xref: /openbmc/linux/drivers/gpu/drm/radeon/radeon_encoders.c (revision baa7eb025ab14f3cba2e35c0a8648f9c9f01d24f)
1 /*
2  * Copyright 2007-8 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 #include "drmP.h"
27 #include "drm_crtc_helper.h"
28 #include "radeon_drm.h"
29 #include "radeon.h"
30 #include "atom.h"
31 
32 extern int atom_debug;
33 
34 /* evil but including atombios.h is much worse */
35 bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
36 				struct drm_display_mode *mode);
37 
38 static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
39 {
40 	struct drm_device *dev = encoder->dev;
41 	struct radeon_device *rdev = dev->dev_private;
42 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
43 	struct drm_encoder *clone_encoder;
44 	uint32_t index_mask = 0;
45 	int count;
46 
47 	/* DIG routing gets problematic */
48 	if (rdev->family >= CHIP_R600)
49 		return index_mask;
50 	/* LVDS/TV are too wacky */
51 	if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
52 		return index_mask;
53 	/* DVO requires 2x ppll clocks depending on tmds chip */
54 	if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
55 		return index_mask;
56 
57 	count = -1;
58 	list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
59 		struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
60 		count++;
61 
62 		if (clone_encoder == encoder)
63 			continue;
64 		if (radeon_clone->devices & (ATOM_DEVICE_LCD_SUPPORT))
65 			continue;
66 		if (radeon_clone->devices & ATOM_DEVICE_DFP2_SUPPORT)
67 			continue;
68 		else
69 			index_mask |= (1 << count);
70 	}
71 	return index_mask;
72 }
73 
74 void radeon_setup_encoder_clones(struct drm_device *dev)
75 {
76 	struct drm_encoder *encoder;
77 
78 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
79 		encoder->possible_clones = radeon_encoder_clones(encoder);
80 	}
81 }
82 
83 uint32_t
84 radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
85 {
86 	struct radeon_device *rdev = dev->dev_private;
87 	uint32_t ret = 0;
88 
89 	switch (supported_device) {
90 	case ATOM_DEVICE_CRT1_SUPPORT:
91 	case ATOM_DEVICE_TV1_SUPPORT:
92 	case ATOM_DEVICE_TV2_SUPPORT:
93 	case ATOM_DEVICE_CRT2_SUPPORT:
94 	case ATOM_DEVICE_CV_SUPPORT:
95 		switch (dac) {
96 		case 1: /* dac a */
97 			if ((rdev->family == CHIP_RS300) ||
98 			    (rdev->family == CHIP_RS400) ||
99 			    (rdev->family == CHIP_RS480))
100 				ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
101 			else if (ASIC_IS_AVIVO(rdev))
102 				ret = ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1;
103 			else
104 				ret = ENCODER_INTERNAL_DAC1_ENUM_ID1;
105 			break;
106 		case 2: /* dac b */
107 			if (ASIC_IS_AVIVO(rdev))
108 				ret = ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1;
109 			else {
110 				/*if (rdev->family == CHIP_R200)
111 				  ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
112 				  else*/
113 				ret = ENCODER_INTERNAL_DAC2_ENUM_ID1;
114 			}
115 			break;
116 		case 3: /* external dac */
117 			if (ASIC_IS_AVIVO(rdev))
118 				ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
119 			else
120 				ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
121 			break;
122 		}
123 		break;
124 	case ATOM_DEVICE_LCD1_SUPPORT:
125 		if (ASIC_IS_AVIVO(rdev))
126 			ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
127 		else
128 			ret = ENCODER_INTERNAL_LVDS_ENUM_ID1;
129 		break;
130 	case ATOM_DEVICE_DFP1_SUPPORT:
131 		if ((rdev->family == CHIP_RS300) ||
132 		    (rdev->family == CHIP_RS400) ||
133 		    (rdev->family == CHIP_RS480))
134 			ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
135 		else if (ASIC_IS_AVIVO(rdev))
136 			ret = ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1;
137 		else
138 			ret = ENCODER_INTERNAL_TMDS1_ENUM_ID1;
139 		break;
140 	case ATOM_DEVICE_LCD2_SUPPORT:
141 	case ATOM_DEVICE_DFP2_SUPPORT:
142 		if ((rdev->family == CHIP_RS600) ||
143 		    (rdev->family == CHIP_RS690) ||
144 		    (rdev->family == CHIP_RS740))
145 			ret = ENCODER_INTERNAL_DDI_ENUM_ID1;
146 		else if (ASIC_IS_AVIVO(rdev))
147 			ret = ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1;
148 		else
149 			ret = ENCODER_INTERNAL_DVO1_ENUM_ID1;
150 		break;
151 	case ATOM_DEVICE_DFP3_SUPPORT:
152 		ret = ENCODER_INTERNAL_LVTM1_ENUM_ID1;
153 		break;
154 	}
155 
156 	return ret;
157 }
158 
159 static inline bool radeon_encoder_is_digital(struct drm_encoder *encoder)
160 {
161 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
162 	switch (radeon_encoder->encoder_id) {
163 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
164 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
165 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
166 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
167 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
168 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
169 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
170 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
171 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
172 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
173 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
174 		return true;
175 	default:
176 		return false;
177 	}
178 }
179 
180 void
181 radeon_link_encoder_connector(struct drm_device *dev)
182 {
183 	struct drm_connector *connector;
184 	struct radeon_connector *radeon_connector;
185 	struct drm_encoder *encoder;
186 	struct radeon_encoder *radeon_encoder;
187 
188 	/* walk the list and link encoders to connectors */
189 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
190 		radeon_connector = to_radeon_connector(connector);
191 		list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
192 			radeon_encoder = to_radeon_encoder(encoder);
193 			if (radeon_encoder->devices & radeon_connector->devices)
194 				drm_mode_connector_attach_encoder(connector, encoder);
195 		}
196 	}
197 }
198 
199 void radeon_encoder_set_active_device(struct drm_encoder *encoder)
200 {
201 	struct drm_device *dev = encoder->dev;
202 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
203 	struct drm_connector *connector;
204 
205 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
206 		if (connector->encoder == encoder) {
207 			struct radeon_connector *radeon_connector = to_radeon_connector(connector);
208 			radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
209 			DRM_DEBUG_KMS("setting active device to %08x from %08x %08x for encoder %d\n",
210 				  radeon_encoder->active_device, radeon_encoder->devices,
211 				  radeon_connector->devices, encoder->encoder_type);
212 		}
213 	}
214 }
215 
216 struct drm_connector *
217 radeon_get_connector_for_encoder(struct drm_encoder *encoder)
218 {
219 	struct drm_device *dev = encoder->dev;
220 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
221 	struct drm_connector *connector;
222 	struct radeon_connector *radeon_connector;
223 
224 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
225 		radeon_connector = to_radeon_connector(connector);
226 		if (radeon_encoder->active_device & radeon_connector->devices)
227 			return connector;
228 	}
229 	return NULL;
230 }
231 
232 struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder)
233 {
234 	struct drm_device *dev = encoder->dev;
235 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
236 	struct drm_encoder *other_encoder;
237 	struct radeon_encoder *other_radeon_encoder;
238 
239 	if (radeon_encoder->is_ext_encoder)
240 		return NULL;
241 
242 	list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
243 		if (other_encoder == encoder)
244 			continue;
245 		other_radeon_encoder = to_radeon_encoder(other_encoder);
246 		if (other_radeon_encoder->is_ext_encoder &&
247 		    (radeon_encoder->devices & other_radeon_encoder->devices))
248 			return other_encoder;
249 	}
250 	return NULL;
251 }
252 
253 void radeon_panel_mode_fixup(struct drm_encoder *encoder,
254 			     struct drm_display_mode *adjusted_mode)
255 {
256 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
257 	struct drm_device *dev = encoder->dev;
258 	struct radeon_device *rdev = dev->dev_private;
259 	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
260 	unsigned hblank = native_mode->htotal - native_mode->hdisplay;
261 	unsigned vblank = native_mode->vtotal - native_mode->vdisplay;
262 	unsigned hover = native_mode->hsync_start - native_mode->hdisplay;
263 	unsigned vover = native_mode->vsync_start - native_mode->vdisplay;
264 	unsigned hsync_width = native_mode->hsync_end - native_mode->hsync_start;
265 	unsigned vsync_width = native_mode->vsync_end - native_mode->vsync_start;
266 
267 	adjusted_mode->clock = native_mode->clock;
268 	adjusted_mode->flags = native_mode->flags;
269 
270 	if (ASIC_IS_AVIVO(rdev)) {
271 		adjusted_mode->hdisplay = native_mode->hdisplay;
272 		adjusted_mode->vdisplay = native_mode->vdisplay;
273 	}
274 
275 	adjusted_mode->htotal = native_mode->hdisplay + hblank;
276 	adjusted_mode->hsync_start = native_mode->hdisplay + hover;
277 	adjusted_mode->hsync_end = adjusted_mode->hsync_start + hsync_width;
278 
279 	adjusted_mode->vtotal = native_mode->vdisplay + vblank;
280 	adjusted_mode->vsync_start = native_mode->vdisplay + vover;
281 	adjusted_mode->vsync_end = adjusted_mode->vsync_start + vsync_width;
282 
283 	drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
284 
285 	if (ASIC_IS_AVIVO(rdev)) {
286 		adjusted_mode->crtc_hdisplay = native_mode->hdisplay;
287 		adjusted_mode->crtc_vdisplay = native_mode->vdisplay;
288 	}
289 
290 	adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + hblank;
291 	adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + hover;
292 	adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + hsync_width;
293 
294 	adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + vblank;
295 	adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + vover;
296 	adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + vsync_width;
297 
298 }
299 
300 static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
301 				   struct drm_display_mode *mode,
302 				   struct drm_display_mode *adjusted_mode)
303 {
304 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
305 	struct drm_device *dev = encoder->dev;
306 	struct radeon_device *rdev = dev->dev_private;
307 
308 	/* set the active encoder to connector routing */
309 	radeon_encoder_set_active_device(encoder);
310 	drm_mode_set_crtcinfo(adjusted_mode, 0);
311 
312 	/* hw bug */
313 	if ((mode->flags & DRM_MODE_FLAG_INTERLACE)
314 	    && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
315 		adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
316 
317 	/* get the native mode for LVDS */
318 	if (radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT))
319 		radeon_panel_mode_fixup(encoder, adjusted_mode);
320 
321 	/* get the native mode for TV */
322 	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT)) {
323 		struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
324 		if (tv_dac) {
325 			if (tv_dac->tv_std == TV_STD_NTSC ||
326 			    tv_dac->tv_std == TV_STD_NTSC_J ||
327 			    tv_dac->tv_std == TV_STD_PAL_M)
328 				radeon_atom_get_tv_timings(rdev, 0, adjusted_mode);
329 			else
330 				radeon_atom_get_tv_timings(rdev, 1, adjusted_mode);
331 		}
332 	}
333 
334 	if (ASIC_IS_DCE3(rdev) &&
335 	    (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) {
336 		struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
337 		radeon_dp_set_link_config(connector, mode);
338 	}
339 
340 	return true;
341 }
342 
343 static void
344 atombios_dac_setup(struct drm_encoder *encoder, int action)
345 {
346 	struct drm_device *dev = encoder->dev;
347 	struct radeon_device *rdev = dev->dev_private;
348 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
349 	DAC_ENCODER_CONTROL_PS_ALLOCATION args;
350 	int index = 0;
351 	struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv;
352 
353 	memset(&args, 0, sizeof(args));
354 
355 	switch (radeon_encoder->encoder_id) {
356 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
357 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
358 		index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl);
359 		break;
360 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
361 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
362 		index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl);
363 		break;
364 	}
365 
366 	args.ucAction = action;
367 
368 	if (radeon_encoder->active_device & (ATOM_DEVICE_CRT_SUPPORT))
369 		args.ucDacStandard = ATOM_DAC1_PS2;
370 	else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
371 		args.ucDacStandard = ATOM_DAC1_CV;
372 	else {
373 		switch (dac_info->tv_std) {
374 		case TV_STD_PAL:
375 		case TV_STD_PAL_M:
376 		case TV_STD_SCART_PAL:
377 		case TV_STD_SECAM:
378 		case TV_STD_PAL_CN:
379 			args.ucDacStandard = ATOM_DAC1_PAL;
380 			break;
381 		case TV_STD_NTSC:
382 		case TV_STD_NTSC_J:
383 		case TV_STD_PAL_60:
384 		default:
385 			args.ucDacStandard = ATOM_DAC1_NTSC;
386 			break;
387 		}
388 	}
389 	args.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
390 
391 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
392 
393 }
394 
395 static void
396 atombios_tv_setup(struct drm_encoder *encoder, int action)
397 {
398 	struct drm_device *dev = encoder->dev;
399 	struct radeon_device *rdev = dev->dev_private;
400 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
401 	TV_ENCODER_CONTROL_PS_ALLOCATION args;
402 	int index = 0;
403 	struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv;
404 
405 	memset(&args, 0, sizeof(args));
406 
407 	index = GetIndexIntoMasterTable(COMMAND, TVEncoderControl);
408 
409 	args.sTVEncoder.ucAction = action;
410 
411 	if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
412 		args.sTVEncoder.ucTvStandard = ATOM_TV_CV;
413 	else {
414 		switch (dac_info->tv_std) {
415 		case TV_STD_NTSC:
416 			args.sTVEncoder.ucTvStandard = ATOM_TV_NTSC;
417 			break;
418 		case TV_STD_PAL:
419 			args.sTVEncoder.ucTvStandard = ATOM_TV_PAL;
420 			break;
421 		case TV_STD_PAL_M:
422 			args.sTVEncoder.ucTvStandard = ATOM_TV_PALM;
423 			break;
424 		case TV_STD_PAL_60:
425 			args.sTVEncoder.ucTvStandard = ATOM_TV_PAL60;
426 			break;
427 		case TV_STD_NTSC_J:
428 			args.sTVEncoder.ucTvStandard = ATOM_TV_NTSCJ;
429 			break;
430 		case TV_STD_SCART_PAL:
431 			args.sTVEncoder.ucTvStandard = ATOM_TV_PAL; /* ??? */
432 			break;
433 		case TV_STD_SECAM:
434 			args.sTVEncoder.ucTvStandard = ATOM_TV_SECAM;
435 			break;
436 		case TV_STD_PAL_CN:
437 			args.sTVEncoder.ucTvStandard = ATOM_TV_PALCN;
438 			break;
439 		default:
440 			args.sTVEncoder.ucTvStandard = ATOM_TV_NTSC;
441 			break;
442 		}
443 	}
444 
445 	args.sTVEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
446 
447 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
448 
449 }
450 
451 union dvo_encoder_control {
452 	ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds;
453 	DVO_ENCODER_CONTROL_PS_ALLOCATION dvo;
454 	DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3;
455 };
456 
457 void
458 atombios_dvo_setup(struct drm_encoder *encoder, int action)
459 {
460 	struct drm_device *dev = encoder->dev;
461 	struct radeon_device *rdev = dev->dev_private;
462 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
463 	union dvo_encoder_control args;
464 	int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl);
465 
466 	memset(&args, 0, sizeof(args));
467 
468 	if (ASIC_IS_DCE3(rdev)) {
469 		/* DCE3+ */
470 		args.dvo_v3.ucAction = action;
471 		args.dvo_v3.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
472 		args.dvo_v3.ucDVOConfig = 0; /* XXX */
473 	} else if (ASIC_IS_DCE2(rdev)) {
474 		/* DCE2 (pre-DCE3 R6xx, RS600/690/740 */
475 		args.dvo.sDVOEncoder.ucAction = action;
476 		args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
477 		/* DFP1, CRT1, TV1 depending on the type of port */
478 		args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX;
479 
480 		if (radeon_encoder->pixel_clock > 165000)
481 			args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL;
482 	} else {
483 		/* R4xx, R5xx */
484 		args.ext_tmds.sXTmdsEncoder.ucEnable = action;
485 
486 		if (radeon_encoder->pixel_clock > 165000)
487 			args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL;
488 
489 		/*if (pScrn->rgbBits == 8)*/
490 		args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB;
491 	}
492 
493 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
494 }
495 
496 union lvds_encoder_control {
497 	LVDS_ENCODER_CONTROL_PS_ALLOCATION    v1;
498 	LVDS_ENCODER_CONTROL_PS_ALLOCATION_V2 v2;
499 };
500 
501 void
502 atombios_digital_setup(struct drm_encoder *encoder, int action)
503 {
504 	struct drm_device *dev = encoder->dev;
505 	struct radeon_device *rdev = dev->dev_private;
506 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
507 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
508 	union lvds_encoder_control args;
509 	int index = 0;
510 	int hdmi_detected = 0;
511 	uint8_t frev, crev;
512 
513 	if (!dig)
514 		return;
515 
516 	if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
517 		hdmi_detected = 1;
518 
519 	memset(&args, 0, sizeof(args));
520 
521 	switch (radeon_encoder->encoder_id) {
522 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
523 		index = GetIndexIntoMasterTable(COMMAND, LVDSEncoderControl);
524 		break;
525 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
526 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
527 		index = GetIndexIntoMasterTable(COMMAND, TMDS1EncoderControl);
528 		break;
529 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
530 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
531 			index = GetIndexIntoMasterTable(COMMAND, LVDSEncoderControl);
532 		else
533 			index = GetIndexIntoMasterTable(COMMAND, TMDS2EncoderControl);
534 		break;
535 	}
536 
537 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
538 		return;
539 
540 	switch (frev) {
541 	case 1:
542 	case 2:
543 		switch (crev) {
544 		case 1:
545 			args.v1.ucMisc = 0;
546 			args.v1.ucAction = action;
547 			if (hdmi_detected)
548 				args.v1.ucMisc |= PANEL_ENCODER_MISC_HDMI_TYPE;
549 			args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
550 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
551 				if (dig->lcd_misc & ATOM_PANEL_MISC_DUAL)
552 					args.v1.ucMisc |= PANEL_ENCODER_MISC_DUAL;
553 				if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB)
554 					args.v1.ucMisc |= ATOM_PANEL_MISC_888RGB;
555 			} else {
556 				if (dig->linkb)
557 					args.v1.ucMisc |= PANEL_ENCODER_MISC_TMDS_LINKB;
558 				if (radeon_encoder->pixel_clock > 165000)
559 					args.v1.ucMisc |= PANEL_ENCODER_MISC_DUAL;
560 				/*if (pScrn->rgbBits == 8) */
561 				args.v1.ucMisc |= ATOM_PANEL_MISC_888RGB;
562 			}
563 			break;
564 		case 2:
565 		case 3:
566 			args.v2.ucMisc = 0;
567 			args.v2.ucAction = action;
568 			if (crev == 3) {
569 				if (dig->coherent_mode)
570 					args.v2.ucMisc |= PANEL_ENCODER_MISC_COHERENT;
571 			}
572 			if (hdmi_detected)
573 				args.v2.ucMisc |= PANEL_ENCODER_MISC_HDMI_TYPE;
574 			args.v2.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
575 			args.v2.ucTruncate = 0;
576 			args.v2.ucSpatial = 0;
577 			args.v2.ucTemporal = 0;
578 			args.v2.ucFRC = 0;
579 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
580 				if (dig->lcd_misc & ATOM_PANEL_MISC_DUAL)
581 					args.v2.ucMisc |= PANEL_ENCODER_MISC_DUAL;
582 				if (dig->lcd_misc & ATOM_PANEL_MISC_SPATIAL) {
583 					args.v2.ucSpatial = PANEL_ENCODER_SPATIAL_DITHER_EN;
584 					if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB)
585 						args.v2.ucSpatial |= PANEL_ENCODER_SPATIAL_DITHER_DEPTH;
586 				}
587 				if (dig->lcd_misc & ATOM_PANEL_MISC_TEMPORAL) {
588 					args.v2.ucTemporal = PANEL_ENCODER_TEMPORAL_DITHER_EN;
589 					if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB)
590 						args.v2.ucTemporal |= PANEL_ENCODER_TEMPORAL_DITHER_DEPTH;
591 					if (((dig->lcd_misc >> ATOM_PANEL_MISC_GREY_LEVEL_SHIFT) & 0x3) == 2)
592 						args.v2.ucTemporal |= PANEL_ENCODER_TEMPORAL_LEVEL_4;
593 				}
594 			} else {
595 				if (dig->linkb)
596 					args.v2.ucMisc |= PANEL_ENCODER_MISC_TMDS_LINKB;
597 				if (radeon_encoder->pixel_clock > 165000)
598 					args.v2.ucMisc |= PANEL_ENCODER_MISC_DUAL;
599 			}
600 			break;
601 		default:
602 			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
603 			break;
604 		}
605 		break;
606 	default:
607 		DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
608 		break;
609 	}
610 
611 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
612 }
613 
614 int
615 atombios_get_encoder_mode(struct drm_encoder *encoder)
616 {
617 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
618 	struct drm_device *dev = encoder->dev;
619 	struct radeon_device *rdev = dev->dev_private;
620 	struct drm_connector *connector;
621 	struct radeon_connector *radeon_connector;
622 	struct radeon_connector_atom_dig *dig_connector;
623 
624 	connector = radeon_get_connector_for_encoder(encoder);
625 	if (!connector) {
626 		switch (radeon_encoder->encoder_id) {
627 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
628 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
629 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
630 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
631 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
632 			return ATOM_ENCODER_MODE_DVI;
633 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
634 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
635 		default:
636 			return ATOM_ENCODER_MODE_CRT;
637 		}
638 	}
639 	radeon_connector = to_radeon_connector(connector);
640 
641 	switch (connector->connector_type) {
642 	case DRM_MODE_CONNECTOR_DVII:
643 	case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
644 		if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
645 			/* fix me */
646 			if (ASIC_IS_DCE4(rdev))
647 				return ATOM_ENCODER_MODE_DVI;
648 			else
649 				return ATOM_ENCODER_MODE_HDMI;
650 		} else if (radeon_connector->use_digital)
651 			return ATOM_ENCODER_MODE_DVI;
652 		else
653 			return ATOM_ENCODER_MODE_CRT;
654 		break;
655 	case DRM_MODE_CONNECTOR_DVID:
656 	case DRM_MODE_CONNECTOR_HDMIA:
657 	default:
658 		if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
659 			/* fix me */
660 			if (ASIC_IS_DCE4(rdev))
661 				return ATOM_ENCODER_MODE_DVI;
662 			else
663 				return ATOM_ENCODER_MODE_HDMI;
664 		} else
665 			return ATOM_ENCODER_MODE_DVI;
666 		break;
667 	case DRM_MODE_CONNECTOR_LVDS:
668 		return ATOM_ENCODER_MODE_LVDS;
669 		break;
670 	case DRM_MODE_CONNECTOR_DisplayPort:
671 	case DRM_MODE_CONNECTOR_eDP:
672 		dig_connector = radeon_connector->con_priv;
673 		if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
674 		    (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
675 			return ATOM_ENCODER_MODE_DP;
676 		else if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
677 			/* fix me */
678 			if (ASIC_IS_DCE4(rdev))
679 				return ATOM_ENCODER_MODE_DVI;
680 			else
681 				return ATOM_ENCODER_MODE_HDMI;
682 		} else
683 			return ATOM_ENCODER_MODE_DVI;
684 		break;
685 	case DRM_MODE_CONNECTOR_DVIA:
686 	case DRM_MODE_CONNECTOR_VGA:
687 		return ATOM_ENCODER_MODE_CRT;
688 		break;
689 	case DRM_MODE_CONNECTOR_Composite:
690 	case DRM_MODE_CONNECTOR_SVIDEO:
691 	case DRM_MODE_CONNECTOR_9PinDIN:
692 		/* fix me */
693 		return ATOM_ENCODER_MODE_TV;
694 		/*return ATOM_ENCODER_MODE_CV;*/
695 		break;
696 	}
697 }
698 
699 /*
700  * DIG Encoder/Transmitter Setup
701  *
702  * DCE 3.0/3.1
703  * - 2 DIG transmitter blocks. UNIPHY (links A and B) and LVTMA.
704  * Supports up to 3 digital outputs
705  * - 2 DIG encoder blocks.
706  * DIG1 can drive UNIPHY link A or link B
707  * DIG2 can drive UNIPHY link B or LVTMA
708  *
709  * DCE 3.2
710  * - 3 DIG transmitter blocks. UNIPHY0/1/2 (links A and B).
711  * Supports up to 5 digital outputs
712  * - 2 DIG encoder blocks.
713  * DIG1/2 can drive UNIPHY0/1/2 link A or link B
714  *
715  * DCE 4.0
716  * - 3 DIG transmitter blocks UNPHY0/1/2 (links A and B).
717  * Supports up to 6 digital outputs
718  * - 6 DIG encoder blocks.
719  * - DIG to PHY mapping is hardcoded
720  * DIG1 drives UNIPHY0 link A, A+B
721  * DIG2 drives UNIPHY0 link B
722  * DIG3 drives UNIPHY1 link A, A+B
723  * DIG4 drives UNIPHY1 link B
724  * DIG5 drives UNIPHY2 link A, A+B
725  * DIG6 drives UNIPHY2 link B
726  *
727  * Routing
728  * crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
729  * Examples:
730  * crtc0 -> dig2 -> LVTMA   links A+B -> TMDS/HDMI
731  * crtc1 -> dig1 -> UNIPHY0 link  B   -> DP
732  * crtc0 -> dig1 -> UNIPHY2 link  A   -> LVDS
733  * crtc1 -> dig2 -> UNIPHY1 link  B+A -> TMDS/HDMI
734  */
735 
736 union dig_encoder_control {
737 	DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
738 	DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
739 	DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
740 };
741 
742 void
743 atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
744 {
745 	struct drm_device *dev = encoder->dev;
746 	struct radeon_device *rdev = dev->dev_private;
747 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
748 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
749 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
750 	union dig_encoder_control args;
751 	int index = 0;
752 	uint8_t frev, crev;
753 	int dp_clock = 0;
754 	int dp_lane_count = 0;
755 
756 	if (connector) {
757 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
758 		struct radeon_connector_atom_dig *dig_connector =
759 			radeon_connector->con_priv;
760 
761 		dp_clock = dig_connector->dp_clock;
762 		dp_lane_count = dig_connector->dp_lane_count;
763 	}
764 
765 	/* no dig encoder assigned */
766 	if (dig->dig_encoder == -1)
767 		return;
768 
769 	memset(&args, 0, sizeof(args));
770 
771 	if (ASIC_IS_DCE4(rdev))
772 		index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
773 	else {
774 		if (dig->dig_encoder)
775 			index = GetIndexIntoMasterTable(COMMAND, DIG2EncoderControl);
776 		else
777 			index = GetIndexIntoMasterTable(COMMAND, DIG1EncoderControl);
778 	}
779 
780 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
781 		return;
782 
783 	args.v1.ucAction = action;
784 	args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
785 	args.v1.ucEncoderMode = atombios_get_encoder_mode(encoder);
786 
787 	if (args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) {
788 		if (dp_clock == 270000)
789 			args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
790 		args.v1.ucLaneNum = dp_lane_count;
791 	} else if (radeon_encoder->pixel_clock > 165000)
792 		args.v1.ucLaneNum = 8;
793 	else
794 		args.v1.ucLaneNum = 4;
795 
796 	if (ASIC_IS_DCE4(rdev)) {
797 		args.v3.acConfig.ucDigSel = dig->dig_encoder;
798 		args.v3.ucBitPerColor = PANEL_8BIT_PER_COLOR;
799 	} else {
800 		switch (radeon_encoder->encoder_id) {
801 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
802 			args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
803 			break;
804 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
805 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
806 			args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
807 			break;
808 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
809 			args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
810 			break;
811 		}
812 		if (dig->linkb)
813 			args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
814 		else
815 			args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
816 	}
817 
818 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
819 
820 }
821 
822 union dig_transmitter_control {
823 	DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
824 	DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
825 	DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
826 };
827 
828 void
829 atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set)
830 {
831 	struct drm_device *dev = encoder->dev;
832 	struct radeon_device *rdev = dev->dev_private;
833 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
834 	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
835 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
836 	union dig_transmitter_control args;
837 	int index = 0;
838 	uint8_t frev, crev;
839 	bool is_dp = false;
840 	int pll_id = 0;
841 	int dp_clock = 0;
842 	int dp_lane_count = 0;
843 	int connector_object_id = 0;
844 	int igp_lane_info = 0;
845 
846 	if (connector) {
847 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
848 		struct radeon_connector_atom_dig *dig_connector =
849 			radeon_connector->con_priv;
850 
851 		dp_clock = dig_connector->dp_clock;
852 		dp_lane_count = dig_connector->dp_lane_count;
853 		connector_object_id =
854 			(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
855 		igp_lane_info = dig_connector->igp_lane_info;
856 	}
857 
858 	/* no dig encoder assigned */
859 	if (dig->dig_encoder == -1)
860 		return;
861 
862 	if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP)
863 		is_dp = true;
864 
865 	memset(&args, 0, sizeof(args));
866 
867 	switch (radeon_encoder->encoder_id) {
868 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
869 		index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
870 		break;
871 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
872 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
873 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
874 		index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
875 		break;
876 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
877 		index = GetIndexIntoMasterTable(COMMAND, LVTMATransmitterControl);
878 		break;
879 	}
880 
881 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
882 		return;
883 
884 	args.v1.ucAction = action;
885 	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
886 		args.v1.usInitInfo = connector_object_id;
887 	} else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
888 		args.v1.asMode.ucLaneSel = lane_num;
889 		args.v1.asMode.ucLaneSet = lane_set;
890 	} else {
891 		if (is_dp)
892 			args.v1.usPixelClock =
893 				cpu_to_le16(dp_clock / 10);
894 		else if (radeon_encoder->pixel_clock > 165000)
895 			args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
896 		else
897 			args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
898 	}
899 	if (ASIC_IS_DCE4(rdev)) {
900 		if (is_dp)
901 			args.v3.ucLaneNum = dp_lane_count;
902 		else if (radeon_encoder->pixel_clock > 165000)
903 			args.v3.ucLaneNum = 8;
904 		else
905 			args.v3.ucLaneNum = 4;
906 
907 		if (dig->linkb) {
908 			args.v3.acConfig.ucLinkSel = 1;
909 			args.v3.acConfig.ucEncoderSel = 1;
910 		}
911 
912 		/* Select the PLL for the PHY
913 		 * DP PHY should be clocked from external src if there is
914 		 * one.
915 		 */
916 		if (encoder->crtc) {
917 			struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
918 			pll_id = radeon_crtc->pll_id;
919 		}
920 		if (is_dp && rdev->clock.dp_extclk)
921 			args.v3.acConfig.ucRefClkSource = 2; /* external src */
922 		else
923 			args.v3.acConfig.ucRefClkSource = pll_id;
924 
925 		switch (radeon_encoder->encoder_id) {
926 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
927 			args.v3.acConfig.ucTransmitterSel = 0;
928 			break;
929 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
930 			args.v3.acConfig.ucTransmitterSel = 1;
931 			break;
932 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
933 			args.v3.acConfig.ucTransmitterSel = 2;
934 			break;
935 		}
936 
937 		if (is_dp)
938 			args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
939 		else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
940 			if (dig->coherent_mode)
941 				args.v3.acConfig.fCoherentMode = 1;
942 			if (radeon_encoder->pixel_clock > 165000)
943 				args.v3.acConfig.fDualLinkConnector = 1;
944 		}
945 	} else if (ASIC_IS_DCE32(rdev)) {
946 		args.v2.acConfig.ucEncoderSel = dig->dig_encoder;
947 		if (dig->linkb)
948 			args.v2.acConfig.ucLinkSel = 1;
949 
950 		switch (radeon_encoder->encoder_id) {
951 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
952 			args.v2.acConfig.ucTransmitterSel = 0;
953 			break;
954 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
955 			args.v2.acConfig.ucTransmitterSel = 1;
956 			break;
957 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
958 			args.v2.acConfig.ucTransmitterSel = 2;
959 			break;
960 		}
961 
962 		if (is_dp)
963 			args.v2.acConfig.fCoherentMode = 1;
964 		else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
965 			if (dig->coherent_mode)
966 				args.v2.acConfig.fCoherentMode = 1;
967 			if (radeon_encoder->pixel_clock > 165000)
968 				args.v2.acConfig.fDualLinkConnector = 1;
969 		}
970 	} else {
971 		args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
972 
973 		if (dig->dig_encoder)
974 			args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
975 		else
976 			args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
977 
978 		if ((rdev->flags & RADEON_IS_IGP) &&
979 		    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_UNIPHY)) {
980 			if (is_dp || (radeon_encoder->pixel_clock <= 165000)) {
981 				if (igp_lane_info & 0x1)
982 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_3;
983 				else if (igp_lane_info & 0x2)
984 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_4_7;
985 				else if (igp_lane_info & 0x4)
986 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_11;
987 				else if (igp_lane_info & 0x8)
988 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_12_15;
989 			} else {
990 				if (igp_lane_info & 0x3)
991 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_7;
992 				else if (igp_lane_info & 0xc)
993 					args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_15;
994 			}
995 		}
996 
997 		if (dig->linkb)
998 			args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
999 		else
1000 			args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKA;
1001 
1002 		if (is_dp)
1003 			args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
1004 		else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1005 			if (dig->coherent_mode)
1006 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
1007 			if (radeon_encoder->pixel_clock > 165000)
1008 				args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_8LANE_LINK;
1009 		}
1010 	}
1011 
1012 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1013 }
1014 
1015 void
1016 atombios_set_edp_panel_power(struct drm_connector *connector, int action)
1017 {
1018 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1019 	struct drm_device *dev = radeon_connector->base.dev;
1020 	struct radeon_device *rdev = dev->dev_private;
1021 	union dig_transmitter_control args;
1022 	int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
1023 	uint8_t frev, crev;
1024 
1025 	if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
1026 		return;
1027 
1028 	if (!ASIC_IS_DCE4(rdev))
1029 		return;
1030 
1031 	if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) ||
1032 	    (action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
1033 		return;
1034 
1035 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1036 		return;
1037 
1038 	memset(&args, 0, sizeof(args));
1039 
1040 	args.v1.ucAction = action;
1041 
1042 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1043 }
1044 
1045 union external_encoder_control {
1046 	EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1;
1047 };
1048 
1049 static void
1050 atombios_external_encoder_setup(struct drm_encoder *encoder,
1051 				struct drm_encoder *ext_encoder,
1052 				int action)
1053 {
1054 	struct drm_device *dev = encoder->dev;
1055 	struct radeon_device *rdev = dev->dev_private;
1056 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1057 	union external_encoder_control args;
1058 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1059 	int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl);
1060 	u8 frev, crev;
1061 	int dp_clock = 0;
1062 	int dp_lane_count = 0;
1063 	int connector_object_id = 0;
1064 
1065 	if (connector) {
1066 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1067 		struct radeon_connector_atom_dig *dig_connector =
1068 			radeon_connector->con_priv;
1069 
1070 		dp_clock = dig_connector->dp_clock;
1071 		dp_lane_count = dig_connector->dp_lane_count;
1072 		connector_object_id =
1073 			(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1074 	}
1075 
1076 	memset(&args, 0, sizeof(args));
1077 
1078 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1079 		return;
1080 
1081 	switch (frev) {
1082 	case 1:
1083 		/* no params on frev 1 */
1084 		break;
1085 	case 2:
1086 		switch (crev) {
1087 		case 1:
1088 		case 2:
1089 			args.v1.sDigEncoder.ucAction = action;
1090 			args.v1.sDigEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
1091 			args.v1.sDigEncoder.ucEncoderMode = atombios_get_encoder_mode(encoder);
1092 
1093 			if (args.v1.sDigEncoder.ucEncoderMode == ATOM_ENCODER_MODE_DP) {
1094 				if (dp_clock == 270000)
1095 					args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
1096 				args.v1.sDigEncoder.ucLaneNum = dp_lane_count;
1097 			} else if (radeon_encoder->pixel_clock > 165000)
1098 				args.v1.sDigEncoder.ucLaneNum = 8;
1099 			else
1100 				args.v1.sDigEncoder.ucLaneNum = 4;
1101 			break;
1102 		default:
1103 			DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1104 			return;
1105 		}
1106 		break;
1107 	default:
1108 		DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1109 		return;
1110 	}
1111 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1112 }
1113 
1114 static void
1115 atombios_yuv_setup(struct drm_encoder *encoder, bool enable)
1116 {
1117 	struct drm_device *dev = encoder->dev;
1118 	struct radeon_device *rdev = dev->dev_private;
1119 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1120 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1121 	ENABLE_YUV_PS_ALLOCATION args;
1122 	int index = GetIndexIntoMasterTable(COMMAND, EnableYUV);
1123 	uint32_t temp, reg;
1124 
1125 	memset(&args, 0, sizeof(args));
1126 
1127 	if (rdev->family >= CHIP_R600)
1128 		reg = R600_BIOS_3_SCRATCH;
1129 	else
1130 		reg = RADEON_BIOS_3_SCRATCH;
1131 
1132 	/* XXX: fix up scratch reg handling */
1133 	temp = RREG32(reg);
1134 	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1135 		WREG32(reg, (ATOM_S3_TV1_ACTIVE |
1136 			     (radeon_crtc->crtc_id << 18)));
1137 	else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1138 		WREG32(reg, (ATOM_S3_CV_ACTIVE | (radeon_crtc->crtc_id << 24)));
1139 	else
1140 		WREG32(reg, 0);
1141 
1142 	if (enable)
1143 		args.ucEnable = ATOM_ENABLE;
1144 	args.ucCRTC = radeon_crtc->crtc_id;
1145 
1146 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1147 
1148 	WREG32(reg, temp);
1149 }
1150 
1151 static void
1152 radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
1153 {
1154 	struct drm_device *dev = encoder->dev;
1155 	struct radeon_device *rdev = dev->dev_private;
1156 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1157 	struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
1158 	DISPLAY_DEVICE_OUTPUT_CONTROL_PS_ALLOCATION args;
1159 	int index = 0;
1160 	bool is_dig = false;
1161 
1162 	memset(&args, 0, sizeof(args));
1163 
1164 	DRM_DEBUG_KMS("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
1165 		  radeon_encoder->encoder_id, mode, radeon_encoder->devices,
1166 		  radeon_encoder->active_device);
1167 	switch (radeon_encoder->encoder_id) {
1168 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1169 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1170 		index = GetIndexIntoMasterTable(COMMAND, TMDSAOutputControl);
1171 		break;
1172 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1173 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1174 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1175 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1176 		is_dig = true;
1177 		break;
1178 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1179 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
1180 		index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
1181 		break;
1182 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1183 		if (ASIC_IS_DCE3(rdev))
1184 			is_dig = true;
1185 		else
1186 			index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
1187 		break;
1188 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1189 		index = GetIndexIntoMasterTable(COMMAND, LCD1OutputControl);
1190 		break;
1191 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1192 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1193 			index = GetIndexIntoMasterTable(COMMAND, LCD1OutputControl);
1194 		else
1195 			index = GetIndexIntoMasterTable(COMMAND, LVTMAOutputControl);
1196 		break;
1197 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1198 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1199 		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1200 			index = GetIndexIntoMasterTable(COMMAND, TV1OutputControl);
1201 		else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1202 			index = GetIndexIntoMasterTable(COMMAND, CV1OutputControl);
1203 		else
1204 			index = GetIndexIntoMasterTable(COMMAND, DAC1OutputControl);
1205 		break;
1206 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1207 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1208 		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1209 			index = GetIndexIntoMasterTable(COMMAND, TV1OutputControl);
1210 		else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1211 			index = GetIndexIntoMasterTable(COMMAND, CV1OutputControl);
1212 		else
1213 			index = GetIndexIntoMasterTable(COMMAND, DAC2OutputControl);
1214 		break;
1215 	}
1216 
1217 	if (is_dig) {
1218 		switch (mode) {
1219 		case DRM_MODE_DPMS_ON:
1220 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0);
1221 			if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) {
1222 				struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1223 
1224 				if (connector &&
1225 				    (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
1226 					struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1227 					struct radeon_connector_atom_dig *radeon_dig_connector =
1228 						radeon_connector->con_priv;
1229 					atombios_set_edp_panel_power(connector,
1230 								     ATOM_TRANSMITTER_ACTION_POWER_ON);
1231 					radeon_dig_connector->edp_on = true;
1232 				}
1233 				dp_link_train(encoder, connector);
1234 				if (ASIC_IS_DCE4(rdev))
1235 					atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON);
1236 			}
1237 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1238 				atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
1239 			break;
1240 		case DRM_MODE_DPMS_STANDBY:
1241 		case DRM_MODE_DPMS_SUSPEND:
1242 		case DRM_MODE_DPMS_OFF:
1243 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT, 0, 0);
1244 			if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) {
1245 				struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1246 
1247 				if (ASIC_IS_DCE4(rdev))
1248 					atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF);
1249 				if (connector &&
1250 				    (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
1251 					struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1252 					struct radeon_connector_atom_dig *radeon_dig_connector =
1253 						radeon_connector->con_priv;
1254 					atombios_set_edp_panel_power(connector,
1255 								     ATOM_TRANSMITTER_ACTION_POWER_OFF);
1256 					radeon_dig_connector->edp_on = false;
1257 				}
1258 			}
1259 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1260 				atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
1261 			break;
1262 		}
1263 	} else {
1264 		switch (mode) {
1265 		case DRM_MODE_DPMS_ON:
1266 			args.ucAction = ATOM_ENABLE;
1267 			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1268 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1269 				args.ucAction = ATOM_LCD_BLON;
1270 				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1271 			}
1272 			break;
1273 		case DRM_MODE_DPMS_STANDBY:
1274 		case DRM_MODE_DPMS_SUSPEND:
1275 		case DRM_MODE_DPMS_OFF:
1276 			args.ucAction = ATOM_DISABLE;
1277 			atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1278 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1279 				args.ucAction = ATOM_LCD_BLOFF;
1280 				atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1281 			}
1282 			break;
1283 		}
1284 	}
1285 
1286 	if (ext_encoder) {
1287 		int action;
1288 
1289 		switch (mode) {
1290 		case DRM_MODE_DPMS_ON:
1291 		default:
1292 			action = ATOM_ENABLE;
1293 			break;
1294 		case DRM_MODE_DPMS_STANDBY:
1295 		case DRM_MODE_DPMS_SUSPEND:
1296 		case DRM_MODE_DPMS_OFF:
1297 			action = ATOM_DISABLE;
1298 			break;
1299 		}
1300 		atombios_external_encoder_setup(encoder, ext_encoder, action);
1301 	}
1302 
1303 	radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
1304 
1305 }
1306 
1307 union crtc_source_param {
1308 	SELECT_CRTC_SOURCE_PS_ALLOCATION v1;
1309 	SELECT_CRTC_SOURCE_PARAMETERS_V2 v2;
1310 };
1311 
1312 static void
1313 atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
1314 {
1315 	struct drm_device *dev = encoder->dev;
1316 	struct radeon_device *rdev = dev->dev_private;
1317 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1318 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1319 	union crtc_source_param args;
1320 	int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
1321 	uint8_t frev, crev;
1322 	struct radeon_encoder_atom_dig *dig;
1323 
1324 	memset(&args, 0, sizeof(args));
1325 
1326 	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1327 		return;
1328 
1329 	switch (frev) {
1330 	case 1:
1331 		switch (crev) {
1332 		case 1:
1333 		default:
1334 			if (ASIC_IS_AVIVO(rdev))
1335 				args.v1.ucCRTC = radeon_crtc->crtc_id;
1336 			else {
1337 				if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) {
1338 					args.v1.ucCRTC = radeon_crtc->crtc_id;
1339 				} else {
1340 					args.v1.ucCRTC = radeon_crtc->crtc_id << 2;
1341 				}
1342 			}
1343 			switch (radeon_encoder->encoder_id) {
1344 			case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1345 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1346 				args.v1.ucDevice = ATOM_DEVICE_DFP1_INDEX;
1347 				break;
1348 			case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1349 			case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1350 				if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT)
1351 					args.v1.ucDevice = ATOM_DEVICE_LCD1_INDEX;
1352 				else
1353 					args.v1.ucDevice = ATOM_DEVICE_DFP3_INDEX;
1354 				break;
1355 			case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1356 			case ENCODER_OBJECT_ID_INTERNAL_DDI:
1357 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1358 				args.v1.ucDevice = ATOM_DEVICE_DFP2_INDEX;
1359 				break;
1360 			case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1361 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1362 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1363 					args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1364 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1365 					args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1366 				else
1367 					args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
1368 				break;
1369 			case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1370 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1371 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1372 					args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1373 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1374 					args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1375 				else
1376 					args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
1377 				break;
1378 			}
1379 			break;
1380 		case 2:
1381 			args.v2.ucCRTC = radeon_crtc->crtc_id;
1382 			args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
1383 			switch (radeon_encoder->encoder_id) {
1384 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1385 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1386 			case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1387 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1388 				dig = radeon_encoder->enc_priv;
1389 				switch (dig->dig_encoder) {
1390 				case 0:
1391 					args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1392 					break;
1393 				case 1:
1394 					args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1395 					break;
1396 				case 2:
1397 					args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1398 					break;
1399 				case 3:
1400 					args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1401 					break;
1402 				case 4:
1403 					args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1404 					break;
1405 				case 5:
1406 					args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1407 					break;
1408 				}
1409 				break;
1410 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1411 				args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1412 				break;
1413 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1414 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1415 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1416 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1417 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1418 				else
1419 					args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1420 				break;
1421 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1422 				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1423 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1424 				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1425 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1426 				else
1427 					args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1428 				break;
1429 			}
1430 			break;
1431 		}
1432 		break;
1433 	default:
1434 		DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1435 		return;
1436 	}
1437 
1438 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1439 
1440 	/* update scratch regs with new routing */
1441 	radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
1442 }
1443 
1444 static void
1445 atombios_apply_encoder_quirks(struct drm_encoder *encoder,
1446 			      struct drm_display_mode *mode)
1447 {
1448 	struct drm_device *dev = encoder->dev;
1449 	struct radeon_device *rdev = dev->dev_private;
1450 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1451 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1452 
1453 	/* Funky macbooks */
1454 	if ((dev->pdev->device == 0x71C5) &&
1455 	    (dev->pdev->subsystem_vendor == 0x106b) &&
1456 	    (dev->pdev->subsystem_device == 0x0080)) {
1457 		if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) {
1458 			uint32_t lvtma_bit_depth_control = RREG32(AVIVO_LVTMA_BIT_DEPTH_CONTROL);
1459 
1460 			lvtma_bit_depth_control &= ~AVIVO_LVTMA_BIT_DEPTH_CONTROL_TRUNCATE_EN;
1461 			lvtma_bit_depth_control &= ~AVIVO_LVTMA_BIT_DEPTH_CONTROL_SPATIAL_DITHER_EN;
1462 
1463 			WREG32(AVIVO_LVTMA_BIT_DEPTH_CONTROL, lvtma_bit_depth_control);
1464 		}
1465 	}
1466 
1467 	/* set scaler clears this on some chips */
1468 	/* XXX check DCE4 */
1469 	if (!(radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))) {
1470 		if (ASIC_IS_AVIVO(rdev) && (mode->flags & DRM_MODE_FLAG_INTERLACE))
1471 			WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
1472 			       AVIVO_D1MODE_INTERLEAVE_EN);
1473 	}
1474 }
1475 
1476 static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder)
1477 {
1478 	struct drm_device *dev = encoder->dev;
1479 	struct radeon_device *rdev = dev->dev_private;
1480 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
1481 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1482 	struct drm_encoder *test_encoder;
1483 	struct radeon_encoder_atom_dig *dig;
1484 	uint32_t dig_enc_in_use = 0;
1485 
1486 	if (ASIC_IS_DCE4(rdev)) {
1487 		dig = radeon_encoder->enc_priv;
1488 		switch (radeon_encoder->encoder_id) {
1489 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1490 			if (dig->linkb)
1491 				return 1;
1492 			else
1493 				return 0;
1494 			break;
1495 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1496 			if (dig->linkb)
1497 				return 3;
1498 			else
1499 				return 2;
1500 			break;
1501 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1502 			if (dig->linkb)
1503 				return 5;
1504 			else
1505 				return 4;
1506 			break;
1507 		}
1508 	}
1509 
1510 	/* on DCE32 and encoder can driver any block so just crtc id */
1511 	if (ASIC_IS_DCE32(rdev)) {
1512 		return radeon_crtc->crtc_id;
1513 	}
1514 
1515 	/* on DCE3 - LVTMA can only be driven by DIGB */
1516 	list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) {
1517 		struct radeon_encoder *radeon_test_encoder;
1518 
1519 		if (encoder == test_encoder)
1520 			continue;
1521 
1522 		if (!radeon_encoder_is_digital(test_encoder))
1523 			continue;
1524 
1525 		radeon_test_encoder = to_radeon_encoder(test_encoder);
1526 		dig = radeon_test_encoder->enc_priv;
1527 
1528 		if (dig->dig_encoder >= 0)
1529 			dig_enc_in_use |= (1 << dig->dig_encoder);
1530 	}
1531 
1532 	if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA) {
1533 		if (dig_enc_in_use & 0x2)
1534 			DRM_ERROR("LVDS required digital encoder 2 but it was in use - stealing\n");
1535 		return 1;
1536 	}
1537 	if (!(dig_enc_in_use & 1))
1538 		return 0;
1539 	return 1;
1540 }
1541 
1542 static void
1543 radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
1544 			     struct drm_display_mode *mode,
1545 			     struct drm_display_mode *adjusted_mode)
1546 {
1547 	struct drm_device *dev = encoder->dev;
1548 	struct radeon_device *rdev = dev->dev_private;
1549 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1550 	struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
1551 
1552 	radeon_encoder->pixel_clock = adjusted_mode->clock;
1553 
1554 	if (ASIC_IS_AVIVO(rdev) && !ASIC_IS_DCE4(rdev)) {
1555 		if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT))
1556 			atombios_yuv_setup(encoder, true);
1557 		else
1558 			atombios_yuv_setup(encoder, false);
1559 	}
1560 
1561 	switch (radeon_encoder->encoder_id) {
1562 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1563 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1564 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1565 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1566 		atombios_digital_setup(encoder, PANEL_ENCODER_ACTION_ENABLE);
1567 		break;
1568 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1569 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1570 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1571 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1572 		if (ASIC_IS_DCE4(rdev)) {
1573 			/* disable the transmitter */
1574 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1575 			/* setup and enable the encoder */
1576 			atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP);
1577 
1578 			/* init and enable the transmitter */
1579 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
1580 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
1581 		} else {
1582 			/* disable the encoder and transmitter */
1583 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1584 			atombios_dig_encoder_setup(encoder, ATOM_DISABLE);
1585 
1586 			/* setup and enable the encoder and transmitter */
1587 			atombios_dig_encoder_setup(encoder, ATOM_ENABLE);
1588 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
1589 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0);
1590 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
1591 		}
1592 		break;
1593 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
1594 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1595 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1596 		atombios_dvo_setup(encoder, ATOM_ENABLE);
1597 		break;
1598 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1599 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1600 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1601 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1602 		atombios_dac_setup(encoder, ATOM_ENABLE);
1603 		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) {
1604 			if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
1605 				atombios_tv_setup(encoder, ATOM_ENABLE);
1606 			else
1607 				atombios_tv_setup(encoder, ATOM_DISABLE);
1608 		}
1609 		break;
1610 	}
1611 
1612 	if (ext_encoder) {
1613 		atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE);
1614 	}
1615 
1616 	atombios_apply_encoder_quirks(encoder, adjusted_mode);
1617 
1618 	if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
1619 		r600_hdmi_enable(encoder);
1620 		r600_hdmi_setmode(encoder, adjusted_mode);
1621 	}
1622 }
1623 
1624 static bool
1625 atombios_dac_load_detect(struct drm_encoder *encoder, struct drm_connector *connector)
1626 {
1627 	struct drm_device *dev = encoder->dev;
1628 	struct radeon_device *rdev = dev->dev_private;
1629 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1630 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1631 
1632 	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
1633 				       ATOM_DEVICE_CV_SUPPORT |
1634 				       ATOM_DEVICE_CRT_SUPPORT)) {
1635 		DAC_LOAD_DETECTION_PS_ALLOCATION args;
1636 		int index = GetIndexIntoMasterTable(COMMAND, DAC_LoadDetection);
1637 		uint8_t frev, crev;
1638 
1639 		memset(&args, 0, sizeof(args));
1640 
1641 		if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
1642 			return false;
1643 
1644 		args.sDacload.ucMisc = 0;
1645 
1646 		if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) ||
1647 		    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1))
1648 			args.sDacload.ucDacType = ATOM_DAC_A;
1649 		else
1650 			args.sDacload.ucDacType = ATOM_DAC_B;
1651 
1652 		if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
1653 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
1654 		else if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
1655 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
1656 		else if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1657 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
1658 			if (crev >= 3)
1659 				args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1660 		} else if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1661 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
1662 			if (crev >= 3)
1663 				args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1664 		}
1665 
1666 		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1667 
1668 		return true;
1669 	} else
1670 		return false;
1671 }
1672 
1673 static enum drm_connector_status
1674 radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
1675 {
1676 	struct drm_device *dev = encoder->dev;
1677 	struct radeon_device *rdev = dev->dev_private;
1678 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1679 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1680 	uint32_t bios_0_scratch;
1681 
1682 	if (!atombios_dac_load_detect(encoder, connector)) {
1683 		DRM_DEBUG_KMS("detect returned false \n");
1684 		return connector_status_unknown;
1685 	}
1686 
1687 	if (rdev->family >= CHIP_R600)
1688 		bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
1689 	else
1690 		bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
1691 
1692 	DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices);
1693 	if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1694 		if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1695 			return connector_status_connected;
1696 	}
1697 	if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1698 		if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1699 			return connector_status_connected;
1700 	}
1701 	if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1702 		if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1703 			return connector_status_connected;
1704 	}
1705 	if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1706 		if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1707 			return connector_status_connected; /* CTV */
1708 		else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1709 			return connector_status_connected; /* STV */
1710 	}
1711 	return connector_status_disconnected;
1712 }
1713 
1714 static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)
1715 {
1716 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1717 	struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
1718 
1719 	if (radeon_encoder->active_device &
1720 	    (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) {
1721 		struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
1722 		if (dig)
1723 			dig->dig_encoder = radeon_atom_pick_dig_encoder(encoder);
1724 	}
1725 
1726 	radeon_atom_output_lock(encoder, true);
1727 	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
1728 
1729 	/* select the clock/data port if it uses a router */
1730 	if (connector) {
1731 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1732 		if (radeon_connector->router.cd_valid)
1733 			radeon_router_select_cd_port(radeon_connector);
1734 	}
1735 
1736 	/* this is needed for the pll/ss setup to work correctly in some cases */
1737 	atombios_set_encoder_crtc_source(encoder);
1738 }
1739 
1740 static void radeon_atom_encoder_commit(struct drm_encoder *encoder)
1741 {
1742 	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
1743 	radeon_atom_output_lock(encoder, false);
1744 }
1745 
1746 static void radeon_atom_encoder_disable(struct drm_encoder *encoder)
1747 {
1748 	struct drm_device *dev = encoder->dev;
1749 	struct radeon_device *rdev = dev->dev_private;
1750 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1751 	struct radeon_encoder_atom_dig *dig;
1752 
1753 	/* check for pre-DCE3 cards with shared encoders;
1754 	 * can't really use the links individually, so don't disable
1755 	 * the encoder if it's in use by another connector
1756 	 */
1757 	if (!ASIC_IS_DCE3(rdev)) {
1758 		struct drm_encoder *other_encoder;
1759 		struct radeon_encoder *other_radeon_encoder;
1760 
1761 		list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) {
1762 			other_radeon_encoder = to_radeon_encoder(other_encoder);
1763 			if ((radeon_encoder->encoder_id == other_radeon_encoder->encoder_id) &&
1764 			    drm_helper_encoder_in_use(other_encoder))
1765 				goto disable_done;
1766 		}
1767 	}
1768 
1769 	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
1770 
1771 	switch (radeon_encoder->encoder_id) {
1772 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1773 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1774 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1775 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1776 		atombios_digital_setup(encoder, PANEL_ENCODER_ACTION_DISABLE);
1777 		break;
1778 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1779 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1780 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1781 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1782 		if (ASIC_IS_DCE4(rdev))
1783 			/* disable the transmitter */
1784 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1785 		else {
1786 			/* disable the encoder and transmitter */
1787 			atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1788 			atombios_dig_encoder_setup(encoder, ATOM_DISABLE);
1789 		}
1790 		break;
1791 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
1792 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1793 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1794 		atombios_dvo_setup(encoder, ATOM_DISABLE);
1795 		break;
1796 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1797 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1798 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1799 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1800 		atombios_dac_setup(encoder, ATOM_DISABLE);
1801 		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
1802 			atombios_tv_setup(encoder, ATOM_DISABLE);
1803 		break;
1804 	}
1805 
1806 disable_done:
1807 	if (radeon_encoder_is_digital(encoder)) {
1808 		if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
1809 			r600_hdmi_disable(encoder);
1810 		dig = radeon_encoder->enc_priv;
1811 		dig->dig_encoder = -1;
1812 	}
1813 	radeon_encoder->active_device = 0;
1814 }
1815 
1816 /* these are handled by the primary encoders */
1817 static void radeon_atom_ext_prepare(struct drm_encoder *encoder)
1818 {
1819 
1820 }
1821 
1822 static void radeon_atom_ext_commit(struct drm_encoder *encoder)
1823 {
1824 
1825 }
1826 
1827 static void
1828 radeon_atom_ext_mode_set(struct drm_encoder *encoder,
1829 			 struct drm_display_mode *mode,
1830 			 struct drm_display_mode *adjusted_mode)
1831 {
1832 
1833 }
1834 
1835 static void radeon_atom_ext_disable(struct drm_encoder *encoder)
1836 {
1837 
1838 }
1839 
1840 static void
1841 radeon_atom_ext_dpms(struct drm_encoder *encoder, int mode)
1842 {
1843 
1844 }
1845 
1846 static bool radeon_atom_ext_mode_fixup(struct drm_encoder *encoder,
1847 				       struct drm_display_mode *mode,
1848 				       struct drm_display_mode *adjusted_mode)
1849 {
1850 	return true;
1851 }
1852 
1853 static const struct drm_encoder_helper_funcs radeon_atom_ext_helper_funcs = {
1854 	.dpms = radeon_atom_ext_dpms,
1855 	.mode_fixup = radeon_atom_ext_mode_fixup,
1856 	.prepare = radeon_atom_ext_prepare,
1857 	.mode_set = radeon_atom_ext_mode_set,
1858 	.commit = radeon_atom_ext_commit,
1859 	.disable = radeon_atom_ext_disable,
1860 	/* no detect for TMDS/LVDS yet */
1861 };
1862 
1863 static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = {
1864 	.dpms = radeon_atom_encoder_dpms,
1865 	.mode_fixup = radeon_atom_mode_fixup,
1866 	.prepare = radeon_atom_encoder_prepare,
1867 	.mode_set = radeon_atom_encoder_mode_set,
1868 	.commit = radeon_atom_encoder_commit,
1869 	.disable = radeon_atom_encoder_disable,
1870 	/* no detect for TMDS/LVDS yet */
1871 };
1872 
1873 static const struct drm_encoder_helper_funcs radeon_atom_dac_helper_funcs = {
1874 	.dpms = radeon_atom_encoder_dpms,
1875 	.mode_fixup = radeon_atom_mode_fixup,
1876 	.prepare = radeon_atom_encoder_prepare,
1877 	.mode_set = radeon_atom_encoder_mode_set,
1878 	.commit = radeon_atom_encoder_commit,
1879 	.detect = radeon_atom_dac_detect,
1880 };
1881 
1882 void radeon_enc_destroy(struct drm_encoder *encoder)
1883 {
1884 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1885 	kfree(radeon_encoder->enc_priv);
1886 	drm_encoder_cleanup(encoder);
1887 	kfree(radeon_encoder);
1888 }
1889 
1890 static const struct drm_encoder_funcs radeon_atom_enc_funcs = {
1891 	.destroy = radeon_enc_destroy,
1892 };
1893 
1894 struct radeon_encoder_atom_dac *
1895 radeon_atombios_set_dac_info(struct radeon_encoder *radeon_encoder)
1896 {
1897 	struct drm_device *dev = radeon_encoder->base.dev;
1898 	struct radeon_device *rdev = dev->dev_private;
1899 	struct radeon_encoder_atom_dac *dac = kzalloc(sizeof(struct radeon_encoder_atom_dac), GFP_KERNEL);
1900 
1901 	if (!dac)
1902 		return NULL;
1903 
1904 	dac->tv_std = radeon_atombios_get_tv_info(rdev);
1905 	return dac;
1906 }
1907 
1908 struct radeon_encoder_atom_dig *
1909 radeon_atombios_set_dig_info(struct radeon_encoder *radeon_encoder)
1910 {
1911 	int encoder_enum = (radeon_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1912 	struct radeon_encoder_atom_dig *dig = kzalloc(sizeof(struct radeon_encoder_atom_dig), GFP_KERNEL);
1913 
1914 	if (!dig)
1915 		return NULL;
1916 
1917 	/* coherent mode by default */
1918 	dig->coherent_mode = true;
1919 	dig->dig_encoder = -1;
1920 
1921 	if (encoder_enum == 2)
1922 		dig->linkb = true;
1923 	else
1924 		dig->linkb = false;
1925 
1926 	return dig;
1927 }
1928 
1929 void
1930 radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_t supported_device)
1931 {
1932 	struct radeon_device *rdev = dev->dev_private;
1933 	struct drm_encoder *encoder;
1934 	struct radeon_encoder *radeon_encoder;
1935 
1936 	/* see if we already added it */
1937 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1938 		radeon_encoder = to_radeon_encoder(encoder);
1939 		if (radeon_encoder->encoder_enum == encoder_enum) {
1940 			radeon_encoder->devices |= supported_device;
1941 			return;
1942 		}
1943 
1944 	}
1945 
1946 	/* add a new one */
1947 	radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
1948 	if (!radeon_encoder)
1949 		return;
1950 
1951 	encoder = &radeon_encoder->base;
1952 	switch (rdev->num_crtc) {
1953 	case 1:
1954 		encoder->possible_crtcs = 0x1;
1955 		break;
1956 	case 2:
1957 	default:
1958 		encoder->possible_crtcs = 0x3;
1959 		break;
1960 	case 6:
1961 		encoder->possible_crtcs = 0x3f;
1962 		break;
1963 	}
1964 
1965 	radeon_encoder->enc_priv = NULL;
1966 
1967 	radeon_encoder->encoder_enum = encoder_enum;
1968 	radeon_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1969 	radeon_encoder->devices = supported_device;
1970 	radeon_encoder->rmx_type = RMX_OFF;
1971 	radeon_encoder->underscan_type = UNDERSCAN_OFF;
1972 	radeon_encoder->is_ext_encoder = false;
1973 
1974 	switch (radeon_encoder->encoder_id) {
1975 	case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1976 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1977 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1978 	case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1979 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1980 			radeon_encoder->rmx_type = RMX_FULL;
1981 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
1982 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
1983 		} else {
1984 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
1985 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
1986 			if (ASIC_IS_AVIVO(rdev))
1987 				radeon_encoder->underscan_type = UNDERSCAN_AUTO;
1988 		}
1989 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
1990 		break;
1991 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1992 		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC);
1993 		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
1994 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
1995 		break;
1996 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1997 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1998 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1999 		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TVDAC);
2000 		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
2001 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
2002 		break;
2003 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
2004 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
2005 	case ENCODER_OBJECT_ID_INTERNAL_DDI:
2006 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2007 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
2008 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2009 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2010 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
2011 			radeon_encoder->rmx_type = RMX_FULL;
2012 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
2013 			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
2014 		} else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
2015 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC);
2016 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
2017 		} else {
2018 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
2019 			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
2020 			if (ASIC_IS_AVIVO(rdev))
2021 				radeon_encoder->underscan_type = UNDERSCAN_AUTO;
2022 		}
2023 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
2024 		break;
2025 	case ENCODER_OBJECT_ID_SI170B:
2026 	case ENCODER_OBJECT_ID_CH7303:
2027 	case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
2028 	case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
2029 	case ENCODER_OBJECT_ID_TITFP513:
2030 	case ENCODER_OBJECT_ID_VT1623:
2031 	case ENCODER_OBJECT_ID_HDMI_SI1930:
2032 		/* these are handled by the primary encoders */
2033 		radeon_encoder->is_ext_encoder = true;
2034 		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
2035 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
2036 		else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
2037 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC);
2038 		else
2039 			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
2040 		drm_encoder_helper_add(encoder, &radeon_atom_ext_helper_funcs);
2041 		break;
2042 	}
2043 }
2044