedDAC;
 949
 950		bios_connectors[i].line_mux =
 951			ci.sucI2cId.ucAccess;
 952
 953		/* give tv unique connector ids */
 954		if (i == ATOM_DEVICE_TV1_INDEX) {
 955			bios_connectors[i].ddc_bus.valid = false;
 956			bios_connectors[i].line_mux = 50;
 957		} else if (i == ATOM_DEVICE_TV2_INDEX) {
 958			bios_connectors[i].ddc_bus.valid = false;
 959			bios_connectors[i].line_mux = 51;
 960		} else if (i == ATOM_DEVICE_CV_INDEX) {
 961			bios_connectors[i].ddc_bus.valid = false;
 962			bios_connectors[i].line_mux = 52;
 963		} else
 964			bios_connectors[i].ddc_bus =
 965			    radeon_lookup_i2c_gpio(rdev,
 966						   bios_connectors[i].line_mux);
 967
 968		if ((crev > 1) && (frev > 1)) {
 969			u8 isb = supported_devices->info_2d1.asIntSrcInfo[i].ucIntSrcBitmap;
 970			switch (isb) {
 971			case 0x4:
 972				bios_connectors[i].hpd.hpd = RADEON_HPD_1;
 973				break;
 974			case 0xa:
 975				bios_connectors[i].hpd.hpd = RADEON_HPD_2;
 976				break;
 977			default:
 978				bios_connectors[i].hpd.hpd = RADEON_HPD_NONE;
 979				break;
 980			}
 981		} else {
 982			if (i == ATOM_DEVICE_DFP1_INDEX)
 983				bios_connectors[i].hpd.hpd = RADEON_HPD_1;
 984			else if (i == ATOM_DEVICE_DFP2_INDEX)
 985				bios_connectors[i].hpd.hpd = RADEON_HPD_2;
 986			else
 987				bios_connectors[i].hpd.hpd = RADEON_HPD_NONE;
 988		}
 989
 990		/* Always set the connector type to VGA for CRT1/CRT2. if they are
 991		 * shared with a DVI port, we'll pick up the DVI connector when we
 992		 * merge the outputs.  Some bioses incorrectly list VGA ports as DVI.
 993		 */
 994		if (i == ATOM_DEVICE_CRT1_INDEX || i == ATOM_DEVICE_CRT2_INDEX)
 995			bios_connectors[i].connector_type =
 996			    DRM_MODE_CONNECTOR_VGA;
 997
 998		if (!radeon_atom_apply_quirks
 999		    (dev, (1 << i), &bios_connectors[i].connector_type,
1000		     &bios_connectors[i].ddc_bus, &bios_connectors[i].line_mux,
1001		     &bios_connectors[i].hpd))
1002			continue;
1003
1004		bios_connectors[i].valid = true;
1005		bios_connectors[i].devices = (1 << i);
1006
1007		if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom)
1008			radeon_add_atom_encoder(dev,
1009						radeon_get_encoder_enum(dev,
1010								      (1 << i),
1011								      dac),
1012						(1 << i),
1013						0);
1014		else
1015			radeon_add_legacy_encoder(dev,
1016						  radeon_get_encoder_enum(dev,
1017									(1 << i),
1018									dac),
1019						  (1 << i));
1020	}
1021
1022	/* combine shared connectors */
1023	for (i = 0; i < max_device; i++) {
1024		if (bios_connectors[i].valid) {
1025			for (j = 0; j < max_device; j++) {
1026				if (bios_connectors[j].valid && (i != j)) {
1027					if (bios_connectors[i].line_mux ==
1028					    bios_connectors[j].line_mux) {
1029						/* make sure not to combine LVDS */
1030						if (bios_connectors[i].devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1031							bios_connectors[i].line_mux = 53;
1032							bios_connectors[i].ddc_bus.valid = false;
1033							continue;
1034						}
1035						if (bios_connectors[j].devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1036							bios_connectors[j].line_mux = 53;
1037							bios_connectors[j].ddc_bus.valid = false;
1038							continue;
1039						}
1040						/* combine analog and digital for DVI-I */
1041						if (((bios_connectors[i].devices & (ATOM_DEVICE_DFP_SUPPORT)) &&
1042						     (bios_connectors[j].devices & (ATOM_DEVICE_CRT_SUPPORT))) ||
1043						    ((bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT)) &&
1044						     (bios_connectors[i].devices & (ATOM_DEVICE_CRT_SUPPORT)))) {
1045							bios_connectors[i].devices |=
1046								bios_connectors[j].devices;
1047							bios_connectors[i].connector_type =
1048								DRM_MODE_CONNECTOR_DVII;
1049							if (bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT))
1050								bios_connectors[i].hpd =
1051									bios_connectors[j].hpd;
1052							bios_connectors[j].valid = false;
1053						}
1054					}
1055				}
1056			}
1057		}
1058	}
1059
1060	/* add the connectors */
1061	for (i = 0; i < max_device; i++) {
1062		if (bios_connectors[i].valid) {
1063			uint16_t connector_object_id =
1064				atombios_get_connector_object_id(dev,
1065						      bios_connectors[i].connector_type,
1066						      bios_connectors[i].devices);
1067			radeon_add_atom_connector(dev,
1068						  bios_connectors[i].line_mux,
1069						  bios_connectors[i].devices,
1070						  bios_connectors[i].
1071						  connector_type,
1072						  &bios_connectors[i].ddc_bus,
1073						  0,
1074						  connector_object_id,
1075						  &bios_connectors[i].hpd,
1076						  &router);
1077		}
1078	}
1079
1080	radeon_link_encoder_connector(dev);
1081
1082	kfree(bios_connectors);
1083	return true;
1084}
1085
1086union firmware_info {
1087	ATOM_FIRMWARE_INFO info;
1088	ATOM_FIRMWARE_INFO_V1_2 info_12;
1089	ATOM_FIRMWARE_INFO_V1_3 info_13;
1090	ATOM_FIRMWARE_INFO_V1_4 info_14;
1091	ATOM_FIRMWARE_INFO_V2_1 info_21;
1092	ATOM_FIRMWARE_INFO_V2_2 info_22;
1093};
1094
1095union igp_info {
1096	struct _ATOM_INTEGRATED_SYSTEM_INFO info;
1097	struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
1098	struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
1099	struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7;
1100	struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8;
1101};
1102
1103static void radeon_atombios_get_dentist_vco_freq(struct radeon_device *rdev)
1104{
1105	struct radeon_mode_info *mode_info = &rdev->mode_info;
1106	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1107	union igp_info *igp_info;
1108	u8 frev, crev;
1109	u16 data_offset;
1110
1111	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1112			&frev, &crev, &data_offset)) {
1113		igp_info = (union igp_info *)(mode_info->atom_context->bios +
1114			data_offset);
1115		rdev->clock.vco_freq =
1116			le32_to_cpu(igp_info->info_6.ulDentistVCOFreq);
1117	}
1118}
1119
1120bool radeon_atom_get_clock_info(struct drm_device *dev)
1121{
1122	struct radeon_device *rdev = dev->dev_private;
1123	struct radeon_mode_info *mode_info = &rdev->mode_info;
1124	int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
1125	union firmware_info *firmware_info;
1126	uint8_t frev, crev;
1127	struct radeon_pll *p1pll = &rdev->clock.p1pll;
1128	struct radeon_pll *p2pll = &rdev->clock.p2pll;
1129	struct radeon_pll *dcpll = &rdev->clock.dcpll;
1130	struct radeon_pll *spll = &rdev->clock.spll;
1131	struct radeon_pll *mpll = &rdev->clock.mpll;
1132	uint16_t data_offset;
1133
1134	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1135				   &frev, &crev, &data_offset)) {
1136		firmware_info =
1137			(union firmware_info *)(mode_info->atom_context->bios +
1138						data_offset);
1139		/* pixel clocks */
1140		p1pll->reference_freq =
1141		    le16_to_cpu(firmware_info->info.usReferenceClock);
1142		p1pll->reference_div = 0;
1143
1144		if ((frev < 2) && (crev < 2))
1145			p1pll->pll_out_min =
1146				le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
1147		else
1148			p1pll->pll_out_min =
1149				le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
1150		p1pll->pll_out_max =
1151		    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
1152
1153		if (((frev < 2) && (crev >= 4)) || (frev >= 2)) {
1154			p1pll->lcd_pll_out_min =
1155				le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
1156			if (p1pll->lcd_pll_out_min == 0)
1157				p1pll->lcd_pll_out_min = p1pll->pll_out_min;
1158			p1pll->lcd_pll_out_max =
1159				le16_to_cpu(firmware_info->info_14.usLcdMaxPixelClockPLL_Output) * 100;
1160			if (p1pll->lcd_pll_out_max == 0)
1161				p1pll->lcd_pll_out_max = p1pll->pll_out_max;
1162		} else {
1163			p1pll->lcd_pll_out_min = p1pll->pll_out_min;
1164			p1pll->lcd_pll_out_max = p1pll->pll_out_max;
1165		}
1166
1167		if (p1pll->pll_out_min == 0) {
1168			if (ASIC_IS_AVIVO(rdev))
1169				p1pll->pll_out_min = 64800;
1170			else
1171				p1pll->pll_out_min = 20000;
1172		}
1173
1174		p1pll->pll_in_min =
1175		    le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Input);
1176		p1pll->pll_in_max =
1177		    le16_to_cpu(firmware_info->info.usMaxPixelClockPLL_Input);
1178
1179		*p2pll = *p1pll;
1180
1181		/* system clock */
1182		if (ASIC_IS_DCE4(rdev))
1183			spll->reference_freq =
1184				le16_to_cpu(firmware_info->info_21.usCoreReferenceClock);
1185		else
1186			spll->reference_freq =
1187				le16_to_cpu(firmware_info->info.usReferenceClock);
1188		spll->reference_div = 0;
1189
1190		spll->pll_out_min =
1191		    le16_to_cpu(firmware_info->info.usMinEngineClockPLL_Output);
1192		spll->pll_out_max =
1193		    le32_to_cpu(firmware_info->info.ulMaxEngineClockPLL_Output);
1194
1195		/* ??? */
1196		if (spll->pll_out_min == 0) {
1197			if (ASIC_IS_AVIVO(rdev))
1198				spll->pll_out_min = 64800;
1199			else
1200				spll->pll_out_min = 20000;
1201		}
1202
1203		spll->pll_in_min =
1204		    le16_to_cpu(firmware_info->info.usMinEngineClockPLL_Input);
1205		spll->pll_in_max =
1206		    le16_to_cpu(firmware_info->info.usMaxEngineClockPLL_Input);
1207
1208		/* memory clock */
1209		if (ASIC_IS_DCE4(rdev))
1210			mpll->reference_freq =
1211				le16_to_cpu(firmware_info->info_21.usMemoryReferenceClock);
1212		else
1213			mpll->reference_freq =
1214				le16_to_cpu(firmware_info->info.usReferenceClock);
1215		mpll->reference_div = 0;
1216
1217		mpll->pll_out_min =
1218		    le16_to_cpu(firmware_info->info.usMinMemoryClockPLL_Output);
1219		mpll->pll_out_max =
1220		    le32_to_cpu(firmware_info->info.ulMaxMemoryClockPLL_Output);
1221
1222		/* ??? */
1223		if (mpll->pll_out_min == 0) {
1224			if (ASIC_IS_AVIVO(rdev))
1225				mpll->pll_out_min = 64800;
1226			else
1227				mpll->pll_out_min = 20000;
1228		}
1229
1230		mpll->pll_in_min =
1231		    le16_to_cpu(firmware_info->info.usMinMemoryClockPLL_Input);
1232		mpll->pll_in_max =
1233		    le16_to_cpu(firmware_info->info.usMaxMemoryClockPLL_Input);
1234
1235		rdev->clock.default_sclk =
1236		    le32_to_cpu(firmware_info->info.ulDefaultEngineClock);
1237		rdev->clock.default_mclk =
1238		    le32_to_cpu(firmware_info->info.ulDefaultMemoryClock);
1239
1240		if (ASIC_IS_DCE4(rdev)) {
1241			rdev->clock.default_dispclk =
1242				le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq);
1243			if (rdev->clock.default_dispclk == 0) {
1244				if (ASIC_IS_DCE6(rdev))
1245					rdev->clock.default_dispclk = 60000; /* 600 Mhz */
1246				else if (ASIC_IS_DCE5(rdev))
1247					rdev->clock.default_dispclk = 54000; /* 540 Mhz */
1248				else
1249					rdev->clock.default_dispclk = 60000; /* 600 Mhz */
1250			}
1251			/* set a reasonable default for DP */
1252			if (ASIC_IS_DCE6(rdev) && (rdev->clock.default_dispclk < 53900)) {
1253				DRM_INFO("Changing default dispclk from %dMhz to 600Mhz\n",
1254					 rdev->clock.default_dispclk / 100);
1255				rdev->clock.default_dispclk = 60000;
1256			}
1257			rdev->clock.dp_extclk =
1258				le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
1259			rdev->clock.current_dispclk = rdev->clock.default_dispclk;
1260		}
1261		*dcpll = *p1pll;
1262
1263		rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
1264		if (rdev->clock.max_pixel_clock == 0)
1265			rdev->clock.max_pixel_clock = 40000;
1266
1267		/* not technically a clock, but... */
1268		rdev->mode_info.firmware_flags =
1269			le16_to_cpu(firmware_info->info.usFirmwareCapability.susAccess);
1270
1271		if (ASIC_IS_DCE8(rdev))
1272			rdev->clock.vco_freq =
1273				le32_to_cpu(firmware_info->info_22.ulGPUPLL_OutputFreq);
1274		else if (ASIC_IS_DCE5(rdev))
1275			rdev->clock.vco_freq = rdev->clock.current_dispclk;
1276		else if (ASIC_IS_DCE41(rdev))
1277			radeon_atombios_get_dentist_vco_freq(rdev);
1278		else
1279			rdev->clock.vco_freq = rdev->clock.current_dispclk;
1280
1281		if (rdev->clock.vco_freq == 0)
1282			rdev->clock.vco_freq = 360000;	/* 3.6 GHz */
1283
1284		return true;
1285	}
1286
1287	return false;
1288}
1289
1290bool radeon_atombios_sideport_present(struct radeon_device *rdev)
1291{
1292	struct radeon_mode_info *mode_info = &rdev->mode_info;
1293	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1294	union igp_info *igp_info;
1295	u8 frev, crev;
1296	u16 data_offset;
1297
1298	/* sideport is AMD only */
1299	if (rdev->family == CHIP_RS600)
1300		return false;
1301
1302	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1303				   &frev, &crev, &data_offset)) {
1304		igp_info = (union igp_info *)(mode_info->atom_context->bios +
1305				      data_offset);
1306		switch (crev) {
1307		case 1:
1308			if (le32_to_cpu(igp_info->info.ulBootUpMemoryClock))
1309				return true;
1310			break;
1311		case 2:
1312			if (le32_to_cpu(igp_info->info_2.ulBootUpSidePortClock))
1313				return true;
1314			break;
1315		default:
1316			DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
1317			break;
1318		}
1319	}
1320	return false;
1321}
1322
1323bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
1324				   struct radeon_encoder_int_tmds *tmds)
1325{
1326	struct drm_device *dev = encoder->base.dev;
1327	struct radeon_device *rdev = dev->dev_private;
1328	struct radeon_mode_info *mode_info = &rdev->mode_info;
1329	int index = GetIndexIntoMasterTable(DATA, TMDS_Info);
1330	uint16_t data_offset;
1331	struct _ATOM_TMDS_INFO *tmds_info;
1332	uint8_t frev, crev;
1333	uint16_t maxfreq;
1334	int i;
1335
1336	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1337				   &frev, &crev, &data_offset)) {
1338		tmds_info =
1339			(struct _ATOM_TMDS_INFO *)(mode_info->atom_context->bios +
1340						   data_offset);
1341
1342		maxfreq = le16_to_cpu(tmds_info->usMaxFrequency);
1343		for (i = 0; i < 4; i++) {
1344			tmds->tmds_pll[i].freq =
1345			    le16_to_cpu(tmds_info->asMiscInfo[i].usFrequency);
1346			tmds->tmds_pll[i].value =
1347			    tmds_info->asMiscInfo[i].ucPLL_ChargePump & 0x3f;
1348			tmds->tmds_pll[i].value |=
1349			    (tmds_info->asMiscInfo[i].
1350			     ucPLL_VCO_Gain & 0x3f) << 6;
1351			tmds->tmds_pll[i].value |=
1352			    (tmds_info->asMiscInfo[i].
1353			     ucPLL_DutyCycle & 0xf) << 12;
1354			tmds->tmds_pll[i].value |=
1355			    (tmds_info->asMiscInfo[i].
1356			     ucPLL_VoltageSwing & 0xf) << 16;
1357
1358			DRM_DEBUG_KMS("TMDS PLL From ATOMBIOS %u %x\n",
1359				  tmds->tmds_pll[i].freq,
1360				  tmds->tmds_pll[i].value);
1361
1362			if (maxfreq == tmds->tmds_pll[i].freq) {
1363				tmds->tmds_pll[i].freq = 0xffffffff;
1364				break;
1365			}
1366		}
1367		return true;
1368	}
1369	return false;
1370}
1371
1372bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
1373				      struct radeon_atom_ss *ss,
1374				      int id)
1375{
1376	struct radeon_mode_info *mode_info = &rdev->mode_info;
1377	int index = GetIndexIntoMasterTable(DATA, PPLL_SS_Info);
1378	uint16_t data_offset, size;
1379	struct _ATOM_SPREAD_SPECTRUM_INFO *ss_info;
1380	struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT *ss_assign;
1381	uint8_t frev, crev;
1382	int i, num_indices;
1383
1384	memset(ss, 0, sizeof(struct radeon_atom_ss));
1385	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1386				   &frev, &crev, &data_offset)) {
1387		ss_info =
1388			(struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset);
1389
1390		num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1391			sizeof(ATOM_SPREAD_SPECTRUM_ASSIGNMENT);
1392		ss_assign = (struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT*)
1393			((u8 *)&ss_info->asSS_Info[0]);
1394		for (i = 0; i < num_indices; i++) {
1395			if (ss_assign->ucSS_Id == id) {
1396				ss->percentage =
1397					le16_to_cpu(ss_assign->usSpreadSpectrumPercentage);
1398				ss->type = ss_assign->ucSpreadSpectrumType;
1399				ss->step = ss_assign->ucSS_Step;
1400				ss->delay = ss_assign->ucSS_Delay;
1401				ss->range = ss_assign->ucSS_Range;
1402				ss->refdiv = ss_assign->ucRecommendedRef_Div;
1403				return true;
1404			}
1405			ss_assign = (struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT*)
1406				((u8 *)ss_assign + sizeof(struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT));
1407		}
1408	}
1409	return false;
1410}
1411
1412static void radeon_atombios_get_igp_ss_overrides(struct radeon_device *rdev,
1413						 struct radeon_atom_ss *ss,
1414						 int id)
1415{
1416	struct radeon_mode_info *mode_info = &rdev->mode_info;
1417	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
1418	u16 data_offset, size;
1419	union igp_info *igp_info;
1420	u8 frev, crev;
1421	u16 percentage = 0, rate = 0;
1422
1423	/* get any igp specific overrides */
1424	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1425				   &frev, &crev, &data_offset)) {
1426		igp_info = (union igp_info *)
1427			(mode_info->atom_context->bios + data_offset);
1428		switch (crev) {
1429		case 6:
1430			switch (id) {
1431			case ASIC_INTERNAL_SS_ON_TMDS:
1432				percentage = le16_to_cpu(igp_info->info_6.usDVISSPercentage);
1433				rate = le16_to_cpu(igp_info->info_6.usDVISSpreadRateIn10Hz);
1434				break;
1435			case ASIC_INTERNAL_SS_ON_HDMI:
1436				percentage = le16_to_cpu(igp_info->info_6.usHDMISSPercentage);
1437				rate = le16_to_cpu(igp_info->info_6.usHDMISSpreadRateIn10Hz);
1438				break;
1439			case ASIC_INTERNAL_SS_ON_LVDS:
1440				percentage = le16_to_cpu(igp_info->info_6.usLvdsSSPercentage);
1441				rate = le16_to_cpu(igp_info->info_6.usLvdsSSpreadRateIn10Hz);
1442				break;
1443			}
1444			break;
1445		case 7:
1446			switch (id) {
1447			case ASIC_INTERNAL_SS_ON_TMDS:
1448				percentage = le16_to_cpu(igp_info->info_7.usDVISSPercentage);
1449				rate = le16_to_cpu(igp_info->info_7.usDVISSpreadRateIn10Hz);
1450				break;
1451			case ASIC_INTERNAL_SS_ON_HDMI:
1452				percentage = le16_to_cpu(igp_info->info_7.usHDMISSPercentage);
1453				rate = le16_to_cpu(igp_info->info_7.usHDMISSpreadRateIn10Hz);
1454				break;
1455			case ASIC_INTERNAL_SS_ON_LVDS:
1456				percentage = le16_to_cpu(igp_info->info_7.usLvdsSSPercentage);
1457				rate = le16_to_cpu(igp_info->info_7.usLvdsSSpreadRateIn10Hz);
1458				break;
1459			}
1460			break;
1461		case 8:
1462			switch (id) {
1463			case ASIC_INTERNAL_SS_ON_TMDS:
1464				percentage = le16_to_cpu(igp_info->info_8.usDVISSPercentage);
1465				rate = le16_to_cpu(igp_info->info_8.usDVISSpreadRateIn10Hz);
1466				break;
1467			case ASIC_INTERNAL_SS_ON_HDMI:
1468				percentage = le16_to_cpu(igp_info->info_8.usHDMISSPercentage);
1469				rate = le16_to_cpu(igp_info->info_8.usHDMISSpreadRateIn10Hz);
1470				break;
1471			case ASIC_INTERNAL_SS_ON_LVDS:
1472				percentage = le16_to_cpu(igp_info->info_8.usLvdsSSPercentage);
1473				rate = le16_to_cpu(igp_info->info_8.usLvdsSSpreadRateIn10Hz);
1474				break;
1475			}
1476			break;
1477		default:
1478			DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
1479			break;
1480		}
1481		if (percentage)
1482			ss->percentage = percentage;
1483		if (rate)
1484			ss->rate = rate;
1485	}
1486}
1487
1488union asic_ss_info {
1489	struct _ATOM_ASIC_INTERNAL_SS_INFO info;
1490	struct _ATOM_ASIC_INTERNAL_SS_INFO_V2 info_2;
1491	struct _ATOM_ASIC_INTERNAL_SS_INFO_V3 info_3;
1492};
1493
1494union asic_ss_assignment {
1495	struct _ATOM_ASIC_SS_ASSIGNMENT v1;
1496	struct _ATOM_ASIC_SS_ASSIGNMENT_V2 v2;
1497	struct _ATOM_ASIC_SS_ASSIGNMENT_V3 v3;
1498};
1499
1500bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
1501				      struct radeon_atom_ss *ss,
1502				      int id, u32 clock)
1503{
1504	struct radeon_mode_info *mode_info = &rdev->mode_info;
1505	int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
1506	uint16_t data_offset, size;
1507	union asic_ss_info *ss_info;
1508	union asic_ss_assignment *ss_assign;
1509	uint8_t frev, crev;
1510	int i, num_indices;
1511
1512	if (id == ASIC_INTERNAL_MEMORY_SS) {
1513		if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_MEMORY_CLOCK_SS_SUPPORT))
1514			return false;
1515	}
1516	if (id == ASIC_INTERNAL_ENGINE_SS) {
1517		if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_ENGINE_CLOCK_SS_SUPPORT))
1518			return false;
1519	}
1520
1521	memset(ss, 0, sizeof(struct radeon_atom_ss));
1522	if (atom_parse_data_header(mode_info->atom_context, index, &size,
1523				   &frev, &crev, &data_offset)) {
1524
1525		ss_info =
1526			(union asic_ss_info *)(mode_info->atom_context->bios + data_offset);
1527
1528		switch (frev) {
1529		case 1:
1530			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1531				sizeof(ATOM_ASIC_SS_ASSIGNMENT);
1532
1533			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info.asSpreadSpectrum[0]);
1534			for (i = 0; i < num_indices; i++) {
1535				if ((ss_assign->v1.ucClockIndication == id) &&
1536				    (clock <= le32_to_cpu(ss_assign->v1.ulTargetClockRange))) {
1537					ss->percentage =
1538						le16_to_cpu(ss_assign->v1.usSpreadSpectrumPercentage);
1539					ss->type = ss_assign->v1.ucSpreadSpectrumMode;
1540					ss->rate = le16_to_cpu(ss_assign->v1.usSpreadRateInKhz);
1541					ss->percentage_divider = 100;
1542					return true;
1543				}
1544				ss_assign = (union asic_ss_assignment *)
1545					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT));
1546			}
1547			break;
1548		case 2:
1549			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1550				sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2);
1551			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info_2.asSpreadSpectrum[0]);
1552			for (i = 0; i < num_indices; i++) {
1553				if ((ss_assign->v2.ucClockIndication == id) &&
1554				    (clock <= le32_to_cpu(ss_assign->v2.ulTargetClockRange))) {
1555					ss->percentage =
1556						le16_to_cpu(ss_assign->v2.usSpreadSpectrumPercentage);
1557					ss->type = ss_assign->v2.ucSpreadSpectrumMode;
1558					ss->rate = le16_to_cpu(ss_assign->v2.usSpreadRateIn10Hz);
1559					ss->percentage_divider = 100;
1560					if ((crev == 2) &&
1561					    ((id == ASIC_INTERNAL_ENGINE_SS) ||
1562					     (id == ASIC_INTERNAL_MEMORY_SS)))
1563						ss->rate /= 100;
1564					return true;
1565				}
1566				ss_assign = (union asic_ss_assignment *)
1567					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2));
1568			}
1569			break;
1570		case 3:
1571			num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) /
1572				sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3);
1573			ss_assign = (union asic_ss_assignment *)((u8 *)&ss_info->info_3.asSpreadSpectrum[0]);
1574			for (i = 0; i < num_indices; i++) {
1575				if ((ss_assign->v3.ucClockIndication == id) &&
1576				    (clock <= le32_to_cpu(ss_assign->v3.ulTargetClockRange))) {
1577					ss->percentage =
1578						le16_to_cpu(ss_assign->v3.usSpreadSpectrumPercentage);
1579					ss->type = ss_assign->v3.ucSpreadSpectrumMode;
1580					ss->rate = le16_to_cpu(ss_assign->v3.usSpreadRateIn10Hz);
1581					if (ss_assign->v3.ucSpreadSpectrumMode &
1582					    SS_MODE_V3_PERCENTAGE_DIV_BY_1000_MASK)
1583						ss->percentage_divider = 1000;
1584					else
1585						ss->percentage_divider = 100;
1586					if ((id == ASIC_INTERNAL_ENGINE_SS) ||
1587					    (id == ASIC_INTERNAL_MEMORY_SS))
1588						ss->rate /= 100;
1589					if (rdev->flags & RADEON_IS_IGP)
1590						radeon_atombios_get_igp_ss_overrides(rdev, ss, id);
1591					return true;
1592				}
1593				ss_assign = (union asic_ss_assignment *)
1594					((u8 *)ss_assign + sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3));
1595			}
1596			break;
1597		default:
1598			DRM_ERROR("Unsupported ASIC_InternalSS_Info table: %d %d\n", frev, crev);
1599			break;
1600		}
1601
1602	}
1603	return false;
1604}
1605
1606union lvds_info {
1607	struct _ATOM_LVDS_INFO info;
1608	struct _ATOM_LVDS_INFO_V12 info_12;
1609};
1610
1611struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
1612							      radeon_encoder
1613							      *encoder)
1614{
1615	struct drm_device *dev = encoder->base.dev;
1616	struct radeon_device *rdev = dev->dev_private;
1617	struct radeon_mode_info *mode_info = &rdev->mode_info;
1618	int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
1619	uint16_t data_offset, misc;
1620	union lvds_info *lvds_info;
1621	uint8_t frev, crev;
1622	struct radeon_encoder_atom_dig *lvds = NULL;
1623	int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1624
1625	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1626				   &frev, &crev, &data_offset)) {
1627		lvds_info =
1628			(union lvds_info *)(mode_info->atom_context->bios + data_offset);
1629		lvds =
1630		    kzalloc(sizeof(struct radeon_encoder_atom_dig), GFP_KERNEL);
1631
1632		if (!lvds)
1633			return NULL;
1634
1635		lvds->native_mode.clock =
1636		    le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
1637		lvds->native_mode.hdisplay =
1638		    le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
1639		lvds->native_mode.vdisplay =
1640		    le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
1641		lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1642			le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
1643		lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1644			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
1645		lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1646			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
1647		lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1648			le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
1649		lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1650			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
1651		lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1652			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
1653		lvds->panel_pwr_delay =
1654		    le16_to_cpu(lvds_info->info.usOffDelayInMs);
1655		lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
1656
1657		misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
1658		if (misc & ATOM_VSYNC_POLARITY)
1659			lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
1660		if (misc & ATOM_HSYNC_POLARITY)
1661			lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
1662		if (misc & ATOM_COMPOSITESYNC)
1663			lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
1664		if (misc & ATOM_INTERLACE)
1665			lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
1666		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1667			lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
1668
1669		lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
1670		lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
1671
1672		/* set crtc values */
1673		drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1674
1675		lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
1676
1677		encoder->native_mode = lvds->native_mode;
1678
1679		if (encoder_enum == 2)
1680			lvds->linkb = true;
1681		else
1682			lvds->linkb = false;
1683
1684		/* parse the lcd record table */
1685		if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
1686			ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
1687			ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
1688			bool bad_record = false;
1689			u8 *record;
1690
1691			if ((frev == 1) && (crev < 2))
1692				/* absolute */
1693				record = (u8 *)(mode_info->atom_context->bios +
1694						le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1695			else
1696				/* relative */
1697				record = (u8 *)(mode_info->atom_context->bios +
1698						data_offset +
1699						le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1700			while (*record != ATOM_RECORD_END_TYPE) {
1701				switch (*record) {
1702				case LCD_MODE_PATCH_RECORD_MODE_TYPE:
1703					record += sizeof(ATOM_PATCH_RECORD_MODE);
1704					break;
1705				case LCD_RTS_RECORD_TYPE:
1706					record += sizeof(ATOM_LCD_RTS_RECORD);
1707					break;
1708				case LCD_CAP_RECORD_TYPE:
1709					record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
1710					break;
1711				case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
1712					fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
1713					if (fake_edid_record->ucFakeEDIDLength) {
1714						struct edid *edid;
1715						int edid_size =
1716							max((int)EDID_LENGTH, (int)fake_edid_record->ucFakeEDIDLength);
1717						edid = kmalloc(edid_size, GFP_KERNEL);
1718						if (edid) {
1719							memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0],
1720							       fake_edid_record->ucFakeEDIDLength);
1721
1722							if (drm_edid_is_valid(edid)) {
1723								rdev->mode_info.bios_hardcoded_edid = edid;
1724								rdev->mode_info.bios_hardcoded_edid_size = edid_size;
1725							} else
1726								kfree(edid);
1727						}
 
 
 
 
1728					}
1729					record += fake_edid_record->ucFakeEDIDLength ?
1730						  struct_size(fake_edid_record,
1731							      ucFakeEDIDString,
1732							      fake_edid_record->ucFakeEDIDLength) :
1733						  /* empty fake edid record must be 3 bytes long */
1734						  sizeof(ATOM_FAKE_EDID_PATCH_RECORD) + 1;
1735					break;
1736				case LCD_PANEL_RESOLUTION_RECORD_TYPE:
1737					panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
1738					lvds->native_mode.width_mm = panel_res_record->usHSize;
1739					lvds->native_mode.height_mm = panel_res_record->usVSize;
1740					record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
1741					break;
1742				default:
1743					DRM_ERROR("Bad LCD record %d\n", *record);
1744					bad_record = true;
1745					break;
1746				}
1747				if (bad_record)
1748					break;
1749			}
1750		}
1751	}
1752	return lvds;
1753}
1754
1755struct radeon_encoder_primary_dac *
1756radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder)
1757{
1758	struct drm_device *dev = encoder->base.dev;
1759	struct radeon_device *rdev = dev->dev_private;
1760	struct radeon_mode_info *mode_info = &rdev->mode_info;
1761	int index = GetIndexIntoMasterTable(DATA, CompassionateData);
1762	uint16_t data_offset;
1763	struct _COMPASSIONATE_DATA *dac_info;
1764	uint8_t frev, crev;
1765	uint8_t bg, dac;
1766	struct radeon_encoder_primary_dac *p_dac = NULL;
1767
1768	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1769				   &frev, &crev, &data_offset)) {
1770		dac_info = (struct _COMPASSIONATE_DATA *)
1771			(mode_info->atom_context->bios + data_offset);
1772
1773		p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac), GFP_KERNEL);
1774
1775		if (!p_dac)
1776			return NULL;
1777
1778		bg = dac_info->ucDAC1_BG_Adjustment;
1779		dac = dac_info->ucDAC1_DAC_Adjustment;
1780		p_dac->ps2_pdac_adj = (bg << 8) | (dac);
1781
1782	}
1783	return p_dac;
1784}
1785
1786bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
1787				struct drm_display_mode *mode)
1788{
1789	struct radeon_mode_info *mode_info = &rdev->mode_info;
1790	ATOM_ANALOG_TV_INFO *tv_info;
1791	ATOM_ANALOG_TV_INFO_V1_2 *tv_info_v1_2;
1792	ATOM_DTD_FORMAT *dtd_timings;
1793	int data_index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
1794	u8 frev, crev;
1795	u16 data_offset, misc;
1796
1797	if (!atom_parse_data_header(mode_info->atom_context, data_index, NULL,
1798				    &frev, &crev, &data_offset))
1799		return false;
1800
1801	switch (crev) {
1802	case 1:
1803		tv_info = (ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset);
1804		if (index >= MAX_SUPPORTED_TV_TIMING)
1805			return false;
1806
1807		mode->crtc_htotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Total);
1808		mode->crtc_hdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Disp);
1809		mode->crtc_hsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart);
1810		mode->crtc_hsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart) +
1811			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncWidth);
1812
1813		mode->crtc_vtotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Total);
1814		mode->crtc_vdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Disp);
1815		mode->crtc_vsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart);
1816		mode->crtc_vsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart) +
1817			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncWidth);
1818
1819		mode->flags = 0;
1820		misc = le16_to_cpu(tv_info->aModeTimings[index].susModeMiscInfo.usAccess);
1821		if (misc & ATOM_VSYNC_POLARITY)
1822			mode->flags |= DRM_MODE_FLAG_NVSYNC;
1823		if (misc & ATOM_HSYNC_POLARITY)
1824			mode->flags |= DRM_MODE_FLAG_NHSYNC;
1825		if (misc & ATOM_COMPOSITESYNC)
1826			mode->flags |= DRM_MODE_FLAG_CSYNC;
1827		if (misc & ATOM_INTERLACE)
1828			mode->flags |= DRM_MODE_FLAG_INTERLACE;
1829		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1830			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
1831
1832		mode->crtc_clock = mode->clock =
1833			le16_to_cpu(tv_info->aModeTimings[index].usPixelClock) * 10;
1834
1835		if (index == 1) {
1836			/* PAL timings appear to have wrong values for totals */
1837			mode->crtc_htotal -= 1;
1838			mode->crtc_vtotal -= 1;
1839		}
1840		break;
1841	case 2:
1842		tv_info_v1_2 = (ATOM_ANALOG_TV_INFO_V1_2 *)(mode_info->atom_context->bios + data_offset);
1843		if (index >= MAX_SUPPORTED_TV_TIMING_V1_2)
1844			return false;
1845
1846		dtd_timings = &tv_info_v1_2->aModeTimings[index];
1847		mode->crtc_htotal = le16_to_cpu(dtd_timings->usHActive) +
1848			le16_to_cpu(dtd_timings->usHBlanking_Time);
1849		mode->crtc_hdisplay = le16_to_cpu(dtd_timings->usHActive);
1850		mode->crtc_hsync_start = le16_to_cpu(dtd_timings->usHActive) +
1851			le16_to_cpu(dtd_timings->usHSyncOffset);
1852		mode->crtc_hsync_end = mode->crtc_hsync_start +
1853			le16_to_cpu(dtd_timings->usHSyncWidth);
1854
1855		mode->crtc_vtotal = le16_to_cpu(dtd_timings->usVActive) +
1856			le16_to_cpu(dtd_timings->usVBlanking_Time);
1857		mode->crtc_vdisplay = le16_to_cpu(dtd_timings->usVActive);
1858		mode->crtc_vsync_start = le16_to_cpu(dtd_timings->usVActive) +
1859			le16_to_cpu(dtd_timings->usVSyncOffset);
1860		mode->crtc_vsync_end = mode->crtc_vsync_start +
1861			le16_to_cpu(dtd_timings->usVSyncWidth);
1862
1863		mode->flags = 0;
1864		misc = le16_to_cpu(dtd_timings->susModeMiscInfo.usAccess);
1865		if (misc & ATOM_VSYNC_POLARITY)
1866			mode->flags |= DRM_MODE_FLAG_NVSYNC;
1867		if (misc & ATOM_HSYNC_POLARITY)
1868			mode->flags |= DRM_MODE_FLAG_NHSYNC;
1869		if (misc & ATOM_COMPOSITESYNC)
1870			mode->flags |= DRM_MODE_FLAG_CSYNC;
1871		if (misc & ATOM_INTERLACE)
1872			mode->flags |= DRM_MODE_FLAG_INTERLACE;
1873		if (misc & ATOM_DOUBLE_CLOCK_MODE)
1874			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
1875
1876		mode->crtc_clock = mode->clock =
1877			le16_to_cpu(dtd_timings->usPixClk) * 10;
1878		break;
1879	}
1880	return true;
1881}
1882
1883enum radeon_tv_std
1884radeon_atombios_get_tv_info(struct radeon_device *rdev)
1885{
1886	struct radeon_mode_info *mode_info = &rdev->mode_info;
1887	int index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
1888	uint16_t data_offset;
1889	uint8_t frev, crev;
1890	struct _ATOM_ANALOG_TV_INFO *tv_info;
1891	enum radeon_tv_std tv_std = TV_STD_NTSC;
1892
1893	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1894				   &frev, &crev, &data_offset)) {
1895
1896		tv_info = (struct _ATOM_ANALOG_TV_INFO *)
1897			(mode_info->atom_context->bios + data_offset);
1898
1899		switch (tv_info->ucTV_BootUpDefaultStandard) {
1900		case ATOM_TV_NTSC:
1901			tv_std = TV_STD_NTSC;
1902			DRM_DEBUG_KMS("Default TV standard: NTSC\n");
1903			break;
1904		case ATOM_TV_NTSCJ:
1905			tv_std = TV_STD_NTSC_J;
1906			DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
1907			break;
1908		case ATOM_TV_PAL:
1909			tv_std = TV_STD_PAL;
1910			DRM_DEBUG_KMS("Default TV standard: PAL\n");
1911			break;
1912		case ATOM_TV_PALM:
1913			tv_std = TV_STD_PAL_M;
1914			DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
1915			break;
1916		case ATOM_TV_PALN:
1917			tv_std = TV_STD_PAL_N;
1918			DRM_DEBUG_KMS("Default TV standard: PAL-N\n");
1919			break;
1920		case ATOM_TV_PALCN:
1921			tv_std = TV_STD_PAL_CN;
1922			DRM_DEBUG_KMS("Default TV standard: PAL-CN\n");
1923			break;
1924		case ATOM_TV_PAL60:
1925			tv_std = TV_STD_PAL_60;
1926			DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
1927			break;
1928		case ATOM_TV_SECAM:
1929			tv_std = TV_STD_SECAM;
1930			DRM_DEBUG_KMS("Default TV standard: SECAM\n");
1931			break;
1932		default:
1933			tv_std = TV_STD_NTSC;
1934			DRM_DEBUG_KMS("Unknown TV standard; defaulting to NTSC\n");
1935			break;
1936		}
1937	}
1938	return tv_std;
1939}
1940
1941struct radeon_encoder_tv_dac *
1942radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
1943{
1944	struct drm_device *dev = encoder->base.dev;
1945	struct radeon_device *rdev = dev->dev_private;
1946	struct radeon_mode_info *mode_info = &rdev->mode_info;
1947	int index = GetIndexIntoMasterTable(DATA, CompassionateData);
1948	uint16_t data_offset;
1949	struct _COMPASSIONATE_DATA *dac_info;
1950	uint8_t frev, crev;
1951	uint8_t bg, dac;
1952	struct radeon_encoder_tv_dac *tv_dac = NULL;
1953
1954	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
1955				   &frev, &crev, &data_offset)) {
1956
1957		dac_info = (struct _COMPASSIONATE_DATA *)
1958			(mode_info->atom_context->bios + data_offset);
1959
1960		tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
1961
1962		if (!tv_dac)
1963			return NULL;
1964
1965		bg = dac_info->ucDAC2_CRT2_BG_Adjustment;
1966		dac = dac_info->ucDAC2_CRT2_DAC_Adjustment;
1967		tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1968
1969		bg = dac_info->ucDAC2_PAL_BG_Adjustment;
1970		dac = dac_info->ucDAC2_PAL_DAC_Adjustment;
1971		tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1972
1973		bg = dac_info->ucDAC2_NTSC_BG_Adjustment;
1974		dac = dac_info->ucDAC2_NTSC_DAC_Adjustment;
1975		tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1976
1977		tv_dac->tv_std = radeon_atombios_get_tv_info(rdev);
1978	}
1979	return tv_dac;
1980}
1981
1982static const char *thermal_controller_names[] = {
1983	"NONE",
1984	"lm63",
1985	"adm1032",
1986	"adm1030",
1987	"max6649",
1988	"lm63", /* lm64 */
1989	"f75375",
1990	"asc7xxx",
1991};
1992
1993static const char *pp_lib_thermal_controller_names[] = {
1994	"NONE",
1995	"lm63",
1996	"adm1032",
1997	"adm1030",
1998	"max6649",
1999	"lm63", /* lm64 */
2000	"f75375",
2001	"RV6xx",
2002	"RV770",
2003	"adt7473",
2004	"NONE",
2005	"External GPIO",
2006	"Evergreen",
2007	"emc2103",
2008	"Sumo",
2009	"Northern Islands",
2010	"Southern Islands",
2011	"lm96163",
2012	"Sea Islands",
2013};
2014
2015union power_info {
2016	struct _ATOM_POWERPLAY_INFO info;
2017	struct _ATOM_POWERPLAY_INFO_V2 info_2;
2018	struct _ATOM_POWERPLAY_INFO_V3 info_3;
2019	struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
2020	struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
2021	struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
2022};
2023
2024union pplib_clock_info {
2025	struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
2026	struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
2027	struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
2028	struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
2029	struct _ATOM_PPLIB_SI_CLOCK_INFO si;
2030	struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
2031};
2032
2033union pplib_power_state {
2034	struct _ATOM_PPLIB_STATE v1;
2035	struct _ATOM_PPLIB_STATE_V2 v2;
2036};
2037
2038static void radeon_atombios_parse_misc_flags_1_3(struct radeon_device *rdev,
2039						 int state_index,
2040						 u32 misc, u32 misc2)
2041{
2042	rdev->pm.power_state[state_index].misc = misc;
2043	rdev->pm.power_state[state_index].misc2 = misc2;
2044	/* order matters! */
2045	if (misc & ATOM_PM_MISCINFO_POWER_SAVING_MODE)
2046		rdev->pm.power_state[state_index].type =
2047			POWER_STATE_TYPE_POWERSAVE;
2048	if (misc & ATOM_PM_MISCINFO_DEFAULT_DC_STATE_ENTRY_TRUE)
2049		rdev->pm.power_state[state_index].type =
2050			POWER_STATE_TYPE_BATTERY;
2051	if (misc & ATOM_PM_MISCINFO_DEFAULT_LOW_DC_STATE_ENTRY_TRUE)
2052		rdev->pm.power_state[state_index].type =
2053			POWER_STATE_TYPE_BATTERY;
2054	if (misc & ATOM_PM_MISCINFO_LOAD_BALANCE_EN)
2055		rdev->pm.power_state[state_index].type =
2056			POWER_STATE_TYPE_BALANCED;
2057	if (misc & ATOM_PM_MISCINFO_3D_ACCELERATION_EN) {
2058		rdev->pm.power_state[state_index].type =
2059			POWER_STATE_TYPE_PERFORMANCE;
2060		rdev->pm.power_state[state_index].flags &=
2061			~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2062	}
2063	if (misc2 & ATOM_PM_MISCINFO2_SYSTEM_AC_LITE_MODE)
2064		rdev->pm.power_state[state_index].type =
2065			POWER_STATE_TYPE_BALANCED;
2066	if (misc & ATOM_PM_MISCINFO_DRIVER_DEFAULT_MODE) {
2067		rdev->pm.power_state[state_index].type =
2068			POWER_STATE_TYPE_DEFAULT;
2069		rdev->pm.default_power_state_index = state_index;
2070		rdev->pm.power_state[state_index].default_clock_mode =
2071			&rdev->pm.power_state[state_index].clock_info[0];
2072	} else if (state_index == 0) {
2073		rdev->pm.power_state[state_index].clock_info[0].flags |=
2074			RADEON_PM_MODE_NO_DISPLAY;
2075	}
2076}
2077
2078static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
2079{
2080	struct radeon_mode_info *mode_info = &rdev->mode_info;
2081	u32 misc, misc2 = 0;
2082	int num_modes = 0, i;
2083	int state_index = 0;
2084	struct radeon_i2c_bus_rec i2c_bus;
2085	union power_info *power_info;
2086	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2087	u16 data_offset;
2088	u8 frev, crev;
2089
2090	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2091				   &frev, &crev, &data_offset))
2092		return state_index;
2093	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2094
2095	/* add the i2c bus for thermal/fan chip */
2096	if ((power_info->info.ucOverdriveThermalController > 0) &&
2097	    (power_info->info.ucOverdriveThermalController < ARRAY_SIZE(thermal_controller_names))) {
2098		DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2099			 thermal_controller_names[power_info->info.ucOverdriveThermalController],
2100			 power_info->info.ucOverdriveControllerAddress >> 1);
2101		i2c_bus = radeon_lookup_i2c_gpio(rdev, power_info->info.ucOverdriveI2cLine);
2102		rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2103		if (rdev->pm.i2c_bus) {
2104			struct i2c_board_info info = { };
2105			const char *name = thermal_controller_names[power_info->info.
2106								    ucOverdriveThermalController];
2107			info.addr = power_info->info.ucOverdriveControllerAddress >> 1;
2108			strlcpy(info.type, name, sizeof(info.type));
2109			i2c_new_client_device(&rdev->pm.i2c_bus->adapter, &info);
2110		}
2111	}
2112	num_modes = power_info->info.ucNumOfPowerModeEntries;
2113	if (num_modes > ATOM_MAX_NUMBEROF_POWER_BLOCK)
2114		num_modes = ATOM_MAX_NUMBEROF_POWER_BLOCK;
2115	if (num_modes == 0)
2116		return state_index;
2117	rdev->pm.power_state = kcalloc(num_modes,
2118				       sizeof(struct radeon_power_state),
2119				       GFP_KERNEL);
2120	if (!rdev->pm.power_state)
2121		return state_index;
2122	/* last mode is usually default, array is low to high */
2123	for (i = 0; i < num_modes; i++) {
2124		/* avoid memory leaks from invalid modes or unknown frev. */
2125		if (!rdev->pm.power_state[state_index].clock_info) {
2126			rdev->pm.power_state[state_index].clock_info =
2127				kzalloc(sizeof(struct radeon_pm_clock_info),
2128					GFP_KERNEL);
2129		}
2130		if (!rdev->pm.power_state[state_index].clock_info)
2131			goto out;
2132		rdev->pm.power_state[state_index].num_clock_modes = 1;
2133		rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2134		switch (frev) {
2135		case 1:
2136			rdev->pm.power_state[state_index].clock_info[0].mclk =
2137				le16_to_cpu(power_info->info.asPowerPlayInfo[i].usMemoryClock);
2138			rdev->pm.power_state[state_index].clock_info[0].sclk =
2139				le16_to_cpu(power_info->info.asPowerPlayInfo[i].usEngineClock);
2140			/* skip invalid modes */
2141			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2142			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2143				continue;
2144			rdev->pm.power_state[state_index].pcie_lanes =
2145				power_info->info.asPowerPlayInfo[i].ucNumPciELanes;
2146			misc = le32_to_cpu(power_info->info.asPowerPlayInfo[i].ulMiscInfo);
2147			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2148			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2149				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2150					VOLTAGE_GPIO;
2151				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2152					radeon_atombios_lookup_gpio(rdev,
2153							   power_info->info.asPowerPlayInfo[i].ucVoltageDropIndex);
2154				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2155					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2156						true;
2157				else
2158					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2159						false;
2160			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2161				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2162					VOLTAGE_VDDC;
2163				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2164					power_info->info.asPowerPlayInfo[i].ucVoltageDropIndex;
2165			}
2166			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2167			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, 0);
2168			state_index++;
2169			break;
2170		case 2:
2171			rdev->pm.power_state[state_index].clock_info[0].mclk =
2172				le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMemoryClock);
2173			rdev->pm.power_state[state_index].clock_info[0].sclk =
2174				le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulEngineClock);
2175			/* skip invalid modes */
2176			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2177			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2178				continue;
2179			rdev->pm.power_state[state_index].pcie_lanes =
2180				power_info->info_2.asPowerPlayInfo[i].ucNumPciELanes;
2181			misc = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo);
2182			misc2 = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo2);
2183			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2184			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2185				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2186					VOLTAGE_GPIO;
2187				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2188					radeon_atombios_lookup_gpio(rdev,
2189							   power_info->info_2.asPowerPlayInfo[i].ucVoltageDropIndex);
2190				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2191					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2192						true;
2193				else
2194					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2195						false;
2196			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2197				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2198					VOLTAGE_VDDC;
2199				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2200					power_info->info_2.asPowerPlayInfo[i].ucVoltageDropIndex;
2201			}
2202			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2203			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, misc2);
2204			state_index++;
2205			break;
2206		case 3:
2207			rdev->pm.power_state[state_index].clock_info[0].mclk =
2208				le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMemoryClock);
2209			rdev->pm.power_state[state_index].clock_info[0].sclk =
2210				le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulEngineClock);
2211			/* skip invalid modes */
2212			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2213			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2214				continue;
2215			rdev->pm.power_state[state_index].pcie_lanes =
2216				power_info->info_3.asPowerPlayInfo[i].ucNumPciELanes;
2217			misc = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo);
2218			misc2 = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo2);
2219			if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
2220			    (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
2221				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2222					VOLTAGE_GPIO;
2223				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
2224					radeon_atombios_lookup_gpio(rdev,
2225							   power_info->info_3.asPowerPlayInfo[i].ucVoltageDropIndex);
2226				if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)
2227					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2228						true;
2229				else
2230					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2231						false;
2232			} else if (misc & ATOM_PM_MISCINFO_PROGRAM_VOLTAGE) {
2233				rdev->pm.power_state[state_index].clock_info[0].voltage.type =
2234					VOLTAGE_VDDC;
2235				rdev->pm.power_state[state_index].clock_info[0].voltage.vddc_id =
2236					power_info->info_3.asPowerPlayInfo[i].ucVoltageDropIndex;
2237				if (misc2 & ATOM_PM_MISCINFO2_VDDCI_DYNAMIC_VOLTAGE_EN) {
2238					rdev->pm.power_state[state_index].clock_info[0].voltage.vddci_enabled =
2239						true;
2240					rdev->pm.power_state[state_index].clock_info[0].voltage.vddci_id =
2241						power_info->info_3.asPowerPlayInfo[i].ucVDDCI_VoltageDropIndex;
2242				}
2243			}
2244			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2245			radeon_atombios_parse_misc_flags_1_3(rdev, state_index, misc, misc2);
2246			state_index++;
2247			break;
2248		}
2249	}
2250out:
2251	/* free any unused clock_info allocation. */
2252	if (state_index && state_index < num_modes) {
2253		kfree(rdev->pm.power_state[state_index].clock_info);
2254		rdev->pm.power_state[state_index].clock_info = NULL;
2255	}
2256
2257	/* last mode is usually default */
2258	if (state_index && rdev->pm.default_power_state_index == -1) {
2259		rdev->pm.power_state[state_index - 1].type =
2260			POWER_STATE_TYPE_DEFAULT;
2261		rdev->pm.default_power_state_index = state_index - 1;
2262		rdev->pm.power_state[state_index - 1].default_clock_mode =
2263			&rdev->pm.power_state[state_index - 1].clock_info[0];
2264		rdev->pm.power_state[state_index - 1].flags &=
2265			~RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2266		rdev->pm.power_state[state_index - 1].misc = 0;
2267		rdev->pm.power_state[state_index - 1].misc2 = 0;
2268	}
2269	return state_index;
2270}
2271
2272static void radeon_atombios_add_pplib_thermal_controller(struct radeon_device *rdev,
2273							 ATOM_PPLIB_THERMALCONTROLLER *controller)
2274{
2275	struct radeon_i2c_bus_rec i2c_bus;
2276
2277	/* add the i2c bus for thermal/fan chip */
2278	if (controller->ucType > 0) {
2279		if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
2280			rdev->pm.no_fan = true;
2281		rdev->pm.fan_pulses_per_revolution =
2282			controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
2283		if (rdev->pm.fan_pulses_per_revolution) {
2284			rdev->pm.fan_min_rpm = controller->ucFanMinRPM;
2285			rdev->pm.fan_max_rpm = controller->ucFanMaxRPM;
2286		}
2287		if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
2288			DRM_INFO("Internal thermal controller %s fan control\n",
2289				 (controller->ucFanParameters &
2290				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2291			rdev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
2292		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
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_RV770;
2297		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
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_EVERGREEN;
2302		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
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_SUMO;
2307		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
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_NI;
2312		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
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_SI;
2317		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
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_CI;
2322		} else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
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_KV;
2327		} else if (controller->ucType ==
2328			   ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
2329			DRM_INFO("External GPIO thermal controller %s fan control\n",
2330				 (controller->ucFanParameters &
2331				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2332			rdev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
2333		} else if (controller->ucType ==
2334			   ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
2335			DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
2336				 (controller->ucFanParameters &
2337				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2338			rdev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
2339		} else if (controller->ucType ==
2340			   ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
2341			DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
2342				 (controller->ucFanParameters &
2343				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2344			rdev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
2345		} else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
2346			DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
2347				 pp_lib_thermal_controller_names[controller->ucType],
2348				 controller->ucI2cAddress >> 1,
2349				 (controller->ucFanParameters &
2350				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2351			rdev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
2352			i2c_bus = radeon_lookup_i2c_gpio(rdev, controller->ucI2cLine);
2353			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2354			if (rdev->pm.i2c_bus) {
2355				struct i2c_board_info info = { };
2356				const char *name = pp_lib_thermal_controller_names[controller->ucType];
2357				info.addr = controller->ucI2cAddress >> 1;
2358				strlcpy(info.type, name, sizeof(info.type));
2359				i2c_new_client_device(&rdev->pm.i2c_bus->adapter, &info);
2360			}
2361		} else {
2362			DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
2363				 controller->ucType,
2364				 controller->ucI2cAddress >> 1,
2365				 (controller->ucFanParameters &
2366				  ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
2367		}
2368	}
2369}
2370
2371void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
2372					  u16 *vddc, u16 *vddci, u16 *mvdd)
2373{
2374	struct radeon_mode_info *mode_info = &rdev->mode_info;
2375	int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
2376	u8 frev, crev;
2377	u16 data_offset;
2378	union firmware_info *firmware_info;
2379
2380	*vddc = 0;
2381	*vddci = 0;
2382	*mvdd = 0;
2383
2384	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2385				   &frev, &crev, &data_offset)) {
2386		firmware_info =
2387			(union firmware_info *)(mode_info->atom_context->bios +
2388						data_offset);
2389		*vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage);
2390		if ((frev == 2) && (crev >= 2)) {
2391			*vddci = le16_to_cpu(firmware_info->info_22.usBootUpVDDCIVoltage);
2392			*mvdd = le16_to_cpu(firmware_info->info_22.usBootUpMVDDCVoltage);
2393		}
2394	}
2395}
2396
2397static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rdev,
2398						       int state_index, int mode_index,
2399						       struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info)
2400{
2401	int j;
2402	u32 misc = le32_to_cpu(non_clock_info->ulCapsAndSettings);
2403	u32 misc2 = le16_to_cpu(non_clock_info->usClassification);
2404	u16 vddc, vddci, mvdd;
2405
2406	radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd);
2407
2408	rdev->pm.power_state[state_index].misc = misc;
2409	rdev->pm.power_state[state_index].misc2 = misc2;
2410	rdev->pm.power_state[state_index].pcie_lanes =
2411		((misc & ATOM_PPLIB_PCIE_LINK_WIDTH_MASK) >>
2412		 ATOM_PPLIB_PCIE_LINK_WIDTH_SHIFT) + 1;
2413	switch (misc2 & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
2414	case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
2415		rdev->pm.power_state[state_index].type =
2416			POWER_STATE_TYPE_BATTERY;
2417		break;
2418	case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
2419		rdev->pm.power_state[state_index].type =
2420			POWER_STATE_TYPE_BALANCED;
2421		break;
2422	case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
2423		rdev->pm.power_state[state_index].type =
2424			POWER_STATE_TYPE_PERFORMANCE;
2425		break;
2426	case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
2427		if (misc2 & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
2428			rdev->pm.power_state[state_index].type =
2429				POWER_STATE_TYPE_PERFORMANCE;
2430		break;
2431	}
2432	rdev->pm.power_state[state_index].flags = 0;
2433	if (misc & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
2434		rdev->pm.power_state[state_index].flags |=
2435			RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2436	if (misc2 & ATOM_PPLIB_CLASSIFICATION_BOOT) {
2437		rdev->pm.power_state[state_index].type =
2438			POWER_STATE_TYPE_DEFAULT;
2439		rdev->pm.default_power_state_index = state_index;
2440		rdev->pm.power_state[state_index].default_clock_mode =
2441			&rdev->pm.power_state[state_index].clock_info[mode_index - 1];
2442		if ((rdev->family >= CHIP_BARTS) && !(rdev->flags & RADEON_IS_IGP)) {
2443			/* NI chips post without MC ucode, so default clocks are strobe mode only */
2444			rdev->pm.default_sclk = rdev->pm.power_state[state_index].clock_info[0].sclk;
2445			rdev->pm.default_mclk = rdev->pm.power_state[state_index].clock_info[0].mclk;
2446			rdev->pm.default_vddc = rdev->pm.power_state[state_index].clock_info[0].voltage.voltage;
2447			rdev->pm.default_vddci = rdev->pm.power_state[state_index].clock_info[0].voltage.vddci;
2448		} else {
2449			u16 max_vddci = 0;
2450
2451			if (ASIC_IS_DCE4(rdev))
2452				radeon_atom_get_max_voltage(rdev,
2453							    SET_VOLTAGE_TYPE_ASIC_VDDCI,
2454							    &max_vddci);
2455			/* patch the table values with the default sclk/mclk from firmware info */
2456			for (j = 0; j < mode_index; j++) {
2457				rdev->pm.power_state[state_index].clock_info[j].mclk =
2458					rdev->clock.default_mclk;
2459				rdev->pm.power_state[state_index].clock_info[j].sclk =
2460					rdev->clock.default_sclk;
2461				if (vddc)
2462					rdev->pm.power_state[state_index].clock_info[j].voltage.voltage =
2463						vddc;
2464				if (max_vddci)
2465					rdev->pm.power_state[state_index].clock_info[j].voltage.vddci =
2466						max_vddci;
2467			}
2468		}
2469	}
2470}
2471
2472static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
2473						   int state_index, int mode_index,
2474						   union pplib_clock_info *clock_info)
2475{
2476	u32 sclk, mclk;
2477	u16 vddc;
2478
2479	if (rdev->flags & RADEON_IS_IGP) {
2480		if (rdev->family >= CHIP_PALM) {
2481			sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
2482			sclk |= clock_info->sumo.ucEngineClockHigh << 16;
2483			rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2484		} else {
2485			sclk = le16_to_cpu(clock_info->rs780.usLowEngineClockLow);
2486			sclk |= clock_info->rs780.ucLowEngineClockHigh << 16;
2487			rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2488		}
2489	} else if (rdev->family >= CHIP_BONAIRE) {
2490		sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
2491		sclk |= clock_info->ci.ucEngineClockHigh << 16;
2492		mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
2493		mclk |= clock_info->ci.ucMemoryClockHigh << 16;
2494		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2495		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2496		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2497			VOLTAGE_NONE;
2498	} else if (rdev->family >= CHIP_TAHITI) {
2499		sclk = le16_to_cpu(clock_info->si.usEngineClockLow);
2500		sclk |= clock_info->si.ucEngineClockHigh << 16;
2501		mclk = le16_to_cpu(clock_info->si.usMemoryClockLow);
2502		mclk |= clock_info->si.ucMemoryClockHigh << 16;
2503		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2504		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2505		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2506			VOLTAGE_SW;
2507		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2508			le16_to_cpu(clock_info->si.usVDDC);
2509		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2510			le16_to_cpu(clock_info->si.usVDDCI);
2511	} else if (rdev->family >= CHIP_CEDAR) {
2512		sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow);
2513		sclk |= clock_info->evergreen.ucEngineClockHigh << 16;
2514		mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow);
2515		mclk |= clock_info->evergreen.ucMemoryClockHigh << 16;
2516		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2517		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2518		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2519			VOLTAGE_SW;
2520		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2521			le16_to_cpu(clock_info->evergreen.usVDDC);
2522		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2523			le16_to_cpu(clock_info->evergreen.usVDDCI);
2524	} else {
2525		sclk = le16_to_cpu(clock_info->r600.usEngineClockLow);
2526		sclk |= clock_info->r600.ucEngineClockHigh << 16;
2527		mclk = le16_to_cpu(clock_info->r600.usMemoryClockLow);
2528		mclk |= clock_info->r600.ucMemoryClockHigh << 16;
2529		rdev->pm.power_state[state_index].clock_info[mode_index].mclk = mclk;
2530		rdev->pm.power_state[state_index].clock_info[mode_index].sclk = sclk;
2531		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
2532			VOLTAGE_SW;
2533		rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2534			le16_to_cpu(clock_info->r600.usVDDC);
2535	}
2536
2537	/* patch up vddc if necessary */
2538	switch (rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage) {
2539	case ATOM_VIRTUAL_VOLTAGE_ID0:
2540	case ATOM_VIRTUAL_VOLTAGE_ID1:
2541	case ATOM_VIRTUAL_VOLTAGE_ID2:
2542	case ATOM_VIRTUAL_VOLTAGE_ID3:
2543	case ATOM_VIRTUAL_VOLTAGE_ID4:
2544	case ATOM_VIRTUAL_VOLTAGE_ID5:
2545	case ATOM_VIRTUAL_VOLTAGE_ID6:
2546	case ATOM_VIRTUAL_VOLTAGE_ID7:
2547		if (radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC,
2548					     rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage,
2549					     &vddc) == 0)
2550			rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage = vddc;
2551		break;
2552	default:
2553		break;
2554	}
2555
2556	if (rdev->flags & RADEON_IS_IGP) {
2557		/* skip invalid modes */
2558		if (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0)
2559			return false;
2560	} else {
2561		/* skip invalid modes */
2562		if ((rdev->pm.power_state[state_index].clock_info[mode_index].mclk == 0) ||
2563		    (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0))
2564			return false;
2565	}
2566	return true;
2567}
2568
2569static int radeon_atombios_parse_power_table_4_5(struct radeon_device *rdev)
2570{
2571	struct radeon_mode_info *mode_info = &rdev->mode_info;
2572	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2573	union pplib_power_state *power_state;
2574	int i, j;
2575	int state_index = 0, mode_index = 0;
2576	union pplib_clock_info *clock_info;
2577	bool valid;
2578	union power_info *power_info;
2579	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2580	u16 data_offset;
2581	u8 frev, crev;
2582
2583	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2584				   &frev, &crev, &data_offset))
2585		return state_index;
2586	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2587
2588	radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
2589	if (power_info->pplib.ucNumStates == 0)
2590		return state_index;
2591	rdev->pm.power_state = kcalloc(power_info->pplib.ucNumStates,
2592				       sizeof(struct radeon_power_state),
2593				       GFP_KERNEL);
2594	if (!rdev->pm.power_state)
2595		return state_index;
2596	/* first mode is usually default, followed by low to high */
2597	for (i = 0; i < power_info->pplib.ucNumStates; i++) {
2598		mode_index = 0;
2599		power_state = (union pplib_power_state *)
2600			(mode_info->atom_context->bios + data_offset +
2601			 le16_to_cpu(power_info->pplib.usStateArrayOffset) +
2602			 i * power_info->pplib.ucStateEntrySize);
2603		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2604			(mode_info->atom_context->bios + data_offset +
2605			 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) +
2606			 (power_state->v1.ucNonClockStateIndex *
2607			  power_info->pplib.ucNonClockSize));
2608		rdev->pm.power_state[i].clock_info =
2609			kcalloc((power_info->pplib.ucStateEntrySize - 1) ?
2610				(power_info->pplib.ucStateEntrySize - 1) : 1,
2611				sizeof(struct radeon_pm_clock_info),
2612				GFP_KERNEL);
2613		if (!rdev->pm.power_state[i].clock_info)
2614			return state_index;
2615		if (power_info->pplib.ucStateEntrySize - 1) {
2616			for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
2617				clock_info = (union pplib_clock_info *)
2618					(mode_info->atom_context->bios + data_offset +
2619					 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
2620					 (power_state->v1.ucClockStateIndices[j] *
2621					  power_info->pplib.ucClockInfoSize));
2622				valid = radeon_atombios_parse_pplib_clock_info(rdev,
2623									       state_index, mode_index,
2624									       clock_info);
2625				if (valid)
2626					mode_index++;
2627			}
2628		} else {
2629			rdev->pm.power_state[state_index].clock_info[0].mclk =
2630				rdev->clock.default_mclk;
2631			rdev->pm.power_state[state_index].clock_info[0].sclk =
2632				rdev->clock.default_sclk;
2633			mode_index++;
2634		}
2635		rdev->pm.power_state[state_index].num_clock_modes = mode_index;
2636		if (mode_index) {
2637			radeon_atombios_parse_pplib_non_clock_info(rdev, state_index, mode_index,
2638								   non_clock_info);
2639			state_index++;
2640		}
2641	}
2642	/* if multiple clock modes, mark the lowest as no display */
2643	for (i = 0; i < state_index; i++) {
2644		if (rdev->pm.power_state[i].num_clock_modes > 1)
2645			rdev->pm.power_state[i].clock_info[0].flags |=
2646				RADEON_PM_MODE_NO_DISPLAY;
2647	}
2648	/* first mode is usually default */
2649	if (rdev->pm.default_power_state_index == -1) {
2650		rdev->pm.power_state[0].type =
2651			POWER_STATE_TYPE_DEFAULT;
2652		rdev->pm.default_power_state_index = 0;
2653		rdev->pm.power_state[0].default_clock_mode =
2654			&rdev->pm.power_state[0].clock_info[0];
2655	}
2656	return state_index;
2657}
2658
2659static int radeon_atombios_parse_power_table_6(struct radeon_device *rdev)
2660{
2661	struct radeon_mode_info *mode_info = &rdev->mode_info;
2662	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
2663	union pplib_power_state *power_state;
2664	int i, j, non_clock_array_index, clock_array_index;
2665	int state_index = 0, mode_index = 0;
2666	union pplib_clock_info *clock_info;
2667	struct _StateArray *state_array;
2668	struct _ClockInfoArray *clock_info_array;
2669	struct _NonClockInfoArray *non_clock_info_array;
2670	bool valid;
2671	union power_info *power_info;
2672	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2673	u16 data_offset;
2674	u8 frev, crev;
2675	u8 *power_state_offset;
2676
2677	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
2678				   &frev, &crev, &data_offset))
2679		return state_index;
2680	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
2681
2682	radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
2683	state_array = (struct _StateArray *)
2684		(mode_info->atom_context->bios + data_offset +
2685		 le16_to_cpu(power_info->pplib.usStateArrayOffset));
2686	clock_info_array = (struct _ClockInfoArray *)
2687		(mode_info->atom_context->bios + data_offset +
2688		 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
2689	non_clock_info_array = (struct _NonClockInfoArray *)
2690		(mode_info->atom_context->bios + data_offset +
2691		 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
2692	if (state_array->ucNumEntries == 0)
2693		return state_index;
2694	rdev->pm.power_state = kcalloc(state_array->ucNumEntries,
2695				       sizeof(struct radeon_power_state),
2696				       GFP_KERNEL);
2697	if (!rdev->pm.power_state)
2698		return state_index;
2699	power_state_offset = (u8 *)state_array->states;
2700	for (i = 0; i < state_array->ucNumEntries; i++) {
2701		mode_index = 0;
2702		power_state = (union pplib_power_state *)power_state_offset;
2703		non_clock_array_index = power_state->v2.nonClockInfoIndex;
2704		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
2705			&non_clock_info_array->nonClockInfo[non_clock_array_index];
2706		rdev->pm.power_state[i].clock_info =
2707			kcalloc(power_state->v2.ucNumDPMLevels ?
2708				power_state->v2.ucNumDPMLevels : 1,
2709				sizeof(struct radeon_pm_clock_info),
2710				GFP_KERNEL);
2711		if (!rdev->pm.power_state[i].clock_info)
2712			return state_index;
2713		if (power_state->v2.ucNumDPMLevels) {
2714			for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
2715				clock_array_index = power_state->v2.clockInfoIndex[j];
2716				clock_info = (union pplib_clock_info *)
2717					&clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
2718				valid = radeon_atombios_parse_pplib_clock_info(rdev,
2719									       state_index, mode_index,
2720									       clock_info);
2721				if (valid)
2722					mode_index++;
2723			}
2724		} else {
2725			rdev->pm.power_state[state_index].clock_info[0].mclk =
2726				rdev->clock.default_mclk;
2727			rdev->pm.power_state[state_index].clock_info[0].sclk =
2728				rdev->clock.default_sclk;
2729			mode_index++;
2730		}
2731		rdev->pm.power_state[state_index].num_clock_modes = mode_index;
2732		if (mode_index) {
2733			radeon_atombios_parse_pplib_non_clock_info(rdev, state_index, mode_index,
2734								   non_clock_info);
2735			state_index++;
2736		}
2737		power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
2738	}
2739	/* if multiple clock modes, mark the lowest as no display */
2740	for (i = 0; i < state_index; i++) {
2741		if (rdev->pm.power_state[i].num_clock_modes > 1)
2742			rdev->pm.power_state[i].clock_info[0].flags |=
2743				RADEON_PM_MODE_NO_DISPLAY;
2744	}
2745	/* first mode is usually default */
2746	if (rdev->pm.default_power_state_index == -1) {
2747		rdev->pm.power_state[0].type =
2748			POWER_STATE_TYPE_DEFAULT;
2749		rdev->pm.default_power_state_index = 0;
2750		rdev->pm.power_state[0].default_clock_mode =
2751			&rdev->pm.power_state[0].clock_info[0];
2752	}
2753	return state_index;
2754}
2755
2756void radeon_atombios_get_power_modes(struct radeon_device *rdev)
2757{
2758	struct radeon_mode_info *mode_info = &rdev->mode_info;
2759	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
2760	u16 data_offset;
2761	u8 frev, crev;
2762	int state_index = 0;
2763
2764	rdev->pm.default_power_state_index = -1;
2765
2766	if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2767				   &frev, &crev, &data_offset)) {
2768		switch (frev) {
2769		case 1:
2770		case 2:
2771		case 3:
2772			state_index = radeon_atombios_parse_power_table_1_3(rdev);
2773			break;
2774		case 4:
2775		case 5:
2776			state_index = radeon_atombios_parse_power_table_4_5(rdev);
2777			break;
2778		case 6:
2779			state_index = radeon_atombios_parse_power_table_6(rdev);
2780			break;
2781		default:
2782			break;
2783		}
2784	}
2785
2786	if (state_index == 0) {
2787		rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state), GFP_KERNEL);
2788		if (rdev->pm.power_state) {
2789			rdev->pm.power_state[0].clock_info =
2790				kcalloc(1,
2791				        sizeof(struct radeon_pm_clock_info),
2792				        GFP_KERNEL);
2793			if (rdev->pm.power_state[0].clock_info) {
2794				/* add the default mode */
2795				rdev->pm.power_state[state_index].type =
2796					POWER_STATE_TYPE_DEFAULT;
2797				rdev->pm.power_state[state_index].num_clock_modes = 1;
2798				rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2799				rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2800				rdev->pm.power_state[state_index].default_clock_mode =
2801					&rdev->pm.power_state[state_index].clock_info[0];
2802				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2803				rdev->pm.power_state[state_index].pcie_lanes = 16;
2804				rdev->pm.default_power_state_index = state_index;
2805				rdev->pm.power_state[state_index].flags = 0;
2806				state_index++;
2807			}
2808		}
2809	}
2810
2811	rdev->pm.num_power_states = state_index;
2812
2813	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2814	rdev->pm.current_clock_mode_index = 0;
2815	if (rdev->pm.default_power_state_index >= 0)
2816		rdev->pm.current_vddc =
2817			rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
2818	else
2819		rdev->pm.current_vddc = 0;
2820}
2821
2822union get_clock_dividers {
2823	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS v1;
2824	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V2 v2;
2825	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V3 v3;
2826	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V4 v4;
2827	struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V5 v5;
2828	struct _COMPUTE_GPU_CLOCK_INPUT_PARAMETERS_V1_6 v6_in;
2829	struct _COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_6 v6_out;
2830};
2831
2832int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
2833				   u8 clock_type,
2834				   u32 clock,
2835				   bool strobe_mode,
2836				   struct atom_clock_dividers *dividers)
2837{
2838	union get_clock_dividers args;
2839	int index = GetIndexIntoMasterTable(COMMAND, ComputeMemoryEnginePLL);
2840	u8 frev, crev;
2841
2842	memset(&args, 0, sizeof(args));
2843	memset(dividers, 0, sizeof(struct atom_clock_dividers));
2844
2845	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2846		return -EINVAL;
2847
2848	switch (crev) {
2849	case 1:
2850		/* r4xx, r5xx */
2851		args.v1.ucAction = clock_type;
2852		args.v1.ulClock = cpu_to_le32(clock);	/* 10 khz */
2853
2854		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2855
2856		dividers->post_div = args.v1.ucPostDiv;
2857		dividers->fb_div = args.v1.ucFbDiv;
2858		dividers->enable_post_div = true;
2859		break;
2860	case 2:
2861	case 3:
2862	case 5:
2863		/* r6xx, r7xx, evergreen, ni, si */
2864		if (rdev->family <= CHIP_RV770) {
2865			args.v2.ucAction = clock_type;
2866			args.v2.ulClock = cpu_to_le32(clock);	/* 10 khz */
2867
2868			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2869
2870			dividers->post_div = args.v2.ucPostDiv;
2871			dividers->fb_div = le16_to_cpu(args.v2.usFbDiv);
2872			dividers->ref_div = args.v2.ucAction;
2873			if (rdev->family == CHIP_RV770) {
2874				dividers->enable_post_div = (le32_to_cpu(args.v2.ulClock) & (1 << 24)) ?
2875					true : false;
2876				dividers->vco_mode = (le32_to_cpu(args.v2.ulClock) & (1 << 25)) ? 1 : 0;
2877			} else
2878				dividers->enable_post_div = (dividers->fb_div & 1) ? true : false;
2879		} else {
2880			if (clock_type == COMPUTE_ENGINE_PLL_PARAM) {
2881				args.v3.ulClockParams = cpu_to_le32((clock_type << 24) | clock);
2882
2883				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2884
2885				dividers->post_div = args.v3.ucPostDiv;
2886				dividers->enable_post_div = (args.v3.ucCntlFlag &
2887							     ATOM_PLL_CNTL_FLAG_PLL_POST_DIV_EN) ? true : false;
2888				dividers->enable_dithen = (args.v3.ucCntlFlag &
2889							   ATOM_PLL_CNTL_FLAG_FRACTION_DISABLE) ? false : true;
2890				dividers->whole_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDiv);
2891				dividers->frac_fb_div = le16_to_cpu(args.v3.ulFbDiv.usFbDivFrac);
2892				dividers->ref_div = args.v3.ucRefDiv;
2893				dividers->vco_mode = (args.v3.ucCntlFlag &
2894						      ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0;
2895			} else {
2896				/* for SI we use ComputeMemoryClockParam for memory plls */
2897				if (rdev->family >= CHIP_TAHITI)
2898					return -EINVAL;
2899				args.v5.ulClockParams = cpu_to_le32((clock_type << 24) | clock);
2900				if (strobe_mode)
2901					args.v5.ucInputFlag = ATOM_PLL_INPUT_FLAG_PLL_STROBE_MODE_EN;
2902
2903				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2904
2905				dividers->post_div = args.v5.ucPostDiv;
2906				dividers->enable_post_div = (args.v5.ucCntlFlag &
2907							     ATOM_PLL_CNTL_FLAG_PLL_POST_DIV_EN) ? true : false;
2908				dividers->enable_dithen = (args.v5.ucCntlFlag &
2909							   ATOM_PLL_CNTL_FLAG_FRACTION_DISABLE) ? false : true;
2910				dividers->whole_fb_div = le16_to_cpu(args.v5.ulFbDiv.usFbDiv);
2911				dividers->frac_fb_div = le16_to_cpu(args.v5.ulFbDiv.usFbDivFrac);
2912				dividers->ref_div = args.v5.ucRefDiv;
2913				dividers->vco_mode = (args.v5.ucCntlFlag &
2914						      ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0;
2915			}
2916		}
2917		break;
2918	case 4:
2919		/* fusion */
2920		args.v4.ulClock = cpu_to_le32(clock);	/* 10 khz */
2921
2922		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2923
2924		dividers->post_divider = dividers->post_div = args.v4.ucPostDiv;
2925		dividers->real_clock = le32_to_cpu(args.v4.ulClock);
2926		break;
2927	case 6:
2928		/* CI */
2929		/* COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, COMPUTE_GPUCLK_INPUT_FLAG_SCLK */
2930		args.v6_in.ulClock.ulComputeClockFlag = clock_type;
2931		args.v6_in.ulClock.ulClockFreq = cpu_to_le32(clock);	/* 10 khz */
2932
2933		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2934
2935		dividers->whole_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDiv);
2936		dividers->frac_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDivFrac);
2937		dividers->ref_div = args.v6_out.ucPllRefDiv;
2938		dividers->post_div = args.v6_out.ucPllPostDiv;
2939		dividers->flags = args.v6_out.ucPllCntlFlag;
2940		dividers->real_clock = le32_to_cpu(args.v6_out.ulClock.ulClock);
2941		dividers->post_divider = args.v6_out.ulClock.ucPostDiv;
2942		break;
2943	default:
2944		return -EINVAL;
2945	}
2946	return 0;
2947}
2948
2949int radeon_atom_get_memory_pll_dividers(struct radeon_device *rdev,
2950					u32 clock,
2951					bool strobe_mode,
2952					struct atom_mpll_param *mpll_param)
2953{
2954	COMPUTE_MEMORY_CLOCK_PARAM_PARAMETERS_V2_1 args;
2955	int index = GetIndexIntoMasterTable(COMMAND, ComputeMemoryClockParam);
2956	u8 frev, crev;
2957
2958	memset(&args, 0, sizeof(args));
2959	memset(mpll_param, 0, sizeof(struct atom_mpll_param));
2960
2961	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2962		return -EINVAL;
2963
2964	switch (frev) {
2965	case 2:
2966		switch (crev) {
2967		case 1:
2968			/* SI */
2969			args.ulClock = cpu_to_le32(clock);	/* 10 khz */
2970			args.ucInputFlag = 0;
2971			if (strobe_mode)
2972				args.ucInputFlag |= MPLL_INPUT_FLAG_STROBE_MODE_EN;
2973
2974			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2975
2976			mpll_param->clkfrac = le16_to_cpu(args.ulFbDiv.usFbDivFrac);
2977			mpll_param->clkf = le16_to_cpu(args.ulFbDiv.usFbDiv);
2978			mpll_param->post_div = args.ucPostDiv;
2979			mpll_param->dll_speed = args.ucDllSpeed;
2980			mpll_param->bwcntl = args.ucBWCntl;
2981			mpll_param->vco_mode =
2982				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_VCO_MODE_MASK);
2983			mpll_param->yclk_sel =
2984				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_BYPASS_DQ_PLL) ? 1 : 0;
2985			mpll_param->qdr =
2986				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_QDR_ENABLE) ? 1 : 0;
2987			mpll_param->half_rate =
2988				(args.ucPllCntlFlag & MPLL_CNTL_FLAG_AD_HALF_RATE) ? 1 : 0;
2989			break;
2990		default:
2991			return -EINVAL;
2992		}
2993		break;
2994	default:
2995		return -EINVAL;
2996	}
2997	return 0;
2998}
2999
3000void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable)
3001{
3002	DYNAMIC_CLOCK_GATING_PS_ALLOCATION args;
3003	int index = GetIndexIntoMasterTable(COMMAND, DynamicClockGating);
3004
3005	args.ucEnable = enable;
3006
3007	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3008}
3009
3010uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev)
3011{
3012	GET_ENGINE_CLOCK_PS_ALLOCATION args;
3013	int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock);
3014
3015	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3016	return le32_to_cpu(args.ulReturnEngineClock);
3017}
3018
3019uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
3020{
3021	GET_MEMORY_CLOCK_PS_ALLOCATION args;
3022	int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock);
3023
3024	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3025	return le32_to_cpu(args.ulReturnMemoryClock);
3026}
3027
3028void radeon_atom_set_engine_clock(struct radeon_device *rdev,
3029				  uint32_t eng_clock)
3030{
3031	SET_ENGINE_CLOCK_PS_ALLOCATION args;
3032	int index = GetIndexIntoMasterTable(COMMAND, SetEngineClock);
3033
3034	args.ulTargetEngineClock = cpu_to_le32(eng_clock);	/* 10 khz */
3035
3036	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3037}
3038
3039void radeon_atom_set_memory_clock(struct radeon_device *rdev,
3040				  uint32_t mem_clock)
3041{
3042	SET_MEMORY_CLOCK_PS_ALLOCATION args;
3043	int index = GetIndexIntoMasterTable(COMMAND, SetMemoryClock);
3044
3045	if (rdev->flags & RADEON_IS_IGP)
3046		return;
3047
3048	args.ulTargetMemoryClock = cpu_to_le32(mem_clock);	/* 10 khz */
3049
3050	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3051}
3052
3053void radeon_atom_set_engine_dram_timings(struct radeon_device *rdev,
3054					 u32 eng_clock, u32 mem_clock)
3055{
3056	SET_ENGINE_CLOCK_PS_ALLOCATION args;
3057	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3058	u32 tmp;
3059
3060	memset(&args, 0, sizeof(args));
3061
3062	tmp = eng_clock & SET_CLOCK_FREQ_MASK;
3063	tmp |= (COMPUTE_ENGINE_PLL_PARAM << 24);
3064
3065	args.ulTargetEngineClock = cpu_to_le32(tmp);
3066	if (mem_clock)
3067		args.sReserved.ulClock = cpu_to_le32(mem_clock & SET_CLOCK_FREQ_MASK);
3068
3069	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3070}
3071
3072void radeon_atom_update_memory_dll(struct radeon_device *rdev,
3073				   u32 mem_clock)
3074{
3075	u32 args;
3076	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3077
3078	args = cpu_to_le32(mem_clock);	/* 10 khz */
3079
3080	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3081}
3082
3083void radeon_atom_set_ac_timing(struct radeon_device *rdev,
3084			       u32 mem_clock)
3085{
3086	SET_MEMORY_CLOCK_PS_ALLOCATION args;
3087	int index = GetIndexIntoMasterTable(COMMAND, DynamicMemorySettings);
3088	u32 tmp = mem_clock | (COMPUTE_MEMORY_PLL_PARAM << 24);
3089
3090	args.ulTargetMemoryClock = cpu_to_le32(tmp);	/* 10 khz */
3091
3092	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3093}
3094
3095union set_voltage {
3096	struct _SET_VOLTAGE_PS_ALLOCATION alloc;
3097	struct _SET_VOLTAGE_PARAMETERS v1;
3098	struct _SET_VOLTAGE_PARAMETERS_V2 v2;
3099	struct _SET_VOLTAGE_PARAMETERS_V1_3 v3;
3100};
3101
3102void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type)
3103{
3104	union set_voltage args;
3105	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3106	u8 frev, crev, volt_index = voltage_level;
3107
3108	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3109		return;
3110
3111	/* 0xff01 is a flag rather then an actual voltage */
3112	if (voltage_level == 0xff01)
3113		return;
3114
3115	switch (crev) {
3116	case 1:
3117		args.v1.ucVoltageType = voltage_type;
3118		args.v1.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_ALL_SOURCE;
3119		args.v1.ucVoltageIndex = volt_index;
3120		break;
3121	case 2:
3122		args.v2.ucVoltageType = voltage_type;
3123		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_SET_VOLTAGE;
3124		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3125		break;
3126	case 3:
3127		args.v3.ucVoltageType = voltage_type;
3128		args.v3.ucVoltageMode = ATOM_SET_VOLTAGE;
3129		args.v3.usVoltageLevel = cpu_to_le16(voltage_level);
3130		break;
3131	default:
3132		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3133		return;
3134	}
3135
3136	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3137}
3138
3139int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
3140			     u16 voltage_id, u16 *voltage)
3141{
3142	union set_voltage args;
3143	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3144	u8 frev, crev;
3145
3146	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3147		return -EINVAL;
3148
3149	switch (crev) {
3150	case 1:
3151		return -EINVAL;
3152	case 2:
3153		args.v2.ucVoltageType = SET_VOLTAGE_GET_MAX_VOLTAGE;
3154		args.v2.ucVoltageMode = 0;
3155		args.v2.usVoltageLevel = 0;
3156
3157		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3158
3159		*voltage = le16_to_cpu(args.v2.usVoltageLevel);
3160		break;
3161	case 3:
3162		args.v3.ucVoltageType = voltage_type;
3163		args.v3.ucVoltageMode = ATOM_GET_VOLTAGE_LEVEL;
3164		args.v3.usVoltageLevel = cpu_to_le16(voltage_id);
3165
3166		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3167
3168		*voltage = le16_to_cpu(args.v3.usVoltageLevel);
3169		break;
3170	default:
3171		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3172		return -EINVAL;
3173	}
3174
3175	return 0;
3176}
3177
3178int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
3179						      u16 *voltage,
3180						      u16 leakage_idx)
3181{
3182	return radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC, leakage_idx, voltage);
3183}
3184
3185int radeon_atom_get_leakage_id_from_vbios(struct radeon_device *rdev,
3186					  u16 *leakage_id)
3187{
3188	union set_voltage args;
3189	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3190	u8 frev, crev;
3191
3192	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3193		return -EINVAL;
3194
3195	switch (crev) {
3196	case 3:
3197	case 4:
3198		args.v3.ucVoltageType = 0;
3199		args.v3.ucVoltageMode = ATOM_GET_LEAKAGE_ID;
3200		args.v3.usVoltageLevel = 0;
3201
3202		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3203
3204		*leakage_id = le16_to_cpu(args.v3.usVoltageLevel);
3205		break;
3206	default:
3207		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3208		return -EINVAL;
3209	}
3210
3211	return 0;
3212}
3213
3214int radeon_atom_get_leakage_vddc_based_on_leakage_params(struct radeon_device *rdev,
3215							 u16 *vddc, u16 *vddci,
3216							 u16 virtual_voltage_id,
3217							 u16 vbios_voltage_id)
3218{
3219	int index = GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo);
3220	u8 frev, crev;
3221	u16 data_offset, size;
3222	int i, j;
3223	ATOM_ASIC_PROFILING_INFO_V2_1 *profile;
3224	u16 *leakage_bin, *vddc_id_buf, *vddc_buf, *vddci_id_buf, *vddci_buf;
3225
3226	*vddc = 0;
3227	*vddci = 0;
3228
3229	if (!atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3230				    &frev, &crev, &data_offset))
3231		return -EINVAL;
3232
3233	profile = (ATOM_ASIC_PROFILING_INFO_V2_1 *)
3234		(rdev->mode_info.atom_context->bios + data_offset);
3235
3236	switch (frev) {
3237	case 1:
3238		return -EINVAL;
3239	case 2:
3240		switch (crev) {
3241		case 1:
3242			if (size < sizeof(ATOM_ASIC_PROFILING_INFO_V2_1))
3243				return -EINVAL;
3244			leakage_bin = (u16 *)
3245				(rdev->mode_info.atom_context->bios + data_offset +
3246				 le16_to_cpu(profile->usLeakageBinArrayOffset));
3247			vddc_id_buf = (u16 *)
3248				(rdev->mode_info.atom_context->bios + data_offset +
3249				 le16_to_cpu(profile->usElbVDDC_IdArrayOffset));
3250			vddc_buf = (u16 *)
3251				(rdev->mode_info.atom_context->bios + data_offset +
3252				 le16_to_cpu(profile->usElbVDDC_LevelArrayOffset));
3253			vddci_id_buf = (u16 *)
3254				(rdev->mode_info.atom_context->bios + data_offset +
3255				 le16_to_cpu(profile->usElbVDDCI_IdArrayOffset));
3256			vddci_buf = (u16 *)
3257				(rdev->mode_info.atom_context->bios + data_offset +
3258				 le16_to_cpu(profile->usElbVDDCI_LevelArrayOffset));
3259
3260			if (profile->ucElbVDDC_Num > 0) {
3261				for (i = 0; i < profile->ucElbVDDC_Num; i++) {
3262					if (vddc_id_buf[i] == virtual_voltage_id) {
3263						for (j = 0; j < profile->ucLeakageBinNum; j++) {
3264							if (vbios_voltage_id <= leakage_bin[j]) {
3265								*vddc = vddc_buf[j * profile->ucElbVDDC_Num + i];
3266								break;
3267							}
3268						}
3269						break;
3270					}
3271				}
3272			}
3273			if (profile->ucElbVDDCI_Num > 0) {
3274				for (i = 0; i < profile->ucElbVDDCI_Num; i++) {
3275					if (vddci_id_buf[i] == virtual_voltage_id) {
3276						for (j = 0; j < profile->ucLeakageBinNum; j++) {
3277							if (vbios_voltage_id <= leakage_bin[j]) {
3278								*vddci = vddci_buf[j * profile->ucElbVDDCI_Num + i];
3279								break;
3280							}
3281						}
3282						break;
3283					}
3284				}
3285			}
3286			break;
3287		default:
3288			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3289			return -EINVAL;
3290		}
3291		break;
3292	default:
3293		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3294		return -EINVAL;
3295	}
3296
3297	return 0;
3298}
3299
3300union get_voltage_info {
3301	struct  _GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_2 in;
3302	struct  _GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_2 evv_out;
3303};
3304
3305int radeon_atom_get_voltage_evv(struct radeon_device *rdev,
3306				u16 virtual_voltage_id,
3307				u16 *voltage)
3308{
3309	int index = GetIndexIntoMasterTable(COMMAND, GetVoltageInfo);
3310	u32 entry_id;
3311	u32 count = rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count;
3312	union get_voltage_info args;
3313
3314	for (entry_id = 0; entry_id < count; entry_id++) {
3315		if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].v ==
3316		    virtual_voltage_id)
3317			break;
3318	}
3319
3320	if (entry_id >= count)
3321		return -EINVAL;
3322
3323	args.in.ucVoltageType = VOLTAGE_TYPE_VDDC;
3324	args.in.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
3325	args.in.usVoltageLevel = cpu_to_le16(virtual_voltage_id);
3326	args.in.ulSCLKFreq =
3327		cpu_to_le32(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].clk);
3328
3329	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3330
3331	*voltage = le16_to_cpu(args.evv_out.usVoltageLevel);
3332
3333	return 0;
3334}
3335
3336int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
3337					  u16 voltage_level, u8 voltage_type,
3338					  u32 *gpio_value, u32 *gpio_mask)
3339{
3340	union set_voltage args;
3341	int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
3342	u8 frev, crev;
3343
3344	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
3345		return -EINVAL;
3346
3347	switch (crev) {
3348	case 1:
3349		return -EINVAL;
3350	case 2:
3351		args.v2.ucVoltageType = voltage_type;
3352		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_GET_GPIOMASK;
3353		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3354
3355		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3356
3357		*gpio_mask = le32_to_cpu(*(u32 *)&args.v2);
3358
3359		args.v2.ucVoltageType = voltage_type;
3360		args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_GET_GPIOVAL;
3361		args.v2.usVoltageLevel = cpu_to_le16(voltage_level);
3362
3363		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
3364
3365		*gpio_value = le32_to_cpu(*(u32 *)&args.v2);
3366		break;
3367	default:
3368		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3369		return -EINVAL;
3370	}
3371
3372	return 0;
3373}
3374
3375union voltage_object_info {
3376	struct _ATOM_VOLTAGE_OBJECT_INFO v1;
3377	struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2;
3378	struct _ATOM_VOLTAGE_OBJECT_INFO_V3_1 v3;
3379};
3380
3381union voltage_object {
3382	struct _ATOM_VOLTAGE_OBJECT v1;
3383	struct _ATOM_VOLTAGE_OBJECT_V2 v2;
3384	union _ATOM_VOLTAGE_OBJECT_V3 v3;
3385};
3386
3387static ATOM_VOLTAGE_OBJECT *atom_lookup_voltage_object_v1(ATOM_VOLTAGE_OBJECT_INFO *v1,
3388							  u8 voltage_type)
3389{
3390	u32 size = le16_to_cpu(v1->sHeader.usStructureSize);
3391	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO, asVoltageObj[0]);
3392	u8 *start = (u8 *)v1;
3393
3394	while (offset < size) {
3395		ATOM_VOLTAGE_OBJECT *vo = (ATOM_VOLTAGE_OBJECT *)(start + offset);
3396		if (vo->ucVoltageType == voltage_type)
3397			return vo;
3398		offset += offsetof(ATOM_VOLTAGE_OBJECT, asFormula.ucVIDAdjustEntries) +
3399			vo->asFormula.ucNumOfVoltageEntries;
3400	}
3401	return NULL;
3402}
3403
3404static ATOM_VOLTAGE_OBJECT_V2 *atom_lookup_voltage_object_v2(ATOM_VOLTAGE_OBJECT_INFO_V2 *v2,
3405							     u8 voltage_type)
3406{
3407	u32 size = le16_to_cpu(v2->sHeader.usStructureSize);
3408	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V2, asVoltageObj[0]);
3409	u8 *start = (u8*)v2;
3410
3411	while (offset < size) {
3412		ATOM_VOLTAGE_OBJECT_V2 *vo = (ATOM_VOLTAGE_OBJECT_V2 *)(start + offset);
3413		if (vo->ucVoltageType == voltage_type)
3414			return vo;
3415		offset += offsetof(ATOM_VOLTAGE_OBJECT_V2, asFormula.asVIDAdjustEntries) +
3416			(vo->asFormula.ucNumOfVoltageEntries * sizeof(VOLTAGE_LUT_ENTRY));
3417	}
3418	return NULL;
3419}
3420
3421static ATOM_VOLTAGE_OBJECT_V3 *atom_lookup_voltage_object_v3(ATOM_VOLTAGE_OBJECT_INFO_V3_1 *v3,
3422							     u8 voltage_type, u8 voltage_mode)
3423{
3424	u32 size = le16_to_cpu(v3->sHeader.usStructureSize);
3425	u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V3_1, asVoltageObj[0]);
3426	u8 *start = (u8*)v3;
3427
3428	while (offset < size) {
3429		ATOM_VOLTAGE_OBJECT_V3 *vo = (ATOM_VOLTAGE_OBJECT_V3 *)(start + offset);
3430		if ((vo->asGpioVoltageObj.sHeader.ucVoltageType == voltage_type) &&
3431		    (vo->asGpioVoltageObj.sHeader.ucVoltageMode == voltage_mode))
3432			return vo;
3433		offset += le16_to_cpu(vo->asGpioVoltageObj.sHeader.usSize);
3434	}
3435	return NULL;
3436}
3437
3438bool
3439radeon_atom_is_voltage_gpio(struct radeon_device *rdev,
3440			    u8 voltage_type, u8 voltage_mode)
3441{
3442	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3443	u8 frev, crev;
3444	u16 data_offset, size;
3445	union voltage_object_info *voltage_info;
3446	union voltage_object *voltage_object = NULL;
3447
3448	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3449				   &frev, &crev, &data_offset)) {
3450		voltage_info = (union voltage_object_info *)
3451			(rdev->mode_info.atom_context->bios + data_offset);
3452
3453		switch (frev) {
3454		case 1:
3455		case 2:
3456			switch (crev) {
3457			case 1:
3458				voltage_object = (union voltage_object *)
3459					atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3460				if (voltage_object &&
3461				    (voltage_object->v1.asControl.ucVoltageControlId == VOLTAGE_CONTROLLED_BY_GPIO))
3462					return true;
3463				break;
3464			case 2:
3465				voltage_object = (union voltage_object *)
3466					atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3467				if (voltage_object &&
3468				    (voltage_object->v2.asControl.ucVoltageControlId == VOLTAGE_CONTROLLED_BY_GPIO))
3469					return true;
3470				break;
3471			default:
3472				DRM_ERROR("unknown voltage object table\n");
3473				return false;
3474			}
3475			break;
3476		case 3:
3477			switch (crev) {
3478			case 1:
3479				if (atom_lookup_voltage_object_v3(&voltage_info->v3,
3480								  voltage_type, voltage_mode))
3481					return true;
3482				break;
3483			default:
3484				DRM_ERROR("unknown voltage object table\n");
3485				return false;
3486			}
3487			break;
3488		default:
3489			DRM_ERROR("unknown voltage object table\n");
3490			return false;
3491		}
3492
3493	}
3494	return false;
3495}
3496
3497int radeon_atom_get_svi2_info(struct radeon_device *rdev,
3498			      u8 voltage_type,
3499			      u8 *svd_gpio_id, u8 *svc_gpio_id)
3500{
3501	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3502	u8 frev, crev;
3503	u16 data_offset, size;
3504	union voltage_object_info *voltage_info;
3505	union voltage_object *voltage_object = NULL;
3506
3507	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3508				   &frev, &crev, &data_offset)) {
3509		voltage_info = (union voltage_object_info *)
3510			(rdev->mode_info.atom_context->bios + data_offset);
3511
3512		switch (frev) {
3513		case 3:
3514			switch (crev) {
3515			case 1:
3516				voltage_object = (union voltage_object *)
3517					atom_lookup_voltage_object_v3(&voltage_info->v3,
3518								      voltage_type,
3519								      VOLTAGE_OBJ_SVID2);
3520				if (voltage_object) {
3521					*svd_gpio_id = voltage_object->v3.asSVID2Obj.ucSVDGpioId;
3522					*svc_gpio_id = voltage_object->v3.asSVID2Obj.ucSVCGpioId;
3523				} else {
3524					return -EINVAL;
3525				}
3526				break;
3527			default:
3528				DRM_ERROR("unknown voltage object table\n");
3529				return -EINVAL;
3530			}
3531			break;
3532		default:
3533			DRM_ERROR("unknown voltage object table\n");
3534			return -EINVAL;
3535		}
3536
3537	}
3538	return 0;
3539}
3540
3541int radeon_atom_get_max_voltage(struct radeon_device *rdev,
3542				u8 voltage_type, u16 *max_voltage)
3543{
3544	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3545	u8 frev, crev;
3546	u16 data_offset, size;
3547	union voltage_object_info *voltage_info;
3548	union voltage_object *voltage_object = NULL;
3549
3550	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3551				   &frev, &crev, &data_offset)) {
3552		voltage_info = (union voltage_object_info *)
3553			(rdev->mode_info.atom_context->bios + data_offset);
3554
3555		switch (crev) {
3556		case 1:
3557			voltage_object = (union voltage_object *)
3558				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3559			if (voltage_object) {
3560				ATOM_VOLTAGE_FORMULA *formula =
3561					&voltage_object->v1.asFormula;
3562				if (formula->ucFlag & 1)
3563					*max_voltage =
3564						le16_to_cpu(formula->usVoltageBaseLevel) +
3565						formula->ucNumOfVoltageEntries / 2 *
3566						le16_to_cpu(formula->usVoltageStep);
3567				else
3568					*max_voltage =
3569						le16_to_cpu(formula->usVoltageBaseLevel) +
3570						(formula->ucNumOfVoltageEntries - 1) *
3571						le16_to_cpu(formula->usVoltageStep);
3572				return 0;
3573			}
3574			break;
3575		case 2:
3576			voltage_object = (union voltage_object *)
3577				atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3578			if (voltage_object) {
3579				ATOM_VOLTAGE_FORMULA_V2 *formula =
3580					&voltage_object->v2.asFormula;
3581				if (formula->ucNumOfVoltageEntries) {
3582					VOLTAGE_LUT_ENTRY *lut = (VOLTAGE_LUT_ENTRY *)
3583						((u8 *)&formula->asVIDAdjustEntries[0] +
3584						 (sizeof(VOLTAGE_LUT_ENTRY) * (formula->ucNumOfVoltageEntries - 1)));
3585					*max_voltage =
3586						le16_to_cpu(lut->usVoltageValue);
3587					return 0;
3588				}
3589			}
3590			break;
3591		default:
3592			DRM_ERROR("unknown voltage object table\n");
3593			return -EINVAL;
3594		}
3595
3596	}
3597	return -EINVAL;
3598}
3599
3600int radeon_atom_get_min_voltage(struct radeon_device *rdev,
3601				u8 voltage_type, u16 *min_voltage)
3602{
3603	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3604	u8 frev, crev;
3605	u16 data_offset, size;
3606	union voltage_object_info *voltage_info;
3607	union voltage_object *voltage_object = NULL;
3608
3609	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3610				   &frev, &crev, &data_offset)) {
3611		voltage_info = (union voltage_object_info *)
3612			(rdev->mode_info.atom_context->bios + data_offset);
3613
3614		switch (crev) {
3615		case 1:
3616			voltage_object = (union voltage_object *)
3617				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3618			if (voltage_object) {
3619				ATOM_VOLTAGE_FORMULA *formula =
3620					&voltage_object->v1.asFormula;
3621				*min_voltage =
3622					le16_to_cpu(formula->usVoltageBaseLevel);
3623				return 0;
3624			}
3625			break;
3626		case 2:
3627			voltage_object = (union voltage_object *)
3628				atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3629			if (voltage_object) {
3630				ATOM_VOLTAGE_FORMULA_V2 *formula =
3631					&voltage_object->v2.asFormula;
3632				if (formula->ucNumOfVoltageEntries) {
3633					*min_voltage =
3634						le16_to_cpu(formula->asVIDAdjustEntries[
3635								    0
3636								    ].usVoltageValue);
3637					return 0;
3638				}
3639			}
3640			break;
3641		default:
3642			DRM_ERROR("unknown voltage object table\n");
3643			return -EINVAL;
3644		}
3645
3646	}
3647	return -EINVAL;
3648}
3649
3650int radeon_atom_get_voltage_step(struct radeon_device *rdev,
3651				 u8 voltage_type, u16 *voltage_step)
3652{
3653	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3654	u8 frev, crev;
3655	u16 data_offset, size;
3656	union voltage_object_info *voltage_info;
3657	union voltage_object *voltage_object = NULL;
3658
3659	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3660				   &frev, &crev, &data_offset)) {
3661		voltage_info = (union voltage_object_info *)
3662			(rdev->mode_info.atom_context->bios + data_offset);
3663
3664		switch (crev) {
3665		case 1:
3666			voltage_object = (union voltage_object *)
3667				atom_lookup_voltage_object_v1(&voltage_info->v1, voltage_type);
3668			if (voltage_object) {
3669				ATOM_VOLTAGE_FORMULA *formula =
3670					&voltage_object->v1.asFormula;
3671				if (formula->ucFlag & 1)
3672					*voltage_step =
3673						(le16_to_cpu(formula->usVoltageStep) + 1) / 2;
3674				else
3675					*voltage_step =
3676						le16_to_cpu(formula->usVoltageStep);
3677				return 0;
3678			}
3679			break;
3680		case 2:
3681			return -EINVAL;
3682		default:
3683			DRM_ERROR("unknown voltage object table\n");
3684			return -EINVAL;
3685		}
3686
3687	}
3688	return -EINVAL;
3689}
3690
3691int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
3692				      u8 voltage_type,
3693				      u16 nominal_voltage,
3694				      u16 *true_voltage)
3695{
3696	u16 min_voltage, max_voltage, voltage_step;
3697
3698	if (radeon_atom_get_max_voltage(rdev, voltage_type, &max_voltage))
3699		return -EINVAL;
3700	if (radeon_atom_get_min_voltage(rdev, voltage_type, &min_voltage))
3701		return -EINVAL;
3702	if (radeon_atom_get_voltage_step(rdev, voltage_type, &voltage_step))
3703		return -EINVAL;
3704
3705	if (nominal_voltage <= min_voltage)
3706		*true_voltage = min_voltage;
3707	else if (nominal_voltage >= max_voltage)
3708		*true_voltage = max_voltage;
3709	else
3710		*true_voltage = min_voltage +
3711			((nominal_voltage - min_voltage) / voltage_step) *
3712			voltage_step;
3713
3714	return 0;
3715}
3716
3717int radeon_atom_get_voltage_table(struct radeon_device *rdev,
3718				  u8 voltage_type, u8 voltage_mode,
3719				  struct atom_voltage_table *voltage_table)
3720{
3721	int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo);
3722	u8 frev, crev;
3723	u16 data_offset, size;
3724	int i, ret;
3725	union voltage_object_info *voltage_info;
3726	union voltage_object *voltage_object = NULL;
3727
3728	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3729				   &frev, &crev, &data_offset)) {
3730		voltage_info = (union voltage_object_info *)
3731			(rdev->mode_info.atom_context->bios + data_offset);
3732
3733		switch (frev) {
3734		case 1:
3735		case 2:
3736			switch (crev) {
3737			case 1:
3738				DRM_ERROR("old table version %d, %d\n", frev, crev);
3739				return -EINVAL;
3740			case 2:
3741				voltage_object = (union voltage_object *)
3742					atom_lookup_voltage_object_v2(&voltage_info->v2, voltage_type);
3743				if (voltage_object) {
3744					ATOM_VOLTAGE_FORMULA_V2 *formula =
3745						&voltage_object->v2.asFormula;
3746					VOLTAGE_LUT_ENTRY *lut;
3747					if (formula->ucNumOfVoltageEntries > MAX_VOLTAGE_ENTRIES)
3748						return -EINVAL;
3749					lut = &formula->asVIDAdjustEntries[0];
3750					for (i = 0; i < formula->ucNumOfVoltageEntries; i++) {
3751						voltage_table->entries[i].value =
3752							le16_to_cpu(lut->usVoltageValue);
3753						ret = radeon_atom_get_voltage_gpio_settings(rdev,
3754											    voltage_table->entries[i].value,
3755											    voltage_type,
3756											    &voltage_table->entries[i].smio_low,
3757											    &voltage_table->mask_low);
3758						if (ret)
3759							return ret;
3760						lut = (VOLTAGE_LUT_ENTRY *)
3761							((u8 *)lut + sizeof(VOLTAGE_LUT_ENTRY));
3762					}
3763					voltage_table->count = formula->ucNumOfVoltageEntries;
3764					return 0;
3765				}
3766				break;
3767			default:
3768				DRM_ERROR("unknown voltage object table\n");
3769				return -EINVAL;
3770			}
3771			break;
3772		case 3:
3773			switch (crev) {
3774			case 1:
3775				voltage_object = (union voltage_object *)
3776					atom_lookup_voltage_object_v3(&voltage_info->v3,
3777								      voltage_type, voltage_mode);
3778				if (voltage_object) {
3779					ATOM_GPIO_VOLTAGE_OBJECT_V3 *gpio =
3780						&voltage_object->v3.asGpioVoltageObj;
3781					VOLTAGE_LUT_ENTRY_V2 *lut;
3782					if (gpio->ucGpioEntryNum > MAX_VOLTAGE_ENTRIES)
3783						return -EINVAL;
3784					lut = &gpio->asVolGpioLut[0];
3785					for (i = 0; i < gpio->ucGpioEntryNum; i++) {
3786						voltage_table->entries[i].value =
3787							le16_to_cpu(lut->usVoltageValue);
3788						voltage_table->entries[i].smio_low =
3789							le32_to_cpu(lut->ulVoltageId);
3790						lut = (VOLTAGE_LUT_ENTRY_V2 *)
3791							((u8 *)lut + sizeof(VOLTAGE_LUT_ENTRY_V2));
3792					}
3793					voltage_table->mask_low = le32_to_cpu(gpio->ulGpioMaskVal);
3794					voltage_table->count = gpio->ucGpioEntryNum;
3795					voltage_table->phase_delay = gpio->ucPhaseDelay;
3796					return 0;
3797				}
3798				break;
3799			default:
3800				DRM_ERROR("unknown voltage object table\n");
3801				return -EINVAL;
3802			}
3803			break;
3804		default:
3805			DRM_ERROR("unknown voltage object table\n");
3806			return -EINVAL;
3807		}
3808	}
3809	return -EINVAL;
3810}
3811
3812union vram_info {
3813	struct _ATOM_VRAM_INFO_V3 v1_3;
3814	struct _ATOM_VRAM_INFO_V4 v1_4;
3815	struct _ATOM_VRAM_INFO_HEADER_V2_1 v2_1;
3816};
3817
3818int radeon_atom_get_memory_info(struct radeon_device *rdev,
3819				u8 module_index, struct atom_memory_info *mem_info)
3820{
3821	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3822	u8 frev, crev, i;
3823	u16 data_offset, size;
3824	union vram_info *vram_info;
3825
3826	memset(mem_info, 0, sizeof(struct atom_memory_info));
3827
3828	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3829				   &frev, &crev, &data_offset)) {
3830		vram_info = (union vram_info *)
3831			(rdev->mode_info.atom_context->bios + data_offset);
3832		switch (frev) {
3833		case 1:
3834			switch (crev) {
3835			case 3:
3836				/* r6xx */
3837				if (module_index < vram_info->v1_3.ucNumOfVRAMModule) {
3838					ATOM_VRAM_MODULE_V3 *vram_module =
3839						(ATOM_VRAM_MODULE_V3 *)vram_info->v1_3.aVramInfo;
3840
3841					for (i = 0; i < module_index; i++) {
3842						if (le16_to_cpu(vram_module->usSize) == 0)
3843							return -EINVAL;
3844						vram_module = (ATOM_VRAM_MODULE_V3 *)
3845							((u8 *)vram_module + le16_to_cpu(vram_module->usSize));
3846					}
3847					mem_info->mem_vendor = vram_module->asMemory.ucMemoryVenderID & 0xf;
3848					mem_info->mem_type = vram_module->asMemory.ucMemoryType & 0xf0;
3849				} else
3850					return -EINVAL;
3851				break;
3852			case 4:
3853				/* r7xx, evergreen */
3854				if (module_index < vram_info->v1_4.ucNumOfVRAMModule) {
3855					ATOM_VRAM_MODULE_V4 *vram_module =
3856						(ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo;
3857
3858					for (i = 0; i < module_index; i++) {
3859						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3860							return -EINVAL;
3861						vram_module = (ATOM_VRAM_MODULE_V4 *)
3862							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3863					}
3864					mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf;
3865					mem_info->mem_type = vram_module->ucMemoryType & 0xf0;
3866				} else
3867					return -EINVAL;
3868				break;
3869			default:
3870				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3871				return -EINVAL;
3872			}
3873			break;
3874		case 2:
3875			switch (crev) {
3876			case 1:
3877				/* ni */
3878				if (module_index < vram_info->v2_1.ucNumOfVRAMModule) {
3879					ATOM_VRAM_MODULE_V7 *vram_module =
3880						(ATOM_VRAM_MODULE_V7 *)vram_info->v2_1.aVramInfo;
3881
3882					for (i = 0; i < module_index; i++) {
3883						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3884							return -EINVAL;
3885						vram_module = (ATOM_VRAM_MODULE_V7 *)
3886							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3887					}
3888					mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf;
3889					mem_info->mem_type = vram_module->ucMemoryType & 0xf0;
3890				} else
3891					return -EINVAL;
3892				break;
3893			default:
3894				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3895				return -EINVAL;
3896			}
3897			break;
3898		default:
3899			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3900			return -EINVAL;
3901		}
3902		return 0;
3903	}
3904	return -EINVAL;
3905}
3906
3907int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
3908				     bool gddr5, u8 module_index,
3909				     struct atom_memory_clock_range_table *mclk_range_table)
3910{
3911	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3912	u8 frev, crev, i;
3913	u16 data_offset, size;
3914	union vram_info *vram_info;
3915	u32 mem_timing_size = gddr5 ?
3916		sizeof(ATOM_MEMORY_TIMING_FORMAT_V2) : sizeof(ATOM_MEMORY_TIMING_FORMAT);
3917
3918	memset(mclk_range_table, 0, sizeof(struct atom_memory_clock_range_table));
3919
3920	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3921				   &frev, &crev, &data_offset)) {
3922		vram_info = (union vram_info *)
3923			(rdev->mode_info.atom_context->bios + data_offset);
3924		switch (frev) {
3925		case 1:
3926			switch (crev) {
3927			case 3:
3928				DRM_ERROR("old table version %d, %d\n", frev, crev);
3929				return -EINVAL;
3930			case 4:
3931				/* r7xx, evergreen */
3932				if (module_index < vram_info->v1_4.ucNumOfVRAMModule) {
3933					ATOM_VRAM_MODULE_V4 *vram_module =
3934						(ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo;
3935					ATOM_MEMORY_TIMING_FORMAT *format;
3936
3937					for (i = 0; i < module_index; i++) {
3938						if (le16_to_cpu(vram_module->usModuleSize) == 0)
3939							return -EINVAL;
3940						vram_module = (ATOM_VRAM_MODULE_V4 *)
3941							((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize));
3942					}
3943					mclk_range_table->num_entries = (u8)
3944						((le16_to_cpu(vram_module->usModuleSize) - offsetof(ATOM_VRAM_MODULE_V4, asMemTiming)) /
3945						 mem_timing_size);
3946					format = &vram_module->asMemTiming[0];
3947					for (i = 0; i < mclk_range_table->num_entries; i++) {
3948						mclk_range_table->mclk[i] = le32_to_cpu(format->ulClkRange);
3949						format = (ATOM_MEMORY_TIMING_FORMAT *)
3950							((u8 *)format + mem_timing_size);
3951					}
3952				} else
3953					return -EINVAL;
3954				break;
3955			default:
3956				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3957				return -EINVAL;
3958			}
3959			break;
3960		case 2:
3961			DRM_ERROR("new table version %d, %d\n", frev, crev);
3962			return -EINVAL;
3963		default:
3964			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
3965			return -EINVAL;
3966		}
3967		return 0;
3968	}
3969	return -EINVAL;
3970}
3971
3972#define MEM_ID_MASK           0xff000000
3973#define MEM_ID_SHIFT          24
3974#define CLOCK_RANGE_MASK      0x00ffffff
3975#define CLOCK_RANGE_SHIFT     0
3976#define LOW_NIBBLE_MASK       0xf
3977#define DATA_EQU_PREV         0
3978#define DATA_FROM_TABLE       4
3979
3980int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
3981				  u8 module_index,
3982				  struct atom_mc_reg_table *reg_table)
3983{
3984	int index = GetIndexIntoMasterTable(DATA, VRAM_Info);
3985	u8 frev, crev, num_entries, t_mem_id, num_ranges = 0;
3986	u32 i = 0, j;
3987	u16 data_offset, size;
3988	union vram_info *vram_info;
3989
3990	memset(reg_table, 0, sizeof(struct atom_mc_reg_table));
3991
3992	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
3993				   &frev, &crev, &data_offset)) {
3994		vram_info = (union vram_info *)
3995			(rdev->mode_info.atom_context->bios + data_offset);
3996		switch (frev) {
3997		case 1:
3998			DRM_ERROR("old table version %d, %d\n", frev, crev);
3999			return -EINVAL;
4000		case 2:
4001			switch (crev) {
4002			case 1:
4003				if (module_index < vram_info->v2_1.ucNumOfVRAMModule) {
4004					ATOM_INIT_REG_BLOCK *reg_block =
4005						(ATOM_INIT_REG_BLOCK *)
4006						((u8 *)vram_info + le16_to_cpu(vram_info->v2_1.usMemClkPatchTblOffset));
4007					ATOM_MEMORY_SETTING_DATA_BLOCK *reg_data =
4008						(ATOM_MEMORY_SETTING_DATA_BLOCK *)
4009						((u8 *)reg_block + (2 * sizeof(u16)) +
4010						 le16_to_cpu(reg_block->usRegIndexTblSize));
4011					ATOM_INIT_REG_INDEX_FORMAT *format = &reg_block->asRegIndexBuf[0];
4012					num_entries = (u8)((le16_to_cpu(reg_block->usRegIndexTblSize)) /
4013							   sizeof(ATOM_INIT_REG_INDEX_FORMAT)) - 1;
4014					if (num_entries > VBIOS_MC_REGISTER_ARRAY_SIZE)
4015						return -EINVAL;
4016					while (i < num_entries) {
4017						if (format->ucPreRegDataLength & ACCESS_PLACEHOLDER)
4018							break;
4019						reg_table->mc_reg_address[i].s1 =
4020							(u16)(le16_to_cpu(format->usRegIndex));
4021						reg_table->mc_reg_address[i].pre_reg_data =
4022							(u8)(format->ucPreRegDataLength);
4023						i++;
4024						format = (ATOM_INIT_REG_INDEX_FORMAT *)
4025							((u8 *)format + sizeof(ATOM_INIT_REG_INDEX_FORMAT));
4026					}
4027					reg_table->last = i;
4028					while ((le32_to_cpu(*(u32 *)reg_data) != END_OF_REG_DATA_BLOCK) &&
4029					       (num_ranges < VBIOS_MAX_AC_TIMING_ENTRIES)) {
4030						t_mem_id = (u8)((le32_to_cpu(*(u32 *)reg_data) & MEM_ID_MASK)
4031								>> MEM_ID_SHIFT);
4032						if (module_index == t_mem_id) {
4033							reg_table->mc_reg_table_entry[num_ranges].mclk_max =
4034								(u32)((le32_to_cpu(*(u32 *)reg_data) & CLOCK_RANGE_MASK)
4035								      >> CLOCK_RANGE_SHIFT);
4036							for (i = 0, j = 1; i < reg_table->last; i++) {
4037								if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_FROM_TABLE) {
4038									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
4039										(u32)le32_to_cpu(*((u32 *)reg_data + j));
4040									j++;
4041								} else if ((reg_table->mc_reg_address[i].pre_reg_data & LOW_NIBBLE_MASK) == DATA_EQU_PREV) {
4042									reg_table->mc_reg_table_entry[num_ranges].mc_data[i] =
4043										reg_table->mc_reg_table_entry[num_ranges].mc_data[i - 1];
4044								}
4045							}
4046							num_ranges++;
4047						}
4048						reg_data = (ATOM_MEMORY_SETTING_DATA_BLOCK *)
4049							((u8 *)reg_data + le16_to_cpu(reg_block->usRegDataBlkSize));
4050					}
4051					if (le32_to_cpu(*(u32 *)reg_data) != END_OF_REG_DATA_BLOCK)
4052						return -EINVAL;
4053					reg_table->num_entries = num_ranges;
4054				} else
4055					return -EINVAL;
4056				break;
4057			default:
4058				DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
4059				return -EINVAL;
4060			}
4061			break;
4062		default:
4063			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
4064			return -EINVAL;
4065		}
4066		return 0;
4067	}
4068	return -EINVAL;
4069}
4070
4071void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
4072{
4073	struct radeon_device *rdev = dev->dev_private;
4074	uint32_t bios_2_scratch, bios_6_scratch;
4075
4076	if (rdev->family >= CHIP_R600) {
4077		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
4078		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4079	} else {
4080		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
4081		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4082	}
4083
4084	/* let the bios control the backlight */
4085	bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE;
4086
4087	/* tell the bios not to handle mode switching */
4088	bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH;
4089
4090	/* clear the vbios dpms state */
4091	if (ASIC_IS_DCE4(rdev))
4092		bios_2_scratch &= ~ATOM_S2_DEVICE_DPMS_STATE;
4093
4094	if (rdev->family >= CHIP_R600) {
4095		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
4096		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4097	} else {
4098		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
4099		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4100	}
4101
4102}
4103
4104void radeon_save_bios_scratch_regs(struct radeon_device *rdev)
4105{
4106	uint32_t scratch_reg;
4107	int i;
4108
4109	if (rdev->family >= CHIP_R600)
4110		scratch_reg = R600_BIOS_0_SCRATCH;
4111	else
4112		scratch_reg = RADEON_BIOS_0_SCRATCH;
4113
4114	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
4115		rdev->bios_scratch[i] = RREG32(scratch_reg + (i * 4));
4116}
4117
4118void radeon_restore_bios_scratch_regs(struct radeon_device *rdev)
4119{
4120	uint32_t scratch_reg;
4121	int i;
4122
4123	if (rdev->family >= CHIP_R600)
4124		scratch_reg = R600_BIOS_0_SCRATCH;
4125	else
4126		scratch_reg = RADEON_BIOS_0_SCRATCH;
4127
4128	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
4129		WREG32(scratch_reg + (i * 4), rdev->bios_scratch[i]);
4130}
4131
4132void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
4133{
4134	struct drm_device *dev = encoder->dev;
4135	struct radeon_device *rdev = dev->dev_private;
4136	uint32_t bios_6_scratch;
4137
4138	if (rdev->family >= CHIP_R600)
4139		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4140	else
4141		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4142
4143	if (lock) {
4144		bios_6_scratch |= ATOM_S6_CRITICAL_STATE;
4145		bios_6_scratch &= ~ATOM_S6_ACC_MODE;
4146	} else {
4147		bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE;
4148		bios_6_scratch |= ATOM_S6_ACC_MODE;
4149	}
4150
4151	if (rdev->family >= CHIP_R600)
4152		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4153	else
4154		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4155}
4156
4157/* at some point we may want to break this out into individual functions */
4158void
4159radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
4160				       struct drm_encoder *encoder,
4161				       bool connected)
4162{
4163	struct drm_device *dev = connector->dev;
4164	struct radeon_device *rdev = dev->dev_private;
4165	struct radeon_connector *radeon_connector =
4166	    to_radeon_connector(connector);
4167	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4168	uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
4169
4170	if (rdev->family >= CHIP_R600) {
4171		bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
4172		bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH);
4173		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
4174	} else {
4175		bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
4176		bios_3_scratch = RREG32(RADEON_BIOS_3_SCRATCH);
4177		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
4178	}
4179
4180	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
4181	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
4182		if (connected) {
4183			DRM_DEBUG_KMS("TV1 connected\n");
4184			bios_3_scratch |= ATOM_S3_TV1_ACTIVE;
4185			bios_6_scratch |= ATOM_S6_ACC_REQ_TV1;
4186		} else {
4187			DRM_DEBUG_KMS("TV1 disconnected\n");
4188			bios_0_scratch &= ~ATOM_S0_TV1_MASK;
4189			bios_3_scratch &= ~ATOM_S3_TV1_ACTIVE;
4190			bios_6_scratch &= ~ATOM_S6_ACC_REQ_TV1;
4191		}
4192	}
4193	if ((radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) &&
4194	    (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT)) {
4195		if (connected) {
4196			DRM_DEBUG_KMS("CV connected\n");
4197			bios_3_scratch |= ATOM_S3_CV_ACTIVE;
4198			bios_6_scratch |= ATOM_S6_ACC_REQ_CV;
4199		} else {
4200			DRM_DEBUG_KMS("CV disconnected\n");
4201			bios_0_scratch &= ~ATOM_S0_CV_MASK;
4202			bios_3_scratch &= ~ATOM_S3_CV_ACTIVE;
4203			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CV;
4204		}
4205	}
4206	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
4207	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
4208		if (connected) {
4209			DRM_DEBUG_KMS("LCD1 connected\n");
4210			bios_0_scratch |= ATOM_S0_LCD1;
4211			bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
4212			bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
4213		} else {
4214			DRM_DEBUG_KMS("LCD1 disconnected\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		}
4219	}
4220	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
4221	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
4222		if (connected) {
4223			DRM_DEBUG_KMS("CRT1 connected\n");
4224			bios_0_scratch |= ATOM_S0_CRT1_COLOR;
4225			bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
4226			bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
4227		} else {
4228			DRM_DEBUG_KMS("CRT1 disconnected\n");
4229			bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
4230			bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
4231			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
4232		}
4233	}
4234	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
4235	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
4236		if (connected) {
4237			DRM_DEBUG_KMS("CRT2 connected\n");
4238			bios_0_scratch |= ATOM_S0_CRT2_COLOR;
4239			bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
4240			bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
4241		} else {
4242			DRM_DEBUG_KMS("CRT2 disconnected\n");
4243			bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
4244			bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
4245			bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
4246		}
4247	}
4248	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
4249	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
4250		if (connected) {
4251			DRM_DEBUG_KMS("DFP1 connected\n");
4252			bios_0_scratch |= ATOM_S0_DFP1;
4253			bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
4254			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
4255		} else {
4256			DRM_DEBUG_KMS("DFP1 disconnected\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		}
4261	}
4262	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
4263	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
4264		if (connected) {
4265			DRM_DEBUG_KMS("DFP2 connected\n");
4266			bios_0_scratch |= ATOM_S0_DFP2;
4267			bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
4268			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
4269		} else {
4270			DRM_DEBUG_KMS("DFP2 disconnected\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		}
4275	}
4276	if ((radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
4277	    (radeon_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
4278		if (connected) {
4279			DRM_DEBUG_KMS("DFP3 connected\n");
4280			bios_0_scratch |= ATOM_S0_DFP3;
4281			bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
4282			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
4283		} else {
4284			DRM_DEBUG_KMS("DFP3 disconnected\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		}
4289	}
4290	if ((radeon_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
4291	    (radeon_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
4292		if (connected) {
4293			DRM_DEBUG_KMS("DFP4 connected\n");
4294			bios_0_scratch |= ATOM_S0_DFP4;
4295			bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
4296			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
4297		} else {
4298			DRM_DEBUG_KMS("DFP4 disconnected\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		}
4303	}
4304	if ((radeon_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
4305	    (radeon_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
4306		if (connected) {
4307			DRM_DEBUG_KMS("DFP5 connected\n");
4308			bios_0_scratch |= ATOM_S0_DFP5;
4309			bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
4310			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
4311		} else {
4312			DRM_DEBUG_KMS("DFP5 disconnected\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		}
4317	}
4318	if ((radeon_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
4319	    (radeon_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
4320		if (connected) {
4321			DRM_DEBUG_KMS("DFP6 connected\n");
4322			bios_0_scratch |= ATOM_S0_DFP6;
4323			bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
4324			bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
4325		} else {
4326			DRM_DEBUG_KMS("DFP6 disconnected\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		}
4331	}
4332
4333	if (rdev->family >= CHIP_R600) {
4334		WREG32(R600_BIOS_0_SCRATCH, bios_0_scratch);
4335		WREG32(R600_BIOS_3_SCRATCH, bios_3_scratch);
4336		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
4337	} else {
4338		WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
4339		WREG32(RADEON_BIOS_3_SCRATCH, bios_3_scratch);
4340		WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
4341	}
4342}
4343
4344void
4345radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
4346{
4347	struct drm_device *dev = encoder->dev;
4348	struct radeon_device *rdev = dev->dev_private;
4349	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4350	uint32_t bios_3_scratch;
4351
4352	if (ASIC_IS_DCE4(rdev))
4353		return;
4354
4355	if (rdev->family >= CHIP_R600)
4356		bios_3_scratch = RREG32(R600_BIOS_3_SCRATCH);
4357	else
4358		bios_3_scratch = RREG32(RADEON_BIOS_3_SCRATCH);
4359
4360	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
4361		bios_3_scratch &= ~ATOM_S3_TV1_CRTC_ACTIVE;
4362		bios_3_scratch |= (crtc << 18);
4363	}
4364	if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
4365		bios_3_scratch &= ~ATOM_S3_CV_CRTC_ACTIVE;
4366		bios_3_scratch |= (crtc << 24);
4367	}
4368	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
4369		bios_3_scratch &= ~ATOM_S3_CRT1_CRTC_ACTIVE;
4370		bios_3_scratch |= (crtc << 16);
4371	}
4372	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
4373		bios_3_scratch &= ~ATOM_S3_CRT2_CRTC_ACTIVE;
4374		bios_3_scratch |= (crtc << 20);
4375	}
4376	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
4377		bios_3_scratch &= ~ATOM_S3_LCD1_CRTC_ACTIVE;
4378		bios_3_scratch |= (crtc << 17);
4379	}
4380	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
4381		bios_3_scratch &= ~ATOM_S3_DFP1_CRTC_ACTIVE;
4382		bios_3_scratch |= (crtc << 19);
4383	}
4384	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
4385		bios_3_scratch &= ~ATOM_S3_DFP2_CRTC_ACTIVE;
4386		bios_3_scratch |= (crtc << 23);
4387	}
4388	if (radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) {
4389		bios_3_scratch &= ~ATOM_S3_DFP3_CRTC_ACTIVE;
4390		bios_3_scratch |= (crtc << 25);
4391	}
4392
4393	if (rdev->family >= CHIP_R600)
4394		WREG32(R600_BIOS_3_SCRATCH, bios_3_scratch);
4395	else
4396		WREG32(RADEON_BIOS_3_SCRATCH, bios_3_scratch);
4397}
4398
4399void
4400radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
4401{
4402	struct drm_device *dev = encoder->dev;
4403	struct radeon_device *rdev = dev->dev_private;
4404	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
4405	uint32_t bios_2_scratch;
4406
4407	if (ASIC_IS_DCE4(rdev))
4408		return;
4409
4410	if (rdev->family >= CHIP_R600)
4411		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
4412	else
4413		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
4414
4415	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
4416		if (on)
4417			bios_2_scratch &= ~ATOM_S2_TV1_DPMS_STATE;
4418		else
4419			bios_2_scratch |= ATOM_S2_TV1_DPMS_STATE;
4420	}
4421	if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
4422		if (on)
4423			bios_2_scratch &= ~ATOM_S2_CV_DPMS_STATE;
4424		else
4425			bios_2_scratch |= ATOM_S2_CV_DPMS_STATE;
4426	}
4427	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
4428		if (on)
4429			bios_2_scratch &= ~ATOM_S2_CRT1_DPMS_STATE;
4430		else
4431			bios_2_scratch |= ATOM_S2_CRT1_DPMS_STATE;
4432	}
4433	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
4434		if (on)
4435			bios_2_scratch &= ~ATOM_S2_CRT2_DPMS_STATE;
4436		else
4437			bios_2_scratch |= ATOM_S2_CRT2_DPMS_STATE;
4438	}
4439	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
4440		if (on)
4441			bios_2_scratch &= ~ATOM_S2_LCD1_DPMS_STATE;
4442		else
4443			bios_2_scratch |= ATOM_S2_LCD1_DPMS_STATE;
4444	}
4445	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
4446		if (on)
4447			bios_2_scratch &= ~ATOM_S2_DFP1_DPMS_STATE;
4448		else
4449			bios_2_scratch |= ATOM_S2_DFP1_DPMS_STATE;
4450	}
4451	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
4452		if (on)
4453			bios_2_scratch &= ~ATOM_S2_DFP2_DPMS_STATE;
4454		else
4455			bios_2_scratch |= ATOM_S2_DFP2_DPMS_STATE;
4456	}
4457	if (radeon_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) {
4458		if (on)
4459			bios_2_scratch &= ~ATOM_S2_DFP3_DPMS_STATE;
4460		else
4461			bios_2_scratch |= ATOM_S2_DFP3_DPMS_STATE;
4462	}
4463	if (radeon_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) {
4464		if (on)
4465			bios_2_scratch &= ~ATOM_S2_DFP4_DPMS_STATE;
4466		else
4467			bios_2_scratch |= ATOM_S2_DFP4_DPMS_STATE;
4468	}
4469	if (radeon_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) {
4470		if (on)
4471			bios_2_scratch &= ~ATOM_S2_DFP5_DPMS_STATE;
4472		else
4473			bios_2_scratch |= ATOM_S2_DFP5_DPMS_STATE;
4474	}
4475
4476	if (rdev->family >= CHIP_R600)
4477		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
4478	else
4479		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
4480}