2 * Copyright 2004 ATI Technologies Inc., Markham, Ontario
3 * Copyright 2007-8 Advanced Micro Devices, Inc.
4 * Copyright 2008 Red Hat Inc.
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
24 * Authors: Dave Airlie
28 #include "radeon_drm.h"
32 #ifdef CONFIG_PPC_PMAC
33 /* not sure which of these are needed */
34 #include <asm/machdep.h>
35 #include <asm/pmac_feature.h>
37 #include <asm/pci-bridge.h>
38 #endif /* CONFIG_PPC_PMAC */
40 /* from radeon_encoder.c */
42 radeon_get_encoder_id(struct drm_device
*dev
, uint32_t supported_device
,
44 extern void radeon_link_encoder_connector(struct drm_device
*dev
);
46 /* from radeon_connector.c */
48 radeon_add_legacy_connector(struct drm_device
*dev
,
49 uint32_t connector_id
,
50 uint32_t supported_device
,
52 struct radeon_i2c_bus_rec
*i2c_bus
);
54 /* from radeon_legacy_encoder.c */
56 radeon_add_legacy_encoder(struct drm_device
*dev
, uint32_t encoder_id
,
57 uint32_t supported_device
);
59 /* old legacy ATI BIOS routines */
61 /* COMBIOS table offsets */
62 enum radeon_combios_table_offset
{
63 /* absolute offset tables */
64 COMBIOS_ASIC_INIT_1_TABLE
,
65 COMBIOS_BIOS_SUPPORT_TABLE
,
66 COMBIOS_DAC_PROGRAMMING_TABLE
,
67 COMBIOS_MAX_COLOR_DEPTH_TABLE
,
68 COMBIOS_CRTC_INFO_TABLE
,
69 COMBIOS_PLL_INFO_TABLE
,
70 COMBIOS_TV_INFO_TABLE
,
71 COMBIOS_DFP_INFO_TABLE
,
72 COMBIOS_HW_CONFIG_INFO_TABLE
,
73 COMBIOS_MULTIMEDIA_INFO_TABLE
,
74 COMBIOS_TV_STD_PATCH_TABLE
,
75 COMBIOS_LCD_INFO_TABLE
,
76 COMBIOS_MOBILE_INFO_TABLE
,
77 COMBIOS_PLL_INIT_TABLE
,
78 COMBIOS_MEM_CONFIG_TABLE
,
79 COMBIOS_SAVE_MASK_TABLE
,
80 COMBIOS_HARDCODED_EDID_TABLE
,
81 COMBIOS_ASIC_INIT_2_TABLE
,
82 COMBIOS_CONNECTOR_INFO_TABLE
,
83 COMBIOS_DYN_CLK_1_TABLE
,
84 COMBIOS_RESERVED_MEM_TABLE
,
85 COMBIOS_EXT_TMDS_INFO_TABLE
,
86 COMBIOS_MEM_CLK_INFO_TABLE
,
87 COMBIOS_EXT_DAC_INFO_TABLE
,
88 COMBIOS_MISC_INFO_TABLE
,
89 COMBIOS_CRT_INFO_TABLE
,
90 COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE
,
91 COMBIOS_COMPONENT_VIDEO_INFO_TABLE
,
92 COMBIOS_FAN_SPEED_INFO_TABLE
,
93 COMBIOS_OVERDRIVE_INFO_TABLE
,
94 COMBIOS_OEM_INFO_TABLE
,
95 COMBIOS_DYN_CLK_2_TABLE
,
96 COMBIOS_POWER_CONNECTOR_INFO_TABLE
,
97 COMBIOS_I2C_INFO_TABLE
,
98 /* relative offset tables */
99 COMBIOS_ASIC_INIT_3_TABLE
, /* offset from misc info */
100 COMBIOS_ASIC_INIT_4_TABLE
, /* offset from misc info */
101 COMBIOS_DETECTED_MEM_TABLE
, /* offset from misc info */
102 COMBIOS_ASIC_INIT_5_TABLE
, /* offset from misc info */
103 COMBIOS_RAM_RESET_TABLE
, /* offset from mem config */
104 COMBIOS_POWERPLAY_INFO_TABLE
, /* offset from mobile info */
105 COMBIOS_GPIO_INFO_TABLE
, /* offset from mobile info */
106 COMBIOS_LCD_DDC_INFO_TABLE
, /* offset from mobile info */
107 COMBIOS_TMDS_POWER_TABLE
, /* offset from mobile info */
108 COMBIOS_TMDS_POWER_ON_TABLE
, /* offset from tmds power */
109 COMBIOS_TMDS_POWER_OFF_TABLE
, /* offset from tmds power */
112 enum radeon_combios_ddc
{
122 enum radeon_combios_connector
{
123 CONNECTOR_NONE_LEGACY
,
124 CONNECTOR_PROPRIETARY_LEGACY
,
125 CONNECTOR_CRT_LEGACY
,
126 CONNECTOR_DVI_I_LEGACY
,
127 CONNECTOR_DVI_D_LEGACY
,
128 CONNECTOR_CTV_LEGACY
,
129 CONNECTOR_STV_LEGACY
,
130 CONNECTOR_UNSUPPORTED_LEGACY
133 const int legacy_connector_convert
[] = {
134 DRM_MODE_CONNECTOR_Unknown
,
135 DRM_MODE_CONNECTOR_DVID
,
136 DRM_MODE_CONNECTOR_VGA
,
137 DRM_MODE_CONNECTOR_DVII
,
138 DRM_MODE_CONNECTOR_DVID
,
139 DRM_MODE_CONNECTOR_Composite
,
140 DRM_MODE_CONNECTOR_SVIDEO
,
141 DRM_MODE_CONNECTOR_Unknown
,
144 static uint16_t combios_get_table_offset(struct drm_device
*dev
,
145 enum radeon_combios_table_offset table
)
147 struct radeon_device
*rdev
= dev
->dev_private
;
149 uint16_t offset
= 0, check_offset
;
152 /* absolute offset tables */
153 case COMBIOS_ASIC_INIT_1_TABLE
:
154 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0xc);
156 offset
= check_offset
;
158 case COMBIOS_BIOS_SUPPORT_TABLE
:
159 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x14);
161 offset
= check_offset
;
163 case COMBIOS_DAC_PROGRAMMING_TABLE
:
164 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x2a);
166 offset
= check_offset
;
168 case COMBIOS_MAX_COLOR_DEPTH_TABLE
:
169 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x2c);
171 offset
= check_offset
;
173 case COMBIOS_CRTC_INFO_TABLE
:
174 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x2e);
176 offset
= check_offset
;
178 case COMBIOS_PLL_INFO_TABLE
:
179 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x30);
181 offset
= check_offset
;
183 case COMBIOS_TV_INFO_TABLE
:
184 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x32);
186 offset
= check_offset
;
188 case COMBIOS_DFP_INFO_TABLE
:
189 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x34);
191 offset
= check_offset
;
193 case COMBIOS_HW_CONFIG_INFO_TABLE
:
194 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x36);
196 offset
= check_offset
;
198 case COMBIOS_MULTIMEDIA_INFO_TABLE
:
199 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x38);
201 offset
= check_offset
;
203 case COMBIOS_TV_STD_PATCH_TABLE
:
204 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x3e);
206 offset
= check_offset
;
208 case COMBIOS_LCD_INFO_TABLE
:
209 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x40);
211 offset
= check_offset
;
213 case COMBIOS_MOBILE_INFO_TABLE
:
214 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x42);
216 offset
= check_offset
;
218 case COMBIOS_PLL_INIT_TABLE
:
219 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x46);
221 offset
= check_offset
;
223 case COMBIOS_MEM_CONFIG_TABLE
:
224 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x48);
226 offset
= check_offset
;
228 case COMBIOS_SAVE_MASK_TABLE
:
229 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x4a);
231 offset
= check_offset
;
233 case COMBIOS_HARDCODED_EDID_TABLE
:
234 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x4c);
236 offset
= check_offset
;
238 case COMBIOS_ASIC_INIT_2_TABLE
:
239 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x4e);
241 offset
= check_offset
;
243 case COMBIOS_CONNECTOR_INFO_TABLE
:
244 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x50);
246 offset
= check_offset
;
248 case COMBIOS_DYN_CLK_1_TABLE
:
249 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x52);
251 offset
= check_offset
;
253 case COMBIOS_RESERVED_MEM_TABLE
:
254 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x54);
256 offset
= check_offset
;
258 case COMBIOS_EXT_TMDS_INFO_TABLE
:
259 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x58);
261 offset
= check_offset
;
263 case COMBIOS_MEM_CLK_INFO_TABLE
:
264 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x5a);
266 offset
= check_offset
;
268 case COMBIOS_EXT_DAC_INFO_TABLE
:
269 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x5c);
271 offset
= check_offset
;
273 case COMBIOS_MISC_INFO_TABLE
:
274 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x5e);
276 offset
= check_offset
;
278 case COMBIOS_CRT_INFO_TABLE
:
279 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x60);
281 offset
= check_offset
;
283 case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE
:
284 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x62);
286 offset
= check_offset
;
288 case COMBIOS_COMPONENT_VIDEO_INFO_TABLE
:
289 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x64);
291 offset
= check_offset
;
293 case COMBIOS_FAN_SPEED_INFO_TABLE
:
294 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x66);
296 offset
= check_offset
;
298 case COMBIOS_OVERDRIVE_INFO_TABLE
:
299 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x68);
301 offset
= check_offset
;
303 case COMBIOS_OEM_INFO_TABLE
:
304 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x6a);
306 offset
= check_offset
;
308 case COMBIOS_DYN_CLK_2_TABLE
:
309 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x6c);
311 offset
= check_offset
;
313 case COMBIOS_POWER_CONNECTOR_INFO_TABLE
:
314 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x6e);
316 offset
= check_offset
;
318 case COMBIOS_I2C_INFO_TABLE
:
319 check_offset
= RBIOS16(rdev
->bios_header_start
+ 0x70);
321 offset
= check_offset
;
323 /* relative offset tables */
324 case COMBIOS_ASIC_INIT_3_TABLE
: /* offset from misc info */
326 combios_get_table_offset(dev
, COMBIOS_MISC_INFO_TABLE
);
328 rev
= RBIOS8(check_offset
);
330 check_offset
= RBIOS16(check_offset
+ 0x3);
332 offset
= check_offset
;
336 case COMBIOS_ASIC_INIT_4_TABLE
: /* offset from misc info */
338 combios_get_table_offset(dev
, COMBIOS_MISC_INFO_TABLE
);
340 rev
= RBIOS8(check_offset
);
342 check_offset
= RBIOS16(check_offset
+ 0x5);
344 offset
= check_offset
;
348 case COMBIOS_DETECTED_MEM_TABLE
: /* offset from misc info */
350 combios_get_table_offset(dev
, COMBIOS_MISC_INFO_TABLE
);
352 rev
= RBIOS8(check_offset
);
354 check_offset
= RBIOS16(check_offset
+ 0x7);
356 offset
= check_offset
;
360 case COMBIOS_ASIC_INIT_5_TABLE
: /* offset from misc info */
362 combios_get_table_offset(dev
, COMBIOS_MISC_INFO_TABLE
);
364 rev
= RBIOS8(check_offset
);
366 check_offset
= RBIOS16(check_offset
+ 0x9);
368 offset
= check_offset
;
372 case COMBIOS_RAM_RESET_TABLE
: /* offset from mem config */
374 combios_get_table_offset(dev
, COMBIOS_MEM_CONFIG_TABLE
);
376 while (RBIOS8(check_offset
++));
379 offset
= check_offset
;
382 case COMBIOS_POWERPLAY_INFO_TABLE
: /* offset from mobile info */
384 combios_get_table_offset(dev
, COMBIOS_MOBILE_INFO_TABLE
);
386 check_offset
= RBIOS16(check_offset
+ 0x11);
388 offset
= check_offset
;
391 case COMBIOS_GPIO_INFO_TABLE
: /* offset from mobile info */
393 combios_get_table_offset(dev
, COMBIOS_MOBILE_INFO_TABLE
);
395 check_offset
= RBIOS16(check_offset
+ 0x13);
397 offset
= check_offset
;
400 case COMBIOS_LCD_DDC_INFO_TABLE
: /* offset from mobile info */
402 combios_get_table_offset(dev
, COMBIOS_MOBILE_INFO_TABLE
);
404 check_offset
= RBIOS16(check_offset
+ 0x15);
406 offset
= check_offset
;
409 case COMBIOS_TMDS_POWER_TABLE
: /* offset from mobile info */
411 combios_get_table_offset(dev
, COMBIOS_MOBILE_INFO_TABLE
);
413 check_offset
= RBIOS16(check_offset
+ 0x17);
415 offset
= check_offset
;
418 case COMBIOS_TMDS_POWER_ON_TABLE
: /* offset from tmds power */
420 combios_get_table_offset(dev
, COMBIOS_TMDS_POWER_TABLE
);
422 check_offset
= RBIOS16(check_offset
+ 0x2);
424 offset
= check_offset
;
427 case COMBIOS_TMDS_POWER_OFF_TABLE
: /* offset from tmds power */
429 combios_get_table_offset(dev
, COMBIOS_TMDS_POWER_TABLE
);
431 check_offset
= RBIOS16(check_offset
+ 0x4);
433 offset
= check_offset
;
444 struct radeon_i2c_bus_rec
combios_setup_i2c_bus(int ddc_line
)
446 struct radeon_i2c_bus_rec i2c
;
448 i2c
.mask_clk_mask
= RADEON_GPIO_EN_1
;
449 i2c
.mask_data_mask
= RADEON_GPIO_EN_0
;
450 i2c
.a_clk_mask
= RADEON_GPIO_A_1
;
451 i2c
.a_data_mask
= RADEON_GPIO_A_0
;
452 i2c
.put_clk_mask
= RADEON_GPIO_EN_1
;
453 i2c
.put_data_mask
= RADEON_GPIO_EN_0
;
454 i2c
.get_clk_mask
= RADEON_GPIO_Y_1
;
455 i2c
.get_data_mask
= RADEON_GPIO_Y_0
;
456 if ((ddc_line
== RADEON_LCD_GPIO_MASK
) ||
457 (ddc_line
== RADEON_MDGPIO_EN_REG
)) {
458 i2c
.mask_clk_reg
= ddc_line
;
459 i2c
.mask_data_reg
= ddc_line
;
460 i2c
.a_clk_reg
= ddc_line
;
461 i2c
.a_data_reg
= ddc_line
;
462 i2c
.put_clk_reg
= ddc_line
;
463 i2c
.put_data_reg
= ddc_line
;
464 i2c
.get_clk_reg
= ddc_line
+ 4;
465 i2c
.get_data_reg
= ddc_line
+ 4;
467 i2c
.mask_clk_reg
= ddc_line
;
468 i2c
.mask_data_reg
= ddc_line
;
469 i2c
.a_clk_reg
= ddc_line
;
470 i2c
.a_data_reg
= ddc_line
;
471 i2c
.put_clk_reg
= ddc_line
;
472 i2c
.put_data_reg
= ddc_line
;
473 i2c
.get_clk_reg
= ddc_line
;
474 i2c
.get_data_reg
= ddc_line
;
485 bool radeon_combios_get_clock_info(struct drm_device
*dev
)
487 struct radeon_device
*rdev
= dev
->dev_private
;
489 struct radeon_pll
*p1pll
= &rdev
->clock
.p1pll
;
490 struct radeon_pll
*p2pll
= &rdev
->clock
.p2pll
;
491 struct radeon_pll
*spll
= &rdev
->clock
.spll
;
492 struct radeon_pll
*mpll
= &rdev
->clock
.mpll
;
496 if (rdev
->bios
== NULL
)
499 pll_info
= combios_get_table_offset(dev
, COMBIOS_PLL_INFO_TABLE
);
501 rev
= RBIOS8(pll_info
);
504 p1pll
->reference_freq
= RBIOS16(pll_info
+ 0xe);
505 p1pll
->reference_div
= RBIOS16(pll_info
+ 0x10);
506 p1pll
->pll_out_min
= RBIOS32(pll_info
+ 0x12);
507 p1pll
->pll_out_max
= RBIOS32(pll_info
+ 0x16);
510 p1pll
->pll_in_min
= RBIOS32(pll_info
+ 0x36);
511 p1pll
->pll_in_max
= RBIOS32(pll_info
+ 0x3a);
513 p1pll
->pll_in_min
= 40;
514 p1pll
->pll_in_max
= 500;
519 spll
->reference_freq
= RBIOS16(pll_info
+ 0x1a);
520 spll
->reference_div
= RBIOS16(pll_info
+ 0x1c);
521 spll
->pll_out_min
= RBIOS32(pll_info
+ 0x1e);
522 spll
->pll_out_max
= RBIOS32(pll_info
+ 0x22);
525 spll
->pll_in_min
= RBIOS32(pll_info
+ 0x48);
526 spll
->pll_in_max
= RBIOS32(pll_info
+ 0x4c);
529 spll
->pll_in_min
= 40;
530 spll
->pll_in_max
= 500;
534 mpll
->reference_freq
= RBIOS16(pll_info
+ 0x26);
535 mpll
->reference_div
= RBIOS16(pll_info
+ 0x28);
536 mpll
->pll_out_min
= RBIOS32(pll_info
+ 0x2a);
537 mpll
->pll_out_max
= RBIOS32(pll_info
+ 0x2e);
540 mpll
->pll_in_min
= RBIOS32(pll_info
+ 0x5a);
541 mpll
->pll_in_max
= RBIOS32(pll_info
+ 0x5e);
544 mpll
->pll_in_min
= 40;
545 mpll
->pll_in_max
= 500;
548 /* default sclk/mclk */
549 sclk
= RBIOS16(pll_info
+ 0xa);
550 mclk
= RBIOS16(pll_info
+ 0x8);
556 rdev
->clock
.default_sclk
= sclk
;
557 rdev
->clock
.default_mclk
= mclk
;
564 struct radeon_encoder_primary_dac
*radeon_combios_get_primary_dac_info(struct
568 struct drm_device
*dev
= encoder
->base
.dev
;
569 struct radeon_device
*rdev
= dev
->dev_private
;
571 uint8_t rev
, bg
, dac
;
572 struct radeon_encoder_primary_dac
*p_dac
= NULL
;
574 if (rdev
->bios
== NULL
)
577 /* check CRT table */
578 dac_info
= combios_get_table_offset(dev
, COMBIOS_CRT_INFO_TABLE
);
581 kzalloc(sizeof(struct radeon_encoder_primary_dac
),
587 rev
= RBIOS8(dac_info
) & 0x3;
589 bg
= RBIOS8(dac_info
+ 0x2) & 0xf;
590 dac
= (RBIOS8(dac_info
+ 0x2) >> 4) & 0xf;
591 p_dac
->ps2_pdac_adj
= (bg
<< 8) | (dac
);
593 bg
= RBIOS8(dac_info
+ 0x2) & 0xf;
594 dac
= RBIOS8(dac_info
+ 0x3) & 0xf;
595 p_dac
->ps2_pdac_adj
= (bg
<< 8) | (dac
);
603 static enum radeon_tv_std
604 radeon_combios_get_tv_info(struct radeon_encoder
*encoder
)
606 struct drm_device
*dev
= encoder
->base
.dev
;
607 struct radeon_device
*rdev
= dev
->dev_private
;
609 enum radeon_tv_std tv_std
= TV_STD_NTSC
;
611 tv_info
= combios_get_table_offset(dev
, COMBIOS_TV_INFO_TABLE
);
613 if (RBIOS8(tv_info
+ 6) == 'T') {
614 switch (RBIOS8(tv_info
+ 7) & 0xf) {
616 tv_std
= TV_STD_NTSC
;
617 DRM_INFO("Default TV standard: NTSC\n");
621 DRM_INFO("Default TV standard: PAL\n");
624 tv_std
= TV_STD_PAL_M
;
625 DRM_INFO("Default TV standard: PAL-M\n");
628 tv_std
= TV_STD_PAL_60
;
629 DRM_INFO("Default TV standard: PAL-60\n");
632 tv_std
= TV_STD_NTSC_J
;
633 DRM_INFO("Default TV standard: NTSC-J\n");
636 tv_std
= TV_STD_SCART_PAL
;
637 DRM_INFO("Default TV standard: SCART-PAL\n");
640 tv_std
= TV_STD_NTSC
;
642 ("Unknown TV standard; defaulting to NTSC\n");
646 switch ((RBIOS8(tv_info
+ 9) >> 2) & 0x3) {
648 DRM_INFO("29.498928713 MHz TV ref clk\n");
651 DRM_INFO("28.636360000 MHz TV ref clk\n");
654 DRM_INFO("14.318180000 MHz TV ref clk\n");
657 DRM_INFO("27.000000000 MHz TV ref clk\n");
667 static const uint32_t default_tvdac_adj
[CHIP_LAST
] = {
668 0x00000000, /* r100 */
669 0x00280000, /* rv100 */
670 0x00000000, /* rs100 */
671 0x00880000, /* rv200 */
672 0x00000000, /* rs200 */
673 0x00000000, /* r200 */
674 0x00770000, /* rv250 */
675 0x00290000, /* rs300 */
676 0x00560000, /* rv280 */
677 0x00780000, /* r300 */
678 0x00770000, /* r350 */
679 0x00780000, /* rv350 */
680 0x00780000, /* rv380 */
681 0x01080000, /* r420 */
682 0x01080000, /* r423 */
683 0x01080000, /* rv410 */
684 0x00780000, /* rs400 */
685 0x00780000, /* rs480 */
688 static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device
*rdev
,
689 struct radeon_encoder_tv_dac
*tv_dac
)
691 tv_dac
->ps2_tvdac_adj
= default_tvdac_adj
[rdev
->family
];
692 if ((rdev
->flags
& RADEON_IS_MOBILITY
) && (rdev
->family
== CHIP_RV250
))
693 tv_dac
->ps2_tvdac_adj
= 0x00880000;
694 tv_dac
->pal_tvdac_adj
= tv_dac
->ps2_tvdac_adj
;
695 tv_dac
->ntsc_tvdac_adj
= tv_dac
->ps2_tvdac_adj
;
699 struct radeon_encoder_tv_dac
*radeon_combios_get_tv_dac_info(struct
703 struct drm_device
*dev
= encoder
->base
.dev
;
704 struct radeon_device
*rdev
= dev
->dev_private
;
706 uint8_t rev
, bg
, dac
;
707 struct radeon_encoder_tv_dac
*tv_dac
= NULL
;
710 tv_dac
= kzalloc(sizeof(struct radeon_encoder_tv_dac
), GFP_KERNEL
);
714 if (rdev
->bios
== NULL
)
717 /* first check TV table */
718 dac_info
= combios_get_table_offset(dev
, COMBIOS_TV_INFO_TABLE
);
720 rev
= RBIOS8(dac_info
+ 0x3);
722 bg
= RBIOS8(dac_info
+ 0xc) & 0xf;
723 dac
= RBIOS8(dac_info
+ 0xd) & 0xf;
724 tv_dac
->ps2_tvdac_adj
= (bg
<< 16) | (dac
<< 20);
726 bg
= RBIOS8(dac_info
+ 0xe) & 0xf;
727 dac
= RBIOS8(dac_info
+ 0xf) & 0xf;
728 tv_dac
->pal_tvdac_adj
= (bg
<< 16) | (dac
<< 20);
730 bg
= RBIOS8(dac_info
+ 0x10) & 0xf;
731 dac
= RBIOS8(dac_info
+ 0x11) & 0xf;
732 tv_dac
->ntsc_tvdac_adj
= (bg
<< 16) | (dac
<< 20);
734 } else if (rev
> 1) {
735 bg
= RBIOS8(dac_info
+ 0xc) & 0xf;
736 dac
= (RBIOS8(dac_info
+ 0xc) >> 4) & 0xf;
737 tv_dac
->ps2_tvdac_adj
= (bg
<< 16) | (dac
<< 20);
739 bg
= RBIOS8(dac_info
+ 0xd) & 0xf;
740 dac
= (RBIOS8(dac_info
+ 0xd) >> 4) & 0xf;
741 tv_dac
->pal_tvdac_adj
= (bg
<< 16) | (dac
<< 20);
743 bg
= RBIOS8(dac_info
+ 0xe) & 0xf;
744 dac
= (RBIOS8(dac_info
+ 0xe) >> 4) & 0xf;
745 tv_dac
->ntsc_tvdac_adj
= (bg
<< 16) | (dac
<< 20);
748 tv_dac
->tv_std
= radeon_combios_get_tv_info(encoder
);
751 /* then check CRT table */
753 combios_get_table_offset(dev
, COMBIOS_CRT_INFO_TABLE
);
755 rev
= RBIOS8(dac_info
) & 0x3;
757 bg
= RBIOS8(dac_info
+ 0x3) & 0xf;
758 dac
= (RBIOS8(dac_info
+ 0x3) >> 4) & 0xf;
759 tv_dac
->ps2_tvdac_adj
=
760 (bg
<< 16) | (dac
<< 20);
761 tv_dac
->pal_tvdac_adj
= tv_dac
->ps2_tvdac_adj
;
762 tv_dac
->ntsc_tvdac_adj
= tv_dac
->ps2_tvdac_adj
;
765 bg
= RBIOS8(dac_info
+ 0x4) & 0xf;
766 dac
= RBIOS8(dac_info
+ 0x5) & 0xf;
767 tv_dac
->ps2_tvdac_adj
=
768 (bg
<< 16) | (dac
<< 20);
769 tv_dac
->pal_tvdac_adj
= tv_dac
->ps2_tvdac_adj
;
770 tv_dac
->ntsc_tvdac_adj
= tv_dac
->ps2_tvdac_adj
;
774 DRM_INFO("No TV DAC info found in BIOS\n");
779 if (!found
) /* fallback to defaults */
780 radeon_legacy_get_tv_dac_info_from_table(rdev
, tv_dac
);
785 static struct radeon_encoder_lvds
*radeon_legacy_get_lvds_info_from_regs(struct
789 struct radeon_encoder_lvds
*lvds
= NULL
;
790 uint32_t fp_vert_stretch
, fp_horz_stretch
;
791 uint32_t ppll_div_sel
, ppll_val
;
792 uint32_t lvds_ss_gen_cntl
= RREG32(RADEON_LVDS_SS_GEN_CNTL
);
794 lvds
= kzalloc(sizeof(struct radeon_encoder_lvds
), GFP_KERNEL
);
799 fp_vert_stretch
= RREG32(RADEON_FP_VERT_STRETCH
);
800 fp_horz_stretch
= RREG32(RADEON_FP_HORZ_STRETCH
);
802 /* These should be fail-safe defaults, fingers crossed */
803 lvds
->panel_pwr_delay
= 200;
804 lvds
->panel_vcc_delay
= 2000;
806 lvds
->lvds_gen_cntl
= RREG32(RADEON_LVDS_GEN_CNTL
);
807 lvds
->panel_digon_delay
= (lvds_ss_gen_cntl
>> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT
) & 0xf;
808 lvds
->panel_blon_delay
= (lvds_ss_gen_cntl
>> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT
) & 0xf;
810 if (fp_vert_stretch
& RADEON_VERT_STRETCH_ENABLE
)
811 lvds
->native_mode
.panel_yres
=
812 ((fp_vert_stretch
& RADEON_VERT_PANEL_SIZE
) >>
813 RADEON_VERT_PANEL_SHIFT
) + 1;
815 lvds
->native_mode
.panel_yres
=
816 (RREG32(RADEON_CRTC_V_TOTAL_DISP
) >> 16) + 1;
818 if (fp_horz_stretch
& RADEON_HORZ_STRETCH_ENABLE
)
819 lvds
->native_mode
.panel_xres
=
820 (((fp_horz_stretch
& RADEON_HORZ_PANEL_SIZE
) >>
821 RADEON_HORZ_PANEL_SHIFT
) + 1) * 8;
823 lvds
->native_mode
.panel_xres
=
824 ((RREG32(RADEON_CRTC_H_TOTAL_DISP
) >> 16) + 1) * 8;
826 if ((lvds
->native_mode
.panel_xres
< 640) ||
827 (lvds
->native_mode
.panel_yres
< 480)) {
828 lvds
->native_mode
.panel_xres
= 640;
829 lvds
->native_mode
.panel_yres
= 480;
832 ppll_div_sel
= RREG8(RADEON_CLOCK_CNTL_INDEX
+ 1) & 0x3;
833 ppll_val
= RREG32_PLL(RADEON_PPLL_DIV_0
+ ppll_div_sel
);
834 if ((ppll_val
& 0x000707ff) == 0x1bb)
835 lvds
->use_bios_dividers
= false;
837 lvds
->panel_ref_divider
=
838 RREG32_PLL(RADEON_PPLL_REF_DIV
) & 0x3ff;
839 lvds
->panel_post_divider
= (ppll_val
>> 16) & 0x7;
840 lvds
->panel_fb_divider
= ppll_val
& 0x7ff;
842 if ((lvds
->panel_ref_divider
!= 0) &&
843 (lvds
->panel_fb_divider
> 3))
844 lvds
->use_bios_dividers
= true;
846 lvds
->panel_vcc_delay
= 200;
848 DRM_INFO("Panel info derived from registers\n");
849 DRM_INFO("Panel Size %dx%d\n", lvds
->native_mode
.panel_xres
,
850 lvds
->native_mode
.panel_yres
);
855 struct radeon_encoder_lvds
*radeon_combios_get_lvds_info(struct radeon_encoder
858 struct drm_device
*dev
= encoder
->base
.dev
;
859 struct radeon_device
*rdev
= dev
->dev_private
;
861 uint32_t panel_setup
;
864 struct radeon_encoder_lvds
*lvds
= NULL
;
866 if (rdev
->bios
== NULL
)
867 return radeon_legacy_get_lvds_info_from_regs(rdev
);
869 lcd_info
= combios_get_table_offset(dev
, COMBIOS_LCD_INFO_TABLE
);
872 lvds
= kzalloc(sizeof(struct radeon_encoder_lvds
), GFP_KERNEL
);
877 for (i
= 0; i
< 24; i
++)
878 stmp
[i
] = RBIOS8(lcd_info
+ i
+ 1);
881 DRM_INFO("Panel ID String: %s\n", stmp
);
883 lvds
->native_mode
.panel_xres
= RBIOS16(lcd_info
+ 0x19);
884 lvds
->native_mode
.panel_yres
= RBIOS16(lcd_info
+ 0x1b);
886 DRM_INFO("Panel Size %dx%d\n", lvds
->native_mode
.panel_xres
,
887 lvds
->native_mode
.panel_yres
);
889 lvds
->panel_vcc_delay
= RBIOS16(lcd_info
+ 0x2c);
890 if (lvds
->panel_vcc_delay
> 2000 || lvds
->panel_vcc_delay
< 0)
891 lvds
->panel_vcc_delay
= 2000;
893 lvds
->panel_pwr_delay
= RBIOS8(lcd_info
+ 0x24);
894 lvds
->panel_digon_delay
= RBIOS16(lcd_info
+ 0x38) & 0xf;
895 lvds
->panel_blon_delay
= (RBIOS16(lcd_info
+ 0x38) >> 4) & 0xf;
897 lvds
->panel_ref_divider
= RBIOS16(lcd_info
+ 0x2e);
898 lvds
->panel_post_divider
= RBIOS8(lcd_info
+ 0x30);
899 lvds
->panel_fb_divider
= RBIOS16(lcd_info
+ 0x31);
900 if ((lvds
->panel_ref_divider
!= 0) &&
901 (lvds
->panel_fb_divider
> 3))
902 lvds
->use_bios_dividers
= true;
904 panel_setup
= RBIOS32(lcd_info
+ 0x39);
905 lvds
->lvds_gen_cntl
= 0xff00;
906 if (panel_setup
& 0x1)
907 lvds
->lvds_gen_cntl
|= RADEON_LVDS_PANEL_FORMAT
;
909 if ((panel_setup
>> 4) & 0x1)
910 lvds
->lvds_gen_cntl
|= RADEON_LVDS_PANEL_TYPE
;
912 switch ((panel_setup
>> 8) & 0x7) {
914 lvds
->lvds_gen_cntl
|= RADEON_LVDS_NO_FM
;
917 lvds
->lvds_gen_cntl
|= RADEON_LVDS_2_GREY
;
920 lvds
->lvds_gen_cntl
|= RADEON_LVDS_4_GREY
;
926 if ((panel_setup
>> 16) & 0x1)
927 lvds
->lvds_gen_cntl
|= RADEON_LVDS_FP_POL_LOW
;
929 if ((panel_setup
>> 17) & 0x1)
930 lvds
->lvds_gen_cntl
|= RADEON_LVDS_LP_POL_LOW
;
932 if ((panel_setup
>> 18) & 0x1)
933 lvds
->lvds_gen_cntl
|= RADEON_LVDS_DTM_POL_LOW
;
935 if ((panel_setup
>> 23) & 0x1)
936 lvds
->lvds_gen_cntl
|= RADEON_LVDS_BL_CLK_SEL
;
938 lvds
->lvds_gen_cntl
|= (panel_setup
& 0xf0000000);
940 for (i
= 0; i
< 32; i
++) {
941 tmp
= RBIOS16(lcd_info
+ 64 + i
* 2);
945 if ((RBIOS16(tmp
) == lvds
->native_mode
.panel_xres
) &&
947 lvds
->native_mode
.panel_yres
)) {
948 lvds
->native_mode
.hblank
=
949 (RBIOS16(tmp
+ 17) - RBIOS16(tmp
+ 19)) * 8;
950 lvds
->native_mode
.hoverplus
=
951 (RBIOS16(tmp
+ 21) - RBIOS16(tmp
+ 19) -
953 lvds
->native_mode
.hsync_width
=
954 RBIOS8(tmp
+ 23) * 8;
956 lvds
->native_mode
.vblank
= (RBIOS16(tmp
+ 24) -
958 lvds
->native_mode
.voverplus
=
959 ((RBIOS16(tmp
+ 28) & 0x7ff) -
961 lvds
->native_mode
.vsync_width
=
962 ((RBIOS16(tmp
+ 28) & 0xf800) >> 11);
963 lvds
->native_mode
.dotclock
=
964 RBIOS16(tmp
+ 9) * 10;
965 lvds
->native_mode
.flags
= 0;
968 encoder
->native_mode
= lvds
->native_mode
;
970 DRM_INFO("No panel info found in BIOS\n");
971 return radeon_legacy_get_lvds_info_from_regs(rdev
);
976 static const struct radeon_tmds_pll default_tmds_pll
[CHIP_LAST
][4] = {
977 {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_R100 */
978 {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_RV100 */
979 {{0, 0}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_RS100 */
980 {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_RV200 */
981 {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_RS200 */
982 {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_R200 */
983 {{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}}, /* CHIP_RV250 */
984 {{0, 0}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_RS300 */
985 {{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}}, /* CHIP_RV280 */
986 {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R300 */
987 {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R350 */
988 {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RV350 */
989 {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RV380 */
990 {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R420 */
991 {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R423 */
992 {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_RV410 */
993 {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RS400 */
994 {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RS480 */
997 static struct radeon_encoder_int_tmds
998 *radeon_legacy_get_tmds_info_from_table(struct radeon_device
*rdev
)
1001 struct radeon_encoder_int_tmds
*tmds
= NULL
;
1003 tmds
= kzalloc(sizeof(struct radeon_encoder_int_tmds
), GFP_KERNEL
);
1008 for (i
= 0; i
< 4; i
++) {
1009 tmds
->tmds_pll
[i
].value
=
1010 default_tmds_pll
[rdev
->family
][i
].value
;
1011 tmds
->tmds_pll
[i
].freq
= default_tmds_pll
[rdev
->family
][i
].freq
;
1017 struct radeon_encoder_int_tmds
*radeon_combios_get_tmds_info(struct
1021 struct drm_device
*dev
= encoder
->base
.dev
;
1022 struct radeon_device
*rdev
= dev
->dev_private
;
1026 struct radeon_encoder_int_tmds
*tmds
= NULL
;
1028 if (rdev
->bios
== NULL
)
1029 return radeon_legacy_get_tmds_info_from_table(rdev
);
1031 tmds_info
= combios_get_table_offset(dev
, COMBIOS_DFP_INFO_TABLE
);
1035 kzalloc(sizeof(struct radeon_encoder_int_tmds
), GFP_KERNEL
);
1040 ver
= RBIOS8(tmds_info
);
1041 DRM_INFO("DFP table revision: %d\n", ver
);
1043 n
= RBIOS8(tmds_info
+ 5) + 1;
1046 for (i
= 0; i
< n
; i
++) {
1047 tmds
->tmds_pll
[i
].value
=
1048 RBIOS32(tmds_info
+ i
* 10 + 0x08);
1049 tmds
->tmds_pll
[i
].freq
=
1050 RBIOS16(tmds_info
+ i
* 10 + 0x10);
1051 DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n",
1052 tmds
->tmds_pll
[i
].freq
,
1053 tmds
->tmds_pll
[i
].value
);
1055 } else if (ver
== 4) {
1057 n
= RBIOS8(tmds_info
+ 5) + 1;
1060 for (i
= 0; i
< n
; i
++) {
1061 tmds
->tmds_pll
[i
].value
=
1062 RBIOS32(tmds_info
+ stride
+ 0x08);
1063 tmds
->tmds_pll
[i
].freq
=
1064 RBIOS16(tmds_info
+ stride
+ 0x10);
1069 DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n",
1070 tmds
->tmds_pll
[i
].freq
,
1071 tmds
->tmds_pll
[i
].value
);
1075 DRM_INFO("No TMDS info found in BIOS\n");
1079 void radeon_combios_get_ext_tmds_info(struct radeon_encoder
*encoder
)
1081 struct drm_device
*dev
= encoder
->base
.dev
;
1082 struct radeon_device
*rdev
= dev
->dev_private
;
1083 uint16_t ext_tmds_info
;
1086 if (rdev
->bios
== NULL
)
1090 combios_get_table_offset(dev
, COMBIOS_EXT_TMDS_INFO_TABLE
);
1091 if (ext_tmds_info
) {
1092 ver
= RBIOS8(ext_tmds_info
);
1093 DRM_INFO("External TMDS Table revision: %d\n", ver
);
1098 bool radeon_get_legacy_connector_info_from_table(struct drm_device
*dev
)
1100 struct radeon_device
*rdev
= dev
->dev_private
;
1101 struct radeon_i2c_bus_rec ddc_i2c
;
1103 rdev
->mode_info
.connector_table
= radeon_connector_table
;
1104 if (rdev
->mode_info
.connector_table
== CT_NONE
) {
1105 #ifdef CONFIG_PPC_PMAC
1106 if (machine_is_compatible("PowerBook3,3")) {
1107 /* powerbook with VGA */
1108 rdev
->mode_info
.connector_table
= CT_POWERBOOK_VGA
;
1109 } else if (machine_is_compatible("PowerBook3,4") ||
1110 machine_is_compatible("PowerBook3,5")) {
1111 /* powerbook with internal tmds */
1112 rdev
->mode_info
.connector_table
= CT_POWERBOOK_INTERNAL
;
1113 } else if (machine_is_compatible("PowerBook5,1") ||
1114 machine_is_compatible("PowerBook5,2") ||
1115 machine_is_compatible("PowerBook5,3") ||
1116 machine_is_compatible("PowerBook5,4") ||
1117 machine_is_compatible("PowerBook5,5")) {
1118 /* powerbook with external single link tmds (sil164) */
1119 rdev
->mode_info
.connector_table
= CT_POWERBOOK_EXTERNAL
;
1120 } else if (machine_is_compatible("PowerBook5,6")) {
1121 /* powerbook with external dual or single link tmds */
1122 rdev
->mode_info
.connector_table
= CT_POWERBOOK_EXTERNAL
;
1123 } else if (machine_is_compatible("PowerBook5,7") ||
1124 machine_is_compatible("PowerBook5,8") ||
1125 machine_is_compatible("PowerBook5,9")) {
1126 /* PowerBook6,2 ? */
1127 /* powerbook with external dual link tmds (sil1178?) */
1128 rdev
->mode_info
.connector_table
= CT_POWERBOOK_EXTERNAL
;
1129 } else if (machine_is_compatible("PowerBook4,1") ||
1130 machine_is_compatible("PowerBook4,2") ||
1131 machine_is_compatible("PowerBook4,3") ||
1132 machine_is_compatible("PowerBook6,3") ||
1133 machine_is_compatible("PowerBook6,5") ||
1134 machine_is_compatible("PowerBook6,7")) {
1136 rdev
->mode_info
.connector_table
= CT_IBOOK
;
1137 } else if (machine_is_compatible("PowerMac4,4")) {
1139 rdev
->mode_info
.connector_table
= CT_EMAC
;
1140 } else if (machine_is_compatible("PowerMac10,1")) {
1141 /* mini with internal tmds */
1142 rdev
->mode_info
.connector_table
= CT_MINI_INTERNAL
;
1143 } else if (machine_is_compatible("PowerMac10,2")) {
1144 /* mini with external tmds */
1145 rdev
->mode_info
.connector_table
= CT_MINI_EXTERNAL
;
1146 } else if (machine_is_compatible("PowerMac12,1")) {
1148 /* imac g5 isight */
1149 rdev
->mode_info
.connector_table
= CT_IMAC_G5_ISIGHT
;
1151 #endif /* CONFIG_PPC_PMAC */
1152 rdev
->mode_info
.connector_table
= CT_GENERIC
;
1155 switch (rdev
->mode_info
.connector_table
) {
1157 DRM_INFO("Connector Table: %d (generic)\n",
1158 rdev
->mode_info
.connector_table
);
1159 /* these are the most common settings */
1160 if (rdev
->flags
& RADEON_SINGLE_CRTC
) {
1161 /* VGA - primary dac */
1162 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1163 radeon_add_legacy_encoder(dev
,
1164 radeon_get_encoder_id(dev
,
1165 ATOM_DEVICE_CRT1_SUPPORT
,
1167 ATOM_DEVICE_CRT1_SUPPORT
);
1168 radeon_add_legacy_connector(dev
, 0,
1169 ATOM_DEVICE_CRT1_SUPPORT
,
1170 DRM_MODE_CONNECTOR_VGA
,
1172 } else if (rdev
->flags
& RADEON_IS_MOBILITY
) {
1174 ddc_i2c
= combios_setup_i2c_bus(RADEON_LCD_GPIO_MASK
);
1175 radeon_add_legacy_encoder(dev
,
1176 radeon_get_encoder_id(dev
,
1177 ATOM_DEVICE_LCD1_SUPPORT
,
1179 ATOM_DEVICE_LCD1_SUPPORT
);
1180 radeon_add_legacy_connector(dev
, 0,
1181 ATOM_DEVICE_LCD1_SUPPORT
,
1182 DRM_MODE_CONNECTOR_LVDS
,
1185 /* VGA - primary dac */
1186 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1187 radeon_add_legacy_encoder(dev
,
1188 radeon_get_encoder_id(dev
,
1189 ATOM_DEVICE_CRT1_SUPPORT
,
1191 ATOM_DEVICE_CRT1_SUPPORT
);
1192 radeon_add_legacy_connector(dev
, 1,
1193 ATOM_DEVICE_CRT1_SUPPORT
,
1194 DRM_MODE_CONNECTOR_VGA
,
1197 /* DVI-I - tv dac, int tmds */
1198 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1199 radeon_add_legacy_encoder(dev
,
1200 radeon_get_encoder_id(dev
,
1201 ATOM_DEVICE_DFP1_SUPPORT
,
1203 ATOM_DEVICE_DFP1_SUPPORT
);
1204 radeon_add_legacy_encoder(dev
,
1205 radeon_get_encoder_id(dev
,
1206 ATOM_DEVICE_CRT2_SUPPORT
,
1208 ATOM_DEVICE_CRT2_SUPPORT
);
1209 radeon_add_legacy_connector(dev
, 0,
1210 ATOM_DEVICE_DFP1_SUPPORT
|
1211 ATOM_DEVICE_CRT2_SUPPORT
,
1212 DRM_MODE_CONNECTOR_DVII
,
1215 /* VGA - primary dac */
1216 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1217 radeon_add_legacy_encoder(dev
,
1218 radeon_get_encoder_id(dev
,
1219 ATOM_DEVICE_CRT1_SUPPORT
,
1221 ATOM_DEVICE_CRT1_SUPPORT
);
1222 radeon_add_legacy_connector(dev
, 1,
1223 ATOM_DEVICE_CRT1_SUPPORT
,
1224 DRM_MODE_CONNECTOR_VGA
,
1228 if (rdev
->family
!= CHIP_R100
&& rdev
->family
!= CHIP_R200
) {
1230 radeon_add_legacy_encoder(dev
,
1231 radeon_get_encoder_id(dev
,
1232 ATOM_DEVICE_TV1_SUPPORT
,
1234 ATOM_DEVICE_TV1_SUPPORT
);
1235 radeon_add_legacy_connector(dev
, 2,
1236 ATOM_DEVICE_TV1_SUPPORT
,
1237 DRM_MODE_CONNECTOR_SVIDEO
,
1242 DRM_INFO("Connector Table: %d (ibook)\n",
1243 rdev
->mode_info
.connector_table
);
1245 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1246 radeon_add_legacy_encoder(dev
,
1247 radeon_get_encoder_id(dev
,
1248 ATOM_DEVICE_LCD1_SUPPORT
,
1250 ATOM_DEVICE_LCD1_SUPPORT
);
1251 radeon_add_legacy_connector(dev
, 0, ATOM_DEVICE_LCD1_SUPPORT
,
1252 DRM_MODE_CONNECTOR_LVDS
, &ddc_i2c
);
1254 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1255 radeon_add_legacy_encoder(dev
,
1256 radeon_get_encoder_id(dev
,
1257 ATOM_DEVICE_CRT2_SUPPORT
,
1259 ATOM_DEVICE_CRT2_SUPPORT
);
1260 radeon_add_legacy_connector(dev
, 1, ATOM_DEVICE_CRT2_SUPPORT
,
1261 DRM_MODE_CONNECTOR_VGA
, &ddc_i2c
);
1263 radeon_add_legacy_encoder(dev
,
1264 radeon_get_encoder_id(dev
,
1265 ATOM_DEVICE_TV1_SUPPORT
,
1267 ATOM_DEVICE_TV1_SUPPORT
);
1268 radeon_add_legacy_connector(dev
, 2, ATOM_DEVICE_TV1_SUPPORT
,
1269 DRM_MODE_CONNECTOR_SVIDEO
,
1272 case CT_POWERBOOK_EXTERNAL
:
1273 DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1274 rdev
->mode_info
.connector_table
);
1276 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1277 radeon_add_legacy_encoder(dev
,
1278 radeon_get_encoder_id(dev
,
1279 ATOM_DEVICE_LCD1_SUPPORT
,
1281 ATOM_DEVICE_LCD1_SUPPORT
);
1282 radeon_add_legacy_connector(dev
, 0, ATOM_DEVICE_LCD1_SUPPORT
,
1283 DRM_MODE_CONNECTOR_LVDS
, &ddc_i2c
);
1284 /* DVI-I - primary dac, ext tmds */
1285 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1286 radeon_add_legacy_encoder(dev
,
1287 radeon_get_encoder_id(dev
,
1288 ATOM_DEVICE_DFP2_SUPPORT
,
1290 ATOM_DEVICE_DFP2_SUPPORT
);
1291 radeon_add_legacy_encoder(dev
,
1292 radeon_get_encoder_id(dev
,
1293 ATOM_DEVICE_CRT1_SUPPORT
,
1295 ATOM_DEVICE_CRT1_SUPPORT
);
1296 radeon_add_legacy_connector(dev
, 1,
1297 ATOM_DEVICE_DFP2_SUPPORT
|
1298 ATOM_DEVICE_CRT1_SUPPORT
,
1299 DRM_MODE_CONNECTOR_DVII
, &ddc_i2c
);
1301 radeon_add_legacy_encoder(dev
,
1302 radeon_get_encoder_id(dev
,
1303 ATOM_DEVICE_TV1_SUPPORT
,
1305 ATOM_DEVICE_TV1_SUPPORT
);
1306 radeon_add_legacy_connector(dev
, 2, ATOM_DEVICE_TV1_SUPPORT
,
1307 DRM_MODE_CONNECTOR_SVIDEO
,
1310 case CT_POWERBOOK_INTERNAL
:
1311 DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1312 rdev
->mode_info
.connector_table
);
1314 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1315 radeon_add_legacy_encoder(dev
,
1316 radeon_get_encoder_id(dev
,
1317 ATOM_DEVICE_LCD1_SUPPORT
,
1319 ATOM_DEVICE_LCD1_SUPPORT
);
1320 radeon_add_legacy_connector(dev
, 0, ATOM_DEVICE_LCD1_SUPPORT
,
1321 DRM_MODE_CONNECTOR_LVDS
, &ddc_i2c
);
1322 /* DVI-I - primary dac, int tmds */
1323 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1324 radeon_add_legacy_encoder(dev
,
1325 radeon_get_encoder_id(dev
,
1326 ATOM_DEVICE_DFP1_SUPPORT
,
1328 ATOM_DEVICE_DFP1_SUPPORT
);
1329 radeon_add_legacy_encoder(dev
,
1330 radeon_get_encoder_id(dev
,
1331 ATOM_DEVICE_CRT1_SUPPORT
,
1333 ATOM_DEVICE_CRT1_SUPPORT
);
1334 radeon_add_legacy_connector(dev
, 1,
1335 ATOM_DEVICE_DFP1_SUPPORT
|
1336 ATOM_DEVICE_CRT1_SUPPORT
,
1337 DRM_MODE_CONNECTOR_DVII
, &ddc_i2c
);
1339 radeon_add_legacy_encoder(dev
,
1340 radeon_get_encoder_id(dev
,
1341 ATOM_DEVICE_TV1_SUPPORT
,
1343 ATOM_DEVICE_TV1_SUPPORT
);
1344 radeon_add_legacy_connector(dev
, 2, ATOM_DEVICE_TV1_SUPPORT
,
1345 DRM_MODE_CONNECTOR_SVIDEO
,
1348 case CT_POWERBOOK_VGA
:
1349 DRM_INFO("Connector Table: %d (powerbook vga)\n",
1350 rdev
->mode_info
.connector_table
);
1352 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1353 radeon_add_legacy_encoder(dev
,
1354 radeon_get_encoder_id(dev
,
1355 ATOM_DEVICE_LCD1_SUPPORT
,
1357 ATOM_DEVICE_LCD1_SUPPORT
);
1358 radeon_add_legacy_connector(dev
, 0, ATOM_DEVICE_LCD1_SUPPORT
,
1359 DRM_MODE_CONNECTOR_LVDS
, &ddc_i2c
);
1360 /* VGA - primary dac */
1361 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1362 radeon_add_legacy_encoder(dev
,
1363 radeon_get_encoder_id(dev
,
1364 ATOM_DEVICE_CRT1_SUPPORT
,
1366 ATOM_DEVICE_CRT1_SUPPORT
);
1367 radeon_add_legacy_connector(dev
, 1, ATOM_DEVICE_CRT1_SUPPORT
,
1368 DRM_MODE_CONNECTOR_VGA
, &ddc_i2c
);
1370 radeon_add_legacy_encoder(dev
,
1371 radeon_get_encoder_id(dev
,
1372 ATOM_DEVICE_TV1_SUPPORT
,
1374 ATOM_DEVICE_TV1_SUPPORT
);
1375 radeon_add_legacy_connector(dev
, 2, ATOM_DEVICE_TV1_SUPPORT
,
1376 DRM_MODE_CONNECTOR_SVIDEO
,
1379 case CT_MINI_EXTERNAL
:
1380 DRM_INFO("Connector Table: %d (mini external tmds)\n",
1381 rdev
->mode_info
.connector_table
);
1382 /* DVI-I - tv dac, ext tmds */
1383 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC
);
1384 radeon_add_legacy_encoder(dev
,
1385 radeon_get_encoder_id(dev
,
1386 ATOM_DEVICE_DFP2_SUPPORT
,
1388 ATOM_DEVICE_DFP2_SUPPORT
);
1389 radeon_add_legacy_encoder(dev
,
1390 radeon_get_encoder_id(dev
,
1391 ATOM_DEVICE_CRT2_SUPPORT
,
1393 ATOM_DEVICE_CRT2_SUPPORT
);
1394 radeon_add_legacy_connector(dev
, 0,
1395 ATOM_DEVICE_DFP2_SUPPORT
|
1396 ATOM_DEVICE_CRT2_SUPPORT
,
1397 DRM_MODE_CONNECTOR_DVII
, &ddc_i2c
);
1399 radeon_add_legacy_encoder(dev
,
1400 radeon_get_encoder_id(dev
,
1401 ATOM_DEVICE_TV1_SUPPORT
,
1403 ATOM_DEVICE_TV1_SUPPORT
);
1404 radeon_add_legacy_connector(dev
, 1, ATOM_DEVICE_TV1_SUPPORT
,
1405 DRM_MODE_CONNECTOR_SVIDEO
,
1408 case CT_MINI_INTERNAL
:
1409 DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1410 rdev
->mode_info
.connector_table
);
1411 /* DVI-I - tv dac, int tmds */
1412 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC
);
1413 radeon_add_legacy_encoder(dev
,
1414 radeon_get_encoder_id(dev
,
1415 ATOM_DEVICE_DFP1_SUPPORT
,
1417 ATOM_DEVICE_DFP1_SUPPORT
);
1418 radeon_add_legacy_encoder(dev
,
1419 radeon_get_encoder_id(dev
,
1420 ATOM_DEVICE_CRT2_SUPPORT
,
1422 ATOM_DEVICE_CRT2_SUPPORT
);
1423 radeon_add_legacy_connector(dev
, 0,
1424 ATOM_DEVICE_DFP1_SUPPORT
|
1425 ATOM_DEVICE_CRT2_SUPPORT
,
1426 DRM_MODE_CONNECTOR_DVII
, &ddc_i2c
);
1428 radeon_add_legacy_encoder(dev
,
1429 radeon_get_encoder_id(dev
,
1430 ATOM_DEVICE_TV1_SUPPORT
,
1432 ATOM_DEVICE_TV1_SUPPORT
);
1433 radeon_add_legacy_connector(dev
, 1, ATOM_DEVICE_TV1_SUPPORT
,
1434 DRM_MODE_CONNECTOR_SVIDEO
,
1437 case CT_IMAC_G5_ISIGHT
:
1438 DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1439 rdev
->mode_info
.connector_table
);
1440 /* DVI-D - int tmds */
1441 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_MONID
);
1442 radeon_add_legacy_encoder(dev
,
1443 radeon_get_encoder_id(dev
,
1444 ATOM_DEVICE_DFP1_SUPPORT
,
1446 ATOM_DEVICE_DFP1_SUPPORT
);
1447 radeon_add_legacy_connector(dev
, 0, ATOM_DEVICE_DFP1_SUPPORT
,
1448 DRM_MODE_CONNECTOR_DVID
, &ddc_i2c
);
1450 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1451 radeon_add_legacy_encoder(dev
,
1452 radeon_get_encoder_id(dev
,
1453 ATOM_DEVICE_CRT2_SUPPORT
,
1455 ATOM_DEVICE_CRT2_SUPPORT
);
1456 radeon_add_legacy_connector(dev
, 1, ATOM_DEVICE_CRT2_SUPPORT
,
1457 DRM_MODE_CONNECTOR_VGA
, &ddc_i2c
);
1459 radeon_add_legacy_encoder(dev
,
1460 radeon_get_encoder_id(dev
,
1461 ATOM_DEVICE_TV1_SUPPORT
,
1463 ATOM_DEVICE_TV1_SUPPORT
);
1464 radeon_add_legacy_connector(dev
, 2, ATOM_DEVICE_TV1_SUPPORT
,
1465 DRM_MODE_CONNECTOR_SVIDEO
,
1469 DRM_INFO("Connector Table: %d (emac)\n",
1470 rdev
->mode_info
.connector_table
);
1471 /* VGA - primary dac */
1472 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1473 radeon_add_legacy_encoder(dev
,
1474 radeon_get_encoder_id(dev
,
1475 ATOM_DEVICE_CRT1_SUPPORT
,
1477 ATOM_DEVICE_CRT1_SUPPORT
);
1478 radeon_add_legacy_connector(dev
, 0, ATOM_DEVICE_CRT1_SUPPORT
,
1479 DRM_MODE_CONNECTOR_VGA
, &ddc_i2c
);
1481 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC
);
1482 radeon_add_legacy_encoder(dev
,
1483 radeon_get_encoder_id(dev
,
1484 ATOM_DEVICE_CRT2_SUPPORT
,
1486 ATOM_DEVICE_CRT2_SUPPORT
);
1487 radeon_add_legacy_connector(dev
, 1, ATOM_DEVICE_CRT2_SUPPORT
,
1488 DRM_MODE_CONNECTOR_VGA
, &ddc_i2c
);
1490 radeon_add_legacy_encoder(dev
,
1491 radeon_get_encoder_id(dev
,
1492 ATOM_DEVICE_TV1_SUPPORT
,
1494 ATOM_DEVICE_TV1_SUPPORT
);
1495 radeon_add_legacy_connector(dev
, 2, ATOM_DEVICE_TV1_SUPPORT
,
1496 DRM_MODE_CONNECTOR_SVIDEO
,
1500 DRM_INFO("Connector table: %d (invalid)\n",
1501 rdev
->mode_info
.connector_table
);
1505 radeon_link_encoder_connector(dev
);
1510 static bool radeon_apply_legacy_quirks(struct drm_device
*dev
,
1512 enum radeon_combios_connector
1514 struct radeon_i2c_bus_rec
*ddc_i2c
)
1516 struct radeon_device
*rdev
= dev
->dev_private
;
1518 /* XPRESS DDC quirks */
1519 if ((rdev
->family
== CHIP_RS400
||
1520 rdev
->family
== CHIP_RS480
) &&
1521 ddc_i2c
->mask_clk_reg
== RADEON_GPIO_CRT2_DDC
)
1522 *ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_MONID
);
1523 else if ((rdev
->family
== CHIP_RS400
||
1524 rdev
->family
== CHIP_RS480
) &&
1525 ddc_i2c
->mask_clk_reg
== RADEON_GPIO_MONID
) {
1526 ddc_i2c
->valid
= true;
1527 ddc_i2c
->mask_clk_mask
= (0x20 << 8);
1528 ddc_i2c
->mask_data_mask
= 0x80;
1529 ddc_i2c
->a_clk_mask
= (0x20 << 8);
1530 ddc_i2c
->a_data_mask
= 0x80;
1531 ddc_i2c
->put_clk_mask
= (0x20 << 8);
1532 ddc_i2c
->put_data_mask
= 0x80;
1533 ddc_i2c
->get_clk_mask
= (0x20 << 8);
1534 ddc_i2c
->get_data_mask
= 0x80;
1535 ddc_i2c
->mask_clk_reg
= RADEON_GPIOPAD_MASK
;
1536 ddc_i2c
->mask_data_reg
= RADEON_GPIOPAD_MASK
;
1537 ddc_i2c
->a_clk_reg
= RADEON_GPIOPAD_A
;
1538 ddc_i2c
->a_data_reg
= RADEON_GPIOPAD_A
;
1539 ddc_i2c
->put_clk_reg
= RADEON_GPIOPAD_EN
;
1540 ddc_i2c
->put_data_reg
= RADEON_GPIOPAD_EN
;
1541 ddc_i2c
->get_clk_reg
= RADEON_LCD_GPIO_Y_REG
;
1542 ddc_i2c
->get_data_reg
= RADEON_LCD_GPIO_Y_REG
;
1545 /* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
1546 one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
1547 if (dev
->pdev
->device
== 0x515e &&
1548 dev
->pdev
->subsystem_vendor
== 0x1014) {
1549 if (*legacy_connector
== CONNECTOR_CRT_LEGACY
&&
1550 ddc_i2c
->mask_clk_reg
== RADEON_GPIO_CRT2_DDC
)
1554 /* Some RV100 cards with 2 VGA ports show up with DVI+VGA */
1555 if (dev
->pdev
->device
== 0x5159 &&
1556 dev
->pdev
->subsystem_vendor
== 0x1002 &&
1557 dev
->pdev
->subsystem_device
== 0x013a) {
1558 if (*legacy_connector
== CONNECTOR_DVI_I_LEGACY
)
1559 *legacy_connector
= CONNECTOR_CRT_LEGACY
;
1563 /* X300 card with extra non-existent DVI port */
1564 if (dev
->pdev
->device
== 0x5B60 &&
1565 dev
->pdev
->subsystem_vendor
== 0x17af &&
1566 dev
->pdev
->subsystem_device
== 0x201e && bios_index
== 2) {
1567 if (*legacy_connector
== CONNECTOR_DVI_I_LEGACY
)
1574 bool radeon_get_legacy_connector_info_from_bios(struct drm_device
*dev
)
1576 struct radeon_device
*rdev
= dev
->dev_private
;
1577 uint32_t conn_info
, entry
, devices
;
1579 enum radeon_combios_ddc ddc_type
;
1580 enum radeon_combios_connector connector
;
1582 struct radeon_i2c_bus_rec ddc_i2c
;
1584 if (rdev
->bios
== NULL
)
1587 conn_info
= combios_get_table_offset(dev
, COMBIOS_CONNECTOR_INFO_TABLE
);
1589 for (i
= 0; i
< 4; i
++) {
1590 entry
= conn_info
+ 2 + i
* 2;
1592 if (!RBIOS16(entry
))
1595 tmp
= RBIOS16(entry
);
1597 connector
= (tmp
>> 12) & 0xf;
1599 ddc_type
= (tmp
>> 8) & 0xf;
1603 combios_setup_i2c_bus(RADEON_GPIO_MONID
);
1607 combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1611 combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC
);
1615 combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC
);
1621 radeon_apply_legacy_quirks(dev
, i
, &connector
,
1624 switch (connector
) {
1625 case CONNECTOR_PROPRIETARY_LEGACY
:
1626 if ((tmp
>> 4) & 0x1)
1627 devices
= ATOM_DEVICE_DFP2_SUPPORT
;
1629 devices
= ATOM_DEVICE_DFP1_SUPPORT
;
1630 radeon_add_legacy_encoder(dev
,
1631 radeon_get_encoder_id
1634 radeon_add_legacy_connector(dev
, i
, devices
,
1635 legacy_connector_convert
1639 case CONNECTOR_CRT_LEGACY
:
1641 devices
= ATOM_DEVICE_CRT2_SUPPORT
;
1642 radeon_add_legacy_encoder(dev
,
1643 radeon_get_encoder_id
1645 ATOM_DEVICE_CRT2_SUPPORT
,
1647 ATOM_DEVICE_CRT2_SUPPORT
);
1649 devices
= ATOM_DEVICE_CRT1_SUPPORT
;
1650 radeon_add_legacy_encoder(dev
,
1651 radeon_get_encoder_id
1653 ATOM_DEVICE_CRT1_SUPPORT
,
1655 ATOM_DEVICE_CRT1_SUPPORT
);
1657 radeon_add_legacy_connector(dev
,
1660 legacy_connector_convert
1664 case CONNECTOR_DVI_I_LEGACY
:
1667 devices
|= ATOM_DEVICE_CRT2_SUPPORT
;
1668 radeon_add_legacy_encoder(dev
,
1669 radeon_get_encoder_id
1671 ATOM_DEVICE_CRT2_SUPPORT
,
1673 ATOM_DEVICE_CRT2_SUPPORT
);
1675 devices
|= ATOM_DEVICE_CRT1_SUPPORT
;
1676 radeon_add_legacy_encoder(dev
,
1677 radeon_get_encoder_id
1679 ATOM_DEVICE_CRT1_SUPPORT
,
1681 ATOM_DEVICE_CRT1_SUPPORT
);
1683 if ((tmp
>> 4) & 0x1) {
1684 devices
|= ATOM_DEVICE_DFP2_SUPPORT
;
1685 radeon_add_legacy_encoder(dev
,
1686 radeon_get_encoder_id
1688 ATOM_DEVICE_DFP2_SUPPORT
,
1690 ATOM_DEVICE_DFP2_SUPPORT
);
1692 devices
|= ATOM_DEVICE_DFP1_SUPPORT
;
1693 radeon_add_legacy_encoder(dev
,
1694 radeon_get_encoder_id
1696 ATOM_DEVICE_DFP1_SUPPORT
,
1698 ATOM_DEVICE_DFP1_SUPPORT
);
1700 radeon_add_legacy_connector(dev
,
1703 legacy_connector_convert
1707 case CONNECTOR_DVI_D_LEGACY
:
1708 if ((tmp
>> 4) & 0x1)
1709 devices
= ATOM_DEVICE_DFP2_SUPPORT
;
1711 devices
= ATOM_DEVICE_DFP1_SUPPORT
;
1712 radeon_add_legacy_encoder(dev
,
1713 radeon_get_encoder_id
1716 radeon_add_legacy_connector(dev
, i
, devices
,
1717 legacy_connector_convert
1721 case CONNECTOR_CTV_LEGACY
:
1722 case CONNECTOR_STV_LEGACY
:
1723 radeon_add_legacy_encoder(dev
,
1724 radeon_get_encoder_id
1726 ATOM_DEVICE_TV1_SUPPORT
,
1728 ATOM_DEVICE_TV1_SUPPORT
);
1729 radeon_add_legacy_connector(dev
, i
,
1730 ATOM_DEVICE_TV1_SUPPORT
,
1731 legacy_connector_convert
1736 DRM_ERROR("Unknown connector type: %d\n",
1743 uint16_t tmds_info
=
1744 combios_get_table_offset(dev
, COMBIOS_DFP_INFO_TABLE
);
1746 DRM_DEBUG("Found DFP table, assuming DVI connector\n");
1748 radeon_add_legacy_encoder(dev
,
1749 radeon_get_encoder_id(dev
,
1750 ATOM_DEVICE_CRT1_SUPPORT
,
1752 ATOM_DEVICE_CRT1_SUPPORT
);
1753 radeon_add_legacy_encoder(dev
,
1754 radeon_get_encoder_id(dev
,
1755 ATOM_DEVICE_DFP1_SUPPORT
,
1757 ATOM_DEVICE_DFP1_SUPPORT
);
1759 ddc_i2c
= combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC
);
1760 radeon_add_legacy_connector(dev
,
1762 ATOM_DEVICE_CRT1_SUPPORT
|
1763 ATOM_DEVICE_DFP1_SUPPORT
,
1764 DRM_MODE_CONNECTOR_DVII
,
1767 DRM_DEBUG("No connector info found\n");
1772 if (rdev
->flags
& RADEON_IS_MOBILITY
|| rdev
->flags
& RADEON_IS_IGP
) {
1774 combios_get_table_offset(dev
, COMBIOS_LCD_INFO_TABLE
);
1776 uint16_t lcd_ddc_info
=
1777 combios_get_table_offset(dev
,
1778 COMBIOS_LCD_DDC_INFO_TABLE
);
1780 radeon_add_legacy_encoder(dev
,
1781 radeon_get_encoder_id(dev
,
1782 ATOM_DEVICE_LCD1_SUPPORT
,
1784 ATOM_DEVICE_LCD1_SUPPORT
);
1787 ddc_type
= RBIOS8(lcd_ddc_info
+ 2);
1791 combios_setup_i2c_bus
1792 (RADEON_GPIO_MONID
);
1796 combios_setup_i2c_bus
1797 (RADEON_GPIO_DVI_DDC
);
1801 combios_setup_i2c_bus
1802 (RADEON_GPIO_VGA_DDC
);
1806 combios_setup_i2c_bus
1807 (RADEON_GPIO_CRT2_DDC
);
1811 combios_setup_i2c_bus
1812 (RADEON_LCD_GPIO_MASK
);
1813 ddc_i2c
.mask_clk_mask
=
1814 RBIOS32(lcd_ddc_info
+ 3);
1815 ddc_i2c
.mask_data_mask
=
1816 RBIOS32(lcd_ddc_info
+ 7);
1817 ddc_i2c
.a_clk_mask
=
1818 RBIOS32(lcd_ddc_info
+ 3);
1819 ddc_i2c
.a_data_mask
=
1820 RBIOS32(lcd_ddc_info
+ 7);
1821 ddc_i2c
.put_clk_mask
=
1822 RBIOS32(lcd_ddc_info
+ 3);
1823 ddc_i2c
.put_data_mask
=
1824 RBIOS32(lcd_ddc_info
+ 7);
1825 ddc_i2c
.get_clk_mask
=
1826 RBIOS32(lcd_ddc_info
+ 3);
1827 ddc_i2c
.get_data_mask
=
1828 RBIOS32(lcd_ddc_info
+ 7);
1832 combios_setup_i2c_bus
1833 (RADEON_MDGPIO_EN_REG
);
1834 ddc_i2c
.mask_clk_mask
=
1835 RBIOS32(lcd_ddc_info
+ 3);
1836 ddc_i2c
.mask_data_mask
=
1837 RBIOS32(lcd_ddc_info
+ 7);
1838 ddc_i2c
.a_clk_mask
=
1839 RBIOS32(lcd_ddc_info
+ 3);
1840 ddc_i2c
.a_data_mask
=
1841 RBIOS32(lcd_ddc_info
+ 7);
1842 ddc_i2c
.put_clk_mask
=
1843 RBIOS32(lcd_ddc_info
+ 3);
1844 ddc_i2c
.put_data_mask
=
1845 RBIOS32(lcd_ddc_info
+ 7);
1846 ddc_i2c
.get_clk_mask
=
1847 RBIOS32(lcd_ddc_info
+ 3);
1848 ddc_i2c
.get_data_mask
=
1849 RBIOS32(lcd_ddc_info
+ 7);
1852 ddc_i2c
.valid
= false;
1855 DRM_DEBUG("LCD DDC Info Table found!\n");
1857 ddc_i2c
.valid
= false;
1859 radeon_add_legacy_connector(dev
,
1861 ATOM_DEVICE_LCD1_SUPPORT
,
1862 DRM_MODE_CONNECTOR_LVDS
,
1867 /* check TV table */
1868 if (rdev
->family
!= CHIP_R100
&& rdev
->family
!= CHIP_R200
) {
1870 combios_get_table_offset(dev
, COMBIOS_TV_INFO_TABLE
);
1872 if (RBIOS8(tv_info
+ 6) == 'T') {
1873 radeon_add_legacy_encoder(dev
,
1874 radeon_get_encoder_id
1876 ATOM_DEVICE_TV1_SUPPORT
,
1878 ATOM_DEVICE_TV1_SUPPORT
);
1879 radeon_add_legacy_connector(dev
, 6,
1880 ATOM_DEVICE_TV1_SUPPORT
,
1881 DRM_MODE_CONNECTOR_SVIDEO
,
1887 radeon_link_encoder_connector(dev
);
1892 static void combios_parse_mmio_table(struct drm_device
*dev
, uint16_t offset
)
1894 struct radeon_device
*rdev
= dev
->dev_private
;
1897 while (RBIOS16(offset
)) {
1898 uint16_t cmd
= ((RBIOS16(offset
) & 0xe000) >> 13);
1899 uint32_t addr
= (RBIOS16(offset
) & 0x1fff);
1900 uint32_t val
, and_mask
, or_mask
;
1906 val
= RBIOS32(offset
);
1911 val
= RBIOS32(offset
);
1916 and_mask
= RBIOS32(offset
);
1918 or_mask
= RBIOS32(offset
);
1926 and_mask
= RBIOS32(offset
);
1928 or_mask
= RBIOS32(offset
);
1936 val
= RBIOS16(offset
);
1941 val
= RBIOS16(offset
);
1948 (RADEON_CLK_PWRMGT_CNTL
) &
1955 if ((RREG32(RADEON_MC_STATUS
) &
1971 static void combios_parse_pll_table(struct drm_device
*dev
, uint16_t offset
)
1973 struct radeon_device
*rdev
= dev
->dev_private
;
1976 while (RBIOS8(offset
)) {
1977 uint8_t cmd
= ((RBIOS8(offset
) & 0xc0) >> 6);
1978 uint8_t addr
= (RBIOS8(offset
) & 0x3f);
1979 uint32_t val
, shift
, tmp
;
1980 uint32_t and_mask
, or_mask
;
1985 val
= RBIOS32(offset
);
1987 WREG32_PLL(addr
, val
);
1990 shift
= RBIOS8(offset
) * 8;
1992 and_mask
= RBIOS8(offset
) << shift
;
1993 and_mask
|= ~(0xff << shift
);
1995 or_mask
= RBIOS8(offset
) << shift
;
1997 tmp
= RREG32_PLL(addr
);
2000 WREG32_PLL(addr
, tmp
);
2016 (RADEON_CLK_PWRMGT_CNTL
) &
2024 (RADEON_CLK_PWRMGT_CNTL
) &
2031 RREG32_PLL(RADEON_CLK_PWRMGT_CNTL
);
2032 if (tmp
& RADEON_CG_NO1_DEBUG_0
) {
2034 uint32_t mclk_cntl
=
2037 mclk_cntl
&= 0xffff0000;
2038 /*mclk_cntl |= 0x00001111;*//* ??? */
2039 WREG32_PLL(RADEON_MCLK_CNTL
,
2044 (RADEON_CLK_PWRMGT_CNTL
,
2046 ~RADEON_CG_NO1_DEBUG_0
);
2061 static void combios_parse_ram_reset_table(struct drm_device
*dev
,
2064 struct radeon_device
*rdev
= dev
->dev_private
;
2068 uint8_t val
= RBIOS8(offset
);
2069 while (val
!= 0xff) {
2073 uint32_t channel_complete_mask
;
2075 if (ASIC_IS_R300(rdev
))
2076 channel_complete_mask
=
2077 R300_MEM_PWRUP_COMPLETE
;
2079 channel_complete_mask
=
2080 RADEON_MEM_PWRUP_COMPLETE
;
2083 if ((RREG32(RADEON_MEM_STR_CNTL
) &
2084 channel_complete_mask
) ==
2085 channel_complete_mask
)
2089 uint32_t or_mask
= RBIOS16(offset
);
2092 tmp
= RREG32(RADEON_MEM_SDRAM_MODE_REG
);
2093 tmp
&= RADEON_SDRAM_MODE_MASK
;
2095 WREG32(RADEON_MEM_SDRAM_MODE_REG
, tmp
);
2097 or_mask
= val
<< 24;
2098 tmp
= RREG32(RADEON_MEM_SDRAM_MODE_REG
);
2099 tmp
&= RADEON_B3MEM_RESET_MASK
;
2101 WREG32(RADEON_MEM_SDRAM_MODE_REG
, tmp
);
2103 val
= RBIOS8(offset
);
2108 static uint32_t combios_detect_ram(struct drm_device
*dev
, int ram
,
2109 int mem_addr_mapping
)
2111 struct radeon_device
*rdev
= dev
->dev_private
;
2116 mem_cntl
= RREG32(RADEON_MEM_CNTL
);
2117 if (mem_cntl
& RV100_HALF_MODE
)
2120 mem_cntl
&= ~(0xff << 8);
2121 mem_cntl
|= (mem_addr_mapping
& 0xff) << 8;
2122 WREG32(RADEON_MEM_CNTL
, mem_cntl
);
2123 RREG32(RADEON_MEM_CNTL
);
2127 /* something like this???? */
2129 addr
= ram
* 1024 * 1024;
2130 /* write to each page */
2131 WREG32(RADEON_MM_INDEX
, (addr
) | RADEON_MM_APER
);
2132 WREG32(RADEON_MM_DATA
, 0xdeadbeef);
2133 /* read back and verify */
2134 WREG32(RADEON_MM_INDEX
, (addr
) | RADEON_MM_APER
);
2135 if (RREG32(RADEON_MM_DATA
) != 0xdeadbeef)
2142 static void combios_write_ram_size(struct drm_device
*dev
)
2144 struct radeon_device
*rdev
= dev
->dev_private
;
2147 uint32_t mem_size
= 0;
2148 uint32_t mem_cntl
= 0;
2150 /* should do something smarter here I guess... */
2151 if (rdev
->flags
& RADEON_IS_IGP
)
2154 /* first check detected mem table */
2155 offset
= combios_get_table_offset(dev
, COMBIOS_DETECTED_MEM_TABLE
);
2157 rev
= RBIOS8(offset
);
2159 mem_cntl
= RBIOS32(offset
+ 1);
2160 mem_size
= RBIOS16(offset
+ 5);
2161 if (((rdev
->flags
& RADEON_FAMILY_MASK
) < CHIP_R200
) &&
2162 ((dev
->pdev
->device
!= 0x515e)
2163 && (dev
->pdev
->device
!= 0x5969)))
2164 WREG32(RADEON_MEM_CNTL
, mem_cntl
);
2170 combios_get_table_offset(dev
, COMBIOS_MEM_CONFIG_TABLE
);
2172 rev
= RBIOS8(offset
- 1);
2174 if (((rdev
->flags
& RADEON_FAMILY_MASK
) <
2176 && ((dev
->pdev
->device
!= 0x515e)
2177 && (dev
->pdev
->device
!= 0x5969))) {
2179 int mem_addr_mapping
= 0;
2181 while (RBIOS8(offset
)) {
2182 ram
= RBIOS8(offset
);
2185 if (mem_addr_mapping
!= 0x25)
2188 combios_detect_ram(dev
, ram
,
2195 mem_size
= RBIOS8(offset
);
2197 mem_size
= RBIOS8(offset
);
2198 mem_size
*= 2; /* convert to MB */
2203 mem_size
*= (1024 * 1024); /* convert to bytes */
2204 WREG32(RADEON_CONFIG_MEMSIZE
, mem_size
);
2207 void radeon_combios_dyn_clk_setup(struct drm_device
*dev
, int enable
)
2209 uint16_t dyn_clk_info
=
2210 combios_get_table_offset(dev
, COMBIOS_DYN_CLK_1_TABLE
);
2213 combios_parse_pll_table(dev
, dyn_clk_info
);
2216 void radeon_combios_asic_init(struct drm_device
*dev
)
2218 struct radeon_device
*rdev
= dev
->dev_private
;
2221 /* port hardcoded mac stuff from radeonfb */
2222 if (rdev
->bios
== NULL
)
2226 table
= combios_get_table_offset(dev
, COMBIOS_ASIC_INIT_1_TABLE
);
2228 combios_parse_mmio_table(dev
, table
);
2231 table
= combios_get_table_offset(dev
, COMBIOS_PLL_INIT_TABLE
);
2233 combios_parse_pll_table(dev
, table
);
2236 table
= combios_get_table_offset(dev
, COMBIOS_ASIC_INIT_2_TABLE
);
2238 combios_parse_mmio_table(dev
, table
);
2240 if (!(rdev
->flags
& RADEON_IS_IGP
)) {
2243 combios_get_table_offset(dev
, COMBIOS_ASIC_INIT_4_TABLE
);
2245 combios_parse_mmio_table(dev
, table
);
2248 table
= combios_get_table_offset(dev
, COMBIOS_RAM_RESET_TABLE
);
2250 combios_parse_ram_reset_table(dev
, table
);
2254 combios_get_table_offset(dev
, COMBIOS_ASIC_INIT_3_TABLE
);
2256 combios_parse_mmio_table(dev
, table
);
2258 /* write CONFIG_MEMSIZE */
2259 combios_write_ram_size(dev
);
2263 table
= combios_get_table_offset(dev
, COMBIOS_DYN_CLK_1_TABLE
);
2265 combios_parse_pll_table(dev
, table
);
2269 void radeon_combios_initialize_bios_scratch_regs(struct drm_device
*dev
)
2271 struct radeon_device
*rdev
= dev
->dev_private
;
2272 uint32_t bios_0_scratch
, bios_6_scratch
, bios_7_scratch
;
2274 bios_0_scratch
= RREG32(RADEON_BIOS_0_SCRATCH
);
2275 bios_6_scratch
= RREG32(RADEON_BIOS_6_SCRATCH
);
2276 bios_7_scratch
= RREG32(RADEON_BIOS_7_SCRATCH
);
2278 /* let the bios control the backlight */
2279 bios_0_scratch
&= ~RADEON_DRIVER_BRIGHTNESS_EN
;
2281 /* tell the bios not to handle mode switching */
2282 bios_6_scratch
|= (RADEON_DISPLAY_SWITCHING_DIS
|
2283 RADEON_ACC_MODE_CHANGE
);
2285 /* tell the bios a driver is loaded */
2286 bios_7_scratch
|= RADEON_DRV_LOADED
;
2288 WREG32(RADEON_BIOS_0_SCRATCH
, bios_0_scratch
);
2289 WREG32(RADEON_BIOS_6_SCRATCH
, bios_6_scratch
);
2290 WREG32(RADEON_BIOS_7_SCRATCH
, bios_7_scratch
);
2293 void radeon_combios_output_lock(struct drm_encoder
*encoder
, bool lock
)
2295 struct drm_device
*dev
= encoder
->dev
;
2296 struct radeon_device
*rdev
= dev
->dev_private
;
2297 uint32_t bios_6_scratch
;
2299 bios_6_scratch
= RREG32(RADEON_BIOS_6_SCRATCH
);
2302 bios_6_scratch
|= RADEON_DRIVER_CRITICAL
;
2304 bios_6_scratch
&= ~RADEON_DRIVER_CRITICAL
;
2306 WREG32(RADEON_BIOS_6_SCRATCH
, bios_6_scratch
);
2310 radeon_combios_connected_scratch_regs(struct drm_connector
*connector
,
2311 struct drm_encoder
*encoder
,
2314 struct drm_device
*dev
= connector
->dev
;
2315 struct radeon_device
*rdev
= dev
->dev_private
;
2316 struct radeon_connector
*radeon_connector
=
2317 to_radeon_connector(connector
);
2318 struct radeon_encoder
*radeon_encoder
= to_radeon_encoder(encoder
);
2319 uint32_t bios_4_scratch
= RREG32(RADEON_BIOS_4_SCRATCH
);
2320 uint32_t bios_5_scratch
= RREG32(RADEON_BIOS_5_SCRATCH
);
2322 if ((radeon_encoder
->devices
& ATOM_DEVICE_TV1_SUPPORT
) &&
2323 (radeon_connector
->devices
& ATOM_DEVICE_TV1_SUPPORT
)) {
2325 DRM_DEBUG("TV1 connected\n");
2327 bios_4_scratch
|= RADEON_TV1_ATTACHED_SVIDEO
;
2328 /*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
2329 bios_5_scratch
|= RADEON_TV1_ON
;
2330 bios_5_scratch
|= RADEON_ACC_REQ_TV1
;
2332 DRM_DEBUG("TV1 disconnected\n");
2333 bios_4_scratch
&= ~RADEON_TV1_ATTACHED_MASK
;
2334 bios_5_scratch
&= ~RADEON_TV1_ON
;
2335 bios_5_scratch
&= ~RADEON_ACC_REQ_TV1
;
2338 if ((radeon_encoder
->devices
& ATOM_DEVICE_LCD1_SUPPORT
) &&
2339 (radeon_connector
->devices
& ATOM_DEVICE_LCD1_SUPPORT
)) {
2341 DRM_DEBUG("LCD1 connected\n");
2342 bios_4_scratch
|= RADEON_LCD1_ATTACHED
;
2343 bios_5_scratch
|= RADEON_LCD1_ON
;
2344 bios_5_scratch
|= RADEON_ACC_REQ_LCD1
;
2346 DRM_DEBUG("LCD1 disconnected\n");
2347 bios_4_scratch
&= ~RADEON_LCD1_ATTACHED
;
2348 bios_5_scratch
&= ~RADEON_LCD1_ON
;
2349 bios_5_scratch
&= ~RADEON_ACC_REQ_LCD1
;
2352 if ((radeon_encoder
->devices
& ATOM_DEVICE_CRT1_SUPPORT
) &&
2353 (radeon_connector
->devices
& ATOM_DEVICE_CRT1_SUPPORT
)) {
2355 DRM_DEBUG("CRT1 connected\n");
2356 bios_4_scratch
|= RADEON_CRT1_ATTACHED_COLOR
;
2357 bios_5_scratch
|= RADEON_CRT1_ON
;
2358 bios_5_scratch
|= RADEON_ACC_REQ_CRT1
;
2360 DRM_DEBUG("CRT1 disconnected\n");
2361 bios_4_scratch
&= ~RADEON_CRT1_ATTACHED_MASK
;
2362 bios_5_scratch
&= ~RADEON_CRT1_ON
;
2363 bios_5_scratch
&= ~RADEON_ACC_REQ_CRT1
;
2366 if ((radeon_encoder
->devices
& ATOM_DEVICE_CRT2_SUPPORT
) &&
2367 (radeon_connector
->devices
& ATOM_DEVICE_CRT2_SUPPORT
)) {
2369 DRM_DEBUG("CRT2 connected\n");
2370 bios_4_scratch
|= RADEON_CRT2_ATTACHED_COLOR
;
2371 bios_5_scratch
|= RADEON_CRT2_ON
;
2372 bios_5_scratch
|= RADEON_ACC_REQ_CRT2
;
2374 DRM_DEBUG("CRT2 disconnected\n");
2375 bios_4_scratch
&= ~RADEON_CRT2_ATTACHED_MASK
;
2376 bios_5_scratch
&= ~RADEON_CRT2_ON
;
2377 bios_5_scratch
&= ~RADEON_ACC_REQ_CRT2
;
2380 if ((radeon_encoder
->devices
& ATOM_DEVICE_DFP1_SUPPORT
) &&
2381 (radeon_connector
->devices
& ATOM_DEVICE_DFP1_SUPPORT
)) {
2383 DRM_DEBUG("DFP1 connected\n");
2384 bios_4_scratch
|= RADEON_DFP1_ATTACHED
;
2385 bios_5_scratch
|= RADEON_DFP1_ON
;
2386 bios_5_scratch
|= RADEON_ACC_REQ_DFP1
;
2388 DRM_DEBUG("DFP1 disconnected\n");
2389 bios_4_scratch
&= ~RADEON_DFP1_ATTACHED
;
2390 bios_5_scratch
&= ~RADEON_DFP1_ON
;
2391 bios_5_scratch
&= ~RADEON_ACC_REQ_DFP1
;
2394 if ((radeon_encoder
->devices
& ATOM_DEVICE_DFP2_SUPPORT
) &&
2395 (radeon_connector
->devices
& ATOM_DEVICE_DFP2_SUPPORT
)) {
2397 DRM_DEBUG("DFP2 connected\n");
2398 bios_4_scratch
|= RADEON_DFP2_ATTACHED
;
2399 bios_5_scratch
|= RADEON_DFP2_ON
;
2400 bios_5_scratch
|= RADEON_ACC_REQ_DFP2
;
2402 DRM_DEBUG("DFP2 disconnected\n");
2403 bios_4_scratch
&= ~RADEON_DFP2_ATTACHED
;
2404 bios_5_scratch
&= ~RADEON_DFP2_ON
;
2405 bios_5_scratch
&= ~RADEON_ACC_REQ_DFP2
;
2408 WREG32(RADEON_BIOS_4_SCRATCH
, bios_4_scratch
);
2409 WREG32(RADEON_BIOS_5_SCRATCH
, bios_5_scratch
);
2413 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder
*encoder
, int crtc
)
2415 struct drm_device
*dev
= encoder
->dev
;
2416 struct radeon_device
*rdev
= dev
->dev_private
;
2417 struct radeon_encoder
*radeon_encoder
= to_radeon_encoder(encoder
);
2418 uint32_t bios_5_scratch
= RREG32(RADEON_BIOS_5_SCRATCH
);
2420 if (radeon_encoder
->devices
& ATOM_DEVICE_TV1_SUPPORT
) {
2421 bios_5_scratch
&= ~RADEON_TV1_CRTC_MASK
;
2422 bios_5_scratch
|= (crtc
<< RADEON_TV1_CRTC_SHIFT
);
2424 if (radeon_encoder
->devices
& ATOM_DEVICE_CRT1_SUPPORT
) {
2425 bios_5_scratch
&= ~RADEON_CRT1_CRTC_MASK
;
2426 bios_5_scratch
|= (crtc
<< RADEON_CRT1_CRTC_SHIFT
);
2428 if (radeon_encoder
->devices
& ATOM_DEVICE_CRT2_SUPPORT
) {
2429 bios_5_scratch
&= ~RADEON_CRT2_CRTC_MASK
;
2430 bios_5_scratch
|= (crtc
<< RADEON_CRT2_CRTC_SHIFT
);
2432 if (radeon_encoder
->devices
& ATOM_DEVICE_LCD1_SUPPORT
) {
2433 bios_5_scratch
&= ~RADEON_LCD1_CRTC_MASK
;
2434 bios_5_scratch
|= (crtc
<< RADEON_LCD1_CRTC_SHIFT
);
2436 if (radeon_encoder
->devices
& ATOM_DEVICE_DFP1_SUPPORT
) {
2437 bios_5_scratch
&= ~RADEON_DFP1_CRTC_MASK
;
2438 bios_5_scratch
|= (crtc
<< RADEON_DFP1_CRTC_SHIFT
);
2440 if (radeon_encoder
->devices
& ATOM_DEVICE_DFP2_SUPPORT
) {
2441 bios_5_scratch
&= ~RADEON_DFP2_CRTC_MASK
;
2442 bios_5_scratch
|= (crtc
<< RADEON_DFP2_CRTC_SHIFT
);
2444 WREG32(RADEON_BIOS_5_SCRATCH
, bios_5_scratch
);
2448 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder
*encoder
, bool on
)
2450 struct drm_device
*dev
= encoder
->dev
;
2451 struct radeon_device
*rdev
= dev
->dev_private
;
2452 struct radeon_encoder
*radeon_encoder
= to_radeon_encoder(encoder
);
2453 uint32_t bios_6_scratch
= RREG32(RADEON_BIOS_6_SCRATCH
);
2455 if (radeon_encoder
->devices
& (ATOM_DEVICE_TV_SUPPORT
)) {
2457 bios_6_scratch
|= RADEON_TV_DPMS_ON
;
2459 bios_6_scratch
&= ~RADEON_TV_DPMS_ON
;
2461 if (radeon_encoder
->devices
& (ATOM_DEVICE_CRT_SUPPORT
)) {
2463 bios_6_scratch
|= RADEON_CRT_DPMS_ON
;
2465 bios_6_scratch
&= ~RADEON_CRT_DPMS_ON
;
2467 if (radeon_encoder
->devices
& (ATOM_DEVICE_LCD_SUPPORT
)) {
2469 bios_6_scratch
|= RADEON_LCD_DPMS_ON
;
2471 bios_6_scratch
&= ~RADEON_LCD_DPMS_ON
;
2473 if (radeon_encoder
->devices
& (ATOM_DEVICE_DFP_SUPPORT
)) {
2475 bios_6_scratch
|= RADEON_DFP_DPMS_ON
;
2477 bios_6_scratch
&= ~RADEON_DFP_DPMS_ON
;
2479 WREG32(RADEON_BIOS_6_SCRATCH
, bios_6_scratch
);