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GUI: Fix Tomato RAF theme for all builds. Compilation typo.
[tomato.git] / release / src-rt-6.x.4708 / linux / linux-2.6.36 / drivers / gpu / drm / radeon / radeon_connectors.c
blob2cedb9609215ea4948deb6a7c790d9f2fe6d817c
1 /*
2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors: Dave Airlie
24 * Alex Deucher
25 */
26 #include "drmP.h"
27 #include "drm_edid.h"
28 #include "drm_crtc_helper.h"
29 #include "drm_fb_helper.h"
30 #include "radeon_drm.h"
31 #include "radeon.h"
32 #include "atom.h"
33
34 extern void
35 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
36 struct drm_encoder *encoder,
37 bool connected);
38 extern void
39 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
40 struct drm_encoder *encoder,
41 bool connected);
42
43 void radeon_connector_hotplug(struct drm_connector *connector)
44 {
45 struct drm_device *dev = connector->dev;
46 struct radeon_device *rdev = dev->dev_private;
47 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
48
49 if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
50 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
51
52 if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
53 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
54 if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
55 (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
56 if (radeon_dp_needs_link_train(radeon_connector)) {
57 if (connector->encoder)
58 dp_link_train(connector->encoder, connector);
59 }
60 }
61 }
62
63 }
64
65 static void radeon_property_change_mode(struct drm_encoder *encoder)
66 {
67 struct drm_crtc *crtc = encoder->crtc;
68
69 if (crtc && crtc->enabled) {
70 drm_crtc_helper_set_mode(crtc, &crtc->mode,
71 crtc->x, crtc->y, crtc->fb);
72 }
73 }
74 static void
75 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
76 {
77 struct drm_device *dev = connector->dev;
78 struct radeon_device *rdev = dev->dev_private;
79 struct drm_encoder *best_encoder = NULL;
80 struct drm_encoder *encoder = NULL;
81 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
82 struct drm_mode_object *obj;
83 bool connected;
84 int i;
85
86 best_encoder = connector_funcs->best_encoder(connector);
87
88 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
89 if (connector->encoder_ids[i] == 0)
90 break;
91
92 obj = drm_mode_object_find(connector->dev,
93 connector->encoder_ids[i],
94 DRM_MODE_OBJECT_ENCODER);
95 if (!obj)
96 continue;
97
98 encoder = obj_to_encoder(obj);
99
100 if ((encoder == best_encoder) && (status == connector_status_connected))
101 connected = true;
102 else
103 connected = false;
104
105 if (rdev->is_atom_bios)
106 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
107 else
108 radeon_combios_connected_scratch_regs(connector, encoder, connected);
109
110 }
111 }
112
113 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
114 {
115 struct drm_mode_object *obj;
116 struct drm_encoder *encoder;
117 int i;
118
119 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
120 if (connector->encoder_ids[i] == 0)
121 break;
122
123 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
124 if (!obj)
125 continue;
126
127 encoder = obj_to_encoder(obj);
128 if (encoder->encoder_type == encoder_type)
129 return encoder;
130 }
131 return NULL;
132 }
133
134 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
135 {
136 int enc_id = connector->encoder_ids[0];
137 struct drm_mode_object *obj;
138 struct drm_encoder *encoder;
139
140 /* pick the encoder ids */
141 if (enc_id) {
142 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
143 if (!obj)
144 return NULL;
145 encoder = obj_to_encoder(obj);
146 return encoder;
147 }
148 return NULL;
149 }
150
151 /*
152 * radeon_connector_analog_encoder_conflict_solve
153 * - search for other connectors sharing this encoder
154 * if priority is true, then set them disconnected if this is connected
155 * if priority is false, set us disconnected if they are connected
156 */
157 static enum drm_connector_status
158 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
159 struct drm_encoder *encoder,
160 enum drm_connector_status current_status,
161 bool priority)
162 {
163 struct drm_device *dev = connector->dev;
164 struct drm_connector *conflict;
165 struct radeon_connector *radeon_conflict;
166 int i;
167
168 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
169 if (conflict == connector)
170 continue;
171
172 radeon_conflict = to_radeon_connector(conflict);
173 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
174 if (conflict->encoder_ids[i] == 0)
175 break;
176
177 /* if the IDs match */
178 if (conflict->encoder_ids[i] == encoder->base.id) {
179 if (conflict->status != connector_status_connected)
180 continue;
181
182 if (radeon_conflict->use_digital)
183 continue;
184
185 if (priority == true) {
186 DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
187 DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));
188 conflict->status = connector_status_disconnected;
189 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
190 } else {
191 DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
192 DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));
193 current_status = connector_status_disconnected;
194 }
195 break;
196 }
197 }
198 }
199 return current_status;
200
201 }
202
203 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
204 {
205 struct drm_device *dev = encoder->dev;
206 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
207 struct drm_display_mode *mode = NULL;
208 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
209
210 if (native_mode->hdisplay != 0 &&
211 native_mode->vdisplay != 0 &&
212 native_mode->clock != 0) {
213 mode = drm_mode_duplicate(dev, native_mode);
214 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
215 drm_mode_set_name(mode);
216
217 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
218 } else if (native_mode->hdisplay != 0 &&
219 native_mode->vdisplay != 0) {
220 /* mac laptops without an edid */
221 /* Note that this is not necessarily the exact panel mode,
222 * but an approximation based on the cvt formula. For these
223 * systems we should ideally read the mode info out of the
224 * registers or add a mode table, but this works and is much
225 * simpler.
226 */
227 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
228 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
229 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
230 }
231 return mode;
232 }
233
234 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
235 {
236 struct drm_device *dev = encoder->dev;
237 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
238 struct drm_display_mode *mode = NULL;
239 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
240 int i;
241 struct mode_size {
242 int w;
243 int h;
244 } common_modes[17] = {
245 { 640, 480},
246 { 720, 480},
247 { 800, 600},
248 { 848, 480},
249 {1024, 768},
250 {1152, 768},
251 {1280, 720},
252 {1280, 800},
253 {1280, 854},
254 {1280, 960},
255 {1280, 1024},
256 {1440, 900},
257 {1400, 1050},
258 {1680, 1050},
259 {1600, 1200},
260 {1920, 1080},
261 {1920, 1200}
262 };
263
264 for (i = 0; i < 17; i++) {
265 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
266 if (common_modes[i].w > 1024 ||
267 common_modes[i].h > 768)
268 continue;
269 }
270 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
271 if (common_modes[i].w > native_mode->hdisplay ||
272 common_modes[i].h > native_mode->vdisplay ||
273 (common_modes[i].w == native_mode->hdisplay &&
274 common_modes[i].h == native_mode->vdisplay))
275 continue;
276 }
277 if (common_modes[i].w < 320 || common_modes[i].h < 200)
278 continue;
279
280 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
281 drm_mode_probed_add(connector, mode);
282 }
283 }
284
285 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
286 uint64_t val)
287 {
288 struct drm_device *dev = connector->dev;
289 struct radeon_device *rdev = dev->dev_private;
290 struct drm_encoder *encoder;
291 struct radeon_encoder *radeon_encoder;
292
293 if (property == rdev->mode_info.coherent_mode_property) {
294 struct radeon_encoder_atom_dig *dig;
295 bool new_coherent_mode;
296
297 /* need to find digital encoder on connector */
298 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
299 if (!encoder)
300 return 0;
301
302 radeon_encoder = to_radeon_encoder(encoder);
303
304 if (!radeon_encoder->enc_priv)
305 return 0;
306
307 dig = radeon_encoder->enc_priv;
308 new_coherent_mode = val ? true : false;
309 if (dig->coherent_mode != new_coherent_mode) {
310 dig->coherent_mode = new_coherent_mode;
311 radeon_property_change_mode(&radeon_encoder->base);
312 }
313 }
314
315 if (property == rdev->mode_info.underscan_property) {
316 /* need to find digital encoder on connector */
317 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
318 if (!encoder)
319 return 0;
320
321 radeon_encoder = to_radeon_encoder(encoder);
322
323 if (radeon_encoder->underscan_type != val) {
324 radeon_encoder->underscan_type = val;
325 radeon_property_change_mode(&radeon_encoder->base);
326 }
327 }
328
329 if (property == rdev->mode_info.tv_std_property) {
330 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
331 if (!encoder) {
332 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
333 }
334
335 if (!encoder)
336 return 0;
337
338 radeon_encoder = to_radeon_encoder(encoder);
339 if (!radeon_encoder->enc_priv)
340 return 0;
341 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
342 struct radeon_encoder_atom_dac *dac_int;
343 dac_int = radeon_encoder->enc_priv;
344 dac_int->tv_std = val;
345 } else {
346 struct radeon_encoder_tv_dac *dac_int;
347 dac_int = radeon_encoder->enc_priv;
348 dac_int->tv_std = val;
349 }
350 radeon_property_change_mode(&radeon_encoder->base);
351 }
352
353 if (property == rdev->mode_info.load_detect_property) {
354 struct radeon_connector *radeon_connector =
355 to_radeon_connector(connector);
356
357 if (val == 0)
358 radeon_connector->dac_load_detect = false;
359 else
360 radeon_connector->dac_load_detect = true;
361 }
362
363 if (property == rdev->mode_info.tmds_pll_property) {
364 struct radeon_encoder_int_tmds *tmds = NULL;
365 bool ret = false;
366 /* need to find digital encoder on connector */
367 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
368 if (!encoder)
369 return 0;
370
371 radeon_encoder = to_radeon_encoder(encoder);
372
373 tmds = radeon_encoder->enc_priv;
374 if (!tmds)
375 return 0;
376
377 if (val == 0) {
378 if (rdev->is_atom_bios)
379 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
380 else
381 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
382 }
383 if (val == 1 || ret == false) {
384 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
385 }
386 radeon_property_change_mode(&radeon_encoder->base);
387 }
388
389 return 0;
390 }
391
392 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
393 struct drm_connector *connector)
394 {
395 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
396 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
397
398 /* Try to get native mode details from EDID if necessary */
399 if (!native_mode->clock) {
400 struct drm_display_mode *t, *mode;
401
402 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
403 if (mode->hdisplay == native_mode->hdisplay &&
404 mode->vdisplay == native_mode->vdisplay) {
405 *native_mode = *mode;
406 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
407 DRM_INFO("Determined LVDS native mode details from EDID\n");
408 break;
409 }
410 }
411 }
412 if (!native_mode->clock) {
413 DRM_INFO("No LVDS native mode details, disabling RMX\n");
414 radeon_encoder->rmx_type = RMX_OFF;
415 }
416 }
417
418 static int radeon_lvds_get_modes(struct drm_connector *connector)
419 {
420 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
421 struct drm_encoder *encoder;
422 int ret = 0;
423 struct drm_display_mode *mode;
424
425 if (radeon_connector->ddc_bus) {
426 ret = radeon_ddc_get_modes(radeon_connector);
427 if (ret > 0) {
428 encoder = radeon_best_single_encoder(connector);
429 if (encoder) {
430 radeon_fixup_lvds_native_mode(encoder, connector);
431 /* add scaled modes */
432 radeon_add_common_modes(encoder, connector);
433 }
434 return ret;
435 }
436 }
437
438 encoder = radeon_best_single_encoder(connector);
439 if (!encoder)
440 return 0;
441
442 /* we have no EDID modes */
443 mode = radeon_fp_native_mode(encoder);
444 if (mode) {
445 ret = 1;
446 drm_mode_probed_add(connector, mode);
447 /* add scaled modes */
448 radeon_add_common_modes(encoder, connector);
449 }
450
451 return ret;
452 }
453
454 static int radeon_lvds_mode_valid(struct drm_connector *connector,
455 struct drm_display_mode *mode)
456 {
457 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
458
459 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
460 return MODE_PANEL;
461
462 if (encoder) {
463 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
464 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
465
466 /* AVIVO hardware supports downscaling modes larger than the panel
467 * to the panel size, but I'm not sure this is desirable.
468 */
469 if ((mode->hdisplay > native_mode->hdisplay) ||
470 (mode->vdisplay > native_mode->vdisplay))
471 return MODE_PANEL;
472
473 /* if scaling is disabled, block non-native modes */
474 if (radeon_encoder->rmx_type == RMX_OFF) {
475 if ((mode->hdisplay != native_mode->hdisplay) ||
476 (mode->vdisplay != native_mode->vdisplay))
477 return MODE_PANEL;
478 }
479 }
480
481 return MODE_OK;
482 }
483
484 static enum drm_connector_status
485 radeon_lvds_detect(struct drm_connector *connector, bool force)
486 {
487 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
488 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
489 enum drm_connector_status ret = connector_status_disconnected;
490
491 if (encoder) {
492 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
493 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
494
495 /* check if panel is valid */
496 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
497 ret = connector_status_connected;
498
499 }
500
501 /* check for edid as well */
502 if (radeon_connector->edid)
503 ret = connector_status_connected;
504 else {
505 if (radeon_connector->ddc_bus) {
506 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
507 &radeon_connector->ddc_bus->adapter);
508 if (radeon_connector->edid)
509 ret = connector_status_connected;
510 }
511 }
512 /* check acpi lid status ??? */
513
514 radeon_connector_update_scratch_regs(connector, ret);
515 return ret;
516 }
517
518 static void radeon_connector_destroy(struct drm_connector *connector)
519 {
520 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
521
522 if (radeon_connector->edid)
523 kfree(radeon_connector->edid);
524 kfree(radeon_connector->con_priv);
525 drm_sysfs_connector_remove(connector);
526 drm_connector_cleanup(connector);
527 kfree(connector);
528 }
529
530 static int radeon_lvds_set_property(struct drm_connector *connector,
531 struct drm_property *property,
532 uint64_t value)
533 {
534 struct drm_device *dev = connector->dev;
535 struct radeon_encoder *radeon_encoder;
536 enum radeon_rmx_type rmx_type;
537
538 DRM_DEBUG_KMS("\n");
539 if (property != dev->mode_config.scaling_mode_property)
540 return 0;
541
542 if (connector->encoder)
543 radeon_encoder = to_radeon_encoder(connector->encoder);
544 else {
545 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
546 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
547 }
548
549 switch (value) {
550 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
551 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
552 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
553 default:
554 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
555 }
556 if (radeon_encoder->rmx_type == rmx_type)
557 return 0;
558
559 radeon_encoder->rmx_type = rmx_type;
560
561 radeon_property_change_mode(&radeon_encoder->base);
562 return 0;
563 }
564
565
566 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
567 .get_modes = radeon_lvds_get_modes,
568 .mode_valid = radeon_lvds_mode_valid,
569 .best_encoder = radeon_best_single_encoder,
570 };
571
572 struct drm_connector_funcs radeon_lvds_connector_funcs = {
573 .dpms = drm_helper_connector_dpms,
574 .detect = radeon_lvds_detect,
575 .fill_modes = drm_helper_probe_single_connector_modes,
576 .destroy = radeon_connector_destroy,
577 .set_property = radeon_lvds_set_property,
578 };
579
580 static int radeon_vga_get_modes(struct drm_connector *connector)
581 {
582 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
583 int ret;
584
585 ret = radeon_ddc_get_modes(radeon_connector);
586
587 return ret;
588 }
589
590 static int radeon_vga_mode_valid(struct drm_connector *connector,
591 struct drm_display_mode *mode)
592 {
593 return MODE_OK;
594 }
595
596 static enum drm_connector_status
597 radeon_vga_detect(struct drm_connector *connector, bool force)
598 {
599 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
600 struct drm_encoder *encoder;
601 struct drm_encoder_helper_funcs *encoder_funcs;
602 bool dret = false;
603 enum drm_connector_status ret = connector_status_disconnected;
604
605 encoder = radeon_best_single_encoder(connector);
606 if (!encoder)
607 ret = connector_status_disconnected;
608
609 if (radeon_connector->ddc_bus)
610 dret = radeon_ddc_probe(radeon_connector);
611 if (dret) {
612 if (radeon_connector->edid) {
613 kfree(radeon_connector->edid);
614 radeon_connector->edid = NULL;
615 }
616 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
617
618 if (!radeon_connector->edid) {
619 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
620 drm_get_connector_name(connector));
621 ret = connector_status_connected;
622 } else {
623 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
624
625 /* some oems have boards with separate digital and analog connectors
626 * with a shared ddc line (often vga + hdmi)
627 */
628 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
629 kfree(radeon_connector->edid);
630 radeon_connector->edid = NULL;
631 ret = connector_status_disconnected;
632 } else
633 ret = connector_status_connected;
634 }
635 } else {
636 if (radeon_connector->dac_load_detect && encoder) {
637 encoder_funcs = encoder->helper_private;
638 ret = encoder_funcs->detect(encoder, connector);
639 }
640 }
641
642 if (ret == connector_status_connected)
643 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
644 radeon_connector_update_scratch_regs(connector, ret);
645 return ret;
646 }
647
648 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
649 .get_modes = radeon_vga_get_modes,
650 .mode_valid = radeon_vga_mode_valid,
651 .best_encoder = radeon_best_single_encoder,
652 };
653
654 struct drm_connector_funcs radeon_vga_connector_funcs = {
655 .dpms = drm_helper_connector_dpms,
656 .detect = radeon_vga_detect,
657 .fill_modes = drm_helper_probe_single_connector_modes,
658 .destroy = radeon_connector_destroy,
659 .set_property = radeon_connector_set_property,
660 };
661
662 static int radeon_tv_get_modes(struct drm_connector *connector)
663 {
664 struct drm_device *dev = connector->dev;
665 struct radeon_device *rdev = dev->dev_private;
666 struct drm_display_mode *tv_mode;
667 struct drm_encoder *encoder;
668
669 encoder = radeon_best_single_encoder(connector);
670 if (!encoder)
671 return 0;
672
673 /* avivo chips can scale any mode */
674 if (rdev->family >= CHIP_RS600)
675 /* add scaled modes */
676 radeon_add_common_modes(encoder, connector);
677 else {
678 /* only 800x600 is supported right now on pre-avivo chips */
679 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
680 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
681 drm_mode_probed_add(connector, tv_mode);
682 }
683 return 1;
684 }
685
686 static int radeon_tv_mode_valid(struct drm_connector *connector,
687 struct drm_display_mode *mode)
688 {
689 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
690 return MODE_CLOCK_RANGE;
691 return MODE_OK;
692 }
693
694 static enum drm_connector_status
695 radeon_tv_detect(struct drm_connector *connector, bool force)
696 {
697 struct drm_encoder *encoder;
698 struct drm_encoder_helper_funcs *encoder_funcs;
699 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
700 enum drm_connector_status ret = connector_status_disconnected;
701
702 if (!radeon_connector->dac_load_detect)
703 return ret;
704
705 encoder = radeon_best_single_encoder(connector);
706 if (!encoder)
707 ret = connector_status_disconnected;
708 else {
709 encoder_funcs = encoder->helper_private;
710 ret = encoder_funcs->detect(encoder, connector);
711 }
712 if (ret == connector_status_connected)
713 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
714 radeon_connector_update_scratch_regs(connector, ret);
715 return ret;
716 }
717
718 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
719 .get_modes = radeon_tv_get_modes,
720 .mode_valid = radeon_tv_mode_valid,
721 .best_encoder = radeon_best_single_encoder,
722 };
723
724 struct drm_connector_funcs radeon_tv_connector_funcs = {
725 .dpms = drm_helper_connector_dpms,
726 .detect = radeon_tv_detect,
727 .fill_modes = drm_helper_probe_single_connector_modes,
728 .destroy = radeon_connector_destroy,
729 .set_property = radeon_connector_set_property,
730 };
731
732 static int radeon_dvi_get_modes(struct drm_connector *connector)
733 {
734 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
735 int ret;
736
737 ret = radeon_ddc_get_modes(radeon_connector);
738 return ret;
739 }
740
741 /*
742 * DVI is complicated
743 * Do a DDC probe, if DDC probe passes, get the full EDID so
744 * we can do analog/digital monitor detection at this point.
745 * If the monitor is an analog monitor or we got no DDC,
746 * we need to find the DAC encoder object for this connector.
747 * If we got no DDC, we do load detection on the DAC encoder object.
748 * If we got analog DDC or load detection passes on the DAC encoder
749 * we have to check if this analog encoder is shared with anyone else (TV)
750 * if its shared we have to set the other connector to disconnected.
751 */
752 static enum drm_connector_status
753 radeon_dvi_detect(struct drm_connector *connector, bool force)
754 {
755 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
756 struct drm_encoder *encoder = NULL;
757 struct drm_encoder_helper_funcs *encoder_funcs;
758 struct drm_mode_object *obj;
759 int i;
760 enum drm_connector_status ret = connector_status_disconnected;
761 bool dret = false;
762
763 if (radeon_connector->ddc_bus)
764 dret = radeon_ddc_probe(radeon_connector);
765 if (dret) {
766 if (radeon_connector->edid) {
767 kfree(radeon_connector->edid);
768 radeon_connector->edid = NULL;
769 }
770 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
771
772 if (!radeon_connector->edid) {
773 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
774 drm_get_connector_name(connector));
775 } else {
776 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
777
778 /* some oems have boards with separate digital and analog connectors
779 * with a shared ddc line (often vga + hdmi)
780 */
781 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
782 kfree(radeon_connector->edid);
783 radeon_connector->edid = NULL;
784 ret = connector_status_disconnected;
785 } else
786 ret = connector_status_connected;
787
788 /* This gets complicated. We have boards with VGA + HDMI with a
789 * shared DDC line and we have boards with DVI-D + HDMI with a shared
790 * DDC line. The latter is more complex because with DVI<->HDMI adapters
791 * you don't really know what's connected to which port as both are digital.
792 */
793 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
794 struct drm_device *dev = connector->dev;
795 struct radeon_device *rdev = dev->dev_private;
796 struct drm_connector *list_connector;
797 struct radeon_connector *list_radeon_connector;
798 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
799 if (connector == list_connector)
800 continue;
801 list_radeon_connector = to_radeon_connector(list_connector);
802 if (list_radeon_connector->shared_ddc &&
803 (list_radeon_connector->ddc_bus->rec.i2c_id ==
804 radeon_connector->ddc_bus->rec.i2c_id)) {
805 /* cases where both connectors are digital */
806 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
807 /* hpd is our only option in this case */
808 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
809 kfree(radeon_connector->edid);
810 radeon_connector->edid = NULL;
811 ret = connector_status_disconnected;
812 }
813 }
814 }
815 }
816 }
817 }
818 }
819
820 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
821 goto out;
822
823 /* find analog encoder */
824 if (radeon_connector->dac_load_detect) {
825 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
826 if (connector->encoder_ids[i] == 0)
827 break;
828
829 obj = drm_mode_object_find(connector->dev,
830 connector->encoder_ids[i],
831 DRM_MODE_OBJECT_ENCODER);
832 if (!obj)
833 continue;
834
835 encoder = obj_to_encoder(obj);
836
837 encoder_funcs = encoder->helper_private;
838 if (encoder_funcs->detect) {
839 if (ret != connector_status_connected) {
840 ret = encoder_funcs->detect(encoder, connector);
841 if (ret == connector_status_connected) {
842 radeon_connector->use_digital = false;
843 }
844 }
845 break;
846 }
847 }
848 }
849
850 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
851 encoder) {
852 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
853 }
854
855 out:
856 /* updated in get modes as well since we need to know if it's analog or digital */
857 radeon_connector_update_scratch_regs(connector, ret);
858 return ret;
859 }
860
861 /* okay need to be smart in here about which encoder to pick */
862 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
863 {
864 int enc_id = connector->encoder_ids[0];
865 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
866 struct drm_mode_object *obj;
867 struct drm_encoder *encoder;
868 int i;
869 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
870 if (connector->encoder_ids[i] == 0)
871 break;
872
873 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
874 if (!obj)
875 continue;
876
877 encoder = obj_to_encoder(obj);
878
879 if (radeon_connector->use_digital == true) {
880 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
881 return encoder;
882 } else {
883 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
884 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
885 return encoder;
886 }
887 }
888
889 /* see if we have a default encoder TODO */
890
891 /* then check use digitial */
892 /* pick the first one */
893 if (enc_id) {
894 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
895 if (!obj)
896 return NULL;
897 encoder = obj_to_encoder(obj);
898 return encoder;
899 }
900 return NULL;
901 }
902
903 static void radeon_dvi_force(struct drm_connector *connector)
904 {
905 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
906 if (connector->force == DRM_FORCE_ON)
907 radeon_connector->use_digital = false;
908 if (connector->force == DRM_FORCE_ON_DIGITAL)
909 radeon_connector->use_digital = true;
910 }
911
912 static int radeon_dvi_mode_valid(struct drm_connector *connector,
913 struct drm_display_mode *mode)
914 {
915 struct drm_device *dev = connector->dev;
916 struct radeon_device *rdev = dev->dev_private;
917 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
918
919
920 /* clocks over 135 MHz have heat issues with DVI on RV100 */
921 if (radeon_connector->use_digital &&
922 (rdev->family == CHIP_RV100) &&
923 (mode->clock > 135000))
924 return MODE_CLOCK_HIGH;
925
926 if (radeon_connector->use_digital && (mode->clock > 165000)) {
927 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
928 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
929 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
930 return MODE_OK;
931 else
932 return MODE_CLOCK_HIGH;
933 }
934 return MODE_OK;
935 }
936
937 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
938 .get_modes = radeon_dvi_get_modes,
939 .mode_valid = radeon_dvi_mode_valid,
940 .best_encoder = radeon_dvi_encoder,
941 };
942
943 struct drm_connector_funcs radeon_dvi_connector_funcs = {
944 .dpms = drm_helper_connector_dpms,
945 .detect = radeon_dvi_detect,
946 .fill_modes = drm_helper_probe_single_connector_modes,
947 .set_property = radeon_connector_set_property,
948 .destroy = radeon_connector_destroy,
949 .force = radeon_dvi_force,
950 };
951
952 static void radeon_dp_connector_destroy(struct drm_connector *connector)
953 {
954 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
955 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
956
957 if (radeon_connector->edid)
958 kfree(radeon_connector->edid);
959 if (radeon_dig_connector->dp_i2c_bus)
960 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
961 kfree(radeon_connector->con_priv);
962 drm_sysfs_connector_remove(connector);
963 drm_connector_cleanup(connector);
964 kfree(connector);
965 }
966
967 static int radeon_dp_get_modes(struct drm_connector *connector)
968 {
969 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
970 int ret;
971
972 ret = radeon_ddc_get_modes(radeon_connector);
973 return ret;
974 }
975
976 static enum drm_connector_status
977 radeon_dp_detect(struct drm_connector *connector, bool force)
978 {
979 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
980 enum drm_connector_status ret = connector_status_disconnected;
981 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
982
983 if (radeon_connector->edid) {
984 kfree(radeon_connector->edid);
985 radeon_connector->edid = NULL;
986 }
987
988 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
989 /* eDP is always DP */
990 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
991 if (radeon_dp_getdpcd(radeon_connector))
992 ret = connector_status_connected;
993 } else {
994 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
995 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
996 if (radeon_dp_getdpcd(radeon_connector))
997 ret = connector_status_connected;
998 } else {
999 if (radeon_ddc_probe(radeon_connector))
1000 ret = connector_status_connected;
1001 }
1002 }
1003
1004 radeon_connector_update_scratch_regs(connector, ret);
1005 return ret;
1006 }
1007
1008 static int radeon_dp_mode_valid(struct drm_connector *connector,
1009 struct drm_display_mode *mode)
1010 {
1011 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1012 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1013
1014
1015 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1016 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1017 return radeon_dp_mode_valid_helper(radeon_connector, mode);
1018 else
1019 return MODE_OK;
1020 }
1021
1022 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1023 .get_modes = radeon_dp_get_modes,
1024 .mode_valid = radeon_dp_mode_valid,
1025 .best_encoder = radeon_dvi_encoder,
1026 };
1027
1028 struct drm_connector_funcs radeon_dp_connector_funcs = {
1029 .dpms = drm_helper_connector_dpms,
1030 .detect = radeon_dp_detect,
1031 .fill_modes = drm_helper_probe_single_connector_modes,
1032 .set_property = radeon_connector_set_property,
1033 .destroy = radeon_dp_connector_destroy,
1034 .force = radeon_dvi_force,
1035 };
1036
1037 void
1038 radeon_add_atom_connector(struct drm_device *dev,
1039 uint32_t connector_id,
1040 uint32_t supported_device,
1041 int connector_type,
1042 struct radeon_i2c_bus_rec *i2c_bus,
1043 uint32_t igp_lane_info,
1044 uint16_t connector_object_id,
1045 struct radeon_hpd *hpd,
1046 struct radeon_router *router)
1047 {
1048 struct radeon_device *rdev = dev->dev_private;
1049 struct drm_connector *connector;
1050 struct radeon_connector *radeon_connector;
1051 struct radeon_connector_atom_dig *radeon_dig_connector;
1052 uint32_t subpixel_order = SubPixelNone;
1053 bool shared_ddc = false;
1054
1055 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1056 return;
1057
1058 /* if the user selected tv=0 don't try and add the connector */
1059 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1060 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1061 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1062 (radeon_tv == 0))
1063 return;
1064
1065 /* see if we already added it */
1066 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1067 radeon_connector = to_radeon_connector(connector);
1068 if (radeon_connector->connector_id == connector_id) {
1069 radeon_connector->devices |= supported_device;
1070 return;
1071 }
1072 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1073 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1074 radeon_connector->shared_ddc = true;
1075 shared_ddc = true;
1076 }
1077 if (radeon_connector->router_bus && router->valid &&
1078 (radeon_connector->router.router_id == router->router_id)) {
1079 radeon_connector->shared_ddc = false;
1080 shared_ddc = false;
1081 }
1082 }
1083 }
1084
1085 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1086 if (!radeon_connector)
1087 return;
1088
1089 connector = &radeon_connector->base;
1090
1091 radeon_connector->connector_id = connector_id;
1092 radeon_connector->devices = supported_device;
1093 radeon_connector->shared_ddc = shared_ddc;
1094 radeon_connector->connector_object_id = connector_object_id;
1095 radeon_connector->hpd = *hpd;
1096 radeon_connector->router = *router;
1097 if (router->valid) {
1098 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1099 if (!radeon_connector->router_bus)
1100 goto failed;
1101 }
1102 switch (connector_type) {
1103 case DRM_MODE_CONNECTOR_VGA:
1104 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1105 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1106 if (i2c_bus->valid) {
1107 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1108 if (!radeon_connector->ddc_bus)
1109 goto failed;
1110 }
1111 radeon_connector->dac_load_detect = true;
1112 drm_connector_attach_property(&radeon_connector->base,
1113 rdev->mode_info.load_detect_property,
1114 1);
1115 /* no HPD on analog connectors */
1116 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1117 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1118 connector->interlace_allowed = true;
1119 connector->doublescan_allowed = true;
1120 break;
1121 case DRM_MODE_CONNECTOR_DVIA:
1122 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1123 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1124 if (i2c_bus->valid) {
1125 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1126 if (!radeon_connector->ddc_bus)
1127 goto failed;
1128 }
1129 radeon_connector->dac_load_detect = true;
1130 drm_connector_attach_property(&radeon_connector->base,
1131 rdev->mode_info.load_detect_property,
1132 1);
1133 /* no HPD on analog connectors */
1134 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1135 connector->interlace_allowed = true;
1136 connector->doublescan_allowed = true;
1137 break;
1138 case DRM_MODE_CONNECTOR_DVII:
1139 case DRM_MODE_CONNECTOR_DVID:
1140 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1141 if (!radeon_dig_connector)
1142 goto failed;
1143 radeon_dig_connector->igp_lane_info = igp_lane_info;
1144 radeon_connector->con_priv = radeon_dig_connector;
1145 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1146 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1147 if (i2c_bus->valid) {
1148 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1149 if (!radeon_connector->ddc_bus)
1150 goto failed;
1151 }
1152 subpixel_order = SubPixelHorizontalRGB;
1153 drm_connector_attach_property(&radeon_connector->base,
1154 rdev->mode_info.coherent_mode_property,
1155 1);
1156 if (ASIC_IS_AVIVO(rdev))
1157 drm_connector_attach_property(&radeon_connector->base,
1158 rdev->mode_info.underscan_property,
1159 UNDERSCAN_AUTO);
1160 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1161 radeon_connector->dac_load_detect = true;
1162 drm_connector_attach_property(&radeon_connector->base,
1163 rdev->mode_info.load_detect_property,
1164 1);
1165 }
1166 connector->interlace_allowed = true;
1167 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1168 connector->doublescan_allowed = true;
1169 else
1170 connector->doublescan_allowed = false;
1171 break;
1172 case DRM_MODE_CONNECTOR_HDMIA:
1173 case DRM_MODE_CONNECTOR_HDMIB:
1174 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1175 if (!radeon_dig_connector)
1176 goto failed;
1177 radeon_dig_connector->igp_lane_info = igp_lane_info;
1178 radeon_connector->con_priv = radeon_dig_connector;
1179 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1180 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1181 if (i2c_bus->valid) {
1182 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1183 if (!radeon_connector->ddc_bus)
1184 goto failed;
1185 }
1186 drm_connector_attach_property(&radeon_connector->base,
1187 rdev->mode_info.coherent_mode_property,
1188 1);
1189 if (ASIC_IS_AVIVO(rdev))
1190 drm_connector_attach_property(&radeon_connector->base,
1191 rdev->mode_info.underscan_property,
1192 UNDERSCAN_AUTO);
1193 subpixel_order = SubPixelHorizontalRGB;
1194 connector->interlace_allowed = true;
1195 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1196 connector->doublescan_allowed = true;
1197 else
1198 connector->doublescan_allowed = false;
1199 break;
1200 case DRM_MODE_CONNECTOR_DisplayPort:
1201 case DRM_MODE_CONNECTOR_eDP:
1202 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1203 if (!radeon_dig_connector)
1204 goto failed;
1205 radeon_dig_connector->igp_lane_info = igp_lane_info;
1206 radeon_connector->con_priv = radeon_dig_connector;
1207 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1208 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1209 if (i2c_bus->valid) {
1210 /* add DP i2c bus */
1211 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1212 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1213 else
1214 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1215 if (!radeon_dig_connector->dp_i2c_bus)
1216 goto failed;
1217 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1218 if (!radeon_connector->ddc_bus)
1219 goto failed;
1220 }
1221 subpixel_order = SubPixelHorizontalRGB;
1222 drm_connector_attach_property(&radeon_connector->base,
1223 rdev->mode_info.coherent_mode_property,
1224 1);
1225 if (ASIC_IS_AVIVO(rdev))
1226 drm_connector_attach_property(&radeon_connector->base,
1227 rdev->mode_info.underscan_property,
1228 UNDERSCAN_AUTO);
1229 connector->interlace_allowed = true;
1230 /* in theory with a DP to VGA converter... */
1231 connector->doublescan_allowed = false;
1232 break;
1233 case DRM_MODE_CONNECTOR_SVIDEO:
1234 case DRM_MODE_CONNECTOR_Composite:
1235 case DRM_MODE_CONNECTOR_9PinDIN:
1236 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1237 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1238 radeon_connector->dac_load_detect = true;
1239 drm_connector_attach_property(&radeon_connector->base,
1240 rdev->mode_info.load_detect_property,
1241 1);
1242 drm_connector_attach_property(&radeon_connector->base,
1243 rdev->mode_info.tv_std_property,
1244 radeon_atombios_get_tv_info(rdev));
1245 /* no HPD on analog connectors */
1246 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1247 connector->interlace_allowed = false;
1248 connector->doublescan_allowed = false;
1249 break;
1250 case DRM_MODE_CONNECTOR_LVDS:
1251 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1252 if (!radeon_dig_connector)
1253 goto failed;
1254 radeon_dig_connector->igp_lane_info = igp_lane_info;
1255 radeon_connector->con_priv = radeon_dig_connector;
1256 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1257 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1258 if (i2c_bus->valid) {
1259 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1260 if (!radeon_connector->ddc_bus)
1261 goto failed;
1262 }
1263 drm_connector_attach_property(&radeon_connector->base,
1264 dev->mode_config.scaling_mode_property,
1265 DRM_MODE_SCALE_FULLSCREEN);
1266 subpixel_order = SubPixelHorizontalRGB;
1267 connector->interlace_allowed = false;
1268 connector->doublescan_allowed = false;
1269 break;
1270 }
1271
1272 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1273 if (i2c_bus->valid)
1274 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1275 } else
1276 connector->polled = DRM_CONNECTOR_POLL_HPD;
1277
1278 connector->display_info.subpixel_order = subpixel_order;
1279 drm_sysfs_connector_add(connector);
1280 return;
1281
1282 failed:
1283 drm_connector_cleanup(connector);
1284 kfree(connector);
1285 }
1286
1287 void
1288 radeon_add_legacy_connector(struct drm_device *dev,
1289 uint32_t connector_id,
1290 uint32_t supported_device,
1291 int connector_type,
1292 struct radeon_i2c_bus_rec *i2c_bus,
1293 uint16_t connector_object_id,
1294 struct radeon_hpd *hpd)
1295 {
1296 struct radeon_device *rdev = dev->dev_private;
1297 struct drm_connector *connector;
1298 struct radeon_connector *radeon_connector;
1299 uint32_t subpixel_order = SubPixelNone;
1300
1301 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1302 return;
1303
1304 /* if the user selected tv=0 don't try and add the connector */
1305 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1306 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1307 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1308 (radeon_tv == 0))
1309 return;
1310
1311 /* see if we already added it */
1312 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1313 radeon_connector = to_radeon_connector(connector);
1314 if (radeon_connector->connector_id == connector_id) {
1315 radeon_connector->devices |= supported_device;
1316 return;
1317 }
1318 }
1319
1320 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1321 if (!radeon_connector)
1322 return;
1323
1324 connector = &radeon_connector->base;
1325
1326 radeon_connector->connector_id = connector_id;
1327 radeon_connector->devices = supported_device;
1328 radeon_connector->connector_object_id = connector_object_id;
1329 radeon_connector->hpd = *hpd;
1330 switch (connector_type) {
1331 case DRM_MODE_CONNECTOR_VGA:
1332 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1333 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1334 if (i2c_bus->valid) {
1335 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1336 if (!radeon_connector->ddc_bus)
1337 goto failed;
1338 }
1339 radeon_connector->dac_load_detect = true;
1340 drm_connector_attach_property(&radeon_connector->base,
1341 rdev->mode_info.load_detect_property,
1342 1);
1343 /* no HPD on analog connectors */
1344 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1345 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1346 connector->interlace_allowed = true;
1347 connector->doublescan_allowed = true;
1348 break;
1349 case DRM_MODE_CONNECTOR_DVIA:
1350 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1351 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1352 if (i2c_bus->valid) {
1353 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1354 if (!radeon_connector->ddc_bus)
1355 goto failed;
1356 }
1357 radeon_connector->dac_load_detect = true;
1358 drm_connector_attach_property(&radeon_connector->base,
1359 rdev->mode_info.load_detect_property,
1360 1);
1361 /* no HPD on analog connectors */
1362 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1363 connector->interlace_allowed = true;
1364 connector->doublescan_allowed = true;
1365 break;
1366 case DRM_MODE_CONNECTOR_DVII:
1367 case DRM_MODE_CONNECTOR_DVID:
1368 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1369 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1370 if (i2c_bus->valid) {
1371 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1372 if (!radeon_connector->ddc_bus)
1373 goto failed;
1374 }
1375 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1376 radeon_connector->dac_load_detect = true;
1377 drm_connector_attach_property(&radeon_connector->base,
1378 rdev->mode_info.load_detect_property,
1379 1);
1380 }
1381 subpixel_order = SubPixelHorizontalRGB;
1382 connector->interlace_allowed = true;
1383 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1384 connector->doublescan_allowed = true;
1385 else
1386 connector->doublescan_allowed = false;
1387 break;
1388 case DRM_MODE_CONNECTOR_SVIDEO:
1389 case DRM_MODE_CONNECTOR_Composite:
1390 case DRM_MODE_CONNECTOR_9PinDIN:
1391 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1392 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1393 radeon_connector->dac_load_detect = true;
1394 /* RS400,RC410,RS480 chipset seems to report a lot
1395 * of false positive on load detect, we haven't yet
1396 * found a way to make load detect reliable on those
1397 * chipset, thus just disable it for TV.
1398 */
1399 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1400 radeon_connector->dac_load_detect = false;
1401 drm_connector_attach_property(&radeon_connector->base,
1402 rdev->mode_info.load_detect_property,
1403 radeon_connector->dac_load_detect);
1404 drm_connector_attach_property(&radeon_connector->base,
1405 rdev->mode_info.tv_std_property,
1406 radeon_combios_get_tv_info(rdev));
1407 /* no HPD on analog connectors */
1408 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1409 connector->interlace_allowed = false;
1410 connector->doublescan_allowed = false;
1411 break;
1412 case DRM_MODE_CONNECTOR_LVDS:
1413 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1414 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1415 if (i2c_bus->valid) {
1416 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1417 if (!radeon_connector->ddc_bus)
1418 goto failed;
1419 }
1420 drm_connector_attach_property(&radeon_connector->base,
1421 dev->mode_config.scaling_mode_property,
1422 DRM_MODE_SCALE_FULLSCREEN);
1423 subpixel_order = SubPixelHorizontalRGB;
1424 connector->interlace_allowed = false;
1425 connector->doublescan_allowed = false;
1426 break;
1427 }
1428
1429 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1430 if (i2c_bus->valid)
1431 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1432 } else
1433 connector->polled = DRM_CONNECTOR_POLL_HPD;
1434 connector->display_info.subpixel_order = subpixel_order;
1435 drm_sysfs_connector_add(connector);
1436 return;
1437
1438 failed:
1439 drm_connector_cleanup(connector);
1440 kfree(connector);
1441 }
Tomato firmware and modifications.