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 <drm/drmP.h>
28#include <drm/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_legacy_encoder.c */
41extern void
42radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum,
43			  uint32_t supported_device);
44
45/* old legacy ATI BIOS routines */
46
47/* COMBIOS table offsets */
48enum radeon_combios_table_offset {
49	/* absolute offset tables */
50	COMBIOS_ASIC_INIT_1_TABLE,
51	COMBIOS_BIOS_SUPPORT_TABLE,
52	COMBIOS_DAC_PROGRAMMING_TABLE,
53	COMBIOS_MAX_COLOR_DEPTH_TABLE,
54	COMBIOS_CRTC_INFO_TABLE,
55	COMBIOS_PLL_INFO_TABLE,
56	COMBIOS_TV_INFO_TABLE,
57	COMBIOS_DFP_INFO_TABLE,
58	COMBIOS_HW_CONFIG_INFO_TABLE,
59	COMBIOS_MULTIMEDIA_INFO_TABLE,
60	COMBIOS_TV_STD_PATCH_TABLE,
61	COMBIOS_LCD_INFO_TABLE,
62	COMBIOS_MOBILE_INFO_TABLE,
63	COMBIOS_PLL_INIT_TABLE,
64	COMBIOS_MEM_CONFIG_TABLE,
65	COMBIOS_SAVE_MASK_TABLE,
66	COMBIOS_HARDCODED_EDID_TABLE,
67	COMBIOS_ASIC_INIT_2_TABLE,
68	COMBIOS_CONNECTOR_INFO_TABLE,
69	COMBIOS_DYN_CLK_1_TABLE,
70	COMBIOS_RESERVED_MEM_TABLE,
71	COMBIOS_EXT_TMDS_INFO_TABLE,
72	COMBIOS_MEM_CLK_INFO_TABLE,
73	COMBIOS_EXT_DAC_INFO_TABLE,
74	COMBIOS_MISC_INFO_TABLE,
75	COMBIOS_CRT_INFO_TABLE,
76	COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE,
77	COMBIOS_COMPONENT_VIDEO_INFO_TABLE,
78	COMBIOS_FAN_SPEED_INFO_TABLE,
79	COMBIOS_OVERDRIVE_INFO_TABLE,
80	COMBIOS_OEM_INFO_TABLE,
81	COMBIOS_DYN_CLK_2_TABLE,
82	COMBIOS_POWER_CONNECTOR_INFO_TABLE,
83	COMBIOS_I2C_INFO_TABLE,
84	/* relative offset tables */
85	COMBIOS_ASIC_INIT_3_TABLE,	/* offset from misc info */
86	COMBIOS_ASIC_INIT_4_TABLE,	/* offset from misc info */
87	COMBIOS_DETECTED_MEM_TABLE,	/* offset from misc info */
88	COMBIOS_ASIC_INIT_5_TABLE,	/* offset from misc info */
89	COMBIOS_RAM_RESET_TABLE,	/* offset from mem config */
90	COMBIOS_POWERPLAY_INFO_TABLE,	/* offset from mobile info */
91	COMBIOS_GPIO_INFO_TABLE,	/* offset from mobile info */
92	COMBIOS_LCD_DDC_INFO_TABLE,	/* offset from mobile info */
93	COMBIOS_TMDS_POWER_TABLE,	/* offset from mobile info */
94	COMBIOS_TMDS_POWER_ON_TABLE,	/* offset from tmds power */
95	COMBIOS_TMDS_POWER_OFF_TABLE,	/* offset from tmds power */
96};
97
98enum radeon_combios_ddc {
99	DDC_NONE_DETECTED,
100	DDC_MONID,
101	DDC_DVI,
102	DDC_VGA,
103	DDC_CRT2,
104	DDC_LCD,
105	DDC_GPIO,
106};
107
108enum radeon_combios_connector {
109	CONNECTOR_NONE_LEGACY,
110	CONNECTOR_PROPRIETARY_LEGACY,
111	CONNECTOR_CRT_LEGACY,
112	CONNECTOR_DVI_I_LEGACY,
113	CONNECTOR_DVI_D_LEGACY,
114	CONNECTOR_CTV_LEGACY,
115	CONNECTOR_STV_LEGACY,
116	CONNECTOR_UNSUPPORTED_LEGACY
117};
118
119static const int legacy_connector_convert[] = {
120	DRM_MODE_CONNECTOR_Unknown,
121	DRM_MODE_CONNECTOR_DVID,
122	DRM_MODE_CONNECTOR_VGA,
123	DRM_MODE_CONNECTOR_DVII,
124	DRM_MODE_CONNECTOR_DVID,
125	DRM_MODE_CONNECTOR_Composite,
126	DRM_MODE_CONNECTOR_SVIDEO,
127	DRM_MODE_CONNECTOR_Unknown,
128};
129
130static uint16_t combios_get_table_offset(struct drm_device *dev,
131					 enum radeon_combios_table_offset table)
132{
133	struct radeon_device *rdev = dev->dev_private;
134	int rev, size;
135	uint16_t offset = 0, check_offset;
136
137	if (!rdev->bios)
138		return 0;
139
140	switch (table) {
141		/* absolute offset tables */
142	case COMBIOS_ASIC_INIT_1_TABLE:
143		check_offset = 0xc;
144		break;
145	case COMBIOS_BIOS_SUPPORT_TABLE:
146		check_offset = 0x14;
147		break;
148	case COMBIOS_DAC_PROGRAMMING_TABLE:
149		check_offset = 0x2a;
150		break;
151	case COMBIOS_MAX_COLOR_DEPTH_TABLE:
152		check_offset = 0x2c;
153		break;
154	case COMBIOS_CRTC_INFO_TABLE:
155		check_offset = 0x2e;
156		break;
157	case COMBIOS_PLL_INFO_TABLE:
158		check_offset = 0x30;
159		break;
160	case COMBIOS_TV_INFO_TABLE:
161		check_offset = 0x32;
162		break;
163	case COMBIOS_DFP_INFO_TABLE:
164		check_offset = 0x34;
165		break;
166	case COMBIOS_HW_CONFIG_INFO_TABLE:
167		check_offset = 0x36;
168		break;
169	case COMBIOS_MULTIMEDIA_INFO_TABLE:
170		check_offset = 0x38;
171		break;
172	case COMBIOS_TV_STD_PATCH_TABLE:
173		check_offset = 0x3e;
174		break;
175	case COMBIOS_LCD_INFO_TABLE:
176		check_offset = 0x40;
177		break;
178	case COMBIOS_MOBILE_INFO_TABLE:
179		check_offset = 0x42;
180		break;
181	case COMBIOS_PLL_INIT_TABLE:
182		check_offset = 0x46;
183		break;
184	case COMBIOS_MEM_CONFIG_TABLE:
185		check_offset = 0x48;
186		break;
187	case COMBIOS_SAVE_MASK_TABLE:
188		check_offset = 0x4a;
189		break;
190	case COMBIOS_HARDCODED_EDID_TABLE:
191		check_offset = 0x4c;
192		break;
193	case COMBIOS_ASIC_INIT_2_TABLE:
194		check_offset = 0x4e;
195		break;
196	case COMBIOS_CONNECTOR_INFO_TABLE:
197		check_offset = 0x50;
198		break;
199	case COMBIOS_DYN_CLK_1_TABLE:
200		check_offset = 0x52;
201		break;
202	case COMBIOS_RESERVED_MEM_TABLE:
203		check_offset = 0x54;
204		break;
205	case COMBIOS_EXT_TMDS_INFO_TABLE:
206		check_offset = 0x58;
207		break;
208	case COMBIOS_MEM_CLK_INFO_TABLE:
209		check_offset = 0x5a;
210		break;
211	case COMBIOS_EXT_DAC_INFO_TABLE:
212		check_offset = 0x5c;
213		break;
214	case COMBIOS_MISC_INFO_TABLE:
215		check_offset = 0x5e;
216		break;
217	case COMBIOS_CRT_INFO_TABLE:
218		check_offset = 0x60;
219		break;
220	case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
221		check_offset = 0x62;
222		break;
223	case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
224		check_offset = 0x64;
225		break;
226	case COMBIOS_FAN_SPEED_INFO_TABLE:
227		check_offset = 0x66;
228		break;
229	case COMBIOS_OVERDRIVE_INFO_TABLE:
230		check_offset = 0x68;
231		break;
232	case COMBIOS_OEM_INFO_TABLE:
233		check_offset = 0x6a;
234		break;
235	case COMBIOS_DYN_CLK_2_TABLE:
236		check_offset = 0x6c;
237		break;
238	case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
239		check_offset = 0x6e;
240		break;
241	case COMBIOS_I2C_INFO_TABLE:
242		check_offset = 0x70;
243		break;
244		/* relative offset tables */
245	case COMBIOS_ASIC_INIT_3_TABLE:	/* offset from misc info */
246		check_offset =
247		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
248		if (check_offset) {
249			rev = RBIOS8(check_offset);
250			if (rev > 0) {
251				check_offset = RBIOS16(check_offset + 0x3);
252				if (check_offset)
253					offset = check_offset;
254			}
255		}
256		break;
257	case COMBIOS_ASIC_INIT_4_TABLE:	/* offset from misc info */
258		check_offset =
259		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
260		if (check_offset) {
261			rev = RBIOS8(check_offset);
262			if (rev > 0) {
263				check_offset = RBIOS16(check_offset + 0x5);
264				if (check_offset)
265					offset = check_offset;
266			}
267		}
268		break;
269	case COMBIOS_DETECTED_MEM_TABLE:	/* offset from misc info */
270		check_offset =
271		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
272		if (check_offset) {
273			rev = RBIOS8(check_offset);
274			if (rev > 0) {
275				check_offset = RBIOS16(check_offset + 0x7);
276				if (check_offset)
277					offset = check_offset;
278			}
279		}
280		break;
281	case COMBIOS_ASIC_INIT_5_TABLE:	/* offset from misc info */
282		check_offset =
283		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
284		if (check_offset) {
285			rev = RBIOS8(check_offset);
286			if (rev == 2) {
287				check_offset = RBIOS16(check_offset + 0x9);
288				if (check_offset)
289					offset = check_offset;
290			}
291		}
292		break;
293	case COMBIOS_RAM_RESET_TABLE:	/* offset from mem config */
294		check_offset =
295		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
296		if (check_offset) {
297			while (RBIOS8(check_offset++));
298			check_offset += 2;
299			if (check_offset)
300				offset = check_offset;
301		}
302		break;
303	case COMBIOS_POWERPLAY_INFO_TABLE:	/* offset from mobile info */
304		check_offset =
305		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
306		if (check_offset) {
307			check_offset = RBIOS16(check_offset + 0x11);
308			if (check_offset)
309				offset = check_offset;
310		}
311		break;
312	case COMBIOS_GPIO_INFO_TABLE:	/* offset from mobile info */
313		check_offset =
314		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
315		if (check_offset) {
316			check_offset = RBIOS16(check_offset + 0x13);
317			if (check_offset)
318				offset = check_offset;
319		}
320		break;
321	case COMBIOS_LCD_DDC_INFO_TABLE:	/* offset from mobile info */
322		check_offset =
323		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
324		if (check_offset) {
325			check_offset = RBIOS16(check_offset + 0x15);
326			if (check_offset)
327				offset = check_offset;
328		}
329		break;
330	case COMBIOS_TMDS_POWER_TABLE:	/* offset from mobile info */
331		check_offset =
332		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
333		if (check_offset) {
334			check_offset = RBIOS16(check_offset + 0x17);
335			if (check_offset)
336				offset = check_offset;
337		}
338		break;
339	case COMBIOS_TMDS_POWER_ON_TABLE:	/* offset from tmds power */
340		check_offset =
341		    combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
342		if (check_offset) {
343			check_offset = RBIOS16(check_offset + 0x2);
344			if (check_offset)
345				offset = check_offset;
346		}
347		break;
348	case COMBIOS_TMDS_POWER_OFF_TABLE:	/* offset from tmds power */
349		check_offset =
350		    combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
351		if (check_offset) {
352			check_offset = RBIOS16(check_offset + 0x4);
353			if (check_offset)
354				offset = check_offset;
355		}
356		break;
357	default:
358		check_offset = 0;
359		break;
360	}
361
362	size = RBIOS8(rdev->bios_header_start + 0x6);
363	/* check absolute offset tables */
364	if (table < COMBIOS_ASIC_INIT_3_TABLE && check_offset && check_offset < size)
365		offset = RBIOS16(rdev->bios_header_start + check_offset);
366
367	return offset;
368}
369
370bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
371{
372	int edid_info, size;
373	struct edid *edid;
374	unsigned char *raw;
375	edid_info = combios_get_table_offset(rdev->ddev, COMBIOS_HARDCODED_EDID_TABLE);
376	if (!edid_info)
377		return false;
378
379	raw = rdev->bios + edid_info;
380	size = EDID_LENGTH * (raw[0x7e] + 1);
381	edid = kmalloc(size, GFP_KERNEL);
382	if (edid == NULL)
383		return false;
384
385	memcpy((unsigned char *)edid, raw, size);
386
387	if (!drm_edid_is_valid(edid)) {
388		kfree(edid);
389		return false;
390	}
391
392	rdev->mode_info.bios_hardcoded_edid = edid;
393	rdev->mode_info.bios_hardcoded_edid_size = size;
394	return true;
395}
396
397/* this is used for atom LCDs as well */
398struct edid *
399radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
400{
401	struct edid *edid;
402
403	if (rdev->mode_info.bios_hardcoded_edid) {
404		edid = kmalloc(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL);
405		if (edid) {
406			memcpy((unsigned char *)edid,
407			       (unsigned char *)rdev->mode_info.bios_hardcoded_edid,
408			       rdev->mode_info.bios_hardcoded_edid_size);
409			return edid;
410		}
411	}
412	return NULL;
413}
414
415static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
416						       enum radeon_combios_ddc ddc,
417						       u32 clk_mask,
418						       u32 data_mask)
419{
420	struct radeon_i2c_bus_rec i2c;
421	int ddc_line = 0;
422
423	/* ddc id            = mask reg
424	 * DDC_NONE_DETECTED = none
425	 * DDC_DVI           = RADEON_GPIO_DVI_DDC
426	 * DDC_VGA           = RADEON_GPIO_VGA_DDC
427	 * DDC_LCD           = RADEON_GPIOPAD_MASK
428	 * DDC_GPIO          = RADEON_MDGPIO_MASK
429	 * r1xx
430	 * DDC_MONID         = RADEON_GPIO_MONID
431	 * DDC_CRT2          = RADEON_GPIO_CRT2_DDC
432	 * r200
433	 * DDC_MONID         = RADEON_GPIO_MONID
434	 * DDC_CRT2          = RADEON_GPIO_DVI_DDC
435	 * r300/r350
436	 * DDC_MONID         = RADEON_GPIO_DVI_DDC
437	 * DDC_CRT2          = RADEON_GPIO_DVI_DDC
438	 * rv2xx/rv3xx
439	 * DDC_MONID         = RADEON_GPIO_MONID
440	 * DDC_CRT2          = RADEON_GPIO_MONID
441	 * rs3xx/rs4xx
442	 * DDC_MONID         = RADEON_GPIOPAD_MASK
443	 * DDC_CRT2          = RADEON_GPIO_MONID
444	 */
445	switch (ddc) {
446	case DDC_NONE_DETECTED:
447	default:
448		ddc_line = 0;
449		break;
450	case DDC_DVI:
451		ddc_line = RADEON_GPIO_DVI_DDC;
452		break;
453	case DDC_VGA:
454		ddc_line = RADEON_GPIO_VGA_DDC;
455		break;
456	case DDC_LCD:
457		ddc_line = RADEON_GPIOPAD_MASK;
458		break;
459	case DDC_GPIO:
460		ddc_line = RADEON_MDGPIO_MASK;
461		break;
462	case DDC_MONID:
463		if (rdev->family == CHIP_RS300 ||
464		    rdev->family == CHIP_RS400 ||
465		    rdev->family == CHIP_RS480)
466			ddc_line = RADEON_GPIOPAD_MASK;
467		else if (rdev->family == CHIP_R300 ||
468			 rdev->family == CHIP_R350) {
469			ddc_line = RADEON_GPIO_DVI_DDC;
470			ddc = DDC_DVI;
471		} else
472			ddc_line = RADEON_GPIO_MONID;
473		break;
474	case DDC_CRT2:
475		if (rdev->family == CHIP_R200 ||
476		    rdev->family == CHIP_R300 ||
477		    rdev->family == CHIP_R350) {
478			ddc_line = RADEON_GPIO_DVI_DDC;
479			ddc = DDC_DVI;
480		} else if (rdev->family == CHIP_RS300 ||
481			   rdev->family == CHIP_RS400 ||
482			   rdev->family == CHIP_RS480)
483			ddc_line = RADEON_GPIO_MONID;
484		else if (rdev->family >= CHIP_RV350) {
485			ddc_line = RADEON_GPIO_MONID;
486			ddc = DDC_MONID;
487		} else
488			ddc_line = RADEON_GPIO_CRT2_DDC;
489		break;
490	}
491
492	if (ddc_line == RADEON_GPIOPAD_MASK) {
493		i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
494		i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
495		i2c.a_clk_reg = RADEON_GPIOPAD_A;
496		i2c.a_data_reg = RADEON_GPIOPAD_A;
497		i2c.en_clk_reg = RADEON_GPIOPAD_EN;
498		i2c.en_data_reg = RADEON_GPIOPAD_EN;
499		i2c.y_clk_reg = RADEON_GPIOPAD_Y;
500		i2c.y_data_reg = RADEON_GPIOPAD_Y;
501	} else if (ddc_line == RADEON_MDGPIO_MASK) {
502		i2c.mask_clk_reg = RADEON_MDGPIO_MASK;
503		i2c.mask_data_reg = RADEON_MDGPIO_MASK;
504		i2c.a_clk_reg = RADEON_MDGPIO_A;
505		i2c.a_data_reg = RADEON_MDGPIO_A;
506		i2c.en_clk_reg = RADEON_MDGPIO_EN;
507		i2c.en_data_reg = RADEON_MDGPIO_EN;
508		i2c.y_clk_reg = RADEON_MDGPIO_Y;
509		i2c.y_data_reg = RADEON_MDGPIO_Y;
510	} else {
511		i2c.mask_clk_reg = ddc_line;
512		i2c.mask_data_reg = ddc_line;
513		i2c.a_clk_reg = ddc_line;
514		i2c.a_data_reg = ddc_line;
515		i2c.en_clk_reg = ddc_line;
516		i2c.en_data_reg = ddc_line;
517		i2c.y_clk_reg = ddc_line;
518		i2c.y_data_reg = ddc_line;
519	}
520
521	if (clk_mask && data_mask) {
522		/* system specific masks */
523		i2c.mask_clk_mask = clk_mask;
524		i2c.mask_data_mask = data_mask;
525		i2c.a_clk_mask = clk_mask;
526		i2c.a_data_mask = data_mask;
527		i2c.en_clk_mask = clk_mask;
528		i2c.en_data_mask = data_mask;
529		i2c.y_clk_mask = clk_mask;
530		i2c.y_data_mask = data_mask;
531	} else if ((ddc_line == RADEON_GPIOPAD_MASK) ||
532		   (ddc_line == RADEON_MDGPIO_MASK)) {
533		/* default gpiopad masks */
534		i2c.mask_clk_mask = (0x20 << 8);
535		i2c.mask_data_mask = 0x80;
536		i2c.a_clk_mask = (0x20 << 8);
537		i2c.a_data_mask = 0x80;
538		i2c.en_clk_mask = (0x20 << 8);
539		i2c.en_data_mask = 0x80;
540		i2c.y_clk_mask = (0x20 << 8);
541		i2c.y_data_mask = 0x80;
542	} else {
543		/* default masks for ddc pads */
544		i2c.mask_clk_mask = RADEON_GPIO_MASK_1;
545		i2c.mask_data_mask = RADEON_GPIO_MASK_0;
546		i2c.a_clk_mask = RADEON_GPIO_A_1;
547		i2c.a_data_mask = RADEON_GPIO_A_0;
548		i2c.en_clk_mask = RADEON_GPIO_EN_1;
549		i2c.en_data_mask = RADEON_GPIO_EN_0;
550		i2c.y_clk_mask = RADEON_GPIO_Y_1;
551		i2c.y_data_mask = RADEON_GPIO_Y_0;
552	}
553
554	switch (rdev->family) {
555	case CHIP_R100:
556	case CHIP_RV100:
557	case CHIP_RS100:
558	case CHIP_RV200:
559	case CHIP_RS200:
560	case CHIP_RS300:
561		switch (ddc_line) {
562		case RADEON_GPIO_DVI_DDC:
563			i2c.hw_capable = true;
564			break;
565		default:
566			i2c.hw_capable = false;
567			break;
568		}
569		break;
570	case CHIP_R200:
571		switch (ddc_line) {
572		case RADEON_GPIO_DVI_DDC:
573		case RADEON_GPIO_MONID:
574			i2c.hw_capable = true;
575			break;
576		default:
577			i2c.hw_capable = false;
578			break;
579		}
580		break;
581	case CHIP_RV250:
582	case CHIP_RV280:
583		switch (ddc_line) {
584		case RADEON_GPIO_VGA_DDC:
585		case RADEON_GPIO_DVI_DDC:
586		case RADEON_GPIO_CRT2_DDC:
587			i2c.hw_capable = true;
588			break;
589		default:
590			i2c.hw_capable = false;
591			break;
592		}
593		break;
594	case CHIP_R300:
595	case CHIP_R350:
596		switch (ddc_line) {
597		case RADEON_GPIO_VGA_DDC:
598		case RADEON_GPIO_DVI_DDC:
599			i2c.hw_capable = true;
600			break;
601		default:
602			i2c.hw_capable = false;
603			break;
604		}
605		break;
606	case CHIP_RV350:
607	case CHIP_RV380:
608	case CHIP_RS400:
609	case CHIP_RS480:
610		switch (ddc_line) {
611		case RADEON_GPIO_VGA_DDC:
612		case RADEON_GPIO_DVI_DDC:
613			i2c.hw_capable = true;
614			break;
615		case RADEON_GPIO_MONID:
616			/* hw i2c on RADEON_GPIO_MONID doesn't seem to work
617			 * reliably on some pre-r4xx hardware; not sure why.
618			 */
619			i2c.hw_capable = false;
620			break;
621		default:
622			i2c.hw_capable = false;
623			break;
624		}
625		break;
626	default:
627		i2c.hw_capable = false;
628		break;
629	}
630	i2c.mm_i2c = false;
631
632	i2c.i2c_id = ddc;
633	i2c.hpd = RADEON_HPD_NONE;
634
635	if (ddc_line)
636		i2c.valid = true;
637	else
638		i2c.valid = false;
639
640	return i2c;
641}
642
643static struct radeon_i2c_bus_rec radeon_combios_get_i2c_info_from_table(struct radeon_device *rdev)
644{
645	struct drm_device *dev = rdev->ddev;
646	struct radeon_i2c_bus_rec i2c;
647	u16 offset;
648	u8 id, blocks, clk, data;
649	int i;
650
651	i2c.valid = false;
652
653	offset = combios_get_table_offset(dev, COMBIOS_I2C_INFO_TABLE);
654	if (offset) {
655		blocks = RBIOS8(offset + 2);
656		for (i = 0; i < blocks; i++) {
657			id = RBIOS8(offset + 3 + (i * 5) + 0);
658			if (id == 136) {
659				clk = RBIOS8(offset + 3 + (i * 5) + 3);
660				data = RBIOS8(offset + 3 + (i * 5) + 4);
661				/* gpiopad */
662				i2c = combios_setup_i2c_bus(rdev, DDC_MONID,
663							    (1 << clk), (1 << data));
664				break;
665			}
666		}
667	}
668	return i2c;
669}
670
671void radeon_combios_i2c_init(struct radeon_device *rdev)
672{
673	struct drm_device *dev = rdev->ddev;
674	struct radeon_i2c_bus_rec i2c;
675
676	/* actual hw pads
677	 * r1xx/rs2xx/rs3xx
678	 * 0x60, 0x64, 0x68, 0x6c, gpiopads, mm
679	 * r200
680	 * 0x60, 0x64, 0x68, mm
681	 * r300/r350
682	 * 0x60, 0x64, mm
683	 * rv2xx/rv3xx/rs4xx
684	 * 0x60, 0x64, 0x68, gpiopads, mm
685	 */
686
687	/* 0x60 */
688	i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
689	rdev->i2c_bus[0] = radeon_i2c_create(dev, &i2c, "DVI_DDC");
690	/* 0x64 */
691	i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
692	rdev->i2c_bus[1] = radeon_i2c_create(dev, &i2c, "VGA_DDC");
693
694	/* mm i2c */
695	i2c.valid = true;
696	i2c.hw_capable = true;
697	i2c.mm_i2c = true;
698	i2c.i2c_id = 0xa0;
699	rdev->i2c_bus[2] = radeon_i2c_create(dev, &i2c, "MM_I2C");
700
701	if (rdev->family == CHIP_R300 ||
702	    rdev->family == CHIP_R350) {
703		/* only 2 sw i2c pads */
704	} else if (rdev->family == CHIP_RS300 ||
705		   rdev->family == CHIP_RS400 ||
706		   rdev->family == CHIP_RS480) {
707		/* 0x68 */
708		i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
709		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
710
711		/* gpiopad */
712		i2c = radeon_combios_get_i2c_info_from_table(rdev);
713		if (i2c.valid)
714			rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "GPIOPAD_MASK");
715	} else if ((rdev->family == CHIP_R200) ||
716		   (rdev->family >= CHIP_R300)) {
717		/* 0x68 */
718		i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
719		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
720	} else {
721		/* 0x68 */
722		i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
723		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
724		/* 0x6c */
725		i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
726		rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "CRT2_DDC");
727	}
728}
729
730bool radeon_combios_get_clock_info(struct drm_device *dev)
731{
732	struct radeon_device *rdev = dev->dev_private;
733	uint16_t pll_info;
734	struct radeon_pll *p1pll = &rdev->clock.p1pll;
735	struct radeon_pll *p2pll = &rdev->clock.p2pll;
736	struct radeon_pll *spll = &rdev->clock.spll;
737	struct radeon_pll *mpll = &rdev->clock.mpll;
738	int8_t rev;
739	uint16_t sclk, mclk;
740
741	pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
742	if (pll_info) {
743		rev = RBIOS8(pll_info);
744
745		/* pixel clocks */
746		p1pll->reference_freq = RBIOS16(pll_info + 0xe);
747		p1pll->reference_div = RBIOS16(pll_info + 0x10);
748		p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
749		p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
750		p1pll->lcd_pll_out_min = p1pll->pll_out_min;
751		p1pll->lcd_pll_out_max = p1pll->pll_out_max;
752
753		if (rev > 9) {
754			p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
755			p1pll->pll_in_max = RBIOS32(pll_info + 0x3a);
756		} else {
757			p1pll->pll_in_min = 40;
758			p1pll->pll_in_max = 500;
759		}
760		*p2pll = *p1pll;
761
762		/* system clock */
763		spll->reference_freq = RBIOS16(pll_info + 0x1a);
764		spll->reference_div = RBIOS16(pll_info + 0x1c);
765		spll->pll_out_min = RBIOS32(pll_info + 0x1e);
766		spll->pll_out_max = RBIOS32(pll_info + 0x22);
767
768		if (rev > 10) {
769			spll->pll_in_min = RBIOS32(pll_info + 0x48);
770			spll->pll_in_max = RBIOS32(pll_info + 0x4c);
771		} else {
772			/* ??? */
773			spll->pll_in_min = 40;
774			spll->pll_in_max = 500;
775		}
776
777		/* memory clock */
778		mpll->reference_freq = RBIOS16(pll_info + 0x26);
779		mpll->reference_div = RBIOS16(pll_info + 0x28);
780		mpll->pll_out_min = RBIOS32(pll_info + 0x2a);
781		mpll->pll_out_max = RBIOS32(pll_info + 0x2e);
782
783		if (rev > 10) {
784			mpll->pll_in_min = RBIOS32(pll_info + 0x5a);
785			mpll->pll_in_max = RBIOS32(pll_info + 0x5e);
786		} else {
787			/* ??? */
788			mpll->pll_in_min = 40;
789			mpll->pll_in_max = 500;
790		}
791
792		/* default sclk/mclk */
793		sclk = RBIOS16(pll_info + 0xa);
794		mclk = RBIOS16(pll_info + 0x8);
795		if (sclk == 0)
796			sclk = 200 * 100;
797		if (mclk == 0)
798			mclk = 200 * 100;
799
800		rdev->clock.default_sclk = sclk;
801		rdev->clock.default_mclk = mclk;
802
803		if (RBIOS32(pll_info + 0x16))
804			rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16);
805		else
806			rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */
807
808		return true;
809	}
810	return false;
811}
812
813bool radeon_combios_sideport_present(struct radeon_device *rdev)
814{
815	struct drm_device *dev = rdev->ddev;
816	u16 igp_info;
817
818	/* sideport is AMD only */
819	if (rdev->family == CHIP_RS400)
820		return false;
821
822	igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
823
824	if (igp_info) {
825		if (RBIOS16(igp_info + 0x4))
826			return true;
827	}
828	return false;
829}
830
831static const uint32_t default_primarydac_adj[CHIP_LAST] = {
832	0x00000808,		/* r100  */
833	0x00000808,		/* rv100 */
834	0x00000808,		/* rs100 */
835	0x00000808,		/* rv200 */
836	0x00000808,		/* rs200 */
837	0x00000808,		/* r200  */
838	0x00000808,		/* rv250 */
839	0x00000000,		/* rs300 */
840	0x00000808,		/* rv280 */
841	0x00000808,		/* r300  */
842	0x00000808,		/* r350  */
843	0x00000808,		/* rv350 */
844	0x00000808,		/* rv380 */
845	0x00000808,		/* r420  */
846	0x00000808,		/* r423  */
847	0x00000808,		/* rv410 */
848	0x00000000,		/* rs400 */
849	0x00000000,		/* rs480 */
850};
851
852static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
853							  struct radeon_encoder_primary_dac *p_dac)
854{
855	p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
856	return;
857}
858
859struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
860								       radeon_encoder
861								       *encoder)
862{
863	struct drm_device *dev = encoder->base.dev;
864	struct radeon_device *rdev = dev->dev_private;
865	uint16_t dac_info;
866	uint8_t rev, bg, dac;
867	struct radeon_encoder_primary_dac *p_dac = NULL;
868	int found = 0;
869
870	p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
871			GFP_KERNEL);
872
873	if (!p_dac)
874		return NULL;
875
876	/* check CRT table */
877	dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
878	if (dac_info) {
879		rev = RBIOS8(dac_info) & 0x3;
880		if (rev < 2) {
881			bg = RBIOS8(dac_info + 0x2) & 0xf;
882			dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf;
883			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
884		} else {
885			bg = RBIOS8(dac_info + 0x2) & 0xf;
886			dac = RBIOS8(dac_info + 0x3) & 0xf;
887			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
888		}
889		/* if the values are zeros, use the table */
890		if ((dac == 0) || (bg == 0))
891			found = 0;
892		else
893			found = 1;
894	}
895
896	/* quirks */
897	/* Radeon 7000 (RV100) */
898	if (((dev->pdev->device == 0x5159) &&
899	    (dev->pdev->subsystem_vendor == 0x174B) &&
900	    (dev->pdev->subsystem_device == 0x7c28)) ||
901	/* Radeon 9100 (R200) */
902	   ((dev->pdev->device == 0x514D) &&
903	    (dev->pdev->subsystem_vendor == 0x174B) &&
904	    (dev->pdev->subsystem_device == 0x7149))) {
905		/* vbios value is bad, use the default */
906		found = 0;
907	}
908
909	if (!found) /* fallback to defaults */
910		radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
911
912	return p_dac;
913}
914
915enum radeon_tv_std
916radeon_combios_get_tv_info(struct radeon_device *rdev)
917{
918	struct drm_device *dev = rdev->ddev;
919	uint16_t tv_info;
920	enum radeon_tv_std tv_std = TV_STD_NTSC;
921
922	tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
923	if (tv_info) {
924		if (RBIOS8(tv_info + 6) == 'T') {
925			switch (RBIOS8(tv_info + 7) & 0xf) {
926			case 1:
927				tv_std = TV_STD_NTSC;
928				DRM_DEBUG_KMS("Default TV standard: NTSC\n");
929				break;
930			case 2:
931				tv_std = TV_STD_PAL;
932				DRM_DEBUG_KMS("Default TV standard: PAL\n");
933				break;
934			case 3:
935				tv_std = TV_STD_PAL_M;
936				DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
937				break;
938			case 4:
939				tv_std = TV_STD_PAL_60;
940				DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
941				break;
942			case 5:
943				tv_std = TV_STD_NTSC_J;
944				DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
945				break;
946			case 6:
947				tv_std = TV_STD_SCART_PAL;
948				DRM_DEBUG_KMS("Default TV standard: SCART-PAL\n");
949				break;
950			default:
951				tv_std = TV_STD_NTSC;
952				DRM_DEBUG_KMS
953				    ("Unknown TV standard; defaulting to NTSC\n");
954				break;
955			}
956
957			switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) {
958			case 0:
959				DRM_DEBUG_KMS("29.498928713 MHz TV ref clk\n");
960				break;
961			case 1:
962				DRM_DEBUG_KMS("28.636360000 MHz TV ref clk\n");
963				break;
964			case 2:
965				DRM_DEBUG_KMS("14.318180000 MHz TV ref clk\n");
966				break;
967			case 3:
968				DRM_DEBUG_KMS("27.000000000 MHz TV ref clk\n");
969				break;
970			default:
971				break;
972			}
973		}
974	}
975	return tv_std;
976}
977
978static const uint32_t default_tvdac_adj[CHIP_LAST] = {
979	0x00000000,		/* r100  */
980	0x00280000,		/* rv100 */
981	0x00000000,		/* rs100 */
982	0x00880000,		/* rv200 */
983	0x00000000,		/* rs200 */
984	0x00000000,		/* r200  */
985	0x00770000,		/* rv250 */
986	0x00290000,		/* rs300 */
987	0x00560000,		/* rv280 */
988	0x00780000,		/* r300  */
989	0x00770000,		/* r350  */
990	0x00780000,		/* rv350 */
991	0x00780000,		/* rv380 */
992	0x01080000,		/* r420  */
993	0x01080000,		/* r423  */
994	0x01080000,		/* rv410 */
995	0x00780000,		/* rs400 */
996	0x00780000,		/* rs480 */
997};
998
999static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
1000						     struct radeon_encoder_tv_dac *tv_dac)
1001{
1002	tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
1003	if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
1004		tv_dac->ps2_tvdac_adj = 0x00880000;
1005	tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1006	tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1007	return;
1008}
1009
1010struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
1011							     radeon_encoder
1012							     *encoder)
1013{
1014	struct drm_device *dev = encoder->base.dev;
1015	struct radeon_device *rdev = dev->dev_private;
1016	uint16_t dac_info;
1017	uint8_t rev, bg, dac;
1018	struct radeon_encoder_tv_dac *tv_dac = NULL;
1019	int found = 0;
1020
1021	tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL);
1022	if (!tv_dac)
1023		return NULL;
1024
1025	/* first check TV table */
1026	dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
1027	if (dac_info) {
1028		rev = RBIOS8(dac_info + 0x3);
1029		if (rev > 4) {
1030			bg = RBIOS8(dac_info + 0xc) & 0xf;
1031			dac = RBIOS8(dac_info + 0xd) & 0xf;
1032			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1033
1034			bg = RBIOS8(dac_info + 0xe) & 0xf;
1035			dac = RBIOS8(dac_info + 0xf) & 0xf;
1036			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1037
1038			bg = RBIOS8(dac_info + 0x10) & 0xf;
1039			dac = RBIOS8(dac_info + 0x11) & 0xf;
1040			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1041			/* if the values are all zeros, use the table */
1042			if (tv_dac->ps2_tvdac_adj)
1043				found = 1;
1044		} else if (rev > 1) {
1045			bg = RBIOS8(dac_info + 0xc) & 0xf;
1046			dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
1047			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1048
1049			bg = RBIOS8(dac_info + 0xd) & 0xf;
1050			dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf;
1051			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1052
1053			bg = RBIOS8(dac_info + 0xe) & 0xf;
1054			dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
1055			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1056			/* if the values are all zeros, use the table */
1057			if (tv_dac->ps2_tvdac_adj)
1058				found = 1;
1059		}
1060		tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
1061	}
1062	if (!found) {
1063		/* then check CRT table */
1064		dac_info =
1065		    combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
1066		if (dac_info) {
1067			rev = RBIOS8(dac_info) & 0x3;
1068			if (rev < 2) {
1069				bg = RBIOS8(dac_info + 0x3) & 0xf;
1070				dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf;
1071				tv_dac->ps2_tvdac_adj =
1072				    (bg << 16) | (dac << 20);
1073				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1074				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1075				/* if the values are all zeros, use the table */
1076				if (tv_dac->ps2_tvdac_adj)
1077					found = 1;
1078			} else {
1079				bg = RBIOS8(dac_info + 0x4) & 0xf;
1080				dac = RBIOS8(dac_info + 0x5) & 0xf;
1081				tv_dac->ps2_tvdac_adj =
1082				    (bg << 16) | (dac << 20);
1083				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1084				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1085				/* if the values are all zeros, use the table */
1086				if (tv_dac->ps2_tvdac_adj)
1087					found = 1;
1088			}
1089		} else {
1090			DRM_INFO("No TV DAC info found in BIOS\n");
1091		}
1092	}
1093
1094	if (!found) /* fallback to defaults */
1095		radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
1096
1097	return tv_dac;
1098}
1099
1100static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
1101									 radeon_device
1102									 *rdev)
1103{
1104	struct radeon_encoder_lvds *lvds = NULL;
1105	uint32_t fp_vert_stretch, fp_horz_stretch;
1106	uint32_t ppll_div_sel, ppll_val;
1107	uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
1108
1109	lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1110
1111	if (!lvds)
1112		return NULL;
1113
1114	fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH);
1115	fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH);
1116
1117	/* These should be fail-safe defaults, fingers crossed */
1118	lvds->panel_pwr_delay = 200;
1119	lvds->panel_vcc_delay = 2000;
1120
1121	lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
1122	lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf;
1123	lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
1124
1125	if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
1126		lvds->native_mode.vdisplay =
1127		    ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
1128		     RADEON_VERT_PANEL_SHIFT) + 1;
1129	else
1130		lvds->native_mode.vdisplay =
1131		    (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
1132
1133	if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
1134		lvds->native_mode.hdisplay =
1135		    (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
1136		      RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
1137	else
1138		lvds->native_mode.hdisplay =
1139		    ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
1140
1141	if ((lvds->native_mode.hdisplay < 640) ||
1142	    (lvds->native_mode.vdisplay < 480)) {
1143		lvds->native_mode.hdisplay = 640;
1144		lvds->native_mode.vdisplay = 480;
1145	}
1146
1147	ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
1148	ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel);
1149	if ((ppll_val & 0x000707ff) == 0x1bb)
1150		lvds->use_bios_dividers = false;
1151	else {
1152		lvds->panel_ref_divider =
1153		    RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
1154		lvds->panel_post_divider = (ppll_val >> 16) & 0x7;
1155		lvds->panel_fb_divider = ppll_val & 0x7ff;
1156
1157		if ((lvds->panel_ref_divider != 0) &&
1158		    (lvds->panel_fb_divider > 3))
1159			lvds->use_bios_dividers = true;
1160	}
1161	lvds->panel_vcc_delay = 200;
1162
1163	DRM_INFO("Panel info derived from registers\n");
1164	DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1165		 lvds->native_mode.vdisplay);
1166
1167	return lvds;
1168}
1169
1170struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
1171							 *encoder)
1172{
1173	struct drm_device *dev = encoder->base.dev;
1174	struct radeon_device *rdev = dev->dev_private;
1175	uint16_t lcd_info;
1176	uint32_t panel_setup;
1177	char stmp[30];
1178	int tmp, i;
1179	struct radeon_encoder_lvds *lvds = NULL;
1180
1181	lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
1182
1183	if (lcd_info) {
1184		lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL);
1185
1186		if (!lvds)
1187			return NULL;
1188
1189		for (i = 0; i < 24; i++)
1190			stmp[i] = RBIOS8(lcd_info + i + 1);
1191		stmp[24] = 0;
1192
1193		DRM_INFO("Panel ID String: %s\n", stmp);
1194
1195		lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
1196		lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
1197
1198		DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1199			 lvds->native_mode.vdisplay);
1200
1201		lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
1202		lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
1203
1204		lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
1205		lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
1206		lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf;
1207
1208		lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e);
1209		lvds->panel_post_divider = RBIOS8(lcd_info + 0x30);
1210		lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31);
1211		if ((lvds->panel_ref_divider != 0) &&
1212		    (lvds->panel_fb_divider > 3))
1213			lvds->use_bios_dividers = true;
1214
1215		panel_setup = RBIOS32(lcd_info + 0x39);
1216		lvds->lvds_gen_cntl = 0xff00;
1217		if (panel_setup & 0x1)
1218			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
1219
1220		if ((panel_setup >> 4) & 0x1)
1221			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
1222
1223		switch ((panel_setup >> 8) & 0x7) {
1224		case 0:
1225			lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
1226			break;
1227		case 1:
1228			lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
1229			break;
1230		case 2:
1231			lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
1232			break;
1233		default:
1234			break;
1235		}
1236
1237		if ((panel_setup >> 16) & 0x1)
1238			lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
1239
1240		if ((panel_setup >> 17) & 0x1)
1241			lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
1242
1243		if ((panel_setup >> 18) & 0x1)
1244			lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
1245
1246		if ((panel_setup >> 23) & 0x1)
1247			lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
1248
1249		lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000);
1250
1251		for (i = 0; i < 32; i++) {
1252			tmp = RBIOS16(lcd_info + 64 + i * 2);
1253			if (tmp == 0)
1254				break;
1255
1256			if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
1257			    (RBIOS16(tmp + 2) == lvds->native_mode.vdisplay)) {
1258				u32 hss = (RBIOS16(tmp + 21) - RBIOS16(tmp + 19) - 1) * 8;
1259
1260				if (hss > lvds->native_mode.hdisplay)
1261					hss = (10 - 1) * 8;
1262
1263				lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1264					(RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8;
1265				lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1266					hss;
1267				lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1268					(RBIOS8(tmp + 23) * 8);
1269
1270				lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1271					(RBIOS16(tmp + 24) - RBIOS16(tmp + 26));
1272				lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1273					((RBIOS16(tmp + 28) & 0x7ff) - RBIOS16(tmp + 26));
1274				lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1275					((RBIOS16(tmp + 28) & 0xf800) >> 11);
1276
1277				lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
1278				lvds->native_mode.flags = 0;
1279				/* set crtc values */
1280				drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1281
1282			}
1283		}
1284	} else {
1285		DRM_INFO("No panel info found in BIOS\n");
1286		lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
1287	}
1288
1289	if (lvds)
1290		encoder->native_mode = lvds->native_mode;
1291	return lvds;
1292}
1293
1294static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
1295	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R100  */
1296	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV100 */
1297	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS100 */
1298	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV200 */
1299	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RS200 */
1300	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R200  */
1301	{{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}},	/* CHIP_RV250 */
1302	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS300 */
1303	{{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}},	/* CHIP_RV280 */
1304	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R300  */
1305	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R350  */
1306	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV350 */
1307	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV380 */
1308	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R420  */
1309	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R423  */
1310	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RV410 */
1311	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS400 */
1312	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS480 */
1313};
1314
1315bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
1316					    struct radeon_encoder_int_tmds *tmds)
1317{
1318	struct drm_device *dev = encoder->base.dev;
1319	struct radeon_device *rdev = dev->dev_private;
1320	int i;
1321
1322	for (i = 0; i < 4; i++) {
1323		tmds->tmds_pll[i].value =
1324			default_tmds_pll[rdev->family][i].value;
1325		tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
1326	}
1327
1328	return true;
1329}
1330
1331bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
1332					      struct radeon_encoder_int_tmds *tmds)
1333{
1334	struct drm_device *dev = encoder->base.dev;
1335	struct radeon_device *rdev = dev->dev_private;
1336	uint16_t tmds_info;
1337	int i, n;
1338	uint8_t ver;
1339
1340	tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
1341
1342	if (tmds_info) {
1343		ver = RBIOS8(tmds_info);
1344		DRM_DEBUG_KMS("DFP table revision: %d\n", ver);
1345		if (ver == 3) {
1346			n = RBIOS8(tmds_info + 5) + 1;
1347			if (n > 4)
1348				n = 4;
1349			for (i = 0; i < n; i++) {
1350				tmds->tmds_pll[i].value =
1351				    RBIOS32(tmds_info + i * 10 + 0x08);
1352				tmds->tmds_pll[i].freq =
1353				    RBIOS16(tmds_info + i * 10 + 0x10);
1354				DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1355					  tmds->tmds_pll[i].freq,
1356					  tmds->tmds_pll[i].value);
1357			}
1358		} else if (ver == 4) {
1359			int stride = 0;
1360			n = RBIOS8(tmds_info + 5) + 1;
1361			if (n > 4)
1362				n = 4;
1363			for (i = 0; i < n; i++) {
1364				tmds->tmds_pll[i].value =
1365				    RBIOS32(tmds_info + stride + 0x08);
1366				tmds->tmds_pll[i].freq =
1367				    RBIOS16(tmds_info + stride + 0x10);
1368				if (i == 0)
1369					stride += 10;
1370				else
1371					stride += 6;
1372				DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1373					  tmds->tmds_pll[i].freq,
1374					  tmds->tmds_pll[i].value);
1375			}
1376		}
1377	} else {
1378		DRM_INFO("No TMDS info found in BIOS\n");
1379		return false;
1380	}
1381	return true;
1382}
1383
1384bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
1385						struct radeon_encoder_ext_tmds *tmds)
1386{
1387	struct drm_device *dev = encoder->base.dev;
1388	struct radeon_device *rdev = dev->dev_private;
1389	struct radeon_i2c_bus_rec i2c_bus;
1390
1391	/* default for macs */
1392	i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1393	tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1394
1395	/* XXX some macs have duallink chips */
1396	switch (rdev->mode_info.connector_table) {
1397	case CT_POWERBOOK_EXTERNAL:
1398	case CT_MINI_EXTERNAL:
1399	default:
1400		tmds->dvo_chip = DVO_SIL164;
1401		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1402		break;
1403	}
1404
1405	return true;
1406}
1407
1408bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
1409						  struct radeon_encoder_ext_tmds *tmds)
1410{
1411	struct drm_device *dev = encoder->base.dev;
1412	struct radeon_device *rdev = dev->dev_private;
1413	uint16_t offset;
1414	uint8_t ver;
1415	enum radeon_combios_ddc gpio;
1416	struct radeon_i2c_bus_rec i2c_bus;
1417
1418	tmds->i2c_bus = NULL;
1419	if (rdev->flags & RADEON_IS_IGP) {
1420		i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1421		tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1422		tmds->dvo_chip = DVO_SIL164;
1423		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1424	} else {
1425		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1426		if (offset) {
1427			ver = RBIOS8(offset);
1428			DRM_DEBUG_KMS("External TMDS Table revision: %d\n", ver);
1429			tmds->slave_addr = RBIOS8(offset + 4 + 2);
1430			tmds->slave_addr >>= 1; /* 7 bit addressing */
1431			gpio = RBIOS8(offset + 4 + 3);
1432			if (gpio == DDC_LCD) {
1433				/* MM i2c */
1434				i2c_bus.valid = true;
1435				i2c_bus.hw_capable = true;
1436				i2c_bus.mm_i2c = true;
1437				i2c_bus.i2c_id = 0xa0;
1438			} else
1439				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
1440			tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1441		}
1442	}
1443
1444	if (!tmds->i2c_bus) {
1445		DRM_INFO("No valid Ext TMDS info found in BIOS\n");
1446		return false;
1447	}
1448
1449	return true;
1450}
1451
1452bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
1453{
1454	struct radeon_device *rdev = dev->dev_private;
1455	struct radeon_i2c_bus_rec ddc_i2c;
1456	struct radeon_hpd hpd;
1457
1458	rdev->mode_info.connector_table = radeon_connector_table;
1459	if (rdev->mode_info.connector_table == CT_NONE) {
1460#ifdef CONFIG_PPC_PMAC
1461		if (of_machine_is_compatible("PowerBook3,3")) {
1462			/* powerbook with VGA */
1463			rdev->mode_info.connector_table = CT_POWERBOOK_VGA;
1464		} else if (of_machine_is_compatible("PowerBook3,4") ||
1465			   of_machine_is_compatible("PowerBook3,5")) {
1466			/* powerbook with internal tmds */
1467			rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL;
1468		} else if (of_machine_is_compatible("PowerBook5,1") ||
1469			   of_machine_is_compatible("PowerBook5,2") ||
1470			   of_machine_is_compatible("PowerBook5,3") ||
1471			   of_machine_is_compatible("PowerBook5,4") ||
1472			   of_machine_is_compatible("PowerBook5,5")) {
1473			/* powerbook with external single link tmds (sil164) */
1474			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1475		} else if (of_machine_is_compatible("PowerBook5,6")) {
1476			/* powerbook with external dual or single link tmds */
1477			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1478		} else if (of_machine_is_compatible("PowerBook5,7") ||
1479			   of_machine_is_compatible("PowerBook5,8") ||
1480			   of_machine_is_compatible("PowerBook5,9")) {
1481			/* PowerBook6,2 ? */
1482			/* powerbook with external dual link tmds (sil1178?) */
1483			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1484		} else if (of_machine_is_compatible("PowerBook4,1") ||
1485			   of_machine_is_compatible("PowerBook4,2") ||
1486			   of_machine_is_compatible("PowerBook4,3") ||
1487			   of_machine_is_compatible("PowerBook6,3") ||
1488			   of_machine_is_compatible("PowerBook6,5") ||
1489			   of_machine_is_compatible("PowerBook6,7")) {
1490			/* ibook */
1491			rdev->mode_info.connector_table = CT_IBOOK;
1492		} else if (of_machine_is_compatible("PowerMac3,5")) {
1493			/* PowerMac G4 Silver radeon 7500 */
1494			rdev->mode_info.connector_table = CT_MAC_G4_SILVER;
1495		} else if (of_machine_is_compatible("PowerMac4,4")) {
1496			/* emac */
1497			rdev->mode_info.connector_table = CT_EMAC;
1498		} else if (of_machine_is_compatible("PowerMac10,1")) {
1499			/* mini with internal tmds */
1500			rdev->mode_info.connector_table = CT_MINI_INTERNAL;
1501		} else if (of_machine_is_compatible("PowerMac10,2")) {
1502			/* mini with external tmds */
1503			rdev->mode_info.connector_table = CT_MINI_EXTERNAL;
1504		} else if (of_machine_is_compatible("PowerMac12,1")) {
1505			/* PowerMac8,1 ? */
1506			/* imac g5 isight */
1507			rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
1508		} else if ((rdev->pdev->device == 0x4a48) &&
1509			   (rdev->pdev->subsystem_vendor == 0x1002) &&
1510			   (rdev->pdev->subsystem_device == 0x4a48)) {
1511			/* Mac X800 */
1512			rdev->mode_info.connector_table = CT_MAC_X800;
1513		} else if ((of_machine_is_compatible("PowerMac7,2") ||
1514			    of_machine_is_compatible("PowerMac7,3")) &&
1515			   (rdev->pdev->device == 0x4150) &&
1516			   (rdev->pdev->subsystem_vendor == 0x1002) &&
1517			   (rdev->pdev->subsystem_device == 0x4150)) {
1518			/* Mac G5 tower 9600 */
1519			rdev->mode_info.connector_table = CT_MAC_G5_9600;
1520		} else if ((rdev->pdev->device == 0x4c66) &&
1521			   (rdev->pdev->subsystem_vendor == 0x1002) &&
1522			   (rdev->pdev->subsystem_device == 0x4c66)) {
1523			/* SAM440ep RV250 embedded board */
1524			rdev->mode_info.connector_table = CT_SAM440EP;
1525		} else
1526#endif /* CONFIG_PPC_PMAC */
1527#ifdef CONFIG_PPC64
1528		if (ASIC_IS_RN50(rdev))
1529			rdev->mode_info.connector_table = CT_RN50_POWER;
1530		else
1531#endif
1532			rdev->mode_info.connector_table = CT_GENERIC;
1533	}
1534
1535	switch (rdev->mode_info.connector_table) {
1536	case CT_GENERIC:
1537		DRM_INFO("Connector Table: %d (generic)\n",
1538			 rdev->mode_info.connector_table);
1539		/* these are the most common settings */
1540		if (rdev->flags & RADEON_SINGLE_CRTC) {
1541			/* VGA - primary dac */
1542			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1543			hpd.hpd = RADEON_HPD_NONE;
1544			radeon_add_legacy_encoder(dev,
1545						  radeon_get_encoder_enum(dev,
1546									ATOM_DEVICE_CRT1_SUPPORT,
1547									1),
1548						  ATOM_DEVICE_CRT1_SUPPORT);
1549			radeon_add_legacy_connector(dev, 0,
1550						    ATOM_DEVICE_CRT1_SUPPORT,
1551						    DRM_MODE_CONNECTOR_VGA,
1552						    &ddc_i2c,
1553						    CONNECTOR_OBJECT_ID_VGA,
1554						    &hpd);
1555		} else if (rdev->flags & RADEON_IS_MOBILITY) {
1556			/* LVDS */
1557			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
1558			hpd.hpd = RADEON_HPD_NONE;
1559			radeon_add_legacy_encoder(dev,
1560						  radeon_get_encoder_enum(dev,
1561									ATOM_DEVICE_LCD1_SUPPORT,
1562									0),
1563						  ATOM_DEVICE_LCD1_SUPPORT);
1564			radeon_add_legacy_connector(dev, 0,
1565						    ATOM_DEVICE_LCD1_SUPPORT,
1566						    DRM_MODE_CONNECTOR_LVDS,
1567						    &ddc_i2c,
1568						    CONNECTOR_OBJECT_ID_LVDS,
1569						    &hpd);
1570
1571			/* VGA - primary dac */
1572			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1573			hpd.hpd = RADEON_HPD_NONE;
1574			radeon_add_legacy_encoder(dev,
1575						  radeon_get_encoder_enum(dev,
1576									ATOM_DEVICE_CRT1_SUPPORT,
1577									1),
1578						  ATOM_DEVICE_CRT1_SUPPORT);
1579			radeon_add_legacy_connector(dev, 1,
1580						    ATOM_DEVICE_CRT1_SUPPORT,
1581						    DRM_MODE_CONNECTOR_VGA,
1582						    &ddc_i2c,
1583						    CONNECTOR_OBJECT_ID_VGA,
1584						    &hpd);
1585		} else {
1586			/* DVI-I - tv dac, int tmds */
1587			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1588			hpd.hpd = RADEON_HPD_1;
1589			radeon_add_legacy_encoder(dev,
1590						  radeon_get_encoder_enum(dev,
1591									ATOM_DEVICE_DFP1_SUPPORT,
1592									0),
1593						  ATOM_DEVICE_DFP1_SUPPORT);
1594			radeon_add_legacy_encoder(dev,
1595						  radeon_get_encoder_enum(dev,
1596									ATOM_DEVICE_CRT2_SUPPORT,
1597									2),
1598						  ATOM_DEVICE_CRT2_SUPPORT);
1599			radeon_add_legacy_connector(dev, 0,
1600						    ATOM_DEVICE_DFP1_SUPPORT |
1601						    ATOM_DEVICE_CRT2_SUPPORT,
1602						    DRM_MODE_CONNECTOR_DVII,
1603						    &ddc_i2c,
1604						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1605						    &hpd);
1606
1607			/* VGA - primary dac */
1608			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1609			hpd.hpd = RADEON_HPD_NONE;
1610			radeon_add_legacy_encoder(dev,
1611						  radeon_get_encoder_enum(dev,
1612									ATOM_DEVICE_CRT1_SUPPORT,
1613									1),
1614						  ATOM_DEVICE_CRT1_SUPPORT);
1615			radeon_add_legacy_connector(dev, 1,
1616						    ATOM_DEVICE_CRT1_SUPPORT,
1617						    DRM_MODE_CONNECTOR_VGA,
1618						    &ddc_i2c,
1619						    CONNECTOR_OBJECT_ID_VGA,
1620						    &hpd);
1621		}
1622
1623		if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
1624			/* TV - tv dac */
1625			ddc_i2c.valid = false;
1626			hpd.hpd = RADEON_HPD_NONE;
1627			radeon_add_legacy_encoder(dev,
1628						  radeon_get_encoder_enum(dev,
1629									ATOM_DEVICE_TV1_SUPPORT,
1630									2),
1631						  ATOM_DEVICE_TV1_SUPPORT);
1632			radeon_add_legacy_connector(dev, 2,
1633						    ATOM_DEVICE_TV1_SUPPORT,
1634						    DRM_MODE_CONNECTOR_SVIDEO,
1635						    &ddc_i2c,
1636						    CONNECTOR_OBJECT_ID_SVIDEO,
1637						    &hpd);
1638		}
1639		break;
1640	case CT_IBOOK:
1641		DRM_INFO("Connector Table: %d (ibook)\n",
1642			 rdev->mode_info.connector_table);
1643		/* LVDS */
1644		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1645		hpd.hpd = RADEON_HPD_NONE;
1646		radeon_add_legacy_encoder(dev,
1647					  radeon_get_encoder_enum(dev,
1648								ATOM_DEVICE_LCD1_SUPPORT,
1649								0),
1650					  ATOM_DEVICE_LCD1_SUPPORT);
1651		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1652					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1653					    CONNECTOR_OBJECT_ID_LVDS,
1654					    &hpd);
1655		/* VGA - TV DAC */
1656		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1657		hpd.hpd = RADEON_HPD_NONE;
1658		radeon_add_legacy_encoder(dev,
1659					  radeon_get_encoder_enum(dev,
1660								ATOM_DEVICE_CRT2_SUPPORT,
1661								2),
1662					  ATOM_DEVICE_CRT2_SUPPORT);
1663		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1664					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1665					    CONNECTOR_OBJECT_ID_VGA,
1666					    &hpd);
1667		/* TV - TV DAC */
1668		ddc_i2c.valid = false;
1669		hpd.hpd = RADEON_HPD_NONE;
1670		radeon_add_legacy_encoder(dev,
1671					  radeon_get_encoder_enum(dev,
1672								ATOM_DEVICE_TV1_SUPPORT,
1673								2),
1674					  ATOM_DEVICE_TV1_SUPPORT);
1675		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1676					    DRM_MODE_CONNECTOR_SVIDEO,
1677					    &ddc_i2c,
1678					    CONNECTOR_OBJECT_ID_SVIDEO,
1679					    &hpd);
1680		break;
1681	case CT_POWERBOOK_EXTERNAL:
1682		DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1683			 rdev->mode_info.connector_table);
1684		/* LVDS */
1685		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1686		hpd.hpd = RADEON_HPD_NONE;
1687		radeon_add_legacy_encoder(dev,
1688					  radeon_get_encoder_enum(dev,
1689								ATOM_DEVICE_LCD1_SUPPORT,
1690								0),
1691					  ATOM_DEVICE_LCD1_SUPPORT);
1692		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1693					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1694					    CONNECTOR_OBJECT_ID_LVDS,
1695					    &hpd);
1696		/* DVI-I - primary dac, ext tmds */
1697		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1698		hpd.hpd = RADEON_HPD_2; /* ??? */
1699		radeon_add_legacy_encoder(dev,
1700					  radeon_get_encoder_enum(dev,
1701								ATOM_DEVICE_DFP2_SUPPORT,
1702								0),
1703					  ATOM_DEVICE_DFP2_SUPPORT);
1704		radeon_add_legacy_encoder(dev,
1705					  radeon_get_encoder_enum(dev,
1706								ATOM_DEVICE_CRT1_SUPPORT,
1707								1),
1708					  ATOM_DEVICE_CRT1_SUPPORT);
1709		/* XXX some are SL */
1710		radeon_add_legacy_connector(dev, 1,
1711					    ATOM_DEVICE_DFP2_SUPPORT |
1712					    ATOM_DEVICE_CRT1_SUPPORT,
1713					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1714					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
1715					    &hpd);
1716		/* TV - TV DAC */
1717		ddc_i2c.valid = false;
1718		hpd.hpd = RADEON_HPD_NONE;
1719		radeon_add_legacy_encoder(dev,
1720					  radeon_get_encoder_enum(dev,
1721								ATOM_DEVICE_TV1_SUPPORT,
1722								2),
1723					  ATOM_DEVICE_TV1_SUPPORT);
1724		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1725					    DRM_MODE_CONNECTOR_SVIDEO,
1726					    &ddc_i2c,
1727					    CONNECTOR_OBJECT_ID_SVIDEO,
1728					    &hpd);
1729		break;
1730	case CT_POWERBOOK_INTERNAL:
1731		DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1732			 rdev->mode_info.connector_table);
1733		/* LVDS */
1734		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1735		hpd.hpd = RADEON_HPD_NONE;
1736		radeon_add_legacy_encoder(dev,
1737					  radeon_get_encoder_enum(dev,
1738								ATOM_DEVICE_LCD1_SUPPORT,
1739								0),
1740					  ATOM_DEVICE_LCD1_SUPPORT);
1741		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1742					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1743					    CONNECTOR_OBJECT_ID_LVDS,
1744					    &hpd);
1745		/* DVI-I - primary dac, int tmds */
1746		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1747		hpd.hpd = RADEON_HPD_1; /* ??? */
1748		radeon_add_legacy_encoder(dev,
1749					  radeon_get_encoder_enum(dev,
1750								ATOM_DEVICE_DFP1_SUPPORT,
1751								0),
1752					  ATOM_DEVICE_DFP1_SUPPORT);
1753		radeon_add_legacy_encoder(dev,
1754					  radeon_get_encoder_enum(dev,
1755								ATOM_DEVICE_CRT1_SUPPORT,
1756								1),
1757					  ATOM_DEVICE_CRT1_SUPPORT);
1758		radeon_add_legacy_connector(dev, 1,
1759					    ATOM_DEVICE_DFP1_SUPPORT |
1760					    ATOM_DEVICE_CRT1_SUPPORT,
1761					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1762					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1763					    &hpd);
1764		/* TV - TV DAC */
1765		ddc_i2c.valid = false;
1766		hpd.hpd = RADEON_HPD_NONE;
1767		radeon_add_legacy_encoder(dev,
1768					  radeon_get_encoder_enum(dev,
1769								ATOM_DEVICE_TV1_SUPPORT,
1770								2),
1771					  ATOM_DEVICE_TV1_SUPPORT);
1772		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1773					    DRM_MODE_CONNECTOR_SVIDEO,
1774					    &ddc_i2c,
1775					    CONNECTOR_OBJECT_ID_SVIDEO,
1776					    &hpd);
1777		break;
1778	case CT_POWERBOOK_VGA:
1779		DRM_INFO("Connector Table: %d (powerbook vga)\n",
1780			 rdev->mode_info.connector_table);
1781		/* LVDS */
1782		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1783		hpd.hpd = RADEON_HPD_NONE;
1784		radeon_add_legacy_encoder(dev,
1785					  radeon_get_encoder_enum(dev,
1786								ATOM_DEVICE_LCD1_SUPPORT,
1787								0),
1788					  ATOM_DEVICE_LCD1_SUPPORT);
1789		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1790					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1791					    CONNECTOR_OBJECT_ID_LVDS,
1792					    &hpd);
1793		/* VGA - primary dac */
1794		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1795		hpd.hpd = RADEON_HPD_NONE;
1796		radeon_add_legacy_encoder(dev,
1797					  radeon_get_encoder_enum(dev,
1798								ATOM_DEVICE_CRT1_SUPPORT,
1799								1),
1800					  ATOM_DEVICE_CRT1_SUPPORT);
1801		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
1802					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1803					    CONNECTOR_OBJECT_ID_VGA,
1804					    &hpd);
1805		/* TV - TV DAC */
1806		ddc_i2c.valid = false;
1807		hpd.hpd = RADEON_HPD_NONE;
1808		radeon_add_legacy_encoder(dev,
1809					  radeon_get_encoder_enum(dev,
1810								ATOM_DEVICE_TV1_SUPPORT,
1811								2),
1812					  ATOM_DEVICE_TV1_SUPPORT);
1813		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1814					    DRM_MODE_CONNECTOR_SVIDEO,
1815					    &ddc_i2c,
1816					    CONNECTOR_OBJECT_ID_SVIDEO,
1817					    &hpd);
1818		break;
1819	case CT_MINI_EXTERNAL:
1820		DRM_INFO("Connector Table: %d (mini external tmds)\n",
1821			 rdev->mode_info.connector_table);
1822		/* DVI-I - tv dac, ext tmds */
1823		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1824		hpd.hpd = RADEON_HPD_2; /* ??? */
1825		radeon_add_legacy_encoder(dev,
1826					  radeon_get_encoder_enum(dev,
1827								ATOM_DEVICE_DFP2_SUPPORT,
1828								0),
1829					  ATOM_DEVICE_DFP2_SUPPORT);
1830		radeon_add_legacy_encoder(dev,
1831					  radeon_get_encoder_enum(dev,
1832								ATOM_DEVICE_CRT2_SUPPORT,
1833								2),
1834					  ATOM_DEVICE_CRT2_SUPPORT);
1835		/* XXX are any DL? */
1836		radeon_add_legacy_connector(dev, 0,
1837					    ATOM_DEVICE_DFP2_SUPPORT |
1838					    ATOM_DEVICE_CRT2_SUPPORT,
1839					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1840					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
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_enum(dev,
1847								ATOM_DEVICE_TV1_SUPPORT,
1848								2),
1849					  ATOM_DEVICE_TV1_SUPPORT);
1850		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1851					    DRM_MODE_CONNECTOR_SVIDEO,
1852					    &ddc_i2c,
1853					    CONNECTOR_OBJECT_ID_SVIDEO,
1854					    &hpd);
1855		break;
1856	case CT_MINI_INTERNAL:
1857		DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1858			 rdev->mode_info.connector_table);
1859		/* DVI-I - tv dac, int tmds */
1860		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1861		hpd.hpd = RADEON_HPD_1; /* ??? */
1862		radeon_add_legacy_encoder(dev,
1863					  radeon_get_encoder_enum(dev,
1864								ATOM_DEVICE_DFP1_SUPPORT,
1865								0),
1866					  ATOM_DEVICE_DFP1_SUPPORT);
1867		radeon_add_legacy_encoder(dev,
1868					  radeon_get_encoder_enum(dev,
1869								ATOM_DEVICE_CRT2_SUPPORT,
1870								2),
1871					  ATOM_DEVICE_CRT2_SUPPORT);
1872		radeon_add_legacy_connector(dev, 0,
1873					    ATOM_DEVICE_DFP1_SUPPORT |
1874					    ATOM_DEVICE_CRT2_SUPPORT,
1875					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1876					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1877					    &hpd);
1878		/* TV - TV DAC */
1879		ddc_i2c.valid = false;
1880		hpd.hpd = RADEON_HPD_NONE;
1881		radeon_add_legacy_encoder(dev,
1882					  radeon_get_encoder_enum(dev,
1883								ATOM_DEVICE_TV1_SUPPORT,
1884								2),
1885					  ATOM_DEVICE_TV1_SUPPORT);
1886		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1887					    DRM_MODE_CONNECTOR_SVIDEO,
1888					    &ddc_i2c,
1889					    CONNECTOR_OBJECT_ID_SVIDEO,
1890					    &hpd);
1891		break;
1892	case CT_IMAC_G5_ISIGHT:
1893		DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1894			 rdev->mode_info.connector_table);
1895		/* DVI-D - int tmds */
1896		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1897		hpd.hpd = RADEON_HPD_1; /* ??? */
1898		radeon_add_legacy_encoder(dev,
1899					  radeon_get_encoder_enum(dev,
1900								ATOM_DEVICE_DFP1_SUPPORT,
1901								0),
1902					  ATOM_DEVICE_DFP1_SUPPORT);
1903		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
1904					    DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
1905					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1906					    &hpd);
1907		/* VGA - tv dac */
1908		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1909		hpd.hpd = RADEON_HPD_NONE;
1910		radeon_add_legacy_encoder(dev,
1911					  radeon_get_encoder_enum(dev,
1912								ATOM_DEVICE_CRT2_SUPPORT,
1913								2),
1914					  ATOM_DEVICE_CRT2_SUPPORT);
1915		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1916					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1917					    CONNECTOR_OBJECT_ID_VGA,
1918					    &hpd);
1919		/* TV - TV DAC */
1920		ddc_i2c.valid = false;
1921		hpd.hpd = RADEON_HPD_NONE;
1922		radeon_add_legacy_encoder(dev,
1923					  radeon_get_encoder_enum(dev,
1924								ATOM_DEVICE_TV1_SUPPORT,
1925								2),
1926					  ATOM_DEVICE_TV1_SUPPORT);
1927		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1928					    DRM_MODE_CONNECTOR_SVIDEO,
1929					    &ddc_i2c,
1930					    CONNECTOR_OBJECT_ID_SVIDEO,
1931					    &hpd);
1932		break;
1933	case CT_EMAC:
1934		DRM_INFO("Connector Table: %d (emac)\n",
1935			 rdev->mode_info.connector_table);
1936		/* VGA - primary dac */
1937		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1938		hpd.hpd = RADEON_HPD_NONE;
1939		radeon_add_legacy_encoder(dev,
1940					  radeon_get_encoder_enum(dev,
1941								ATOM_DEVICE_CRT1_SUPPORT,
1942								1),
1943					  ATOM_DEVICE_CRT1_SUPPORT);
1944		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
1945					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1946					    CONNECTOR_OBJECT_ID_VGA,
1947					    &hpd);
1948		/* VGA - tv dac */
1949		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1950		hpd.hpd = RADEON_HPD_NONE;
1951		radeon_add_legacy_encoder(dev,
1952					  radeon_get_encoder_enum(dev,
1953								ATOM_DEVICE_CRT2_SUPPORT,
1954								2),
1955					  ATOM_DEVICE_CRT2_SUPPORT);
1956		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1957					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1958					    CONNECTOR_OBJECT_ID_VGA,
1959					    &hpd);
1960		/* TV - TV DAC */
1961		ddc_i2c.valid = false;
1962		hpd.hpd = RADEON_HPD_NONE;
1963		radeon_add_legacy_encoder(dev,
1964					  radeon_get_encoder_enum(dev,
1965								ATOM_DEVICE_TV1_SUPPORT,
1966								2),
1967					  ATOM_DEVICE_TV1_SUPPORT);
1968		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1969					    DRM_MODE_CONNECTOR_SVIDEO,
1970					    &ddc_i2c,
1971					    CONNECTOR_OBJECT_ID_SVIDEO,
1972					    &hpd);
1973		break;
1974	case CT_RN50_POWER:
1975		DRM_INFO("Connector Table: %d (rn50-power)\n",
1976			 rdev->mode_info.connector_table);
1977		/* VGA - primary dac */
1978		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1979		hpd.hpd = RADEON_HPD_NONE;
1980		radeon_add_legacy_encoder(dev,
1981					  radeon_get_encoder_enum(dev,
1982								ATOM_DEVICE_CRT1_SUPPORT,
1983								1),
1984					  ATOM_DEVICE_CRT1_SUPPORT);
1985		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
1986					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1987					    CONNECTOR_OBJECT_ID_VGA,
1988					    &hpd);
1989		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1990		hpd.hpd = RADEON_HPD_NONE;
1991		radeon_add_legacy_encoder(dev,
1992					  radeon_get_encoder_enum(dev,
1993								ATOM_DEVICE_CRT2_SUPPORT,
1994								2),
1995					  ATOM_DEVICE_CRT2_SUPPORT);
1996		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1997					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1998					    CONNECTOR_OBJECT_ID_VGA,
1999					    &hpd);
2000		break;
2001	case CT_MAC_X800:
2002		DRM_INFO("Connector Table: %d (mac x800)\n",
2003			 rdev->mode_info.connector_table);
2004		/* DVI - primary dac, internal tmds */
2005		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2006		hpd.hpd = RADEON_HPD_1; /* ??? */
2007		radeon_add_legacy_encoder(dev,
2008					  radeon_get_encoder_enum(dev,
2009								  ATOM_DEVICE_DFP1_SUPPORT,
2010								  0),
2011					  ATOM_DEVICE_DFP1_SUPPORT);
2012		radeon_add_legacy_encoder(dev,
2013					  radeon_get_encoder_enum(dev,
2014								  ATOM_DEVICE_CRT1_SUPPORT,
2015								  1),
2016					  ATOM_DEVICE_CRT1_SUPPORT);
2017		radeon_add_legacy_connector(dev, 0,
2018					    ATOM_DEVICE_DFP1_SUPPORT |
2019					    ATOM_DEVICE_CRT1_SUPPORT,
2020					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2021					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2022					    &hpd);
2023		/* DVI - tv dac, dvo */
2024		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2025		hpd.hpd = RADEON_HPD_2; /* ??? */
2026		radeon_add_legacy_encoder(dev,
2027					  radeon_get_encoder_enum(dev,
2028								  ATOM_DEVICE_DFP2_SUPPORT,
2029								  0),
2030					  ATOM_DEVICE_DFP2_SUPPORT);
2031		radeon_add_legacy_encoder(dev,
2032					  radeon_get_encoder_enum(dev,
2033								  ATOM_DEVICE_CRT2_SUPPORT,
2034								  2),
2035					  ATOM_DEVICE_CRT2_SUPPORT);
2036		radeon_add_legacy_connector(dev, 1,
2037					    ATOM_DEVICE_DFP2_SUPPORT |
2038					    ATOM_DEVICE_CRT2_SUPPORT,
2039					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2040					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
2041					    &hpd);
2042		break;
2043	case CT_MAC_G5_9600:
2044		DRM_INFO("Connector Table: %d (mac g5 9600)\n",
2045			 rdev->mode_info.connector_table);
2046		/* DVI - tv dac, dvo */
2047		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2048		hpd.hpd = RADEON_HPD_1; /* ??? */
2049		radeon_add_legacy_encoder(dev,
2050					  radeon_get_encoder_enum(dev,
2051								  ATOM_DEVICE_DFP2_SUPPORT,
2052								  0),
2053					  ATOM_DEVICE_DFP2_SUPPORT);
2054		radeon_add_legacy_encoder(dev,
2055					  radeon_get_encoder_enum(dev,
2056								  ATOM_DEVICE_CRT2_SUPPORT,
2057								  2),
2058					  ATOM_DEVICE_CRT2_SUPPORT);
2059		radeon_add_legacy_connector(dev, 0,
2060					    ATOM_DEVICE_DFP2_SUPPORT |
2061					    ATOM_DEVICE_CRT2_SUPPORT,
2062					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2063					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2064					    &hpd);
2065		/* ADC - primary dac, internal tmds */
2066		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2067		hpd.hpd = RADEON_HPD_2; /* ??? */
2068		radeon_add_legacy_encoder(dev,
2069					  radeon_get_encoder_enum(dev,
2070								  ATOM_DEVICE_DFP1_SUPPORT,
2071								  0),
2072					  ATOM_DEVICE_DFP1_SUPPORT);
2073		radeon_add_legacy_encoder(dev,
2074					  radeon_get_encoder_enum(dev,
2075								  ATOM_DEVICE_CRT1_SUPPORT,
2076								  1),
2077					  ATOM_DEVICE_CRT1_SUPPORT);
2078		radeon_add_legacy_connector(dev, 1,
2079					    ATOM_DEVICE_DFP1_SUPPORT |
2080					    ATOM_DEVICE_CRT1_SUPPORT,
2081					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2082					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2083					    &hpd);
2084		/* TV - TV DAC */
2085		ddc_i2c.valid = false;
2086		hpd.hpd = RADEON_HPD_NONE;
2087		radeon_add_legacy_encoder(dev,
2088					  radeon_get_encoder_enum(dev,
2089								ATOM_DEVICE_TV1_SUPPORT,
2090								2),
2091					  ATOM_DEVICE_TV1_SUPPORT);
2092		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2093					    DRM_MODE_CONNECTOR_SVIDEO,
2094					    &ddc_i2c,
2095					    CONNECTOR_OBJECT_ID_SVIDEO,
2096					    &hpd);
2097		break;
2098	case CT_SAM440EP:
2099		DRM_INFO("Connector Table: %d (SAM440ep embedded board)\n",
2100			 rdev->mode_info.connector_table);
2101		/* LVDS */
2102		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
2103		hpd.hpd = RADEON_HPD_NONE;
2104		radeon_add_legacy_encoder(dev,
2105					  radeon_get_encoder_enum(dev,
2106								ATOM_DEVICE_LCD1_SUPPORT,
2107								0),
2108					  ATOM_DEVICE_LCD1_SUPPORT);
2109		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
2110					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
2111					    CONNECTOR_OBJECT_ID_LVDS,
2112					    &hpd);
2113		/* DVI-I - secondary dac, int tmds */
2114		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2115		hpd.hpd = RADEON_HPD_1; /* ??? */
2116		radeon_add_legacy_encoder(dev,
2117					  radeon_get_encoder_enum(dev,
2118								ATOM_DEVICE_DFP1_SUPPORT,
2119								0),
2120					  ATOM_DEVICE_DFP1_SUPPORT);
2121		radeon_add_legacy_encoder(dev,
2122					  radeon_get_encoder_enum(dev,
2123								ATOM_DEVICE_CRT2_SUPPORT,
2124								2),
2125					  ATOM_DEVICE_CRT2_SUPPORT);
2126		radeon_add_legacy_connector(dev, 1,
2127					    ATOM_DEVICE_DFP1_SUPPORT |
2128					    ATOM_DEVICE_CRT2_SUPPORT,
2129					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2130					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2131					    &hpd);
2132		/* VGA - primary dac */
2133		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2134		hpd.hpd = RADEON_HPD_NONE;
2135		radeon_add_legacy_encoder(dev,
2136					  radeon_get_encoder_enum(dev,
2137								ATOM_DEVICE_CRT1_SUPPORT,
2138								1),
2139					  ATOM_DEVICE_CRT1_SUPPORT);
2140		radeon_add_legacy_connector(dev, 2,
2141					    ATOM_DEVICE_CRT1_SUPPORT,
2142					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2143					    CONNECTOR_OBJECT_ID_VGA,
2144					    &hpd);
2145		/* TV - TV DAC */
2146		ddc_i2c.valid = false;
2147		hpd.hpd = RADEON_HPD_NONE;
2148		radeon_add_legacy_encoder(dev,
2149					  radeon_get_encoder_enum(dev,
2150								ATOM_DEVICE_TV1_SUPPORT,
2151								2),
2152					  ATOM_DEVICE_TV1_SUPPORT);
2153		radeon_add_legacy_connector(dev, 3, ATOM_DEVICE_TV1_SUPPORT,
2154					    DRM_MODE_CONNECTOR_SVIDEO,
2155					    &ddc_i2c,
2156					    CONNECTOR_OBJECT_ID_SVIDEO,
2157					    &hpd);
2158		break;
2159	case CT_MAC_G4_SILVER:
2160		DRM_INFO("Connector Table: %d (mac g4 silver)\n",
2161			 rdev->mode_info.connector_table);
2162		/* DVI-I - tv dac, int tmds */
2163		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2164		hpd.hpd = RADEON_HPD_1; /* ??? */
2165		radeon_add_legacy_encoder(dev,
2166					  radeon_get_encoder_enum(dev,
2167								ATOM_DEVICE_DFP1_SUPPORT,
2168								0),
2169					  ATOM_DEVICE_DFP1_SUPPORT);
2170		radeon_add_legacy_encoder(dev,
2171					  radeon_get_encoder_enum(dev,
2172								ATOM_DEVICE_CRT2_SUPPORT,
2173								2),
2174					  ATOM_DEVICE_CRT2_SUPPORT);
2175		radeon_add_legacy_connector(dev, 0,
2176					    ATOM_DEVICE_DFP1_SUPPORT |
2177					    ATOM_DEVICE_CRT2_SUPPORT,
2178					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2179					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2180					    &hpd);
2181		/* VGA - primary dac */
2182		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2183		hpd.hpd = RADEON_HPD_NONE;
2184		radeon_add_legacy_encoder(dev,
2185					  radeon_get_encoder_enum(dev,
2186								ATOM_DEVICE_CRT1_SUPPORT,
2187								1),
2188					  ATOM_DEVICE_CRT1_SUPPORT);
2189		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
2190					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2191					    CONNECTOR_OBJECT_ID_VGA,
2192					    &hpd);
2193		/* TV - TV DAC */
2194		ddc_i2c.valid = false;
2195		hpd.hpd = RADEON_HPD_NONE;
2196		radeon_add_legacy_encoder(dev,
2197					  radeon_get_encoder_enum(dev,
2198								ATOM_DEVICE_TV1_SUPPORT,
2199								2),
2200					  ATOM_DEVICE_TV1_SUPPORT);
2201		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2202					    DRM_MODE_CONNECTOR_SVIDEO,
2203					    &ddc_i2c,
2204					    CONNECTOR_OBJECT_ID_SVIDEO,
2205					    &hpd);
2206		break;
2207	default:
2208		DRM_INFO("Connector table: %d (invalid)\n",
2209			 rdev->mode_info.connector_table);
2210		return false;
2211	}
2212
2213	radeon_link_encoder_connector(dev);
2214
2215	return true;
2216}
2217
2218static bool radeon_apply_legacy_quirks(struct drm_device *dev,
2219				       int bios_index,
2220				       enum radeon_combios_connector
2221				       *legacy_connector,
2222				       struct radeon_i2c_bus_rec *ddc_i2c,
2223				       struct radeon_hpd *hpd)
2224{
2225
2226	/* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
2227	   one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
2228	if (dev->pdev->device == 0x515e &&
2229	    dev->pdev->subsystem_vendor == 0x1014) {
2230		if (*legacy_connector == CONNECTOR_CRT_LEGACY &&
2231		    ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
2232			return false;
2233	}
2234
2235	/* X300 card with extra non-existent DVI port */
2236	if (dev->pdev->device == 0x5B60 &&
2237	    dev->pdev->subsystem_vendor == 0x17af &&
2238	    dev->pdev->subsystem_device == 0x201e && bios_index == 2) {
2239		if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
2240			return false;
2241	}
2242
2243	return true;
2244}
2245
2246static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
2247{
2248	/* Acer 5102 has non-existent TV port */
2249	if (dev->pdev->device == 0x5975 &&
2250	    dev->pdev->subsystem_vendor == 0x1025 &&
2251	    dev->pdev->subsystem_device == 0x009f)
2252		return false;
2253
2254	/* HP dc5750 has non-existent TV port */
2255	if (dev->pdev->device == 0x5974 &&
2256	    dev->pdev->subsystem_vendor == 0x103c &&
2257	    dev->pdev->subsystem_device == 0x280a)
2258		return false;
2259
2260	/* MSI S270 has non-existent TV port */
2261	if (dev->pdev->device == 0x5955 &&
2262	    dev->pdev->subsystem_vendor == 0x1462 &&
2263	    dev->pdev->subsystem_device == 0x0131)
2264		return false;
2265
2266	return true;
2267}
2268
2269static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
2270{
2271	struct radeon_device *rdev = dev->dev_private;
2272	uint32_t ext_tmds_info;
2273
2274	if (rdev->flags & RADEON_IS_IGP) {
2275		if (is_dvi_d)
2276			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2277		else
2278			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2279	}
2280	ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2281	if (ext_tmds_info) {
2282		uint8_t rev = RBIOS8(ext_tmds_info);
2283		uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
2284		if (rev >= 3) {
2285			if (is_dvi_d)
2286				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2287			else
2288				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2289		} else {
2290			if (flags & 1) {
2291				if (is_dvi_d)
2292					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2293				else
2294					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2295			}
2296		}
2297	}
2298	if (is_dvi_d)
2299		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2300	else
2301		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2302}
2303
2304bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
2305{
2306	struct radeon_device *rdev = dev->dev_private;
2307	uint32_t conn_info, entry, devices;
2308	uint16_t tmp, connector_object_id;
2309	enum radeon_combios_ddc ddc_type;
2310	enum radeon_combios_connector connector;
2311	int i = 0;
2312	struct radeon_i2c_bus_rec ddc_i2c;
2313	struct radeon_hpd hpd;
2314
2315	conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
2316	if (conn_info) {
2317		for (i = 0; i < 4; i++) {
2318			entry = conn_info + 2 + i * 2;
2319
2320			if (!RBIOS16(entry))
2321				break;
2322
2323			tmp = RBIOS16(entry);
2324
2325			connector = (tmp >> 12) & 0xf;
2326
2327			ddc_type = (tmp >> 8) & 0xf;
2328			if (ddc_type == 5)
2329				ddc_i2c = radeon_combios_get_i2c_info_from_table(rdev);
2330			else
2331				ddc_i2c = combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2332
2333			switch (connector) {
2334			case CONNECTOR_PROPRIETARY_LEGACY:
2335			case CONNECTOR_DVI_I_LEGACY:
2336			case CONNECTOR_DVI_D_LEGACY:
2337				if ((tmp >> 4) & 0x1)
2338					hpd.hpd = RADEON_HPD_2;
2339				else
2340					hpd.hpd = RADEON_HPD_1;
2341				break;
2342			default:
2343				hpd.hpd = RADEON_HPD_NONE;
2344				break;
2345			}
2346
2347			if (!radeon_apply_legacy_quirks(dev, i, &connector,
2348							&ddc_i2c, &hpd))
2349				continue;
2350
2351			switch (connector) {
2352			case CONNECTOR_PROPRIETARY_LEGACY:
2353				if ((tmp >> 4) & 0x1)
2354					devices = ATOM_DEVICE_DFP2_SUPPORT;
2355				else
2356					devices = ATOM_DEVICE_DFP1_SUPPORT;
2357				radeon_add_legacy_encoder(dev,
2358							  radeon_get_encoder_enum
2359							  (dev, devices, 0),
2360							  devices);
2361				radeon_add_legacy_connector(dev, i, devices,
2362							    legacy_connector_convert
2363							    [connector],
2364							    &ddc_i2c,
2365							    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
2366							    &hpd);
2367				break;
2368			case CONNECTOR_CRT_LEGACY:
2369				if (tmp & 0x1) {
2370					devices = ATOM_DEVICE_CRT2_SUPPORT;
2371					radeon_add_legacy_encoder(dev,
2372								  radeon_get_encoder_enum
2373								  (dev,
2374								   ATOM_DEVICE_CRT2_SUPPORT,
2375								   2),
2376								  ATOM_DEVICE_CRT2_SUPPORT);
2377				} else {
2378					devices = ATOM_DEVICE_CRT1_SUPPORT;
2379					radeon_add_legacy_encoder(dev,
2380								  radeon_get_encoder_enum
2381								  (dev,
2382								   ATOM_DEVICE_CRT1_SUPPORT,
2383								   1),
2384								  ATOM_DEVICE_CRT1_SUPPORT);
2385				}
2386				radeon_add_legacy_connector(dev,
2387							    i,
2388							    devices,
2389							    legacy_connector_convert
2390							    [connector],
2391							    &ddc_i2c,
2392							    CONNECTOR_OBJECT_ID_VGA,
2393							    &hpd);
2394				break;
2395			case CONNECTOR_DVI_I_LEGACY:
2396				devices = 0;
2397				if (tmp & 0x1) {
2398					devices |= ATOM_DEVICE_CRT2_SUPPORT;
2399					radeon_add_legacy_encoder(dev,
2400								  radeon_get_encoder_enum
2401								  (dev,
2402								   ATOM_DEVICE_CRT2_SUPPORT,
2403								   2),
2404								  ATOM_DEVICE_CRT2_SUPPORT);
2405				} else {
2406					devices |= ATOM_DEVICE_CRT1_SUPPORT;
2407					radeon_add_legacy_encoder(dev,
2408								  radeon_get_encoder_enum
2409								  (dev,
2410								   ATOM_DEVICE_CRT1_SUPPORT,
2411								   1),
2412								  ATOM_DEVICE_CRT1_SUPPORT);
2413				}
2414				/* RV100 board with external TDMS bit mis-set.
2415				 * Actually uses internal TMDS, clear the bit.
2416				 */
2417				if (dev->pdev->device == 0x5159 &&
2418				    dev->pdev->subsystem_vendor == 0x1014 &&
2419				    dev->pdev->subsystem_device == 0x029A) {
2420					tmp &= ~(1 << 4);
2421				}
2422				if ((tmp >> 4) & 0x1) {
2423					devices |= ATOM_DEVICE_DFP2_SUPPORT;
2424					radeon_add_legacy_encoder(dev,
2425								  radeon_get_encoder_enum
2426								  (dev,
2427								   ATOM_DEVICE_DFP2_SUPPORT,
2428								   0),
2429								  ATOM_DEVICE_DFP2_SUPPORT);
2430					connector_object_id = combios_check_dl_dvi(dev, 0);
2431				} else {
2432					devices |= ATOM_DEVICE_DFP1_SUPPORT;
2433					radeon_add_legacy_encoder(dev,
2434								  radeon_get_encoder_enum
2435								  (dev,
2436								   ATOM_DEVICE_DFP1_SUPPORT,
2437								   0),
2438								  ATOM_DEVICE_DFP1_SUPPORT);
2439					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2440				}
2441				radeon_add_legacy_connector(dev,
2442							    i,
2443							    devices,
2444							    legacy_connector_convert
2445							    [connector],
2446							    &ddc_i2c,
2447							    connector_object_id,
2448							    &hpd);
2449				break;
2450			case CONNECTOR_DVI_D_LEGACY:
2451				if ((tmp >> 4) & 0x1) {
2452					devices = ATOM_DEVICE_DFP2_SUPPORT;
2453					connector_object_id = combios_check_dl_dvi(dev, 1);
2454				} else {
2455					devices = ATOM_DEVICE_DFP1_SUPPORT;
2456					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2457				}
2458				radeon_add_legacy_encoder(dev,
2459							  radeon_get_encoder_enum
2460							  (dev, devices, 0),
2461							  devices);
2462				radeon_add_legacy_connector(dev, i, devices,
2463							    legacy_connector_convert
2464							    [connector],
2465							    &ddc_i2c,
2466							    connector_object_id,
2467							    &hpd);
2468				break;
2469			case CONNECTOR_CTV_LEGACY:
2470			case CONNECTOR_STV_LEGACY:
2471				radeon_add_legacy_encoder(dev,
2472							  radeon_get_encoder_enum
2473							  (dev,
2474							   ATOM_DEVICE_TV1_SUPPORT,
2475							   2),
2476							  ATOM_DEVICE_TV1_SUPPORT);
2477				radeon_add_legacy_connector(dev, i,
2478							    ATOM_DEVICE_TV1_SUPPORT,
2479							    legacy_connector_convert
2480							    [connector],
2481							    &ddc_i2c,
2482							    CONNECTOR_OBJECT_ID_SVIDEO,
2483							    &hpd);
2484				break;
2485			default:
2486				DRM_ERROR("Unknown connector type: %d\n",
2487					  connector);
2488				continue;
2489			}
2490
2491		}
2492	} else {
2493		uint16_t tmds_info =
2494		    combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
2495		if (tmds_info) {
2496			DRM_DEBUG_KMS("Found DFP table, assuming DVI connector\n");
2497
2498			radeon_add_legacy_encoder(dev,
2499						  radeon_get_encoder_enum(dev,
2500									ATOM_DEVICE_CRT1_SUPPORT,
2501									1),
2502						  ATOM_DEVICE_CRT1_SUPPORT);
2503			radeon_add_legacy_encoder(dev,
2504						  radeon_get_encoder_enum(dev,
2505									ATOM_DEVICE_DFP1_SUPPORT,
2506									0),
2507						  ATOM_DEVICE_DFP1_SUPPORT);
2508
2509			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2510			hpd.hpd = RADEON_HPD_1;
2511			radeon_add_legacy_connector(dev,
2512						    0,
2513						    ATOM_DEVICE_CRT1_SUPPORT |
2514						    ATOM_DEVICE_DFP1_SUPPORT,
2515						    DRM_MODE_CONNECTOR_DVII,
2516						    &ddc_i2c,
2517						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2518						    &hpd);
2519		} else {
2520			uint16_t crt_info =
2521				combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
2522			DRM_DEBUG_KMS("Found CRT table, assuming VGA connector\n");
2523			if (crt_info) {
2524				radeon_add_legacy_encoder(dev,
2525							  radeon_get_encoder_enum(dev,
2526										ATOM_DEVICE_CRT1_SUPPORT,
2527										1),
2528							  ATOM_DEVICE_CRT1_SUPPORT);
2529				ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2530				hpd.hpd = RADEON_HPD_NONE;
2531				radeon_add_legacy_connector(dev,
2532							    0,
2533							    ATOM_DEVICE_CRT1_SUPPORT,
2534							    DRM_MODE_CONNECTOR_VGA,
2535							    &ddc_i2c,
2536							    CONNECTOR_OBJECT_ID_VGA,
2537							    &hpd);
2538			} else {
2539				DRM_DEBUG_KMS("No connector info found\n");
2540				return false;
2541			}
2542		}
2543	}
2544
2545	if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) {
2546		uint16_t lcd_info =
2547		    combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
2548		if (lcd_info) {
2549			uint16_t lcd_ddc_info =
2550			    combios_get_table_offset(dev,
2551						     COMBIOS_LCD_DDC_INFO_TABLE);
2552
2553			radeon_add_legacy_encoder(dev,
2554						  radeon_get_encoder_enum(dev,
2555									ATOM_DEVICE_LCD1_SUPPORT,
2556									0),
2557						  ATOM_DEVICE_LCD1_SUPPORT);
2558
2559			if (lcd_ddc_info) {
2560				ddc_type = RBIOS8(lcd_ddc_info + 2);
2561				switch (ddc_type) {
2562				case DDC_LCD:
2563					ddc_i2c =
2564						combios_setup_i2c_bus(rdev,
2565								      DDC_LCD,
2566								      RBIOS32(lcd_ddc_info + 3),
2567								      RBIOS32(lcd_ddc_info + 7));
2568					radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2569					break;
2570				case DDC_GPIO:
2571					ddc_i2c =
2572						combios_setup_i2c_bus(rdev,
2573								      DDC_GPIO,
2574								      RBIOS32(lcd_ddc_info + 3),
2575								      RBIOS32(lcd_ddc_info + 7));
2576					radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2577					break;
2578				default:
2579					ddc_i2c =
2580						combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2581					break;
2582				}
2583				DRM_DEBUG_KMS("LCD DDC Info Table found!\n");
2584			} else
2585				ddc_i2c.valid = false;
2586
2587			hpd.hpd = RADEON_HPD_NONE;
2588			radeon_add_legacy_connector(dev,
2589						    5,
2590						    ATOM_DEVICE_LCD1_SUPPORT,
2591						    DRM_MODE_CONNECTOR_LVDS,
2592						    &ddc_i2c,
2593						    CONNECTOR_OBJECT_ID_LVDS,
2594						    &hpd);
2595		}
2596	}
2597
2598	/* check TV table */
2599	if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
2600		uint32_t tv_info =
2601		    combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
2602		if (tv_info) {
2603			if (RBIOS8(tv_info + 6) == 'T') {
2604				if (radeon_apply_legacy_tv_quirks(dev)) {
2605					hpd.hpd = RADEON_HPD_NONE;
2606					ddc_i2c.valid = false;
2607					radeon_add_legacy_encoder(dev,
2608								  radeon_get_encoder_enum
2609								  (dev,
2610								   ATOM_DEVICE_TV1_SUPPORT,
2611								   2),
2612								  ATOM_DEVICE_TV1_SUPPORT);
2613					radeon_add_legacy_connector(dev, 6,
2614								    ATOM_DEVICE_TV1_SUPPORT,
2615								    DRM_MODE_CONNECTOR_SVIDEO,
2616								    &ddc_i2c,
2617								    CONNECTOR_OBJECT_ID_SVIDEO,
2618								    &hpd);
2619				}
2620			}
2621		}
2622	}
2623
2624	radeon_link_encoder_connector(dev);
2625
2626	return true;
2627}
2628
2629static const char *thermal_controller_names[] = {
2630	"NONE",
2631	"lm63",
2632	"adm1032",
2633};
2634
2635void radeon_combios_get_power_modes(struct radeon_device *rdev)
2636{
2637	struct drm_device *dev = rdev->ddev;
2638	u16 offset, misc, misc2 = 0;
2639	u8 rev, blocks, tmp;
2640	int state_index = 0;
2641	struct radeon_i2c_bus_rec i2c_bus;
2642
2643	rdev->pm.default_power_state_index = -1;
2644
2645	/* allocate 2 power states */
2646	rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * 2, GFP_KERNEL);
2647	if (rdev->pm.power_state) {
2648		/* allocate 1 clock mode per state */
2649		rdev->pm.power_state[0].clock_info =
2650			kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
2651		rdev->pm.power_state[1].clock_info =
2652			kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
2653		if (!rdev->pm.power_state[0].clock_info ||
2654		    !rdev->pm.power_state[1].clock_info)
2655			goto pm_failed;
2656	} else
2657		goto pm_failed;
2658
2659	/* check for a thermal chip */
2660	offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE);
2661	if (offset) {
2662		u8 thermal_controller = 0, gpio = 0, i2c_addr = 0, clk_bit = 0, data_bit = 0;
2663
2664		rev = RBIOS8(offset);
2665
2666		if (rev == 0) {
2667			thermal_controller = RBIOS8(offset + 3);
2668			gpio = RBIOS8(offset + 4) & 0x3f;
2669			i2c_addr = RBIOS8(offset + 5);
2670		} else if (rev == 1) {
2671			thermal_controller = RBIOS8(offset + 4);
2672			gpio = RBIOS8(offset + 5) & 0x3f;
2673			i2c_addr = RBIOS8(offset + 6);
2674		} else if (rev == 2) {
2675			thermal_controller = RBIOS8(offset + 4);
2676			gpio = RBIOS8(offset + 5) & 0x3f;
2677			i2c_addr = RBIOS8(offset + 6);
2678			clk_bit = RBIOS8(offset + 0xa);
2679			data_bit = RBIOS8(offset + 0xb);
2680		}
2681		if ((thermal_controller > 0) && (thermal_controller < 3)) {
2682			DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2683				 thermal_controller_names[thermal_controller],
2684				 i2c_addr >> 1);
2685			if (gpio == DDC_LCD) {
2686				/* MM i2c */
2687				i2c_bus.valid = true;
2688				i2c_bus.hw_capable = true;
2689				i2c_bus.mm_i2c = true;
2690				i2c_bus.i2c_id = 0xa0;
2691			} else if (gpio == DDC_GPIO)
2692				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 1 << clk_bit, 1 << data_bit);
2693			else
2694				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
2695			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2696			if (rdev->pm.i2c_bus) {
2697				struct i2c_board_info info = { };
2698				const char *name = thermal_controller_names[thermal_controller];
2699				info.addr = i2c_addr >> 1;
2700				strlcpy(info.type, name, sizeof(info.type));
2701				i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2702			}
2703		}
2704	} else {
2705		/* boards with a thermal chip, but no overdrive table */
2706
2707		/* Asus 9600xt has an f75375 on the monid bus */
2708		if ((dev->pdev->device == 0x4152) &&
2709		    (dev->pdev->subsystem_vendor == 0x1043) &&
2710		    (dev->pdev->subsystem_device == 0xc002)) {
2711			i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2712			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2713			if (rdev->pm.i2c_bus) {
2714				struct i2c_board_info info = { };
2715				const char *name = "f75375";
2716				info.addr = 0x28;
2717				strlcpy(info.type, name, sizeof(info.type));
2718				i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2719				DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2720					 name, info.addr);
2721			}
2722		}
2723	}
2724
2725	if (rdev->flags & RADEON_IS_MOBILITY) {
2726		offset = combios_get_table_offset(dev, COMBIOS_POWERPLAY_INFO_TABLE);
2727		if (offset) {
2728			rev = RBIOS8(offset);
2729			blocks = RBIOS8(offset + 0x2);
2730			/* power mode 0 tends to be the only valid one */
2731			rdev->pm.power_state[state_index].num_clock_modes = 1;
2732			rdev->pm.power_state[state_index].clock_info[0].mclk = RBIOS32(offset + 0x5 + 0x2);
2733			rdev->pm.power_state[state_index].clock_info[0].sclk = RBIOS32(offset + 0x5 + 0x6);
2734			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2735			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2736				goto default_mode;
2737			rdev->pm.power_state[state_index].type =
2738				POWER_STATE_TYPE_BATTERY;
2739			misc = RBIOS16(offset + 0x5 + 0x0);
2740			if (rev > 4)
2741				misc2 = RBIOS16(offset + 0x5 + 0xe);
2742			rdev->pm.power_state[state_index].misc = misc;
2743			rdev->pm.power_state[state_index].misc2 = misc2;
2744			if (misc & 0x4) {
2745				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO;
2746				if (misc & 0x8)
2747					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2748						true;
2749				else
2750					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2751						false;
2752				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = true;
2753				if (rev < 6) {
2754					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2755						RBIOS16(offset + 0x5 + 0xb) * 4;
2756					tmp = RBIOS8(offset + 0x5 + 0xd);
2757					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2758				} else {
2759					u8 entries = RBIOS8(offset + 0x5 + 0xb);
2760					u16 voltage_table_offset = RBIOS16(offset + 0x5 + 0xc);
2761					if (entries && voltage_table_offset) {
2762						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2763							RBIOS16(voltage_table_offset) * 4;
2764						tmp = RBIOS8(voltage_table_offset + 0x2);
2765						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2766					} else
2767						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = false;
2768				}
2769				switch ((misc2 & 0x700) >> 8) {
2770				case 0:
2771				default:
2772					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 0;
2773					break;
2774				case 1:
2775					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 33;
2776					break;
2777				case 2:
2778					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 66;
2779					break;
2780				case 3:
2781					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 99;
2782					break;
2783				case 4:
2784					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 132;
2785					break;
2786				}
2787			} else
2788				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2789			if (rev > 6)
2790				rdev->pm.power_state[state_index].pcie_lanes =
2791					RBIOS8(offset + 0x5 + 0x10);
2792			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2793			state_index++;
2794		} else {
2795			/* XXX figure out some good default low power mode for mobility cards w/out power tables */
2796		}
2797	} else {
2798		/* XXX figure out some good default low power mode for desktop cards */
2799	}
2800
2801default_mode:
2802	/* add the default mode */
2803	rdev->pm.power_state[state_index].type =
2804		POWER_STATE_TYPE_DEFAULT;
2805	rdev->pm.power_state[state_index].num_clock_modes = 1;
2806	rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2807	rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2808	rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
2809	if ((state_index > 0) &&
2810	    (rdev->pm.power_state[0].clock_info[0].voltage.type == VOLTAGE_GPIO))
2811		rdev->pm.power_state[state_index].clock_info[0].voltage =
2812			rdev->pm.power_state[0].clock_info[0].voltage;
2813	else
2814		rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2815	rdev->pm.power_state[state_index].pcie_lanes = 16;
2816	rdev->pm.power_state[state_index].flags = 0;
2817	rdev->pm.default_power_state_index = state_index;
2818	rdev->pm.num_power_states = state_index + 1;
2819
2820	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2821	rdev->pm.current_clock_mode_index = 0;
2822	return;
2823
2824pm_failed:
2825	rdev->pm.default_power_state_index = state_index;
2826	rdev->pm.num_power_states = 0;
2827
2828	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2829	rdev->pm.current_clock_mode_index = 0;
2830}
2831
2832void radeon_external_tmds_setup(struct drm_encoder *encoder)
2833{
2834	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2835	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2836
2837	if (!tmds)
2838		return;
2839
2840	switch (tmds->dvo_chip) {
2841	case DVO_SIL164:
2842		/* sil 164 */
2843		radeon_i2c_put_byte(tmds->i2c_bus,
2844				    tmds->slave_addr,
2845				    0x08, 0x30);
2846		radeon_i2c_put_byte(tmds->i2c_bus,
2847				       tmds->slave_addr,
2848				       0x09, 0x00);
2849		radeon_i2c_put_byte(tmds->i2c_bus,
2850				    tmds->slave_addr,
2851				    0x0a, 0x90);
2852		radeon_i2c_put_byte(tmds->i2c_bus,
2853				    tmds->slave_addr,
2854				    0x0c, 0x89);
2855		radeon_i2c_put_byte(tmds->i2c_bus,
2856				       tmds->slave_addr,
2857				       0x08, 0x3b);
2858		break;
2859	case DVO_SIL1178:
2860		/* sil 1178 - untested */
2861		/*
2862		 * 0x0f, 0x44
2863		 * 0x0f, 0x4c
2864		 * 0x0e, 0x01
2865		 * 0x0a, 0x80
2866		 * 0x09, 0x30
2867		 * 0x0c, 0xc9
2868		 * 0x0d, 0x70
2869		 * 0x08, 0x32
2870		 * 0x08, 0x33
2871		 */
2872		break;
2873	default:
2874		break;
2875	}
2876
2877}
2878
2879bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder)
2880{
2881	struct drm_device *dev = encoder->dev;
2882	struct radeon_device *rdev = dev->dev_private;
2883	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2884	uint16_t offset;
2885	uint8_t blocks, slave_addr, rev;
2886	uint32_t index, id;
2887	uint32_t reg, val, and_mask, or_mask;
2888	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2889
2890	if (!tmds)
2891		return false;
2892
2893	if (rdev->flags & RADEON_IS_IGP) {
2894		offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_ON_TABLE);
2895		rev = RBIOS8(offset);
2896		if (offset) {
2897			rev = RBIOS8(offset);
2898			if (rev > 1) {
2899				blocks = RBIOS8(offset + 3);
2900				index = offset + 4;
2901				while (blocks > 0) {
2902					id = RBIOS16(index);
2903					index += 2;
2904					switch (id >> 13) {
2905					case 0:
2906						reg = (id & 0x1fff) * 4;
2907						val = RBIOS32(index);
2908						index += 4;
2909						WREG32(reg, val);
2910						break;
2911					case 2:
2912						reg = (id & 0x1fff) * 4;
2913						and_mask = RBIOS32(index);
2914						index += 4;
2915						or_mask = RBIOS32(index);
2916						index += 4;
2917						val = RREG32(reg);
2918						val = (val & and_mask) | or_mask;
2919						WREG32(reg, val);
2920						break;
2921					case 3:
2922						val = RBIOS16(index);
2923						index += 2;
2924						udelay(val);
2925						break;
2926					case 4:
2927						val = RBIOS16(index);
2928						index += 2;
2929						mdelay(val);
2930						break;
2931					case 6:
2932						slave_addr = id & 0xff;
2933						slave_addr >>= 1; /* 7 bit addressing */
2934						index++;
2935						reg = RBIOS8(index);
2936						index++;
2937						val = RBIOS8(index);
2938						index++;
2939						radeon_i2c_put_byte(tmds->i2c_bus,
2940								    slave_addr,
2941								    reg, val);
2942						break;
2943					default:
2944						DRM_ERROR("Unknown id %d\n", id >> 13);
2945						break;
2946					}
2947					blocks--;
2948				}
2949				return true;
2950			}
2951		}
2952	} else {
2953		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2954		if (offset) {
2955			index = offset + 10;
2956			id = RBIOS16(index);
2957			while (id != 0xffff) {
2958				index += 2;
2959				switch (id >> 13) {
2960				case 0:
2961					reg = (id & 0x1fff) * 4;
2962					val = RBIOS32(index);
2963					WREG32(reg, val);
2964					break;
2965				case 2:
2966					reg = (id & 0x1fff) * 4;
2967					and_mask = RBIOS32(index);
2968					index += 4;
2969					or_mask = RBIOS32(index);
2970					index += 4;
2971					val = RREG32(reg);
2972					val = (val & and_mask) | or_mask;
2973					WREG32(reg, val);
2974					break;
2975				case 4:
2976					val = RBIOS16(index);
2977					index += 2;
2978					udelay(val);
2979					break;
2980				case 5:
2981					reg = id & 0x1fff;
2982					and_mask = RBIOS32(index);
2983					index += 4;
2984					or_mask = RBIOS32(index);
2985					index += 4;
2986					val = RREG32_PLL(reg);
2987					val = (val & and_mask) | or_mask;
2988					WREG32_PLL(reg, val);
2989					break;
2990				case 6:
2991					reg = id & 0x1fff;
2992					val = RBIOS8(index);
2993					index += 1;
2994					radeon_i2c_put_byte(tmds->i2c_bus,
2995							    tmds->slave_addr,
2996							    reg, val);
2997					break;
2998				default:
2999					DRM_ERROR("Unknown id %d\n", id >> 13);
3000					break;
3001				}
3002				id = RBIOS16(index);
3003			}
3004			return true;
3005		}
3006	}
3007	return false;
3008}
3009
3010static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
3011{
3012	struct radeon_device *rdev = dev->dev_private;
3013
3014	if (offset) {
3015		while (RBIOS16(offset)) {
3016			uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13);
3017			uint32_t addr = (RBIOS16(offset) & 0x1fff);
3018			uint32_t val, and_mask, or_mask;
3019			uint32_t tmp;
3020
3021			offset += 2;
3022			switch (cmd) {
3023			case 0:
3024				val = RBIOS32(offset);
3025				offset += 4;
3026				WREG32(addr, val);
3027				break;
3028			case 1:
3029				val = RBIOS32(offset);
3030				offset += 4;
3031				WREG32(addr, val);
3032				break;
3033			case 2:
3034				and_mask = RBIOS32(offset);
3035				offset += 4;
3036				or_mask = RBIOS32(offset);
3037				offset += 4;
3038				tmp = RREG32(addr);
3039				tmp &= and_mask;
3040				tmp |= or_mask;
3041				WREG32(addr, tmp);
3042				break;
3043			case 3:
3044				and_mask = RBIOS32(offset);
3045				offset += 4;
3046				or_mask = RBIOS32(offset);
3047				offset += 4;
3048				tmp = RREG32(addr);
3049				tmp &= and_mask;
3050				tmp |= or_mask;
3051				WREG32(addr, tmp);
3052				break;
3053			case 4:
3054				val = RBIOS16(offset);
3055				offset += 2;
3056				udelay(val);
3057				break;
3058			case 5:
3059				val = RBIOS16(offset);
3060				offset += 2;
3061				switch (addr) {
3062				case 8:
3063					while (val--) {
3064						if (!
3065						    (RREG32_PLL
3066						     (RADEON_CLK_PWRMGT_CNTL) &
3067						     RADEON_MC_BUSY))
3068							break;
3069					}
3070					break;
3071				case 9:
3072					while (val--) {
3073						if ((RREG32(RADEON_MC_STATUS) &
3074						     RADEON_MC_IDLE))
3075							break;
3076					}
3077					break;
3078				default:
3079					break;
3080				}
3081				break;
3082			default:
3083				break;
3084			}
3085		}
3086	}
3087}
3088
3089static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
3090{
3091	struct radeon_device *rdev = dev->dev_private;
3092
3093	if (offset) {
3094		while (RBIOS8(offset)) {
3095			uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6);
3096			uint8_t addr = (RBIOS8(offset) & 0x3f);
3097			uint32_t val, shift, tmp;
3098			uint32_t and_mask, or_mask;
3099
3100			offset++;
3101			switch (cmd) {
3102			case 0:
3103				val = RBIOS32(offset);
3104				offset += 4;
3105				WREG32_PLL(addr, val);
3106				break;
3107			case 1:
3108				shift = RBIOS8(offset) * 8;
3109				offset++;
3110				and_mask = RBIOS8(offset) << shift;
3111				and_mask |= ~(0xff << shift);
3112				offset++;
3113				or_mask = RBIOS8(offset) << shift;
3114				offset++;
3115				tmp = RREG32_PLL(addr);
3116				tmp &= and_mask;
3117				tmp |= or_mask;
3118				WREG32_PLL(addr, tmp);
3119				break;
3120			case 2:
3121			case 3:
3122				tmp = 1000;
3123				switch (addr) {
3124				case 1:
3125					udelay(150);
3126					break;
3127				case 2:
3128					mdelay(1);
3129					break;
3130				case 3:
3131					while (tmp--) {
3132						if (!
3133						    (RREG32_PLL
3134						     (RADEON_CLK_PWRMGT_CNTL) &
3135						     RADEON_MC_BUSY))
3136							break;
3137					}
3138					break;
3139				case 4:
3140					while (tmp--) {
3141						if (RREG32_PLL
3142						    (RADEON_CLK_PWRMGT_CNTL) &
3143						    RADEON_DLL_READY)
3144							break;
3145					}
3146					break;
3147				case 5:
3148					tmp =
3149					    RREG32_PLL(RADEON_CLK_PWRMGT_CNTL);
3150					if (tmp & RADEON_CG_NO1_DEBUG_0) {
3151#if 0
3152						uint32_t mclk_cntl =
3153						    RREG32_PLL
3154						    (RADEON_MCLK_CNTL);
3155						mclk_cntl &= 0xffff0000;
3156						/*mclk_cntl |= 0x00001111;*//* ??? */
3157						WREG32_PLL(RADEON_MCLK_CNTL,
3158							   mclk_cntl);
3159						mdelay(10);
3160#endif
3161						WREG32_PLL
3162						    (RADEON_CLK_PWRMGT_CNTL,
3163						     tmp &
3164						     ~RADEON_CG_NO1_DEBUG_0);
3165						mdelay(10);
3166					}
3167					break;
3168				default:
3169					break;
3170				}
3171				break;
3172			default:
3173				break;
3174			}
3175		}
3176	}
3177}
3178
3179static void combios_parse_ram_reset_table(struct drm_device *dev,
3180					  uint16_t offset)
3181{
3182	struct radeon_device *rdev = dev->dev_private;
3183	uint32_t tmp;
3184
3185	if (offset) {
3186		uint8_t val = RBIOS8(offset);
3187		while (val != 0xff) {
3188			offset++;
3189
3190			if (val == 0x0f) {
3191				uint32_t channel_complete_mask;
3192
3193				if (ASIC_IS_R300(rdev))
3194					channel_complete_mask =
3195					    R300_MEM_PWRUP_COMPLETE;
3196				else
3197					channel_complete_mask =
3198					    RADEON_MEM_PWRUP_COMPLETE;
3199				tmp = 20000;
3200				while (tmp--) {
3201					if ((RREG32(RADEON_MEM_STR_CNTL) &
3202					     channel_complete_mask) ==
3203					    channel_complete_mask)
3204						break;
3205				}
3206			} else {
3207				uint32_t or_mask = RBIOS16(offset);
3208				offset += 2;
3209
3210				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3211				tmp &= RADEON_SDRAM_MODE_MASK;
3212				tmp |= or_mask;
3213				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3214
3215				or_mask = val << 24;
3216				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3217				tmp &= RADEON_B3MEM_RESET_MASK;
3218				tmp |= or_mask;
3219				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3220			}
3221			val = RBIOS8(offset);
3222		}
3223	}
3224}
3225
3226static uint32_t combios_detect_ram(struct drm_device *dev, int ram,
3227				   int mem_addr_mapping)
3228{
3229	struct radeon_device *rdev = dev->dev_private;
3230	uint32_t mem_cntl;
3231	uint32_t mem_size;
3232	uint32_t addr = 0;
3233
3234	mem_cntl = RREG32(RADEON_MEM_CNTL);
3235	if (mem_cntl & RV100_HALF_MODE)
3236		ram /= 2;
3237	mem_size = ram;
3238	mem_cntl &= ~(0xff << 8);
3239	mem_cntl |= (mem_addr_mapping & 0xff) << 8;
3240	WREG32(RADEON_MEM_CNTL, mem_cntl);
3241	RREG32(RADEON_MEM_CNTL);
3242
3243	/* sdram reset ? */
3244
3245	/* something like this????  */
3246	while (ram--) {
3247		addr = ram * 1024 * 1024;
3248		/* write to each page */
3249		WREG32_IDX((addr) | RADEON_MM_APER, 0xdeadbeef);
3250		/* read back and verify */
3251		if (RREG32_IDX((addr) | RADEON_MM_APER) != 0xdeadbeef)
3252			return 0;
3253	}
3254
3255	return mem_size;
3256}
3257
3258static void combios_write_ram_size(struct drm_device *dev)
3259{
3260	struct radeon_device *rdev = dev->dev_private;
3261	uint8_t rev;
3262	uint16_t offset;
3263	uint32_t mem_size = 0;
3264	uint32_t mem_cntl = 0;
3265
3266	/* should do something smarter here I guess... */
3267	if (rdev->flags & RADEON_IS_IGP)
3268		return;
3269
3270	/* first check detected mem table */
3271	offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE);
3272	if (offset) {
3273		rev = RBIOS8(offset);
3274		if (rev < 3) {
3275			mem_cntl = RBIOS32(offset + 1);
3276			mem_size = RBIOS16(offset + 5);
3277			if ((rdev->family < CHIP_R200) &&
3278			    !ASIC_IS_RN50(rdev))
3279				WREG32(RADEON_MEM_CNTL, mem_cntl);
3280		}
3281	}
3282
3283	if (!mem_size) {
3284		offset =
3285		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
3286		if (offset) {
3287			rev = RBIOS8(offset - 1);
3288			if (rev < 1) {
3289				if ((rdev->family < CHIP_R200)
3290				    && !ASIC_IS_RN50(rdev)) {
3291					int ram = 0;
3292					int mem_addr_mapping = 0;
3293
3294					while (RBIOS8(offset)) {
3295						ram = RBIOS8(offset);
3296						mem_addr_mapping =
3297						    RBIOS8(offset + 1);
3298						if (mem_addr_mapping != 0x25)
3299							ram *= 2;
3300						mem_size =
3301						    combios_detect_ram(dev, ram,
3302								       mem_addr_mapping);
3303						if (mem_size)
3304							break;
3305						offset += 2;
3306					}
3307				} else
3308					mem_size = RBIOS8(offset);
3309			} else {
3310				mem_size = RBIOS8(offset);
3311				mem_size *= 2;	/* convert to MB */
3312			}
3313		}
3314	}
3315
3316	mem_size *= (1024 * 1024);	/* convert to bytes */
3317	WREG32(RADEON_CONFIG_MEMSIZE, mem_size);
3318}
3319
3320void radeon_combios_asic_init(struct drm_device *dev)
3321{
3322	struct radeon_device *rdev = dev->dev_private;
3323	uint16_t table;
3324
3325	/* port hardcoded mac stuff from radeonfb */
3326	if (rdev->bios == NULL)
3327		return;
3328
3329	/* ASIC INIT 1 */
3330	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
3331	if (table)
3332		combios_parse_mmio_table(dev, table);
3333
3334	/* PLL INIT */
3335	table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
3336	if (table)
3337		combios_parse_pll_table(dev, table);
3338
3339	/* ASIC INIT 2 */
3340	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
3341	if (table)
3342		combios_parse_mmio_table(dev, table);
3343
3344	if (!(rdev->flags & RADEON_IS_IGP)) {
3345		/* ASIC INIT 4 */
3346		table =
3347		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
3348		if (table)
3349			combios_parse_mmio_table(dev, table);
3350
3351		/* RAM RESET */
3352		table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
3353		if (table)
3354			combios_parse_ram_reset_table(dev, table);
3355
3356		/* ASIC INIT 3 */
3357		table =
3358		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
3359		if (table)
3360			combios_parse_mmio_table(dev, table);
3361
3362		/* write CONFIG_MEMSIZE */
3363		combios_write_ram_size(dev);
3364	}
3365
3366	/* quirk for rs4xx HP nx6125 laptop to make it resume
3367	 * - it hangs on resume inside the dynclk 1 table.
3368	 */
3369	if (rdev->family == CHIP_RS480 &&
3370	    rdev->pdev->subsystem_vendor == 0x103c &&
3371	    rdev->pdev->subsystem_device == 0x308b)
3372		return;
3373
3374	/* quirk for rs4xx HP dv5000 laptop to make it resume
3375	 * - it hangs on resume inside the dynclk 1 table.
3376	 */
3377	if (rdev->family == CHIP_RS480 &&
3378	    rdev->pdev->subsystem_vendor == 0x103c &&
3379	    rdev->pdev->subsystem_device == 0x30a4)
3380		return;
3381
3382	/* quirk for rs4xx Compaq Presario V5245EU laptop to make it resume
3383	 * - it hangs on resume inside the dynclk 1 table.
3384	 */
3385	if (rdev->family == CHIP_RS480 &&
3386	    rdev->pdev->subsystem_vendor == 0x103c &&
3387	    rdev->pdev->subsystem_device == 0x30ae)
3388		return;
3389
3390	/* quirk for rs4xx HP Compaq dc5750 Small Form Factor to make it resume
3391	 * - it hangs on resume inside the dynclk 1 table.
3392	 */
3393	if (rdev->family == CHIP_RS480 &&
3394	    rdev->pdev->subsystem_vendor == 0x103c &&
3395	    rdev->pdev->subsystem_device == 0x280a)
3396		return;
3397
3398	/* DYN CLK 1 */
3399	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3400	if (table)
3401		combios_parse_pll_table(dev, table);
3402
3403}
3404
3405void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
3406{
3407	struct radeon_device *rdev = dev->dev_private;
3408	uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
3409
3410	bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
3411	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3412	bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH);
3413
3414	/* let the bios control the backlight */
3415	bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
3416
3417	/* tell the bios not to handle mode switching */
3418	bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
3419			   RADEON_ACC_MODE_CHANGE);
3420
3421	/* tell the bios a driver is loaded */
3422	bios_7_scratch |= RADEON_DRV_LOADED;
3423
3424	WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
3425	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3426	WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
3427}
3428
3429void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
3430{
3431	struct drm_device *dev = encoder->dev;
3432	struct radeon_device *rdev = dev->dev_private;
3433	uint32_t bios_6_scratch;
3434
3435	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3436
3437	if (lock)
3438		bios_6_scratch |= RADEON_DRIVER_CRITICAL;
3439	else
3440		bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
3441
3442	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3443}
3444
3445void
3446radeon_combios_connected_scratch_regs(struct drm_connector *connector,
3447				      struct drm_encoder *encoder,
3448				      bool connected)
3449{
3450	struct drm_device *dev = connector->dev;
3451	struct radeon_device *rdev = dev->dev_private;
3452	struct radeon_connector *radeon_connector =
3453	    to_radeon_connector(connector);
3454	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3455	uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
3456	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3457
3458	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
3459	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
3460		if (connected) {
3461			DRM_DEBUG_KMS("TV1 connected\n");
3462			/* fix me */
3463			bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO;
3464			/*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
3465			bios_5_scratch |= RADEON_TV1_ON;
3466			bios_5_scratch |= RADEON_ACC_REQ_TV1;
3467		} else {
3468			DRM_DEBUG_KMS("TV1 disconnected\n");
3469			bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK;
3470			bios_5_scratch &= ~RADEON_TV1_ON;
3471			bios_5_scratch &= ~RADEON_ACC_REQ_TV1;
3472		}
3473	}
3474	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
3475	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
3476		if (connected) {
3477			DRM_DEBUG_KMS("LCD1 connected\n");
3478			bios_4_scratch |= RADEON_LCD1_ATTACHED;
3479			bios_5_scratch |= RADEON_LCD1_ON;
3480			bios_5_scratch |= RADEON_ACC_REQ_LCD1;
3481		} else {
3482			DRM_DEBUG_KMS("LCD1 disconnected\n");
3483			bios_4_scratch &= ~RADEON_LCD1_ATTACHED;
3484			bios_5_scratch &= ~RADEON_LCD1_ON;
3485			bios_5_scratch &= ~RADEON_ACC_REQ_LCD1;
3486		}
3487	}
3488	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
3489	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
3490		if (connected) {
3491			DRM_DEBUG_KMS("CRT1 connected\n");
3492			bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR;
3493			bios_5_scratch |= RADEON_CRT1_ON;
3494			bios_5_scratch |= RADEON_ACC_REQ_CRT1;
3495		} else {
3496			DRM_DEBUG_KMS("CRT1 disconnected\n");
3497			bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK;
3498			bios_5_scratch &= ~RADEON_CRT1_ON;
3499			bios_5_scratch &= ~RADEON_ACC_REQ_CRT1;
3500		}
3501	}
3502	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
3503	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
3504		if (connected) {
3505			DRM_DEBUG_KMS("CRT2 connected\n");
3506			bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR;
3507			bios_5_scratch |= RADEON_CRT2_ON;
3508			bios_5_scratch |= RADEON_ACC_REQ_CRT2;
3509		} else {
3510			DRM_DEBUG_KMS("CRT2 disconnected\n");
3511			bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK;
3512			bios_5_scratch &= ~RADEON_CRT2_ON;
3513			bios_5_scratch &= ~RADEON_ACC_REQ_CRT2;
3514		}
3515	}
3516	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
3517	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
3518		if (connected) {
3519			DRM_DEBUG_KMS("DFP1 connected\n");
3520			bios_4_scratch |= RADEON_DFP1_ATTACHED;
3521			bios_5_scratch |= RADEON_DFP1_ON;
3522			bios_5_scratch |= RADEON_ACC_REQ_DFP1;
3523		} else {
3524			DRM_DEBUG_KMS("DFP1 disconnected\n");
3525			bios_4_scratch &= ~RADEON_DFP1_ATTACHED;
3526			bios_5_scratch &= ~RADEON_DFP1_ON;
3527			bios_5_scratch &= ~RADEON_ACC_REQ_DFP1;
3528		}
3529	}
3530	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
3531	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
3532		if (connected) {
3533			DRM_DEBUG_KMS("DFP2 connected\n");
3534			bios_4_scratch |= RADEON_DFP2_ATTACHED;
3535			bios_5_scratch |= RADEON_DFP2_ON;
3536			bios_5_scratch |= RADEON_ACC_REQ_DFP2;
3537		} else {
3538			DRM_DEBUG_KMS("DFP2 disconnected\n");
3539			bios_4_scratch &= ~RADEON_DFP2_ATTACHED;
3540			bios_5_scratch &= ~RADEON_DFP2_ON;
3541			bios_5_scratch &= ~RADEON_ACC_REQ_DFP2;
3542		}
3543	}
3544	WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);
3545	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3546}
3547
3548void
3549radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
3550{
3551	struct drm_device *dev = encoder->dev;
3552	struct radeon_device *rdev = dev->dev_private;
3553	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3554	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3555
3556	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
3557		bios_5_scratch &= ~RADEON_TV1_CRTC_MASK;
3558		bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT);
3559	}
3560	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
3561		bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK;
3562		bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT);
3563	}
3564	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
3565		bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK;
3566		bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT);
3567	}
3568	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
3569		bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK;
3570		bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT);
3571	}
3572	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
3573		bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK;
3574		bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT);
3575	}
3576	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
3577		bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK;
3578		bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT);
3579	}
3580	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3581}
3582
3583void
3584radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
3585{
3586	struct drm_device *dev = encoder->dev;
3587	struct radeon_device *rdev = dev->dev_private;
3588	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3589	uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3590
3591	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
3592		if (on)
3593			bios_6_scratch |= RADEON_TV_DPMS_ON;
3594		else
3595			bios_6_scratch &= ~RADEON_TV_DPMS_ON;
3596	}
3597	if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3598		if (on)
3599			bios_6_scratch |= RADEON_CRT_DPMS_ON;
3600		else
3601			bios_6_scratch &= ~RADEON_CRT_DPMS_ON;
3602	}
3603	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3604		if (on)
3605			bios_6_scratch |= RADEON_LCD_DPMS_ON;
3606		else
3607			bios_6_scratch &= ~RADEON_LCD_DPMS_ON;
3608	}
3609	if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
3610		if (on)
3611			bios_6_scratch |= RADEON_DFP_DPMS_ON;
3612		else
3613			bios_6_scratch &= ~RADEON_DFP_DPMS_ON;
3614	}
3615	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3616}
3617