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
26 * $FreeBSD: head/sys/dev/drm2/radeon/radeon_connectors.c 254885 2013-08-25 19:37:15Z dumbbell $
30 #include <drm/drm_edid.h>
31 #include <drm/drm_crtc_helper.h>
32 #include <drm/drm_fb_helper.h>
33 #include <uapi_drm/radeon_drm.h>
37 void radeon_connector_hotplug(struct drm_connector *connector)
39 struct drm_device *dev = connector->dev;
40 struct radeon_device *rdev = dev->dev_private;
41 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
43 /* bail if the connector does not have hpd pin, e.g.,
46 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
49 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
51 /* if the connector is already off, don't turn it back on */
52 if (connector->dpms != DRM_MODE_DPMS_ON)
55 /* just deal with DP (not eDP) here. */
56 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
57 struct radeon_connector_atom_dig *dig_connector =
58 radeon_connector->con_priv;
60 /* if existing sink type was not DP no need to retrain */
61 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
64 /* first get sink type as it may be reset after (un)plug */
65 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
66 /* don't do anything if sink is not display port, i.e.,
67 * passive dp->(dvi|hdmi) adaptor
69 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
70 int saved_dpms = connector->dpms;
71 /* Only turn off the display if it's physically disconnected */
72 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
73 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
74 } else if (radeon_dp_needs_link_train(radeon_connector)) {
75 /* set it to OFF so that drm_helper_connector_dpms()
76 * won't return immediately since the current state
77 * is ON at this point.
79 connector->dpms = DRM_MODE_DPMS_OFF;
80 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
82 connector->dpms = saved_dpms;
87 static void radeon_property_change_mode(struct drm_encoder *encoder)
89 struct drm_crtc *crtc = encoder->crtc;
91 if (crtc && crtc->enabled) {
92 drm_crtc_helper_set_mode(crtc, &crtc->mode,
93 crtc->x, crtc->y, crtc->fb);
97 int radeon_get_monitor_bpc(struct drm_connector *connector)
99 struct drm_device *dev = connector->dev;
100 struct radeon_device *rdev = dev->dev_private;
101 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
102 struct radeon_connector_atom_dig *dig_connector;
105 switch (connector->connector_type) {
106 case DRM_MODE_CONNECTOR_DVII:
107 case DRM_MODE_CONNECTOR_HDMIB:
108 if (radeon_connector->use_digital) {
109 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
110 if (connector->display_info.bpc)
111 bpc = connector->display_info.bpc;
115 case DRM_MODE_CONNECTOR_DVID:
116 case DRM_MODE_CONNECTOR_HDMIA:
117 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
118 if (connector->display_info.bpc)
119 bpc = connector->display_info.bpc;
122 case DRM_MODE_CONNECTOR_DisplayPort:
123 dig_connector = radeon_connector->con_priv;
124 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
125 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
126 drm_detect_hdmi_monitor(radeon_connector->edid)) {
127 if (connector->display_info.bpc)
128 bpc = connector->display_info.bpc;
131 case DRM_MODE_CONNECTOR_eDP:
132 case DRM_MODE_CONNECTOR_LVDS:
133 if (connector->display_info.bpc)
134 bpc = connector->display_info.bpc;
135 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
136 struct drm_connector_helper_funcs *connector_funcs =
137 connector->helper_private;
138 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
139 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
140 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
142 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
144 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
153 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
155 struct drm_device *dev = connector->dev;
156 struct radeon_device *rdev = dev->dev_private;
157 struct drm_encoder *best_encoder = NULL;
158 struct drm_encoder *encoder = NULL;
159 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
160 struct drm_mode_object *obj;
164 best_encoder = connector_funcs->best_encoder(connector);
166 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
167 if (connector->encoder_ids[i] == 0)
170 obj = drm_mode_object_find(connector->dev,
171 connector->encoder_ids[i],
172 DRM_MODE_OBJECT_ENCODER);
176 encoder = obj_to_encoder(obj);
178 if ((encoder == best_encoder) && (status == connector_status_connected))
183 if (rdev->is_atom_bios)
184 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
186 radeon_combios_connected_scratch_regs(connector, encoder, connected);
191 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
193 struct drm_mode_object *obj;
194 struct drm_encoder *encoder;
197 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
198 if (connector->encoder_ids[i] == 0)
201 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
205 encoder = obj_to_encoder(obj);
206 if (encoder->encoder_type == encoder_type)
212 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
214 int enc_id = connector->encoder_ids[0];
215 struct drm_mode_object *obj;
216 struct drm_encoder *encoder;
218 /* pick the encoder ids */
220 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
223 encoder = obj_to_encoder(obj);
230 * radeon_connector_analog_encoder_conflict_solve
231 * - search for other connectors sharing this encoder
232 * if priority is true, then set them disconnected if this is connected
233 * if priority is false, set us disconnected if they are connected
235 static enum drm_connector_status
236 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
237 struct drm_encoder *encoder,
238 enum drm_connector_status current_status,
241 struct drm_device *dev = connector->dev;
242 struct drm_connector *conflict;
243 struct radeon_connector *radeon_conflict;
246 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
247 if (conflict == connector)
250 radeon_conflict = to_radeon_connector(conflict);
251 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
252 if (conflict->encoder_ids[i] == 0)
255 /* if the IDs match */
256 if (conflict->encoder_ids[i] == encoder->base.id) {
257 if (conflict->status != connector_status_connected)
260 if (radeon_conflict->use_digital)
263 if (priority == true) {
264 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
265 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
266 conflict->status = connector_status_disconnected;
267 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
269 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
270 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
271 current_status = connector_status_disconnected;
277 return current_status;
281 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
283 struct drm_device *dev = encoder->dev;
284 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
285 struct drm_display_mode *mode = NULL;
286 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
288 if (native_mode->hdisplay != 0 &&
289 native_mode->vdisplay != 0 &&
290 native_mode->clock != 0) {
291 mode = drm_mode_duplicate(dev, native_mode);
292 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
293 drm_mode_set_name(mode);
295 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
296 } else if (native_mode->hdisplay != 0 &&
297 native_mode->vdisplay != 0) {
298 /* mac laptops without an edid */
299 /* Note that this is not necessarily the exact panel mode,
300 * but an approximation based on the cvt formula. For these
301 * systems we should ideally read the mode info out of the
302 * registers or add a mode table, but this works and is much
305 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
306 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
307 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
312 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
314 struct drm_device *dev = encoder->dev;
315 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
316 struct drm_display_mode *mode = NULL;
317 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
322 } common_modes[17] = {
342 for (i = 0; i < 17; i++) {
343 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
344 if (common_modes[i].w > 1024 ||
345 common_modes[i].h > 768)
348 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
349 if (common_modes[i].w > native_mode->hdisplay ||
350 common_modes[i].h > native_mode->vdisplay ||
351 (common_modes[i].w == native_mode->hdisplay &&
352 common_modes[i].h == native_mode->vdisplay))
355 if (common_modes[i].w < 320 || common_modes[i].h < 200)
358 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
359 drm_mode_probed_add(connector, mode);
363 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
366 struct drm_device *dev = connector->dev;
367 struct radeon_device *rdev = dev->dev_private;
368 struct drm_encoder *encoder;
369 struct radeon_encoder *radeon_encoder;
371 if (property == rdev->mode_info.coherent_mode_property) {
372 struct radeon_encoder_atom_dig *dig;
373 bool new_coherent_mode;
375 /* need to find digital encoder on connector */
376 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
380 radeon_encoder = to_radeon_encoder(encoder);
382 if (!radeon_encoder->enc_priv)
385 dig = radeon_encoder->enc_priv;
386 new_coherent_mode = val ? true : false;
387 if (dig->coherent_mode != new_coherent_mode) {
388 dig->coherent_mode = new_coherent_mode;
389 radeon_property_change_mode(&radeon_encoder->base);
393 if (property == rdev->mode_info.underscan_property) {
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_encoder->underscan_type != val) {
402 radeon_encoder->underscan_type = val;
403 radeon_property_change_mode(&radeon_encoder->base);
407 if (property == rdev->mode_info.underscan_hborder_property) {
408 /* need to find digital encoder on connector */
409 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
413 radeon_encoder = to_radeon_encoder(encoder);
415 if (radeon_encoder->underscan_hborder != val) {
416 radeon_encoder->underscan_hborder = val;
417 radeon_property_change_mode(&radeon_encoder->base);
421 if (property == rdev->mode_info.underscan_vborder_property) {
422 /* need to find digital encoder on connector */
423 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
427 radeon_encoder = to_radeon_encoder(encoder);
429 if (radeon_encoder->underscan_vborder != val) {
430 radeon_encoder->underscan_vborder = val;
431 radeon_property_change_mode(&radeon_encoder->base);
435 if (property == rdev->mode_info.tv_std_property) {
436 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
438 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
444 radeon_encoder = to_radeon_encoder(encoder);
445 if (!radeon_encoder->enc_priv)
447 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
448 struct radeon_encoder_atom_dac *dac_int;
449 dac_int = radeon_encoder->enc_priv;
450 dac_int->tv_std = val;
452 struct radeon_encoder_tv_dac *dac_int;
453 dac_int = radeon_encoder->enc_priv;
454 dac_int->tv_std = val;
456 radeon_property_change_mode(&radeon_encoder->base);
459 if (property == rdev->mode_info.load_detect_property) {
460 struct radeon_connector *radeon_connector =
461 to_radeon_connector(connector);
464 radeon_connector->dac_load_detect = false;
466 radeon_connector->dac_load_detect = true;
469 if (property == rdev->mode_info.tmds_pll_property) {
470 struct radeon_encoder_int_tmds *tmds = NULL;
472 /* need to find digital encoder on connector */
473 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
477 radeon_encoder = to_radeon_encoder(encoder);
479 tmds = radeon_encoder->enc_priv;
484 if (rdev->is_atom_bios)
485 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
487 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
489 if (val == 1 || ret == false) {
490 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
492 radeon_property_change_mode(&radeon_encoder->base);
498 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
499 struct drm_connector *connector)
501 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
502 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
503 struct drm_display_mode *t, *mode;
505 /* If the EDID preferred mode doesn't match the native mode, use it */
506 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
507 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
508 if (mode->hdisplay != native_mode->hdisplay ||
509 mode->vdisplay != native_mode->vdisplay)
510 memcpy(native_mode, mode, sizeof(*mode));
514 /* Try to get native mode details from EDID if necessary */
515 if (!native_mode->clock) {
516 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
517 if (mode->hdisplay == native_mode->hdisplay &&
518 mode->vdisplay == native_mode->vdisplay) {
519 *native_mode = *mode;
520 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
521 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
527 if (!native_mode->clock) {
528 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
529 radeon_encoder->rmx_type = RMX_OFF;
533 static int radeon_lvds_get_modes(struct drm_connector *connector)
535 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
536 struct drm_encoder *encoder;
538 struct drm_display_mode *mode;
540 if (radeon_connector->ddc_bus) {
541 ret = radeon_ddc_get_modes(radeon_connector);
543 encoder = radeon_best_single_encoder(connector);
545 radeon_fixup_lvds_native_mode(encoder, connector);
546 /* add scaled modes */
547 radeon_add_common_modes(encoder, connector);
553 encoder = radeon_best_single_encoder(connector);
557 /* we have no EDID modes */
558 mode = radeon_fp_native_mode(encoder);
561 drm_mode_probed_add(connector, mode);
562 /* add the width/height from vbios tables if available */
563 connector->display_info.width_mm = mode->width_mm;
564 connector->display_info.height_mm = mode->height_mm;
565 /* add scaled modes */
566 radeon_add_common_modes(encoder, connector);
572 static int radeon_lvds_mode_valid(struct drm_connector *connector,
573 struct drm_display_mode *mode)
575 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
577 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
581 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
582 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
584 /* AVIVO hardware supports downscaling modes larger than the panel
585 * to the panel size, but I'm not sure this is desirable.
587 if ((mode->hdisplay > native_mode->hdisplay) ||
588 (mode->vdisplay > native_mode->vdisplay))
591 /* if scaling is disabled, block non-native modes */
592 if (radeon_encoder->rmx_type == RMX_OFF) {
593 if ((mode->hdisplay != native_mode->hdisplay) ||
594 (mode->vdisplay != native_mode->vdisplay))
602 static enum drm_connector_status
603 radeon_lvds_detect(struct drm_connector *connector, bool force)
605 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
606 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
607 enum drm_connector_status ret = connector_status_disconnected;
610 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
611 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
613 /* check if panel is valid */
614 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
615 ret = connector_status_connected;
619 /* check for edid as well */
620 if (radeon_connector->edid)
621 ret = connector_status_connected;
623 if (radeon_connector->ddc_bus) {
624 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
625 radeon_connector->ddc_bus->adapter);
626 if (radeon_connector->edid)
627 ret = connector_status_connected;
630 /* check acpi lid status ??? */
632 radeon_connector_update_scratch_regs(connector, ret);
636 static void radeon_connector_destroy(struct drm_connector *connector)
638 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
640 if (radeon_connector->edid)
641 drm_free(radeon_connector->edid, M_DRM);
642 drm_free(radeon_connector->con_priv, M_DRM);
644 drm_sysfs_connector_remove(connector);
645 #endif /* DUMBBELL_WIP */
646 drm_connector_cleanup(connector);
647 drm_free(connector, M_DRM);
650 static int radeon_lvds_set_property(struct drm_connector *connector,
651 struct drm_property *property,
654 struct drm_device *dev = connector->dev;
655 struct radeon_encoder *radeon_encoder;
656 enum radeon_rmx_type rmx_type;
659 if (property != dev->mode_config.scaling_mode_property)
662 if (connector->encoder)
663 radeon_encoder = to_radeon_encoder(connector->encoder);
665 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
666 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
670 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
671 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
672 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
674 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
676 if (radeon_encoder->rmx_type == rmx_type)
679 radeon_encoder->rmx_type = rmx_type;
681 radeon_property_change_mode(&radeon_encoder->base);
686 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
687 .get_modes = radeon_lvds_get_modes,
688 .mode_valid = radeon_lvds_mode_valid,
689 .best_encoder = radeon_best_single_encoder,
692 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
693 .dpms = drm_helper_connector_dpms,
694 .detect = radeon_lvds_detect,
695 .fill_modes = drm_helper_probe_single_connector_modes,
696 .destroy = radeon_connector_destroy,
697 .set_property = radeon_lvds_set_property,
700 static int radeon_vga_get_modes(struct drm_connector *connector)
702 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
705 ret = radeon_ddc_get_modes(radeon_connector);
710 static int radeon_vga_mode_valid(struct drm_connector *connector,
711 struct drm_display_mode *mode)
713 struct drm_device *dev = connector->dev;
714 struct radeon_device *rdev = dev->dev_private;
716 /* XXX check mode bandwidth */
718 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
719 return MODE_CLOCK_HIGH;
724 static enum drm_connector_status
725 radeon_vga_detect(struct drm_connector *connector, bool force)
727 struct drm_device *dev = connector->dev;
728 struct radeon_device *rdev = dev->dev_private;
729 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
730 struct drm_encoder *encoder;
731 struct drm_encoder_helper_funcs *encoder_funcs;
733 enum drm_connector_status ret = connector_status_disconnected;
735 encoder = radeon_best_single_encoder(connector);
737 ret = connector_status_disconnected;
739 if (radeon_connector->ddc_bus)
740 dret = radeon_ddc_probe(radeon_connector, false);
742 radeon_connector->detected_by_load = false;
743 if (radeon_connector->edid) {
744 drm_free(radeon_connector->edid, M_DRM);
745 radeon_connector->edid = NULL;
747 radeon_connector->edid = drm_get_edid(&radeon_connector->base, radeon_connector->ddc_bus->adapter);
749 if (!radeon_connector->edid) {
750 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
751 drm_get_connector_name(connector));
752 ret = connector_status_connected;
754 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
756 /* some oems have boards with separate digital and analog connectors
757 * with a shared ddc line (often vga + hdmi)
759 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
760 drm_free(radeon_connector->edid, M_DRM);
761 radeon_connector->edid = NULL;
762 ret = connector_status_disconnected;
764 ret = connector_status_connected;
768 /* if we aren't forcing don't do destructive polling */
770 /* only return the previous status if we last
771 * detected a monitor via load.
773 if (radeon_connector->detected_by_load)
774 return connector->status;
779 if (radeon_connector->dac_load_detect && encoder) {
780 encoder_funcs = encoder->helper_private;
781 ret = encoder_funcs->detect(encoder, connector);
782 if (ret != connector_status_disconnected)
783 radeon_connector->detected_by_load = true;
787 if (ret == connector_status_connected)
788 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
790 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
791 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
792 * by other means, assume the CRT is connected and use that EDID.
794 if ((!rdev->is_atom_bios) &&
795 (ret == connector_status_disconnected) &&
796 rdev->mode_info.bios_hardcoded_edid_size) {
797 ret = connector_status_connected;
800 radeon_connector_update_scratch_regs(connector, ret);
804 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
805 .get_modes = radeon_vga_get_modes,
806 .mode_valid = radeon_vga_mode_valid,
807 .best_encoder = radeon_best_single_encoder,
810 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
811 .dpms = drm_helper_connector_dpms,
812 .detect = radeon_vga_detect,
813 .fill_modes = drm_helper_probe_single_connector_modes,
814 .destroy = radeon_connector_destroy,
815 .set_property = radeon_connector_set_property,
818 static int radeon_tv_get_modes(struct drm_connector *connector)
820 struct drm_device *dev = connector->dev;
821 struct radeon_device *rdev = dev->dev_private;
822 struct drm_display_mode *tv_mode;
823 struct drm_encoder *encoder;
825 encoder = radeon_best_single_encoder(connector);
829 /* avivo chips can scale any mode */
830 if (rdev->family >= CHIP_RS600)
831 /* add scaled modes */
832 radeon_add_common_modes(encoder, connector);
834 /* only 800x600 is supported right now on pre-avivo chips */
835 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
836 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
837 drm_mode_probed_add(connector, tv_mode);
842 static int radeon_tv_mode_valid(struct drm_connector *connector,
843 struct drm_display_mode *mode)
845 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
846 return MODE_CLOCK_RANGE;
850 static enum drm_connector_status
851 radeon_tv_detect(struct drm_connector *connector, bool force)
853 struct drm_encoder *encoder;
854 struct drm_encoder_helper_funcs *encoder_funcs;
855 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
856 enum drm_connector_status ret = connector_status_disconnected;
858 if (!radeon_connector->dac_load_detect)
861 encoder = radeon_best_single_encoder(connector);
863 ret = connector_status_disconnected;
865 encoder_funcs = encoder->helper_private;
866 ret = encoder_funcs->detect(encoder, connector);
868 if (ret == connector_status_connected)
869 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
870 radeon_connector_update_scratch_regs(connector, ret);
874 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
875 .get_modes = radeon_tv_get_modes,
876 .mode_valid = radeon_tv_mode_valid,
877 .best_encoder = radeon_best_single_encoder,
880 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
881 .dpms = drm_helper_connector_dpms,
882 .detect = radeon_tv_detect,
883 .fill_modes = drm_helper_probe_single_connector_modes,
884 .destroy = radeon_connector_destroy,
885 .set_property = radeon_connector_set_property,
888 static int radeon_dvi_get_modes(struct drm_connector *connector)
890 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
893 ret = radeon_ddc_get_modes(radeon_connector);
897 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
899 struct drm_device *dev = connector->dev;
900 struct radeon_device *rdev = dev->dev_private;
901 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
902 enum drm_connector_status status;
904 /* We only trust HPD on R600 and newer ASICS. */
905 if (rdev->family >= CHIP_R600
906 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
907 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
908 status = connector_status_connected;
910 status = connector_status_disconnected;
911 if (connector->status == status)
920 * Do a DDC probe, if DDC probe passes, get the full EDID so
921 * we can do analog/digital monitor detection at this point.
922 * If the monitor is an analog monitor or we got no DDC,
923 * we need to find the DAC encoder object for this connector.
924 * If we got no DDC, we do load detection on the DAC encoder object.
925 * If we got analog DDC or load detection passes on the DAC encoder
926 * we have to check if this analog encoder is shared with anyone else (TV)
927 * if its shared we have to set the other connector to disconnected.
929 static enum drm_connector_status
930 radeon_dvi_detect(struct drm_connector *connector, bool force)
932 struct drm_device *dev = connector->dev;
933 struct radeon_device *rdev = dev->dev_private;
934 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
935 struct drm_encoder *encoder = NULL;
936 struct drm_encoder_helper_funcs *encoder_funcs;
937 struct drm_mode_object *obj;
939 enum drm_connector_status ret = connector_status_disconnected;
940 bool dret = false, broken_edid = false;
942 if (!force && radeon_check_hpd_status_unchanged(connector))
943 return connector->status;
945 if (radeon_connector->ddc_bus)
946 dret = radeon_ddc_probe(radeon_connector, false);
948 radeon_connector->detected_by_load = false;
949 if (radeon_connector->edid) {
950 drm_free(radeon_connector->edid, M_DRM);
951 radeon_connector->edid = NULL;
953 radeon_connector->edid = drm_get_edid(&radeon_connector->base, radeon_connector->ddc_bus->adapter);
955 if (!radeon_connector->edid) {
956 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
957 drm_get_connector_name(connector));
958 /* rs690 seems to have a problem with connectors not existing and always
959 * return a block of 0's. If we see this just stop polling on this output */
960 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
961 ret = connector_status_disconnected;
962 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
963 radeon_connector->ddc_bus = NULL;
965 ret = connector_status_connected;
966 broken_edid = true; /* defer use_digital to later */
969 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
971 /* some oems have boards with separate digital and analog connectors
972 * with a shared ddc line (often vga + hdmi)
974 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
975 drm_free(radeon_connector->edid, M_DRM);
976 radeon_connector->edid = NULL;
977 ret = connector_status_disconnected;
979 ret = connector_status_connected;
981 /* This gets complicated. We have boards with VGA + HDMI with a
982 * shared DDC line and we have boards with DVI-D + HDMI with a shared
983 * DDC line. The latter is more complex because with DVI<->HDMI adapters
984 * you don't really know what's connected to which port as both are digital.
986 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
987 struct drm_connector *list_connector;
988 struct radeon_connector *list_radeon_connector;
989 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
990 if (connector == list_connector)
992 list_radeon_connector = to_radeon_connector(list_connector);
993 if (list_radeon_connector->shared_ddc &&
994 (list_radeon_connector->ddc_bus->rec.i2c_id ==
995 radeon_connector->ddc_bus->rec.i2c_id)) {
996 /* cases where both connectors are digital */
997 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
998 /* hpd is our only option in this case */
999 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1000 drm_free(radeon_connector->edid,
1002 radeon_connector->edid = NULL;
1003 ret = connector_status_disconnected;
1012 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1015 /* DVI-D and HDMI-A are digital only */
1016 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1017 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1020 /* if we aren't forcing don't do destructive polling */
1022 /* only return the previous status if we last
1023 * detected a monitor via load.
1025 if (radeon_connector->detected_by_load)
1026 ret = connector->status;
1030 /* find analog encoder */
1031 if (radeon_connector->dac_load_detect) {
1032 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1033 if (connector->encoder_ids[i] == 0)
1036 obj = drm_mode_object_find(connector->dev,
1037 connector->encoder_ids[i],
1038 DRM_MODE_OBJECT_ENCODER);
1042 encoder = obj_to_encoder(obj);
1044 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1045 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1048 encoder_funcs = encoder->helper_private;
1049 if (encoder_funcs->detect) {
1051 if (ret != connector_status_connected) {
1052 /* deal with analog monitors without DDC */
1053 ret = encoder_funcs->detect(encoder, connector);
1054 if (ret == connector_status_connected) {
1055 radeon_connector->use_digital = false;
1057 if (ret != connector_status_disconnected)
1058 radeon_connector->detected_by_load = true;
1061 enum drm_connector_status lret;
1062 /* assume digital unless load detected otherwise */
1063 radeon_connector->use_digital = true;
1064 lret = encoder_funcs->detect(encoder, connector);
1065 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1066 if (lret == connector_status_connected)
1067 radeon_connector->use_digital = false;
1074 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1076 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1079 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1080 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1081 * by other means, assume the DFP is connected and use that EDID. In most
1082 * cases the DVI port is actually a virtual KVM port connected to the service
1086 if ((!rdev->is_atom_bios) &&
1087 (ret == connector_status_disconnected) &&
1088 rdev->mode_info.bios_hardcoded_edid_size) {
1089 radeon_connector->use_digital = true;
1090 ret = connector_status_connected;
1093 /* updated in get modes as well since we need to know if it's analog or digital */
1094 radeon_connector_update_scratch_regs(connector, ret);
1098 /* okay need to be smart in here about which encoder to pick */
1099 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1101 int enc_id = connector->encoder_ids[0];
1102 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1103 struct drm_mode_object *obj;
1104 struct drm_encoder *encoder;
1106 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1107 if (connector->encoder_ids[i] == 0)
1110 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1114 encoder = obj_to_encoder(obj);
1116 if (radeon_connector->use_digital == true) {
1117 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1120 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1121 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1126 /* see if we have a default encoder TODO */
1128 /* then check use digitial */
1129 /* pick the first one */
1131 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1134 encoder = obj_to_encoder(obj);
1140 static void radeon_dvi_force(struct drm_connector *connector)
1142 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1143 if (connector->force == DRM_FORCE_ON)
1144 radeon_connector->use_digital = false;
1145 if (connector->force == DRM_FORCE_ON_DIGITAL)
1146 radeon_connector->use_digital = true;
1149 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1150 struct drm_display_mode *mode)
1152 struct drm_device *dev = connector->dev;
1153 struct radeon_device *rdev = dev->dev_private;
1154 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1156 /* XXX check mode bandwidth */
1158 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1159 if (radeon_connector->use_digital &&
1160 (rdev->family == CHIP_RV100) &&
1161 (mode->clock > 135000))
1162 return MODE_CLOCK_HIGH;
1164 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1165 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1166 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1167 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1169 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1170 if (ASIC_IS_DCE6(rdev)) {
1171 /* HDMI 1.3+ supports max clock of 340 Mhz */
1172 if (mode->clock > 340000)
1173 return MODE_CLOCK_HIGH;
1177 return MODE_CLOCK_HIGH;
1179 return MODE_CLOCK_HIGH;
1182 /* check against the max pixel clock */
1183 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1184 return MODE_CLOCK_HIGH;
1189 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1190 .get_modes = radeon_dvi_get_modes,
1191 .mode_valid = radeon_dvi_mode_valid,
1192 .best_encoder = radeon_dvi_encoder,
1195 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1196 .dpms = drm_helper_connector_dpms,
1197 .detect = radeon_dvi_detect,
1198 .fill_modes = drm_helper_probe_single_connector_modes,
1199 .set_property = radeon_connector_set_property,
1200 .destroy = radeon_connector_destroy,
1201 .force = radeon_dvi_force,
1204 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1206 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1207 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1209 if (radeon_connector->edid)
1210 drm_free(radeon_connector->edid, M_DRM);
1211 if (radeon_dig_connector->dp_i2c_bus)
1212 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1213 drm_free(radeon_connector->con_priv, M_DRM);
1215 drm_sysfs_connector_remove(connector);
1216 #endif /* DUMBBELL_WIP */
1217 drm_connector_cleanup(connector);
1218 drm_free(connector, M_DRM);
1221 static int radeon_dp_get_modes(struct drm_connector *connector)
1223 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1224 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1225 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1228 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1229 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1230 struct drm_display_mode *mode;
1232 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1233 if (!radeon_dig_connector->edp_on)
1234 atombios_set_edp_panel_power(connector,
1235 ATOM_TRANSMITTER_ACTION_POWER_ON);
1236 ret = radeon_ddc_get_modes(radeon_connector);
1237 if (!radeon_dig_connector->edp_on)
1238 atombios_set_edp_panel_power(connector,
1239 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1241 /* need to setup ddc on the bridge */
1242 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1243 ENCODER_OBJECT_ID_NONE) {
1245 radeon_atom_ext_encoder_setup_ddc(encoder);
1247 ret = radeon_ddc_get_modes(radeon_connector);
1252 radeon_fixup_lvds_native_mode(encoder, connector);
1253 /* add scaled modes */
1254 radeon_add_common_modes(encoder, connector);
1262 /* we have no EDID modes */
1263 mode = radeon_fp_native_mode(encoder);
1266 drm_mode_probed_add(connector, mode);
1267 /* add the width/height from vbios tables if available */
1268 connector->display_info.width_mm = mode->width_mm;
1269 connector->display_info.height_mm = mode->height_mm;
1270 /* add scaled modes */
1271 radeon_add_common_modes(encoder, connector);
1274 /* need to setup ddc on the bridge */
1275 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1276 ENCODER_OBJECT_ID_NONE) {
1278 radeon_atom_ext_encoder_setup_ddc(encoder);
1280 ret = radeon_ddc_get_modes(radeon_connector);
1286 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1288 struct drm_mode_object *obj;
1289 struct drm_encoder *encoder;
1290 struct radeon_encoder *radeon_encoder;
1293 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1294 if (connector->encoder_ids[i] == 0)
1297 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1301 encoder = obj_to_encoder(obj);
1302 radeon_encoder = to_radeon_encoder(encoder);
1304 switch (radeon_encoder->encoder_id) {
1305 case ENCODER_OBJECT_ID_TRAVIS:
1306 case ENCODER_OBJECT_ID_NUTMEG:
1307 return radeon_encoder->encoder_id;
1313 return ENCODER_OBJECT_ID_NONE;
1316 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1318 struct drm_mode_object *obj;
1319 struct drm_encoder *encoder;
1320 struct radeon_encoder *radeon_encoder;
1324 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1325 if (connector->encoder_ids[i] == 0)
1328 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1332 encoder = obj_to_encoder(obj);
1333 radeon_encoder = to_radeon_encoder(encoder);
1334 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1341 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1343 struct drm_device *dev = connector->dev;
1344 struct radeon_device *rdev = dev->dev_private;
1346 if (ASIC_IS_DCE5(rdev) &&
1347 (rdev->clock.dp_extclk >= 53900) &&
1348 radeon_connector_encoder_is_hbr2(connector)) {
1355 static enum drm_connector_status
1356 radeon_dp_detect(struct drm_connector *connector, bool force)
1358 struct drm_device *dev = connector->dev;
1359 struct radeon_device *rdev = dev->dev_private;
1360 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1361 enum drm_connector_status ret = connector_status_disconnected;
1362 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1363 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1365 if (!force && radeon_check_hpd_status_unchanged(connector))
1366 return connector->status;
1368 if (radeon_connector->edid) {
1369 drm_free(radeon_connector->edid, M_DRM);
1370 radeon_connector->edid = NULL;
1373 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1374 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1376 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1377 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1379 /* check if panel is valid */
1380 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1381 ret = connector_status_connected;
1383 /* eDP is always DP */
1384 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1385 if (!radeon_dig_connector->edp_on)
1386 atombios_set_edp_panel_power(connector,
1387 ATOM_TRANSMITTER_ACTION_POWER_ON);
1388 if (radeon_dp_getdpcd(radeon_connector))
1389 ret = connector_status_connected;
1390 if (!radeon_dig_connector->edp_on)
1391 atombios_set_edp_panel_power(connector,
1392 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1393 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1394 ENCODER_OBJECT_ID_NONE) {
1395 /* DP bridges are always DP */
1396 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1397 /* get the DPCD from the bridge */
1398 radeon_dp_getdpcd(radeon_connector);
1401 /* setup ddc on the bridge */
1402 radeon_atom_ext_encoder_setup_ddc(encoder);
1403 /* bridge chips are always aux */
1404 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1405 ret = connector_status_connected;
1406 else if (radeon_connector->dac_load_detect) { /* try load detection */
1407 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1408 ret = encoder_funcs->detect(encoder, connector);
1412 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1413 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1414 ret = connector_status_connected;
1415 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1416 radeon_dp_getdpcd(radeon_connector);
1418 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1419 if (radeon_dp_getdpcd(radeon_connector))
1420 ret = connector_status_connected;
1422 /* try non-aux ddc (DP to DVI/HMDI/etc. adapter) */
1423 if (radeon_ddc_probe(radeon_connector, false))
1424 ret = connector_status_connected;
1429 radeon_connector_update_scratch_regs(connector, ret);
1433 static int radeon_dp_mode_valid(struct drm_connector *connector,
1434 struct drm_display_mode *mode)
1436 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1437 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1439 /* XXX check mode bandwidth */
1441 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1442 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1443 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1445 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1449 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1450 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1452 /* AVIVO hardware supports downscaling modes larger than the panel
1453 * to the panel size, but I'm not sure this is desirable.
1455 if ((mode->hdisplay > native_mode->hdisplay) ||
1456 (mode->vdisplay > native_mode->vdisplay))
1459 /* if scaling is disabled, block non-native modes */
1460 if (radeon_encoder->rmx_type == RMX_OFF) {
1461 if ((mode->hdisplay != native_mode->hdisplay) ||
1462 (mode->vdisplay != native_mode->vdisplay))
1468 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1469 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1470 return radeon_dp_mode_valid_helper(connector, mode);
1476 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1477 .get_modes = radeon_dp_get_modes,
1478 .mode_valid = radeon_dp_mode_valid,
1479 .best_encoder = radeon_dvi_encoder,
1482 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1483 .dpms = drm_helper_connector_dpms,
1484 .detect = radeon_dp_detect,
1485 .fill_modes = drm_helper_probe_single_connector_modes,
1486 .set_property = radeon_connector_set_property,
1487 .destroy = radeon_dp_connector_destroy,
1488 .force = radeon_dvi_force,
1492 radeon_add_atom_connector(struct drm_device *dev,
1493 uint32_t connector_id,
1494 uint32_t supported_device,
1496 struct radeon_i2c_bus_rec *i2c_bus,
1497 uint32_t igp_lane_info,
1498 uint16_t connector_object_id,
1499 struct radeon_hpd *hpd,
1500 struct radeon_router *router)
1502 struct radeon_device *rdev = dev->dev_private;
1503 struct drm_connector *connector;
1504 struct radeon_connector *radeon_connector;
1505 struct radeon_connector_atom_dig *radeon_dig_connector;
1506 struct drm_encoder *encoder;
1507 struct radeon_encoder *radeon_encoder;
1508 uint32_t subpixel_order = SubPixelNone;
1509 bool shared_ddc = false;
1510 bool is_dp_bridge = false;
1512 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1515 /* if the user selected tv=0 don't try and add the connector */
1516 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1517 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1518 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1522 /* see if we already added it */
1523 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1524 radeon_connector = to_radeon_connector(connector);
1525 if (radeon_connector->connector_id == connector_id) {
1526 radeon_connector->devices |= supported_device;
1529 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1530 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1531 radeon_connector->shared_ddc = true;
1534 if (radeon_connector->router_bus && router->ddc_valid &&
1535 (radeon_connector->router.router_id == router->router_id)) {
1536 radeon_connector->shared_ddc = false;
1542 /* check if it's a dp bridge */
1543 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1544 radeon_encoder = to_radeon_encoder(encoder);
1545 if (radeon_encoder->devices & supported_device) {
1546 switch (radeon_encoder->encoder_id) {
1547 case ENCODER_OBJECT_ID_TRAVIS:
1548 case ENCODER_OBJECT_ID_NUTMEG:
1549 is_dp_bridge = true;
1557 radeon_connector = kmalloc(sizeof(struct radeon_connector),
1558 M_DRM, M_ZERO | M_WAITOK);
1559 if (!radeon_connector)
1562 connector = &radeon_connector->base;
1564 radeon_connector->connector_id = connector_id;
1565 radeon_connector->devices = supported_device;
1566 radeon_connector->shared_ddc = shared_ddc;
1567 radeon_connector->connector_object_id = connector_object_id;
1568 radeon_connector->hpd = *hpd;
1570 radeon_connector->router = *router;
1571 if (router->ddc_valid || router->cd_valid) {
1572 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1573 if (!radeon_connector->router_bus)
1574 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1578 radeon_dig_connector = kmalloc(sizeof(struct radeon_connector_atom_dig),
1579 M_DRM, M_ZERO | M_WAITOK);
1580 if (!radeon_dig_connector)
1582 radeon_dig_connector->igp_lane_info = igp_lane_info;
1583 radeon_connector->con_priv = radeon_dig_connector;
1584 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1585 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1586 if (i2c_bus->valid) {
1587 /* add DP i2c bus */
1588 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1589 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1591 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1592 if (!radeon_dig_connector->dp_i2c_bus)
1593 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1594 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1595 if (!radeon_connector->ddc_bus)
1596 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1598 switch (connector_type) {
1599 case DRM_MODE_CONNECTOR_VGA:
1600 case DRM_MODE_CONNECTOR_DVIA:
1602 connector->interlace_allowed = true;
1603 connector->doublescan_allowed = true;
1604 radeon_connector->dac_load_detect = true;
1605 drm_object_attach_property(&radeon_connector->base.base,
1606 rdev->mode_info.load_detect_property,
1609 case DRM_MODE_CONNECTOR_DVII:
1610 case DRM_MODE_CONNECTOR_DVID:
1611 case DRM_MODE_CONNECTOR_HDMIA:
1612 case DRM_MODE_CONNECTOR_HDMIB:
1613 case DRM_MODE_CONNECTOR_DisplayPort:
1614 drm_object_attach_property(&radeon_connector->base.base,
1615 rdev->mode_info.underscan_property,
1617 drm_object_attach_property(&radeon_connector->base.base,
1618 rdev->mode_info.underscan_hborder_property,
1620 drm_object_attach_property(&radeon_connector->base.base,
1621 rdev->mode_info.underscan_vborder_property,
1623 subpixel_order = SubPixelHorizontalRGB;
1624 connector->interlace_allowed = true;
1625 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1626 connector->doublescan_allowed = true;
1628 connector->doublescan_allowed = false;
1629 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1630 radeon_connector->dac_load_detect = true;
1631 drm_object_attach_property(&radeon_connector->base.base,
1632 rdev->mode_info.load_detect_property,
1636 case DRM_MODE_CONNECTOR_LVDS:
1637 case DRM_MODE_CONNECTOR_eDP:
1638 drm_object_attach_property(&radeon_connector->base.base,
1639 dev->mode_config.scaling_mode_property,
1640 DRM_MODE_SCALE_FULLSCREEN);
1641 subpixel_order = SubPixelHorizontalRGB;
1642 connector->interlace_allowed = false;
1643 connector->doublescan_allowed = false;
1647 switch (connector_type) {
1648 case DRM_MODE_CONNECTOR_VGA:
1649 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1650 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1651 if (i2c_bus->valid) {
1652 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1653 if (!radeon_connector->ddc_bus)
1654 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1656 radeon_connector->dac_load_detect = true;
1657 drm_object_attach_property(&radeon_connector->base.base,
1658 rdev->mode_info.load_detect_property,
1660 /* no HPD on analog connectors */
1661 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1662 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1663 connector->interlace_allowed = true;
1664 connector->doublescan_allowed = true;
1666 case DRM_MODE_CONNECTOR_DVIA:
1667 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1668 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1669 if (i2c_bus->valid) {
1670 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1671 if (!radeon_connector->ddc_bus)
1672 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1674 radeon_connector->dac_load_detect = true;
1675 drm_object_attach_property(&radeon_connector->base.base,
1676 rdev->mode_info.load_detect_property,
1678 /* no HPD on analog connectors */
1679 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1680 connector->interlace_allowed = true;
1681 connector->doublescan_allowed = true;
1683 case DRM_MODE_CONNECTOR_DVII:
1684 case DRM_MODE_CONNECTOR_DVID:
1685 radeon_dig_connector = kmalloc(sizeof(struct radeon_connector_atom_dig),
1686 M_DRM, M_ZERO | M_WAITOK);
1687 if (!radeon_dig_connector)
1689 radeon_dig_connector->igp_lane_info = igp_lane_info;
1690 radeon_connector->con_priv = radeon_dig_connector;
1691 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1692 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1693 if (i2c_bus->valid) {
1694 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1695 if (!radeon_connector->ddc_bus)
1696 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1698 subpixel_order = SubPixelHorizontalRGB;
1699 drm_object_attach_property(&radeon_connector->base.base,
1700 rdev->mode_info.coherent_mode_property,
1702 if (ASIC_IS_AVIVO(rdev)) {
1703 drm_object_attach_property(&radeon_connector->base.base,
1704 rdev->mode_info.underscan_property,
1706 drm_object_attach_property(&radeon_connector->base.base,
1707 rdev->mode_info.underscan_hborder_property,
1709 drm_object_attach_property(&radeon_connector->base.base,
1710 rdev->mode_info.underscan_vborder_property,
1713 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1714 radeon_connector->dac_load_detect = true;
1715 drm_object_attach_property(&radeon_connector->base.base,
1716 rdev->mode_info.load_detect_property,
1719 connector->interlace_allowed = true;
1720 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1721 connector->doublescan_allowed = true;
1723 connector->doublescan_allowed = false;
1725 case DRM_MODE_CONNECTOR_HDMIA:
1726 case DRM_MODE_CONNECTOR_HDMIB:
1727 radeon_dig_connector = kmalloc(sizeof(struct radeon_connector_atom_dig),
1728 M_DRM, M_ZERO | M_WAITOK);
1729 if (!radeon_dig_connector)
1731 radeon_dig_connector->igp_lane_info = igp_lane_info;
1732 radeon_connector->con_priv = radeon_dig_connector;
1733 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1734 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1735 if (i2c_bus->valid) {
1736 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1737 if (!radeon_connector->ddc_bus)
1738 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1740 drm_object_attach_property(&radeon_connector->base.base,
1741 rdev->mode_info.coherent_mode_property,
1743 if (ASIC_IS_AVIVO(rdev)) {
1744 drm_object_attach_property(&radeon_connector->base.base,
1745 rdev->mode_info.underscan_property,
1747 drm_object_attach_property(&radeon_connector->base.base,
1748 rdev->mode_info.underscan_hborder_property,
1750 drm_object_attach_property(&radeon_connector->base.base,
1751 rdev->mode_info.underscan_vborder_property,
1754 subpixel_order = SubPixelHorizontalRGB;
1755 connector->interlace_allowed = true;
1756 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1757 connector->doublescan_allowed = true;
1759 connector->doublescan_allowed = false;
1761 case DRM_MODE_CONNECTOR_DisplayPort:
1762 radeon_dig_connector = kmalloc(sizeof(struct radeon_connector_atom_dig),
1763 M_DRM, M_ZERO | M_WAITOK);
1764 if (!radeon_dig_connector)
1766 radeon_dig_connector->igp_lane_info = igp_lane_info;
1767 radeon_connector->con_priv = radeon_dig_connector;
1768 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1769 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1770 if (i2c_bus->valid) {
1771 /* add DP i2c bus */
1772 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1773 if (!radeon_dig_connector->dp_i2c_bus)
1774 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1775 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1776 if (!radeon_connector->ddc_bus)
1777 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1779 subpixel_order = SubPixelHorizontalRGB;
1780 drm_object_attach_property(&radeon_connector->base.base,
1781 rdev->mode_info.coherent_mode_property,
1783 if (ASIC_IS_AVIVO(rdev)) {
1784 drm_object_attach_property(&radeon_connector->base.base,
1785 rdev->mode_info.underscan_property,
1787 drm_object_attach_property(&radeon_connector->base.base,
1788 rdev->mode_info.underscan_hborder_property,
1790 drm_object_attach_property(&radeon_connector->base.base,
1791 rdev->mode_info.underscan_vborder_property,
1794 connector->interlace_allowed = true;
1795 /* in theory with a DP to VGA converter... */
1796 connector->doublescan_allowed = false;
1798 case DRM_MODE_CONNECTOR_eDP:
1799 radeon_dig_connector = kmalloc(sizeof(struct radeon_connector_atom_dig),
1800 M_DRM, M_ZERO | M_WAITOK);
1801 if (!radeon_dig_connector)
1803 radeon_dig_connector->igp_lane_info = igp_lane_info;
1804 radeon_connector->con_priv = radeon_dig_connector;
1805 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1806 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1807 if (i2c_bus->valid) {
1808 /* add DP i2c bus */
1809 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1810 if (!radeon_dig_connector->dp_i2c_bus)
1811 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1812 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1813 if (!radeon_connector->ddc_bus)
1814 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1816 drm_object_attach_property(&radeon_connector->base.base,
1817 dev->mode_config.scaling_mode_property,
1818 DRM_MODE_SCALE_FULLSCREEN);
1819 subpixel_order = SubPixelHorizontalRGB;
1820 connector->interlace_allowed = false;
1821 connector->doublescan_allowed = false;
1823 case DRM_MODE_CONNECTOR_SVIDEO:
1824 case DRM_MODE_CONNECTOR_Composite:
1825 case DRM_MODE_CONNECTOR_9PinDIN:
1826 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1827 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1828 radeon_connector->dac_load_detect = true;
1829 drm_object_attach_property(&radeon_connector->base.base,
1830 rdev->mode_info.load_detect_property,
1832 drm_object_attach_property(&radeon_connector->base.base,
1833 rdev->mode_info.tv_std_property,
1834 radeon_atombios_get_tv_info(rdev));
1835 /* no HPD on analog connectors */
1836 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1837 connector->interlace_allowed = false;
1838 connector->doublescan_allowed = false;
1840 case DRM_MODE_CONNECTOR_LVDS:
1841 radeon_dig_connector = kmalloc(sizeof(struct radeon_connector_atom_dig),
1844 if (!radeon_dig_connector)
1846 radeon_dig_connector->igp_lane_info = igp_lane_info;
1847 radeon_connector->con_priv = radeon_dig_connector;
1848 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1849 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1850 if (i2c_bus->valid) {
1851 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1852 if (!radeon_connector->ddc_bus)
1853 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1855 drm_object_attach_property(&radeon_connector->base.base,
1856 dev->mode_config.scaling_mode_property,
1857 DRM_MODE_SCALE_FULLSCREEN);
1858 subpixel_order = SubPixelHorizontalRGB;
1859 connector->interlace_allowed = false;
1860 connector->doublescan_allowed = false;
1865 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1867 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1869 connector->polled = DRM_CONNECTOR_POLL_HPD;
1871 connector->display_info.subpixel_order = subpixel_order;
1873 drm_sysfs_connector_add(connector);
1874 #endif /* DUMBBELL_WIP */
1878 drm_connector_cleanup(connector);
1883 radeon_add_legacy_connector(struct drm_device *dev,
1884 uint32_t connector_id,
1885 uint32_t supported_device,
1887 struct radeon_i2c_bus_rec *i2c_bus,
1888 uint16_t connector_object_id,
1889 struct radeon_hpd *hpd)
1891 struct radeon_device *rdev = dev->dev_private;
1892 struct drm_connector *connector;
1893 struct radeon_connector *radeon_connector;
1894 uint32_t subpixel_order = SubPixelNone;
1896 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1899 /* if the user selected tv=0 don't try and add the connector */
1900 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1901 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1902 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1906 /* see if we already added it */
1907 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1908 radeon_connector = to_radeon_connector(connector);
1909 if (radeon_connector->connector_id == connector_id) {
1910 radeon_connector->devices |= supported_device;
1915 radeon_connector = kmalloc(sizeof(struct radeon_connector),
1916 M_DRM, M_ZERO | M_WAITOK);
1917 if (!radeon_connector)
1920 connector = &radeon_connector->base;
1922 radeon_connector->connector_id = connector_id;
1923 radeon_connector->devices = supported_device;
1924 radeon_connector->connector_object_id = connector_object_id;
1925 radeon_connector->hpd = *hpd;
1927 switch (connector_type) {
1928 case DRM_MODE_CONNECTOR_VGA:
1929 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1930 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1931 if (i2c_bus->valid) {
1932 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1933 if (!radeon_connector->ddc_bus)
1934 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1936 radeon_connector->dac_load_detect = true;
1937 drm_object_attach_property(&radeon_connector->base.base,
1938 rdev->mode_info.load_detect_property,
1940 /* no HPD on analog connectors */
1941 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1942 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1943 connector->interlace_allowed = true;
1944 connector->doublescan_allowed = true;
1946 case DRM_MODE_CONNECTOR_DVIA:
1947 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1948 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1949 if (i2c_bus->valid) {
1950 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1951 if (!radeon_connector->ddc_bus)
1952 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1954 radeon_connector->dac_load_detect = true;
1955 drm_object_attach_property(&radeon_connector->base.base,
1956 rdev->mode_info.load_detect_property,
1958 /* no HPD on analog connectors */
1959 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1960 connector->interlace_allowed = true;
1961 connector->doublescan_allowed = true;
1963 case DRM_MODE_CONNECTOR_DVII:
1964 case DRM_MODE_CONNECTOR_DVID:
1965 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1966 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1967 if (i2c_bus->valid) {
1968 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1969 if (!radeon_connector->ddc_bus)
1970 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1972 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1973 radeon_connector->dac_load_detect = true;
1974 drm_object_attach_property(&radeon_connector->base.base,
1975 rdev->mode_info.load_detect_property,
1978 subpixel_order = SubPixelHorizontalRGB;
1979 connector->interlace_allowed = true;
1980 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1981 connector->doublescan_allowed = true;
1983 connector->doublescan_allowed = false;
1985 case DRM_MODE_CONNECTOR_SVIDEO:
1986 case DRM_MODE_CONNECTOR_Composite:
1987 case DRM_MODE_CONNECTOR_9PinDIN:
1988 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1989 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1990 radeon_connector->dac_load_detect = true;
1991 /* RS400,RC410,RS480 chipset seems to report a lot
1992 * of false positive on load detect, we haven't yet
1993 * found a way to make load detect reliable on those
1994 * chipset, thus just disable it for TV.
1996 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1997 radeon_connector->dac_load_detect = false;
1998 drm_object_attach_property(&radeon_connector->base.base,
1999 rdev->mode_info.load_detect_property,
2000 radeon_connector->dac_load_detect);
2001 drm_object_attach_property(&radeon_connector->base.base,
2002 rdev->mode_info.tv_std_property,
2003 radeon_combios_get_tv_info(rdev));
2004 /* no HPD on analog connectors */
2005 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2006 connector->interlace_allowed = false;
2007 connector->doublescan_allowed = false;
2009 case DRM_MODE_CONNECTOR_LVDS:
2010 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2011 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2012 if (i2c_bus->valid) {
2013 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2014 if (!radeon_connector->ddc_bus)
2015 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2017 drm_object_attach_property(&radeon_connector->base.base,
2018 dev->mode_config.scaling_mode_property,
2019 DRM_MODE_SCALE_FULLSCREEN);
2020 subpixel_order = SubPixelHorizontalRGB;
2021 connector->interlace_allowed = false;
2022 connector->doublescan_allowed = false;
2026 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2028 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2030 connector->polled = DRM_CONNECTOR_POLL_HPD;
2031 connector->display_info.subpixel_order = subpixel_order;
2033 drm_sysfs_connector_add(connector);
2034 #endif /* DUMBBELL_WIP */