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 #include <drm/drmP.h>
27 #include <drm/drm_crtc_helper.h>
28 #include <drm/amdgpu_drm.h>
29 #include "amdgpu.h"
30 #include "amdgpu_connectors.h"
31 #include "atom.h"
32 #include "atombios_encoders.h"
33 #include "atombios_dp.h"
34 #include <linux/backlight.h>
35 #include "bif/bif_4_1_d.h"
36
37 static u8
amdgpu_atombios_encoder_get_backlight_level_from_reg(struct amdgpu_device * adev)38 amdgpu_atombios_encoder_get_backlight_level_from_reg(struct amdgpu_device *adev)
39 {
40 u8 backlight_level;
41 u32 bios_2_scratch;
42
43 bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
44
45 backlight_level = ((bios_2_scratch & ATOM_S2_CURRENT_BL_LEVEL_MASK) >>
46 ATOM_S2_CURRENT_BL_LEVEL_SHIFT);
47
48 return backlight_level;
49 }
50
51 static void
amdgpu_atombios_encoder_set_backlight_level_to_reg(struct amdgpu_device * adev,u8 backlight_level)52 amdgpu_atombios_encoder_set_backlight_level_to_reg(struct amdgpu_device *adev,
53 u8 backlight_level)
54 {
55 u32 bios_2_scratch;
56
57 bios_2_scratch = RREG32(mmBIOS_SCRATCH_2);
58
59 bios_2_scratch &= ~ATOM_S2_CURRENT_BL_LEVEL_MASK;
60 bios_2_scratch |= ((backlight_level << ATOM_S2_CURRENT_BL_LEVEL_SHIFT) &
61 ATOM_S2_CURRENT_BL_LEVEL_MASK);
62
63 WREG32(mmBIOS_SCRATCH_2, bios_2_scratch);
64 }
65
66 u8
amdgpu_atombios_encoder_get_backlight_level(struct amdgpu_encoder * amdgpu_encoder)67 amdgpu_atombios_encoder_get_backlight_level(struct amdgpu_encoder *amdgpu_encoder)
68 {
69 struct drm_device *dev = amdgpu_encoder->base.dev;
70 struct amdgpu_device *adev = dev->dev_private;
71
72 if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
73 return 0;
74
75 return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
76 }
77
78 void
amdgpu_atombios_encoder_set_backlight_level(struct amdgpu_encoder * amdgpu_encoder,u8 level)79 amdgpu_atombios_encoder_set_backlight_level(struct amdgpu_encoder *amdgpu_encoder,
80 u8 level)
81 {
82 struct drm_encoder *encoder = &amdgpu_encoder->base;
83 struct drm_device *dev = amdgpu_encoder->base.dev;
84 struct amdgpu_device *adev = dev->dev_private;
85 struct amdgpu_encoder_atom_dig *dig;
86
87 if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
88 return;
89
90 if ((amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) &&
91 amdgpu_encoder->enc_priv) {
92 dig = amdgpu_encoder->enc_priv;
93 dig->backlight_level = level;
94 amdgpu_atombios_encoder_set_backlight_level_to_reg(adev, dig->backlight_level);
95
96 switch (amdgpu_encoder->encoder_id) {
97 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
98 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
99 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
100 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
101 if (dig->backlight_level == 0)
102 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
103 ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
104 else {
105 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
106 ATOM_TRANSMITTER_ACTION_BL_BRIGHTNESS_CONTROL, 0, 0);
107 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
108 ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0);
109 }
110 break;
111 default:
112 break;
113 }
114 }
115 }
116
117 #if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)
118
amdgpu_atombios_encoder_backlight_level(struct backlight_device * bd)119 static u8 amdgpu_atombios_encoder_backlight_level(struct backlight_device *bd)
120 {
121 u8 level;
122
123 /* Convert brightness to hardware level */
124 if (bd->props.brightness < 0)
125 level = 0;
126 else if (bd->props.brightness > AMDGPU_MAX_BL_LEVEL)
127 level = AMDGPU_MAX_BL_LEVEL;
128 else
129 level = bd->props.brightness;
130
131 return level;
132 }
133
amdgpu_atombios_encoder_update_backlight_status(struct backlight_device * bd)134 static int amdgpu_atombios_encoder_update_backlight_status(struct backlight_device *bd)
135 {
136 struct amdgpu_backlight_privdata *pdata = bl_get_data(bd);
137 struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
138
139 amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder,
140 amdgpu_atombios_encoder_backlight_level(bd));
141
142 return 0;
143 }
144
145 static int
amdgpu_atombios_encoder_get_backlight_brightness(struct backlight_device * bd)146 amdgpu_atombios_encoder_get_backlight_brightness(struct backlight_device *bd)
147 {
148 struct amdgpu_backlight_privdata *pdata = bl_get_data(bd);
149 struct amdgpu_encoder *amdgpu_encoder = pdata->encoder;
150 struct drm_device *dev = amdgpu_encoder->base.dev;
151 struct amdgpu_device *adev = dev->dev_private;
152
153 return amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
154 }
155
156 static const struct backlight_ops amdgpu_atombios_encoder_backlight_ops = {
157 .get_brightness = amdgpu_atombios_encoder_get_backlight_brightness,
158 .update_status = amdgpu_atombios_encoder_update_backlight_status,
159 };
160
amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder * amdgpu_encoder,struct drm_connector * drm_connector)161 void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *amdgpu_encoder,
162 struct drm_connector *drm_connector)
163 {
164 struct drm_device *dev = amdgpu_encoder->base.dev;
165 struct amdgpu_device *adev = dev->dev_private;
166 struct backlight_device *bd;
167 struct backlight_properties props;
168 struct amdgpu_backlight_privdata *pdata;
169 struct amdgpu_encoder_atom_dig *dig;
170 u8 backlight_level;
171 char bl_name[16];
172
173 /* Mac laptops with multiple GPUs use the gmux driver for backlight
174 * so don't register a backlight device
175 */
176 if ((adev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
177 (adev->pdev->device == 0x6741))
178 return;
179
180 if (!amdgpu_encoder->enc_priv)
181 return;
182
183 if (!adev->is_atom_bios)
184 return;
185
186 if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
187 return;
188
189 pdata = kmalloc(sizeof(struct amdgpu_backlight_privdata), GFP_KERNEL);
190 if (!pdata) {
191 DRM_ERROR("Memory allocation failed\n");
192 goto error;
193 }
194
195 memset(&props, 0, sizeof(props));
196 props.max_brightness = AMDGPU_MAX_BL_LEVEL;
197 props.type = BACKLIGHT_RAW;
198 snprintf(bl_name, sizeof(bl_name),
199 "amdgpu_bl%d", dev->primary->index);
200 bd = backlight_device_register(bl_name, drm_connector->kdev,
201 pdata, &amdgpu_atombios_encoder_backlight_ops, &props);
202 if (IS_ERR(bd)) {
203 DRM_ERROR("Backlight registration failed\n");
204 goto error;
205 }
206
207 pdata->encoder = amdgpu_encoder;
208
209 backlight_level = amdgpu_atombios_encoder_get_backlight_level_from_reg(adev);
210
211 dig = amdgpu_encoder->enc_priv;
212 dig->bl_dev = bd;
213
214 bd->props.brightness = amdgpu_atombios_encoder_get_backlight_brightness(bd);
215 bd->props.power = FB_BLANK_UNBLANK;
216 backlight_update_status(bd);
217
218 DRM_INFO("amdgpu atom DIG backlight initialized\n");
219
220 return;
221
222 error:
223 kfree(pdata);
224 return;
225 }
226
227 void
amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder * amdgpu_encoder)228 amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder *amdgpu_encoder)
229 {
230 struct drm_device *dev = amdgpu_encoder->base.dev;
231 struct amdgpu_device *adev = dev->dev_private;
232 struct backlight_device *bd = NULL;
233 struct amdgpu_encoder_atom_dig *dig;
234
235 if (!amdgpu_encoder->enc_priv)
236 return;
237
238 if (!adev->is_atom_bios)
239 return;
240
241 if (!(adev->mode_info.firmware_flags & ATOM_BIOS_INFO_BL_CONTROLLED_BY_GPU))
242 return;
243
244 dig = amdgpu_encoder->enc_priv;
245 bd = dig->bl_dev;
246 dig->bl_dev = NULL;
247
248 if (bd) {
249 struct amdgpu_legacy_backlight_privdata *pdata;
250
251 pdata = bl_get_data(bd);
252 backlight_device_unregister(bd);
253 kfree(pdata);
254
255 DRM_INFO("amdgpu atom LVDS backlight unloaded\n");
256 }
257 }
258
259 #else /* !CONFIG_BACKLIGHT_CLASS_DEVICE */
260
amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder * encoder)261 void amdgpu_atombios_encoder_init_backlight(struct amdgpu_encoder *encoder)
262 {
263 }
264
amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder * encoder)265 void amdgpu_atombios_encoder_fini_backlight(struct amdgpu_encoder *encoder)
266 {
267 }
268
269 #endif
270
amdgpu_atombios_encoder_is_digital(struct drm_encoder * encoder)271 bool amdgpu_atombios_encoder_is_digital(struct drm_encoder *encoder)
272 {
273 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
274 switch (amdgpu_encoder->encoder_id) {
275 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
276 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
277 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
278 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
279 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
280 return true;
281 default:
282 return false;
283 }
284 }
285
amdgpu_atombios_encoder_mode_fixup(struct drm_encoder * encoder,const struct drm_display_mode * mode,struct drm_display_mode * adjusted_mode)286 bool amdgpu_atombios_encoder_mode_fixup(struct drm_encoder *encoder,
287 const struct drm_display_mode *mode,
288 struct drm_display_mode *adjusted_mode)
289 {
290 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
291
292 /* set the active encoder to connector routing */
293 amdgpu_encoder_set_active_device(encoder);
294 drm_mode_set_crtcinfo(adjusted_mode, 0);
295
296 /* hw bug */
297 if ((mode->flags & DRM_MODE_FLAG_INTERLACE)
298 && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
299 adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
300
301 /* vertical FP must be at least 1 */
302 if (mode->crtc_vsync_start == mode->crtc_vdisplay)
303 adjusted_mode->crtc_vsync_start++;
304
305 /* get the native mode for scaling */
306 if (amdgpu_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT))
307 amdgpu_panel_mode_fixup(encoder, adjusted_mode);
308 else if (amdgpu_encoder->rmx_type != RMX_OFF)
309 amdgpu_panel_mode_fixup(encoder, adjusted_mode);
310
311 if ((amdgpu_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
312 (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)) {
313 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
314 amdgpu_atombios_dp_set_link_config(connector, adjusted_mode);
315 }
316
317 return true;
318 }
319
320 static void
amdgpu_atombios_encoder_setup_dac(struct drm_encoder * encoder,int action)321 amdgpu_atombios_encoder_setup_dac(struct drm_encoder *encoder, int action)
322 {
323 struct drm_device *dev = encoder->dev;
324 struct amdgpu_device *adev = dev->dev_private;
325 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
326 DAC_ENCODER_CONTROL_PS_ALLOCATION args;
327 int index = 0;
328
329 memset(&args, 0, sizeof(args));
330
331 switch (amdgpu_encoder->encoder_id) {
332 case ENCODER_OBJECT_ID_INTERNAL_DAC1:
333 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
334 index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl);
335 break;
336 case ENCODER_OBJECT_ID_INTERNAL_DAC2:
337 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
338 index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl);
339 break;
340 }
341
342 args.ucAction = action;
343 args.ucDacStandard = ATOM_DAC1_PS2;
344 args.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
345
346 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
347
348 }
349
amdgpu_atombios_encoder_get_bpc(struct drm_encoder * encoder)350 static u8 amdgpu_atombios_encoder_get_bpc(struct drm_encoder *encoder)
351 {
352 int bpc = 8;
353
354 if (encoder->crtc) {
355 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
356 bpc = amdgpu_crtc->bpc;
357 }
358
359 switch (bpc) {
360 case 0:
361 return PANEL_BPC_UNDEFINE;
362 case 6:
363 return PANEL_6BIT_PER_COLOR;
364 case 8:
365 default:
366 return PANEL_8BIT_PER_COLOR;
367 case 10:
368 return PANEL_10BIT_PER_COLOR;
369 case 12:
370 return PANEL_12BIT_PER_COLOR;
371 case 16:
372 return PANEL_16BIT_PER_COLOR;
373 }
374 }
375
376 union dvo_encoder_control {
377 ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds;
378 DVO_ENCODER_CONTROL_PS_ALLOCATION dvo;
379 DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3;
380 DVO_ENCODER_CONTROL_PS_ALLOCATION_V1_4 dvo_v4;
381 };
382
383 static void
amdgpu_atombios_encoder_setup_dvo(struct drm_encoder * encoder,int action)384 amdgpu_atombios_encoder_setup_dvo(struct drm_encoder *encoder, int action)
385 {
386 struct drm_device *dev = encoder->dev;
387 struct amdgpu_device *adev = dev->dev_private;
388 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
389 union dvo_encoder_control args;
390 int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl);
391 uint8_t frev, crev;
392
393 memset(&args, 0, sizeof(args));
394
395 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
396 return;
397
398 switch (frev) {
399 case 1:
400 switch (crev) {
401 case 1:
402 /* R4xx, R5xx */
403 args.ext_tmds.sXTmdsEncoder.ucEnable = action;
404
405 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
406 args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL;
407
408 args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB;
409 break;
410 case 2:
411 /* RS600/690/740 */
412 args.dvo.sDVOEncoder.ucAction = action;
413 args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
414 /* DFP1, CRT1, TV1 depending on the type of port */
415 args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX;
416
417 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
418 args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL;
419 break;
420 case 3:
421 /* R6xx */
422 args.dvo_v3.ucAction = action;
423 args.dvo_v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
424 args.dvo_v3.ucDVOConfig = 0; /* XXX */
425 break;
426 case 4:
427 /* DCE8 */
428 args.dvo_v4.ucAction = action;
429 args.dvo_v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
430 args.dvo_v4.ucDVOConfig = 0; /* XXX */
431 args.dvo_v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
432 break;
433 default:
434 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
435 break;
436 }
437 break;
438 default:
439 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
440 break;
441 }
442
443 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
444 }
445
amdgpu_atombios_encoder_get_encoder_mode(struct drm_encoder * encoder)446 int amdgpu_atombios_encoder_get_encoder_mode(struct drm_encoder *encoder)
447 {
448 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
449 struct drm_connector *connector;
450 struct amdgpu_connector *amdgpu_connector;
451 struct amdgpu_connector_atom_dig *dig_connector;
452
453 /* dp bridges are always DP */
454 if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)
455 return ATOM_ENCODER_MODE_DP;
456
457 /* DVO is always DVO */
458 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DVO1) ||
459 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
460 return ATOM_ENCODER_MODE_DVO;
461
462 connector = amdgpu_get_connector_for_encoder(encoder);
463 /* if we don't have an active device yet, just use one of
464 * the connectors tied to the encoder.
465 */
466 if (!connector)
467 connector = amdgpu_get_connector_for_encoder_init(encoder);
468 amdgpu_connector = to_amdgpu_connector(connector);
469
470 switch (connector->connector_type) {
471 case DRM_MODE_CONNECTOR_DVII:
472 case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
473 if (amdgpu_audio != 0) {
474 if (amdgpu_connector->use_digital &&
475 (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE))
476 return ATOM_ENCODER_MODE_HDMI;
477 else if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector)) &&
478 (amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
479 return ATOM_ENCODER_MODE_HDMI;
480 else if (amdgpu_connector->use_digital)
481 return ATOM_ENCODER_MODE_DVI;
482 else
483 return ATOM_ENCODER_MODE_CRT;
484 } else if (amdgpu_connector->use_digital) {
485 return ATOM_ENCODER_MODE_DVI;
486 } else {
487 return ATOM_ENCODER_MODE_CRT;
488 }
489 break;
490 case DRM_MODE_CONNECTOR_DVID:
491 case DRM_MODE_CONNECTOR_HDMIA:
492 default:
493 if (amdgpu_audio != 0) {
494 if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
495 return ATOM_ENCODER_MODE_HDMI;
496 else if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector)) &&
497 (amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
498 return ATOM_ENCODER_MODE_HDMI;
499 else
500 return ATOM_ENCODER_MODE_DVI;
501 } else {
502 return ATOM_ENCODER_MODE_DVI;
503 }
504 break;
505 case DRM_MODE_CONNECTOR_LVDS:
506 return ATOM_ENCODER_MODE_LVDS;
507 break;
508 case DRM_MODE_CONNECTOR_DisplayPort:
509 dig_connector = amdgpu_connector->con_priv;
510 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
511 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
512 return ATOM_ENCODER_MODE_DP;
513 } else if (amdgpu_audio != 0) {
514 if (amdgpu_connector->audio == AMDGPU_AUDIO_ENABLE)
515 return ATOM_ENCODER_MODE_HDMI;
516 else if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector)) &&
517 (amdgpu_connector->audio == AMDGPU_AUDIO_AUTO))
518 return ATOM_ENCODER_MODE_HDMI;
519 else
520 return ATOM_ENCODER_MODE_DVI;
521 } else {
522 return ATOM_ENCODER_MODE_DVI;
523 }
524 break;
525 case DRM_MODE_CONNECTOR_eDP:
526 return ATOM_ENCODER_MODE_DP;
527 case DRM_MODE_CONNECTOR_DVIA:
528 case DRM_MODE_CONNECTOR_VGA:
529 return ATOM_ENCODER_MODE_CRT;
530 break;
531 case DRM_MODE_CONNECTOR_Composite:
532 case DRM_MODE_CONNECTOR_SVIDEO:
533 case DRM_MODE_CONNECTOR_9PinDIN:
534 /* fix me */
535 return ATOM_ENCODER_MODE_TV;
536 /*return ATOM_ENCODER_MODE_CV;*/
537 break;
538 }
539 }
540
541 /*
542 * DIG Encoder/Transmitter Setup
543 *
544 * DCE 6.0
545 * - 3 DIG transmitter blocks UNIPHY0/1/2 (links A and B).
546 * Supports up to 6 digital outputs
547 * - 6 DIG encoder blocks.
548 * - DIG to PHY mapping is hardcoded
549 * DIG1 drives UNIPHY0 link A, A+B
550 * DIG2 drives UNIPHY0 link B
551 * DIG3 drives UNIPHY1 link A, A+B
552 * DIG4 drives UNIPHY1 link B
553 * DIG5 drives UNIPHY2 link A, A+B
554 * DIG6 drives UNIPHY2 link B
555 *
556 * Routing
557 * crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
558 * Examples:
559 * crtc0 -> dig2 -> LVTMA links A+B -> TMDS/HDMI
560 * crtc1 -> dig1 -> UNIPHY0 link B -> DP
561 * crtc0 -> dig1 -> UNIPHY2 link A -> LVDS
562 * crtc1 -> dig2 -> UNIPHY1 link B+A -> TMDS/HDMI
563 */
564
565 union dig_encoder_control {
566 DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
567 DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
568 DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
569 DIG_ENCODER_CONTROL_PARAMETERS_V4 v4;
570 };
571
572 void
amdgpu_atombios_encoder_setup_dig_encoder(struct drm_encoder * encoder,int action,int panel_mode)573 amdgpu_atombios_encoder_setup_dig_encoder(struct drm_encoder *encoder,
574 int action, int panel_mode)
575 {
576 struct drm_device *dev = encoder->dev;
577 struct amdgpu_device *adev = dev->dev_private;
578 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
579 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
580 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
581 union dig_encoder_control args;
582 int index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
583 uint8_t frev, crev;
584 int dp_clock = 0;
585 int dp_lane_count = 0;
586 int hpd_id = AMDGPU_HPD_NONE;
587
588 if (connector) {
589 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
590 struct amdgpu_connector_atom_dig *dig_connector =
591 amdgpu_connector->con_priv;
592
593 dp_clock = dig_connector->dp_clock;
594 dp_lane_count = dig_connector->dp_lane_count;
595 hpd_id = amdgpu_connector->hpd.hpd;
596 }
597
598 /* no dig encoder assigned */
599 if (dig->dig_encoder == -1)
600 return;
601
602 memset(&args, 0, sizeof(args));
603
604 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
605 return;
606
607 switch (frev) {
608 case 1:
609 switch (crev) {
610 case 1:
611 args.v1.ucAction = action;
612 args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
613 if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
614 args.v3.ucPanelMode = panel_mode;
615 else
616 args.v1.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
617
618 if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode))
619 args.v1.ucLaneNum = dp_lane_count;
620 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
621 args.v1.ucLaneNum = 8;
622 else
623 args.v1.ucLaneNum = 4;
624
625 if (ENCODER_MODE_IS_DP(args.v1.ucEncoderMode) && (dp_clock == 270000))
626 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
627 switch (amdgpu_encoder->encoder_id) {
628 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
629 args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
630 break;
631 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
632 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
633 args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
634 break;
635 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
636 args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
637 break;
638 }
639 if (dig->linkb)
640 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
641 else
642 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
643 break;
644 case 2:
645 case 3:
646 args.v3.ucAction = action;
647 args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
648 if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
649 args.v3.ucPanelMode = panel_mode;
650 else
651 args.v3.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
652
653 if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode))
654 args.v3.ucLaneNum = dp_lane_count;
655 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
656 args.v3.ucLaneNum = 8;
657 else
658 args.v3.ucLaneNum = 4;
659
660 if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode) && (dp_clock == 270000))
661 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
662 args.v3.acConfig.ucDigSel = dig->dig_encoder;
663 args.v3.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
664 break;
665 case 4:
666 args.v4.ucAction = action;
667 args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
668 if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE)
669 args.v4.ucPanelMode = panel_mode;
670 else
671 args.v4.ucEncoderMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
672
673 if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode))
674 args.v4.ucLaneNum = dp_lane_count;
675 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
676 args.v4.ucLaneNum = 8;
677 else
678 args.v4.ucLaneNum = 4;
679
680 if (ENCODER_MODE_IS_DP(args.v4.ucEncoderMode)) {
681 if (dp_clock == 540000)
682 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ;
683 else if (dp_clock == 324000)
684 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_3_24GHZ;
685 else if (dp_clock == 270000)
686 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_2_70GHZ;
687 else
688 args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_1_62GHZ;
689 }
690 args.v4.acConfig.ucDigSel = dig->dig_encoder;
691 args.v4.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
692 if (hpd_id == AMDGPU_HPD_NONE)
693 args.v4.ucHPD_ID = 0;
694 else
695 args.v4.ucHPD_ID = hpd_id + 1;
696 break;
697 default:
698 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
699 break;
700 }
701 break;
702 default:
703 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
704 break;
705 }
706
707 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
708
709 }
710
711 union dig_transmitter_control {
712 DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
713 DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
714 DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
715 DIG_TRANSMITTER_CONTROL_PARAMETERS_V4 v4;
716 DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_5 v5;
717 };
718
719 void
amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder * encoder,int action,uint8_t lane_num,uint8_t lane_set)720 amdgpu_atombios_encoder_setup_dig_transmitter(struct drm_encoder *encoder, int action,
721 uint8_t lane_num, uint8_t lane_set)
722 {
723 struct drm_device *dev = encoder->dev;
724 struct amdgpu_device *adev = dev->dev_private;
725 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
726 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
727 struct drm_connector *connector;
728 union dig_transmitter_control args;
729 int index = 0;
730 uint8_t frev, crev;
731 bool is_dp = false;
732 int pll_id = 0;
733 int dp_clock = 0;
734 int dp_lane_count = 0;
735 int connector_object_id = 0;
736 int igp_lane_info = 0;
737 int dig_encoder = dig->dig_encoder;
738 int hpd_id = AMDGPU_HPD_NONE;
739
740 if (action == ATOM_TRANSMITTER_ACTION_INIT) {
741 connector = amdgpu_get_connector_for_encoder_init(encoder);
742 /* just needed to avoid bailing in the encoder check. the encoder
743 * isn't used for init
744 */
745 dig_encoder = 0;
746 } else
747 connector = amdgpu_get_connector_for_encoder(encoder);
748
749 if (connector) {
750 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
751 struct amdgpu_connector_atom_dig *dig_connector =
752 amdgpu_connector->con_priv;
753
754 hpd_id = amdgpu_connector->hpd.hpd;
755 dp_clock = dig_connector->dp_clock;
756 dp_lane_count = dig_connector->dp_lane_count;
757 connector_object_id =
758 (amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
759 }
760
761 if (encoder->crtc) {
762 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
763 pll_id = amdgpu_crtc->pll_id;
764 }
765
766 /* no dig encoder assigned */
767 if (dig_encoder == -1)
768 return;
769
770 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)))
771 is_dp = true;
772
773 memset(&args, 0, sizeof(args));
774
775 switch (amdgpu_encoder->encoder_id) {
776 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
777 index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl);
778 break;
779 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
780 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
781 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
782 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
783 index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
784 break;
785 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
786 index = GetIndexIntoMasterTable(COMMAND, LVTMATransmitterControl);
787 break;
788 }
789
790 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
791 return;
792
793 switch (frev) {
794 case 1:
795 switch (crev) {
796 case 1:
797 args.v1.ucAction = action;
798 if (action == ATOM_TRANSMITTER_ACTION_INIT) {
799 args.v1.usInitInfo = cpu_to_le16(connector_object_id);
800 } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
801 args.v1.asMode.ucLaneSel = lane_num;
802 args.v1.asMode.ucLaneSet = lane_set;
803 } else {
804 if (is_dp)
805 args.v1.usPixelClock = cpu_to_le16(dp_clock / 10);
806 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
807 args.v1.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
808 else
809 args.v1.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
810 }
811
812 args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
813
814 if (dig_encoder)
815 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
816 else
817 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;
818
819 if ((adev->flags & AMD_IS_APU) &&
820 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_UNIPHY)) {
821 if (is_dp ||
822 !amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock)) {
823 if (igp_lane_info & 0x1)
824 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_3;
825 else if (igp_lane_info & 0x2)
826 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_4_7;
827 else if (igp_lane_info & 0x4)
828 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_11;
829 else if (igp_lane_info & 0x8)
830 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_12_15;
831 } else {
832 if (igp_lane_info & 0x3)
833 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_0_7;
834 else if (igp_lane_info & 0xc)
835 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LANE_8_15;
836 }
837 }
838
839 if (dig->linkb)
840 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKB;
841 else
842 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_LINKA;
843
844 if (is_dp)
845 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
846 else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
847 if (dig->coherent_mode)
848 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_COHERENT;
849 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
850 args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_8LANE_LINK;
851 }
852 break;
853 case 2:
854 args.v2.ucAction = action;
855 if (action == ATOM_TRANSMITTER_ACTION_INIT) {
856 args.v2.usInitInfo = cpu_to_le16(connector_object_id);
857 } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
858 args.v2.asMode.ucLaneSel = lane_num;
859 args.v2.asMode.ucLaneSet = lane_set;
860 } else {
861 if (is_dp)
862 args.v2.usPixelClock = cpu_to_le16(dp_clock / 10);
863 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
864 args.v2.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
865 else
866 args.v2.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
867 }
868
869 args.v2.acConfig.ucEncoderSel = dig_encoder;
870 if (dig->linkb)
871 args.v2.acConfig.ucLinkSel = 1;
872
873 switch (amdgpu_encoder->encoder_id) {
874 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
875 args.v2.acConfig.ucTransmitterSel = 0;
876 break;
877 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
878 args.v2.acConfig.ucTransmitterSel = 1;
879 break;
880 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
881 args.v2.acConfig.ucTransmitterSel = 2;
882 break;
883 }
884
885 if (is_dp) {
886 args.v2.acConfig.fCoherentMode = 1;
887 args.v2.acConfig.fDPConnector = 1;
888 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
889 if (dig->coherent_mode)
890 args.v2.acConfig.fCoherentMode = 1;
891 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
892 args.v2.acConfig.fDualLinkConnector = 1;
893 }
894 break;
895 case 3:
896 args.v3.ucAction = action;
897 if (action == ATOM_TRANSMITTER_ACTION_INIT) {
898 args.v3.usInitInfo = cpu_to_le16(connector_object_id);
899 } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
900 args.v3.asMode.ucLaneSel = lane_num;
901 args.v3.asMode.ucLaneSet = lane_set;
902 } else {
903 if (is_dp)
904 args.v3.usPixelClock = cpu_to_le16(dp_clock / 10);
905 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
906 args.v3.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
907 else
908 args.v3.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
909 }
910
911 if (is_dp)
912 args.v3.ucLaneNum = dp_lane_count;
913 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
914 args.v3.ucLaneNum = 8;
915 else
916 args.v3.ucLaneNum = 4;
917
918 if (dig->linkb)
919 args.v3.acConfig.ucLinkSel = 1;
920 if (dig_encoder & 1)
921 args.v3.acConfig.ucEncoderSel = 1;
922
923 /* Select the PLL for the PHY
924 * DP PHY should be clocked from external src if there is
925 * one.
926 */
927 /* On DCE4, if there is an external clock, it generates the DP ref clock */
928 if (is_dp && adev->clock.dp_extclk)
929 args.v3.acConfig.ucRefClkSource = 2; /* external src */
930 else
931 args.v3.acConfig.ucRefClkSource = pll_id;
932
933 switch (amdgpu_encoder->encoder_id) {
934 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
935 args.v3.acConfig.ucTransmitterSel = 0;
936 break;
937 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
938 args.v3.acConfig.ucTransmitterSel = 1;
939 break;
940 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
941 args.v3.acConfig.ucTransmitterSel = 2;
942 break;
943 }
944
945 if (is_dp)
946 args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
947 else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
948 if (dig->coherent_mode)
949 args.v3.acConfig.fCoherentMode = 1;
950 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
951 args.v3.acConfig.fDualLinkConnector = 1;
952 }
953 break;
954 case 4:
955 args.v4.ucAction = action;
956 if (action == ATOM_TRANSMITTER_ACTION_INIT) {
957 args.v4.usInitInfo = cpu_to_le16(connector_object_id);
958 } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
959 args.v4.asMode.ucLaneSel = lane_num;
960 args.v4.asMode.ucLaneSet = lane_set;
961 } else {
962 if (is_dp)
963 args.v4.usPixelClock = cpu_to_le16(dp_clock / 10);
964 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
965 args.v4.usPixelClock = cpu_to_le16((amdgpu_encoder->pixel_clock / 2) / 10);
966 else
967 args.v4.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
968 }
969
970 if (is_dp)
971 args.v4.ucLaneNum = dp_lane_count;
972 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
973 args.v4.ucLaneNum = 8;
974 else
975 args.v4.ucLaneNum = 4;
976
977 if (dig->linkb)
978 args.v4.acConfig.ucLinkSel = 1;
979 if (dig_encoder & 1)
980 args.v4.acConfig.ucEncoderSel = 1;
981
982 /* Select the PLL for the PHY
983 * DP PHY should be clocked from external src if there is
984 * one.
985 */
986 /* On DCE5 DCPLL usually generates the DP ref clock */
987 if (is_dp) {
988 if (adev->clock.dp_extclk)
989 args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_EXTCLK;
990 else
991 args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_DCPLL;
992 } else
993 args.v4.acConfig.ucRefClkSource = pll_id;
994
995 switch (amdgpu_encoder->encoder_id) {
996 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
997 args.v4.acConfig.ucTransmitterSel = 0;
998 break;
999 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1000 args.v4.acConfig.ucTransmitterSel = 1;
1001 break;
1002 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1003 args.v4.acConfig.ucTransmitterSel = 2;
1004 break;
1005 }
1006
1007 if (is_dp)
1008 args.v4.acConfig.fCoherentMode = 1; /* DP requires coherent */
1009 else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1010 if (dig->coherent_mode)
1011 args.v4.acConfig.fCoherentMode = 1;
1012 if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1013 args.v4.acConfig.fDualLinkConnector = 1;
1014 }
1015 break;
1016 case 5:
1017 args.v5.ucAction = action;
1018 if (is_dp)
1019 args.v5.usSymClock = cpu_to_le16(dp_clock / 10);
1020 else
1021 args.v5.usSymClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1022
1023 switch (amdgpu_encoder->encoder_id) {
1024 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1025 if (dig->linkb)
1026 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYB;
1027 else
1028 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYA;
1029 break;
1030 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1031 if (dig->linkb)
1032 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYD;
1033 else
1034 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYC;
1035 break;
1036 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1037 if (dig->linkb)
1038 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYF;
1039 else
1040 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYE;
1041 break;
1042 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1043 args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYG;
1044 break;
1045 }
1046 if (is_dp)
1047 args.v5.ucLaneNum = dp_lane_count;
1048 else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1049 args.v5.ucLaneNum = 8;
1050 else
1051 args.v5.ucLaneNum = 4;
1052 args.v5.ucConnObjId = connector_object_id;
1053 args.v5.ucDigMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1054
1055 if (is_dp && adev->clock.dp_extclk)
1056 args.v5.asConfig.ucPhyClkSrcId = ENCODER_REFCLK_SRC_EXTCLK;
1057 else
1058 args.v5.asConfig.ucPhyClkSrcId = pll_id;
1059
1060 if (is_dp)
1061 args.v5.asConfig.ucCoherentMode = 1; /* DP requires coherent */
1062 else if (amdgpu_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
1063 if (dig->coherent_mode)
1064 args.v5.asConfig.ucCoherentMode = 1;
1065 }
1066 if (hpd_id == AMDGPU_HPD_NONE)
1067 args.v5.asConfig.ucHPDSel = 0;
1068 else
1069 args.v5.asConfig.ucHPDSel = hpd_id + 1;
1070 args.v5.ucDigEncoderSel = 1 << dig_encoder;
1071 args.v5.ucDPLaneSet = lane_set;
1072 break;
1073 default:
1074 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1075 break;
1076 }
1077 break;
1078 default:
1079 DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
1080 break;
1081 }
1082
1083 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
1084 }
1085
1086 bool
amdgpu_atombios_encoder_set_edp_panel_power(struct drm_connector * connector,int action)1087 amdgpu_atombios_encoder_set_edp_panel_power(struct drm_connector *connector,
1088 int action)
1089 {
1090 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1091 struct drm_device *dev = amdgpu_connector->base.dev;
1092 struct amdgpu_device *adev = dev->dev_private;
1093 union dig_transmitter_control args;
1094 int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
1095 uint8_t frev, crev;
1096
1097 if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
1098 goto done;
1099
1100 if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) &&
1101 (action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
1102 goto done;
1103
1104 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1105 goto done;
1106
1107 memset(&args, 0, sizeof(args));
1108
1109 args.v1.ucAction = action;
1110
1111 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
1112
1113 /* wait for the panel to power up */
1114 if (action == ATOM_TRANSMITTER_ACTION_POWER_ON) {
1115 int i;
1116
1117 for (i = 0; i < 300; i++) {
1118 if (amdgpu_display_hpd_sense(adev, amdgpu_connector->hpd.hpd))
1119 return true;
1120 mdelay(1);
1121 }
1122 return false;
1123 }
1124 done:
1125 return true;
1126 }
1127
1128 union external_encoder_control {
1129 EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1;
1130 EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION_V3 v3;
1131 };
1132
1133 static void
amdgpu_atombios_encoder_setup_external_encoder(struct drm_encoder * encoder,struct drm_encoder * ext_encoder,int action)1134 amdgpu_atombios_encoder_setup_external_encoder(struct drm_encoder *encoder,
1135 struct drm_encoder *ext_encoder,
1136 int action)
1137 {
1138 struct drm_device *dev = encoder->dev;
1139 struct amdgpu_device *adev = dev->dev_private;
1140 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1141 struct amdgpu_encoder *ext_amdgpu_encoder = to_amdgpu_encoder(ext_encoder);
1142 union external_encoder_control args;
1143 struct drm_connector *connector;
1144 int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl);
1145 u8 frev, crev;
1146 int dp_clock = 0;
1147 int dp_lane_count = 0;
1148 int connector_object_id = 0;
1149 u32 ext_enum = (ext_amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1150
1151 if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1152 connector = amdgpu_get_connector_for_encoder_init(encoder);
1153 else
1154 connector = amdgpu_get_connector_for_encoder(encoder);
1155
1156 if (connector) {
1157 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1158 struct amdgpu_connector_atom_dig *dig_connector =
1159 amdgpu_connector->con_priv;
1160
1161 dp_clock = dig_connector->dp_clock;
1162 dp_lane_count = dig_connector->dp_lane_count;
1163 connector_object_id =
1164 (amdgpu_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
1165 }
1166
1167 memset(&args, 0, sizeof(args));
1168
1169 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1170 return;
1171
1172 switch (frev) {
1173 case 1:
1174 /* no params on frev 1 */
1175 break;
1176 case 2:
1177 switch (crev) {
1178 case 1:
1179 case 2:
1180 args.v1.sDigEncoder.ucAction = action;
1181 args.v1.sDigEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1182 args.v1.sDigEncoder.ucEncoderMode =
1183 amdgpu_atombios_encoder_get_encoder_mode(encoder);
1184
1185 if (ENCODER_MODE_IS_DP(args.v1.sDigEncoder.ucEncoderMode)) {
1186 if (dp_clock == 270000)
1187 args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
1188 args.v1.sDigEncoder.ucLaneNum = dp_lane_count;
1189 } else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1190 args.v1.sDigEncoder.ucLaneNum = 8;
1191 else
1192 args.v1.sDigEncoder.ucLaneNum = 4;
1193 break;
1194 case 3:
1195 args.v3.sExtEncoder.ucAction = action;
1196 if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
1197 args.v3.sExtEncoder.usConnectorId = cpu_to_le16(connector_object_id);
1198 else
1199 args.v3.sExtEncoder.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
1200 args.v3.sExtEncoder.ucEncoderMode =
1201 amdgpu_atombios_encoder_get_encoder_mode(encoder);
1202
1203 if (ENCODER_MODE_IS_DP(args.v3.sExtEncoder.ucEncoderMode)) {
1204 if (dp_clock == 270000)
1205 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
1206 else if (dp_clock == 540000)
1207 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_5_40GHZ;
1208 args.v3.sExtEncoder.ucLaneNum = dp_lane_count;
1209 } else if (amdgpu_dig_monitor_is_duallink(encoder, amdgpu_encoder->pixel_clock))
1210 args.v3.sExtEncoder.ucLaneNum = 8;
1211 else
1212 args.v3.sExtEncoder.ucLaneNum = 4;
1213 switch (ext_enum) {
1214 case GRAPH_OBJECT_ENUM_ID1:
1215 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER1;
1216 break;
1217 case GRAPH_OBJECT_ENUM_ID2:
1218 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER2;
1219 break;
1220 case GRAPH_OBJECT_ENUM_ID3:
1221 args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3;
1222 break;
1223 }
1224 args.v3.sExtEncoder.ucBitPerColor = amdgpu_atombios_encoder_get_bpc(encoder);
1225 break;
1226 default:
1227 DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1228 return;
1229 }
1230 break;
1231 default:
1232 DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1233 return;
1234 }
1235 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
1236 }
1237
1238 static void
amdgpu_atombios_encoder_setup_dig(struct drm_encoder * encoder,int action)1239 amdgpu_atombios_encoder_setup_dig(struct drm_encoder *encoder, int action)
1240 {
1241 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1242 struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1243 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1244 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1245 struct amdgpu_connector *amdgpu_connector = NULL;
1246 struct amdgpu_connector_atom_dig *amdgpu_dig_connector = NULL;
1247
1248 if (connector) {
1249 amdgpu_connector = to_amdgpu_connector(connector);
1250 amdgpu_dig_connector = amdgpu_connector->con_priv;
1251 }
1252
1253 if (action == ATOM_ENABLE) {
1254 if (!connector)
1255 dig->panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE;
1256 else
1257 dig->panel_mode = amdgpu_atombios_dp_get_panel_mode(encoder, connector);
1258
1259 /* setup and enable the encoder */
1260 amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_SETUP, 0);
1261 amdgpu_atombios_encoder_setup_dig_encoder(encoder,
1262 ATOM_ENCODER_CMD_SETUP_PANEL_MODE,
1263 dig->panel_mode);
1264 if (ext_encoder)
1265 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1266 EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP);
1267 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1268 connector) {
1269 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1270 amdgpu_atombios_encoder_set_edp_panel_power(connector,
1271 ATOM_TRANSMITTER_ACTION_POWER_ON);
1272 amdgpu_dig_connector->edp_on = true;
1273 }
1274 }
1275 /* enable the transmitter */
1276 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1277 ATOM_TRANSMITTER_ACTION_ENABLE,
1278 0, 0);
1279 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1280 connector) {
1281 /* DP_SET_POWER_D0 is set in amdgpu_atombios_dp_link_train */
1282 amdgpu_atombios_dp_link_train(encoder, connector);
1283 amdgpu_atombios_encoder_setup_dig_encoder(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0);
1284 }
1285 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1286 amdgpu_atombios_encoder_set_backlight_level(amdgpu_encoder, dig->backlight_level);
1287 if (ext_encoder)
1288 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_ENABLE);
1289 } else {
1290 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1291 connector)
1292 amdgpu_atombios_encoder_setup_dig_encoder(encoder,
1293 ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0);
1294 if (ext_encoder)
1295 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder, ATOM_DISABLE);
1296 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
1297 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1298 ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0);
1299
1300 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1301 connector)
1302 amdgpu_atombios_dp_set_rx_power_state(connector, DP_SET_POWER_D3);
1303 /* disable the transmitter */
1304 amdgpu_atombios_encoder_setup_dig_transmitter(encoder,
1305 ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
1306 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(encoder)) &&
1307 connector) {
1308 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1309 amdgpu_atombios_encoder_set_edp_panel_power(connector,
1310 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1311 amdgpu_dig_connector->edp_on = false;
1312 }
1313 }
1314 }
1315 }
1316
1317 void
amdgpu_atombios_encoder_dpms(struct drm_encoder * encoder,int mode)1318 amdgpu_atombios_encoder_dpms(struct drm_encoder *encoder, int mode)
1319 {
1320 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1321
1322 DRM_DEBUG_KMS("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
1323 amdgpu_encoder->encoder_id, mode, amdgpu_encoder->devices,
1324 amdgpu_encoder->active_device);
1325 switch (amdgpu_encoder->encoder_id) {
1326 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1327 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1328 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1329 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1330 switch (mode) {
1331 case DRM_MODE_DPMS_ON:
1332 amdgpu_atombios_encoder_setup_dig(encoder, ATOM_ENABLE);
1333 break;
1334 case DRM_MODE_DPMS_STANDBY:
1335 case DRM_MODE_DPMS_SUSPEND:
1336 case DRM_MODE_DPMS_OFF:
1337 amdgpu_atombios_encoder_setup_dig(encoder, ATOM_DISABLE);
1338 break;
1339 }
1340 break;
1341 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1342 switch (mode) {
1343 case DRM_MODE_DPMS_ON:
1344 amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_ENABLE);
1345 break;
1346 case DRM_MODE_DPMS_STANDBY:
1347 case DRM_MODE_DPMS_SUSPEND:
1348 case DRM_MODE_DPMS_OFF:
1349 amdgpu_atombios_encoder_setup_dvo(encoder, ATOM_DISABLE);
1350 break;
1351 }
1352 break;
1353 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1354 switch (mode) {
1355 case DRM_MODE_DPMS_ON:
1356 amdgpu_atombios_encoder_setup_dac(encoder, ATOM_ENABLE);
1357 break;
1358 case DRM_MODE_DPMS_STANDBY:
1359 case DRM_MODE_DPMS_SUSPEND:
1360 case DRM_MODE_DPMS_OFF:
1361 amdgpu_atombios_encoder_setup_dac(encoder, ATOM_DISABLE);
1362 break;
1363 }
1364 break;
1365 default:
1366 return;
1367 }
1368 }
1369
1370 union crtc_source_param {
1371 SELECT_CRTC_SOURCE_PS_ALLOCATION v1;
1372 SELECT_CRTC_SOURCE_PARAMETERS_V2 v2;
1373 SELECT_CRTC_SOURCE_PARAMETERS_V3 v3;
1374 };
1375
1376 void
amdgpu_atombios_encoder_set_crtc_source(struct drm_encoder * encoder)1377 amdgpu_atombios_encoder_set_crtc_source(struct drm_encoder *encoder)
1378 {
1379 struct drm_device *dev = encoder->dev;
1380 struct amdgpu_device *adev = dev->dev_private;
1381 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1382 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1383 union crtc_source_param args;
1384 int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source);
1385 uint8_t frev, crev;
1386 struct amdgpu_encoder_atom_dig *dig;
1387
1388 memset(&args, 0, sizeof(args));
1389
1390 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1391 return;
1392
1393 switch (frev) {
1394 case 1:
1395 switch (crev) {
1396 case 1:
1397 default:
1398 args.v1.ucCRTC = amdgpu_crtc->crtc_id;
1399 switch (amdgpu_encoder->encoder_id) {
1400 case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1401 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
1402 args.v1.ucDevice = ATOM_DEVICE_DFP1_INDEX;
1403 break;
1404 case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1405 case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
1406 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT)
1407 args.v1.ucDevice = ATOM_DEVICE_LCD1_INDEX;
1408 else
1409 args.v1.ucDevice = ATOM_DEVICE_DFP3_INDEX;
1410 break;
1411 case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1412 case ENCODER_OBJECT_ID_INTERNAL_DDI:
1413 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1414 args.v1.ucDevice = ATOM_DEVICE_DFP2_INDEX;
1415 break;
1416 case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1417 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1418 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1419 args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1420 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1421 args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1422 else
1423 args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
1424 break;
1425 case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1426 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1427 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1428 args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
1429 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1430 args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
1431 else
1432 args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
1433 break;
1434 }
1435 break;
1436 case 2:
1437 args.v2.ucCRTC = amdgpu_crtc->crtc_id;
1438 if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1439 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1440
1441 if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1442 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1443 else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1444 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1445 else
1446 args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1447 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1448 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1449 } else {
1450 args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1451 }
1452 switch (amdgpu_encoder->encoder_id) {
1453 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1454 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1455 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1456 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1457 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1458 dig = amdgpu_encoder->enc_priv;
1459 switch (dig->dig_encoder) {
1460 case 0:
1461 args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1462 break;
1463 case 1:
1464 args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1465 break;
1466 case 2:
1467 args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1468 break;
1469 case 3:
1470 args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1471 break;
1472 case 4:
1473 args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1474 break;
1475 case 5:
1476 args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1477 break;
1478 case 6:
1479 args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1480 break;
1481 }
1482 break;
1483 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1484 args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1485 break;
1486 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1487 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1488 args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1489 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1490 args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1491 else
1492 args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1493 break;
1494 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1495 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1496 args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1497 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1498 args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1499 else
1500 args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1501 break;
1502 }
1503 break;
1504 case 3:
1505 args.v3.ucCRTC = amdgpu_crtc->crtc_id;
1506 if (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) {
1507 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1508
1509 if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
1510 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1511 else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
1512 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
1513 else
1514 args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1515 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1516 args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
1517 } else {
1518 args.v2.ucEncodeMode = amdgpu_atombios_encoder_get_encoder_mode(encoder);
1519 }
1520 args.v3.ucDstBpc = amdgpu_atombios_encoder_get_bpc(encoder);
1521 switch (amdgpu_encoder->encoder_id) {
1522 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1523 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1524 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1525 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1526 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
1527 dig = amdgpu_encoder->enc_priv;
1528 switch (dig->dig_encoder) {
1529 case 0:
1530 args.v3.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
1531 break;
1532 case 1:
1533 args.v3.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
1534 break;
1535 case 2:
1536 args.v3.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
1537 break;
1538 case 3:
1539 args.v3.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
1540 break;
1541 case 4:
1542 args.v3.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
1543 break;
1544 case 5:
1545 args.v3.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
1546 break;
1547 case 6:
1548 args.v3.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID;
1549 break;
1550 }
1551 break;
1552 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
1553 args.v3.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
1554 break;
1555 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
1556 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1557 args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1558 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1559 args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1560 else
1561 args.v3.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
1562 break;
1563 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
1564 if (amdgpu_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
1565 args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1566 else if (amdgpu_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
1567 args.v3.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
1568 else
1569 args.v3.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
1570 break;
1571 }
1572 break;
1573 }
1574 break;
1575 default:
1576 DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
1577 return;
1578 }
1579
1580 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
1581 }
1582
1583 /* This only needs to be called once at startup */
1584 void
amdgpu_atombios_encoder_init_dig(struct amdgpu_device * adev)1585 amdgpu_atombios_encoder_init_dig(struct amdgpu_device *adev)
1586 {
1587 struct drm_device *dev = adev->ddev;
1588 struct drm_encoder *encoder;
1589
1590 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1591 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1592 struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1593
1594 switch (amdgpu_encoder->encoder_id) {
1595 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
1596 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
1597 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
1598 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
1599 amdgpu_atombios_encoder_setup_dig_transmitter(encoder, ATOM_TRANSMITTER_ACTION_INIT,
1600 0, 0);
1601 break;
1602 }
1603
1604 if (ext_encoder)
1605 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1606 EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT);
1607 }
1608 }
1609
1610 static bool
amdgpu_atombios_encoder_dac_load_detect(struct drm_encoder * encoder,struct drm_connector * connector)1611 amdgpu_atombios_encoder_dac_load_detect(struct drm_encoder *encoder,
1612 struct drm_connector *connector)
1613 {
1614 struct drm_device *dev = encoder->dev;
1615 struct amdgpu_device *adev = dev->dev_private;
1616 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1617 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1618
1619 if (amdgpu_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
1620 ATOM_DEVICE_CV_SUPPORT |
1621 ATOM_DEVICE_CRT_SUPPORT)) {
1622 DAC_LOAD_DETECTION_PS_ALLOCATION args;
1623 int index = GetIndexIntoMasterTable(COMMAND, DAC_LoadDetection);
1624 uint8_t frev, crev;
1625
1626 memset(&args, 0, sizeof(args));
1627
1628 if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
1629 return false;
1630
1631 args.sDacload.ucMisc = 0;
1632
1633 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_DAC1) ||
1634 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1))
1635 args.sDacload.ucDacType = ATOM_DAC_A;
1636 else
1637 args.sDacload.ucDacType = ATOM_DAC_B;
1638
1639 if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
1640 args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
1641 else if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
1642 args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
1643 else if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1644 args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
1645 if (crev >= 3)
1646 args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1647 } else if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1648 args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
1649 if (crev >= 3)
1650 args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
1651 }
1652
1653 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
1654
1655 return true;
1656 } else
1657 return false;
1658 }
1659
1660 enum drm_connector_status
amdgpu_atombios_encoder_dac_detect(struct drm_encoder * encoder,struct drm_connector * connector)1661 amdgpu_atombios_encoder_dac_detect(struct drm_encoder *encoder,
1662 struct drm_connector *connector)
1663 {
1664 struct drm_device *dev = encoder->dev;
1665 struct amdgpu_device *adev = dev->dev_private;
1666 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1667 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1668 uint32_t bios_0_scratch;
1669
1670 if (!amdgpu_atombios_encoder_dac_load_detect(encoder, connector)) {
1671 DRM_DEBUG_KMS("detect returned false \n");
1672 return connector_status_unknown;
1673 }
1674
1675 bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1676
1677 DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
1678 if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1679 if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1680 return connector_status_connected;
1681 }
1682 if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1683 if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1684 return connector_status_connected;
1685 }
1686 if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1687 if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1688 return connector_status_connected;
1689 }
1690 if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1691 if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1692 return connector_status_connected; /* CTV */
1693 else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1694 return connector_status_connected; /* STV */
1695 }
1696 return connector_status_disconnected;
1697 }
1698
1699 enum drm_connector_status
amdgpu_atombios_encoder_dig_detect(struct drm_encoder * encoder,struct drm_connector * connector)1700 amdgpu_atombios_encoder_dig_detect(struct drm_encoder *encoder,
1701 struct drm_connector *connector)
1702 {
1703 struct drm_device *dev = encoder->dev;
1704 struct amdgpu_device *adev = dev->dev_private;
1705 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1706 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
1707 struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1708 u32 bios_0_scratch;
1709
1710 if (!ext_encoder)
1711 return connector_status_unknown;
1712
1713 if ((amdgpu_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
1714 return connector_status_unknown;
1715
1716 /* load detect on the dp bridge */
1717 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1718 EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
1719
1720 bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1721
1722 DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, amdgpu_encoder->devices);
1723 if (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
1724 if (bios_0_scratch & ATOM_S0_CRT1_MASK)
1725 return connector_status_connected;
1726 }
1727 if (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
1728 if (bios_0_scratch & ATOM_S0_CRT2_MASK)
1729 return connector_status_connected;
1730 }
1731 if (amdgpu_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
1732 if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
1733 return connector_status_connected;
1734 }
1735 if (amdgpu_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
1736 if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
1737 return connector_status_connected; /* CTV */
1738 else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
1739 return connector_status_connected; /* STV */
1740 }
1741 return connector_status_disconnected;
1742 }
1743
1744 void
amdgpu_atombios_encoder_setup_ext_encoder_ddc(struct drm_encoder * encoder)1745 amdgpu_atombios_encoder_setup_ext_encoder_ddc(struct drm_encoder *encoder)
1746 {
1747 struct drm_encoder *ext_encoder = amdgpu_get_external_encoder(encoder);
1748
1749 if (ext_encoder)
1750 /* ddc_setup on the dp bridge */
1751 amdgpu_atombios_encoder_setup_external_encoder(encoder, ext_encoder,
1752 EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
1753
1754 }
1755
1756 void
amdgpu_atombios_encoder_set_bios_scratch_regs(struct drm_connector * connector,struct drm_encoder * encoder,bool connected)1757 amdgpu_atombios_encoder_set_bios_scratch_regs(struct drm_connector *connector,
1758 struct drm_encoder *encoder,
1759 bool connected)
1760 {
1761 struct drm_device *dev = connector->dev;
1762 struct amdgpu_device *adev = dev->dev_private;
1763 struct amdgpu_connector *amdgpu_connector =
1764 to_amdgpu_connector(connector);
1765 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1766 uint32_t bios_0_scratch, bios_3_scratch, bios_6_scratch;
1767
1768 bios_0_scratch = RREG32(mmBIOS_SCRATCH_0);
1769 bios_3_scratch = RREG32(mmBIOS_SCRATCH_3);
1770 bios_6_scratch = RREG32(mmBIOS_SCRATCH_6);
1771
1772 if ((amdgpu_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) &&
1773 (amdgpu_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) {
1774 if (connected) {
1775 DRM_DEBUG_KMS("LCD1 connected\n");
1776 bios_0_scratch |= ATOM_S0_LCD1;
1777 bios_3_scratch |= ATOM_S3_LCD1_ACTIVE;
1778 bios_6_scratch |= ATOM_S6_ACC_REQ_LCD1;
1779 } else {
1780 DRM_DEBUG_KMS("LCD1 disconnected\n");
1781 bios_0_scratch &= ~ATOM_S0_LCD1;
1782 bios_3_scratch &= ~ATOM_S3_LCD1_ACTIVE;
1783 bios_6_scratch &= ~ATOM_S6_ACC_REQ_LCD1;
1784 }
1785 }
1786 if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) &&
1787 (amdgpu_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) {
1788 if (connected) {
1789 DRM_DEBUG_KMS("CRT1 connected\n");
1790 bios_0_scratch |= ATOM_S0_CRT1_COLOR;
1791 bios_3_scratch |= ATOM_S3_CRT1_ACTIVE;
1792 bios_6_scratch |= ATOM_S6_ACC_REQ_CRT1;
1793 } else {
1794 DRM_DEBUG_KMS("CRT1 disconnected\n");
1795 bios_0_scratch &= ~ATOM_S0_CRT1_MASK;
1796 bios_3_scratch &= ~ATOM_S3_CRT1_ACTIVE;
1797 bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT1;
1798 }
1799 }
1800 if ((amdgpu_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) &&
1801 (amdgpu_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) {
1802 if (connected) {
1803 DRM_DEBUG_KMS("CRT2 connected\n");
1804 bios_0_scratch |= ATOM_S0_CRT2_COLOR;
1805 bios_3_scratch |= ATOM_S3_CRT2_ACTIVE;
1806 bios_6_scratch |= ATOM_S6_ACC_REQ_CRT2;
1807 } else {
1808 DRM_DEBUG_KMS("CRT2 disconnected\n");
1809 bios_0_scratch &= ~ATOM_S0_CRT2_MASK;
1810 bios_3_scratch &= ~ATOM_S3_CRT2_ACTIVE;
1811 bios_6_scratch &= ~ATOM_S6_ACC_REQ_CRT2;
1812 }
1813 }
1814 if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) &&
1815 (amdgpu_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) {
1816 if (connected) {
1817 DRM_DEBUG_KMS("DFP1 connected\n");
1818 bios_0_scratch |= ATOM_S0_DFP1;
1819 bios_3_scratch |= ATOM_S3_DFP1_ACTIVE;
1820 bios_6_scratch |= ATOM_S6_ACC_REQ_DFP1;
1821 } else {
1822 DRM_DEBUG_KMS("DFP1 disconnected\n");
1823 bios_0_scratch &= ~ATOM_S0_DFP1;
1824 bios_3_scratch &= ~ATOM_S3_DFP1_ACTIVE;
1825 bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP1;
1826 }
1827 }
1828 if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) &&
1829 (amdgpu_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) {
1830 if (connected) {
1831 DRM_DEBUG_KMS("DFP2 connected\n");
1832 bios_0_scratch |= ATOM_S0_DFP2;
1833 bios_3_scratch |= ATOM_S3_DFP2_ACTIVE;
1834 bios_6_scratch |= ATOM_S6_ACC_REQ_DFP2;
1835 } else {
1836 DRM_DEBUG_KMS("DFP2 disconnected\n");
1837 bios_0_scratch &= ~ATOM_S0_DFP2;
1838 bios_3_scratch &= ~ATOM_S3_DFP2_ACTIVE;
1839 bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP2;
1840 }
1841 }
1842 if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP3_SUPPORT) &&
1843 (amdgpu_connector->devices & ATOM_DEVICE_DFP3_SUPPORT)) {
1844 if (connected) {
1845 DRM_DEBUG_KMS("DFP3 connected\n");
1846 bios_0_scratch |= ATOM_S0_DFP3;
1847 bios_3_scratch |= ATOM_S3_DFP3_ACTIVE;
1848 bios_6_scratch |= ATOM_S6_ACC_REQ_DFP3;
1849 } else {
1850 DRM_DEBUG_KMS("DFP3 disconnected\n");
1851 bios_0_scratch &= ~ATOM_S0_DFP3;
1852 bios_3_scratch &= ~ATOM_S3_DFP3_ACTIVE;
1853 bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP3;
1854 }
1855 }
1856 if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP4_SUPPORT) &&
1857 (amdgpu_connector->devices & ATOM_DEVICE_DFP4_SUPPORT)) {
1858 if (connected) {
1859 DRM_DEBUG_KMS("DFP4 connected\n");
1860 bios_0_scratch |= ATOM_S0_DFP4;
1861 bios_3_scratch |= ATOM_S3_DFP4_ACTIVE;
1862 bios_6_scratch |= ATOM_S6_ACC_REQ_DFP4;
1863 } else {
1864 DRM_DEBUG_KMS("DFP4 disconnected\n");
1865 bios_0_scratch &= ~ATOM_S0_DFP4;
1866 bios_3_scratch &= ~ATOM_S3_DFP4_ACTIVE;
1867 bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP4;
1868 }
1869 }
1870 if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP5_SUPPORT) &&
1871 (amdgpu_connector->devices & ATOM_DEVICE_DFP5_SUPPORT)) {
1872 if (connected) {
1873 DRM_DEBUG_KMS("DFP5 connected\n");
1874 bios_0_scratch |= ATOM_S0_DFP5;
1875 bios_3_scratch |= ATOM_S3_DFP5_ACTIVE;
1876 bios_6_scratch |= ATOM_S6_ACC_REQ_DFP5;
1877 } else {
1878 DRM_DEBUG_KMS("DFP5 disconnected\n");
1879 bios_0_scratch &= ~ATOM_S0_DFP5;
1880 bios_3_scratch &= ~ATOM_S3_DFP5_ACTIVE;
1881 bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP5;
1882 }
1883 }
1884 if ((amdgpu_encoder->devices & ATOM_DEVICE_DFP6_SUPPORT) &&
1885 (amdgpu_connector->devices & ATOM_DEVICE_DFP6_SUPPORT)) {
1886 if (connected) {
1887 DRM_DEBUG_KMS("DFP6 connected\n");
1888 bios_0_scratch |= ATOM_S0_DFP6;
1889 bios_3_scratch |= ATOM_S3_DFP6_ACTIVE;
1890 bios_6_scratch |= ATOM_S6_ACC_REQ_DFP6;
1891 } else {
1892 DRM_DEBUG_KMS("DFP6 disconnected\n");
1893 bios_0_scratch &= ~ATOM_S0_DFP6;
1894 bios_3_scratch &= ~ATOM_S3_DFP6_ACTIVE;
1895 bios_6_scratch &= ~ATOM_S6_ACC_REQ_DFP6;
1896 }
1897 }
1898
1899 WREG32(mmBIOS_SCRATCH_0, bios_0_scratch);
1900 WREG32(mmBIOS_SCRATCH_3, bios_3_scratch);
1901 WREG32(mmBIOS_SCRATCH_6, bios_6_scratch);
1902 }
1903
1904 union lvds_info {
1905 struct _ATOM_LVDS_INFO info;
1906 struct _ATOM_LVDS_INFO_V12 info_12;
1907 };
1908
1909 struct amdgpu_encoder_atom_dig *
amdgpu_atombios_encoder_get_lcd_info(struct amdgpu_encoder * encoder)1910 amdgpu_atombios_encoder_get_lcd_info(struct amdgpu_encoder *encoder)
1911 {
1912 struct drm_device *dev = encoder->base.dev;
1913 struct amdgpu_device *adev = dev->dev_private;
1914 struct amdgpu_mode_info *mode_info = &adev->mode_info;
1915 int index = GetIndexIntoMasterTable(DATA, LVDS_Info);
1916 uint16_t data_offset, misc;
1917 union lvds_info *lvds_info;
1918 uint8_t frev, crev;
1919 struct amdgpu_encoder_atom_dig *lvds = NULL;
1920 int encoder_enum = (encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
1921
1922 if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
1923 &frev, &crev, &data_offset)) {
1924 lvds_info =
1925 (union lvds_info *)(mode_info->atom_context->bios + data_offset);
1926 lvds =
1927 kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
1928
1929 if (!lvds)
1930 return NULL;
1931
1932 lvds->native_mode.clock =
1933 le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
1934 lvds->native_mode.hdisplay =
1935 le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
1936 lvds->native_mode.vdisplay =
1937 le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
1938 lvds->native_mode.htotal = lvds->native_mode.hdisplay +
1939 le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
1940 lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
1941 le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
1942 lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
1943 le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
1944 lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
1945 le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
1946 lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
1947 le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
1948 lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
1949 le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
1950 lvds->panel_pwr_delay =
1951 le16_to_cpu(lvds_info->info.usOffDelayInMs);
1952 lvds->lcd_misc = lvds_info->info.ucLVDS_Misc;
1953
1954 misc = le16_to_cpu(lvds_info->info.sLCDTiming.susModeMiscInfo.usAccess);
1955 if (misc & ATOM_VSYNC_POLARITY)
1956 lvds->native_mode.flags |= DRM_MODE_FLAG_NVSYNC;
1957 if (misc & ATOM_HSYNC_POLARITY)
1958 lvds->native_mode.flags |= DRM_MODE_FLAG_NHSYNC;
1959 if (misc & ATOM_COMPOSITESYNC)
1960 lvds->native_mode.flags |= DRM_MODE_FLAG_CSYNC;
1961 if (misc & ATOM_INTERLACE)
1962 lvds->native_mode.flags |= DRM_MODE_FLAG_INTERLACE;
1963 if (misc & ATOM_DOUBLE_CLOCK_MODE)
1964 lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
1965
1966 lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
1967 lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
1968
1969 /* set crtc values */
1970 drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
1971
1972 lvds->lcd_ss_id = lvds_info->info.ucSS_Id;
1973
1974 encoder->native_mode = lvds->native_mode;
1975
1976 if (encoder_enum == 2)
1977 lvds->linkb = true;
1978 else
1979 lvds->linkb = false;
1980
1981 /* parse the lcd record table */
1982 if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
1983 ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
1984 ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
1985 bool bad_record = false;
1986 u8 *record;
1987
1988 if ((frev == 1) && (crev < 2))
1989 /* absolute */
1990 record = (u8 *)(mode_info->atom_context->bios +
1991 le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1992 else
1993 /* relative */
1994 record = (u8 *)(mode_info->atom_context->bios +
1995 data_offset +
1996 le16_to_cpu(lvds_info->info.usModePatchTableOffset));
1997 while (*record != ATOM_RECORD_END_TYPE) {
1998 switch (*record) {
1999 case LCD_MODE_PATCH_RECORD_MODE_TYPE:
2000 record += sizeof(ATOM_PATCH_RECORD_MODE);
2001 break;
2002 case LCD_RTS_RECORD_TYPE:
2003 record += sizeof(ATOM_LCD_RTS_RECORD);
2004 break;
2005 case LCD_CAP_RECORD_TYPE:
2006 record += sizeof(ATOM_LCD_MODE_CONTROL_CAP);
2007 break;
2008 case LCD_FAKE_EDID_PATCH_RECORD_TYPE:
2009 fake_edid_record = (ATOM_FAKE_EDID_PATCH_RECORD *)record;
2010 if (fake_edid_record->ucFakeEDIDLength) {
2011 struct edid *edid;
2012 int edid_size =
2013 max((int)EDID_LENGTH, (int)fake_edid_record->ucFakeEDIDLength);
2014 edid = kmalloc(edid_size, GFP_KERNEL);
2015 if (edid) {
2016 memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0],
2017 fake_edid_record->ucFakeEDIDLength);
2018
2019 if (drm_edid_is_valid(edid)) {
2020 adev->mode_info.bios_hardcoded_edid = edid;
2021 adev->mode_info.bios_hardcoded_edid_size = edid_size;
2022 } else
2023 kfree(edid);
2024 }
2025 }
2026 record += fake_edid_record->ucFakeEDIDLength ?
2027 fake_edid_record->ucFakeEDIDLength + 2 :
2028 sizeof(ATOM_FAKE_EDID_PATCH_RECORD);
2029 break;
2030 case LCD_PANEL_RESOLUTION_RECORD_TYPE:
2031 panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record;
2032 lvds->native_mode.width_mm = panel_res_record->usHSize;
2033 lvds->native_mode.height_mm = panel_res_record->usVSize;
2034 record += sizeof(ATOM_PANEL_RESOLUTION_PATCH_RECORD);
2035 break;
2036 default:
2037 DRM_ERROR("Bad LCD record %d\n", *record);
2038 bad_record = true;
2039 break;
2040 }
2041 if (bad_record)
2042 break;
2043 }
2044 }
2045 }
2046 return lvds;
2047 }
2048
2049 struct amdgpu_encoder_atom_dig *
amdgpu_atombios_encoder_get_dig_info(struct amdgpu_encoder * amdgpu_encoder)2050 amdgpu_atombios_encoder_get_dig_info(struct amdgpu_encoder *amdgpu_encoder)
2051 {
2052 int encoder_enum = (amdgpu_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
2053 struct amdgpu_encoder_atom_dig *dig = kzalloc(sizeof(struct amdgpu_encoder_atom_dig), GFP_KERNEL);
2054
2055 if (!dig)
2056 return NULL;
2057
2058 /* coherent mode by default */
2059 dig->coherent_mode = true;
2060 dig->dig_encoder = -1;
2061
2062 if (encoder_enum == 2)
2063 dig->linkb = true;
2064 else
2065 dig->linkb = false;
2066
2067 return dig;
2068 }
2069
2070