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>
35 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
36 struct drm_encoder *encoder,
39 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
40 struct drm_encoder *encoder,
43 void radeon_connector_hotplug(struct drm_connector *connector)
45 struct drm_device *dev = connector->dev;
46 struct radeon_device *rdev = dev->dev_private;
47 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
49 /* bail if the connector does not have hpd pin, e.g.,
52 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
55 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
57 /* if the connector is already off, don't turn it back on */
58 if (connector->dpms != DRM_MODE_DPMS_ON)
61 /* just deal with DP (not eDP) here. */
62 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
63 struct radeon_connector_atom_dig *dig_connector =
64 radeon_connector->con_priv;
66 /* if existing sink type was not DP no need to retrain */
67 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
70 /* first get sink type as it may be reset after (un)plug */
71 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
72 /* don't do anything if sink is not display port, i.e.,
73 * passive dp->(dvi|hdmi) adaptor
75 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
76 int saved_dpms = connector->dpms;
77 /* Only turn off the display if it's physically disconnected */
78 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
79 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
80 } else if (radeon_dp_needs_link_train(radeon_connector)) {
81 /* set it to OFF so that drm_helper_connector_dpms()
82 * won't return immediately since the current state
83 * is ON at this point.
85 connector->dpms = DRM_MODE_DPMS_OFF;
86 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
88 connector->dpms = saved_dpms;
93 static void radeon_property_change_mode(struct drm_encoder *encoder)
95 struct drm_crtc *crtc = encoder->crtc;
97 if (crtc && crtc->enabled) {
98 drm_crtc_helper_set_mode(crtc, &crtc->mode,
99 crtc->x, crtc->y, crtc->fb);
103 int radeon_get_monitor_bpc(struct drm_connector *connector)
105 struct drm_device *dev = connector->dev;
106 struct radeon_device *rdev = dev->dev_private;
107 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
108 struct radeon_connector_atom_dig *dig_connector;
111 switch (connector->connector_type) {
112 case DRM_MODE_CONNECTOR_DVII:
113 case DRM_MODE_CONNECTOR_HDMIB:
114 if (radeon_connector->use_digital) {
115 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
116 if (connector->display_info.bpc)
117 bpc = connector->display_info.bpc;
121 case DRM_MODE_CONNECTOR_DVID:
122 case DRM_MODE_CONNECTOR_HDMIA:
123 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
124 if (connector->display_info.bpc)
125 bpc = connector->display_info.bpc;
128 case DRM_MODE_CONNECTOR_DisplayPort:
129 dig_connector = radeon_connector->con_priv;
130 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
131 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
132 drm_detect_hdmi_monitor(radeon_connector->edid)) {
133 if (connector->display_info.bpc)
134 bpc = connector->display_info.bpc;
137 case DRM_MODE_CONNECTOR_eDP:
138 case DRM_MODE_CONNECTOR_LVDS:
139 if (connector->display_info.bpc)
140 bpc = connector->display_info.bpc;
141 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
142 struct drm_connector_helper_funcs *connector_funcs =
143 connector->helper_private;
144 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
145 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
146 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
148 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
150 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
159 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
161 struct drm_device *dev = connector->dev;
162 struct radeon_device *rdev = dev->dev_private;
163 struct drm_encoder *best_encoder = NULL;
164 struct drm_encoder *encoder = NULL;
165 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
166 struct drm_mode_object *obj;
170 best_encoder = connector_funcs->best_encoder(connector);
172 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
173 if (connector->encoder_ids[i] == 0)
176 obj = drm_mode_object_find(connector->dev,
177 connector->encoder_ids[i],
178 DRM_MODE_OBJECT_ENCODER);
182 encoder = obj_to_encoder(obj);
184 if ((encoder == best_encoder) && (status == connector_status_connected))
189 if (rdev->is_atom_bios)
190 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
192 radeon_combios_connected_scratch_regs(connector, encoder, connected);
197 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
199 struct drm_mode_object *obj;
200 struct drm_encoder *encoder;
203 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
204 if (connector->encoder_ids[i] == 0)
207 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
211 encoder = obj_to_encoder(obj);
212 if (encoder->encoder_type == encoder_type)
218 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
220 int enc_id = connector->encoder_ids[0];
221 struct drm_mode_object *obj;
222 struct drm_encoder *encoder;
224 /* pick the encoder ids */
226 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
229 encoder = obj_to_encoder(obj);
236 * radeon_connector_analog_encoder_conflict_solve
237 * - search for other connectors sharing this encoder
238 * if priority is true, then set them disconnected if this is connected
239 * if priority is false, set us disconnected if they are connected
241 static enum drm_connector_status
242 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
243 struct drm_encoder *encoder,
244 enum drm_connector_status current_status,
247 struct drm_device *dev = connector->dev;
248 struct drm_connector *conflict;
249 struct radeon_connector *radeon_conflict;
252 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
253 if (conflict == connector)
256 radeon_conflict = to_radeon_connector(conflict);
257 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
258 if (conflict->encoder_ids[i] == 0)
261 /* if the IDs match */
262 if (conflict->encoder_ids[i] == encoder->base.id) {
263 if (conflict->status != connector_status_connected)
266 if (radeon_conflict->use_digital)
269 if (priority == true) {
270 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
271 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
272 conflict->status = connector_status_disconnected;
273 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
275 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
276 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
277 current_status = connector_status_disconnected;
283 return current_status;
287 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
289 struct drm_device *dev = encoder->dev;
290 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
291 struct drm_display_mode *mode = NULL;
292 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
294 if (native_mode->hdisplay != 0 &&
295 native_mode->vdisplay != 0 &&
296 native_mode->clock != 0) {
297 mode = drm_mode_duplicate(dev, native_mode);
298 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
299 drm_mode_set_name(mode);
301 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
302 } else if (native_mode->hdisplay != 0 &&
303 native_mode->vdisplay != 0) {
304 /* mac laptops without an edid */
305 /* Note that this is not necessarily the exact panel mode,
306 * but an approximation based on the cvt formula. For these
307 * systems we should ideally read the mode info out of the
308 * registers or add a mode table, but this works and is much
311 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
312 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
313 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
318 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
320 struct drm_device *dev = encoder->dev;
321 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
322 struct drm_display_mode *mode = NULL;
323 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
328 } common_modes[17] = {
348 for (i = 0; i < 17; i++) {
349 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
350 if (common_modes[i].w > 1024 ||
351 common_modes[i].h > 768)
354 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
355 if (common_modes[i].w > native_mode->hdisplay ||
356 common_modes[i].h > native_mode->vdisplay ||
357 (common_modes[i].w == native_mode->hdisplay &&
358 common_modes[i].h == native_mode->vdisplay))
361 if (common_modes[i].w < 320 || common_modes[i].h < 200)
364 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
365 drm_mode_probed_add(connector, mode);
369 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
372 struct drm_device *dev = connector->dev;
373 struct radeon_device *rdev = dev->dev_private;
374 struct drm_encoder *encoder;
375 struct radeon_encoder *radeon_encoder;
377 if (property == rdev->mode_info.coherent_mode_property) {
378 struct radeon_encoder_atom_dig *dig;
379 bool new_coherent_mode;
381 /* need to find digital encoder on connector */
382 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
386 radeon_encoder = to_radeon_encoder(encoder);
388 if (!radeon_encoder->enc_priv)
391 dig = radeon_encoder->enc_priv;
392 new_coherent_mode = val ? true : false;
393 if (dig->coherent_mode != new_coherent_mode) {
394 dig->coherent_mode = new_coherent_mode;
395 radeon_property_change_mode(&radeon_encoder->base);
399 if (property == rdev->mode_info.underscan_property) {
400 /* need to find digital encoder on connector */
401 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
405 radeon_encoder = to_radeon_encoder(encoder);
407 if (radeon_encoder->underscan_type != val) {
408 radeon_encoder->underscan_type = val;
409 radeon_property_change_mode(&radeon_encoder->base);
413 if (property == rdev->mode_info.underscan_hborder_property) {
414 /* need to find digital encoder on connector */
415 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
419 radeon_encoder = to_radeon_encoder(encoder);
421 if (radeon_encoder->underscan_hborder != val) {
422 radeon_encoder->underscan_hborder = val;
423 radeon_property_change_mode(&radeon_encoder->base);
427 if (property == rdev->mode_info.underscan_vborder_property) {
428 /* need to find digital encoder on connector */
429 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
433 radeon_encoder = to_radeon_encoder(encoder);
435 if (radeon_encoder->underscan_vborder != val) {
436 radeon_encoder->underscan_vborder = val;
437 radeon_property_change_mode(&radeon_encoder->base);
441 if (property == rdev->mode_info.tv_std_property) {
442 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
444 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
450 radeon_encoder = to_radeon_encoder(encoder);
451 if (!radeon_encoder->enc_priv)
453 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
454 struct radeon_encoder_atom_dac *dac_int;
455 dac_int = radeon_encoder->enc_priv;
456 dac_int->tv_std = val;
458 struct radeon_encoder_tv_dac *dac_int;
459 dac_int = radeon_encoder->enc_priv;
460 dac_int->tv_std = val;
462 radeon_property_change_mode(&radeon_encoder->base);
465 if (property == rdev->mode_info.load_detect_property) {
466 struct radeon_connector *radeon_connector =
467 to_radeon_connector(connector);
470 radeon_connector->dac_load_detect = false;
472 radeon_connector->dac_load_detect = true;
475 if (property == rdev->mode_info.tmds_pll_property) {
476 struct radeon_encoder_int_tmds *tmds = NULL;
478 /* need to find digital encoder on connector */
479 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
483 radeon_encoder = to_radeon_encoder(encoder);
485 tmds = radeon_encoder->enc_priv;
490 if (rdev->is_atom_bios)
491 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
493 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
495 if (val == 1 || ret == false) {
496 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
498 radeon_property_change_mode(&radeon_encoder->base);
504 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
505 struct drm_connector *connector)
507 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
508 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
509 struct drm_display_mode *t, *mode;
511 /* If the EDID preferred mode doesn't match the native mode, use it */
512 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
513 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
514 if (mode->hdisplay != native_mode->hdisplay ||
515 mode->vdisplay != native_mode->vdisplay)
516 memcpy(native_mode, mode, sizeof(*mode));
520 /* Try to get native mode details from EDID if necessary */
521 if (!native_mode->clock) {
522 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
523 if (mode->hdisplay == native_mode->hdisplay &&
524 mode->vdisplay == native_mode->vdisplay) {
525 *native_mode = *mode;
526 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
527 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
533 if (!native_mode->clock) {
534 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
535 radeon_encoder->rmx_type = RMX_OFF;
539 static int radeon_lvds_get_modes(struct drm_connector *connector)
541 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
542 struct drm_encoder *encoder;
544 struct drm_display_mode *mode;
546 if (radeon_connector->ddc_bus) {
547 ret = radeon_ddc_get_modes(radeon_connector);
549 encoder = radeon_best_single_encoder(connector);
551 radeon_fixup_lvds_native_mode(encoder, connector);
552 /* add scaled modes */
553 radeon_add_common_modes(encoder, connector);
559 encoder = radeon_best_single_encoder(connector);
563 /* we have no EDID modes */
564 mode = radeon_fp_native_mode(encoder);
567 drm_mode_probed_add(connector, mode);
568 /* add the width/height from vbios tables if available */
569 connector->display_info.width_mm = mode->width_mm;
570 connector->display_info.height_mm = mode->height_mm;
571 /* add scaled modes */
572 radeon_add_common_modes(encoder, connector);
578 static int radeon_lvds_mode_valid(struct drm_connector *connector,
579 struct drm_display_mode *mode)
581 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
583 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
587 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
588 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
590 /* AVIVO hardware supports downscaling modes larger than the panel
591 * to the panel size, but I'm not sure this is desirable.
593 if ((mode->hdisplay > native_mode->hdisplay) ||
594 (mode->vdisplay > native_mode->vdisplay))
597 /* if scaling is disabled, block non-native modes */
598 if (radeon_encoder->rmx_type == RMX_OFF) {
599 if ((mode->hdisplay != native_mode->hdisplay) ||
600 (mode->vdisplay != native_mode->vdisplay))
608 static enum drm_connector_status
609 radeon_lvds_detect(struct drm_connector *connector, bool force)
611 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
612 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
613 enum drm_connector_status ret = connector_status_disconnected;
616 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
617 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
619 /* check if panel is valid */
620 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
621 ret = connector_status_connected;
625 /* check for edid as well */
626 if (radeon_connector->edid)
627 ret = connector_status_connected;
629 if (radeon_connector->ddc_bus) {
630 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
631 &radeon_connector->ddc_bus->adapter);
632 if (radeon_connector->edid)
633 ret = connector_status_connected;
636 /* check acpi lid status ??? */
638 radeon_connector_update_scratch_regs(connector, ret);
642 static void radeon_connector_destroy(struct drm_connector *connector)
644 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
646 if (radeon_connector->edid)
647 kfree(radeon_connector->edid);
648 kfree(radeon_connector->con_priv);
649 drm_sysfs_connector_remove(connector);
650 drm_connector_cleanup(connector);
654 static int radeon_lvds_set_property(struct drm_connector *connector,
655 struct drm_property *property,
658 struct drm_device *dev = connector->dev;
659 struct radeon_encoder *radeon_encoder;
660 enum radeon_rmx_type rmx_type;
663 if (property != dev->mode_config.scaling_mode_property)
666 if (connector->encoder)
667 radeon_encoder = to_radeon_encoder(connector->encoder);
669 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
670 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
674 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
675 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
676 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
678 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
680 if (radeon_encoder->rmx_type == rmx_type)
683 radeon_encoder->rmx_type = rmx_type;
685 radeon_property_change_mode(&radeon_encoder->base);
690 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
691 .get_modes = radeon_lvds_get_modes,
692 .mode_valid = radeon_lvds_mode_valid,
693 .best_encoder = radeon_best_single_encoder,
696 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
697 .dpms = drm_helper_connector_dpms,
698 .detect = radeon_lvds_detect,
699 .fill_modes = drm_helper_probe_single_connector_modes,
700 .destroy = radeon_connector_destroy,
701 .set_property = radeon_lvds_set_property,
704 static int radeon_vga_get_modes(struct drm_connector *connector)
706 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
709 ret = radeon_ddc_get_modes(radeon_connector);
714 static int radeon_vga_mode_valid(struct drm_connector *connector,
715 struct drm_display_mode *mode)
717 struct drm_device *dev = connector->dev;
718 struct radeon_device *rdev = dev->dev_private;
720 /* XXX check mode bandwidth */
722 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
723 return MODE_CLOCK_HIGH;
728 static enum drm_connector_status
729 radeon_vga_detect(struct drm_connector *connector, bool force)
731 struct drm_device *dev = connector->dev;
732 struct radeon_device *rdev = dev->dev_private;
733 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
734 struct drm_encoder *encoder;
735 struct drm_encoder_helper_funcs *encoder_funcs;
737 enum drm_connector_status ret = connector_status_disconnected;
739 encoder = radeon_best_single_encoder(connector);
741 ret = connector_status_disconnected;
743 if (radeon_connector->ddc_bus)
744 dret = radeon_ddc_probe(radeon_connector, false);
746 radeon_connector->detected_by_load = false;
747 if (radeon_connector->edid) {
748 kfree(radeon_connector->edid);
749 radeon_connector->edid = NULL;
751 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
753 if (!radeon_connector->edid) {
754 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
755 drm_get_connector_name(connector));
756 ret = connector_status_connected;
758 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
760 /* some oems have boards with separate digital and analog connectors
761 * with a shared ddc line (often vga + hdmi)
763 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
764 kfree(radeon_connector->edid);
765 radeon_connector->edid = NULL;
766 ret = connector_status_disconnected;
768 ret = connector_status_connected;
772 /* if we aren't forcing don't do destructive polling */
774 /* only return the previous status if we last
775 * detected a monitor via load.
777 if (radeon_connector->detected_by_load)
778 return connector->status;
783 if (radeon_connector->dac_load_detect && encoder) {
784 encoder_funcs = encoder->helper_private;
785 ret = encoder_funcs->detect(encoder, connector);
786 if (ret != connector_status_disconnected)
787 radeon_connector->detected_by_load = true;
791 if (ret == connector_status_connected)
792 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
794 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
795 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
796 * by other means, assume the CRT is connected and use that EDID.
798 if ((!rdev->is_atom_bios) &&
799 (ret == connector_status_disconnected) &&
800 rdev->mode_info.bios_hardcoded_edid_size) {
801 ret = connector_status_connected;
804 radeon_connector_update_scratch_regs(connector, ret);
808 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
809 .get_modes = radeon_vga_get_modes,
810 .mode_valid = radeon_vga_mode_valid,
811 .best_encoder = radeon_best_single_encoder,
814 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
815 .dpms = drm_helper_connector_dpms,
816 .detect = radeon_vga_detect,
817 .fill_modes = drm_helper_probe_single_connector_modes,
818 .destroy = radeon_connector_destroy,
819 .set_property = radeon_connector_set_property,
822 static int radeon_tv_get_modes(struct drm_connector *connector)
824 struct drm_device *dev = connector->dev;
825 struct radeon_device *rdev = dev->dev_private;
826 struct drm_display_mode *tv_mode;
827 struct drm_encoder *encoder;
829 encoder = radeon_best_single_encoder(connector);
833 /* avivo chips can scale any mode */
834 if (rdev->family >= CHIP_RS600)
835 /* add scaled modes */
836 radeon_add_common_modes(encoder, connector);
838 /* only 800x600 is supported right now on pre-avivo chips */
839 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
840 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
841 drm_mode_probed_add(connector, tv_mode);
846 static int radeon_tv_mode_valid(struct drm_connector *connector,
847 struct drm_display_mode *mode)
849 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
850 return MODE_CLOCK_RANGE;
854 static enum drm_connector_status
855 radeon_tv_detect(struct drm_connector *connector, bool force)
857 struct drm_encoder *encoder;
858 struct drm_encoder_helper_funcs *encoder_funcs;
859 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
860 enum drm_connector_status ret = connector_status_disconnected;
862 if (!radeon_connector->dac_load_detect)
865 encoder = radeon_best_single_encoder(connector);
867 ret = connector_status_disconnected;
869 encoder_funcs = encoder->helper_private;
870 ret = encoder_funcs->detect(encoder, connector);
872 if (ret == connector_status_connected)
873 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
874 radeon_connector_update_scratch_regs(connector, ret);
878 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
879 .get_modes = radeon_tv_get_modes,
880 .mode_valid = radeon_tv_mode_valid,
881 .best_encoder = radeon_best_single_encoder,
884 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
885 .dpms = drm_helper_connector_dpms,
886 .detect = radeon_tv_detect,
887 .fill_modes = drm_helper_probe_single_connector_modes,
888 .destroy = radeon_connector_destroy,
889 .set_property = radeon_connector_set_property,
892 static int radeon_dvi_get_modes(struct drm_connector *connector)
894 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
897 ret = radeon_ddc_get_modes(radeon_connector);
901 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
903 struct drm_device *dev = connector->dev;
904 struct radeon_device *rdev = dev->dev_private;
905 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
906 enum drm_connector_status status;
908 /* We only trust HPD on R600 and newer ASICS. */
909 if (rdev->family >= CHIP_R600
910 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
911 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
912 status = connector_status_connected;
914 status = connector_status_disconnected;
915 if (connector->status == status)
924 * Do a DDC probe, if DDC probe passes, get the full EDID so
925 * we can do analog/digital monitor detection at this point.
926 * If the monitor is an analog monitor or we got no DDC,
927 * we need to find the DAC encoder object for this connector.
928 * If we got no DDC, we do load detection on the DAC encoder object.
929 * If we got analog DDC or load detection passes on the DAC encoder
930 * we have to check if this analog encoder is shared with anyone else (TV)
931 * if its shared we have to set the other connector to disconnected.
933 static enum drm_connector_status
934 radeon_dvi_detect(struct drm_connector *connector, bool force)
936 struct drm_device *dev = connector->dev;
937 struct radeon_device *rdev = dev->dev_private;
938 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
939 struct drm_encoder *encoder = NULL;
940 struct drm_encoder_helper_funcs *encoder_funcs;
941 struct drm_mode_object *obj;
943 enum drm_connector_status ret = connector_status_disconnected;
944 bool dret = false, broken_edid = false;
946 if (!force && radeon_check_hpd_status_unchanged(connector))
947 return connector->status;
949 if (radeon_connector->ddc_bus)
950 dret = radeon_ddc_probe(radeon_connector, false);
952 radeon_connector->detected_by_load = false;
953 if (radeon_connector->edid) {
954 kfree(radeon_connector->edid);
955 radeon_connector->edid = NULL;
957 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
959 if (!radeon_connector->edid) {
960 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
961 drm_get_connector_name(connector));
962 /* rs690 seems to have a problem with connectors not existing and always
963 * return a block of 0's. If we see this just stop polling on this output */
964 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
965 ret = connector_status_disconnected;
966 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
967 radeon_connector->ddc_bus = NULL;
969 ret = connector_status_connected;
970 broken_edid = true; /* defer use_digital to later */
973 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
975 /* some oems have boards with separate digital and analog connectors
976 * with a shared ddc line (often vga + hdmi)
978 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
979 kfree(radeon_connector->edid);
980 radeon_connector->edid = NULL;
981 ret = connector_status_disconnected;
983 ret = connector_status_connected;
985 /* This gets complicated. We have boards with VGA + HDMI with a
986 * shared DDC line and we have boards with DVI-D + HDMI with a shared
987 * DDC line. The latter is more complex because with DVI<->HDMI adapters
988 * you don't really know what's connected to which port as both are digital.
990 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
991 struct drm_connector *list_connector;
992 struct radeon_connector *list_radeon_connector;
993 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
994 if (connector == list_connector)
996 list_radeon_connector = to_radeon_connector(list_connector);
997 if (list_radeon_connector->shared_ddc &&
998 (list_radeon_connector->ddc_bus->rec.i2c_id ==
999 radeon_connector->ddc_bus->rec.i2c_id)) {
1000 /* cases where both connectors are digital */
1001 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1002 /* hpd is our only option in this case */
1003 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1004 kfree(radeon_connector->edid);
1005 radeon_connector->edid = NULL;
1006 ret = connector_status_disconnected;
1015 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1018 /* DVI-D and HDMI-A are digital only */
1019 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1020 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1023 /* if we aren't forcing don't do destructive polling */
1025 /* only return the previous status if we last
1026 * detected a monitor via load.
1028 if (radeon_connector->detected_by_load)
1029 ret = connector->status;
1033 /* find analog encoder */
1034 if (radeon_connector->dac_load_detect) {
1035 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1036 if (connector->encoder_ids[i] == 0)
1039 obj = drm_mode_object_find(connector->dev,
1040 connector->encoder_ids[i],
1041 DRM_MODE_OBJECT_ENCODER);
1045 encoder = obj_to_encoder(obj);
1047 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1048 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1051 encoder_funcs = encoder->helper_private;
1052 if (encoder_funcs->detect) {
1054 if (ret != connector_status_connected) {
1055 /* deal with analog monitors without DDC */
1056 ret = encoder_funcs->detect(encoder, connector);
1057 if (ret == connector_status_connected) {
1058 radeon_connector->use_digital = false;
1060 if (ret != connector_status_disconnected)
1061 radeon_connector->detected_by_load = true;
1064 enum drm_connector_status lret;
1065 /* assume digital unless load detected otherwise */
1066 radeon_connector->use_digital = true;
1067 lret = encoder_funcs->detect(encoder, connector);
1068 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1069 if (lret == connector_status_connected)
1070 radeon_connector->use_digital = false;
1077 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1079 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1082 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1083 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1084 * by other means, assume the DFP is connected and use that EDID. In most
1085 * cases the DVI port is actually a virtual KVM port connected to the service
1089 if ((!rdev->is_atom_bios) &&
1090 (ret == connector_status_disconnected) &&
1091 rdev->mode_info.bios_hardcoded_edid_size) {
1092 radeon_connector->use_digital = true;
1093 ret = connector_status_connected;
1096 /* updated in get modes as well since we need to know if it's analog or digital */
1097 radeon_connector_update_scratch_regs(connector, ret);
1101 /* okay need to be smart in here about which encoder to pick */
1102 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1104 int enc_id = connector->encoder_ids[0];
1105 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1106 struct drm_mode_object *obj;
1107 struct drm_encoder *encoder;
1109 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1110 if (connector->encoder_ids[i] == 0)
1113 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1117 encoder = obj_to_encoder(obj);
1119 if (radeon_connector->use_digital == true) {
1120 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1123 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1124 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1129 /* see if we have a default encoder TODO */
1131 /* then check use digitial */
1132 /* pick the first one */
1134 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1137 encoder = obj_to_encoder(obj);
1143 static void radeon_dvi_force(struct drm_connector *connector)
1145 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1146 if (connector->force == DRM_FORCE_ON)
1147 radeon_connector->use_digital = false;
1148 if (connector->force == DRM_FORCE_ON_DIGITAL)
1149 radeon_connector->use_digital = true;
1152 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1153 struct drm_display_mode *mode)
1155 struct drm_device *dev = connector->dev;
1156 struct radeon_device *rdev = dev->dev_private;
1157 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1159 /* XXX check mode bandwidth */
1161 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1162 if (radeon_connector->use_digital &&
1163 (rdev->family == CHIP_RV100) &&
1164 (mode->clock > 135000))
1165 return MODE_CLOCK_HIGH;
1167 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1168 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1169 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1170 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1172 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1173 if (ASIC_IS_DCE6(rdev)) {
1174 /* HDMI 1.3+ supports max clock of 340 Mhz */
1175 if (mode->clock > 340000)
1176 return MODE_CLOCK_HIGH;
1180 return MODE_CLOCK_HIGH;
1182 return MODE_CLOCK_HIGH;
1185 /* check against the max pixel clock */
1186 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1187 return MODE_CLOCK_HIGH;
1192 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1193 .get_modes = radeon_dvi_get_modes,
1194 .mode_valid = radeon_dvi_mode_valid,
1195 .best_encoder = radeon_dvi_encoder,
1198 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1199 .dpms = drm_helper_connector_dpms,
1200 .detect = radeon_dvi_detect,
1201 .fill_modes = drm_helper_probe_single_connector_modes,
1202 .set_property = radeon_connector_set_property,
1203 .destroy = radeon_connector_destroy,
1204 .force = radeon_dvi_force,
1207 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1209 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1210 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1212 if (radeon_connector->edid)
1213 kfree(radeon_connector->edid);
1214 if (radeon_dig_connector->dp_i2c_bus)
1215 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1216 kfree(radeon_connector->con_priv);
1217 drm_sysfs_connector_remove(connector);
1218 drm_connector_cleanup(connector);
1222 static int radeon_dp_get_modes(struct drm_connector *connector)
1224 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1225 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1226 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1229 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1230 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1231 struct drm_display_mode *mode;
1233 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1234 if (!radeon_dig_connector->edp_on)
1235 atombios_set_edp_panel_power(connector,
1236 ATOM_TRANSMITTER_ACTION_POWER_ON);
1237 ret = radeon_ddc_get_modes(radeon_connector);
1238 if (!radeon_dig_connector->edp_on)
1239 atombios_set_edp_panel_power(connector,
1240 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1242 /* need to setup ddc on the bridge */
1243 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1244 ENCODER_OBJECT_ID_NONE) {
1246 radeon_atom_ext_encoder_setup_ddc(encoder);
1248 ret = radeon_ddc_get_modes(radeon_connector);
1253 radeon_fixup_lvds_native_mode(encoder, connector);
1254 /* add scaled modes */
1255 radeon_add_common_modes(encoder, connector);
1263 /* we have no EDID modes */
1264 mode = radeon_fp_native_mode(encoder);
1267 drm_mode_probed_add(connector, mode);
1268 /* add the width/height from vbios tables if available */
1269 connector->display_info.width_mm = mode->width_mm;
1270 connector->display_info.height_mm = mode->height_mm;
1271 /* add scaled modes */
1272 radeon_add_common_modes(encoder, connector);
1275 /* need to setup ddc on the bridge */
1276 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1277 ENCODER_OBJECT_ID_NONE) {
1279 radeon_atom_ext_encoder_setup_ddc(encoder);
1281 ret = radeon_ddc_get_modes(radeon_connector);
1287 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1289 struct drm_mode_object *obj;
1290 struct drm_encoder *encoder;
1291 struct radeon_encoder *radeon_encoder;
1294 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1295 if (connector->encoder_ids[i] == 0)
1298 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1302 encoder = obj_to_encoder(obj);
1303 radeon_encoder = to_radeon_encoder(encoder);
1305 switch (radeon_encoder->encoder_id) {
1306 case ENCODER_OBJECT_ID_TRAVIS:
1307 case ENCODER_OBJECT_ID_NUTMEG:
1308 return radeon_encoder->encoder_id;
1314 return ENCODER_OBJECT_ID_NONE;
1317 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1319 struct drm_mode_object *obj;
1320 struct drm_encoder *encoder;
1321 struct radeon_encoder *radeon_encoder;
1325 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1326 if (connector->encoder_ids[i] == 0)
1329 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1333 encoder = obj_to_encoder(obj);
1334 radeon_encoder = to_radeon_encoder(encoder);
1335 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1342 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1344 struct drm_device *dev = connector->dev;
1345 struct radeon_device *rdev = dev->dev_private;
1347 if (ASIC_IS_DCE5(rdev) &&
1348 (rdev->clock.dp_extclk >= 53900) &&
1349 radeon_connector_encoder_is_hbr2(connector)) {
1356 static enum drm_connector_status
1357 radeon_dp_detect(struct drm_connector *connector, bool force)
1359 struct drm_device *dev = connector->dev;
1360 struct radeon_device *rdev = dev->dev_private;
1361 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1362 enum drm_connector_status ret = connector_status_disconnected;
1363 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1364 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1366 if (!force && radeon_check_hpd_status_unchanged(connector))
1367 return connector->status;
1369 if (radeon_connector->edid) {
1370 kfree(radeon_connector->edid);
1371 radeon_connector->edid = NULL;
1374 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1375 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1377 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1378 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1380 /* check if panel is valid */
1381 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1382 ret = connector_status_connected;
1384 /* eDP is always DP */
1385 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1386 if (!radeon_dig_connector->edp_on)
1387 atombios_set_edp_panel_power(connector,
1388 ATOM_TRANSMITTER_ACTION_POWER_ON);
1389 if (radeon_dp_getdpcd(radeon_connector))
1390 ret = connector_status_connected;
1391 if (!radeon_dig_connector->edp_on)
1392 atombios_set_edp_panel_power(connector,
1393 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1394 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1395 ENCODER_OBJECT_ID_NONE) {
1396 /* DP bridges are always DP */
1397 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1398 /* get the DPCD from the bridge */
1399 radeon_dp_getdpcd(radeon_connector);
1402 /* setup ddc on the bridge */
1403 radeon_atom_ext_encoder_setup_ddc(encoder);
1404 /* bridge chips are always aux */
1405 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1406 ret = connector_status_connected;
1407 else if (radeon_connector->dac_load_detect) { /* try load detection */
1408 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1409 ret = encoder_funcs->detect(encoder, connector);
1413 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1414 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1415 ret = connector_status_connected;
1416 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1417 radeon_dp_getdpcd(radeon_connector);
1419 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1420 if (radeon_dp_getdpcd(radeon_connector))
1421 ret = connector_status_connected;
1423 /* try non-aux ddc (DP to DVI/HMDI/etc. adapter) */
1424 if (radeon_ddc_probe(radeon_connector, false))
1425 ret = connector_status_connected;
1430 radeon_connector_update_scratch_regs(connector, ret);
1434 static int radeon_dp_mode_valid(struct drm_connector *connector,
1435 struct drm_display_mode *mode)
1437 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1438 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1440 /* XXX check mode bandwidth */
1442 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1443 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1444 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1446 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1450 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1451 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1453 /* AVIVO hardware supports downscaling modes larger than the panel
1454 * to the panel size, but I'm not sure this is desirable.
1456 if ((mode->hdisplay > native_mode->hdisplay) ||
1457 (mode->vdisplay > native_mode->vdisplay))
1460 /* if scaling is disabled, block non-native modes */
1461 if (radeon_encoder->rmx_type == RMX_OFF) {
1462 if ((mode->hdisplay != native_mode->hdisplay) ||
1463 (mode->vdisplay != native_mode->vdisplay))
1469 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1470 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1471 return radeon_dp_mode_valid_helper(connector, mode);
1477 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1478 .get_modes = radeon_dp_get_modes,
1479 .mode_valid = radeon_dp_mode_valid,
1480 .best_encoder = radeon_dvi_encoder,
1483 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1484 .dpms = drm_helper_connector_dpms,
1485 .detect = radeon_dp_detect,
1486 .fill_modes = drm_helper_probe_single_connector_modes,
1487 .set_property = radeon_connector_set_property,
1488 .destroy = radeon_dp_connector_destroy,
1489 .force = radeon_dvi_force,
1493 radeon_add_atom_connector(struct drm_device *dev,
1494 uint32_t connector_id,
1495 uint32_t supported_device,
1497 struct radeon_i2c_bus_rec *i2c_bus,
1498 uint32_t igp_lane_info,
1499 uint16_t connector_object_id,
1500 struct radeon_hpd *hpd,
1501 struct radeon_router *router)
1503 struct radeon_device *rdev = dev->dev_private;
1504 struct drm_connector *connector;
1505 struct radeon_connector *radeon_connector;
1506 struct radeon_connector_atom_dig *radeon_dig_connector;
1507 struct drm_encoder *encoder;
1508 struct radeon_encoder *radeon_encoder;
1509 uint32_t subpixel_order = SubPixelNone;
1510 bool shared_ddc = false;
1511 bool is_dp_bridge = false;
1513 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1516 /* if the user selected tv=0 don't try and add the connector */
1517 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1518 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1519 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1523 /* see if we already added it */
1524 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1525 radeon_connector = to_radeon_connector(connector);
1526 if (radeon_connector->connector_id == connector_id) {
1527 radeon_connector->devices |= supported_device;
1530 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1531 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1532 radeon_connector->shared_ddc = true;
1535 if (radeon_connector->router_bus && router->ddc_valid &&
1536 (radeon_connector->router.router_id == router->router_id)) {
1537 radeon_connector->shared_ddc = false;
1543 /* check if it's a dp bridge */
1544 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1545 radeon_encoder = to_radeon_encoder(encoder);
1546 if (radeon_encoder->devices & supported_device) {
1547 switch (radeon_encoder->encoder_id) {
1548 case ENCODER_OBJECT_ID_TRAVIS:
1549 case ENCODER_OBJECT_ID_NUTMEG:
1550 is_dp_bridge = true;
1558 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
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 = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1579 if (!radeon_dig_connector)
1581 radeon_dig_connector->igp_lane_info = igp_lane_info;
1582 radeon_connector->con_priv = radeon_dig_connector;
1583 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1584 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1585 if (i2c_bus->valid) {
1586 /* add DP i2c bus */
1587 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1588 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1590 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1591 if (!radeon_dig_connector->dp_i2c_bus)
1592 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1593 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1594 if (!radeon_connector->ddc_bus)
1595 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1597 switch (connector_type) {
1598 case DRM_MODE_CONNECTOR_VGA:
1599 case DRM_MODE_CONNECTOR_DVIA:
1601 connector->interlace_allowed = true;
1602 connector->doublescan_allowed = true;
1603 radeon_connector->dac_load_detect = true;
1604 drm_object_attach_property(&radeon_connector->base.base,
1605 rdev->mode_info.load_detect_property,
1608 case DRM_MODE_CONNECTOR_DVII:
1609 case DRM_MODE_CONNECTOR_DVID:
1610 case DRM_MODE_CONNECTOR_HDMIA:
1611 case DRM_MODE_CONNECTOR_HDMIB:
1612 case DRM_MODE_CONNECTOR_DisplayPort:
1613 drm_object_attach_property(&radeon_connector->base.base,
1614 rdev->mode_info.underscan_property,
1616 drm_object_attach_property(&radeon_connector->base.base,
1617 rdev->mode_info.underscan_hborder_property,
1619 drm_object_attach_property(&radeon_connector->base.base,
1620 rdev->mode_info.underscan_vborder_property,
1622 subpixel_order = SubPixelHorizontalRGB;
1623 connector->interlace_allowed = true;
1624 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1625 connector->doublescan_allowed = true;
1627 connector->doublescan_allowed = false;
1628 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1629 radeon_connector->dac_load_detect = true;
1630 drm_object_attach_property(&radeon_connector->base.base,
1631 rdev->mode_info.load_detect_property,
1635 case DRM_MODE_CONNECTOR_LVDS:
1636 case DRM_MODE_CONNECTOR_eDP:
1637 drm_object_attach_property(&radeon_connector->base.base,
1638 dev->mode_config.scaling_mode_property,
1639 DRM_MODE_SCALE_FULLSCREEN);
1640 subpixel_order = SubPixelHorizontalRGB;
1641 connector->interlace_allowed = false;
1642 connector->doublescan_allowed = false;
1646 switch (connector_type) {
1647 case DRM_MODE_CONNECTOR_VGA:
1648 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1649 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1650 if (i2c_bus->valid) {
1651 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1652 if (!radeon_connector->ddc_bus)
1653 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1655 radeon_connector->dac_load_detect = true;
1656 drm_object_attach_property(&radeon_connector->base.base,
1657 rdev->mode_info.load_detect_property,
1659 /* no HPD on analog connectors */
1660 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1661 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1662 connector->interlace_allowed = true;
1663 connector->doublescan_allowed = true;
1665 case DRM_MODE_CONNECTOR_DVIA:
1666 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1667 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1668 if (i2c_bus->valid) {
1669 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1670 if (!radeon_connector->ddc_bus)
1671 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1673 radeon_connector->dac_load_detect = true;
1674 drm_object_attach_property(&radeon_connector->base.base,
1675 rdev->mode_info.load_detect_property,
1677 /* no HPD on analog connectors */
1678 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1679 connector->interlace_allowed = true;
1680 connector->doublescan_allowed = true;
1682 case DRM_MODE_CONNECTOR_DVII:
1683 case DRM_MODE_CONNECTOR_DVID:
1684 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1685 if (!radeon_dig_connector)
1687 radeon_dig_connector->igp_lane_info = igp_lane_info;
1688 radeon_connector->con_priv = radeon_dig_connector;
1689 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1690 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1691 if (i2c_bus->valid) {
1692 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1693 if (!radeon_connector->ddc_bus)
1694 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1696 subpixel_order = SubPixelHorizontalRGB;
1697 drm_object_attach_property(&radeon_connector->base.base,
1698 rdev->mode_info.coherent_mode_property,
1700 if (ASIC_IS_AVIVO(rdev)) {
1701 drm_object_attach_property(&radeon_connector->base.base,
1702 rdev->mode_info.underscan_property,
1704 drm_object_attach_property(&radeon_connector->base.base,
1705 rdev->mode_info.underscan_hborder_property,
1707 drm_object_attach_property(&radeon_connector->base.base,
1708 rdev->mode_info.underscan_vborder_property,
1711 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1712 radeon_connector->dac_load_detect = true;
1713 drm_object_attach_property(&radeon_connector->base.base,
1714 rdev->mode_info.load_detect_property,
1717 connector->interlace_allowed = true;
1718 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1719 connector->doublescan_allowed = true;
1721 connector->doublescan_allowed = false;
1723 case DRM_MODE_CONNECTOR_HDMIA:
1724 case DRM_MODE_CONNECTOR_HDMIB:
1725 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1726 if (!radeon_dig_connector)
1728 radeon_dig_connector->igp_lane_info = igp_lane_info;
1729 radeon_connector->con_priv = radeon_dig_connector;
1730 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1731 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1732 if (i2c_bus->valid) {
1733 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1734 if (!radeon_connector->ddc_bus)
1735 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1737 drm_object_attach_property(&radeon_connector->base.base,
1738 rdev->mode_info.coherent_mode_property,
1740 if (ASIC_IS_AVIVO(rdev)) {
1741 drm_object_attach_property(&radeon_connector->base.base,
1742 rdev->mode_info.underscan_property,
1744 drm_object_attach_property(&radeon_connector->base.base,
1745 rdev->mode_info.underscan_hborder_property,
1747 drm_object_attach_property(&radeon_connector->base.base,
1748 rdev->mode_info.underscan_vborder_property,
1751 subpixel_order = SubPixelHorizontalRGB;
1752 connector->interlace_allowed = true;
1753 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1754 connector->doublescan_allowed = true;
1756 connector->doublescan_allowed = false;
1758 case DRM_MODE_CONNECTOR_DisplayPort:
1759 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1760 if (!radeon_dig_connector)
1762 radeon_dig_connector->igp_lane_info = igp_lane_info;
1763 radeon_connector->con_priv = radeon_dig_connector;
1764 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1765 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1766 if (i2c_bus->valid) {
1767 /* add DP i2c bus */
1768 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1769 if (!radeon_dig_connector->dp_i2c_bus)
1770 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1771 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1772 if (!radeon_connector->ddc_bus)
1773 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1775 subpixel_order = SubPixelHorizontalRGB;
1776 drm_object_attach_property(&radeon_connector->base.base,
1777 rdev->mode_info.coherent_mode_property,
1779 if (ASIC_IS_AVIVO(rdev)) {
1780 drm_object_attach_property(&radeon_connector->base.base,
1781 rdev->mode_info.underscan_property,
1783 drm_object_attach_property(&radeon_connector->base.base,
1784 rdev->mode_info.underscan_hborder_property,
1786 drm_object_attach_property(&radeon_connector->base.base,
1787 rdev->mode_info.underscan_vborder_property,
1790 connector->interlace_allowed = true;
1791 /* in theory with a DP to VGA converter... */
1792 connector->doublescan_allowed = false;
1794 case DRM_MODE_CONNECTOR_eDP:
1795 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1796 if (!radeon_dig_connector)
1798 radeon_dig_connector->igp_lane_info = igp_lane_info;
1799 radeon_connector->con_priv = radeon_dig_connector;
1800 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1801 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1802 if (i2c_bus->valid) {
1803 /* add DP i2c bus */
1804 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1805 if (!radeon_dig_connector->dp_i2c_bus)
1806 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1807 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1808 if (!radeon_connector->ddc_bus)
1809 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1811 drm_object_attach_property(&radeon_connector->base.base,
1812 dev->mode_config.scaling_mode_property,
1813 DRM_MODE_SCALE_FULLSCREEN);
1814 subpixel_order = SubPixelHorizontalRGB;
1815 connector->interlace_allowed = false;
1816 connector->doublescan_allowed = false;
1818 case DRM_MODE_CONNECTOR_SVIDEO:
1819 case DRM_MODE_CONNECTOR_Composite:
1820 case DRM_MODE_CONNECTOR_9PinDIN:
1821 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1822 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1823 radeon_connector->dac_load_detect = true;
1824 drm_object_attach_property(&radeon_connector->base.base,
1825 rdev->mode_info.load_detect_property,
1827 drm_object_attach_property(&radeon_connector->base.base,
1828 rdev->mode_info.tv_std_property,
1829 radeon_atombios_get_tv_info(rdev));
1830 /* no HPD on analog connectors */
1831 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1832 connector->interlace_allowed = false;
1833 connector->doublescan_allowed = false;
1835 case DRM_MODE_CONNECTOR_LVDS:
1836 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1837 if (!radeon_dig_connector)
1839 radeon_dig_connector->igp_lane_info = igp_lane_info;
1840 radeon_connector->con_priv = radeon_dig_connector;
1841 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1842 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1843 if (i2c_bus->valid) {
1844 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1845 if (!radeon_connector->ddc_bus)
1846 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1848 drm_object_attach_property(&radeon_connector->base.base,
1849 dev->mode_config.scaling_mode_property,
1850 DRM_MODE_SCALE_FULLSCREEN);
1851 subpixel_order = SubPixelHorizontalRGB;
1852 connector->interlace_allowed = false;
1853 connector->doublescan_allowed = false;
1858 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1860 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1862 connector->polled = DRM_CONNECTOR_POLL_HPD;
1864 connector->display_info.subpixel_order = subpixel_order;
1865 drm_sysfs_connector_add(connector);
1869 drm_connector_cleanup(connector);
1874 radeon_add_legacy_connector(struct drm_device *dev,
1875 uint32_t connector_id,
1876 uint32_t supported_device,
1878 struct radeon_i2c_bus_rec *i2c_bus,
1879 uint16_t connector_object_id,
1880 struct radeon_hpd *hpd)
1882 struct radeon_device *rdev = dev->dev_private;
1883 struct drm_connector *connector;
1884 struct radeon_connector *radeon_connector;
1885 uint32_t subpixel_order = SubPixelNone;
1887 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1890 /* if the user selected tv=0 don't try and add the connector */
1891 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1892 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1893 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1897 /* see if we already added it */
1898 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1899 radeon_connector = to_radeon_connector(connector);
1900 if (radeon_connector->connector_id == connector_id) {
1901 radeon_connector->devices |= supported_device;
1906 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1907 if (!radeon_connector)
1910 connector = &radeon_connector->base;
1912 radeon_connector->connector_id = connector_id;
1913 radeon_connector->devices = supported_device;
1914 radeon_connector->connector_object_id = connector_object_id;
1915 radeon_connector->hpd = *hpd;
1917 switch (connector_type) {
1918 case DRM_MODE_CONNECTOR_VGA:
1919 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1920 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1921 if (i2c_bus->valid) {
1922 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1923 if (!radeon_connector->ddc_bus)
1924 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1926 radeon_connector->dac_load_detect = true;
1927 drm_object_attach_property(&radeon_connector->base.base,
1928 rdev->mode_info.load_detect_property,
1930 /* no HPD on analog connectors */
1931 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1932 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1933 connector->interlace_allowed = true;
1934 connector->doublescan_allowed = true;
1936 case DRM_MODE_CONNECTOR_DVIA:
1937 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1938 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1939 if (i2c_bus->valid) {
1940 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1941 if (!radeon_connector->ddc_bus)
1942 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1944 radeon_connector->dac_load_detect = true;
1945 drm_object_attach_property(&radeon_connector->base.base,
1946 rdev->mode_info.load_detect_property,
1948 /* no HPD on analog connectors */
1949 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1950 connector->interlace_allowed = true;
1951 connector->doublescan_allowed = true;
1953 case DRM_MODE_CONNECTOR_DVII:
1954 case DRM_MODE_CONNECTOR_DVID:
1955 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1956 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1957 if (i2c_bus->valid) {
1958 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1959 if (!radeon_connector->ddc_bus)
1960 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1962 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1963 radeon_connector->dac_load_detect = true;
1964 drm_object_attach_property(&radeon_connector->base.base,
1965 rdev->mode_info.load_detect_property,
1968 subpixel_order = SubPixelHorizontalRGB;
1969 connector->interlace_allowed = true;
1970 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1971 connector->doublescan_allowed = true;
1973 connector->doublescan_allowed = false;
1975 case DRM_MODE_CONNECTOR_SVIDEO:
1976 case DRM_MODE_CONNECTOR_Composite:
1977 case DRM_MODE_CONNECTOR_9PinDIN:
1978 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1979 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1980 radeon_connector->dac_load_detect = true;
1981 /* RS400,RC410,RS480 chipset seems to report a lot
1982 * of false positive on load detect, we haven't yet
1983 * found a way to make load detect reliable on those
1984 * chipset, thus just disable it for TV.
1986 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1987 radeon_connector->dac_load_detect = false;
1988 drm_object_attach_property(&radeon_connector->base.base,
1989 rdev->mode_info.load_detect_property,
1990 radeon_connector->dac_load_detect);
1991 drm_object_attach_property(&radeon_connector->base.base,
1992 rdev->mode_info.tv_std_property,
1993 radeon_combios_get_tv_info(rdev));
1994 /* no HPD on analog connectors */
1995 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1996 connector->interlace_allowed = false;
1997 connector->doublescan_allowed = false;
1999 case DRM_MODE_CONNECTOR_LVDS:
2000 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2001 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2002 if (i2c_bus->valid) {
2003 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2004 if (!radeon_connector->ddc_bus)
2005 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2007 drm_object_attach_property(&radeon_connector->base.base,
2008 dev->mode_config.scaling_mode_property,
2009 DRM_MODE_SCALE_FULLSCREEN);
2010 subpixel_order = SubPixelHorizontalRGB;
2011 connector->interlace_allowed = false;
2012 connector->doublescan_allowed = false;
2016 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2018 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2020 connector->polled = DRM_CONNECTOR_POLL_HPD;
2021 connector->display_info.subpixel_order = subpixel_order;
2022 drm_sysfs_connector_add(connector);