1 /*
2  * Copyright 2007-11 Advanced Micro Devices, Inc.
3  * Copyright 2008 Red Hat Inc.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be included in
13  * all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21  * OTHER DEALINGS IN THE SOFTWARE.
22  *
23  * Authors: Dave Airlie
24  *          Alex Deucher
25  */
26 
27 #include <linux/backlight.h>
28 #include <linux/dmi.h>
29 #include <linux/pci.h>
30 
31 #include <drm/drm_crtc_helper.h>
32 #include <drm/drm_file.h>
33 #include <drm/radeon_drm.h>
34 
35 #include "atom.h"
36 #include "radeon_atombios.h"
37 #include "radeon.h"
38 #include "radeon_asic.h"
39 #include "radeon_audio.h"
40 
41 extern int atom_debug;
42 
43 static u8
44 radeon_atom_get_backlight_level_from_reg(struct radeon_device *rdev)
45 {
46 	u8 backlight_level;
47 	u32 bios_2_scratch;
48 
49 	if (rdev->family >= CHIP_R600)
50 		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
51 	else
52 		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
53 
54 	backlight_level = ((bios_2_scratch & ATOM_S2_CURRENT_BL_LEVEL_MASK) >>
55 			   ATOM_S2_CURRENT_BL_LEVEL_SHIFT);
56 
57 	return backlight_level;
58 }
59 
60 static void
61 radeon_atom_set_backlight_level_to_reg(struct radeon_device *rdev,
62 				       u8 backlight_level)
63 {
64 	u32 bios_2_scratch;
65 
66 	if (rdev->family >= CHIP_R600)
67 		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
68 	else
69 		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
70 
71 	bios_2_scratch &= ~ATOM_S2_CURRENT_BL_LEVEL_MASK;
72 	bios_2_scratch |= ((backlight_level << ATOM_S2_CURRENT_BL_LEVEL_SHIFT) &
73 			   ATOM_S2_CURRENT_BL_LEVEL_MASK);
74 
75 	if (rdev->family >= CHIP_R600)
76 		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
77 	else
78 		WREG32(RADEON_BIOS_2_SCRATCH, bios_2_scratch);
79 }
80 
81 u8
82 atombios_get_backlight_level(struct radeon_encoder *radeon_encoder)
83 {
84 	struct drm_device *dev = radeon_encoder->base.dev;
85 	struct radeon_device *rdev = dev->dev_private;
86 
87 	if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
88 		return 0;
89 
90 	return radeon_atom_get_backlight_level_from_reg(rdev);
91 }
92 
93 void
94 atombios_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 level)
95 {
96 	struct drm_encoder *encoder = &radeon_encoder->base;
97 	struct drm_device *dev = radeon_encoder->base.dev;
98 	struct radeon_device *rdev = dev->dev_private;
99 	struct radeon_encoder_atom_dig *dig;
100 	DISPLAY_DEVICE_OUTPUT_CONTROL_PS_ALLOCATION args;
101 	int index;
102 
103 	if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
104 		return;
105 
106 	if ((radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) &&
107 	    radeon_encoder->enc_priv) {
108 		dig = radeon_encoder->enc_priv;
109 		dig->backlight_level = level;
110 		radeon_atom_set_backlight_level_to_reg(rdev, dig->backlight_level);
111 
112 		switch (radeon_encoder->encoder_id) {
113 		case ENCODER_OBJECT_ID_INTERNAL_LVDS:
114 		case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
115 			index = GetIndexIntoMasterTable(COMMAND, LCD1OutputControl);
116 			if (dig->backlight_level == 0) {
117 				args.ucAction = ATOM_LCD_BLOFF;
118 				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
119 			} else {
120 				args.ucAction = ATOM_LCD_BL_BRIGHTNESS_CONTROL;
121 				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
122 				args.ucAction = ATOM_LCD_BLON;
123 				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
124 			}
125 			break;
126 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
127 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
128 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
129 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
130 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
131 			if (dig->backlight_level == 0)
132 				atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
133 			else {
134 				atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_BL_BRIGHTNESS_CONTROL, 0, 0);
135 				atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
136 			}
137 			break;
138 		default:
139 			break;
140 		}
141 	}
142 }
143 
144 #if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)
145 
146 static u8 radeon_atom_bl_level(struct backlight_device *bd)
147 {
148 	u8 level;
149 
150 	/* Convert brightness to hardware level */
151 	if (bd->props.brightness < 0)
152 		level = 0;
153 	else if (bd->props.brightness > RADEON_MAX_BL_LEVEL)
154 		level = RADEON_MAX_BL_LEVEL;
155 	else
156 		level = bd->props.brightness;
157 
158 	return level;
159 }
160 
161 static int radeon_atom_backlight_update_status(struct backlight_device *bd)
162 {
163 	struct radeon_backlight_privdata *pdata = bl_get_data(bd);
164 	struct radeon_encoder *radeon_encoder = pdata->encoder;
165 
166 	atombios_set_backlight_level(radeon_encoder, radeon_atom_bl_level(bd));
167 
168 	return 0;
169 }
170 
171 static int radeon_atom_backlight_get_brightness(struct backlight_device *bd)
172 {
173 	struct radeon_backlight_privdata *pdata = bl_get_data(bd);
174 	struct radeon_encoder *radeon_encoder = pdata->encoder;
175 	struct drm_device *dev = radeon_encoder->base.dev;
176 	struct radeon_device *rdev = dev->dev_private;
177 
178 	return radeon_atom_get_backlight_level_from_reg(rdev);
179 }
180 
181 static const struct backlight_ops radeon_atom_backlight_ops = {
182 	.get_brightness = radeon_atom_backlight_get_brightness,
183 	.update_status	= radeon_atom_backlight_update_status,
184 };
185 
186 void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
187 				struct drm_connector *drm_connector)
188 {
189 	struct drm_device *dev = radeon_encoder->base.dev;
190 	struct radeon_device *rdev = dev->dev_private;
191 	struct backlight_device *bd;
192 	struct backlight_properties props;
193 	struct radeon_backlight_privdata *pdata;
194 	struct radeon_encoder_atom_dig *dig;
195 	char bl_name[16];
196 
197 	/* Mac laptops with multiple GPUs use the gmux driver for backlight
198 	 * so don't register a backlight device
199 	 */
200 	if ((rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
201 	    (rdev->pdev->device == 0x6741) &&
202 	    !dmi_match(DMI_PRODUCT_NAME, "iMac12,1"))
203 		return;
204 
205 	if (!radeon_encoder->enc_priv)
206 		return;
207 
208 	if (!rdev->is_atom_bios)
209 		return;
210 
211 	if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
212 		return;
213 
214 	pdata = kmalloc(sizeof(struct radeon_backlight_privdata), GFP_KERNEL);
215 	if (!pdata) {
216 		DRM_ERROR("Memory allocation failed\n");
217 		goto error;
218 	}
219 
220 	memset(&props, 0, sizeof(props));
221 	props.max_brightness = RADEON_MAX_BL_LEVEL;
222 	props.type = BACKLIGHT_RAW;
223 	snprintf(bl_name, sizeof(bl_name),
224 		 "radeon_bl%d", dev->primary->index);
225 	bd = backlight_device_register(bl_name, drm_connector->kdev,
226 				       pdata, &radeon_atom_backlight_ops, &props);
227 	if (IS_ERR(bd)) {
228 		DRM_ERROR("Backlight registration failed\n");
229 		goto error;
230 	}
231 
232 	pdata->encoder = radeon_encoder;
233 
234 	dig = radeon_encoder->enc_priv;
235 	dig->bl_dev = bd;
236 
237 	bd->props.brightness = radeon_atom_backlight_get_brightness(bd);
238 	/* Set a reasonable default here if the level is 0 otherwise
239 	 * fbdev will attempt to turn the backlight on after console
240 	 * unblanking and it will try and restore 0 which turns the backlight
241 	 * off again.
242 	 */
243 	if (bd->props.brightness == 0)
244 		bd->props.brightness = RADEON_MAX_BL_LEVEL;
245 	bd->props.power = FB_BLANK_UNBLANK;
246 	backlight_update_status(bd);
247 
248 	DRM_INFO("radeon atom DIG backlight initialized\n");
249 	rdev->mode_info.bl_encoder = radeon_encoder;
250 
251 	return;
252 
253 error:
254 	kfree(pdata);
255 	return;
256 }
257 
258 static void radeon_atom_backlight_exit(struct radeon_encoder *radeon_encoder)
259 {
260 	struct drm_device *dev = radeon_encoder->base.dev;
261 	struct radeon_device *rdev = dev->dev_private;
262 	struct backlight_device *bd = NULL;
263 	struct radeon_encoder_atom_dig *dig;
264 
265 	if (!radeon_encoder->enc_priv)
266 		return;
267 
268 	if (!rdev->is_atom_bios)
269 		return;
270 
271 	if (!(rdev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
272 		return;
273 
274 	dig = radeon_encoder->enc_priv;
275 	bd = dig->bl_dev;
276 	dig->bl_dev = NULL;
277 
278 	if (bd) {
279 		struct radeon_legacy_backlight_privdata *pdata;
280 
281 		pdata = bl_get_data(bd);
282 		backlight_device_unregister(bd);
283 		kfree(pdata);
284 
285 		DRM_INFO("radeon atom LVDS backlight unloaded\n");
286 	}
287 }
288 
289 #else /* !CONFIG_BACKLIGHT_CLASS_DEVICE */
290 
291 void radeon_atom_backlight_init(struct radeon_encoder *encoder)
292 {
293 }
294 
295 static void radeon_atom_backlight_exit(struct radeon_encoder *encoder)
296 {
297 }
298 
299 #endif
300 
301 static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
302 				   const struct drm_display_mode *mode,
303 				   struct drm_display_mode *adjusted_mode)
304 {
305 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
306 	struct drm_device *dev = encoder->dev;
307 	struct radeon_device *rdev = dev->dev_private;
308 
309 	/* set the active encoder to connector routing */
310 	radeon_encoder_set_active_device(encoder);
311 	drm_mode_set_crtcinfo(adjusted_mode, 0);
312 
313 	/* hw bug */
314 	if ((mode->flags & DRM_MODE_FLAG_INTERLACE)
315 	    && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
316 		adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
317 
318 	/* vertical FP must be at least 1 */
319 	if (mode->crtc_vsync_start == mode->crtc_vdisplay)
320 		adjusted_mode->crtc_vsync_start++;
321 
322 	/* get the native mode for scaling */
323 	if (radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT)) {
324 		radeon_panel_mode_fixup(encoder, adjusted_mode);
325 	} else if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT)) {
326 		struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
327 		if (tv_dac) {
328 			if (tv_dac->tv_std == TV_STD_NTSC ||
329 			    tv_dac->tv_std == TV_STD_NTSC_J ||
330 			    tv_dac->tv_std == TV_STD_PAL_M)
331 				radeon_atom_get_tv_timings(rdev, 0, adjusted_mode);
332 			else
333 				radeon_atom_get_tv_timings(rdev, 1, adjusted_mode);
334 		}
335 	} else if (radeon_encoder->rmx_type != RMX_OFF) {
336 		radeon_panel_mode_fixup(encoder, adjusted_mode);
337 	}
338 
339 	if (ASIC_IS_DCE3(rdev) &&
340 	    ((radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
341 	     (radeon_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE))) {
342 		struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
343 		radeon_dp_set_link_config(connector, adjusted_mode);
344 	}
345 
346 	return true;
347 }
348 
349 static void
350 atombios_dac_setup(struct drm_encoder *encoder, int action)
351 {
352 	struct drm_device *dev = encoder->dev;
353 	struct radeon_device *rdev = dev->dev_private;
354 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
355 	DAC_ENCODER_CONTROL_PS_ALLOCATION args;
356 	int index = 0;
357 	struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv;
358 
359 	memset(&args, 0, sizeof(args));
360 
361 	switch (radeon_encoder->encoder_id) {
362 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
363 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
364 		index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl);
365 		break;
366 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
367 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
368 		index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl);
369 		break;
370 	}
371 
372 	args.ucAction = action;
373 
374 	if (radeon_encoder->active_device & (ATOM_DEVICE_CRT_SUPPORT))
375 		args.ucDacStandard = ATOM_DAC1_PS2;
376 	else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
377 		args.ucDacStandard = ATOM_DAC1_CV;
378 	else {
379 		switch (dac_info->tv_std) {
380 		case TV_STD_PAL:
381 		case TV_STD_PAL_M:
382 		case TV_STD_SCART_PAL:
383 		case TV_STD_SECAM:
384 		case TV_STD_PAL_CN:
385 			args.ucDacStandard = ATOM_DAC1_PAL;
386 			break;
387 		case TV_STD_NTSC:
388 		case TV_STD_NTSC_J:
389 		case TV_STD_PAL_60:
390 		default:
391 			args.ucDacStandard = ATOM_DAC1_NTSC;
392 			break;
393 		}
394 	}
395 	args.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
396 
397 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
398 
399 }
400 
401 static void
402 atombios_tv_setup(struct drm_encoder *encoder, int action)
403 {
404 	struct drm_device *dev = encoder->dev;
405 	struct radeon_device *rdev = dev->dev_private;
406 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
407 	TV_ENCODER_CONTROL_PS_ALLOCATION args;
408 	int index = 0;
409 	struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv;
410 
411 	memset(&args, 0, sizeof(args));
412 
413 	index = GetIndexIntoMasterTable(COMMAND, TVEncoderControl);
414 
415 	args.sTVEncoder.ucAction = action;
416 
417 	if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
418 		args.sTVEncoder.ucTvStandard = ATOM_TV_CV;
419 	else {
420 		switch (dac_info->tv_std) {
421 		case TV_STD_NTSC:
422 			args.sTVEncoder.ucTvStandard = ATOM_TV_NTSC;
423 			break;
424 		case TV_STD_PAL:
425 			args.sTVEncoder.ucTvStandard = ATOM_TV_PAL;
426 			break;
427 		case TV_STD_PAL_M:
428 			args.sTVEncoder.ucTvStandard = ATOM_TV_PALM;
429 			break;
430 		case TV_STD_PAL_60:
431 			args.sTVEncoder.ucTvStandard = ATOM_TV_PAL60;
432 			break;
433 		case TV_STD_NTSC_J:
434 			args.sTVEncoder.ucTvStandard = ATOM_TV_NTSCJ;
435 			break;
436 		case TV_STD_SCART_PAL:
437 			args.sTVEncoder.ucTvStandard = ATOM_TV_PAL; /* ??? */
438 			break;
439 		case TV_STD_SECAM:
440 			args.sTVEncoder.ucTvStandard = ATOM_TV_SECAM;
441 			break;
442 		case TV_STD_PAL_CN:
443 			args.sTVEncoder.ucTvStandard = ATOM_TV_PALCN;
444 			break;
445 		default:
446 			args.sTVEncoder.ucTvStandard = ATOM_TV_NTSC;
447 			break;
448 		}
449 	}
450 
451 	args.sTVEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
452 
453 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
454 
455 }
456 
457 static u8 radeon_atom_get_bpc(struct drm_encoder *encoder)
458 {
459 	int bpc = 8;
460 
461 	if (encoder->crtc) {
462 		struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
463 		bpc = radeon_crtc->bpc;
464 	}
465 
466 	switch (bpc) {
467 	case 0:
468 		return PANEL_BPC_UNDEFINE;
469 	case 6:
470 		return PANEL_6BIT_PER_COLOR;
471 	case 8:
472 	default:
473 		return PANEL_8BIT_PER_COLOR;
474 	case 10:
475 		return PANEL_10BIT_PER_COLOR;
476 	case 12:
477 		return PANEL_12BIT_PER_COLOR;
478 	case 16:
479 		return PANEL_16BIT_PER_COLOR;
480 	}
481 }
482 
483 union dvo_encoder_control {
484 	ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds;
485 	DVO_ENCODER_CONTROL_PS_ALLOCATION dvo;
486 	DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3;
487 	DVO_ENCODER_CONTROL_PS_ALLOCATION_V1_4 dvo_v4;
488 };
489 
490 void
491 atombios_dvo_setup(struct drm_encoder *encoder, int action)
492 {
493 	struct drm_device *dev = encoder->dev;
494 	struct radeon_device *rdev = dev->dev_private;
495 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
496 	union dvo_encoder_control args;
497 	int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl);
498 	uint8_t frev, crev;
499 
500 	memset(&args, 0, sizeof(args));
501 
502 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
503 		return;
504 
505 	/* some R4xx chips have the wrong frev */
506 	if (rdev->family <= CHIP_RV410)
507 		frev = 1;
508 
509 	switch (frev) {
510 	case 1:
511 		switch (crev) {
512 		case 1:
513 			/* R4xx, R5xx */
514 			args.ext_tmds.sXTmdsEncoder.ucEnable = action;
515 
516 			if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
517 				args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL;
518 
519 			args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB;
520 			break;
521 		case 2:
522 			/* RS600/690/740 */
523 			args.dvo.sDVOEncoder.ucAction = action;
524 			args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
525 			/* DFP1, CRT1, TV1 depending on the type of port */
526 			args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX;
527 
528 			if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
529 				args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL;
530 			break;
531 		case 3:
532 			/* R6xx */
533 			args.dvo_v3.ucAction = action;
534 			args.dvo_v3.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
535 			args.dvo_v3.ucDVOConfig = 0; /* XXX */
536 			break;
537 		case 4:
538 			/* DCE8 */
539 			args.dvo_v4.ucAction = action;
540 			args.dvo_v4.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
541 			args.dvo_v4.ucDVOConfig = 0; /* XXX */
542 			args.dvo_v4.ucBitPerColor = radeon_atom_get_bpc(encoder);
543 			break;
544 		default:
545 			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
546 			break;
547 		}
548 		break;
549 	default:
550 		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
551 		break;
552 	}
553 
554 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
555 }
556 
557 union lvds_encoder_control {
558 	LVDS_ENCODER_CONTROL_PS_ALLOCATION    v1;
559 	LVDS_ENCODER_CONTROL_PS_ALLOCATION_V2 v2;
560 };
561 
562 void
563 atombios_digital_setup(struct drm_encoder *encoder, int action)
564 {
565 	struct drm_device *dev = encoder->dev;
566 	struct radeon_device *rdev = dev->dev_private;
567 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
568 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
569 	union lvds_encoder_control args;
570 	int index = 0;
571 	int hdmi_detected = 0;
572 	uint8_t frev, crev;
573 
574 	if (!dig)
575 		return;
576 
577 	if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
578 		hdmi_detected = 1;
579 
580 	memset(&args, 0, sizeof(args));
581 
582 	switch (radeon_encoder->encoder_id) {
583 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
584 		index = GetIndexIntoMasterTable(COMMAND, LVDSEncoderControl);
585 		break;
586 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
587 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
588 		index = GetIndexIntoMasterTable(COMMAND, TMDS1EncoderControl);
589 		break;
590 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
591 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
592 			index = GetIndexIntoMasterTable(COMMAND, LVDSEncoderControl);
593 		else
594 			index = GetIndexIntoMasterTable(COMMAND, TMDS2EncoderControl);
595 		break;
596 	}
597 
598 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
599 		return;
600 
601 	switch (frev) {
602 	case 1:
603 	case 2:
604 		switch (crev) {
605 		case 1:
606 			args.v1.ucMisc = 0;
607 			args.v1.ucAction = action;
608 			if (hdmi_detected)
609 				args.v1.ucMisc |= PANEL_ENCODER_MISC_HDMI_TYPE;
610 			args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
611 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
612 				if (dig->lcd_misc & ATOM_PANEL_MISC_DUAL)
613 					args.v1.ucMisc |= PANEL_ENCODER_MISC_DUAL;
614 				if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB)
615 					args.v1.ucMisc |= ATOM_PANEL_MISC_888RGB;
616 			} else {
617 				if (dig->linkb)
618 					args.v1.ucMisc |= PANEL_ENCODER_MISC_TMDS_LINKB;
619 				if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
620 					args.v1.ucMisc |= PANEL_ENCODER_MISC_DUAL;
621 				/*if (pScrn->rgbBits == 8) */
622 				args.v1.ucMisc |= ATOM_PANEL_MISC_888RGB;
623 			}
624 			break;
625 		case 2:
626 		case 3:
627 			args.v2.ucMisc = 0;
628 			args.v2.ucAction = action;
629 			if (crev == 3) {
630 				if (dig->coherent_mode)
631 					args.v2.ucMisc |= PANEL_ENCODER_MISC_COHERENT;
632 			}
633 			if (hdmi_detected)
634 				args.v2.ucMisc |= PANEL_ENCODER_MISC_HDMI_TYPE;
635 			args.v2.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
636 			args.v2.ucTruncate = 0;
637 			args.v2.ucSpatial = 0;
638 			args.v2.ucTemporal = 0;
639 			args.v2.ucFRC = 0;
640 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
641 				if (dig->lcd_misc & ATOM_PANEL_MISC_DUAL)
642 					args.v2.ucMisc |= PANEL_ENCODER_MISC_DUAL;
643 				if (dig->lcd_misc & ATOM_PANEL_MISC_SPATIAL) {
644 					args.v2.ucSpatial = PANEL_ENCODER_SPATIAL_DITHER_EN;
645 					if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB)
646 						args.v2.ucSpatial |= PANEL_ENCODER_SPATIAL_DITHER_DEPTH;
647 				}
648 				if (dig->lcd_misc & ATOM_PANEL_MISC_TEMPORAL) {
649 					args.v2.ucTemporal = PANEL_ENCODER_TEMPORAL_DITHER_EN;
650 					if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB)
651 						args.v2.ucTemporal |= PANEL_ENCODER_TEMPORAL_DITHER_DEPTH;
652 					if (((dig->lcd_misc >> ATOM_PANEL_MISC_GREY_LEVEL_SHIFT) & 0x3) == 2)
653 						args.v2.ucTemporal |= PANEL_ENCODER_TEMPORAL_LEVEL_4;
654 				}
655 			} else {
656 				if (dig->linkb)
657 					args.v2.ucMisc |= PANEL_ENCODER_MISC_TMDS_LINKB;
658 				if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
659 					args.v2.ucMisc |= PANEL_ENCODER_MISC_DUAL;
660 			}
661 			break;
662 		default:
663 			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
664 			break;
665 		}
666 		break;
667 	default:
668 		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
669 		break;
670 	}
671 
672 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
673 }
674 
675 int
676 atombios_get_encoder_mode(struct drm_encoder *encoder)
677 {
678 	struct drm_device *dev = encoder->dev;
679 	struct radeon_device *rdev = dev->dev_private;
680 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
681 	struct drm_connector *connector;
682 	struct radeon_connector *radeon_connector;
683 	struct radeon_connector_atom_dig *dig_connector;
684 	struct radeon_encoder_atom_dig *dig_enc;
685 
686 	if (radeon_encoder_is_digital(encoder)) {
687 		dig_enc = radeon_encoder->enc_priv;
688 		if (dig_enc->active_mst_links)
689 			return ATOM_ENCODER_MODE_DP_MST;
690 	}
691 	if (radeon_encoder->is_mst_encoder || radeon_encoder->offset)
692 		return ATOM_ENCODER_MODE_DP_MST;
693 	/* dp bridges are always DP */
694 	if (radeon_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)
695 		return ATOM_ENCODER_MODE_DP;
696 
697 	/* DVO is always DVO */
698 	if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DVO1) ||
699 	    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
700 		return ATOM_ENCODER_MODE_DVO;
701 
702 	connector = radeon_get_connector_for_encoder(encoder);
703 	/* if we don't have an active device yet, just use one of
704 	 * the connectors tied to the encoder.
705 	 */
706 	if (!connector)
707 		connector = radeon_get_connector_for_encoder_init(encoder);
708 	radeon_connector = to_radeon_connector(connector);
709 
710 	switch (connector->connector_type) {
711 	case DRM_MODE_CONNECTOR_DVII:
712 	case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
713 		if (radeon_audio != 0) {
714 			if (radeon_connector->use_digital &&
715 			    (radeon_connector->audio == RADEON_AUDIO_ENABLE))
716 				return ATOM_ENCODER_MODE_HDMI;
717 			else if (drm_detect_hdmi_monitor(radeon_connector_edid(connector)) &&
718 				 (radeon_connector->audio == RADEON_AUDIO_AUTO))
719 				return ATOM_ENCODER_MODE_HDMI;
720 			else if (radeon_connector->use_digital)
721 				return ATOM_ENCODER_MODE_DVI;
722 			else
723 				return ATOM_ENCODER_MODE_CRT;
724 		} else if (radeon_connector->use_digital) {
725 			return ATOM_ENCODER_MODE_DVI;
726 		} else {
727 			return ATOM_ENCODER_MODE_CRT;
728 		}
729 		break;
730 	case DRM_MODE_CONNECTOR_DVID:
731 	case DRM_MODE_CONNECTOR_HDMIA:
732 	default:
733 		if (radeon_audio != 0) {
734 			if (radeon_connector->audio == RADEON_AUDIO_ENABLE)
735 				return ATOM_ENCODER_MODE_HDMI;
736 			else if (drm_detect_hdmi_monitor(radeon_connector_edid(connector)) &&
737 				 (radeon_connector->audio == RADEON_AUDIO_AUTO))
738 				return ATOM_ENCODER_MODE_HDMI;
739 			else
740 				return ATOM_ENCODER_MODE_DVI;
741 		} else {
742 			return ATOM_ENCODER_MODE_DVI;
743 		}
744 		break;
745 	case DRM_MODE_CONNECTOR_LVDS:
746 		return ATOM_ENCODER_MODE_LVDS;
747 		break;
748 	case DRM_MODE_CONNECTOR_DisplayPort:
749 		dig_connector = radeon_connector->con_priv;
750 		if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
751 		    (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
752 			if (radeon_audio != 0 &&
753 			    drm_detect_monitor_audio(radeon_connector_edid(connector)) &&
754 			    ASIC_IS_DCE4(rdev) && !ASIC_IS_DCE5(rdev))
755 				return ATOM_ENCODER_MODE_DP_AUDIO;
756 			return ATOM_ENCODER_MODE_DP;
757 		} else if (radeon_audio != 0) {
758 			if (radeon_connector->audio == RADEON_AUDIO_ENABLE)
759 				return ATOM_ENCODER_MODE_HDMI;
760 			else if (drm_detect_hdmi_monitor(radeon_connector_edid(connector)) &&
761 				 (radeon_connector->audio == RADEON_AUDIO_AUTO))
762 				return ATOM_ENCODER_MODE_HDMI;
763 			else
764 				return ATOM_ENCODER_MODE_DVI;
765 		} else {
766 			return ATOM_ENCODER_MODE_DVI;
767 		}
768 		break;
769 	case DRM_MODE_CONNECTOR_eDP:
770 		if (radeon_audio != 0 &&
771 		    drm_detect_monitor_audio(radeon_connector_edid(connector)) &&
772 		    ASIC_IS_DCE4(rdev) && !ASIC_IS_DCE5(rdev))
773 			return ATOM_ENCODER_MODE_DP_AUDIO;
774 		return ATOM_ENCODER_MODE_DP;
775 	case DRM_MODE_CONNECTOR_DVIA:
776 	case DRM_MODE_CONNECTOR_VGA:
777 		return ATOM_ENCODER_MODE_CRT;
778 		break;
779 	case DRM_MODE_CONNECTOR_Composite:
780 	case DRM_MODE_CONNECTOR_SVIDEO:
781 	case DRM_MODE_CONNECTOR_9PinDIN:
782 		/* fix me */
783 		return ATOM_ENCODER_MODE_TV;
784 		/*return ATOM_ENCODER_MODE_CV;*/
785 		break;
786 	}
787 }
788 
789 /*
790  * DIG Encoder/Transmitter Setup
791  *
792  * DCE 3.0/3.1
793  * - 2 DIG transmitter blocks. UNIPHY (links A and B) and LVTMA.
794  * Supports up to 3 digital outputs
795  * - 2 DIG encoder blocks.
796  * DIG1 can drive UNIPHY link A or link B
797  * DIG2 can drive UNIPHY link B or LVTMA
798  *
799  * DCE 3.2
800  * - 3 DIG transmitter blocks. UNIPHY0/1/2 (links A and B).
801  * Supports up to 5 digital outputs
802  * - 2 DIG encoder blocks.
803  * DIG1/2 can drive UNIPHY0/1/2 link A or link B
804  *
805  * DCE 4.0/5.0/6.0
806  * - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B).
807  * Supports up to 6 digital outputs
808  * - 6 DIG encoder blocks.
809  * - DIG to PHY mapping is hardcoded
810  * DIG1 drives UNIPHY0 link A, A+B
811  * DIG2 drives UNIPHY0 link B
812  * DIG3 drives UNIPHY1 link A, A+B
813  * DIG4 drives UNIPHY1 link B
814  * DIG5 drives UNIPHY2 link A, A+B
815  * DIG6 drives UNIPHY2 link B
816  *
817  * DCE 4.1
818  * - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B).
819  * Supports up to 6 digital outputs
820  * - 2 DIG encoder blocks.
821  * llano
822  * DIG1/2 can drive UNIPHY0/1/2 link A or link B
823  * ontario
824  * DIG1 drives UNIPHY0/1/2 link A
825  * DIG2 drives UNIPHY0/1/2 link B
826  *
827  * Routing
828  * crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
829  * Examples:
830  * crtc0 -> dig2 -> LVTMA   links A+B -> TMDS/HDMI
831  * crtc1 -> dig1 -> UNIPHY0 link  B   -> DP
832  * crtc0 -> dig1 -> UNIPHY2 link  A   -> LVDS
833  * crtc1 -> dig2 -> UNIPHY1 link  B+A -> TMDS/HDMI
834  */
835 
836 union dig_encoder_control {
837 	DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
838 	DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
839 	DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
840 	DIG_ENCODER_CONTROL_PARAMETERS_V4 v4;
841 };
842 
843 void
844 atombios_dig_encoder_setup2(struct drm_encoder *encoder, int action, int panel_mode, int enc_override)
845 {
846 	struct drm_device *dev = encoder->dev;
847 	struct radeon_device *rdev = dev->dev_private;
848 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
849 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
850 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
851 	union dig_encoder_control args;
852 	int index = 0;
853 	uint8_t frev, crev;
854 	int dp_clock = 0;
855 	int dp_lane_count = 0;
856 	int hpd_id = RADEON_HPD_NONE;
857 
858 	if (connector) {
859 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
860 		struct radeon_connector_atom_dig *dig_connector =
861 			radeon_connector->con_priv;
862 
863 		dp_clock = dig_connector->dp_clock;
864 		dp_lane_count = dig_connector->dp_lane_count;
865 		hpd_id = radeon_connector->hpd.hpd;
866 	}
867 
868 	/* no dig encoder assigned */
869 	if (dig->dig_encoder == -1)
870 		return;
871 
872 	memset(&args, 0, sizeof(args));
873 
874 	if (ASIC_IS_DCE4(rdev))
875 		index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
876 	else {
877 		if (dig->dig_encoder)
878 			index = GetIndexIntoMasterTable(COMMAND, DIG2EncoderControl);
879 		else
880 			index = GetIndexIntoMasterTable(COMMAND, DIG1EncoderControl);
881 	}
882 
883 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
884 		return;
885 
886 	switch (frev) {
887 	case 1:
888 		switch (crev) {
889 		case 1:
890 			args.v1.ucAction = action;
891 			args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
892 			if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
893 				args.v3.ucPanelMode = panel_mode;
894 			else
895 				args.v1.ucEncoderMode = atombios_get_encoder_mode(encoder);
896 
897 			if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode))
898 				args.v1.ucLaneNum = dp_lane_count;
899 			else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
900 				args.v1.ucLaneNum = 8;
901 			else
902 				args.v1.ucLaneNum = 4;
903 
904 			switch (radeon_encoder->encoder_id) {
905 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
906 				args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
907 				break;
908 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
909 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
910 				args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
911 				break;
912 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
913 				args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
914 				break;
915 			}
916 			if (dig->linkb)
917 				args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
918 			else
919 				args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
920 
921 			if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode) && (dp_clock == 270000))
922 				args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
923 
924 			break;
925 		case 2:
926 		case 3:
927 			args.v3.ucAction = action;
928 			args.v3.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
929 			if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
930 				args.v3.ucPanelMode = panel_mode;
931 			else
932 				args.v3.ucEncoderMode = atombios_get_encoder_mode(encoder);
933 
934 			if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode))
935 				args.v3.ucLaneNum = dp_lane_count;
936 			else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
937 				args.v3.ucLaneNum = 8;
938 			else
939 				args.v3.ucLaneNum = 4;
940 
941 			if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode) && (dp_clock == 270000))
942 				args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
943 			if (enc_override != -1)
944 				args.v3.acConfig.ucDigSel = enc_override;
945 			else
946 				args.v3.acConfig.ucDigSel = dig->dig_encoder;
947 			args.v3.ucBitPerColor = radeon_atom_get_bpc(encoder);
948 			break;
949 		case 4:
950 			args.v4.ucAction = action;
951 			args.v4.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
952 			if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
953 				args.v4.ucPanelMode = panel_mode;
954 			else
955 				args.v4.ucEncoderMode = atombios_get_encoder_mode(encoder);
956 
957 			if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode))
958 				args.v4.ucLaneNum = dp_lane_count;
959 			else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
960 				args.v4.ucLaneNum = 8;
961 			else
962 				args.v4.ucLaneNum = 4;
963 
964 			if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode)) {
965 				if (dp_clock == 540000)
966 					args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ;
967 				else if (dp_clock == 324000)
968 					args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_3_24GHZ;
969 				else if (dp_clock == 270000)
970 					args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_2_70GHZ;
971 				else
972 					args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_1_62GHZ;
973 			}
974 
975 			if (enc_override != -1)
976 				args.v4.acConfig.ucDigSel = enc_override;
977 			else
978 				args.v4.acConfig.ucDigSel = dig->dig_encoder;
979 			args.v4.ucBitPerColor = radeon_atom_get_bpc(encoder);
980 			if (hpd_id == RADEON_HPD_NONE)
981 				args.v4.ucHPD_ID = 0;
982 			else
983 				args.v4.ucHPD_ID = hpd_id + 1;
984 			break;
985 		default:
986 			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
987 			break;
988 		}
989 		break;
990 	default:
991 		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
992 		break;
993 	}
994 
995 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
996 
997 }
998 
999 void
1000 atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode)
1001 {
1002 	atombios_dig_encoder_setup2(encoder, action, panel_mode, -1);
1003 }
1004 
1005 union dig_transmitter_control {
1006 	DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
1007 	DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
1008 	DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
1009 	DIG_TRANSMITTER_CONTROL_PARAMETERS_V4 v4;
1010 	DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_5 v5;
1011 };
1012 
1013 void
1014 atombios_dig_transmitter_setup2(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set, int fe)
1015 {
1016 	struct drm_device *dev = encoder->dev;
1017 	struct radeon_device *rdev = dev->dev_private;
1018 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1019 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
1020 	struct drm_connector *connector;
1021 	union dig_transmitter_control args;
1022 	int index = 0;
1023 	uint8_t frev, crev;
1024 	bool is_dp = false;
1025 	int pll_id = 0;
1026 	int dp_clock = 0;
1027 	int dp_lane_count = 0;
1028 	int connector_object_id = 0;
1029 	int igp_lane_info = 0;
1030 	int dig_encoder = dig->dig_encoder;
1031 	int hpd_id = RADEON_HPD_NONE;
1032 
1033 	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
1034 		connector = radeon_get_connector_for_encoder_init(encoder);
1035 		/* just needed to avoid bailing in the encoder check.  the encoder
1036 		 * isn't used for init
1037 		 */
1038 		dig_encoder = 0;
1039 	} else
1040 		connector = radeon_get_connector_for_encoder(encoder);
1041 
1042 	if (connector) {
1043 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1044 		struct radeon_connector_atom_dig *dig_connector =
1045 			radeon_connector->con_priv;
1046 
1047 		hpd_id = radeon_connector->hpd.hpd;
1048 		dp_clock = dig_connector->dp_clock;
1049 		dp_lane_count = dig_connector->dp_lane_count;
1050 		connector_object_id =
1051 			(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1052 		igp_lane_info = dig_connector->igp_lane_info;
1053 	}
1054 
1055 	if (encoder->crtc) {
1056 		struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1057 		pll_id = radeon_crtc->pll_id;
1058 	}
1059 
1060 	/* no dig encoder assigned */
1061 	if (dig_encoder == -1)
1062 		return;
1063 
1064 	if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)))
1065 		is_dp = true;
1066 
1067 	memset(&args, 0, sizeof(args));
1068 
1069 	switch (radeon_encoder->encoder_id) {
1070 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1071 		index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
1072 		break;
1073 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1074 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1075 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1076 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1077 		index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
1078 		break;
1079 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1080 		index = GetIndexIntoMasterTable(COMMAND, LVTMATransmitterControl);
1081 		break;
1082 	}
1083 
1084 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1085 		return;
1086 
1087 	switch (frev) {
1088 	case 1:
1089 		switch (crev) {
1090 		case 1:
1091 			args.v1.ucAction = action;
1092 			if (action == ATOM_TRANSMITTER_ACTION_INIT) {
1093 				args.v1.usInitInfo = cpu_to_le16(connector_object_id);
1094 			} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
1095 				args.v1.asMode.ucLaneSel = lane_num;
1096 				args.v1.asMode.ucLaneSet = lane_set;
1097 			} else {
1098 				if (is_dp)
1099 					args.v1.usPixelClock = cpu_to_le16(dp_clock / 10);
1100 				else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1101 					args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
1102 				else
1103 					args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1104 			}
1105 
1106 			args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
1107 
1108 			if (dig_encoder)
1109 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
1110 			else
1111 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
1112 
1113 			if ((rdev->flags & RADEON_IS_IGP) &&
1114 			    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_UNIPHY)) {
1115 				if (is_dp ||
1116 				    !radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock)) {
1117 					if (igp_lane_info & 0x1)
1118 						args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_3;
1119 					else if (igp_lane_info & 0x2)
1120 						args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_4_7;
1121 					else if (igp_lane_info & 0x4)
1122 						args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_11;
1123 					else if (igp_lane_info & 0x8)
1124 						args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_12_15;
1125 				} else {
1126 					if (igp_lane_info & 0x3)
1127 						args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_7;
1128 					else if (igp_lane_info & 0xc)
1129 						args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_15;
1130 				}
1131 			}
1132 
1133 			if (dig->linkb)
1134 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
1135 			else
1136 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKA;
1137 
1138 			if (is_dp)
1139 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
1140 			else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1141 				if (dig->coherent_mode)
1142 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
1143 				if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1144 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_8LANE_LINK;
1145 			}
1146 			break;
1147 		case 2:
1148 			args.v2.ucAction = action;
1149 			if (action == ATOM_TRANSMITTER_ACTION_INIT) {
1150 				args.v2.usInitInfo = cpu_to_le16(connector_object_id);
1151 			} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
1152 				args.v2.asMode.ucLaneSel = lane_num;
1153 				args.v2.asMode.ucLaneSet = lane_set;
1154 			} else {
1155 				if (is_dp)
1156 					args.v2.usPixelClock = cpu_to_le16(dp_clock / 10);
1157 				else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1158 					args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
1159 				else
1160 					args.v2.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1161 			}
1162 
1163 			args.v2.acConfig.ucEncoderSel = dig_encoder;
1164 			if (dig->linkb)
1165 				args.v2.acConfig.ucLinkSel = 1;
1166 
1167 			switch (radeon_encoder->encoder_id) {
1168 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1169 				args.v2.acConfig.ucTransmitterSel = 0;
1170 				break;
1171 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1172 				args.v2.acConfig.ucTransmitterSel = 1;
1173 				break;
1174 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1175 				args.v2.acConfig.ucTransmitterSel = 2;
1176 				break;
1177 			}
1178 
1179 			if (is_dp) {
1180 				args.v2.acConfig.fCoherentMode = 1;
1181 				args.v2.acConfig.fDPConnector = 1;
1182 			} else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1183 				if (dig->coherent_mode)
1184 					args.v2.acConfig.fCoherentMode = 1;
1185 				if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1186 					args.v2.acConfig.fDualLinkConnector = 1;
1187 			}
1188 			break;
1189 		case 3:
1190 			args.v3.ucAction = action;
1191 			if (action == ATOM_TRANSMITTER_ACTION_INIT) {
1192 				args.v3.usInitInfo = cpu_to_le16(connector_object_id);
1193 			} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
1194 				args.v3.asMode.ucLaneSel = lane_num;
1195 				args.v3.asMode.ucLaneSet = lane_set;
1196 			} else {
1197 				if (is_dp)
1198 					args.v3.usPixelClock = cpu_to_le16(dp_clock / 10);
1199 				else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1200 					args.v3.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
1201 				else
1202 					args.v3.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1203 			}
1204 
1205 			if (is_dp)
1206 				args.v3.ucLaneNum = dp_lane_count;
1207 			else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1208 				args.v3.ucLaneNum = 8;
1209 			else
1210 				args.v3.ucLaneNum = 4;
1211 
1212 			if (dig->linkb)
1213 				args.v3.acConfig.ucLinkSel = 1;
1214 			if (dig_encoder & 1)
1215 				args.v3.acConfig.ucEncoderSel = 1;
1216 
1217 			/* Select the PLL for the PHY
1218 			 * DP PHY should be clocked from external src if there is
1219 			 * one.
1220 			 */
1221 			/* On DCE4, if there is an external clock, it generates the DP ref clock */
1222 			if (is_dp && rdev->clock.dp_extclk)
1223 				args.v3.acConfig.ucRefClkSource = 2; /* external src */
1224 			else
1225 				args.v3.acConfig.ucRefClkSource = pll_id;
1226 
1227 			switch (radeon_encoder->encoder_id) {
1228 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1229 				args.v3.acConfig.ucTransmitterSel = 0;
1230 				break;
1231 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1232 				args.v3.acConfig.ucTransmitterSel = 1;
1233 				break;
1234 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1235 				args.v3.acConfig.ucTransmitterSel = 2;
1236 				break;
1237 			}
1238 
1239 			if (is_dp)
1240 				args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
1241 			else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1242 				if (dig->coherent_mode)
1243 					args.v3.acConfig.fCoherentMode = 1;
1244 				if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1245 					args.v3.acConfig.fDualLinkConnector = 1;
1246 			}
1247 			break;
1248 		case 4:
1249 			args.v4.ucAction = action;
1250 			if (action == ATOM_TRANSMITTER_ACTION_INIT) {
1251 				args.v4.usInitInfo = cpu_to_le16(connector_object_id);
1252 			} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
1253 				args.v4.asMode.ucLaneSel = lane_num;
1254 				args.v4.asMode.ucLaneSet = lane_set;
1255 			} else {
1256 				if (is_dp)
1257 					args.v4.usPixelClock = cpu_to_le16(dp_clock / 10);
1258 				else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1259 					args.v4.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
1260 				else
1261 					args.v4.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1262 			}
1263 
1264 			if (is_dp)
1265 				args.v4.ucLaneNum = dp_lane_count;
1266 			else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1267 				args.v4.ucLaneNum = 8;
1268 			else
1269 				args.v4.ucLaneNum = 4;
1270 
1271 			if (dig->linkb)
1272 				args.v4.acConfig.ucLinkSel = 1;
1273 			if (dig_encoder & 1)
1274 				args.v4.acConfig.ucEncoderSel = 1;
1275 
1276 			/* Select the PLL for the PHY
1277 			 * DP PHY should be clocked from external src if there is
1278 			 * one.
1279 			 */
1280 			/* On DCE5 DCPLL usually generates the DP ref clock */
1281 			if (is_dp) {
1282 				if (rdev->clock.dp_extclk)
1283 					args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_EXTCLK;
1284 				else
1285 					args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_DCPLL;
1286 			} else
1287 				args.v4.acConfig.ucRefClkSource = pll_id;
1288 
1289 			switch (radeon_encoder->encoder_id) {
1290 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1291 				args.v4.acConfig.ucTransmitterSel = 0;
1292 				break;
1293 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1294 				args.v4.acConfig.ucTransmitterSel = 1;
1295 				break;
1296 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1297 				args.v4.acConfig.ucTransmitterSel = 2;
1298 				break;
1299 			}
1300 
1301 			if (is_dp)
1302 				args.v4.acConfig.fCoherentMode = 1; /* DP requires coherent */
1303 			else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1304 				if (dig->coherent_mode)
1305 					args.v4.acConfig.fCoherentMode = 1;
1306 				if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1307 					args.v4.acConfig.fDualLinkConnector = 1;
1308 			}
1309 			break;
1310 		case 5:
1311 			args.v5.ucAction = action;
1312 			if (is_dp)
1313 				args.v5.usSymClock = cpu_to_le16(dp_clock / 10);
1314 			else
1315 				args.v5.usSymClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1316 
1317 			switch (radeon_encoder->encoder_id) {
1318 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1319 				if (dig->linkb)
1320 					args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYB;
1321 				else
1322 					args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYA;
1323 				break;
1324 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1325 				if (dig->linkb)
1326 					args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYD;
1327 				else
1328 					args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYC;
1329 				break;
1330 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1331 				if (dig->linkb)
1332 					args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYF;
1333 				else
1334 					args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYE;
1335 				break;
1336 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1337 				args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYG;
1338 				break;
1339 			}
1340 			if (is_dp)
1341 				args.v5.ucLaneNum = dp_lane_count;
1342 			else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1343 				args.v5.ucLaneNum = 8;
1344 			else
1345 				args.v5.ucLaneNum = 4;
1346 			args.v5.ucConnObjId = connector_object_id;
1347 			args.v5.ucDigMode = atombios_get_encoder_mode(encoder);
1348 
1349 			if (is_dp && rdev->clock.dp_extclk)
1350 				args.v5.asConfig.ucPhyClkSrcId = ENCODER_REFCLK_SRC_EXTCLK;
1351 			else
1352 				args.v5.asConfig.ucPhyClkSrcId = pll_id;
1353 
1354 			if (is_dp)
1355 				args.v5.asConfig.ucCoherentMode = 1; /* DP requires coherent */
1356 			else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1357 				if (dig->coherent_mode)
1358 					args.v5.asConfig.ucCoherentMode = 1;
1359 			}
1360 			if (hpd_id == RADEON_HPD_NONE)
1361 				args.v5.asConfig.ucHPDSel = 0;
1362 			else
1363 				args.v5.asConfig.ucHPDSel = hpd_id + 1;
1364 			args.v5.ucDigEncoderSel = (fe != -1) ? (1 << fe) : (1 << dig_encoder);
1365 			args.v5.ucDPLaneSet = lane_set;
1366 			break;
1367 		default:
1368 			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1369 			break;
1370 		}
1371 		break;
1372 	default:
1373 		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1374 		break;
1375 	}
1376 
1377 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1378 }
1379 
1380 void
1381 atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set)
1382 {
1383 	atombios_dig_transmitter_setup2(encoder, action, lane_num, lane_set, -1);
1384 }
1385 
1386 bool
1387 atombios_set_edp_panel_power(struct drm_connector *connector, int action)
1388 {
1389 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1390 	struct drm_device *dev = radeon_connector->base.dev;
1391 	struct radeon_device *rdev = dev->dev_private;
1392 	union dig_transmitter_control args;
1393 	int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
1394 	uint8_t frev, crev;
1395 
1396 	if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
1397 		goto done;
1398 
1399 	if (!ASIC_IS_DCE4(rdev))
1400 		goto done;
1401 
1402 	if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) &&
1403 	    (action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
1404 		goto done;
1405 
1406 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1407 		goto done;
1408 
1409 	memset(&args, 0, sizeof(args));
1410 
1411 	args.v1.ucAction = action;
1412 
1413 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1414 
1415 	/* wait for the panel to power up */
1416 	if (action == ATOM_TRANSMITTER_ACTION_POWER_ON) {
1417 		int i;
1418 
1419 		for (i = 0; i < 300; i++) {
1420 			if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1421 				return true;
1422 			mdelay(1);
1423 		}
1424 		return false;
1425 	}
1426 done:
1427 	return true;
1428 }
1429 
1430 union external_encoder_control {
1431 	EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1;
1432 	EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION_V3 v3;
1433 };
1434 
1435 static void
1436 atombios_external_encoder_setup(struct drm_encoder *encoder,
1437 				struct drm_encoder *ext_encoder,
1438 				int action)
1439 {
1440 	struct drm_device *dev = encoder->dev;
1441 	struct radeon_device *rdev = dev->dev_private;
1442 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1443 	struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder);
1444 	union external_encoder_control args;
1445 	struct drm_connector *connector;
1446 	int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl);
1447 	u8 frev, crev;
1448 	int dp_clock = 0;
1449 	int dp_lane_count = 0;
1450 	int connector_object_id = 0;
1451 	u32 ext_enum = (ext_radeon_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1452 
1453 	if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1454 		connector = radeon_get_connector_for_encoder_init(encoder);
1455 	else
1456 		connector = radeon_get_connector_for_encoder(encoder);
1457 
1458 	if (connector) {
1459 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1460 		struct radeon_connector_atom_dig *dig_connector =
1461 			radeon_connector->con_priv;
1462 
1463 		dp_clock = dig_connector->dp_clock;
1464 		dp_lane_count = dig_connector->dp_lane_count;
1465 		connector_object_id =
1466 			(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1467 	}
1468 
1469 	memset(&args, 0, sizeof(args));
1470 
1471 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1472 		return;
1473 
1474 	switch (frev) {
1475 	case 1:
1476 		/* no params on frev 1 */
1477 		break;
1478 	case 2:
1479 		switch (crev) {
1480 		case 1:
1481 		case 2:
1482 			args.v1.sDigEncoder.ucAction = action;
1483 			args.v1.sDigEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1484 			args.v1.sDigEncoder.ucEncoderMode = atombios_get_encoder_mode(encoder);
1485 
1486 			if (ENCODER_MODE_IS_DP(args.v1.sDigEncoder.ucEncoderMode)) {
1487 				if (dp_clock == 270000)
1488 					args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
1489 				args.v1.sDigEncoder.ucLaneNum = dp_lane_count;
1490 			} else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1491 				args.v1.sDigEncoder.ucLaneNum = 8;
1492 			else
1493 				args.v1.sDigEncoder.ucLaneNum = 4;
1494 			break;
1495 		case 3:
1496 			args.v3.sExtEncoder.ucAction = action;
1497 			if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1498 				args.v3.sExtEncoder.usConnectorId = cpu_to_le16(connector_object_id);
1499 			else
1500 				args.v3.sExtEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1501 			args.v3.sExtEncoder.ucEncoderMode = atombios_get_encoder_mode(encoder);
1502 
1503 			if (ENCODER_MODE_IS_DP(args.v3.sExtEncoder.ucEncoderMode)) {
1504 				if (dp_clock == 270000)
1505 					args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
1506 				else if (dp_clock == 540000)
1507 					args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_5_40GHZ;
1508 				args.v3.sExtEncoder.ucLaneNum = dp_lane_count;
1509 			} else if (radeon_dig_monitor_is_duallink(encoder, radeon_encoder->pixel_clock))
1510 				args.v3.sExtEncoder.ucLaneNum = 8;
1511 			else
1512 				args.v3.sExtEncoder.ucLaneNum = 4;
1513 			switch (ext_enum) {
1514 			case GRAPH_OBJECT_ENUM_ID1:
1515 				args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER1;
1516 				break;
1517 			case GRAPH_OBJECT_ENUM_ID2:
1518 				args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER2;
1519 				break;
1520 			case GRAPH_OBJECT_ENUM_ID3:
1521 				args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3;
1522 				break;
1523 			}
1524 			args.v3.sExtEncoder.ucBitPerColor = radeon_atom_get_bpc(encoder);
1525 			break;
1526 		default:
1527 			DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1528 			return;
1529 		}
1530 		break;
1531 	default:
1532 		DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1533 		return;
1534 	}
1535 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1536 }
1537 
1538 static void
1539 atombios_yuv_setup(struct drm_encoder *encoder, bool enable)
1540 {
1541 	struct drm_device *dev = encoder->dev;
1542 	struct radeon_device *rdev = dev->dev_private;
1543 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1544 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1545 	ENABLE_YUV_PS_ALLOCATION args;
1546 	int index = GetIndexIntoMasterTable(COMMAND, EnableYUV);
1547 	uint32_t temp, reg;
1548 
1549 	memset(&args, 0, sizeof(args));
1550 
1551 	if (rdev->family >= CHIP_R600)
1552 		reg = R600_BIOS_3_SCRATCH;
1553 	else
1554 		reg = RADEON_BIOS_3_SCRATCH;
1555 
1556 	/* XXX: fix up scratch reg handling */
1557 	temp = RREG32(reg);
1558 	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1559 		WREG32(reg, (ATOM_S3_TV1_ACTIVE |
1560 			     (radeon_crtc->crtc_id << 18)));
1561 	else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1562 		WREG32(reg, (ATOM_S3_CV_ACTIVE | (radeon_crtc->crtc_id << 24)));
1563 	else
1564 		WREG32(reg, 0);
1565 
1566 	if (enable)
1567 		args.ucEnable = ATOM_ENABLE;
1568 	args.ucCRTC = radeon_crtc->crtc_id;
1569 
1570 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1571 
1572 	WREG32(reg, temp);
1573 }
1574 
1575 static void
1576 radeon_atom_encoder_dpms_avivo(struct drm_encoder *encoder, int mode)
1577 {
1578 	struct drm_device *dev = encoder->dev;
1579 	struct radeon_device *rdev = dev->dev_private;
1580 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1581 	DISPLAY_DEVICE_OUTPUT_CONTROL_PS_ALLOCATION args;
1582 	int index = 0;
1583 
1584 	memset(&args, 0, sizeof(args));
1585 
1586 	switch (radeon_encoder->encoder_id) {
1587 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1588 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1589 		index = GetIndexIntoMasterTable(COMMAND, TMDSAOutputControl);
1590 		break;
1591 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1592 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
1593 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1594 		index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
1595 		break;
1596 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1597 		index = GetIndexIntoMasterTable(COMMAND, LCD1OutputControl);
1598 		break;
1599 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1600 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1601 			index = GetIndexIntoMasterTable(COMMAND, LCD1OutputControl);
1602 		else
1603 			index = GetIndexIntoMasterTable(COMMAND, LVTMAOutputControl);
1604 		break;
1605 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1606 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1607 		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1608 			index = GetIndexIntoMasterTable(COMMAND, TV1OutputControl);
1609 		else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1610 			index = GetIndexIntoMasterTable(COMMAND, CV1OutputControl);
1611 		else
1612 			index = GetIndexIntoMasterTable(COMMAND, DAC1OutputControl);
1613 		break;
1614 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1615 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1616 		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1617 			index = GetIndexIntoMasterTable(COMMAND, TV1OutputControl);
1618 		else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1619 			index = GetIndexIntoMasterTable(COMMAND, CV1OutputControl);
1620 		else
1621 			index = GetIndexIntoMasterTable(COMMAND, DAC2OutputControl);
1622 		break;
1623 	default:
1624 		return;
1625 	}
1626 
1627 	switch (mode) {
1628 	case DRM_MODE_DPMS_ON:
1629 		args.ucAction = ATOM_ENABLE;
1630 		/* workaround for DVOOutputControl on some RS690 systems */
1631 		if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DDI) {
1632 			u32 reg = RREG32(RADEON_BIOS_3_SCRATCH);
1633 			WREG32(RADEON_BIOS_3_SCRATCH, reg & ~ATOM_S3_DFP2I_ACTIVE);
1634 			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1635 			WREG32(RADEON_BIOS_3_SCRATCH, reg);
1636 		} else
1637 			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1638 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1639 			if (rdev->mode_info.bl_encoder) {
1640 				struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
1641 
1642 				atombios_set_backlight_level(radeon_encoder, dig->backlight_level);
1643 			} else {
1644 				args.ucAction = ATOM_LCD_BLON;
1645 				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1646 			}
1647 		}
1648 		break;
1649 	case DRM_MODE_DPMS_STANDBY:
1650 	case DRM_MODE_DPMS_SUSPEND:
1651 	case DRM_MODE_DPMS_OFF:
1652 		args.ucAction = ATOM_DISABLE;
1653 		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1654 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1655 			args.ucAction = ATOM_LCD_BLOFF;
1656 			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1657 		}
1658 		break;
1659 	}
1660 }
1661 
1662 static void
1663 radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode)
1664 {
1665 	struct drm_device *dev = encoder->dev;
1666 	struct radeon_device *rdev = dev->dev_private;
1667 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1668 	struct drm_encoder *ext_encoder = radeon_get_external_encoder(encoder);
1669 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
1670 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1671 	struct radeon_connector *radeon_connector = NULL;
1672 	struct radeon_connector_atom_dig *radeon_dig_connector = NULL;
1673 	bool travis_quirk = false;
1674 
1675 	if (connector) {
1676 		radeon_connector = to_radeon_connector(connector);
1677 		radeon_dig_connector = radeon_connector->con_priv;
1678 		if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) ==
1679 		     ENCODER_OBJECT_ID_TRAVIS) &&
1680 		    (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) &&
1681 		    !ASIC_IS_DCE5(rdev))
1682 			travis_quirk = true;
1683 	}
1684 
1685 	switch (mode) {
1686 	case DRM_MODE_DPMS_ON:
1687 		if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
1688 			if (!connector)
1689 				dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE;
1690 			else
1691 				dig->panel_mode = radeon_dp_get_panel_mode(encoder, connector);
1692 
1693 			/* setup and enable the encoder */
1694 			atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0);
1695 			atombios_dig_encoder_setup(encoder,
1696 						   ATOM_ENCODER_CMD_SETUP_PANEL_MODE,
1697 						   dig->panel_mode);
1698 			if (ext_encoder) {
1699 				if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev))
1700 					atombios_external_encoder_setup(encoder, ext_encoder,
1701 									EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP);
1702 			}
1703 		} else if (ASIC_IS_DCE4(rdev)) {
1704 			/* setup and enable the encoder */
1705 			atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0);
1706 		} else {
1707 			/* setup and enable the encoder and transmitter */
1708 			atombios_dig_encoder_setup(encoder, ATOM_ENABLE, 0);
1709 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0);
1710 		}
1711 		if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) {
1712 			if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1713 				atombios_set_edp_panel_power(connector,
1714 							     ATOM_TRANSMITTER_ACTION_POWER_ON);
1715 				radeon_dig_connector->edp_on = true;
1716 			}
1717 		}
1718 		/* enable the transmitter */
1719 		atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
1720 		if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) {
1721 			/* DP_SET_POWER_D0 is set in radeon_dp_link_train */
1722 			radeon_dp_link_train(encoder, connector);
1723 			if (ASIC_IS_DCE4(rdev))
1724 				atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0);
1725 		}
1726 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1727 			if (rdev->mode_info.bl_encoder)
1728 				atombios_set_backlight_level(radeon_encoder, dig->backlight_level);
1729 			else
1730 				atombios_dig_transmitter_setup(encoder,
1731 							       ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
1732 		}
1733 		if (ext_encoder)
1734 			atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE);
1735 		break;
1736 	case DRM_MODE_DPMS_STANDBY:
1737 	case DRM_MODE_DPMS_SUSPEND:
1738 	case DRM_MODE_DPMS_OFF:
1739 
1740 		/* don't power off encoders with active MST links */
1741 		if (dig->active_mst_links)
1742 			return;
1743 
1744 		if (ASIC_IS_DCE4(rdev)) {
1745 			if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector)
1746 				atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0);
1747 		}
1748 		if (ext_encoder)
1749 			atombios_external_encoder_setup(encoder, ext_encoder, ATOM_DISABLE);
1750 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1751 			atombios_dig_transmitter_setup(encoder,
1752 						       ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
1753 
1754 		if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) &&
1755 		    connector && !travis_quirk)
1756 			radeon_dp_set_rx_power_state(connector, DP_SET_POWER_D3);
1757 		if (ASIC_IS_DCE4(rdev)) {
1758 			/* disable the transmitter */
1759 			atombios_dig_transmitter_setup(encoder,
1760 						       ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1761 		} else {
1762 			/* disable the encoder and transmitter */
1763 			atombios_dig_transmitter_setup(encoder,
1764 						       ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1765 			atombios_dig_encoder_setup(encoder, ATOM_DISABLE, 0);
1766 		}
1767 		if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) {
1768 			if (travis_quirk)
1769 				radeon_dp_set_rx_power_state(connector, DP_SET_POWER_D3);
1770 			if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1771 				atombios_set_edp_panel_power(connector,
1772 							     ATOM_TRANSMITTER_ACTION_POWER_OFF);
1773 				radeon_dig_connector->edp_on = false;
1774 			}
1775 		}
1776 		break;
1777 	}
1778 }
1779 
1780 static void
1781 radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
1782 {
1783 	struct drm_device *dev = encoder->dev;
1784 	struct radeon_device *rdev = dev->dev_private;
1785 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1786 	int encoder_mode = atombios_get_encoder_mode(encoder);
1787 
1788 	DRM_DEBUG_KMS("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
1789 		  radeon_encoder->encoder_id, mode, radeon_encoder->devices,
1790 		  radeon_encoder->active_device);
1791 
1792 	if ((radeon_audio != 0) &&
1793 	    ((encoder_mode == ATOM_ENCODER_MODE_HDMI) ||
1794 	     ENCODER_MODE_IS_DP(encoder_mode)))
1795 		radeon_audio_dpms(encoder, mode);
1796 
1797 	switch (radeon_encoder->encoder_id) {
1798 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1799 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1800 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1801 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1802 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1803 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
1804 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1805 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1806 		radeon_atom_encoder_dpms_avivo(encoder, mode);
1807 		break;
1808 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1809 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1810 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1811 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1812 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1813 		radeon_atom_encoder_dpms_dig(encoder, mode);
1814 		break;
1815 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1816 		if (ASIC_IS_DCE5(rdev)) {
1817 			switch (mode) {
1818 			case DRM_MODE_DPMS_ON:
1819 				atombios_dvo_setup(encoder, ATOM_ENABLE);
1820 				break;
1821 			case DRM_MODE_DPMS_STANDBY:
1822 			case DRM_MODE_DPMS_SUSPEND:
1823 			case DRM_MODE_DPMS_OFF:
1824 				atombios_dvo_setup(encoder, ATOM_DISABLE);
1825 				break;
1826 			}
1827 		} else if (ASIC_IS_DCE3(rdev))
1828 			radeon_atom_encoder_dpms_dig(encoder, mode);
1829 		else
1830 			radeon_atom_encoder_dpms_avivo(encoder, mode);
1831 		break;
1832 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1833 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1834 		if (ASIC_IS_DCE5(rdev)) {
1835 			switch (mode) {
1836 			case DRM_MODE_DPMS_ON:
1837 				atombios_dac_setup(encoder, ATOM_ENABLE);
1838 				break;
1839 			case DRM_MODE_DPMS_STANDBY:
1840 			case DRM_MODE_DPMS_SUSPEND:
1841 			case DRM_MODE_DPMS_OFF:
1842 				atombios_dac_setup(encoder, ATOM_DISABLE);
1843 				break;
1844 			}
1845 		} else
1846 			radeon_atom_encoder_dpms_avivo(encoder, mode);
1847 		break;
1848 	default:
1849 		return;
1850 	}
1851 
1852 	radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
1853 
1854 }
1855 
1856 union crtc_source_param {
1857 	SELECT_CRTC_SOURCE_PS_ALLOCATION v1;
1858 	SELECT_CRTC_SOURCE_PARAMETERS_V2 v2;
1859 };
1860 
1861 static void
1862 atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
1863 {
1864 	struct drm_device *dev = encoder->dev;
1865 	struct radeon_device *rdev = dev->dev_private;
1866 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1867 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1868 	union crtc_source_param args;
1869 	int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
1870 	uint8_t frev, crev;
1871 	struct radeon_encoder_atom_dig *dig;
1872 
1873 	memset(&args, 0, sizeof(args));
1874 
1875 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1876 		return;
1877 
1878 	switch (frev) {
1879 	case 1:
1880 		switch (crev) {
1881 		case 1:
1882 		default:
1883 			if (ASIC_IS_AVIVO(rdev))
1884 				args.v1.ucCRTC = radeon_crtc->crtc_id;
1885 			else {
1886 				if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1)
1887 					args.v1.ucCRTC = radeon_crtc->crtc_id;
1888 				else
1889 					args.v1.ucCRTC = radeon_crtc->crtc_id << 2;
1890 			}
1891 			switch (radeon_encoder->encoder_id) {
1892 			case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1893 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1894 				args.v1.ucDevice = ATOM_DEVICE_DFP1_INDEX;
1895 				break;
1896 			case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1897 			case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1898 				if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT)
1899 					args.v1.ucDevice = ATOM_DEVICE_LCD1_INDEX;
1900 				else
1901 					args.v1.ucDevice = ATOM_DEVICE_DFP3_INDEX;
1902 				break;
1903 			case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1904 			case ENCODER_OBJECT_ID_INTERNAL_DDI:
1905 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1906 				args.v1.ucDevice = ATOM_DEVICE_DFP2_INDEX;
1907 				break;
1908 			case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1909 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1910 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1911 					args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1912 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1913 					args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1914 				else
1915 					args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
1916 				break;
1917 			case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1918 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1919 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1920 					args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1921 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1922 					args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1923 				else
1924 					args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
1925 				break;
1926 			}
1927 			break;
1928 		case 2:
1929 			args.v2.ucCRTC = radeon_crtc->crtc_id;
1930 			if (radeon_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1931 				struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1932 
1933 				if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1934 					args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1935 				else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1936 					args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1937 				else
1938 					args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
1939 			} else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1940 				args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1941 			} else {
1942 				args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
1943 			}
1944 			switch (radeon_encoder->encoder_id) {
1945 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1946 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1947 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1948 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1949 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1950 				dig = radeon_encoder->enc_priv;
1951 				switch (dig->dig_encoder) {
1952 				case 0:
1953 					args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1954 					break;
1955 				case 1:
1956 					args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1957 					break;
1958 				case 2:
1959 					args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1960 					break;
1961 				case 3:
1962 					args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1963 					break;
1964 				case 4:
1965 					args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1966 					break;
1967 				case 5:
1968 					args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1969 					break;
1970 				case 6:
1971 					args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1972 					break;
1973 				}
1974 				break;
1975 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1976 				args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1977 				break;
1978 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1979 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1980 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1981 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1982 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1983 				else
1984 					args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1985 				break;
1986 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1987 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1988 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1989 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1990 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1991 				else
1992 					args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1993 				break;
1994 			}
1995 			break;
1996 		}
1997 		break;
1998 	default:
1999 		DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
2000 		return;
2001 	}
2002 
2003 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2004 
2005 	/* update scratch regs with new routing */
2006 	radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
2007 }
2008 
2009 void
2010 atombios_set_mst_encoder_crtc_source(struct drm_encoder *encoder, int fe)
2011 {
2012 	struct drm_device *dev = encoder->dev;
2013 	struct radeon_device *rdev = dev->dev_private;
2014 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
2015 	int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
2016 	uint8_t frev, crev;
2017 	union crtc_source_param args;
2018 
2019 	memset(&args, 0, sizeof(args));
2020 
2021 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2022 		return;
2023 
2024 	if (frev != 1 && crev != 2)
2025 		DRM_ERROR("Unknown table for MST %d, %d\n", frev, crev);
2026 
2027 	args.v2.ucCRTC = radeon_crtc->crtc_id;
2028 	args.v2.ucEncodeMode = ATOM_ENCODER_MODE_DP_MST;
2029 
2030 	switch (fe) {
2031 	case 0:
2032 		args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
2033 		break;
2034 	case 1:
2035 		args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
2036 		break;
2037 	case 2:
2038 		args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
2039 		break;
2040 	case 3:
2041 		args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
2042 		break;
2043 	case 4:
2044 		args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
2045 		break;
2046 	case 5:
2047 		args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
2048 		break;
2049 	case 6:
2050 		args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
2051 		break;
2052 	}
2053 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2054 }
2055 
2056 static void
2057 atombios_apply_encoder_quirks(struct drm_encoder *encoder,
2058 			      struct drm_display_mode *mode)
2059 {
2060 	struct drm_device *dev = encoder->dev;
2061 	struct radeon_device *rdev = dev->dev_private;
2062 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2063 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
2064 
2065 	/* Funky macbooks */
2066 	if ((rdev->pdev->device == 0x71C5) &&
2067 	    (rdev->pdev->subsystem_vendor == 0x106b) &&
2068 	    (rdev->pdev->subsystem_device == 0x0080)) {
2069 		if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
2070 			uint32_t lvtma_bit_depth_control = RREG32(AVIVO_LVTMA_BIT_DEPTH_CONTROL);
2071 
2072 			lvtma_bit_depth_control &= ~AVIVO_LVTMA_BIT_DEPTH_CONTROL_TRUNCATE_EN;
2073 			lvtma_bit_depth_control &= ~AVIVO_LVTMA_BIT_DEPTH_CONTROL_SPATIAL_DITHER_EN;
2074 
2075 			WREG32(AVIVO_LVTMA_BIT_DEPTH_CONTROL, lvtma_bit_depth_control);
2076 		}
2077 	}
2078 
2079 	/* set scaler clears this on some chips */
2080 	if (ASIC_IS_AVIVO(rdev) &&
2081 	    (!(radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT)))) {
2082 		if (ASIC_IS_DCE8(rdev)) {
2083 			if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2084 				WREG32(CIK_LB_DATA_FORMAT + radeon_crtc->crtc_offset,
2085 				       CIK_INTERLEAVE_EN);
2086 			else
2087 				WREG32(CIK_LB_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
2088 		} else if (ASIC_IS_DCE4(rdev)) {
2089 			if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2090 				WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset,
2091 				       EVERGREEN_INTERLEAVE_EN);
2092 			else
2093 				WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
2094 		} else {
2095 			if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2096 				WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
2097 				       AVIVO_D1MODE_INTERLEAVE_EN);
2098 			else
2099 				WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
2100 		}
2101 	}
2102 }
2103 
2104 void radeon_atom_release_dig_encoder(struct radeon_device *rdev, int enc_idx)
2105 {
2106 	if (enc_idx < 0)
2107 		return;
2108 	rdev->mode_info.active_encoders &= ~(1 << enc_idx);
2109 }
2110 
2111 int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder, int fe_idx)
2112 {
2113 	struct drm_device *dev = encoder->dev;
2114 	struct radeon_device *rdev = dev->dev_private;
2115 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
2116 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2117 	struct drm_encoder *test_encoder;
2118 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
2119 	uint32_t dig_enc_in_use = 0;
2120 	int enc_idx = -1;
2121 
2122 	if (fe_idx >= 0) {
2123 		enc_idx = fe_idx;
2124 		goto assigned;
2125 	}
2126 	if (ASIC_IS_DCE6(rdev)) {
2127 		/* DCE6 */
2128 		switch (radeon_encoder->encoder_id) {
2129 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2130 			if (dig->linkb)
2131 				enc_idx = 1;
2132 			else
2133 				enc_idx = 0;
2134 			break;
2135 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2136 			if (dig->linkb)
2137 				enc_idx = 3;
2138 			else
2139 				enc_idx = 2;
2140 			break;
2141 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2142 			if (dig->linkb)
2143 				enc_idx = 5;
2144 			else
2145 				enc_idx = 4;
2146 			break;
2147 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2148 			enc_idx = 6;
2149 			break;
2150 		}
2151 		goto assigned;
2152 	} else if (ASIC_IS_DCE4(rdev)) {
2153 		/* DCE4/5 */
2154 		if (ASIC_IS_DCE41(rdev) && !ASIC_IS_DCE61(rdev)) {
2155 			/* ontario follows DCE4 */
2156 			if (rdev->family == CHIP_PALM) {
2157 				if (dig->linkb)
2158 					enc_idx = 1;
2159 				else
2160 					enc_idx = 0;
2161 			} else
2162 				/* llano follows DCE3.2 */
2163 				enc_idx = radeon_crtc->crtc_id;
2164 		} else {
2165 			switch (radeon_encoder->encoder_id) {
2166 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2167 				if (dig->linkb)
2168 					enc_idx = 1;
2169 				else
2170 					enc_idx = 0;
2171 				break;
2172 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2173 				if (dig->linkb)
2174 					enc_idx = 3;
2175 				else
2176 					enc_idx = 2;
2177 				break;
2178 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2179 				if (dig->linkb)
2180 					enc_idx = 5;
2181 				else
2182 					enc_idx = 4;
2183 				break;
2184 			}
2185 		}
2186 		goto assigned;
2187 	}
2188 
2189 	/*
2190 	 * On DCE32 any encoder can drive any block so usually just use crtc id,
2191 	 * but Apple thinks different at least on iMac10,1, so there use linkb,
2192 	 * otherwise the internal eDP panel will stay dark.
2193 	 */
2194 	if (ASIC_IS_DCE32(rdev)) {
2195 		if (dmi_match(DMI_PRODUCT_NAME, "iMac10,1"))
2196 			enc_idx = (dig->linkb) ? 1 : 0;
2197 		else
2198 			enc_idx = radeon_crtc->crtc_id;
2199 
2200 		goto assigned;
2201 	}
2202 
2203 	/* on DCE3 - LVTMA can only be driven by DIGB */
2204 	list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) {
2205 		struct radeon_encoder *radeon_test_encoder;
2206 
2207 		if (encoder == test_encoder)
2208 			continue;
2209 
2210 		if (!radeon_encoder_is_digital(test_encoder))
2211 			continue;
2212 
2213 		radeon_test_encoder = to_radeon_encoder(test_encoder);
2214 		dig = radeon_test_encoder->enc_priv;
2215 
2216 		if (dig->dig_encoder >= 0)
2217 			dig_enc_in_use |= (1 << dig->dig_encoder);
2218 	}
2219 
2220 	if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA) {
2221 		if (dig_enc_in_use & 0x2)
2222 			DRM_ERROR("LVDS required digital encoder 2 but it was in use - stealing\n");
2223 		return 1;
2224 	}
2225 	if (!(dig_enc_in_use & 1))
2226 		return 0;
2227 	return 1;
2228 
2229 assigned:
2230 	if (enc_idx == -1) {
2231 		DRM_ERROR("Got encoder index incorrect - returning 0\n");
2232 		return 0;
2233 	}
2234 	if (rdev->mode_info.active_encoders & (1 << enc_idx))
2235 		DRM_ERROR("chosen encoder in use %d\n", enc_idx);
2236 
2237 	rdev->mode_info.active_encoders |= (1 << enc_idx);
2238 	return enc_idx;
2239 }
2240 
2241 /* This only needs to be called once at startup */
2242 void
2243 radeon_atom_encoder_init(struct radeon_device *rdev)
2244 {
2245 	struct drm_device *dev = rdev->ddev;
2246 	struct drm_encoder *encoder;
2247 
2248 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2249 		struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2250 		struct drm_encoder *ext_encoder = radeon_get_external_encoder(encoder);
2251 
2252 		switch (radeon_encoder->encoder_id) {
2253 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2254 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2255 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2256 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2257 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
2258 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
2259 			break;
2260 		default:
2261 			break;
2262 		}
2263 
2264 		if (ext_encoder && (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE61(rdev)))
2265 			atombios_external_encoder_setup(encoder, ext_encoder,
2266 							EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT);
2267 	}
2268 }
2269 
2270 static void
2271 radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
2272 			     struct drm_display_mode *mode,
2273 			     struct drm_display_mode *adjusted_mode)
2274 {
2275 	struct drm_device *dev = encoder->dev;
2276 	struct radeon_device *rdev = dev->dev_private;
2277 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2278 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
2279 	int encoder_mode;
2280 
2281 	radeon_encoder->pixel_clock = adjusted_mode->clock;
2282 
2283 	/* need to call this here rather than in prepare() since we need some crtc info */
2284 	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
2285 
2286 	if (ASIC_IS_AVIVO(rdev) && !ASIC_IS_DCE4(rdev)) {
2287 		if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT))
2288 			atombios_yuv_setup(encoder, true);
2289 		else
2290 			atombios_yuv_setup(encoder, false);
2291 	}
2292 
2293 	switch (radeon_encoder->encoder_id) {
2294 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
2295 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
2296 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
2297 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
2298 		atombios_digital_setup(encoder, PANEL_ENCODER_ACTION_ENABLE);
2299 		break;
2300 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2301 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2302 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2303 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2304 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
2305 		/* handled in dpms */
2306 		break;
2307 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
2308 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
2309 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
2310 		atombios_dvo_setup(encoder, ATOM_ENABLE);
2311 		break;
2312 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
2313 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
2314 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
2315 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
2316 		atombios_dac_setup(encoder, ATOM_ENABLE);
2317 		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) {
2318 			if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
2319 				atombios_tv_setup(encoder, ATOM_ENABLE);
2320 			else
2321 				atombios_tv_setup(encoder, ATOM_DISABLE);
2322 		}
2323 		break;
2324 	}
2325 
2326 	atombios_apply_encoder_quirks(encoder, adjusted_mode);
2327 
2328 	encoder_mode = atombios_get_encoder_mode(encoder);
2329 	if (connector && (radeon_audio != 0) &&
2330 	    ((encoder_mode == ATOM_ENCODER_MODE_HDMI) ||
2331 	     ENCODER_MODE_IS_DP(encoder_mode)))
2332 		radeon_audio_mode_set(encoder, adjusted_mode);
2333 }
2334 
2335 static bool
2336 atombios_dac_load_detect(struct drm_encoder *encoder, struct drm_connector *connector)
2337 {
2338 	struct drm_device *dev = encoder->dev;
2339 	struct radeon_device *rdev = dev->dev_private;
2340 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2341 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
2342 
2343 	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
2344 				       ATOM_DEVICE_CV_SUPPORT |
2345 				       ATOM_DEVICE_CRT_SUPPORT)) {
2346 		DAC_LOAD_DETECTION_PS_ALLOCATION args;
2347 		int index = GetIndexIntoMasterTable(COMMAND, DAC_LoadDetection);
2348 		uint8_t frev, crev;
2349 
2350 		memset(&args, 0, sizeof(args));
2351 
2352 		if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
2353 			return false;
2354 
2355 		args.sDacload.ucMisc = 0;
2356 
2357 		if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) ||
2358 		    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1))
2359 			args.sDacload.ucDacType = ATOM_DAC_A;
2360 		else
2361 			args.sDacload.ucDacType = ATOM_DAC_B;
2362 
2363 		if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
2364 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
2365 		else if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
2366 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
2367 		else if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
2368 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
2369 			if (crev >= 3)
2370 				args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
2371 		} else if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
2372 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
2373 			if (crev >= 3)
2374 				args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
2375 		}
2376 
2377 		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
2378 
2379 		return true;
2380 	} else
2381 		return false;
2382 }
2383 
2384 static enum drm_connector_status
2385 radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
2386 {
2387 	struct drm_device *dev = encoder->dev;
2388 	struct radeon_device *rdev = dev->dev_private;
2389 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2390 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
2391 	uint32_t bios_0_scratch;
2392 
2393 	if (!atombios_dac_load_detect(encoder, connector)) {
2394 		DRM_DEBUG_KMS("detect returned false \n");
2395 		return connector_status_unknown;
2396 	}
2397 
2398 	if (rdev->family >= CHIP_R600)
2399 		bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
2400 	else
2401 		bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
2402 
2403 	DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices);
2404 	if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
2405 		if (bios_0_scratch & ATOM_S0_CRT1_MASK)
2406 			return connector_status_connected;
2407 	}
2408 	if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
2409 		if (bios_0_scratch & ATOM_S0_CRT2_MASK)
2410 			return connector_status_connected;
2411 	}
2412 	if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
2413 		if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
2414 			return connector_status_connected;
2415 	}
2416 	if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
2417 		if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
2418 			return connector_status_connected; /* CTV */
2419 		else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
2420 			return connector_status_connected; /* STV */
2421 	}
2422 	return connector_status_disconnected;
2423 }
2424 
2425 static enum drm_connector_status
2426 radeon_atom_dig_detect(struct drm_encoder *encoder, struct drm_connector *connector)
2427 {
2428 	struct drm_device *dev = encoder->dev;
2429 	struct radeon_device *rdev = dev->dev_private;
2430 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2431 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
2432 	struct drm_encoder *ext_encoder = radeon_get_external_encoder(encoder);
2433 	u32 bios_0_scratch;
2434 
2435 	if (!ASIC_IS_DCE4(rdev))
2436 		return connector_status_unknown;
2437 
2438 	if (!ext_encoder)
2439 		return connector_status_unknown;
2440 
2441 	if ((radeon_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
2442 		return connector_status_unknown;
2443 
2444 	/* load detect on the dp bridge */
2445 	atombios_external_encoder_setup(encoder, ext_encoder,
2446 					EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
2447 
2448 	bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
2449 
2450 	DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices);
2451 	if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
2452 		if (bios_0_scratch & ATOM_S0_CRT1_MASK)
2453 			return connector_status_connected;
2454 	}
2455 	if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
2456 		if (bios_0_scratch & ATOM_S0_CRT2_MASK)
2457 			return connector_status_connected;
2458 	}
2459 	if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
2460 		if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
2461 			return connector_status_connected;
2462 	}
2463 	if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
2464 		if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
2465 			return connector_status_connected; /* CTV */
2466 		else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
2467 			return connector_status_connected; /* STV */
2468 	}
2469 	return connector_status_disconnected;
2470 }
2471 
2472 void
2473 radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder)
2474 {
2475 	struct drm_encoder *ext_encoder = radeon_get_external_encoder(encoder);
2476 
2477 	if (ext_encoder)
2478 		/* ddc_setup on the dp bridge */
2479 		atombios_external_encoder_setup(encoder, ext_encoder,
2480 						EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
2481 
2482 }
2483 
2484 static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)
2485 {
2486 	struct radeon_device *rdev = encoder->dev->dev_private;
2487 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2488 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
2489 
2490 	if ((radeon_encoder->active_device &
2491 	     (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
2492 	    (radeon_encoder_get_dp_bridge_encoder_id(encoder) !=
2493 	     ENCODER_OBJECT_ID_NONE)) {
2494 		struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
2495 		if (dig) {
2496 			if (dig->dig_encoder >= 0)
2497 				radeon_atom_release_dig_encoder(rdev, dig->dig_encoder);
2498 			dig->dig_encoder = radeon_atom_pick_dig_encoder(encoder, -1);
2499 			if (radeon_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT) {
2500 				if (rdev->family >= CHIP_R600)
2501 					dig->afmt = rdev->mode_info.afmt[dig->dig_encoder];
2502 				else
2503 					/* RS600/690/740 have only 1 afmt block */
2504 					dig->afmt = rdev->mode_info.afmt[0];
2505 			}
2506 		}
2507 	}
2508 
2509 	radeon_atom_output_lock(encoder, true);
2510 
2511 	if (connector) {
2512 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
2513 
2514 		/* select the clock/data port if it uses a router */
2515 		if (radeon_connector->router.cd_valid)
2516 			radeon_router_select_cd_port(radeon_connector);
2517 
2518 		/* turn eDP panel on for mode set */
2519 		if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
2520 			atombios_set_edp_panel_power(connector,
2521 						     ATOM_TRANSMITTER_ACTION_POWER_ON);
2522 	}
2523 
2524 	/* this is needed for the pll/ss setup to work correctly in some cases */
2525 	atombios_set_encoder_crtc_source(encoder);
2526 	/* set up the FMT blocks */
2527 	if (ASIC_IS_DCE8(rdev))
2528 		dce8_program_fmt(encoder);
2529 	else if (ASIC_IS_DCE4(rdev))
2530 		dce4_program_fmt(encoder);
2531 	else if (ASIC_IS_DCE3(rdev))
2532 		dce3_program_fmt(encoder);
2533 	else if (ASIC_IS_AVIVO(rdev))
2534 		avivo_program_fmt(encoder);
2535 }
2536 
2537 static void radeon_atom_encoder_commit(struct drm_encoder *encoder)
2538 {
2539 	/* need to call this here as we need the crtc set up */
2540 	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
2541 	radeon_atom_output_lock(encoder, false);
2542 }
2543 
2544 static void radeon_atom_encoder_disable(struct drm_encoder *encoder)
2545 {
2546 	struct drm_device *dev = encoder->dev;
2547 	struct radeon_device *rdev = dev->dev_private;
2548 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2549 	struct radeon_encoder_atom_dig *dig;
2550 
2551 	/* check for pre-DCE3 cards with shared encoders;
2552 	 * can't really use the links individually, so don't disable
2553 	 * the encoder if it's in use by another connector
2554 	 */
2555 	if (!ASIC_IS_DCE3(rdev)) {
2556 		struct drm_encoder *other_encoder;
2557 		struct radeon_encoder *other_radeon_encoder;
2558 
2559 		list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
2560 			other_radeon_encoder = to_radeon_encoder(other_encoder);
2561 			if ((radeon_encoder->encoder_id == other_radeon_encoder->encoder_id) &&
2562 			    drm_helper_encoder_in_use(other_encoder))
2563 				goto disable_done;
2564 		}
2565 	}
2566 
2567 	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
2568 
2569 	switch (radeon_encoder->encoder_id) {
2570 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
2571 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
2572 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
2573 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
2574 		atombios_digital_setup(encoder, PANEL_ENCODER_ACTION_DISABLE);
2575 		break;
2576 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2577 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2578 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2579 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2580 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
2581 		/* handled in dpms */
2582 		break;
2583 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
2584 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
2585 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
2586 		atombios_dvo_setup(encoder, ATOM_DISABLE);
2587 		break;
2588 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
2589 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
2590 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
2591 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
2592 		atombios_dac_setup(encoder, ATOM_DISABLE);
2593 		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
2594 			atombios_tv_setup(encoder, ATOM_DISABLE);
2595 		break;
2596 	}
2597 
2598 disable_done:
2599 	if (radeon_encoder_is_digital(encoder)) {
2600 		if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
2601 			if (rdev->asic->display.hdmi_enable)
2602 				radeon_hdmi_enable(rdev, encoder, false);
2603 		}
2604 		if (atombios_get_encoder_mode(encoder) != ATOM_ENCODER_MODE_DP_MST) {
2605 			dig = radeon_encoder->enc_priv;
2606 			radeon_atom_release_dig_encoder(rdev, dig->dig_encoder);
2607 			dig->dig_encoder = -1;
2608 			radeon_encoder->active_device = 0;
2609 		}
2610 	} else
2611 		radeon_encoder->active_device = 0;
2612 }
2613 
2614 /* these are handled by the primary encoders */
2615 static void radeon_atom_ext_prepare(struct drm_encoder *encoder)
2616 {
2617 
2618 }
2619 
2620 static void radeon_atom_ext_commit(struct drm_encoder *encoder)
2621 {
2622 
2623 }
2624 
2625 static void
2626 radeon_atom_ext_mode_set(struct drm_encoder *encoder,
2627 			 struct drm_display_mode *mode,
2628 			 struct drm_display_mode *adjusted_mode)
2629 {
2630 
2631 }
2632 
2633 static void radeon_atom_ext_disable(struct drm_encoder *encoder)
2634 {
2635 
2636 }
2637 
2638 static void
2639 radeon_atom_ext_dpms(struct drm_encoder *encoder, int mode)
2640 {
2641 
2642 }
2643 
2644 static const struct drm_encoder_helper_funcs radeon_atom_ext_helper_funcs = {
2645 	.dpms = radeon_atom_ext_dpms,
2646 	.prepare = radeon_atom_ext_prepare,
2647 	.mode_set = radeon_atom_ext_mode_set,
2648 	.commit = radeon_atom_ext_commit,
2649 	.disable = radeon_atom_ext_disable,
2650 	/* no detect for TMDS/LVDS yet */
2651 };
2652 
2653 static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = {
2654 	.dpms = radeon_atom_encoder_dpms,
2655 	.mode_fixup = radeon_atom_mode_fixup,
2656 	.prepare = radeon_atom_encoder_prepare,
2657 	.mode_set = radeon_atom_encoder_mode_set,
2658 	.commit = radeon_atom_encoder_commit,
2659 	.disable = radeon_atom_encoder_disable,
2660 	.detect = radeon_atom_dig_detect,
2661 };
2662 
2663 static const struct drm_encoder_helper_funcs radeon_atom_dac_helper_funcs = {
2664 	.dpms = radeon_atom_encoder_dpms,
2665 	.mode_fixup = radeon_atom_mode_fixup,
2666 	.prepare = radeon_atom_encoder_prepare,
2667 	.mode_set = radeon_atom_encoder_mode_set,
2668 	.commit = radeon_atom_encoder_commit,
2669 	.detect = radeon_atom_dac_detect,
2670 };
2671 
2672 void radeon_enc_destroy(struct drm_encoder *encoder)
2673 {
2674 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
2675 	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
2676 		radeon_atom_backlight_exit(radeon_encoder);
2677 	kfree(radeon_encoder->enc_priv);
2678 	drm_encoder_cleanup(encoder);
2679 	kfree(radeon_encoder);
2680 }
2681 
2682 static const struct drm_encoder_funcs radeon_atom_enc_funcs = {
2683 	.destroy = radeon_enc_destroy,
2684 };
2685 
2686 static struct radeon_encoder_atom_dac *
2687 radeon_atombios_set_dac_info(struct radeon_encoder *radeon_encoder)
2688 {
2689 	struct drm_device *dev = radeon_encoder->base.dev;
2690 	struct radeon_device *rdev = dev->dev_private;
2691 	struct radeon_encoder_atom_dac *dac = kzalloc(sizeof(struct radeon_encoder_atom_dac), GFP_KERNEL);
2692 
2693 	if (!dac)
2694 		return NULL;
2695 
2696 	dac->tv_std = radeon_atombios_get_tv_info(rdev);
2697 	return dac;
2698 }
2699 
2700 static struct radeon_encoder_atom_dig *
2701 radeon_atombios_set_dig_info(struct radeon_encoder *radeon_encoder)
2702 {
2703 	int encoder_enum = (radeon_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
2704 	struct radeon_encoder_atom_dig *dig = kzalloc(sizeof(struct radeon_encoder_atom_dig), GFP_KERNEL);
2705 
2706 	if (!dig)
2707 		return NULL;
2708 
2709 	/* coherent mode by default */
2710 	dig->coherent_mode = true;
2711 	dig->dig_encoder = -1;
2712 
2713 	if (encoder_enum == 2)
2714 		dig->linkb = true;
2715 	else
2716 		dig->linkb = false;
2717 
2718 	return dig;
2719 }
2720 
2721 void
2722 radeon_add_atom_encoder(struct drm_device *dev,
2723 			uint32_t encoder_enum,
2724 			uint32_t supported_device,
2725 			u16 caps)
2726 {
2727 	struct radeon_device *rdev = dev->dev_private;
2728 	struct drm_encoder *encoder;
2729 	struct radeon_encoder *radeon_encoder;
2730 
2731 	/* see if we already added it */
2732 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2733 		radeon_encoder = to_radeon_encoder(encoder);
2734 		if (radeon_encoder->encoder_enum == encoder_enum) {
2735 			radeon_encoder->devices |= supported_device;
2736 			return;
2737 		}
2738 
2739 	}
2740 
2741 	/* add a new one */
2742 	radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
2743 	if (!radeon_encoder)
2744 		return;
2745 
2746 	encoder = &radeon_encoder->base;
2747 	switch (rdev->num_crtc) {
2748 	case 1:
2749 		encoder->possible_crtcs = 0x1;
2750 		break;
2751 	case 2:
2752 	default:
2753 		encoder->possible_crtcs = 0x3;
2754 		break;
2755 	case 4:
2756 		encoder->possible_crtcs = 0xf;
2757 		break;
2758 	case 6:
2759 		encoder->possible_crtcs = 0x3f;
2760 		break;
2761 	}
2762 
2763 	radeon_encoder->enc_priv = NULL;
2764 
2765 	radeon_encoder->encoder_enum = encoder_enum;
2766 	radeon_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
2767 	radeon_encoder->devices = supported_device;
2768 	radeon_encoder->rmx_type = RMX_OFF;
2769 	radeon_encoder->underscan_type = UNDERSCAN_OFF;
2770 	radeon_encoder->is_ext_encoder = false;
2771 	radeon_encoder->caps = caps;
2772 
2773 	switch (radeon_encoder->encoder_id) {
2774 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
2775 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
2776 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
2777 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
2778 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
2779 			radeon_encoder->rmx_type = RMX_FULL;
2780 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2781 					 DRM_MODE_ENCODER_LVDS, NULL);
2782 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
2783 		} else {
2784 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2785 					 DRM_MODE_ENCODER_TMDS, NULL);
2786 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
2787 		}
2788 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
2789 		break;
2790 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
2791 		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2792 				 DRM_MODE_ENCODER_DAC, NULL);
2793 		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
2794 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
2795 		break;
2796 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
2797 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
2798 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
2799 		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2800 				 DRM_MODE_ENCODER_TVDAC, NULL);
2801 		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
2802 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
2803 		break;
2804 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
2805 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
2806 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
2807 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2808 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
2809 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2810 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2811 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2812 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
2813 			radeon_encoder->rmx_type = RMX_FULL;
2814 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2815 					 DRM_MODE_ENCODER_LVDS, NULL);
2816 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
2817 		} else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
2818 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2819 					 DRM_MODE_ENCODER_DAC, NULL);
2820 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
2821 		} else {
2822 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2823 					 DRM_MODE_ENCODER_TMDS, NULL);
2824 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
2825 		}
2826 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
2827 		break;
2828 	case ENCODER_OBJECT_ID_SI170B:
2829 	case ENCODER_OBJECT_ID_CH7303:
2830 	case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
2831 	case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
2832 	case ENCODER_OBJECT_ID_TITFP513:
2833 	case ENCODER_OBJECT_ID_VT1623:
2834 	case ENCODER_OBJECT_ID_HDMI_SI1930:
2835 	case ENCODER_OBJECT_ID_TRAVIS:
2836 	case ENCODER_OBJECT_ID_NUTMEG:
2837 		/* these are handled by the primary encoders */
2838 		radeon_encoder->is_ext_encoder = true;
2839 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
2840 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2841 					 DRM_MODE_ENCODER_LVDS, NULL);
2842 		else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
2843 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2844 					 DRM_MODE_ENCODER_DAC, NULL);
2845 		else
2846 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs,
2847 					 DRM_MODE_ENCODER_TMDS, NULL);
2848 		drm_encoder_helper_add(encoder, &radeon_atom_ext_helper_funcs);
2849 		break;
2850 	}
2851 }
2852