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/drm_dp_mst_helper.h>
31 #include <drm/radeon_drm.h>
33 #include "radeon_audio.h"
36 #include <linux/pm_runtime.h>
38 static int radeon_dp_handle_hpd(struct drm_connector *connector)
40 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
43 ret = radeon_dp_mst_check_status(radeon_connector);
48 void radeon_connector_hotplug(struct drm_connector *connector)
50 struct drm_device *dev = connector->dev;
51 struct radeon_device *rdev = dev->dev_private;
52 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
54 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
55 struct radeon_connector_atom_dig *dig_connector =
56 radeon_connector->con_priv;
58 if (radeon_connector->is_mst_connector)
60 if (dig_connector->is_mst) {
61 radeon_dp_handle_hpd(connector);
65 /* bail if the connector does not have hpd pin, e.g.,
68 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
71 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
73 /* if the connector is already off, don't turn it back on */
74 /* FIXME: This access isn't protected by any locks. */
75 if (connector->dpms != DRM_MODE_DPMS_ON)
78 /* just deal with DP (not eDP) here. */
79 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
80 struct radeon_connector_atom_dig *dig_connector =
81 radeon_connector->con_priv;
83 /* if existing sink type was not DP no need to retrain */
84 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
87 /* first get sink type as it may be reset after (un)plug */
88 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
89 /* don't do anything if sink is not display port, i.e.,
90 * passive dp->(dvi|hdmi) adaptor
92 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
93 int saved_dpms = connector->dpms;
94 /* Only turn off the display if it's physically disconnected */
95 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
96 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
97 } else if (radeon_dp_needs_link_train(radeon_connector)) {
98 /* set it to OFF so that drm_helper_connector_dpms()
99 * won't return immediately since the current state
100 * is ON at this point.
102 connector->dpms = DRM_MODE_DPMS_OFF;
103 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
105 connector->dpms = saved_dpms;
110 static void radeon_property_change_mode(struct drm_encoder *encoder)
112 struct drm_crtc *crtc = encoder->crtc;
114 if (crtc && crtc->enabled) {
115 drm_crtc_helper_set_mode(crtc, &crtc->mode,
116 crtc->x, crtc->y, crtc->primary->fb);
120 int radeon_get_monitor_bpc(struct drm_connector *connector)
122 struct drm_device *dev = connector->dev;
123 struct radeon_device *rdev = dev->dev_private;
124 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
125 struct radeon_connector_atom_dig *dig_connector;
127 int mode_clock, max_tmds_clock;
129 switch (connector->connector_type) {
130 case DRM_MODE_CONNECTOR_DVII:
131 case DRM_MODE_CONNECTOR_HDMIB:
132 if (radeon_connector->use_digital) {
133 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
134 if (connector->display_info.bpc)
135 bpc = connector->display_info.bpc;
139 case DRM_MODE_CONNECTOR_DVID:
140 case DRM_MODE_CONNECTOR_HDMIA:
141 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
142 if (connector->display_info.bpc)
143 bpc = connector->display_info.bpc;
146 case DRM_MODE_CONNECTOR_DisplayPort:
147 dig_connector = radeon_connector->con_priv;
148 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
149 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
150 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
151 if (connector->display_info.bpc)
152 bpc = connector->display_info.bpc;
155 case DRM_MODE_CONNECTOR_eDP:
156 case DRM_MODE_CONNECTOR_LVDS:
157 if (connector->display_info.bpc)
158 bpc = connector->display_info.bpc;
159 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
160 const struct drm_connector_helper_funcs *connector_funcs =
161 connector->helper_private;
162 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
163 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
164 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
166 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
168 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
174 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
175 /* hdmi deep color only implemented on DCE4+ */
176 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
177 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
178 connector->name, bpc);
183 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
184 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
185 * 12 bpc is always supported on hdmi deep color sinks, as this is
186 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
189 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
190 connector->name, bpc);
194 /* Any defined maximum tmds clock limit we must not exceed? */
195 if (connector->max_tmds_clock > 0) {
196 /* mode_clock is clock in kHz for mode to be modeset on this connector */
197 mode_clock = radeon_connector->pixelclock_for_modeset;
199 /* Maximum allowable input clock in kHz */
200 max_tmds_clock = connector->max_tmds_clock * 1000;
202 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
203 connector->name, mode_clock, max_tmds_clock);
205 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
206 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
207 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
208 (mode_clock * 5/4 <= max_tmds_clock))
213 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
214 connector->name, bpc);
217 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
219 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
220 connector->name, bpc);
224 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
225 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
231 if ((radeon_deep_color == 0) && (bpc > 8)) {
232 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
237 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
238 connector->name, connector->display_info.bpc, bpc);
244 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
246 struct drm_device *dev = connector->dev;
247 struct radeon_device *rdev = dev->dev_private;
248 struct drm_encoder *best_encoder = NULL;
249 struct drm_encoder *encoder = NULL;
250 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
254 best_encoder = connector_funcs->best_encoder(connector);
256 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
257 if (connector->encoder_ids[i] == 0)
260 encoder = drm_encoder_find(connector->dev,
261 connector->encoder_ids[i]);
265 if ((encoder == best_encoder) && (status == connector_status_connected))
270 if (rdev->is_atom_bios)
271 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
273 radeon_combios_connected_scratch_regs(connector, encoder, connected);
278 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
280 struct drm_encoder *encoder;
283 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
284 if (connector->encoder_ids[i] == 0)
287 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
291 if (encoder->encoder_type == encoder_type)
297 struct edid *radeon_connector_edid(struct drm_connector *connector)
299 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
300 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
302 if (radeon_connector->edid) {
303 return radeon_connector->edid;
304 } else if (edid_blob) {
305 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
307 radeon_connector->edid = edid;
309 return radeon_connector->edid;
312 static void radeon_connector_get_edid(struct drm_connector *connector)
314 struct drm_device *dev = connector->dev;
315 struct radeon_device *rdev = dev->dev_private;
316 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
318 if (radeon_connector->edid)
321 /* on hw with routers, select right port */
322 if (radeon_connector->router.ddc_valid)
323 radeon_router_select_ddc_port(radeon_connector);
325 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
326 ENCODER_OBJECT_ID_NONE) &&
327 radeon_connector->ddc_bus->has_aux) {
328 radeon_connector->edid = drm_get_edid(connector,
329 &radeon_connector->ddc_bus->aux.ddc);
330 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
331 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
332 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
334 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
335 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
336 radeon_connector->ddc_bus->has_aux)
337 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
338 &radeon_connector->ddc_bus->aux.ddc);
339 else if (radeon_connector->ddc_bus)
340 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
341 &radeon_connector->ddc_bus->adapter);
342 } else if (radeon_connector->ddc_bus) {
343 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
344 &radeon_connector->ddc_bus->adapter);
347 if (!radeon_connector->edid) {
348 /* don't fetch the edid from the vbios if ddc fails and runpm is
349 * enabled so we report disconnected.
351 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
354 if (rdev->is_atom_bios) {
355 /* some laptops provide a hardcoded edid in rom for LCDs */
356 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
357 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
358 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
360 /* some servers provide a hardcoded edid in rom for KVMs */
361 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
366 static void radeon_connector_free_edid(struct drm_connector *connector)
368 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
370 if (radeon_connector->edid) {
371 kfree(radeon_connector->edid);
372 radeon_connector->edid = NULL;
376 static int radeon_ddc_get_modes(struct drm_connector *connector)
378 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
381 if (radeon_connector->edid) {
382 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
383 ret = drm_add_edid_modes(connector, radeon_connector->edid);
384 drm_edid_to_eld(connector, radeon_connector->edid);
387 drm_mode_connector_update_edid_property(connector, NULL);
391 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
393 int enc_id = connector->encoder_ids[0];
394 /* pick the encoder ids */
396 return drm_encoder_find(connector->dev, enc_id);
400 static void radeon_get_native_mode(struct drm_connector *connector)
402 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
403 struct radeon_encoder *radeon_encoder;
408 radeon_encoder = to_radeon_encoder(encoder);
410 if (!list_empty(&connector->probed_modes)) {
411 struct drm_display_mode *preferred_mode =
412 list_first_entry(&connector->probed_modes,
413 struct drm_display_mode, head);
415 radeon_encoder->native_mode = *preferred_mode;
417 radeon_encoder->native_mode.clock = 0;
422 * radeon_connector_analog_encoder_conflict_solve
423 * - search for other connectors sharing this encoder
424 * if priority is true, then set them disconnected if this is connected
425 * if priority is false, set us disconnected if they are connected
427 static enum drm_connector_status
428 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
429 struct drm_encoder *encoder,
430 enum drm_connector_status current_status,
433 struct drm_device *dev = connector->dev;
434 struct drm_connector *conflict;
435 struct radeon_connector *radeon_conflict;
438 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
439 if (conflict == connector)
442 radeon_conflict = to_radeon_connector(conflict);
443 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
444 if (conflict->encoder_ids[i] == 0)
447 /* if the IDs match */
448 if (conflict->encoder_ids[i] == encoder->base.id) {
449 if (conflict->status != connector_status_connected)
452 if (radeon_conflict->use_digital)
455 if (priority == true) {
456 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
458 DRM_DEBUG_KMS("in favor of %s\n",
460 conflict->status = connector_status_disconnected;
461 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
463 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
465 DRM_DEBUG_KMS("in favor of %s\n",
467 current_status = connector_status_disconnected;
473 return current_status;
477 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
479 struct drm_device *dev = encoder->dev;
480 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
481 struct drm_display_mode *mode = NULL;
482 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
484 if (native_mode->hdisplay != 0 &&
485 native_mode->vdisplay != 0 &&
486 native_mode->clock != 0) {
487 mode = drm_mode_duplicate(dev, native_mode);
488 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
489 drm_mode_set_name(mode);
491 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
492 } else if (native_mode->hdisplay != 0 &&
493 native_mode->vdisplay != 0) {
494 /* mac laptops without an edid */
495 /* Note that this is not necessarily the exact panel mode,
496 * but an approximation based on the cvt formula. For these
497 * systems we should ideally read the mode info out of the
498 * registers or add a mode table, but this works and is much
501 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
502 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
503 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
508 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
510 struct drm_device *dev = encoder->dev;
511 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
512 struct drm_display_mode *mode = NULL;
513 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
518 } common_modes[17] = {
538 for (i = 0; i < 17; i++) {
539 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
540 if (common_modes[i].w > 1024 ||
541 common_modes[i].h > 768)
544 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
545 if (common_modes[i].w > native_mode->hdisplay ||
546 common_modes[i].h > native_mode->vdisplay ||
547 (common_modes[i].w == native_mode->hdisplay &&
548 common_modes[i].h == native_mode->vdisplay))
551 if (common_modes[i].w < 320 || common_modes[i].h < 200)
554 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
555 drm_mode_probed_add(connector, mode);
559 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
562 struct drm_device *dev = connector->dev;
563 struct radeon_device *rdev = dev->dev_private;
564 struct drm_encoder *encoder;
565 struct radeon_encoder *radeon_encoder;
567 if (property == rdev->mode_info.coherent_mode_property) {
568 struct radeon_encoder_atom_dig *dig;
569 bool new_coherent_mode;
571 /* need to find digital encoder on connector */
572 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
576 radeon_encoder = to_radeon_encoder(encoder);
578 if (!radeon_encoder->enc_priv)
581 dig = radeon_encoder->enc_priv;
582 new_coherent_mode = val ? true : false;
583 if (dig->coherent_mode != new_coherent_mode) {
584 dig->coherent_mode = new_coherent_mode;
585 radeon_property_change_mode(&radeon_encoder->base);
589 if (property == rdev->mode_info.audio_property) {
590 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
591 /* need to find digital encoder on connector */
592 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
596 radeon_encoder = to_radeon_encoder(encoder);
598 if (radeon_connector->audio != val) {
599 radeon_connector->audio = val;
600 radeon_property_change_mode(&radeon_encoder->base);
604 if (property == rdev->mode_info.dither_property) {
605 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
606 /* need to find digital encoder on connector */
607 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
611 radeon_encoder = to_radeon_encoder(encoder);
613 if (radeon_connector->dither != val) {
614 radeon_connector->dither = val;
615 radeon_property_change_mode(&radeon_encoder->base);
619 if (property == rdev->mode_info.underscan_property) {
620 /* need to find digital encoder on connector */
621 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
625 radeon_encoder = to_radeon_encoder(encoder);
627 if (radeon_encoder->underscan_type != val) {
628 radeon_encoder->underscan_type = val;
629 radeon_property_change_mode(&radeon_encoder->base);
633 if (property == rdev->mode_info.underscan_hborder_property) {
634 /* need to find digital encoder on connector */
635 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
639 radeon_encoder = to_radeon_encoder(encoder);
641 if (radeon_encoder->underscan_hborder != val) {
642 radeon_encoder->underscan_hborder = val;
643 radeon_property_change_mode(&radeon_encoder->base);
647 if (property == rdev->mode_info.underscan_vborder_property) {
648 /* need to find digital encoder on connector */
649 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
653 radeon_encoder = to_radeon_encoder(encoder);
655 if (radeon_encoder->underscan_vborder != val) {
656 radeon_encoder->underscan_vborder = val;
657 radeon_property_change_mode(&radeon_encoder->base);
661 if (property == rdev->mode_info.tv_std_property) {
662 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
664 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
670 radeon_encoder = to_radeon_encoder(encoder);
671 if (!radeon_encoder->enc_priv)
673 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
674 struct radeon_encoder_atom_dac *dac_int;
675 dac_int = radeon_encoder->enc_priv;
676 dac_int->tv_std = val;
678 struct radeon_encoder_tv_dac *dac_int;
679 dac_int = radeon_encoder->enc_priv;
680 dac_int->tv_std = val;
682 radeon_property_change_mode(&radeon_encoder->base);
685 if (property == rdev->mode_info.load_detect_property) {
686 struct radeon_connector *radeon_connector =
687 to_radeon_connector(connector);
690 radeon_connector->dac_load_detect = false;
692 radeon_connector->dac_load_detect = true;
695 if (property == rdev->mode_info.tmds_pll_property) {
696 struct radeon_encoder_int_tmds *tmds = NULL;
698 /* need to find digital encoder on connector */
699 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
703 radeon_encoder = to_radeon_encoder(encoder);
705 tmds = radeon_encoder->enc_priv;
710 if (rdev->is_atom_bios)
711 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
713 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
715 if (val == 1 || ret == false) {
716 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
718 radeon_property_change_mode(&radeon_encoder->base);
721 if (property == dev->mode_config.scaling_mode_property) {
722 enum radeon_rmx_type rmx_type;
724 if (connector->encoder)
725 radeon_encoder = to_radeon_encoder(connector->encoder);
727 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
728 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
733 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
734 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
735 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
736 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
738 if (radeon_encoder->rmx_type == rmx_type)
741 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
742 (radeon_encoder->native_mode.clock == 0))
745 radeon_encoder->rmx_type = rmx_type;
747 radeon_property_change_mode(&radeon_encoder->base);
750 if (property == rdev->mode_info.output_csc_property) {
751 if (connector->encoder)
752 radeon_encoder = to_radeon_encoder(connector->encoder);
754 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
755 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
758 if (radeon_encoder->output_csc == val)
761 radeon_encoder->output_csc = val;
763 if (connector->encoder->crtc) {
764 struct drm_crtc *crtc = connector->encoder->crtc;
765 const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
766 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
768 radeon_crtc->output_csc = radeon_encoder->output_csc;
770 (*crtc_funcs->load_lut)(crtc);
777 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
778 struct drm_connector *connector)
780 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
781 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
782 struct drm_display_mode *t, *mode;
784 /* If the EDID preferred mode doesn't match the native mode, use it */
785 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
786 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
787 if (mode->hdisplay != native_mode->hdisplay ||
788 mode->vdisplay != native_mode->vdisplay)
789 memcpy(native_mode, mode, sizeof(*mode));
793 /* Try to get native mode details from EDID if necessary */
794 if (!native_mode->clock) {
795 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
796 if (mode->hdisplay == native_mode->hdisplay &&
797 mode->vdisplay == native_mode->vdisplay) {
798 *native_mode = *mode;
799 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
800 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
806 if (!native_mode->clock) {
807 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
808 radeon_encoder->rmx_type = RMX_OFF;
812 static int radeon_lvds_get_modes(struct drm_connector *connector)
814 struct drm_encoder *encoder;
816 struct drm_display_mode *mode;
818 radeon_connector_get_edid(connector);
819 ret = radeon_ddc_get_modes(connector);
821 encoder = radeon_best_single_encoder(connector);
823 radeon_fixup_lvds_native_mode(encoder, connector);
824 /* add scaled modes */
825 radeon_add_common_modes(encoder, connector);
830 encoder = radeon_best_single_encoder(connector);
834 /* we have no EDID modes */
835 mode = radeon_fp_native_mode(encoder);
838 drm_mode_probed_add(connector, mode);
839 /* add the width/height from vbios tables if available */
840 connector->display_info.width_mm = mode->width_mm;
841 connector->display_info.height_mm = mode->height_mm;
842 /* add scaled modes */
843 radeon_add_common_modes(encoder, connector);
849 static int radeon_lvds_mode_valid(struct drm_connector *connector,
850 struct drm_display_mode *mode)
852 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
854 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
858 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
859 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
861 /* AVIVO hardware supports downscaling modes larger than the panel
862 * to the panel size, but I'm not sure this is desirable.
864 if ((mode->hdisplay > native_mode->hdisplay) ||
865 (mode->vdisplay > native_mode->vdisplay))
868 /* if scaling is disabled, block non-native modes */
869 if (radeon_encoder->rmx_type == RMX_OFF) {
870 if ((mode->hdisplay != native_mode->hdisplay) ||
871 (mode->vdisplay != native_mode->vdisplay))
879 static enum drm_connector_status
880 radeon_lvds_detect(struct drm_connector *connector, bool force)
882 struct drm_device *dev = connector->dev;
883 struct radeon_device *rdev = dev->dev_private;
884 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
885 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
886 enum drm_connector_status ret = connector_status_disconnected;
889 r = pm_runtime_get_sync(connector->dev->dev);
891 return connector_status_disconnected;
894 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
895 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
897 /* check if panel is valid */
898 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
899 ret = connector_status_connected;
900 /* don't fetch the edid from the vbios if ddc fails and runpm is
901 * enabled so we report disconnected.
903 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
904 ret = connector_status_disconnected;
907 /* check for edid as well */
908 radeon_connector_get_edid(connector);
909 if (radeon_connector->edid)
910 ret = connector_status_connected;
911 /* check acpi lid status ??? */
913 radeon_connector_update_scratch_regs(connector, ret);
914 pm_runtime_mark_last_busy(connector->dev->dev);
915 pm_runtime_put_autosuspend(connector->dev->dev);
919 static void radeon_connector_destroy(struct drm_connector *connector)
921 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
923 radeon_connector_free_edid(connector);
924 kfree(radeon_connector->con_priv);
925 drm_connector_unregister(connector);
926 drm_connector_cleanup(connector);
930 static int radeon_lvds_set_property(struct drm_connector *connector,
931 struct drm_property *property,
934 struct drm_device *dev = connector->dev;
935 struct radeon_encoder *radeon_encoder;
936 enum radeon_rmx_type rmx_type;
939 if (property != dev->mode_config.scaling_mode_property)
942 if (connector->encoder)
943 radeon_encoder = to_radeon_encoder(connector->encoder);
945 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
946 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
950 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
951 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
952 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
954 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
956 if (radeon_encoder->rmx_type == rmx_type)
959 radeon_encoder->rmx_type = rmx_type;
961 radeon_property_change_mode(&radeon_encoder->base);
966 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
967 .get_modes = radeon_lvds_get_modes,
968 .mode_valid = radeon_lvds_mode_valid,
969 .best_encoder = radeon_best_single_encoder,
972 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
973 .dpms = drm_helper_connector_dpms,
974 .detect = radeon_lvds_detect,
975 .fill_modes = drm_helper_probe_single_connector_modes,
976 .destroy = radeon_connector_destroy,
977 .set_property = radeon_lvds_set_property,
980 static int radeon_vga_get_modes(struct drm_connector *connector)
984 radeon_connector_get_edid(connector);
985 ret = radeon_ddc_get_modes(connector);
987 radeon_get_native_mode(connector);
992 static int radeon_vga_mode_valid(struct drm_connector *connector,
993 struct drm_display_mode *mode)
995 struct drm_device *dev = connector->dev;
996 struct radeon_device *rdev = dev->dev_private;
998 /* XXX check mode bandwidth */
1000 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1001 return MODE_CLOCK_HIGH;
1006 static enum drm_connector_status
1007 radeon_vga_detect(struct drm_connector *connector, bool force)
1009 struct drm_device *dev = connector->dev;
1010 struct radeon_device *rdev = dev->dev_private;
1011 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1012 struct drm_encoder *encoder;
1013 const struct drm_encoder_helper_funcs *encoder_funcs;
1015 enum drm_connector_status ret = connector_status_disconnected;
1018 r = pm_runtime_get_sync(connector->dev->dev);
1020 return connector_status_disconnected;
1022 encoder = radeon_best_single_encoder(connector);
1024 ret = connector_status_disconnected;
1026 if (radeon_connector->ddc_bus)
1027 dret = radeon_ddc_probe(radeon_connector, false);
1029 radeon_connector->detected_by_load = false;
1030 radeon_connector_free_edid(connector);
1031 radeon_connector_get_edid(connector);
1033 if (!radeon_connector->edid) {
1034 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1036 ret = connector_status_connected;
1038 radeon_connector->use_digital =
1039 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1041 /* some oems have boards with separate digital and analog connectors
1042 * with a shared ddc line (often vga + hdmi)
1044 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1045 radeon_connector_free_edid(connector);
1046 ret = connector_status_disconnected;
1048 ret = connector_status_connected;
1053 /* if we aren't forcing don't do destructive polling */
1055 /* only return the previous status if we last
1056 * detected a monitor via load.
1058 if (radeon_connector->detected_by_load)
1059 ret = connector->status;
1063 if (radeon_connector->dac_load_detect && encoder) {
1064 encoder_funcs = encoder->helper_private;
1065 ret = encoder_funcs->detect(encoder, connector);
1066 if (ret != connector_status_disconnected)
1067 radeon_connector->detected_by_load = true;
1071 if (ret == connector_status_connected)
1072 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1074 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1075 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1076 * by other means, assume the CRT is connected and use that EDID.
1078 if ((!rdev->is_atom_bios) &&
1079 (ret == connector_status_disconnected) &&
1080 rdev->mode_info.bios_hardcoded_edid_size) {
1081 ret = connector_status_connected;
1084 radeon_connector_update_scratch_regs(connector, ret);
1087 pm_runtime_mark_last_busy(connector->dev->dev);
1088 pm_runtime_put_autosuspend(connector->dev->dev);
1093 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1094 .get_modes = radeon_vga_get_modes,
1095 .mode_valid = radeon_vga_mode_valid,
1096 .best_encoder = radeon_best_single_encoder,
1099 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1100 .dpms = drm_helper_connector_dpms,
1101 .detect = radeon_vga_detect,
1102 .fill_modes = drm_helper_probe_single_connector_modes,
1103 .destroy = radeon_connector_destroy,
1104 .set_property = radeon_connector_set_property,
1107 static int radeon_tv_get_modes(struct drm_connector *connector)
1109 struct drm_device *dev = connector->dev;
1110 struct radeon_device *rdev = dev->dev_private;
1111 struct drm_display_mode *tv_mode;
1112 struct drm_encoder *encoder;
1114 encoder = radeon_best_single_encoder(connector);
1118 /* avivo chips can scale any mode */
1119 if (rdev->family >= CHIP_RS600)
1120 /* add scaled modes */
1121 radeon_add_common_modes(encoder, connector);
1123 /* only 800x600 is supported right now on pre-avivo chips */
1124 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1125 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1126 drm_mode_probed_add(connector, tv_mode);
1131 static int radeon_tv_mode_valid(struct drm_connector *connector,
1132 struct drm_display_mode *mode)
1134 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1135 return MODE_CLOCK_RANGE;
1139 static enum drm_connector_status
1140 radeon_tv_detect(struct drm_connector *connector, bool force)
1142 struct drm_encoder *encoder;
1143 const struct drm_encoder_helper_funcs *encoder_funcs;
1144 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1145 enum drm_connector_status ret = connector_status_disconnected;
1148 if (!radeon_connector->dac_load_detect)
1151 r = pm_runtime_get_sync(connector->dev->dev);
1153 return connector_status_disconnected;
1155 encoder = radeon_best_single_encoder(connector);
1157 ret = connector_status_disconnected;
1159 encoder_funcs = encoder->helper_private;
1160 ret = encoder_funcs->detect(encoder, connector);
1162 if (ret == connector_status_connected)
1163 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1164 radeon_connector_update_scratch_regs(connector, ret);
1165 pm_runtime_mark_last_busy(connector->dev->dev);
1166 pm_runtime_put_autosuspend(connector->dev->dev);
1170 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1171 .get_modes = radeon_tv_get_modes,
1172 .mode_valid = radeon_tv_mode_valid,
1173 .best_encoder = radeon_best_single_encoder,
1176 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1177 .dpms = drm_helper_connector_dpms,
1178 .detect = radeon_tv_detect,
1179 .fill_modes = drm_helper_probe_single_connector_modes,
1180 .destroy = radeon_connector_destroy,
1181 .set_property = radeon_connector_set_property,
1184 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1186 struct drm_device *dev = connector->dev;
1187 struct radeon_device *rdev = dev->dev_private;
1188 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1189 enum drm_connector_status status;
1191 /* We only trust HPD on R600 and newer ASICS. */
1192 if (rdev->family >= CHIP_R600
1193 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1194 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1195 status = connector_status_connected;
1197 status = connector_status_disconnected;
1198 if (connector->status == status)
1206 * DVI is complicated
1207 * Do a DDC probe, if DDC probe passes, get the full EDID so
1208 * we can do analog/digital monitor detection at this point.
1209 * If the monitor is an analog monitor or we got no DDC,
1210 * we need to find the DAC encoder object for this connector.
1211 * If we got no DDC, we do load detection on the DAC encoder object.
1212 * If we got analog DDC or load detection passes on the DAC encoder
1213 * we have to check if this analog encoder is shared with anyone else (TV)
1214 * if its shared we have to set the other connector to disconnected.
1216 static enum drm_connector_status
1217 radeon_dvi_detect(struct drm_connector *connector, bool force)
1219 struct drm_device *dev = connector->dev;
1220 struct radeon_device *rdev = dev->dev_private;
1221 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1222 struct drm_encoder *encoder = NULL;
1223 const struct drm_encoder_helper_funcs *encoder_funcs;
1225 enum drm_connector_status ret = connector_status_disconnected;
1226 bool dret = false, broken_edid = false;
1228 r = pm_runtime_get_sync(connector->dev->dev);
1230 return connector_status_disconnected;
1232 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1233 ret = connector->status;
1237 if (radeon_connector->ddc_bus)
1238 dret = radeon_ddc_probe(radeon_connector, false);
1240 radeon_connector->detected_by_load = false;
1241 radeon_connector_free_edid(connector);
1242 radeon_connector_get_edid(connector);
1244 if (!radeon_connector->edid) {
1245 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1247 /* rs690 seems to have a problem with connectors not existing and always
1248 * return a block of 0's. If we see this just stop polling on this output */
1249 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1250 radeon_connector->base.null_edid_counter) {
1251 ret = connector_status_disconnected;
1252 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1254 radeon_connector->ddc_bus = NULL;
1256 ret = connector_status_connected;
1257 broken_edid = true; /* defer use_digital to later */
1260 radeon_connector->use_digital =
1261 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1263 /* some oems have boards with separate digital and analog connectors
1264 * with a shared ddc line (often vga + hdmi)
1266 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1267 radeon_connector_free_edid(connector);
1268 ret = connector_status_disconnected;
1270 ret = connector_status_connected;
1272 /* This gets complicated. We have boards with VGA + HDMI with a
1273 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1274 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1275 * you don't really know what's connected to which port as both are digital.
1277 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1278 struct drm_connector *list_connector;
1279 struct radeon_connector *list_radeon_connector;
1280 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1281 if (connector == list_connector)
1283 list_radeon_connector = to_radeon_connector(list_connector);
1284 if (list_radeon_connector->shared_ddc &&
1285 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1286 radeon_connector->ddc_bus->rec.i2c_id)) {
1287 /* cases where both connectors are digital */
1288 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1289 /* hpd is our only option in this case */
1290 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1291 radeon_connector_free_edid(connector);
1292 ret = connector_status_disconnected;
1301 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1304 /* DVI-D and HDMI-A are digital only */
1305 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1306 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1309 /* if we aren't forcing don't do destructive polling */
1311 /* only return the previous status if we last
1312 * detected a monitor via load.
1314 if (radeon_connector->detected_by_load)
1315 ret = connector->status;
1319 /* find analog encoder */
1320 if (radeon_connector->dac_load_detect) {
1321 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1322 if (connector->encoder_ids[i] == 0)
1325 encoder = drm_encoder_find(connector->dev,
1326 connector->encoder_ids[i]);
1330 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1331 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1334 encoder_funcs = encoder->helper_private;
1335 if (encoder_funcs->detect) {
1337 if (ret != connector_status_connected) {
1338 /* deal with analog monitors without DDC */
1339 ret = encoder_funcs->detect(encoder, connector);
1340 if (ret == connector_status_connected) {
1341 radeon_connector->use_digital = false;
1343 if (ret != connector_status_disconnected)
1344 radeon_connector->detected_by_load = true;
1347 enum drm_connector_status lret;
1348 /* assume digital unless load detected otherwise */
1349 radeon_connector->use_digital = true;
1350 lret = encoder_funcs->detect(encoder, connector);
1351 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1352 if (lret == connector_status_connected)
1353 radeon_connector->use_digital = false;
1360 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1362 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1365 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1366 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1367 * by other means, assume the DFP is connected and use that EDID. In most
1368 * cases the DVI port is actually a virtual KVM port connected to the service
1372 if ((!rdev->is_atom_bios) &&
1373 (ret == connector_status_disconnected) &&
1374 rdev->mode_info.bios_hardcoded_edid_size) {
1375 radeon_connector->use_digital = true;
1376 ret = connector_status_connected;
1379 /* updated in get modes as well since we need to know if it's analog or digital */
1380 radeon_connector_update_scratch_regs(connector, ret);
1382 if (radeon_audio != 0)
1383 radeon_audio_detect(connector, ret);
1386 pm_runtime_mark_last_busy(connector->dev->dev);
1387 pm_runtime_put_autosuspend(connector->dev->dev);
1392 /* okay need to be smart in here about which encoder to pick */
1393 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1395 int enc_id = connector->encoder_ids[0];
1396 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1397 struct drm_encoder *encoder;
1399 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1400 if (connector->encoder_ids[i] == 0)
1403 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1407 if (radeon_connector->use_digital == true) {
1408 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1411 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1412 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1417 /* see if we have a default encoder TODO */
1419 /* then check use digitial */
1420 /* pick the first one */
1422 return drm_encoder_find(connector->dev, enc_id);
1426 static void radeon_dvi_force(struct drm_connector *connector)
1428 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1429 if (connector->force == DRM_FORCE_ON)
1430 radeon_connector->use_digital = false;
1431 if (connector->force == DRM_FORCE_ON_DIGITAL)
1432 radeon_connector->use_digital = true;
1435 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1436 struct drm_display_mode *mode)
1438 struct drm_device *dev = connector->dev;
1439 struct radeon_device *rdev = dev->dev_private;
1440 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1442 /* XXX check mode bandwidth */
1444 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1445 if (radeon_connector->use_digital &&
1446 (rdev->family == CHIP_RV100) &&
1447 (mode->clock > 135000))
1448 return MODE_CLOCK_HIGH;
1450 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1451 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1452 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1453 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1455 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1456 /* HDMI 1.3+ supports max clock of 340 Mhz */
1457 if (mode->clock > 340000)
1458 return MODE_CLOCK_HIGH;
1462 return MODE_CLOCK_HIGH;
1466 /* check against the max pixel clock */
1467 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1468 return MODE_CLOCK_HIGH;
1473 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1474 .get_modes = radeon_vga_get_modes,
1475 .mode_valid = radeon_dvi_mode_valid,
1476 .best_encoder = radeon_dvi_encoder,
1479 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1480 .dpms = drm_helper_connector_dpms,
1481 .detect = radeon_dvi_detect,
1482 .fill_modes = drm_helper_probe_single_connector_modes,
1483 .set_property = radeon_connector_set_property,
1484 .destroy = radeon_connector_destroy,
1485 .force = radeon_dvi_force,
1488 static int radeon_dp_get_modes(struct drm_connector *connector)
1490 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1491 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1492 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1495 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1496 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1497 struct drm_display_mode *mode;
1499 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1500 if (!radeon_dig_connector->edp_on)
1501 atombios_set_edp_panel_power(connector,
1502 ATOM_TRANSMITTER_ACTION_POWER_ON);
1503 radeon_connector_get_edid(connector);
1504 ret = radeon_ddc_get_modes(connector);
1505 if (!radeon_dig_connector->edp_on)
1506 atombios_set_edp_panel_power(connector,
1507 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1509 /* need to setup ddc on the bridge */
1510 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1511 ENCODER_OBJECT_ID_NONE) {
1513 radeon_atom_ext_encoder_setup_ddc(encoder);
1515 radeon_connector_get_edid(connector);
1516 ret = radeon_ddc_get_modes(connector);
1521 radeon_fixup_lvds_native_mode(encoder, connector);
1522 /* add scaled modes */
1523 radeon_add_common_modes(encoder, connector);
1531 /* we have no EDID modes */
1532 mode = radeon_fp_native_mode(encoder);
1535 drm_mode_probed_add(connector, mode);
1536 /* add the width/height from vbios tables if available */
1537 connector->display_info.width_mm = mode->width_mm;
1538 connector->display_info.height_mm = mode->height_mm;
1539 /* add scaled modes */
1540 radeon_add_common_modes(encoder, connector);
1543 /* need to setup ddc on the bridge */
1544 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1545 ENCODER_OBJECT_ID_NONE) {
1547 radeon_atom_ext_encoder_setup_ddc(encoder);
1549 radeon_connector_get_edid(connector);
1550 ret = radeon_ddc_get_modes(connector);
1552 radeon_get_native_mode(connector);
1558 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1560 struct drm_encoder *encoder;
1561 struct radeon_encoder *radeon_encoder;
1564 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1565 if (connector->encoder_ids[i] == 0)
1568 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1572 radeon_encoder = to_radeon_encoder(encoder);
1574 switch (radeon_encoder->encoder_id) {
1575 case ENCODER_OBJECT_ID_TRAVIS:
1576 case ENCODER_OBJECT_ID_NUTMEG:
1577 return radeon_encoder->encoder_id;
1583 return ENCODER_OBJECT_ID_NONE;
1586 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1588 struct drm_encoder *encoder;
1589 struct radeon_encoder *radeon_encoder;
1593 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1594 if (connector->encoder_ids[i] == 0)
1597 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1601 radeon_encoder = to_radeon_encoder(encoder);
1602 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1609 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1611 struct drm_device *dev = connector->dev;
1612 struct radeon_device *rdev = dev->dev_private;
1614 if (ASIC_IS_DCE5(rdev) &&
1615 (rdev->clock.default_dispclk >= 53900) &&
1616 radeon_connector_encoder_is_hbr2(connector)) {
1623 static enum drm_connector_status
1624 radeon_dp_detect(struct drm_connector *connector, bool force)
1626 struct drm_device *dev = connector->dev;
1627 struct radeon_device *rdev = dev->dev_private;
1628 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1629 enum drm_connector_status ret = connector_status_disconnected;
1630 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1631 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1634 if (radeon_dig_connector->is_mst)
1635 return connector_status_disconnected;
1637 r = pm_runtime_get_sync(connector->dev->dev);
1639 return connector_status_disconnected;
1641 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1642 ret = connector->status;
1646 radeon_connector_free_edid(connector);
1648 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1649 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1651 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1652 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1654 /* check if panel is valid */
1655 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1656 ret = connector_status_connected;
1657 /* don't fetch the edid from the vbios if ddc fails and runpm is
1658 * enabled so we report disconnected.
1660 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1661 ret = connector_status_disconnected;
1663 /* eDP is always DP */
1664 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1665 if (!radeon_dig_connector->edp_on)
1666 atombios_set_edp_panel_power(connector,
1667 ATOM_TRANSMITTER_ACTION_POWER_ON);
1668 if (radeon_dp_getdpcd(radeon_connector))
1669 ret = connector_status_connected;
1670 if (!radeon_dig_connector->edp_on)
1671 atombios_set_edp_panel_power(connector,
1672 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1673 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1674 ENCODER_OBJECT_ID_NONE) {
1675 /* DP bridges are always DP */
1676 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1677 /* get the DPCD from the bridge */
1678 radeon_dp_getdpcd(radeon_connector);
1681 /* setup ddc on the bridge */
1682 radeon_atom_ext_encoder_setup_ddc(encoder);
1683 /* bridge chips are always aux */
1684 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1685 ret = connector_status_connected;
1686 else if (radeon_connector->dac_load_detect) { /* try load detection */
1687 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1688 ret = encoder_funcs->detect(encoder, connector);
1692 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1693 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1694 ret = connector_status_connected;
1695 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1696 radeon_dp_getdpcd(radeon_connector);
1697 r = radeon_dp_mst_probe(radeon_connector);
1699 ret = connector_status_disconnected;
1702 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1703 if (radeon_dp_getdpcd(radeon_connector)) {
1704 r = radeon_dp_mst_probe(radeon_connector);
1706 ret = connector_status_disconnected;
1708 ret = connector_status_connected;
1711 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1712 if (radeon_ddc_probe(radeon_connector, false))
1713 ret = connector_status_connected;
1718 radeon_connector_update_scratch_regs(connector, ret);
1720 if (radeon_audio != 0)
1721 radeon_audio_detect(connector, ret);
1724 pm_runtime_mark_last_busy(connector->dev->dev);
1725 pm_runtime_put_autosuspend(connector->dev->dev);
1730 static int radeon_dp_mode_valid(struct drm_connector *connector,
1731 struct drm_display_mode *mode)
1733 struct drm_device *dev = connector->dev;
1734 struct radeon_device *rdev = dev->dev_private;
1735 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1736 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1738 /* XXX check mode bandwidth */
1740 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1741 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1742 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1744 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1748 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1749 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1751 /* AVIVO hardware supports downscaling modes larger than the panel
1752 * to the panel size, but I'm not sure this is desirable.
1754 if ((mode->hdisplay > native_mode->hdisplay) ||
1755 (mode->vdisplay > native_mode->vdisplay))
1758 /* if scaling is disabled, block non-native modes */
1759 if (radeon_encoder->rmx_type == RMX_OFF) {
1760 if ((mode->hdisplay != native_mode->hdisplay) ||
1761 (mode->vdisplay != native_mode->vdisplay))
1766 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1767 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1768 return radeon_dp_mode_valid_helper(connector, mode);
1770 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1771 /* HDMI 1.3+ supports max clock of 340 Mhz */
1772 if (mode->clock > 340000)
1773 return MODE_CLOCK_HIGH;
1775 if (mode->clock > 165000)
1776 return MODE_CLOCK_HIGH;
1784 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1785 .get_modes = radeon_dp_get_modes,
1786 .mode_valid = radeon_dp_mode_valid,
1787 .best_encoder = radeon_dvi_encoder,
1790 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1791 .dpms = drm_helper_connector_dpms,
1792 .detect = radeon_dp_detect,
1793 .fill_modes = drm_helper_probe_single_connector_modes,
1794 .set_property = radeon_connector_set_property,
1795 .destroy = radeon_connector_destroy,
1796 .force = radeon_dvi_force,
1799 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1800 .dpms = drm_helper_connector_dpms,
1801 .detect = radeon_dp_detect,
1802 .fill_modes = drm_helper_probe_single_connector_modes,
1803 .set_property = radeon_lvds_set_property,
1804 .destroy = radeon_connector_destroy,
1805 .force = radeon_dvi_force,
1808 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1809 .dpms = drm_helper_connector_dpms,
1810 .detect = radeon_dp_detect,
1811 .fill_modes = drm_helper_probe_single_connector_modes,
1812 .set_property = radeon_lvds_set_property,
1813 .destroy = radeon_connector_destroy,
1814 .force = radeon_dvi_force,
1818 radeon_add_atom_connector(struct drm_device *dev,
1819 uint32_t connector_id,
1820 uint32_t supported_device,
1822 struct radeon_i2c_bus_rec *i2c_bus,
1823 uint32_t igp_lane_info,
1824 uint16_t connector_object_id,
1825 struct radeon_hpd *hpd,
1826 struct radeon_router *router)
1828 struct radeon_device *rdev = dev->dev_private;
1829 struct drm_connector *connector;
1830 struct radeon_connector *radeon_connector;
1831 struct radeon_connector_atom_dig *radeon_dig_connector;
1832 struct drm_encoder *encoder;
1833 struct radeon_encoder *radeon_encoder;
1834 uint32_t subpixel_order = SubPixelNone;
1835 bool shared_ddc = false;
1836 bool is_dp_bridge = false;
1837 bool has_aux = false;
1839 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1842 /* if the user selected tv=0 don't try and add the connector */
1843 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1844 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1845 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1849 /* see if we already added it */
1850 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1851 radeon_connector = to_radeon_connector(connector);
1852 if (radeon_connector->connector_id == connector_id) {
1853 radeon_connector->devices |= supported_device;
1856 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1857 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1858 radeon_connector->shared_ddc = true;
1861 if (radeon_connector->router_bus && router->ddc_valid &&
1862 (radeon_connector->router.router_id == router->router_id)) {
1863 radeon_connector->shared_ddc = false;
1869 /* check if it's a dp bridge */
1870 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1871 radeon_encoder = to_radeon_encoder(encoder);
1872 if (radeon_encoder->devices & supported_device) {
1873 switch (radeon_encoder->encoder_id) {
1874 case ENCODER_OBJECT_ID_TRAVIS:
1875 case ENCODER_OBJECT_ID_NUTMEG:
1876 is_dp_bridge = true;
1884 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1885 if (!radeon_connector)
1888 connector = &radeon_connector->base;
1890 radeon_connector->connector_id = connector_id;
1891 radeon_connector->devices = supported_device;
1892 radeon_connector->shared_ddc = shared_ddc;
1893 radeon_connector->connector_object_id = connector_object_id;
1894 radeon_connector->hpd = *hpd;
1896 radeon_connector->router = *router;
1897 if (router->ddc_valid || router->cd_valid) {
1898 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1899 if (!radeon_connector->router_bus)
1900 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1904 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1905 if (!radeon_dig_connector)
1907 radeon_dig_connector->igp_lane_info = igp_lane_info;
1908 radeon_connector->con_priv = radeon_dig_connector;
1909 if (i2c_bus->valid) {
1910 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1911 if (radeon_connector->ddc_bus)
1914 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1916 switch (connector_type) {
1917 case DRM_MODE_CONNECTOR_VGA:
1918 case DRM_MODE_CONNECTOR_DVIA:
1920 drm_connector_init(dev, &radeon_connector->base,
1921 &radeon_dp_connector_funcs, connector_type);
1922 drm_connector_helper_add(&radeon_connector->base,
1923 &radeon_dp_connector_helper_funcs);
1924 connector->interlace_allowed = true;
1925 connector->doublescan_allowed = true;
1926 radeon_connector->dac_load_detect = true;
1927 drm_object_attach_property(&radeon_connector->base.base,
1928 rdev->mode_info.load_detect_property,
1930 drm_object_attach_property(&radeon_connector->base.base,
1931 dev->mode_config.scaling_mode_property,
1932 DRM_MODE_SCALE_NONE);
1933 if (ASIC_IS_DCE5(rdev))
1934 drm_object_attach_property(&radeon_connector->base.base,
1935 rdev->mode_info.output_csc_property,
1936 RADEON_OUTPUT_CSC_BYPASS);
1938 case DRM_MODE_CONNECTOR_DVII:
1939 case DRM_MODE_CONNECTOR_DVID:
1940 case DRM_MODE_CONNECTOR_HDMIA:
1941 case DRM_MODE_CONNECTOR_HDMIB:
1942 case DRM_MODE_CONNECTOR_DisplayPort:
1943 drm_connector_init(dev, &radeon_connector->base,
1944 &radeon_dp_connector_funcs, connector_type);
1945 drm_connector_helper_add(&radeon_connector->base,
1946 &radeon_dp_connector_helper_funcs);
1947 drm_object_attach_property(&radeon_connector->base.base,
1948 rdev->mode_info.underscan_property,
1950 drm_object_attach_property(&radeon_connector->base.base,
1951 rdev->mode_info.underscan_hborder_property,
1953 drm_object_attach_property(&radeon_connector->base.base,
1954 rdev->mode_info.underscan_vborder_property,
1957 drm_object_attach_property(&radeon_connector->base.base,
1958 dev->mode_config.scaling_mode_property,
1959 DRM_MODE_SCALE_NONE);
1961 drm_object_attach_property(&radeon_connector->base.base,
1962 rdev->mode_info.dither_property,
1963 RADEON_FMT_DITHER_DISABLE);
1965 if (radeon_audio != 0)
1966 drm_object_attach_property(&radeon_connector->base.base,
1967 rdev->mode_info.audio_property,
1969 if (ASIC_IS_DCE5(rdev))
1970 drm_object_attach_property(&radeon_connector->base.base,
1971 rdev->mode_info.output_csc_property,
1972 RADEON_OUTPUT_CSC_BYPASS);
1974 subpixel_order = SubPixelHorizontalRGB;
1975 connector->interlace_allowed = true;
1976 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1977 connector->doublescan_allowed = true;
1979 connector->doublescan_allowed = false;
1980 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1981 radeon_connector->dac_load_detect = true;
1982 drm_object_attach_property(&radeon_connector->base.base,
1983 rdev->mode_info.load_detect_property,
1987 case DRM_MODE_CONNECTOR_LVDS:
1988 case DRM_MODE_CONNECTOR_eDP:
1989 drm_connector_init(dev, &radeon_connector->base,
1990 &radeon_lvds_bridge_connector_funcs, connector_type);
1991 drm_connector_helper_add(&radeon_connector->base,
1992 &radeon_dp_connector_helper_funcs);
1993 drm_object_attach_property(&radeon_connector->base.base,
1994 dev->mode_config.scaling_mode_property,
1995 DRM_MODE_SCALE_FULLSCREEN);
1996 subpixel_order = SubPixelHorizontalRGB;
1997 connector->interlace_allowed = false;
1998 connector->doublescan_allowed = false;
2002 switch (connector_type) {
2003 case DRM_MODE_CONNECTOR_VGA:
2004 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2005 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2006 if (i2c_bus->valid) {
2007 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2008 if (!radeon_connector->ddc_bus)
2009 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2011 radeon_connector->dac_load_detect = true;
2012 drm_object_attach_property(&radeon_connector->base.base,
2013 rdev->mode_info.load_detect_property,
2015 if (ASIC_IS_AVIVO(rdev))
2016 drm_object_attach_property(&radeon_connector->base.base,
2017 dev->mode_config.scaling_mode_property,
2018 DRM_MODE_SCALE_NONE);
2019 if (ASIC_IS_DCE5(rdev))
2020 drm_object_attach_property(&radeon_connector->base.base,
2021 rdev->mode_info.output_csc_property,
2022 RADEON_OUTPUT_CSC_BYPASS);
2023 /* no HPD on analog connectors */
2024 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2025 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2026 connector->interlace_allowed = true;
2027 connector->doublescan_allowed = true;
2029 case DRM_MODE_CONNECTOR_DVIA:
2030 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2031 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2032 if (i2c_bus->valid) {
2033 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2034 if (!radeon_connector->ddc_bus)
2035 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2037 radeon_connector->dac_load_detect = true;
2038 drm_object_attach_property(&radeon_connector->base.base,
2039 rdev->mode_info.load_detect_property,
2041 if (ASIC_IS_AVIVO(rdev))
2042 drm_object_attach_property(&radeon_connector->base.base,
2043 dev->mode_config.scaling_mode_property,
2044 DRM_MODE_SCALE_NONE);
2045 if (ASIC_IS_DCE5(rdev))
2046 drm_object_attach_property(&radeon_connector->base.base,
2047 rdev->mode_info.output_csc_property,
2048 RADEON_OUTPUT_CSC_BYPASS);
2049 /* no HPD on analog connectors */
2050 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2051 connector->interlace_allowed = true;
2052 connector->doublescan_allowed = true;
2054 case DRM_MODE_CONNECTOR_DVII:
2055 case DRM_MODE_CONNECTOR_DVID:
2056 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2057 if (!radeon_dig_connector)
2059 radeon_dig_connector->igp_lane_info = igp_lane_info;
2060 radeon_connector->con_priv = radeon_dig_connector;
2061 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2062 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2063 if (i2c_bus->valid) {
2064 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2065 if (!radeon_connector->ddc_bus)
2066 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2068 subpixel_order = SubPixelHorizontalRGB;
2069 drm_object_attach_property(&radeon_connector->base.base,
2070 rdev->mode_info.coherent_mode_property,
2072 if (ASIC_IS_AVIVO(rdev)) {
2073 drm_object_attach_property(&radeon_connector->base.base,
2074 rdev->mode_info.underscan_property,
2076 drm_object_attach_property(&radeon_connector->base.base,
2077 rdev->mode_info.underscan_hborder_property,
2079 drm_object_attach_property(&radeon_connector->base.base,
2080 rdev->mode_info.underscan_vborder_property,
2082 drm_object_attach_property(&radeon_connector->base.base,
2083 rdev->mode_info.dither_property,
2084 RADEON_FMT_DITHER_DISABLE);
2085 drm_object_attach_property(&radeon_connector->base.base,
2086 dev->mode_config.scaling_mode_property,
2087 DRM_MODE_SCALE_NONE);
2089 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2090 drm_object_attach_property(&radeon_connector->base.base,
2091 rdev->mode_info.audio_property,
2094 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2095 radeon_connector->dac_load_detect = true;
2096 drm_object_attach_property(&radeon_connector->base.base,
2097 rdev->mode_info.load_detect_property,
2100 if (ASIC_IS_DCE5(rdev))
2101 drm_object_attach_property(&radeon_connector->base.base,
2102 rdev->mode_info.output_csc_property,
2103 RADEON_OUTPUT_CSC_BYPASS);
2104 connector->interlace_allowed = true;
2105 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2106 connector->doublescan_allowed = true;
2108 connector->doublescan_allowed = false;
2110 case DRM_MODE_CONNECTOR_HDMIA:
2111 case DRM_MODE_CONNECTOR_HDMIB:
2112 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2113 if (!radeon_dig_connector)
2115 radeon_dig_connector->igp_lane_info = igp_lane_info;
2116 radeon_connector->con_priv = radeon_dig_connector;
2117 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2118 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2119 if (i2c_bus->valid) {
2120 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2121 if (!radeon_connector->ddc_bus)
2122 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2124 drm_object_attach_property(&radeon_connector->base.base,
2125 rdev->mode_info.coherent_mode_property,
2127 if (ASIC_IS_AVIVO(rdev)) {
2128 drm_object_attach_property(&radeon_connector->base.base,
2129 rdev->mode_info.underscan_property,
2131 drm_object_attach_property(&radeon_connector->base.base,
2132 rdev->mode_info.underscan_hborder_property,
2134 drm_object_attach_property(&radeon_connector->base.base,
2135 rdev->mode_info.underscan_vborder_property,
2137 drm_object_attach_property(&radeon_connector->base.base,
2138 rdev->mode_info.dither_property,
2139 RADEON_FMT_DITHER_DISABLE);
2140 drm_object_attach_property(&radeon_connector->base.base,
2141 dev->mode_config.scaling_mode_property,
2142 DRM_MODE_SCALE_NONE);
2144 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2145 drm_object_attach_property(&radeon_connector->base.base,
2146 rdev->mode_info.audio_property,
2149 if (ASIC_IS_DCE5(rdev))
2150 drm_object_attach_property(&radeon_connector->base.base,
2151 rdev->mode_info.output_csc_property,
2152 RADEON_OUTPUT_CSC_BYPASS);
2153 subpixel_order = SubPixelHorizontalRGB;
2154 connector->interlace_allowed = true;
2155 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2156 connector->doublescan_allowed = true;
2158 connector->doublescan_allowed = false;
2160 case DRM_MODE_CONNECTOR_DisplayPort:
2161 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2162 if (!radeon_dig_connector)
2164 radeon_dig_connector->igp_lane_info = igp_lane_info;
2165 radeon_connector->con_priv = radeon_dig_connector;
2166 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2167 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2168 if (i2c_bus->valid) {
2169 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2170 if (radeon_connector->ddc_bus)
2173 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2175 subpixel_order = SubPixelHorizontalRGB;
2176 drm_object_attach_property(&radeon_connector->base.base,
2177 rdev->mode_info.coherent_mode_property,
2179 if (ASIC_IS_AVIVO(rdev)) {
2180 drm_object_attach_property(&radeon_connector->base.base,
2181 rdev->mode_info.underscan_property,
2183 drm_object_attach_property(&radeon_connector->base.base,
2184 rdev->mode_info.underscan_hborder_property,
2186 drm_object_attach_property(&radeon_connector->base.base,
2187 rdev->mode_info.underscan_vborder_property,
2189 drm_object_attach_property(&radeon_connector->base.base,
2190 rdev->mode_info.dither_property,
2191 RADEON_FMT_DITHER_DISABLE);
2192 drm_object_attach_property(&radeon_connector->base.base,
2193 dev->mode_config.scaling_mode_property,
2194 DRM_MODE_SCALE_NONE);
2196 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2197 drm_object_attach_property(&radeon_connector->base.base,
2198 rdev->mode_info.audio_property,
2201 if (ASIC_IS_DCE5(rdev))
2202 drm_object_attach_property(&radeon_connector->base.base,
2203 rdev->mode_info.output_csc_property,
2204 RADEON_OUTPUT_CSC_BYPASS);
2205 connector->interlace_allowed = true;
2206 /* in theory with a DP to VGA converter... */
2207 connector->doublescan_allowed = false;
2209 case DRM_MODE_CONNECTOR_eDP:
2210 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2211 if (!radeon_dig_connector)
2213 radeon_dig_connector->igp_lane_info = igp_lane_info;
2214 radeon_connector->con_priv = radeon_dig_connector;
2215 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2216 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2217 if (i2c_bus->valid) {
2218 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2219 if (radeon_connector->ddc_bus)
2222 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2224 drm_object_attach_property(&radeon_connector->base.base,
2225 dev->mode_config.scaling_mode_property,
2226 DRM_MODE_SCALE_FULLSCREEN);
2227 subpixel_order = SubPixelHorizontalRGB;
2228 connector->interlace_allowed = false;
2229 connector->doublescan_allowed = false;
2231 case DRM_MODE_CONNECTOR_SVIDEO:
2232 case DRM_MODE_CONNECTOR_Composite:
2233 case DRM_MODE_CONNECTOR_9PinDIN:
2234 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2235 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2236 radeon_connector->dac_load_detect = true;
2237 drm_object_attach_property(&radeon_connector->base.base,
2238 rdev->mode_info.load_detect_property,
2240 drm_object_attach_property(&radeon_connector->base.base,
2241 rdev->mode_info.tv_std_property,
2242 radeon_atombios_get_tv_info(rdev));
2243 /* no HPD on analog connectors */
2244 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2245 connector->interlace_allowed = false;
2246 connector->doublescan_allowed = false;
2248 case DRM_MODE_CONNECTOR_LVDS:
2249 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2250 if (!radeon_dig_connector)
2252 radeon_dig_connector->igp_lane_info = igp_lane_info;
2253 radeon_connector->con_priv = radeon_dig_connector;
2254 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2255 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2256 if (i2c_bus->valid) {
2257 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2258 if (!radeon_connector->ddc_bus)
2259 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2261 drm_object_attach_property(&radeon_connector->base.base,
2262 dev->mode_config.scaling_mode_property,
2263 DRM_MODE_SCALE_FULLSCREEN);
2264 subpixel_order = SubPixelHorizontalRGB;
2265 connector->interlace_allowed = false;
2266 connector->doublescan_allowed = false;
2271 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2273 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2275 connector->polled = DRM_CONNECTOR_POLL_HPD;
2277 connector->display_info.subpixel_order = subpixel_order;
2278 drm_connector_register(connector);
2281 radeon_dp_aux_init(radeon_connector);
2286 drm_connector_cleanup(connector);
2291 radeon_add_legacy_connector(struct drm_device *dev,
2292 uint32_t connector_id,
2293 uint32_t supported_device,
2295 struct radeon_i2c_bus_rec *i2c_bus,
2296 uint16_t connector_object_id,
2297 struct radeon_hpd *hpd)
2299 struct radeon_device *rdev = dev->dev_private;
2300 struct drm_connector *connector;
2301 struct radeon_connector *radeon_connector;
2302 uint32_t subpixel_order = SubPixelNone;
2304 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2307 /* if the user selected tv=0 don't try and add the connector */
2308 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2309 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2310 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2314 /* see if we already added it */
2315 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2316 radeon_connector = to_radeon_connector(connector);
2317 if (radeon_connector->connector_id == connector_id) {
2318 radeon_connector->devices |= supported_device;
2323 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2324 if (!radeon_connector)
2327 connector = &radeon_connector->base;
2329 radeon_connector->connector_id = connector_id;
2330 radeon_connector->devices = supported_device;
2331 radeon_connector->connector_object_id = connector_object_id;
2332 radeon_connector->hpd = *hpd;
2334 switch (connector_type) {
2335 case DRM_MODE_CONNECTOR_VGA:
2336 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2337 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2338 if (i2c_bus->valid) {
2339 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2340 if (!radeon_connector->ddc_bus)
2341 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2343 radeon_connector->dac_load_detect = true;
2344 drm_object_attach_property(&radeon_connector->base.base,
2345 rdev->mode_info.load_detect_property,
2347 /* no HPD on analog connectors */
2348 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2349 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2350 connector->interlace_allowed = true;
2351 connector->doublescan_allowed = true;
2353 case DRM_MODE_CONNECTOR_DVIA:
2354 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2355 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2356 if (i2c_bus->valid) {
2357 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2358 if (!radeon_connector->ddc_bus)
2359 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2361 radeon_connector->dac_load_detect = true;
2362 drm_object_attach_property(&radeon_connector->base.base,
2363 rdev->mode_info.load_detect_property,
2365 /* no HPD on analog connectors */
2366 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2367 connector->interlace_allowed = true;
2368 connector->doublescan_allowed = true;
2370 case DRM_MODE_CONNECTOR_DVII:
2371 case DRM_MODE_CONNECTOR_DVID:
2372 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2373 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2374 if (i2c_bus->valid) {
2375 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2376 if (!radeon_connector->ddc_bus)
2377 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2379 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2380 radeon_connector->dac_load_detect = true;
2381 drm_object_attach_property(&radeon_connector->base.base,
2382 rdev->mode_info.load_detect_property,
2385 subpixel_order = SubPixelHorizontalRGB;
2386 connector->interlace_allowed = true;
2387 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2388 connector->doublescan_allowed = true;
2390 connector->doublescan_allowed = false;
2392 case DRM_MODE_CONNECTOR_SVIDEO:
2393 case DRM_MODE_CONNECTOR_Composite:
2394 case DRM_MODE_CONNECTOR_9PinDIN:
2395 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2396 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2397 radeon_connector->dac_load_detect = true;
2398 /* RS400,RC410,RS480 chipset seems to report a lot
2399 * of false positive on load detect, we haven't yet
2400 * found a way to make load detect reliable on those
2401 * chipset, thus just disable it for TV.
2403 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2404 radeon_connector->dac_load_detect = false;
2405 drm_object_attach_property(&radeon_connector->base.base,
2406 rdev->mode_info.load_detect_property,
2407 radeon_connector->dac_load_detect);
2408 drm_object_attach_property(&radeon_connector->base.base,
2409 rdev->mode_info.tv_std_property,
2410 radeon_combios_get_tv_info(rdev));
2411 /* no HPD on analog connectors */
2412 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2413 connector->interlace_allowed = false;
2414 connector->doublescan_allowed = false;
2416 case DRM_MODE_CONNECTOR_LVDS:
2417 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2418 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2419 if (i2c_bus->valid) {
2420 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2421 if (!radeon_connector->ddc_bus)
2422 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2424 drm_object_attach_property(&radeon_connector->base.base,
2425 dev->mode_config.scaling_mode_property,
2426 DRM_MODE_SCALE_FULLSCREEN);
2427 subpixel_order = SubPixelHorizontalRGB;
2428 connector->interlace_allowed = false;
2429 connector->doublescan_allowed = false;
2433 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2435 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2437 connector->polled = DRM_CONNECTOR_POLL_HPD;
2438 connector->display_info.subpixel_order = subpixel_order;
2439 drm_connector_register(connector);
2442 void radeon_setup_mst_connector(struct drm_device *dev)
2444 struct radeon_device *rdev = dev->dev_private;
2445 struct drm_connector *connector;
2446 struct radeon_connector *radeon_connector;
2448 if (!ASIC_IS_DCE5(rdev))
2451 if (radeon_mst == 0)
2454 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2457 radeon_connector = to_radeon_connector(connector);
2459 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2462 ret = radeon_dp_mst_init(radeon_connector);