2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
23 * Authors: Dave Airlie
27 #include <drm/drm_edid.h>
28 #include <drm/drm_crtc_helper.h>
29 #include <drm/drm_fb_helper.h>
30 #include <drm/radeon_drm.h>
34 #include <linux/pm_runtime.h>
37 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
38 struct drm_encoder *encoder,
41 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
42 struct drm_encoder *encoder,
45 void radeon_connector_hotplug(struct drm_connector *connector)
47 struct drm_device *dev = connector->dev;
48 struct radeon_device *rdev = dev->dev_private;
49 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
51 /* bail if the connector does not have hpd pin, e.g.,
54 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
57 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
59 /* if the connector is already off, don't turn it back on */
60 if (connector->dpms != DRM_MODE_DPMS_ON)
63 /* just deal with DP (not eDP) here. */
64 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
65 struct radeon_connector_atom_dig *dig_connector =
66 radeon_connector->con_priv;
68 /* if existing sink type was not DP no need to retrain */
69 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
72 /* first get sink type as it may be reset after (un)plug */
73 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
74 /* don't do anything if sink is not display port, i.e.,
75 * passive dp->(dvi|hdmi) adaptor
77 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
78 int saved_dpms = connector->dpms;
79 /* Only turn off the display if it's physically disconnected */
80 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
81 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
82 } else if (radeon_dp_needs_link_train(radeon_connector)) {
83 /* set it to OFF so that drm_helper_connector_dpms()
84 * won't return immediately since the current state
85 * is ON at this point.
87 connector->dpms = DRM_MODE_DPMS_OFF;
88 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
90 connector->dpms = saved_dpms;
95 static void radeon_property_change_mode(struct drm_encoder *encoder)
97 struct drm_crtc *crtc = encoder->crtc;
99 if (crtc && crtc->enabled) {
100 drm_crtc_helper_set_mode(crtc, &crtc->mode,
101 crtc->x, crtc->y, crtc->fb);
105 int radeon_get_monitor_bpc(struct drm_connector *connector)
107 struct drm_device *dev = connector->dev;
108 struct radeon_device *rdev = dev->dev_private;
109 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
110 struct radeon_connector_atom_dig *dig_connector;
113 switch (connector->connector_type) {
114 case DRM_MODE_CONNECTOR_DVII:
115 case DRM_MODE_CONNECTOR_HDMIB:
116 if (radeon_connector->use_digital) {
117 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
118 if (connector->display_info.bpc)
119 bpc = connector->display_info.bpc;
123 case DRM_MODE_CONNECTOR_DVID:
124 case DRM_MODE_CONNECTOR_HDMIA:
125 if (drm_detect_hdmi_monitor(radeon_connector->edid)) {
126 if (connector->display_info.bpc)
127 bpc = connector->display_info.bpc;
130 case DRM_MODE_CONNECTOR_DisplayPort:
131 dig_connector = radeon_connector->con_priv;
132 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
133 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
134 drm_detect_hdmi_monitor(radeon_connector->edid)) {
135 if (connector->display_info.bpc)
136 bpc = connector->display_info.bpc;
139 case DRM_MODE_CONNECTOR_eDP:
140 case DRM_MODE_CONNECTOR_LVDS:
141 if (connector->display_info.bpc)
142 bpc = connector->display_info.bpc;
143 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
144 struct drm_connector_helper_funcs *connector_funcs =
145 connector->helper_private;
146 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
147 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
148 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
150 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
152 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
161 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
163 struct drm_device *dev = connector->dev;
164 struct radeon_device *rdev = dev->dev_private;
165 struct drm_encoder *best_encoder = NULL;
166 struct drm_encoder *encoder = NULL;
167 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
168 struct drm_mode_object *obj;
172 best_encoder = connector_funcs->best_encoder(connector);
174 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
175 if (connector->encoder_ids[i] == 0)
178 obj = drm_mode_object_find(connector->dev,
179 connector->encoder_ids[i],
180 DRM_MODE_OBJECT_ENCODER);
184 encoder = obj_to_encoder(obj);
186 if ((encoder == best_encoder) && (status == connector_status_connected))
191 if (rdev->is_atom_bios)
192 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
194 radeon_combios_connected_scratch_regs(connector, encoder, connected);
199 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
201 struct drm_mode_object *obj;
202 struct drm_encoder *encoder;
205 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
206 if (connector->encoder_ids[i] == 0)
209 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
213 encoder = obj_to_encoder(obj);
214 if (encoder->encoder_type == encoder_type)
220 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
222 int enc_id = connector->encoder_ids[0];
223 struct drm_mode_object *obj;
224 struct drm_encoder *encoder;
226 /* pick the encoder ids */
228 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
231 encoder = obj_to_encoder(obj);
238 * radeon_connector_analog_encoder_conflict_solve
239 * - search for other connectors sharing this encoder
240 * if priority is true, then set them disconnected if this is connected
241 * if priority is false, set us disconnected if they are connected
243 static enum drm_connector_status
244 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
245 struct drm_encoder *encoder,
246 enum drm_connector_status current_status,
249 struct drm_device *dev = connector->dev;
250 struct drm_connector *conflict;
251 struct radeon_connector *radeon_conflict;
254 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
255 if (conflict == connector)
258 radeon_conflict = to_radeon_connector(conflict);
259 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
260 if (conflict->encoder_ids[i] == 0)
263 /* if the IDs match */
264 if (conflict->encoder_ids[i] == encoder->base.id) {
265 if (conflict->status != connector_status_connected)
268 if (radeon_conflict->use_digital)
271 if (priority == true) {
272 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
273 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
274 conflict->status = connector_status_disconnected;
275 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
277 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
278 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
279 current_status = connector_status_disconnected;
285 return current_status;
289 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
291 struct drm_device *dev = encoder->dev;
292 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
293 struct drm_display_mode *mode = NULL;
294 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
296 if (native_mode->hdisplay != 0 &&
297 native_mode->vdisplay != 0 &&
298 native_mode->clock != 0) {
299 mode = drm_mode_duplicate(dev, native_mode);
300 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
301 drm_mode_set_name(mode);
303 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
304 } else if (native_mode->hdisplay != 0 &&
305 native_mode->vdisplay != 0) {
306 /* mac laptops without an edid */
307 /* Note that this is not necessarily the exact panel mode,
308 * but an approximation based on the cvt formula. For these
309 * systems we should ideally read the mode info out of the
310 * registers or add a mode table, but this works and is much
313 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
314 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
315 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
320 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
322 struct drm_device *dev = encoder->dev;
323 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
324 struct drm_display_mode *mode = NULL;
325 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
330 } common_modes[17] = {
350 for (i = 0; i < 17; i++) {
351 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
352 if (common_modes[i].w > 1024 ||
353 common_modes[i].h > 768)
356 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
357 if (common_modes[i].w > native_mode->hdisplay ||
358 common_modes[i].h > native_mode->vdisplay ||
359 (common_modes[i].w == native_mode->hdisplay &&
360 common_modes[i].h == native_mode->vdisplay))
363 if (common_modes[i].w < 320 || common_modes[i].h < 200)
366 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
367 drm_mode_probed_add(connector, mode);
371 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
374 struct drm_device *dev = connector->dev;
375 struct radeon_device *rdev = dev->dev_private;
376 struct drm_encoder *encoder;
377 struct radeon_encoder *radeon_encoder;
379 if (property == rdev->mode_info.coherent_mode_property) {
380 struct radeon_encoder_atom_dig *dig;
381 bool new_coherent_mode;
383 /* need to find digital encoder on connector */
384 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
388 radeon_encoder = to_radeon_encoder(encoder);
390 if (!radeon_encoder->enc_priv)
393 dig = radeon_encoder->enc_priv;
394 new_coherent_mode = val ? true : false;
395 if (dig->coherent_mode != new_coherent_mode) {
396 dig->coherent_mode = new_coherent_mode;
397 radeon_property_change_mode(&radeon_encoder->base);
401 if (property == rdev->mode_info.audio_property) {
402 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
403 /* need to find digital encoder on connector */
404 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
408 radeon_encoder = to_radeon_encoder(encoder);
410 if (radeon_connector->audio != val) {
411 radeon_connector->audio = val;
412 radeon_property_change_mode(&radeon_encoder->base);
416 if (property == rdev->mode_info.dither_property) {
417 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
418 /* need to find digital encoder on connector */
419 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
423 radeon_encoder = to_radeon_encoder(encoder);
425 if (radeon_connector->dither != val) {
426 radeon_connector->dither = val;
427 radeon_property_change_mode(&radeon_encoder->base);
431 if (property == rdev->mode_info.underscan_property) {
432 /* need to find digital encoder on connector */
433 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
437 radeon_encoder = to_radeon_encoder(encoder);
439 if (radeon_encoder->underscan_type != val) {
440 radeon_encoder->underscan_type = val;
441 radeon_property_change_mode(&radeon_encoder->base);
445 if (property == rdev->mode_info.underscan_hborder_property) {
446 /* need to find digital encoder on connector */
447 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
451 radeon_encoder = to_radeon_encoder(encoder);
453 if (radeon_encoder->underscan_hborder != val) {
454 radeon_encoder->underscan_hborder = val;
455 radeon_property_change_mode(&radeon_encoder->base);
459 if (property == rdev->mode_info.underscan_vborder_property) {
460 /* need to find digital encoder on connector */
461 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
465 radeon_encoder = to_radeon_encoder(encoder);
467 if (radeon_encoder->underscan_vborder != val) {
468 radeon_encoder->underscan_vborder = val;
469 radeon_property_change_mode(&radeon_encoder->base);
473 if (property == rdev->mode_info.tv_std_property) {
474 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
476 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
482 radeon_encoder = to_radeon_encoder(encoder);
483 if (!radeon_encoder->enc_priv)
485 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
486 struct radeon_encoder_atom_dac *dac_int;
487 dac_int = radeon_encoder->enc_priv;
488 dac_int->tv_std = val;
490 struct radeon_encoder_tv_dac *dac_int;
491 dac_int = radeon_encoder->enc_priv;
492 dac_int->tv_std = val;
494 radeon_property_change_mode(&radeon_encoder->base);
497 if (property == rdev->mode_info.load_detect_property) {
498 struct radeon_connector *radeon_connector =
499 to_radeon_connector(connector);
502 radeon_connector->dac_load_detect = false;
504 radeon_connector->dac_load_detect = true;
507 if (property == rdev->mode_info.tmds_pll_property) {
508 struct radeon_encoder_int_tmds *tmds = NULL;
510 /* need to find digital encoder on connector */
511 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
515 radeon_encoder = to_radeon_encoder(encoder);
517 tmds = radeon_encoder->enc_priv;
522 if (rdev->is_atom_bios)
523 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
525 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
527 if (val == 1 || ret == false) {
528 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
530 radeon_property_change_mode(&radeon_encoder->base);
536 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
537 struct drm_connector *connector)
539 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
540 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
541 struct drm_display_mode *t, *mode;
543 /* If the EDID preferred mode doesn't match the native mode, use it */
544 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
545 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
546 if (mode->hdisplay != native_mode->hdisplay ||
547 mode->vdisplay != native_mode->vdisplay)
548 memcpy(native_mode, mode, sizeof(*mode));
552 /* Try to get native mode details from EDID if necessary */
553 if (!native_mode->clock) {
554 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
555 if (mode->hdisplay == native_mode->hdisplay &&
556 mode->vdisplay == native_mode->vdisplay) {
557 *native_mode = *mode;
558 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
559 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
565 if (!native_mode->clock) {
566 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
567 radeon_encoder->rmx_type = RMX_OFF;
571 static int radeon_lvds_get_modes(struct drm_connector *connector)
573 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
574 struct drm_encoder *encoder;
576 struct drm_display_mode *mode;
578 if (radeon_connector->ddc_bus) {
579 ret = radeon_ddc_get_modes(radeon_connector);
581 encoder = radeon_best_single_encoder(connector);
583 radeon_fixup_lvds_native_mode(encoder, connector);
584 /* add scaled modes */
585 radeon_add_common_modes(encoder, connector);
591 encoder = radeon_best_single_encoder(connector);
595 /* we have no EDID modes */
596 mode = radeon_fp_native_mode(encoder);
599 drm_mode_probed_add(connector, mode);
600 /* add the width/height from vbios tables if available */
601 connector->display_info.width_mm = mode->width_mm;
602 connector->display_info.height_mm = mode->height_mm;
603 /* add scaled modes */
604 radeon_add_common_modes(encoder, connector);
610 static int radeon_lvds_mode_valid(struct drm_connector *connector,
611 struct drm_display_mode *mode)
613 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
615 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
619 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
620 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
622 /* AVIVO hardware supports downscaling modes larger than the panel
623 * to the panel size, but I'm not sure this is desirable.
625 if ((mode->hdisplay > native_mode->hdisplay) ||
626 (mode->vdisplay > native_mode->vdisplay))
629 /* if scaling is disabled, block non-native modes */
630 if (radeon_encoder->rmx_type == RMX_OFF) {
631 if ((mode->hdisplay != native_mode->hdisplay) ||
632 (mode->vdisplay != native_mode->vdisplay))
640 static enum drm_connector_status
641 radeon_lvds_detect(struct drm_connector *connector, bool force)
643 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
644 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
645 enum drm_connector_status ret = connector_status_disconnected;
648 r = pm_runtime_get_sync(connector->dev->dev);
650 return connector_status_disconnected;
653 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
654 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
656 /* check if panel is valid */
657 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
658 ret = connector_status_connected;
662 /* check for edid as well */
663 if (radeon_connector->edid)
664 ret = connector_status_connected;
666 if (radeon_connector->ddc_bus) {
667 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
668 &radeon_connector->ddc_bus->adapter);
669 if (radeon_connector->edid)
670 ret = connector_status_connected;
673 /* check acpi lid status ??? */
675 radeon_connector_update_scratch_regs(connector, ret);
676 pm_runtime_mark_last_busy(connector->dev->dev);
677 pm_runtime_put_autosuspend(connector->dev->dev);
681 static void radeon_connector_destroy(struct drm_connector *connector)
683 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
685 if (radeon_connector->edid)
686 kfree(radeon_connector->edid);
687 kfree(radeon_connector->con_priv);
688 drm_sysfs_connector_remove(connector);
689 drm_connector_cleanup(connector);
693 static int radeon_lvds_set_property(struct drm_connector *connector,
694 struct drm_property *property,
697 struct drm_device *dev = connector->dev;
698 struct radeon_encoder *radeon_encoder;
699 enum radeon_rmx_type rmx_type;
702 if (property != dev->mode_config.scaling_mode_property)
705 if (connector->encoder)
706 radeon_encoder = to_radeon_encoder(connector->encoder);
708 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
709 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
713 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
714 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
715 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
717 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
719 if (radeon_encoder->rmx_type == rmx_type)
722 radeon_encoder->rmx_type = rmx_type;
724 radeon_property_change_mode(&radeon_encoder->base);
729 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
730 .get_modes = radeon_lvds_get_modes,
731 .mode_valid = radeon_lvds_mode_valid,
732 .best_encoder = radeon_best_single_encoder,
735 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
736 .dpms = drm_helper_connector_dpms,
737 .detect = radeon_lvds_detect,
738 .fill_modes = drm_helper_probe_single_connector_modes,
739 .destroy = radeon_connector_destroy,
740 .set_property = radeon_lvds_set_property,
743 static int radeon_vga_get_modes(struct drm_connector *connector)
745 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
748 ret = radeon_ddc_get_modes(radeon_connector);
753 static int radeon_vga_mode_valid(struct drm_connector *connector,
754 struct drm_display_mode *mode)
756 struct drm_device *dev = connector->dev;
757 struct radeon_device *rdev = dev->dev_private;
759 /* XXX check mode bandwidth */
761 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
762 return MODE_CLOCK_HIGH;
767 static enum drm_connector_status
768 radeon_vga_detect(struct drm_connector *connector, bool force)
770 struct drm_device *dev = connector->dev;
771 struct radeon_device *rdev = dev->dev_private;
772 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
773 struct drm_encoder *encoder;
774 struct drm_encoder_helper_funcs *encoder_funcs;
776 enum drm_connector_status ret = connector_status_disconnected;
779 r = pm_runtime_get_sync(connector->dev->dev);
781 return connector_status_disconnected;
783 encoder = radeon_best_single_encoder(connector);
785 ret = connector_status_disconnected;
787 if (radeon_connector->ddc_bus)
788 dret = radeon_ddc_probe(radeon_connector, false);
790 radeon_connector->detected_by_load = false;
791 if (radeon_connector->edid) {
792 kfree(radeon_connector->edid);
793 radeon_connector->edid = NULL;
795 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
797 if (!radeon_connector->edid) {
798 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
799 drm_get_connector_name(connector));
800 ret = connector_status_connected;
802 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
804 /* some oems have boards with separate digital and analog connectors
805 * with a shared ddc line (often vga + hdmi)
807 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
808 kfree(radeon_connector->edid);
809 radeon_connector->edid = NULL;
810 ret = connector_status_disconnected;
812 ret = connector_status_connected;
816 /* if we aren't forcing don't do destructive polling */
818 /* only return the previous status if we last
819 * detected a monitor via load.
821 if (radeon_connector->detected_by_load)
822 ret = connector->status;
826 if (radeon_connector->dac_load_detect && encoder) {
827 encoder_funcs = encoder->helper_private;
828 ret = encoder_funcs->detect(encoder, connector);
829 if (ret != connector_status_disconnected)
830 radeon_connector->detected_by_load = true;
834 if (ret == connector_status_connected)
835 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
837 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
838 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
839 * by other means, assume the CRT is connected and use that EDID.
841 if ((!rdev->is_atom_bios) &&
842 (ret == connector_status_disconnected) &&
843 rdev->mode_info.bios_hardcoded_edid_size) {
844 ret = connector_status_connected;
847 radeon_connector_update_scratch_regs(connector, ret);
850 pm_runtime_mark_last_busy(connector->dev->dev);
851 pm_runtime_put_autosuspend(connector->dev->dev);
856 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
857 .get_modes = radeon_vga_get_modes,
858 .mode_valid = radeon_vga_mode_valid,
859 .best_encoder = radeon_best_single_encoder,
862 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
863 .dpms = drm_helper_connector_dpms,
864 .detect = radeon_vga_detect,
865 .fill_modes = drm_helper_probe_single_connector_modes,
866 .destroy = radeon_connector_destroy,
867 .set_property = radeon_connector_set_property,
870 static int radeon_tv_get_modes(struct drm_connector *connector)
872 struct drm_device *dev = connector->dev;
873 struct radeon_device *rdev = dev->dev_private;
874 struct drm_display_mode *tv_mode;
875 struct drm_encoder *encoder;
877 encoder = radeon_best_single_encoder(connector);
881 /* avivo chips can scale any mode */
882 if (rdev->family >= CHIP_RS600)
883 /* add scaled modes */
884 radeon_add_common_modes(encoder, connector);
886 /* only 800x600 is supported right now on pre-avivo chips */
887 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
888 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
889 drm_mode_probed_add(connector, tv_mode);
894 static int radeon_tv_mode_valid(struct drm_connector *connector,
895 struct drm_display_mode *mode)
897 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
898 return MODE_CLOCK_RANGE;
902 static enum drm_connector_status
903 radeon_tv_detect(struct drm_connector *connector, bool force)
905 struct drm_encoder *encoder;
906 struct drm_encoder_helper_funcs *encoder_funcs;
907 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
908 enum drm_connector_status ret = connector_status_disconnected;
911 if (!radeon_connector->dac_load_detect)
914 r = pm_runtime_get_sync(connector->dev->dev);
916 return connector_status_disconnected;
918 encoder = radeon_best_single_encoder(connector);
920 ret = connector_status_disconnected;
922 encoder_funcs = encoder->helper_private;
923 ret = encoder_funcs->detect(encoder, connector);
925 if (ret == connector_status_connected)
926 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
927 radeon_connector_update_scratch_regs(connector, ret);
928 pm_runtime_mark_last_busy(connector->dev->dev);
929 pm_runtime_put_autosuspend(connector->dev->dev);
933 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
934 .get_modes = radeon_tv_get_modes,
935 .mode_valid = radeon_tv_mode_valid,
936 .best_encoder = radeon_best_single_encoder,
939 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
940 .dpms = drm_helper_connector_dpms,
941 .detect = radeon_tv_detect,
942 .fill_modes = drm_helper_probe_single_connector_modes,
943 .destroy = radeon_connector_destroy,
944 .set_property = radeon_connector_set_property,
947 static int radeon_dvi_get_modes(struct drm_connector *connector)
949 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
952 ret = radeon_ddc_get_modes(radeon_connector);
956 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
958 struct drm_device *dev = connector->dev;
959 struct radeon_device *rdev = dev->dev_private;
960 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
961 enum drm_connector_status status;
963 /* We only trust HPD on R600 and newer ASICS. */
964 if (rdev->family >= CHIP_R600
965 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
966 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
967 status = connector_status_connected;
969 status = connector_status_disconnected;
970 if (connector->status == status)
979 * Do a DDC probe, if DDC probe passes, get the full EDID so
980 * we can do analog/digital monitor detection at this point.
981 * If the monitor is an analog monitor or we got no DDC,
982 * we need to find the DAC encoder object for this connector.
983 * If we got no DDC, we do load detection on the DAC encoder object.
984 * If we got analog DDC or load detection passes on the DAC encoder
985 * we have to check if this analog encoder is shared with anyone else (TV)
986 * if its shared we have to set the other connector to disconnected.
988 static enum drm_connector_status
989 radeon_dvi_detect(struct drm_connector *connector, bool force)
991 struct drm_device *dev = connector->dev;
992 struct radeon_device *rdev = dev->dev_private;
993 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
994 struct drm_encoder *encoder = NULL;
995 struct drm_encoder_helper_funcs *encoder_funcs;
996 struct drm_mode_object *obj;
998 enum drm_connector_status ret = connector_status_disconnected;
999 bool dret = false, broken_edid = false;
1001 r = pm_runtime_get_sync(connector->dev->dev);
1003 return connector_status_disconnected;
1005 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1006 ret = connector->status;
1010 if (radeon_connector->ddc_bus)
1011 dret = radeon_ddc_probe(radeon_connector, false);
1013 radeon_connector->detected_by_load = false;
1014 if (radeon_connector->edid) {
1015 kfree(radeon_connector->edid);
1016 radeon_connector->edid = NULL;
1018 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
1020 if (!radeon_connector->edid) {
1021 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1022 drm_get_connector_name(connector));
1023 /* rs690 seems to have a problem with connectors not existing and always
1024 * return a block of 0's. If we see this just stop polling on this output */
1025 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
1026 ret = connector_status_disconnected;
1027 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
1028 radeon_connector->ddc_bus = NULL;
1030 ret = connector_status_connected;
1031 broken_edid = true; /* defer use_digital to later */
1034 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1036 /* some oems have boards with separate digital and analog connectors
1037 * with a shared ddc line (often vga + hdmi)
1039 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1040 kfree(radeon_connector->edid);
1041 radeon_connector->edid = NULL;
1042 ret = connector_status_disconnected;
1044 ret = connector_status_connected;
1046 /* This gets complicated. We have boards with VGA + HDMI with a
1047 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1048 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1049 * you don't really know what's connected to which port as both are digital.
1051 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1052 struct drm_connector *list_connector;
1053 struct radeon_connector *list_radeon_connector;
1054 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1055 if (connector == list_connector)
1057 list_radeon_connector = to_radeon_connector(list_connector);
1058 if (list_radeon_connector->shared_ddc &&
1059 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1060 radeon_connector->ddc_bus->rec.i2c_id)) {
1061 /* cases where both connectors are digital */
1062 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1063 /* hpd is our only option in this case */
1064 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1065 kfree(radeon_connector->edid);
1066 radeon_connector->edid = NULL;
1067 ret = connector_status_disconnected;
1076 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1079 /* DVI-D and HDMI-A are digital only */
1080 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1081 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1084 /* if we aren't forcing don't do destructive polling */
1086 /* only return the previous status if we last
1087 * detected a monitor via load.
1089 if (radeon_connector->detected_by_load)
1090 ret = connector->status;
1094 /* find analog encoder */
1095 if (radeon_connector->dac_load_detect) {
1096 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1097 if (connector->encoder_ids[i] == 0)
1100 obj = drm_mode_object_find(connector->dev,
1101 connector->encoder_ids[i],
1102 DRM_MODE_OBJECT_ENCODER);
1106 encoder = obj_to_encoder(obj);
1108 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1109 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1112 encoder_funcs = encoder->helper_private;
1113 if (encoder_funcs->detect) {
1115 if (ret != connector_status_connected) {
1116 /* deal with analog monitors without DDC */
1117 ret = encoder_funcs->detect(encoder, connector);
1118 if (ret == connector_status_connected) {
1119 radeon_connector->use_digital = false;
1121 if (ret != connector_status_disconnected)
1122 radeon_connector->detected_by_load = true;
1125 enum drm_connector_status lret;
1126 /* assume digital unless load detected otherwise */
1127 radeon_connector->use_digital = true;
1128 lret = encoder_funcs->detect(encoder, connector);
1129 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1130 if (lret == connector_status_connected)
1131 radeon_connector->use_digital = false;
1138 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1140 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1143 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1144 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1145 * by other means, assume the DFP is connected and use that EDID. In most
1146 * cases the DVI port is actually a virtual KVM port connected to the service
1150 if ((!rdev->is_atom_bios) &&
1151 (ret == connector_status_disconnected) &&
1152 rdev->mode_info.bios_hardcoded_edid_size) {
1153 radeon_connector->use_digital = true;
1154 ret = connector_status_connected;
1157 /* updated in get modes as well since we need to know if it's analog or digital */
1158 radeon_connector_update_scratch_regs(connector, ret);
1161 pm_runtime_mark_last_busy(connector->dev->dev);
1162 pm_runtime_put_autosuspend(connector->dev->dev);
1167 /* okay need to be smart in here about which encoder to pick */
1168 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1170 int enc_id = connector->encoder_ids[0];
1171 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1172 struct drm_mode_object *obj;
1173 struct drm_encoder *encoder;
1175 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1176 if (connector->encoder_ids[i] == 0)
1179 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1183 encoder = obj_to_encoder(obj);
1185 if (radeon_connector->use_digital == true) {
1186 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1189 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1190 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1195 /* see if we have a default encoder TODO */
1197 /* then check use digitial */
1198 /* pick the first one */
1200 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1203 encoder = obj_to_encoder(obj);
1209 static void radeon_dvi_force(struct drm_connector *connector)
1211 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1212 if (connector->force == DRM_FORCE_ON)
1213 radeon_connector->use_digital = false;
1214 if (connector->force == DRM_FORCE_ON_DIGITAL)
1215 radeon_connector->use_digital = true;
1218 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1219 struct drm_display_mode *mode)
1221 struct drm_device *dev = connector->dev;
1222 struct radeon_device *rdev = dev->dev_private;
1223 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1225 /* XXX check mode bandwidth */
1227 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1228 if (radeon_connector->use_digital &&
1229 (rdev->family == CHIP_RV100) &&
1230 (mode->clock > 135000))
1231 return MODE_CLOCK_HIGH;
1233 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1234 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1235 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1236 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1238 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1239 if (ASIC_IS_DCE6(rdev)) {
1240 /* HDMI 1.3+ supports max clock of 340 Mhz */
1241 if (mode->clock > 340000)
1242 return MODE_CLOCK_HIGH;
1246 return MODE_CLOCK_HIGH;
1248 return MODE_CLOCK_HIGH;
1251 /* check against the max pixel clock */
1252 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1253 return MODE_CLOCK_HIGH;
1258 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1259 .get_modes = radeon_dvi_get_modes,
1260 .mode_valid = radeon_dvi_mode_valid,
1261 .best_encoder = radeon_dvi_encoder,
1264 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1265 .dpms = drm_helper_connector_dpms,
1266 .detect = radeon_dvi_detect,
1267 .fill_modes = drm_helper_probe_single_connector_modes,
1268 .set_property = radeon_connector_set_property,
1269 .destroy = radeon_connector_destroy,
1270 .force = radeon_dvi_force,
1273 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1275 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1276 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1278 if (radeon_connector->edid)
1279 kfree(radeon_connector->edid);
1280 if (radeon_dig_connector->dp_i2c_bus)
1281 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1282 kfree(radeon_connector->con_priv);
1283 drm_sysfs_connector_remove(connector);
1284 drm_connector_cleanup(connector);
1288 static int radeon_dp_get_modes(struct drm_connector *connector)
1290 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1291 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1292 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1295 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1296 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1297 struct drm_display_mode *mode;
1299 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1300 if (!radeon_dig_connector->edp_on)
1301 atombios_set_edp_panel_power(connector,
1302 ATOM_TRANSMITTER_ACTION_POWER_ON);
1303 ret = radeon_ddc_get_modes(radeon_connector);
1304 if (!radeon_dig_connector->edp_on)
1305 atombios_set_edp_panel_power(connector,
1306 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1308 /* need to setup ddc on the bridge */
1309 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1310 ENCODER_OBJECT_ID_NONE) {
1312 radeon_atom_ext_encoder_setup_ddc(encoder);
1314 ret = radeon_ddc_get_modes(radeon_connector);
1319 radeon_fixup_lvds_native_mode(encoder, connector);
1320 /* add scaled modes */
1321 radeon_add_common_modes(encoder, connector);
1329 /* we have no EDID modes */
1330 mode = radeon_fp_native_mode(encoder);
1333 drm_mode_probed_add(connector, mode);
1334 /* add the width/height from vbios tables if available */
1335 connector->display_info.width_mm = mode->width_mm;
1336 connector->display_info.height_mm = mode->height_mm;
1337 /* add scaled modes */
1338 radeon_add_common_modes(encoder, connector);
1341 /* need to setup ddc on the bridge */
1342 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1343 ENCODER_OBJECT_ID_NONE) {
1345 radeon_atom_ext_encoder_setup_ddc(encoder);
1347 ret = radeon_ddc_get_modes(radeon_connector);
1353 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1355 struct drm_mode_object *obj;
1356 struct drm_encoder *encoder;
1357 struct radeon_encoder *radeon_encoder;
1360 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1361 if (connector->encoder_ids[i] == 0)
1364 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1368 encoder = obj_to_encoder(obj);
1369 radeon_encoder = to_radeon_encoder(encoder);
1371 switch (radeon_encoder->encoder_id) {
1372 case ENCODER_OBJECT_ID_TRAVIS:
1373 case ENCODER_OBJECT_ID_NUTMEG:
1374 return radeon_encoder->encoder_id;
1380 return ENCODER_OBJECT_ID_NONE;
1383 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1385 struct drm_mode_object *obj;
1386 struct drm_encoder *encoder;
1387 struct radeon_encoder *radeon_encoder;
1391 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1392 if (connector->encoder_ids[i] == 0)
1395 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1399 encoder = obj_to_encoder(obj);
1400 radeon_encoder = to_radeon_encoder(encoder);
1401 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1408 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1410 struct drm_device *dev = connector->dev;
1411 struct radeon_device *rdev = dev->dev_private;
1413 if (ASIC_IS_DCE5(rdev) &&
1414 (rdev->clock.dp_extclk >= 53900) &&
1415 radeon_connector_encoder_is_hbr2(connector)) {
1422 static enum drm_connector_status
1423 radeon_dp_detect(struct drm_connector *connector, bool force)
1425 struct drm_device *dev = connector->dev;
1426 struct radeon_device *rdev = dev->dev_private;
1427 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1428 enum drm_connector_status ret = connector_status_disconnected;
1429 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1430 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1433 r = pm_runtime_get_sync(connector->dev->dev);
1435 return connector_status_disconnected;
1437 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1438 ret = connector->status;
1442 if (radeon_connector->edid) {
1443 kfree(radeon_connector->edid);
1444 radeon_connector->edid = NULL;
1447 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1448 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1450 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1451 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1453 /* check if panel is valid */
1454 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1455 ret = connector_status_connected;
1457 /* eDP is always DP */
1458 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1459 if (!radeon_dig_connector->edp_on)
1460 atombios_set_edp_panel_power(connector,
1461 ATOM_TRANSMITTER_ACTION_POWER_ON);
1462 if (radeon_dp_getdpcd(radeon_connector))
1463 ret = connector_status_connected;
1464 if (!radeon_dig_connector->edp_on)
1465 atombios_set_edp_panel_power(connector,
1466 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1467 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1468 ENCODER_OBJECT_ID_NONE) {
1469 /* DP bridges are always DP */
1470 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1471 /* get the DPCD from the bridge */
1472 radeon_dp_getdpcd(radeon_connector);
1475 /* setup ddc on the bridge */
1476 radeon_atom_ext_encoder_setup_ddc(encoder);
1477 /* bridge chips are always aux */
1478 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1479 ret = connector_status_connected;
1480 else if (radeon_connector->dac_load_detect) { /* try load detection */
1481 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1482 ret = encoder_funcs->detect(encoder, connector);
1486 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1487 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1488 ret = connector_status_connected;
1489 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1490 radeon_dp_getdpcd(radeon_connector);
1492 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1493 if (radeon_dp_getdpcd(radeon_connector))
1494 ret = connector_status_connected;
1496 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1497 if (radeon_ddc_probe(radeon_connector, false))
1498 ret = connector_status_connected;
1503 radeon_connector_update_scratch_regs(connector, ret);
1505 pm_runtime_mark_last_busy(connector->dev->dev);
1506 pm_runtime_put_autosuspend(connector->dev->dev);
1511 static int radeon_dp_mode_valid(struct drm_connector *connector,
1512 struct drm_display_mode *mode)
1514 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1515 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1517 /* XXX check mode bandwidth */
1519 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1520 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1521 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1523 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1527 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1528 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1530 /* AVIVO hardware supports downscaling modes larger than the panel
1531 * to the panel size, but I'm not sure this is desirable.
1533 if ((mode->hdisplay > native_mode->hdisplay) ||
1534 (mode->vdisplay > native_mode->vdisplay))
1537 /* if scaling is disabled, block non-native modes */
1538 if (radeon_encoder->rmx_type == RMX_OFF) {
1539 if ((mode->hdisplay != native_mode->hdisplay) ||
1540 (mode->vdisplay != native_mode->vdisplay))
1546 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1547 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1548 return radeon_dp_mode_valid_helper(connector, mode);
1554 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1555 .get_modes = radeon_dp_get_modes,
1556 .mode_valid = radeon_dp_mode_valid,
1557 .best_encoder = radeon_dvi_encoder,
1560 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1561 .dpms = drm_helper_connector_dpms,
1562 .detect = radeon_dp_detect,
1563 .fill_modes = drm_helper_probe_single_connector_modes,
1564 .set_property = radeon_connector_set_property,
1565 .destroy = radeon_dp_connector_destroy,
1566 .force = radeon_dvi_force,
1569 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1570 .dpms = drm_helper_connector_dpms,
1571 .detect = radeon_dp_detect,
1572 .fill_modes = drm_helper_probe_single_connector_modes,
1573 .set_property = radeon_lvds_set_property,
1574 .destroy = radeon_dp_connector_destroy,
1575 .force = radeon_dvi_force,
1578 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1579 .dpms = drm_helper_connector_dpms,
1580 .detect = radeon_dp_detect,
1581 .fill_modes = drm_helper_probe_single_connector_modes,
1582 .set_property = radeon_lvds_set_property,
1583 .destroy = radeon_dp_connector_destroy,
1584 .force = radeon_dvi_force,
1588 radeon_add_atom_connector(struct drm_device *dev,
1589 uint32_t connector_id,
1590 uint32_t supported_device,
1592 struct radeon_i2c_bus_rec *i2c_bus,
1593 uint32_t igp_lane_info,
1594 uint16_t connector_object_id,
1595 struct radeon_hpd *hpd,
1596 struct radeon_router *router)
1598 struct radeon_device *rdev = dev->dev_private;
1599 struct drm_connector *connector;
1600 struct radeon_connector *radeon_connector;
1601 struct radeon_connector_atom_dig *radeon_dig_connector;
1602 struct drm_encoder *encoder;
1603 struct radeon_encoder *radeon_encoder;
1604 uint32_t subpixel_order = SubPixelNone;
1605 bool shared_ddc = false;
1606 bool is_dp_bridge = false;
1608 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1611 /* if the user selected tv=0 don't try and add the connector */
1612 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1613 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1614 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1618 /* see if we already added it */
1619 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1620 radeon_connector = to_radeon_connector(connector);
1621 if (radeon_connector->connector_id == connector_id) {
1622 radeon_connector->devices |= supported_device;
1625 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1626 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1627 radeon_connector->shared_ddc = true;
1630 if (radeon_connector->router_bus && router->ddc_valid &&
1631 (radeon_connector->router.router_id == router->router_id)) {
1632 radeon_connector->shared_ddc = false;
1638 /* check if it's a dp bridge */
1639 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1640 radeon_encoder = to_radeon_encoder(encoder);
1641 if (radeon_encoder->devices & supported_device) {
1642 switch (radeon_encoder->encoder_id) {
1643 case ENCODER_OBJECT_ID_TRAVIS:
1644 case ENCODER_OBJECT_ID_NUTMEG:
1645 is_dp_bridge = true;
1653 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1654 if (!radeon_connector)
1657 connector = &radeon_connector->base;
1659 radeon_connector->connector_id = connector_id;
1660 radeon_connector->devices = supported_device;
1661 radeon_connector->shared_ddc = shared_ddc;
1662 radeon_connector->connector_object_id = connector_object_id;
1663 radeon_connector->hpd = *hpd;
1665 radeon_connector->router = *router;
1666 if (router->ddc_valid || router->cd_valid) {
1667 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1668 if (!radeon_connector->router_bus)
1669 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1673 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1674 if (!radeon_dig_connector)
1676 radeon_dig_connector->igp_lane_info = igp_lane_info;
1677 radeon_connector->con_priv = radeon_dig_connector;
1678 if (i2c_bus->valid) {
1679 /* add DP i2c bus */
1680 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1681 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1683 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1684 if (!radeon_dig_connector->dp_i2c_bus)
1685 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1686 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1687 if (!radeon_connector->ddc_bus)
1688 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1690 switch (connector_type) {
1691 case DRM_MODE_CONNECTOR_VGA:
1692 case DRM_MODE_CONNECTOR_DVIA:
1694 drm_connector_init(dev, &radeon_connector->base,
1695 &radeon_dp_connector_funcs, connector_type);
1696 drm_connector_helper_add(&radeon_connector->base,
1697 &radeon_dp_connector_helper_funcs);
1698 connector->interlace_allowed = true;
1699 connector->doublescan_allowed = true;
1700 radeon_connector->dac_load_detect = true;
1701 drm_object_attach_property(&radeon_connector->base.base,
1702 rdev->mode_info.load_detect_property,
1705 case DRM_MODE_CONNECTOR_DVII:
1706 case DRM_MODE_CONNECTOR_DVID:
1707 case DRM_MODE_CONNECTOR_HDMIA:
1708 case DRM_MODE_CONNECTOR_HDMIB:
1709 case DRM_MODE_CONNECTOR_DisplayPort:
1710 drm_connector_init(dev, &radeon_connector->base,
1711 &radeon_dp_connector_funcs, connector_type);
1712 drm_connector_helper_add(&radeon_connector->base,
1713 &radeon_dp_connector_helper_funcs);
1714 drm_object_attach_property(&radeon_connector->base.base,
1715 rdev->mode_info.underscan_property,
1717 drm_object_attach_property(&radeon_connector->base.base,
1718 rdev->mode_info.underscan_hborder_property,
1720 drm_object_attach_property(&radeon_connector->base.base,
1721 rdev->mode_info.underscan_vborder_property,
1724 drm_object_attach_property(&radeon_connector->base.base,
1725 rdev->mode_info.dither_property,
1726 RADEON_FMT_DITHER_DISABLE);
1728 if (radeon_audio != 0)
1729 drm_object_attach_property(&radeon_connector->base.base,
1730 rdev->mode_info.audio_property,
1733 subpixel_order = SubPixelHorizontalRGB;
1734 connector->interlace_allowed = true;
1735 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1736 connector->doublescan_allowed = true;
1738 connector->doublescan_allowed = false;
1739 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1740 radeon_connector->dac_load_detect = true;
1741 drm_object_attach_property(&radeon_connector->base.base,
1742 rdev->mode_info.load_detect_property,
1746 case DRM_MODE_CONNECTOR_LVDS:
1747 case DRM_MODE_CONNECTOR_eDP:
1748 drm_connector_init(dev, &radeon_connector->base,
1749 &radeon_lvds_bridge_connector_funcs, connector_type);
1750 drm_connector_helper_add(&radeon_connector->base,
1751 &radeon_dp_connector_helper_funcs);
1752 drm_object_attach_property(&radeon_connector->base.base,
1753 dev->mode_config.scaling_mode_property,
1754 DRM_MODE_SCALE_FULLSCREEN);
1755 subpixel_order = SubPixelHorizontalRGB;
1756 connector->interlace_allowed = false;
1757 connector->doublescan_allowed = false;
1761 switch (connector_type) {
1762 case DRM_MODE_CONNECTOR_VGA:
1763 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1764 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1765 if (i2c_bus->valid) {
1766 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1767 if (!radeon_connector->ddc_bus)
1768 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1770 radeon_connector->dac_load_detect = true;
1771 drm_object_attach_property(&radeon_connector->base.base,
1772 rdev->mode_info.load_detect_property,
1774 /* no HPD on analog connectors */
1775 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1776 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1777 connector->interlace_allowed = true;
1778 connector->doublescan_allowed = true;
1780 case DRM_MODE_CONNECTOR_DVIA:
1781 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1782 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_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("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1788 radeon_connector->dac_load_detect = true;
1789 drm_object_attach_property(&radeon_connector->base.base,
1790 rdev->mode_info.load_detect_property,
1792 /* no HPD on analog connectors */
1793 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1794 connector->interlace_allowed = true;
1795 connector->doublescan_allowed = true;
1797 case DRM_MODE_CONNECTOR_DVII:
1798 case DRM_MODE_CONNECTOR_DVID:
1799 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1800 if (!radeon_dig_connector)
1802 radeon_dig_connector->igp_lane_info = igp_lane_info;
1803 radeon_connector->con_priv = radeon_dig_connector;
1804 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1805 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1806 if (i2c_bus->valid) {
1807 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1808 if (!radeon_connector->ddc_bus)
1809 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1811 subpixel_order = SubPixelHorizontalRGB;
1812 drm_object_attach_property(&radeon_connector->base.base,
1813 rdev->mode_info.coherent_mode_property,
1815 if (ASIC_IS_AVIVO(rdev)) {
1816 drm_object_attach_property(&radeon_connector->base.base,
1817 rdev->mode_info.underscan_property,
1819 drm_object_attach_property(&radeon_connector->base.base,
1820 rdev->mode_info.underscan_hborder_property,
1822 drm_object_attach_property(&radeon_connector->base.base,
1823 rdev->mode_info.underscan_vborder_property,
1826 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1827 drm_object_attach_property(&radeon_connector->base.base,
1828 rdev->mode_info.audio_property,
1831 if (ASIC_IS_AVIVO(rdev)) {
1832 drm_object_attach_property(&radeon_connector->base.base,
1833 rdev->mode_info.dither_property,
1834 RADEON_FMT_DITHER_DISABLE);
1836 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1837 radeon_connector->dac_load_detect = true;
1838 drm_object_attach_property(&radeon_connector->base.base,
1839 rdev->mode_info.load_detect_property,
1842 connector->interlace_allowed = true;
1843 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1844 connector->doublescan_allowed = true;
1846 connector->doublescan_allowed = false;
1848 case DRM_MODE_CONNECTOR_HDMIA:
1849 case DRM_MODE_CONNECTOR_HDMIB:
1850 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1851 if (!radeon_dig_connector)
1853 radeon_dig_connector->igp_lane_info = igp_lane_info;
1854 radeon_connector->con_priv = radeon_dig_connector;
1855 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1856 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1857 if (i2c_bus->valid) {
1858 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1859 if (!radeon_connector->ddc_bus)
1860 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1862 drm_object_attach_property(&radeon_connector->base.base,
1863 rdev->mode_info.coherent_mode_property,
1865 if (ASIC_IS_AVIVO(rdev)) {
1866 drm_object_attach_property(&radeon_connector->base.base,
1867 rdev->mode_info.underscan_property,
1869 drm_object_attach_property(&radeon_connector->base.base,
1870 rdev->mode_info.underscan_hborder_property,
1872 drm_object_attach_property(&radeon_connector->base.base,
1873 rdev->mode_info.underscan_vborder_property,
1876 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1877 drm_object_attach_property(&radeon_connector->base.base,
1878 rdev->mode_info.audio_property,
1881 if (ASIC_IS_AVIVO(rdev)) {
1882 drm_object_attach_property(&radeon_connector->base.base,
1883 rdev->mode_info.dither_property,
1884 RADEON_FMT_DITHER_DISABLE);
1886 subpixel_order = SubPixelHorizontalRGB;
1887 connector->interlace_allowed = true;
1888 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1889 connector->doublescan_allowed = true;
1891 connector->doublescan_allowed = false;
1893 case DRM_MODE_CONNECTOR_DisplayPort:
1894 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1895 if (!radeon_dig_connector)
1897 radeon_dig_connector->igp_lane_info = igp_lane_info;
1898 radeon_connector->con_priv = radeon_dig_connector;
1899 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1900 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1901 if (i2c_bus->valid) {
1902 /* add DP i2c bus */
1903 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1904 if (!radeon_dig_connector->dp_i2c_bus)
1905 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1906 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1907 if (!radeon_connector->ddc_bus)
1908 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1910 subpixel_order = SubPixelHorizontalRGB;
1911 drm_object_attach_property(&radeon_connector->base.base,
1912 rdev->mode_info.coherent_mode_property,
1914 if (ASIC_IS_AVIVO(rdev)) {
1915 drm_object_attach_property(&radeon_connector->base.base,
1916 rdev->mode_info.underscan_property,
1918 drm_object_attach_property(&radeon_connector->base.base,
1919 rdev->mode_info.underscan_hborder_property,
1921 drm_object_attach_property(&radeon_connector->base.base,
1922 rdev->mode_info.underscan_vborder_property,
1925 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1926 drm_object_attach_property(&radeon_connector->base.base,
1927 rdev->mode_info.audio_property,
1930 if (ASIC_IS_AVIVO(rdev)) {
1931 drm_object_attach_property(&radeon_connector->base.base,
1932 rdev->mode_info.dither_property,
1933 RADEON_FMT_DITHER_DISABLE);
1936 connector->interlace_allowed = true;
1937 /* in theory with a DP to VGA converter... */
1938 connector->doublescan_allowed = false;
1940 case DRM_MODE_CONNECTOR_eDP:
1941 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1942 if (!radeon_dig_connector)
1944 radeon_dig_connector->igp_lane_info = igp_lane_info;
1945 radeon_connector->con_priv = radeon_dig_connector;
1946 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
1947 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1948 if (i2c_bus->valid) {
1949 /* add DP i2c bus */
1950 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1951 if (!radeon_dig_connector->dp_i2c_bus)
1952 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1953 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1954 if (!radeon_connector->ddc_bus)
1955 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1957 drm_object_attach_property(&radeon_connector->base.base,
1958 dev->mode_config.scaling_mode_property,
1959 DRM_MODE_SCALE_FULLSCREEN);
1960 subpixel_order = SubPixelHorizontalRGB;
1961 connector->interlace_allowed = false;
1962 connector->doublescan_allowed = false;
1964 case DRM_MODE_CONNECTOR_SVIDEO:
1965 case DRM_MODE_CONNECTOR_Composite:
1966 case DRM_MODE_CONNECTOR_9PinDIN:
1967 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1968 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1969 radeon_connector->dac_load_detect = true;
1970 drm_object_attach_property(&radeon_connector->base.base,
1971 rdev->mode_info.load_detect_property,
1973 drm_object_attach_property(&radeon_connector->base.base,
1974 rdev->mode_info.tv_std_property,
1975 radeon_atombios_get_tv_info(rdev));
1976 /* no HPD on analog connectors */
1977 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1978 connector->interlace_allowed = false;
1979 connector->doublescan_allowed = false;
1981 case DRM_MODE_CONNECTOR_LVDS:
1982 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1983 if (!radeon_dig_connector)
1985 radeon_dig_connector->igp_lane_info = igp_lane_info;
1986 radeon_connector->con_priv = radeon_dig_connector;
1987 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1988 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1989 if (i2c_bus->valid) {
1990 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1991 if (!radeon_connector->ddc_bus)
1992 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1994 drm_object_attach_property(&radeon_connector->base.base,
1995 dev->mode_config.scaling_mode_property,
1996 DRM_MODE_SCALE_FULLSCREEN);
1997 subpixel_order = SubPixelHorizontalRGB;
1998 connector->interlace_allowed = false;
1999 connector->doublescan_allowed = false;
2004 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2006 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2008 connector->polled = DRM_CONNECTOR_POLL_HPD;
2010 connector->display_info.subpixel_order = subpixel_order;
2011 drm_sysfs_connector_add(connector);
2015 drm_connector_cleanup(connector);
2020 radeon_add_legacy_connector(struct drm_device *dev,
2021 uint32_t connector_id,
2022 uint32_t supported_device,
2024 struct radeon_i2c_bus_rec *i2c_bus,
2025 uint16_t connector_object_id,
2026 struct radeon_hpd *hpd)
2028 struct radeon_device *rdev = dev->dev_private;
2029 struct drm_connector *connector;
2030 struct radeon_connector *radeon_connector;
2031 uint32_t subpixel_order = SubPixelNone;
2033 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2036 /* if the user selected tv=0 don't try and add the connector */
2037 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2038 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2039 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2043 /* see if we already added it */
2044 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2045 radeon_connector = to_radeon_connector(connector);
2046 if (radeon_connector->connector_id == connector_id) {
2047 radeon_connector->devices |= supported_device;
2052 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2053 if (!radeon_connector)
2056 connector = &radeon_connector->base;
2058 radeon_connector->connector_id = connector_id;
2059 radeon_connector->devices = supported_device;
2060 radeon_connector->connector_object_id = connector_object_id;
2061 radeon_connector->hpd = *hpd;
2063 switch (connector_type) {
2064 case DRM_MODE_CONNECTOR_VGA:
2065 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2066 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2067 if (i2c_bus->valid) {
2068 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2069 if (!radeon_connector->ddc_bus)
2070 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2072 radeon_connector->dac_load_detect = true;
2073 drm_object_attach_property(&radeon_connector->base.base,
2074 rdev->mode_info.load_detect_property,
2076 /* no HPD on analog connectors */
2077 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2078 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2079 connector->interlace_allowed = true;
2080 connector->doublescan_allowed = true;
2082 case DRM_MODE_CONNECTOR_DVIA:
2083 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2084 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2085 if (i2c_bus->valid) {
2086 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2087 if (!radeon_connector->ddc_bus)
2088 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2090 radeon_connector->dac_load_detect = true;
2091 drm_object_attach_property(&radeon_connector->base.base,
2092 rdev->mode_info.load_detect_property,
2094 /* no HPD on analog connectors */
2095 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2096 connector->interlace_allowed = true;
2097 connector->doublescan_allowed = true;
2099 case DRM_MODE_CONNECTOR_DVII:
2100 case DRM_MODE_CONNECTOR_DVID:
2101 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2102 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2103 if (i2c_bus->valid) {
2104 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2105 if (!radeon_connector->ddc_bus)
2106 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2108 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2109 radeon_connector->dac_load_detect = true;
2110 drm_object_attach_property(&radeon_connector->base.base,
2111 rdev->mode_info.load_detect_property,
2114 subpixel_order = SubPixelHorizontalRGB;
2115 connector->interlace_allowed = true;
2116 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2117 connector->doublescan_allowed = true;
2119 connector->doublescan_allowed = false;
2121 case DRM_MODE_CONNECTOR_SVIDEO:
2122 case DRM_MODE_CONNECTOR_Composite:
2123 case DRM_MODE_CONNECTOR_9PinDIN:
2124 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2125 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2126 radeon_connector->dac_load_detect = true;
2127 /* RS400,RC410,RS480 chipset seems to report a lot
2128 * of false positive on load detect, we haven't yet
2129 * found a way to make load detect reliable on those
2130 * chipset, thus just disable it for TV.
2132 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2133 radeon_connector->dac_load_detect = false;
2134 drm_object_attach_property(&radeon_connector->base.base,
2135 rdev->mode_info.load_detect_property,
2136 radeon_connector->dac_load_detect);
2137 drm_object_attach_property(&radeon_connector->base.base,
2138 rdev->mode_info.tv_std_property,
2139 radeon_combios_get_tv_info(rdev));
2140 /* no HPD on analog connectors */
2141 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2142 connector->interlace_allowed = false;
2143 connector->doublescan_allowed = false;
2145 case DRM_MODE_CONNECTOR_LVDS:
2146 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2147 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2148 if (i2c_bus->valid) {
2149 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2150 if (!radeon_connector->ddc_bus)
2151 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2153 drm_object_attach_property(&radeon_connector->base.base,
2154 dev->mode_config.scaling_mode_property,
2155 DRM_MODE_SCALE_FULLSCREEN);
2156 subpixel_order = SubPixelHorizontalRGB;
2157 connector->interlace_allowed = false;
2158 connector->doublescan_allowed = false;
2162 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2164 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2166 connector->polled = DRM_CONNECTOR_POLL_HPD;
2167 connector->display_info.subpixel_order = subpixel_order;
2168 drm_sysfs_connector_add(connector);