2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
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:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
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.
23 * Authors: Dave Airlie
27 #include <drm/drm_edid.h>
28 #include <drm/drm_crtc_helper.h>
29 #include <drm/drm_fb_helper.h>
30 #include <drm/radeon_drm.h>
34 #include <linux/pm_runtime.h>
36 void radeon_connector_hotplug(struct drm_connector *connector)
38 struct drm_device *dev = connector->dev;
39 struct radeon_device *rdev = dev->dev_private;
40 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
42 /* bail if the connector does not have hpd pin, e.g.,
45 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
48 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
50 /* if the connector is already off, don't turn it back on */
51 if (connector->dpms != DRM_MODE_DPMS_ON)
54 /* just deal with DP (not eDP) here. */
55 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
56 struct radeon_connector_atom_dig *dig_connector =
57 radeon_connector->con_priv;
59 /* if existing sink type was not DP no need to retrain */
60 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
63 /* first get sink type as it may be reset after (un)plug */
64 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
65 /* don't do anything if sink is not display port, i.e.,
66 * passive dp->(dvi|hdmi) adaptor
68 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
69 int saved_dpms = connector->dpms;
70 /* Only turn off the display if it's physically disconnected */
71 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
72 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
73 } else if (radeon_dp_needs_link_train(radeon_connector)) {
74 /* set it to OFF so that drm_helper_connector_dpms()
75 * won't return immediately since the current state
76 * is ON at this point.
78 connector->dpms = DRM_MODE_DPMS_OFF;
79 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
81 connector->dpms = saved_dpms;
86 static void radeon_property_change_mode(struct drm_encoder *encoder)
88 struct drm_crtc *crtc = encoder->crtc;
90 if (crtc && crtc->enabled) {
91 drm_crtc_helper_set_mode(crtc, &crtc->mode,
92 crtc->x, crtc->y, crtc->primary->fb);
96 int radeon_get_monitor_bpc(struct drm_connector *connector)
98 struct drm_device *dev = connector->dev;
99 struct radeon_device *rdev = dev->dev_private;
100 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
101 struct radeon_connector_atom_dig *dig_connector;
104 switch (connector->connector_type) {
105 case DRM_MODE_CONNECTOR_DVII:
106 case DRM_MODE_CONNECTOR_HDMIB:
107 if (radeon_connector->use_digital) {
108 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
109 if (connector->display_info.bpc)
110 bpc = connector->display_info.bpc;
114 case DRM_MODE_CONNECTOR_DVID:
115 case DRM_MODE_CONNECTOR_HDMIA:
116 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
117 if (connector->display_info.bpc)
118 bpc = connector->display_info.bpc;
121 case DRM_MODE_CONNECTOR_DisplayPort:
122 dig_connector = radeon_connector->con_priv;
123 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
124 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
125 drm_detect_hdmi_monitor(radeon_connector->edid)) {
126 if (connector->display_info.bpc)
127 bpc = connector->display_info.bpc;
130 case DRM_MODE_CONNECTOR_eDP:
131 case DRM_MODE_CONNECTOR_LVDS:
132 if (connector->display_info.bpc)
133 bpc = connector->display_info.bpc;
134 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
135 struct drm_connector_helper_funcs *connector_funcs =
136 connector->helper_private;
137 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
138 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
139 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
141 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
143 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
152 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
154 struct drm_device *dev = connector->dev;
155 struct radeon_device *rdev = dev->dev_private;
156 struct drm_encoder *best_encoder = NULL;
157 struct drm_encoder *encoder = NULL;
158 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
159 struct drm_mode_object *obj;
163 best_encoder = connector_funcs->best_encoder(connector);
165 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
166 if (connector->encoder_ids[i] == 0)
169 obj = drm_mode_object_find(connector->dev,
170 connector->encoder_ids[i],
171 DRM_MODE_OBJECT_ENCODER);
175 encoder = obj_to_encoder(obj);
177 if ((encoder == best_encoder) && (status == connector_status_connected))
182 if (rdev->is_atom_bios)
183 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
185 radeon_combios_connected_scratch_regs(connector, encoder, connected);
190 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
192 struct drm_mode_object *obj;
193 struct drm_encoder *encoder;
196 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
197 if (connector->encoder_ids[i] == 0)
200 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
204 encoder = obj_to_encoder(obj);
205 if (encoder->encoder_type == encoder_type)
211 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
213 int enc_id = connector->encoder_ids[0];
214 struct drm_mode_object *obj;
215 struct drm_encoder *encoder;
217 /* pick the encoder ids */
219 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
222 encoder = obj_to_encoder(obj);
229 * radeon_connector_analog_encoder_conflict_solve
230 * - search for other connectors sharing this encoder
231 * if priority is true, then set them disconnected if this is connected
232 * if priority is false, set us disconnected if they are connected
234 static enum drm_connector_status
235 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
236 struct drm_encoder *encoder,
237 enum drm_connector_status current_status,
240 struct drm_device *dev = connector->dev;
241 struct drm_connector *conflict;
242 struct radeon_connector *radeon_conflict;
245 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
246 if (conflict == connector)
249 radeon_conflict = to_radeon_connector(conflict);
250 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
251 if (conflict->encoder_ids[i] == 0)
254 /* if the IDs match */
255 if (conflict->encoder_ids[i] == encoder->base.id) {
256 if (conflict->status != connector_status_connected)
259 if (radeon_conflict->use_digital)
262 if (priority == true) {
263 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
264 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
265 conflict->status = connector_status_disconnected;
266 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
268 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
269 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
270 current_status = connector_status_disconnected;
276 return current_status;
280 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
282 struct drm_device *dev = encoder->dev;
283 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
284 struct drm_display_mode *mode = NULL;
285 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
287 if (native_mode->hdisplay != 0 &&
288 native_mode->vdisplay != 0 &&
289 native_mode->clock != 0) {
290 mode = drm_mode_duplicate(dev, native_mode);
291 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
292 drm_mode_set_name(mode);
294 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
295 } else if (native_mode->hdisplay != 0 &&
296 native_mode->vdisplay != 0) {
297 /* mac laptops without an edid */
298 /* Note that this is not necessarily the exact panel mode,
299 * but an approximation based on the cvt formula. For these
300 * systems we should ideally read the mode info out of the
301 * registers or add a mode table, but this works and is much
304 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
305 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
306 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
311 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
313 struct drm_device *dev = encoder->dev;
314 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
315 struct drm_display_mode *mode = NULL;
316 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
321 } common_modes[17] = {
341 for (i = 0; i < 17; i++) {
342 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
343 if (common_modes[i].w > 1024 ||
344 common_modes[i].h > 768)
347 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
348 if (common_modes[i].w > native_mode->hdisplay ||
349 common_modes[i].h > native_mode->vdisplay ||
350 (common_modes[i].w == native_mode->hdisplay &&
351 common_modes[i].h == native_mode->vdisplay))
354 if (common_modes[i].w < 320 || common_modes[i].h < 200)
357 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
358 drm_mode_probed_add(connector, mode);
362 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
365 struct drm_device *dev = connector->dev;
366 struct radeon_device *rdev = dev->dev_private;
367 struct drm_encoder *encoder;
368 struct radeon_encoder *radeon_encoder;
370 if (property == rdev->mode_info.coherent_mode_property) {
371 struct radeon_encoder_atom_dig *dig;
372 bool new_coherent_mode;
374 /* need to find digital encoder on connector */
375 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
379 radeon_encoder = to_radeon_encoder(encoder);
381 if (!radeon_encoder->enc_priv)
384 dig = radeon_encoder->enc_priv;
385 new_coherent_mode = val ? true : false;
386 if (dig->coherent_mode != new_coherent_mode) {
387 dig->coherent_mode = new_coherent_mode;
388 radeon_property_change_mode(&radeon_encoder->base);
392 if (property == rdev->mode_info.audio_property) {
393 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
394 /* need to find digital encoder on connector */
395 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
399 radeon_encoder = to_radeon_encoder(encoder);
401 if (radeon_connector->audio != val) {
402 radeon_connector->audio = val;
403 radeon_property_change_mode(&radeon_encoder->base);
407 if (property == rdev->mode_info.dither_property) {
408 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
409 /* need to find digital encoder on connector */
410 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
414 radeon_encoder = to_radeon_encoder(encoder);
416 if (radeon_connector->dither != val) {
417 radeon_connector->dither = val;
418 radeon_property_change_mode(&radeon_encoder->base);
422 if (property == rdev->mode_info.underscan_property) {
423 /* need to find digital encoder on connector */
424 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
428 radeon_encoder = to_radeon_encoder(encoder);
430 if (radeon_encoder->underscan_type != val) {
431 radeon_encoder->underscan_type = val;
432 radeon_property_change_mode(&radeon_encoder->base);
436 if (property == rdev->mode_info.underscan_hborder_property) {
437 /* need to find digital encoder on connector */
438 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
442 radeon_encoder = to_radeon_encoder(encoder);
444 if (radeon_encoder->underscan_hborder != val) {
445 radeon_encoder->underscan_hborder = val;
446 radeon_property_change_mode(&radeon_encoder->base);
450 if (property == rdev->mode_info.underscan_vborder_property) {
451 /* need to find digital encoder on connector */
452 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
456 radeon_encoder = to_radeon_encoder(encoder);
458 if (radeon_encoder->underscan_vborder != val) {
459 radeon_encoder->underscan_vborder = val;
460 radeon_property_change_mode(&radeon_encoder->base);
464 if (property == rdev->mode_info.tv_std_property) {
465 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
467 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
473 radeon_encoder = to_radeon_encoder(encoder);
474 if (!radeon_encoder->enc_priv)
476 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
477 struct radeon_encoder_atom_dac *dac_int;
478 dac_int = radeon_encoder->enc_priv;
479 dac_int->tv_std = val;
481 struct radeon_encoder_tv_dac *dac_int;
482 dac_int = radeon_encoder->enc_priv;
483 dac_int->tv_std = val;
485 radeon_property_change_mode(&radeon_encoder->base);
488 if (property == rdev->mode_info.load_detect_property) {
489 struct radeon_connector *radeon_connector =
490 to_radeon_connector(connector);
493 radeon_connector->dac_load_detect = false;
495 radeon_connector->dac_load_detect = true;
498 if (property == rdev->mode_info.tmds_pll_property) {
499 struct radeon_encoder_int_tmds *tmds = NULL;
501 /* need to find digital encoder on connector */
502 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
506 radeon_encoder = to_radeon_encoder(encoder);
508 tmds = radeon_encoder->enc_priv;
513 if (rdev->is_atom_bios)
514 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
516 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
518 if (val == 1 || ret == false) {
519 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
521 radeon_property_change_mode(&radeon_encoder->base);
527 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
528 struct drm_connector *connector)
530 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
531 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
532 struct drm_display_mode *t, *mode;
534 /* If the EDID preferred mode doesn't match the native mode, use it */
535 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
536 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
537 if (mode->hdisplay != native_mode->hdisplay ||
538 mode->vdisplay != native_mode->vdisplay)
539 memcpy(native_mode, mode, sizeof(*mode));
543 /* Try to get native mode details from EDID if necessary */
544 if (!native_mode->clock) {
545 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
546 if (mode->hdisplay == native_mode->hdisplay &&
547 mode->vdisplay == native_mode->vdisplay) {
548 *native_mode = *mode;
549 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
550 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
556 if (!native_mode->clock) {
557 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
558 radeon_encoder->rmx_type = RMX_OFF;
562 static int radeon_lvds_get_modes(struct drm_connector *connector)
564 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
565 struct drm_encoder *encoder;
567 struct drm_display_mode *mode;
569 if (radeon_connector->ddc_bus) {
570 ret = radeon_ddc_get_modes(radeon_connector);
572 encoder = radeon_best_single_encoder(connector);
574 radeon_fixup_lvds_native_mode(encoder, connector);
575 /* add scaled modes */
576 radeon_add_common_modes(encoder, connector);
582 encoder = radeon_best_single_encoder(connector);
586 /* we have no EDID modes */
587 mode = radeon_fp_native_mode(encoder);
590 drm_mode_probed_add(connector, mode);
591 /* add the width/height from vbios tables if available */
592 connector->display_info.width_mm = mode->width_mm;
593 connector->display_info.height_mm = mode->height_mm;
594 /* add scaled modes */
595 radeon_add_common_modes(encoder, connector);
601 static int radeon_lvds_mode_valid(struct drm_connector *connector,
602 struct drm_display_mode *mode)
604 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
606 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
610 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
611 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
613 /* AVIVO hardware supports downscaling modes larger than the panel
614 * to the panel size, but I'm not sure this is desirable.
616 if ((mode->hdisplay > native_mode->hdisplay) ||
617 (mode->vdisplay > native_mode->vdisplay))
620 /* if scaling is disabled, block non-native modes */
621 if (radeon_encoder->rmx_type == RMX_OFF) {
622 if ((mode->hdisplay != native_mode->hdisplay) ||
623 (mode->vdisplay != native_mode->vdisplay))
631 static enum drm_connector_status
632 radeon_lvds_detect(struct drm_connector *connector, bool force)
634 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
635 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
636 enum drm_connector_status ret = connector_status_disconnected;
639 r = pm_runtime_get_sync(connector->dev->dev);
641 return connector_status_disconnected;
644 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
645 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
647 /* check if panel is valid */
648 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
649 ret = connector_status_connected;
653 /* check for edid as well */
654 if (radeon_connector->edid)
655 ret = connector_status_connected;
657 if (radeon_connector->ddc_bus) {
658 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
659 &radeon_connector->ddc_bus->adapter);
660 if (radeon_connector->edid)
661 ret = connector_status_connected;
664 /* check acpi lid status ??? */
666 radeon_connector_update_scratch_regs(connector, ret);
667 pm_runtime_mark_last_busy(connector->dev->dev);
668 pm_runtime_put_autosuspend(connector->dev->dev);
672 static void radeon_connector_destroy(struct drm_connector *connector)
674 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
676 if (radeon_connector->edid)
677 kfree(radeon_connector->edid);
678 kfree(radeon_connector->con_priv);
679 drm_sysfs_connector_remove(connector);
680 drm_connector_cleanup(connector);
684 static int radeon_lvds_set_property(struct drm_connector *connector,
685 struct drm_property *property,
688 struct drm_device *dev = connector->dev;
689 struct radeon_encoder *radeon_encoder;
690 enum radeon_rmx_type rmx_type;
693 if (property != dev->mode_config.scaling_mode_property)
696 if (connector->encoder)
697 radeon_encoder = to_radeon_encoder(connector->encoder);
699 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
700 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
704 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
705 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
706 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
708 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
710 if (radeon_encoder->rmx_type == rmx_type)
713 radeon_encoder->rmx_type = rmx_type;
715 radeon_property_change_mode(&radeon_encoder->base);
720 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
721 .get_modes = radeon_lvds_get_modes,
722 .mode_valid = radeon_lvds_mode_valid,
723 .best_encoder = radeon_best_single_encoder,
726 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
727 .dpms = drm_helper_connector_dpms,
728 .detect = radeon_lvds_detect,
729 .fill_modes = drm_helper_probe_single_connector_modes,
730 .destroy = radeon_connector_destroy,
731 .set_property = radeon_lvds_set_property,
734 static int radeon_vga_get_modes(struct drm_connector *connector)
736 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
739 ret = radeon_ddc_get_modes(radeon_connector);
744 static int radeon_vga_mode_valid(struct drm_connector *connector,
745 struct drm_display_mode *mode)
747 struct drm_device *dev = connector->dev;
748 struct radeon_device *rdev = dev->dev_private;
750 /* XXX check mode bandwidth */
752 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
753 return MODE_CLOCK_HIGH;
758 static enum drm_connector_status
759 radeon_vga_detect(struct drm_connector *connector, bool force)
761 struct drm_device *dev = connector->dev;
762 struct radeon_device *rdev = dev->dev_private;
763 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
764 struct drm_encoder *encoder;
765 struct drm_encoder_helper_funcs *encoder_funcs;
767 enum drm_connector_status ret = connector_status_disconnected;
770 r = pm_runtime_get_sync(connector->dev->dev);
772 return connector_status_disconnected;
774 encoder = radeon_best_single_encoder(connector);
776 ret = connector_status_disconnected;
778 if (radeon_connector->ddc_bus)
779 dret = radeon_ddc_probe(radeon_connector, false);
781 radeon_connector->detected_by_load = false;
782 if (radeon_connector->edid) {
783 kfree(radeon_connector->edid);
784 radeon_connector->edid = NULL;
786 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
788 if (!radeon_connector->edid) {
789 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
790 drm_get_connector_name(connector));
791 ret = connector_status_connected;
793 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
795 /* some oems have boards with separate digital and analog connectors
796 * with a shared ddc line (often vga + hdmi)
798 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
799 kfree(radeon_connector->edid);
800 radeon_connector->edid = NULL;
801 ret = connector_status_disconnected;
803 ret = connector_status_connected;
807 /* if we aren't forcing don't do destructive polling */
809 /* only return the previous status if we last
810 * detected a monitor via load.
812 if (radeon_connector->detected_by_load)
813 ret = connector->status;
817 if (radeon_connector->dac_load_detect && encoder) {
818 encoder_funcs = encoder->helper_private;
819 ret = encoder_funcs->detect(encoder, connector);
820 if (ret != connector_status_disconnected)
821 radeon_connector->detected_by_load = true;
825 if (ret == connector_status_connected)
826 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
828 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
829 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
830 * by other means, assume the CRT is connected and use that EDID.
832 if ((!rdev->is_atom_bios) &&
833 (ret == connector_status_disconnected) &&
834 rdev->mode_info.bios_hardcoded_edid_size) {
835 ret = connector_status_connected;
838 radeon_connector_update_scratch_regs(connector, ret);
841 pm_runtime_mark_last_busy(connector->dev->dev);
842 pm_runtime_put_autosuspend(connector->dev->dev);
847 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
848 .get_modes = radeon_vga_get_modes,
849 .mode_valid = radeon_vga_mode_valid,
850 .best_encoder = radeon_best_single_encoder,
853 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
854 .dpms = drm_helper_connector_dpms,
855 .detect = radeon_vga_detect,
856 .fill_modes = drm_helper_probe_single_connector_modes,
857 .destroy = radeon_connector_destroy,
858 .set_property = radeon_connector_set_property,
861 static int radeon_tv_get_modes(struct drm_connector *connector)
863 struct drm_device *dev = connector->dev;
864 struct radeon_device *rdev = dev->dev_private;
865 struct drm_display_mode *tv_mode;
866 struct drm_encoder *encoder;
868 encoder = radeon_best_single_encoder(connector);
872 /* avivo chips can scale any mode */
873 if (rdev->family >= CHIP_RS600)
874 /* add scaled modes */
875 radeon_add_common_modes(encoder, connector);
877 /* only 800x600 is supported right now on pre-avivo chips */
878 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
879 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
880 drm_mode_probed_add(connector, tv_mode);
885 static int radeon_tv_mode_valid(struct drm_connector *connector,
886 struct drm_display_mode *mode)
888 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
889 return MODE_CLOCK_RANGE;
893 static enum drm_connector_status
894 radeon_tv_detect(struct drm_connector *connector, bool force)
896 struct drm_encoder *encoder;
897 struct drm_encoder_helper_funcs *encoder_funcs;
898 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
899 enum drm_connector_status ret = connector_status_disconnected;
902 if (!radeon_connector->dac_load_detect)
905 r = pm_runtime_get_sync(connector->dev->dev);
907 return connector_status_disconnected;
909 encoder = radeon_best_single_encoder(connector);
911 ret = connector_status_disconnected;
913 encoder_funcs = encoder->helper_private;
914 ret = encoder_funcs->detect(encoder, connector);
916 if (ret == connector_status_connected)
917 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
918 radeon_connector_update_scratch_regs(connector, ret);
919 pm_runtime_mark_last_busy(connector->dev->dev);
920 pm_runtime_put_autosuspend(connector->dev->dev);
924 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
925 .get_modes = radeon_tv_get_modes,
926 .mode_valid = radeon_tv_mode_valid,
927 .best_encoder = radeon_best_single_encoder,
930 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
931 .dpms = drm_helper_connector_dpms,
932 .detect = radeon_tv_detect,
933 .fill_modes = drm_helper_probe_single_connector_modes,
934 .destroy = radeon_connector_destroy,
935 .set_property = radeon_connector_set_property,
938 static int radeon_dvi_get_modes(struct drm_connector *connector)
940 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
943 ret = radeon_ddc_get_modes(radeon_connector);
947 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
949 struct drm_device *dev = connector->dev;
950 struct radeon_device *rdev = dev->dev_private;
951 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
952 enum drm_connector_status status;
954 /* We only trust HPD on R600 and newer ASICS. */
955 if (rdev->family >= CHIP_R600
956 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
957 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
958 status = connector_status_connected;
960 status = connector_status_disconnected;
961 if (connector->status == status)
970 * Do a DDC probe, if DDC probe passes, get the full EDID so
971 * we can do analog/digital monitor detection at this point.
972 * If the monitor is an analog monitor or we got no DDC,
973 * we need to find the DAC encoder object for this connector.
974 * If we got no DDC, we do load detection on the DAC encoder object.
975 * If we got analog DDC or load detection passes on the DAC encoder
976 * we have to check if this analog encoder is shared with anyone else (TV)
977 * if its shared we have to set the other connector to disconnected.
979 static enum drm_connector_status
980 radeon_dvi_detect(struct drm_connector *connector, bool force)
982 struct drm_device *dev = connector->dev;
983 struct radeon_device *rdev = dev->dev_private;
984 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
985 struct drm_encoder *encoder = NULL;
986 struct drm_encoder_helper_funcs *encoder_funcs;
987 struct drm_mode_object *obj;
989 enum drm_connector_status ret = connector_status_disconnected;
990 bool dret = false, broken_edid = false;
992 r = pm_runtime_get_sync(connector->dev->dev);
994 return connector_status_disconnected;
996 if (!force && radeon_check_hpd_status_unchanged(connector)) {
997 ret = connector->status;
1001 if (radeon_connector->ddc_bus)
1002 dret = radeon_ddc_probe(radeon_connector, false);
1004 radeon_connector->detected_by_load = false;
1005 if (radeon_connector->edid) {
1006 kfree(radeon_connector->edid);
1007 radeon_connector->edid = NULL;
1009 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
1011 if (!radeon_connector->edid) {
1012 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1013 drm_get_connector_name(connector));
1014 /* rs690 seems to have a problem with connectors not existing and always
1015 * return a block of 0's. If we see this just stop polling on this output */
1016 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
1017 ret = connector_status_disconnected;
1018 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
1019 radeon_connector->ddc_bus = NULL;
1021 ret = connector_status_connected;
1022 broken_edid = true; /* defer use_digital to later */
1025 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1027 /* some oems have boards with separate digital and analog connectors
1028 * with a shared ddc line (often vga + hdmi)
1030 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1031 kfree(radeon_connector->edid);
1032 radeon_connector->edid = NULL;
1033 ret = connector_status_disconnected;
1035 ret = connector_status_connected;
1037 /* This gets complicated. We have boards with VGA + HDMI with a
1038 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1039 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1040 * you don't really know what's connected to which port as both are digital.
1042 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1043 struct drm_connector *list_connector;
1044 struct radeon_connector *list_radeon_connector;
1045 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1046 if (connector == list_connector)
1048 list_radeon_connector = to_radeon_connector(list_connector);
1049 if (list_radeon_connector->shared_ddc &&
1050 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1051 radeon_connector->ddc_bus->rec.i2c_id)) {
1052 /* cases where both connectors are digital */
1053 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1054 /* hpd is our only option in this case */
1055 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1056 kfree(radeon_connector->edid);
1057 radeon_connector->edid = NULL;
1058 ret = connector_status_disconnected;
1067 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1070 /* DVI-D and HDMI-A are digital only */
1071 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1072 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1075 /* if we aren't forcing don't do destructive polling */
1077 /* only return the previous status if we last
1078 * detected a monitor via load.
1080 if (radeon_connector->detected_by_load)
1081 ret = connector->status;
1085 /* find analog encoder */
1086 if (radeon_connector->dac_load_detect) {
1087 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1088 if (connector->encoder_ids[i] == 0)
1091 obj = drm_mode_object_find(connector->dev,
1092 connector->encoder_ids[i],
1093 DRM_MODE_OBJECT_ENCODER);
1097 encoder = obj_to_encoder(obj);
1099 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1100 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1103 encoder_funcs = encoder->helper_private;
1104 if (encoder_funcs->detect) {
1106 if (ret != connector_status_connected) {
1107 /* deal with analog monitors without DDC */
1108 ret = encoder_funcs->detect(encoder, connector);
1109 if (ret == connector_status_connected) {
1110 radeon_connector->use_digital = false;
1112 if (ret != connector_status_disconnected)
1113 radeon_connector->detected_by_load = true;
1116 enum drm_connector_status lret;
1117 /* assume digital unless load detected otherwise */
1118 radeon_connector->use_digital = true;
1119 lret = encoder_funcs->detect(encoder, connector);
1120 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1121 if (lret == connector_status_connected)
1122 radeon_connector->use_digital = false;
1129 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1131 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1134 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1135 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1136 * by other means, assume the DFP is connected and use that EDID. In most
1137 * cases the DVI port is actually a virtual KVM port connected to the service
1141 if ((!rdev->is_atom_bios) &&
1142 (ret == connector_status_disconnected) &&
1143 rdev->mode_info.bios_hardcoded_edid_size) {
1144 radeon_connector->use_digital = true;
1145 ret = connector_status_connected;
1148 /* updated in get modes as well since we need to know if it's analog or digital */
1149 radeon_connector_update_scratch_regs(connector, ret);
1152 pm_runtime_mark_last_busy(connector->dev->dev);
1153 pm_runtime_put_autosuspend(connector->dev->dev);
1158 /* okay need to be smart in here about which encoder to pick */
1159 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1161 int enc_id = connector->encoder_ids[0];
1162 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1163 struct drm_mode_object *obj;
1164 struct drm_encoder *encoder;
1166 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1167 if (connector->encoder_ids[i] == 0)
1170 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1174 encoder = obj_to_encoder(obj);
1176 if (radeon_connector->use_digital == true) {
1177 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1180 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1181 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1186 /* see if we have a default encoder TODO */
1188 /* then check use digitial */
1189 /* pick the first one */
1191 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1194 encoder = obj_to_encoder(obj);
1200 static void radeon_dvi_force(struct drm_connector *connector)
1202 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1203 if (connector->force == DRM_FORCE_ON)
1204 radeon_connector->use_digital = false;
1205 if (connector->force == DRM_FORCE_ON_DIGITAL)
1206 radeon_connector->use_digital = true;
1209 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1210 struct drm_display_mode *mode)
1212 struct drm_device *dev = connector->dev;
1213 struct radeon_device *rdev = dev->dev_private;
1214 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1216 /* XXX check mode bandwidth */
1218 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1219 if (radeon_connector->use_digital &&
1220 (rdev->family == CHIP_RV100) &&
1221 (mode->clock > 135000))
1222 return MODE_CLOCK_HIGH;
1224 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1225 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1226 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1227 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1229 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1230 if (ASIC_IS_DCE6(rdev)) {
1231 /* HDMI 1.3+ supports max clock of 340 Mhz */
1232 if (mode->clock > 340000)
1233 return MODE_CLOCK_HIGH;
1237 return MODE_CLOCK_HIGH;
1239 return MODE_CLOCK_HIGH;
1242 /* check against the max pixel clock */
1243 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1244 return MODE_CLOCK_HIGH;
1249 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1250 .get_modes = radeon_dvi_get_modes,
1251 .mode_valid = radeon_dvi_mode_valid,
1252 .best_encoder = radeon_dvi_encoder,
1255 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1256 .dpms = drm_helper_connector_dpms,
1257 .detect = radeon_dvi_detect,
1258 .fill_modes = drm_helper_probe_single_connector_modes,
1259 .set_property = radeon_connector_set_property,
1260 .destroy = radeon_connector_destroy,
1261 .force = radeon_dvi_force,
1264 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1266 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1267 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1269 if (radeon_connector->edid)
1270 kfree(radeon_connector->edid);
1271 if (radeon_dig_connector->dp_i2c_bus)
1272 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1273 kfree(radeon_connector->con_priv);
1274 drm_sysfs_connector_remove(connector);
1275 drm_connector_cleanup(connector);
1279 static int radeon_dp_get_modes(struct drm_connector *connector)
1281 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1282 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1283 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1286 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1287 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1288 struct drm_display_mode *mode;
1290 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1291 if (!radeon_dig_connector->edp_on)
1292 atombios_set_edp_panel_power(connector,
1293 ATOM_TRANSMITTER_ACTION_POWER_ON);
1294 ret = radeon_ddc_get_modes(radeon_connector);
1295 if (!radeon_dig_connector->edp_on)
1296 atombios_set_edp_panel_power(connector,
1297 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1299 /* need to setup ddc on the bridge */
1300 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1301 ENCODER_OBJECT_ID_NONE) {
1303 radeon_atom_ext_encoder_setup_ddc(encoder);
1305 ret = radeon_ddc_get_modes(radeon_connector);
1310 radeon_fixup_lvds_native_mode(encoder, connector);
1311 /* add scaled modes */
1312 radeon_add_common_modes(encoder, connector);
1320 /* we have no EDID modes */
1321 mode = radeon_fp_native_mode(encoder);
1324 drm_mode_probed_add(connector, mode);
1325 /* add the width/height from vbios tables if available */
1326 connector->display_info.width_mm = mode->width_mm;
1327 connector->display_info.height_mm = mode->height_mm;
1328 /* add scaled modes */
1329 radeon_add_common_modes(encoder, connector);
1332 /* need to setup ddc on the bridge */
1333 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1334 ENCODER_OBJECT_ID_NONE) {
1336 radeon_atom_ext_encoder_setup_ddc(encoder);
1338 ret = radeon_ddc_get_modes(radeon_connector);
1344 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1346 struct drm_mode_object *obj;
1347 struct drm_encoder *encoder;
1348 struct radeon_encoder *radeon_encoder;
1351 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1352 if (connector->encoder_ids[i] == 0)
1355 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1359 encoder = obj_to_encoder(obj);
1360 radeon_encoder = to_radeon_encoder(encoder);
1362 switch (radeon_encoder->encoder_id) {
1363 case ENCODER_OBJECT_ID_TRAVIS:
1364 case ENCODER_OBJECT_ID_NUTMEG:
1365 return radeon_encoder->encoder_id;
1371 return ENCODER_OBJECT_ID_NONE;
1374 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1376 struct drm_mode_object *obj;
1377 struct drm_encoder *encoder;
1378 struct radeon_encoder *radeon_encoder;
1382 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1383 if (connector->encoder_ids[i] == 0)
1386 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1390 encoder = obj_to_encoder(obj);
1391 radeon_encoder = to_radeon_encoder(encoder);
1392 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1399 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1401 struct drm_device *dev = connector->dev;
1402 struct radeon_device *rdev = dev->dev_private;
1404 if (ASIC_IS_DCE5(rdev) &&
1405 (rdev->clock.dp_extclk >= 53900) &&
1406 radeon_connector_encoder_is_hbr2(connector)) {
1413 static enum drm_connector_status
1414 radeon_dp_detect(struct drm_connector *connector, bool force)
1416 struct drm_device *dev = connector->dev;
1417 struct radeon_device *rdev = dev->dev_private;
1418 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1419 enum drm_connector_status ret = connector_status_disconnected;
1420 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1421 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1424 r = pm_runtime_get_sync(connector->dev->dev);
1426 return connector_status_disconnected;
1428 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1429 ret = connector->status;
1433 if (radeon_connector->edid) {
1434 kfree(radeon_connector->edid);
1435 radeon_connector->edid = NULL;
1438 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1439 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1441 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1442 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1444 /* check if panel is valid */
1445 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1446 ret = connector_status_connected;
1448 /* eDP is always DP */
1449 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1450 if (!radeon_dig_connector->edp_on)
1451 atombios_set_edp_panel_power(connector,
1452 ATOM_TRANSMITTER_ACTION_POWER_ON);
1453 if (radeon_dp_getdpcd(radeon_connector))
1454 ret = connector_status_connected;
1455 if (!radeon_dig_connector->edp_on)
1456 atombios_set_edp_panel_power(connector,
1457 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1458 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1459 ENCODER_OBJECT_ID_NONE) {
1460 /* DP bridges are always DP */
1461 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1462 /* get the DPCD from the bridge */
1463 radeon_dp_getdpcd(radeon_connector);
1466 /* setup ddc on the bridge */
1467 radeon_atom_ext_encoder_setup_ddc(encoder);
1468 /* bridge chips are always aux */
1469 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1470 ret = connector_status_connected;
1471 else if (radeon_connector->dac_load_detect) { /* try load detection */
1472 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1473 ret = encoder_funcs->detect(encoder, connector);
1477 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1478 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1479 ret = connector_status_connected;
1480 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1481 radeon_dp_getdpcd(radeon_connector);
1483 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1484 if (radeon_dp_getdpcd(radeon_connector))
1485 ret = connector_status_connected;
1487 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1488 if (radeon_ddc_probe(radeon_connector, false))
1489 ret = connector_status_connected;
1494 radeon_connector_update_scratch_regs(connector, ret);
1496 pm_runtime_mark_last_busy(connector->dev->dev);
1497 pm_runtime_put_autosuspend(connector->dev->dev);
1502 static int radeon_dp_mode_valid(struct drm_connector *connector,
1503 struct drm_display_mode *mode)
1505 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1506 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1508 /* XXX check mode bandwidth */
1510 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1511 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1512 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1514 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1518 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1519 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1521 /* AVIVO hardware supports downscaling modes larger than the panel
1522 * to the panel size, but I'm not sure this is desirable.
1524 if ((mode->hdisplay > native_mode->hdisplay) ||
1525 (mode->vdisplay > native_mode->vdisplay))
1528 /* if scaling is disabled, block non-native modes */
1529 if (radeon_encoder->rmx_type == RMX_OFF) {
1530 if ((mode->hdisplay != native_mode->hdisplay) ||
1531 (mode->vdisplay != native_mode->vdisplay))
1537 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1538 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1539 return radeon_dp_mode_valid_helper(connector, mode);
1545 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1546 .get_modes = radeon_dp_get_modes,
1547 .mode_valid = radeon_dp_mode_valid,
1548 .best_encoder = radeon_dvi_encoder,
1551 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1552 .dpms = drm_helper_connector_dpms,
1553 .detect = radeon_dp_detect,
1554 .fill_modes = drm_helper_probe_single_connector_modes,
1555 .set_property = radeon_connector_set_property,
1556 .destroy = radeon_dp_connector_destroy,
1557 .force = radeon_dvi_force,
1560 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1561 .dpms = drm_helper_connector_dpms,
1562 .detect = radeon_dp_detect,
1563 .fill_modes = drm_helper_probe_single_connector_modes,
1564 .set_property = radeon_lvds_set_property,
1565 .destroy = radeon_dp_connector_destroy,
1566 .force = radeon_dvi_force,
1569 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1570 .dpms = drm_helper_connector_dpms,
1571 .detect = radeon_dp_detect,
1572 .fill_modes = drm_helper_probe_single_connector_modes,
1573 .set_property = radeon_lvds_set_property,
1574 .destroy = radeon_dp_connector_destroy,
1575 .force = radeon_dvi_force,
1579 radeon_add_atom_connector(struct drm_device *dev,
1580 uint32_t connector_id,
1581 uint32_t supported_device,
1583 struct radeon_i2c_bus_rec *i2c_bus,
1584 uint32_t igp_lane_info,
1585 uint16_t connector_object_id,
1586 struct radeon_hpd *hpd,
1587 struct radeon_router *router)
1589 struct radeon_device *rdev = dev->dev_private;
1590 struct drm_connector *connector;
1591 struct radeon_connector *radeon_connector;
1592 struct radeon_connector_atom_dig *radeon_dig_connector;
1593 struct drm_encoder *encoder;
1594 struct radeon_encoder *radeon_encoder;
1595 uint32_t subpixel_order = SubPixelNone;
1596 bool shared_ddc = false;
1597 bool is_dp_bridge = false;
1598 bool has_aux = false;
1600 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1603 /* if the user selected tv=0 don't try and add the connector */
1604 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1605 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1606 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1610 /* see if we already added it */
1611 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1612 radeon_connector = to_radeon_connector(connector);
1613 if (radeon_connector->connector_id == connector_id) {
1614 radeon_connector->devices |= supported_device;
1617 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1618 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1619 radeon_connector->shared_ddc = true;
1622 if (radeon_connector->router_bus && router->ddc_valid &&
1623 (radeon_connector->router.router_id == router->router_id)) {
1624 radeon_connector->shared_ddc = false;
1630 /* check if it's a dp bridge */
1631 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1632 radeon_encoder = to_radeon_encoder(encoder);
1633 if (radeon_encoder->devices & supported_device) {
1634 switch (radeon_encoder->encoder_id) {
1635 case ENCODER_OBJECT_ID_TRAVIS:
1636 case ENCODER_OBJECT_ID_NUTMEG:
1637 is_dp_bridge = true;
1645 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1646 if (!radeon_connector)
1649 connector = &radeon_connector->base;
1651 radeon_connector->connector_id = connector_id;
1652 radeon_connector->devices = supported_device;
1653 radeon_connector->shared_ddc = shared_ddc;
1654 radeon_connector->connector_object_id = connector_object_id;
1655 radeon_connector->hpd = *hpd;
1657 radeon_connector->router = *router;
1658 if (router->ddc_valid || router->cd_valid) {
1659 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1660 if (!radeon_connector->router_bus)
1661 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1665 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1666 if (!radeon_dig_connector)
1668 radeon_dig_connector->igp_lane_info = igp_lane_info;
1669 radeon_connector->con_priv = radeon_dig_connector;
1670 if (i2c_bus->valid) {
1671 /* add DP i2c bus */
1672 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1673 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1675 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1676 if (radeon_dig_connector->dp_i2c_bus)
1679 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1680 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1681 if (!radeon_connector->ddc_bus)
1682 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1684 switch (connector_type) {
1685 case DRM_MODE_CONNECTOR_VGA:
1686 case DRM_MODE_CONNECTOR_DVIA:
1688 drm_connector_init(dev, &radeon_connector->base,
1689 &radeon_dp_connector_funcs, connector_type);
1690 drm_connector_helper_add(&radeon_connector->base,
1691 &radeon_dp_connector_helper_funcs);
1692 connector->interlace_allowed = true;
1693 connector->doublescan_allowed = true;
1694 radeon_connector->dac_load_detect = true;
1695 drm_object_attach_property(&radeon_connector->base.base,
1696 rdev->mode_info.load_detect_property,
1699 case DRM_MODE_CONNECTOR_DVII:
1700 case DRM_MODE_CONNECTOR_DVID:
1701 case DRM_MODE_CONNECTOR_HDMIA:
1702 case DRM_MODE_CONNECTOR_HDMIB:
1703 case DRM_MODE_CONNECTOR_DisplayPort:
1704 drm_connector_init(dev, &radeon_connector->base,
1705 &radeon_dp_connector_funcs, connector_type);
1706 drm_connector_helper_add(&radeon_connector->base,
1707 &radeon_dp_connector_helper_funcs);
1708 drm_object_attach_property(&radeon_connector->base.base,
1709 rdev->mode_info.underscan_property,
1711 drm_object_attach_property(&radeon_connector->base.base,
1712 rdev->mode_info.underscan_hborder_property,
1714 drm_object_attach_property(&radeon_connector->base.base,
1715 rdev->mode_info.underscan_vborder_property,
1718 drm_object_attach_property(&radeon_connector->base.base,
1719 rdev->mode_info.dither_property,
1720 RADEON_FMT_DITHER_DISABLE);
1722 if (radeon_audio != 0)
1723 drm_object_attach_property(&radeon_connector->base.base,
1724 rdev->mode_info.audio_property,
1727 subpixel_order = SubPixelHorizontalRGB;
1728 connector->interlace_allowed = true;
1729 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1730 connector->doublescan_allowed = true;
1732 connector->doublescan_allowed = false;
1733 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1734 radeon_connector->dac_load_detect = true;
1735 drm_object_attach_property(&radeon_connector->base.base,
1736 rdev->mode_info.load_detect_property,
1740 case DRM_MODE_CONNECTOR_LVDS:
1741 case DRM_MODE_CONNECTOR_eDP:
1742 drm_connector_init(dev, &radeon_connector->base,
1743 &radeon_lvds_bridge_connector_funcs, connector_type);
1744 drm_connector_helper_add(&radeon_connector->base,
1745 &radeon_dp_connector_helper_funcs);
1746 drm_object_attach_property(&radeon_connector->base.base,
1747 dev->mode_config.scaling_mode_property,
1748 DRM_MODE_SCALE_FULLSCREEN);
1749 subpixel_order = SubPixelHorizontalRGB;
1750 connector->interlace_allowed = false;
1751 connector->doublescan_allowed = false;
1755 switch (connector_type) {
1756 case DRM_MODE_CONNECTOR_VGA:
1757 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1758 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1759 if (i2c_bus->valid) {
1760 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1761 if (!radeon_connector->ddc_bus)
1762 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1764 radeon_connector->dac_load_detect = true;
1765 drm_object_attach_property(&radeon_connector->base.base,
1766 rdev->mode_info.load_detect_property,
1768 /* no HPD on analog connectors */
1769 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1770 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1771 connector->interlace_allowed = true;
1772 connector->doublescan_allowed = true;
1774 case DRM_MODE_CONNECTOR_DVIA:
1775 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1776 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1777 if (i2c_bus->valid) {
1778 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1779 if (!radeon_connector->ddc_bus)
1780 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1782 radeon_connector->dac_load_detect = true;
1783 drm_object_attach_property(&radeon_connector->base.base,
1784 rdev->mode_info.load_detect_property,
1786 /* no HPD on analog connectors */
1787 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1788 connector->interlace_allowed = true;
1789 connector->doublescan_allowed = true;
1791 case DRM_MODE_CONNECTOR_DVII:
1792 case DRM_MODE_CONNECTOR_DVID:
1793 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1794 if (!radeon_dig_connector)
1796 radeon_dig_connector->igp_lane_info = igp_lane_info;
1797 radeon_connector->con_priv = radeon_dig_connector;
1798 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1799 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1800 if (i2c_bus->valid) {
1801 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1802 if (!radeon_connector->ddc_bus)
1803 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1805 subpixel_order = SubPixelHorizontalRGB;
1806 drm_object_attach_property(&radeon_connector->base.base,
1807 rdev->mode_info.coherent_mode_property,
1809 if (ASIC_IS_AVIVO(rdev)) {
1810 drm_object_attach_property(&radeon_connector->base.base,
1811 rdev->mode_info.underscan_property,
1813 drm_object_attach_property(&radeon_connector->base.base,
1814 rdev->mode_info.underscan_hborder_property,
1816 drm_object_attach_property(&radeon_connector->base.base,
1817 rdev->mode_info.underscan_vborder_property,
1820 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1821 drm_object_attach_property(&radeon_connector->base.base,
1822 rdev->mode_info.audio_property,
1825 if (ASIC_IS_AVIVO(rdev)) {
1826 drm_object_attach_property(&radeon_connector->base.base,
1827 rdev->mode_info.dither_property,
1828 RADEON_FMT_DITHER_DISABLE);
1830 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1831 radeon_connector->dac_load_detect = true;
1832 drm_object_attach_property(&radeon_connector->base.base,
1833 rdev->mode_info.load_detect_property,
1836 connector->interlace_allowed = true;
1837 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1838 connector->doublescan_allowed = true;
1840 connector->doublescan_allowed = false;
1842 case DRM_MODE_CONNECTOR_HDMIA:
1843 case DRM_MODE_CONNECTOR_HDMIB:
1844 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1845 if (!radeon_dig_connector)
1847 radeon_dig_connector->igp_lane_info = igp_lane_info;
1848 radeon_connector->con_priv = radeon_dig_connector;
1849 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1850 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1851 if (i2c_bus->valid) {
1852 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1853 if (!radeon_connector->ddc_bus)
1854 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1856 drm_object_attach_property(&radeon_connector->base.base,
1857 rdev->mode_info.coherent_mode_property,
1859 if (ASIC_IS_AVIVO(rdev)) {
1860 drm_object_attach_property(&radeon_connector->base.base,
1861 rdev->mode_info.underscan_property,
1863 drm_object_attach_property(&radeon_connector->base.base,
1864 rdev->mode_info.underscan_hborder_property,
1866 drm_object_attach_property(&radeon_connector->base.base,
1867 rdev->mode_info.underscan_vborder_property,
1870 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1871 drm_object_attach_property(&radeon_connector->base.base,
1872 rdev->mode_info.audio_property,
1875 if (ASIC_IS_AVIVO(rdev)) {
1876 drm_object_attach_property(&radeon_connector->base.base,
1877 rdev->mode_info.dither_property,
1878 RADEON_FMT_DITHER_DISABLE);
1880 subpixel_order = SubPixelHorizontalRGB;
1881 connector->interlace_allowed = true;
1882 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1883 connector->doublescan_allowed = true;
1885 connector->doublescan_allowed = false;
1887 case DRM_MODE_CONNECTOR_DisplayPort:
1888 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1889 if (!radeon_dig_connector)
1891 radeon_dig_connector->igp_lane_info = igp_lane_info;
1892 radeon_connector->con_priv = radeon_dig_connector;
1893 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1894 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1895 if (i2c_bus->valid) {
1896 /* add DP i2c bus */
1897 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1898 if (!radeon_dig_connector->dp_i2c_bus)
1899 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1900 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1901 if (radeon_connector->ddc_bus)
1904 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1906 subpixel_order = SubPixelHorizontalRGB;
1907 drm_object_attach_property(&radeon_connector->base.base,
1908 rdev->mode_info.coherent_mode_property,
1910 if (ASIC_IS_AVIVO(rdev)) {
1911 drm_object_attach_property(&radeon_connector->base.base,
1912 rdev->mode_info.underscan_property,
1914 drm_object_attach_property(&radeon_connector->base.base,
1915 rdev->mode_info.underscan_hborder_property,
1917 drm_object_attach_property(&radeon_connector->base.base,
1918 rdev->mode_info.underscan_vborder_property,
1921 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1922 drm_object_attach_property(&radeon_connector->base.base,
1923 rdev->mode_info.audio_property,
1926 if (ASIC_IS_AVIVO(rdev)) {
1927 drm_object_attach_property(&radeon_connector->base.base,
1928 rdev->mode_info.dither_property,
1929 RADEON_FMT_DITHER_DISABLE);
1932 connector->interlace_allowed = true;
1933 /* in theory with a DP to VGA converter... */
1934 connector->doublescan_allowed = false;
1936 case DRM_MODE_CONNECTOR_eDP:
1937 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1938 if (!radeon_dig_connector)
1940 radeon_dig_connector->igp_lane_info = igp_lane_info;
1941 radeon_connector->con_priv = radeon_dig_connector;
1942 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
1943 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1944 if (i2c_bus->valid) {
1945 /* add DP i2c bus */
1946 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1947 if (radeon_dig_connector->dp_i2c_bus)
1950 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1951 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1952 if (!radeon_connector->ddc_bus)
1953 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1955 drm_object_attach_property(&radeon_connector->base.base,
1956 dev->mode_config.scaling_mode_property,
1957 DRM_MODE_SCALE_FULLSCREEN);
1958 subpixel_order = SubPixelHorizontalRGB;
1959 connector->interlace_allowed = false;
1960 connector->doublescan_allowed = false;
1962 case DRM_MODE_CONNECTOR_SVIDEO:
1963 case DRM_MODE_CONNECTOR_Composite:
1964 case DRM_MODE_CONNECTOR_9PinDIN:
1965 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1966 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1967 radeon_connector->dac_load_detect = true;
1968 drm_object_attach_property(&radeon_connector->base.base,
1969 rdev->mode_info.load_detect_property,
1971 drm_object_attach_property(&radeon_connector->base.base,
1972 rdev->mode_info.tv_std_property,
1973 radeon_atombios_get_tv_info(rdev));
1974 /* no HPD on analog connectors */
1975 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1976 connector->interlace_allowed = false;
1977 connector->doublescan_allowed = false;
1979 case DRM_MODE_CONNECTOR_LVDS:
1980 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1981 if (!radeon_dig_connector)
1983 radeon_dig_connector->igp_lane_info = igp_lane_info;
1984 radeon_connector->con_priv = radeon_dig_connector;
1985 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1986 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1987 if (i2c_bus->valid) {
1988 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1989 if (!radeon_connector->ddc_bus)
1990 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1992 drm_object_attach_property(&radeon_connector->base.base,
1993 dev->mode_config.scaling_mode_property,
1994 DRM_MODE_SCALE_FULLSCREEN);
1995 subpixel_order = SubPixelHorizontalRGB;
1996 connector->interlace_allowed = false;
1997 connector->doublescan_allowed = false;
2002 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2004 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2006 connector->polled = DRM_CONNECTOR_POLL_HPD;
2008 connector->display_info.subpixel_order = subpixel_order;
2009 drm_sysfs_connector_add(connector);
2012 radeon_dp_aux_init(radeon_connector);
2017 drm_connector_cleanup(connector);
2022 radeon_add_legacy_connector(struct drm_device *dev,
2023 uint32_t connector_id,
2024 uint32_t supported_device,
2026 struct radeon_i2c_bus_rec *i2c_bus,
2027 uint16_t connector_object_id,
2028 struct radeon_hpd *hpd)
2030 struct radeon_device *rdev = dev->dev_private;
2031 struct drm_connector *connector;
2032 struct radeon_connector *radeon_connector;
2033 uint32_t subpixel_order = SubPixelNone;
2035 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2038 /* if the user selected tv=0 don't try and add the connector */
2039 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2040 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2041 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2045 /* see if we already added it */
2046 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2047 radeon_connector = to_radeon_connector(connector);
2048 if (radeon_connector->connector_id == connector_id) {
2049 radeon_connector->devices |= supported_device;
2054 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2055 if (!radeon_connector)
2058 connector = &radeon_connector->base;
2060 radeon_connector->connector_id = connector_id;
2061 radeon_connector->devices = supported_device;
2062 radeon_connector->connector_object_id = connector_object_id;
2063 radeon_connector->hpd = *hpd;
2065 switch (connector_type) {
2066 case DRM_MODE_CONNECTOR_VGA:
2067 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2068 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2069 if (i2c_bus->valid) {
2070 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2071 if (!radeon_connector->ddc_bus)
2072 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2074 radeon_connector->dac_load_detect = true;
2075 drm_object_attach_property(&radeon_connector->base.base,
2076 rdev->mode_info.load_detect_property,
2078 /* no HPD on analog connectors */
2079 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2080 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2081 connector->interlace_allowed = true;
2082 connector->doublescan_allowed = true;
2084 case DRM_MODE_CONNECTOR_DVIA:
2085 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2086 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2087 if (i2c_bus->valid) {
2088 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2089 if (!radeon_connector->ddc_bus)
2090 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2092 radeon_connector->dac_load_detect = true;
2093 drm_object_attach_property(&radeon_connector->base.base,
2094 rdev->mode_info.load_detect_property,
2096 /* no HPD on analog connectors */
2097 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2098 connector->interlace_allowed = true;
2099 connector->doublescan_allowed = true;
2101 case DRM_MODE_CONNECTOR_DVII:
2102 case DRM_MODE_CONNECTOR_DVID:
2103 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2104 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2105 if (i2c_bus->valid) {
2106 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2107 if (!radeon_connector->ddc_bus)
2108 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2110 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2111 radeon_connector->dac_load_detect = true;
2112 drm_object_attach_property(&radeon_connector->base.base,
2113 rdev->mode_info.load_detect_property,
2116 subpixel_order = SubPixelHorizontalRGB;
2117 connector->interlace_allowed = true;
2118 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2119 connector->doublescan_allowed = true;
2121 connector->doublescan_allowed = false;
2123 case DRM_MODE_CONNECTOR_SVIDEO:
2124 case DRM_MODE_CONNECTOR_Composite:
2125 case DRM_MODE_CONNECTOR_9PinDIN:
2126 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2127 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2128 radeon_connector->dac_load_detect = true;
2129 /* RS400,RC410,RS480 chipset seems to report a lot
2130 * of false positive on load detect, we haven't yet
2131 * found a way to make load detect reliable on those
2132 * chipset, thus just disable it for TV.
2134 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2135 radeon_connector->dac_load_detect = false;
2136 drm_object_attach_property(&radeon_connector->base.base,
2137 rdev->mode_info.load_detect_property,
2138 radeon_connector->dac_load_detect);
2139 drm_object_attach_property(&radeon_connector->base.base,
2140 rdev->mode_info.tv_std_property,
2141 radeon_combios_get_tv_info(rdev));
2142 /* no HPD on analog connectors */
2143 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2144 connector->interlace_allowed = false;
2145 connector->doublescan_allowed = false;
2147 case DRM_MODE_CONNECTOR_LVDS:
2148 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2149 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2150 if (i2c_bus->valid) {
2151 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2152 if (!radeon_connector->ddc_bus)
2153 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2155 drm_object_attach_property(&radeon_connector->base.base,
2156 dev->mode_config.scaling_mode_property,
2157 DRM_MODE_SCALE_FULLSCREEN);
2158 subpixel_order = SubPixelHorizontalRGB;
2159 connector->interlace_allowed = false;
2160 connector->doublescan_allowed = false;
2164 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2166 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2168 connector->polled = DRM_CONNECTOR_POLL_HPD;
2169 connector->display_info.subpixel_order = subpixel_order;
2170 drm_sysfs_connector_add(connector);