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 <drm/drmP.h>
27 #include <drm/drm_edid.h>
28 #include <drm/drm_crtc_helper.h>
29 #include <drm/drm_fb_helper.h>
30 #include <drm/radeon_drm.h>
31 #include "radeon.h"
32 #include "atom.h"
33
34 #include <linux/pm_runtime.h>
35
radeon_connector_hotplug(struct drm_connector * connector)36 void radeon_connector_hotplug(struct drm_connector *connector)
37 {
38 struct drm_device *dev = connector->dev;
39 struct radeon_device *rdev = dev->dev_private;
40 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
41
42 /* bail if the connector does not have hpd pin, e.g.,
43 * VGA, TV, etc.
44 */
45 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
46 return;
47
48 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
49
50 /* if the connector is already off, don't turn it back on */
51 /* FIXME: This access isn't protected by any locks. */
52 if (connector->dpms != DRM_MODE_DPMS_ON)
53 return;
54
55 /* just deal with DP (not eDP) here. */
56 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
57 struct radeon_connector_atom_dig *dig_connector =
58 radeon_connector->con_priv;
59
60 /* if existing sink type was not DP no need to retrain */
61 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
62 return;
63
64 /* first get sink type as it may be reset after (un)plug */
65 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
66 /* don't do anything if sink is not display port, i.e.,
67 * passive dp->(dvi|hdmi) adaptor
68 */
69 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
70 int saved_dpms = connector->dpms;
71 /* Only turn off the display if it's physically disconnected */
72 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
73 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
74 } else if (radeon_dp_needs_link_train(radeon_connector)) {
75 /* Don't try to start link training before we
76 * have the dpcd */
77 if (!radeon_dp_getdpcd(radeon_connector))
78 return;
79
80 /* set it to OFF so that drm_helper_connector_dpms()
81 * won't return immediately since the current state
82 * is ON at this point.
83 */
84 connector->dpms = DRM_MODE_DPMS_OFF;
85 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
86 }
87 connector->dpms = saved_dpms;
88 }
89 }
90 }
91
radeon_property_change_mode(struct drm_encoder * encoder)92 static void radeon_property_change_mode(struct drm_encoder *encoder)
93 {
94 struct drm_crtc *crtc = encoder->crtc;
95
96 if (crtc && crtc->enabled) {
97 drm_crtc_helper_set_mode(crtc, &crtc->mode,
98 crtc->x, crtc->y, crtc->primary->fb);
99 }
100 }
101
radeon_get_monitor_bpc(struct drm_connector * connector)102 int radeon_get_monitor_bpc(struct drm_connector *connector)
103 {
104 struct drm_device *dev = connector->dev;
105 struct radeon_device *rdev = dev->dev_private;
106 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
107 struct radeon_connector_atom_dig *dig_connector;
108 int bpc = 8;
109 int mode_clock, max_tmds_clock;
110
111 switch (connector->connector_type) {
112 case DRM_MODE_CONNECTOR_DVII:
113 case DRM_MODE_CONNECTOR_HDMIB:
114 if (radeon_connector->use_digital) {
115 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
116 if (connector->display_info.bpc)
117 bpc = connector->display_info.bpc;
118 }
119 }
120 break;
121 case DRM_MODE_CONNECTOR_DVID:
122 case DRM_MODE_CONNECTOR_HDMIA:
123 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
124 if (connector->display_info.bpc)
125 bpc = connector->display_info.bpc;
126 }
127 break;
128 case DRM_MODE_CONNECTOR_DisplayPort:
129 dig_connector = radeon_connector->con_priv;
130 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
131 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
132 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
133 if (connector->display_info.bpc)
134 bpc = connector->display_info.bpc;
135 }
136 break;
137 case DRM_MODE_CONNECTOR_eDP:
138 case DRM_MODE_CONNECTOR_LVDS:
139 if (connector->display_info.bpc)
140 bpc = connector->display_info.bpc;
141 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
142 struct drm_connector_helper_funcs *connector_funcs =
143 connector->helper_private;
144 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
145 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
146 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
147
148 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
149 bpc = 6;
150 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
151 bpc = 8;
152 }
153 break;
154 }
155
156 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
157 /* hdmi deep color only implemented on DCE4+ */
158 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
159 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
160 connector->name, bpc);
161 bpc = 8;
162 }
163
164 /*
165 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
166 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
167 * 12 bpc is always supported on hdmi deep color sinks, as this is
168 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
169 */
170 if (bpc > 12) {
171 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
172 connector->name, bpc);
173 bpc = 12;
174 }
175
176 /* Any defined maximum tmds clock limit we must not exceed? */
177 if (connector->max_tmds_clock > 0) {
178 /* mode_clock is clock in kHz for mode to be modeset on this connector */
179 mode_clock = radeon_connector->pixelclock_for_modeset;
180
181 /* Maximum allowable input clock in kHz */
182 max_tmds_clock = connector->max_tmds_clock * 1000;
183
184 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
185 connector->name, mode_clock, max_tmds_clock);
186
187 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
188 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
189 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
190 (mode_clock * 5/4 <= max_tmds_clock))
191 bpc = 10;
192 else
193 bpc = 8;
194
195 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
196 connector->name, bpc);
197 }
198
199 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
200 bpc = 8;
201 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
202 connector->name, bpc);
203 }
204 }
205 else if (bpc > 8) {
206 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
207 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
208 connector->name);
209 bpc = 8;
210 }
211 }
212
213 if ((radeon_deep_color == 0) && (bpc > 8)) {
214 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
215 connector->name);
216 bpc = 8;
217 }
218
219 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
220 connector->name, connector->display_info.bpc, bpc);
221
222 return bpc;
223 }
224
225 static void
radeon_connector_update_scratch_regs(struct drm_connector * connector,enum drm_connector_status status)226 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
227 {
228 struct drm_device *dev = connector->dev;
229 struct radeon_device *rdev = dev->dev_private;
230 struct drm_encoder *best_encoder = NULL;
231 struct drm_encoder *encoder = NULL;
232 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
233 bool connected;
234 int i;
235
236 best_encoder = connector_funcs->best_encoder(connector);
237
238 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
239 if (connector->encoder_ids[i] == 0)
240 break;
241
242 encoder = drm_encoder_find(connector->dev,
243 connector->encoder_ids[i]);
244 if (!encoder)
245 continue;
246
247 if ((encoder == best_encoder) && (status == connector_status_connected))
248 connected = true;
249 else
250 connected = false;
251
252 if (rdev->is_atom_bios)
253 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
254 else
255 radeon_combios_connected_scratch_regs(connector, encoder, connected);
256
257 }
258 }
259
radeon_find_encoder(struct drm_connector * connector,int encoder_type)260 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
261 {
262 struct drm_encoder *encoder;
263 int i;
264
265 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
266 if (connector->encoder_ids[i] == 0)
267 break;
268
269 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
270 if (!encoder)
271 continue;
272
273 if (encoder->encoder_type == encoder_type)
274 return encoder;
275 }
276 return NULL;
277 }
278
radeon_connector_edid(struct drm_connector * connector)279 struct edid *radeon_connector_edid(struct drm_connector *connector)
280 {
281 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
282 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
283
284 if (radeon_connector->edid) {
285 return radeon_connector->edid;
286 } else if (edid_blob) {
287 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
288 if (edid)
289 radeon_connector->edid = edid;
290 }
291 return radeon_connector->edid;
292 }
293
radeon_connector_get_edid(struct drm_connector * connector)294 static void radeon_connector_get_edid(struct drm_connector *connector)
295 {
296 struct drm_device *dev = connector->dev;
297 struct radeon_device *rdev = dev->dev_private;
298 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
299
300 if (radeon_connector->edid)
301 return;
302
303 /* on hw with routers, select right port */
304 if (radeon_connector->router.ddc_valid)
305 radeon_router_select_ddc_port(radeon_connector);
306
307 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
308 ENCODER_OBJECT_ID_NONE) &&
309 radeon_connector->ddc_bus->has_aux) {
310 radeon_connector->edid = drm_get_edid(connector,
311 &radeon_connector->ddc_bus->aux.ddc);
312 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
313 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
314 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
315
316 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
317 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
318 radeon_connector->ddc_bus->has_aux)
319 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
320 &radeon_connector->ddc_bus->aux.ddc);
321 else if (radeon_connector->ddc_bus)
322 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
323 &radeon_connector->ddc_bus->adapter);
324 } else if (radeon_connector->ddc_bus) {
325 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
326 &radeon_connector->ddc_bus->adapter);
327 }
328
329 if (!radeon_connector->edid) {
330 /* don't fetch the edid from the vbios if ddc fails and runpm is
331 * enabled so we report disconnected.
332 */
333 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
334 return;
335
336 if (rdev->is_atom_bios) {
337 /* some laptops provide a hardcoded edid in rom for LCDs */
338 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
339 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
340 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
341 } else {
342 /* some servers provide a hardcoded edid in rom for KVMs */
343 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
344 }
345 }
346 }
347
radeon_connector_free_edid(struct drm_connector * connector)348 static void radeon_connector_free_edid(struct drm_connector *connector)
349 {
350 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
351
352 if (radeon_connector->edid) {
353 kfree(radeon_connector->edid);
354 radeon_connector->edid = NULL;
355 }
356 }
357
radeon_ddc_get_modes(struct drm_connector * connector)358 static int radeon_ddc_get_modes(struct drm_connector *connector)
359 {
360 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
361 int ret;
362
363 if (radeon_connector->edid) {
364 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
365 ret = drm_add_edid_modes(connector, radeon_connector->edid);
366 drm_edid_to_eld(connector, radeon_connector->edid);
367 return ret;
368 }
369 drm_mode_connector_update_edid_property(connector, NULL);
370 return 0;
371 }
372
radeon_best_single_encoder(struct drm_connector * connector)373 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
374 {
375 int enc_id = connector->encoder_ids[0];
376 /* pick the encoder ids */
377 if (enc_id)
378 return drm_encoder_find(connector->dev, enc_id);
379 return NULL;
380 }
381
radeon_get_native_mode(struct drm_connector * connector)382 static void radeon_get_native_mode(struct drm_connector *connector)
383 {
384 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
385 struct radeon_encoder *radeon_encoder;
386
387 if (encoder == NULL)
388 return;
389
390 radeon_encoder = to_radeon_encoder(encoder);
391
392 if (!list_empty(&connector->probed_modes)) {
393 struct drm_display_mode *preferred_mode =
394 list_first_entry(&connector->probed_modes,
395 struct drm_display_mode, head);
396
397 radeon_encoder->native_mode = *preferred_mode;
398 } else {
399 radeon_encoder->native_mode.clock = 0;
400 }
401 }
402
403 /*
404 * radeon_connector_analog_encoder_conflict_solve
405 * - search for other connectors sharing this encoder
406 * if priority is true, then set them disconnected if this is connected
407 * if priority is false, set us disconnected if they are connected
408 */
409 static enum drm_connector_status
radeon_connector_analog_encoder_conflict_solve(struct drm_connector * connector,struct drm_encoder * encoder,enum drm_connector_status current_status,bool priority)410 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
411 struct drm_encoder *encoder,
412 enum drm_connector_status current_status,
413 bool priority)
414 {
415 struct drm_device *dev = connector->dev;
416 struct drm_connector *conflict;
417 struct radeon_connector *radeon_conflict;
418 int i;
419
420 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
421 if (conflict == connector)
422 continue;
423
424 radeon_conflict = to_radeon_connector(conflict);
425 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
426 if (conflict->encoder_ids[i] == 0)
427 break;
428
429 /* if the IDs match */
430 if (conflict->encoder_ids[i] == encoder->base.id) {
431 if (conflict->status != connector_status_connected)
432 continue;
433
434 if (radeon_conflict->use_digital)
435 continue;
436
437 if (priority == true) {
438 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
439 conflict->name);
440 DRM_DEBUG_KMS("in favor of %s\n",
441 connector->name);
442 conflict->status = connector_status_disconnected;
443 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
444 } else {
445 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
446 connector->name);
447 DRM_DEBUG_KMS("in favor of %s\n",
448 conflict->name);
449 current_status = connector_status_disconnected;
450 }
451 break;
452 }
453 }
454 }
455 return current_status;
456
457 }
458
radeon_fp_native_mode(struct drm_encoder * encoder)459 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
460 {
461 struct drm_device *dev = encoder->dev;
462 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
463 struct drm_display_mode *mode = NULL;
464 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
465
466 if (native_mode->hdisplay != 0 &&
467 native_mode->vdisplay != 0 &&
468 native_mode->clock != 0) {
469 mode = drm_mode_duplicate(dev, native_mode);
470 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
471 drm_mode_set_name(mode);
472
473 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
474 } else if (native_mode->hdisplay != 0 &&
475 native_mode->vdisplay != 0) {
476 /* mac laptops without an edid */
477 /* Note that this is not necessarily the exact panel mode,
478 * but an approximation based on the cvt formula. For these
479 * systems we should ideally read the mode info out of the
480 * registers or add a mode table, but this works and is much
481 * simpler.
482 */
483 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
484 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
485 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
486 }
487 return mode;
488 }
489
radeon_add_common_modes(struct drm_encoder * encoder,struct drm_connector * connector)490 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
491 {
492 struct drm_device *dev = encoder->dev;
493 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
494 struct drm_display_mode *mode = NULL;
495 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
496 int i;
497 struct mode_size {
498 int w;
499 int h;
500 } common_modes[17] = {
501 { 640, 480},
502 { 720, 480},
503 { 800, 600},
504 { 848, 480},
505 {1024, 768},
506 {1152, 768},
507 {1280, 720},
508 {1280, 800},
509 {1280, 854},
510 {1280, 960},
511 {1280, 1024},
512 {1440, 900},
513 {1400, 1050},
514 {1680, 1050},
515 {1600, 1200},
516 {1920, 1080},
517 {1920, 1200}
518 };
519
520 for (i = 0; i < 17; i++) {
521 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
522 if (common_modes[i].w > 1024 ||
523 common_modes[i].h > 768)
524 continue;
525 }
526 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
527 if (common_modes[i].w > native_mode->hdisplay ||
528 common_modes[i].h > native_mode->vdisplay ||
529 (common_modes[i].w == native_mode->hdisplay &&
530 common_modes[i].h == native_mode->vdisplay))
531 continue;
532 }
533 if (common_modes[i].w < 320 || common_modes[i].h < 200)
534 continue;
535
536 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
537 drm_mode_probed_add(connector, mode);
538 }
539 }
540
radeon_connector_set_property(struct drm_connector * connector,struct drm_property * property,uint64_t val)541 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
542 uint64_t val)
543 {
544 struct drm_device *dev = connector->dev;
545 struct radeon_device *rdev = dev->dev_private;
546 struct drm_encoder *encoder;
547 struct radeon_encoder *radeon_encoder;
548
549 if (property == rdev->mode_info.coherent_mode_property) {
550 struct radeon_encoder_atom_dig *dig;
551 bool new_coherent_mode;
552
553 /* need to find digital encoder on connector */
554 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
555 if (!encoder)
556 return 0;
557
558 radeon_encoder = to_radeon_encoder(encoder);
559
560 if (!radeon_encoder->enc_priv)
561 return 0;
562
563 dig = radeon_encoder->enc_priv;
564 new_coherent_mode = val ? true : false;
565 if (dig->coherent_mode != new_coherent_mode) {
566 dig->coherent_mode = new_coherent_mode;
567 radeon_property_change_mode(&radeon_encoder->base);
568 }
569 }
570
571 if (property == rdev->mode_info.audio_property) {
572 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
573 /* need to find digital encoder on connector */
574 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
575 if (!encoder)
576 return 0;
577
578 radeon_encoder = to_radeon_encoder(encoder);
579
580 if (radeon_connector->audio != val) {
581 radeon_connector->audio = val;
582 radeon_property_change_mode(&radeon_encoder->base);
583 }
584 }
585
586 if (property == rdev->mode_info.dither_property) {
587 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
588 /* need to find digital encoder on connector */
589 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
590 if (!encoder)
591 return 0;
592
593 radeon_encoder = to_radeon_encoder(encoder);
594
595 if (radeon_connector->dither != val) {
596 radeon_connector->dither = val;
597 radeon_property_change_mode(&radeon_encoder->base);
598 }
599 }
600
601 if (property == rdev->mode_info.underscan_property) {
602 /* need to find digital encoder on connector */
603 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
604 if (!encoder)
605 return 0;
606
607 radeon_encoder = to_radeon_encoder(encoder);
608
609 if (radeon_encoder->underscan_type != val) {
610 radeon_encoder->underscan_type = val;
611 radeon_property_change_mode(&radeon_encoder->base);
612 }
613 }
614
615 if (property == rdev->mode_info.underscan_hborder_property) {
616 /* need to find digital encoder on connector */
617 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
618 if (!encoder)
619 return 0;
620
621 radeon_encoder = to_radeon_encoder(encoder);
622
623 if (radeon_encoder->underscan_hborder != val) {
624 radeon_encoder->underscan_hborder = val;
625 radeon_property_change_mode(&radeon_encoder->base);
626 }
627 }
628
629 if (property == rdev->mode_info.underscan_vborder_property) {
630 /* need to find digital encoder on connector */
631 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
632 if (!encoder)
633 return 0;
634
635 radeon_encoder = to_radeon_encoder(encoder);
636
637 if (radeon_encoder->underscan_vborder != val) {
638 radeon_encoder->underscan_vborder = val;
639 radeon_property_change_mode(&radeon_encoder->base);
640 }
641 }
642
643 if (property == rdev->mode_info.tv_std_property) {
644 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
645 if (!encoder) {
646 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
647 }
648
649 if (!encoder)
650 return 0;
651
652 radeon_encoder = to_radeon_encoder(encoder);
653 if (!radeon_encoder->enc_priv)
654 return 0;
655 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
656 struct radeon_encoder_atom_dac *dac_int;
657 dac_int = radeon_encoder->enc_priv;
658 dac_int->tv_std = val;
659 } else {
660 struct radeon_encoder_tv_dac *dac_int;
661 dac_int = radeon_encoder->enc_priv;
662 dac_int->tv_std = val;
663 }
664 radeon_property_change_mode(&radeon_encoder->base);
665 }
666
667 if (property == rdev->mode_info.load_detect_property) {
668 struct radeon_connector *radeon_connector =
669 to_radeon_connector(connector);
670
671 if (val == 0)
672 radeon_connector->dac_load_detect = false;
673 else
674 radeon_connector->dac_load_detect = true;
675 }
676
677 if (property == rdev->mode_info.tmds_pll_property) {
678 struct radeon_encoder_int_tmds *tmds = NULL;
679 bool ret = false;
680 /* need to find digital encoder on connector */
681 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
682 if (!encoder)
683 return 0;
684
685 radeon_encoder = to_radeon_encoder(encoder);
686
687 tmds = radeon_encoder->enc_priv;
688 if (!tmds)
689 return 0;
690
691 if (val == 0) {
692 if (rdev->is_atom_bios)
693 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
694 else
695 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
696 }
697 if (val == 1 || ret == false) {
698 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
699 }
700 radeon_property_change_mode(&radeon_encoder->base);
701 }
702
703 if (property == dev->mode_config.scaling_mode_property) {
704 enum radeon_rmx_type rmx_type;
705
706 if (connector->encoder)
707 radeon_encoder = to_radeon_encoder(connector->encoder);
708 else {
709 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
710 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
711 }
712
713 switch (val) {
714 default:
715 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
716 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
717 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
718 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
719 }
720 if (radeon_encoder->rmx_type == rmx_type)
721 return 0;
722
723 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
724 (radeon_encoder->native_mode.clock == 0))
725 return 0;
726
727 radeon_encoder->rmx_type = rmx_type;
728
729 radeon_property_change_mode(&radeon_encoder->base);
730 }
731
732 return 0;
733 }
734
radeon_fixup_lvds_native_mode(struct drm_encoder * encoder,struct drm_connector * connector)735 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
736 struct drm_connector *connector)
737 {
738 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
739 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
740 struct drm_display_mode *t, *mode;
741
742 /* If the EDID preferred mode doesn't match the native mode, use it */
743 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
744 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
745 if (mode->hdisplay != native_mode->hdisplay ||
746 mode->vdisplay != native_mode->vdisplay)
747 memcpy(native_mode, mode, sizeof(*mode));
748 }
749 }
750
751 /* Try to get native mode details from EDID if necessary */
752 if (!native_mode->clock) {
753 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
754 if (mode->hdisplay == native_mode->hdisplay &&
755 mode->vdisplay == native_mode->vdisplay) {
756 *native_mode = *mode;
757 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
758 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
759 break;
760 }
761 }
762 }
763
764 if (!native_mode->clock) {
765 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
766 radeon_encoder->rmx_type = RMX_OFF;
767 }
768 }
769
radeon_lvds_get_modes(struct drm_connector * connector)770 static int radeon_lvds_get_modes(struct drm_connector *connector)
771 {
772 struct drm_encoder *encoder;
773 int ret = 0;
774 struct drm_display_mode *mode;
775
776 radeon_connector_get_edid(connector);
777 ret = radeon_ddc_get_modes(connector);
778 if (ret > 0) {
779 encoder = radeon_best_single_encoder(connector);
780 if (encoder) {
781 radeon_fixup_lvds_native_mode(encoder, connector);
782 /* add scaled modes */
783 radeon_add_common_modes(encoder, connector);
784 }
785 return ret;
786 }
787
788 encoder = radeon_best_single_encoder(connector);
789 if (!encoder)
790 return 0;
791
792 /* we have no EDID modes */
793 mode = radeon_fp_native_mode(encoder);
794 if (mode) {
795 ret = 1;
796 drm_mode_probed_add(connector, mode);
797 /* add the width/height from vbios tables if available */
798 connector->display_info.width_mm = mode->width_mm;
799 connector->display_info.height_mm = mode->height_mm;
800 /* add scaled modes */
801 radeon_add_common_modes(encoder, connector);
802 }
803
804 return ret;
805 }
806
radeon_lvds_mode_valid(struct drm_connector * connector,struct drm_display_mode * mode)807 static int radeon_lvds_mode_valid(struct drm_connector *connector,
808 struct drm_display_mode *mode)
809 {
810 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
811
812 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
813 return MODE_PANEL;
814
815 if (encoder) {
816 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
817 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
818
819 /* AVIVO hardware supports downscaling modes larger than the panel
820 * to the panel size, but I'm not sure this is desirable.
821 */
822 if ((mode->hdisplay > native_mode->hdisplay) ||
823 (mode->vdisplay > native_mode->vdisplay))
824 return MODE_PANEL;
825
826 /* if scaling is disabled, block non-native modes */
827 if (radeon_encoder->rmx_type == RMX_OFF) {
828 if ((mode->hdisplay != native_mode->hdisplay) ||
829 (mode->vdisplay != native_mode->vdisplay))
830 return MODE_PANEL;
831 }
832 }
833
834 return MODE_OK;
835 }
836
837 static enum drm_connector_status
radeon_lvds_detect(struct drm_connector * connector,bool force)838 radeon_lvds_detect(struct drm_connector *connector, bool force)
839 {
840 struct drm_device *dev = connector->dev;
841 struct radeon_device *rdev = dev->dev_private;
842 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
843 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
844 enum drm_connector_status ret = connector_status_disconnected;
845 int r;
846
847 r = pm_runtime_get_sync(connector->dev->dev);
848 if (r < 0)
849 return connector_status_disconnected;
850
851 if (encoder) {
852 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
853 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
854
855 /* check if panel is valid */
856 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
857 ret = connector_status_connected;
858 /* don't fetch the edid from the vbios if ddc fails and runpm is
859 * enabled so we report disconnected.
860 */
861 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
862 ret = connector_status_disconnected;
863 }
864
865 /* check for edid as well */
866 radeon_connector_get_edid(connector);
867 if (radeon_connector->edid)
868 ret = connector_status_connected;
869 /* check acpi lid status ??? */
870
871 radeon_connector_update_scratch_regs(connector, ret);
872 pm_runtime_mark_last_busy(connector->dev->dev);
873 pm_runtime_put_autosuspend(connector->dev->dev);
874 return ret;
875 }
876
radeon_connector_destroy(struct drm_connector * connector)877 static void radeon_connector_destroy(struct drm_connector *connector)
878 {
879 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
880
881 radeon_connector_free_edid(connector);
882 kfree(radeon_connector->con_priv);
883 drm_connector_unregister(connector);
884 drm_connector_cleanup(connector);
885 kfree(connector);
886 }
887
radeon_lvds_set_property(struct drm_connector * connector,struct drm_property * property,uint64_t value)888 static int radeon_lvds_set_property(struct drm_connector *connector,
889 struct drm_property *property,
890 uint64_t value)
891 {
892 struct drm_device *dev = connector->dev;
893 struct radeon_encoder *radeon_encoder;
894 enum radeon_rmx_type rmx_type;
895
896 DRM_DEBUG_KMS("\n");
897 if (property != dev->mode_config.scaling_mode_property)
898 return 0;
899
900 if (connector->encoder)
901 radeon_encoder = to_radeon_encoder(connector->encoder);
902 else {
903 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
904 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
905 }
906
907 switch (value) {
908 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
909 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
910 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
911 default:
912 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
913 }
914 if (radeon_encoder->rmx_type == rmx_type)
915 return 0;
916
917 radeon_encoder->rmx_type = rmx_type;
918
919 radeon_property_change_mode(&radeon_encoder->base);
920 return 0;
921 }
922
923
924 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
925 .get_modes = radeon_lvds_get_modes,
926 .mode_valid = radeon_lvds_mode_valid,
927 .best_encoder = radeon_best_single_encoder,
928 };
929
930 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
931 .dpms = drm_helper_connector_dpms,
932 .detect = radeon_lvds_detect,
933 .fill_modes = drm_helper_probe_single_connector_modes,
934 .destroy = radeon_connector_destroy,
935 .set_property = radeon_lvds_set_property,
936 };
937
radeon_vga_get_modes(struct drm_connector * connector)938 static int radeon_vga_get_modes(struct drm_connector *connector)
939 {
940 int ret;
941
942 radeon_connector_get_edid(connector);
943 ret = radeon_ddc_get_modes(connector);
944
945 radeon_get_native_mode(connector);
946
947 return ret;
948 }
949
radeon_vga_mode_valid(struct drm_connector * connector,struct drm_display_mode * mode)950 static int radeon_vga_mode_valid(struct drm_connector *connector,
951 struct drm_display_mode *mode)
952 {
953 struct drm_device *dev = connector->dev;
954 struct radeon_device *rdev = dev->dev_private;
955
956 /* XXX check mode bandwidth */
957
958 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
959 return MODE_CLOCK_HIGH;
960
961 return MODE_OK;
962 }
963
964 static enum drm_connector_status
radeon_vga_detect(struct drm_connector * connector,bool force)965 radeon_vga_detect(struct drm_connector *connector, bool force)
966 {
967 struct drm_device *dev = connector->dev;
968 struct radeon_device *rdev = dev->dev_private;
969 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
970 struct drm_encoder *encoder;
971 struct drm_encoder_helper_funcs *encoder_funcs;
972 bool dret = false;
973 enum drm_connector_status ret = connector_status_disconnected;
974 int r;
975
976 r = pm_runtime_get_sync(connector->dev->dev);
977 if (r < 0)
978 return connector_status_disconnected;
979
980 encoder = radeon_best_single_encoder(connector);
981 if (!encoder)
982 ret = connector_status_disconnected;
983
984 if (radeon_connector->ddc_bus)
985 dret = radeon_ddc_probe(radeon_connector, false);
986 if (dret) {
987 radeon_connector->detected_by_load = false;
988 radeon_connector_free_edid(connector);
989 radeon_connector_get_edid(connector);
990
991 if (!radeon_connector->edid) {
992 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
993 connector->name);
994 ret = connector_status_connected;
995 } else {
996 radeon_connector->use_digital =
997 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
998
999 /* some oems have boards with separate digital and analog connectors
1000 * with a shared ddc line (often vga + hdmi)
1001 */
1002 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1003 radeon_connector_free_edid(connector);
1004 ret = connector_status_disconnected;
1005 } else {
1006 ret = connector_status_connected;
1007 }
1008 }
1009 } else {
1010
1011 /* if we aren't forcing don't do destructive polling */
1012 if (!force) {
1013 /* only return the previous status if we last
1014 * detected a monitor via load.
1015 */
1016 if (radeon_connector->detected_by_load)
1017 ret = connector->status;
1018 goto out;
1019 }
1020
1021 if (radeon_connector->dac_load_detect && encoder) {
1022 encoder_funcs = encoder->helper_private;
1023 ret = encoder_funcs->detect(encoder, connector);
1024 if (ret != connector_status_disconnected)
1025 radeon_connector->detected_by_load = true;
1026 }
1027 }
1028
1029 if (ret == connector_status_connected)
1030 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1031
1032 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1033 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1034 * by other means, assume the CRT is connected and use that EDID.
1035 */
1036 if ((!rdev->is_atom_bios) &&
1037 (ret == connector_status_disconnected) &&
1038 rdev->mode_info.bios_hardcoded_edid_size) {
1039 ret = connector_status_connected;
1040 }
1041
1042 radeon_connector_update_scratch_regs(connector, ret);
1043
1044 out:
1045 pm_runtime_mark_last_busy(connector->dev->dev);
1046 pm_runtime_put_autosuspend(connector->dev->dev);
1047
1048 return ret;
1049 }
1050
1051 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1052 .get_modes = radeon_vga_get_modes,
1053 .mode_valid = radeon_vga_mode_valid,
1054 .best_encoder = radeon_best_single_encoder,
1055 };
1056
1057 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1058 .dpms = drm_helper_connector_dpms,
1059 .detect = radeon_vga_detect,
1060 .fill_modes = drm_helper_probe_single_connector_modes,
1061 .destroy = radeon_connector_destroy,
1062 .set_property = radeon_connector_set_property,
1063 };
1064
radeon_tv_get_modes(struct drm_connector * connector)1065 static int radeon_tv_get_modes(struct drm_connector *connector)
1066 {
1067 struct drm_device *dev = connector->dev;
1068 struct radeon_device *rdev = dev->dev_private;
1069 struct drm_display_mode *tv_mode;
1070 struct drm_encoder *encoder;
1071
1072 encoder = radeon_best_single_encoder(connector);
1073 if (!encoder)
1074 return 0;
1075
1076 /* avivo chips can scale any mode */
1077 if (rdev->family >= CHIP_RS600)
1078 /* add scaled modes */
1079 radeon_add_common_modes(encoder, connector);
1080 else {
1081 /* only 800x600 is supported right now on pre-avivo chips */
1082 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1083 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1084 drm_mode_probed_add(connector, tv_mode);
1085 }
1086 return 1;
1087 }
1088
radeon_tv_mode_valid(struct drm_connector * connector,struct drm_display_mode * mode)1089 static int radeon_tv_mode_valid(struct drm_connector *connector,
1090 struct drm_display_mode *mode)
1091 {
1092 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1093 return MODE_CLOCK_RANGE;
1094 return MODE_OK;
1095 }
1096
1097 static enum drm_connector_status
radeon_tv_detect(struct drm_connector * connector,bool force)1098 radeon_tv_detect(struct drm_connector *connector, bool force)
1099 {
1100 struct drm_encoder *encoder;
1101 struct drm_encoder_helper_funcs *encoder_funcs;
1102 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1103 enum drm_connector_status ret = connector_status_disconnected;
1104 int r;
1105
1106 if (!radeon_connector->dac_load_detect)
1107 return ret;
1108
1109 r = pm_runtime_get_sync(connector->dev->dev);
1110 if (r < 0)
1111 return connector_status_disconnected;
1112
1113 encoder = radeon_best_single_encoder(connector);
1114 if (!encoder)
1115 ret = connector_status_disconnected;
1116 else {
1117 encoder_funcs = encoder->helper_private;
1118 ret = encoder_funcs->detect(encoder, connector);
1119 }
1120 if (ret == connector_status_connected)
1121 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1122 radeon_connector_update_scratch_regs(connector, ret);
1123 pm_runtime_mark_last_busy(connector->dev->dev);
1124 pm_runtime_put_autosuspend(connector->dev->dev);
1125 return ret;
1126 }
1127
1128 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1129 .get_modes = radeon_tv_get_modes,
1130 .mode_valid = radeon_tv_mode_valid,
1131 .best_encoder = radeon_best_single_encoder,
1132 };
1133
1134 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1135 .dpms = drm_helper_connector_dpms,
1136 .detect = radeon_tv_detect,
1137 .fill_modes = drm_helper_probe_single_connector_modes,
1138 .destroy = radeon_connector_destroy,
1139 .set_property = radeon_connector_set_property,
1140 };
1141
radeon_check_hpd_status_unchanged(struct drm_connector * connector)1142 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1143 {
1144 struct drm_device *dev = connector->dev;
1145 struct radeon_device *rdev = dev->dev_private;
1146 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1147 enum drm_connector_status status;
1148
1149 /* We only trust HPD on R600 and newer ASICS. */
1150 if (rdev->family >= CHIP_R600
1151 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1152 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1153 status = connector_status_connected;
1154 else
1155 status = connector_status_disconnected;
1156 if (connector->status == status)
1157 return true;
1158 }
1159
1160 return false;
1161 }
1162
1163 /*
1164 * DVI is complicated
1165 * Do a DDC probe, if DDC probe passes, get the full EDID so
1166 * we can do analog/digital monitor detection at this point.
1167 * If the monitor is an analog monitor or we got no DDC,
1168 * we need to find the DAC encoder object for this connector.
1169 * If we got no DDC, we do load detection on the DAC encoder object.
1170 * If we got analog DDC or load detection passes on the DAC encoder
1171 * we have to check if this analog encoder is shared with anyone else (TV)
1172 * if its shared we have to set the other connector to disconnected.
1173 */
1174 static enum drm_connector_status
radeon_dvi_detect(struct drm_connector * connector,bool force)1175 radeon_dvi_detect(struct drm_connector *connector, bool force)
1176 {
1177 struct drm_device *dev = connector->dev;
1178 struct radeon_device *rdev = dev->dev_private;
1179 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1180 struct drm_encoder *encoder = NULL;
1181 struct drm_encoder_helper_funcs *encoder_funcs;
1182 int i, r;
1183 enum drm_connector_status ret = connector_status_disconnected;
1184 bool dret = false, broken_edid = false;
1185
1186 r = pm_runtime_get_sync(connector->dev->dev);
1187 if (r < 0)
1188 return connector_status_disconnected;
1189
1190 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1191 ret = connector->status;
1192 goto exit;
1193 }
1194
1195 if (radeon_connector->ddc_bus)
1196 dret = radeon_ddc_probe(radeon_connector, false);
1197 if (dret) {
1198 radeon_connector->detected_by_load = false;
1199 radeon_connector_free_edid(connector);
1200 radeon_connector_get_edid(connector);
1201
1202 if (!radeon_connector->edid) {
1203 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1204 connector->name);
1205 /* rs690 seems to have a problem with connectors not existing and always
1206 * return a block of 0's. If we see this just stop polling on this output */
1207 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1208 radeon_connector->base.null_edid_counter) {
1209 ret = connector_status_disconnected;
1210 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1211 connector->name);
1212 radeon_connector->ddc_bus = NULL;
1213 } else {
1214 ret = connector_status_connected;
1215 broken_edid = true; /* defer use_digital to later */
1216 }
1217 } else {
1218 radeon_connector->use_digital =
1219 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1220
1221 /* some oems have boards with separate digital and analog connectors
1222 * with a shared ddc line (often vga + hdmi)
1223 */
1224 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1225 radeon_connector_free_edid(connector);
1226 ret = connector_status_disconnected;
1227 } else {
1228 ret = connector_status_connected;
1229 }
1230 /* This gets complicated. We have boards with VGA + HDMI with a
1231 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1232 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1233 * you don't really know what's connected to which port as both are digital.
1234 */
1235 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1236 struct drm_connector *list_connector;
1237 struct radeon_connector *list_radeon_connector;
1238 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1239 if (connector == list_connector)
1240 continue;
1241 list_radeon_connector = to_radeon_connector(list_connector);
1242 if (list_radeon_connector->shared_ddc &&
1243 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1244 radeon_connector->ddc_bus->rec.i2c_id)) {
1245 /* cases where both connectors are digital */
1246 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1247 /* hpd is our only option in this case */
1248 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1249 radeon_connector_free_edid(connector);
1250 ret = connector_status_disconnected;
1251 }
1252 }
1253 }
1254 }
1255 }
1256 }
1257 }
1258
1259 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1260 goto out;
1261
1262 /* DVI-D and HDMI-A are digital only */
1263 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1264 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1265 goto out;
1266
1267 /* if we aren't forcing don't do destructive polling */
1268 if (!force) {
1269 /* only return the previous status if we last
1270 * detected a monitor via load.
1271 */
1272 if (radeon_connector->detected_by_load)
1273 ret = connector->status;
1274 goto out;
1275 }
1276
1277 /* find analog encoder */
1278 if (radeon_connector->dac_load_detect) {
1279 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1280 if (connector->encoder_ids[i] == 0)
1281 break;
1282
1283 encoder = drm_encoder_find(connector->dev,
1284 connector->encoder_ids[i]);
1285 if (!encoder)
1286 continue;
1287
1288 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1289 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1290 continue;
1291
1292 encoder_funcs = encoder->helper_private;
1293 if (encoder_funcs->detect) {
1294 if (!broken_edid) {
1295 if (ret != connector_status_connected) {
1296 /* deal with analog monitors without DDC */
1297 ret = encoder_funcs->detect(encoder, connector);
1298 if (ret == connector_status_connected) {
1299 radeon_connector->use_digital = false;
1300 }
1301 if (ret != connector_status_disconnected)
1302 radeon_connector->detected_by_load = true;
1303 }
1304 } else {
1305 enum drm_connector_status lret;
1306 /* assume digital unless load detected otherwise */
1307 radeon_connector->use_digital = true;
1308 lret = encoder_funcs->detect(encoder, connector);
1309 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1310 if (lret == connector_status_connected)
1311 radeon_connector->use_digital = false;
1312 }
1313 break;
1314 }
1315 }
1316 }
1317
1318 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1319 encoder) {
1320 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1321 }
1322
1323 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1324 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1325 * by other means, assume the DFP is connected and use that EDID. In most
1326 * cases the DVI port is actually a virtual KVM port connected to the service
1327 * processor.
1328 */
1329 out:
1330 if ((!rdev->is_atom_bios) &&
1331 (ret == connector_status_disconnected) &&
1332 rdev->mode_info.bios_hardcoded_edid_size) {
1333 radeon_connector->use_digital = true;
1334 ret = connector_status_connected;
1335 }
1336
1337 /* updated in get modes as well since we need to know if it's analog or digital */
1338 radeon_connector_update_scratch_regs(connector, ret);
1339
1340 exit:
1341 pm_runtime_mark_last_busy(connector->dev->dev);
1342 pm_runtime_put_autosuspend(connector->dev->dev);
1343
1344 return ret;
1345 }
1346
1347 /* okay need to be smart in here about which encoder to pick */
radeon_dvi_encoder(struct drm_connector * connector)1348 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1349 {
1350 int enc_id = connector->encoder_ids[0];
1351 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1352 struct drm_encoder *encoder;
1353 int i;
1354 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1355 if (connector->encoder_ids[i] == 0)
1356 break;
1357
1358 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1359 if (!encoder)
1360 continue;
1361
1362 if (radeon_connector->use_digital == true) {
1363 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1364 return encoder;
1365 } else {
1366 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1367 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1368 return encoder;
1369 }
1370 }
1371
1372 /* see if we have a default encoder TODO */
1373
1374 /* then check use digitial */
1375 /* pick the first one */
1376 if (enc_id)
1377 return drm_encoder_find(connector->dev, enc_id);
1378 return NULL;
1379 }
1380
radeon_dvi_force(struct drm_connector * connector)1381 static void radeon_dvi_force(struct drm_connector *connector)
1382 {
1383 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1384 if (connector->force == DRM_FORCE_ON)
1385 radeon_connector->use_digital = false;
1386 if (connector->force == DRM_FORCE_ON_DIGITAL)
1387 radeon_connector->use_digital = true;
1388 }
1389
radeon_dvi_mode_valid(struct drm_connector * connector,struct drm_display_mode * mode)1390 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1391 struct drm_display_mode *mode)
1392 {
1393 struct drm_device *dev = connector->dev;
1394 struct radeon_device *rdev = dev->dev_private;
1395 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1396
1397 /* XXX check mode bandwidth */
1398
1399 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1400 if (radeon_connector->use_digital &&
1401 (rdev->family == CHIP_RV100) &&
1402 (mode->clock > 135000))
1403 return MODE_CLOCK_HIGH;
1404
1405 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1406 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1407 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1408 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1409 return MODE_OK;
1410 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1411 /* HDMI 1.3+ supports max clock of 340 Mhz */
1412 if (mode->clock > 340000)
1413 return MODE_CLOCK_HIGH;
1414 else
1415 return MODE_OK;
1416 } else {
1417 return MODE_CLOCK_HIGH;
1418 }
1419 }
1420
1421 /* check against the max pixel clock */
1422 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1423 return MODE_CLOCK_HIGH;
1424
1425 return MODE_OK;
1426 }
1427
1428 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1429 .get_modes = radeon_vga_get_modes,
1430 .mode_valid = radeon_dvi_mode_valid,
1431 .best_encoder = radeon_dvi_encoder,
1432 };
1433
1434 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1435 .dpms = drm_helper_connector_dpms,
1436 .detect = radeon_dvi_detect,
1437 .fill_modes = drm_helper_probe_single_connector_modes,
1438 .set_property = radeon_connector_set_property,
1439 .destroy = radeon_connector_destroy,
1440 .force = radeon_dvi_force,
1441 };
1442
radeon_dp_get_modes(struct drm_connector * connector)1443 static int radeon_dp_get_modes(struct drm_connector *connector)
1444 {
1445 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1446 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1447 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1448 int ret;
1449
1450 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1451 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1452 struct drm_display_mode *mode;
1453
1454 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1455 if (!radeon_dig_connector->edp_on)
1456 atombios_set_edp_panel_power(connector,
1457 ATOM_TRANSMITTER_ACTION_POWER_ON);
1458 radeon_connector_get_edid(connector);
1459 ret = radeon_ddc_get_modes(connector);
1460 if (!radeon_dig_connector->edp_on)
1461 atombios_set_edp_panel_power(connector,
1462 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1463 } else {
1464 /* need to setup ddc on the bridge */
1465 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1466 ENCODER_OBJECT_ID_NONE) {
1467 if (encoder)
1468 radeon_atom_ext_encoder_setup_ddc(encoder);
1469 }
1470 radeon_connector_get_edid(connector);
1471 ret = radeon_ddc_get_modes(connector);
1472 }
1473
1474 if (ret > 0) {
1475 if (encoder) {
1476 radeon_fixup_lvds_native_mode(encoder, connector);
1477 /* add scaled modes */
1478 radeon_add_common_modes(encoder, connector);
1479 }
1480 return ret;
1481 }
1482
1483 if (!encoder)
1484 return 0;
1485
1486 /* we have no EDID modes */
1487 mode = radeon_fp_native_mode(encoder);
1488 if (mode) {
1489 ret = 1;
1490 drm_mode_probed_add(connector, mode);
1491 /* add the width/height from vbios tables if available */
1492 connector->display_info.width_mm = mode->width_mm;
1493 connector->display_info.height_mm = mode->height_mm;
1494 /* add scaled modes */
1495 radeon_add_common_modes(encoder, connector);
1496 }
1497 } else {
1498 /* need to setup ddc on the bridge */
1499 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1500 ENCODER_OBJECT_ID_NONE) {
1501 if (encoder)
1502 radeon_atom_ext_encoder_setup_ddc(encoder);
1503 }
1504 radeon_connector_get_edid(connector);
1505 ret = radeon_ddc_get_modes(connector);
1506
1507 radeon_get_native_mode(connector);
1508 }
1509
1510 return ret;
1511 }
1512
radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector * connector)1513 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1514 {
1515 struct drm_encoder *encoder;
1516 struct radeon_encoder *radeon_encoder;
1517 int i;
1518
1519 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1520 if (connector->encoder_ids[i] == 0)
1521 break;
1522
1523 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1524 if (!encoder)
1525 continue;
1526
1527 radeon_encoder = to_radeon_encoder(encoder);
1528
1529 switch (radeon_encoder->encoder_id) {
1530 case ENCODER_OBJECT_ID_TRAVIS:
1531 case ENCODER_OBJECT_ID_NUTMEG:
1532 return radeon_encoder->encoder_id;
1533 default:
1534 break;
1535 }
1536 }
1537
1538 return ENCODER_OBJECT_ID_NONE;
1539 }
1540
radeon_connector_encoder_is_hbr2(struct drm_connector * connector)1541 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1542 {
1543 struct drm_encoder *encoder;
1544 struct radeon_encoder *radeon_encoder;
1545 int i;
1546 bool found = false;
1547
1548 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1549 if (connector->encoder_ids[i] == 0)
1550 break;
1551
1552 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1553 if (!encoder)
1554 continue;
1555
1556 radeon_encoder = to_radeon_encoder(encoder);
1557 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1558 found = true;
1559 }
1560
1561 return found;
1562 }
1563
radeon_connector_is_dp12_capable(struct drm_connector * connector)1564 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1565 {
1566 struct drm_device *dev = connector->dev;
1567 struct radeon_device *rdev = dev->dev_private;
1568
1569 if (ASIC_IS_DCE5(rdev) &&
1570 (rdev->clock.default_dispclk >= 53900) &&
1571 radeon_connector_encoder_is_hbr2(connector)) {
1572 return true;
1573 }
1574
1575 return false;
1576 }
1577
1578 static enum drm_connector_status
radeon_dp_detect(struct drm_connector * connector,bool force)1579 radeon_dp_detect(struct drm_connector *connector, bool force)
1580 {
1581 struct drm_device *dev = connector->dev;
1582 struct radeon_device *rdev = dev->dev_private;
1583 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1584 enum drm_connector_status ret = connector_status_disconnected;
1585 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1586 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1587 int r;
1588
1589 r = pm_runtime_get_sync(connector->dev->dev);
1590 if (r < 0)
1591 return connector_status_disconnected;
1592
1593 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1594 ret = connector->status;
1595 goto out;
1596 }
1597
1598 radeon_connector_free_edid(connector);
1599
1600 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1601 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1602 if (encoder) {
1603 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1604 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1605
1606 /* check if panel is valid */
1607 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1608 ret = connector_status_connected;
1609 /* don't fetch the edid from the vbios if ddc fails and runpm is
1610 * enabled so we report disconnected.
1611 */
1612 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1613 ret = connector_status_disconnected;
1614 }
1615 /* eDP is always DP */
1616 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1617 if (!radeon_dig_connector->edp_on)
1618 atombios_set_edp_panel_power(connector,
1619 ATOM_TRANSMITTER_ACTION_POWER_ON);
1620 if (radeon_dp_getdpcd(radeon_connector))
1621 ret = connector_status_connected;
1622 if (!radeon_dig_connector->edp_on)
1623 atombios_set_edp_panel_power(connector,
1624 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1625 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1626 ENCODER_OBJECT_ID_NONE) {
1627 /* DP bridges are always DP */
1628 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1629 /* get the DPCD from the bridge */
1630 radeon_dp_getdpcd(radeon_connector);
1631
1632 if (encoder) {
1633 /* setup ddc on the bridge */
1634 radeon_atom_ext_encoder_setup_ddc(encoder);
1635 /* bridge chips are always aux */
1636 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1637 ret = connector_status_connected;
1638 else if (radeon_connector->dac_load_detect) { /* try load detection */
1639 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1640 ret = encoder_funcs->detect(encoder, connector);
1641 }
1642 }
1643 } else {
1644 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1645 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1646 ret = connector_status_connected;
1647 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1648 radeon_dp_getdpcd(radeon_connector);
1649 } else {
1650 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1651 if (radeon_dp_getdpcd(radeon_connector))
1652 ret = connector_status_connected;
1653 } else {
1654 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1655 if (radeon_ddc_probe(radeon_connector, false))
1656 ret = connector_status_connected;
1657 }
1658 }
1659 }
1660
1661 radeon_connector_update_scratch_regs(connector, ret);
1662 out:
1663 pm_runtime_mark_last_busy(connector->dev->dev);
1664 pm_runtime_put_autosuspend(connector->dev->dev);
1665
1666 return ret;
1667 }
1668
radeon_dp_mode_valid(struct drm_connector * connector,struct drm_display_mode * mode)1669 static int radeon_dp_mode_valid(struct drm_connector *connector,
1670 struct drm_display_mode *mode)
1671 {
1672 struct drm_device *dev = connector->dev;
1673 struct radeon_device *rdev = dev->dev_private;
1674 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1675 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1676
1677 /* XXX check mode bandwidth */
1678
1679 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1680 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1681 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1682
1683 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1684 return MODE_PANEL;
1685
1686 if (encoder) {
1687 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1688 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1689
1690 /* AVIVO hardware supports downscaling modes larger than the panel
1691 * to the panel size, but I'm not sure this is desirable.
1692 */
1693 if ((mode->hdisplay > native_mode->hdisplay) ||
1694 (mode->vdisplay > native_mode->vdisplay))
1695 return MODE_PANEL;
1696
1697 /* if scaling is disabled, block non-native modes */
1698 if (radeon_encoder->rmx_type == RMX_OFF) {
1699 if ((mode->hdisplay != native_mode->hdisplay) ||
1700 (mode->vdisplay != native_mode->vdisplay))
1701 return MODE_PANEL;
1702 }
1703 }
1704 } else {
1705 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1706 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1707 return radeon_dp_mode_valid_helper(connector, mode);
1708 } else {
1709 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1710 /* HDMI 1.3+ supports max clock of 340 Mhz */
1711 if (mode->clock > 340000)
1712 return MODE_CLOCK_HIGH;
1713 } else {
1714 if (mode->clock > 165000)
1715 return MODE_CLOCK_HIGH;
1716 }
1717 }
1718 }
1719
1720 return MODE_OK;
1721 }
1722
1723 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1724 .get_modes = radeon_dp_get_modes,
1725 .mode_valid = radeon_dp_mode_valid,
1726 .best_encoder = radeon_dvi_encoder,
1727 };
1728
1729 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1730 .dpms = drm_helper_connector_dpms,
1731 .detect = radeon_dp_detect,
1732 .fill_modes = drm_helper_probe_single_connector_modes,
1733 .set_property = radeon_connector_set_property,
1734 .destroy = radeon_connector_destroy,
1735 .force = radeon_dvi_force,
1736 };
1737
1738 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1739 .dpms = drm_helper_connector_dpms,
1740 .detect = radeon_dp_detect,
1741 .fill_modes = drm_helper_probe_single_connector_modes,
1742 .set_property = radeon_lvds_set_property,
1743 .destroy = radeon_connector_destroy,
1744 .force = radeon_dvi_force,
1745 };
1746
1747 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1748 .dpms = drm_helper_connector_dpms,
1749 .detect = radeon_dp_detect,
1750 .fill_modes = drm_helper_probe_single_connector_modes,
1751 .set_property = radeon_lvds_set_property,
1752 .destroy = radeon_connector_destroy,
1753 .force = radeon_dvi_force,
1754 };
1755
1756 void
radeon_add_atom_connector(struct drm_device * dev,uint32_t connector_id,uint32_t supported_device,int connector_type,struct radeon_i2c_bus_rec * i2c_bus,uint32_t igp_lane_info,uint16_t connector_object_id,struct radeon_hpd * hpd,struct radeon_router * router)1757 radeon_add_atom_connector(struct drm_device *dev,
1758 uint32_t connector_id,
1759 uint32_t supported_device,
1760 int connector_type,
1761 struct radeon_i2c_bus_rec *i2c_bus,
1762 uint32_t igp_lane_info,
1763 uint16_t connector_object_id,
1764 struct radeon_hpd *hpd,
1765 struct radeon_router *router)
1766 {
1767 struct radeon_device *rdev = dev->dev_private;
1768 struct drm_connector *connector;
1769 struct radeon_connector *radeon_connector;
1770 struct radeon_connector_atom_dig *radeon_dig_connector;
1771 struct drm_encoder *encoder;
1772 struct radeon_encoder *radeon_encoder;
1773 uint32_t subpixel_order = SubPixelNone;
1774 bool shared_ddc = false;
1775 bool is_dp_bridge = false;
1776 bool has_aux = false;
1777
1778 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1779 return;
1780
1781 /* if the user selected tv=0 don't try and add the connector */
1782 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1783 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1784 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1785 (radeon_tv == 0))
1786 return;
1787
1788 /* see if we already added it */
1789 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1790 radeon_connector = to_radeon_connector(connector);
1791 if (radeon_connector->connector_id == connector_id) {
1792 radeon_connector->devices |= supported_device;
1793 return;
1794 }
1795 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1796 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1797 radeon_connector->shared_ddc = true;
1798 shared_ddc = true;
1799 }
1800 if (radeon_connector->router_bus && router->ddc_valid &&
1801 (radeon_connector->router.router_id == router->router_id)) {
1802 radeon_connector->shared_ddc = false;
1803 shared_ddc = false;
1804 }
1805 }
1806 }
1807
1808 /* check if it's a dp bridge */
1809 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1810 radeon_encoder = to_radeon_encoder(encoder);
1811 if (radeon_encoder->devices & supported_device) {
1812 switch (radeon_encoder->encoder_id) {
1813 case ENCODER_OBJECT_ID_TRAVIS:
1814 case ENCODER_OBJECT_ID_NUTMEG:
1815 is_dp_bridge = true;
1816 break;
1817 default:
1818 break;
1819 }
1820 }
1821 }
1822
1823 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1824 if (!radeon_connector)
1825 return;
1826
1827 connector = &radeon_connector->base;
1828
1829 radeon_connector->connector_id = connector_id;
1830 radeon_connector->devices = supported_device;
1831 radeon_connector->shared_ddc = shared_ddc;
1832 radeon_connector->connector_object_id = connector_object_id;
1833 radeon_connector->hpd = *hpd;
1834
1835 radeon_connector->router = *router;
1836 if (router->ddc_valid || router->cd_valid) {
1837 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1838 if (!radeon_connector->router_bus)
1839 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1840 }
1841
1842 if (is_dp_bridge) {
1843 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1844 if (!radeon_dig_connector)
1845 goto failed;
1846 radeon_dig_connector->igp_lane_info = igp_lane_info;
1847 radeon_connector->con_priv = radeon_dig_connector;
1848 if (i2c_bus->valid) {
1849 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1850 if (radeon_connector->ddc_bus)
1851 has_aux = true;
1852 else
1853 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1854 }
1855 switch (connector_type) {
1856 case DRM_MODE_CONNECTOR_VGA:
1857 case DRM_MODE_CONNECTOR_DVIA:
1858 default:
1859 drm_connector_init(dev, &radeon_connector->base,
1860 &radeon_dp_connector_funcs, connector_type);
1861 drm_connector_helper_add(&radeon_connector->base,
1862 &radeon_dp_connector_helper_funcs);
1863 connector->interlace_allowed = true;
1864 connector->doublescan_allowed = true;
1865 radeon_connector->dac_load_detect = true;
1866 drm_object_attach_property(&radeon_connector->base.base,
1867 rdev->mode_info.load_detect_property,
1868 1);
1869 drm_object_attach_property(&radeon_connector->base.base,
1870 dev->mode_config.scaling_mode_property,
1871 DRM_MODE_SCALE_NONE);
1872 break;
1873 case DRM_MODE_CONNECTOR_DVII:
1874 case DRM_MODE_CONNECTOR_DVID:
1875 case DRM_MODE_CONNECTOR_HDMIA:
1876 case DRM_MODE_CONNECTOR_HDMIB:
1877 case DRM_MODE_CONNECTOR_DisplayPort:
1878 drm_connector_init(dev, &radeon_connector->base,
1879 &radeon_dp_connector_funcs, connector_type);
1880 drm_connector_helper_add(&radeon_connector->base,
1881 &radeon_dp_connector_helper_funcs);
1882 drm_object_attach_property(&radeon_connector->base.base,
1883 rdev->mode_info.underscan_property,
1884 UNDERSCAN_OFF);
1885 drm_object_attach_property(&radeon_connector->base.base,
1886 rdev->mode_info.underscan_hborder_property,
1887 0);
1888 drm_object_attach_property(&radeon_connector->base.base,
1889 rdev->mode_info.underscan_vborder_property,
1890 0);
1891
1892 drm_object_attach_property(&radeon_connector->base.base,
1893 dev->mode_config.scaling_mode_property,
1894 DRM_MODE_SCALE_NONE);
1895
1896 drm_object_attach_property(&radeon_connector->base.base,
1897 rdev->mode_info.dither_property,
1898 RADEON_FMT_DITHER_DISABLE);
1899
1900 if (radeon_audio != 0)
1901 drm_object_attach_property(&radeon_connector->base.base,
1902 rdev->mode_info.audio_property,
1903 RADEON_AUDIO_AUTO);
1904
1905 subpixel_order = SubPixelHorizontalRGB;
1906 connector->interlace_allowed = true;
1907 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1908 connector->doublescan_allowed = true;
1909 else
1910 connector->doublescan_allowed = false;
1911 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1912 radeon_connector->dac_load_detect = true;
1913 drm_object_attach_property(&radeon_connector->base.base,
1914 rdev->mode_info.load_detect_property,
1915 1);
1916 }
1917 break;
1918 case DRM_MODE_CONNECTOR_LVDS:
1919 case DRM_MODE_CONNECTOR_eDP:
1920 drm_connector_init(dev, &radeon_connector->base,
1921 &radeon_lvds_bridge_connector_funcs, connector_type);
1922 drm_connector_helper_add(&radeon_connector->base,
1923 &radeon_dp_connector_helper_funcs);
1924 drm_object_attach_property(&radeon_connector->base.base,
1925 dev->mode_config.scaling_mode_property,
1926 DRM_MODE_SCALE_FULLSCREEN);
1927 subpixel_order = SubPixelHorizontalRGB;
1928 connector->interlace_allowed = false;
1929 connector->doublescan_allowed = false;
1930 break;
1931 }
1932 } else {
1933 switch (connector_type) {
1934 case DRM_MODE_CONNECTOR_VGA:
1935 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1936 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1937 if (i2c_bus->valid) {
1938 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1939 if (!radeon_connector->ddc_bus)
1940 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1941 }
1942 radeon_connector->dac_load_detect = true;
1943 drm_object_attach_property(&radeon_connector->base.base,
1944 rdev->mode_info.load_detect_property,
1945 1);
1946 if (ASIC_IS_AVIVO(rdev))
1947 drm_object_attach_property(&radeon_connector->base.base,
1948 dev->mode_config.scaling_mode_property,
1949 DRM_MODE_SCALE_NONE);
1950 /* no HPD on analog connectors */
1951 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1952 connector->interlace_allowed = true;
1953 connector->doublescan_allowed = true;
1954 break;
1955 case DRM_MODE_CONNECTOR_DVIA:
1956 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1957 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1958 if (i2c_bus->valid) {
1959 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1960 if (!radeon_connector->ddc_bus)
1961 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1962 }
1963 radeon_connector->dac_load_detect = true;
1964 drm_object_attach_property(&radeon_connector->base.base,
1965 rdev->mode_info.load_detect_property,
1966 1);
1967 if (ASIC_IS_AVIVO(rdev))
1968 drm_object_attach_property(&radeon_connector->base.base,
1969 dev->mode_config.scaling_mode_property,
1970 DRM_MODE_SCALE_NONE);
1971 /* no HPD on analog connectors */
1972 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1973 connector->interlace_allowed = true;
1974 connector->doublescan_allowed = true;
1975 break;
1976 case DRM_MODE_CONNECTOR_DVII:
1977 case DRM_MODE_CONNECTOR_DVID:
1978 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1979 if (!radeon_dig_connector)
1980 goto failed;
1981 radeon_dig_connector->igp_lane_info = igp_lane_info;
1982 radeon_connector->con_priv = radeon_dig_connector;
1983 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1984 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1985 if (i2c_bus->valid) {
1986 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1987 if (!radeon_connector->ddc_bus)
1988 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1989 }
1990 subpixel_order = SubPixelHorizontalRGB;
1991 drm_object_attach_property(&radeon_connector->base.base,
1992 rdev->mode_info.coherent_mode_property,
1993 1);
1994 if (ASIC_IS_AVIVO(rdev)) {
1995 drm_object_attach_property(&radeon_connector->base.base,
1996 rdev->mode_info.underscan_property,
1997 UNDERSCAN_OFF);
1998 drm_object_attach_property(&radeon_connector->base.base,
1999 rdev->mode_info.underscan_hborder_property,
2000 0);
2001 drm_object_attach_property(&radeon_connector->base.base,
2002 rdev->mode_info.underscan_vborder_property,
2003 0);
2004 drm_object_attach_property(&radeon_connector->base.base,
2005 rdev->mode_info.dither_property,
2006 RADEON_FMT_DITHER_DISABLE);
2007 drm_object_attach_property(&radeon_connector->base.base,
2008 dev->mode_config.scaling_mode_property,
2009 DRM_MODE_SCALE_NONE);
2010 }
2011 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2012 drm_object_attach_property(&radeon_connector->base.base,
2013 rdev->mode_info.audio_property,
2014 RADEON_AUDIO_AUTO);
2015 }
2016 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2017 radeon_connector->dac_load_detect = true;
2018 drm_object_attach_property(&radeon_connector->base.base,
2019 rdev->mode_info.load_detect_property,
2020 1);
2021 }
2022 connector->interlace_allowed = true;
2023 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2024 connector->doublescan_allowed = true;
2025 else
2026 connector->doublescan_allowed = false;
2027 break;
2028 case DRM_MODE_CONNECTOR_HDMIA:
2029 case DRM_MODE_CONNECTOR_HDMIB:
2030 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2031 if (!radeon_dig_connector)
2032 goto failed;
2033 radeon_dig_connector->igp_lane_info = igp_lane_info;
2034 radeon_connector->con_priv = radeon_dig_connector;
2035 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2036 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2037 if (i2c_bus->valid) {
2038 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2039 if (!radeon_connector->ddc_bus)
2040 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2041 }
2042 drm_object_attach_property(&radeon_connector->base.base,
2043 rdev->mode_info.coherent_mode_property,
2044 1);
2045 if (ASIC_IS_AVIVO(rdev)) {
2046 drm_object_attach_property(&radeon_connector->base.base,
2047 rdev->mode_info.underscan_property,
2048 UNDERSCAN_OFF);
2049 drm_object_attach_property(&radeon_connector->base.base,
2050 rdev->mode_info.underscan_hborder_property,
2051 0);
2052 drm_object_attach_property(&radeon_connector->base.base,
2053 rdev->mode_info.underscan_vborder_property,
2054 0);
2055 drm_object_attach_property(&radeon_connector->base.base,
2056 rdev->mode_info.dither_property,
2057 RADEON_FMT_DITHER_DISABLE);
2058 drm_object_attach_property(&radeon_connector->base.base,
2059 dev->mode_config.scaling_mode_property,
2060 DRM_MODE_SCALE_NONE);
2061 }
2062 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2063 drm_object_attach_property(&radeon_connector->base.base,
2064 rdev->mode_info.audio_property,
2065 RADEON_AUDIO_AUTO);
2066 }
2067 subpixel_order = SubPixelHorizontalRGB;
2068 connector->interlace_allowed = true;
2069 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2070 connector->doublescan_allowed = true;
2071 else
2072 connector->doublescan_allowed = false;
2073 break;
2074 case DRM_MODE_CONNECTOR_DisplayPort:
2075 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2076 if (!radeon_dig_connector)
2077 goto failed;
2078 radeon_dig_connector->igp_lane_info = igp_lane_info;
2079 radeon_connector->con_priv = radeon_dig_connector;
2080 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2081 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2082 if (i2c_bus->valid) {
2083 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2084 if (radeon_connector->ddc_bus)
2085 has_aux = true;
2086 else
2087 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2088 }
2089 subpixel_order = SubPixelHorizontalRGB;
2090 drm_object_attach_property(&radeon_connector->base.base,
2091 rdev->mode_info.coherent_mode_property,
2092 1);
2093 if (ASIC_IS_AVIVO(rdev)) {
2094 drm_object_attach_property(&radeon_connector->base.base,
2095 rdev->mode_info.underscan_property,
2096 UNDERSCAN_OFF);
2097 drm_object_attach_property(&radeon_connector->base.base,
2098 rdev->mode_info.underscan_hborder_property,
2099 0);
2100 drm_object_attach_property(&radeon_connector->base.base,
2101 rdev->mode_info.underscan_vborder_property,
2102 0);
2103 drm_object_attach_property(&radeon_connector->base.base,
2104 rdev->mode_info.dither_property,
2105 RADEON_FMT_DITHER_DISABLE);
2106 drm_object_attach_property(&radeon_connector->base.base,
2107 dev->mode_config.scaling_mode_property,
2108 DRM_MODE_SCALE_NONE);
2109 }
2110 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2111 drm_object_attach_property(&radeon_connector->base.base,
2112 rdev->mode_info.audio_property,
2113 RADEON_AUDIO_AUTO);
2114 }
2115 connector->interlace_allowed = true;
2116 /* in theory with a DP to VGA converter... */
2117 connector->doublescan_allowed = false;
2118 break;
2119 case DRM_MODE_CONNECTOR_eDP:
2120 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2121 if (!radeon_dig_connector)
2122 goto failed;
2123 radeon_dig_connector->igp_lane_info = igp_lane_info;
2124 radeon_connector->con_priv = radeon_dig_connector;
2125 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2126 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2127 if (i2c_bus->valid) {
2128 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2129 if (radeon_connector->ddc_bus)
2130 has_aux = true;
2131 else
2132 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2133 }
2134 drm_object_attach_property(&radeon_connector->base.base,
2135 dev->mode_config.scaling_mode_property,
2136 DRM_MODE_SCALE_FULLSCREEN);
2137 subpixel_order = SubPixelHorizontalRGB;
2138 connector->interlace_allowed = false;
2139 connector->doublescan_allowed = false;
2140 break;
2141 case DRM_MODE_CONNECTOR_SVIDEO:
2142 case DRM_MODE_CONNECTOR_Composite:
2143 case DRM_MODE_CONNECTOR_9PinDIN:
2144 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2145 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2146 radeon_connector->dac_load_detect = true;
2147 drm_object_attach_property(&radeon_connector->base.base,
2148 rdev->mode_info.load_detect_property,
2149 1);
2150 drm_object_attach_property(&radeon_connector->base.base,
2151 rdev->mode_info.tv_std_property,
2152 radeon_atombios_get_tv_info(rdev));
2153 /* no HPD on analog connectors */
2154 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2155 connector->interlace_allowed = false;
2156 connector->doublescan_allowed = false;
2157 break;
2158 case DRM_MODE_CONNECTOR_LVDS:
2159 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2160 if (!radeon_dig_connector)
2161 goto failed;
2162 radeon_dig_connector->igp_lane_info = igp_lane_info;
2163 radeon_connector->con_priv = radeon_dig_connector;
2164 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2165 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2166 if (i2c_bus->valid) {
2167 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2168 if (!radeon_connector->ddc_bus)
2169 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2170 }
2171 drm_object_attach_property(&radeon_connector->base.base,
2172 dev->mode_config.scaling_mode_property,
2173 DRM_MODE_SCALE_FULLSCREEN);
2174 subpixel_order = SubPixelHorizontalRGB;
2175 connector->interlace_allowed = false;
2176 connector->doublescan_allowed = false;
2177 break;
2178 }
2179 }
2180
2181 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2182 if (i2c_bus->valid) {
2183 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2184 DRM_CONNECTOR_POLL_DISCONNECT;
2185 }
2186 } else
2187 connector->polled = DRM_CONNECTOR_POLL_HPD;
2188
2189 connector->display_info.subpixel_order = subpixel_order;
2190 drm_connector_register(connector);
2191
2192 if (has_aux)
2193 radeon_dp_aux_init(radeon_connector);
2194
2195 return;
2196
2197 failed:
2198 drm_connector_cleanup(connector);
2199 kfree(connector);
2200 }
2201
2202 void
radeon_add_legacy_connector(struct drm_device * dev,uint32_t connector_id,uint32_t supported_device,int connector_type,struct radeon_i2c_bus_rec * i2c_bus,uint16_t connector_object_id,struct radeon_hpd * hpd)2203 radeon_add_legacy_connector(struct drm_device *dev,
2204 uint32_t connector_id,
2205 uint32_t supported_device,
2206 int connector_type,
2207 struct radeon_i2c_bus_rec *i2c_bus,
2208 uint16_t connector_object_id,
2209 struct radeon_hpd *hpd)
2210 {
2211 struct radeon_device *rdev = dev->dev_private;
2212 struct drm_connector *connector;
2213 struct radeon_connector *radeon_connector;
2214 uint32_t subpixel_order = SubPixelNone;
2215
2216 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2217 return;
2218
2219 /* if the user selected tv=0 don't try and add the connector */
2220 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2221 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2222 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2223 (radeon_tv == 0))
2224 return;
2225
2226 /* see if we already added it */
2227 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2228 radeon_connector = to_radeon_connector(connector);
2229 if (radeon_connector->connector_id == connector_id) {
2230 radeon_connector->devices |= supported_device;
2231 return;
2232 }
2233 }
2234
2235 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2236 if (!radeon_connector)
2237 return;
2238
2239 connector = &radeon_connector->base;
2240
2241 radeon_connector->connector_id = connector_id;
2242 radeon_connector->devices = supported_device;
2243 radeon_connector->connector_object_id = connector_object_id;
2244 radeon_connector->hpd = *hpd;
2245
2246 switch (connector_type) {
2247 case DRM_MODE_CONNECTOR_VGA:
2248 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2249 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2250 if (i2c_bus->valid) {
2251 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2252 if (!radeon_connector->ddc_bus)
2253 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2254 }
2255 radeon_connector->dac_load_detect = true;
2256 drm_object_attach_property(&radeon_connector->base.base,
2257 rdev->mode_info.load_detect_property,
2258 1);
2259 /* no HPD on analog connectors */
2260 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2261 connector->interlace_allowed = true;
2262 connector->doublescan_allowed = true;
2263 break;
2264 case DRM_MODE_CONNECTOR_DVIA:
2265 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2266 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2267 if (i2c_bus->valid) {
2268 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2269 if (!radeon_connector->ddc_bus)
2270 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2271 }
2272 radeon_connector->dac_load_detect = true;
2273 drm_object_attach_property(&radeon_connector->base.base,
2274 rdev->mode_info.load_detect_property,
2275 1);
2276 /* no HPD on analog connectors */
2277 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2278 connector->interlace_allowed = true;
2279 connector->doublescan_allowed = true;
2280 break;
2281 case DRM_MODE_CONNECTOR_DVII:
2282 case DRM_MODE_CONNECTOR_DVID:
2283 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2284 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2285 if (i2c_bus->valid) {
2286 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2287 if (!radeon_connector->ddc_bus)
2288 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2289 }
2290 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2291 radeon_connector->dac_load_detect = true;
2292 drm_object_attach_property(&radeon_connector->base.base,
2293 rdev->mode_info.load_detect_property,
2294 1);
2295 }
2296 subpixel_order = SubPixelHorizontalRGB;
2297 connector->interlace_allowed = true;
2298 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2299 connector->doublescan_allowed = true;
2300 else
2301 connector->doublescan_allowed = false;
2302 break;
2303 case DRM_MODE_CONNECTOR_SVIDEO:
2304 case DRM_MODE_CONNECTOR_Composite:
2305 case DRM_MODE_CONNECTOR_9PinDIN:
2306 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2307 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2308 radeon_connector->dac_load_detect = true;
2309 /* RS400,RC410,RS480 chipset seems to report a lot
2310 * of false positive on load detect, we haven't yet
2311 * found a way to make load detect reliable on those
2312 * chipset, thus just disable it for TV.
2313 */
2314 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2315 radeon_connector->dac_load_detect = false;
2316 drm_object_attach_property(&radeon_connector->base.base,
2317 rdev->mode_info.load_detect_property,
2318 radeon_connector->dac_load_detect);
2319 drm_object_attach_property(&radeon_connector->base.base,
2320 rdev->mode_info.tv_std_property,
2321 radeon_combios_get_tv_info(rdev));
2322 /* no HPD on analog connectors */
2323 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2324 connector->interlace_allowed = false;
2325 connector->doublescan_allowed = false;
2326 break;
2327 case DRM_MODE_CONNECTOR_LVDS:
2328 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2329 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2330 if (i2c_bus->valid) {
2331 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2332 if (!radeon_connector->ddc_bus)
2333 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2334 }
2335 drm_object_attach_property(&radeon_connector->base.base,
2336 dev->mode_config.scaling_mode_property,
2337 DRM_MODE_SCALE_FULLSCREEN);
2338 subpixel_order = SubPixelHorizontalRGB;
2339 connector->interlace_allowed = false;
2340 connector->doublescan_allowed = false;
2341 break;
2342 }
2343
2344 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2345 if (i2c_bus->valid) {
2346 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2347 DRM_CONNECTOR_POLL_DISCONNECT;
2348 }
2349 } else
2350 connector->polled = DRM_CONNECTOR_POLL_HPD;
2351
2352 connector->display_info.subpixel_order = subpixel_order;
2353 drm_connector_register(connector);
2354 }
2355