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   1/*
   2 * Copyright 2004 ATI Technologies Inc., Markham, Ontario
   3 * Copyright 2007-8 Advanced Micro Devices, Inc.
   4 * Copyright 2008 Red Hat Inc.
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining a
   7 * copy of this software and associated documentation files (the "Software"),
   8 * to deal in the Software without restriction, including without limitation
   9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 * and/or sell copies of the Software, and to permit persons to whom the
  11 * Software is furnished to do so, subject to the following conditions:
  12 *
  13 * The above copyright notice and this permission notice shall be included in
  14 * all copies or substantial portions of the Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22 * OTHER DEALINGS IN THE SOFTWARE.
  23 *
  24 * Authors: Dave Airlie
  25 *          Alex Deucher
  26 */
  27#include "drmP.h"
  28#include "radeon_drm.h"
  29#include "radeon.h"
  30#include "atom.h"
  31
  32#ifdef CONFIG_PPC_PMAC
  33/* not sure which of these are needed */
  34#include <asm/machdep.h>
  35#include <asm/pmac_feature.h>
  36#include <asm/prom.h>
  37#include <asm/pci-bridge.h>
  38#endif /* CONFIG_PPC_PMAC */
  39
  40/* from radeon_encoder.c */
  41extern uint32_t
  42radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
  43			uint8_t dac);
  44extern void radeon_link_encoder_connector(struct drm_device *dev);
  45
  46/* from radeon_connector.c */
  47extern void
  48radeon_add_legacy_connector(struct drm_device *dev,
  49			    uint32_t connector_id,
  50			    uint32_t supported_device,
  51			    int connector_type,
  52			    struct radeon_i2c_bus_rec *i2c_bus,
  53			    uint16_t connector_object_id,
  54			    struct radeon_hpd *hpd);
  55
  56/* from radeon_legacy_encoder.c */
  57extern void
  58radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum,
  59			  uint32_t supported_device);
  60
  61/* old legacy ATI BIOS routines */
  62
  63/* COMBIOS table offsets */
  64enum radeon_combios_table_offset {
  65	/* absolute offset tables */
  66	COMBIOS_ASIC_INIT_1_TABLE,
  67	COMBIOS_BIOS_SUPPORT_TABLE,
  68	COMBIOS_DAC_PROGRAMMING_TABLE,
  69	COMBIOS_MAX_COLOR_DEPTH_TABLE,
  70	COMBIOS_CRTC_INFO_TABLE,
  71	COMBIOS_PLL_INFO_TABLE,
  72	COMBIOS_TV_INFO_TABLE,
  73	COMBIOS_DFP_INFO_TABLE,
  74	COMBIOS_HW_CONFIG_INFO_TABLE,
  75	COMBIOS_MULTIMEDIA_INFO_TABLE,
  76	COMBIOS_TV_STD_PATCH_TABLE,
  77	COMBIOS_LCD_INFO_TABLE,
  78	COMBIOS_MOBILE_INFO_TABLE,
  79	COMBIOS_PLL_INIT_TABLE,
  80	COMBIOS_MEM_CONFIG_TABLE,
  81	COMBIOS_SAVE_MASK_TABLE,
  82	COMBIOS_HARDCODED_EDID_TABLE,
  83	COMBIOS_ASIC_INIT_2_TABLE,
  84	COMBIOS_CONNECTOR_INFO_TABLE,
  85	COMBIOS_DYN_CLK_1_TABLE,
  86	COMBIOS_RESERVED_MEM_TABLE,
  87	COMBIOS_EXT_TMDS_INFO_TABLE,
  88	COMBIOS_MEM_CLK_INFO_TABLE,
  89	COMBIOS_EXT_DAC_INFO_TABLE,
  90	COMBIOS_MISC_INFO_TABLE,
  91	COMBIOS_CRT_INFO_TABLE,
  92	COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE,
  93	COMBIOS_COMPONENT_VIDEO_INFO_TABLE,
  94	COMBIOS_FAN_SPEED_INFO_TABLE,
  95	COMBIOS_OVERDRIVE_INFO_TABLE,
  96	COMBIOS_OEM_INFO_TABLE,
  97	COMBIOS_DYN_CLK_2_TABLE,
  98	COMBIOS_POWER_CONNECTOR_INFO_TABLE,
  99	COMBIOS_I2C_INFO_TABLE,
 100	/* relative offset tables */
 101	COMBIOS_ASIC_INIT_3_TABLE,	/* offset from misc info */
 102	COMBIOS_ASIC_INIT_4_TABLE,	/* offset from misc info */
 103	COMBIOS_DETECTED_MEM_TABLE,	/* offset from misc info */
 104	COMBIOS_ASIC_INIT_5_TABLE,	/* offset from misc info */
 105	COMBIOS_RAM_RESET_TABLE,	/* offset from mem config */
 106	COMBIOS_POWERPLAY_INFO_TABLE,	/* offset from mobile info */
 107	COMBIOS_GPIO_INFO_TABLE,	/* offset from mobile info */
 108	COMBIOS_LCD_DDC_INFO_TABLE,	/* offset from mobile info */
 109	COMBIOS_TMDS_POWER_TABLE,	/* offset from mobile info */
 110	COMBIOS_TMDS_POWER_ON_TABLE,	/* offset from tmds power */
 111	COMBIOS_TMDS_POWER_OFF_TABLE,	/* offset from tmds power */
 112};
 113
 114enum radeon_combios_ddc {
 115	DDC_NONE_DETECTED,
 116	DDC_MONID,
 117	DDC_DVI,
 118	DDC_VGA,
 119	DDC_CRT2,
 120	DDC_LCD,
 121	DDC_GPIO,
 122};
 123
 124enum radeon_combios_connector {
 125	CONNECTOR_NONE_LEGACY,
 126	CONNECTOR_PROPRIETARY_LEGACY,
 127	CONNECTOR_CRT_LEGACY,
 128	CONNECTOR_DVI_I_LEGACY,
 129	CONNECTOR_DVI_D_LEGACY,
 130	CONNECTOR_CTV_LEGACY,
 131	CONNECTOR_STV_LEGACY,
 132	CONNECTOR_UNSUPPORTED_LEGACY
 133};
 134
 135const int legacy_connector_convert[] = {
 136	DRM_MODE_CONNECTOR_Unknown,
 137	DRM_MODE_CONNECTOR_DVID,
 138	DRM_MODE_CONNECTOR_VGA,
 139	DRM_MODE_CONNECTOR_DVII,
 140	DRM_MODE_CONNECTOR_DVID,
 141	DRM_MODE_CONNECTOR_Composite,
 142	DRM_MODE_CONNECTOR_SVIDEO,
 143	DRM_MODE_CONNECTOR_Unknown,
 144};
 145
 146static uint16_t combios_get_table_offset(struct drm_device *dev,
 147					 enum radeon_combios_table_offset table)
 148{
 149	struct radeon_device *rdev = dev->dev_private;
 150	int rev;
 151	uint16_t offset = 0, check_offset;
 152
 153	if (!rdev->bios)
 154		return 0;
 155
 156	switch (table) {
 157		/* absolute offset tables */
 158	case COMBIOS_ASIC_INIT_1_TABLE:
 159		check_offset = RBIOS16(rdev->bios_header_start + 0xc);
 160		if (check_offset)
 161			offset = check_offset;
 162		break;
 163	case COMBIOS_BIOS_SUPPORT_TABLE:
 164		check_offset = RBIOS16(rdev->bios_header_start + 0x14);
 165		if (check_offset)
 166			offset = check_offset;
 167		break;
 168	case COMBIOS_DAC_PROGRAMMING_TABLE:
 169		check_offset = RBIOS16(rdev->bios_header_start + 0x2a);
 170		if (check_offset)
 171			offset = check_offset;
 172		break;
 173	case COMBIOS_MAX_COLOR_DEPTH_TABLE:
 174		check_offset = RBIOS16(rdev->bios_header_start + 0x2c);
 175		if (check_offset)
 176			offset = check_offset;
 177		break;
 178	case COMBIOS_CRTC_INFO_TABLE:
 179		check_offset = RBIOS16(rdev->bios_header_start + 0x2e);
 180		if (check_offset)
 181			offset = check_offset;
 182		break;
 183	case COMBIOS_PLL_INFO_TABLE:
 184		check_offset = RBIOS16(rdev->bios_header_start + 0x30);
 185		if (check_offset)
 186			offset = check_offset;
 187		break;
 188	case COMBIOS_TV_INFO_TABLE:
 189		check_offset = RBIOS16(rdev->bios_header_start + 0x32);
 190		if (check_offset)
 191			offset = check_offset;
 192		break;
 193	case COMBIOS_DFP_INFO_TABLE:
 194		check_offset = RBIOS16(rdev->bios_header_start + 0x34);
 195		if (check_offset)
 196			offset = check_offset;
 197		break;
 198	case COMBIOS_HW_CONFIG_INFO_TABLE:
 199		check_offset = RBIOS16(rdev->bios_header_start + 0x36);
 200		if (check_offset)
 201			offset = check_offset;
 202		break;
 203	case COMBIOS_MULTIMEDIA_INFO_TABLE:
 204		check_offset = RBIOS16(rdev->bios_header_start + 0x38);
 205		if (check_offset)
 206			offset = check_offset;
 207		break;
 208	case COMBIOS_TV_STD_PATCH_TABLE:
 209		check_offset = RBIOS16(rdev->bios_header_start + 0x3e);
 210		if (check_offset)
 211			offset = check_offset;
 212		break;
 213	case COMBIOS_LCD_INFO_TABLE:
 214		check_offset = RBIOS16(rdev->bios_header_start + 0x40);
 215		if (check_offset)
 216			offset = check_offset;
 217		break;
 218	case COMBIOS_MOBILE_INFO_TABLE:
 219		check_offset = RBIOS16(rdev->bios_header_start + 0x42);
 220		if (check_offset)
 221			offset = check_offset;
 222		break;
 223	case COMBIOS_PLL_INIT_TABLE:
 224		check_offset = RBIOS16(rdev->bios_header_start + 0x46);
 225		if (check_offset)
 226			offset = check_offset;
 227		break;
 228	case COMBIOS_MEM_CONFIG_TABLE:
 229		check_offset = RBIOS16(rdev->bios_header_start + 0x48);
 230		if (check_offset)
 231			offset = check_offset;
 232		break;
 233	case COMBIOS_SAVE_MASK_TABLE:
 234		check_offset = RBIOS16(rdev->bios_header_start + 0x4a);
 235		if (check_offset)
 236			offset = check_offset;
 237		break;
 238	case COMBIOS_HARDCODED_EDID_TABLE:
 239		check_offset = RBIOS16(rdev->bios_header_start + 0x4c);
 240		if (check_offset)
 241			offset = check_offset;
 242		break;
 243	case COMBIOS_ASIC_INIT_2_TABLE:
 244		check_offset = RBIOS16(rdev->bios_header_start + 0x4e);
 245		if (check_offset)
 246			offset = check_offset;
 247		break;
 248	case COMBIOS_CONNECTOR_INFO_TABLE:
 249		check_offset = RBIOS16(rdev->bios_header_start + 0x50);
 250		if (check_offset)
 251			offset = check_offset;
 252		break;
 253	case COMBIOS_DYN_CLK_1_TABLE:
 254		check_offset = RBIOS16(rdev->bios_header_start + 0x52);
 255		if (check_offset)
 256			offset = check_offset;
 257		break;
 258	case COMBIOS_RESERVED_MEM_TABLE:
 259		check_offset = RBIOS16(rdev->bios_header_start + 0x54);
 260		if (check_offset)
 261			offset = check_offset;
 262		break;
 263	case COMBIOS_EXT_TMDS_INFO_TABLE:
 264		check_offset = RBIOS16(rdev->bios_header_start + 0x58);
 265		if (check_offset)
 266			offset = check_offset;
 267		break;
 268	case COMBIOS_MEM_CLK_INFO_TABLE:
 269		check_offset = RBIOS16(rdev->bios_header_start + 0x5a);
 270		if (check_offset)
 271			offset = check_offset;
 272		break;
 273	case COMBIOS_EXT_DAC_INFO_TABLE:
 274		check_offset = RBIOS16(rdev->bios_header_start + 0x5c);
 275		if (check_offset)
 276			offset = check_offset;
 277		break;
 278	case COMBIOS_MISC_INFO_TABLE:
 279		check_offset = RBIOS16(rdev->bios_header_start + 0x5e);
 280		if (check_offset)
 281			offset = check_offset;
 282		break;
 283	case COMBIOS_CRT_INFO_TABLE:
 284		check_offset = RBIOS16(rdev->bios_header_start + 0x60);
 285		if (check_offset)
 286			offset = check_offset;
 287		break;
 288	case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
 289		check_offset = RBIOS16(rdev->bios_header_start + 0x62);
 290		if (check_offset)
 291			offset = check_offset;
 292		break;
 293	case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
 294		check_offset = RBIOS16(rdev->bios_header_start + 0x64);
 295		if (check_offset)
 296			offset = check_offset;
 297		break;
 298	case COMBIOS_FAN_SPEED_INFO_TABLE:
 299		check_offset = RBIOS16(rdev->bios_header_start + 0x66);
 300		if (check_offset)
 301			offset = check_offset;
 302		break;
 303	case COMBIOS_OVERDRIVE_INFO_TABLE:
 304		check_offset = RBIOS16(rdev->bios_header_start + 0x68);
 305		if (check_offset)
 306			offset = check_offset;
 307		break;
 308	case COMBIOS_OEM_INFO_TABLE:
 309		check_offset = RBIOS16(rdev->bios_header_start + 0x6a);
 310		if (check_offset)
 311			offset = check_offset;
 312		break;
 313	case COMBIOS_DYN_CLK_2_TABLE:
 314		check_offset = RBIOS16(rdev->bios_header_start + 0x6c);
 315		if (check_offset)
 316			offset = check_offset;
 317		break;
 318	case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
 319		check_offset = RBIOS16(rdev->bios_header_start + 0x6e);
 320		if (check_offset)
 321			offset = check_offset;
 322		break;
 323	case COMBIOS_I2C_INFO_TABLE:
 324		check_offset = RBIOS16(rdev->bios_header_start + 0x70);
 325		if (check_offset)
 326			offset = check_offset;
 327		break;
 328		/* relative offset tables */
 329	case COMBIOS_ASIC_INIT_3_TABLE:	/* offset from misc info */
 330		check_offset =
 331		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 332		if (check_offset) {
 333			rev = RBIOS8(check_offset);
 334			if (rev > 0) {
 335				check_offset = RBIOS16(check_offset + 0x3);
 336				if (check_offset)
 337					offset = check_offset;
 338			}
 339		}
 340		break;
 341	case COMBIOS_ASIC_INIT_4_TABLE:	/* offset from misc info */
 342		check_offset =
 343		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 344		if (check_offset) {
 345			rev = RBIOS8(check_offset);
 346			if (rev > 0) {
 347				check_offset = RBIOS16(check_offset + 0x5);
 348				if (check_offset)
 349					offset = check_offset;
 350			}
 351		}
 352		break;
 353	case COMBIOS_DETECTED_MEM_TABLE:	/* offset from misc info */
 354		check_offset =
 355		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 356		if (check_offset) {
 357			rev = RBIOS8(check_offset);
 358			if (rev > 0) {
 359				check_offset = RBIOS16(check_offset + 0x7);
 360				if (check_offset)
 361					offset = check_offset;
 362			}
 363		}
 364		break;
 365	case COMBIOS_ASIC_INIT_5_TABLE:	/* offset from misc info */
 366		check_offset =
 367		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
 368		if (check_offset) {
 369			rev = RBIOS8(check_offset);
 370			if (rev == 2) {
 371				check_offset = RBIOS16(check_offset + 0x9);
 372				if (check_offset)
 373					offset = check_offset;
 374			}
 375		}
 376		break;
 377	case COMBIOS_RAM_RESET_TABLE:	/* offset from mem config */
 378		check_offset =
 379		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
 380		if (check_offset) {
 381			while (RBIOS8(check_offset++));
 382			check_offset += 2;
 383			if (check_offset)
 384				offset = check_offset;
 385		}
 386		break;
 387	case COMBIOS_POWERPLAY_INFO_TABLE:	/* offset from mobile info */
 388		check_offset =
 389		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 390		if (check_offset) {
 391			check_offset = RBIOS16(check_offset + 0x11);
 392			if (check_offset)
 393				offset = check_offset;
 394		}
 395		break;
 396	case COMBIOS_GPIO_INFO_TABLE:	/* offset from mobile info */
 397		check_offset =
 398		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 399		if (check_offset) {
 400			check_offset = RBIOS16(check_offset + 0x13);
 401			if (check_offset)
 402				offset = check_offset;
 403		}
 404		break;
 405	case COMBIOS_LCD_DDC_INFO_TABLE:	/* offset from mobile info */
 406		check_offset =
 407		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 408		if (check_offset) {
 409			check_offset = RBIOS16(check_offset + 0x15);
 410			if (check_offset)
 411				offset = check_offset;
 412		}
 413		break;
 414	case COMBIOS_TMDS_POWER_TABLE:	/* offset from mobile info */
 415		check_offset =
 416		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
 417		if (check_offset) {
 418			check_offset = RBIOS16(check_offset + 0x17);
 419			if (check_offset)
 420				offset = check_offset;
 421		}
 422		break;
 423	case COMBIOS_TMDS_POWER_ON_TABLE:	/* offset from tmds power */
 424		check_offset =
 425		    combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
 426		if (check_offset) {
 427			check_offset = RBIOS16(check_offset + 0x2);
 428			if (check_offset)
 429				offset = check_offset;
 430		}
 431		break;
 432	case COMBIOS_TMDS_POWER_OFF_TABLE:	/* offset from tmds power */
 433		check_offset =
 434		    combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
 435		if (check_offset) {
 436			check_offset = RBIOS16(check_offset + 0x4);
 437			if (check_offset)
 438				offset = check_offset;
 439		}
 440		break;
 441	default:
 442		break;
 443	}
 444
 445	return offset;
 446
 447}
 448
 449bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
 450{
 451	int edid_info, size;
 452	struct edid *edid;
 453	unsigned char *raw;
 454	edid_info = combios_get_table_offset(rdev->ddev, COMBIOS_HARDCODED_EDID_TABLE);
 455	if (!edid_info)
 456		return false;
 457
 458	raw = rdev->bios + edid_info;
 459	size = EDID_LENGTH * (raw[0x7e] + 1);
 460	edid = kmalloc(size, GFP_KERNEL);
 461	if (edid == NULL)
 462		return false;
 463
 464	memcpy((unsigned char *)edid, raw, size);
 465
 466	if (!drm_edid_is_valid(edid)) {
 467		kfree(edid);
 468		return false;
 469	}
 470
 471	rdev->mode_info.bios_hardcoded_edid = edid;
 472	rdev->mode_info.bios_hardcoded_edid_size = size;
 473	return true;
 474}
 475
 476/* this is used for atom LCDs as well */
 477struct edid *
 478radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
 479{
 480	struct edid *edid;
 481
 482	if (rdev->mode_info.bios_hardcoded_edid) {
 483		edid = kmalloc(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL);
 484		if (edid) {
 485			memcpy((unsigned char *)edid,
 486			       (unsigned char *)rdev->mode_info.bios_hardcoded_edid,
 487			       rdev->mode_info.bios_hardcoded_edid_size);
 488			return edid;
 489		}
 490	}
 491	return NULL;
 492}
 493
 494static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
 495						       enum radeon_combios_ddc ddc,
 496						       u32 clk_mask,
 497						       u32 data_mask)
 498{
 499	struct radeon_i2c_bus_rec i2c;
 500	int ddc_line = 0;
 501
 502	/* ddc id            = mask reg
 503	 * DDC_NONE_DETECTED = none
 504	 * DDC_DVI           = RADEON_GPIO_DVI_DDC
 505	 * DDC_VGA           = RADEON_GPIO_VGA_DDC
 506	 * DDC_LCD           = RADEON_GPIOPAD_MASK
 507	 * DDC_GPIO          = RADEON_MDGPIO_MASK
 508	 * r1xx
 509	 * DDC_MONID         = RADEON_GPIO_MONID
 510	 * DDC_CRT2          = RADEON_GPIO_CRT2_DDC
 511	 * r200
 512	 * DDC_MONID         = RADEON_GPIO_MONID
 513	 * DDC_CRT2          = RADEON_GPIO_DVI_DDC
 514	 * r300/r350
 515	 * DDC_MONID         = RADEON_GPIO_DVI_DDC
 516	 * DDC_CRT2          = RADEON_GPIO_DVI_DDC
 517	 * rv2xx/rv3xx
 518	 * DDC_MONID         = RADEON_GPIO_MONID
 519	 * DDC_CRT2          = RADEON_GPIO_MONID
 520	 * rs3xx/rs4xx
 521	 * DDC_MONID         = RADEON_GPIOPAD_MASK
 522	 * DDC_CRT2          = RADEON_GPIO_MONID
 523	 */
 524	switch (ddc) {
 525	case DDC_NONE_DETECTED:
 526	default:
 527		ddc_line = 0;
 528		break;
 529	case DDC_DVI:
 530		ddc_line = RADEON_GPIO_DVI_DDC;
 531		break;
 532	case DDC_VGA:
 533		ddc_line = RADEON_GPIO_VGA_DDC;
 534		break;
 535	case DDC_LCD:
 536		ddc_line = RADEON_GPIOPAD_MASK;
 537		break;
 538	case DDC_GPIO:
 539		ddc_line = RADEON_MDGPIO_MASK;
 540		break;
 541	case DDC_MONID:
 542		if (rdev->family == CHIP_RS300 ||
 543		    rdev->family == CHIP_RS400 ||
 544		    rdev->family == CHIP_RS480)
 545			ddc_line = RADEON_GPIOPAD_MASK;
 546		else if (rdev->family == CHIP_R300 ||
 547			 rdev->family == CHIP_R350) {
 548			ddc_line = RADEON_GPIO_DVI_DDC;
 549			ddc = DDC_DVI;
 550		} else
 551			ddc_line = RADEON_GPIO_MONID;
 552		break;
 553	case DDC_CRT2:
 554		if (rdev->family == CHIP_R200 ||
 555		    rdev->family == CHIP_R300 ||
 556		    rdev->family == CHIP_R350) {
 557			ddc_line = RADEON_GPIO_DVI_DDC;
 558			ddc = DDC_DVI;
 559		} else if (rdev->family == CHIP_RS300 ||
 560			   rdev->family == CHIP_RS400 ||
 561			   rdev->family == CHIP_RS480)
 562			ddc_line = RADEON_GPIO_MONID;
 563		else if (rdev->family >= CHIP_RV350) {
 564			ddc_line = RADEON_GPIO_MONID;
 565			ddc = DDC_MONID;
 566		} else
 567			ddc_line = RADEON_GPIO_CRT2_DDC;
 568		break;
 569	}
 570
 571	if (ddc_line == RADEON_GPIOPAD_MASK) {
 572		i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
 573		i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
 574		i2c.a_clk_reg = RADEON_GPIOPAD_A;
 575		i2c.a_data_reg = RADEON_GPIOPAD_A;
 576		i2c.en_clk_reg = RADEON_GPIOPAD_EN;
 577		i2c.en_data_reg = RADEON_GPIOPAD_EN;
 578		i2c.y_clk_reg = RADEON_GPIOPAD_Y;
 579		i2c.y_data_reg = RADEON_GPIOPAD_Y;
 580	} else if (ddc_line == RADEON_MDGPIO_MASK) {
 581		i2c.mask_clk_reg = RADEON_MDGPIO_MASK;
 582		i2c.mask_data_reg = RADEON_MDGPIO_MASK;
 583		i2c.a_clk_reg = RADEON_MDGPIO_A;
 584		i2c.a_data_reg = RADEON_MDGPIO_A;
 585		i2c.en_clk_reg = RADEON_MDGPIO_EN;
 586		i2c.en_data_reg = RADEON_MDGPIO_EN;
 587		i2c.y_clk_reg = RADEON_MDGPIO_Y;
 588		i2c.y_data_reg = RADEON_MDGPIO_Y;
 589	} else {
 590		i2c.mask_clk_reg = ddc_line;
 591		i2c.mask_data_reg = ddc_line;
 592		i2c.a_clk_reg = ddc_line;
 593		i2c.a_data_reg = ddc_line;
 594		i2c.en_clk_reg = ddc_line;
 595		i2c.en_data_reg = ddc_line;
 596		i2c.y_clk_reg = ddc_line;
 597		i2c.y_data_reg = ddc_line;
 598	}
 599
 600	if (clk_mask && data_mask) {
 601		/* system specific masks */
 602		i2c.mask_clk_mask = clk_mask;
 603		i2c.mask_data_mask = data_mask;
 604		i2c.a_clk_mask = clk_mask;
 605		i2c.a_data_mask = data_mask;
 606		i2c.en_clk_mask = clk_mask;
 607		i2c.en_data_mask = data_mask;
 608		i2c.y_clk_mask = clk_mask;
 609		i2c.y_data_mask = data_mask;
 610	} else if ((ddc_line == RADEON_GPIOPAD_MASK) ||
 611		   (ddc_line == RADEON_MDGPIO_MASK)) {
 612		/* default gpiopad masks */
 613		i2c.mask_clk_mask = (0x20 << 8);
 614		i2c.mask_data_mask = 0x80;
 615		i2c.a_clk_mask = (0x20 << 8);
 616		i2c.a_data_mask = 0x80;
 617		i2c.en_clk_mask = (0x20 << 8);
 618		i2c.en_data_mask = 0x80;
 619		i2c.y_clk_mask = (0x20 << 8);
 620		i2c.y_data_mask = 0x80;
 621	} else {
 622		/* default masks for ddc pads */
 623		i2c.mask_clk_mask = RADEON_GPIO_MASK_1;
 624		i2c.mask_data_mask = RADEON_GPIO_MASK_0;
 625		i2c.a_clk_mask = RADEON_GPIO_A_1;
 626		i2c.a_data_mask = RADEON_GPIO_A_0;
 627		i2c.en_clk_mask = RADEON_GPIO_EN_1;
 628		i2c.en_data_mask = RADEON_GPIO_EN_0;
 629		i2c.y_clk_mask = RADEON_GPIO_Y_1;
 630		i2c.y_data_mask = RADEON_GPIO_Y_0;
 631	}
 632
 633	switch (rdev->family) {
 634	case CHIP_R100:
 635	case CHIP_RV100:
 636	case CHIP_RS100:
 637	case CHIP_RV200:
 638	case CHIP_RS200:
 639	case CHIP_RS300:
 640		switch (ddc_line) {
 641		case RADEON_GPIO_DVI_DDC:
 642			i2c.hw_capable = true;
 643			break;
 644		default:
 645			i2c.hw_capable = false;
 646			break;
 647		}
 648		break;
 649	case CHIP_R200:
 650		switch (ddc_line) {
 651		case RADEON_GPIO_DVI_DDC:
 652		case RADEON_GPIO_MONID:
 653			i2c.hw_capable = true;
 654			break;
 655		default:
 656			i2c.hw_capable = false;
 657			break;
 658		}
 659		break;
 660	case CHIP_RV250:
 661	case CHIP_RV280:
 662		switch (ddc_line) {
 663		case RADEON_GPIO_VGA_DDC:
 664		case RADEON_GPIO_DVI_DDC:
 665		case RADEON_GPIO_CRT2_DDC:
 666			i2c.hw_capable = true;
 667			break;
 668		default:
 669			i2c.hw_capable = false;
 670			break;
 671		}
 672		break;
 673	case CHIP_R300:
 674	case CHIP_R350:
 675		switch (ddc_line) {
 676		case RADEON_GPIO_VGA_DDC:
 677		case RADEON_GPIO_DVI_DDC:
 678			i2c.hw_capable = true;
 679			break;
 680		default:
 681			i2c.hw_capable = false;
 682			break;
 683		}
 684		break;
 685	case CHIP_RV350:
 686	case CHIP_RV380:
 687	case CHIP_RS400:
 688	case CHIP_RS480:
 689		switch (ddc_line) {
 690		case RADEON_GPIO_VGA_DDC:
 691		case RADEON_GPIO_DVI_DDC:
 692			i2c.hw_capable = true;
 693			break;
 694		case RADEON_GPIO_MONID:
 695			/* hw i2c on RADEON_GPIO_MONID doesn't seem to work
 696			 * reliably on some pre-r4xx hardware; not sure why.
 697			 */
 698			i2c.hw_capable = false;
 699			break;
 700		default:
 701			i2c.hw_capable = false;
 702			break;
 703		}
 704		break;
 705	default:
 706		i2c.hw_capable = false;
 707		break;
 708	}
 709	i2c.mm_i2c = false;
 710
 711	i2c.i2c_id = ddc;
 712	i2c.hpd = RADEON_HPD_NONE;
 713
 714	if (ddc_line)
 715		i2c.valid = true;
 716	else
 717		i2c.valid = false;
 718
 719	return i2c;
 720}
 721
 722void radeon_combios_i2c_init(struct radeon_device *rdev)
 723{
 724	struct drm_device *dev = rdev->ddev;
 725	struct radeon_i2c_bus_rec i2c;
 726
 727	/* actual hw pads
 728	 * r1xx/rs2xx/rs3xx
 729	 * 0x60, 0x64, 0x68, 0x6c, gpiopads, mm
 730	 * r200
 731	 * 0x60, 0x64, 0x68, mm
 732	 * r300/r350
 733	 * 0x60, 0x64, mm
 734	 * rv2xx/rv3xx/rs4xx
 735	 * 0x60, 0x64, 0x68, gpiopads, mm
 736	 */
 737
 738	/* 0x60 */
 739	i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
 740	rdev->i2c_bus[0] = radeon_i2c_create(dev, &i2c, "DVI_DDC");
 741	/* 0x64 */
 742	i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
 743	rdev->i2c_bus[1] = radeon_i2c_create(dev, &i2c, "VGA_DDC");
 744
 745	/* mm i2c */
 746	i2c.valid = true;
 747	i2c.hw_capable = true;
 748	i2c.mm_i2c = true;
 749	i2c.i2c_id = 0xa0;
 750	rdev->i2c_bus[2] = radeon_i2c_create(dev, &i2c, "MM_I2C");
 751
 752	if (rdev->family == CHIP_R300 ||
 753	    rdev->family == CHIP_R350) {
 754		/* only 2 sw i2c pads */
 755	} else if (rdev->family == CHIP_RS300 ||
 756		   rdev->family == CHIP_RS400 ||
 757		   rdev->family == CHIP_RS480) {
 758		u16 offset;
 759		u8 id, blocks, clk, data;
 760		int i;
 761
 762		/* 0x68 */
 763		i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
 764		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
 765
 766		offset = combios_get_table_offset(dev, COMBIOS_I2C_INFO_TABLE);
 767		if (offset) {
 768			blocks = RBIOS8(offset + 2);
 769			for (i = 0; i < blocks; i++) {
 770				id = RBIOS8(offset + 3 + (i * 5) + 0);
 771				if (id == 136) {
 772					clk = RBIOS8(offset + 3 + (i * 5) + 3);
 773					data = RBIOS8(offset + 3 + (i * 5) + 4);
 774					/* gpiopad */
 775					i2c = combios_setup_i2c_bus(rdev, DDC_MONID,
 776								    (1 << clk), (1 << data));
 777					rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "GPIOPAD_MASK");
 778					break;
 779				}
 780			}
 781		}
 782	} else if ((rdev->family == CHIP_R200) ||
 783		   (rdev->family >= CHIP_R300)) {
 784		/* 0x68 */
 785		i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
 786		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
 787	} else {
 788		/* 0x68 */
 789		i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
 790		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
 791		/* 0x6c */
 792		i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
 793		rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "CRT2_DDC");
 794	}
 795}
 796
 797bool radeon_combios_get_clock_info(struct drm_device *dev)
 798{
 799	struct radeon_device *rdev = dev->dev_private;
 800	uint16_t pll_info;
 801	struct radeon_pll *p1pll = &rdev->clock.p1pll;
 802	struct radeon_pll *p2pll = &rdev->clock.p2pll;
 803	struct radeon_pll *spll = &rdev->clock.spll;
 804	struct radeon_pll *mpll = &rdev->clock.mpll;
 805	int8_t rev;
 806	uint16_t sclk, mclk;
 807
 808	pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
 809	if (pll_info) {
 810		rev = RBIOS8(pll_info);
 811
 812		/* pixel clocks */
 813		p1pll->reference_freq = RBIOS16(pll_info + 0xe);
 814		p1pll->reference_div = RBIOS16(pll_info + 0x10);
 815		p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
 816		p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
 817		p1pll->lcd_pll_out_min = p1pll->pll_out_min;
 818		p1pll->lcd_pll_out_max = p1pll->pll_out_max;
 819
 820		if (rev > 9) {
 821			p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
 822			p1pll->pll_in_max = RBIOS32(pll_info + 0x3a);
 823		} else {
 824			p1pll->pll_in_min = 40;
 825			p1pll->pll_in_max = 500;
 826		}
 827		*p2pll = *p1pll;
 828
 829		/* system clock */
 830		spll->reference_freq = RBIOS16(pll_info + 0x1a);
 831		spll->reference_div = RBIOS16(pll_info + 0x1c);
 832		spll->pll_out_min = RBIOS32(pll_info + 0x1e);
 833		spll->pll_out_max = RBIOS32(pll_info + 0x22);
 834
 835		if (rev > 10) {
 836			spll->pll_in_min = RBIOS32(pll_info + 0x48);
 837			spll->pll_in_max = RBIOS32(pll_info + 0x4c);
 838		} else {
 839			/* ??? */
 840			spll->pll_in_min = 40;
 841			spll->pll_in_max = 500;
 842		}
 843
 844		/* memory clock */
 845		mpll->reference_freq = RBIOS16(pll_info + 0x26);
 846		mpll->reference_div = RBIOS16(pll_info + 0x28);
 847		mpll->pll_out_min = RBIOS32(pll_info + 0x2a);
 848		mpll->pll_out_max = RBIOS32(pll_info + 0x2e);
 849
 850		if (rev > 10) {
 851			mpll->pll_in_min = RBIOS32(pll_info + 0x5a);
 852			mpll->pll_in_max = RBIOS32(pll_info + 0x5e);
 853		} else {
 854			/* ??? */
 855			mpll->pll_in_min = 40;
 856			mpll->pll_in_max = 500;
 857		}
 858
 859		/* default sclk/mclk */
 860		sclk = RBIOS16(pll_info + 0xa);
 861		mclk = RBIOS16(pll_info + 0x8);
 862		if (sclk == 0)
 863			sclk = 200 * 100;
 864		if (mclk == 0)
 865			mclk = 200 * 100;
 866
 867		rdev->clock.default_sclk = sclk;
 868		rdev->clock.default_mclk = mclk;
 869
 870		if (RBIOS32(pll_info + 0x16))
 871			rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16);
 872		else
 873			rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */
 874
 875		return true;
 876	}
 877	return false;
 878}
 879
 880bool radeon_combios_sideport_present(struct radeon_device *rdev)
 881{
 882	struct drm_device *dev = rdev->ddev;
 883	u16 igp_info;
 884
 885	/* sideport is AMD only */
 886	if (rdev->family == CHIP_RS400)
 887		return false;
 888
 889	igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
 890
 891	if (igp_info) {
 892		if (RBIOS16(igp_info + 0x4))
 893			return true;
 894	}
 895	return false;
 896}
 897
 898static const uint32_t default_primarydac_adj[CHIP_LAST] = {
 899	0x00000808,		/* r100  */
 900	0x00000808,		/* rv100 */
 901	0x00000808,		/* rs100 */
 902	0x00000808,		/* rv200 */
 903	0x00000808,		/* rs200 */
 904	0x00000808,		/* r200  */
 905	0x00000808,		/* rv250 */
 906	0x00000000,		/* rs300 */
 907	0x00000808,		/* rv280 */
 908	0x00000808,		/* r300  */
 909	0x00000808,		/* r350  */
 910	0x00000808,		/* rv350 */
 911	0x00000808,		/* rv380 */
 912	0x00000808,		/* r420  */
 913	0x00000808,		/* r423  */
 914	0x00000808,		/* rv410 */
 915	0x00000000,		/* rs400 */
 916	0x00000000,		/* rs480 */
 917};
 918
 919static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
 920							  struct radeon_encoder_primary_dac *p_dac)
 921{
 922	p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
 923	return;
 924}
 925
 926struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
 927								       radeon_encoder
 928								       *encoder)
 929{
 930	struct drm_device *dev = encoder->base.dev;
 931	struct radeon_device *rdev = dev->dev_private;
 932	uint16_t dac_info;
 933	uint8_t rev, bg, dac;
 934	struct radeon_encoder_primary_dac *p_dac = NULL;
 935	int found = 0;
 936
 937	p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
 938			GFP_KERNEL);
 939
 940	if (!p_dac)
 941		return NULL;
 942
 943	/* check CRT table */
 944	dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
 945	if (dac_info) {
 946		rev = RBIOS8(dac_info) & 0x3;
 947		if (rev < 2) {
 948			bg = RBIOS8(dac_info + 0x2) & 0xf;
 949			dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf;
 950			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
 951		} else {
 952			bg = RBIOS8(dac_info + 0x2) & 0xf;
 953			dac = RBIOS8(dac_info + 0x3) & 0xf;
 954			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
 955		}
 956		/* if the values are all zeros, use the table */
 957		if (p_dac->ps2_pdac_adj)
 958			found = 1;
 959	}
 960
 961	if (!found) /* fallback to defaults */
 962		radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
 963
 964	return p_dac;
 965}
 966
 967enum radeon_tv_std
 968radeon_combios_get_tv_info(struct radeon_device *rdev)
 969{
 970	struct drm_device *dev = rdev->ddev;
 971	uint16_t tv_info;
 972	enum radeon_tv_std tv_std = TV_STD_NTSC;
 973
 974	tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
 975	if (tv_info) {
 976		if (RBIOS8(tv_info + 6) == 'T') {
 977			switch (RBIOS8(tv_info + 7) & 0xf) {
 978			case 1:
 979				tv_std = TV_STD_NTSC;
 980				DRM_DEBUG_KMS("Default TV standard: NTSC\n");
 981				break;
 982			case 2:
 983				tv_std = TV_STD_PAL;
 984				DRM_DEBUG_KMS("Default TV standard: PAL\n");
 985				break;
 986			case 3:
 987				tv_std = TV_STD_PAL_M;
 988				DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
 989				break;
 990			case 4:
 991				tv_std = TV_STD_PAL_60;
 992				DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
 993				break;
 994			case 5:
 995				tv_std = TV_STD_NTSC_J;
 996				DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
 997				break;
 998			case 6:
 999				tv_std = TV_STD_SCART_PAL;
1000				DRM_DEBUG_KMS("Default TV standard: SCART-PAL\n");
1001				break;
1002			default:
1003				tv_std = TV_STD_NTSC;
1004				DRM_DEBUG_KMS
1005				    ("Unknown TV standard; defaulting to NTSC\n");
1006				break;
1007			}
1008
1009			switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) {
1010			case 0:
1011				DRM_DEBUG_KMS("29.498928713 MHz TV ref clk\n");
1012				break;
1013			case 1:
1014				DRM_DEBUG_KMS("28.636360000 MHz TV ref clk\n");
1015				break;
1016			case 2:
1017				DRM_DEBUG_KMS("14.318180000 MHz TV ref clk\n");
1018				break;
1019			case 3:
1020				DRM_DEBUG_KMS("27.000000000 MHz TV ref clk\n");
1021				break;
1022			default:
1023				break;
1024			}
1025		}
1026	}
1027	return tv_std;
1028}
1029
1030static const uint32_t default_tvdac_adj[CHIP_LAST] = {
1031	0x00000000,		/* r100  */
1032	0x00280000,		/* rv100 */
1033	0x00000000,		/* rs100 */
1034	0x00880000,		/* rv200 */
1035	0x00000000,		/* rs200 */
1036	0x00000000,		/* r200  */
1037	0x00770000,		/* rv250 */
1038	0x00290000,		/* rs300 */
1039	0x00560000,		/* rv280 */
1040	0x00780000,		/* r300  */
1041	0x00770000,		/* r350  */
1042	0x00780000,		/* rv350 */
1043	0x00780000,		/* rv380 */
1044	0x01080000,		/* r420  */
1045	0x01080000,		/* r423  */
1046	0x01080000,		/* rv410 */
1047	0x00780000,		/* rs400 */
1048	0x00780000,		/* rs480 */
1049};
1050
1051static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
1052						     struct radeon_encoder_tv_dac *tv_dac)
1053{
1054	tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
1055	if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
1056		tv_dac->ps2_tvdac_adj = 0x00880000;
1057	tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1058	tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1059	return;
1060}
1061
1062struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
1063							     radeon_encoder
1064							     *encoder)
1065{
1066	struct drm_device *dev = encoder->base.dev;
1067	struct radeon_device *rdev = dev->dev_private;
1068	uint16_t dac_info;
1069	uint8_t rev, bg, dac;
1070	struct radeon_encoder_tv_dac *tv_dac = NULL;
1071	int found = 0;
1072
1073	tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
1074	if (!tv_dac)
1075		return NULL;
1076
1077	/* first check TV table */
1078	dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
1079	if (dac_info) {
1080		rev = RBIOS8(dac_info + 0x3);
1081		if (rev > 4) {
1082			bg = RBIOS8(dac_info + 0xc) & 0xf;
1083			dac = RBIOS8(dac_info + 0xd) & 0xf;
1084			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1085
1086			bg = RBIOS8(dac_info + 0xe) & 0xf;
1087			dac = RBIOS8(dac_info + 0xf) & 0xf;
1088			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1089
1090			bg = RBIOS8(dac_info + 0x10) & 0xf;
1091			dac = RBIOS8(dac_info + 0x11) & 0xf;
1092			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1093			/* if the values are all zeros, use the table */
1094			if (tv_dac->ps2_tvdac_adj)
1095				found = 1;
1096		} else if (rev > 1) {
1097			bg = RBIOS8(dac_info + 0xc) & 0xf;
1098			dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
1099			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1100
1101			bg = RBIOS8(dac_info + 0xd) & 0xf;
1102			dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf;
1103			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1104
1105			bg = RBIOS8(dac_info + 0xe) & 0xf;
1106			dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
1107			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1108			/* if the values are all zeros, use the table */
1109			if (tv_dac->ps2_tvdac_adj)
1110				found = 1;
1111		}
1112		tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
1113	}
1114	if (!found) {
1115		/* then check CRT table */
1116		dac_info =
1117		    combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
1118		if (dac_info) {
1119			rev = RBIOS8(dac_info) & 0x3;
1120			if (rev < 2) {
1121				bg = RBIOS8(dac_info + 0x3) & 0xf;
1122				dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf;
1123				tv_dac->ps2_tvdac_adj =
1124				    (bg << 16) | (dac << 20);
1125				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1126				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1127				/* if the values are all zeros, use the table */
1128				if (tv_dac->ps2_tvdac_adj)
1129					found = 1;
1130			} else {
1131				bg = RBIOS8(dac_info + 0x4) & 0xf;
1132				dac = RBIOS8(dac_info + 0x5) & 0xf;
1133				tv_dac->ps2_tvdac_adj =
1134				    (bg << 16) | (dac << 20);
1135				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1136				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1137				/* if the values are all zeros, use the table */
1138				if (tv_dac->ps2_tvdac_adj)
1139					found = 1;
1140			}
1141		} else {
1142			DRM_INFO("No TV DAC info found in BIOS\n");
1143		}
1144	}
1145
1146	if (!found) /* fallback to defaults */
1147		radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
1148
1149	return tv_dac;
1150}
1151
1152static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
1153									 radeon_device
1154									 *rdev)
1155{
1156	struct radeon_encoder_lvds *lvds = NULL;
1157	uint32_t fp_vert_stretch, fp_horz_stretch;
1158	uint32_t ppll_div_sel, ppll_val;
1159	uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
1160
1161	lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1162
1163	if (!lvds)
1164		return NULL;
1165
1166	fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH);
1167	fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH);
1168
1169	/* These should be fail-safe defaults, fingers crossed */
1170	lvds->panel_pwr_delay = 200;
1171	lvds->panel_vcc_delay = 2000;
1172
1173	lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
1174	lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf;
1175	lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
1176
1177	if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
1178		lvds->native_mode.vdisplay =
1179		    ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
1180		     RADEON_VERT_PANEL_SHIFT) + 1;
1181	else
1182		lvds->native_mode.vdisplay =
1183		    (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
1184
1185	if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
1186		lvds->native_mode.hdisplay =
1187		    (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
1188		      RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
1189	else
1190		lvds->native_mode.hdisplay =
1191		    ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
1192
1193	if ((lvds->native_mode.hdisplay < 640) ||
1194	    (lvds->native_mode.vdisplay < 480)) {
1195		lvds->native_mode.hdisplay = 640;
1196		lvds->native_mode.vdisplay = 480;
1197	}
1198
1199	ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
1200	ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel);
1201	if ((ppll_val & 0x000707ff) == 0x1bb)
1202		lvds->use_bios_dividers = false;
1203	else {
1204		lvds->panel_ref_divider =
1205		    RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
1206		lvds->panel_post_divider = (ppll_val >> 16) & 0x7;
1207		lvds->panel_fb_divider = ppll_val & 0x7ff;
1208
1209		if ((lvds->panel_ref_divider != 0) &&
1210		    (lvds->panel_fb_divider > 3))
1211			lvds->use_bios_dividers = true;
1212	}
1213	lvds->panel_vcc_delay = 200;
1214
1215	DRM_INFO("Panel info derived from registers\n");
1216	DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1217		 lvds->native_mode.vdisplay);
1218
1219	return lvds;
1220}
1221
1222struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
1223							 *encoder)
1224{
1225	struct drm_device *dev = encoder->base.dev;
1226	struct radeon_device *rdev = dev->dev_private;
1227	uint16_t lcd_info;
1228	uint32_t panel_setup;
1229	char stmp[30];
1230	int tmp, i;
1231	struct radeon_encoder_lvds *lvds = NULL;
1232
1233	lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
1234
1235	if (lcd_info) {
1236		lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1237
1238		if (!lvds)
1239			return NULL;
1240
1241		for (i = 0; i < 24; i++)
1242			stmp[i] = RBIOS8(lcd_info + i + 1);
1243		stmp[24] = 0;
1244
1245		DRM_INFO("Panel ID String: %s\n", stmp);
1246
1247		lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
1248		lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
1249
1250		DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1251			 lvds->native_mode.vdisplay);
1252
1253		lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
1254		lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
1255
1256		lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
1257		lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
1258		lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf;
1259
1260		lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e);
1261		lvds->panel_post_divider = RBIOS8(lcd_info + 0x30);
1262		lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31);
1263		if ((lvds->panel_ref_divider != 0) &&
1264		    (lvds->panel_fb_divider > 3))
1265			lvds->use_bios_dividers = true;
1266
1267		panel_setup = RBIOS32(lcd_info + 0x39);
1268		lvds->lvds_gen_cntl = 0xff00;
1269		if (panel_setup & 0x1)
1270			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
1271
1272		if ((panel_setup >> 4) & 0x1)
1273			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
1274
1275		switch ((panel_setup >> 8) & 0x7) {
1276		case 0:
1277			lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
1278			break;
1279		case 1:
1280			lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
1281			break;
1282		case 2:
1283			lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
1284			break;
1285		default:
1286			break;
1287		}
1288
1289		if ((panel_setup >> 16) & 0x1)
1290			lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
1291
1292		if ((panel_setup >> 17) & 0x1)
1293			lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
1294
1295		if ((panel_setup >> 18) & 0x1)
1296			lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
1297
1298		if ((panel_setup >> 23) & 0x1)
1299			lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
1300
1301		lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000);
1302
1303		for (i = 0; i < 32; i++) {
1304			tmp = RBIOS16(lcd_info + 64 + i * 2);
1305			if (tmp == 0)
1306				break;
1307
1308			if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
1309			    (RBIOS16(tmp + 2) == lvds->native_mode.vdisplay)) {
1310				lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1311					(RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8;
1312				lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1313					(RBIOS16(tmp + 21) - RBIOS16(tmp + 19) - 1) * 8;
1314				lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1315					(RBIOS8(tmp + 23) * 8);
1316
1317				lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1318					(RBIOS16(tmp + 24) - RBIOS16(tmp + 26));
1319				lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1320					((RBIOS16(tmp + 28) & 0x7ff) - RBIOS16(tmp + 26));
1321				lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1322					((RBIOS16(tmp + 28) & 0xf800) >> 11);
1323
1324				lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
1325				lvds->native_mode.flags = 0;
1326				/* set crtc values */
1327				drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1328
1329			}
1330		}
1331	} else {
1332		DRM_INFO("No panel info found in BIOS\n");
1333		lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
1334	}
1335
1336	if (lvds)
1337		encoder->native_mode = lvds->native_mode;
1338	return lvds;
1339}
1340
1341static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
1342	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R100  */
1343	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV100 */
1344	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS100 */
1345	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV200 */
1346	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RS200 */
1347	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R200  */
1348	{{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}},	/* CHIP_RV250 */
1349	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS300 */
1350	{{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}},	/* CHIP_RV280 */
1351	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R300  */
1352	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R350  */
1353	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV350 */
1354	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV380 */
1355	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R420  */
1356	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R423  */
1357	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RV410 */
1358	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS400 */
1359	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS480 */
1360};
1361
1362bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
1363					    struct radeon_encoder_int_tmds *tmds)
1364{
1365	struct drm_device *dev = encoder->base.dev;
1366	struct radeon_device *rdev = dev->dev_private;
1367	int i;
1368
1369	for (i = 0; i < 4; i++) {
1370		tmds->tmds_pll[i].value =
1371			default_tmds_pll[rdev->family][i].value;
1372		tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
1373	}
1374
1375	return true;
1376}
1377
1378bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
1379					      struct radeon_encoder_int_tmds *tmds)
1380{
1381	struct drm_device *dev = encoder->base.dev;
1382	struct radeon_device *rdev = dev->dev_private;
1383	uint16_t tmds_info;
1384	int i, n;
1385	uint8_t ver;
1386
1387	tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
1388
1389	if (tmds_info) {
1390		ver = RBIOS8(tmds_info);
1391		DRM_DEBUG_KMS("DFP table revision: %d\n", ver);
1392		if (ver == 3) {
1393			n = RBIOS8(tmds_info + 5) + 1;
1394			if (n > 4)
1395				n = 4;
1396			for (i = 0; i < n; i++) {
1397				tmds->tmds_pll[i].value =
1398				    RBIOS32(tmds_info + i * 10 + 0x08);
1399				tmds->tmds_pll[i].freq =
1400				    RBIOS16(tmds_info + i * 10 + 0x10);
1401				DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1402					  tmds->tmds_pll[i].freq,
1403					  tmds->tmds_pll[i].value);
1404			}
1405		} else if (ver == 4) {
1406			int stride = 0;
1407			n = RBIOS8(tmds_info + 5) + 1;
1408			if (n > 4)
1409				n = 4;
1410			for (i = 0; i < n; i++) {
1411				tmds->tmds_pll[i].value =
1412				    RBIOS32(tmds_info + stride + 0x08);
1413				tmds->tmds_pll[i].freq =
1414				    RBIOS16(tmds_info + stride + 0x10);
1415				if (i == 0)
1416					stride += 10;
1417				else
1418					stride += 6;
1419				DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1420					  tmds->tmds_pll[i].freq,
1421					  tmds->tmds_pll[i].value);
1422			}
1423		}
1424	} else {
1425		DRM_INFO("No TMDS info found in BIOS\n");
1426		return false;
1427	}
1428	return true;
1429}
1430
1431bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
1432						struct radeon_encoder_ext_tmds *tmds)
1433{
1434	struct drm_device *dev = encoder->base.dev;
1435	struct radeon_device *rdev = dev->dev_private;
1436	struct radeon_i2c_bus_rec i2c_bus;
1437
1438	/* default for macs */
1439	i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1440	tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1441
1442	/* XXX some macs have duallink chips */
1443	switch (rdev->mode_info.connector_table) {
1444	case CT_POWERBOOK_EXTERNAL:
1445	case CT_MINI_EXTERNAL:
1446	default:
1447		tmds->dvo_chip = DVO_SIL164;
1448		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1449		break;
1450	}
1451
1452	return true;
1453}
1454
1455bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
1456						  struct radeon_encoder_ext_tmds *tmds)
1457{
1458	struct drm_device *dev = encoder->base.dev;
1459	struct radeon_device *rdev = dev->dev_private;
1460	uint16_t offset;
1461	uint8_t ver;
1462	enum radeon_combios_ddc gpio;
1463	struct radeon_i2c_bus_rec i2c_bus;
1464
1465	tmds->i2c_bus = NULL;
1466	if (rdev->flags & RADEON_IS_IGP) {
1467		i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1468		tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1469		tmds->dvo_chip = DVO_SIL164;
1470		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1471	} else {
1472		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1473		if (offset) {
1474			ver = RBIOS8(offset);
1475			DRM_DEBUG_KMS("External TMDS Table revision: %d\n", ver);
1476			tmds->slave_addr = RBIOS8(offset + 4 + 2);
1477			tmds->slave_addr >>= 1; /* 7 bit addressing */
1478			gpio = RBIOS8(offset + 4 + 3);
1479			if (gpio == DDC_LCD) {
1480				/* MM i2c */
1481				i2c_bus.valid = true;
1482				i2c_bus.hw_capable = true;
1483				i2c_bus.mm_i2c = true;
1484				i2c_bus.i2c_id = 0xa0;
1485			} else
1486				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
1487			tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1488		}
1489	}
1490
1491	if (!tmds->i2c_bus) {
1492		DRM_INFO("No valid Ext TMDS info found in BIOS\n");
1493		return false;
1494	}
1495
1496	return true;
1497}
1498
1499bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
1500{
1501	struct radeon_device *rdev = dev->dev_private;
1502	struct radeon_i2c_bus_rec ddc_i2c;
1503	struct radeon_hpd hpd;
1504
1505	rdev->mode_info.connector_table = radeon_connector_table;
1506	if (rdev->mode_info.connector_table == CT_NONE) {
1507#ifdef CONFIG_PPC_PMAC
1508		if (of_machine_is_compatible("PowerBook3,3")) {
1509			/* powerbook with VGA */
1510			rdev->mode_info.connector_table = CT_POWERBOOK_VGA;
1511		} else if (of_machine_is_compatible("PowerBook3,4") ||
1512			   of_machine_is_compatible("PowerBook3,5")) {
1513			/* powerbook with internal tmds */
1514			rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL;
1515		} else if (of_machine_is_compatible("PowerBook5,1") ||
1516			   of_machine_is_compatible("PowerBook5,2") ||
1517			   of_machine_is_compatible("PowerBook5,3") ||
1518			   of_machine_is_compatible("PowerBook5,4") ||
1519			   of_machine_is_compatible("PowerBook5,5")) {
1520			/* powerbook with external single link tmds (sil164) */
1521			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1522		} else if (of_machine_is_compatible("PowerBook5,6")) {
1523			/* powerbook with external dual or single link tmds */
1524			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1525		} else if (of_machine_is_compatible("PowerBook5,7") ||
1526			   of_machine_is_compatible("PowerBook5,8") ||
1527			   of_machine_is_compatible("PowerBook5,9")) {
1528			/* PowerBook6,2 ? */
1529			/* powerbook with external dual link tmds (sil1178?) */
1530			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1531		} else if (of_machine_is_compatible("PowerBook4,1") ||
1532			   of_machine_is_compatible("PowerBook4,2") ||
1533			   of_machine_is_compatible("PowerBook4,3") ||
1534			   of_machine_is_compatible("PowerBook6,3") ||
1535			   of_machine_is_compatible("PowerBook6,5") ||
1536			   of_machine_is_compatible("PowerBook6,7")) {
1537			/* ibook */
1538			rdev->mode_info.connector_table = CT_IBOOK;
1539		} else if (of_machine_is_compatible("PowerMac4,4")) {
1540			/* emac */
1541			rdev->mode_info.connector_table = CT_EMAC;
1542		} else if (of_machine_is_compatible("PowerMac10,1")) {
1543			/* mini with internal tmds */
1544			rdev->mode_info.connector_table = CT_MINI_INTERNAL;
1545		} else if (of_machine_is_compatible("PowerMac10,2")) {
1546			/* mini with external tmds */
1547			rdev->mode_info.connector_table = CT_MINI_EXTERNAL;
1548		} else if (of_machine_is_compatible("PowerMac12,1")) {
1549			/* PowerMac8,1 ? */
1550			/* imac g5 isight */
1551			rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
1552		} else if ((rdev->pdev->device == 0x4a48) &&
1553			   (rdev->pdev->subsystem_vendor == 0x1002) &&
1554			   (rdev->pdev->subsystem_device == 0x4a48)) {
1555			/* Mac X800 */
1556			rdev->mode_info.connector_table = CT_MAC_X800;
1557		} else if ((of_machine_is_compatible("PowerMac7,2") ||
1558			    of_machine_is_compatible("PowerMac7,3")) &&
1559			   (rdev->pdev->device == 0x4150) &&
1560			   (rdev->pdev->subsystem_vendor == 0x1002) &&
1561			   (rdev->pdev->subsystem_device == 0x4150)) {
1562			/* Mac G5 tower 9600 */
1563			rdev->mode_info.connector_table = CT_MAC_G5_9600;
1564		} else if ((rdev->pdev->device == 0x4c66) &&
1565			   (rdev->pdev->subsystem_vendor == 0x1002) &&
1566			   (rdev->pdev->subsystem_device == 0x4c66)) {
1567			/* SAM440ep RV250 embedded board */
1568			rdev->mode_info.connector_table = CT_SAM440EP;
1569		} else
1570#endif /* CONFIG_PPC_PMAC */
1571#ifdef CONFIG_PPC64
1572		if (ASIC_IS_RN50(rdev))
1573			rdev->mode_info.connector_table = CT_RN50_POWER;
1574		else
1575#endif
1576			rdev->mode_info.connector_table = CT_GENERIC;
1577	}
1578
1579	switch (rdev->mode_info.connector_table) {
1580	case CT_GENERIC:
1581		DRM_INFO("Connector Table: %d (generic)\n",
1582			 rdev->mode_info.connector_table);
1583		/* these are the most common settings */
1584		if (rdev->flags & RADEON_SINGLE_CRTC) {
1585			/* VGA - primary dac */
1586			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1587			hpd.hpd = RADEON_HPD_NONE;
1588			radeon_add_legacy_encoder(dev,
1589						  radeon_get_encoder_enum(dev,
1590									ATOM_DEVICE_CRT1_SUPPORT,
1591									1),
1592						  ATOM_DEVICE_CRT1_SUPPORT);
1593			radeon_add_legacy_connector(dev, 0,
1594						    ATOM_DEVICE_CRT1_SUPPORT,
1595						    DRM_MODE_CONNECTOR_VGA,
1596						    &ddc_i2c,
1597						    CONNECTOR_OBJECT_ID_VGA,
1598						    &hpd);
1599		} else if (rdev->flags & RADEON_IS_MOBILITY) {
1600			/* LVDS */
1601			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
1602			hpd.hpd = RADEON_HPD_NONE;
1603			radeon_add_legacy_encoder(dev,
1604						  radeon_get_encoder_enum(dev,
1605									ATOM_DEVICE_LCD1_SUPPORT,
1606									0),
1607						  ATOM_DEVICE_LCD1_SUPPORT);
1608			radeon_add_legacy_connector(dev, 0,
1609						    ATOM_DEVICE_LCD1_SUPPORT,
1610						    DRM_MODE_CONNECTOR_LVDS,
1611						    &ddc_i2c,
1612						    CONNECTOR_OBJECT_ID_LVDS,
1613						    &hpd);
1614
1615			/* VGA - primary dac */
1616			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1617			hpd.hpd = RADEON_HPD_NONE;
1618			radeon_add_legacy_encoder(dev,
1619						  radeon_get_encoder_enum(dev,
1620									ATOM_DEVICE_CRT1_SUPPORT,
1621									1),
1622						  ATOM_DEVICE_CRT1_SUPPORT);
1623			radeon_add_legacy_connector(dev, 1,
1624						    ATOM_DEVICE_CRT1_SUPPORT,
1625						    DRM_MODE_CONNECTOR_VGA,
1626						    &ddc_i2c,
1627						    CONNECTOR_OBJECT_ID_VGA,
1628						    &hpd);
1629		} else {
1630			/* DVI-I - tv dac, int tmds */
1631			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1632			hpd.hpd = RADEON_HPD_1;
1633			radeon_add_legacy_encoder(dev,
1634						  radeon_get_encoder_enum(dev,
1635									ATOM_DEVICE_DFP1_SUPPORT,
1636									0),
1637						  ATOM_DEVICE_DFP1_SUPPORT);
1638			radeon_add_legacy_encoder(dev,
1639						  radeon_get_encoder_enum(dev,
1640									ATOM_DEVICE_CRT2_SUPPORT,
1641									2),
1642						  ATOM_DEVICE_CRT2_SUPPORT);
1643			radeon_add_legacy_connector(dev, 0,
1644						    ATOM_DEVICE_DFP1_SUPPORT |
1645						    ATOM_DEVICE_CRT2_SUPPORT,
1646						    DRM_MODE_CONNECTOR_DVII,
1647						    &ddc_i2c,
1648						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1649						    &hpd);
1650
1651			/* VGA - primary dac */
1652			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1653			hpd.hpd = RADEON_HPD_NONE;
1654			radeon_add_legacy_encoder(dev,
1655						  radeon_get_encoder_enum(dev,
1656									ATOM_DEVICE_CRT1_SUPPORT,
1657									1),
1658						  ATOM_DEVICE_CRT1_SUPPORT);
1659			radeon_add_legacy_connector(dev, 1,
1660						    ATOM_DEVICE_CRT1_SUPPORT,
1661						    DRM_MODE_CONNECTOR_VGA,
1662						    &ddc_i2c,
1663						    CONNECTOR_OBJECT_ID_VGA,
1664						    &hpd);
1665		}
1666
1667		if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
1668			/* TV - tv dac */
1669			ddc_i2c.valid = false;
1670			hpd.hpd = RADEON_HPD_NONE;
1671			radeon_add_legacy_encoder(dev,
1672						  radeon_get_encoder_enum(dev,
1673									ATOM_DEVICE_TV1_SUPPORT,
1674									2),
1675						  ATOM_DEVICE_TV1_SUPPORT);
1676			radeon_add_legacy_connector(dev, 2,
1677						    ATOM_DEVICE_TV1_SUPPORT,
1678						    DRM_MODE_CONNECTOR_SVIDEO,
1679						    &ddc_i2c,
1680						    CONNECTOR_OBJECT_ID_SVIDEO,
1681						    &hpd);
1682		}
1683		break;
1684	case CT_IBOOK:
1685		DRM_INFO("Connector Table: %d (ibook)\n",
1686			 rdev->mode_info.connector_table);
1687		/* LVDS */
1688		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1689		hpd.hpd = RADEON_HPD_NONE;
1690		radeon_add_legacy_encoder(dev,
1691					  radeon_get_encoder_enum(dev,
1692								ATOM_DEVICE_LCD1_SUPPORT,
1693								0),
1694					  ATOM_DEVICE_LCD1_SUPPORT);
1695		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1696					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1697					    CONNECTOR_OBJECT_ID_LVDS,
1698					    &hpd);
1699		/* VGA - TV DAC */
1700		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1701		hpd.hpd = RADEON_HPD_NONE;
1702		radeon_add_legacy_encoder(dev,
1703					  radeon_get_encoder_enum(dev,
1704								ATOM_DEVICE_CRT2_SUPPORT,
1705								2),
1706					  ATOM_DEVICE_CRT2_SUPPORT);
1707		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1708					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1709					    CONNECTOR_OBJECT_ID_VGA,
1710					    &hpd);
1711		/* TV - TV DAC */
1712		ddc_i2c.valid = false;
1713		hpd.hpd = RADEON_HPD_NONE;
1714		radeon_add_legacy_encoder(dev,
1715					  radeon_get_encoder_enum(dev,
1716								ATOM_DEVICE_TV1_SUPPORT,
1717								2),
1718					  ATOM_DEVICE_TV1_SUPPORT);
1719		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1720					    DRM_MODE_CONNECTOR_SVIDEO,
1721					    &ddc_i2c,
1722					    CONNECTOR_OBJECT_ID_SVIDEO,
1723					    &hpd);
1724		break;
1725	case CT_POWERBOOK_EXTERNAL:
1726		DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1727			 rdev->mode_info.connector_table);
1728		/* LVDS */
1729		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1730		hpd.hpd = RADEON_HPD_NONE;
1731		radeon_add_legacy_encoder(dev,
1732					  radeon_get_encoder_enum(dev,
1733								ATOM_DEVICE_LCD1_SUPPORT,
1734								0),
1735					  ATOM_DEVICE_LCD1_SUPPORT);
1736		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1737					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1738					    CONNECTOR_OBJECT_ID_LVDS,
1739					    &hpd);
1740		/* DVI-I - primary dac, ext tmds */
1741		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1742		hpd.hpd = RADEON_HPD_2; /* ??? */
1743		radeon_add_legacy_encoder(dev,
1744					  radeon_get_encoder_enum(dev,
1745								ATOM_DEVICE_DFP2_SUPPORT,
1746								0),
1747					  ATOM_DEVICE_DFP2_SUPPORT);
1748		radeon_add_legacy_encoder(dev,
1749					  radeon_get_encoder_enum(dev,
1750								ATOM_DEVICE_CRT1_SUPPORT,
1751								1),
1752					  ATOM_DEVICE_CRT1_SUPPORT);
1753		/* XXX some are SL */
1754		radeon_add_legacy_connector(dev, 1,
1755					    ATOM_DEVICE_DFP2_SUPPORT |
1756					    ATOM_DEVICE_CRT1_SUPPORT,
1757					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1758					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
1759					    &hpd);
1760		/* TV - TV DAC */
1761		ddc_i2c.valid = false;
1762		hpd.hpd = RADEON_HPD_NONE;
1763		radeon_add_legacy_encoder(dev,
1764					  radeon_get_encoder_enum(dev,
1765								ATOM_DEVICE_TV1_SUPPORT,
1766								2),
1767					  ATOM_DEVICE_TV1_SUPPORT);
1768		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1769					    DRM_MODE_CONNECTOR_SVIDEO,
1770					    &ddc_i2c,
1771					    CONNECTOR_OBJECT_ID_SVIDEO,
1772					    &hpd);
1773		break;
1774	case CT_POWERBOOK_INTERNAL:
1775		DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1776			 rdev->mode_info.connector_table);
1777		/* LVDS */
1778		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1779		hpd.hpd = RADEON_HPD_NONE;
1780		radeon_add_legacy_encoder(dev,
1781					  radeon_get_encoder_enum(dev,
1782								ATOM_DEVICE_LCD1_SUPPORT,
1783								0),
1784					  ATOM_DEVICE_LCD1_SUPPORT);
1785		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1786					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1787					    CONNECTOR_OBJECT_ID_LVDS,
1788					    &hpd);
1789		/* DVI-I - primary dac, int tmds */
1790		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1791		hpd.hpd = RADEON_HPD_1; /* ??? */
1792		radeon_add_legacy_encoder(dev,
1793					  radeon_get_encoder_enum(dev,
1794								ATOM_DEVICE_DFP1_SUPPORT,
1795								0),
1796					  ATOM_DEVICE_DFP1_SUPPORT);
1797		radeon_add_legacy_encoder(dev,
1798					  radeon_get_encoder_enum(dev,
1799								ATOM_DEVICE_CRT1_SUPPORT,
1800								1),
1801					  ATOM_DEVICE_CRT1_SUPPORT);
1802		radeon_add_legacy_connector(dev, 1,
1803					    ATOM_DEVICE_DFP1_SUPPORT |
1804					    ATOM_DEVICE_CRT1_SUPPORT,
1805					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1806					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1807					    &hpd);
1808		/* TV - TV DAC */
1809		ddc_i2c.valid = false;
1810		hpd.hpd = RADEON_HPD_NONE;
1811		radeon_add_legacy_encoder(dev,
1812					  radeon_get_encoder_enum(dev,
1813								ATOM_DEVICE_TV1_SUPPORT,
1814								2),
1815					  ATOM_DEVICE_TV1_SUPPORT);
1816		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1817					    DRM_MODE_CONNECTOR_SVIDEO,
1818					    &ddc_i2c,
1819					    CONNECTOR_OBJECT_ID_SVIDEO,
1820					    &hpd);
1821		break;
1822	case CT_POWERBOOK_VGA:
1823		DRM_INFO("Connector Table: %d (powerbook vga)\n",
1824			 rdev->mode_info.connector_table);
1825		/* LVDS */
1826		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1827		hpd.hpd = RADEON_HPD_NONE;
1828		radeon_add_legacy_encoder(dev,
1829					  radeon_get_encoder_enum(dev,
1830								ATOM_DEVICE_LCD1_SUPPORT,
1831								0),
1832					  ATOM_DEVICE_LCD1_SUPPORT);
1833		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1834					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1835					    CONNECTOR_OBJECT_ID_LVDS,
1836					    &hpd);
1837		/* VGA - primary dac */
1838		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1839		hpd.hpd = RADEON_HPD_NONE;
1840		radeon_add_legacy_encoder(dev,
1841					  radeon_get_encoder_enum(dev,
1842								ATOM_DEVICE_CRT1_SUPPORT,
1843								1),
1844					  ATOM_DEVICE_CRT1_SUPPORT);
1845		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
1846					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1847					    CONNECTOR_OBJECT_ID_VGA,
1848					    &hpd);
1849		/* TV - TV DAC */
1850		ddc_i2c.valid = false;
1851		hpd.hpd = RADEON_HPD_NONE;
1852		radeon_add_legacy_encoder(dev,
1853					  radeon_get_encoder_enum(dev,
1854								ATOM_DEVICE_TV1_SUPPORT,
1855								2),
1856					  ATOM_DEVICE_TV1_SUPPORT);
1857		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1858					    DRM_MODE_CONNECTOR_SVIDEO,
1859					    &ddc_i2c,
1860					    CONNECTOR_OBJECT_ID_SVIDEO,
1861					    &hpd);
1862		break;
1863	case CT_MINI_EXTERNAL:
1864		DRM_INFO("Connector Table: %d (mini external tmds)\n",
1865			 rdev->mode_info.connector_table);
1866		/* DVI-I - tv dac, ext tmds */
1867		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1868		hpd.hpd = RADEON_HPD_2; /* ??? */
1869		radeon_add_legacy_encoder(dev,
1870					  radeon_get_encoder_enum(dev,
1871								ATOM_DEVICE_DFP2_SUPPORT,
1872								0),
1873					  ATOM_DEVICE_DFP2_SUPPORT);
1874		radeon_add_legacy_encoder(dev,
1875					  radeon_get_encoder_enum(dev,
1876								ATOM_DEVICE_CRT2_SUPPORT,
1877								2),
1878					  ATOM_DEVICE_CRT2_SUPPORT);
1879		/* XXX are any DL? */
1880		radeon_add_legacy_connector(dev, 0,
1881					    ATOM_DEVICE_DFP2_SUPPORT |
1882					    ATOM_DEVICE_CRT2_SUPPORT,
1883					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1884					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1885					    &hpd);
1886		/* TV - TV DAC */
1887		ddc_i2c.valid = false;
1888		hpd.hpd = RADEON_HPD_NONE;
1889		radeon_add_legacy_encoder(dev,
1890					  radeon_get_encoder_enum(dev,
1891								ATOM_DEVICE_TV1_SUPPORT,
1892								2),
1893					  ATOM_DEVICE_TV1_SUPPORT);
1894		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1895					    DRM_MODE_CONNECTOR_SVIDEO,
1896					    &ddc_i2c,
1897					    CONNECTOR_OBJECT_ID_SVIDEO,
1898					    &hpd);
1899		break;
1900	case CT_MINI_INTERNAL:
1901		DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1902			 rdev->mode_info.connector_table);
1903		/* DVI-I - tv dac, int tmds */
1904		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1905		hpd.hpd = RADEON_HPD_1; /* ??? */
1906		radeon_add_legacy_encoder(dev,
1907					  radeon_get_encoder_enum(dev,
1908								ATOM_DEVICE_DFP1_SUPPORT,
1909								0),
1910					  ATOM_DEVICE_DFP1_SUPPORT);
1911		radeon_add_legacy_encoder(dev,
1912					  radeon_get_encoder_enum(dev,
1913								ATOM_DEVICE_CRT2_SUPPORT,
1914								2),
1915					  ATOM_DEVICE_CRT2_SUPPORT);
1916		radeon_add_legacy_connector(dev, 0,
1917					    ATOM_DEVICE_DFP1_SUPPORT |
1918					    ATOM_DEVICE_CRT2_SUPPORT,
1919					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1920					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1921					    &hpd);
1922		/* TV - TV DAC */
1923		ddc_i2c.valid = false;
1924		hpd.hpd = RADEON_HPD_NONE;
1925		radeon_add_legacy_encoder(dev,
1926					  radeon_get_encoder_enum(dev,
1927								ATOM_DEVICE_TV1_SUPPORT,
1928								2),
1929					  ATOM_DEVICE_TV1_SUPPORT);
1930		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1931					    DRM_MODE_CONNECTOR_SVIDEO,
1932					    &ddc_i2c,
1933					    CONNECTOR_OBJECT_ID_SVIDEO,
1934					    &hpd);
1935		break;
1936	case CT_IMAC_G5_ISIGHT:
1937		DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1938			 rdev->mode_info.connector_table);
1939		/* DVI-D - int tmds */
1940		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1941		hpd.hpd = RADEON_HPD_1; /* ??? */
1942		radeon_add_legacy_encoder(dev,
1943					  radeon_get_encoder_enum(dev,
1944								ATOM_DEVICE_DFP1_SUPPORT,
1945								0),
1946					  ATOM_DEVICE_DFP1_SUPPORT);
1947		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
1948					    DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
1949					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1950					    &hpd);
1951		/* VGA - tv dac */
1952		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1953		hpd.hpd = RADEON_HPD_NONE;
1954		radeon_add_legacy_encoder(dev,
1955					  radeon_get_encoder_enum(dev,
1956								ATOM_DEVICE_CRT2_SUPPORT,
1957								2),
1958					  ATOM_DEVICE_CRT2_SUPPORT);
1959		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1960					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1961					    CONNECTOR_OBJECT_ID_VGA,
1962					    &hpd);
1963		/* TV - TV DAC */
1964		ddc_i2c.valid = false;
1965		hpd.hpd = RADEON_HPD_NONE;
1966		radeon_add_legacy_encoder(dev,
1967					  radeon_get_encoder_enum(dev,
1968								ATOM_DEVICE_TV1_SUPPORT,
1969								2),
1970					  ATOM_DEVICE_TV1_SUPPORT);
1971		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1972					    DRM_MODE_CONNECTOR_SVIDEO,
1973					    &ddc_i2c,
1974					    CONNECTOR_OBJECT_ID_SVIDEO,
1975					    &hpd);
1976		break;
1977	case CT_EMAC:
1978		DRM_INFO("Connector Table: %d (emac)\n",
1979			 rdev->mode_info.connector_table);
1980		/* VGA - primary dac */
1981		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1982		hpd.hpd = RADEON_HPD_NONE;
1983		radeon_add_legacy_encoder(dev,
1984					  radeon_get_encoder_enum(dev,
1985								ATOM_DEVICE_CRT1_SUPPORT,
1986								1),
1987					  ATOM_DEVICE_CRT1_SUPPORT);
1988		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
1989					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1990					    CONNECTOR_OBJECT_ID_VGA,
1991					    &hpd);
1992		/* VGA - tv dac */
1993		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1994		hpd.hpd = RADEON_HPD_NONE;
1995		radeon_add_legacy_encoder(dev,
1996					  radeon_get_encoder_enum(dev,
1997								ATOM_DEVICE_CRT2_SUPPORT,
1998								2),
1999					  ATOM_DEVICE_CRT2_SUPPORT);
2000		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
2001					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2002					    CONNECTOR_OBJECT_ID_VGA,
2003					    &hpd);
2004		/* TV - TV DAC */
2005		ddc_i2c.valid = false;
2006		hpd.hpd = RADEON_HPD_NONE;
2007		radeon_add_legacy_encoder(dev,
2008					  radeon_get_encoder_enum(dev,
2009								ATOM_DEVICE_TV1_SUPPORT,
2010								2),
2011					  ATOM_DEVICE_TV1_SUPPORT);
2012		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2013					    DRM_MODE_CONNECTOR_SVIDEO,
2014					    &ddc_i2c,
2015					    CONNECTOR_OBJECT_ID_SVIDEO,
2016					    &hpd);
2017		break;
2018	case CT_RN50_POWER:
2019		DRM_INFO("Connector Table: %d (rn50-power)\n",
2020			 rdev->mode_info.connector_table);
2021		/* VGA - primary dac */
2022		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2023		hpd.hpd = RADEON_HPD_NONE;
2024		radeon_add_legacy_encoder(dev,
2025					  radeon_get_encoder_enum(dev,
2026								ATOM_DEVICE_CRT1_SUPPORT,
2027								1),
2028					  ATOM_DEVICE_CRT1_SUPPORT);
2029		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
2030					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2031					    CONNECTOR_OBJECT_ID_VGA,
2032					    &hpd);
2033		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
2034		hpd.hpd = RADEON_HPD_NONE;
2035		radeon_add_legacy_encoder(dev,
2036					  radeon_get_encoder_enum(dev,
2037								ATOM_DEVICE_CRT2_SUPPORT,
2038								2),
2039					  ATOM_DEVICE_CRT2_SUPPORT);
2040		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
2041					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2042					    CONNECTOR_OBJECT_ID_VGA,
2043					    &hpd);
2044		break;
2045	case CT_MAC_X800:
2046		DRM_INFO("Connector Table: %d (mac x800)\n",
2047			 rdev->mode_info.connector_table);
2048		/* DVI - primary dac, internal tmds */
2049		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2050		hpd.hpd = RADEON_HPD_1; /* ??? */
2051		radeon_add_legacy_encoder(dev,
2052					  radeon_get_encoder_enum(dev,
2053								  ATOM_DEVICE_DFP1_SUPPORT,
2054								  0),
2055					  ATOM_DEVICE_DFP1_SUPPORT);
2056		radeon_add_legacy_encoder(dev,
2057					  radeon_get_encoder_enum(dev,
2058								  ATOM_DEVICE_CRT1_SUPPORT,
2059								  1),
2060					  ATOM_DEVICE_CRT1_SUPPORT);
2061		radeon_add_legacy_connector(dev, 0,
2062					    ATOM_DEVICE_DFP1_SUPPORT |
2063					    ATOM_DEVICE_CRT1_SUPPORT,
2064					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2065					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2066					    &hpd);
2067		/* DVI - tv dac, dvo */
2068		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2069		hpd.hpd = RADEON_HPD_2; /* ??? */
2070		radeon_add_legacy_encoder(dev,
2071					  radeon_get_encoder_enum(dev,
2072								  ATOM_DEVICE_DFP2_SUPPORT,
2073								  0),
2074					  ATOM_DEVICE_DFP2_SUPPORT);
2075		radeon_add_legacy_encoder(dev,
2076					  radeon_get_encoder_enum(dev,
2077								  ATOM_DEVICE_CRT2_SUPPORT,
2078								  2),
2079					  ATOM_DEVICE_CRT2_SUPPORT);
2080		radeon_add_legacy_connector(dev, 1,
2081					    ATOM_DEVICE_DFP2_SUPPORT |
2082					    ATOM_DEVICE_CRT2_SUPPORT,
2083					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2084					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
2085					    &hpd);
2086		break;
2087	case CT_MAC_G5_9600:
2088		DRM_INFO("Connector Table: %d (mac g5 9600)\n",
2089			 rdev->mode_info.connector_table);
2090		/* DVI - tv dac, dvo */
2091		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2092		hpd.hpd = RADEON_HPD_1; /* ??? */
2093		radeon_add_legacy_encoder(dev,
2094					  radeon_get_encoder_enum(dev,
2095								  ATOM_DEVICE_DFP2_SUPPORT,
2096								  0),
2097					  ATOM_DEVICE_DFP2_SUPPORT);
2098		radeon_add_legacy_encoder(dev,
2099					  radeon_get_encoder_enum(dev,
2100								  ATOM_DEVICE_CRT2_SUPPORT,
2101								  2),
2102					  ATOM_DEVICE_CRT2_SUPPORT);
2103		radeon_add_legacy_connector(dev, 0,
2104					    ATOM_DEVICE_DFP2_SUPPORT |
2105					    ATOM_DEVICE_CRT2_SUPPORT,
2106					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2107					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2108					    &hpd);
2109		/* ADC - primary dac, internal tmds */
2110		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2111		hpd.hpd = RADEON_HPD_2; /* ??? */
2112		radeon_add_legacy_encoder(dev,
2113					  radeon_get_encoder_enum(dev,
2114								  ATOM_DEVICE_DFP1_SUPPORT,
2115								  0),
2116					  ATOM_DEVICE_DFP1_SUPPORT);
2117		radeon_add_legacy_encoder(dev,
2118					  radeon_get_encoder_enum(dev,
2119								  ATOM_DEVICE_CRT1_SUPPORT,
2120								  1),
2121					  ATOM_DEVICE_CRT1_SUPPORT);
2122		radeon_add_legacy_connector(dev, 1,
2123					    ATOM_DEVICE_DFP1_SUPPORT |
2124					    ATOM_DEVICE_CRT1_SUPPORT,
2125					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2126					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2127					    &hpd);
2128		/* TV - TV DAC */
2129		ddc_i2c.valid = false;
2130		hpd.hpd = RADEON_HPD_NONE;
2131		radeon_add_legacy_encoder(dev,
2132					  radeon_get_encoder_enum(dev,
2133								ATOM_DEVICE_TV1_SUPPORT,
2134								2),
2135					  ATOM_DEVICE_TV1_SUPPORT);
2136		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2137					    DRM_MODE_CONNECTOR_SVIDEO,
2138					    &ddc_i2c,
2139					    CONNECTOR_OBJECT_ID_SVIDEO,
2140					    &hpd);
2141		break;
2142	case CT_SAM440EP:
2143		DRM_INFO("Connector Table: %d (SAM440ep embedded board)\n",
2144			 rdev->mode_info.connector_table);
2145		/* LVDS */
2146		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
2147		hpd.hpd = RADEON_HPD_NONE;
2148		radeon_add_legacy_encoder(dev,
2149					  radeon_get_encoder_enum(dev,
2150								ATOM_DEVICE_LCD1_SUPPORT,
2151								0),
2152					  ATOM_DEVICE_LCD1_SUPPORT);
2153		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
2154					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
2155					    CONNECTOR_OBJECT_ID_LVDS,
2156					    &hpd);
2157		/* DVI-I - secondary dac, int tmds */
2158		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2159		hpd.hpd = RADEON_HPD_1; /* ??? */
2160		radeon_add_legacy_encoder(dev,
2161					  radeon_get_encoder_enum(dev,
2162								ATOM_DEVICE_DFP1_SUPPORT,
2163								0),
2164					  ATOM_DEVICE_DFP1_SUPPORT);
2165		radeon_add_legacy_encoder(dev,
2166					  radeon_get_encoder_enum(dev,
2167								ATOM_DEVICE_CRT2_SUPPORT,
2168								2),
2169					  ATOM_DEVICE_CRT2_SUPPORT);
2170		radeon_add_legacy_connector(dev, 1,
2171					    ATOM_DEVICE_DFP1_SUPPORT |
2172					    ATOM_DEVICE_CRT2_SUPPORT,
2173					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2174					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2175					    &hpd);
2176		/* VGA - primary dac */
2177		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2178		hpd.hpd = RADEON_HPD_NONE;
2179		radeon_add_legacy_encoder(dev,
2180					  radeon_get_encoder_enum(dev,
2181								ATOM_DEVICE_CRT1_SUPPORT,
2182								1),
2183					  ATOM_DEVICE_CRT1_SUPPORT);
2184		radeon_add_legacy_connector(dev, 2,
2185					    ATOM_DEVICE_CRT1_SUPPORT,
2186					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2187					    CONNECTOR_OBJECT_ID_VGA,
2188					    &hpd);
2189		/* TV - TV DAC */
2190		ddc_i2c.valid = false;
2191		hpd.hpd = RADEON_HPD_NONE;
2192		radeon_add_legacy_encoder(dev,
2193					  radeon_get_encoder_enum(dev,
2194								ATOM_DEVICE_TV1_SUPPORT,
2195								2),
2196					  ATOM_DEVICE_TV1_SUPPORT);
2197		radeon_add_legacy_connector(dev, 3, ATOM_DEVICE_TV1_SUPPORT,
2198					    DRM_MODE_CONNECTOR_SVIDEO,
2199					    &ddc_i2c,
2200					    CONNECTOR_OBJECT_ID_SVIDEO,
2201					    &hpd);
2202		break;
2203	default:
2204		DRM_INFO("Connector table: %d (invalid)\n",
2205			 rdev->mode_info.connector_table);
2206		return false;
2207	}
2208
2209	radeon_link_encoder_connector(dev);
2210
2211	return true;
2212}
2213
2214static bool radeon_apply_legacy_quirks(struct drm_device *dev,
2215				       int bios_index,
2216				       enum radeon_combios_connector
2217				       *legacy_connector,
2218				       struct radeon_i2c_bus_rec *ddc_i2c,
2219				       struct radeon_hpd *hpd)
2220{
2221
2222	/* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
2223	   one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
2224	if (dev->pdev->device == 0x515e &&
2225	    dev->pdev->subsystem_vendor == 0x1014) {
2226		if (*legacy_connector == CONNECTOR_CRT_LEGACY &&
2227		    ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
2228			return false;
2229	}
2230
2231	/* X300 card with extra non-existent DVI port */
2232	if (dev->pdev->device == 0x5B60 &&
2233	    dev->pdev->subsystem_vendor == 0x17af &&
2234	    dev->pdev->subsystem_device == 0x201e && bios_index == 2) {
2235		if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
2236			return false;
2237	}
2238
2239	return true;
2240}
2241
2242static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
2243{
2244	/* Acer 5102 has non-existent TV port */
2245	if (dev->pdev->device == 0x5975 &&
2246	    dev->pdev->subsystem_vendor == 0x1025 &&
2247	    dev->pdev->subsystem_device == 0x009f)
2248		return false;
2249
2250	/* HP dc5750 has non-existent TV port */
2251	if (dev->pdev->device == 0x5974 &&
2252	    dev->pdev->subsystem_vendor == 0x103c &&
2253	    dev->pdev->subsystem_device == 0x280a)
2254		return false;
2255
2256	/* MSI S270 has non-existent TV port */
2257	if (dev->pdev->device == 0x5955 &&
2258	    dev->pdev->subsystem_vendor == 0x1462 &&
2259	    dev->pdev->subsystem_device == 0x0131)
2260		return false;
2261
2262	return true;
2263}
2264
2265static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
2266{
2267	struct radeon_device *rdev = dev->dev_private;
2268	uint32_t ext_tmds_info;
2269
2270	if (rdev->flags & RADEON_IS_IGP) {
2271		if (is_dvi_d)
2272			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2273		else
2274			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2275	}
2276	ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2277	if (ext_tmds_info) {
2278		uint8_t rev = RBIOS8(ext_tmds_info);
2279		uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
2280		if (rev >= 3) {
2281			if (is_dvi_d)
2282				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2283			else
2284				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2285		} else {
2286			if (flags & 1) {
2287				if (is_dvi_d)
2288					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2289				else
2290					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2291			}
2292		}
2293	}
2294	if (is_dvi_d)
2295		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2296	else
2297		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2298}
2299
2300bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
2301{
2302	struct radeon_device *rdev = dev->dev_private;
2303	uint32_t conn_info, entry, devices;
2304	uint16_t tmp, connector_object_id;
2305	enum radeon_combios_ddc ddc_type;
2306	enum radeon_combios_connector connector;
2307	int i = 0;
2308	struct radeon_i2c_bus_rec ddc_i2c;
2309	struct radeon_hpd hpd;
2310
2311	conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
2312	if (conn_info) {
2313		for (i = 0; i < 4; i++) {
2314			entry = conn_info + 2 + i * 2;
2315
2316			if (!RBIOS16(entry))
2317				break;
2318
2319			tmp = RBIOS16(entry);
2320
2321			connector = (tmp >> 12) & 0xf;
2322
2323			ddc_type = (tmp >> 8) & 0xf;
2324			ddc_i2c = combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2325
2326			switch (connector) {
2327			case CONNECTOR_PROPRIETARY_LEGACY:
2328			case CONNECTOR_DVI_I_LEGACY:
2329			case CONNECTOR_DVI_D_LEGACY:
2330				if ((tmp >> 4) & 0x1)
2331					hpd.hpd = RADEON_HPD_2;
2332				else
2333					hpd.hpd = RADEON_HPD_1;
2334				break;
2335			default:
2336				hpd.hpd = RADEON_HPD_NONE;
2337				break;
2338			}
2339
2340			if (!radeon_apply_legacy_quirks(dev, i, &connector,
2341							&ddc_i2c, &hpd))
2342				continue;
2343
2344			switch (connector) {
2345			case CONNECTOR_PROPRIETARY_LEGACY:
2346				if ((tmp >> 4) & 0x1)
2347					devices = ATOM_DEVICE_DFP2_SUPPORT;
2348				else
2349					devices = ATOM_DEVICE_DFP1_SUPPORT;
2350				radeon_add_legacy_encoder(dev,
2351							  radeon_get_encoder_enum
2352							  (dev, devices, 0),
2353							  devices);
2354				radeon_add_legacy_connector(dev, i, devices,
2355							    legacy_connector_convert
2356							    [connector],
2357							    &ddc_i2c,
2358							    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
2359							    &hpd);
2360				break;
2361			case CONNECTOR_CRT_LEGACY:
2362				if (tmp & 0x1) {
2363					devices = ATOM_DEVICE_CRT2_SUPPORT;
2364					radeon_add_legacy_encoder(dev,
2365								  radeon_get_encoder_enum
2366								  (dev,
2367								   ATOM_DEVICE_CRT2_SUPPORT,
2368								   2),
2369								  ATOM_DEVICE_CRT2_SUPPORT);
2370				} else {
2371					devices = ATOM_DEVICE_CRT1_SUPPORT;
2372					radeon_add_legacy_encoder(dev,
2373								  radeon_get_encoder_enum
2374								  (dev,
2375								   ATOM_DEVICE_CRT1_SUPPORT,
2376								   1),
2377								  ATOM_DEVICE_CRT1_SUPPORT);
2378				}
2379				radeon_add_legacy_connector(dev,
2380							    i,
2381							    devices,
2382							    legacy_connector_convert
2383							    [connector],
2384							    &ddc_i2c,
2385							    CONNECTOR_OBJECT_ID_VGA,
2386							    &hpd);
2387				break;
2388			case CONNECTOR_DVI_I_LEGACY:
2389				devices = 0;
2390				if (tmp & 0x1) {
2391					devices |= ATOM_DEVICE_CRT2_SUPPORT;
2392					radeon_add_legacy_encoder(dev,
2393								  radeon_get_encoder_enum
2394								  (dev,
2395								   ATOM_DEVICE_CRT2_SUPPORT,
2396								   2),
2397								  ATOM_DEVICE_CRT2_SUPPORT);
2398				} else {
2399					devices |= ATOM_DEVICE_CRT1_SUPPORT;
2400					radeon_add_legacy_encoder(dev,
2401								  radeon_get_encoder_enum
2402								  (dev,
2403								   ATOM_DEVICE_CRT1_SUPPORT,
2404								   1),
2405								  ATOM_DEVICE_CRT1_SUPPORT);
2406				}
2407				if ((tmp >> 4) & 0x1) {
2408					devices |= ATOM_DEVICE_DFP2_SUPPORT;
2409					radeon_add_legacy_encoder(dev,
2410								  radeon_get_encoder_enum
2411								  (dev,
2412								   ATOM_DEVICE_DFP2_SUPPORT,
2413								   0),
2414								  ATOM_DEVICE_DFP2_SUPPORT);
2415					connector_object_id = combios_check_dl_dvi(dev, 0);
2416				} else {
2417					devices |= ATOM_DEVICE_DFP1_SUPPORT;
2418					radeon_add_legacy_encoder(dev,
2419								  radeon_get_encoder_enum
2420								  (dev,
2421								   ATOM_DEVICE_DFP1_SUPPORT,
2422								   0),
2423								  ATOM_DEVICE_DFP1_SUPPORT);
2424					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2425				}
2426				radeon_add_legacy_connector(dev,
2427							    i,
2428							    devices,
2429							    legacy_connector_convert
2430							    [connector],
2431							    &ddc_i2c,
2432							    connector_object_id,
2433							    &hpd);
2434				break;
2435			case CONNECTOR_DVI_D_LEGACY:
2436				if ((tmp >> 4) & 0x1) {
2437					devices = ATOM_DEVICE_DFP2_SUPPORT;
2438					connector_object_id = combios_check_dl_dvi(dev, 1);
2439				} else {
2440					devices = ATOM_DEVICE_DFP1_SUPPORT;
2441					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2442				}
2443				radeon_add_legacy_encoder(dev,
2444							  radeon_get_encoder_enum
2445							  (dev, devices, 0),
2446							  devices);
2447				radeon_add_legacy_connector(dev, i, devices,
2448							    legacy_connector_convert
2449							    [connector],
2450							    &ddc_i2c,
2451							    connector_object_id,
2452							    &hpd);
2453				break;
2454			case CONNECTOR_CTV_LEGACY:
2455			case CONNECTOR_STV_LEGACY:
2456				radeon_add_legacy_encoder(dev,
2457							  radeon_get_encoder_enum
2458							  (dev,
2459							   ATOM_DEVICE_TV1_SUPPORT,
2460							   2),
2461							  ATOM_DEVICE_TV1_SUPPORT);
2462				radeon_add_legacy_connector(dev, i,
2463							    ATOM_DEVICE_TV1_SUPPORT,
2464							    legacy_connector_convert
2465							    [connector],
2466							    &ddc_i2c,
2467							    CONNECTOR_OBJECT_ID_SVIDEO,
2468							    &hpd);
2469				break;
2470			default:
2471				DRM_ERROR("Unknown connector type: %d\n",
2472					  connector);
2473				continue;
2474			}
2475
2476		}
2477	} else {
2478		uint16_t tmds_info =
2479		    combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
2480		if (tmds_info) {
2481			DRM_DEBUG_KMS("Found DFP table, assuming DVI connector\n");
2482
2483			radeon_add_legacy_encoder(dev,
2484						  radeon_get_encoder_enum(dev,
2485									ATOM_DEVICE_CRT1_SUPPORT,
2486									1),
2487						  ATOM_DEVICE_CRT1_SUPPORT);
2488			radeon_add_legacy_encoder(dev,
2489						  radeon_get_encoder_enum(dev,
2490									ATOM_DEVICE_DFP1_SUPPORT,
2491									0),
2492						  ATOM_DEVICE_DFP1_SUPPORT);
2493
2494			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2495			hpd.hpd = RADEON_HPD_1;
2496			radeon_add_legacy_connector(dev,
2497						    0,
2498						    ATOM_DEVICE_CRT1_SUPPORT |
2499						    ATOM_DEVICE_DFP1_SUPPORT,
2500						    DRM_MODE_CONNECTOR_DVII,
2501						    &ddc_i2c,
2502						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2503						    &hpd);
2504		} else {
2505			uint16_t crt_info =
2506				combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
2507			DRM_DEBUG_KMS("Found CRT table, assuming VGA connector\n");
2508			if (crt_info) {
2509				radeon_add_legacy_encoder(dev,
2510							  radeon_get_encoder_enum(dev,
2511										ATOM_DEVICE_CRT1_SUPPORT,
2512										1),
2513							  ATOM_DEVICE_CRT1_SUPPORT);
2514				ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2515				hpd.hpd = RADEON_HPD_NONE;
2516				radeon_add_legacy_connector(dev,
2517							    0,
2518							    ATOM_DEVICE_CRT1_SUPPORT,
2519							    DRM_MODE_CONNECTOR_VGA,
2520							    &ddc_i2c,
2521							    CONNECTOR_OBJECT_ID_VGA,
2522							    &hpd);
2523			} else {
2524				DRM_DEBUG_KMS("No connector info found\n");
2525				return false;
2526			}
2527		}
2528	}
2529
2530	if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) {
2531		uint16_t lcd_info =
2532		    combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
2533		if (lcd_info) {
2534			uint16_t lcd_ddc_info =
2535			    combios_get_table_offset(dev,
2536						     COMBIOS_LCD_DDC_INFO_TABLE);
2537
2538			radeon_add_legacy_encoder(dev,
2539						  radeon_get_encoder_enum(dev,
2540									ATOM_DEVICE_LCD1_SUPPORT,
2541									0),
2542						  ATOM_DEVICE_LCD1_SUPPORT);
2543
2544			if (lcd_ddc_info) {
2545				ddc_type = RBIOS8(lcd_ddc_info + 2);
2546				switch (ddc_type) {
2547				case DDC_LCD:
2548					ddc_i2c =
2549						combios_setup_i2c_bus(rdev,
2550								      DDC_LCD,
2551								      RBIOS32(lcd_ddc_info + 3),
2552								      RBIOS32(lcd_ddc_info + 7));
2553					radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2554					break;
2555				case DDC_GPIO:
2556					ddc_i2c =
2557						combios_setup_i2c_bus(rdev,
2558								      DDC_GPIO,
2559								      RBIOS32(lcd_ddc_info + 3),
2560								      RBIOS32(lcd_ddc_info + 7));
2561					radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2562					break;
2563				default:
2564					ddc_i2c =
2565						combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2566					break;
2567				}
2568				DRM_DEBUG_KMS("LCD DDC Info Table found!\n");
2569			} else
2570				ddc_i2c.valid = false;
2571
2572			hpd.hpd = RADEON_HPD_NONE;
2573			radeon_add_legacy_connector(dev,
2574						    5,
2575						    ATOM_DEVICE_LCD1_SUPPORT,
2576						    DRM_MODE_CONNECTOR_LVDS,
2577						    &ddc_i2c,
2578						    CONNECTOR_OBJECT_ID_LVDS,
2579						    &hpd);
2580		}
2581	}
2582
2583	/* check TV table */
2584	if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
2585		uint32_t tv_info =
2586		    combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
2587		if (tv_info) {
2588			if (RBIOS8(tv_info + 6) == 'T') {
2589				if (radeon_apply_legacy_tv_quirks(dev)) {
2590					hpd.hpd = RADEON_HPD_NONE;
2591					ddc_i2c.valid = false;
2592					radeon_add_legacy_encoder(dev,
2593								  radeon_get_encoder_enum
2594								  (dev,
2595								   ATOM_DEVICE_TV1_SUPPORT,
2596								   2),
2597								  ATOM_DEVICE_TV1_SUPPORT);
2598					radeon_add_legacy_connector(dev, 6,
2599								    ATOM_DEVICE_TV1_SUPPORT,
2600								    DRM_MODE_CONNECTOR_SVIDEO,
2601								    &ddc_i2c,
2602								    CONNECTOR_OBJECT_ID_SVIDEO,
2603								    &hpd);
2604				}
2605			}
2606		}
2607	}
2608
2609	radeon_link_encoder_connector(dev);
2610
2611	return true;
2612}
2613
2614static const char *thermal_controller_names[] = {
2615	"NONE",
2616	"lm63",
2617	"adm1032",
2618};
2619
2620void radeon_combios_get_power_modes(struct radeon_device *rdev)
2621{
2622	struct drm_device *dev = rdev->ddev;
2623	u16 offset, misc, misc2 = 0;
2624	u8 rev, blocks, tmp;
2625	int state_index = 0;
2626	struct radeon_i2c_bus_rec i2c_bus;
2627
2628	rdev->pm.default_power_state_index = -1;
2629
2630	/* allocate 2 power states */
2631	rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * 2, GFP_KERNEL);
2632	if (rdev->pm.power_state) {
2633		/* allocate 1 clock mode per state */
2634		rdev->pm.power_state[0].clock_info =
2635			kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
2636		rdev->pm.power_state[1].clock_info =
2637			kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
2638		if (!rdev->pm.power_state[0].clock_info ||
2639		    !rdev->pm.power_state[1].clock_info)
2640			goto pm_failed;
2641	} else
2642		goto pm_failed;
2643
2644	/* check for a thermal chip */
2645	offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE);
2646	if (offset) {
2647		u8 thermal_controller = 0, gpio = 0, i2c_addr = 0, clk_bit = 0, data_bit = 0;
2648
2649		rev = RBIOS8(offset);
2650
2651		if (rev == 0) {
2652			thermal_controller = RBIOS8(offset + 3);
2653			gpio = RBIOS8(offset + 4) & 0x3f;
2654			i2c_addr = RBIOS8(offset + 5);
2655		} else if (rev == 1) {
2656			thermal_controller = RBIOS8(offset + 4);
2657			gpio = RBIOS8(offset + 5) & 0x3f;
2658			i2c_addr = RBIOS8(offset + 6);
2659		} else if (rev == 2) {
2660			thermal_controller = RBIOS8(offset + 4);
2661			gpio = RBIOS8(offset + 5) & 0x3f;
2662			i2c_addr = RBIOS8(offset + 6);
2663			clk_bit = RBIOS8(offset + 0xa);
2664			data_bit = RBIOS8(offset + 0xb);
2665		}
2666		if ((thermal_controller > 0) && (thermal_controller < 3)) {
2667			DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2668				 thermal_controller_names[thermal_controller],
2669				 i2c_addr >> 1);
2670			if (gpio == DDC_LCD) {
2671				/* MM i2c */
2672				i2c_bus.valid = true;
2673				i2c_bus.hw_capable = true;
2674				i2c_bus.mm_i2c = true;
2675				i2c_bus.i2c_id = 0xa0;
2676			} else if (gpio == DDC_GPIO)
2677				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 1 << clk_bit, 1 << data_bit);
2678			else
2679				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
2680			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2681			if (rdev->pm.i2c_bus) {
2682				struct i2c_board_info info = { };
2683				const char *name = thermal_controller_names[thermal_controller];
2684				info.addr = i2c_addr >> 1;
2685				strlcpy(info.type, name, sizeof(info.type));
2686				i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2687			}
2688		}
2689	} else {
2690		/* boards with a thermal chip, but no overdrive table */
2691
2692		/* Asus 9600xt has an f75375 on the monid bus */
2693		if ((dev->pdev->device == 0x4152) &&
2694		    (dev->pdev->subsystem_vendor == 0x1043) &&
2695		    (dev->pdev->subsystem_device == 0xc002)) {
2696			i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2697			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2698			if (rdev->pm.i2c_bus) {
2699				struct i2c_board_info info = { };
2700				const char *name = "f75375";
2701				info.addr = 0x28;
2702				strlcpy(info.type, name, sizeof(info.type));
2703				i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2704				DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2705					 name, info.addr);
2706			}
2707		}
2708	}
2709
2710	if (rdev->flags & RADEON_IS_MOBILITY) {
2711		offset = combios_get_table_offset(dev, COMBIOS_POWERPLAY_INFO_TABLE);
2712		if (offset) {
2713			rev = RBIOS8(offset);
2714			blocks = RBIOS8(offset + 0x2);
2715			/* power mode 0 tends to be the only valid one */
2716			rdev->pm.power_state[state_index].num_clock_modes = 1;
2717			rdev->pm.power_state[state_index].clock_info[0].mclk = RBIOS32(offset + 0x5 + 0x2);
2718			rdev->pm.power_state[state_index].clock_info[0].sclk = RBIOS32(offset + 0x5 + 0x6);
2719			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2720			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2721				goto default_mode;
2722			rdev->pm.power_state[state_index].type =
2723				POWER_STATE_TYPE_BATTERY;
2724			misc = RBIOS16(offset + 0x5 + 0x0);
2725			if (rev > 4)
2726				misc2 = RBIOS16(offset + 0x5 + 0xe);
2727			rdev->pm.power_state[state_index].misc = misc;
2728			rdev->pm.power_state[state_index].misc2 = misc2;
2729			if (misc & 0x4) {
2730				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO;
2731				if (misc & 0x8)
2732					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2733						true;
2734				else
2735					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2736						false;
2737				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = true;
2738				if (rev < 6) {
2739					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2740						RBIOS16(offset + 0x5 + 0xb) * 4;
2741					tmp = RBIOS8(offset + 0x5 + 0xd);
2742					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2743				} else {
2744					u8 entries = RBIOS8(offset + 0x5 + 0xb);
2745					u16 voltage_table_offset = RBIOS16(offset + 0x5 + 0xc);
2746					if (entries && voltage_table_offset) {
2747						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2748							RBIOS16(voltage_table_offset) * 4;
2749						tmp = RBIOS8(voltage_table_offset + 0x2);
2750						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2751					} else
2752						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = false;
2753				}
2754				switch ((misc2 & 0x700) >> 8) {
2755				case 0:
2756				default:
2757					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 0;
2758					break;
2759				case 1:
2760					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 33;
2761					break;
2762				case 2:
2763					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 66;
2764					break;
2765				case 3:
2766					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 99;
2767					break;
2768				case 4:
2769					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 132;
2770					break;
2771				}
2772			} else
2773				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2774			if (rev > 6)
2775				rdev->pm.power_state[state_index].pcie_lanes =
2776					RBIOS8(offset + 0x5 + 0x10);
2777			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2778			state_index++;
2779		} else {
2780			/* XXX figure out some good default low power mode for mobility cards w/out power tables */
2781		}
2782	} else {
2783		/* XXX figure out some good default low power mode for desktop cards */
2784	}
2785
2786default_mode:
2787	/* add the default mode */
2788	rdev->pm.power_state[state_index].type =
2789		POWER_STATE_TYPE_DEFAULT;
2790	rdev->pm.power_state[state_index].num_clock_modes = 1;
2791	rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2792	rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2793	rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
2794	if ((state_index > 0) &&
2795	    (rdev->pm.power_state[0].clock_info[0].voltage.type == VOLTAGE_GPIO))
2796		rdev->pm.power_state[state_index].clock_info[0].voltage =
2797			rdev->pm.power_state[0].clock_info[0].voltage;
2798	else
2799		rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2800	rdev->pm.power_state[state_index].pcie_lanes = 16;
2801	rdev->pm.power_state[state_index].flags = 0;
2802	rdev->pm.default_power_state_index = state_index;
2803	rdev->pm.num_power_states = state_index + 1;
2804
2805	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2806	rdev->pm.current_clock_mode_index = 0;
2807	return;
2808
2809pm_failed:
2810	rdev->pm.default_power_state_index = state_index;
2811	rdev->pm.num_power_states = 0;
2812
2813	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2814	rdev->pm.current_clock_mode_index = 0;
2815}
2816
2817void radeon_external_tmds_setup(struct drm_encoder *encoder)
2818{
2819	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2820	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2821
2822	if (!tmds)
2823		return;
2824
2825	switch (tmds->dvo_chip) {
2826	case DVO_SIL164:
2827		/* sil 164 */
2828		radeon_i2c_put_byte(tmds->i2c_bus,
2829				    tmds->slave_addr,
2830				    0x08, 0x30);
2831		radeon_i2c_put_byte(tmds->i2c_bus,
2832				       tmds->slave_addr,
2833				       0x09, 0x00);
2834		radeon_i2c_put_byte(tmds->i2c_bus,
2835				    tmds->slave_addr,
2836				    0x0a, 0x90);
2837		radeon_i2c_put_byte(tmds->i2c_bus,
2838				    tmds->slave_addr,
2839				    0x0c, 0x89);
2840		radeon_i2c_put_byte(tmds->i2c_bus,
2841				       tmds->slave_addr,
2842				       0x08, 0x3b);
2843		break;
2844	case DVO_SIL1178:
2845		/* sil 1178 - untested */
2846		/*
2847		 * 0x0f, 0x44
2848		 * 0x0f, 0x4c
2849		 * 0x0e, 0x01
2850		 * 0x0a, 0x80
2851		 * 0x09, 0x30
2852		 * 0x0c, 0xc9
2853		 * 0x0d, 0x70
2854		 * 0x08, 0x32
2855		 * 0x08, 0x33
2856		 */
2857		break;
2858	default:
2859		break;
2860	}
2861
2862}
2863
2864bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder)
2865{
2866	struct drm_device *dev = encoder->dev;
2867	struct radeon_device *rdev = dev->dev_private;
2868	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2869	uint16_t offset;
2870	uint8_t blocks, slave_addr, rev;
2871	uint32_t index, id;
2872	uint32_t reg, val, and_mask, or_mask;
2873	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2874
2875	if (!tmds)
2876		return false;
2877
2878	if (rdev->flags & RADEON_IS_IGP) {
2879		offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_ON_TABLE);
2880		rev = RBIOS8(offset);
2881		if (offset) {
2882			rev = RBIOS8(offset);
2883			if (rev > 1) {
2884				blocks = RBIOS8(offset + 3);
2885				index = offset + 4;
2886				while (blocks > 0) {
2887					id = RBIOS16(index);
2888					index += 2;
2889					switch (id >> 13) {
2890					case 0:
2891						reg = (id & 0x1fff) * 4;
2892						val = RBIOS32(index);
2893						index += 4;
2894						WREG32(reg, val);
2895						break;
2896					case 2:
2897						reg = (id & 0x1fff) * 4;
2898						and_mask = RBIOS32(index);
2899						index += 4;
2900						or_mask = RBIOS32(index);
2901						index += 4;
2902						val = RREG32(reg);
2903						val = (val & and_mask) | or_mask;
2904						WREG32(reg, val);
2905						break;
2906					case 3:
2907						val = RBIOS16(index);
2908						index += 2;
2909						udelay(val);
2910						break;
2911					case 4:
2912						val = RBIOS16(index);
2913						index += 2;
2914						mdelay(val);
2915						break;
2916					case 6:
2917						slave_addr = id & 0xff;
2918						slave_addr >>= 1; /* 7 bit addressing */
2919						index++;
2920						reg = RBIOS8(index);
2921						index++;
2922						val = RBIOS8(index);
2923						index++;
2924						radeon_i2c_put_byte(tmds->i2c_bus,
2925								    slave_addr,
2926								    reg, val);
2927						break;
2928					default:
2929						DRM_ERROR("Unknown id %d\n", id >> 13);
2930						break;
2931					}
2932					blocks--;
2933				}
2934				return true;
2935			}
2936		}
2937	} else {
2938		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2939		if (offset) {
2940			index = offset + 10;
2941			id = RBIOS16(index);
2942			while (id != 0xffff) {
2943				index += 2;
2944				switch (id >> 13) {
2945				case 0:
2946					reg = (id & 0x1fff) * 4;
2947					val = RBIOS32(index);
2948					WREG32(reg, val);
2949					break;
2950				case 2:
2951					reg = (id & 0x1fff) * 4;
2952					and_mask = RBIOS32(index);
2953					index += 4;
2954					or_mask = RBIOS32(index);
2955					index += 4;
2956					val = RREG32(reg);
2957					val = (val & and_mask) | or_mask;
2958					WREG32(reg, val);
2959					break;
2960				case 4:
2961					val = RBIOS16(index);
2962					index += 2;
2963					udelay(val);
2964					break;
2965				case 5:
2966					reg = id & 0x1fff;
2967					and_mask = RBIOS32(index);
2968					index += 4;
2969					or_mask = RBIOS32(index);
2970					index += 4;
2971					val = RREG32_PLL(reg);
2972					val = (val & and_mask) | or_mask;
2973					WREG32_PLL(reg, val);
2974					break;
2975				case 6:
2976					reg = id & 0x1fff;
2977					val = RBIOS8(index);
2978					index += 1;
2979					radeon_i2c_put_byte(tmds->i2c_bus,
2980							    tmds->slave_addr,
2981							    reg, val);
2982					break;
2983				default:
2984					DRM_ERROR("Unknown id %d\n", id >> 13);
2985					break;
2986				}
2987				id = RBIOS16(index);
2988			}
2989			return true;
2990		}
2991	}
2992	return false;
2993}
2994
2995static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
2996{
2997	struct radeon_device *rdev = dev->dev_private;
2998
2999	if (offset) {
3000		while (RBIOS16(offset)) {
3001			uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13);
3002			uint32_t addr = (RBIOS16(offset) & 0x1fff);
3003			uint32_t val, and_mask, or_mask;
3004			uint32_t tmp;
3005
3006			offset += 2;
3007			switch (cmd) {
3008			case 0:
3009				val = RBIOS32(offset);
3010				offset += 4;
3011				WREG32(addr, val);
3012				break;
3013			case 1:
3014				val = RBIOS32(offset);
3015				offset += 4;
3016				WREG32(addr, val);
3017				break;
3018			case 2:
3019				and_mask = RBIOS32(offset);
3020				offset += 4;
3021				or_mask = RBIOS32(offset);
3022				offset += 4;
3023				tmp = RREG32(addr);
3024				tmp &= and_mask;
3025				tmp |= or_mask;
3026				WREG32(addr, tmp);
3027				break;
3028			case 3:
3029				and_mask = RBIOS32(offset);
3030				offset += 4;
3031				or_mask = RBIOS32(offset);
3032				offset += 4;
3033				tmp = RREG32(addr);
3034				tmp &= and_mask;
3035				tmp |= or_mask;
3036				WREG32(addr, tmp);
3037				break;
3038			case 4:
3039				val = RBIOS16(offset);
3040				offset += 2;
3041				udelay(val);
3042				break;
3043			case 5:
3044				val = RBIOS16(offset);
3045				offset += 2;
3046				switch (addr) {
3047				case 8:
3048					while (val--) {
3049						if (!
3050						    (RREG32_PLL
3051						     (RADEON_CLK_PWRMGT_CNTL) &
3052						     RADEON_MC_BUSY))
3053							break;
3054					}
3055					break;
3056				case 9:
3057					while (val--) {
3058						if ((RREG32(RADEON_MC_STATUS) &
3059						     RADEON_MC_IDLE))
3060							break;
3061					}
3062					break;
3063				default:
3064					break;
3065				}
3066				break;
3067			default:
3068				break;
3069			}
3070		}
3071	}
3072}
3073
3074static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
3075{
3076	struct radeon_device *rdev = dev->dev_private;
3077
3078	if (offset) {
3079		while (RBIOS8(offset)) {
3080			uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6);
3081			uint8_t addr = (RBIOS8(offset) & 0x3f);
3082			uint32_t val, shift, tmp;
3083			uint32_t and_mask, or_mask;
3084
3085			offset++;
3086			switch (cmd) {
3087			case 0:
3088				val = RBIOS32(offset);
3089				offset += 4;
3090				WREG32_PLL(addr, val);
3091				break;
3092			case 1:
3093				shift = RBIOS8(offset) * 8;
3094				offset++;
3095				and_mask = RBIOS8(offset) << shift;
3096				and_mask |= ~(0xff << shift);
3097				offset++;
3098				or_mask = RBIOS8(offset) << shift;
3099				offset++;
3100				tmp = RREG32_PLL(addr);
3101				tmp &= and_mask;
3102				tmp |= or_mask;
3103				WREG32_PLL(addr, tmp);
3104				break;
3105			case 2:
3106			case 3:
3107				tmp = 1000;
3108				switch (addr) {
3109				case 1:
3110					udelay(150);
3111					break;
3112				case 2:
3113					mdelay(1);
3114					break;
3115				case 3:
3116					while (tmp--) {
3117						if (!
3118						    (RREG32_PLL
3119						     (RADEON_CLK_PWRMGT_CNTL) &
3120						     RADEON_MC_BUSY))
3121							break;
3122					}
3123					break;
3124				case 4:
3125					while (tmp--) {
3126						if (RREG32_PLL
3127						    (RADEON_CLK_PWRMGT_CNTL) &
3128						    RADEON_DLL_READY)
3129							break;
3130					}
3131					break;
3132				case 5:
3133					tmp =
3134					    RREG32_PLL(RADEON_CLK_PWRMGT_CNTL);
3135					if (tmp & RADEON_CG_NO1_DEBUG_0) {
3136#if 0
3137						uint32_t mclk_cntl =
3138						    RREG32_PLL
3139						    (RADEON_MCLK_CNTL);
3140						mclk_cntl &= 0xffff0000;
3141						/*mclk_cntl |= 0x00001111;*//* ??? */
3142						WREG32_PLL(RADEON_MCLK_CNTL,
3143							   mclk_cntl);
3144						mdelay(10);
3145#endif
3146						WREG32_PLL
3147						    (RADEON_CLK_PWRMGT_CNTL,
3148						     tmp &
3149						     ~RADEON_CG_NO1_DEBUG_0);
3150						mdelay(10);
3151					}
3152					break;
3153				default:
3154					break;
3155				}
3156				break;
3157			default:
3158				break;
3159			}
3160		}
3161	}
3162}
3163
3164static void combios_parse_ram_reset_table(struct drm_device *dev,
3165					  uint16_t offset)
3166{
3167	struct radeon_device *rdev = dev->dev_private;
3168	uint32_t tmp;
3169
3170	if (offset) {
3171		uint8_t val = RBIOS8(offset);
3172		while (val != 0xff) {
3173			offset++;
3174
3175			if (val == 0x0f) {
3176				uint32_t channel_complete_mask;
3177
3178				if (ASIC_IS_R300(rdev))
3179					channel_complete_mask =
3180					    R300_MEM_PWRUP_COMPLETE;
3181				else
3182					channel_complete_mask =
3183					    RADEON_MEM_PWRUP_COMPLETE;
3184				tmp = 20000;
3185				while (tmp--) {
3186					if ((RREG32(RADEON_MEM_STR_CNTL) &
3187					     channel_complete_mask) ==
3188					    channel_complete_mask)
3189						break;
3190				}
3191			} else {
3192				uint32_t or_mask = RBIOS16(offset);
3193				offset += 2;
3194
3195				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3196				tmp &= RADEON_SDRAM_MODE_MASK;
3197				tmp |= or_mask;
3198				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3199
3200				or_mask = val << 24;
3201				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3202				tmp &= RADEON_B3MEM_RESET_MASK;
3203				tmp |= or_mask;
3204				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3205			}
3206			val = RBIOS8(offset);
3207		}
3208	}
3209}
3210
3211static uint32_t combios_detect_ram(struct drm_device *dev, int ram,
3212				   int mem_addr_mapping)
3213{
3214	struct radeon_device *rdev = dev->dev_private;
3215	uint32_t mem_cntl;
3216	uint32_t mem_size;
3217	uint32_t addr = 0;
3218
3219	mem_cntl = RREG32(RADEON_MEM_CNTL);
3220	if (mem_cntl & RV100_HALF_MODE)
3221		ram /= 2;
3222	mem_size = ram;
3223	mem_cntl &= ~(0xff << 8);
3224	mem_cntl |= (mem_addr_mapping & 0xff) << 8;
3225	WREG32(RADEON_MEM_CNTL, mem_cntl);
3226	RREG32(RADEON_MEM_CNTL);
3227
3228	/* sdram reset ? */
3229
3230	/* something like this????  */
3231	while (ram--) {
3232		addr = ram * 1024 * 1024;
3233		/* write to each page */
3234		WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
3235		WREG32(RADEON_MM_DATA, 0xdeadbeef);
3236		/* read back and verify */
3237		WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
3238		if (RREG32(RADEON_MM_DATA) != 0xdeadbeef)
3239			return 0;
3240	}
3241
3242	return mem_size;
3243}
3244
3245static void combios_write_ram_size(struct drm_device *dev)
3246{
3247	struct radeon_device *rdev = dev->dev_private;
3248	uint8_t rev;
3249	uint16_t offset;
3250	uint32_t mem_size = 0;
3251	uint32_t mem_cntl = 0;
3252
3253	/* should do something smarter here I guess... */
3254	if (rdev->flags & RADEON_IS_IGP)
3255		return;
3256
3257	/* first check detected mem table */
3258	offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE);
3259	if (offset) {
3260		rev = RBIOS8(offset);
3261		if (rev < 3) {
3262			mem_cntl = RBIOS32(offset + 1);
3263			mem_size = RBIOS16(offset + 5);
3264			if ((rdev->family < CHIP_R200) &&
3265			    !ASIC_IS_RN50(rdev))
3266				WREG32(RADEON_MEM_CNTL, mem_cntl);
3267		}
3268	}
3269
3270	if (!mem_size) {
3271		offset =
3272		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
3273		if (offset) {
3274			rev = RBIOS8(offset - 1);
3275			if (rev < 1) {
3276				if ((rdev->family < CHIP_R200)
3277				    && !ASIC_IS_RN50(rdev)) {
3278					int ram = 0;
3279					int mem_addr_mapping = 0;
3280
3281					while (RBIOS8(offset)) {
3282						ram = RBIOS8(offset);
3283						mem_addr_mapping =
3284						    RBIOS8(offset + 1);
3285						if (mem_addr_mapping != 0x25)
3286							ram *= 2;
3287						mem_size =
3288						    combios_detect_ram(dev, ram,
3289								       mem_addr_mapping);
3290						if (mem_size)
3291							break;
3292						offset += 2;
3293					}
3294				} else
3295					mem_size = RBIOS8(offset);
3296			} else {
3297				mem_size = RBIOS8(offset);
3298				mem_size *= 2;	/* convert to MB */
3299			}
3300		}
3301	}
3302
3303	mem_size *= (1024 * 1024);	/* convert to bytes */
3304	WREG32(RADEON_CONFIG_MEMSIZE, mem_size);
3305}
3306
3307void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable)
3308{
3309	uint16_t dyn_clk_info =
3310	    combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3311
3312	if (dyn_clk_info)
3313		combios_parse_pll_table(dev, dyn_clk_info);
3314}
3315
3316void radeon_combios_asic_init(struct drm_device *dev)
3317{
3318	struct radeon_device *rdev = dev->dev_private;
3319	uint16_t table;
3320
3321	/* port hardcoded mac stuff from radeonfb */
3322	if (rdev->bios == NULL)
3323		return;
3324
3325	/* ASIC INIT 1 */
3326	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
3327	if (table)
3328		combios_parse_mmio_table(dev, table);
3329
3330	/* PLL INIT */
3331	table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
3332	if (table)
3333		combios_parse_pll_table(dev, table);
3334
3335	/* ASIC INIT 2 */
3336	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
3337	if (table)
3338		combios_parse_mmio_table(dev, table);
3339
3340	if (!(rdev->flags & RADEON_IS_IGP)) {
3341		/* ASIC INIT 4 */
3342		table =
3343		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
3344		if (table)
3345			combios_parse_mmio_table(dev, table);
3346
3347		/* RAM RESET */
3348		table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
3349		if (table)
3350			combios_parse_ram_reset_table(dev, table);
3351
3352		/* ASIC INIT 3 */
3353		table =
3354		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
3355		if (table)
3356			combios_parse_mmio_table(dev, table);
3357
3358		/* write CONFIG_MEMSIZE */
3359		combios_write_ram_size(dev);
3360	}
3361
3362	/* quirk for rs4xx HP nx6125 laptop to make it resume
3363	 * - it hangs on resume inside the dynclk 1 table.
3364	 */
3365	if (rdev->family == CHIP_RS480 &&
3366	    rdev->pdev->subsystem_vendor == 0x103c &&
3367	    rdev->pdev->subsystem_device == 0x308b)
3368		return;
3369
3370	/* quirk for rs4xx HP dv5000 laptop to make it resume
3371	 * - it hangs on resume inside the dynclk 1 table.
3372	 */
3373	if (rdev->family == CHIP_RS480 &&
3374	    rdev->pdev->subsystem_vendor == 0x103c &&
3375	    rdev->pdev->subsystem_device == 0x30a4)
3376		return;
3377
3378	/* quirk for rs4xx Compaq Presario V5245EU laptop to make it resume
3379	 * - it hangs on resume inside the dynclk 1 table.
3380	 */
3381	if (rdev->family == CHIP_RS480 &&
3382	    rdev->pdev->subsystem_vendor == 0x103c &&
3383	    rdev->pdev->subsystem_device == 0x30ae)
3384		return;
3385
3386	/* DYN CLK 1 */
3387	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3388	if (table)
3389		combios_parse_pll_table(dev, table);
3390
3391}
3392
3393void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
3394{
3395	struct radeon_device *rdev = dev->dev_private;
3396	uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
3397
3398	bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
3399	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3400	bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH);
3401
3402	/* let the bios control the backlight */
3403	bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
3404
3405	/* tell the bios not to handle mode switching */
3406	bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
3407			   RADEON_ACC_MODE_CHANGE);
3408
3409	/* tell the bios a driver is loaded */
3410	bios_7_scratch |= RADEON_DRV_LOADED;
3411
3412	WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
3413	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3414	WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
3415}
3416
3417void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
3418{
3419	struct drm_device *dev = encoder->dev;
3420	struct radeon_device *rdev = dev->dev_private;
3421	uint32_t bios_6_scratch;
3422
3423	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3424
3425	if (lock)
3426		bios_6_scratch |= RADEON_DRIVER_CRITICAL;
3427	else
3428		bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
3429
3430	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3431}
3432
3433void
3434radeon_combios_connected_scratch_regs(struct drm_connector *connector,
3435				      struct drm_encoder *encoder,
3436				      bool connected)
3437{
3438	struct drm_device *dev = connector->dev;
3439	struct radeon_device *rdev = dev->dev_private;
3440	struct radeon_connector *radeon_connector =
3441	    to_radeon_connector(connector);
3442	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3443	uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
3444	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3445
3446	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
3447	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
3448		if (connected) {
3449			DRM_DEBUG_KMS("TV1 connected\n");
3450			/* fix me */
3451			bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO;
3452			/*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
3453			bios_5_scratch |= RADEON_TV1_ON;
3454			bios_5_scratch |= RADEON_ACC_REQ_TV1;
3455		} else {
3456			DRM_DEBUG_KMS("TV1 disconnected\n");
3457			bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK;
3458			bios_5_scratch &= ~RADEON_TV1_ON;
3459			bios_5_scratch &= ~RADEON_ACC_REQ_TV1;
3460		}
3461	}
3462	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
3463	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
3464		if (connected) {
3465			DRM_DEBUG_KMS("LCD1 connected\n");
3466			bios_4_scratch |= RADEON_LCD1_ATTACHED;
3467			bios_5_scratch |= RADEON_LCD1_ON;
3468			bios_5_scratch |= RADEON_ACC_REQ_LCD1;
3469		} else {
3470			DRM_DEBUG_KMS("LCD1 disconnected\n");
3471			bios_4_scratch &= ~RADEON_LCD1_ATTACHED;
3472			bios_5_scratch &= ~RADEON_LCD1_ON;
3473			bios_5_scratch &= ~RADEON_ACC_REQ_LCD1;
3474		}
3475	}
3476	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
3477	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
3478		if (connected) {
3479			DRM_DEBUG_KMS("CRT1 connected\n");
3480			bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR;
3481			bios_5_scratch |= RADEON_CRT1_ON;
3482			bios_5_scratch |= RADEON_ACC_REQ_CRT1;
3483		} else {
3484			DRM_DEBUG_KMS("CRT1 disconnected\n");
3485			bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK;
3486			bios_5_scratch &= ~RADEON_CRT1_ON;
3487			bios_5_scratch &= ~RADEON_ACC_REQ_CRT1;
3488		}
3489	}
3490	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
3491	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
3492		if (connected) {
3493			DRM_DEBUG_KMS("CRT2 connected\n");
3494			bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR;
3495			bios_5_scratch |= RADEON_CRT2_ON;
3496			bios_5_scratch |= RADEON_ACC_REQ_CRT2;
3497		} else {
3498			DRM_DEBUG_KMS("CRT2 disconnected\n");
3499			bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK;
3500			bios_5_scratch &= ~RADEON_CRT2_ON;
3501			bios_5_scratch &= ~RADEON_ACC_REQ_CRT2;
3502		}
3503	}
3504	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
3505	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
3506		if (connected) {
3507			DRM_DEBUG_KMS("DFP1 connected\n");
3508			bios_4_scratch |= RADEON_DFP1_ATTACHED;
3509			bios_5_scratch |= RADEON_DFP1_ON;
3510			bios_5_scratch |= RADEON_ACC_REQ_DFP1;
3511		} else {
3512			DRM_DEBUG_KMS("DFP1 disconnected\n");
3513			bios_4_scratch &= ~RADEON_DFP1_ATTACHED;
3514			bios_5_scratch &= ~RADEON_DFP1_ON;
3515			bios_5_scratch &= ~RADEON_ACC_REQ_DFP1;
3516		}
3517	}
3518	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
3519	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
3520		if (connected) {
3521			DRM_DEBUG_KMS("DFP2 connected\n");
3522			bios_4_scratch |= RADEON_DFP2_ATTACHED;
3523			bios_5_scratch |= RADEON_DFP2_ON;
3524			bios_5_scratch |= RADEON_ACC_REQ_DFP2;
3525		} else {
3526			DRM_DEBUG_KMS("DFP2 disconnected\n");
3527			bios_4_scratch &= ~RADEON_DFP2_ATTACHED;
3528			bios_5_scratch &= ~RADEON_DFP2_ON;
3529			bios_5_scratch &= ~RADEON_ACC_REQ_DFP2;
3530		}
3531	}
3532	WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);
3533	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3534}
3535
3536void
3537radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
3538{
3539	struct drm_device *dev = encoder->dev;
3540	struct radeon_device *rdev = dev->dev_private;
3541	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3542	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3543
3544	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
3545		bios_5_scratch &= ~RADEON_TV1_CRTC_MASK;
3546		bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT);
3547	}
3548	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
3549		bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK;
3550		bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT);
3551	}
3552	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
3553		bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK;
3554		bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT);
3555	}
3556	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
3557		bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK;
3558		bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT);
3559	}
3560	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
3561		bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK;
3562		bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT);
3563	}
3564	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
3565		bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK;
3566		bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT);
3567	}
3568	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3569}
3570
3571void
3572radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
3573{
3574	struct drm_device *dev = encoder->dev;
3575	struct radeon_device *rdev = dev->dev_private;
3576	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3577	uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3578
3579	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
3580		if (on)
3581			bios_6_scratch |= RADEON_TV_DPMS_ON;
3582		else
3583			bios_6_scratch &= ~RADEON_TV_DPMS_ON;
3584	}
3585	if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3586		if (on)
3587			bios_6_scratch |= RADEON_CRT_DPMS_ON;
3588		else
3589			bios_6_scratch &= ~RADEON_CRT_DPMS_ON;
3590	}
3591	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3592		if (on)
3593			bios_6_scratch |= RADEON_LCD_DPMS_ON;
3594		else
3595			bios_6_scratch &= ~RADEON_LCD_DPMS_ON;
3596	}
3597	if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
3598		if (on)
3599			bios_6_scratch |= RADEON_DFP_DPMS_ON;
3600		else
3601			bios_6_scratch &= ~RADEON_DFP_DPMS_ON;
3602	}
3603	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3604}