Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
27#include <drm/display/drm_dp_mst_helper.h>
28#include <drm/drm_edid.h>
29#include <drm/drm_crtc_helper.h>
30#include <drm/drm_modeset_helper_vtables.h>
31#include <drm/drm_probe_helper.h>
32#include <drm/radeon_drm.h>
33#include "radeon.h"
34#include "radeon_audio.h"
35#include "atom.h"
36
37#include <linux/pm_runtime.h>
38#include <linux/vga_switcheroo.h>
39
40void radeon_connector_hotplug(struct drm_connector *connector)
41{
42 struct drm_device *dev = connector->dev;
43 struct radeon_device *rdev = dev->dev_private;
44 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
45
46 /* bail if the connector does not have hpd pin, e.g.,
47 * VGA, TV, etc.
48 */
49 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
50 return;
51
52 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
53
54 /* if the connector is already off, don't turn it back on */
55 /* FIXME: This access isn't protected by any locks. */
56 if (connector->dpms != DRM_MODE_DPMS_ON)
57 return;
58
59 /* just deal with DP (not eDP) here. */
60 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
61 struct radeon_connector_atom_dig *dig_connector =
62 radeon_connector->con_priv;
63
64 /* if existing sink type was not DP no need to retrain */
65 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
66 return;
67
68 /* first get sink type as it may be reset after (un)plug */
69 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
70 /* don't do anything if sink is not display port, i.e.,
71 * passive dp->(dvi|hdmi) adaptor
72 */
73 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT &&
74 radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
75 radeon_dp_needs_link_train(radeon_connector)) {
76 /* Don't start link training before we have the DPCD */
77 if (!radeon_dp_getdpcd(radeon_connector))
78 return;
79
80 /* Turn the connector off and back on immediately, which
81 * will trigger link training
82 */
83 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
84 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
85 }
86 }
87}
88
89static void radeon_property_change_mode(struct drm_encoder *encoder)
90{
91 struct drm_crtc *crtc = encoder->crtc;
92
93 if (crtc && crtc->enabled) {
94 drm_crtc_helper_set_mode(crtc, &crtc->mode,
95 crtc->x, crtc->y, crtc->primary->fb);
96 }
97}
98
99int radeon_get_monitor_bpc(struct drm_connector *connector)
100{
101 struct drm_device *dev = connector->dev;
102 struct radeon_device *rdev = dev->dev_private;
103 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
104 struct radeon_connector_atom_dig *dig_connector;
105 int bpc = 8;
106 int mode_clock, max_tmds_clock;
107
108 switch (connector->connector_type) {
109 case DRM_MODE_CONNECTOR_DVII:
110 case DRM_MODE_CONNECTOR_HDMIB:
111 if (radeon_connector->use_digital) {
112 if (connector->display_info.is_hdmi) {
113 if (connector->display_info.bpc)
114 bpc = connector->display_info.bpc;
115 }
116 }
117 break;
118 case DRM_MODE_CONNECTOR_DVID:
119 case DRM_MODE_CONNECTOR_HDMIA:
120 if (connector->display_info.is_hdmi) {
121 if (connector->display_info.bpc)
122 bpc = connector->display_info.bpc;
123 }
124 break;
125 case DRM_MODE_CONNECTOR_DisplayPort:
126 dig_connector = radeon_connector->con_priv;
127 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
128 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
129 connector->display_info.is_hdmi) {
130 if (connector->display_info.bpc)
131 bpc = connector->display_info.bpc;
132 }
133 break;
134 case DRM_MODE_CONNECTOR_eDP:
135 case DRM_MODE_CONNECTOR_LVDS:
136 if (connector->display_info.bpc)
137 bpc = connector->display_info.bpc;
138 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
139 const struct drm_connector_helper_funcs *connector_funcs =
140 connector->helper_private;
141 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
142 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
143 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
144
145 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
146 bpc = 6;
147 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
148 bpc = 8;
149 }
150 break;
151 }
152
153 if (connector->display_info.is_hdmi) {
154 /* hdmi deep color only implemented on DCE4+ */
155 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
156 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
157 connector->name, bpc);
158 bpc = 8;
159 }
160
161 /*
162 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
163 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
164 * 12 bpc is always supported on hdmi deep color sinks, as this is
165 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
166 */
167 if (bpc > 12) {
168 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
169 connector->name, bpc);
170 bpc = 12;
171 }
172
173 /* Any defined maximum tmds clock limit we must not exceed? */
174 if (connector->display_info.max_tmds_clock > 0) {
175 /* mode_clock is clock in kHz for mode to be modeset on this connector */
176 mode_clock = radeon_connector->pixelclock_for_modeset;
177
178 /* Maximum allowable input clock in kHz */
179 max_tmds_clock = connector->display_info.max_tmds_clock;
180
181 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
182 connector->name, mode_clock, max_tmds_clock);
183
184 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
185 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
186 if ((connector->display_info.edid_hdmi_rgb444_dc_modes & DRM_EDID_HDMI_DC_30) &&
187 (mode_clock * 5/4 <= max_tmds_clock))
188 bpc = 10;
189 else
190 bpc = 8;
191
192 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
193 connector->name, bpc);
194 }
195
196 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
197 bpc = 8;
198 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
199 connector->name, bpc);
200 }
201 } else if (bpc > 8) {
202 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
203 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
204 connector->name);
205 bpc = 8;
206 }
207 }
208
209 if ((radeon_deep_color == 0) && (bpc > 8)) {
210 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
211 connector->name);
212 bpc = 8;
213 }
214
215 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
216 connector->name, connector->display_info.bpc, bpc);
217
218 return bpc;
219}
220
221static void
222radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
223{
224 struct drm_device *dev = connector->dev;
225 struct radeon_device *rdev = dev->dev_private;
226 struct drm_encoder *best_encoder;
227 struct drm_encoder *encoder;
228 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
229 bool connected;
230
231 best_encoder = connector_funcs->best_encoder(connector);
232
233 drm_connector_for_each_possible_encoder(connector, encoder) {
234 if ((encoder == best_encoder) && (status == connector_status_connected))
235 connected = true;
236 else
237 connected = false;
238
239 if (rdev->is_atom_bios)
240 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
241 else
242 radeon_combios_connected_scratch_regs(connector, encoder, connected);
243 }
244}
245
246static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
247{
248 struct drm_encoder *encoder;
249
250 drm_connector_for_each_possible_encoder(connector, encoder) {
251 if (encoder->encoder_type == encoder_type)
252 return encoder;
253 }
254
255 return NULL;
256}
257
258static void radeon_connector_get_edid(struct drm_connector *connector)
259{
260 struct drm_device *dev = connector->dev;
261 struct radeon_device *rdev = dev->dev_private;
262 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
263
264 if (radeon_connector->edid)
265 return;
266
267 /* on hw with routers, select right port */
268 if (radeon_connector->router.ddc_valid)
269 radeon_router_select_ddc_port(radeon_connector);
270
271 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
272 ENCODER_OBJECT_ID_NONE) &&
273 radeon_connector->ddc_bus->has_aux) {
274 radeon_connector->edid = drm_get_edid(connector,
275 &radeon_connector->ddc_bus->aux.ddc);
276 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
277 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
278 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
279
280 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
281 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
282 radeon_connector->ddc_bus->has_aux)
283 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
284 &radeon_connector->ddc_bus->aux.ddc);
285 else if (radeon_connector->ddc_bus)
286 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
287 &radeon_connector->ddc_bus->adapter);
288 } else if (vga_switcheroo_handler_flags() & VGA_SWITCHEROO_CAN_SWITCH_DDC &&
289 connector->connector_type == DRM_MODE_CONNECTOR_LVDS &&
290 radeon_connector->ddc_bus) {
291 radeon_connector->edid = drm_get_edid_switcheroo(&radeon_connector->base,
292 &radeon_connector->ddc_bus->adapter);
293 } else if (radeon_connector->ddc_bus) {
294 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
295 &radeon_connector->ddc_bus->adapter);
296 }
297
298 if (!radeon_connector->edid) {
299 /* don't fetch the edid from the vbios if ddc fails and runpm is
300 * enabled so we report disconnected.
301 */
302 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
303 return;
304
305 if (rdev->is_atom_bios) {
306 /* some laptops provide a hardcoded edid in rom for LCDs */
307 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
308 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
309 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
310 } else {
311 /* some servers provide a hardcoded edid in rom for KVMs */
312 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
313 }
314 }
315}
316
317static void radeon_connector_free_edid(struct drm_connector *connector)
318{
319 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
320
321 kfree(radeon_connector->edid);
322 radeon_connector->edid = NULL;
323}
324
325static int radeon_ddc_get_modes(struct drm_connector *connector)
326{
327 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
328 int ret;
329
330 if (radeon_connector->edid) {
331 drm_connector_update_edid_property(connector, radeon_connector->edid);
332 ret = drm_add_edid_modes(connector, radeon_connector->edid);
333 return ret;
334 }
335 drm_connector_update_edid_property(connector, NULL);
336 return 0;
337}
338
339static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
340{
341 struct drm_encoder *encoder;
342
343 /* pick the first one */
344 drm_connector_for_each_possible_encoder(connector, encoder)
345 return encoder;
346
347 return NULL;
348}
349
350static void radeon_get_native_mode(struct drm_connector *connector)
351{
352 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
353 struct radeon_encoder *radeon_encoder;
354
355 if (encoder == NULL)
356 return;
357
358 radeon_encoder = to_radeon_encoder(encoder);
359
360 if (!list_empty(&connector->probed_modes)) {
361 struct drm_display_mode *preferred_mode =
362 list_first_entry(&connector->probed_modes,
363 struct drm_display_mode, head);
364
365 radeon_encoder->native_mode = *preferred_mode;
366 } else {
367 radeon_encoder->native_mode.clock = 0;
368 }
369}
370
371/*
372 * radeon_connector_analog_encoder_conflict_solve
373 * - search for other connectors sharing this encoder
374 * if priority is true, then set them disconnected if this is connected
375 * if priority is false, set us disconnected if they are connected
376 */
377static enum drm_connector_status
378radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
379 struct drm_encoder *encoder,
380 enum drm_connector_status current_status,
381 bool priority)
382{
383 struct drm_device *dev = connector->dev;
384 struct drm_connector *conflict;
385 struct radeon_connector *radeon_conflict;
386
387 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
388 struct drm_encoder *enc;
389
390 if (conflict == connector)
391 continue;
392
393 radeon_conflict = to_radeon_connector(conflict);
394
395 drm_connector_for_each_possible_encoder(conflict, enc) {
396 /* if the IDs match */
397 if (enc == encoder) {
398 if (conflict->status != connector_status_connected)
399 continue;
400
401 if (radeon_conflict->use_digital)
402 continue;
403
404 if (priority) {
405 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
406 conflict->name);
407 DRM_DEBUG_KMS("in favor of %s\n",
408 connector->name);
409 conflict->status = connector_status_disconnected;
410 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
411 } else {
412 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
413 connector->name);
414 DRM_DEBUG_KMS("in favor of %s\n",
415 conflict->name);
416 current_status = connector_status_disconnected;
417 }
418 break;
419 }
420 }
421 }
422 return current_status;
423
424}
425
426static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
427{
428 struct drm_device *dev = encoder->dev;
429 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
430 struct drm_display_mode *mode = NULL;
431 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
432
433 if (native_mode->hdisplay != 0 &&
434 native_mode->vdisplay != 0 &&
435 native_mode->clock != 0) {
436 mode = drm_mode_duplicate(dev, native_mode);
437 if (!mode)
438 return NULL;
439 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
440 drm_mode_set_name(mode);
441
442 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
443 } else if (native_mode->hdisplay != 0 &&
444 native_mode->vdisplay != 0) {
445 /* mac laptops without an edid */
446 /* Note that this is not necessarily the exact panel mode,
447 * but an approximation based on the cvt formula. For these
448 * systems we should ideally read the mode info out of the
449 * registers or add a mode table, but this works and is much
450 * simpler.
451 */
452 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
453 if (!mode)
454 return NULL;
455 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
456 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
457 }
458 return mode;
459}
460
461static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
462{
463 struct drm_device *dev = encoder->dev;
464 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
465 struct drm_display_mode *mode = NULL;
466 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
467 int i;
468 struct mode_size {
469 int w;
470 int h;
471 } common_modes[17] = {
472 { 640, 480},
473 { 720, 480},
474 { 800, 600},
475 { 848, 480},
476 {1024, 768},
477 {1152, 768},
478 {1280, 720},
479 {1280, 800},
480 {1280, 854},
481 {1280, 960},
482 {1280, 1024},
483 {1440, 900},
484 {1400, 1050},
485 {1680, 1050},
486 {1600, 1200},
487 {1920, 1080},
488 {1920, 1200}
489 };
490
491 for (i = 0; i < 17; i++) {
492 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
493 if (common_modes[i].w > 1024 ||
494 common_modes[i].h > 768)
495 continue;
496 }
497 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
498 if (common_modes[i].w > native_mode->hdisplay ||
499 common_modes[i].h > native_mode->vdisplay ||
500 (common_modes[i].w == native_mode->hdisplay &&
501 common_modes[i].h == native_mode->vdisplay))
502 continue;
503 }
504 if (common_modes[i].w < 320 || common_modes[i].h < 200)
505 continue;
506
507 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
508 if (!mode)
509 continue;
510
511 drm_mode_probed_add(connector, mode);
512 }
513}
514
515static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
516 uint64_t val)
517{
518 struct drm_device *dev = connector->dev;
519 struct radeon_device *rdev = dev->dev_private;
520 struct drm_encoder *encoder;
521 struct radeon_encoder *radeon_encoder;
522
523 if (property == rdev->mode_info.coherent_mode_property) {
524 struct radeon_encoder_atom_dig *dig;
525 bool new_coherent_mode;
526
527 /* need to find digital encoder on connector */
528 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
529 if (!encoder)
530 return 0;
531
532 radeon_encoder = to_radeon_encoder(encoder);
533
534 if (!radeon_encoder->enc_priv)
535 return 0;
536
537 dig = radeon_encoder->enc_priv;
538 new_coherent_mode = val ? true : false;
539 if (dig->coherent_mode != new_coherent_mode) {
540 dig->coherent_mode = new_coherent_mode;
541 radeon_property_change_mode(&radeon_encoder->base);
542 }
543 }
544
545 if (property == rdev->mode_info.audio_property) {
546 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
547 /* need to find digital encoder on connector */
548 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
549 if (!encoder)
550 return 0;
551
552 radeon_encoder = to_radeon_encoder(encoder);
553
554 if (radeon_connector->audio != val) {
555 radeon_connector->audio = val;
556 radeon_property_change_mode(&radeon_encoder->base);
557 }
558 }
559
560 if (property == rdev->mode_info.dither_property) {
561 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
562 /* need to find digital encoder on connector */
563 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
564 if (!encoder)
565 return 0;
566
567 radeon_encoder = to_radeon_encoder(encoder);
568
569 if (radeon_connector->dither != val) {
570 radeon_connector->dither = val;
571 radeon_property_change_mode(&radeon_encoder->base);
572 }
573 }
574
575 if (property == rdev->mode_info.underscan_property) {
576 /* need to find digital encoder on connector */
577 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
578 if (!encoder)
579 return 0;
580
581 radeon_encoder = to_radeon_encoder(encoder);
582
583 if (radeon_encoder->underscan_type != val) {
584 radeon_encoder->underscan_type = val;
585 radeon_property_change_mode(&radeon_encoder->base);
586 }
587 }
588
589 if (property == rdev->mode_info.underscan_hborder_property) {
590 /* need to find digital encoder on connector */
591 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
592 if (!encoder)
593 return 0;
594
595 radeon_encoder = to_radeon_encoder(encoder);
596
597 if (radeon_encoder->underscan_hborder != val) {
598 radeon_encoder->underscan_hborder = val;
599 radeon_property_change_mode(&radeon_encoder->base);
600 }
601 }
602
603 if (property == rdev->mode_info.underscan_vborder_property) {
604 /* need to find digital encoder on connector */
605 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
606 if (!encoder)
607 return 0;
608
609 radeon_encoder = to_radeon_encoder(encoder);
610
611 if (radeon_encoder->underscan_vborder != val) {
612 radeon_encoder->underscan_vborder = val;
613 radeon_property_change_mode(&radeon_encoder->base);
614 }
615 }
616
617 if (property == rdev->mode_info.tv_std_property) {
618 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
619 if (!encoder) {
620 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
621 }
622
623 if (!encoder)
624 return 0;
625
626 radeon_encoder = to_radeon_encoder(encoder);
627 if (!radeon_encoder->enc_priv)
628 return 0;
629 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
630 struct radeon_encoder_atom_dac *dac_int;
631 dac_int = radeon_encoder->enc_priv;
632 dac_int->tv_std = val;
633 } else {
634 struct radeon_encoder_tv_dac *dac_int;
635 dac_int = radeon_encoder->enc_priv;
636 dac_int->tv_std = val;
637 }
638 radeon_property_change_mode(&radeon_encoder->base);
639 }
640
641 if (property == rdev->mode_info.load_detect_property) {
642 struct radeon_connector *radeon_connector =
643 to_radeon_connector(connector);
644
645 if (val == 0)
646 radeon_connector->dac_load_detect = false;
647 else
648 radeon_connector->dac_load_detect = true;
649 }
650
651 if (property == rdev->mode_info.tmds_pll_property) {
652 struct radeon_encoder_int_tmds *tmds = NULL;
653 bool ret = false;
654 /* need to find digital encoder on connector */
655 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
656 if (!encoder)
657 return 0;
658
659 radeon_encoder = to_radeon_encoder(encoder);
660
661 tmds = radeon_encoder->enc_priv;
662 if (!tmds)
663 return 0;
664
665 if (val == 0) {
666 if (rdev->is_atom_bios)
667 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
668 else
669 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
670 }
671 if (val == 1 || !ret)
672 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
673
674 radeon_property_change_mode(&radeon_encoder->base);
675 }
676
677 if (property == dev->mode_config.scaling_mode_property) {
678 enum radeon_rmx_type rmx_type;
679
680 if (connector->encoder)
681 radeon_encoder = to_radeon_encoder(connector->encoder);
682 else {
683 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
684 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
685 }
686
687 switch (val) {
688 default:
689 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
690 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
691 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
692 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
693 }
694 if (radeon_encoder->rmx_type == rmx_type)
695 return 0;
696
697 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
698 (radeon_encoder->native_mode.clock == 0))
699 return 0;
700
701 radeon_encoder->rmx_type = rmx_type;
702
703 radeon_property_change_mode(&radeon_encoder->base);
704 }
705
706 if (property == rdev->mode_info.output_csc_property) {
707 if (connector->encoder)
708 radeon_encoder = to_radeon_encoder(connector->encoder);
709 else {
710 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
711 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
712 }
713
714 if (radeon_encoder->output_csc == val)
715 return 0;
716
717 radeon_encoder->output_csc = val;
718
719 if (connector->encoder && connector->encoder->crtc) {
720 struct drm_crtc *crtc = connector->encoder->crtc;
721 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
722
723 radeon_crtc->output_csc = radeon_encoder->output_csc;
724
725 /*
726 * Our .gamma_set assumes the .gamma_store has been
727 * prefilled and don't care about its arguments.
728 */
729 crtc->funcs->gamma_set(crtc, NULL, NULL, NULL, 0, NULL);
730 }
731 }
732
733 return 0;
734}
735
736static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
737 struct drm_connector *connector)
738{
739 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
740 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
741 struct drm_display_mode *t, *mode;
742
743 /* If the EDID preferred mode doesn't match the native mode, use it */
744 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
745 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
746 if (mode->hdisplay != native_mode->hdisplay ||
747 mode->vdisplay != native_mode->vdisplay)
748 drm_mode_copy(native_mode, mode);
749 }
750 }
751
752 /* Try to get native mode details from EDID if necessary */
753 if (!native_mode->clock) {
754 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
755 if (mode->hdisplay == native_mode->hdisplay &&
756 mode->vdisplay == native_mode->vdisplay) {
757 drm_mode_copy(native_mode, mode);
758 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
759 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
760 break;
761 }
762 }
763 }
764
765 if (!native_mode->clock) {
766 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
767 radeon_encoder->rmx_type = RMX_OFF;
768 }
769}
770
771static int radeon_lvds_get_modes(struct drm_connector *connector)
772{
773 struct drm_encoder *encoder;
774 int ret = 0;
775 struct drm_display_mode *mode;
776
777 radeon_connector_get_edid(connector);
778 ret = radeon_ddc_get_modes(connector);
779 if (ret > 0) {
780 encoder = radeon_best_single_encoder(connector);
781 if (encoder) {
782 radeon_fixup_lvds_native_mode(encoder, connector);
783 /* add scaled modes */
784 radeon_add_common_modes(encoder, connector);
785 }
786 return ret;
787 }
788
789 encoder = radeon_best_single_encoder(connector);
790 if (!encoder)
791 return 0;
792
793 /* we have no EDID modes */
794 mode = radeon_fp_native_mode(encoder);
795 if (mode) {
796 ret = 1;
797 drm_mode_probed_add(connector, mode);
798 /* add the width/height from vbios tables if available */
799 connector->display_info.width_mm = mode->width_mm;
800 connector->display_info.height_mm = mode->height_mm;
801 /* add scaled modes */
802 radeon_add_common_modes(encoder, connector);
803 }
804
805 return ret;
806}
807
808static enum drm_mode_status radeon_lvds_mode_valid(struct drm_connector *connector,
809 const struct drm_display_mode *mode)
810{
811 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
812
813 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
814 return MODE_PANEL;
815
816 if (encoder) {
817 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
818 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
819
820 /* AVIVO hardware supports downscaling modes larger than the panel
821 * to the panel size, but I'm not sure this is desirable.
822 */
823 if ((mode->hdisplay > native_mode->hdisplay) ||
824 (mode->vdisplay > native_mode->vdisplay))
825 return MODE_PANEL;
826
827 /* if scaling is disabled, block non-native modes */
828 if (radeon_encoder->rmx_type == RMX_OFF) {
829 if ((mode->hdisplay != native_mode->hdisplay) ||
830 (mode->vdisplay != native_mode->vdisplay))
831 return MODE_PANEL;
832 }
833 }
834
835 return MODE_OK;
836}
837
838static enum drm_connector_status
839radeon_lvds_detect(struct drm_connector *connector, bool force)
840{
841 struct drm_device *dev = connector->dev;
842 struct radeon_device *rdev = dev->dev_private;
843 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
844 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
845 enum drm_connector_status ret = connector_status_disconnected;
846 int r;
847
848 if (!drm_kms_helper_is_poll_worker()) {
849 r = pm_runtime_get_sync(connector->dev->dev);
850 if (r < 0) {
851 pm_runtime_put_autosuspend(connector->dev->dev);
852 return connector_status_disconnected;
853 }
854 }
855
856 if (encoder) {
857 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
858 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
859
860 /* check if panel is valid */
861 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
862 ret = connector_status_connected;
863 /* don't fetch the edid from the vbios if ddc fails and runpm is
864 * enabled so we report disconnected.
865 */
866 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
867 ret = connector_status_disconnected;
868 }
869
870 /* check for edid as well */
871 radeon_connector_get_edid(connector);
872 if (radeon_connector->edid)
873 ret = connector_status_connected;
874 /* check acpi lid status ??? */
875
876 radeon_connector_update_scratch_regs(connector, ret);
877
878 if (!drm_kms_helper_is_poll_worker())
879 pm_runtime_put_autosuspend(connector->dev->dev);
880
881 return ret;
882}
883
884static void radeon_connector_unregister(struct drm_connector *connector)
885{
886 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
887
888 if (radeon_connector->ddc_bus && radeon_connector->ddc_bus->has_aux) {
889 drm_dp_aux_unregister(&radeon_connector->ddc_bus->aux);
890 radeon_connector->ddc_bus->has_aux = false;
891 }
892}
893
894static void radeon_connector_destroy(struct drm_connector *connector)
895{
896 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
897
898 radeon_connector_free_edid(connector);
899 kfree(radeon_connector->con_priv);
900 drm_connector_unregister(connector);
901 drm_connector_cleanup(connector);
902 kfree(connector);
903}
904
905static int radeon_lvds_set_property(struct drm_connector *connector,
906 struct drm_property *property,
907 uint64_t value)
908{
909 struct drm_device *dev = connector->dev;
910 struct radeon_encoder *radeon_encoder;
911 enum radeon_rmx_type rmx_type;
912
913 DRM_DEBUG_KMS("\n");
914 if (property != dev->mode_config.scaling_mode_property)
915 return 0;
916
917 if (connector->encoder)
918 radeon_encoder = to_radeon_encoder(connector->encoder);
919 else {
920 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
921 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
922 }
923
924 switch (value) {
925 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
926 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
927 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
928 default:
929 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
930 }
931 if (radeon_encoder->rmx_type == rmx_type)
932 return 0;
933
934 radeon_encoder->rmx_type = rmx_type;
935
936 radeon_property_change_mode(&radeon_encoder->base);
937 return 0;
938}
939
940
941static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
942 .get_modes = radeon_lvds_get_modes,
943 .mode_valid = radeon_lvds_mode_valid,
944 .best_encoder = radeon_best_single_encoder,
945};
946
947static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
948 .dpms = drm_helper_connector_dpms,
949 .detect = radeon_lvds_detect,
950 .fill_modes = drm_helper_probe_single_connector_modes,
951 .early_unregister = radeon_connector_unregister,
952 .destroy = radeon_connector_destroy,
953 .set_property = radeon_lvds_set_property,
954};
955
956static int radeon_vga_get_modes(struct drm_connector *connector)
957{
958 int ret;
959
960 radeon_connector_get_edid(connector);
961 ret = radeon_ddc_get_modes(connector);
962
963 radeon_get_native_mode(connector);
964
965 return ret;
966}
967
968static enum drm_mode_status radeon_vga_mode_valid(struct drm_connector *connector,
969 const struct drm_display_mode *mode)
970{
971 struct drm_device *dev = connector->dev;
972 struct radeon_device *rdev = dev->dev_private;
973
974 /* XXX check mode bandwidth */
975
976 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
977 return MODE_CLOCK_HIGH;
978
979 return MODE_OK;
980}
981
982static enum drm_connector_status
983radeon_vga_detect(struct drm_connector *connector, bool force)
984{
985 struct drm_device *dev = connector->dev;
986 struct radeon_device *rdev = dev->dev_private;
987 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
988 struct drm_encoder *encoder;
989 const struct drm_encoder_helper_funcs *encoder_funcs;
990 bool dret = false;
991 enum drm_connector_status ret = connector_status_disconnected;
992 int r;
993
994 if (!drm_kms_helper_is_poll_worker()) {
995 r = pm_runtime_get_sync(connector->dev->dev);
996 if (r < 0) {
997 pm_runtime_put_autosuspend(connector->dev->dev);
998 return connector_status_disconnected;
999 }
1000 }
1001
1002 encoder = radeon_best_single_encoder(connector);
1003 if (!encoder)
1004 ret = connector_status_disconnected;
1005
1006 if (radeon_connector->ddc_bus)
1007 dret = radeon_ddc_probe(radeon_connector, false);
1008 if (dret) {
1009 radeon_connector->detected_by_load = false;
1010 radeon_connector_free_edid(connector);
1011 radeon_connector_get_edid(connector);
1012
1013 if (!radeon_connector->edid) {
1014 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1015 connector->name);
1016 ret = connector_status_connected;
1017 } else {
1018 radeon_connector->use_digital =
1019 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1020
1021 /* some oems have boards with separate digital and analog connectors
1022 * with a shared ddc line (often vga + hdmi)
1023 */
1024 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1025 radeon_connector_free_edid(connector);
1026 ret = connector_status_disconnected;
1027 } else {
1028 ret = connector_status_connected;
1029 }
1030 }
1031 } else {
1032
1033 /* if we aren't forcing don't do destructive polling */
1034 if (!force) {
1035 /* only return the previous status if we last
1036 * detected a monitor via load.
1037 */
1038 if (radeon_connector->detected_by_load)
1039 ret = connector->status;
1040 goto out;
1041 }
1042
1043 if (radeon_connector->dac_load_detect && encoder) {
1044 encoder_funcs = encoder->helper_private;
1045 ret = encoder_funcs->detect(encoder, connector);
1046 if (ret != connector_status_disconnected)
1047 radeon_connector->detected_by_load = true;
1048 }
1049 }
1050
1051 if (ret == connector_status_connected)
1052 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1053
1054 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1055 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1056 * by other means, assume the CRT is connected and use that EDID.
1057 */
1058 if ((!rdev->is_atom_bios) &&
1059 (ret == connector_status_disconnected) &&
1060 rdev->mode_info.bios_hardcoded_edid) {
1061 ret = connector_status_connected;
1062 }
1063
1064 radeon_connector_update_scratch_regs(connector, ret);
1065
1066out:
1067 if (!drm_kms_helper_is_poll_worker())
1068 pm_runtime_put_autosuspend(connector->dev->dev);
1069
1070 return ret;
1071}
1072
1073static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1074 .get_modes = radeon_vga_get_modes,
1075 .mode_valid = radeon_vga_mode_valid,
1076 .best_encoder = radeon_best_single_encoder,
1077};
1078
1079static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1080 .dpms = drm_helper_connector_dpms,
1081 .detect = radeon_vga_detect,
1082 .fill_modes = drm_helper_probe_single_connector_modes,
1083 .early_unregister = radeon_connector_unregister,
1084 .destroy = radeon_connector_destroy,
1085 .set_property = radeon_connector_set_property,
1086};
1087
1088static int radeon_tv_get_modes(struct drm_connector *connector)
1089{
1090 struct drm_device *dev = connector->dev;
1091 struct radeon_device *rdev = dev->dev_private;
1092 struct drm_display_mode *tv_mode;
1093 struct drm_encoder *encoder;
1094
1095 encoder = radeon_best_single_encoder(connector);
1096 if (!encoder)
1097 return 0;
1098
1099 /* avivo chips can scale any mode */
1100 if (rdev->family >= CHIP_RS600)
1101 /* add scaled modes */
1102 radeon_add_common_modes(encoder, connector);
1103 else {
1104 /* only 800x600 is supported right now on pre-avivo chips */
1105 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1106 if (!tv_mode)
1107 return 0;
1108 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1109 drm_mode_probed_add(connector, tv_mode);
1110 }
1111 return 1;
1112}
1113
1114static enum drm_mode_status radeon_tv_mode_valid(struct drm_connector *connector,
1115 const struct drm_display_mode *mode)
1116{
1117 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1118 return MODE_CLOCK_RANGE;
1119 return MODE_OK;
1120}
1121
1122static enum drm_connector_status
1123radeon_tv_detect(struct drm_connector *connector, bool force)
1124{
1125 struct drm_encoder *encoder;
1126 const struct drm_encoder_helper_funcs *encoder_funcs;
1127 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1128 enum drm_connector_status ret = connector_status_disconnected;
1129 int r;
1130
1131 if (!radeon_connector->dac_load_detect)
1132 return ret;
1133
1134 if (!drm_kms_helper_is_poll_worker()) {
1135 r = pm_runtime_get_sync(connector->dev->dev);
1136 if (r < 0) {
1137 pm_runtime_put_autosuspend(connector->dev->dev);
1138 return connector_status_disconnected;
1139 }
1140 }
1141
1142 encoder = radeon_best_single_encoder(connector);
1143 if (!encoder)
1144 ret = connector_status_disconnected;
1145 else {
1146 encoder_funcs = encoder->helper_private;
1147 ret = encoder_funcs->detect(encoder, connector);
1148 }
1149 if (ret == connector_status_connected)
1150 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1151 radeon_connector_update_scratch_regs(connector, ret);
1152
1153 if (!drm_kms_helper_is_poll_worker())
1154 pm_runtime_put_autosuspend(connector->dev->dev);
1155
1156 return ret;
1157}
1158
1159static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1160 .get_modes = radeon_tv_get_modes,
1161 .mode_valid = radeon_tv_mode_valid,
1162 .best_encoder = radeon_best_single_encoder,
1163};
1164
1165static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1166 .dpms = drm_helper_connector_dpms,
1167 .detect = radeon_tv_detect,
1168 .fill_modes = drm_helper_probe_single_connector_modes,
1169 .early_unregister = radeon_connector_unregister,
1170 .destroy = radeon_connector_destroy,
1171 .set_property = radeon_connector_set_property,
1172};
1173
1174static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1175{
1176 struct drm_device *dev = connector->dev;
1177 struct radeon_device *rdev = dev->dev_private;
1178 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1179 enum drm_connector_status status;
1180
1181 /* We only trust HPD on R600 and newer ASICS. */
1182 if (rdev->family >= CHIP_R600
1183 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1184 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1185 status = connector_status_connected;
1186 else
1187 status = connector_status_disconnected;
1188 if (connector->status == status)
1189 return true;
1190 }
1191
1192 return false;
1193}
1194
1195/*
1196 * DVI is complicated
1197 * Do a DDC probe, if DDC probe passes, get the full EDID so
1198 * we can do analog/digital monitor detection at this point.
1199 * If the monitor is an analog monitor or we got no DDC,
1200 * we need to find the DAC encoder object for this connector.
1201 * If we got no DDC, we do load detection on the DAC encoder object.
1202 * If we got analog DDC or load detection passes on the DAC encoder
1203 * we have to check if this analog encoder is shared with anyone else (TV)
1204 * if its shared we have to set the other connector to disconnected.
1205 */
1206static enum drm_connector_status
1207radeon_dvi_detect(struct drm_connector *connector, bool force)
1208{
1209 struct drm_device *dev = connector->dev;
1210 struct radeon_device *rdev = dev->dev_private;
1211 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1212 struct drm_encoder *encoder = NULL;
1213 const struct drm_encoder_helper_funcs *encoder_funcs;
1214 int r;
1215 enum drm_connector_status ret = connector_status_disconnected;
1216 bool dret = false, broken_edid = false;
1217
1218 if (!drm_kms_helper_is_poll_worker()) {
1219 r = pm_runtime_get_sync(connector->dev->dev);
1220 if (r < 0) {
1221 pm_runtime_put_autosuspend(connector->dev->dev);
1222 return connector_status_disconnected;
1223 }
1224 }
1225
1226 if (radeon_connector->detected_hpd_without_ddc) {
1227 force = true;
1228 radeon_connector->detected_hpd_without_ddc = false;
1229 }
1230
1231 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1232 ret = connector->status;
1233 goto exit;
1234 }
1235
1236 if (radeon_connector->ddc_bus) {
1237 dret = radeon_ddc_probe(radeon_connector, false);
1238
1239 /* Sometimes the pins required for the DDC probe on DVI
1240 * connectors don't make contact at the same time that the ones
1241 * for HPD do. If the DDC probe fails even though we had an HPD
1242 * signal, try again later */
1243 if (!dret && !force &&
1244 connector->status != connector_status_connected) {
1245 DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");
1246 radeon_connector->detected_hpd_without_ddc = true;
1247 schedule_delayed_work(&rdev->hotplug_work,
1248 msecs_to_jiffies(1000));
1249 goto exit;
1250 }
1251 }
1252 if (dret) {
1253 radeon_connector->detected_by_load = false;
1254 radeon_connector_free_edid(connector);
1255 radeon_connector_get_edid(connector);
1256
1257 if (!radeon_connector->edid) {
1258 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1259 connector->name);
1260 /* rs690 seems to have a problem with connectors not existing and always
1261 * return a block of 0's. If we see this just stop polling on this output */
1262 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1263 radeon_connector->base.null_edid_counter) {
1264 ret = connector_status_disconnected;
1265 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1266 connector->name);
1267 radeon_connector->ddc_bus = NULL;
1268 } else {
1269 ret = connector_status_connected;
1270 broken_edid = true; /* defer use_digital to later */
1271 }
1272 } else {
1273 radeon_connector->use_digital =
1274 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1275
1276 /* some oems have boards with separate digital and analog connectors
1277 * with a shared ddc line (often vga + hdmi)
1278 */
1279 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1280 radeon_connector_free_edid(connector);
1281 ret = connector_status_disconnected;
1282 } else {
1283 ret = connector_status_connected;
1284 }
1285 /* This gets complicated. We have boards with VGA + HDMI with a
1286 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1287 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1288 * you don't really know what's connected to which port as both are digital.
1289 */
1290 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1291 struct drm_connector *list_connector;
1292 struct radeon_connector *list_radeon_connector;
1293 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1294 if (connector == list_connector)
1295 continue;
1296 list_radeon_connector = to_radeon_connector(list_connector);
1297 if (list_radeon_connector->shared_ddc &&
1298 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1299 radeon_connector->ddc_bus->rec.i2c_id)) {
1300 /* cases where both connectors are digital */
1301 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1302 /* hpd is our only option in this case */
1303 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1304 radeon_connector_free_edid(connector);
1305 ret = connector_status_disconnected;
1306 }
1307 }
1308 }
1309 }
1310 }
1311 }
1312 }
1313
1314 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1315 goto out;
1316
1317 /* DVI-D and HDMI-A are digital only */
1318 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1319 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1320 goto out;
1321
1322 /* if we aren't forcing don't do destructive polling */
1323 if (!force) {
1324 /* only return the previous status if we last
1325 * detected a monitor via load.
1326 */
1327 if (radeon_connector->detected_by_load)
1328 ret = connector->status;
1329 goto out;
1330 }
1331
1332 /* find analog encoder */
1333 if (radeon_connector->dac_load_detect) {
1334 drm_connector_for_each_possible_encoder(connector, encoder) {
1335 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1336 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1337 continue;
1338
1339 encoder_funcs = encoder->helper_private;
1340 if (encoder_funcs->detect) {
1341 if (!broken_edid) {
1342 if (ret != connector_status_connected) {
1343 /* deal with analog monitors without DDC */
1344 ret = encoder_funcs->detect(encoder, connector);
1345 if (ret == connector_status_connected) {
1346 radeon_connector->use_digital = false;
1347 }
1348 if (ret != connector_status_disconnected)
1349 radeon_connector->detected_by_load = true;
1350 }
1351 } else {
1352 enum drm_connector_status lret;
1353 /* assume digital unless load detected otherwise */
1354 radeon_connector->use_digital = true;
1355 lret = encoder_funcs->detect(encoder, connector);
1356 DRM_DEBUG_KMS("load_detect %x returned: %x\n", encoder->encoder_type, lret);
1357 if (lret == connector_status_connected)
1358 radeon_connector->use_digital = false;
1359 }
1360 break;
1361 }
1362 }
1363 }
1364
1365 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1366 encoder) {
1367 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1368 }
1369
1370 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1371 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1372 * by other means, assume the DFP is connected and use that EDID. In most
1373 * cases the DVI port is actually a virtual KVM port connected to the service
1374 * processor.
1375 */
1376out:
1377 if ((!rdev->is_atom_bios) &&
1378 (ret == connector_status_disconnected) &&
1379 rdev->mode_info.bios_hardcoded_edid) {
1380 radeon_connector->use_digital = true;
1381 ret = connector_status_connected;
1382 }
1383
1384 /* updated in get modes as well since we need to know if it's analog or digital */
1385 radeon_connector_update_scratch_regs(connector, ret);
1386
1387 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1388 const struct drm_connector_helper_funcs *connector_funcs =
1389 connector->helper_private;
1390
1391 encoder = connector_funcs->best_encoder(connector);
1392 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1393 radeon_connector_get_edid(connector);
1394 radeon_audio_detect(connector, encoder, ret);
1395 }
1396 }
1397
1398exit:
1399 if (!drm_kms_helper_is_poll_worker())
1400 pm_runtime_put_autosuspend(connector->dev->dev);
1401
1402 return ret;
1403}
1404
1405/* okay need to be smart in here about which encoder to pick */
1406static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1407{
1408 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1409 struct drm_encoder *encoder;
1410
1411 drm_connector_for_each_possible_encoder(connector, encoder) {
1412 if (radeon_connector->use_digital == true) {
1413 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1414 return encoder;
1415 } else {
1416 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1417 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1418 return encoder;
1419 }
1420 }
1421
1422 /* see if we have a default encoder TODO */
1423
1424 /* then check use digitial */
1425 /* pick the first one */
1426 drm_connector_for_each_possible_encoder(connector, encoder)
1427 return encoder;
1428
1429 return NULL;
1430}
1431
1432static void radeon_dvi_force(struct drm_connector *connector)
1433{
1434 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1435 if (connector->force == DRM_FORCE_ON)
1436 radeon_connector->use_digital = false;
1437 if (connector->force == DRM_FORCE_ON_DIGITAL)
1438 radeon_connector->use_digital = true;
1439}
1440
1441static enum drm_mode_status radeon_dvi_mode_valid(struct drm_connector *connector,
1442 const struct drm_display_mode *mode)
1443{
1444 struct drm_device *dev = connector->dev;
1445 struct radeon_device *rdev = dev->dev_private;
1446 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1447
1448 /* XXX check mode bandwidth */
1449
1450 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1451 if (radeon_connector->use_digital &&
1452 (rdev->family == CHIP_RV100) &&
1453 (mode->clock > 135000))
1454 return MODE_CLOCK_HIGH;
1455
1456 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1457 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1458 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1459 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1460 return MODE_OK;
1461 else if (ASIC_IS_DCE6(rdev) && connector->display_info.is_hdmi) {
1462 /* HDMI 1.3+ supports max clock of 340 Mhz */
1463 if (mode->clock > 340000)
1464 return MODE_CLOCK_HIGH;
1465 else
1466 return MODE_OK;
1467 } else {
1468 return MODE_CLOCK_HIGH;
1469 }
1470 }
1471
1472 /* check against the max pixel clock */
1473 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1474 return MODE_CLOCK_HIGH;
1475
1476 return MODE_OK;
1477}
1478
1479static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1480 .get_modes = radeon_vga_get_modes,
1481 .mode_valid = radeon_dvi_mode_valid,
1482 .best_encoder = radeon_dvi_encoder,
1483};
1484
1485static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1486 .dpms = drm_helper_connector_dpms,
1487 .detect = radeon_dvi_detect,
1488 .fill_modes = drm_helper_probe_single_connector_modes,
1489 .set_property = radeon_connector_set_property,
1490 .early_unregister = radeon_connector_unregister,
1491 .destroy = radeon_connector_destroy,
1492 .force = radeon_dvi_force,
1493};
1494
1495static int radeon_dp_get_modes(struct drm_connector *connector)
1496{
1497 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1498 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1499 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1500 int ret;
1501
1502 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1503 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1504 struct drm_display_mode *mode;
1505
1506 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1507 if (!radeon_dig_connector->edp_on)
1508 atombios_set_edp_panel_power(connector,
1509 ATOM_TRANSMITTER_ACTION_POWER_ON);
1510 radeon_connector_get_edid(connector);
1511 ret = radeon_ddc_get_modes(connector);
1512 if (!radeon_dig_connector->edp_on)
1513 atombios_set_edp_panel_power(connector,
1514 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1515 } else {
1516 /* need to setup ddc on the bridge */
1517 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1518 ENCODER_OBJECT_ID_NONE) {
1519 if (encoder)
1520 radeon_atom_ext_encoder_setup_ddc(encoder);
1521 }
1522 radeon_connector_get_edid(connector);
1523 ret = radeon_ddc_get_modes(connector);
1524 }
1525
1526 if (ret > 0) {
1527 if (encoder) {
1528 radeon_fixup_lvds_native_mode(encoder, connector);
1529 /* add scaled modes */
1530 radeon_add_common_modes(encoder, connector);
1531 }
1532 return ret;
1533 }
1534
1535 if (!encoder)
1536 return 0;
1537
1538 /* we have no EDID modes */
1539 mode = radeon_fp_native_mode(encoder);
1540 if (mode) {
1541 ret = 1;
1542 drm_mode_probed_add(connector, mode);
1543 /* add the width/height from vbios tables if available */
1544 connector->display_info.width_mm = mode->width_mm;
1545 connector->display_info.height_mm = mode->height_mm;
1546 /* add scaled modes */
1547 radeon_add_common_modes(encoder, connector);
1548 }
1549 } else {
1550 /* need to setup ddc on the bridge */
1551 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1552 ENCODER_OBJECT_ID_NONE) {
1553 if (encoder)
1554 radeon_atom_ext_encoder_setup_ddc(encoder);
1555 }
1556 radeon_connector_get_edid(connector);
1557 ret = radeon_ddc_get_modes(connector);
1558
1559 radeon_get_native_mode(connector);
1560 }
1561
1562 return ret;
1563}
1564
1565u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1566{
1567 struct drm_encoder *encoder;
1568 struct radeon_encoder *radeon_encoder;
1569
1570 drm_connector_for_each_possible_encoder(connector, encoder) {
1571 radeon_encoder = to_radeon_encoder(encoder);
1572
1573 switch (radeon_encoder->encoder_id) {
1574 case ENCODER_OBJECT_ID_TRAVIS:
1575 case ENCODER_OBJECT_ID_NUTMEG:
1576 return radeon_encoder->encoder_id;
1577 default:
1578 break;
1579 }
1580 }
1581
1582 return ENCODER_OBJECT_ID_NONE;
1583}
1584
1585static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1586{
1587 struct drm_encoder *encoder;
1588 struct radeon_encoder *radeon_encoder;
1589 bool found = false;
1590
1591 drm_connector_for_each_possible_encoder(connector, encoder) {
1592 radeon_encoder = to_radeon_encoder(encoder);
1593 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1594 found = true;
1595 }
1596
1597 return found;
1598}
1599
1600bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1601{
1602 struct drm_device *dev = connector->dev;
1603 struct radeon_device *rdev = dev->dev_private;
1604
1605 if (ASIC_IS_DCE5(rdev) &&
1606 (rdev->clock.default_dispclk >= 53900) &&
1607 radeon_connector_encoder_is_hbr2(connector)) {
1608 return true;
1609 }
1610
1611 return false;
1612}
1613
1614static enum drm_connector_status
1615radeon_dp_detect(struct drm_connector *connector, bool force)
1616{
1617 struct drm_device *dev = connector->dev;
1618 struct radeon_device *rdev = dev->dev_private;
1619 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1620 enum drm_connector_status ret = connector_status_disconnected;
1621 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1622 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1623 int r;
1624
1625 if (!drm_kms_helper_is_poll_worker()) {
1626 r = pm_runtime_get_sync(connector->dev->dev);
1627 if (r < 0) {
1628 pm_runtime_put_autosuspend(connector->dev->dev);
1629 return connector_status_disconnected;
1630 }
1631 }
1632
1633 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1634 ret = connector->status;
1635 goto out;
1636 }
1637
1638 radeon_connector_free_edid(connector);
1639
1640 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1641 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1642 if (encoder) {
1643 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1644 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1645
1646 /* check if panel is valid */
1647 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1648 ret = connector_status_connected;
1649 /* don't fetch the edid from the vbios if ddc fails and runpm is
1650 * enabled so we report disconnected.
1651 */
1652 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1653 ret = connector_status_disconnected;
1654 }
1655 /* eDP is always DP */
1656 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1657 if (!radeon_dig_connector->edp_on)
1658 atombios_set_edp_panel_power(connector,
1659 ATOM_TRANSMITTER_ACTION_POWER_ON);
1660 if (radeon_dp_getdpcd(radeon_connector))
1661 ret = connector_status_connected;
1662 if (!radeon_dig_connector->edp_on)
1663 atombios_set_edp_panel_power(connector,
1664 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1665 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1666 ENCODER_OBJECT_ID_NONE) {
1667 /* DP bridges are always DP */
1668 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1669 /* get the DPCD from the bridge */
1670 radeon_dp_getdpcd(radeon_connector);
1671
1672 if (encoder) {
1673 /* setup ddc on the bridge */
1674 radeon_atom_ext_encoder_setup_ddc(encoder);
1675 /* bridge chips are always aux */
1676 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1677 ret = connector_status_connected;
1678 else if (radeon_connector->dac_load_detect) { /* try load detection */
1679 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1680 ret = encoder_funcs->detect(encoder, connector);
1681 }
1682 }
1683 } else {
1684 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1685 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1686 ret = connector_status_connected;
1687 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1688 radeon_dp_getdpcd(radeon_connector);
1689 } else {
1690 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1691 if (radeon_dp_getdpcd(radeon_connector))
1692 ret = connector_status_connected;
1693 } else {
1694 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1695 if (radeon_ddc_probe(radeon_connector, false))
1696 ret = connector_status_connected;
1697 }
1698 }
1699 }
1700
1701 radeon_connector_update_scratch_regs(connector, ret);
1702
1703 if ((radeon_audio != 0) && encoder) {
1704 radeon_connector_get_edid(connector);
1705 radeon_audio_detect(connector, encoder, ret);
1706 }
1707
1708out:
1709 if (!drm_kms_helper_is_poll_worker())
1710 pm_runtime_put_autosuspend(connector->dev->dev);
1711
1712 return ret;
1713}
1714
1715static enum drm_mode_status radeon_dp_mode_valid(struct drm_connector *connector,
1716 const struct drm_display_mode *mode)
1717{
1718 struct drm_device *dev = connector->dev;
1719 struct radeon_device *rdev = dev->dev_private;
1720 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1721 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1722
1723 /* XXX check mode bandwidth */
1724
1725 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1726 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1727 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1728
1729 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1730 return MODE_PANEL;
1731
1732 if (encoder) {
1733 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1734 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1735
1736 /* AVIVO hardware supports downscaling modes larger than the panel
1737 * to the panel size, but I'm not sure this is desirable.
1738 */
1739 if ((mode->hdisplay > native_mode->hdisplay) ||
1740 (mode->vdisplay > native_mode->vdisplay))
1741 return MODE_PANEL;
1742
1743 /* if scaling is disabled, block non-native modes */
1744 if (radeon_encoder->rmx_type == RMX_OFF) {
1745 if ((mode->hdisplay != native_mode->hdisplay) ||
1746 (mode->vdisplay != native_mode->vdisplay))
1747 return MODE_PANEL;
1748 }
1749 }
1750 } else {
1751 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1752 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1753 return radeon_dp_mode_valid_helper(connector, mode);
1754 } else {
1755 if (ASIC_IS_DCE6(rdev) && connector->display_info.is_hdmi) {
1756 /* HDMI 1.3+ supports max clock of 340 Mhz */
1757 if (mode->clock > 340000)
1758 return MODE_CLOCK_HIGH;
1759 } else {
1760 if (mode->clock > 165000)
1761 return MODE_CLOCK_HIGH;
1762 }
1763 }
1764 }
1765
1766 return MODE_OK;
1767}
1768
1769static int
1770radeon_connector_late_register(struct drm_connector *connector)
1771{
1772 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1773 int r = 0;
1774
1775 if (radeon_connector->ddc_bus->has_aux) {
1776 radeon_connector->ddc_bus->aux.dev = radeon_connector->base.kdev;
1777 r = drm_dp_aux_register(&radeon_connector->ddc_bus->aux);
1778 }
1779
1780 return r;
1781}
1782
1783static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1784 .get_modes = radeon_dp_get_modes,
1785 .mode_valid = radeon_dp_mode_valid,
1786 .best_encoder = radeon_dvi_encoder,
1787};
1788
1789static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1790 .dpms = drm_helper_connector_dpms,
1791 .detect = radeon_dp_detect,
1792 .fill_modes = drm_helper_probe_single_connector_modes,
1793 .set_property = radeon_connector_set_property,
1794 .early_unregister = radeon_connector_unregister,
1795 .destroy = radeon_connector_destroy,
1796 .force = radeon_dvi_force,
1797 .late_register = radeon_connector_late_register,
1798};
1799
1800static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1801 .dpms = drm_helper_connector_dpms,
1802 .detect = radeon_dp_detect,
1803 .fill_modes = drm_helper_probe_single_connector_modes,
1804 .set_property = radeon_lvds_set_property,
1805 .early_unregister = radeon_connector_unregister,
1806 .destroy = radeon_connector_destroy,
1807 .force = radeon_dvi_force,
1808 .late_register = radeon_connector_late_register,
1809};
1810
1811static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1812 .dpms = drm_helper_connector_dpms,
1813 .detect = radeon_dp_detect,
1814 .fill_modes = drm_helper_probe_single_connector_modes,
1815 .set_property = radeon_lvds_set_property,
1816 .early_unregister = radeon_connector_unregister,
1817 .destroy = radeon_connector_destroy,
1818 .force = radeon_dvi_force,
1819 .late_register = radeon_connector_late_register,
1820};
1821
1822void
1823radeon_add_atom_connector(struct drm_device *dev,
1824 uint32_t connector_id,
1825 uint32_t supported_device,
1826 int connector_type,
1827 struct radeon_i2c_bus_rec *i2c_bus,
1828 uint32_t igp_lane_info,
1829 uint16_t connector_object_id,
1830 struct radeon_hpd *hpd,
1831 struct radeon_router *router)
1832{
1833 struct radeon_device *rdev = dev->dev_private;
1834 struct drm_connector *connector;
1835 struct radeon_connector *radeon_connector;
1836 struct radeon_connector_atom_dig *radeon_dig_connector;
1837 struct drm_encoder *encoder;
1838 struct radeon_encoder *radeon_encoder;
1839 struct i2c_adapter *ddc = NULL;
1840 uint32_t subpixel_order = SubPixelNone;
1841 bool shared_ddc = false;
1842 bool is_dp_bridge = false;
1843 bool has_aux = false;
1844
1845 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1846 return;
1847
1848 /* if the user selected tv=0 don't try and add the connector */
1849 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1850 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1851 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1852 (radeon_tv == 0))
1853 return;
1854
1855 /* see if we already added it */
1856 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1857 radeon_connector = to_radeon_connector(connector);
1858 if (radeon_connector->connector_id == connector_id) {
1859 radeon_connector->devices |= supported_device;
1860 return;
1861 }
1862 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1863 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1864 radeon_connector->shared_ddc = true;
1865 shared_ddc = true;
1866 }
1867 if (radeon_connector->router_bus && router->ddc_valid &&
1868 (radeon_connector->router.router_id == router->router_id)) {
1869 radeon_connector->shared_ddc = false;
1870 shared_ddc = false;
1871 }
1872 }
1873 }
1874
1875 /* check if it's a dp bridge */
1876 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1877 radeon_encoder = to_radeon_encoder(encoder);
1878 if (radeon_encoder->devices & supported_device) {
1879 switch (radeon_encoder->encoder_id) {
1880 case ENCODER_OBJECT_ID_TRAVIS:
1881 case ENCODER_OBJECT_ID_NUTMEG:
1882 is_dp_bridge = true;
1883 break;
1884 default:
1885 break;
1886 }
1887 }
1888 }
1889
1890 radeon_connector = kzalloc_obj(struct radeon_connector);
1891 if (!radeon_connector)
1892 return;
1893
1894 connector = &radeon_connector->base;
1895
1896 radeon_connector->connector_id = connector_id;
1897 radeon_connector->devices = supported_device;
1898 radeon_connector->shared_ddc = shared_ddc;
1899 radeon_connector->connector_object_id = connector_object_id;
1900 radeon_connector->hpd = *hpd;
1901
1902 radeon_connector->router = *router;
1903 if (router->ddc_valid || router->cd_valid) {
1904 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1905 if (!radeon_connector->router_bus)
1906 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1907 }
1908
1909 if (is_dp_bridge) {
1910 radeon_dig_connector = kzalloc_obj(struct radeon_connector_atom_dig);
1911 if (!radeon_dig_connector)
1912 goto failed;
1913 radeon_dig_connector->igp_lane_info = igp_lane_info;
1914 radeon_connector->con_priv = radeon_dig_connector;
1915 if (i2c_bus->valid) {
1916 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1917 if (radeon_connector->ddc_bus) {
1918 has_aux = true;
1919 ddc = &radeon_connector->ddc_bus->adapter;
1920 } else {
1921 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1922 }
1923 }
1924 switch (connector_type) {
1925 case DRM_MODE_CONNECTOR_VGA:
1926 case DRM_MODE_CONNECTOR_DVIA:
1927 default:
1928 drm_connector_init_with_ddc(dev, &radeon_connector->base,
1929 &radeon_dp_connector_funcs,
1930 connector_type,
1931 ddc);
1932 drm_connector_helper_add(&radeon_connector->base,
1933 &radeon_dp_connector_helper_funcs);
1934 connector->interlace_allowed = true;
1935 connector->doublescan_allowed = true;
1936 radeon_connector->dac_load_detect = true;
1937 drm_object_attach_property(&radeon_connector->base.base,
1938 rdev->mode_info.load_detect_property,
1939 1);
1940 drm_object_attach_property(&radeon_connector->base.base,
1941 dev->mode_config.scaling_mode_property,
1942 DRM_MODE_SCALE_NONE);
1943 if (ASIC_IS_DCE5(rdev))
1944 drm_object_attach_property(&radeon_connector->base.base,
1945 rdev->mode_info.output_csc_property,
1946 RADEON_OUTPUT_CSC_BYPASS);
1947 break;
1948 case DRM_MODE_CONNECTOR_DVII:
1949 case DRM_MODE_CONNECTOR_DVID:
1950 case DRM_MODE_CONNECTOR_HDMIA:
1951 case DRM_MODE_CONNECTOR_HDMIB:
1952 case DRM_MODE_CONNECTOR_DisplayPort:
1953 drm_connector_init_with_ddc(dev, &radeon_connector->base,
1954 &radeon_dp_connector_funcs,
1955 connector_type,
1956 ddc);
1957 drm_connector_helper_add(&radeon_connector->base,
1958 &radeon_dp_connector_helper_funcs);
1959 drm_object_attach_property(&radeon_connector->base.base,
1960 rdev->mode_info.underscan_property,
1961 UNDERSCAN_OFF);
1962 drm_object_attach_property(&radeon_connector->base.base,
1963 rdev->mode_info.underscan_hborder_property,
1964 0);
1965 drm_object_attach_property(&radeon_connector->base.base,
1966 rdev->mode_info.underscan_vborder_property,
1967 0);
1968
1969 drm_object_attach_property(&radeon_connector->base.base,
1970 dev->mode_config.scaling_mode_property,
1971 DRM_MODE_SCALE_NONE);
1972
1973 drm_object_attach_property(&radeon_connector->base.base,
1974 rdev->mode_info.dither_property,
1975 RADEON_FMT_DITHER_DISABLE);
1976
1977 if (radeon_audio != 0) {
1978 drm_object_attach_property(&radeon_connector->base.base,
1979 rdev->mode_info.audio_property,
1980 RADEON_AUDIO_AUTO);
1981 radeon_connector->audio = RADEON_AUDIO_AUTO;
1982 }
1983 if (ASIC_IS_DCE5(rdev))
1984 drm_object_attach_property(&radeon_connector->base.base,
1985 rdev->mode_info.output_csc_property,
1986 RADEON_OUTPUT_CSC_BYPASS);
1987
1988 subpixel_order = SubPixelHorizontalRGB;
1989 connector->interlace_allowed = true;
1990 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1991 connector->doublescan_allowed = true;
1992 else
1993 connector->doublescan_allowed = false;
1994 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1995 radeon_connector->dac_load_detect = true;
1996 drm_object_attach_property(&radeon_connector->base.base,
1997 rdev->mode_info.load_detect_property,
1998 1);
1999 }
2000 break;
2001 case DRM_MODE_CONNECTOR_LVDS:
2002 case DRM_MODE_CONNECTOR_eDP:
2003 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2004 &radeon_lvds_bridge_connector_funcs,
2005 connector_type,
2006 ddc);
2007 drm_connector_helper_add(&radeon_connector->base,
2008 &radeon_dp_connector_helper_funcs);
2009 drm_object_attach_property(&radeon_connector->base.base,
2010 dev->mode_config.scaling_mode_property,
2011 DRM_MODE_SCALE_FULLSCREEN);
2012 subpixel_order = SubPixelHorizontalRGB;
2013 connector->interlace_allowed = false;
2014 connector->doublescan_allowed = false;
2015 break;
2016 }
2017 } else {
2018 switch (connector_type) {
2019 case DRM_MODE_CONNECTOR_VGA:
2020 if (i2c_bus->valid) {
2021 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2022 if (!radeon_connector->ddc_bus)
2023 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2024 else
2025 ddc = &radeon_connector->ddc_bus->adapter;
2026 }
2027 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2028 &radeon_vga_connector_funcs,
2029 connector_type,
2030 ddc);
2031 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2032 radeon_connector->dac_load_detect = true;
2033 drm_object_attach_property(&radeon_connector->base.base,
2034 rdev->mode_info.load_detect_property,
2035 1);
2036 if (ASIC_IS_AVIVO(rdev))
2037 drm_object_attach_property(&radeon_connector->base.base,
2038 dev->mode_config.scaling_mode_property,
2039 DRM_MODE_SCALE_NONE);
2040 if (ASIC_IS_DCE5(rdev))
2041 drm_object_attach_property(&radeon_connector->base.base,
2042 rdev->mode_info.output_csc_property,
2043 RADEON_OUTPUT_CSC_BYPASS);
2044 /* no HPD on analog connectors */
2045 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2046 connector->interlace_allowed = true;
2047 connector->doublescan_allowed = true;
2048 break;
2049 case DRM_MODE_CONNECTOR_DVIA:
2050 if (i2c_bus->valid) {
2051 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2052 if (!radeon_connector->ddc_bus)
2053 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2054 else
2055 ddc = &radeon_connector->ddc_bus->adapter;
2056 }
2057 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2058 &radeon_vga_connector_funcs,
2059 connector_type,
2060 ddc);
2061 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2062 radeon_connector->dac_load_detect = true;
2063 drm_object_attach_property(&radeon_connector->base.base,
2064 rdev->mode_info.load_detect_property,
2065 1);
2066 if (ASIC_IS_AVIVO(rdev))
2067 drm_object_attach_property(&radeon_connector->base.base,
2068 dev->mode_config.scaling_mode_property,
2069 DRM_MODE_SCALE_NONE);
2070 if (ASIC_IS_DCE5(rdev))
2071 drm_object_attach_property(&radeon_connector->base.base,
2072 rdev->mode_info.output_csc_property,
2073 RADEON_OUTPUT_CSC_BYPASS);
2074 /* no HPD on analog connectors */
2075 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2076 connector->interlace_allowed = true;
2077 connector->doublescan_allowed = true;
2078 break;
2079 case DRM_MODE_CONNECTOR_DVII:
2080 case DRM_MODE_CONNECTOR_DVID:
2081 radeon_dig_connector = kzalloc_obj(struct radeon_connector_atom_dig);
2082 if (!radeon_dig_connector)
2083 goto failed;
2084 radeon_dig_connector->igp_lane_info = igp_lane_info;
2085 radeon_connector->con_priv = radeon_dig_connector;
2086 if (i2c_bus->valid) {
2087 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2088 if (!radeon_connector->ddc_bus)
2089 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2090 else
2091 ddc = &radeon_connector->ddc_bus->adapter;
2092 }
2093 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2094 &radeon_dvi_connector_funcs,
2095 connector_type,
2096 ddc);
2097 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2098 subpixel_order = SubPixelHorizontalRGB;
2099 drm_object_attach_property(&radeon_connector->base.base,
2100 rdev->mode_info.coherent_mode_property,
2101 1);
2102 if (ASIC_IS_AVIVO(rdev)) {
2103 drm_object_attach_property(&radeon_connector->base.base,
2104 rdev->mode_info.underscan_property,
2105 UNDERSCAN_OFF);
2106 drm_object_attach_property(&radeon_connector->base.base,
2107 rdev->mode_info.underscan_hborder_property,
2108 0);
2109 drm_object_attach_property(&radeon_connector->base.base,
2110 rdev->mode_info.underscan_vborder_property,
2111 0);
2112 drm_object_attach_property(&radeon_connector->base.base,
2113 rdev->mode_info.dither_property,
2114 RADEON_FMT_DITHER_DISABLE);
2115 drm_object_attach_property(&radeon_connector->base.base,
2116 dev->mode_config.scaling_mode_property,
2117 DRM_MODE_SCALE_NONE);
2118 }
2119 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2120 drm_object_attach_property(&radeon_connector->base.base,
2121 rdev->mode_info.audio_property,
2122 RADEON_AUDIO_AUTO);
2123 radeon_connector->audio = RADEON_AUDIO_AUTO;
2124 }
2125 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2126 radeon_connector->dac_load_detect = true;
2127 drm_object_attach_property(&radeon_connector->base.base,
2128 rdev->mode_info.load_detect_property,
2129 1);
2130 }
2131 if (ASIC_IS_DCE5(rdev))
2132 drm_object_attach_property(&radeon_connector->base.base,
2133 rdev->mode_info.output_csc_property,
2134 RADEON_OUTPUT_CSC_BYPASS);
2135 connector->interlace_allowed = true;
2136 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2137 connector->doublescan_allowed = true;
2138 else
2139 connector->doublescan_allowed = false;
2140 break;
2141 case DRM_MODE_CONNECTOR_HDMIA:
2142 case DRM_MODE_CONNECTOR_HDMIB:
2143 radeon_dig_connector = kzalloc_obj(struct radeon_connector_atom_dig);
2144 if (!radeon_dig_connector)
2145 goto failed;
2146 radeon_dig_connector->igp_lane_info = igp_lane_info;
2147 radeon_connector->con_priv = radeon_dig_connector;
2148 if (i2c_bus->valid) {
2149 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2150 if (!radeon_connector->ddc_bus)
2151 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2152 else
2153 ddc = &radeon_connector->ddc_bus->adapter;
2154 }
2155 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2156 &radeon_dvi_connector_funcs,
2157 connector_type,
2158 ddc);
2159 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2160 drm_object_attach_property(&radeon_connector->base.base,
2161 rdev->mode_info.coherent_mode_property,
2162 1);
2163 if (ASIC_IS_AVIVO(rdev)) {
2164 drm_object_attach_property(&radeon_connector->base.base,
2165 rdev->mode_info.underscan_property,
2166 UNDERSCAN_OFF);
2167 drm_object_attach_property(&radeon_connector->base.base,
2168 rdev->mode_info.underscan_hborder_property,
2169 0);
2170 drm_object_attach_property(&radeon_connector->base.base,
2171 rdev->mode_info.underscan_vborder_property,
2172 0);
2173 drm_object_attach_property(&radeon_connector->base.base,
2174 rdev->mode_info.dither_property,
2175 RADEON_FMT_DITHER_DISABLE);
2176 drm_object_attach_property(&radeon_connector->base.base,
2177 dev->mode_config.scaling_mode_property,
2178 DRM_MODE_SCALE_NONE);
2179 }
2180 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2181 drm_object_attach_property(&radeon_connector->base.base,
2182 rdev->mode_info.audio_property,
2183 RADEON_AUDIO_AUTO);
2184 radeon_connector->audio = RADEON_AUDIO_AUTO;
2185 }
2186 if (ASIC_IS_DCE5(rdev))
2187 drm_object_attach_property(&radeon_connector->base.base,
2188 rdev->mode_info.output_csc_property,
2189 RADEON_OUTPUT_CSC_BYPASS);
2190 subpixel_order = SubPixelHorizontalRGB;
2191 connector->interlace_allowed = true;
2192 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2193 connector->doublescan_allowed = true;
2194 else
2195 connector->doublescan_allowed = false;
2196 break;
2197 case DRM_MODE_CONNECTOR_DisplayPort:
2198 radeon_dig_connector = kzalloc_obj(struct radeon_connector_atom_dig);
2199 if (!radeon_dig_connector)
2200 goto failed;
2201 radeon_dig_connector->igp_lane_info = igp_lane_info;
2202 radeon_connector->con_priv = radeon_dig_connector;
2203 if (i2c_bus->valid) {
2204 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2205 if (radeon_connector->ddc_bus) {
2206 has_aux = true;
2207 ddc = &radeon_connector->ddc_bus->adapter;
2208 } else {
2209 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2210 }
2211 }
2212 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2213 &radeon_dp_connector_funcs,
2214 connector_type,
2215 ddc);
2216 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2217 subpixel_order = SubPixelHorizontalRGB;
2218 drm_object_attach_property(&radeon_connector->base.base,
2219 rdev->mode_info.coherent_mode_property,
2220 1);
2221 if (ASIC_IS_AVIVO(rdev)) {
2222 drm_object_attach_property(&radeon_connector->base.base,
2223 rdev->mode_info.underscan_property,
2224 UNDERSCAN_OFF);
2225 drm_object_attach_property(&radeon_connector->base.base,
2226 rdev->mode_info.underscan_hborder_property,
2227 0);
2228 drm_object_attach_property(&radeon_connector->base.base,
2229 rdev->mode_info.underscan_vborder_property,
2230 0);
2231 drm_object_attach_property(&radeon_connector->base.base,
2232 rdev->mode_info.dither_property,
2233 RADEON_FMT_DITHER_DISABLE);
2234 drm_object_attach_property(&radeon_connector->base.base,
2235 dev->mode_config.scaling_mode_property,
2236 DRM_MODE_SCALE_NONE);
2237 }
2238 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2239 drm_object_attach_property(&radeon_connector->base.base,
2240 rdev->mode_info.audio_property,
2241 RADEON_AUDIO_AUTO);
2242 radeon_connector->audio = RADEON_AUDIO_AUTO;
2243 }
2244 if (ASIC_IS_DCE5(rdev))
2245 drm_object_attach_property(&radeon_connector->base.base,
2246 rdev->mode_info.output_csc_property,
2247 RADEON_OUTPUT_CSC_BYPASS);
2248 connector->interlace_allowed = true;
2249 /* in theory with a DP to VGA converter... */
2250 connector->doublescan_allowed = false;
2251 break;
2252 case DRM_MODE_CONNECTOR_eDP:
2253 radeon_dig_connector = kzalloc_obj(struct radeon_connector_atom_dig);
2254 if (!radeon_dig_connector)
2255 goto failed;
2256 radeon_dig_connector->igp_lane_info = igp_lane_info;
2257 radeon_connector->con_priv = radeon_dig_connector;
2258 if (i2c_bus->valid) {
2259 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2260 if (radeon_connector->ddc_bus) {
2261 has_aux = true;
2262 ddc = &radeon_connector->ddc_bus->adapter;
2263 } else {
2264 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2265 }
2266 }
2267 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2268 &radeon_edp_connector_funcs,
2269 connector_type,
2270 ddc);
2271 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2272 drm_object_attach_property(&radeon_connector->base.base,
2273 dev->mode_config.scaling_mode_property,
2274 DRM_MODE_SCALE_FULLSCREEN);
2275 subpixel_order = SubPixelHorizontalRGB;
2276 connector->interlace_allowed = false;
2277 connector->doublescan_allowed = false;
2278 break;
2279 case DRM_MODE_CONNECTOR_SVIDEO:
2280 case DRM_MODE_CONNECTOR_Composite:
2281 case DRM_MODE_CONNECTOR_9PinDIN:
2282 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2283 &radeon_tv_connector_funcs,
2284 connector_type,
2285 ddc);
2286 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2287 radeon_connector->dac_load_detect = true;
2288 drm_object_attach_property(&radeon_connector->base.base,
2289 rdev->mode_info.load_detect_property,
2290 1);
2291 drm_object_attach_property(&radeon_connector->base.base,
2292 rdev->mode_info.tv_std_property,
2293 radeon_atombios_get_tv_info(rdev));
2294 /* no HPD on analog connectors */
2295 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2296 connector->interlace_allowed = false;
2297 connector->doublescan_allowed = false;
2298 break;
2299 case DRM_MODE_CONNECTOR_LVDS:
2300 radeon_dig_connector = kzalloc_obj(struct radeon_connector_atom_dig);
2301 if (!radeon_dig_connector)
2302 goto failed;
2303 radeon_dig_connector->igp_lane_info = igp_lane_info;
2304 radeon_connector->con_priv = radeon_dig_connector;
2305 if (i2c_bus->valid) {
2306 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2307 if (!radeon_connector->ddc_bus)
2308 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2309 else
2310 ddc = &radeon_connector->ddc_bus->adapter;
2311 }
2312 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2313 &radeon_lvds_connector_funcs,
2314 connector_type,
2315 ddc);
2316 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2317 drm_object_attach_property(&radeon_connector->base.base,
2318 dev->mode_config.scaling_mode_property,
2319 DRM_MODE_SCALE_FULLSCREEN);
2320 subpixel_order = SubPixelHorizontalRGB;
2321 connector->interlace_allowed = false;
2322 connector->doublescan_allowed = false;
2323 break;
2324 }
2325 }
2326
2327 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2328 if (i2c_bus->valid) {
2329 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2330 DRM_CONNECTOR_POLL_DISCONNECT;
2331 }
2332 } else
2333 connector->polled = DRM_CONNECTOR_POLL_HPD;
2334
2335 connector->display_info.subpixel_order = subpixel_order;
2336 drm_connector_register(connector);
2337
2338 if (has_aux)
2339 radeon_dp_aux_init(radeon_connector);
2340
2341 return;
2342
2343failed:
2344 drm_connector_cleanup(connector);
2345 kfree(connector);
2346}
2347
2348void
2349radeon_add_legacy_connector(struct drm_device *dev,
2350 uint32_t connector_id,
2351 uint32_t supported_device,
2352 int connector_type,
2353 struct radeon_i2c_bus_rec *i2c_bus,
2354 uint16_t connector_object_id,
2355 struct radeon_hpd *hpd)
2356{
2357 struct radeon_device *rdev = dev->dev_private;
2358 struct drm_connector *connector;
2359 struct radeon_connector *radeon_connector;
2360 struct i2c_adapter *ddc = NULL;
2361 uint32_t subpixel_order = SubPixelNone;
2362
2363 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2364 return;
2365
2366 /* if the user selected tv=0 don't try and add the connector */
2367 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2368 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2369 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2370 (radeon_tv == 0))
2371 return;
2372
2373 /* see if we already added it */
2374 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2375 radeon_connector = to_radeon_connector(connector);
2376 if (radeon_connector->connector_id == connector_id) {
2377 radeon_connector->devices |= supported_device;
2378 return;
2379 }
2380 }
2381
2382 radeon_connector = kzalloc_obj(struct radeon_connector);
2383 if (!radeon_connector)
2384 return;
2385
2386 connector = &radeon_connector->base;
2387
2388 radeon_connector->connector_id = connector_id;
2389 radeon_connector->devices = supported_device;
2390 radeon_connector->connector_object_id = connector_object_id;
2391 radeon_connector->hpd = *hpd;
2392
2393 switch (connector_type) {
2394 case DRM_MODE_CONNECTOR_VGA:
2395 if (i2c_bus->valid) {
2396 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2397 if (!radeon_connector->ddc_bus)
2398 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2399 else
2400 ddc = &radeon_connector->ddc_bus->adapter;
2401 }
2402 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2403 &radeon_vga_connector_funcs,
2404 connector_type,
2405 ddc);
2406 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2407 radeon_connector->dac_load_detect = true;
2408 drm_object_attach_property(&radeon_connector->base.base,
2409 rdev->mode_info.load_detect_property,
2410 1);
2411 /* no HPD on analog connectors */
2412 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2413 connector->interlace_allowed = true;
2414 connector->doublescan_allowed = true;
2415 break;
2416 case DRM_MODE_CONNECTOR_DVIA:
2417 if (i2c_bus->valid) {
2418 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2419 if (!radeon_connector->ddc_bus)
2420 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2421 else
2422 ddc = &radeon_connector->ddc_bus->adapter;
2423 }
2424 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2425 &radeon_vga_connector_funcs,
2426 connector_type,
2427 ddc);
2428 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2429 radeon_connector->dac_load_detect = true;
2430 drm_object_attach_property(&radeon_connector->base.base,
2431 rdev->mode_info.load_detect_property,
2432 1);
2433 /* no HPD on analog connectors */
2434 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2435 connector->interlace_allowed = true;
2436 connector->doublescan_allowed = true;
2437 break;
2438 case DRM_MODE_CONNECTOR_DVII:
2439 case DRM_MODE_CONNECTOR_DVID:
2440 if (i2c_bus->valid) {
2441 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2442 if (!radeon_connector->ddc_bus)
2443 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2444 else
2445 ddc = &radeon_connector->ddc_bus->adapter;
2446 }
2447 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2448 &radeon_dvi_connector_funcs,
2449 connector_type,
2450 ddc);
2451 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2452 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2453 radeon_connector->dac_load_detect = true;
2454 drm_object_attach_property(&radeon_connector->base.base,
2455 rdev->mode_info.load_detect_property,
2456 1);
2457 }
2458 subpixel_order = SubPixelHorizontalRGB;
2459 connector->interlace_allowed = true;
2460 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2461 connector->doublescan_allowed = true;
2462 else
2463 connector->doublescan_allowed = false;
2464 break;
2465 case DRM_MODE_CONNECTOR_SVIDEO:
2466 case DRM_MODE_CONNECTOR_Composite:
2467 case DRM_MODE_CONNECTOR_9PinDIN:
2468 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2469 &radeon_tv_connector_funcs,
2470 connector_type,
2471 ddc);
2472 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2473 radeon_connector->dac_load_detect = true;
2474 /* RS400,RC410,RS480 chipset seems to report a lot
2475 * of false positive on load detect, we haven't yet
2476 * found a way to make load detect reliable on those
2477 * chipset, thus just disable it for TV.
2478 */
2479 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2480 radeon_connector->dac_load_detect = false;
2481 drm_object_attach_property(&radeon_connector->base.base,
2482 rdev->mode_info.load_detect_property,
2483 radeon_connector->dac_load_detect);
2484 drm_object_attach_property(&radeon_connector->base.base,
2485 rdev->mode_info.tv_std_property,
2486 radeon_combios_get_tv_info(rdev));
2487 /* no HPD on analog connectors */
2488 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2489 connector->interlace_allowed = false;
2490 connector->doublescan_allowed = false;
2491 break;
2492 case DRM_MODE_CONNECTOR_LVDS:
2493 if (i2c_bus->valid) {
2494 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2495 if (!radeon_connector->ddc_bus)
2496 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2497 else
2498 ddc = &radeon_connector->ddc_bus->adapter;
2499 }
2500 drm_connector_init_with_ddc(dev, &radeon_connector->base,
2501 &radeon_lvds_connector_funcs,
2502 connector_type,
2503 ddc);
2504 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2505 drm_object_attach_property(&radeon_connector->base.base,
2506 dev->mode_config.scaling_mode_property,
2507 DRM_MODE_SCALE_FULLSCREEN);
2508 subpixel_order = SubPixelHorizontalRGB;
2509 connector->interlace_allowed = false;
2510 connector->doublescan_allowed = false;
2511 break;
2512 }
2513
2514 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2515 if (i2c_bus->valid) {
2516 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2517 DRM_CONNECTOR_POLL_DISCONNECT;
2518 }
2519 } else
2520 connector->polled = DRM_CONNECTOR_POLL_HPD;
2521
2522 connector->display_info.subpixel_order = subpixel_order;
2523 drm_connector_register(connector);
2524}