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.audio_property) {
400 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
401 /* need to find digital encoder on connector */
402 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
406 radeon_encoder = to_radeon_encoder(encoder);
408 if (radeon_connector->audio != val) {
409 radeon_connector->audio = val;
410 radeon_property_change_mode(&radeon_encoder->base);
414 if (property == rdev->mode_info.underscan_property) {
415 /* need to find digital encoder on connector */
416 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
420 radeon_encoder = to_radeon_encoder(encoder);
422 if (radeon_encoder->underscan_type != val) {
423 radeon_encoder->underscan_type = val;
424 radeon_property_change_mode(&radeon_encoder->base);
428 if (property == rdev->mode_info.underscan_hborder_property) {
429 /* need to find digital encoder on connector */
430 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
434 radeon_encoder = to_radeon_encoder(encoder);
436 if (radeon_encoder->underscan_hborder != val) {
437 radeon_encoder->underscan_hborder = val;
438 radeon_property_change_mode(&radeon_encoder->base);
442 if (property == rdev->mode_info.underscan_vborder_property) {
443 /* need to find digital encoder on connector */
444 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
448 radeon_encoder = to_radeon_encoder(encoder);
450 if (radeon_encoder->underscan_vborder != val) {
451 radeon_encoder->underscan_vborder = val;
452 radeon_property_change_mode(&radeon_encoder->base);
456 if (property == rdev->mode_info.tv_std_property) {
457 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
459 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
465 radeon_encoder = to_radeon_encoder(encoder);
466 if (!radeon_encoder->enc_priv)
468 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
469 struct radeon_encoder_atom_dac *dac_int;
470 dac_int = radeon_encoder->enc_priv;
471 dac_int->tv_std = val;
473 struct radeon_encoder_tv_dac *dac_int;
474 dac_int = radeon_encoder->enc_priv;
475 dac_int->tv_std = val;
477 radeon_property_change_mode(&radeon_encoder->base);
480 if (property == rdev->mode_info.load_detect_property) {
481 struct radeon_connector *radeon_connector =
482 to_radeon_connector(connector);
485 radeon_connector->dac_load_detect = false;
487 radeon_connector->dac_load_detect = true;
490 if (property == rdev->mode_info.tmds_pll_property) {
491 struct radeon_encoder_int_tmds *tmds = NULL;
493 /* need to find digital encoder on connector */
494 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
498 radeon_encoder = to_radeon_encoder(encoder);
500 tmds = radeon_encoder->enc_priv;
505 if (rdev->is_atom_bios)
506 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
508 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
510 if (val == 1 || ret == false) {
511 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
513 radeon_property_change_mode(&radeon_encoder->base);
519 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
520 struct drm_connector *connector)
522 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
523 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
524 struct drm_display_mode *t, *mode;
526 /* If the EDID preferred mode doesn't match the native mode, use it */
527 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
528 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
529 if (mode->hdisplay != native_mode->hdisplay ||
530 mode->vdisplay != native_mode->vdisplay)
531 memcpy(native_mode, mode, sizeof(*mode));
535 /* Try to get native mode details from EDID if necessary */
536 if (!native_mode->clock) {
537 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
538 if (mode->hdisplay == native_mode->hdisplay &&
539 mode->vdisplay == native_mode->vdisplay) {
540 *native_mode = *mode;
541 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
542 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
548 if (!native_mode->clock) {
549 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
550 radeon_encoder->rmx_type = RMX_OFF;
554 static int radeon_lvds_get_modes(struct drm_connector *connector)
556 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
557 struct drm_encoder *encoder;
559 struct drm_display_mode *mode;
561 if (radeon_connector->ddc_bus) {
562 ret = radeon_ddc_get_modes(radeon_connector);
564 encoder = radeon_best_single_encoder(connector);
566 radeon_fixup_lvds_native_mode(encoder, connector);
567 /* add scaled modes */
568 radeon_add_common_modes(encoder, connector);
574 encoder = radeon_best_single_encoder(connector);
578 /* we have no EDID modes */
579 mode = radeon_fp_native_mode(encoder);
582 drm_mode_probed_add(connector, mode);
583 /* add the width/height from vbios tables if available */
584 connector->display_info.width_mm = mode->width_mm;
585 connector->display_info.height_mm = mode->height_mm;
586 /* add scaled modes */
587 radeon_add_common_modes(encoder, connector);
593 static int radeon_lvds_mode_valid(struct drm_connector *connector,
594 struct drm_display_mode *mode)
596 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
598 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
602 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
603 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
605 /* AVIVO hardware supports downscaling modes larger than the panel
606 * to the panel size, but I'm not sure this is desirable.
608 if ((mode->hdisplay > native_mode->hdisplay) ||
609 (mode->vdisplay > native_mode->vdisplay))
612 /* if scaling is disabled, block non-native modes */
613 if (radeon_encoder->rmx_type == RMX_OFF) {
614 if ((mode->hdisplay != native_mode->hdisplay) ||
615 (mode->vdisplay != native_mode->vdisplay))
623 static enum drm_connector_status
624 radeon_lvds_detect(struct drm_connector *connector, bool force)
626 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
627 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
628 enum drm_connector_status ret = connector_status_disconnected;
631 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
632 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
634 /* check if panel is valid */
635 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
636 ret = connector_status_connected;
640 /* check for edid as well */
641 if (radeon_connector->edid)
642 ret = connector_status_connected;
644 if (radeon_connector->ddc_bus) {
645 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
646 &radeon_connector->ddc_bus->adapter);
647 if (radeon_connector->edid)
648 ret = connector_status_connected;
651 /* check acpi lid status ??? */
653 radeon_connector_update_scratch_regs(connector, ret);
657 static void radeon_connector_destroy(struct drm_connector *connector)
659 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
661 if (radeon_connector->edid)
662 kfree(radeon_connector->edid);
663 kfree(radeon_connector->con_priv);
664 drm_sysfs_connector_remove(connector);
665 drm_connector_cleanup(connector);
669 static int radeon_lvds_set_property(struct drm_connector *connector,
670 struct drm_property *property,
673 struct drm_device *dev = connector->dev;
674 struct radeon_encoder *radeon_encoder;
675 enum radeon_rmx_type rmx_type;
678 if (property != dev->mode_config.scaling_mode_property)
681 if (connector->encoder)
682 radeon_encoder = to_radeon_encoder(connector->encoder);
684 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
685 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
689 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
690 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
691 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
693 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
695 if (radeon_encoder->rmx_type == rmx_type)
698 radeon_encoder->rmx_type = rmx_type;
700 radeon_property_change_mode(&radeon_encoder->base);
705 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
706 .get_modes = radeon_lvds_get_modes,
707 .mode_valid = radeon_lvds_mode_valid,
708 .best_encoder = radeon_best_single_encoder,
711 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
712 .dpms = drm_helper_connector_dpms,
713 .detect = radeon_lvds_detect,
714 .fill_modes = drm_helper_probe_single_connector_modes,
715 .destroy = radeon_connector_destroy,
716 .set_property = radeon_lvds_set_property,
719 static int radeon_vga_get_modes(struct drm_connector *connector)
721 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
724 ret = radeon_ddc_get_modes(radeon_connector);
729 static int radeon_vga_mode_valid(struct drm_connector *connector,
730 struct drm_display_mode *mode)
732 struct drm_device *dev = connector->dev;
733 struct radeon_device *rdev = dev->dev_private;
735 /* XXX check mode bandwidth */
737 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
738 return MODE_CLOCK_HIGH;
743 static enum drm_connector_status
744 radeon_vga_detect(struct drm_connector *connector, bool force)
746 struct drm_device *dev = connector->dev;
747 struct radeon_device *rdev = dev->dev_private;
748 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
749 struct drm_encoder *encoder;
750 struct drm_encoder_helper_funcs *encoder_funcs;
752 enum drm_connector_status ret = connector_status_disconnected;
754 encoder = radeon_best_single_encoder(connector);
756 ret = connector_status_disconnected;
758 if (radeon_connector->ddc_bus)
759 dret = radeon_ddc_probe(radeon_connector, false);
761 radeon_connector->detected_by_load = false;
762 if (radeon_connector->edid) {
763 kfree(radeon_connector->edid);
764 radeon_connector->edid = NULL;
766 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
768 if (!radeon_connector->edid) {
769 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
770 drm_get_connector_name(connector));
771 ret = connector_status_connected;
773 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
775 /* some oems have boards with separate digital and analog connectors
776 * with a shared ddc line (often vga + hdmi)
778 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
779 kfree(radeon_connector->edid);
780 radeon_connector->edid = NULL;
781 ret = connector_status_disconnected;
783 ret = connector_status_connected;
787 /* if we aren't forcing don't do destructive polling */
789 /* only return the previous status if we last
790 * detected a monitor via load.
792 if (radeon_connector->detected_by_load)
793 return connector->status;
798 if (radeon_connector->dac_load_detect && encoder) {
799 encoder_funcs = encoder->helper_private;
800 ret = encoder_funcs->detect(encoder, connector);
801 if (ret != connector_status_disconnected)
802 radeon_connector->detected_by_load = true;
806 if (ret == connector_status_connected)
807 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
809 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
810 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
811 * by other means, assume the CRT is connected and use that EDID.
813 if ((!rdev->is_atom_bios) &&
814 (ret == connector_status_disconnected) &&
815 rdev->mode_info.bios_hardcoded_edid_size) {
816 ret = connector_status_connected;
819 radeon_connector_update_scratch_regs(connector, ret);
823 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
824 .get_modes = radeon_vga_get_modes,
825 .mode_valid = radeon_vga_mode_valid,
826 .best_encoder = radeon_best_single_encoder,
829 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
830 .dpms = drm_helper_connector_dpms,
831 .detect = radeon_vga_detect,
832 .fill_modes = drm_helper_probe_single_connector_modes,
833 .destroy = radeon_connector_destroy,
834 .set_property = radeon_connector_set_property,
837 static int radeon_tv_get_modes(struct drm_connector *connector)
839 struct drm_device *dev = connector->dev;
840 struct radeon_device *rdev = dev->dev_private;
841 struct drm_display_mode *tv_mode;
842 struct drm_encoder *encoder;
844 encoder = radeon_best_single_encoder(connector);
848 /* avivo chips can scale any mode */
849 if (rdev->family >= CHIP_RS600)
850 /* add scaled modes */
851 radeon_add_common_modes(encoder, connector);
853 /* only 800x600 is supported right now on pre-avivo chips */
854 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
855 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
856 drm_mode_probed_add(connector, tv_mode);
861 static int radeon_tv_mode_valid(struct drm_connector *connector,
862 struct drm_display_mode *mode)
864 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
865 return MODE_CLOCK_RANGE;
869 static enum drm_connector_status
870 radeon_tv_detect(struct drm_connector *connector, bool force)
872 struct drm_encoder *encoder;
873 struct drm_encoder_helper_funcs *encoder_funcs;
874 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
875 enum drm_connector_status ret = connector_status_disconnected;
877 if (!radeon_connector->dac_load_detect)
880 encoder = radeon_best_single_encoder(connector);
882 ret = connector_status_disconnected;
884 encoder_funcs = encoder->helper_private;
885 ret = encoder_funcs->detect(encoder, connector);
887 if (ret == connector_status_connected)
888 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
889 radeon_connector_update_scratch_regs(connector, ret);
893 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
894 .get_modes = radeon_tv_get_modes,
895 .mode_valid = radeon_tv_mode_valid,
896 .best_encoder = radeon_best_single_encoder,
899 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
900 .dpms = drm_helper_connector_dpms,
901 .detect = radeon_tv_detect,
902 .fill_modes = drm_helper_probe_single_connector_modes,
903 .destroy = radeon_connector_destroy,
904 .set_property = radeon_connector_set_property,
907 static int radeon_dvi_get_modes(struct drm_connector *connector)
909 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
912 ret = radeon_ddc_get_modes(radeon_connector);
916 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
918 struct drm_device *dev = connector->dev;
919 struct radeon_device *rdev = dev->dev_private;
920 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
921 enum drm_connector_status status;
923 /* We only trust HPD on R600 and newer ASICS. */
924 if (rdev->family >= CHIP_R600
925 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
926 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
927 status = connector_status_connected;
929 status = connector_status_disconnected;
930 if (connector->status == status)
939 * Do a DDC probe, if DDC probe passes, get the full EDID so
940 * we can do analog/digital monitor detection at this point.
941 * If the monitor is an analog monitor or we got no DDC,
942 * we need to find the DAC encoder object for this connector.
943 * If we got no DDC, we do load detection on the DAC encoder object.
944 * If we got analog DDC or load detection passes on the DAC encoder
945 * we have to check if this analog encoder is shared with anyone else (TV)
946 * if its shared we have to set the other connector to disconnected.
948 static enum drm_connector_status
949 radeon_dvi_detect(struct drm_connector *connector, bool force)
951 struct drm_device *dev = connector->dev;
952 struct radeon_device *rdev = dev->dev_private;
953 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
954 struct drm_encoder *encoder = NULL;
955 struct drm_encoder_helper_funcs *encoder_funcs;
956 struct drm_mode_object *obj;
958 enum drm_connector_status ret = connector_status_disconnected;
959 bool dret = false, broken_edid = false;
961 if (!force && radeon_check_hpd_status_unchanged(connector))
962 return connector->status;
964 if (radeon_connector->ddc_bus)
965 dret = radeon_ddc_probe(radeon_connector, false);
967 radeon_connector->detected_by_load = false;
968 if (radeon_connector->edid) {
969 kfree(radeon_connector->edid);
970 radeon_connector->edid = NULL;
972 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
974 if (!radeon_connector->edid) {
975 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
976 drm_get_connector_name(connector));
977 /* rs690 seems to have a problem with connectors not existing and always
978 * return a block of 0's. If we see this just stop polling on this output */
979 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
980 ret = connector_status_disconnected;
981 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
982 radeon_connector->ddc_bus = NULL;
984 ret = connector_status_connected;
985 broken_edid = true; /* defer use_digital to later */
988 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
990 /* some oems have boards with separate digital and analog connectors
991 * with a shared ddc line (often vga + hdmi)
993 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
994 kfree(radeon_connector->edid);
995 radeon_connector->edid = NULL;
996 ret = connector_status_disconnected;
998 ret = connector_status_connected;
1000 /* This gets complicated. We have boards with VGA + HDMI with a
1001 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1002 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1003 * you don't really know what's connected to which port as both are digital.
1005 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1006 struct drm_connector *list_connector;
1007 struct radeon_connector *list_radeon_connector;
1008 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1009 if (connector == list_connector)
1011 list_radeon_connector = to_radeon_connector(list_connector);
1012 if (list_radeon_connector->shared_ddc &&
1013 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1014 radeon_connector->ddc_bus->rec.i2c_id)) {
1015 /* cases where both connectors are digital */
1016 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1017 /* hpd is our only option in this case */
1018 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1019 kfree(radeon_connector->edid);
1020 radeon_connector->edid = NULL;
1021 ret = connector_status_disconnected;
1030 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1033 /* DVI-D and HDMI-A are digital only */
1034 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1035 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1038 /* if we aren't forcing don't do destructive polling */
1040 /* only return the previous status if we last
1041 * detected a monitor via load.
1043 if (radeon_connector->detected_by_load)
1044 ret = connector->status;
1048 /* find analog encoder */
1049 if (radeon_connector->dac_load_detect) {
1050 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1051 if (connector->encoder_ids[i] == 0)
1054 obj = drm_mode_object_find(connector->dev,
1055 connector->encoder_ids[i],
1056 DRM_MODE_OBJECT_ENCODER);
1060 encoder = obj_to_encoder(obj);
1062 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1063 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1066 encoder_funcs = encoder->helper_private;
1067 if (encoder_funcs->detect) {
1069 if (ret != connector_status_connected) {
1070 /* deal with analog monitors without DDC */
1071 ret = encoder_funcs->detect(encoder, connector);
1072 if (ret == connector_status_connected) {
1073 radeon_connector->use_digital = false;
1075 if (ret != connector_status_disconnected)
1076 radeon_connector->detected_by_load = true;
1079 enum drm_connector_status lret;
1080 /* assume digital unless load detected otherwise */
1081 radeon_connector->use_digital = true;
1082 lret = encoder_funcs->detect(encoder, connector);
1083 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1084 if (lret == connector_status_connected)
1085 radeon_connector->use_digital = false;
1092 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1094 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1097 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1098 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1099 * by other means, assume the DFP is connected and use that EDID. In most
1100 * cases the DVI port is actually a virtual KVM port connected to the service
1104 if ((!rdev->is_atom_bios) &&
1105 (ret == connector_status_disconnected) &&
1106 rdev->mode_info.bios_hardcoded_edid_size) {
1107 radeon_connector->use_digital = true;
1108 ret = connector_status_connected;
1111 /* updated in get modes as well since we need to know if it's analog or digital */
1112 radeon_connector_update_scratch_regs(connector, ret);
1116 /* okay need to be smart in here about which encoder to pick */
1117 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1119 int enc_id = connector->encoder_ids[0];
1120 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1121 struct drm_mode_object *obj;
1122 struct drm_encoder *encoder;
1124 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1125 if (connector->encoder_ids[i] == 0)
1128 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1132 encoder = obj_to_encoder(obj);
1134 if (radeon_connector->use_digital == true) {
1135 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1138 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1139 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1144 /* see if we have a default encoder TODO */
1146 /* then check use digitial */
1147 /* pick the first one */
1149 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1152 encoder = obj_to_encoder(obj);
1158 static void radeon_dvi_force(struct drm_connector *connector)
1160 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1161 if (connector->force == DRM_FORCE_ON)
1162 radeon_connector->use_digital = false;
1163 if (connector->force == DRM_FORCE_ON_DIGITAL)
1164 radeon_connector->use_digital = true;
1167 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1168 struct drm_display_mode *mode)
1170 struct drm_device *dev = connector->dev;
1171 struct radeon_device *rdev = dev->dev_private;
1172 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1174 /* XXX check mode bandwidth */
1176 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1177 if (radeon_connector->use_digital &&
1178 (rdev->family == CHIP_RV100) &&
1179 (mode->clock > 135000))
1180 return MODE_CLOCK_HIGH;
1182 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1183 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1184 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1185 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1187 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1188 if (ASIC_IS_DCE6(rdev)) {
1189 /* HDMI 1.3+ supports max clock of 340 Mhz */
1190 if (mode->clock > 340000)
1191 return MODE_CLOCK_HIGH;
1195 return MODE_CLOCK_HIGH;
1197 return MODE_CLOCK_HIGH;
1200 /* check against the max pixel clock */
1201 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1202 return MODE_CLOCK_HIGH;
1207 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1208 .get_modes = radeon_dvi_get_modes,
1209 .mode_valid = radeon_dvi_mode_valid,
1210 .best_encoder = radeon_dvi_encoder,
1213 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1214 .dpms = drm_helper_connector_dpms,
1215 .detect = radeon_dvi_detect,
1216 .fill_modes = drm_helper_probe_single_connector_modes,
1217 .set_property = radeon_connector_set_property,
1218 .destroy = radeon_connector_destroy,
1219 .force = radeon_dvi_force,
1222 static void radeon_dp_connector_destroy(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;
1227 if (radeon_connector->edid)
1228 kfree(radeon_connector->edid);
1229 if (radeon_dig_connector->dp_i2c_bus)
1230 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1231 kfree(radeon_connector->con_priv);
1232 drm_sysfs_connector_remove(connector);
1233 drm_connector_cleanup(connector);
1237 static int radeon_dp_get_modes(struct drm_connector *connector)
1239 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1240 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1241 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1244 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1245 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1246 struct drm_display_mode *mode;
1248 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1249 if (!radeon_dig_connector->edp_on)
1250 atombios_set_edp_panel_power(connector,
1251 ATOM_TRANSMITTER_ACTION_POWER_ON);
1252 ret = radeon_ddc_get_modes(radeon_connector);
1253 if (!radeon_dig_connector->edp_on)
1254 atombios_set_edp_panel_power(connector,
1255 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1257 /* need to setup ddc on the bridge */
1258 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1259 ENCODER_OBJECT_ID_NONE) {
1261 radeon_atom_ext_encoder_setup_ddc(encoder);
1263 ret = radeon_ddc_get_modes(radeon_connector);
1268 radeon_fixup_lvds_native_mode(encoder, connector);
1269 /* add scaled modes */
1270 radeon_add_common_modes(encoder, connector);
1278 /* we have no EDID modes */
1279 mode = radeon_fp_native_mode(encoder);
1282 drm_mode_probed_add(connector, mode);
1283 /* add the width/height from vbios tables if available */
1284 connector->display_info.width_mm = mode->width_mm;
1285 connector->display_info.height_mm = mode->height_mm;
1286 /* add scaled modes */
1287 radeon_add_common_modes(encoder, connector);
1290 /* need to setup ddc on the bridge */
1291 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1292 ENCODER_OBJECT_ID_NONE) {
1294 radeon_atom_ext_encoder_setup_ddc(encoder);
1296 ret = radeon_ddc_get_modes(radeon_connector);
1302 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1304 struct drm_mode_object *obj;
1305 struct drm_encoder *encoder;
1306 struct radeon_encoder *radeon_encoder;
1309 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1310 if (connector->encoder_ids[i] == 0)
1313 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1317 encoder = obj_to_encoder(obj);
1318 radeon_encoder = to_radeon_encoder(encoder);
1320 switch (radeon_encoder->encoder_id) {
1321 case ENCODER_OBJECT_ID_TRAVIS:
1322 case ENCODER_OBJECT_ID_NUTMEG:
1323 return radeon_encoder->encoder_id;
1329 return ENCODER_OBJECT_ID_NONE;
1332 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1334 struct drm_mode_object *obj;
1335 struct drm_encoder *encoder;
1336 struct radeon_encoder *radeon_encoder;
1340 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1341 if (connector->encoder_ids[i] == 0)
1344 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1348 encoder = obj_to_encoder(obj);
1349 radeon_encoder = to_radeon_encoder(encoder);
1350 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1357 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1359 struct drm_device *dev = connector->dev;
1360 struct radeon_device *rdev = dev->dev_private;
1362 if (ASIC_IS_DCE5(rdev) &&
1363 (rdev->clock.dp_extclk >= 53900) &&
1364 radeon_connector_encoder_is_hbr2(connector)) {
1371 static enum drm_connector_status
1372 radeon_dp_detect(struct drm_connector *connector, bool force)
1374 struct drm_device *dev = connector->dev;
1375 struct radeon_device *rdev = dev->dev_private;
1376 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1377 enum drm_connector_status ret = connector_status_disconnected;
1378 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1379 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1381 if (!force && radeon_check_hpd_status_unchanged(connector))
1382 return connector->status;
1384 if (radeon_connector->edid) {
1385 kfree(radeon_connector->edid);
1386 radeon_connector->edid = NULL;
1389 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1390 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1392 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1393 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1395 /* check if panel is valid */
1396 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1397 ret = connector_status_connected;
1399 /* eDP is always DP */
1400 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1401 if (!radeon_dig_connector->edp_on)
1402 atombios_set_edp_panel_power(connector,
1403 ATOM_TRANSMITTER_ACTION_POWER_ON);
1404 if (radeon_dp_getdpcd(radeon_connector))
1405 ret = connector_status_connected;
1406 if (!radeon_dig_connector->edp_on)
1407 atombios_set_edp_panel_power(connector,
1408 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1409 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1410 ENCODER_OBJECT_ID_NONE) {
1411 /* DP bridges are always DP */
1412 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1413 /* get the DPCD from the bridge */
1414 radeon_dp_getdpcd(radeon_connector);
1417 /* setup ddc on the bridge */
1418 radeon_atom_ext_encoder_setup_ddc(encoder);
1419 /* bridge chips are always aux */
1420 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1421 ret = connector_status_connected;
1422 else if (radeon_connector->dac_load_detect) { /* try load detection */
1423 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1424 ret = encoder_funcs->detect(encoder, connector);
1428 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1429 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1430 ret = connector_status_connected;
1431 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1432 radeon_dp_getdpcd(radeon_connector);
1434 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1435 if (radeon_dp_getdpcd(radeon_connector))
1436 ret = connector_status_connected;
1438 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1439 if (radeon_ddc_probe(radeon_connector, false))
1440 ret = connector_status_connected;
1445 radeon_connector_update_scratch_regs(connector, ret);
1449 static int radeon_dp_mode_valid(struct drm_connector *connector,
1450 struct drm_display_mode *mode)
1452 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1453 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1455 /* XXX check mode bandwidth */
1457 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1458 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1459 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1461 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1465 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1466 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1468 /* AVIVO hardware supports downscaling modes larger than the panel
1469 * to the panel size, but I'm not sure this is desirable.
1471 if ((mode->hdisplay > native_mode->hdisplay) ||
1472 (mode->vdisplay > native_mode->vdisplay))
1475 /* if scaling is disabled, block non-native modes */
1476 if (radeon_encoder->rmx_type == RMX_OFF) {
1477 if ((mode->hdisplay != native_mode->hdisplay) ||
1478 (mode->vdisplay != native_mode->vdisplay))
1484 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1485 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1486 return radeon_dp_mode_valid_helper(connector, mode);
1492 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1493 .get_modes = radeon_dp_get_modes,
1494 .mode_valid = radeon_dp_mode_valid,
1495 .best_encoder = radeon_dvi_encoder,
1498 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1499 .dpms = drm_helper_connector_dpms,
1500 .detect = radeon_dp_detect,
1501 .fill_modes = drm_helper_probe_single_connector_modes,
1502 .set_property = radeon_connector_set_property,
1503 .destroy = radeon_dp_connector_destroy,
1504 .force = radeon_dvi_force,
1507 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1508 .dpms = drm_helper_connector_dpms,
1509 .detect = radeon_dp_detect,
1510 .fill_modes = drm_helper_probe_single_connector_modes,
1511 .set_property = radeon_lvds_set_property,
1512 .destroy = radeon_dp_connector_destroy,
1513 .force = radeon_dvi_force,
1516 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1517 .dpms = drm_helper_connector_dpms,
1518 .detect = radeon_dp_detect,
1519 .fill_modes = drm_helper_probe_single_connector_modes,
1520 .set_property = radeon_lvds_set_property,
1521 .destroy = radeon_dp_connector_destroy,
1522 .force = radeon_dvi_force,
1526 radeon_add_atom_connector(struct drm_device *dev,
1527 uint32_t connector_id,
1528 uint32_t supported_device,
1530 struct radeon_i2c_bus_rec *i2c_bus,
1531 uint32_t igp_lane_info,
1532 uint16_t connector_object_id,
1533 struct radeon_hpd *hpd,
1534 struct radeon_router *router)
1536 struct radeon_device *rdev = dev->dev_private;
1537 struct drm_connector *connector;
1538 struct radeon_connector *radeon_connector;
1539 struct radeon_connector_atom_dig *radeon_dig_connector;
1540 struct drm_encoder *encoder;
1541 struct radeon_encoder *radeon_encoder;
1542 uint32_t subpixel_order = SubPixelNone;
1543 bool shared_ddc = false;
1544 bool is_dp_bridge = false;
1546 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1549 /* if the user selected tv=0 don't try and add the connector */
1550 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1551 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1552 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1556 /* see if we already added it */
1557 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1558 radeon_connector = to_radeon_connector(connector);
1559 if (radeon_connector->connector_id == connector_id) {
1560 radeon_connector->devices |= supported_device;
1563 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1564 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1565 radeon_connector->shared_ddc = true;
1568 if (radeon_connector->router_bus && router->ddc_valid &&
1569 (radeon_connector->router.router_id == router->router_id)) {
1570 radeon_connector->shared_ddc = false;
1576 /* check if it's a dp bridge */
1577 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1578 radeon_encoder = to_radeon_encoder(encoder);
1579 if (radeon_encoder->devices & supported_device) {
1580 switch (radeon_encoder->encoder_id) {
1581 case ENCODER_OBJECT_ID_TRAVIS:
1582 case ENCODER_OBJECT_ID_NUTMEG:
1583 is_dp_bridge = true;
1591 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1592 if (!radeon_connector)
1595 connector = &radeon_connector->base;
1597 radeon_connector->connector_id = connector_id;
1598 radeon_connector->devices = supported_device;
1599 radeon_connector->shared_ddc = shared_ddc;
1600 radeon_connector->connector_object_id = connector_object_id;
1601 radeon_connector->hpd = *hpd;
1603 radeon_connector->router = *router;
1604 if (router->ddc_valid || router->cd_valid) {
1605 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1606 if (!radeon_connector->router_bus)
1607 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1611 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1612 if (!radeon_dig_connector)
1614 radeon_dig_connector->igp_lane_info = igp_lane_info;
1615 radeon_connector->con_priv = radeon_dig_connector;
1616 if (i2c_bus->valid) {
1617 /* add DP i2c bus */
1618 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1619 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1621 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1622 if (!radeon_dig_connector->dp_i2c_bus)
1623 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1624 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1625 if (!radeon_connector->ddc_bus)
1626 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1628 switch (connector_type) {
1629 case DRM_MODE_CONNECTOR_VGA:
1630 case DRM_MODE_CONNECTOR_DVIA:
1632 drm_connector_init(dev, &radeon_connector->base,
1633 &radeon_dp_connector_funcs, connector_type);
1634 drm_connector_helper_add(&radeon_connector->base,
1635 &radeon_dp_connector_helper_funcs);
1636 connector->interlace_allowed = true;
1637 connector->doublescan_allowed = true;
1638 radeon_connector->dac_load_detect = true;
1639 drm_object_attach_property(&radeon_connector->base.base,
1640 rdev->mode_info.load_detect_property,
1643 case DRM_MODE_CONNECTOR_DVII:
1644 case DRM_MODE_CONNECTOR_DVID:
1645 case DRM_MODE_CONNECTOR_HDMIA:
1646 case DRM_MODE_CONNECTOR_HDMIB:
1647 case DRM_MODE_CONNECTOR_DisplayPort:
1648 drm_connector_init(dev, &radeon_connector->base,
1649 &radeon_dp_connector_funcs, connector_type);
1650 drm_connector_helper_add(&radeon_connector->base,
1651 &radeon_dp_connector_helper_funcs);
1652 drm_object_attach_property(&radeon_connector->base.base,
1653 rdev->mode_info.underscan_property,
1655 drm_object_attach_property(&radeon_connector->base.base,
1656 rdev->mode_info.underscan_hborder_property,
1658 drm_object_attach_property(&radeon_connector->base.base,
1659 rdev->mode_info.underscan_vborder_property,
1661 drm_object_attach_property(&radeon_connector->base.base,
1662 rdev->mode_info.audio_property,
1663 RADEON_AUDIO_DISABLE);
1664 subpixel_order = SubPixelHorizontalRGB;
1665 connector->interlace_allowed = true;
1666 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1667 connector->doublescan_allowed = true;
1669 connector->doublescan_allowed = false;
1670 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1671 radeon_connector->dac_load_detect = true;
1672 drm_object_attach_property(&radeon_connector->base.base,
1673 rdev->mode_info.load_detect_property,
1677 case DRM_MODE_CONNECTOR_LVDS:
1678 case DRM_MODE_CONNECTOR_eDP:
1679 drm_connector_init(dev, &radeon_connector->base,
1680 &radeon_lvds_bridge_connector_funcs, connector_type);
1681 drm_connector_helper_add(&radeon_connector->base,
1682 &radeon_dp_connector_helper_funcs);
1683 drm_object_attach_property(&radeon_connector->base.base,
1684 dev->mode_config.scaling_mode_property,
1685 DRM_MODE_SCALE_FULLSCREEN);
1686 subpixel_order = SubPixelHorizontalRGB;
1687 connector->interlace_allowed = false;
1688 connector->doublescan_allowed = false;
1692 switch (connector_type) {
1693 case DRM_MODE_CONNECTOR_VGA:
1694 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1695 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1696 if (i2c_bus->valid) {
1697 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1698 if (!radeon_connector->ddc_bus)
1699 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1701 radeon_connector->dac_load_detect = true;
1702 drm_object_attach_property(&radeon_connector->base.base,
1703 rdev->mode_info.load_detect_property,
1705 /* no HPD on analog connectors */
1706 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1707 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1708 connector->interlace_allowed = true;
1709 connector->doublescan_allowed = true;
1711 case DRM_MODE_CONNECTOR_DVIA:
1712 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1713 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1714 if (i2c_bus->valid) {
1715 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1716 if (!radeon_connector->ddc_bus)
1717 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1719 radeon_connector->dac_load_detect = true;
1720 drm_object_attach_property(&radeon_connector->base.base,
1721 rdev->mode_info.load_detect_property,
1723 /* no HPD on analog connectors */
1724 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1725 connector->interlace_allowed = true;
1726 connector->doublescan_allowed = true;
1728 case DRM_MODE_CONNECTOR_DVII:
1729 case DRM_MODE_CONNECTOR_DVID:
1730 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1731 if (!radeon_dig_connector)
1733 radeon_dig_connector->igp_lane_info = igp_lane_info;
1734 radeon_connector->con_priv = radeon_dig_connector;
1735 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1736 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1737 if (i2c_bus->valid) {
1738 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1739 if (!radeon_connector->ddc_bus)
1740 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1742 subpixel_order = SubPixelHorizontalRGB;
1743 drm_object_attach_property(&radeon_connector->base.base,
1744 rdev->mode_info.coherent_mode_property,
1746 if (ASIC_IS_AVIVO(rdev)) {
1747 drm_object_attach_property(&radeon_connector->base.base,
1748 rdev->mode_info.underscan_property,
1750 drm_object_attach_property(&radeon_connector->base.base,
1751 rdev->mode_info.underscan_hborder_property,
1753 drm_object_attach_property(&radeon_connector->base.base,
1754 rdev->mode_info.underscan_vborder_property,
1757 if (ASIC_IS_DCE2(rdev)) {
1758 drm_object_attach_property(&radeon_connector->base.base,
1759 rdev->mode_info.audio_property,
1760 RADEON_AUDIO_DISABLE);
1762 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1763 radeon_connector->dac_load_detect = true;
1764 drm_object_attach_property(&radeon_connector->base.base,
1765 rdev->mode_info.load_detect_property,
1768 connector->interlace_allowed = true;
1769 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1770 connector->doublescan_allowed = true;
1772 connector->doublescan_allowed = false;
1774 case DRM_MODE_CONNECTOR_HDMIA:
1775 case DRM_MODE_CONNECTOR_HDMIB:
1776 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1777 if (!radeon_dig_connector)
1779 radeon_dig_connector->igp_lane_info = igp_lane_info;
1780 radeon_connector->con_priv = radeon_dig_connector;
1781 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1782 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1783 if (i2c_bus->valid) {
1784 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1785 if (!radeon_connector->ddc_bus)
1786 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1788 drm_object_attach_property(&radeon_connector->base.base,
1789 rdev->mode_info.coherent_mode_property,
1791 if (ASIC_IS_AVIVO(rdev)) {
1792 drm_object_attach_property(&radeon_connector->base.base,
1793 rdev->mode_info.underscan_property,
1795 drm_object_attach_property(&radeon_connector->base.base,
1796 rdev->mode_info.underscan_hborder_property,
1798 drm_object_attach_property(&radeon_connector->base.base,
1799 rdev->mode_info.underscan_vborder_property,
1802 if (ASIC_IS_DCE2(rdev)) {
1803 drm_object_attach_property(&radeon_connector->base.base,
1804 rdev->mode_info.audio_property,
1805 RADEON_AUDIO_DISABLE);
1807 subpixel_order = SubPixelHorizontalRGB;
1808 connector->interlace_allowed = true;
1809 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1810 connector->doublescan_allowed = true;
1812 connector->doublescan_allowed = false;
1814 case DRM_MODE_CONNECTOR_DisplayPort:
1815 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1816 if (!radeon_dig_connector)
1818 radeon_dig_connector->igp_lane_info = igp_lane_info;
1819 radeon_connector->con_priv = radeon_dig_connector;
1820 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1821 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1822 if (i2c_bus->valid) {
1823 /* add DP i2c bus */
1824 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1825 if (!radeon_dig_connector->dp_i2c_bus)
1826 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1827 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1828 if (!radeon_connector->ddc_bus)
1829 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1831 subpixel_order = SubPixelHorizontalRGB;
1832 drm_object_attach_property(&radeon_connector->base.base,
1833 rdev->mode_info.coherent_mode_property,
1835 if (ASIC_IS_AVIVO(rdev)) {
1836 drm_object_attach_property(&radeon_connector->base.base,
1837 rdev->mode_info.underscan_property,
1839 drm_object_attach_property(&radeon_connector->base.base,
1840 rdev->mode_info.underscan_hborder_property,
1842 drm_object_attach_property(&radeon_connector->base.base,
1843 rdev->mode_info.underscan_vborder_property,
1846 if (ASIC_IS_DCE2(rdev)) {
1847 drm_object_attach_property(&radeon_connector->base.base,
1848 rdev->mode_info.audio_property,
1849 RADEON_AUDIO_DISABLE);
1851 connector->interlace_allowed = true;
1852 /* in theory with a DP to VGA converter... */
1853 connector->doublescan_allowed = false;
1855 case DRM_MODE_CONNECTOR_eDP:
1856 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1857 if (!radeon_dig_connector)
1859 radeon_dig_connector->igp_lane_info = igp_lane_info;
1860 radeon_connector->con_priv = radeon_dig_connector;
1861 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
1862 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1863 if (i2c_bus->valid) {
1864 /* add DP i2c bus */
1865 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1866 if (!radeon_dig_connector->dp_i2c_bus)
1867 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1868 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1869 if (!radeon_connector->ddc_bus)
1870 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1872 drm_object_attach_property(&radeon_connector->base.base,
1873 dev->mode_config.scaling_mode_property,
1874 DRM_MODE_SCALE_FULLSCREEN);
1875 subpixel_order = SubPixelHorizontalRGB;
1876 connector->interlace_allowed = false;
1877 connector->doublescan_allowed = false;
1879 case DRM_MODE_CONNECTOR_SVIDEO:
1880 case DRM_MODE_CONNECTOR_Composite:
1881 case DRM_MODE_CONNECTOR_9PinDIN:
1882 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1883 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1884 radeon_connector->dac_load_detect = true;
1885 drm_object_attach_property(&radeon_connector->base.base,
1886 rdev->mode_info.load_detect_property,
1888 drm_object_attach_property(&radeon_connector->base.base,
1889 rdev->mode_info.tv_std_property,
1890 radeon_atombios_get_tv_info(rdev));
1891 /* no HPD on analog connectors */
1892 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1893 connector->interlace_allowed = false;
1894 connector->doublescan_allowed = false;
1896 case DRM_MODE_CONNECTOR_LVDS:
1897 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1898 if (!radeon_dig_connector)
1900 radeon_dig_connector->igp_lane_info = igp_lane_info;
1901 radeon_connector->con_priv = radeon_dig_connector;
1902 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1903 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1904 if (i2c_bus->valid) {
1905 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1906 if (!radeon_connector->ddc_bus)
1907 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1909 drm_object_attach_property(&radeon_connector->base.base,
1910 dev->mode_config.scaling_mode_property,
1911 DRM_MODE_SCALE_FULLSCREEN);
1912 subpixel_order = SubPixelHorizontalRGB;
1913 connector->interlace_allowed = false;
1914 connector->doublescan_allowed = false;
1919 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1921 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1923 connector->polled = DRM_CONNECTOR_POLL_HPD;
1925 connector->display_info.subpixel_order = subpixel_order;
1926 drm_sysfs_connector_add(connector);
1930 drm_connector_cleanup(connector);
1935 radeon_add_legacy_connector(struct drm_device *dev,
1936 uint32_t connector_id,
1937 uint32_t supported_device,
1939 struct radeon_i2c_bus_rec *i2c_bus,
1940 uint16_t connector_object_id,
1941 struct radeon_hpd *hpd)
1943 struct radeon_device *rdev = dev->dev_private;
1944 struct drm_connector *connector;
1945 struct radeon_connector *radeon_connector;
1946 uint32_t subpixel_order = SubPixelNone;
1948 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1951 /* if the user selected tv=0 don't try and add the connector */
1952 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1953 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1954 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1958 /* see if we already added it */
1959 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1960 radeon_connector = to_radeon_connector(connector);
1961 if (radeon_connector->connector_id == connector_id) {
1962 radeon_connector->devices |= supported_device;
1967 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1968 if (!radeon_connector)
1971 connector = &radeon_connector->base;
1973 radeon_connector->connector_id = connector_id;
1974 radeon_connector->devices = supported_device;
1975 radeon_connector->connector_object_id = connector_object_id;
1976 radeon_connector->hpd = *hpd;
1978 switch (connector_type) {
1979 case DRM_MODE_CONNECTOR_VGA:
1980 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1981 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1982 if (i2c_bus->valid) {
1983 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1984 if (!radeon_connector->ddc_bus)
1985 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1987 radeon_connector->dac_load_detect = true;
1988 drm_object_attach_property(&radeon_connector->base.base,
1989 rdev->mode_info.load_detect_property,
1991 /* no HPD on analog connectors */
1992 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1993 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1994 connector->interlace_allowed = true;
1995 connector->doublescan_allowed = true;
1997 case DRM_MODE_CONNECTOR_DVIA:
1998 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1999 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2000 if (i2c_bus->valid) {
2001 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2002 if (!radeon_connector->ddc_bus)
2003 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2005 radeon_connector->dac_load_detect = true;
2006 drm_object_attach_property(&radeon_connector->base.base,
2007 rdev->mode_info.load_detect_property,
2009 /* no HPD on analog connectors */
2010 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2011 connector->interlace_allowed = true;
2012 connector->doublescan_allowed = true;
2014 case DRM_MODE_CONNECTOR_DVII:
2015 case DRM_MODE_CONNECTOR_DVID:
2016 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2017 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2018 if (i2c_bus->valid) {
2019 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2020 if (!radeon_connector->ddc_bus)
2021 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2023 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2024 radeon_connector->dac_load_detect = true;
2025 drm_object_attach_property(&radeon_connector->base.base,
2026 rdev->mode_info.load_detect_property,
2029 subpixel_order = SubPixelHorizontalRGB;
2030 connector->interlace_allowed = true;
2031 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2032 connector->doublescan_allowed = true;
2034 connector->doublescan_allowed = false;
2036 case DRM_MODE_CONNECTOR_SVIDEO:
2037 case DRM_MODE_CONNECTOR_Composite:
2038 case DRM_MODE_CONNECTOR_9PinDIN:
2039 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2040 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2041 radeon_connector->dac_load_detect = true;
2042 /* RS400,RC410,RS480 chipset seems to report a lot
2043 * of false positive on load detect, we haven't yet
2044 * found a way to make load detect reliable on those
2045 * chipset, thus just disable it for TV.
2047 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2048 radeon_connector->dac_load_detect = false;
2049 drm_object_attach_property(&radeon_connector->base.base,
2050 rdev->mode_info.load_detect_property,
2051 radeon_connector->dac_load_detect);
2052 drm_object_attach_property(&radeon_connector->base.base,
2053 rdev->mode_info.tv_std_property,
2054 radeon_combios_get_tv_info(rdev));
2055 /* no HPD on analog connectors */
2056 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2057 connector->interlace_allowed = false;
2058 connector->doublescan_allowed = false;
2060 case DRM_MODE_CONNECTOR_LVDS:
2061 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2062 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2063 if (i2c_bus->valid) {
2064 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2065 if (!radeon_connector->ddc_bus)
2066 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2068 drm_object_attach_property(&radeon_connector->base.base,
2069 dev->mode_config.scaling_mode_property,
2070 DRM_MODE_SCALE_FULLSCREEN);
2071 subpixel_order = SubPixelHorizontalRGB;
2072 connector->interlace_allowed = false;
2073 connector->doublescan_allowed = false;
2077 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2079 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2081 connector->polled = DRM_CONNECTOR_POLL_HPD;
2082 connector->display_info.subpixel_order = subpixel_order;
2083 drm_sysfs_connector_add(connector);