radeon_combios.c revision d7311171c4cc8d6231427f7ac5056b939a184b80
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_id(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_id,
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;
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	edid = kmalloc(EDID_LENGTH * (raw[0x7e] + 1), GFP_KERNEL);
460	if (edid == NULL)
461		return false;
462
463	memcpy((unsigned char *)edid, raw, EDID_LENGTH * (raw[0x7e] + 1));
464
465	if (!drm_edid_is_valid(edid)) {
466		kfree(edid);
467		return false;
468	}
469
470	rdev->mode_info.bios_hardcoded_edid = edid;
471	return true;
472}
473
474struct edid *
475radeon_combios_get_hardcoded_edid(struct radeon_device *rdev)
476{
477	if (rdev->mode_info.bios_hardcoded_edid)
478		return rdev->mode_info.bios_hardcoded_edid;
479	return NULL;
480}
481
482static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
483						       int ddc_line)
484{
485	struct radeon_i2c_bus_rec i2c;
486
487	if (ddc_line == RADEON_GPIOPAD_MASK) {
488		i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
489		i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
490		i2c.a_clk_reg = RADEON_GPIOPAD_A;
491		i2c.a_data_reg = RADEON_GPIOPAD_A;
492		i2c.en_clk_reg = RADEON_GPIOPAD_EN;
493		i2c.en_data_reg = RADEON_GPIOPAD_EN;
494		i2c.y_clk_reg = RADEON_GPIOPAD_Y;
495		i2c.y_data_reg = RADEON_GPIOPAD_Y;
496	} else if (ddc_line == RADEON_MDGPIO_MASK) {
497		i2c.mask_clk_reg = RADEON_MDGPIO_MASK;
498		i2c.mask_data_reg = RADEON_MDGPIO_MASK;
499		i2c.a_clk_reg = RADEON_MDGPIO_A;
500		i2c.a_data_reg = RADEON_MDGPIO_A;
501		i2c.en_clk_reg = RADEON_MDGPIO_EN;
502		i2c.en_data_reg = RADEON_MDGPIO_EN;
503		i2c.y_clk_reg = RADEON_MDGPIO_Y;
504		i2c.y_data_reg = RADEON_MDGPIO_Y;
505	} else {
506		i2c.mask_clk_mask = RADEON_GPIO_EN_1;
507		i2c.mask_data_mask = RADEON_GPIO_EN_0;
508		i2c.a_clk_mask = RADEON_GPIO_A_1;
509		i2c.a_data_mask = RADEON_GPIO_A_0;
510		i2c.en_clk_mask = RADEON_GPIO_EN_1;
511		i2c.en_data_mask = RADEON_GPIO_EN_0;
512		i2c.y_clk_mask = RADEON_GPIO_Y_1;
513		i2c.y_data_mask = RADEON_GPIO_Y_0;
514
515		i2c.mask_clk_reg = ddc_line;
516		i2c.mask_data_reg = ddc_line;
517		i2c.a_clk_reg = ddc_line;
518		i2c.a_data_reg = ddc_line;
519		i2c.en_clk_reg = ddc_line;
520		i2c.en_data_reg = ddc_line;
521		i2c.y_clk_reg = ddc_line;
522		i2c.y_data_reg = ddc_line;
523	}
524
525	switch (rdev->family) {
526	case CHIP_R100:
527	case CHIP_RV100:
528	case CHIP_RS100:
529	case CHIP_RV200:
530	case CHIP_RS200:
531	case CHIP_RS300:
532		switch (ddc_line) {
533		case RADEON_GPIO_DVI_DDC:
534			i2c.hw_capable = true;
535			break;
536		default:
537			i2c.hw_capable = false;
538			break;
539		}
540		break;
541	case CHIP_R200:
542		switch (ddc_line) {
543		case RADEON_GPIO_DVI_DDC:
544		case RADEON_GPIO_MONID:
545			i2c.hw_capable = true;
546			break;
547		default:
548			i2c.hw_capable = false;
549			break;
550		}
551		break;
552	case CHIP_RV250:
553	case CHIP_RV280:
554		switch (ddc_line) {
555		case RADEON_GPIO_VGA_DDC:
556		case RADEON_GPIO_DVI_DDC:
557		case RADEON_GPIO_CRT2_DDC:
558			i2c.hw_capable = true;
559			break;
560		default:
561			i2c.hw_capable = false;
562			break;
563		}
564		break;
565	case CHIP_R300:
566	case CHIP_R350:
567		switch (ddc_line) {
568		case RADEON_GPIO_VGA_DDC:
569		case RADEON_GPIO_DVI_DDC:
570			i2c.hw_capable = true;
571			break;
572		default:
573			i2c.hw_capable = false;
574			break;
575		}
576		break;
577	case CHIP_RV350:
578	case CHIP_RV380:
579	case CHIP_RS400:
580	case CHIP_RS480:
581		switch (ddc_line) {
582		case RADEON_GPIO_VGA_DDC:
583		case RADEON_GPIO_DVI_DDC:
584			i2c.hw_capable = true;
585			break;
586		case RADEON_GPIO_MONID:
587			/* hw i2c on RADEON_GPIO_MONID doesn't seem to work
588			 * reliably on some pre-r4xx hardware; not sure why.
589			 */
590			i2c.hw_capable = false;
591			break;
592		default:
593			i2c.hw_capable = false;
594			break;
595		}
596		break;
597	default:
598		i2c.hw_capable = false;
599		break;
600	}
601	i2c.mm_i2c = false;
602	i2c.i2c_id = 0;
603	i2c.hpd_id = 0;
604
605	if (ddc_line)
606		i2c.valid = true;
607	else
608		i2c.valid = false;
609
610	return i2c;
611}
612
613bool radeon_combios_get_clock_info(struct drm_device *dev)
614{
615	struct radeon_device *rdev = dev->dev_private;
616	uint16_t pll_info;
617	struct radeon_pll *p1pll = &rdev->clock.p1pll;
618	struct radeon_pll *p2pll = &rdev->clock.p2pll;
619	struct radeon_pll *spll = &rdev->clock.spll;
620	struct radeon_pll *mpll = &rdev->clock.mpll;
621	int8_t rev;
622	uint16_t sclk, mclk;
623
624	pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
625	if (pll_info) {
626		rev = RBIOS8(pll_info);
627
628		/* pixel clocks */
629		p1pll->reference_freq = RBIOS16(pll_info + 0xe);
630		p1pll->reference_div = RBIOS16(pll_info + 0x10);
631		p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
632		p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
633		p1pll->lcd_pll_out_min = p1pll->pll_out_min;
634		p1pll->lcd_pll_out_max = p1pll->pll_out_max;
635
636		if (rev > 9) {
637			p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
638			p1pll->pll_in_max = RBIOS32(pll_info + 0x3a);
639		} else {
640			p1pll->pll_in_min = 40;
641			p1pll->pll_in_max = 500;
642		}
643		*p2pll = *p1pll;
644
645		/* system clock */
646		spll->reference_freq = RBIOS16(pll_info + 0x1a);
647		spll->reference_div = RBIOS16(pll_info + 0x1c);
648		spll->pll_out_min = RBIOS32(pll_info + 0x1e);
649		spll->pll_out_max = RBIOS32(pll_info + 0x22);
650
651		if (rev > 10) {
652			spll->pll_in_min = RBIOS32(pll_info + 0x48);
653			spll->pll_in_max = RBIOS32(pll_info + 0x4c);
654		} else {
655			/* ??? */
656			spll->pll_in_min = 40;
657			spll->pll_in_max = 500;
658		}
659
660		/* memory clock */
661		mpll->reference_freq = RBIOS16(pll_info + 0x26);
662		mpll->reference_div = RBIOS16(pll_info + 0x28);
663		mpll->pll_out_min = RBIOS32(pll_info + 0x2a);
664		mpll->pll_out_max = RBIOS32(pll_info + 0x2e);
665
666		if (rev > 10) {
667			mpll->pll_in_min = RBIOS32(pll_info + 0x5a);
668			mpll->pll_in_max = RBIOS32(pll_info + 0x5e);
669		} else {
670			/* ??? */
671			mpll->pll_in_min = 40;
672			mpll->pll_in_max = 500;
673		}
674
675		/* default sclk/mclk */
676		sclk = RBIOS16(pll_info + 0xa);
677		mclk = RBIOS16(pll_info + 0x8);
678		if (sclk == 0)
679			sclk = 200 * 100;
680		if (mclk == 0)
681			mclk = 200 * 100;
682
683		rdev->clock.default_sclk = sclk;
684		rdev->clock.default_mclk = mclk;
685
686		return true;
687	}
688	return false;
689}
690
691bool radeon_combios_sideport_present(struct radeon_device *rdev)
692{
693	struct drm_device *dev = rdev->ddev;
694	u16 igp_info;
695
696	igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
697
698	if (igp_info) {
699		if (RBIOS16(igp_info + 0x4))
700			return true;
701	}
702	return false;
703}
704
705static const uint32_t default_primarydac_adj[CHIP_LAST] = {
706	0x00000808,		/* r100  */
707	0x00000808,		/* rv100 */
708	0x00000808,		/* rs100 */
709	0x00000808,		/* rv200 */
710	0x00000808,		/* rs200 */
711	0x00000808,		/* r200  */
712	0x00000808,		/* rv250 */
713	0x00000000,		/* rs300 */
714	0x00000808,		/* rv280 */
715	0x00000808,		/* r300  */
716	0x00000808,		/* r350  */
717	0x00000808,		/* rv350 */
718	0x00000808,		/* rv380 */
719	0x00000808,		/* r420  */
720	0x00000808,		/* r423  */
721	0x00000808,		/* rv410 */
722	0x00000000,		/* rs400 */
723	0x00000000,		/* rs480 */
724};
725
726static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
727							  struct radeon_encoder_primary_dac *p_dac)
728{
729	p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
730	return;
731}
732
733struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
734								       radeon_encoder
735								       *encoder)
736{
737	struct drm_device *dev = encoder->base.dev;
738	struct radeon_device *rdev = dev->dev_private;
739	uint16_t dac_info;
740	uint8_t rev, bg, dac;
741	struct radeon_encoder_primary_dac *p_dac = NULL;
742	int found = 0;
743
744	p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
745			GFP_KERNEL);
746
747	if (!p_dac)
748		return NULL;
749
750	/* check CRT table */
751	dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
752	if (dac_info) {
753		rev = RBIOS8(dac_info) & 0x3;
754		if (rev < 2) {
755			bg = RBIOS8(dac_info + 0x2) & 0xf;
756			dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf;
757			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
758		} else {
759			bg = RBIOS8(dac_info + 0x2) & 0xf;
760			dac = RBIOS8(dac_info + 0x3) & 0xf;
761			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
762		}
763		/* if the values are all zeros, use the table */
764		if (p_dac->ps2_pdac_adj)
765			found = 1;
766	}
767
768	if (!found) /* fallback to defaults */
769		radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
770
771	return p_dac;
772}
773
774enum radeon_tv_std
775radeon_combios_get_tv_info(struct radeon_device *rdev)
776{
777	struct drm_device *dev = rdev->ddev;
778	uint16_t tv_info;
779	enum radeon_tv_std tv_std = TV_STD_NTSC;
780
781	tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
782	if (tv_info) {
783		if (RBIOS8(tv_info + 6) == 'T') {
784			switch (RBIOS8(tv_info + 7) & 0xf) {
785			case 1:
786				tv_std = TV_STD_NTSC;
787				DRM_INFO("Default TV standard: NTSC\n");
788				break;
789			case 2:
790				tv_std = TV_STD_PAL;
791				DRM_INFO("Default TV standard: PAL\n");
792				break;
793			case 3:
794				tv_std = TV_STD_PAL_M;
795				DRM_INFO("Default TV standard: PAL-M\n");
796				break;
797			case 4:
798				tv_std = TV_STD_PAL_60;
799				DRM_INFO("Default TV standard: PAL-60\n");
800				break;
801			case 5:
802				tv_std = TV_STD_NTSC_J;
803				DRM_INFO("Default TV standard: NTSC-J\n");
804				break;
805			case 6:
806				tv_std = TV_STD_SCART_PAL;
807				DRM_INFO("Default TV standard: SCART-PAL\n");
808				break;
809			default:
810				tv_std = TV_STD_NTSC;
811				DRM_INFO
812				    ("Unknown TV standard; defaulting to NTSC\n");
813				break;
814			}
815
816			switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) {
817			case 0:
818				DRM_INFO("29.498928713 MHz TV ref clk\n");
819				break;
820			case 1:
821				DRM_INFO("28.636360000 MHz TV ref clk\n");
822				break;
823			case 2:
824				DRM_INFO("14.318180000 MHz TV ref clk\n");
825				break;
826			case 3:
827				DRM_INFO("27.000000000 MHz TV ref clk\n");
828				break;
829			default:
830				break;
831			}
832		}
833	}
834	return tv_std;
835}
836
837static const uint32_t default_tvdac_adj[CHIP_LAST] = {
838	0x00000000,		/* r100  */
839	0x00280000,		/* rv100 */
840	0x00000000,		/* rs100 */
841	0x00880000,		/* rv200 */
842	0x00000000,		/* rs200 */
843	0x00000000,		/* r200  */
844	0x00770000,		/* rv250 */
845	0x00290000,		/* rs300 */
846	0x00560000,		/* rv280 */
847	0x00780000,		/* r300  */
848	0x00770000,		/* r350  */
849	0x00780000,		/* rv350 */
850	0x00780000,		/* rv380 */
851	0x01080000,		/* r420  */
852	0x01080000,		/* r423  */
853	0x01080000,		/* rv410 */
854	0x00780000,		/* rs400 */
855	0x00780000,		/* rs480 */
856};
857
858static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
859						     struct radeon_encoder_tv_dac *tv_dac)
860{
861	tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
862	if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
863		tv_dac->ps2_tvdac_adj = 0x00880000;
864	tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
865	tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
866	return;
867}
868
869struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
870							     radeon_encoder
871							     *encoder)
872{
873	struct drm_device *dev = encoder->base.dev;
874	struct radeon_device *rdev = dev->dev_private;
875	uint16_t dac_info;
876	uint8_t rev, bg, dac;
877	struct radeon_encoder_tv_dac *tv_dac = NULL;
878	int found = 0;
879
880	tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
881	if (!tv_dac)
882		return NULL;
883
884	/* first check TV table */
885	dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
886	if (dac_info) {
887		rev = RBIOS8(dac_info + 0x3);
888		if (rev > 4) {
889			bg = RBIOS8(dac_info + 0xc) & 0xf;
890			dac = RBIOS8(dac_info + 0xd) & 0xf;
891			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
892
893			bg = RBIOS8(dac_info + 0xe) & 0xf;
894			dac = RBIOS8(dac_info + 0xf) & 0xf;
895			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
896
897			bg = RBIOS8(dac_info + 0x10) & 0xf;
898			dac = RBIOS8(dac_info + 0x11) & 0xf;
899			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
900			/* if the values are all zeros, use the table */
901			if (tv_dac->ps2_tvdac_adj)
902				found = 1;
903		} else if (rev > 1) {
904			bg = RBIOS8(dac_info + 0xc) & 0xf;
905			dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
906			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
907
908			bg = RBIOS8(dac_info + 0xd) & 0xf;
909			dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf;
910			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
911
912			bg = RBIOS8(dac_info + 0xe) & 0xf;
913			dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
914			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
915			/* if the values are all zeros, use the table */
916			if (tv_dac->ps2_tvdac_adj)
917				found = 1;
918		}
919		tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
920	}
921	if (!found) {
922		/* then check CRT table */
923		dac_info =
924		    combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
925		if (dac_info) {
926			rev = RBIOS8(dac_info) & 0x3;
927			if (rev < 2) {
928				bg = RBIOS8(dac_info + 0x3) & 0xf;
929				dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf;
930				tv_dac->ps2_tvdac_adj =
931				    (bg << 16) | (dac << 20);
932				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
933				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
934				/* if the values are all zeros, use the table */
935				if (tv_dac->ps2_tvdac_adj)
936					found = 1;
937			} else {
938				bg = RBIOS8(dac_info + 0x4) & 0xf;
939				dac = RBIOS8(dac_info + 0x5) & 0xf;
940				tv_dac->ps2_tvdac_adj =
941				    (bg << 16) | (dac << 20);
942				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
943				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
944				/* if the values are all zeros, use the table */
945				if (tv_dac->ps2_tvdac_adj)
946					found = 1;
947			}
948		} else {
949			DRM_INFO("No TV DAC info found in BIOS\n");
950		}
951	}
952
953	if (!found) /* fallback to defaults */
954		radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
955
956	return tv_dac;
957}
958
959static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
960									 radeon_device
961									 *rdev)
962{
963	struct radeon_encoder_lvds *lvds = NULL;
964	uint32_t fp_vert_stretch, fp_horz_stretch;
965	uint32_t ppll_div_sel, ppll_val;
966	uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
967
968	lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
969
970	if (!lvds)
971		return NULL;
972
973	fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH);
974	fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH);
975
976	/* These should be fail-safe defaults, fingers crossed */
977	lvds->panel_pwr_delay = 200;
978	lvds->panel_vcc_delay = 2000;
979
980	lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
981	lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf;
982	lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
983
984	if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
985		lvds->native_mode.vdisplay =
986		    ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
987		     RADEON_VERT_PANEL_SHIFT) + 1;
988	else
989		lvds->native_mode.vdisplay =
990		    (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
991
992	if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
993		lvds->native_mode.hdisplay =
994		    (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
995		      RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
996	else
997		lvds->native_mode.hdisplay =
998		    ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
999
1000	if ((lvds->native_mode.hdisplay < 640) ||
1001	    (lvds->native_mode.vdisplay < 480)) {
1002		lvds->native_mode.hdisplay = 640;
1003		lvds->native_mode.vdisplay = 480;
1004	}
1005
1006	ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
1007	ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel);
1008	if ((ppll_val & 0x000707ff) == 0x1bb)
1009		lvds->use_bios_dividers = false;
1010	else {
1011		lvds->panel_ref_divider =
1012		    RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
1013		lvds->panel_post_divider = (ppll_val >> 16) & 0x7;
1014		lvds->panel_fb_divider = ppll_val & 0x7ff;
1015
1016		if ((lvds->panel_ref_divider != 0) &&
1017		    (lvds->panel_fb_divider > 3))
1018			lvds->use_bios_dividers = true;
1019	}
1020	lvds->panel_vcc_delay = 200;
1021
1022	DRM_INFO("Panel info derived from registers\n");
1023	DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1024		 lvds->native_mode.vdisplay);
1025
1026	return lvds;
1027}
1028
1029struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
1030							 *encoder)
1031{
1032	struct drm_device *dev = encoder->base.dev;
1033	struct radeon_device *rdev = dev->dev_private;
1034	uint16_t lcd_info;
1035	uint32_t panel_setup;
1036	char stmp[30];
1037	int tmp, i;
1038	struct radeon_encoder_lvds *lvds = NULL;
1039
1040	lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
1041
1042	if (lcd_info) {
1043		lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1044
1045		if (!lvds)
1046			return NULL;
1047
1048		for (i = 0; i < 24; i++)
1049			stmp[i] = RBIOS8(lcd_info + i + 1);
1050		stmp[24] = 0;
1051
1052		DRM_INFO("Panel ID String: %s\n", stmp);
1053
1054		lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
1055		lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
1056
1057		DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1058			 lvds->native_mode.vdisplay);
1059
1060		lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
1061		lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
1062
1063		lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
1064		lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
1065		lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf;
1066
1067		lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e);
1068		lvds->panel_post_divider = RBIOS8(lcd_info + 0x30);
1069		lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31);
1070		if ((lvds->panel_ref_divider != 0) &&
1071		    (lvds->panel_fb_divider > 3))
1072			lvds->use_bios_dividers = true;
1073
1074		panel_setup = RBIOS32(lcd_info + 0x39);
1075		lvds->lvds_gen_cntl = 0xff00;
1076		if (panel_setup & 0x1)
1077			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
1078
1079		if ((panel_setup >> 4) & 0x1)
1080			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
1081
1082		switch ((panel_setup >> 8) & 0x7) {
1083		case 0:
1084			lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
1085			break;
1086		case 1:
1087			lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
1088			break;
1089		case 2:
1090			lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
1091			break;
1092		default:
1093			break;
1094		}
1095
1096		if ((panel_setup >> 16) & 0x1)
1097			lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
1098
1099		if ((panel_setup >> 17) & 0x1)
1100			lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
1101
1102		if ((panel_setup >> 18) & 0x1)
1103			lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
1104
1105		if ((panel_setup >> 23) & 0x1)
1106			lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
1107
1108		lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000);
1109
1110		for (i = 0; i < 32; i++) {
1111			tmp = RBIOS16(lcd_info + 64 + i * 2);
1112			if (tmp == 0)
1113				break;
1114
1115			if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
1116			    (RBIOS16(tmp + 2) == lvds->native_mode.vdisplay)) {
1117				lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1118					(RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8;
1119				lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1120					(RBIOS16(tmp + 21) - RBIOS16(tmp + 19) - 1) * 8;
1121				lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1122					(RBIOS8(tmp + 23) * 8);
1123
1124				lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1125					(RBIOS16(tmp + 24) - RBIOS16(tmp + 26));
1126				lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1127					((RBIOS16(tmp + 28) & 0x7ff) - RBIOS16(tmp + 26));
1128				lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1129					((RBIOS16(tmp + 28) & 0xf800) >> 11);
1130
1131				lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
1132				lvds->native_mode.flags = 0;
1133				/* set crtc values */
1134				drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1135
1136			}
1137		}
1138	} else {
1139		DRM_INFO("No panel info found in BIOS\n");
1140		lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
1141	}
1142
1143	if (lvds)
1144		encoder->native_mode = lvds->native_mode;
1145	return lvds;
1146}
1147
1148static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
1149	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R100  */
1150	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV100 */
1151	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS100 */
1152	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV200 */
1153	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RS200 */
1154	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R200  */
1155	{{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}},	/* CHIP_RV250 */
1156	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS300 */
1157	{{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}},	/* CHIP_RV280 */
1158	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R300  */
1159	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R350  */
1160	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV350 */
1161	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV380 */
1162	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R420  */
1163	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R423  */
1164	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RV410 */
1165	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS400 */
1166	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS480 */
1167};
1168
1169bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
1170					    struct radeon_encoder_int_tmds *tmds)
1171{
1172	struct drm_device *dev = encoder->base.dev;
1173	struct radeon_device *rdev = dev->dev_private;
1174	int i;
1175
1176	for (i = 0; i < 4; i++) {
1177		tmds->tmds_pll[i].value =
1178			default_tmds_pll[rdev->family][i].value;
1179		tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
1180	}
1181
1182	return true;
1183}
1184
1185bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
1186					      struct radeon_encoder_int_tmds *tmds)
1187{
1188	struct drm_device *dev = encoder->base.dev;
1189	struct radeon_device *rdev = dev->dev_private;
1190	uint16_t tmds_info;
1191	int i, n;
1192	uint8_t ver;
1193
1194	tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
1195
1196	if (tmds_info) {
1197		ver = RBIOS8(tmds_info);
1198		DRM_INFO("DFP table revision: %d\n", ver);
1199		if (ver == 3) {
1200			n = RBIOS8(tmds_info + 5) + 1;
1201			if (n > 4)
1202				n = 4;
1203			for (i = 0; i < n; i++) {
1204				tmds->tmds_pll[i].value =
1205				    RBIOS32(tmds_info + i * 10 + 0x08);
1206				tmds->tmds_pll[i].freq =
1207				    RBIOS16(tmds_info + i * 10 + 0x10);
1208				DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n",
1209					  tmds->tmds_pll[i].freq,
1210					  tmds->tmds_pll[i].value);
1211			}
1212		} else if (ver == 4) {
1213			int stride = 0;
1214			n = RBIOS8(tmds_info + 5) + 1;
1215			if (n > 4)
1216				n = 4;
1217			for (i = 0; i < n; i++) {
1218				tmds->tmds_pll[i].value =
1219				    RBIOS32(tmds_info + stride + 0x08);
1220				tmds->tmds_pll[i].freq =
1221				    RBIOS16(tmds_info + stride + 0x10);
1222				if (i == 0)
1223					stride += 10;
1224				else
1225					stride += 6;
1226				DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n",
1227					  tmds->tmds_pll[i].freq,
1228					  tmds->tmds_pll[i].value);
1229			}
1230		}
1231	} else {
1232		DRM_INFO("No TMDS info found in BIOS\n");
1233		return false;
1234	}
1235	return true;
1236}
1237
1238bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
1239						struct radeon_encoder_ext_tmds *tmds)
1240{
1241	struct drm_device *dev = encoder->base.dev;
1242	struct radeon_device *rdev = dev->dev_private;
1243	struct radeon_i2c_bus_rec i2c_bus;
1244
1245	/* default for macs */
1246	i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1247	tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1248
1249	/* XXX some macs have duallink chips */
1250	switch (rdev->mode_info.connector_table) {
1251	case CT_POWERBOOK_EXTERNAL:
1252	case CT_MINI_EXTERNAL:
1253	default:
1254		tmds->dvo_chip = DVO_SIL164;
1255		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1256		break;
1257	}
1258
1259	return true;
1260}
1261
1262bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
1263						  struct radeon_encoder_ext_tmds *tmds)
1264{
1265	struct drm_device *dev = encoder->base.dev;
1266	struct radeon_device *rdev = dev->dev_private;
1267	uint16_t offset;
1268	uint8_t ver, id, blocks, clk, data;
1269	int i;
1270	enum radeon_combios_ddc gpio;
1271	struct radeon_i2c_bus_rec i2c_bus;
1272
1273	tmds->i2c_bus = NULL;
1274	if (rdev->flags & RADEON_IS_IGP) {
1275		offset = combios_get_table_offset(dev, COMBIOS_I2C_INFO_TABLE);
1276		if (offset) {
1277			ver = RBIOS8(offset);
1278			DRM_INFO("GPIO Table revision: %d\n", ver);
1279			blocks = RBIOS8(offset + 2);
1280			for (i = 0; i < blocks; i++) {
1281				id = RBIOS8(offset + 3 + (i * 5) + 0);
1282				if (id == 136) {
1283					clk = RBIOS8(offset + 3 + (i * 5) + 3);
1284					data = RBIOS8(offset + 3 + (i * 5) + 4);
1285					i2c_bus.valid = true;
1286					i2c_bus.mask_clk_mask = (1 << clk);
1287					i2c_bus.mask_data_mask = (1 << data);
1288					i2c_bus.a_clk_mask = (1 << clk);
1289					i2c_bus.a_data_mask = (1 << data);
1290					i2c_bus.en_clk_mask = (1 << clk);
1291					i2c_bus.en_data_mask = (1 << data);
1292					i2c_bus.y_clk_mask = (1 << clk);
1293					i2c_bus.y_data_mask = (1 << data);
1294					i2c_bus.mask_clk_reg = RADEON_GPIOPAD_MASK;
1295					i2c_bus.mask_data_reg = RADEON_GPIOPAD_MASK;
1296					i2c_bus.a_clk_reg = RADEON_GPIOPAD_A;
1297					i2c_bus.a_data_reg = RADEON_GPIOPAD_A;
1298					i2c_bus.en_clk_reg = RADEON_GPIOPAD_EN;
1299					i2c_bus.en_data_reg = RADEON_GPIOPAD_EN;
1300					i2c_bus.y_clk_reg = RADEON_GPIOPAD_Y;
1301					i2c_bus.y_data_reg = RADEON_GPIOPAD_Y;
1302					tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1303					tmds->dvo_chip = DVO_SIL164;
1304					tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1305					break;
1306				}
1307			}
1308		}
1309	} else {
1310		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1311		if (offset) {
1312			ver = RBIOS8(offset);
1313			DRM_INFO("External TMDS Table revision: %d\n", ver);
1314			tmds->slave_addr = RBIOS8(offset + 4 + 2);
1315			tmds->slave_addr >>= 1; /* 7 bit addressing */
1316			gpio = RBIOS8(offset + 4 + 3);
1317			switch (gpio) {
1318			case DDC_MONID:
1319				i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1320				tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1321				break;
1322			case DDC_DVI:
1323				i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1324				tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1325				break;
1326			case DDC_VGA:
1327				i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1328				tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1329				break;
1330			case DDC_CRT2:
1331				/* R3xx+ chips don't have GPIO_CRT2_DDC gpio pad */
1332				if (rdev->family >= CHIP_R300)
1333					i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1334				else
1335					i2c_bus = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1336				tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1337				break;
1338			case DDC_LCD: /* MM i2c */
1339				i2c_bus.valid = true;
1340				i2c_bus.hw_capable = true;
1341				i2c_bus.mm_i2c = true;
1342				tmds->i2c_bus = radeon_i2c_create(dev, &i2c_bus, "DVO");
1343				break;
1344			default:
1345				DRM_ERROR("Unsupported gpio %d\n", gpio);
1346				break;
1347			}
1348		}
1349	}
1350
1351	if (!tmds->i2c_bus) {
1352		DRM_INFO("No valid Ext TMDS info found in BIOS\n");
1353		return false;
1354	}
1355
1356	return true;
1357}
1358
1359bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
1360{
1361	struct radeon_device *rdev = dev->dev_private;
1362	struct radeon_i2c_bus_rec ddc_i2c;
1363	struct radeon_hpd hpd;
1364
1365	rdev->mode_info.connector_table = radeon_connector_table;
1366	if (rdev->mode_info.connector_table == CT_NONE) {
1367#ifdef CONFIG_PPC_PMAC
1368		if (of_machine_is_compatible("PowerBook3,3")) {
1369			/* powerbook with VGA */
1370			rdev->mode_info.connector_table = CT_POWERBOOK_VGA;
1371		} else if (of_machine_is_compatible("PowerBook3,4") ||
1372			   of_machine_is_compatible("PowerBook3,5")) {
1373			/* powerbook with internal tmds */
1374			rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL;
1375		} else if (of_machine_is_compatible("PowerBook5,1") ||
1376			   of_machine_is_compatible("PowerBook5,2") ||
1377			   of_machine_is_compatible("PowerBook5,3") ||
1378			   of_machine_is_compatible("PowerBook5,4") ||
1379			   of_machine_is_compatible("PowerBook5,5")) {
1380			/* powerbook with external single link tmds (sil164) */
1381			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1382		} else if (of_machine_is_compatible("PowerBook5,6")) {
1383			/* powerbook with external dual or single link tmds */
1384			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1385		} else if (of_machine_is_compatible("PowerBook5,7") ||
1386			   of_machine_is_compatible("PowerBook5,8") ||
1387			   of_machine_is_compatible("PowerBook5,9")) {
1388			/* PowerBook6,2 ? */
1389			/* powerbook with external dual link tmds (sil1178?) */
1390			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1391		} else if (of_machine_is_compatible("PowerBook4,1") ||
1392			   of_machine_is_compatible("PowerBook4,2") ||
1393			   of_machine_is_compatible("PowerBook4,3") ||
1394			   of_machine_is_compatible("PowerBook6,3") ||
1395			   of_machine_is_compatible("PowerBook6,5") ||
1396			   of_machine_is_compatible("PowerBook6,7")) {
1397			/* ibook */
1398			rdev->mode_info.connector_table = CT_IBOOK;
1399		} else if (of_machine_is_compatible("PowerMac4,4")) {
1400			/* emac */
1401			rdev->mode_info.connector_table = CT_EMAC;
1402		} else if (of_machine_is_compatible("PowerMac10,1")) {
1403			/* mini with internal tmds */
1404			rdev->mode_info.connector_table = CT_MINI_INTERNAL;
1405		} else if (of_machine_is_compatible("PowerMac10,2")) {
1406			/* mini with external tmds */
1407			rdev->mode_info.connector_table = CT_MINI_EXTERNAL;
1408		} else if (of_machine_is_compatible("PowerMac12,1")) {
1409			/* PowerMac8,1 ? */
1410			/* imac g5 isight */
1411			rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
1412		} else
1413#endif /* CONFIG_PPC_PMAC */
1414			rdev->mode_info.connector_table = CT_GENERIC;
1415	}
1416
1417	switch (rdev->mode_info.connector_table) {
1418	case CT_GENERIC:
1419		DRM_INFO("Connector Table: %d (generic)\n",
1420			 rdev->mode_info.connector_table);
1421		/* these are the most common settings */
1422		if (rdev->flags & RADEON_SINGLE_CRTC) {
1423			/* VGA - primary dac */
1424			ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1425			hpd.hpd = RADEON_HPD_NONE;
1426			radeon_add_legacy_encoder(dev,
1427						  radeon_get_encoder_id(dev,
1428									ATOM_DEVICE_CRT1_SUPPORT,
1429									1),
1430						  ATOM_DEVICE_CRT1_SUPPORT);
1431			radeon_add_legacy_connector(dev, 0,
1432						    ATOM_DEVICE_CRT1_SUPPORT,
1433						    DRM_MODE_CONNECTOR_VGA,
1434						    &ddc_i2c,
1435						    CONNECTOR_OBJECT_ID_VGA,
1436						    &hpd);
1437		} else if (rdev->flags & RADEON_IS_MOBILITY) {
1438			/* LVDS */
1439			ddc_i2c = combios_setup_i2c_bus(rdev, 0);
1440			hpd.hpd = RADEON_HPD_NONE;
1441			radeon_add_legacy_encoder(dev,
1442						  radeon_get_encoder_id(dev,
1443									ATOM_DEVICE_LCD1_SUPPORT,
1444									0),
1445						  ATOM_DEVICE_LCD1_SUPPORT);
1446			radeon_add_legacy_connector(dev, 0,
1447						    ATOM_DEVICE_LCD1_SUPPORT,
1448						    DRM_MODE_CONNECTOR_LVDS,
1449						    &ddc_i2c,
1450						    CONNECTOR_OBJECT_ID_LVDS,
1451						    &hpd);
1452
1453			/* VGA - primary dac */
1454			ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1455			hpd.hpd = RADEON_HPD_NONE;
1456			radeon_add_legacy_encoder(dev,
1457						  radeon_get_encoder_id(dev,
1458									ATOM_DEVICE_CRT1_SUPPORT,
1459									1),
1460						  ATOM_DEVICE_CRT1_SUPPORT);
1461			radeon_add_legacy_connector(dev, 1,
1462						    ATOM_DEVICE_CRT1_SUPPORT,
1463						    DRM_MODE_CONNECTOR_VGA,
1464						    &ddc_i2c,
1465						    CONNECTOR_OBJECT_ID_VGA,
1466						    &hpd);
1467		} else {
1468			/* DVI-I - tv dac, int tmds */
1469			ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1470			hpd.hpd = RADEON_HPD_1;
1471			radeon_add_legacy_encoder(dev,
1472						  radeon_get_encoder_id(dev,
1473									ATOM_DEVICE_DFP1_SUPPORT,
1474									0),
1475						  ATOM_DEVICE_DFP1_SUPPORT);
1476			radeon_add_legacy_encoder(dev,
1477						  radeon_get_encoder_id(dev,
1478									ATOM_DEVICE_CRT2_SUPPORT,
1479									2),
1480						  ATOM_DEVICE_CRT2_SUPPORT);
1481			radeon_add_legacy_connector(dev, 0,
1482						    ATOM_DEVICE_DFP1_SUPPORT |
1483						    ATOM_DEVICE_CRT2_SUPPORT,
1484						    DRM_MODE_CONNECTOR_DVII,
1485						    &ddc_i2c,
1486						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1487						    &hpd);
1488
1489			/* VGA - primary dac */
1490			ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1491			hpd.hpd = RADEON_HPD_NONE;
1492			radeon_add_legacy_encoder(dev,
1493						  radeon_get_encoder_id(dev,
1494									ATOM_DEVICE_CRT1_SUPPORT,
1495									1),
1496						  ATOM_DEVICE_CRT1_SUPPORT);
1497			radeon_add_legacy_connector(dev, 1,
1498						    ATOM_DEVICE_CRT1_SUPPORT,
1499						    DRM_MODE_CONNECTOR_VGA,
1500						    &ddc_i2c,
1501						    CONNECTOR_OBJECT_ID_VGA,
1502						    &hpd);
1503		}
1504
1505		if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
1506			/* TV - tv dac */
1507			ddc_i2c.valid = false;
1508			hpd.hpd = RADEON_HPD_NONE;
1509			radeon_add_legacy_encoder(dev,
1510						  radeon_get_encoder_id(dev,
1511									ATOM_DEVICE_TV1_SUPPORT,
1512									2),
1513						  ATOM_DEVICE_TV1_SUPPORT);
1514			radeon_add_legacy_connector(dev, 2,
1515						    ATOM_DEVICE_TV1_SUPPORT,
1516						    DRM_MODE_CONNECTOR_SVIDEO,
1517						    &ddc_i2c,
1518						    CONNECTOR_OBJECT_ID_SVIDEO,
1519						    &hpd);
1520		}
1521		break;
1522	case CT_IBOOK:
1523		DRM_INFO("Connector Table: %d (ibook)\n",
1524			 rdev->mode_info.connector_table);
1525		/* LVDS */
1526		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1527		hpd.hpd = RADEON_HPD_NONE;
1528		radeon_add_legacy_encoder(dev,
1529					  radeon_get_encoder_id(dev,
1530								ATOM_DEVICE_LCD1_SUPPORT,
1531								0),
1532					  ATOM_DEVICE_LCD1_SUPPORT);
1533		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1534					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1535					    CONNECTOR_OBJECT_ID_LVDS,
1536					    &hpd);
1537		/* VGA - TV DAC */
1538		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1539		hpd.hpd = RADEON_HPD_NONE;
1540		radeon_add_legacy_encoder(dev,
1541					  radeon_get_encoder_id(dev,
1542								ATOM_DEVICE_CRT2_SUPPORT,
1543								2),
1544					  ATOM_DEVICE_CRT2_SUPPORT);
1545		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1546					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1547					    CONNECTOR_OBJECT_ID_VGA,
1548					    &hpd);
1549		/* TV - TV DAC */
1550		ddc_i2c.valid = false;
1551		hpd.hpd = RADEON_HPD_NONE;
1552		radeon_add_legacy_encoder(dev,
1553					  radeon_get_encoder_id(dev,
1554								ATOM_DEVICE_TV1_SUPPORT,
1555								2),
1556					  ATOM_DEVICE_TV1_SUPPORT);
1557		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1558					    DRM_MODE_CONNECTOR_SVIDEO,
1559					    &ddc_i2c,
1560					    CONNECTOR_OBJECT_ID_SVIDEO,
1561					    &hpd);
1562		break;
1563	case CT_POWERBOOK_EXTERNAL:
1564		DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1565			 rdev->mode_info.connector_table);
1566		/* LVDS */
1567		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1568		hpd.hpd = RADEON_HPD_NONE;
1569		radeon_add_legacy_encoder(dev,
1570					  radeon_get_encoder_id(dev,
1571								ATOM_DEVICE_LCD1_SUPPORT,
1572								0),
1573					  ATOM_DEVICE_LCD1_SUPPORT);
1574		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1575					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1576					    CONNECTOR_OBJECT_ID_LVDS,
1577					    &hpd);
1578		/* DVI-I - primary dac, ext tmds */
1579		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1580		hpd.hpd = RADEON_HPD_2; /* ??? */
1581		radeon_add_legacy_encoder(dev,
1582					  radeon_get_encoder_id(dev,
1583								ATOM_DEVICE_DFP2_SUPPORT,
1584								0),
1585					  ATOM_DEVICE_DFP2_SUPPORT);
1586		radeon_add_legacy_encoder(dev,
1587					  radeon_get_encoder_id(dev,
1588								ATOM_DEVICE_CRT1_SUPPORT,
1589								1),
1590					  ATOM_DEVICE_CRT1_SUPPORT);
1591		/* XXX some are SL */
1592		radeon_add_legacy_connector(dev, 1,
1593					    ATOM_DEVICE_DFP2_SUPPORT |
1594					    ATOM_DEVICE_CRT1_SUPPORT,
1595					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1596					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
1597					    &hpd);
1598		/* TV - TV DAC */
1599		ddc_i2c.valid = false;
1600		hpd.hpd = RADEON_HPD_NONE;
1601		radeon_add_legacy_encoder(dev,
1602					  radeon_get_encoder_id(dev,
1603								ATOM_DEVICE_TV1_SUPPORT,
1604								2),
1605					  ATOM_DEVICE_TV1_SUPPORT);
1606		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1607					    DRM_MODE_CONNECTOR_SVIDEO,
1608					    &ddc_i2c,
1609					    CONNECTOR_OBJECT_ID_SVIDEO,
1610					    &hpd);
1611		break;
1612	case CT_POWERBOOK_INTERNAL:
1613		DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1614			 rdev->mode_info.connector_table);
1615		/* LVDS */
1616		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1617		hpd.hpd = RADEON_HPD_NONE;
1618		radeon_add_legacy_encoder(dev,
1619					  radeon_get_encoder_id(dev,
1620								ATOM_DEVICE_LCD1_SUPPORT,
1621								0),
1622					  ATOM_DEVICE_LCD1_SUPPORT);
1623		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1624					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1625					    CONNECTOR_OBJECT_ID_LVDS,
1626					    &hpd);
1627		/* DVI-I - primary dac, int tmds */
1628		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1629		hpd.hpd = RADEON_HPD_1; /* ??? */
1630		radeon_add_legacy_encoder(dev,
1631					  radeon_get_encoder_id(dev,
1632								ATOM_DEVICE_DFP1_SUPPORT,
1633								0),
1634					  ATOM_DEVICE_DFP1_SUPPORT);
1635		radeon_add_legacy_encoder(dev,
1636					  radeon_get_encoder_id(dev,
1637								ATOM_DEVICE_CRT1_SUPPORT,
1638								1),
1639					  ATOM_DEVICE_CRT1_SUPPORT);
1640		radeon_add_legacy_connector(dev, 1,
1641					    ATOM_DEVICE_DFP1_SUPPORT |
1642					    ATOM_DEVICE_CRT1_SUPPORT,
1643					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1644					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1645					    &hpd);
1646		/* TV - TV DAC */
1647		ddc_i2c.valid = false;
1648		hpd.hpd = RADEON_HPD_NONE;
1649		radeon_add_legacy_encoder(dev,
1650					  radeon_get_encoder_id(dev,
1651								ATOM_DEVICE_TV1_SUPPORT,
1652								2),
1653					  ATOM_DEVICE_TV1_SUPPORT);
1654		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1655					    DRM_MODE_CONNECTOR_SVIDEO,
1656					    &ddc_i2c,
1657					    CONNECTOR_OBJECT_ID_SVIDEO,
1658					    &hpd);
1659		break;
1660	case CT_POWERBOOK_VGA:
1661		DRM_INFO("Connector Table: %d (powerbook vga)\n",
1662			 rdev->mode_info.connector_table);
1663		/* LVDS */
1664		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1665		hpd.hpd = RADEON_HPD_NONE;
1666		radeon_add_legacy_encoder(dev,
1667					  radeon_get_encoder_id(dev,
1668								ATOM_DEVICE_LCD1_SUPPORT,
1669								0),
1670					  ATOM_DEVICE_LCD1_SUPPORT);
1671		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1672					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1673					    CONNECTOR_OBJECT_ID_LVDS,
1674					    &hpd);
1675		/* VGA - primary dac */
1676		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1677		hpd.hpd = RADEON_HPD_NONE;
1678		radeon_add_legacy_encoder(dev,
1679					  radeon_get_encoder_id(dev,
1680								ATOM_DEVICE_CRT1_SUPPORT,
1681								1),
1682					  ATOM_DEVICE_CRT1_SUPPORT);
1683		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
1684					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1685					    CONNECTOR_OBJECT_ID_VGA,
1686					    &hpd);
1687		/* TV - TV DAC */
1688		ddc_i2c.valid = false;
1689		hpd.hpd = RADEON_HPD_NONE;
1690		radeon_add_legacy_encoder(dev,
1691					  radeon_get_encoder_id(dev,
1692								ATOM_DEVICE_TV1_SUPPORT,
1693								2),
1694					  ATOM_DEVICE_TV1_SUPPORT);
1695		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1696					    DRM_MODE_CONNECTOR_SVIDEO,
1697					    &ddc_i2c,
1698					    CONNECTOR_OBJECT_ID_SVIDEO,
1699					    &hpd);
1700		break;
1701	case CT_MINI_EXTERNAL:
1702		DRM_INFO("Connector Table: %d (mini external tmds)\n",
1703			 rdev->mode_info.connector_table);
1704		/* DVI-I - tv dac, ext tmds */
1705		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1706		hpd.hpd = RADEON_HPD_2; /* ??? */
1707		radeon_add_legacy_encoder(dev,
1708					  radeon_get_encoder_id(dev,
1709								ATOM_DEVICE_DFP2_SUPPORT,
1710								0),
1711					  ATOM_DEVICE_DFP2_SUPPORT);
1712		radeon_add_legacy_encoder(dev,
1713					  radeon_get_encoder_id(dev,
1714								ATOM_DEVICE_CRT2_SUPPORT,
1715								2),
1716					  ATOM_DEVICE_CRT2_SUPPORT);
1717		/* XXX are any DL? */
1718		radeon_add_legacy_connector(dev, 0,
1719					    ATOM_DEVICE_DFP2_SUPPORT |
1720					    ATOM_DEVICE_CRT2_SUPPORT,
1721					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1722					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1723					    &hpd);
1724		/* TV - TV DAC */
1725		ddc_i2c.valid = false;
1726		hpd.hpd = RADEON_HPD_NONE;
1727		radeon_add_legacy_encoder(dev,
1728					  radeon_get_encoder_id(dev,
1729								ATOM_DEVICE_TV1_SUPPORT,
1730								2),
1731					  ATOM_DEVICE_TV1_SUPPORT);
1732		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1733					    DRM_MODE_CONNECTOR_SVIDEO,
1734					    &ddc_i2c,
1735					    CONNECTOR_OBJECT_ID_SVIDEO,
1736					    &hpd);
1737		break;
1738	case CT_MINI_INTERNAL:
1739		DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1740			 rdev->mode_info.connector_table);
1741		/* DVI-I - tv dac, int tmds */
1742		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1743		hpd.hpd = RADEON_HPD_1; /* ??? */
1744		radeon_add_legacy_encoder(dev,
1745					  radeon_get_encoder_id(dev,
1746								ATOM_DEVICE_DFP1_SUPPORT,
1747								0),
1748					  ATOM_DEVICE_DFP1_SUPPORT);
1749		radeon_add_legacy_encoder(dev,
1750					  radeon_get_encoder_id(dev,
1751								ATOM_DEVICE_CRT2_SUPPORT,
1752								2),
1753					  ATOM_DEVICE_CRT2_SUPPORT);
1754		radeon_add_legacy_connector(dev, 0,
1755					    ATOM_DEVICE_DFP1_SUPPORT |
1756					    ATOM_DEVICE_CRT2_SUPPORT,
1757					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1758					    CONNECTOR_OBJECT_ID_SINGLE_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_id(dev,
1765								ATOM_DEVICE_TV1_SUPPORT,
1766								2),
1767					  ATOM_DEVICE_TV1_SUPPORT);
1768		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1769					    DRM_MODE_CONNECTOR_SVIDEO,
1770					    &ddc_i2c,
1771					    CONNECTOR_OBJECT_ID_SVIDEO,
1772					    &hpd);
1773		break;
1774	case CT_IMAC_G5_ISIGHT:
1775		DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1776			 rdev->mode_info.connector_table);
1777		/* DVI-D - int tmds */
1778		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1779		hpd.hpd = RADEON_HPD_1; /* ??? */
1780		radeon_add_legacy_encoder(dev,
1781					  radeon_get_encoder_id(dev,
1782								ATOM_DEVICE_DFP1_SUPPORT,
1783								0),
1784					  ATOM_DEVICE_DFP1_SUPPORT);
1785		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
1786					    DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
1787					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1788					    &hpd);
1789		/* VGA - tv dac */
1790		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1791		hpd.hpd = RADEON_HPD_NONE;
1792		radeon_add_legacy_encoder(dev,
1793					  radeon_get_encoder_id(dev,
1794								ATOM_DEVICE_CRT2_SUPPORT,
1795								2),
1796					  ATOM_DEVICE_CRT2_SUPPORT);
1797		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1798					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1799					    CONNECTOR_OBJECT_ID_VGA,
1800					    &hpd);
1801		/* TV - TV DAC */
1802		ddc_i2c.valid = false;
1803		hpd.hpd = RADEON_HPD_NONE;
1804		radeon_add_legacy_encoder(dev,
1805					  radeon_get_encoder_id(dev,
1806								ATOM_DEVICE_TV1_SUPPORT,
1807								2),
1808					  ATOM_DEVICE_TV1_SUPPORT);
1809		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1810					    DRM_MODE_CONNECTOR_SVIDEO,
1811					    &ddc_i2c,
1812					    CONNECTOR_OBJECT_ID_SVIDEO,
1813					    &hpd);
1814		break;
1815	case CT_EMAC:
1816		DRM_INFO("Connector Table: %d (emac)\n",
1817			 rdev->mode_info.connector_table);
1818		/* VGA - primary dac */
1819		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
1820		hpd.hpd = RADEON_HPD_NONE;
1821		radeon_add_legacy_encoder(dev,
1822					  radeon_get_encoder_id(dev,
1823								ATOM_DEVICE_CRT1_SUPPORT,
1824								1),
1825					  ATOM_DEVICE_CRT1_SUPPORT);
1826		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
1827					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1828					    CONNECTOR_OBJECT_ID_VGA,
1829					    &hpd);
1830		/* VGA - tv dac */
1831		ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
1832		hpd.hpd = RADEON_HPD_NONE;
1833		radeon_add_legacy_encoder(dev,
1834					  radeon_get_encoder_id(dev,
1835								ATOM_DEVICE_CRT2_SUPPORT,
1836								2),
1837					  ATOM_DEVICE_CRT2_SUPPORT);
1838		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1839					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1840					    CONNECTOR_OBJECT_ID_VGA,
1841					    &hpd);
1842		/* TV - TV DAC */
1843		ddc_i2c.valid = false;
1844		hpd.hpd = RADEON_HPD_NONE;
1845		radeon_add_legacy_encoder(dev,
1846					  radeon_get_encoder_id(dev,
1847								ATOM_DEVICE_TV1_SUPPORT,
1848								2),
1849					  ATOM_DEVICE_TV1_SUPPORT);
1850		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1851					    DRM_MODE_CONNECTOR_SVIDEO,
1852					    &ddc_i2c,
1853					    CONNECTOR_OBJECT_ID_SVIDEO,
1854					    &hpd);
1855		break;
1856	default:
1857		DRM_INFO("Connector table: %d (invalid)\n",
1858			 rdev->mode_info.connector_table);
1859		return false;
1860	}
1861
1862	radeon_link_encoder_connector(dev);
1863
1864	return true;
1865}
1866
1867static bool radeon_apply_legacy_quirks(struct drm_device *dev,
1868				       int bios_index,
1869				       enum radeon_combios_connector
1870				       *legacy_connector,
1871				       struct radeon_i2c_bus_rec *ddc_i2c,
1872				       struct radeon_hpd *hpd)
1873{
1874	struct radeon_device *rdev = dev->dev_private;
1875
1876	/* XPRESS DDC quirks */
1877	if ((rdev->family == CHIP_RS400 ||
1878	     rdev->family == CHIP_RS480) &&
1879	    ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
1880		*ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
1881	else if ((rdev->family == CHIP_RS400 ||
1882		  rdev->family == CHIP_RS480) &&
1883		 ddc_i2c->mask_clk_reg == RADEON_GPIO_MONID) {
1884		*ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIOPAD_MASK);
1885		ddc_i2c->mask_clk_mask = (0x20 << 8);
1886		ddc_i2c->mask_data_mask = 0x80;
1887		ddc_i2c->a_clk_mask = (0x20 << 8);
1888		ddc_i2c->a_data_mask = 0x80;
1889		ddc_i2c->en_clk_mask = (0x20 << 8);
1890		ddc_i2c->en_data_mask = 0x80;
1891		ddc_i2c->y_clk_mask = (0x20 << 8);
1892		ddc_i2c->y_data_mask = 0x80;
1893	}
1894
1895	/* R3xx+ chips don't have GPIO_CRT2_DDC gpio pad */
1896	if ((rdev->family >= CHIP_R300) &&
1897	    ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
1898		*ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
1899
1900	/* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
1901	   one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
1902	if (dev->pdev->device == 0x515e &&
1903	    dev->pdev->subsystem_vendor == 0x1014) {
1904		if (*legacy_connector == CONNECTOR_CRT_LEGACY &&
1905		    ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
1906			return false;
1907	}
1908
1909	/* Some RV100 cards with 2 VGA ports show up with DVI+VGA */
1910	if (dev->pdev->device == 0x5159 &&
1911	    dev->pdev->subsystem_vendor == 0x1002 &&
1912	    dev->pdev->subsystem_device == 0x013a) {
1913		if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
1914			*legacy_connector = CONNECTOR_CRT_LEGACY;
1915
1916	}
1917
1918	/* X300 card with extra non-existent DVI port */
1919	if (dev->pdev->device == 0x5B60 &&
1920	    dev->pdev->subsystem_vendor == 0x17af &&
1921	    dev->pdev->subsystem_device == 0x201e && bios_index == 2) {
1922		if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
1923			return false;
1924	}
1925
1926	return true;
1927}
1928
1929static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
1930{
1931	/* Acer 5102 has non-existent TV port */
1932	if (dev->pdev->device == 0x5975 &&
1933	    dev->pdev->subsystem_vendor == 0x1025 &&
1934	    dev->pdev->subsystem_device == 0x009f)
1935		return false;
1936
1937	/* HP dc5750 has non-existent TV port */
1938	if (dev->pdev->device == 0x5974 &&
1939	    dev->pdev->subsystem_vendor == 0x103c &&
1940	    dev->pdev->subsystem_device == 0x280a)
1941		return false;
1942
1943	/* MSI S270 has non-existent TV port */
1944	if (dev->pdev->device == 0x5955 &&
1945	    dev->pdev->subsystem_vendor == 0x1462 &&
1946	    dev->pdev->subsystem_device == 0x0131)
1947		return false;
1948
1949	return true;
1950}
1951
1952static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
1953{
1954	struct radeon_device *rdev = dev->dev_private;
1955	uint32_t ext_tmds_info;
1956
1957	if (rdev->flags & RADEON_IS_IGP) {
1958		if (is_dvi_d)
1959			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
1960		else
1961			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
1962	}
1963	ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1964	if (ext_tmds_info) {
1965		uint8_t rev = RBIOS8(ext_tmds_info);
1966		uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
1967		if (rev >= 3) {
1968			if (is_dvi_d)
1969				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
1970			else
1971				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
1972		} else {
1973			if (flags & 1) {
1974				if (is_dvi_d)
1975					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
1976				else
1977					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
1978			}
1979		}
1980	}
1981	if (is_dvi_d)
1982		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
1983	else
1984		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
1985}
1986
1987bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
1988{
1989	struct radeon_device *rdev = dev->dev_private;
1990	uint32_t conn_info, entry, devices;
1991	uint16_t tmp, connector_object_id;
1992	enum radeon_combios_ddc ddc_type;
1993	enum radeon_combios_connector connector;
1994	int i = 0;
1995	struct radeon_i2c_bus_rec ddc_i2c;
1996	struct radeon_hpd hpd;
1997
1998	conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
1999	if (conn_info) {
2000		for (i = 0; i < 4; i++) {
2001			entry = conn_info + 2 + i * 2;
2002
2003			if (!RBIOS16(entry))
2004				break;
2005
2006			tmp = RBIOS16(entry);
2007
2008			connector = (tmp >> 12) & 0xf;
2009
2010			ddc_type = (tmp >> 8) & 0xf;
2011			switch (ddc_type) {
2012			case DDC_MONID:
2013				ddc_i2c =
2014					combios_setup_i2c_bus(rdev, RADEON_GPIO_MONID);
2015				break;
2016			case DDC_DVI:
2017				ddc_i2c =
2018					combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
2019				break;
2020			case DDC_VGA:
2021				ddc_i2c =
2022					combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
2023				break;
2024			case DDC_CRT2:
2025				ddc_i2c =
2026					combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
2027				break;
2028			default:
2029				break;
2030			}
2031
2032			switch (connector) {
2033			case CONNECTOR_PROPRIETARY_LEGACY:
2034			case CONNECTOR_DVI_I_LEGACY:
2035			case CONNECTOR_DVI_D_LEGACY:
2036				if ((tmp >> 4) & 0x1)
2037					hpd.hpd = RADEON_HPD_2;
2038				else
2039					hpd.hpd = RADEON_HPD_1;
2040				break;
2041			default:
2042				hpd.hpd = RADEON_HPD_NONE;
2043				break;
2044			}
2045
2046			if (!radeon_apply_legacy_quirks(dev, i, &connector,
2047							&ddc_i2c, &hpd))
2048				continue;
2049
2050			switch (connector) {
2051			case CONNECTOR_PROPRIETARY_LEGACY:
2052				if ((tmp >> 4) & 0x1)
2053					devices = ATOM_DEVICE_DFP2_SUPPORT;
2054				else
2055					devices = ATOM_DEVICE_DFP1_SUPPORT;
2056				radeon_add_legacy_encoder(dev,
2057							  radeon_get_encoder_id
2058							  (dev, devices, 0),
2059							  devices);
2060				radeon_add_legacy_connector(dev, i, devices,
2061							    legacy_connector_convert
2062							    [connector],
2063							    &ddc_i2c,
2064							    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
2065							    &hpd);
2066				break;
2067			case CONNECTOR_CRT_LEGACY:
2068				if (tmp & 0x1) {
2069					devices = ATOM_DEVICE_CRT2_SUPPORT;
2070					radeon_add_legacy_encoder(dev,
2071								  radeon_get_encoder_id
2072								  (dev,
2073								   ATOM_DEVICE_CRT2_SUPPORT,
2074								   2),
2075								  ATOM_DEVICE_CRT2_SUPPORT);
2076				} else {
2077					devices = ATOM_DEVICE_CRT1_SUPPORT;
2078					radeon_add_legacy_encoder(dev,
2079								  radeon_get_encoder_id
2080								  (dev,
2081								   ATOM_DEVICE_CRT1_SUPPORT,
2082								   1),
2083								  ATOM_DEVICE_CRT1_SUPPORT);
2084				}
2085				radeon_add_legacy_connector(dev,
2086							    i,
2087							    devices,
2088							    legacy_connector_convert
2089							    [connector],
2090							    &ddc_i2c,
2091							    CONNECTOR_OBJECT_ID_VGA,
2092							    &hpd);
2093				break;
2094			case CONNECTOR_DVI_I_LEGACY:
2095				devices = 0;
2096				if (tmp & 0x1) {
2097					devices |= ATOM_DEVICE_CRT2_SUPPORT;
2098					radeon_add_legacy_encoder(dev,
2099								  radeon_get_encoder_id
2100								  (dev,
2101								   ATOM_DEVICE_CRT2_SUPPORT,
2102								   2),
2103								  ATOM_DEVICE_CRT2_SUPPORT);
2104				} else {
2105					devices |= ATOM_DEVICE_CRT1_SUPPORT;
2106					radeon_add_legacy_encoder(dev,
2107								  radeon_get_encoder_id
2108								  (dev,
2109								   ATOM_DEVICE_CRT1_SUPPORT,
2110								   1),
2111								  ATOM_DEVICE_CRT1_SUPPORT);
2112				}
2113				if ((tmp >> 4) & 0x1) {
2114					devices |= ATOM_DEVICE_DFP2_SUPPORT;
2115					radeon_add_legacy_encoder(dev,
2116								  radeon_get_encoder_id
2117								  (dev,
2118								   ATOM_DEVICE_DFP2_SUPPORT,
2119								   0),
2120								  ATOM_DEVICE_DFP2_SUPPORT);
2121					connector_object_id = combios_check_dl_dvi(dev, 0);
2122				} else {
2123					devices |= ATOM_DEVICE_DFP1_SUPPORT;
2124					radeon_add_legacy_encoder(dev,
2125								  radeon_get_encoder_id
2126								  (dev,
2127								   ATOM_DEVICE_DFP1_SUPPORT,
2128								   0),
2129								  ATOM_DEVICE_DFP1_SUPPORT);
2130					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2131				}
2132				radeon_add_legacy_connector(dev,
2133							    i,
2134							    devices,
2135							    legacy_connector_convert
2136							    [connector],
2137							    &ddc_i2c,
2138							    connector_object_id,
2139							    &hpd);
2140				break;
2141			case CONNECTOR_DVI_D_LEGACY:
2142				if ((tmp >> 4) & 0x1) {
2143					devices = ATOM_DEVICE_DFP2_SUPPORT;
2144					connector_object_id = combios_check_dl_dvi(dev, 1);
2145				} else {
2146					devices = ATOM_DEVICE_DFP1_SUPPORT;
2147					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2148				}
2149				radeon_add_legacy_encoder(dev,
2150							  radeon_get_encoder_id
2151							  (dev, devices, 0),
2152							  devices);
2153				radeon_add_legacy_connector(dev, i, devices,
2154							    legacy_connector_convert
2155							    [connector],
2156							    &ddc_i2c,
2157							    connector_object_id,
2158							    &hpd);
2159				break;
2160			case CONNECTOR_CTV_LEGACY:
2161			case CONNECTOR_STV_LEGACY:
2162				radeon_add_legacy_encoder(dev,
2163							  radeon_get_encoder_id
2164							  (dev,
2165							   ATOM_DEVICE_TV1_SUPPORT,
2166							   2),
2167							  ATOM_DEVICE_TV1_SUPPORT);
2168				radeon_add_legacy_connector(dev, i,
2169							    ATOM_DEVICE_TV1_SUPPORT,
2170							    legacy_connector_convert
2171							    [connector],
2172							    &ddc_i2c,
2173							    CONNECTOR_OBJECT_ID_SVIDEO,
2174							    &hpd);
2175				break;
2176			default:
2177				DRM_ERROR("Unknown connector type: %d\n",
2178					  connector);
2179				continue;
2180			}
2181
2182		}
2183	} else {
2184		uint16_t tmds_info =
2185		    combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
2186		if (tmds_info) {
2187			DRM_DEBUG("Found DFP table, assuming DVI connector\n");
2188
2189			radeon_add_legacy_encoder(dev,
2190						  radeon_get_encoder_id(dev,
2191									ATOM_DEVICE_CRT1_SUPPORT,
2192									1),
2193						  ATOM_DEVICE_CRT1_SUPPORT);
2194			radeon_add_legacy_encoder(dev,
2195						  radeon_get_encoder_id(dev,
2196									ATOM_DEVICE_DFP1_SUPPORT,
2197									0),
2198						  ATOM_DEVICE_DFP1_SUPPORT);
2199
2200			ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_DVI_DDC);
2201			hpd.hpd = RADEON_HPD_NONE;
2202			radeon_add_legacy_connector(dev,
2203						    0,
2204						    ATOM_DEVICE_CRT1_SUPPORT |
2205						    ATOM_DEVICE_DFP1_SUPPORT,
2206						    DRM_MODE_CONNECTOR_DVII,
2207						    &ddc_i2c,
2208						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2209						    &hpd);
2210		} else {
2211			uint16_t crt_info =
2212				combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
2213			DRM_DEBUG("Found CRT table, assuming VGA connector\n");
2214			if (crt_info) {
2215				radeon_add_legacy_encoder(dev,
2216							  radeon_get_encoder_id(dev,
2217										ATOM_DEVICE_CRT1_SUPPORT,
2218										1),
2219							  ATOM_DEVICE_CRT1_SUPPORT);
2220				ddc_i2c = combios_setup_i2c_bus(rdev, RADEON_GPIO_VGA_DDC);
2221				hpd.hpd = RADEON_HPD_NONE;
2222				radeon_add_legacy_connector(dev,
2223							    0,
2224							    ATOM_DEVICE_CRT1_SUPPORT,
2225							    DRM_MODE_CONNECTOR_VGA,
2226							    &ddc_i2c,
2227							    CONNECTOR_OBJECT_ID_VGA,
2228							    &hpd);
2229			} else {
2230				DRM_DEBUG("No connector info found\n");
2231				return false;
2232			}
2233		}
2234	}
2235
2236	if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) {
2237		uint16_t lcd_info =
2238		    combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
2239		if (lcd_info) {
2240			uint16_t lcd_ddc_info =
2241			    combios_get_table_offset(dev,
2242						     COMBIOS_LCD_DDC_INFO_TABLE);
2243
2244			radeon_add_legacy_encoder(dev,
2245						  radeon_get_encoder_id(dev,
2246									ATOM_DEVICE_LCD1_SUPPORT,
2247									0),
2248						  ATOM_DEVICE_LCD1_SUPPORT);
2249
2250			if (lcd_ddc_info) {
2251				ddc_type = RBIOS8(lcd_ddc_info + 2);
2252				switch (ddc_type) {
2253				case DDC_MONID:
2254					ddc_i2c =
2255					    combios_setup_i2c_bus
2256						(rdev, RADEON_GPIO_MONID);
2257					break;
2258				case DDC_DVI:
2259					ddc_i2c =
2260					    combios_setup_i2c_bus
2261						(rdev, RADEON_GPIO_DVI_DDC);
2262					break;
2263				case DDC_VGA:
2264					ddc_i2c =
2265					    combios_setup_i2c_bus
2266						(rdev, RADEON_GPIO_VGA_DDC);
2267					break;
2268				case DDC_CRT2:
2269					ddc_i2c =
2270					    combios_setup_i2c_bus
2271						(rdev, RADEON_GPIO_CRT2_DDC);
2272					break;
2273				case DDC_LCD:
2274					ddc_i2c =
2275					    combios_setup_i2c_bus
2276						(rdev, RADEON_GPIOPAD_MASK);
2277					ddc_i2c.mask_clk_mask =
2278					    RBIOS32(lcd_ddc_info + 3);
2279					ddc_i2c.mask_data_mask =
2280					    RBIOS32(lcd_ddc_info + 7);
2281					ddc_i2c.a_clk_mask =
2282					    RBIOS32(lcd_ddc_info + 3);
2283					ddc_i2c.a_data_mask =
2284					    RBIOS32(lcd_ddc_info + 7);
2285					ddc_i2c.en_clk_mask =
2286					    RBIOS32(lcd_ddc_info + 3);
2287					ddc_i2c.en_data_mask =
2288					    RBIOS32(lcd_ddc_info + 7);
2289					ddc_i2c.y_clk_mask =
2290					    RBIOS32(lcd_ddc_info + 3);
2291					ddc_i2c.y_data_mask =
2292					    RBIOS32(lcd_ddc_info + 7);
2293					break;
2294				case DDC_GPIO:
2295					ddc_i2c =
2296					    combios_setup_i2c_bus
2297						(rdev, RADEON_MDGPIO_MASK);
2298					ddc_i2c.mask_clk_mask =
2299					    RBIOS32(lcd_ddc_info + 3);
2300					ddc_i2c.mask_data_mask =
2301					    RBIOS32(lcd_ddc_info + 7);
2302					ddc_i2c.a_clk_mask =
2303					    RBIOS32(lcd_ddc_info + 3);
2304					ddc_i2c.a_data_mask =
2305					    RBIOS32(lcd_ddc_info + 7);
2306					ddc_i2c.en_clk_mask =
2307					    RBIOS32(lcd_ddc_info + 3);
2308					ddc_i2c.en_data_mask =
2309					    RBIOS32(lcd_ddc_info + 7);
2310					ddc_i2c.y_clk_mask =
2311					    RBIOS32(lcd_ddc_info + 3);
2312					ddc_i2c.y_data_mask =
2313					    RBIOS32(lcd_ddc_info + 7);
2314					break;
2315				default:
2316					ddc_i2c.valid = false;
2317					break;
2318				}
2319				DRM_DEBUG("LCD DDC Info Table found!\n");
2320			} else
2321				ddc_i2c.valid = false;
2322
2323			hpd.hpd = RADEON_HPD_NONE;
2324			radeon_add_legacy_connector(dev,
2325						    5,
2326						    ATOM_DEVICE_LCD1_SUPPORT,
2327						    DRM_MODE_CONNECTOR_LVDS,
2328						    &ddc_i2c,
2329						    CONNECTOR_OBJECT_ID_LVDS,
2330						    &hpd);
2331		}
2332	}
2333
2334	/* check TV table */
2335	if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
2336		uint32_t tv_info =
2337		    combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
2338		if (tv_info) {
2339			if (RBIOS8(tv_info + 6) == 'T') {
2340				if (radeon_apply_legacy_tv_quirks(dev)) {
2341					hpd.hpd = RADEON_HPD_NONE;
2342					radeon_add_legacy_encoder(dev,
2343								  radeon_get_encoder_id
2344								  (dev,
2345								   ATOM_DEVICE_TV1_SUPPORT,
2346								   2),
2347								  ATOM_DEVICE_TV1_SUPPORT);
2348					radeon_add_legacy_connector(dev, 6,
2349								    ATOM_DEVICE_TV1_SUPPORT,
2350								    DRM_MODE_CONNECTOR_SVIDEO,
2351								    &ddc_i2c,
2352								    CONNECTOR_OBJECT_ID_SVIDEO,
2353								    &hpd);
2354				}
2355			}
2356		}
2357	}
2358
2359	radeon_link_encoder_connector(dev);
2360
2361	return true;
2362}
2363
2364void radeon_combios_get_power_modes(struct radeon_device *rdev)
2365{
2366	struct drm_device *dev = rdev->ddev;
2367	u16 offset, misc, misc2 = 0;
2368	u8 rev, blocks, tmp;
2369	int state_index = 0;
2370
2371	rdev->pm.default_power_state_index = -1;
2372
2373	if (rdev->flags & RADEON_IS_MOBILITY) {
2374		offset = combios_get_table_offset(dev, COMBIOS_POWERPLAY_INFO_TABLE);
2375		if (offset) {
2376			rev = RBIOS8(offset);
2377			blocks = RBIOS8(offset + 0x2);
2378			/* power mode 0 tends to be the only valid one */
2379			rdev->pm.power_state[state_index].num_clock_modes = 1;
2380			rdev->pm.power_state[state_index].clock_info[0].mclk = RBIOS32(offset + 0x5 + 0x2);
2381			rdev->pm.power_state[state_index].clock_info[0].sclk = RBIOS32(offset + 0x5 + 0x6);
2382			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2383			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2384				goto default_mode;
2385			rdev->pm.power_state[state_index].type =
2386				POWER_STATE_TYPE_BATTERY;
2387			misc = RBIOS16(offset + 0x5 + 0x0);
2388			if (rev > 4)
2389				misc2 = RBIOS16(offset + 0x5 + 0xe);
2390			rdev->pm.power_state[state_index].misc = misc;
2391			rdev->pm.power_state[state_index].misc2 = misc2;
2392			if (misc & 0x4) {
2393				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO;
2394				if (misc & 0x8)
2395					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2396						true;
2397				else
2398					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2399						false;
2400				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = true;
2401				if (rev < 6) {
2402					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2403						RBIOS16(offset + 0x5 + 0xb) * 4;
2404					tmp = RBIOS8(offset + 0x5 + 0xd);
2405					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2406				} else {
2407					u8 entries = RBIOS8(offset + 0x5 + 0xb);
2408					u16 voltage_table_offset = RBIOS16(offset + 0x5 + 0xc);
2409					if (entries && voltage_table_offset) {
2410						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2411							RBIOS16(voltage_table_offset) * 4;
2412						tmp = RBIOS8(voltage_table_offset + 0x2);
2413						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2414					} else
2415						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = false;
2416				}
2417				switch ((misc2 & 0x700) >> 8) {
2418				case 0:
2419				default:
2420					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 0;
2421					break;
2422				case 1:
2423					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 33;
2424					break;
2425				case 2:
2426					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 66;
2427					break;
2428				case 3:
2429					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 99;
2430					break;
2431				case 4:
2432					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 132;
2433					break;
2434				}
2435			} else
2436				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2437			if (rev > 6)
2438				rdev->pm.power_state[state_index].pcie_lanes =
2439					RBIOS8(offset + 0x5 + 0x10);
2440			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2441			state_index++;
2442		} else {
2443			/* XXX figure out some good default low power mode for mobility cards w/out power tables */
2444		}
2445	} else {
2446		/* XXX figure out some good default low power mode for desktop cards */
2447	}
2448
2449default_mode:
2450	/* add the default mode */
2451	rdev->pm.power_state[state_index].type =
2452		POWER_STATE_TYPE_DEFAULT;
2453	rdev->pm.power_state[state_index].num_clock_modes = 1;
2454	rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2455	rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2456	rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
2457	rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2458	rdev->pm.power_state[state_index].pcie_lanes = 16;
2459	rdev->pm.power_state[state_index].flags = 0;
2460	rdev->pm.default_power_state_index = state_index;
2461	rdev->pm.num_power_states = state_index + 1;
2462
2463	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2464	rdev->pm.current_clock_mode_index = 0;
2465}
2466
2467void radeon_external_tmds_setup(struct drm_encoder *encoder)
2468{
2469	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2470	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2471
2472	if (!tmds)
2473		return;
2474
2475	switch (tmds->dvo_chip) {
2476	case DVO_SIL164:
2477		/* sil 164 */
2478		radeon_i2c_put_byte(tmds->i2c_bus,
2479				    tmds->slave_addr,
2480				    0x08, 0x30);
2481		radeon_i2c_put_byte(tmds->i2c_bus,
2482				       tmds->slave_addr,
2483				       0x09, 0x00);
2484		radeon_i2c_put_byte(tmds->i2c_bus,
2485				    tmds->slave_addr,
2486				    0x0a, 0x90);
2487		radeon_i2c_put_byte(tmds->i2c_bus,
2488				    tmds->slave_addr,
2489				    0x0c, 0x89);
2490		radeon_i2c_put_byte(tmds->i2c_bus,
2491				       tmds->slave_addr,
2492				       0x08, 0x3b);
2493		break;
2494	case DVO_SIL1178:
2495		/* sil 1178 - untested */
2496		/*
2497		 * 0x0f, 0x44
2498		 * 0x0f, 0x4c
2499		 * 0x0e, 0x01
2500		 * 0x0a, 0x80
2501		 * 0x09, 0x30
2502		 * 0x0c, 0xc9
2503		 * 0x0d, 0x70
2504		 * 0x08, 0x32
2505		 * 0x08, 0x33
2506		 */
2507		break;
2508	default:
2509		break;
2510	}
2511
2512}
2513
2514bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder)
2515{
2516	struct drm_device *dev = encoder->dev;
2517	struct radeon_device *rdev = dev->dev_private;
2518	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2519	uint16_t offset;
2520	uint8_t blocks, slave_addr, rev;
2521	uint32_t index, id;
2522	uint32_t reg, val, and_mask, or_mask;
2523	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2524
2525	if (!tmds)
2526		return false;
2527
2528	if (rdev->flags & RADEON_IS_IGP) {
2529		offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_ON_TABLE);
2530		rev = RBIOS8(offset);
2531		if (offset) {
2532			rev = RBIOS8(offset);
2533			if (rev > 1) {
2534				blocks = RBIOS8(offset + 3);
2535				index = offset + 4;
2536				while (blocks > 0) {
2537					id = RBIOS16(index);
2538					index += 2;
2539					switch (id >> 13) {
2540					case 0:
2541						reg = (id & 0x1fff) * 4;
2542						val = RBIOS32(index);
2543						index += 4;
2544						WREG32(reg, val);
2545						break;
2546					case 2:
2547						reg = (id & 0x1fff) * 4;
2548						and_mask = RBIOS32(index);
2549						index += 4;
2550						or_mask = RBIOS32(index);
2551						index += 4;
2552						val = RREG32(reg);
2553						val = (val & and_mask) | or_mask;
2554						WREG32(reg, val);
2555						break;
2556					case 3:
2557						val = RBIOS16(index);
2558						index += 2;
2559						udelay(val);
2560						break;
2561					case 4:
2562						val = RBIOS16(index);
2563						index += 2;
2564						udelay(val * 1000);
2565						break;
2566					case 6:
2567						slave_addr = id & 0xff;
2568						slave_addr >>= 1; /* 7 bit addressing */
2569						index++;
2570						reg = RBIOS8(index);
2571						index++;
2572						val = RBIOS8(index);
2573						index++;
2574						radeon_i2c_put_byte(tmds->i2c_bus,
2575								    slave_addr,
2576								    reg, val);
2577						break;
2578					default:
2579						DRM_ERROR("Unknown id %d\n", id >> 13);
2580						break;
2581					}
2582					blocks--;
2583				}
2584				return true;
2585			}
2586		}
2587	} else {
2588		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2589		if (offset) {
2590			index = offset + 10;
2591			id = RBIOS16(index);
2592			while (id != 0xffff) {
2593				index += 2;
2594				switch (id >> 13) {
2595				case 0:
2596					reg = (id & 0x1fff) * 4;
2597					val = RBIOS32(index);
2598					WREG32(reg, val);
2599					break;
2600				case 2:
2601					reg = (id & 0x1fff) * 4;
2602					and_mask = RBIOS32(index);
2603					index += 4;
2604					or_mask = RBIOS32(index);
2605					index += 4;
2606					val = RREG32(reg);
2607					val = (val & and_mask) | or_mask;
2608					WREG32(reg, val);
2609					break;
2610				case 4:
2611					val = RBIOS16(index);
2612					index += 2;
2613					udelay(val);
2614					break;
2615				case 5:
2616					reg = id & 0x1fff;
2617					and_mask = RBIOS32(index);
2618					index += 4;
2619					or_mask = RBIOS32(index);
2620					index += 4;
2621					val = RREG32_PLL(reg);
2622					val = (val & and_mask) | or_mask;
2623					WREG32_PLL(reg, val);
2624					break;
2625				case 6:
2626					reg = id & 0x1fff;
2627					val = RBIOS8(index);
2628					index += 1;
2629					radeon_i2c_put_byte(tmds->i2c_bus,
2630							    tmds->slave_addr,
2631							    reg, val);
2632					break;
2633				default:
2634					DRM_ERROR("Unknown id %d\n", id >> 13);
2635					break;
2636				}
2637				id = RBIOS16(index);
2638			}
2639			return true;
2640		}
2641	}
2642	return false;
2643}
2644
2645static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
2646{
2647	struct radeon_device *rdev = dev->dev_private;
2648
2649	if (offset) {
2650		while (RBIOS16(offset)) {
2651			uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13);
2652			uint32_t addr = (RBIOS16(offset) & 0x1fff);
2653			uint32_t val, and_mask, or_mask;
2654			uint32_t tmp;
2655
2656			offset += 2;
2657			switch (cmd) {
2658			case 0:
2659				val = RBIOS32(offset);
2660				offset += 4;
2661				WREG32(addr, val);
2662				break;
2663			case 1:
2664				val = RBIOS32(offset);
2665				offset += 4;
2666				WREG32(addr, val);
2667				break;
2668			case 2:
2669				and_mask = RBIOS32(offset);
2670				offset += 4;
2671				or_mask = RBIOS32(offset);
2672				offset += 4;
2673				tmp = RREG32(addr);
2674				tmp &= and_mask;
2675				tmp |= or_mask;
2676				WREG32(addr, tmp);
2677				break;
2678			case 3:
2679				and_mask = RBIOS32(offset);
2680				offset += 4;
2681				or_mask = RBIOS32(offset);
2682				offset += 4;
2683				tmp = RREG32(addr);
2684				tmp &= and_mask;
2685				tmp |= or_mask;
2686				WREG32(addr, tmp);
2687				break;
2688			case 4:
2689				val = RBIOS16(offset);
2690				offset += 2;
2691				udelay(val);
2692				break;
2693			case 5:
2694				val = RBIOS16(offset);
2695				offset += 2;
2696				switch (addr) {
2697				case 8:
2698					while (val--) {
2699						if (!
2700						    (RREG32_PLL
2701						     (RADEON_CLK_PWRMGT_CNTL) &
2702						     RADEON_MC_BUSY))
2703							break;
2704					}
2705					break;
2706				case 9:
2707					while (val--) {
2708						if ((RREG32(RADEON_MC_STATUS) &
2709						     RADEON_MC_IDLE))
2710							break;
2711					}
2712					break;
2713				default:
2714					break;
2715				}
2716				break;
2717			default:
2718				break;
2719			}
2720		}
2721	}
2722}
2723
2724static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
2725{
2726	struct radeon_device *rdev = dev->dev_private;
2727
2728	if (offset) {
2729		while (RBIOS8(offset)) {
2730			uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6);
2731			uint8_t addr = (RBIOS8(offset) & 0x3f);
2732			uint32_t val, shift, tmp;
2733			uint32_t and_mask, or_mask;
2734
2735			offset++;
2736			switch (cmd) {
2737			case 0:
2738				val = RBIOS32(offset);
2739				offset += 4;
2740				WREG32_PLL(addr, val);
2741				break;
2742			case 1:
2743				shift = RBIOS8(offset) * 8;
2744				offset++;
2745				and_mask = RBIOS8(offset) << shift;
2746				and_mask |= ~(0xff << shift);
2747				offset++;
2748				or_mask = RBIOS8(offset) << shift;
2749				offset++;
2750				tmp = RREG32_PLL(addr);
2751				tmp &= and_mask;
2752				tmp |= or_mask;
2753				WREG32_PLL(addr, tmp);
2754				break;
2755			case 2:
2756			case 3:
2757				tmp = 1000;
2758				switch (addr) {
2759				case 1:
2760					udelay(150);
2761					break;
2762				case 2:
2763					udelay(1000);
2764					break;
2765				case 3:
2766					while (tmp--) {
2767						if (!
2768						    (RREG32_PLL
2769						     (RADEON_CLK_PWRMGT_CNTL) &
2770						     RADEON_MC_BUSY))
2771							break;
2772					}
2773					break;
2774				case 4:
2775					while (tmp--) {
2776						if (RREG32_PLL
2777						    (RADEON_CLK_PWRMGT_CNTL) &
2778						    RADEON_DLL_READY)
2779							break;
2780					}
2781					break;
2782				case 5:
2783					tmp =
2784					    RREG32_PLL(RADEON_CLK_PWRMGT_CNTL);
2785					if (tmp & RADEON_CG_NO1_DEBUG_0) {
2786#if 0
2787						uint32_t mclk_cntl =
2788						    RREG32_PLL
2789						    (RADEON_MCLK_CNTL);
2790						mclk_cntl &= 0xffff0000;
2791						/*mclk_cntl |= 0x00001111;*//* ??? */
2792						WREG32_PLL(RADEON_MCLK_CNTL,
2793							   mclk_cntl);
2794						udelay(10000);
2795#endif
2796						WREG32_PLL
2797						    (RADEON_CLK_PWRMGT_CNTL,
2798						     tmp &
2799						     ~RADEON_CG_NO1_DEBUG_0);
2800						udelay(10000);
2801					}
2802					break;
2803				default:
2804					break;
2805				}
2806				break;
2807			default:
2808				break;
2809			}
2810		}
2811	}
2812}
2813
2814static void combios_parse_ram_reset_table(struct drm_device *dev,
2815					  uint16_t offset)
2816{
2817	struct radeon_device *rdev = dev->dev_private;
2818	uint32_t tmp;
2819
2820	if (offset) {
2821		uint8_t val = RBIOS8(offset);
2822		while (val != 0xff) {
2823			offset++;
2824
2825			if (val == 0x0f) {
2826				uint32_t channel_complete_mask;
2827
2828				if (ASIC_IS_R300(rdev))
2829					channel_complete_mask =
2830					    R300_MEM_PWRUP_COMPLETE;
2831				else
2832					channel_complete_mask =
2833					    RADEON_MEM_PWRUP_COMPLETE;
2834				tmp = 20000;
2835				while (tmp--) {
2836					if ((RREG32(RADEON_MEM_STR_CNTL) &
2837					     channel_complete_mask) ==
2838					    channel_complete_mask)
2839						break;
2840				}
2841			} else {
2842				uint32_t or_mask = RBIOS16(offset);
2843				offset += 2;
2844
2845				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
2846				tmp &= RADEON_SDRAM_MODE_MASK;
2847				tmp |= or_mask;
2848				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
2849
2850				or_mask = val << 24;
2851				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
2852				tmp &= RADEON_B3MEM_RESET_MASK;
2853				tmp |= or_mask;
2854				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
2855			}
2856			val = RBIOS8(offset);
2857		}
2858	}
2859}
2860
2861static uint32_t combios_detect_ram(struct drm_device *dev, int ram,
2862				   int mem_addr_mapping)
2863{
2864	struct radeon_device *rdev = dev->dev_private;
2865	uint32_t mem_cntl;
2866	uint32_t mem_size;
2867	uint32_t addr = 0;
2868
2869	mem_cntl = RREG32(RADEON_MEM_CNTL);
2870	if (mem_cntl & RV100_HALF_MODE)
2871		ram /= 2;
2872	mem_size = ram;
2873	mem_cntl &= ~(0xff << 8);
2874	mem_cntl |= (mem_addr_mapping & 0xff) << 8;
2875	WREG32(RADEON_MEM_CNTL, mem_cntl);
2876	RREG32(RADEON_MEM_CNTL);
2877
2878	/* sdram reset ? */
2879
2880	/* something like this????  */
2881	while (ram--) {
2882		addr = ram * 1024 * 1024;
2883		/* write to each page */
2884		WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
2885		WREG32(RADEON_MM_DATA, 0xdeadbeef);
2886		/* read back and verify */
2887		WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER);
2888		if (RREG32(RADEON_MM_DATA) != 0xdeadbeef)
2889			return 0;
2890	}
2891
2892	return mem_size;
2893}
2894
2895static void combios_write_ram_size(struct drm_device *dev)
2896{
2897	struct radeon_device *rdev = dev->dev_private;
2898	uint8_t rev;
2899	uint16_t offset;
2900	uint32_t mem_size = 0;
2901	uint32_t mem_cntl = 0;
2902
2903	/* should do something smarter here I guess... */
2904	if (rdev->flags & RADEON_IS_IGP)
2905		return;
2906
2907	/* first check detected mem table */
2908	offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE);
2909	if (offset) {
2910		rev = RBIOS8(offset);
2911		if (rev < 3) {
2912			mem_cntl = RBIOS32(offset + 1);
2913			mem_size = RBIOS16(offset + 5);
2914			if (((rdev->flags & RADEON_FAMILY_MASK) < CHIP_R200) &&
2915			    ((dev->pdev->device != 0x515e)
2916			     && (dev->pdev->device != 0x5969)))
2917				WREG32(RADEON_MEM_CNTL, mem_cntl);
2918		}
2919	}
2920
2921	if (!mem_size) {
2922		offset =
2923		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
2924		if (offset) {
2925			rev = RBIOS8(offset - 1);
2926			if (rev < 1) {
2927				if (((rdev->flags & RADEON_FAMILY_MASK) <
2928				     CHIP_R200)
2929				    && ((dev->pdev->device != 0x515e)
2930					&& (dev->pdev->device != 0x5969))) {
2931					int ram = 0;
2932					int mem_addr_mapping = 0;
2933
2934					while (RBIOS8(offset)) {
2935						ram = RBIOS8(offset);
2936						mem_addr_mapping =
2937						    RBIOS8(offset + 1);
2938						if (mem_addr_mapping != 0x25)
2939							ram *= 2;
2940						mem_size =
2941						    combios_detect_ram(dev, ram,
2942								       mem_addr_mapping);
2943						if (mem_size)
2944							break;
2945						offset += 2;
2946					}
2947				} else
2948					mem_size = RBIOS8(offset);
2949			} else {
2950				mem_size = RBIOS8(offset);
2951				mem_size *= 2;	/* convert to MB */
2952			}
2953		}
2954	}
2955
2956	mem_size *= (1024 * 1024);	/* convert to bytes */
2957	WREG32(RADEON_CONFIG_MEMSIZE, mem_size);
2958}
2959
2960void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable)
2961{
2962	uint16_t dyn_clk_info =
2963	    combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
2964
2965	if (dyn_clk_info)
2966		combios_parse_pll_table(dev, dyn_clk_info);
2967}
2968
2969void radeon_combios_asic_init(struct drm_device *dev)
2970{
2971	struct radeon_device *rdev = dev->dev_private;
2972	uint16_t table;
2973
2974	/* port hardcoded mac stuff from radeonfb */
2975	if (rdev->bios == NULL)
2976		return;
2977
2978	/* ASIC INIT 1 */
2979	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
2980	if (table)
2981		combios_parse_mmio_table(dev, table);
2982
2983	/* PLL INIT */
2984	table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
2985	if (table)
2986		combios_parse_pll_table(dev, table);
2987
2988	/* ASIC INIT 2 */
2989	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
2990	if (table)
2991		combios_parse_mmio_table(dev, table);
2992
2993	if (!(rdev->flags & RADEON_IS_IGP)) {
2994		/* ASIC INIT 4 */
2995		table =
2996		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
2997		if (table)
2998			combios_parse_mmio_table(dev, table);
2999
3000		/* RAM RESET */
3001		table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
3002		if (table)
3003			combios_parse_ram_reset_table(dev, table);
3004
3005		/* ASIC INIT 3 */
3006		table =
3007		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
3008		if (table)
3009			combios_parse_mmio_table(dev, table);
3010
3011		/* write CONFIG_MEMSIZE */
3012		combios_write_ram_size(dev);
3013	}
3014
3015	/* DYN CLK 1 */
3016	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3017	if (table)
3018		combios_parse_pll_table(dev, table);
3019
3020}
3021
3022void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
3023{
3024	struct radeon_device *rdev = dev->dev_private;
3025	uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
3026
3027	bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
3028	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3029	bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH);
3030
3031	/* let the bios control the backlight */
3032	bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
3033
3034	/* tell the bios not to handle mode switching */
3035	bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
3036			   RADEON_ACC_MODE_CHANGE);
3037
3038	/* tell the bios a driver is loaded */
3039	bios_7_scratch |= RADEON_DRV_LOADED;
3040
3041	WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
3042	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3043	WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
3044}
3045
3046void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
3047{
3048	struct drm_device *dev = encoder->dev;
3049	struct radeon_device *rdev = dev->dev_private;
3050	uint32_t bios_6_scratch;
3051
3052	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3053
3054	if (lock)
3055		bios_6_scratch |= RADEON_DRIVER_CRITICAL;
3056	else
3057		bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
3058
3059	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3060}
3061
3062void
3063radeon_combios_connected_scratch_regs(struct drm_connector *connector,
3064				      struct drm_encoder *encoder,
3065				      bool connected)
3066{
3067	struct drm_device *dev = connector->dev;
3068	struct radeon_device *rdev = dev->dev_private;
3069	struct radeon_connector *radeon_connector =
3070	    to_radeon_connector(connector);
3071	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3072	uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
3073	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3074
3075	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
3076	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
3077		if (connected) {
3078			DRM_DEBUG("TV1 connected\n");
3079			/* fix me */
3080			bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO;
3081			/*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
3082			bios_5_scratch |= RADEON_TV1_ON;
3083			bios_5_scratch |= RADEON_ACC_REQ_TV1;
3084		} else {
3085			DRM_DEBUG("TV1 disconnected\n");
3086			bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK;
3087			bios_5_scratch &= ~RADEON_TV1_ON;
3088			bios_5_scratch &= ~RADEON_ACC_REQ_TV1;
3089		}
3090	}
3091	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
3092	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
3093		if (connected) {
3094			DRM_DEBUG("LCD1 connected\n");
3095			bios_4_scratch |= RADEON_LCD1_ATTACHED;
3096			bios_5_scratch |= RADEON_LCD1_ON;
3097			bios_5_scratch |= RADEON_ACC_REQ_LCD1;
3098		} else {
3099			DRM_DEBUG("LCD1 disconnected\n");
3100			bios_4_scratch &= ~RADEON_LCD1_ATTACHED;
3101			bios_5_scratch &= ~RADEON_LCD1_ON;
3102			bios_5_scratch &= ~RADEON_ACC_REQ_LCD1;
3103		}
3104	}
3105	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
3106	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
3107		if (connected) {
3108			DRM_DEBUG("CRT1 connected\n");
3109			bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR;
3110			bios_5_scratch |= RADEON_CRT1_ON;
3111			bios_5_scratch |= RADEON_ACC_REQ_CRT1;
3112		} else {
3113			DRM_DEBUG("CRT1 disconnected\n");
3114			bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK;
3115			bios_5_scratch &= ~RADEON_CRT1_ON;
3116			bios_5_scratch &= ~RADEON_ACC_REQ_CRT1;
3117		}
3118	}
3119	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
3120	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
3121		if (connected) {
3122			DRM_DEBUG("CRT2 connected\n");
3123			bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR;
3124			bios_5_scratch |= RADEON_CRT2_ON;
3125			bios_5_scratch |= RADEON_ACC_REQ_CRT2;
3126		} else {
3127			DRM_DEBUG("CRT2 disconnected\n");
3128			bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK;
3129			bios_5_scratch &= ~RADEON_CRT2_ON;
3130			bios_5_scratch &= ~RADEON_ACC_REQ_CRT2;
3131		}
3132	}
3133	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
3134	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
3135		if (connected) {
3136			DRM_DEBUG("DFP1 connected\n");
3137			bios_4_scratch |= RADEON_DFP1_ATTACHED;
3138			bios_5_scratch |= RADEON_DFP1_ON;
3139			bios_5_scratch |= RADEON_ACC_REQ_DFP1;
3140		} else {
3141			DRM_DEBUG("DFP1 disconnected\n");
3142			bios_4_scratch &= ~RADEON_DFP1_ATTACHED;
3143			bios_5_scratch &= ~RADEON_DFP1_ON;
3144			bios_5_scratch &= ~RADEON_ACC_REQ_DFP1;
3145		}
3146	}
3147	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
3148	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
3149		if (connected) {
3150			DRM_DEBUG("DFP2 connected\n");
3151			bios_4_scratch |= RADEON_DFP2_ATTACHED;
3152			bios_5_scratch |= RADEON_DFP2_ON;
3153			bios_5_scratch |= RADEON_ACC_REQ_DFP2;
3154		} else {
3155			DRM_DEBUG("DFP2 disconnected\n");
3156			bios_4_scratch &= ~RADEON_DFP2_ATTACHED;
3157			bios_5_scratch &= ~RADEON_DFP2_ON;
3158			bios_5_scratch &= ~RADEON_ACC_REQ_DFP2;
3159		}
3160	}
3161	WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);
3162	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3163}
3164
3165void
3166radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
3167{
3168	struct drm_device *dev = encoder->dev;
3169	struct radeon_device *rdev = dev->dev_private;
3170	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3171	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3172
3173	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
3174		bios_5_scratch &= ~RADEON_TV1_CRTC_MASK;
3175		bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT);
3176	}
3177	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
3178		bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK;
3179		bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT);
3180	}
3181	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
3182		bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK;
3183		bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT);
3184	}
3185	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
3186		bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK;
3187		bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT);
3188	}
3189	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
3190		bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK;
3191		bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT);
3192	}
3193	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
3194		bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK;
3195		bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT);
3196	}
3197	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3198}
3199
3200void
3201radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
3202{
3203	struct drm_device *dev = encoder->dev;
3204	struct radeon_device *rdev = dev->dev_private;
3205	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3206	uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3207
3208	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
3209		if (on)
3210			bios_6_scratch |= RADEON_TV_DPMS_ON;
3211		else
3212			bios_6_scratch &= ~RADEON_TV_DPMS_ON;
3213	}
3214	if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3215		if (on)
3216			bios_6_scratch |= RADEON_CRT_DPMS_ON;
3217		else
3218			bios_6_scratch &= ~RADEON_CRT_DPMS_ON;
3219	}
3220	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3221		if (on)
3222			bios_6_scratch |= RADEON_LCD_DPMS_ON;
3223		else
3224			bios_6_scratch &= ~RADEON_LCD_DPMS_ON;
3225	}
3226	if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
3227		if (on)
3228			bios_6_scratch |= RADEON_DFP_DPMS_ON;
3229		else
3230			bios_6_scratch &= ~RADEON_DFP_DPMS_ON;
3231	}
3232	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3233}
3234