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 
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
30 
31 #include <dev/drm2/drmP.h>
32 #include <dev/drm2/radeon/radeon_drm.h>
33 #include "radeon.h"
34 #include "atom.h"
35 
36 #ifdef CONFIG_PPC_PMAC
37 /* not sure which of these are needed */
38 #include <asm/machdep.h>
39 #include <asm/pmac_feature.h>
40 #include <asm/prom.h>
41 #include <asm/pci-bridge.h>
42 #endif /* CONFIG_PPC_PMAC */
43 
44 #ifdef FREEBSD_WIP /* FreeBSD: to please GCC 4.2. */
45 /* from radeon_encoder.c */
46 extern uint32_t
47 radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
48 			uint8_t dac);
49 extern void radeon_link_encoder_connector(struct drm_device *dev);
50 
51 /* from radeon_connector.c */
52 extern void
53 radeon_add_legacy_connector(struct drm_device *dev,
54 			    uint32_t connector_id,
55 			    uint32_t supported_device,
56 			    int connector_type,
57 			    struct radeon_i2c_bus_rec *i2c_bus,
58 			    uint16_t connector_object_id,
59 			    struct radeon_hpd *hpd);
60 
61 /* from radeon_legacy_encoder.c */
62 extern void
63 radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_enum,
64 			  uint32_t supported_device);
65 #endif
66 
67 /* old legacy ATI BIOS routines */
68 
69 /* COMBIOS table offsets */
70 enum radeon_combios_table_offset {
71 	/* absolute offset tables */
72 	COMBIOS_ASIC_INIT_1_TABLE,
73 	COMBIOS_BIOS_SUPPORT_TABLE,
74 	COMBIOS_DAC_PROGRAMMING_TABLE,
75 	COMBIOS_MAX_COLOR_DEPTH_TABLE,
76 	COMBIOS_CRTC_INFO_TABLE,
77 	COMBIOS_PLL_INFO_TABLE,
78 	COMBIOS_TV_INFO_TABLE,
79 	COMBIOS_DFP_INFO_TABLE,
80 	COMBIOS_HW_CONFIG_INFO_TABLE,
81 	COMBIOS_MULTIMEDIA_INFO_TABLE,
82 	COMBIOS_TV_STD_PATCH_TABLE,
83 	COMBIOS_LCD_INFO_TABLE,
84 	COMBIOS_MOBILE_INFO_TABLE,
85 	COMBIOS_PLL_INIT_TABLE,
86 	COMBIOS_MEM_CONFIG_TABLE,
87 	COMBIOS_SAVE_MASK_TABLE,
88 	COMBIOS_HARDCODED_EDID_TABLE,
89 	COMBIOS_ASIC_INIT_2_TABLE,
90 	COMBIOS_CONNECTOR_INFO_TABLE,
91 	COMBIOS_DYN_CLK_1_TABLE,
92 	COMBIOS_RESERVED_MEM_TABLE,
93 	COMBIOS_EXT_TMDS_INFO_TABLE,
94 	COMBIOS_MEM_CLK_INFO_TABLE,
95 	COMBIOS_EXT_DAC_INFO_TABLE,
96 	COMBIOS_MISC_INFO_TABLE,
97 	COMBIOS_CRT_INFO_TABLE,
98 	COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE,
99 	COMBIOS_COMPONENT_VIDEO_INFO_TABLE,
100 	COMBIOS_FAN_SPEED_INFO_TABLE,
101 	COMBIOS_OVERDRIVE_INFO_TABLE,
102 	COMBIOS_OEM_INFO_TABLE,
103 	COMBIOS_DYN_CLK_2_TABLE,
104 	COMBIOS_POWER_CONNECTOR_INFO_TABLE,
105 	COMBIOS_I2C_INFO_TABLE,
106 	/* relative offset tables */
107 	COMBIOS_ASIC_INIT_3_TABLE,	/* offset from misc info */
108 	COMBIOS_ASIC_INIT_4_TABLE,	/* offset from misc info */
109 	COMBIOS_DETECTED_MEM_TABLE,	/* offset from misc info */
110 	COMBIOS_ASIC_INIT_5_TABLE,	/* offset from misc info */
111 	COMBIOS_RAM_RESET_TABLE,	/* offset from mem config */
112 	COMBIOS_POWERPLAY_INFO_TABLE,	/* offset from mobile info */
113 	COMBIOS_GPIO_INFO_TABLE,	/* offset from mobile info */
114 	COMBIOS_LCD_DDC_INFO_TABLE,	/* offset from mobile info */
115 	COMBIOS_TMDS_POWER_TABLE,	/* offset from mobile info */
116 	COMBIOS_TMDS_POWER_ON_TABLE,	/* offset from tmds power */
117 	COMBIOS_TMDS_POWER_OFF_TABLE,	/* offset from tmds power */
118 };
119 
120 enum radeon_combios_ddc {
121 	DDC_NONE_DETECTED,
122 	DDC_MONID,
123 	DDC_DVI,
124 	DDC_VGA,
125 	DDC_CRT2,
126 	DDC_LCD,
127 	DDC_GPIO,
128 };
129 
130 enum radeon_combios_connector {
131 	CONNECTOR_NONE_LEGACY,
132 	CONNECTOR_PROPRIETARY_LEGACY,
133 	CONNECTOR_CRT_LEGACY,
134 	CONNECTOR_DVI_I_LEGACY,
135 	CONNECTOR_DVI_D_LEGACY,
136 	CONNECTOR_CTV_LEGACY,
137 	CONNECTOR_STV_LEGACY,
138 	CONNECTOR_UNSUPPORTED_LEGACY
139 };
140 
141 const int legacy_connector_convert[] = {
142 	DRM_MODE_CONNECTOR_Unknown,
143 	DRM_MODE_CONNECTOR_DVID,
144 	DRM_MODE_CONNECTOR_VGA,
145 	DRM_MODE_CONNECTOR_DVII,
146 	DRM_MODE_CONNECTOR_DVID,
147 	DRM_MODE_CONNECTOR_Composite,
148 	DRM_MODE_CONNECTOR_SVIDEO,
149 	DRM_MODE_CONNECTOR_Unknown,
150 };
151 
combios_get_table_offset(struct drm_device * dev,enum radeon_combios_table_offset table)152 static uint16_t combios_get_table_offset(struct drm_device *dev,
153 					 enum radeon_combios_table_offset table)
154 {
155 	struct radeon_device *rdev = dev->dev_private;
156 	int rev;
157 	uint16_t offset = 0, check_offset;
158 
159 	if (!rdev->bios)
160 		return 0;
161 
162 	switch (table) {
163 		/* absolute offset tables */
164 	case COMBIOS_ASIC_INIT_1_TABLE:
165 		check_offset = RBIOS16(rdev->bios_header_start + 0xc);
166 		if (check_offset)
167 			offset = check_offset;
168 		break;
169 	case COMBIOS_BIOS_SUPPORT_TABLE:
170 		check_offset = RBIOS16(rdev->bios_header_start + 0x14);
171 		if (check_offset)
172 			offset = check_offset;
173 		break;
174 	case COMBIOS_DAC_PROGRAMMING_TABLE:
175 		check_offset = RBIOS16(rdev->bios_header_start + 0x2a);
176 		if (check_offset)
177 			offset = check_offset;
178 		break;
179 	case COMBIOS_MAX_COLOR_DEPTH_TABLE:
180 		check_offset = RBIOS16(rdev->bios_header_start + 0x2c);
181 		if (check_offset)
182 			offset = check_offset;
183 		break;
184 	case COMBIOS_CRTC_INFO_TABLE:
185 		check_offset = RBIOS16(rdev->bios_header_start + 0x2e);
186 		if (check_offset)
187 			offset = check_offset;
188 		break;
189 	case COMBIOS_PLL_INFO_TABLE:
190 		check_offset = RBIOS16(rdev->bios_header_start + 0x30);
191 		if (check_offset)
192 			offset = check_offset;
193 		break;
194 	case COMBIOS_TV_INFO_TABLE:
195 		check_offset = RBIOS16(rdev->bios_header_start + 0x32);
196 		if (check_offset)
197 			offset = check_offset;
198 		break;
199 	case COMBIOS_DFP_INFO_TABLE:
200 		check_offset = RBIOS16(rdev->bios_header_start + 0x34);
201 		if (check_offset)
202 			offset = check_offset;
203 		break;
204 	case COMBIOS_HW_CONFIG_INFO_TABLE:
205 		check_offset = RBIOS16(rdev->bios_header_start + 0x36);
206 		if (check_offset)
207 			offset = check_offset;
208 		break;
209 	case COMBIOS_MULTIMEDIA_INFO_TABLE:
210 		check_offset = RBIOS16(rdev->bios_header_start + 0x38);
211 		if (check_offset)
212 			offset = check_offset;
213 		break;
214 	case COMBIOS_TV_STD_PATCH_TABLE:
215 		check_offset = RBIOS16(rdev->bios_header_start + 0x3e);
216 		if (check_offset)
217 			offset = check_offset;
218 		break;
219 	case COMBIOS_LCD_INFO_TABLE:
220 		check_offset = RBIOS16(rdev->bios_header_start + 0x40);
221 		if (check_offset)
222 			offset = check_offset;
223 		break;
224 	case COMBIOS_MOBILE_INFO_TABLE:
225 		check_offset = RBIOS16(rdev->bios_header_start + 0x42);
226 		if (check_offset)
227 			offset = check_offset;
228 		break;
229 	case COMBIOS_PLL_INIT_TABLE:
230 		check_offset = RBIOS16(rdev->bios_header_start + 0x46);
231 		if (check_offset)
232 			offset = check_offset;
233 		break;
234 	case COMBIOS_MEM_CONFIG_TABLE:
235 		check_offset = RBIOS16(rdev->bios_header_start + 0x48);
236 		if (check_offset)
237 			offset = check_offset;
238 		break;
239 	case COMBIOS_SAVE_MASK_TABLE:
240 		check_offset = RBIOS16(rdev->bios_header_start + 0x4a);
241 		if (check_offset)
242 			offset = check_offset;
243 		break;
244 	case COMBIOS_HARDCODED_EDID_TABLE:
245 		check_offset = RBIOS16(rdev->bios_header_start + 0x4c);
246 		if (check_offset)
247 			offset = check_offset;
248 		break;
249 	case COMBIOS_ASIC_INIT_2_TABLE:
250 		check_offset = RBIOS16(rdev->bios_header_start + 0x4e);
251 		if (check_offset)
252 			offset = check_offset;
253 		break;
254 	case COMBIOS_CONNECTOR_INFO_TABLE:
255 		check_offset = RBIOS16(rdev->bios_header_start + 0x50);
256 		if (check_offset)
257 			offset = check_offset;
258 		break;
259 	case COMBIOS_DYN_CLK_1_TABLE:
260 		check_offset = RBIOS16(rdev->bios_header_start + 0x52);
261 		if (check_offset)
262 			offset = check_offset;
263 		break;
264 	case COMBIOS_RESERVED_MEM_TABLE:
265 		check_offset = RBIOS16(rdev->bios_header_start + 0x54);
266 		if (check_offset)
267 			offset = check_offset;
268 		break;
269 	case COMBIOS_EXT_TMDS_INFO_TABLE:
270 		check_offset = RBIOS16(rdev->bios_header_start + 0x58);
271 		if (check_offset)
272 			offset = check_offset;
273 		break;
274 	case COMBIOS_MEM_CLK_INFO_TABLE:
275 		check_offset = RBIOS16(rdev->bios_header_start + 0x5a);
276 		if (check_offset)
277 			offset = check_offset;
278 		break;
279 	case COMBIOS_EXT_DAC_INFO_TABLE:
280 		check_offset = RBIOS16(rdev->bios_header_start + 0x5c);
281 		if (check_offset)
282 			offset = check_offset;
283 		break;
284 	case COMBIOS_MISC_INFO_TABLE:
285 		check_offset = RBIOS16(rdev->bios_header_start + 0x5e);
286 		if (check_offset)
287 			offset = check_offset;
288 		break;
289 	case COMBIOS_CRT_INFO_TABLE:
290 		check_offset = RBIOS16(rdev->bios_header_start + 0x60);
291 		if (check_offset)
292 			offset = check_offset;
293 		break;
294 	case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
295 		check_offset = RBIOS16(rdev->bios_header_start + 0x62);
296 		if (check_offset)
297 			offset = check_offset;
298 		break;
299 	case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
300 		check_offset = RBIOS16(rdev->bios_header_start + 0x64);
301 		if (check_offset)
302 			offset = check_offset;
303 		break;
304 	case COMBIOS_FAN_SPEED_INFO_TABLE:
305 		check_offset = RBIOS16(rdev->bios_header_start + 0x66);
306 		if (check_offset)
307 			offset = check_offset;
308 		break;
309 	case COMBIOS_OVERDRIVE_INFO_TABLE:
310 		check_offset = RBIOS16(rdev->bios_header_start + 0x68);
311 		if (check_offset)
312 			offset = check_offset;
313 		break;
314 	case COMBIOS_OEM_INFO_TABLE:
315 		check_offset = RBIOS16(rdev->bios_header_start + 0x6a);
316 		if (check_offset)
317 			offset = check_offset;
318 		break;
319 	case COMBIOS_DYN_CLK_2_TABLE:
320 		check_offset = RBIOS16(rdev->bios_header_start + 0x6c);
321 		if (check_offset)
322 			offset = check_offset;
323 		break;
324 	case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
325 		check_offset = RBIOS16(rdev->bios_header_start + 0x6e);
326 		if (check_offset)
327 			offset = check_offset;
328 		break;
329 	case COMBIOS_I2C_INFO_TABLE:
330 		check_offset = RBIOS16(rdev->bios_header_start + 0x70);
331 		if (check_offset)
332 			offset = check_offset;
333 		break;
334 		/* relative offset tables */
335 	case COMBIOS_ASIC_INIT_3_TABLE:	/* offset from misc info */
336 		check_offset =
337 		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
338 		if (check_offset) {
339 			rev = RBIOS8(check_offset);
340 			if (rev > 0) {
341 				check_offset = RBIOS16(check_offset + 0x3);
342 				if (check_offset)
343 					offset = check_offset;
344 			}
345 		}
346 		break;
347 	case COMBIOS_ASIC_INIT_4_TABLE:	/* offset from misc info */
348 		check_offset =
349 		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
350 		if (check_offset) {
351 			rev = RBIOS8(check_offset);
352 			if (rev > 0) {
353 				check_offset = RBIOS16(check_offset + 0x5);
354 				if (check_offset)
355 					offset = check_offset;
356 			}
357 		}
358 		break;
359 	case COMBIOS_DETECTED_MEM_TABLE:	/* offset from misc info */
360 		check_offset =
361 		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
362 		if (check_offset) {
363 			rev = RBIOS8(check_offset);
364 			if (rev > 0) {
365 				check_offset = RBIOS16(check_offset + 0x7);
366 				if (check_offset)
367 					offset = check_offset;
368 			}
369 		}
370 		break;
371 	case COMBIOS_ASIC_INIT_5_TABLE:	/* offset from misc info */
372 		check_offset =
373 		    combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
374 		if (check_offset) {
375 			rev = RBIOS8(check_offset);
376 			if (rev == 2) {
377 				check_offset = RBIOS16(check_offset + 0x9);
378 				if (check_offset)
379 					offset = check_offset;
380 			}
381 		}
382 		break;
383 	case COMBIOS_RAM_RESET_TABLE:	/* offset from mem config */
384 		check_offset =
385 		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
386 		if (check_offset) {
387 			while (RBIOS8(check_offset++));
388 			check_offset += 2;
389 			if (check_offset)
390 				offset = check_offset;
391 		}
392 		break;
393 	case COMBIOS_POWERPLAY_INFO_TABLE:	/* offset from mobile info */
394 		check_offset =
395 		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
396 		if (check_offset) {
397 			check_offset = RBIOS16(check_offset + 0x11);
398 			if (check_offset)
399 				offset = check_offset;
400 		}
401 		break;
402 	case COMBIOS_GPIO_INFO_TABLE:	/* offset from mobile info */
403 		check_offset =
404 		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
405 		if (check_offset) {
406 			check_offset = RBIOS16(check_offset + 0x13);
407 			if (check_offset)
408 				offset = check_offset;
409 		}
410 		break;
411 	case COMBIOS_LCD_DDC_INFO_TABLE:	/* offset from mobile info */
412 		check_offset =
413 		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
414 		if (check_offset) {
415 			check_offset = RBIOS16(check_offset + 0x15);
416 			if (check_offset)
417 				offset = check_offset;
418 		}
419 		break;
420 	case COMBIOS_TMDS_POWER_TABLE:	/* offset from mobile info */
421 		check_offset =
422 		    combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
423 		if (check_offset) {
424 			check_offset = RBIOS16(check_offset + 0x17);
425 			if (check_offset)
426 				offset = check_offset;
427 		}
428 		break;
429 	case COMBIOS_TMDS_POWER_ON_TABLE:	/* offset from tmds power */
430 		check_offset =
431 		    combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
432 		if (check_offset) {
433 			check_offset = RBIOS16(check_offset + 0x2);
434 			if (check_offset)
435 				offset = check_offset;
436 		}
437 		break;
438 	case COMBIOS_TMDS_POWER_OFF_TABLE:	/* offset from tmds power */
439 		check_offset =
440 		    combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
441 		if (check_offset) {
442 			check_offset = RBIOS16(check_offset + 0x4);
443 			if (check_offset)
444 				offset = check_offset;
445 		}
446 		break;
447 	default:
448 		break;
449 	}
450 
451 	return offset;
452 
453 }
454 
radeon_combios_check_hardcoded_edid(struct radeon_device * rdev)455 bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
456 {
457 	int edid_info, size;
458 	struct edid *edid;
459 	unsigned char *raw;
460 	edid_info = combios_get_table_offset(rdev->ddev, COMBIOS_HARDCODED_EDID_TABLE);
461 	if (!edid_info)
462 		return false;
463 
464 	raw = rdev->bios + edid_info;
465 	size = EDID_LENGTH * (raw[0x7e] + 1);
466 	edid = malloc(size, DRM_MEM_KMS, M_NOWAIT);
467 	if (edid == NULL)
468 		return false;
469 
470 	memcpy((unsigned char *)edid, raw, size);
471 
472 	if (!drm_edid_is_valid(edid)) {
473 		free(edid, DRM_MEM_KMS);
474 		return false;
475 	}
476 
477 	rdev->mode_info.bios_hardcoded_edid = edid;
478 	rdev->mode_info.bios_hardcoded_edid_size = size;
479 	return true;
480 }
481 
482 /* this is used for atom LCDs as well */
483 struct edid *
radeon_bios_get_hardcoded_edid(struct radeon_device * rdev)484 radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
485 {
486 	struct edid *edid;
487 
488 	if (rdev->mode_info.bios_hardcoded_edid) {
489 		edid = malloc(rdev->mode_info.bios_hardcoded_edid_size,
490 		    DRM_MEM_KMS, M_NOWAIT);
491 		if (edid) {
492 			memcpy((unsigned char *)edid,
493 			       (unsigned char *)rdev->mode_info.bios_hardcoded_edid,
494 			       rdev->mode_info.bios_hardcoded_edid_size);
495 			return edid;
496 		}
497 	}
498 	return NULL;
499 }
500 
combios_setup_i2c_bus(struct radeon_device * rdev,enum radeon_combios_ddc ddc,u32 clk_mask,u32 data_mask)501 static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
502 						       enum radeon_combios_ddc ddc,
503 						       u32 clk_mask,
504 						       u32 data_mask)
505 {
506 	struct radeon_i2c_bus_rec i2c;
507 	int ddc_line = 0;
508 
509 	/* ddc id            = mask reg
510 	 * DDC_NONE_DETECTED = none
511 	 * DDC_DVI           = RADEON_GPIO_DVI_DDC
512 	 * DDC_VGA           = RADEON_GPIO_VGA_DDC
513 	 * DDC_LCD           = RADEON_GPIOPAD_MASK
514 	 * DDC_GPIO          = RADEON_MDGPIO_MASK
515 	 * r1xx
516 	 * DDC_MONID         = RADEON_GPIO_MONID
517 	 * DDC_CRT2          = RADEON_GPIO_CRT2_DDC
518 	 * r200
519 	 * DDC_MONID         = RADEON_GPIO_MONID
520 	 * DDC_CRT2          = RADEON_GPIO_DVI_DDC
521 	 * r300/r350
522 	 * DDC_MONID         = RADEON_GPIO_DVI_DDC
523 	 * DDC_CRT2          = RADEON_GPIO_DVI_DDC
524 	 * rv2xx/rv3xx
525 	 * DDC_MONID         = RADEON_GPIO_MONID
526 	 * DDC_CRT2          = RADEON_GPIO_MONID
527 	 * rs3xx/rs4xx
528 	 * DDC_MONID         = RADEON_GPIOPAD_MASK
529 	 * DDC_CRT2          = RADEON_GPIO_MONID
530 	 */
531 	switch (ddc) {
532 	case DDC_NONE_DETECTED:
533 	default:
534 		ddc_line = 0;
535 		break;
536 	case DDC_DVI:
537 		ddc_line = RADEON_GPIO_DVI_DDC;
538 		break;
539 	case DDC_VGA:
540 		ddc_line = RADEON_GPIO_VGA_DDC;
541 		break;
542 	case DDC_LCD:
543 		ddc_line = RADEON_GPIOPAD_MASK;
544 		break;
545 	case DDC_GPIO:
546 		ddc_line = RADEON_MDGPIO_MASK;
547 		break;
548 	case DDC_MONID:
549 		if (rdev->family == CHIP_RS300 ||
550 		    rdev->family == CHIP_RS400 ||
551 		    rdev->family == CHIP_RS480)
552 			ddc_line = RADEON_GPIOPAD_MASK;
553 		else if (rdev->family == CHIP_R300 ||
554 			 rdev->family == CHIP_R350) {
555 			ddc_line = RADEON_GPIO_DVI_DDC;
556 			ddc = DDC_DVI;
557 		} else
558 			ddc_line = RADEON_GPIO_MONID;
559 		break;
560 	case DDC_CRT2:
561 		if (rdev->family == CHIP_R200 ||
562 		    rdev->family == CHIP_R300 ||
563 		    rdev->family == CHIP_R350) {
564 			ddc_line = RADEON_GPIO_DVI_DDC;
565 			ddc = DDC_DVI;
566 		} else if (rdev->family == CHIP_RS300 ||
567 			   rdev->family == CHIP_RS400 ||
568 			   rdev->family == CHIP_RS480)
569 			ddc_line = RADEON_GPIO_MONID;
570 		else if (rdev->family >= CHIP_RV350) {
571 			ddc_line = RADEON_GPIO_MONID;
572 			ddc = DDC_MONID;
573 		} else
574 			ddc_line = RADEON_GPIO_CRT2_DDC;
575 		break;
576 	}
577 
578 	if (ddc_line == RADEON_GPIOPAD_MASK) {
579 		i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
580 		i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
581 		i2c.a_clk_reg = RADEON_GPIOPAD_A;
582 		i2c.a_data_reg = RADEON_GPIOPAD_A;
583 		i2c.en_clk_reg = RADEON_GPIOPAD_EN;
584 		i2c.en_data_reg = RADEON_GPIOPAD_EN;
585 		i2c.y_clk_reg = RADEON_GPIOPAD_Y;
586 		i2c.y_data_reg = RADEON_GPIOPAD_Y;
587 	} else if (ddc_line == RADEON_MDGPIO_MASK) {
588 		i2c.mask_clk_reg = RADEON_MDGPIO_MASK;
589 		i2c.mask_data_reg = RADEON_MDGPIO_MASK;
590 		i2c.a_clk_reg = RADEON_MDGPIO_A;
591 		i2c.a_data_reg = RADEON_MDGPIO_A;
592 		i2c.en_clk_reg = RADEON_MDGPIO_EN;
593 		i2c.en_data_reg = RADEON_MDGPIO_EN;
594 		i2c.y_clk_reg = RADEON_MDGPIO_Y;
595 		i2c.y_data_reg = RADEON_MDGPIO_Y;
596 	} else {
597 		i2c.mask_clk_reg = ddc_line;
598 		i2c.mask_data_reg = ddc_line;
599 		i2c.a_clk_reg = ddc_line;
600 		i2c.a_data_reg = ddc_line;
601 		i2c.en_clk_reg = ddc_line;
602 		i2c.en_data_reg = ddc_line;
603 		i2c.y_clk_reg = ddc_line;
604 		i2c.y_data_reg = ddc_line;
605 	}
606 
607 	if (clk_mask && data_mask) {
608 		/* system specific masks */
609 		i2c.mask_clk_mask = clk_mask;
610 		i2c.mask_data_mask = data_mask;
611 		i2c.a_clk_mask = clk_mask;
612 		i2c.a_data_mask = data_mask;
613 		i2c.en_clk_mask = clk_mask;
614 		i2c.en_data_mask = data_mask;
615 		i2c.y_clk_mask = clk_mask;
616 		i2c.y_data_mask = data_mask;
617 	} else if ((ddc_line == RADEON_GPIOPAD_MASK) ||
618 		   (ddc_line == RADEON_MDGPIO_MASK)) {
619 		/* default gpiopad masks */
620 		i2c.mask_clk_mask = (0x20 << 8);
621 		i2c.mask_data_mask = 0x80;
622 		i2c.a_clk_mask = (0x20 << 8);
623 		i2c.a_data_mask = 0x80;
624 		i2c.en_clk_mask = (0x20 << 8);
625 		i2c.en_data_mask = 0x80;
626 		i2c.y_clk_mask = (0x20 << 8);
627 		i2c.y_data_mask = 0x80;
628 	} else {
629 		/* default masks for ddc pads */
630 		i2c.mask_clk_mask = RADEON_GPIO_MASK_1;
631 		i2c.mask_data_mask = RADEON_GPIO_MASK_0;
632 		i2c.a_clk_mask = RADEON_GPIO_A_1;
633 		i2c.a_data_mask = RADEON_GPIO_A_0;
634 		i2c.en_clk_mask = RADEON_GPIO_EN_1;
635 		i2c.en_data_mask = RADEON_GPIO_EN_0;
636 		i2c.y_clk_mask = RADEON_GPIO_Y_1;
637 		i2c.y_data_mask = RADEON_GPIO_Y_0;
638 	}
639 
640 	switch (rdev->family) {
641 	case CHIP_R100:
642 	case CHIP_RV100:
643 	case CHIP_RS100:
644 	case CHIP_RV200:
645 	case CHIP_RS200:
646 	case CHIP_RS300:
647 		switch (ddc_line) {
648 		case RADEON_GPIO_DVI_DDC:
649 			i2c.hw_capable = true;
650 			break;
651 		default:
652 			i2c.hw_capable = false;
653 			break;
654 		}
655 		break;
656 	case CHIP_R200:
657 		switch (ddc_line) {
658 		case RADEON_GPIO_DVI_DDC:
659 		case RADEON_GPIO_MONID:
660 			i2c.hw_capable = true;
661 			break;
662 		default:
663 			i2c.hw_capable = false;
664 			break;
665 		}
666 		break;
667 	case CHIP_RV250:
668 	case CHIP_RV280:
669 		switch (ddc_line) {
670 		case RADEON_GPIO_VGA_DDC:
671 		case RADEON_GPIO_DVI_DDC:
672 		case RADEON_GPIO_CRT2_DDC:
673 			i2c.hw_capable = true;
674 			break;
675 		default:
676 			i2c.hw_capable = false;
677 			break;
678 		}
679 		break;
680 	case CHIP_R300:
681 	case CHIP_R350:
682 		switch (ddc_line) {
683 		case RADEON_GPIO_VGA_DDC:
684 		case RADEON_GPIO_DVI_DDC:
685 			i2c.hw_capable = true;
686 			break;
687 		default:
688 			i2c.hw_capable = false;
689 			break;
690 		}
691 		break;
692 	case CHIP_RV350:
693 	case CHIP_RV380:
694 	case CHIP_RS400:
695 	case CHIP_RS480:
696 		switch (ddc_line) {
697 		case RADEON_GPIO_VGA_DDC:
698 		case RADEON_GPIO_DVI_DDC:
699 			i2c.hw_capable = true;
700 			break;
701 		case RADEON_GPIO_MONID:
702 			/* hw i2c on RADEON_GPIO_MONID doesn't seem to work
703 			 * reliably on some pre-r4xx hardware; not sure why.
704 			 */
705 			i2c.hw_capable = false;
706 			break;
707 		default:
708 			i2c.hw_capable = false;
709 			break;
710 		}
711 		break;
712 	default:
713 		i2c.hw_capable = false;
714 		break;
715 	}
716 	i2c.mm_i2c = false;
717 
718 	i2c.i2c_id = ddc;
719 	i2c.hpd = RADEON_HPD_NONE;
720 
721 	if (ddc_line)
722 		i2c.valid = true;
723 	else
724 		i2c.valid = false;
725 
726 	return i2c;
727 }
728 
radeon_combios_get_i2c_info_from_table(struct radeon_device * rdev)729 static struct radeon_i2c_bus_rec radeon_combios_get_i2c_info_from_table(struct radeon_device *rdev)
730 {
731 	struct drm_device *dev = rdev->ddev;
732 	struct radeon_i2c_bus_rec i2c;
733 	u16 offset;
734 	u8 id, blocks, clk, data;
735 	int i;
736 
737 	i2c.valid = false;
738 
739 	offset = combios_get_table_offset(dev, COMBIOS_I2C_INFO_TABLE);
740 	if (offset) {
741 		blocks = RBIOS8(offset + 2);
742 		for (i = 0; i < blocks; i++) {
743 			id = RBIOS8(offset + 3 + (i * 5) + 0);
744 			if (id == 136) {
745 				clk = RBIOS8(offset + 3 + (i * 5) + 3);
746 				data = RBIOS8(offset + 3 + (i * 5) + 4);
747 				/* gpiopad */
748 				i2c = combios_setup_i2c_bus(rdev, DDC_MONID,
749 							    (1 << clk), (1 << data));
750 				break;
751 			}
752 		}
753 	}
754 	return i2c;
755 }
756 
radeon_combios_i2c_init(struct radeon_device * rdev)757 void radeon_combios_i2c_init(struct radeon_device *rdev)
758 {
759 	struct drm_device *dev = rdev->ddev;
760 	struct radeon_i2c_bus_rec i2c;
761 
762 	/* actual hw pads
763 	 * r1xx/rs2xx/rs3xx
764 	 * 0x60, 0x64, 0x68, 0x6c, gpiopads, mm
765 	 * r200
766 	 * 0x60, 0x64, 0x68, mm
767 	 * r300/r350
768 	 * 0x60, 0x64, mm
769 	 * rv2xx/rv3xx/rs4xx
770 	 * 0x60, 0x64, 0x68, gpiopads, mm
771 	 */
772 
773 	/* 0x60 */
774 	i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
775 	rdev->i2c_bus[0] = radeon_i2c_create(dev, &i2c, "DVI_DDC");
776 	/* 0x64 */
777 	i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
778 	rdev->i2c_bus[1] = radeon_i2c_create(dev, &i2c, "VGA_DDC");
779 
780 	/* mm i2c */
781 	i2c.valid = true;
782 	i2c.hw_capable = true;
783 	i2c.mm_i2c = true;
784 	i2c.i2c_id = 0xa0;
785 	rdev->i2c_bus[2] = radeon_i2c_create(dev, &i2c, "MM_I2C");
786 
787 	if (rdev->family == CHIP_R300 ||
788 	    rdev->family == CHIP_R350) {
789 		/* only 2 sw i2c pads */
790 	} else if (rdev->family == CHIP_RS300 ||
791 		   rdev->family == CHIP_RS400 ||
792 		   rdev->family == CHIP_RS480) {
793 		/* 0x68 */
794 		i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
795 		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
796 
797 		/* gpiopad */
798 		i2c = radeon_combios_get_i2c_info_from_table(rdev);
799 		if (i2c.valid)
800 			rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "GPIOPAD_MASK");
801 	} else if ((rdev->family == CHIP_R200) ||
802 		   (rdev->family >= CHIP_R300)) {
803 		/* 0x68 */
804 		i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
805 		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
806 	} else {
807 		/* 0x68 */
808 		i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
809 		rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
810 		/* 0x6c */
811 		i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
812 		rdev->i2c_bus[4] = radeon_i2c_create(dev, &i2c, "CRT2_DDC");
813 	}
814 }
815 
radeon_combios_get_clock_info(struct drm_device * dev)816 bool radeon_combios_get_clock_info(struct drm_device *dev)
817 {
818 	struct radeon_device *rdev = dev->dev_private;
819 	uint16_t pll_info;
820 	struct radeon_pll *p1pll = &rdev->clock.p1pll;
821 	struct radeon_pll *p2pll = &rdev->clock.p2pll;
822 	struct radeon_pll *spll = &rdev->clock.spll;
823 	struct radeon_pll *mpll = &rdev->clock.mpll;
824 	int8_t rev;
825 	uint16_t sclk, mclk;
826 
827 	pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
828 	if (pll_info) {
829 		rev = RBIOS8(pll_info);
830 
831 		/* pixel clocks */
832 		p1pll->reference_freq = RBIOS16(pll_info + 0xe);
833 		p1pll->reference_div = RBIOS16(pll_info + 0x10);
834 		p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
835 		p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
836 		p1pll->lcd_pll_out_min = p1pll->pll_out_min;
837 		p1pll->lcd_pll_out_max = p1pll->pll_out_max;
838 
839 		if (rev > 9) {
840 			p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
841 			p1pll->pll_in_max = RBIOS32(pll_info + 0x3a);
842 		} else {
843 			p1pll->pll_in_min = 40;
844 			p1pll->pll_in_max = 500;
845 		}
846 		*p2pll = *p1pll;
847 
848 		/* system clock */
849 		spll->reference_freq = RBIOS16(pll_info + 0x1a);
850 		spll->reference_div = RBIOS16(pll_info + 0x1c);
851 		spll->pll_out_min = RBIOS32(pll_info + 0x1e);
852 		spll->pll_out_max = RBIOS32(pll_info + 0x22);
853 
854 		if (rev > 10) {
855 			spll->pll_in_min = RBIOS32(pll_info + 0x48);
856 			spll->pll_in_max = RBIOS32(pll_info + 0x4c);
857 		} else {
858 			/* ??? */
859 			spll->pll_in_min = 40;
860 			spll->pll_in_max = 500;
861 		}
862 
863 		/* memory clock */
864 		mpll->reference_freq = RBIOS16(pll_info + 0x26);
865 		mpll->reference_div = RBIOS16(pll_info + 0x28);
866 		mpll->pll_out_min = RBIOS32(pll_info + 0x2a);
867 		mpll->pll_out_max = RBIOS32(pll_info + 0x2e);
868 
869 		if (rev > 10) {
870 			mpll->pll_in_min = RBIOS32(pll_info + 0x5a);
871 			mpll->pll_in_max = RBIOS32(pll_info + 0x5e);
872 		} else {
873 			/* ??? */
874 			mpll->pll_in_min = 40;
875 			mpll->pll_in_max = 500;
876 		}
877 
878 		/* default sclk/mclk */
879 		sclk = RBIOS16(pll_info + 0xa);
880 		mclk = RBIOS16(pll_info + 0x8);
881 		if (sclk == 0)
882 			sclk = 200 * 100;
883 		if (mclk == 0)
884 			mclk = 200 * 100;
885 
886 		rdev->clock.default_sclk = sclk;
887 		rdev->clock.default_mclk = mclk;
888 
889 		if (RBIOS32(pll_info + 0x16))
890 			rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16);
891 		else
892 			rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */
893 
894 		return true;
895 	}
896 	return false;
897 }
898 
radeon_combios_sideport_present(struct radeon_device * rdev)899 bool radeon_combios_sideport_present(struct radeon_device *rdev)
900 {
901 	struct drm_device *dev = rdev->ddev;
902 	u16 igp_info;
903 
904 	/* sideport is AMD only */
905 	if (rdev->family == CHIP_RS400)
906 		return false;
907 
908 	igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
909 
910 	if (igp_info) {
911 		if (RBIOS16(igp_info + 0x4))
912 			return true;
913 	}
914 	return false;
915 }
916 
917 static const uint32_t default_primarydac_adj[CHIP_LAST] = {
918 	0x00000808,		/* r100  */
919 	0x00000808,		/* rv100 */
920 	0x00000808,		/* rs100 */
921 	0x00000808,		/* rv200 */
922 	0x00000808,		/* rs200 */
923 	0x00000808,		/* r200  */
924 	0x00000808,		/* rv250 */
925 	0x00000000,		/* rs300 */
926 	0x00000808,		/* rv280 */
927 	0x00000808,		/* r300  */
928 	0x00000808,		/* r350  */
929 	0x00000808,		/* rv350 */
930 	0x00000808,		/* rv380 */
931 	0x00000808,		/* r420  */
932 	0x00000808,		/* r423  */
933 	0x00000808,		/* rv410 */
934 	0x00000000,		/* rs400 */
935 	0x00000000,		/* rs480 */
936 };
937 
radeon_legacy_get_primary_dac_info_from_table(struct radeon_device * rdev,struct radeon_encoder_primary_dac * p_dac)938 static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
939 							  struct radeon_encoder_primary_dac *p_dac)
940 {
941 	p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
942 	return;
943 }
944 
radeon_combios_get_primary_dac_info(struct radeon_encoder * encoder)945 struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
946 								       radeon_encoder
947 								       *encoder)
948 {
949 	struct drm_device *dev = encoder->base.dev;
950 	struct radeon_device *rdev = dev->dev_private;
951 	uint16_t dac_info;
952 	uint8_t rev, bg, dac;
953 	struct radeon_encoder_primary_dac *p_dac = NULL;
954 	int found = 0;
955 
956 	p_dac = malloc(sizeof(struct radeon_encoder_primary_dac),
957 			DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
958 
959 	if (!p_dac)
960 		return NULL;
961 
962 	/* check CRT table */
963 	dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
964 	if (dac_info) {
965 		rev = RBIOS8(dac_info) & 0x3;
966 		if (rev < 2) {
967 			bg = RBIOS8(dac_info + 0x2) & 0xf;
968 			dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf;
969 			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
970 		} else {
971 			bg = RBIOS8(dac_info + 0x2) & 0xf;
972 			dac = RBIOS8(dac_info + 0x3) & 0xf;
973 			p_dac->ps2_pdac_adj = (bg << 8) | (dac);
974 		}
975 		/* if the values are all zeros, use the table */
976 		if (p_dac->ps2_pdac_adj)
977 			found = 1;
978 	}
979 
980 	/* quirks */
981 	/* Radeon 9100 (R200) */
982 	if ((dev->pci_device == 0x514D) &&
983 	    (dev->pci_subvendor == 0x174B) &&
984 	    (dev->pci_subdevice == 0x7149)) {
985 		/* vbios value is bad, use the default */
986 		found = 0;
987 	}
988 
989 	if (!found) /* fallback to defaults */
990 		radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
991 
992 	return p_dac;
993 }
994 
995 enum radeon_tv_std
radeon_combios_get_tv_info(struct radeon_device * rdev)996 radeon_combios_get_tv_info(struct radeon_device *rdev)
997 {
998 	struct drm_device *dev = rdev->ddev;
999 	uint16_t tv_info;
1000 	enum radeon_tv_std tv_std = TV_STD_NTSC;
1001 
1002 	tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
1003 	if (tv_info) {
1004 		if (RBIOS8(tv_info + 6) == 'T') {
1005 			switch (RBIOS8(tv_info + 7) & 0xf) {
1006 			case 1:
1007 				tv_std = TV_STD_NTSC;
1008 				DRM_DEBUG_KMS("Default TV standard: NTSC\n");
1009 				break;
1010 			case 2:
1011 				tv_std = TV_STD_PAL;
1012 				DRM_DEBUG_KMS("Default TV standard: PAL\n");
1013 				break;
1014 			case 3:
1015 				tv_std = TV_STD_PAL_M;
1016 				DRM_DEBUG_KMS("Default TV standard: PAL-M\n");
1017 				break;
1018 			case 4:
1019 				tv_std = TV_STD_PAL_60;
1020 				DRM_DEBUG_KMS("Default TV standard: PAL-60\n");
1021 				break;
1022 			case 5:
1023 				tv_std = TV_STD_NTSC_J;
1024 				DRM_DEBUG_KMS("Default TV standard: NTSC-J\n");
1025 				break;
1026 			case 6:
1027 				tv_std = TV_STD_SCART_PAL;
1028 				DRM_DEBUG_KMS("Default TV standard: SCART-PAL\n");
1029 				break;
1030 			default:
1031 				tv_std = TV_STD_NTSC;
1032 				DRM_DEBUG_KMS
1033 				    ("Unknown TV standard; defaulting to NTSC\n");
1034 				break;
1035 			}
1036 
1037 			switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) {
1038 			case 0:
1039 				DRM_DEBUG_KMS("29.498928713 MHz TV ref clk\n");
1040 				break;
1041 			case 1:
1042 				DRM_DEBUG_KMS("28.636360000 MHz TV ref clk\n");
1043 				break;
1044 			case 2:
1045 				DRM_DEBUG_KMS("14.318180000 MHz TV ref clk\n");
1046 				break;
1047 			case 3:
1048 				DRM_DEBUG_KMS("27.000000000 MHz TV ref clk\n");
1049 				break;
1050 			default:
1051 				break;
1052 			}
1053 		}
1054 	}
1055 	return tv_std;
1056 }
1057 
1058 static const uint32_t default_tvdac_adj[CHIP_LAST] = {
1059 	0x00000000,		/* r100  */
1060 	0x00280000,		/* rv100 */
1061 	0x00000000,		/* rs100 */
1062 	0x00880000,		/* rv200 */
1063 	0x00000000,		/* rs200 */
1064 	0x00000000,		/* r200  */
1065 	0x00770000,		/* rv250 */
1066 	0x00290000,		/* rs300 */
1067 	0x00560000,		/* rv280 */
1068 	0x00780000,		/* r300  */
1069 	0x00770000,		/* r350  */
1070 	0x00780000,		/* rv350 */
1071 	0x00780000,		/* rv380 */
1072 	0x01080000,		/* r420  */
1073 	0x01080000,		/* r423  */
1074 	0x01080000,		/* rv410 */
1075 	0x00780000,		/* rs400 */
1076 	0x00780000,		/* rs480 */
1077 };
1078 
radeon_legacy_get_tv_dac_info_from_table(struct radeon_device * rdev,struct radeon_encoder_tv_dac * tv_dac)1079 static void radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev,
1080 						     struct radeon_encoder_tv_dac *tv_dac)
1081 {
1082 	tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family];
1083 	if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250))
1084 		tv_dac->ps2_tvdac_adj = 0x00880000;
1085 	tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1086 	tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1087 	return;
1088 }
1089 
radeon_combios_get_tv_dac_info(struct radeon_encoder * encoder)1090 struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
1091 							     radeon_encoder
1092 							     *encoder)
1093 {
1094 	struct drm_device *dev = encoder->base.dev;
1095 	struct radeon_device *rdev = dev->dev_private;
1096 	uint16_t dac_info;
1097 	uint8_t rev, bg, dac;
1098 	struct radeon_encoder_tv_dac *tv_dac = NULL;
1099 	int found = 0;
1100 
1101 	tv_dac = malloc(sizeof(struct radeon_encoder_tv_dac),
1102 	    DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
1103 	if (!tv_dac)
1104 		return NULL;
1105 
1106 	/* first check TV table */
1107 	dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
1108 	if (dac_info) {
1109 		rev = RBIOS8(dac_info + 0x3);
1110 		if (rev > 4) {
1111 			bg = RBIOS8(dac_info + 0xc) & 0xf;
1112 			dac = RBIOS8(dac_info + 0xd) & 0xf;
1113 			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1114 
1115 			bg = RBIOS8(dac_info + 0xe) & 0xf;
1116 			dac = RBIOS8(dac_info + 0xf) & 0xf;
1117 			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1118 
1119 			bg = RBIOS8(dac_info + 0x10) & 0xf;
1120 			dac = RBIOS8(dac_info + 0x11) & 0xf;
1121 			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1122 			/* if the values are all zeros, use the table */
1123 			if (tv_dac->ps2_tvdac_adj)
1124 				found = 1;
1125 		} else if (rev > 1) {
1126 			bg = RBIOS8(dac_info + 0xc) & 0xf;
1127 			dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
1128 			tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20);
1129 
1130 			bg = RBIOS8(dac_info + 0xd) & 0xf;
1131 			dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf;
1132 			tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20);
1133 
1134 			bg = RBIOS8(dac_info + 0xe) & 0xf;
1135 			dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
1136 			tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
1137 			/* if the values are all zeros, use the table */
1138 			if (tv_dac->ps2_tvdac_adj)
1139 				found = 1;
1140 		}
1141 		tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
1142 	}
1143 	if (!found) {
1144 		/* then check CRT table */
1145 		dac_info =
1146 		    combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
1147 		if (dac_info) {
1148 			rev = RBIOS8(dac_info) & 0x3;
1149 			if (rev < 2) {
1150 				bg = RBIOS8(dac_info + 0x3) & 0xf;
1151 				dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf;
1152 				tv_dac->ps2_tvdac_adj =
1153 				    (bg << 16) | (dac << 20);
1154 				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1155 				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1156 				/* if the values are all zeros, use the table */
1157 				if (tv_dac->ps2_tvdac_adj)
1158 					found = 1;
1159 			} else {
1160 				bg = RBIOS8(dac_info + 0x4) & 0xf;
1161 				dac = RBIOS8(dac_info + 0x5) & 0xf;
1162 				tv_dac->ps2_tvdac_adj =
1163 				    (bg << 16) | (dac << 20);
1164 				tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
1165 				tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
1166 				/* if the values are all zeros, use the table */
1167 				if (tv_dac->ps2_tvdac_adj)
1168 					found = 1;
1169 			}
1170 		} else {
1171 			DRM_INFO("No TV DAC info found in BIOS\n");
1172 		}
1173 	}
1174 
1175 	if (!found) /* fallback to defaults */
1176 		radeon_legacy_get_tv_dac_info_from_table(rdev, tv_dac);
1177 
1178 	return tv_dac;
1179 }
1180 
radeon_legacy_get_lvds_info_from_regs(struct radeon_device * rdev)1181 static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
1182 									 radeon_device
1183 									 *rdev)
1184 {
1185 	struct radeon_encoder_lvds *lvds = NULL;
1186 	uint32_t fp_vert_stretch, fp_horz_stretch;
1187 	uint32_t ppll_div_sel, ppll_val;
1188 	uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
1189 
1190 	lvds = malloc(sizeof(struct radeon_encoder_lvds),
1191 	    DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
1192 
1193 	if (!lvds)
1194 		return NULL;
1195 
1196 	fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH);
1197 	fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH);
1198 
1199 	/* These should be fail-safe defaults, fingers crossed */
1200 	lvds->panel_pwr_delay = 200;
1201 	lvds->panel_vcc_delay = 2000;
1202 
1203 	lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
1204 	lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf;
1205 	lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
1206 
1207 	if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
1208 		lvds->native_mode.vdisplay =
1209 		    ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
1210 		     RADEON_VERT_PANEL_SHIFT) + 1;
1211 	else
1212 		lvds->native_mode.vdisplay =
1213 		    (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
1214 
1215 	if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
1216 		lvds->native_mode.hdisplay =
1217 		    (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
1218 		      RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
1219 	else
1220 		lvds->native_mode.hdisplay =
1221 		    ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
1222 
1223 	if ((lvds->native_mode.hdisplay < 640) ||
1224 	    (lvds->native_mode.vdisplay < 480)) {
1225 		lvds->native_mode.hdisplay = 640;
1226 		lvds->native_mode.vdisplay = 480;
1227 	}
1228 
1229 	ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
1230 	ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel);
1231 	if ((ppll_val & 0x000707ff) == 0x1bb)
1232 		lvds->use_bios_dividers = false;
1233 	else {
1234 		lvds->panel_ref_divider =
1235 		    RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
1236 		lvds->panel_post_divider = (ppll_val >> 16) & 0x7;
1237 		lvds->panel_fb_divider = ppll_val & 0x7ff;
1238 
1239 		if ((lvds->panel_ref_divider != 0) &&
1240 		    (lvds->panel_fb_divider > 3))
1241 			lvds->use_bios_dividers = true;
1242 	}
1243 	lvds->panel_vcc_delay = 200;
1244 
1245 	DRM_INFO("Panel info derived from registers\n");
1246 	DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1247 		 lvds->native_mode.vdisplay);
1248 
1249 	return lvds;
1250 }
1251 
radeon_combios_get_lvds_info(struct radeon_encoder * encoder)1252 struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
1253 							 *encoder)
1254 {
1255 	struct drm_device *dev = encoder->base.dev;
1256 	struct radeon_device *rdev = dev->dev_private;
1257 	uint16_t lcd_info;
1258 	uint32_t panel_setup;
1259 	char stmp[30];
1260 	int tmp, i;
1261 	struct radeon_encoder_lvds *lvds = NULL;
1262 
1263 	lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
1264 
1265 	if (lcd_info) {
1266 		lvds = malloc(sizeof(struct radeon_encoder_lvds),
1267 		    DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
1268 
1269 		if (!lvds)
1270 			return NULL;
1271 
1272 		for (i = 0; i < 24; i++)
1273 			stmp[i] = RBIOS8(lcd_info + i + 1);
1274 		stmp[24] = 0;
1275 
1276 		DRM_INFO("Panel ID String: %s\n", stmp);
1277 
1278 		lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
1279 		lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
1280 
1281 		DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
1282 			 lvds->native_mode.vdisplay);
1283 
1284 		lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
1285 		lvds->panel_vcc_delay = min_t(u16, lvds->panel_vcc_delay, 2000);
1286 
1287 		lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24);
1288 		lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf;
1289 		lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf;
1290 
1291 		lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e);
1292 		lvds->panel_post_divider = RBIOS8(lcd_info + 0x30);
1293 		lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31);
1294 		if ((lvds->panel_ref_divider != 0) &&
1295 		    (lvds->panel_fb_divider > 3))
1296 			lvds->use_bios_dividers = true;
1297 
1298 		panel_setup = RBIOS32(lcd_info + 0x39);
1299 		lvds->lvds_gen_cntl = 0xff00;
1300 		if (panel_setup & 0x1)
1301 			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
1302 
1303 		if ((panel_setup >> 4) & 0x1)
1304 			lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
1305 
1306 		switch ((panel_setup >> 8) & 0x7) {
1307 		case 0:
1308 			lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
1309 			break;
1310 		case 1:
1311 			lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
1312 			break;
1313 		case 2:
1314 			lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
1315 			break;
1316 		default:
1317 			break;
1318 		}
1319 
1320 		if ((panel_setup >> 16) & 0x1)
1321 			lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
1322 
1323 		if ((panel_setup >> 17) & 0x1)
1324 			lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
1325 
1326 		if ((panel_setup >> 18) & 0x1)
1327 			lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
1328 
1329 		if ((panel_setup >> 23) & 0x1)
1330 			lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
1331 
1332 		lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000);
1333 
1334 		for (i = 0; i < 32; i++) {
1335 			tmp = RBIOS16(lcd_info + 64 + i * 2);
1336 			if (tmp == 0)
1337 				break;
1338 
1339 			if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
1340 			    (RBIOS16(tmp + 2) == lvds->native_mode.vdisplay)) {
1341 				lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1342 					(RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8;
1343 				lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1344 					(RBIOS16(tmp + 21) - RBIOS16(tmp + 19) - 1) * 8;
1345 				lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1346 					(RBIOS8(tmp + 23) * 8);
1347 
1348 				lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1349 					(RBIOS16(tmp + 24) - RBIOS16(tmp + 26));
1350 				lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1351 					((RBIOS16(tmp + 28) & 0x7ff) - RBIOS16(tmp + 26));
1352 				lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1353 					((RBIOS16(tmp + 28) & 0xf800) >> 11);
1354 
1355 				lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
1356 				lvds->native_mode.flags = 0;
1357 				/* set crtc values */
1358 				drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1359 
1360 			}
1361 		}
1362 	} else {
1363 		DRM_INFO("No panel info found in BIOS\n");
1364 		lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
1365 	}
1366 
1367 	if (lvds)
1368 		encoder->native_mode = lvds->native_mode;
1369 	return lvds;
1370 }
1371 
1372 static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
1373 	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R100  */
1374 	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV100 */
1375 	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS100 */
1376 	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RV200 */
1377 	{{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_RS200 */
1378 	{{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}},	/* CHIP_R200  */
1379 	{{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}},	/* CHIP_RV250 */
1380 	{{0, 0}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RS300 */
1381 	{{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}},	/* CHIP_RV280 */
1382 	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R300  */
1383 	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R350  */
1384 	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV350 */
1385 	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RV380 */
1386 	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R420  */
1387 	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_R423  */
1388 	{{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}},	/* CHIP_RV410 */
1389 	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS400 */
1390 	{ {0, 0}, {0, 0}, {0, 0}, {0, 0} },	/* CHIP_RS480 */
1391 };
1392 
radeon_legacy_get_tmds_info_from_table(struct radeon_encoder * encoder,struct radeon_encoder_int_tmds * tmds)1393 bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
1394 					    struct radeon_encoder_int_tmds *tmds)
1395 {
1396 	struct drm_device *dev = encoder->base.dev;
1397 	struct radeon_device *rdev = dev->dev_private;
1398 	int i;
1399 
1400 	for (i = 0; i < 4; i++) {
1401 		tmds->tmds_pll[i].value =
1402 			default_tmds_pll[rdev->family][i].value;
1403 		tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
1404 	}
1405 
1406 	return true;
1407 }
1408 
radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder * encoder,struct radeon_encoder_int_tmds * tmds)1409 bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
1410 					      struct radeon_encoder_int_tmds *tmds)
1411 {
1412 	struct drm_device *dev = encoder->base.dev;
1413 	struct radeon_device *rdev = dev->dev_private;
1414 	uint16_t tmds_info;
1415 	int i, n;
1416 	uint8_t ver;
1417 
1418 	tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
1419 
1420 	if (tmds_info) {
1421 		ver = RBIOS8(tmds_info);
1422 		DRM_DEBUG_KMS("DFP table revision: %d\n", ver);
1423 		if (ver == 3) {
1424 			n = RBIOS8(tmds_info + 5) + 1;
1425 			if (n > 4)
1426 				n = 4;
1427 			for (i = 0; i < n; i++) {
1428 				tmds->tmds_pll[i].value =
1429 				    RBIOS32(tmds_info + i * 10 + 0x08);
1430 				tmds->tmds_pll[i].freq =
1431 				    RBIOS16(tmds_info + i * 10 + 0x10);
1432 				DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1433 					  tmds->tmds_pll[i].freq,
1434 					  tmds->tmds_pll[i].value);
1435 			}
1436 		} else if (ver == 4) {
1437 			int stride = 0;
1438 			n = RBIOS8(tmds_info + 5) + 1;
1439 			if (n > 4)
1440 				n = 4;
1441 			for (i = 0; i < n; i++) {
1442 				tmds->tmds_pll[i].value =
1443 				    RBIOS32(tmds_info + stride + 0x08);
1444 				tmds->tmds_pll[i].freq =
1445 				    RBIOS16(tmds_info + stride + 0x10);
1446 				if (i == 0)
1447 					stride += 10;
1448 				else
1449 					stride += 6;
1450 				DRM_DEBUG_KMS("TMDS PLL From COMBIOS %u %x\n",
1451 					  tmds->tmds_pll[i].freq,
1452 					  tmds->tmds_pll[i].value);
1453 			}
1454 		}
1455 	} else {
1456 		DRM_INFO("No TMDS info found in BIOS\n");
1457 		return false;
1458 	}
1459 	return true;
1460 }
1461 
radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder * encoder,struct radeon_encoder_ext_tmds * tmds)1462 bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
1463 						struct radeon_encoder_ext_tmds *tmds)
1464 {
1465 	struct drm_device *dev = encoder->base.dev;
1466 	struct radeon_device *rdev = dev->dev_private;
1467 	struct radeon_i2c_bus_rec i2c_bus;
1468 
1469 	/* default for macs */
1470 	i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1471 	tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1472 
1473 	/* XXX some macs have duallink chips */
1474 	switch (rdev->mode_info.connector_table) {
1475 	case CT_POWERBOOK_EXTERNAL:
1476 	case CT_MINI_EXTERNAL:
1477 	default:
1478 		tmds->dvo_chip = DVO_SIL164;
1479 		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1480 		break;
1481 	}
1482 
1483 	return true;
1484 }
1485 
radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder * encoder,struct radeon_encoder_ext_tmds * tmds)1486 bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
1487 						  struct radeon_encoder_ext_tmds *tmds)
1488 {
1489 	struct drm_device *dev = encoder->base.dev;
1490 	struct radeon_device *rdev = dev->dev_private;
1491 	uint16_t offset;
1492 	uint8_t ver;
1493 	enum radeon_combios_ddc gpio;
1494 	struct radeon_i2c_bus_rec i2c_bus;
1495 
1496 	tmds->i2c_bus = NULL;
1497 	if (rdev->flags & RADEON_IS_IGP) {
1498 		i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1499 		tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1500 		tmds->dvo_chip = DVO_SIL164;
1501 		tmds->slave_addr = 0x70 >> 1; /* 7 bit addressing */
1502 	} else {
1503 		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
1504 		if (offset) {
1505 			ver = RBIOS8(offset);
1506 			DRM_DEBUG_KMS("External TMDS Table revision: %d\n", ver);
1507 			tmds->slave_addr = RBIOS8(offset + 4 + 2);
1508 			tmds->slave_addr >>= 1; /* 7 bit addressing */
1509 			gpio = RBIOS8(offset + 4 + 3);
1510 			if (gpio == DDC_LCD) {
1511 				/* MM i2c */
1512 				i2c_bus.valid = true;
1513 				i2c_bus.hw_capable = true;
1514 				i2c_bus.mm_i2c = true;
1515 				i2c_bus.i2c_id = 0xa0;
1516 			} else
1517 				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
1518 			tmds->i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
1519 		}
1520 	}
1521 
1522 	if (!tmds->i2c_bus) {
1523 		DRM_INFO("No valid Ext TMDS info found in BIOS\n");
1524 		return false;
1525 	}
1526 
1527 	return true;
1528 }
1529 
radeon_get_legacy_connector_info_from_table(struct drm_device * dev)1530 bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
1531 {
1532 	struct radeon_device *rdev = dev->dev_private;
1533 	struct radeon_i2c_bus_rec ddc_i2c;
1534 	struct radeon_hpd hpd;
1535 
1536 	rdev->mode_info.connector_table = radeon_connector_table;
1537 	if (rdev->mode_info.connector_table == CT_NONE) {
1538 #ifdef CONFIG_PPC_PMAC
1539 		if (of_machine_is_compatible("PowerBook3,3")) {
1540 			/* powerbook with VGA */
1541 			rdev->mode_info.connector_table = CT_POWERBOOK_VGA;
1542 		} else if (of_machine_is_compatible("PowerBook3,4") ||
1543 			   of_machine_is_compatible("PowerBook3,5")) {
1544 			/* powerbook with internal tmds */
1545 			rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL;
1546 		} else if (of_machine_is_compatible("PowerBook5,1") ||
1547 			   of_machine_is_compatible("PowerBook5,2") ||
1548 			   of_machine_is_compatible("PowerBook5,3") ||
1549 			   of_machine_is_compatible("PowerBook5,4") ||
1550 			   of_machine_is_compatible("PowerBook5,5")) {
1551 			/* powerbook with external single link tmds (sil164) */
1552 			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1553 		} else if (of_machine_is_compatible("PowerBook5,6")) {
1554 			/* powerbook with external dual or single link tmds */
1555 			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1556 		} else if (of_machine_is_compatible("PowerBook5,7") ||
1557 			   of_machine_is_compatible("PowerBook5,8") ||
1558 			   of_machine_is_compatible("PowerBook5,9")) {
1559 			/* PowerBook6,2 ? */
1560 			/* powerbook with external dual link tmds (sil1178?) */
1561 			rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL;
1562 		} else if (of_machine_is_compatible("PowerBook4,1") ||
1563 			   of_machine_is_compatible("PowerBook4,2") ||
1564 			   of_machine_is_compatible("PowerBook4,3") ||
1565 			   of_machine_is_compatible("PowerBook6,3") ||
1566 			   of_machine_is_compatible("PowerBook6,5") ||
1567 			   of_machine_is_compatible("PowerBook6,7")) {
1568 			/* ibook */
1569 			rdev->mode_info.connector_table = CT_IBOOK;
1570 		} else if (of_machine_is_compatible("PowerMac3,5")) {
1571 			/* PowerMac G4 Silver radeon 7500 */
1572 			rdev->mode_info.connector_table = CT_MAC_G4_SILVER;
1573 		} else if (of_machine_is_compatible("PowerMac4,4")) {
1574 			/* emac */
1575 			rdev->mode_info.connector_table = CT_EMAC;
1576 		} else if (of_machine_is_compatible("PowerMac10,1")) {
1577 			/* mini with internal tmds */
1578 			rdev->mode_info.connector_table = CT_MINI_INTERNAL;
1579 		} else if (of_machine_is_compatible("PowerMac10,2")) {
1580 			/* mini with external tmds */
1581 			rdev->mode_info.connector_table = CT_MINI_EXTERNAL;
1582 		} else if (of_machine_is_compatible("PowerMac12,1")) {
1583 			/* PowerMac8,1 ? */
1584 			/* imac g5 isight */
1585 			rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
1586 		} else if ((dev->pci_device == 0x4a48) &&
1587 			   (dev->pci_subvendor == 0x1002) &&
1588 			   (dev->pci_subdevice == 0x4a48)) {
1589 			/* Mac X800 */
1590 			rdev->mode_info.connector_table = CT_MAC_X800;
1591 		} else if ((of_machine_is_compatible("PowerMac7,2") ||
1592 			    of_machine_is_compatible("PowerMac7,3")) &&
1593 			   (dev->pci_device == 0x4150) &&
1594 			   (dev->pci_subvendor == 0x1002) &&
1595 			   (dev->pci_subdevice == 0x4150)) {
1596 			/* Mac G5 tower 9600 */
1597 			rdev->mode_info.connector_table = CT_MAC_G5_9600;
1598 		} else if ((dev->pci_device == 0x4c66) &&
1599 			   (dev->pci_subvendor == 0x1002) &&
1600 			   (dev->pci_subdevice == 0x4c66)) {
1601 			/* SAM440ep RV250 embedded board */
1602 			rdev->mode_info.connector_table = CT_SAM440EP;
1603 		} else
1604 #endif /* CONFIG_PPC_PMAC */
1605 #ifdef CONFIG_PPC64
1606 		if (ASIC_IS_RN50(rdev))
1607 			rdev->mode_info.connector_table = CT_RN50_POWER;
1608 		else
1609 #endif
1610 			rdev->mode_info.connector_table = CT_GENERIC;
1611 	}
1612 
1613 	switch (rdev->mode_info.connector_table) {
1614 	case CT_GENERIC:
1615 		DRM_INFO("Connector Table: %d (generic)\n",
1616 			 rdev->mode_info.connector_table);
1617 		/* these are the most common settings */
1618 		if (rdev->flags & RADEON_SINGLE_CRTC) {
1619 			/* VGA - primary dac */
1620 			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1621 			hpd.hpd = RADEON_HPD_NONE;
1622 			radeon_add_legacy_encoder(dev,
1623 						  radeon_get_encoder_enum(dev,
1624 									ATOM_DEVICE_CRT1_SUPPORT,
1625 									1),
1626 						  ATOM_DEVICE_CRT1_SUPPORT);
1627 			radeon_add_legacy_connector(dev, 0,
1628 						    ATOM_DEVICE_CRT1_SUPPORT,
1629 						    DRM_MODE_CONNECTOR_VGA,
1630 						    &ddc_i2c,
1631 						    CONNECTOR_OBJECT_ID_VGA,
1632 						    &hpd);
1633 		} else if (rdev->flags & RADEON_IS_MOBILITY) {
1634 			/* LVDS */
1635 			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
1636 			hpd.hpd = RADEON_HPD_NONE;
1637 			radeon_add_legacy_encoder(dev,
1638 						  radeon_get_encoder_enum(dev,
1639 									ATOM_DEVICE_LCD1_SUPPORT,
1640 									0),
1641 						  ATOM_DEVICE_LCD1_SUPPORT);
1642 			radeon_add_legacy_connector(dev, 0,
1643 						    ATOM_DEVICE_LCD1_SUPPORT,
1644 						    DRM_MODE_CONNECTOR_LVDS,
1645 						    &ddc_i2c,
1646 						    CONNECTOR_OBJECT_ID_LVDS,
1647 						    &hpd);
1648 
1649 			/* VGA - primary dac */
1650 			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1651 			hpd.hpd = RADEON_HPD_NONE;
1652 			radeon_add_legacy_encoder(dev,
1653 						  radeon_get_encoder_enum(dev,
1654 									ATOM_DEVICE_CRT1_SUPPORT,
1655 									1),
1656 						  ATOM_DEVICE_CRT1_SUPPORT);
1657 			radeon_add_legacy_connector(dev, 1,
1658 						    ATOM_DEVICE_CRT1_SUPPORT,
1659 						    DRM_MODE_CONNECTOR_VGA,
1660 						    &ddc_i2c,
1661 						    CONNECTOR_OBJECT_ID_VGA,
1662 						    &hpd);
1663 		} else {
1664 			/* DVI-I - tv dac, int tmds */
1665 			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1666 			hpd.hpd = RADEON_HPD_1;
1667 			radeon_add_legacy_encoder(dev,
1668 						  radeon_get_encoder_enum(dev,
1669 									ATOM_DEVICE_DFP1_SUPPORT,
1670 									0),
1671 						  ATOM_DEVICE_DFP1_SUPPORT);
1672 			radeon_add_legacy_encoder(dev,
1673 						  radeon_get_encoder_enum(dev,
1674 									ATOM_DEVICE_CRT2_SUPPORT,
1675 									2),
1676 						  ATOM_DEVICE_CRT2_SUPPORT);
1677 			radeon_add_legacy_connector(dev, 0,
1678 						    ATOM_DEVICE_DFP1_SUPPORT |
1679 						    ATOM_DEVICE_CRT2_SUPPORT,
1680 						    DRM_MODE_CONNECTOR_DVII,
1681 						    &ddc_i2c,
1682 						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1683 						    &hpd);
1684 
1685 			/* VGA - primary dac */
1686 			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1687 			hpd.hpd = RADEON_HPD_NONE;
1688 			radeon_add_legacy_encoder(dev,
1689 						  radeon_get_encoder_enum(dev,
1690 									ATOM_DEVICE_CRT1_SUPPORT,
1691 									1),
1692 						  ATOM_DEVICE_CRT1_SUPPORT);
1693 			radeon_add_legacy_connector(dev, 1,
1694 						    ATOM_DEVICE_CRT1_SUPPORT,
1695 						    DRM_MODE_CONNECTOR_VGA,
1696 						    &ddc_i2c,
1697 						    CONNECTOR_OBJECT_ID_VGA,
1698 						    &hpd);
1699 		}
1700 
1701 		if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
1702 			/* TV - tv dac */
1703 			ddc_i2c.valid = false;
1704 			hpd.hpd = RADEON_HPD_NONE;
1705 			radeon_add_legacy_encoder(dev,
1706 						  radeon_get_encoder_enum(dev,
1707 									ATOM_DEVICE_TV1_SUPPORT,
1708 									2),
1709 						  ATOM_DEVICE_TV1_SUPPORT);
1710 			radeon_add_legacy_connector(dev, 2,
1711 						    ATOM_DEVICE_TV1_SUPPORT,
1712 						    DRM_MODE_CONNECTOR_SVIDEO,
1713 						    &ddc_i2c,
1714 						    CONNECTOR_OBJECT_ID_SVIDEO,
1715 						    &hpd);
1716 		}
1717 		break;
1718 	case CT_IBOOK:
1719 		DRM_INFO("Connector Table: %d (ibook)\n",
1720 			 rdev->mode_info.connector_table);
1721 		/* LVDS */
1722 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1723 		hpd.hpd = RADEON_HPD_NONE;
1724 		radeon_add_legacy_encoder(dev,
1725 					  radeon_get_encoder_enum(dev,
1726 								ATOM_DEVICE_LCD1_SUPPORT,
1727 								0),
1728 					  ATOM_DEVICE_LCD1_SUPPORT);
1729 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1730 					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1731 					    CONNECTOR_OBJECT_ID_LVDS,
1732 					    &hpd);
1733 		/* VGA - TV DAC */
1734 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1735 		hpd.hpd = RADEON_HPD_NONE;
1736 		radeon_add_legacy_encoder(dev,
1737 					  radeon_get_encoder_enum(dev,
1738 								ATOM_DEVICE_CRT2_SUPPORT,
1739 								2),
1740 					  ATOM_DEVICE_CRT2_SUPPORT);
1741 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1742 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1743 					    CONNECTOR_OBJECT_ID_VGA,
1744 					    &hpd);
1745 		/* TV - TV DAC */
1746 		ddc_i2c.valid = false;
1747 		hpd.hpd = RADEON_HPD_NONE;
1748 		radeon_add_legacy_encoder(dev,
1749 					  radeon_get_encoder_enum(dev,
1750 								ATOM_DEVICE_TV1_SUPPORT,
1751 								2),
1752 					  ATOM_DEVICE_TV1_SUPPORT);
1753 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1754 					    DRM_MODE_CONNECTOR_SVIDEO,
1755 					    &ddc_i2c,
1756 					    CONNECTOR_OBJECT_ID_SVIDEO,
1757 					    &hpd);
1758 		break;
1759 	case CT_POWERBOOK_EXTERNAL:
1760 		DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
1761 			 rdev->mode_info.connector_table);
1762 		/* LVDS */
1763 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1764 		hpd.hpd = RADEON_HPD_NONE;
1765 		radeon_add_legacy_encoder(dev,
1766 					  radeon_get_encoder_enum(dev,
1767 								ATOM_DEVICE_LCD1_SUPPORT,
1768 								0),
1769 					  ATOM_DEVICE_LCD1_SUPPORT);
1770 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1771 					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1772 					    CONNECTOR_OBJECT_ID_LVDS,
1773 					    &hpd);
1774 		/* DVI-I - primary dac, ext tmds */
1775 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1776 		hpd.hpd = RADEON_HPD_2; /* ??? */
1777 		radeon_add_legacy_encoder(dev,
1778 					  radeon_get_encoder_enum(dev,
1779 								ATOM_DEVICE_DFP2_SUPPORT,
1780 								0),
1781 					  ATOM_DEVICE_DFP2_SUPPORT);
1782 		radeon_add_legacy_encoder(dev,
1783 					  radeon_get_encoder_enum(dev,
1784 								ATOM_DEVICE_CRT1_SUPPORT,
1785 								1),
1786 					  ATOM_DEVICE_CRT1_SUPPORT);
1787 		/* XXX some are SL */
1788 		radeon_add_legacy_connector(dev, 1,
1789 					    ATOM_DEVICE_DFP2_SUPPORT |
1790 					    ATOM_DEVICE_CRT1_SUPPORT,
1791 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1792 					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
1793 					    &hpd);
1794 		/* TV - TV DAC */
1795 		ddc_i2c.valid = false;
1796 		hpd.hpd = RADEON_HPD_NONE;
1797 		radeon_add_legacy_encoder(dev,
1798 					  radeon_get_encoder_enum(dev,
1799 								ATOM_DEVICE_TV1_SUPPORT,
1800 								2),
1801 					  ATOM_DEVICE_TV1_SUPPORT);
1802 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1803 					    DRM_MODE_CONNECTOR_SVIDEO,
1804 					    &ddc_i2c,
1805 					    CONNECTOR_OBJECT_ID_SVIDEO,
1806 					    &hpd);
1807 		break;
1808 	case CT_POWERBOOK_INTERNAL:
1809 		DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
1810 			 rdev->mode_info.connector_table);
1811 		/* LVDS */
1812 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1813 		hpd.hpd = RADEON_HPD_NONE;
1814 		radeon_add_legacy_encoder(dev,
1815 					  radeon_get_encoder_enum(dev,
1816 								ATOM_DEVICE_LCD1_SUPPORT,
1817 								0),
1818 					  ATOM_DEVICE_LCD1_SUPPORT);
1819 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1820 					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1821 					    CONNECTOR_OBJECT_ID_LVDS,
1822 					    &hpd);
1823 		/* DVI-I - primary dac, int tmds */
1824 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1825 		hpd.hpd = RADEON_HPD_1; /* ??? */
1826 		radeon_add_legacy_encoder(dev,
1827 					  radeon_get_encoder_enum(dev,
1828 								ATOM_DEVICE_DFP1_SUPPORT,
1829 								0),
1830 					  ATOM_DEVICE_DFP1_SUPPORT);
1831 		radeon_add_legacy_encoder(dev,
1832 					  radeon_get_encoder_enum(dev,
1833 								ATOM_DEVICE_CRT1_SUPPORT,
1834 								1),
1835 					  ATOM_DEVICE_CRT1_SUPPORT);
1836 		radeon_add_legacy_connector(dev, 1,
1837 					    ATOM_DEVICE_DFP1_SUPPORT |
1838 					    ATOM_DEVICE_CRT1_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, 2, ATOM_DEVICE_TV1_SUPPORT,
1851 					    DRM_MODE_CONNECTOR_SVIDEO,
1852 					    &ddc_i2c,
1853 					    CONNECTOR_OBJECT_ID_SVIDEO,
1854 					    &hpd);
1855 		break;
1856 	case CT_POWERBOOK_VGA:
1857 		DRM_INFO("Connector Table: %d (powerbook vga)\n",
1858 			 rdev->mode_info.connector_table);
1859 		/* LVDS */
1860 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1861 		hpd.hpd = RADEON_HPD_NONE;
1862 		radeon_add_legacy_encoder(dev,
1863 					  radeon_get_encoder_enum(dev,
1864 								ATOM_DEVICE_LCD1_SUPPORT,
1865 								0),
1866 					  ATOM_DEVICE_LCD1_SUPPORT);
1867 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
1868 					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
1869 					    CONNECTOR_OBJECT_ID_LVDS,
1870 					    &hpd);
1871 		/* VGA - primary dac */
1872 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
1873 		hpd.hpd = RADEON_HPD_NONE;
1874 		radeon_add_legacy_encoder(dev,
1875 					  radeon_get_encoder_enum(dev,
1876 								ATOM_DEVICE_CRT1_SUPPORT,
1877 								1),
1878 					  ATOM_DEVICE_CRT1_SUPPORT);
1879 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
1880 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1881 					    CONNECTOR_OBJECT_ID_VGA,
1882 					    &hpd);
1883 		/* TV - TV DAC */
1884 		ddc_i2c.valid = false;
1885 		hpd.hpd = RADEON_HPD_NONE;
1886 		radeon_add_legacy_encoder(dev,
1887 					  radeon_get_encoder_enum(dev,
1888 								ATOM_DEVICE_TV1_SUPPORT,
1889 								2),
1890 					  ATOM_DEVICE_TV1_SUPPORT);
1891 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
1892 					    DRM_MODE_CONNECTOR_SVIDEO,
1893 					    &ddc_i2c,
1894 					    CONNECTOR_OBJECT_ID_SVIDEO,
1895 					    &hpd);
1896 		break;
1897 	case CT_MINI_EXTERNAL:
1898 		DRM_INFO("Connector Table: %d (mini external tmds)\n",
1899 			 rdev->mode_info.connector_table);
1900 		/* DVI-I - tv dac, ext tmds */
1901 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1902 		hpd.hpd = RADEON_HPD_2; /* ??? */
1903 		radeon_add_legacy_encoder(dev,
1904 					  radeon_get_encoder_enum(dev,
1905 								ATOM_DEVICE_DFP2_SUPPORT,
1906 								0),
1907 					  ATOM_DEVICE_DFP2_SUPPORT);
1908 		radeon_add_legacy_encoder(dev,
1909 					  radeon_get_encoder_enum(dev,
1910 								ATOM_DEVICE_CRT2_SUPPORT,
1911 								2),
1912 					  ATOM_DEVICE_CRT2_SUPPORT);
1913 		/* XXX are any DL? */
1914 		radeon_add_legacy_connector(dev, 0,
1915 					    ATOM_DEVICE_DFP2_SUPPORT |
1916 					    ATOM_DEVICE_CRT2_SUPPORT,
1917 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1918 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1919 					    &hpd);
1920 		/* TV - TV DAC */
1921 		ddc_i2c.valid = false;
1922 		hpd.hpd = RADEON_HPD_NONE;
1923 		radeon_add_legacy_encoder(dev,
1924 					  radeon_get_encoder_enum(dev,
1925 								ATOM_DEVICE_TV1_SUPPORT,
1926 								2),
1927 					  ATOM_DEVICE_TV1_SUPPORT);
1928 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1929 					    DRM_MODE_CONNECTOR_SVIDEO,
1930 					    &ddc_i2c,
1931 					    CONNECTOR_OBJECT_ID_SVIDEO,
1932 					    &hpd);
1933 		break;
1934 	case CT_MINI_INTERNAL:
1935 		DRM_INFO("Connector Table: %d (mini internal tmds)\n",
1936 			 rdev->mode_info.connector_table);
1937 		/* DVI-I - tv dac, int tmds */
1938 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
1939 		hpd.hpd = RADEON_HPD_1; /* ??? */
1940 		radeon_add_legacy_encoder(dev,
1941 					  radeon_get_encoder_enum(dev,
1942 								ATOM_DEVICE_DFP1_SUPPORT,
1943 								0),
1944 					  ATOM_DEVICE_DFP1_SUPPORT);
1945 		radeon_add_legacy_encoder(dev,
1946 					  radeon_get_encoder_enum(dev,
1947 								ATOM_DEVICE_CRT2_SUPPORT,
1948 								2),
1949 					  ATOM_DEVICE_CRT2_SUPPORT);
1950 		radeon_add_legacy_connector(dev, 0,
1951 					    ATOM_DEVICE_DFP1_SUPPORT |
1952 					    ATOM_DEVICE_CRT2_SUPPORT,
1953 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
1954 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
1955 					    &hpd);
1956 		/* TV - TV DAC */
1957 		ddc_i2c.valid = false;
1958 		hpd.hpd = RADEON_HPD_NONE;
1959 		radeon_add_legacy_encoder(dev,
1960 					  radeon_get_encoder_enum(dev,
1961 								ATOM_DEVICE_TV1_SUPPORT,
1962 								2),
1963 					  ATOM_DEVICE_TV1_SUPPORT);
1964 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
1965 					    DRM_MODE_CONNECTOR_SVIDEO,
1966 					    &ddc_i2c,
1967 					    CONNECTOR_OBJECT_ID_SVIDEO,
1968 					    &hpd);
1969 		break;
1970 	case CT_IMAC_G5_ISIGHT:
1971 		DRM_INFO("Connector Table: %d (imac g5 isight)\n",
1972 			 rdev->mode_info.connector_table);
1973 		/* DVI-D - int tmds */
1974 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
1975 		hpd.hpd = RADEON_HPD_1; /* ??? */
1976 		radeon_add_legacy_encoder(dev,
1977 					  radeon_get_encoder_enum(dev,
1978 								ATOM_DEVICE_DFP1_SUPPORT,
1979 								0),
1980 					  ATOM_DEVICE_DFP1_SUPPORT);
1981 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
1982 					    DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
1983 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
1984 					    &hpd);
1985 		/* VGA - tv dac */
1986 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
1987 		hpd.hpd = RADEON_HPD_NONE;
1988 		radeon_add_legacy_encoder(dev,
1989 					  radeon_get_encoder_enum(dev,
1990 								ATOM_DEVICE_CRT2_SUPPORT,
1991 								2),
1992 					  ATOM_DEVICE_CRT2_SUPPORT);
1993 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
1994 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
1995 					    CONNECTOR_OBJECT_ID_VGA,
1996 					    &hpd);
1997 		/* TV - TV DAC */
1998 		ddc_i2c.valid = false;
1999 		hpd.hpd = RADEON_HPD_NONE;
2000 		radeon_add_legacy_encoder(dev,
2001 					  radeon_get_encoder_enum(dev,
2002 								ATOM_DEVICE_TV1_SUPPORT,
2003 								2),
2004 					  ATOM_DEVICE_TV1_SUPPORT);
2005 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2006 					    DRM_MODE_CONNECTOR_SVIDEO,
2007 					    &ddc_i2c,
2008 					    CONNECTOR_OBJECT_ID_SVIDEO,
2009 					    &hpd);
2010 		break;
2011 	case CT_EMAC:
2012 		DRM_INFO("Connector Table: %d (emac)\n",
2013 			 rdev->mode_info.connector_table);
2014 		/* VGA - primary dac */
2015 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2016 		hpd.hpd = RADEON_HPD_NONE;
2017 		radeon_add_legacy_encoder(dev,
2018 					  radeon_get_encoder_enum(dev,
2019 								ATOM_DEVICE_CRT1_SUPPORT,
2020 								1),
2021 					  ATOM_DEVICE_CRT1_SUPPORT);
2022 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
2023 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2024 					    CONNECTOR_OBJECT_ID_VGA,
2025 					    &hpd);
2026 		/* VGA - tv dac */
2027 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
2028 		hpd.hpd = RADEON_HPD_NONE;
2029 		radeon_add_legacy_encoder(dev,
2030 					  radeon_get_encoder_enum(dev,
2031 								ATOM_DEVICE_CRT2_SUPPORT,
2032 								2),
2033 					  ATOM_DEVICE_CRT2_SUPPORT);
2034 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
2035 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2036 					    CONNECTOR_OBJECT_ID_VGA,
2037 					    &hpd);
2038 		/* TV - TV DAC */
2039 		ddc_i2c.valid = false;
2040 		hpd.hpd = RADEON_HPD_NONE;
2041 		radeon_add_legacy_encoder(dev,
2042 					  radeon_get_encoder_enum(dev,
2043 								ATOM_DEVICE_TV1_SUPPORT,
2044 								2),
2045 					  ATOM_DEVICE_TV1_SUPPORT);
2046 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2047 					    DRM_MODE_CONNECTOR_SVIDEO,
2048 					    &ddc_i2c,
2049 					    CONNECTOR_OBJECT_ID_SVIDEO,
2050 					    &hpd);
2051 		break;
2052 	case CT_RN50_POWER:
2053 		DRM_INFO("Connector Table: %d (rn50-power)\n",
2054 			 rdev->mode_info.connector_table);
2055 		/* VGA - primary dac */
2056 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2057 		hpd.hpd = RADEON_HPD_NONE;
2058 		radeon_add_legacy_encoder(dev,
2059 					  radeon_get_encoder_enum(dev,
2060 								ATOM_DEVICE_CRT1_SUPPORT,
2061 								1),
2062 					  ATOM_DEVICE_CRT1_SUPPORT);
2063 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
2064 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2065 					    CONNECTOR_OBJECT_ID_VGA,
2066 					    &hpd);
2067 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_CRT2, 0, 0);
2068 		hpd.hpd = RADEON_HPD_NONE;
2069 		radeon_add_legacy_encoder(dev,
2070 					  radeon_get_encoder_enum(dev,
2071 								ATOM_DEVICE_CRT2_SUPPORT,
2072 								2),
2073 					  ATOM_DEVICE_CRT2_SUPPORT);
2074 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
2075 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2076 					    CONNECTOR_OBJECT_ID_VGA,
2077 					    &hpd);
2078 		break;
2079 	case CT_MAC_X800:
2080 		DRM_INFO("Connector Table: %d (mac x800)\n",
2081 			 rdev->mode_info.connector_table);
2082 		/* DVI - primary dac, internal tmds */
2083 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2084 		hpd.hpd = RADEON_HPD_1; /* ??? */
2085 		radeon_add_legacy_encoder(dev,
2086 					  radeon_get_encoder_enum(dev,
2087 								  ATOM_DEVICE_DFP1_SUPPORT,
2088 								  0),
2089 					  ATOM_DEVICE_DFP1_SUPPORT);
2090 		radeon_add_legacy_encoder(dev,
2091 					  radeon_get_encoder_enum(dev,
2092 								  ATOM_DEVICE_CRT1_SUPPORT,
2093 								  1),
2094 					  ATOM_DEVICE_CRT1_SUPPORT);
2095 		radeon_add_legacy_connector(dev, 0,
2096 					    ATOM_DEVICE_DFP1_SUPPORT |
2097 					    ATOM_DEVICE_CRT1_SUPPORT,
2098 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2099 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2100 					    &hpd);
2101 		/* DVI - tv dac, dvo */
2102 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2103 		hpd.hpd = RADEON_HPD_2; /* ??? */
2104 		radeon_add_legacy_encoder(dev,
2105 					  radeon_get_encoder_enum(dev,
2106 								  ATOM_DEVICE_DFP2_SUPPORT,
2107 								  0),
2108 					  ATOM_DEVICE_DFP2_SUPPORT);
2109 		radeon_add_legacy_encoder(dev,
2110 					  radeon_get_encoder_enum(dev,
2111 								  ATOM_DEVICE_CRT2_SUPPORT,
2112 								  2),
2113 					  ATOM_DEVICE_CRT2_SUPPORT);
2114 		radeon_add_legacy_connector(dev, 1,
2115 					    ATOM_DEVICE_DFP2_SUPPORT |
2116 					    ATOM_DEVICE_CRT2_SUPPORT,
2117 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2118 					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
2119 					    &hpd);
2120 		break;
2121 	case CT_MAC_G5_9600:
2122 		DRM_INFO("Connector Table: %d (mac g5 9600)\n",
2123 			 rdev->mode_info.connector_table);
2124 		/* DVI - tv dac, dvo */
2125 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2126 		hpd.hpd = RADEON_HPD_1; /* ??? */
2127 		radeon_add_legacy_encoder(dev,
2128 					  radeon_get_encoder_enum(dev,
2129 								  ATOM_DEVICE_DFP2_SUPPORT,
2130 								  0),
2131 					  ATOM_DEVICE_DFP2_SUPPORT);
2132 		radeon_add_legacy_encoder(dev,
2133 					  radeon_get_encoder_enum(dev,
2134 								  ATOM_DEVICE_CRT2_SUPPORT,
2135 								  2),
2136 					  ATOM_DEVICE_CRT2_SUPPORT);
2137 		radeon_add_legacy_connector(dev, 0,
2138 					    ATOM_DEVICE_DFP2_SUPPORT |
2139 					    ATOM_DEVICE_CRT2_SUPPORT,
2140 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2141 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2142 					    &hpd);
2143 		/* ADC - primary dac, internal tmds */
2144 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2145 		hpd.hpd = RADEON_HPD_2; /* ??? */
2146 		radeon_add_legacy_encoder(dev,
2147 					  radeon_get_encoder_enum(dev,
2148 								  ATOM_DEVICE_DFP1_SUPPORT,
2149 								  0),
2150 					  ATOM_DEVICE_DFP1_SUPPORT);
2151 		radeon_add_legacy_encoder(dev,
2152 					  radeon_get_encoder_enum(dev,
2153 								  ATOM_DEVICE_CRT1_SUPPORT,
2154 								  1),
2155 					  ATOM_DEVICE_CRT1_SUPPORT);
2156 		radeon_add_legacy_connector(dev, 1,
2157 					    ATOM_DEVICE_DFP1_SUPPORT |
2158 					    ATOM_DEVICE_CRT1_SUPPORT,
2159 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2160 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2161 					    &hpd);
2162 		/* TV - TV DAC */
2163 		ddc_i2c.valid = false;
2164 		hpd.hpd = RADEON_HPD_NONE;
2165 		radeon_add_legacy_encoder(dev,
2166 					  radeon_get_encoder_enum(dev,
2167 								ATOM_DEVICE_TV1_SUPPORT,
2168 								2),
2169 					  ATOM_DEVICE_TV1_SUPPORT);
2170 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2171 					    DRM_MODE_CONNECTOR_SVIDEO,
2172 					    &ddc_i2c,
2173 					    CONNECTOR_OBJECT_ID_SVIDEO,
2174 					    &hpd);
2175 		break;
2176 	case CT_SAM440EP:
2177 		DRM_INFO("Connector Table: %d (SAM440ep embedded board)\n",
2178 			 rdev->mode_info.connector_table);
2179 		/* LVDS */
2180 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_NONE_DETECTED, 0, 0);
2181 		hpd.hpd = RADEON_HPD_NONE;
2182 		radeon_add_legacy_encoder(dev,
2183 					  radeon_get_encoder_enum(dev,
2184 								ATOM_DEVICE_LCD1_SUPPORT,
2185 								0),
2186 					  ATOM_DEVICE_LCD1_SUPPORT);
2187 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
2188 					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
2189 					    CONNECTOR_OBJECT_ID_LVDS,
2190 					    &hpd);
2191 		/* DVI-I - secondary dac, int tmds */
2192 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2193 		hpd.hpd = RADEON_HPD_1; /* ??? */
2194 		radeon_add_legacy_encoder(dev,
2195 					  radeon_get_encoder_enum(dev,
2196 								ATOM_DEVICE_DFP1_SUPPORT,
2197 								0),
2198 					  ATOM_DEVICE_DFP1_SUPPORT);
2199 		radeon_add_legacy_encoder(dev,
2200 					  radeon_get_encoder_enum(dev,
2201 								ATOM_DEVICE_CRT2_SUPPORT,
2202 								2),
2203 					  ATOM_DEVICE_CRT2_SUPPORT);
2204 		radeon_add_legacy_connector(dev, 1,
2205 					    ATOM_DEVICE_DFP1_SUPPORT |
2206 					    ATOM_DEVICE_CRT2_SUPPORT,
2207 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2208 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2209 					    &hpd);
2210 		/* VGA - primary dac */
2211 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2212 		hpd.hpd = RADEON_HPD_NONE;
2213 		radeon_add_legacy_encoder(dev,
2214 					  radeon_get_encoder_enum(dev,
2215 								ATOM_DEVICE_CRT1_SUPPORT,
2216 								1),
2217 					  ATOM_DEVICE_CRT1_SUPPORT);
2218 		radeon_add_legacy_connector(dev, 2,
2219 					    ATOM_DEVICE_CRT1_SUPPORT,
2220 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2221 					    CONNECTOR_OBJECT_ID_VGA,
2222 					    &hpd);
2223 		/* TV - TV DAC */
2224 		ddc_i2c.valid = false;
2225 		hpd.hpd = RADEON_HPD_NONE;
2226 		radeon_add_legacy_encoder(dev,
2227 					  radeon_get_encoder_enum(dev,
2228 								ATOM_DEVICE_TV1_SUPPORT,
2229 								2),
2230 					  ATOM_DEVICE_TV1_SUPPORT);
2231 		radeon_add_legacy_connector(dev, 3, ATOM_DEVICE_TV1_SUPPORT,
2232 					    DRM_MODE_CONNECTOR_SVIDEO,
2233 					    &ddc_i2c,
2234 					    CONNECTOR_OBJECT_ID_SVIDEO,
2235 					    &hpd);
2236 		break;
2237 	case CT_MAC_G4_SILVER:
2238 		DRM_INFO("Connector Table: %d (mac g4 silver)\n",
2239 			 rdev->mode_info.connector_table);
2240 		/* DVI-I - tv dac, int tmds */
2241 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2242 		hpd.hpd = RADEON_HPD_1; /* ??? */
2243 		radeon_add_legacy_encoder(dev,
2244 					  radeon_get_encoder_enum(dev,
2245 								ATOM_DEVICE_DFP1_SUPPORT,
2246 								0),
2247 					  ATOM_DEVICE_DFP1_SUPPORT);
2248 		radeon_add_legacy_encoder(dev,
2249 					  radeon_get_encoder_enum(dev,
2250 								ATOM_DEVICE_CRT2_SUPPORT,
2251 								2),
2252 					  ATOM_DEVICE_CRT2_SUPPORT);
2253 		radeon_add_legacy_connector(dev, 0,
2254 					    ATOM_DEVICE_DFP1_SUPPORT |
2255 					    ATOM_DEVICE_CRT2_SUPPORT,
2256 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
2257 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2258 					    &hpd);
2259 		/* VGA - primary dac */
2260 		ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2261 		hpd.hpd = RADEON_HPD_NONE;
2262 		radeon_add_legacy_encoder(dev,
2263 					  radeon_get_encoder_enum(dev,
2264 								ATOM_DEVICE_CRT1_SUPPORT,
2265 								1),
2266 					  ATOM_DEVICE_CRT1_SUPPORT);
2267 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
2268 					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
2269 					    CONNECTOR_OBJECT_ID_VGA,
2270 					    &hpd);
2271 		/* TV - TV DAC */
2272 		ddc_i2c.valid = false;
2273 		hpd.hpd = RADEON_HPD_NONE;
2274 		radeon_add_legacy_encoder(dev,
2275 					  radeon_get_encoder_enum(dev,
2276 								ATOM_DEVICE_TV1_SUPPORT,
2277 								2),
2278 					  ATOM_DEVICE_TV1_SUPPORT);
2279 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
2280 					    DRM_MODE_CONNECTOR_SVIDEO,
2281 					    &ddc_i2c,
2282 					    CONNECTOR_OBJECT_ID_SVIDEO,
2283 					    &hpd);
2284 		break;
2285 	default:
2286 		DRM_INFO("Connector table: %d (invalid)\n",
2287 			 rdev->mode_info.connector_table);
2288 		return false;
2289 	}
2290 
2291 	radeon_link_encoder_connector(dev);
2292 
2293 	return true;
2294 }
2295 
radeon_apply_legacy_quirks(struct drm_device * dev,int bios_index,enum radeon_combios_connector * legacy_connector,struct radeon_i2c_bus_rec * ddc_i2c,struct radeon_hpd * hpd)2296 static bool radeon_apply_legacy_quirks(struct drm_device *dev,
2297 				       int bios_index,
2298 				       enum radeon_combios_connector
2299 				       *legacy_connector,
2300 				       struct radeon_i2c_bus_rec *ddc_i2c,
2301 				       struct radeon_hpd *hpd)
2302 {
2303 
2304 	/* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
2305 	   one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
2306 	if (dev->pci_device == 0x515e &&
2307 	    dev->pci_subvendor == 0x1014) {
2308 		if (*legacy_connector == CONNECTOR_CRT_LEGACY &&
2309 		    ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC)
2310 			return false;
2311 	}
2312 
2313 	/* X300 card with extra non-existent DVI port */
2314 	if (dev->pci_device == 0x5B60 &&
2315 	    dev->pci_subvendor == 0x17af &&
2316 	    dev->pci_subdevice == 0x201e && bios_index == 2) {
2317 		if (*legacy_connector == CONNECTOR_DVI_I_LEGACY)
2318 			return false;
2319 	}
2320 
2321 	return true;
2322 }
2323 
radeon_apply_legacy_tv_quirks(struct drm_device * dev)2324 static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
2325 {
2326 	/* Acer 5102 has non-existent TV port */
2327 	if (dev->pci_device == 0x5975 &&
2328 	    dev->pci_subvendor == 0x1025 &&
2329 	    dev->pci_subdevice == 0x009f)
2330 		return false;
2331 
2332 	/* HP dc5750 has non-existent TV port */
2333 	if (dev->pci_device == 0x5974 &&
2334 	    dev->pci_subvendor == 0x103c &&
2335 	    dev->pci_subdevice == 0x280a)
2336 		return false;
2337 
2338 	/* MSI S270 has non-existent TV port */
2339 	if (dev->pci_device == 0x5955 &&
2340 	    dev->pci_subvendor == 0x1462 &&
2341 	    dev->pci_subdevice == 0x0131)
2342 		return false;
2343 
2344 	return true;
2345 }
2346 
combios_check_dl_dvi(struct drm_device * dev,int is_dvi_d)2347 static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
2348 {
2349 	struct radeon_device *rdev = dev->dev_private;
2350 	uint32_t ext_tmds_info;
2351 
2352 	if (rdev->flags & RADEON_IS_IGP) {
2353 		if (is_dvi_d)
2354 			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2355 		else
2356 			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2357 	}
2358 	ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
2359 	if (ext_tmds_info) {
2360 		uint8_t rev = RBIOS8(ext_tmds_info);
2361 		uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
2362 		if (rev >= 3) {
2363 			if (is_dvi_d)
2364 				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2365 			else
2366 				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2367 		} else {
2368 			if (flags & 1) {
2369 				if (is_dvi_d)
2370 					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
2371 				else
2372 					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
2373 			}
2374 		}
2375 	}
2376 	if (is_dvi_d)
2377 		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
2378 	else
2379 		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2380 }
2381 
radeon_get_legacy_connector_info_from_bios(struct drm_device * dev)2382 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
2383 {
2384 	struct radeon_device *rdev = dev->dev_private;
2385 	uint32_t conn_info, entry, devices;
2386 	uint16_t tmp, connector_object_id;
2387 	enum radeon_combios_ddc ddc_type;
2388 	enum radeon_combios_connector connector;
2389 	int i = 0;
2390 	struct radeon_i2c_bus_rec ddc_i2c;
2391 	struct radeon_hpd hpd;
2392 
2393 	conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
2394 	if (conn_info) {
2395 		for (i = 0; i < 4; i++) {
2396 			entry = conn_info + 2 + i * 2;
2397 
2398 			if (!RBIOS16(entry))
2399 				break;
2400 
2401 			tmp = RBIOS16(entry);
2402 
2403 			connector = (tmp >> 12) & 0xf;
2404 
2405 			ddc_type = (tmp >> 8) & 0xf;
2406 			if (ddc_type == 5)
2407 				ddc_i2c = radeon_combios_get_i2c_info_from_table(rdev);
2408 			else
2409 				ddc_i2c = combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2410 
2411 			switch (connector) {
2412 			case CONNECTOR_PROPRIETARY_LEGACY:
2413 			case CONNECTOR_DVI_I_LEGACY:
2414 			case CONNECTOR_DVI_D_LEGACY:
2415 				if ((tmp >> 4) & 0x1)
2416 					hpd.hpd = RADEON_HPD_2;
2417 				else
2418 					hpd.hpd = RADEON_HPD_1;
2419 				break;
2420 			default:
2421 				hpd.hpd = RADEON_HPD_NONE;
2422 				break;
2423 			}
2424 
2425 			if (!radeon_apply_legacy_quirks(dev, i, &connector,
2426 							&ddc_i2c, &hpd))
2427 				continue;
2428 
2429 			switch (connector) {
2430 			case CONNECTOR_PROPRIETARY_LEGACY:
2431 				if ((tmp >> 4) & 0x1)
2432 					devices = ATOM_DEVICE_DFP2_SUPPORT;
2433 				else
2434 					devices = ATOM_DEVICE_DFP1_SUPPORT;
2435 				radeon_add_legacy_encoder(dev,
2436 							  radeon_get_encoder_enum
2437 							  (dev, devices, 0),
2438 							  devices);
2439 				radeon_add_legacy_connector(dev, i, devices,
2440 							    legacy_connector_convert
2441 							    [connector],
2442 							    &ddc_i2c,
2443 							    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D,
2444 							    &hpd);
2445 				break;
2446 			case CONNECTOR_CRT_LEGACY:
2447 				if (tmp & 0x1) {
2448 					devices = ATOM_DEVICE_CRT2_SUPPORT;
2449 					radeon_add_legacy_encoder(dev,
2450 								  radeon_get_encoder_enum
2451 								  (dev,
2452 								   ATOM_DEVICE_CRT2_SUPPORT,
2453 								   2),
2454 								  ATOM_DEVICE_CRT2_SUPPORT);
2455 				} else {
2456 					devices = ATOM_DEVICE_CRT1_SUPPORT;
2457 					radeon_add_legacy_encoder(dev,
2458 								  radeon_get_encoder_enum
2459 								  (dev,
2460 								   ATOM_DEVICE_CRT1_SUPPORT,
2461 								   1),
2462 								  ATOM_DEVICE_CRT1_SUPPORT);
2463 				}
2464 				radeon_add_legacy_connector(dev,
2465 							    i,
2466 							    devices,
2467 							    legacy_connector_convert
2468 							    [connector],
2469 							    &ddc_i2c,
2470 							    CONNECTOR_OBJECT_ID_VGA,
2471 							    &hpd);
2472 				break;
2473 			case CONNECTOR_DVI_I_LEGACY:
2474 				devices = 0;
2475 				if (tmp & 0x1) {
2476 					devices |= ATOM_DEVICE_CRT2_SUPPORT;
2477 					radeon_add_legacy_encoder(dev,
2478 								  radeon_get_encoder_enum
2479 								  (dev,
2480 								   ATOM_DEVICE_CRT2_SUPPORT,
2481 								   2),
2482 								  ATOM_DEVICE_CRT2_SUPPORT);
2483 				} else {
2484 					devices |= ATOM_DEVICE_CRT1_SUPPORT;
2485 					radeon_add_legacy_encoder(dev,
2486 								  radeon_get_encoder_enum
2487 								  (dev,
2488 								   ATOM_DEVICE_CRT1_SUPPORT,
2489 								   1),
2490 								  ATOM_DEVICE_CRT1_SUPPORT);
2491 				}
2492 				/* RV100 board with external TDMS bit mis-set.
2493 				 * Actually uses internal TMDS, clear the bit.
2494 				 */
2495 				if (dev->pci_device == 0x5159 &&
2496 				    dev->pci_subvendor == 0x1014 &&
2497 				    dev->pci_subdevice == 0x029A) {
2498 					tmp &= ~(1 << 4);
2499 				}
2500 				if ((tmp >> 4) & 0x1) {
2501 					devices |= ATOM_DEVICE_DFP2_SUPPORT;
2502 					radeon_add_legacy_encoder(dev,
2503 								  radeon_get_encoder_enum
2504 								  (dev,
2505 								   ATOM_DEVICE_DFP2_SUPPORT,
2506 								   0),
2507 								  ATOM_DEVICE_DFP2_SUPPORT);
2508 					connector_object_id = combios_check_dl_dvi(dev, 0);
2509 				} else {
2510 					devices |= ATOM_DEVICE_DFP1_SUPPORT;
2511 					radeon_add_legacy_encoder(dev,
2512 								  radeon_get_encoder_enum
2513 								  (dev,
2514 								   ATOM_DEVICE_DFP1_SUPPORT,
2515 								   0),
2516 								  ATOM_DEVICE_DFP1_SUPPORT);
2517 					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2518 				}
2519 				radeon_add_legacy_connector(dev,
2520 							    i,
2521 							    devices,
2522 							    legacy_connector_convert
2523 							    [connector],
2524 							    &ddc_i2c,
2525 							    connector_object_id,
2526 							    &hpd);
2527 				break;
2528 			case CONNECTOR_DVI_D_LEGACY:
2529 				if ((tmp >> 4) & 0x1) {
2530 					devices = ATOM_DEVICE_DFP2_SUPPORT;
2531 					connector_object_id = combios_check_dl_dvi(dev, 1);
2532 				} else {
2533 					devices = ATOM_DEVICE_DFP1_SUPPORT;
2534 					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
2535 				}
2536 				radeon_add_legacy_encoder(dev,
2537 							  radeon_get_encoder_enum
2538 							  (dev, devices, 0),
2539 							  devices);
2540 				radeon_add_legacy_connector(dev, i, devices,
2541 							    legacy_connector_convert
2542 							    [connector],
2543 							    &ddc_i2c,
2544 							    connector_object_id,
2545 							    &hpd);
2546 				break;
2547 			case CONNECTOR_CTV_LEGACY:
2548 			case CONNECTOR_STV_LEGACY:
2549 				radeon_add_legacy_encoder(dev,
2550 							  radeon_get_encoder_enum
2551 							  (dev,
2552 							   ATOM_DEVICE_TV1_SUPPORT,
2553 							   2),
2554 							  ATOM_DEVICE_TV1_SUPPORT);
2555 				radeon_add_legacy_connector(dev, i,
2556 							    ATOM_DEVICE_TV1_SUPPORT,
2557 							    legacy_connector_convert
2558 							    [connector],
2559 							    &ddc_i2c,
2560 							    CONNECTOR_OBJECT_ID_SVIDEO,
2561 							    &hpd);
2562 				break;
2563 			default:
2564 				DRM_ERROR("Unknown connector type: %d\n",
2565 					  connector);
2566 				continue;
2567 			}
2568 
2569 		}
2570 	} else {
2571 		uint16_t tmds_info =
2572 		    combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
2573 		if (tmds_info) {
2574 			DRM_DEBUG_KMS("Found DFP table, assuming DVI connector\n");
2575 
2576 			radeon_add_legacy_encoder(dev,
2577 						  radeon_get_encoder_enum(dev,
2578 									ATOM_DEVICE_CRT1_SUPPORT,
2579 									1),
2580 						  ATOM_DEVICE_CRT1_SUPPORT);
2581 			radeon_add_legacy_encoder(dev,
2582 						  radeon_get_encoder_enum(dev,
2583 									ATOM_DEVICE_DFP1_SUPPORT,
2584 									0),
2585 						  ATOM_DEVICE_DFP1_SUPPORT);
2586 
2587 			ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
2588 			hpd.hpd = RADEON_HPD_1;
2589 			radeon_add_legacy_connector(dev,
2590 						    0,
2591 						    ATOM_DEVICE_CRT1_SUPPORT |
2592 						    ATOM_DEVICE_DFP1_SUPPORT,
2593 						    DRM_MODE_CONNECTOR_DVII,
2594 						    &ddc_i2c,
2595 						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
2596 						    &hpd);
2597 		} else {
2598 			uint16_t crt_info =
2599 				combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
2600 			DRM_DEBUG_KMS("Found CRT table, assuming VGA connector\n");
2601 			if (crt_info) {
2602 				radeon_add_legacy_encoder(dev,
2603 							  radeon_get_encoder_enum(dev,
2604 										ATOM_DEVICE_CRT1_SUPPORT,
2605 										1),
2606 							  ATOM_DEVICE_CRT1_SUPPORT);
2607 				ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
2608 				hpd.hpd = RADEON_HPD_NONE;
2609 				radeon_add_legacy_connector(dev,
2610 							    0,
2611 							    ATOM_DEVICE_CRT1_SUPPORT,
2612 							    DRM_MODE_CONNECTOR_VGA,
2613 							    &ddc_i2c,
2614 							    CONNECTOR_OBJECT_ID_VGA,
2615 							    &hpd);
2616 			} else {
2617 				DRM_DEBUG_KMS("No connector info found\n");
2618 				return false;
2619 			}
2620 		}
2621 	}
2622 
2623 	if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) {
2624 		uint16_t lcd_info =
2625 		    combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
2626 		if (lcd_info) {
2627 			uint16_t lcd_ddc_info =
2628 			    combios_get_table_offset(dev,
2629 						     COMBIOS_LCD_DDC_INFO_TABLE);
2630 
2631 			radeon_add_legacy_encoder(dev,
2632 						  radeon_get_encoder_enum(dev,
2633 									ATOM_DEVICE_LCD1_SUPPORT,
2634 									0),
2635 						  ATOM_DEVICE_LCD1_SUPPORT);
2636 
2637 			if (lcd_ddc_info) {
2638 				ddc_type = RBIOS8(lcd_ddc_info + 2);
2639 				switch (ddc_type) {
2640 				case DDC_LCD:
2641 					ddc_i2c =
2642 						combios_setup_i2c_bus(rdev,
2643 								      DDC_LCD,
2644 								      RBIOS32(lcd_ddc_info + 3),
2645 								      RBIOS32(lcd_ddc_info + 7));
2646 					radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2647 					break;
2648 				case DDC_GPIO:
2649 					ddc_i2c =
2650 						combios_setup_i2c_bus(rdev,
2651 								      DDC_GPIO,
2652 								      RBIOS32(lcd_ddc_info + 3),
2653 								      RBIOS32(lcd_ddc_info + 7));
2654 					radeon_i2c_add(rdev, &ddc_i2c, "LCD");
2655 					break;
2656 				default:
2657 					ddc_i2c =
2658 						combios_setup_i2c_bus(rdev, ddc_type, 0, 0);
2659 					break;
2660 				}
2661 				DRM_DEBUG_KMS("LCD DDC Info Table found!\n");
2662 			} else
2663 				ddc_i2c.valid = false;
2664 
2665 			hpd.hpd = RADEON_HPD_NONE;
2666 			radeon_add_legacy_connector(dev,
2667 						    5,
2668 						    ATOM_DEVICE_LCD1_SUPPORT,
2669 						    DRM_MODE_CONNECTOR_LVDS,
2670 						    &ddc_i2c,
2671 						    CONNECTOR_OBJECT_ID_LVDS,
2672 						    &hpd);
2673 		}
2674 	}
2675 
2676 	/* check TV table */
2677 	if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
2678 		uint32_t tv_info =
2679 		    combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
2680 		if (tv_info) {
2681 			if (RBIOS8(tv_info + 6) == 'T') {
2682 				if (radeon_apply_legacy_tv_quirks(dev)) {
2683 					hpd.hpd = RADEON_HPD_NONE;
2684 					ddc_i2c.valid = false;
2685 					radeon_add_legacy_encoder(dev,
2686 								  radeon_get_encoder_enum
2687 								  (dev,
2688 								   ATOM_DEVICE_TV1_SUPPORT,
2689 								   2),
2690 								  ATOM_DEVICE_TV1_SUPPORT);
2691 					radeon_add_legacy_connector(dev, 6,
2692 								    ATOM_DEVICE_TV1_SUPPORT,
2693 								    DRM_MODE_CONNECTOR_SVIDEO,
2694 								    &ddc_i2c,
2695 								    CONNECTOR_OBJECT_ID_SVIDEO,
2696 								    &hpd);
2697 				}
2698 			}
2699 		}
2700 	}
2701 
2702 	radeon_link_encoder_connector(dev);
2703 
2704 	return true;
2705 }
2706 
2707 static const char *thermal_controller_names[] = {
2708 	"NONE",
2709 	"lm63",
2710 	"adm1032",
2711 };
2712 
radeon_combios_get_power_modes(struct radeon_device * rdev)2713 void radeon_combios_get_power_modes(struct radeon_device *rdev)
2714 {
2715 	struct drm_device *dev = rdev->ddev;
2716 	u16 offset, misc, misc2 = 0;
2717 	u8 rev, blocks, tmp;
2718 	int state_index = 0;
2719 	struct radeon_i2c_bus_rec i2c_bus;
2720 
2721 	rdev->pm.default_power_state_index = -1;
2722 
2723 	/* allocate 2 power states */
2724 	rdev->pm.power_state = malloc(sizeof(struct radeon_power_state) * 2,
2725 	    DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
2726 	if (rdev->pm.power_state) {
2727 		/* allocate 1 clock mode per state */
2728 		rdev->pm.power_state[0].clock_info =
2729 			malloc(sizeof(struct radeon_pm_clock_info) * 1,
2730 			    DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
2731 		rdev->pm.power_state[1].clock_info =
2732 			malloc(sizeof(struct radeon_pm_clock_info) * 1,
2733 			    DRM_MEM_DRIVER, M_NOWAIT | M_ZERO);
2734 		if (!rdev->pm.power_state[0].clock_info ||
2735 		    !rdev->pm.power_state[1].clock_info)
2736 			goto pm_failed;
2737 	} else
2738 		goto pm_failed;
2739 
2740 	/* check for a thermal chip */
2741 	offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE);
2742 	if (offset) {
2743 		u8 thermal_controller = 0, gpio = 0, i2c_addr = 0, clk_bit = 0, data_bit = 0;
2744 
2745 		rev = RBIOS8(offset);
2746 
2747 		if (rev == 0) {
2748 			thermal_controller = RBIOS8(offset + 3);
2749 			gpio = RBIOS8(offset + 4) & 0x3f;
2750 			i2c_addr = RBIOS8(offset + 5);
2751 		} else if (rev == 1) {
2752 			thermal_controller = RBIOS8(offset + 4);
2753 			gpio = RBIOS8(offset + 5) & 0x3f;
2754 			i2c_addr = RBIOS8(offset + 6);
2755 		} else if (rev == 2) {
2756 			thermal_controller = RBIOS8(offset + 4);
2757 			gpio = RBIOS8(offset + 5) & 0x3f;
2758 			i2c_addr = RBIOS8(offset + 6);
2759 			clk_bit = RBIOS8(offset + 0xa);
2760 			data_bit = RBIOS8(offset + 0xb);
2761 		}
2762 		if ((thermal_controller > 0) && (thermal_controller < 3)) {
2763 			DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2764 				 thermal_controller_names[thermal_controller],
2765 				 i2c_addr >> 1);
2766 			if (gpio == DDC_LCD) {
2767 				/* MM i2c */
2768 				i2c_bus.valid = true;
2769 				i2c_bus.hw_capable = true;
2770 				i2c_bus.mm_i2c = true;
2771 				i2c_bus.i2c_id = 0xa0;
2772 			} else if (gpio == DDC_GPIO)
2773 				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 1 << clk_bit, 1 << data_bit);
2774 			else
2775 				i2c_bus = combios_setup_i2c_bus(rdev, gpio, 0, 0);
2776 			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2777 			if (rdev->pm.i2c_bus) {
2778 #ifdef FREEBSD_WIP
2779 				struct i2c_board_info info = { };
2780 				const char *name = thermal_controller_names[thermal_controller];
2781 				info.addr = i2c_addr >> 1;
2782 				strlcpy(info.type, name, sizeof(info.type));
2783 				i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2784 #endif /* FREEBSD_WIP */
2785 			}
2786 		}
2787 	} else {
2788 		/* boards with a thermal chip, but no overdrive table */
2789 
2790 		/* Asus 9600xt has an f75375 on the monid bus */
2791 		if ((dev->pci_device == 0x4152) &&
2792 		    (dev->pci_subvendor == 0x1043) &&
2793 		    (dev->pci_subdevice == 0xc002)) {
2794 			i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
2795 			rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
2796 			if (rdev->pm.i2c_bus) {
2797 #ifdef FREEBSD_WIP
2798 				struct i2c_board_info info = { };
2799 				const char *name = "f75375";
2800 				info.addr = 0x28;
2801 				strlcpy(info.type, name, sizeof(info.type));
2802 				i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
2803 				DRM_INFO("Possible %s thermal controller at 0x%02x\n",
2804 					 name, info.addr);
2805 #endif /* FREEBSD_WIP */
2806 			}
2807 		}
2808 	}
2809 
2810 	if (rdev->flags & RADEON_IS_MOBILITY) {
2811 		offset = combios_get_table_offset(dev, COMBIOS_POWERPLAY_INFO_TABLE);
2812 		if (offset) {
2813 			rev = RBIOS8(offset);
2814 			blocks = RBIOS8(offset + 0x2);
2815 			/* power mode 0 tends to be the only valid one */
2816 			rdev->pm.power_state[state_index].num_clock_modes = 1;
2817 			rdev->pm.power_state[state_index].clock_info[0].mclk = RBIOS32(offset + 0x5 + 0x2);
2818 			rdev->pm.power_state[state_index].clock_info[0].sclk = RBIOS32(offset + 0x5 + 0x6);
2819 			if ((rdev->pm.power_state[state_index].clock_info[0].mclk == 0) ||
2820 			    (rdev->pm.power_state[state_index].clock_info[0].sclk == 0))
2821 				goto default_mode;
2822 			rdev->pm.power_state[state_index].type =
2823 				POWER_STATE_TYPE_BATTERY;
2824 			misc = RBIOS16(offset + 0x5 + 0x0);
2825 			if (rev > 4)
2826 				misc2 = RBIOS16(offset + 0x5 + 0xe);
2827 			rdev->pm.power_state[state_index].misc = misc;
2828 			rdev->pm.power_state[state_index].misc2 = misc2;
2829 			if (misc & 0x4) {
2830 				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO;
2831 				if (misc & 0x8)
2832 					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2833 						true;
2834 				else
2835 					rdev->pm.power_state[state_index].clock_info[0].voltage.active_high =
2836 						false;
2837 				rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = true;
2838 				if (rev < 6) {
2839 					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2840 						RBIOS16(offset + 0x5 + 0xb) * 4;
2841 					tmp = RBIOS8(offset + 0x5 + 0xd);
2842 					rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2843 				} else {
2844 					u8 entries = RBIOS8(offset + 0x5 + 0xb);
2845 					u16 voltage_table_offset = RBIOS16(offset + 0x5 + 0xc);
2846 					if (entries && voltage_table_offset) {
2847 						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.reg =
2848 							RBIOS16(voltage_table_offset) * 4;
2849 						tmp = RBIOS8(voltage_table_offset + 0x2);
2850 						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.mask = (1 << tmp);
2851 					} else
2852 						rdev->pm.power_state[state_index].clock_info[0].voltage.gpio.valid = false;
2853 				}
2854 				switch ((misc2 & 0x700) >> 8) {
2855 				case 0:
2856 				default:
2857 					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 0;
2858 					break;
2859 				case 1:
2860 					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 33;
2861 					break;
2862 				case 2:
2863 					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 66;
2864 					break;
2865 				case 3:
2866 					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 99;
2867 					break;
2868 				case 4:
2869 					rdev->pm.power_state[state_index].clock_info[0].voltage.delay = 132;
2870 					break;
2871 				}
2872 			} else
2873 				rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2874 			if (rev > 6)
2875 				rdev->pm.power_state[state_index].pcie_lanes =
2876 					RBIOS8(offset + 0x5 + 0x10);
2877 			rdev->pm.power_state[state_index].flags = RADEON_PM_STATE_SINGLE_DISPLAY_ONLY;
2878 			state_index++;
2879 		} else {
2880 			/* XXX figure out some good default low power mode for mobility cards w/out power tables */
2881 		}
2882 	} else {
2883 		/* XXX figure out some good default low power mode for desktop cards */
2884 	}
2885 
2886 default_mode:
2887 	/* add the default mode */
2888 	rdev->pm.power_state[state_index].type =
2889 		POWER_STATE_TYPE_DEFAULT;
2890 	rdev->pm.power_state[state_index].num_clock_modes = 1;
2891 	rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
2892 	rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
2893 	rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
2894 	if ((state_index > 0) &&
2895 	    (rdev->pm.power_state[0].clock_info[0].voltage.type == VOLTAGE_GPIO))
2896 		rdev->pm.power_state[state_index].clock_info[0].voltage =
2897 			rdev->pm.power_state[0].clock_info[0].voltage;
2898 	else
2899 		rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
2900 	rdev->pm.power_state[state_index].pcie_lanes = 16;
2901 	rdev->pm.power_state[state_index].flags = 0;
2902 	rdev->pm.default_power_state_index = state_index;
2903 	rdev->pm.num_power_states = state_index + 1;
2904 
2905 	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2906 	rdev->pm.current_clock_mode_index = 0;
2907 	return;
2908 
2909 pm_failed:
2910 	rdev->pm.default_power_state_index = state_index;
2911 	rdev->pm.num_power_states = 0;
2912 
2913 	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
2914 	rdev->pm.current_clock_mode_index = 0;
2915 }
2916 
radeon_external_tmds_setup(struct drm_encoder * encoder)2917 void radeon_external_tmds_setup(struct drm_encoder *encoder)
2918 {
2919 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2920 	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2921 
2922 	if (!tmds)
2923 		return;
2924 
2925 	switch (tmds->dvo_chip) {
2926 	case DVO_SIL164:
2927 		/* sil 164 */
2928 		radeon_i2c_put_byte(tmds->i2c_bus,
2929 				    tmds->slave_addr,
2930 				    0x08, 0x30);
2931 		radeon_i2c_put_byte(tmds->i2c_bus,
2932 				       tmds->slave_addr,
2933 				       0x09, 0x00);
2934 		radeon_i2c_put_byte(tmds->i2c_bus,
2935 				    tmds->slave_addr,
2936 				    0x0a, 0x90);
2937 		radeon_i2c_put_byte(tmds->i2c_bus,
2938 				    tmds->slave_addr,
2939 				    0x0c, 0x89);
2940 		radeon_i2c_put_byte(tmds->i2c_bus,
2941 				       tmds->slave_addr,
2942 				       0x08, 0x3b);
2943 		break;
2944 	case DVO_SIL1178:
2945 		/* sil 1178 - untested */
2946 		/*
2947 		 * 0x0f, 0x44
2948 		 * 0x0f, 0x4c
2949 		 * 0x0e, 0x01
2950 		 * 0x0a, 0x80
2951 		 * 0x09, 0x30
2952 		 * 0x0c, 0xc9
2953 		 * 0x0d, 0x70
2954 		 * 0x08, 0x32
2955 		 * 0x08, 0x33
2956 		 */
2957 		break;
2958 	default:
2959 		break;
2960 	}
2961 
2962 }
2963 
radeon_combios_external_tmds_setup(struct drm_encoder * encoder)2964 bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder)
2965 {
2966 	struct drm_device *dev = encoder->dev;
2967 	struct radeon_device *rdev = dev->dev_private;
2968 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2969 	uint16_t offset;
2970 	uint8_t blocks, slave_addr, rev;
2971 	uint32_t index, id;
2972 	uint32_t reg, val, and_mask, or_mask;
2973 	struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv;
2974 
2975 	if (!tmds)
2976 		return false;
2977 
2978 	if (rdev->flags & RADEON_IS_IGP) {
2979 		offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_ON_TABLE);
2980 		rev = RBIOS8(offset);
2981 		if (offset) {
2982 			rev = RBIOS8(offset);
2983 			if (rev > 1) {
2984 				blocks = RBIOS8(offset + 3);
2985 				index = offset + 4;
2986 				while (blocks > 0) {
2987 					id = RBIOS16(index);
2988 					index += 2;
2989 					switch (id >> 13) {
2990 					case 0:
2991 						reg = (id & 0x1fff) * 4;
2992 						val = RBIOS32(index);
2993 						index += 4;
2994 						WREG32(reg, val);
2995 						break;
2996 					case 2:
2997 						reg = (id & 0x1fff) * 4;
2998 						and_mask = RBIOS32(index);
2999 						index += 4;
3000 						or_mask = RBIOS32(index);
3001 						index += 4;
3002 						val = RREG32(reg);
3003 						val = (val & and_mask) | or_mask;
3004 						WREG32(reg, val);
3005 						break;
3006 					case 3:
3007 						val = RBIOS16(index);
3008 						index += 2;
3009 						udelay(val);
3010 						break;
3011 					case 4:
3012 						val = RBIOS16(index);
3013 						index += 2;
3014 						mdelay(val);
3015 						break;
3016 					case 6:
3017 						slave_addr = id & 0xff;
3018 						slave_addr >>= 1; /* 7 bit addressing */
3019 						index++;
3020 						reg = RBIOS8(index);
3021 						index++;
3022 						val = RBIOS8(index);
3023 						index++;
3024 						radeon_i2c_put_byte(tmds->i2c_bus,
3025 								    slave_addr,
3026 								    reg, val);
3027 						break;
3028 					default:
3029 						DRM_ERROR("Unknown id %d\n", id >> 13);
3030 						break;
3031 					}
3032 					blocks--;
3033 				}
3034 				return true;
3035 			}
3036 		}
3037 	} else {
3038 		offset = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
3039 		if (offset) {
3040 			index = offset + 10;
3041 			id = RBIOS16(index);
3042 			while (id != 0xffff) {
3043 				index += 2;
3044 				switch (id >> 13) {
3045 				case 0:
3046 					reg = (id & 0x1fff) * 4;
3047 					val = RBIOS32(index);
3048 					WREG32(reg, val);
3049 					break;
3050 				case 2:
3051 					reg = (id & 0x1fff) * 4;
3052 					and_mask = RBIOS32(index);
3053 					index += 4;
3054 					or_mask = RBIOS32(index);
3055 					index += 4;
3056 					val = RREG32(reg);
3057 					val = (val & and_mask) | or_mask;
3058 					WREG32(reg, val);
3059 					break;
3060 				case 4:
3061 					val = RBIOS16(index);
3062 					index += 2;
3063 					udelay(val);
3064 					break;
3065 				case 5:
3066 					reg = id & 0x1fff;
3067 					and_mask = RBIOS32(index);
3068 					index += 4;
3069 					or_mask = RBIOS32(index);
3070 					index += 4;
3071 					val = RREG32_PLL(reg);
3072 					val = (val & and_mask) | or_mask;
3073 					WREG32_PLL(reg, val);
3074 					break;
3075 				case 6:
3076 					reg = id & 0x1fff;
3077 					val = RBIOS8(index);
3078 					index += 1;
3079 					radeon_i2c_put_byte(tmds->i2c_bus,
3080 							    tmds->slave_addr,
3081 							    reg, val);
3082 					break;
3083 				default:
3084 					DRM_ERROR("Unknown id %d\n", id >> 13);
3085 					break;
3086 				}
3087 				id = RBIOS16(index);
3088 			}
3089 			return true;
3090 		}
3091 	}
3092 	return false;
3093 }
3094 
combios_parse_mmio_table(struct drm_device * dev,uint16_t offset)3095 static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
3096 {
3097 	struct radeon_device *rdev = dev->dev_private;
3098 
3099 	if (offset) {
3100 		while (RBIOS16(offset)) {
3101 			uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13);
3102 			uint32_t addr = (RBIOS16(offset) & 0x1fff);
3103 			uint32_t val, and_mask, or_mask;
3104 			uint32_t tmp;
3105 
3106 			offset += 2;
3107 			switch (cmd) {
3108 			case 0:
3109 				val = RBIOS32(offset);
3110 				offset += 4;
3111 				WREG32(addr, val);
3112 				break;
3113 			case 1:
3114 				val = RBIOS32(offset);
3115 				offset += 4;
3116 				WREG32(addr, val);
3117 				break;
3118 			case 2:
3119 				and_mask = RBIOS32(offset);
3120 				offset += 4;
3121 				or_mask = RBIOS32(offset);
3122 				offset += 4;
3123 				tmp = RREG32(addr);
3124 				tmp &= and_mask;
3125 				tmp |= or_mask;
3126 				WREG32(addr, tmp);
3127 				break;
3128 			case 3:
3129 				and_mask = RBIOS32(offset);
3130 				offset += 4;
3131 				or_mask = RBIOS32(offset);
3132 				offset += 4;
3133 				tmp = RREG32(addr);
3134 				tmp &= and_mask;
3135 				tmp |= or_mask;
3136 				WREG32(addr, tmp);
3137 				break;
3138 			case 4:
3139 				val = RBIOS16(offset);
3140 				offset += 2;
3141 				udelay(val);
3142 				break;
3143 			case 5:
3144 				val = RBIOS16(offset);
3145 				offset += 2;
3146 				switch (addr) {
3147 				case 8:
3148 					while (val--) {
3149 						if (!
3150 						    (RREG32_PLL
3151 						     (RADEON_CLK_PWRMGT_CNTL) &
3152 						     RADEON_MC_BUSY))
3153 							break;
3154 					}
3155 					break;
3156 				case 9:
3157 					while (val--) {
3158 						if ((RREG32(RADEON_MC_STATUS) &
3159 						     RADEON_MC_IDLE))
3160 							break;
3161 					}
3162 					break;
3163 				default:
3164 					break;
3165 				}
3166 				break;
3167 			default:
3168 				break;
3169 			}
3170 		}
3171 	}
3172 }
3173 
combios_parse_pll_table(struct drm_device * dev,uint16_t offset)3174 static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
3175 {
3176 	struct radeon_device *rdev = dev->dev_private;
3177 
3178 	if (offset) {
3179 		while (RBIOS8(offset)) {
3180 			uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6);
3181 			uint8_t addr = (RBIOS8(offset) & 0x3f);
3182 			uint32_t val, shift, tmp;
3183 			uint32_t and_mask, or_mask;
3184 
3185 			offset++;
3186 			switch (cmd) {
3187 			case 0:
3188 				val = RBIOS32(offset);
3189 				offset += 4;
3190 				WREG32_PLL(addr, val);
3191 				break;
3192 			case 1:
3193 				shift = RBIOS8(offset) * 8;
3194 				offset++;
3195 				and_mask = RBIOS8(offset) << shift;
3196 				and_mask |= ~(0xff << shift);
3197 				offset++;
3198 				or_mask = RBIOS8(offset) << shift;
3199 				offset++;
3200 				tmp = RREG32_PLL(addr);
3201 				tmp &= and_mask;
3202 				tmp |= or_mask;
3203 				WREG32_PLL(addr, tmp);
3204 				break;
3205 			case 2:
3206 			case 3:
3207 				tmp = 1000;
3208 				switch (addr) {
3209 				case 1:
3210 					udelay(150);
3211 					break;
3212 				case 2:
3213 					mdelay(1);
3214 					break;
3215 				case 3:
3216 					while (tmp--) {
3217 						if (!
3218 						    (RREG32_PLL
3219 						     (RADEON_CLK_PWRMGT_CNTL) &
3220 						     RADEON_MC_BUSY))
3221 							break;
3222 					}
3223 					break;
3224 				case 4:
3225 					while (tmp--) {
3226 						if (RREG32_PLL
3227 						    (RADEON_CLK_PWRMGT_CNTL) &
3228 						    RADEON_DLL_READY)
3229 							break;
3230 					}
3231 					break;
3232 				case 5:
3233 					tmp =
3234 					    RREG32_PLL(RADEON_CLK_PWRMGT_CNTL);
3235 					if (tmp & RADEON_CG_NO1_DEBUG_0) {
3236 #if 0
3237 						uint32_t mclk_cntl =
3238 						    RREG32_PLL
3239 						    (RADEON_MCLK_CNTL);
3240 						mclk_cntl &= 0xffff0000;
3241 						/*mclk_cntl |= 0x00001111;*//* ??? */
3242 						WREG32_PLL(RADEON_MCLK_CNTL,
3243 							   mclk_cntl);
3244 						mdelay(10);
3245 #endif
3246 						WREG32_PLL
3247 						    (RADEON_CLK_PWRMGT_CNTL,
3248 						     tmp &
3249 						     ~RADEON_CG_NO1_DEBUG_0);
3250 						mdelay(10);
3251 					}
3252 					break;
3253 				default:
3254 					break;
3255 				}
3256 				break;
3257 			default:
3258 				break;
3259 			}
3260 		}
3261 	}
3262 }
3263 
combios_parse_ram_reset_table(struct drm_device * dev,uint16_t offset)3264 static void combios_parse_ram_reset_table(struct drm_device *dev,
3265 					  uint16_t offset)
3266 {
3267 	struct radeon_device *rdev = dev->dev_private;
3268 	uint32_t tmp;
3269 
3270 	if (offset) {
3271 		uint8_t val = RBIOS8(offset);
3272 		while (val != 0xff) {
3273 			offset++;
3274 
3275 			if (val == 0x0f) {
3276 				uint32_t channel_complete_mask;
3277 
3278 				if (ASIC_IS_R300(rdev))
3279 					channel_complete_mask =
3280 					    R300_MEM_PWRUP_COMPLETE;
3281 				else
3282 					channel_complete_mask =
3283 					    RADEON_MEM_PWRUP_COMPLETE;
3284 				tmp = 20000;
3285 				while (tmp--) {
3286 					if ((RREG32(RADEON_MEM_STR_CNTL) &
3287 					     channel_complete_mask) ==
3288 					    channel_complete_mask)
3289 						break;
3290 				}
3291 			} else {
3292 				uint32_t or_mask = RBIOS16(offset);
3293 				offset += 2;
3294 
3295 				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3296 				tmp &= RADEON_SDRAM_MODE_MASK;
3297 				tmp |= or_mask;
3298 				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3299 
3300 				or_mask = val << 24;
3301 				tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3302 				tmp &= RADEON_B3MEM_RESET_MASK;
3303 				tmp |= or_mask;
3304 				WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp);
3305 			}
3306 			val = RBIOS8(offset);
3307 		}
3308 	}
3309 }
3310 
combios_detect_ram(struct drm_device * dev,int ram,int mem_addr_mapping)3311 static uint32_t combios_detect_ram(struct drm_device *dev, int ram,
3312 				   int mem_addr_mapping)
3313 {
3314 	struct radeon_device *rdev = dev->dev_private;
3315 	uint32_t mem_cntl;
3316 	uint32_t mem_size;
3317 	uint32_t addr = 0;
3318 
3319 	mem_cntl = RREG32(RADEON_MEM_CNTL);
3320 	if (mem_cntl & RV100_HALF_MODE)
3321 		ram /= 2;
3322 	mem_size = ram;
3323 	mem_cntl &= ~(0xff << 8);
3324 	mem_cntl |= (mem_addr_mapping & 0xff) << 8;
3325 	WREG32(RADEON_MEM_CNTL, mem_cntl);
3326 	RREG32(RADEON_MEM_CNTL);
3327 
3328 	/* sdram reset ? */
3329 
3330 	/* something like this????  */
3331 	while (ram--) {
3332 		addr = ram * 1024 * 1024;
3333 		/* write to each page */
3334 		WREG32_IDX((addr) | RADEON_MM_APER, 0xdeadbeef);
3335 		/* read back and verify */
3336 		if (RREG32_IDX((addr) | RADEON_MM_APER) != 0xdeadbeef)
3337 			return 0;
3338 	}
3339 
3340 	return mem_size;
3341 }
3342 
combios_write_ram_size(struct drm_device * dev)3343 static void combios_write_ram_size(struct drm_device *dev)
3344 {
3345 	struct radeon_device *rdev = dev->dev_private;
3346 	uint8_t rev;
3347 	uint16_t offset;
3348 	uint32_t mem_size = 0;
3349 	uint32_t mem_cntl = 0;
3350 
3351 	/* should do something smarter here I guess... */
3352 	if (rdev->flags & RADEON_IS_IGP)
3353 		return;
3354 
3355 	/* first check detected mem table */
3356 	offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE);
3357 	if (offset) {
3358 		rev = RBIOS8(offset);
3359 		if (rev < 3) {
3360 			mem_cntl = RBIOS32(offset + 1);
3361 			mem_size = RBIOS16(offset + 5);
3362 			if ((rdev->family < CHIP_R200) &&
3363 			    !ASIC_IS_RN50(rdev))
3364 				WREG32(RADEON_MEM_CNTL, mem_cntl);
3365 		}
3366 	}
3367 
3368 	if (!mem_size) {
3369 		offset =
3370 		    combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
3371 		if (offset) {
3372 			rev = RBIOS8(offset - 1);
3373 			if (rev < 1) {
3374 				if ((rdev->family < CHIP_R200)
3375 				    && !ASIC_IS_RN50(rdev)) {
3376 					int ram = 0;
3377 					int mem_addr_mapping = 0;
3378 
3379 					while (RBIOS8(offset)) {
3380 						ram = RBIOS8(offset);
3381 						mem_addr_mapping =
3382 						    RBIOS8(offset + 1);
3383 						if (mem_addr_mapping != 0x25)
3384 							ram *= 2;
3385 						mem_size =
3386 						    combios_detect_ram(dev, ram,
3387 								       mem_addr_mapping);
3388 						if (mem_size)
3389 							break;
3390 						offset += 2;
3391 					}
3392 				} else
3393 					mem_size = RBIOS8(offset);
3394 			} else {
3395 				mem_size = RBIOS8(offset);
3396 				mem_size *= 2;	/* convert to MB */
3397 			}
3398 		}
3399 	}
3400 
3401 	mem_size *= (1024 * 1024);	/* convert to bytes */
3402 	WREG32(RADEON_CONFIG_MEMSIZE, mem_size);
3403 }
3404 
radeon_combios_asic_init(struct drm_device * dev)3405 void radeon_combios_asic_init(struct drm_device *dev)
3406 {
3407 	struct radeon_device *rdev = dev->dev_private;
3408 	uint16_t table;
3409 
3410 	/* port hardcoded mac stuff from radeonfb */
3411 	if (rdev->bios == NULL)
3412 		return;
3413 
3414 	/* ASIC INIT 1 */
3415 	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
3416 	if (table)
3417 		combios_parse_mmio_table(dev, table);
3418 
3419 	/* PLL INIT */
3420 	table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
3421 	if (table)
3422 		combios_parse_pll_table(dev, table);
3423 
3424 	/* ASIC INIT 2 */
3425 	table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
3426 	if (table)
3427 		combios_parse_mmio_table(dev, table);
3428 
3429 	if (!(rdev->flags & RADEON_IS_IGP)) {
3430 		/* ASIC INIT 4 */
3431 		table =
3432 		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
3433 		if (table)
3434 			combios_parse_mmio_table(dev, table);
3435 
3436 		/* RAM RESET */
3437 		table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
3438 		if (table)
3439 			combios_parse_ram_reset_table(dev, table);
3440 
3441 		/* ASIC INIT 3 */
3442 		table =
3443 		    combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
3444 		if (table)
3445 			combios_parse_mmio_table(dev, table);
3446 
3447 		/* write CONFIG_MEMSIZE */
3448 		combios_write_ram_size(dev);
3449 	}
3450 
3451 	/* quirk for rs4xx HP nx6125 laptop to make it resume
3452 	 * - it hangs on resume inside the dynclk 1 table.
3453 	 */
3454 	if (rdev->family == CHIP_RS480 &&
3455 	    dev->pci_subvendor == 0x103c &&
3456 	    dev->pci_subdevice == 0x308b)
3457 		return;
3458 
3459 	/* quirk for rs4xx HP dv5000 laptop to make it resume
3460 	 * - it hangs on resume inside the dynclk 1 table.
3461 	 */
3462 	if (rdev->family == CHIP_RS480 &&
3463 	    dev->pci_subvendor == 0x103c &&
3464 	    dev->pci_subdevice == 0x30a4)
3465 		return;
3466 
3467 	/* quirk for rs4xx Compaq Presario V5245EU laptop to make it resume
3468 	 * - it hangs on resume inside the dynclk 1 table.
3469 	 */
3470 	if (rdev->family == CHIP_RS480 &&
3471 	    dev->pci_subvendor == 0x103c &&
3472 	    dev->pci_subdevice == 0x30ae)
3473 		return;
3474 
3475 	/* DYN CLK 1 */
3476 	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
3477 	if (table)
3478 		combios_parse_pll_table(dev, table);
3479 
3480 }
3481 
radeon_combios_initialize_bios_scratch_regs(struct drm_device * dev)3482 void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
3483 {
3484 	struct radeon_device *rdev = dev->dev_private;
3485 	uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
3486 
3487 	bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
3488 	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3489 	bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH);
3490 
3491 	/* let the bios control the backlight */
3492 	bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
3493 
3494 	/* tell the bios not to handle mode switching */
3495 	bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
3496 			   RADEON_ACC_MODE_CHANGE);
3497 
3498 	/* tell the bios a driver is loaded */
3499 	bios_7_scratch |= RADEON_DRV_LOADED;
3500 
3501 	WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
3502 	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3503 	WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
3504 }
3505 
radeon_combios_output_lock(struct drm_encoder * encoder,bool lock)3506 void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
3507 {
3508 	struct drm_device *dev = encoder->dev;
3509 	struct radeon_device *rdev = dev->dev_private;
3510 	uint32_t bios_6_scratch;
3511 
3512 	bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3513 
3514 	if (lock)
3515 		bios_6_scratch |= RADEON_DRIVER_CRITICAL;
3516 	else
3517 		bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
3518 
3519 	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3520 }
3521 
3522 void
radeon_combios_connected_scratch_regs(struct drm_connector * connector,struct drm_encoder * encoder,bool connected)3523 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
3524 				      struct drm_encoder *encoder,
3525 				      bool connected)
3526 {
3527 	struct drm_device *dev = connector->dev;
3528 	struct radeon_device *rdev = dev->dev_private;
3529 	struct radeon_connector *radeon_connector =
3530 	    to_radeon_connector(connector);
3531 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3532 	uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH);
3533 	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3534 
3535 	if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) &&
3536 	    (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) {
3537 		if (connected) {
3538 			DRM_DEBUG_KMS("TV1 connected\n");
3539 			/* fix me */
3540 			bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO;
3541 			/*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */
3542 			bios_5_scratch |= RADEON_TV1_ON;
3543 			bios_5_scratch |= RADEON_ACC_REQ_TV1;
3544 		} else {
3545 			DRM_DEBUG_KMS("TV1 disconnected\n");
3546 			bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK;
3547 			bios_5_scratch &= ~RADEON_TV1_ON;
3548 			bios_5_scratch &= ~RADEON_ACC_REQ_TV1;
3549 		}
3550 	}
3551 	if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
3552 	    (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
3553 		if (connected) {
3554 			DRM_DEBUG_KMS("LCD1 connected\n");
3555 			bios_4_scratch |= RADEON_LCD1_ATTACHED;
3556 			bios_5_scratch |= RADEON_LCD1_ON;
3557 			bios_5_scratch |= RADEON_ACC_REQ_LCD1;
3558 		} else {
3559 			DRM_DEBUG_KMS("LCD1 disconnected\n");
3560 			bios_4_scratch &= ~RADEON_LCD1_ATTACHED;
3561 			bios_5_scratch &= ~RADEON_LCD1_ON;
3562 			bios_5_scratch &= ~RADEON_ACC_REQ_LCD1;
3563 		}
3564 	}
3565 	if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
3566 	    (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
3567 		if (connected) {
3568 			DRM_DEBUG_KMS("CRT1 connected\n");
3569 			bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR;
3570 			bios_5_scratch |= RADEON_CRT1_ON;
3571 			bios_5_scratch |= RADEON_ACC_REQ_CRT1;
3572 		} else {
3573 			DRM_DEBUG_KMS("CRT1 disconnected\n");
3574 			bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK;
3575 			bios_5_scratch &= ~RADEON_CRT1_ON;
3576 			bios_5_scratch &= ~RADEON_ACC_REQ_CRT1;
3577 		}
3578 	}
3579 	if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
3580 	    (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
3581 		if (connected) {
3582 			DRM_DEBUG_KMS("CRT2 connected\n");
3583 			bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR;
3584 			bios_5_scratch |= RADEON_CRT2_ON;
3585 			bios_5_scratch |= RADEON_ACC_REQ_CRT2;
3586 		} else {
3587 			DRM_DEBUG_KMS("CRT2 disconnected\n");
3588 			bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK;
3589 			bios_5_scratch &= ~RADEON_CRT2_ON;
3590 			bios_5_scratch &= ~RADEON_ACC_REQ_CRT2;
3591 		}
3592 	}
3593 	if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
3594 	    (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
3595 		if (connected) {
3596 			DRM_DEBUG_KMS("DFP1 connected\n");
3597 			bios_4_scratch |= RADEON_DFP1_ATTACHED;
3598 			bios_5_scratch |= RADEON_DFP1_ON;
3599 			bios_5_scratch |= RADEON_ACC_REQ_DFP1;
3600 		} else {
3601 			DRM_DEBUG_KMS("DFP1 disconnected\n");
3602 			bios_4_scratch &= ~RADEON_DFP1_ATTACHED;
3603 			bios_5_scratch &= ~RADEON_DFP1_ON;
3604 			bios_5_scratch &= ~RADEON_ACC_REQ_DFP1;
3605 		}
3606 	}
3607 	if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
3608 	    (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
3609 		if (connected) {
3610 			DRM_DEBUG_KMS("DFP2 connected\n");
3611 			bios_4_scratch |= RADEON_DFP2_ATTACHED;
3612 			bios_5_scratch |= RADEON_DFP2_ON;
3613 			bios_5_scratch |= RADEON_ACC_REQ_DFP2;
3614 		} else {
3615 			DRM_DEBUG_KMS("DFP2 disconnected\n");
3616 			bios_4_scratch &= ~RADEON_DFP2_ATTACHED;
3617 			bios_5_scratch &= ~RADEON_DFP2_ON;
3618 			bios_5_scratch &= ~RADEON_ACC_REQ_DFP2;
3619 		}
3620 	}
3621 	WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch);
3622 	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3623 }
3624 
3625 void
radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder * encoder,int crtc)3626 radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc)
3627 {
3628 	struct drm_device *dev = encoder->dev;
3629 	struct radeon_device *rdev = dev->dev_private;
3630 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3631 	uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH);
3632 
3633 	if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
3634 		bios_5_scratch &= ~RADEON_TV1_CRTC_MASK;
3635 		bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT);
3636 	}
3637 	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
3638 		bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK;
3639 		bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT);
3640 	}
3641 	if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
3642 		bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK;
3643 		bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT);
3644 	}
3645 	if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
3646 		bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK;
3647 		bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT);
3648 	}
3649 	if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) {
3650 		bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK;
3651 		bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT);
3652 	}
3653 	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) {
3654 		bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK;
3655 		bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT);
3656 	}
3657 	WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch);
3658 }
3659 
3660 void
radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder * encoder,bool on)3661 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on)
3662 {
3663 	struct drm_device *dev = encoder->dev;
3664 	struct radeon_device *rdev = dev->dev_private;
3665 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
3666 	uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
3667 
3668 	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
3669 		if (on)
3670 			bios_6_scratch |= RADEON_TV_DPMS_ON;
3671 		else
3672 			bios_6_scratch &= ~RADEON_TV_DPMS_ON;
3673 	}
3674 	if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3675 		if (on)
3676 			bios_6_scratch |= RADEON_CRT_DPMS_ON;
3677 		else
3678 			bios_6_scratch &= ~RADEON_CRT_DPMS_ON;
3679 	}
3680 	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3681 		if (on)
3682 			bios_6_scratch |= RADEON_LCD_DPMS_ON;
3683 		else
3684 			bios_6_scratch &= ~RADEON_LCD_DPMS_ON;
3685 	}
3686 	if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
3687 		if (on)
3688 			bios_6_scratch |= RADEON_DFP_DPMS_ON;
3689 		else
3690 			bios_6_scratch &= ~RADEON_DFP_DPMS_ON;
3691 	}
3692 	WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
3693 }
3694