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
28 #include "drm_crtc_helper.h"
29 #include "drm_fb_helper.h"
30 #include "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 if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
50 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
52 if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
53 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
54 if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
55 (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
56 if (radeon_dp_needs_link_train(radeon_connector)) {
57 if (connector->encoder)
58 dp_link_train(connector->encoder, connector);
65 static void radeon_property_change_mode(struct drm_encoder *encoder)
67 struct drm_crtc *crtc = encoder->crtc;
69 if (crtc && crtc->enabled) {
70 drm_crtc_helper_set_mode(crtc, &crtc->mode,
71 crtc->x, crtc->y, crtc->fb);
75 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
77 struct drm_device *dev = connector->dev;
78 struct radeon_device *rdev = dev->dev_private;
79 struct drm_encoder *best_encoder = NULL;
80 struct drm_encoder *encoder = NULL;
81 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
82 struct drm_mode_object *obj;
86 best_encoder = connector_funcs->best_encoder(connector);
88 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
89 if (connector->encoder_ids[i] == 0)
92 obj = drm_mode_object_find(connector->dev,
93 connector->encoder_ids[i],
94 DRM_MODE_OBJECT_ENCODER);
98 encoder = obj_to_encoder(obj);
100 if ((encoder == best_encoder) && (status == connector_status_connected))
105 if (rdev->is_atom_bios)
106 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
108 radeon_combios_connected_scratch_regs(connector, encoder, connected);
113 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
115 struct drm_mode_object *obj;
116 struct drm_encoder *encoder;
119 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
120 if (connector->encoder_ids[i] == 0)
123 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
127 encoder = obj_to_encoder(obj);
128 if (encoder->encoder_type == encoder_type)
134 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
136 int enc_id = connector->encoder_ids[0];
137 struct drm_mode_object *obj;
138 struct drm_encoder *encoder;
140 /* pick the encoder ids */
142 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
145 encoder = obj_to_encoder(obj);
152 * radeon_connector_analog_encoder_conflict_solve
153 * - search for other connectors sharing this encoder
154 * if priority is true, then set them disconnected if this is connected
155 * if priority is false, set us disconnected if they are connected
157 static enum drm_connector_status
158 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
159 struct drm_encoder *encoder,
160 enum drm_connector_status current_status,
163 struct drm_device *dev = connector->dev;
164 struct drm_connector *conflict;
165 struct radeon_connector *radeon_conflict;
168 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
169 if (conflict == connector)
172 radeon_conflict = to_radeon_connector(conflict);
173 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
174 if (conflict->encoder_ids[i] == 0)
177 /* if the IDs match */
178 if (conflict->encoder_ids[i] == encoder->base.id) {
179 if (conflict->status != connector_status_connected)
182 if (radeon_conflict->use_digital)
185 if (priority == true) {
186 DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
187 DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));
188 conflict->status = connector_status_disconnected;
189 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
191 DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
192 DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));
193 current_status = connector_status_disconnected;
199 return current_status;
203 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
205 struct drm_device *dev = encoder->dev;
206 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
207 struct drm_display_mode *mode = NULL;
208 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
210 if (native_mode->hdisplay != 0 &&
211 native_mode->vdisplay != 0 &&
212 native_mode->clock != 0) {
213 mode = drm_mode_duplicate(dev, native_mode);
214 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
215 drm_mode_set_name(mode);
217 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
218 } else if (native_mode->hdisplay != 0 &&
219 native_mode->vdisplay != 0) {
220 /* mac laptops without an edid */
221 /* Note that this is not necessarily the exact panel mode,
222 * but an approximation based on the cvt formula. For these
223 * systems we should ideally read the mode info out of the
224 * registers or add a mode table, but this works and is much
227 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
228 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
229 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
234 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
236 struct drm_device *dev = encoder->dev;
237 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
238 struct drm_display_mode *mode = NULL;
239 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
244 } common_modes[17] = {
264 for (i = 0; i < 17; i++) {
265 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
266 if (common_modes[i].w > 1024 ||
267 common_modes[i].h > 768)
270 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
271 if (common_modes[i].w > native_mode->hdisplay ||
272 common_modes[i].h > native_mode->vdisplay ||
273 (common_modes[i].w == native_mode->hdisplay &&
274 common_modes[i].h == native_mode->vdisplay))
277 if (common_modes[i].w < 320 || common_modes[i].h < 200)
280 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
281 drm_mode_probed_add(connector, mode);
285 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
288 struct drm_device *dev = connector->dev;
289 struct radeon_device *rdev = dev->dev_private;
290 struct drm_encoder *encoder;
291 struct radeon_encoder *radeon_encoder;
293 if (property == rdev->mode_info.coherent_mode_property) {
294 struct radeon_encoder_atom_dig *dig;
295 bool new_coherent_mode;
297 /* need to find digital encoder on connector */
298 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
302 radeon_encoder = to_radeon_encoder(encoder);
304 if (!radeon_encoder->enc_priv)
307 dig = radeon_encoder->enc_priv;
308 new_coherent_mode = val ? true : false;
309 if (dig->coherent_mode != new_coherent_mode) {
310 dig->coherent_mode = new_coherent_mode;
311 radeon_property_change_mode(&radeon_encoder->base);
315 if (property == rdev->mode_info.underscan_property) {
316 /* need to find digital encoder on connector */
317 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
321 radeon_encoder = to_radeon_encoder(encoder);
323 if (radeon_encoder->underscan_type != val) {
324 radeon_encoder->underscan_type = val;
325 radeon_property_change_mode(&radeon_encoder->base);
329 if (property == rdev->mode_info.tv_std_property) {
330 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
332 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
338 radeon_encoder = to_radeon_encoder(encoder);
339 if (!radeon_encoder->enc_priv)
341 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
342 struct radeon_encoder_atom_dac *dac_int;
343 dac_int = radeon_encoder->enc_priv;
344 dac_int->tv_std = val;
346 struct radeon_encoder_tv_dac *dac_int;
347 dac_int = radeon_encoder->enc_priv;
348 dac_int->tv_std = val;
350 radeon_property_change_mode(&radeon_encoder->base);
353 if (property == rdev->mode_info.load_detect_property) {
354 struct radeon_connector *radeon_connector =
355 to_radeon_connector(connector);
358 radeon_connector->dac_load_detect = false;
360 radeon_connector->dac_load_detect = true;
363 if (property == rdev->mode_info.tmds_pll_property) {
364 struct radeon_encoder_int_tmds *tmds = NULL;
366 /* need to find digital encoder on connector */
367 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
371 radeon_encoder = to_radeon_encoder(encoder);
373 tmds = radeon_encoder->enc_priv;
378 if (rdev->is_atom_bios)
379 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
381 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
383 if (val == 1 || ret == false) {
384 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
386 radeon_property_change_mode(&radeon_encoder->base);
392 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
393 struct drm_connector *connector)
395 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
396 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
398 /* Try to get native mode details from EDID if necessary */
399 if (!native_mode->clock) {
400 struct drm_display_mode *t, *mode;
402 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
403 if (mode->hdisplay == native_mode->hdisplay &&
404 mode->vdisplay == native_mode->vdisplay) {
405 *native_mode = *mode;
406 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
407 DRM_INFO("Determined LVDS native mode details from EDID\n");
412 if (!native_mode->clock) {
413 DRM_INFO("No LVDS native mode details, disabling RMX\n");
414 radeon_encoder->rmx_type = RMX_OFF;
418 static int radeon_lvds_get_modes(struct drm_connector *connector)
420 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
421 struct drm_encoder *encoder;
423 struct drm_display_mode *mode;
425 if (radeon_connector->ddc_bus) {
426 ret = radeon_ddc_get_modes(radeon_connector);
428 encoder = radeon_best_single_encoder(connector);
430 radeon_fixup_lvds_native_mode(encoder, connector);
431 /* add scaled modes */
432 radeon_add_common_modes(encoder, connector);
438 encoder = radeon_best_single_encoder(connector);
442 /* we have no EDID modes */
443 mode = radeon_fp_native_mode(encoder);
446 drm_mode_probed_add(connector, mode);
447 /* add scaled modes */
448 radeon_add_common_modes(encoder, connector);
454 static int radeon_lvds_mode_valid(struct drm_connector *connector,
455 struct drm_display_mode *mode)
457 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
459 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
463 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
464 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
466 /* AVIVO hardware supports downscaling modes larger than the panel
467 * to the panel size, but I'm not sure this is desirable.
469 if ((mode->hdisplay > native_mode->hdisplay) ||
470 (mode->vdisplay > native_mode->vdisplay))
473 /* if scaling is disabled, block non-native modes */
474 if (radeon_encoder->rmx_type == RMX_OFF) {
475 if ((mode->hdisplay != native_mode->hdisplay) ||
476 (mode->vdisplay != native_mode->vdisplay))
484 static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector)
486 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
487 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
488 enum drm_connector_status ret = connector_status_disconnected;
491 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
492 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
494 /* check if panel is valid */
495 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
496 ret = connector_status_connected;
500 /* check for edid as well */
501 if (radeon_connector->edid)
502 ret = connector_status_connected;
504 if (radeon_connector->ddc_bus) {
505 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
506 &radeon_connector->ddc_bus->adapter);
507 if (radeon_connector->edid)
508 ret = connector_status_connected;
511 /* check acpi lid status ??? */
513 radeon_connector_update_scratch_regs(connector, ret);
517 static void radeon_connector_destroy(struct drm_connector *connector)
519 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
521 if (radeon_connector->ddc_bus)
522 radeon_i2c_destroy(radeon_connector->ddc_bus);
523 if (radeon_connector->edid)
524 kfree(radeon_connector->edid);
525 kfree(radeon_connector->con_priv);
526 drm_sysfs_connector_remove(connector);
527 drm_connector_cleanup(connector);
531 static int radeon_lvds_set_property(struct drm_connector *connector,
532 struct drm_property *property,
535 struct drm_device *dev = connector->dev;
536 struct radeon_encoder *radeon_encoder;
537 enum radeon_rmx_type rmx_type;
540 if (property != dev->mode_config.scaling_mode_property)
543 if (connector->encoder)
544 radeon_encoder = to_radeon_encoder(connector->encoder);
546 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
547 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
551 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
552 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
553 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
555 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
557 if (radeon_encoder->rmx_type == rmx_type)
560 radeon_encoder->rmx_type = rmx_type;
562 radeon_property_change_mode(&radeon_encoder->base);
567 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
568 .get_modes = radeon_lvds_get_modes,
569 .mode_valid = radeon_lvds_mode_valid,
570 .best_encoder = radeon_best_single_encoder,
573 struct drm_connector_funcs radeon_lvds_connector_funcs = {
574 .dpms = drm_helper_connector_dpms,
575 .detect = radeon_lvds_detect,
576 .fill_modes = drm_helper_probe_single_connector_modes,
577 .destroy = radeon_connector_destroy,
578 .set_property = radeon_lvds_set_property,
581 static int radeon_vga_get_modes(struct drm_connector *connector)
583 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
586 ret = radeon_ddc_get_modes(radeon_connector);
591 static int radeon_vga_mode_valid(struct drm_connector *connector,
592 struct drm_display_mode *mode)
594 /* XXX check mode bandwidth */
595 /* XXX verify against max DAC output frequency */
599 static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector)
601 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
602 struct drm_encoder *encoder;
603 struct drm_encoder_helper_funcs *encoder_funcs;
605 enum drm_connector_status ret = connector_status_disconnected;
607 encoder = radeon_best_single_encoder(connector);
609 ret = connector_status_disconnected;
611 if (radeon_connector->ddc_bus)
612 dret = radeon_ddc_probe(radeon_connector);
614 if (radeon_connector->edid) {
615 kfree(radeon_connector->edid);
616 radeon_connector->edid = NULL;
618 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
620 if (!radeon_connector->edid) {
621 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
622 drm_get_connector_name(connector));
623 ret = connector_status_connected;
625 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
627 /* some oems have boards with separate digital and analog connectors
628 * with a shared ddc line (often vga + hdmi)
630 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
631 kfree(radeon_connector->edid);
632 radeon_connector->edid = NULL;
633 ret = connector_status_disconnected;
635 ret = connector_status_connected;
638 if (radeon_connector->dac_load_detect && encoder) {
639 encoder_funcs = encoder->helper_private;
640 ret = encoder_funcs->detect(encoder, connector);
644 if (ret == connector_status_connected)
645 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
646 radeon_connector_update_scratch_regs(connector, ret);
650 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
651 .get_modes = radeon_vga_get_modes,
652 .mode_valid = radeon_vga_mode_valid,
653 .best_encoder = radeon_best_single_encoder,
656 struct drm_connector_funcs radeon_vga_connector_funcs = {
657 .dpms = drm_helper_connector_dpms,
658 .detect = radeon_vga_detect,
659 .fill_modes = drm_helper_probe_single_connector_modes,
660 .destroy = radeon_connector_destroy,
661 .set_property = radeon_connector_set_property,
664 static int radeon_tv_get_modes(struct drm_connector *connector)
666 struct drm_device *dev = connector->dev;
667 struct radeon_device *rdev = dev->dev_private;
668 struct drm_display_mode *tv_mode;
669 struct drm_encoder *encoder;
671 encoder = radeon_best_single_encoder(connector);
675 /* avivo chips can scale any mode */
676 if (rdev->family >= CHIP_RS600)
677 /* add scaled modes */
678 radeon_add_common_modes(encoder, connector);
680 /* only 800x600 is supported right now on pre-avivo chips */
681 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
682 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
683 drm_mode_probed_add(connector, tv_mode);
688 static int radeon_tv_mode_valid(struct drm_connector *connector,
689 struct drm_display_mode *mode)
691 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
692 return MODE_CLOCK_RANGE;
696 static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector)
698 struct drm_encoder *encoder;
699 struct drm_encoder_helper_funcs *encoder_funcs;
700 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
701 enum drm_connector_status ret = connector_status_disconnected;
703 if (!radeon_connector->dac_load_detect)
706 encoder = radeon_best_single_encoder(connector);
708 ret = connector_status_disconnected;
710 encoder_funcs = encoder->helper_private;
711 ret = encoder_funcs->detect(encoder, connector);
713 if (ret == connector_status_connected)
714 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
715 radeon_connector_update_scratch_regs(connector, ret);
719 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
720 .get_modes = radeon_tv_get_modes,
721 .mode_valid = radeon_tv_mode_valid,
722 .best_encoder = radeon_best_single_encoder,
725 struct drm_connector_funcs radeon_tv_connector_funcs = {
726 .dpms = drm_helper_connector_dpms,
727 .detect = radeon_tv_detect,
728 .fill_modes = drm_helper_probe_single_connector_modes,
729 .destroy = radeon_connector_destroy,
730 .set_property = radeon_connector_set_property,
733 static int radeon_dvi_get_modes(struct drm_connector *connector)
735 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
738 ret = radeon_ddc_get_modes(radeon_connector);
744 * Do a DDC probe, if DDC probe passes, get the full EDID so
745 * we can do analog/digital monitor detection at this point.
746 * If the monitor is an analog monitor or we got no DDC,
747 * we need to find the DAC encoder object for this connector.
748 * If we got no DDC, we do load detection on the DAC encoder object.
749 * If we got analog DDC or load detection passes on the DAC encoder
750 * we have to check if this analog encoder is shared with anyone else (TV)
751 * if its shared we have to set the other connector to disconnected.
753 static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector)
755 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
756 struct drm_encoder *encoder = NULL;
757 struct drm_encoder_helper_funcs *encoder_funcs;
758 struct drm_mode_object *obj;
760 enum drm_connector_status ret = connector_status_disconnected;
763 if (radeon_connector->ddc_bus)
764 dret = radeon_ddc_probe(radeon_connector);
766 if (radeon_connector->edid) {
767 kfree(radeon_connector->edid);
768 radeon_connector->edid = NULL;
770 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
772 if (!radeon_connector->edid) {
773 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
774 drm_get_connector_name(connector));
776 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
778 /* some oems have boards with separate digital and analog connectors
779 * with a shared ddc line (often vga + hdmi)
781 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
782 kfree(radeon_connector->edid);
783 radeon_connector->edid = NULL;
784 ret = connector_status_disconnected;
786 ret = connector_status_connected;
788 /* This gets complicated. We have boards with VGA + HDMI with a
789 * shared DDC line and we have boards with DVI-D + HDMI with a shared
790 * DDC line. The latter is more complex because with DVI<->HDMI adapters
791 * you don't really know what's connected to which port as both are digital.
793 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
794 struct drm_device *dev = connector->dev;
795 struct radeon_device *rdev = dev->dev_private;
796 struct drm_connector *list_connector;
797 struct radeon_connector *list_radeon_connector;
798 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
799 if (connector == list_connector)
801 list_radeon_connector = to_radeon_connector(list_connector);
802 if (list_radeon_connector->shared_ddc &&
803 (list_radeon_connector->ddc_bus->rec.i2c_id ==
804 radeon_connector->ddc_bus->rec.i2c_id)) {
805 /* cases where both connectors are digital */
806 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
807 /* hpd is our only option in this case */
808 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
809 kfree(radeon_connector->edid);
810 radeon_connector->edid = NULL;
811 ret = connector_status_disconnected;
820 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
823 /* find analog encoder */
824 if (radeon_connector->dac_load_detect) {
825 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
826 if (connector->encoder_ids[i] == 0)
829 obj = drm_mode_object_find(connector->dev,
830 connector->encoder_ids[i],
831 DRM_MODE_OBJECT_ENCODER);
835 encoder = obj_to_encoder(obj);
837 encoder_funcs = encoder->helper_private;
838 if (encoder_funcs->detect) {
839 if (ret != connector_status_connected) {
840 ret = encoder_funcs->detect(encoder, connector);
841 if (ret == connector_status_connected) {
842 radeon_connector->use_digital = false;
850 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
852 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
856 /* updated in get modes as well since we need to know if it's analog or digital */
857 radeon_connector_update_scratch_regs(connector, ret);
861 /* okay need to be smart in here about which encoder to pick */
862 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
864 int enc_id = connector->encoder_ids[0];
865 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
866 struct drm_mode_object *obj;
867 struct drm_encoder *encoder;
869 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
870 if (connector->encoder_ids[i] == 0)
873 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
877 encoder = obj_to_encoder(obj);
879 if (radeon_connector->use_digital == true) {
880 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
883 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
884 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
889 /* see if we have a default encoder TODO */
891 /* then check use digitial */
892 /* pick the first one */
894 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
897 encoder = obj_to_encoder(obj);
903 static void radeon_dvi_force(struct drm_connector *connector)
905 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
906 if (connector->force == DRM_FORCE_ON)
907 radeon_connector->use_digital = false;
908 if (connector->force == DRM_FORCE_ON_DIGITAL)
909 radeon_connector->use_digital = true;
912 static int radeon_dvi_mode_valid(struct drm_connector *connector,
913 struct drm_display_mode *mode)
915 struct drm_device *dev = connector->dev;
916 struct radeon_device *rdev = dev->dev_private;
917 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
919 /* XXX check mode bandwidth */
921 /* clocks over 135 MHz have heat issues with DVI on RV100 */
922 if (radeon_connector->use_digital &&
923 (rdev->family == CHIP_RV100) &&
924 (mode->clock > 135000))
925 return MODE_CLOCK_HIGH;
927 if (radeon_connector->use_digital && (mode->clock > 165000)) {
928 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
929 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
930 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
933 return MODE_CLOCK_HIGH;
938 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
939 .get_modes = radeon_dvi_get_modes,
940 .mode_valid = radeon_dvi_mode_valid,
941 .best_encoder = radeon_dvi_encoder,
944 struct drm_connector_funcs radeon_dvi_connector_funcs = {
945 .dpms = drm_helper_connector_dpms,
946 .detect = radeon_dvi_detect,
947 .fill_modes = drm_helper_probe_single_connector_modes,
948 .set_property = radeon_connector_set_property,
949 .destroy = radeon_connector_destroy,
950 .force = radeon_dvi_force,
953 static void radeon_dp_connector_destroy(struct drm_connector *connector)
955 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
956 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
958 if (radeon_connector->ddc_bus)
959 radeon_i2c_destroy(radeon_connector->ddc_bus);
960 if (radeon_connector->edid)
961 kfree(radeon_connector->edid);
962 if (radeon_dig_connector->dp_i2c_bus)
963 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
964 kfree(radeon_connector->con_priv);
965 drm_sysfs_connector_remove(connector);
966 drm_connector_cleanup(connector);
970 static int radeon_dp_get_modes(struct drm_connector *connector)
972 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
975 ret = radeon_ddc_get_modes(radeon_connector);
979 static enum drm_connector_status radeon_dp_detect(struct drm_connector *connector)
981 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
982 enum drm_connector_status ret = connector_status_disconnected;
983 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
986 if (radeon_connector->edid) {
987 kfree(radeon_connector->edid);
988 radeon_connector->edid = NULL;
991 sink_type = radeon_dp_getsinktype(radeon_connector);
992 if ((sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
993 (sink_type == CONNECTOR_OBJECT_ID_eDP)) {
994 if (radeon_dp_getdpcd(radeon_connector)) {
995 radeon_dig_connector->dp_sink_type = sink_type;
996 ret = connector_status_connected;
999 if (radeon_ddc_probe(radeon_connector)) {
1000 radeon_dig_connector->dp_sink_type = sink_type;
1001 ret = connector_status_connected;
1008 static int radeon_dp_mode_valid(struct drm_connector *connector,
1009 struct drm_display_mode *mode)
1011 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1012 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1014 /* XXX check mode bandwidth */
1016 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1017 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1018 return radeon_dp_mode_valid_helper(radeon_connector, mode);
1023 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1024 .get_modes = radeon_dp_get_modes,
1025 .mode_valid = radeon_dp_mode_valid,
1026 .best_encoder = radeon_dvi_encoder,
1029 struct drm_connector_funcs radeon_dp_connector_funcs = {
1030 .dpms = drm_helper_connector_dpms,
1031 .detect = radeon_dp_detect,
1032 .fill_modes = drm_helper_probe_single_connector_modes,
1033 .set_property = radeon_connector_set_property,
1034 .destroy = radeon_dp_connector_destroy,
1035 .force = radeon_dvi_force,
1039 radeon_add_atom_connector(struct drm_device *dev,
1040 uint32_t connector_id,
1041 uint32_t supported_device,
1043 struct radeon_i2c_bus_rec *i2c_bus,
1045 uint32_t igp_lane_info,
1046 uint16_t connector_object_id,
1047 struct radeon_hpd *hpd)
1049 struct radeon_device *rdev = dev->dev_private;
1050 struct drm_connector *connector;
1051 struct radeon_connector *radeon_connector;
1052 struct radeon_connector_atom_dig *radeon_dig_connector;
1053 uint32_t subpixel_order = SubPixelNone;
1054 bool shared_ddc = false;
1056 /* fixme - tv/cv/din */
1057 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1060 /* see if we already added it */
1061 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1062 radeon_connector = to_radeon_connector(connector);
1063 if (radeon_connector->connector_id == connector_id) {
1064 radeon_connector->devices |= supported_device;
1067 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1068 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1069 radeon_connector->shared_ddc = true;
1075 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1076 if (!radeon_connector)
1079 connector = &radeon_connector->base;
1081 radeon_connector->connector_id = connector_id;
1082 radeon_connector->devices = supported_device;
1083 radeon_connector->shared_ddc = shared_ddc;
1084 radeon_connector->connector_object_id = connector_object_id;
1085 radeon_connector->hpd = *hpd;
1086 switch (connector_type) {
1087 case DRM_MODE_CONNECTOR_VGA:
1088 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1089 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1090 if (i2c_bus->valid) {
1091 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
1092 if (!radeon_connector->ddc_bus)
1095 radeon_connector->dac_load_detect = true;
1096 drm_connector_attach_property(&radeon_connector->base,
1097 rdev->mode_info.load_detect_property,
1099 /* no HPD on analog connectors */
1100 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1101 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1103 case DRM_MODE_CONNECTOR_DVIA:
1104 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1105 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1106 if (i2c_bus->valid) {
1107 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
1108 if (!radeon_connector->ddc_bus)
1111 radeon_connector->dac_load_detect = true;
1112 drm_connector_attach_property(&radeon_connector->base,
1113 rdev->mode_info.load_detect_property,
1115 /* no HPD on analog connectors */
1116 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1118 case DRM_MODE_CONNECTOR_DVII:
1119 case DRM_MODE_CONNECTOR_DVID:
1120 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1121 if (!radeon_dig_connector)
1123 radeon_dig_connector->linkb = linkb;
1124 radeon_dig_connector->igp_lane_info = igp_lane_info;
1125 radeon_connector->con_priv = radeon_dig_connector;
1126 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1127 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1128 if (i2c_bus->valid) {
1129 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
1130 if (!radeon_connector->ddc_bus)
1133 subpixel_order = SubPixelHorizontalRGB;
1134 drm_connector_attach_property(&radeon_connector->base,
1135 rdev->mode_info.coherent_mode_property,
1137 drm_connector_attach_property(&radeon_connector->base,
1138 rdev->mode_info.underscan_property,
1140 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1141 radeon_connector->dac_load_detect = true;
1142 drm_connector_attach_property(&radeon_connector->base,
1143 rdev->mode_info.load_detect_property,
1147 case DRM_MODE_CONNECTOR_HDMIA:
1148 case DRM_MODE_CONNECTOR_HDMIB:
1149 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1150 if (!radeon_dig_connector)
1152 radeon_dig_connector->linkb = linkb;
1153 radeon_dig_connector->igp_lane_info = igp_lane_info;
1154 radeon_connector->con_priv = radeon_dig_connector;
1155 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1156 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1157 if (i2c_bus->valid) {
1158 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI");
1159 if (!radeon_connector->ddc_bus)
1162 drm_connector_attach_property(&radeon_connector->base,
1163 rdev->mode_info.coherent_mode_property,
1165 drm_connector_attach_property(&radeon_connector->base,
1166 rdev->mode_info.underscan_property,
1168 subpixel_order = SubPixelHorizontalRGB;
1170 case DRM_MODE_CONNECTOR_DisplayPort:
1171 case DRM_MODE_CONNECTOR_eDP:
1172 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1173 if (!radeon_dig_connector)
1175 radeon_dig_connector->linkb = linkb;
1176 radeon_dig_connector->igp_lane_info = igp_lane_info;
1177 radeon_connector->con_priv = radeon_dig_connector;
1178 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1179 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1180 if (i2c_bus->valid) {
1181 /* add DP i2c bus */
1182 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1183 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1185 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1186 if (!radeon_dig_connector->dp_i2c_bus)
1188 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1189 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "eDP");
1191 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
1192 if (!radeon_connector->ddc_bus)
1195 subpixel_order = SubPixelHorizontalRGB;
1196 drm_connector_attach_property(&radeon_connector->base,
1197 rdev->mode_info.coherent_mode_property,
1199 drm_connector_attach_property(&radeon_connector->base,
1200 rdev->mode_info.underscan_property,
1203 case DRM_MODE_CONNECTOR_SVIDEO:
1204 case DRM_MODE_CONNECTOR_Composite:
1205 case DRM_MODE_CONNECTOR_9PinDIN:
1206 if (radeon_tv == 1) {
1207 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1208 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1209 radeon_connector->dac_load_detect = true;
1210 drm_connector_attach_property(&radeon_connector->base,
1211 rdev->mode_info.load_detect_property,
1213 drm_connector_attach_property(&radeon_connector->base,
1214 rdev->mode_info.tv_std_property,
1215 radeon_atombios_get_tv_info(rdev));
1216 /* no HPD on analog connectors */
1217 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1220 case DRM_MODE_CONNECTOR_LVDS:
1221 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1222 if (!radeon_dig_connector)
1224 radeon_dig_connector->linkb = linkb;
1225 radeon_dig_connector->igp_lane_info = igp_lane_info;
1226 radeon_connector->con_priv = radeon_dig_connector;
1227 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1228 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1229 if (i2c_bus->valid) {
1230 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
1231 if (!radeon_connector->ddc_bus)
1234 drm_connector_attach_property(&radeon_connector->base,
1235 dev->mode_config.scaling_mode_property,
1236 DRM_MODE_SCALE_FULLSCREEN);
1237 subpixel_order = SubPixelHorizontalRGB;
1241 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1243 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1245 connector->polled = DRM_CONNECTOR_POLL_HPD;
1247 connector->display_info.subpixel_order = subpixel_order;
1248 drm_sysfs_connector_add(connector);
1252 if (radeon_connector->ddc_bus)
1253 radeon_i2c_destroy(radeon_connector->ddc_bus);
1254 drm_connector_cleanup(connector);
1259 radeon_add_legacy_connector(struct drm_device *dev,
1260 uint32_t connector_id,
1261 uint32_t supported_device,
1263 struct radeon_i2c_bus_rec *i2c_bus,
1264 uint16_t connector_object_id,
1265 struct radeon_hpd *hpd)
1267 struct radeon_device *rdev = dev->dev_private;
1268 struct drm_connector *connector;
1269 struct radeon_connector *radeon_connector;
1270 uint32_t subpixel_order = SubPixelNone;
1272 /* fixme - tv/cv/din */
1273 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1276 /* see if we already added it */
1277 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1278 radeon_connector = to_radeon_connector(connector);
1279 if (radeon_connector->connector_id == connector_id) {
1280 radeon_connector->devices |= supported_device;
1285 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1286 if (!radeon_connector)
1289 connector = &radeon_connector->base;
1291 radeon_connector->connector_id = connector_id;
1292 radeon_connector->devices = supported_device;
1293 radeon_connector->connector_object_id = connector_object_id;
1294 radeon_connector->hpd = *hpd;
1295 switch (connector_type) {
1296 case DRM_MODE_CONNECTOR_VGA:
1297 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1298 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1299 if (i2c_bus->valid) {
1300 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
1301 if (!radeon_connector->ddc_bus)
1304 radeon_connector->dac_load_detect = true;
1305 drm_connector_attach_property(&radeon_connector->base,
1306 rdev->mode_info.load_detect_property,
1308 /* no HPD on analog connectors */
1309 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1310 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1312 case DRM_MODE_CONNECTOR_DVIA:
1313 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1314 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1315 if (i2c_bus->valid) {
1316 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
1317 if (!radeon_connector->ddc_bus)
1320 radeon_connector->dac_load_detect = true;
1321 drm_connector_attach_property(&radeon_connector->base,
1322 rdev->mode_info.load_detect_property,
1324 /* no HPD on analog connectors */
1325 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1327 case DRM_MODE_CONNECTOR_DVII:
1328 case DRM_MODE_CONNECTOR_DVID:
1329 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1330 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1331 if (i2c_bus->valid) {
1332 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
1333 if (!radeon_connector->ddc_bus)
1336 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1337 radeon_connector->dac_load_detect = true;
1338 drm_connector_attach_property(&radeon_connector->base,
1339 rdev->mode_info.load_detect_property,
1342 subpixel_order = SubPixelHorizontalRGB;
1344 case DRM_MODE_CONNECTOR_SVIDEO:
1345 case DRM_MODE_CONNECTOR_Composite:
1346 case DRM_MODE_CONNECTOR_9PinDIN:
1347 if (radeon_tv == 1) {
1348 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1349 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1350 radeon_connector->dac_load_detect = true;
1351 /* RS400,RC410,RS480 chipset seems to report a lot
1352 * of false positive on load detect, we haven't yet
1353 * found a way to make load detect reliable on those
1354 * chipset, thus just disable it for TV.
1356 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1357 radeon_connector->dac_load_detect = false;
1358 drm_connector_attach_property(&radeon_connector->base,
1359 rdev->mode_info.load_detect_property,
1360 radeon_connector->dac_load_detect);
1361 drm_connector_attach_property(&radeon_connector->base,
1362 rdev->mode_info.tv_std_property,
1363 radeon_combios_get_tv_info(rdev));
1364 /* no HPD on analog connectors */
1365 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1368 case DRM_MODE_CONNECTOR_LVDS:
1369 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1370 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1371 if (i2c_bus->valid) {
1372 radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
1373 if (!radeon_connector->ddc_bus)
1376 drm_connector_attach_property(&radeon_connector->base,
1377 dev->mode_config.scaling_mode_property,
1378 DRM_MODE_SCALE_FULLSCREEN);
1379 subpixel_order = SubPixelHorizontalRGB;
1383 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1385 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1387 connector->polled = DRM_CONNECTOR_POLL_HPD;
1388 connector->display_info.subpixel_order = subpixel_order;
1389 drm_sysfs_connector_add(connector);
1393 if (radeon_connector->ddc_bus)
1394 radeon_i2c_destroy(radeon_connector->ddc_bus);
1395 drm_connector_cleanup(connector);