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/drm_probe_helper.h>
32 #include <drm/radeon_drm.h>
34 #include "radeon_audio.h"
37 #include <linux/pm_runtime.h>
38 #include <linux/vga_switcheroo.h>
40 static int radeon_dp_handle_hpd(struct drm_connector *connector)
42 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
45 ret = radeon_dp_mst_check_status(radeon_connector);
50 void radeon_connector_hotplug(struct drm_connector *connector)
52 struct drm_device *dev = connector->dev;
53 struct radeon_device *rdev = dev->dev_private;
54 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
56 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
57 struct radeon_connector_atom_dig *dig_connector =
58 radeon_connector->con_priv;
60 if (radeon_connector->is_mst_connector)
62 if (dig_connector->is_mst) {
63 radeon_dp_handle_hpd(connector);
67 /* bail if the connector does not have hpd pin, e.g.,
70 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
73 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
75 /* if the connector is already off, don't turn it back on */
76 /* FIXME: This access isn't protected by any locks. */
77 if (connector->dpms != DRM_MODE_DPMS_ON)
80 /* just deal with DP (not eDP) here. */
81 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
82 struct radeon_connector_atom_dig *dig_connector =
83 radeon_connector->con_priv;
85 /* if existing sink type was not DP no need to retrain */
86 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
89 /* first get sink type as it may be reset after (un)plug */
90 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
91 /* don't do anything if sink is not display port, i.e.,
92 * passive dp->(dvi|hdmi) adaptor
94 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT &&
95 radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
96 radeon_dp_needs_link_train(radeon_connector)) {
97 /* Don't start link training before we have the DPCD */
98 if (!radeon_dp_getdpcd(radeon_connector))
101 /* Turn the connector off and back on immediately, which
102 * will trigger link training
104 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
105 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
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->display_info.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->display_info.max_tmds_clock;
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;
249 struct drm_encoder *encoder;
250 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
253 best_encoder = connector_funcs->best_encoder(connector);
255 drm_connector_for_each_possible_encoder(connector, encoder) {
256 if ((encoder == best_encoder) && (status == connector_status_connected))
261 if (rdev->is_atom_bios)
262 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
264 radeon_combios_connected_scratch_regs(connector, encoder, connected);
268 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
270 struct drm_encoder *encoder;
272 drm_connector_for_each_possible_encoder(connector, encoder) {
273 if (encoder->encoder_type == encoder_type)
280 struct edid *radeon_connector_edid(struct drm_connector *connector)
282 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
283 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
285 if (radeon_connector->edid) {
286 return radeon_connector->edid;
287 } else if (edid_blob) {
288 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
290 radeon_connector->edid = edid;
292 return radeon_connector->edid;
295 static void radeon_connector_get_edid(struct drm_connector *connector)
297 struct drm_device *dev = connector->dev;
298 struct radeon_device *rdev = dev->dev_private;
299 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
301 if (radeon_connector->edid)
304 /* on hw with routers, select right port */
305 if (radeon_connector->router.ddc_valid)
306 radeon_router_select_ddc_port(radeon_connector);
308 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
309 ENCODER_OBJECT_ID_NONE) &&
310 radeon_connector->ddc_bus->has_aux) {
311 radeon_connector->edid = drm_get_edid(connector,
312 &radeon_connector->ddc_bus->aux.ddc);
313 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
314 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
315 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
317 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
318 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
319 radeon_connector->ddc_bus->has_aux)
320 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
321 &radeon_connector->ddc_bus->aux.ddc);
322 else if (radeon_connector->ddc_bus)
323 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
324 &radeon_connector->ddc_bus->adapter);
325 } else if (vga_switcheroo_handler_flags() & VGA_SWITCHEROO_CAN_SWITCH_DDC &&
326 connector->connector_type == DRM_MODE_CONNECTOR_LVDS &&
327 radeon_connector->ddc_bus) {
328 radeon_connector->edid = drm_get_edid_switcheroo(&radeon_connector->base,
329 &radeon_connector->ddc_bus->adapter);
330 } else if (radeon_connector->ddc_bus) {
331 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
332 &radeon_connector->ddc_bus->adapter);
335 if (!radeon_connector->edid) {
336 /* don't fetch the edid from the vbios if ddc fails and runpm is
337 * enabled so we report disconnected.
339 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
342 if (rdev->is_atom_bios) {
343 /* some laptops provide a hardcoded edid in rom for LCDs */
344 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
345 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
346 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
348 /* some servers provide a hardcoded edid in rom for KVMs */
349 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
354 static void radeon_connector_free_edid(struct drm_connector *connector)
356 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
358 if (radeon_connector->edid) {
359 kfree(radeon_connector->edid);
360 radeon_connector->edid = NULL;
364 static int radeon_ddc_get_modes(struct drm_connector *connector)
366 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
369 if (radeon_connector->edid) {
370 drm_connector_update_edid_property(connector, radeon_connector->edid);
371 ret = drm_add_edid_modes(connector, radeon_connector->edid);
374 drm_connector_update_edid_property(connector, NULL);
378 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
380 struct drm_encoder *encoder;
382 /* pick the first one */
383 drm_connector_for_each_possible_encoder(connector, encoder)
389 static void radeon_get_native_mode(struct drm_connector *connector)
391 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
392 struct radeon_encoder *radeon_encoder;
397 radeon_encoder = to_radeon_encoder(encoder);
399 if (!list_empty(&connector->probed_modes)) {
400 struct drm_display_mode *preferred_mode =
401 list_first_entry(&connector->probed_modes,
402 struct drm_display_mode, head);
404 radeon_encoder->native_mode = *preferred_mode;
406 radeon_encoder->native_mode.clock = 0;
411 * radeon_connector_analog_encoder_conflict_solve
412 * - search for other connectors sharing this encoder
413 * if priority is true, then set them disconnected if this is connected
414 * if priority is false, set us disconnected if they are connected
416 static enum drm_connector_status
417 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
418 struct drm_encoder *encoder,
419 enum drm_connector_status current_status,
422 struct drm_device *dev = connector->dev;
423 struct drm_connector *conflict;
424 struct radeon_connector *radeon_conflict;
426 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
427 struct drm_encoder *enc;
429 if (conflict == connector)
432 radeon_conflict = to_radeon_connector(conflict);
434 drm_connector_for_each_possible_encoder(conflict, enc) {
435 /* if the IDs match */
436 if (enc == encoder) {
437 if (conflict->status != connector_status_connected)
440 if (radeon_conflict->use_digital)
443 if (priority == true) {
444 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
446 DRM_DEBUG_KMS("in favor of %s\n",
448 conflict->status = connector_status_disconnected;
449 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
451 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
453 DRM_DEBUG_KMS("in favor of %s\n",
455 current_status = connector_status_disconnected;
461 return current_status;
465 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
467 struct drm_device *dev = encoder->dev;
468 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
469 struct drm_display_mode *mode = NULL;
470 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
472 if (native_mode->hdisplay != 0 &&
473 native_mode->vdisplay != 0 &&
474 native_mode->clock != 0) {
475 mode = drm_mode_duplicate(dev, native_mode);
476 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
477 drm_mode_set_name(mode);
479 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
480 } else if (native_mode->hdisplay != 0 &&
481 native_mode->vdisplay != 0) {
482 /* mac laptops without an edid */
483 /* Note that this is not necessarily the exact panel mode,
484 * but an approximation based on the cvt formula. For these
485 * systems we should ideally read the mode info out of the
486 * registers or add a mode table, but this works and is much
489 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
490 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
491 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
496 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
498 struct drm_device *dev = encoder->dev;
499 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
500 struct drm_display_mode *mode = NULL;
501 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
506 } common_modes[17] = {
526 for (i = 0; i < 17; i++) {
527 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
528 if (common_modes[i].w > 1024 ||
529 common_modes[i].h > 768)
532 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
533 if (common_modes[i].w > native_mode->hdisplay ||
534 common_modes[i].h > native_mode->vdisplay ||
535 (common_modes[i].w == native_mode->hdisplay &&
536 common_modes[i].h == native_mode->vdisplay))
539 if (common_modes[i].w < 320 || common_modes[i].h < 200)
542 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
543 drm_mode_probed_add(connector, mode);
547 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
550 struct drm_device *dev = connector->dev;
551 struct radeon_device *rdev = dev->dev_private;
552 struct drm_encoder *encoder;
553 struct radeon_encoder *radeon_encoder;
555 if (property == rdev->mode_info.coherent_mode_property) {
556 struct radeon_encoder_atom_dig *dig;
557 bool new_coherent_mode;
559 /* need to find digital encoder on connector */
560 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
564 radeon_encoder = to_radeon_encoder(encoder);
566 if (!radeon_encoder->enc_priv)
569 dig = radeon_encoder->enc_priv;
570 new_coherent_mode = val ? true : false;
571 if (dig->coherent_mode != new_coherent_mode) {
572 dig->coherent_mode = new_coherent_mode;
573 radeon_property_change_mode(&radeon_encoder->base);
577 if (property == rdev->mode_info.audio_property) {
578 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
579 /* need to find digital encoder on connector */
580 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
584 radeon_encoder = to_radeon_encoder(encoder);
586 if (radeon_connector->audio != val) {
587 radeon_connector->audio = val;
588 radeon_property_change_mode(&radeon_encoder->base);
592 if (property == rdev->mode_info.dither_property) {
593 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
594 /* need to find digital encoder on connector */
595 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
599 radeon_encoder = to_radeon_encoder(encoder);
601 if (radeon_connector->dither != val) {
602 radeon_connector->dither = val;
603 radeon_property_change_mode(&radeon_encoder->base);
607 if (property == rdev->mode_info.underscan_property) {
608 /* need to find digital encoder on connector */
609 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
613 radeon_encoder = to_radeon_encoder(encoder);
615 if (radeon_encoder->underscan_type != val) {
616 radeon_encoder->underscan_type = val;
617 radeon_property_change_mode(&radeon_encoder->base);
621 if (property == rdev->mode_info.underscan_hborder_property) {
622 /* need to find digital encoder on connector */
623 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
627 radeon_encoder = to_radeon_encoder(encoder);
629 if (radeon_encoder->underscan_hborder != val) {
630 radeon_encoder->underscan_hborder = val;
631 radeon_property_change_mode(&radeon_encoder->base);
635 if (property == rdev->mode_info.underscan_vborder_property) {
636 /* need to find digital encoder on connector */
637 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
641 radeon_encoder = to_radeon_encoder(encoder);
643 if (radeon_encoder->underscan_vborder != val) {
644 radeon_encoder->underscan_vborder = val;
645 radeon_property_change_mode(&radeon_encoder->base);
649 if (property == rdev->mode_info.tv_std_property) {
650 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
652 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
658 radeon_encoder = to_radeon_encoder(encoder);
659 if (!radeon_encoder->enc_priv)
661 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
662 struct radeon_encoder_atom_dac *dac_int;
663 dac_int = radeon_encoder->enc_priv;
664 dac_int->tv_std = val;
666 struct radeon_encoder_tv_dac *dac_int;
667 dac_int = radeon_encoder->enc_priv;
668 dac_int->tv_std = val;
670 radeon_property_change_mode(&radeon_encoder->base);
673 if (property == rdev->mode_info.load_detect_property) {
674 struct radeon_connector *radeon_connector =
675 to_radeon_connector(connector);
678 radeon_connector->dac_load_detect = false;
680 radeon_connector->dac_load_detect = true;
683 if (property == rdev->mode_info.tmds_pll_property) {
684 struct radeon_encoder_int_tmds *tmds = NULL;
686 /* need to find digital encoder on connector */
687 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
691 radeon_encoder = to_radeon_encoder(encoder);
693 tmds = radeon_encoder->enc_priv;
698 if (rdev->is_atom_bios)
699 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
701 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
703 if (val == 1 || ret == false) {
704 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
706 radeon_property_change_mode(&radeon_encoder->base);
709 if (property == dev->mode_config.scaling_mode_property) {
710 enum radeon_rmx_type rmx_type;
712 if (connector->encoder)
713 radeon_encoder = to_radeon_encoder(connector->encoder);
715 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
716 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
721 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
722 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
723 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
724 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
726 if (radeon_encoder->rmx_type == rmx_type)
729 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
730 (radeon_encoder->native_mode.clock == 0))
733 radeon_encoder->rmx_type = rmx_type;
735 radeon_property_change_mode(&radeon_encoder->base);
738 if (property == rdev->mode_info.output_csc_property) {
739 if (connector->encoder)
740 radeon_encoder = to_radeon_encoder(connector->encoder);
742 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
743 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
746 if (radeon_encoder->output_csc == val)
749 radeon_encoder->output_csc = val;
751 if (connector->encoder && connector->encoder->crtc) {
752 struct drm_crtc *crtc = connector->encoder->crtc;
753 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
755 radeon_crtc->output_csc = radeon_encoder->output_csc;
758 * Our .gamma_set assumes the .gamma_store has been
759 * prefilled and don't care about its arguments.
761 crtc->funcs->gamma_set(crtc, NULL, NULL, NULL, 0, NULL);
768 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
769 struct drm_connector *connector)
771 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
772 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
773 struct drm_display_mode *t, *mode;
775 /* If the EDID preferred mode doesn't match the native mode, use it */
776 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
777 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
778 if (mode->hdisplay != native_mode->hdisplay ||
779 mode->vdisplay != native_mode->vdisplay)
780 memcpy(native_mode, mode, sizeof(*mode));
784 /* Try to get native mode details from EDID if necessary */
785 if (!native_mode->clock) {
786 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
787 if (mode->hdisplay == native_mode->hdisplay &&
788 mode->vdisplay == native_mode->vdisplay) {
789 *native_mode = *mode;
790 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
791 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
797 if (!native_mode->clock) {
798 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
799 radeon_encoder->rmx_type = RMX_OFF;
803 static int radeon_lvds_get_modes(struct drm_connector *connector)
805 struct drm_encoder *encoder;
807 struct drm_display_mode *mode;
809 radeon_connector_get_edid(connector);
810 ret = radeon_ddc_get_modes(connector);
812 encoder = radeon_best_single_encoder(connector);
814 radeon_fixup_lvds_native_mode(encoder, connector);
815 /* add scaled modes */
816 radeon_add_common_modes(encoder, connector);
821 encoder = radeon_best_single_encoder(connector);
825 /* we have no EDID modes */
826 mode = radeon_fp_native_mode(encoder);
829 drm_mode_probed_add(connector, mode);
830 /* add the width/height from vbios tables if available */
831 connector->display_info.width_mm = mode->width_mm;
832 connector->display_info.height_mm = mode->height_mm;
833 /* add scaled modes */
834 radeon_add_common_modes(encoder, connector);
840 static enum drm_mode_status radeon_lvds_mode_valid(struct drm_connector *connector,
841 struct drm_display_mode *mode)
843 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
845 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
849 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
850 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
852 /* AVIVO hardware supports downscaling modes larger than the panel
853 * to the panel size, but I'm not sure this is desirable.
855 if ((mode->hdisplay > native_mode->hdisplay) ||
856 (mode->vdisplay > native_mode->vdisplay))
859 /* if scaling is disabled, block non-native modes */
860 if (radeon_encoder->rmx_type == RMX_OFF) {
861 if ((mode->hdisplay != native_mode->hdisplay) ||
862 (mode->vdisplay != native_mode->vdisplay))
870 static enum drm_connector_status
871 radeon_lvds_detect(struct drm_connector *connector, bool force)
873 struct drm_device *dev = connector->dev;
874 struct radeon_device *rdev = dev->dev_private;
875 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
876 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
877 enum drm_connector_status ret = connector_status_disconnected;
880 if (!drm_kms_helper_is_poll_worker()) {
881 r = pm_runtime_get_sync(connector->dev->dev);
883 return connector_status_disconnected;
887 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
888 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
890 /* check if panel is valid */
891 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
892 ret = connector_status_connected;
893 /* don't fetch the edid from the vbios if ddc fails and runpm is
894 * enabled so we report disconnected.
896 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
897 ret = connector_status_disconnected;
900 /* check for edid as well */
901 radeon_connector_get_edid(connector);
902 if (radeon_connector->edid)
903 ret = connector_status_connected;
904 /* check acpi lid status ??? */
906 radeon_connector_update_scratch_regs(connector, ret);
908 if (!drm_kms_helper_is_poll_worker()) {
909 pm_runtime_mark_last_busy(connector->dev->dev);
910 pm_runtime_put_autosuspend(connector->dev->dev);
916 static void radeon_connector_unregister(struct drm_connector *connector)
918 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
920 if (radeon_connector->ddc_bus && radeon_connector->ddc_bus->has_aux) {
921 drm_dp_aux_unregister(&radeon_connector->ddc_bus->aux);
922 radeon_connector->ddc_bus->has_aux = false;
926 static void radeon_connector_destroy(struct drm_connector *connector)
928 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
930 radeon_connector_free_edid(connector);
931 kfree(radeon_connector->con_priv);
932 drm_connector_unregister(connector);
933 drm_connector_cleanup(connector);
937 static int radeon_lvds_set_property(struct drm_connector *connector,
938 struct drm_property *property,
941 struct drm_device *dev = connector->dev;
942 struct radeon_encoder *radeon_encoder;
943 enum radeon_rmx_type rmx_type;
946 if (property != dev->mode_config.scaling_mode_property)
949 if (connector->encoder)
950 radeon_encoder = to_radeon_encoder(connector->encoder);
952 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
953 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
957 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
958 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
959 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
961 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
963 if (radeon_encoder->rmx_type == rmx_type)
966 radeon_encoder->rmx_type = rmx_type;
968 radeon_property_change_mode(&radeon_encoder->base);
973 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
974 .get_modes = radeon_lvds_get_modes,
975 .mode_valid = radeon_lvds_mode_valid,
976 .best_encoder = radeon_best_single_encoder,
979 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
980 .dpms = drm_helper_connector_dpms,
981 .detect = radeon_lvds_detect,
982 .fill_modes = drm_helper_probe_single_connector_modes,
983 .early_unregister = radeon_connector_unregister,
984 .destroy = radeon_connector_destroy,
985 .set_property = radeon_lvds_set_property,
988 static int radeon_vga_get_modes(struct drm_connector *connector)
992 radeon_connector_get_edid(connector);
993 ret = radeon_ddc_get_modes(connector);
995 radeon_get_native_mode(connector);
1000 static enum drm_mode_status radeon_vga_mode_valid(struct drm_connector *connector,
1001 struct drm_display_mode *mode)
1003 struct drm_device *dev = connector->dev;
1004 struct radeon_device *rdev = dev->dev_private;
1006 /* XXX check mode bandwidth */
1008 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1009 return MODE_CLOCK_HIGH;
1014 static enum drm_connector_status
1015 radeon_vga_detect(struct drm_connector *connector, bool force)
1017 struct drm_device *dev = connector->dev;
1018 struct radeon_device *rdev = dev->dev_private;
1019 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1020 struct drm_encoder *encoder;
1021 const struct drm_encoder_helper_funcs *encoder_funcs;
1023 enum drm_connector_status ret = connector_status_disconnected;
1026 if (!drm_kms_helper_is_poll_worker()) {
1027 r = pm_runtime_get_sync(connector->dev->dev);
1029 return connector_status_disconnected;
1032 encoder = radeon_best_single_encoder(connector);
1034 ret = connector_status_disconnected;
1036 if (radeon_connector->ddc_bus)
1037 dret = radeon_ddc_probe(radeon_connector, false);
1039 radeon_connector->detected_by_load = false;
1040 radeon_connector_free_edid(connector);
1041 radeon_connector_get_edid(connector);
1043 if (!radeon_connector->edid) {
1044 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1046 ret = connector_status_connected;
1048 radeon_connector->use_digital =
1049 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1051 /* some oems have boards with separate digital and analog connectors
1052 * with a shared ddc line (often vga + hdmi)
1054 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1055 radeon_connector_free_edid(connector);
1056 ret = connector_status_disconnected;
1058 ret = connector_status_connected;
1063 /* if we aren't forcing don't do destructive polling */
1065 /* only return the previous status if we last
1066 * detected a monitor via load.
1068 if (radeon_connector->detected_by_load)
1069 ret = connector->status;
1073 if (radeon_connector->dac_load_detect && encoder) {
1074 encoder_funcs = encoder->helper_private;
1075 ret = encoder_funcs->detect(encoder, connector);
1076 if (ret != connector_status_disconnected)
1077 radeon_connector->detected_by_load = true;
1081 if (ret == connector_status_connected)
1082 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1084 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1085 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1086 * by other means, assume the CRT is connected and use that EDID.
1088 if ((!rdev->is_atom_bios) &&
1089 (ret == connector_status_disconnected) &&
1090 rdev->mode_info.bios_hardcoded_edid_size) {
1091 ret = connector_status_connected;
1094 radeon_connector_update_scratch_regs(connector, ret);
1097 if (!drm_kms_helper_is_poll_worker()) {
1098 pm_runtime_mark_last_busy(connector->dev->dev);
1099 pm_runtime_put_autosuspend(connector->dev->dev);
1105 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1106 .get_modes = radeon_vga_get_modes,
1107 .mode_valid = radeon_vga_mode_valid,
1108 .best_encoder = radeon_best_single_encoder,
1111 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1112 .dpms = drm_helper_connector_dpms,
1113 .detect = radeon_vga_detect,
1114 .fill_modes = drm_helper_probe_single_connector_modes,
1115 .early_unregister = radeon_connector_unregister,
1116 .destroy = radeon_connector_destroy,
1117 .set_property = radeon_connector_set_property,
1120 static int radeon_tv_get_modes(struct drm_connector *connector)
1122 struct drm_device *dev = connector->dev;
1123 struct radeon_device *rdev = dev->dev_private;
1124 struct drm_display_mode *tv_mode;
1125 struct drm_encoder *encoder;
1127 encoder = radeon_best_single_encoder(connector);
1131 /* avivo chips can scale any mode */
1132 if (rdev->family >= CHIP_RS600)
1133 /* add scaled modes */
1134 radeon_add_common_modes(encoder, connector);
1136 /* only 800x600 is supported right now on pre-avivo chips */
1137 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1138 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1139 drm_mode_probed_add(connector, tv_mode);
1144 static enum drm_mode_status radeon_tv_mode_valid(struct drm_connector *connector,
1145 struct drm_display_mode *mode)
1147 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1148 return MODE_CLOCK_RANGE;
1152 static enum drm_connector_status
1153 radeon_tv_detect(struct drm_connector *connector, bool force)
1155 struct drm_encoder *encoder;
1156 const struct drm_encoder_helper_funcs *encoder_funcs;
1157 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1158 enum drm_connector_status ret = connector_status_disconnected;
1161 if (!radeon_connector->dac_load_detect)
1164 if (!drm_kms_helper_is_poll_worker()) {
1165 r = pm_runtime_get_sync(connector->dev->dev);
1167 return connector_status_disconnected;
1170 encoder = radeon_best_single_encoder(connector);
1172 ret = connector_status_disconnected;
1174 encoder_funcs = encoder->helper_private;
1175 ret = encoder_funcs->detect(encoder, connector);
1177 if (ret == connector_status_connected)
1178 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1179 radeon_connector_update_scratch_regs(connector, ret);
1181 if (!drm_kms_helper_is_poll_worker()) {
1182 pm_runtime_mark_last_busy(connector->dev->dev);
1183 pm_runtime_put_autosuspend(connector->dev->dev);
1189 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1190 .get_modes = radeon_tv_get_modes,
1191 .mode_valid = radeon_tv_mode_valid,
1192 .best_encoder = radeon_best_single_encoder,
1195 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1196 .dpms = drm_helper_connector_dpms,
1197 .detect = radeon_tv_detect,
1198 .fill_modes = drm_helper_probe_single_connector_modes,
1199 .early_unregister = radeon_connector_unregister,
1200 .destroy = radeon_connector_destroy,
1201 .set_property = radeon_connector_set_property,
1204 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1206 struct drm_device *dev = connector->dev;
1207 struct radeon_device *rdev = dev->dev_private;
1208 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1209 enum drm_connector_status status;
1211 /* We only trust HPD on R600 and newer ASICS. */
1212 if (rdev->family >= CHIP_R600
1213 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1214 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1215 status = connector_status_connected;
1217 status = connector_status_disconnected;
1218 if (connector->status == status)
1226 * DVI is complicated
1227 * Do a DDC probe, if DDC probe passes, get the full EDID so
1228 * we can do analog/digital monitor detection at this point.
1229 * If the monitor is an analog monitor or we got no DDC,
1230 * we need to find the DAC encoder object for this connector.
1231 * If we got no DDC, we do load detection on the DAC encoder object.
1232 * If we got analog DDC or load detection passes on the DAC encoder
1233 * we have to check if this analog encoder is shared with anyone else (TV)
1234 * if its shared we have to set the other connector to disconnected.
1236 static enum drm_connector_status
1237 radeon_dvi_detect(struct drm_connector *connector, bool force)
1239 struct drm_device *dev = connector->dev;
1240 struct radeon_device *rdev = dev->dev_private;
1241 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1242 struct drm_encoder *encoder = NULL;
1243 const struct drm_encoder_helper_funcs *encoder_funcs;
1245 enum drm_connector_status ret = connector_status_disconnected;
1246 bool dret = false, broken_edid = false;
1248 if (!drm_kms_helper_is_poll_worker()) {
1249 r = pm_runtime_get_sync(connector->dev->dev);
1251 return connector_status_disconnected;
1254 if (radeon_connector->detected_hpd_without_ddc) {
1256 radeon_connector->detected_hpd_without_ddc = false;
1259 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1260 ret = connector->status;
1264 if (radeon_connector->ddc_bus) {
1265 dret = radeon_ddc_probe(radeon_connector, false);
1267 /* Sometimes the pins required for the DDC probe on DVI
1268 * connectors don't make contact at the same time that the ones
1269 * for HPD do. If the DDC probe fails even though we had an HPD
1270 * signal, try again later */
1271 if (!dret && !force &&
1272 connector->status != connector_status_connected) {
1273 DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");
1274 radeon_connector->detected_hpd_without_ddc = true;
1275 schedule_delayed_work(&rdev->hotplug_work,
1276 msecs_to_jiffies(1000));
1281 radeon_connector->detected_by_load = false;
1282 radeon_connector_free_edid(connector);
1283 radeon_connector_get_edid(connector);
1285 if (!radeon_connector->edid) {
1286 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1288 /* rs690 seems to have a problem with connectors not existing and always
1289 * return a block of 0's. If we see this just stop polling on this output */
1290 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1291 radeon_connector->base.null_edid_counter) {
1292 ret = connector_status_disconnected;
1293 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1295 radeon_connector->ddc_bus = NULL;
1297 ret = connector_status_connected;
1298 broken_edid = true; /* defer use_digital to later */
1301 radeon_connector->use_digital =
1302 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1304 /* some oems have boards with separate digital and analog connectors
1305 * with a shared ddc line (often vga + hdmi)
1307 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1308 radeon_connector_free_edid(connector);
1309 ret = connector_status_disconnected;
1311 ret = connector_status_connected;
1313 /* This gets complicated. We have boards with VGA + HDMI with a
1314 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1315 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1316 * you don't really know what's connected to which port as both are digital.
1318 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1319 struct drm_connector *list_connector;
1320 struct radeon_connector *list_radeon_connector;
1321 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1322 if (connector == list_connector)
1324 list_radeon_connector = to_radeon_connector(list_connector);
1325 if (list_radeon_connector->shared_ddc &&
1326 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1327 radeon_connector->ddc_bus->rec.i2c_id)) {
1328 /* cases where both connectors are digital */
1329 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1330 /* hpd is our only option in this case */
1331 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1332 radeon_connector_free_edid(connector);
1333 ret = connector_status_disconnected;
1342 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1345 /* DVI-D and HDMI-A are digital only */
1346 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1347 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1350 /* if we aren't forcing don't do destructive polling */
1352 /* only return the previous status if we last
1353 * detected a monitor via load.
1355 if (radeon_connector->detected_by_load)
1356 ret = connector->status;
1360 /* find analog encoder */
1361 if (radeon_connector->dac_load_detect) {
1362 drm_connector_for_each_possible_encoder(connector, encoder) {
1363 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1364 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1367 encoder_funcs = encoder->helper_private;
1368 if (encoder_funcs->detect) {
1370 if (ret != connector_status_connected) {
1371 /* deal with analog monitors without DDC */
1372 ret = encoder_funcs->detect(encoder, connector);
1373 if (ret == connector_status_connected) {
1374 radeon_connector->use_digital = false;
1376 if (ret != connector_status_disconnected)
1377 radeon_connector->detected_by_load = true;
1380 enum drm_connector_status lret;
1381 /* assume digital unless load detected otherwise */
1382 radeon_connector->use_digital = true;
1383 lret = encoder_funcs->detect(encoder, connector);
1384 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1385 if (lret == connector_status_connected)
1386 radeon_connector->use_digital = false;
1393 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1395 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1398 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1399 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1400 * by other means, assume the DFP is connected and use that EDID. In most
1401 * cases the DVI port is actually a virtual KVM port connected to the service
1405 if ((!rdev->is_atom_bios) &&
1406 (ret == connector_status_disconnected) &&
1407 rdev->mode_info.bios_hardcoded_edid_size) {
1408 radeon_connector->use_digital = true;
1409 ret = connector_status_connected;
1412 /* updated in get modes as well since we need to know if it's analog or digital */
1413 radeon_connector_update_scratch_regs(connector, ret);
1415 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1416 const struct drm_connector_helper_funcs *connector_funcs =
1417 connector->helper_private;
1419 encoder = connector_funcs->best_encoder(connector);
1420 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1421 radeon_connector_get_edid(connector);
1422 radeon_audio_detect(connector, encoder, ret);
1427 if (!drm_kms_helper_is_poll_worker()) {
1428 pm_runtime_mark_last_busy(connector->dev->dev);
1429 pm_runtime_put_autosuspend(connector->dev->dev);
1435 /* okay need to be smart in here about which encoder to pick */
1436 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1438 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1439 struct drm_encoder *encoder;
1441 drm_connector_for_each_possible_encoder(connector, encoder) {
1442 if (radeon_connector->use_digital == true) {
1443 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1446 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1447 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1452 /* see if we have a default encoder TODO */
1454 /* then check use digitial */
1455 /* pick the first one */
1456 drm_connector_for_each_possible_encoder(connector, encoder)
1462 static void radeon_dvi_force(struct drm_connector *connector)
1464 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1465 if (connector->force == DRM_FORCE_ON)
1466 radeon_connector->use_digital = false;
1467 if (connector->force == DRM_FORCE_ON_DIGITAL)
1468 radeon_connector->use_digital = true;
1471 static enum drm_mode_status radeon_dvi_mode_valid(struct drm_connector *connector,
1472 struct drm_display_mode *mode)
1474 struct drm_device *dev = connector->dev;
1475 struct radeon_device *rdev = dev->dev_private;
1476 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1478 /* XXX check mode bandwidth */
1480 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1481 if (radeon_connector->use_digital &&
1482 (rdev->family == CHIP_RV100) &&
1483 (mode->clock > 135000))
1484 return MODE_CLOCK_HIGH;
1486 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1487 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1488 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1489 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1491 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1492 /* HDMI 1.3+ supports max clock of 340 Mhz */
1493 if (mode->clock > 340000)
1494 return MODE_CLOCK_HIGH;
1498 return MODE_CLOCK_HIGH;
1502 /* check against the max pixel clock */
1503 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1504 return MODE_CLOCK_HIGH;
1509 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1510 .get_modes = radeon_vga_get_modes,
1511 .mode_valid = radeon_dvi_mode_valid,
1512 .best_encoder = radeon_dvi_encoder,
1515 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1516 .dpms = drm_helper_connector_dpms,
1517 .detect = radeon_dvi_detect,
1518 .fill_modes = drm_helper_probe_single_connector_modes,
1519 .set_property = radeon_connector_set_property,
1520 .early_unregister = radeon_connector_unregister,
1521 .destroy = radeon_connector_destroy,
1522 .force = radeon_dvi_force,
1525 static int radeon_dp_get_modes(struct drm_connector *connector)
1527 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1528 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1529 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1532 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1533 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1534 struct drm_display_mode *mode;
1536 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1537 if (!radeon_dig_connector->edp_on)
1538 atombios_set_edp_panel_power(connector,
1539 ATOM_TRANSMITTER_ACTION_POWER_ON);
1540 radeon_connector_get_edid(connector);
1541 ret = radeon_ddc_get_modes(connector);
1542 if (!radeon_dig_connector->edp_on)
1543 atombios_set_edp_panel_power(connector,
1544 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1546 /* need to setup ddc on the bridge */
1547 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1548 ENCODER_OBJECT_ID_NONE) {
1550 radeon_atom_ext_encoder_setup_ddc(encoder);
1552 radeon_connector_get_edid(connector);
1553 ret = radeon_ddc_get_modes(connector);
1558 radeon_fixup_lvds_native_mode(encoder, connector);
1559 /* add scaled modes */
1560 radeon_add_common_modes(encoder, connector);
1568 /* we have no EDID modes */
1569 mode = radeon_fp_native_mode(encoder);
1572 drm_mode_probed_add(connector, mode);
1573 /* add the width/height from vbios tables if available */
1574 connector->display_info.width_mm = mode->width_mm;
1575 connector->display_info.height_mm = mode->height_mm;
1576 /* add scaled modes */
1577 radeon_add_common_modes(encoder, connector);
1580 /* need to setup ddc on the bridge */
1581 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1582 ENCODER_OBJECT_ID_NONE) {
1584 radeon_atom_ext_encoder_setup_ddc(encoder);
1586 radeon_connector_get_edid(connector);
1587 ret = radeon_ddc_get_modes(connector);
1589 radeon_get_native_mode(connector);
1595 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1597 struct drm_encoder *encoder;
1598 struct radeon_encoder *radeon_encoder;
1600 drm_connector_for_each_possible_encoder(connector, encoder) {
1601 radeon_encoder = to_radeon_encoder(encoder);
1603 switch (radeon_encoder->encoder_id) {
1604 case ENCODER_OBJECT_ID_TRAVIS:
1605 case ENCODER_OBJECT_ID_NUTMEG:
1606 return radeon_encoder->encoder_id;
1612 return ENCODER_OBJECT_ID_NONE;
1615 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1617 struct drm_encoder *encoder;
1618 struct radeon_encoder *radeon_encoder;
1621 drm_connector_for_each_possible_encoder(connector, encoder) {
1622 radeon_encoder = to_radeon_encoder(encoder);
1623 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1630 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1632 struct drm_device *dev = connector->dev;
1633 struct radeon_device *rdev = dev->dev_private;
1635 if (ASIC_IS_DCE5(rdev) &&
1636 (rdev->clock.default_dispclk >= 53900) &&
1637 radeon_connector_encoder_is_hbr2(connector)) {
1644 static enum drm_connector_status
1645 radeon_dp_detect(struct drm_connector *connector, bool force)
1647 struct drm_device *dev = connector->dev;
1648 struct radeon_device *rdev = dev->dev_private;
1649 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1650 enum drm_connector_status ret = connector_status_disconnected;
1651 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1652 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1655 if (radeon_dig_connector->is_mst)
1656 return connector_status_disconnected;
1658 if (!drm_kms_helper_is_poll_worker()) {
1659 r = pm_runtime_get_sync(connector->dev->dev);
1661 return connector_status_disconnected;
1664 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1665 ret = connector->status;
1669 radeon_connector_free_edid(connector);
1671 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1672 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1674 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1675 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1677 /* check if panel is valid */
1678 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1679 ret = connector_status_connected;
1680 /* don't fetch the edid from the vbios if ddc fails and runpm is
1681 * enabled so we report disconnected.
1683 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1684 ret = connector_status_disconnected;
1686 /* eDP is always DP */
1687 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1688 if (!radeon_dig_connector->edp_on)
1689 atombios_set_edp_panel_power(connector,
1690 ATOM_TRANSMITTER_ACTION_POWER_ON);
1691 if (radeon_dp_getdpcd(radeon_connector))
1692 ret = connector_status_connected;
1693 if (!radeon_dig_connector->edp_on)
1694 atombios_set_edp_panel_power(connector,
1695 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1696 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1697 ENCODER_OBJECT_ID_NONE) {
1698 /* DP bridges are always DP */
1699 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1700 /* get the DPCD from the bridge */
1701 radeon_dp_getdpcd(radeon_connector);
1704 /* setup ddc on the bridge */
1705 radeon_atom_ext_encoder_setup_ddc(encoder);
1706 /* bridge chips are always aux */
1707 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1708 ret = connector_status_connected;
1709 else if (radeon_connector->dac_load_detect) { /* try load detection */
1710 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1711 ret = encoder_funcs->detect(encoder, connector);
1715 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1716 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1717 ret = connector_status_connected;
1718 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1719 radeon_dp_getdpcd(radeon_connector);
1720 r = radeon_dp_mst_probe(radeon_connector);
1722 ret = connector_status_disconnected;
1725 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1726 if (radeon_dp_getdpcd(radeon_connector)) {
1727 r = radeon_dp_mst_probe(radeon_connector);
1729 ret = connector_status_disconnected;
1731 ret = connector_status_connected;
1734 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1735 if (radeon_ddc_probe(radeon_connector, false))
1736 ret = connector_status_connected;
1741 radeon_connector_update_scratch_regs(connector, ret);
1743 if ((radeon_audio != 0) && encoder) {
1744 radeon_connector_get_edid(connector);
1745 radeon_audio_detect(connector, encoder, ret);
1749 if (!drm_kms_helper_is_poll_worker()) {
1750 pm_runtime_mark_last_busy(connector->dev->dev);
1751 pm_runtime_put_autosuspend(connector->dev->dev);
1757 static enum drm_mode_status radeon_dp_mode_valid(struct drm_connector *connector,
1758 struct drm_display_mode *mode)
1760 struct drm_device *dev = connector->dev;
1761 struct radeon_device *rdev = dev->dev_private;
1762 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1763 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1765 /* XXX check mode bandwidth */
1767 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1768 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1769 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1771 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1775 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1776 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1778 /* AVIVO hardware supports downscaling modes larger than the panel
1779 * to the panel size, but I'm not sure this is desirable.
1781 if ((mode->hdisplay > native_mode->hdisplay) ||
1782 (mode->vdisplay > native_mode->vdisplay))
1785 /* if scaling is disabled, block non-native modes */
1786 if (radeon_encoder->rmx_type == RMX_OFF) {
1787 if ((mode->hdisplay != native_mode->hdisplay) ||
1788 (mode->vdisplay != native_mode->vdisplay))
1793 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1794 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1795 return radeon_dp_mode_valid_helper(connector, mode);
1797 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1798 /* HDMI 1.3+ supports max clock of 340 Mhz */
1799 if (mode->clock > 340000)
1800 return MODE_CLOCK_HIGH;
1802 if (mode->clock > 165000)
1803 return MODE_CLOCK_HIGH;
1811 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1812 .get_modes = radeon_dp_get_modes,
1813 .mode_valid = radeon_dp_mode_valid,
1814 .best_encoder = radeon_dvi_encoder,
1817 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1818 .dpms = drm_helper_connector_dpms,
1819 .detect = radeon_dp_detect,
1820 .fill_modes = drm_helper_probe_single_connector_modes,
1821 .set_property = radeon_connector_set_property,
1822 .early_unregister = radeon_connector_unregister,
1823 .destroy = radeon_connector_destroy,
1824 .force = radeon_dvi_force,
1827 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1828 .dpms = drm_helper_connector_dpms,
1829 .detect = radeon_dp_detect,
1830 .fill_modes = drm_helper_probe_single_connector_modes,
1831 .set_property = radeon_lvds_set_property,
1832 .early_unregister = radeon_connector_unregister,
1833 .destroy = radeon_connector_destroy,
1834 .force = radeon_dvi_force,
1837 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1838 .dpms = drm_helper_connector_dpms,
1839 .detect = radeon_dp_detect,
1840 .fill_modes = drm_helper_probe_single_connector_modes,
1841 .set_property = radeon_lvds_set_property,
1842 .early_unregister = radeon_connector_unregister,
1843 .destroy = radeon_connector_destroy,
1844 .force = radeon_dvi_force,
1848 radeon_add_atom_connector(struct drm_device *dev,
1849 uint32_t connector_id,
1850 uint32_t supported_device,
1852 struct radeon_i2c_bus_rec *i2c_bus,
1853 uint32_t igp_lane_info,
1854 uint16_t connector_object_id,
1855 struct radeon_hpd *hpd,
1856 struct radeon_router *router)
1858 struct radeon_device *rdev = dev->dev_private;
1859 struct drm_connector *connector;
1860 struct radeon_connector *radeon_connector;
1861 struct radeon_connector_atom_dig *radeon_dig_connector;
1862 struct drm_encoder *encoder;
1863 struct radeon_encoder *radeon_encoder;
1864 uint32_t subpixel_order = SubPixelNone;
1865 bool shared_ddc = false;
1866 bool is_dp_bridge = false;
1867 bool has_aux = false;
1869 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1872 /* if the user selected tv=0 don't try and add the connector */
1873 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1874 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1875 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1879 /* see if we already added it */
1880 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1881 radeon_connector = to_radeon_connector(connector);
1882 if (radeon_connector->connector_id == connector_id) {
1883 radeon_connector->devices |= supported_device;
1886 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1887 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1888 radeon_connector->shared_ddc = true;
1891 if (radeon_connector->router_bus && router->ddc_valid &&
1892 (radeon_connector->router.router_id == router->router_id)) {
1893 radeon_connector->shared_ddc = false;
1899 /* check if it's a dp bridge */
1900 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1901 radeon_encoder = to_radeon_encoder(encoder);
1902 if (radeon_encoder->devices & supported_device) {
1903 switch (radeon_encoder->encoder_id) {
1904 case ENCODER_OBJECT_ID_TRAVIS:
1905 case ENCODER_OBJECT_ID_NUTMEG:
1906 is_dp_bridge = true;
1914 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1915 if (!radeon_connector)
1918 connector = &radeon_connector->base;
1920 radeon_connector->connector_id = connector_id;
1921 radeon_connector->devices = supported_device;
1922 radeon_connector->shared_ddc = shared_ddc;
1923 radeon_connector->connector_object_id = connector_object_id;
1924 radeon_connector->hpd = *hpd;
1926 radeon_connector->router = *router;
1927 if (router->ddc_valid || router->cd_valid) {
1928 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1929 if (!radeon_connector->router_bus)
1930 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1934 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1935 if (!radeon_dig_connector)
1937 radeon_dig_connector->igp_lane_info = igp_lane_info;
1938 radeon_connector->con_priv = radeon_dig_connector;
1939 if (i2c_bus->valid) {
1940 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1941 if (radeon_connector->ddc_bus)
1944 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1946 switch (connector_type) {
1947 case DRM_MODE_CONNECTOR_VGA:
1948 case DRM_MODE_CONNECTOR_DVIA:
1950 drm_connector_init(dev, &radeon_connector->base,
1951 &radeon_dp_connector_funcs, connector_type);
1952 drm_connector_helper_add(&radeon_connector->base,
1953 &radeon_dp_connector_helper_funcs);
1954 connector->interlace_allowed = true;
1955 connector->doublescan_allowed = true;
1956 radeon_connector->dac_load_detect = true;
1957 drm_object_attach_property(&radeon_connector->base.base,
1958 rdev->mode_info.load_detect_property,
1960 drm_object_attach_property(&radeon_connector->base.base,
1961 dev->mode_config.scaling_mode_property,
1962 DRM_MODE_SCALE_NONE);
1963 if (ASIC_IS_DCE5(rdev))
1964 drm_object_attach_property(&radeon_connector->base.base,
1965 rdev->mode_info.output_csc_property,
1966 RADEON_OUTPUT_CSC_BYPASS);
1968 case DRM_MODE_CONNECTOR_DVII:
1969 case DRM_MODE_CONNECTOR_DVID:
1970 case DRM_MODE_CONNECTOR_HDMIA:
1971 case DRM_MODE_CONNECTOR_HDMIB:
1972 case DRM_MODE_CONNECTOR_DisplayPort:
1973 drm_connector_init(dev, &radeon_connector->base,
1974 &radeon_dp_connector_funcs, connector_type);
1975 drm_connector_helper_add(&radeon_connector->base,
1976 &radeon_dp_connector_helper_funcs);
1977 drm_object_attach_property(&radeon_connector->base.base,
1978 rdev->mode_info.underscan_property,
1980 drm_object_attach_property(&radeon_connector->base.base,
1981 rdev->mode_info.underscan_hborder_property,
1983 drm_object_attach_property(&radeon_connector->base.base,
1984 rdev->mode_info.underscan_vborder_property,
1987 drm_object_attach_property(&radeon_connector->base.base,
1988 dev->mode_config.scaling_mode_property,
1989 DRM_MODE_SCALE_NONE);
1991 drm_object_attach_property(&radeon_connector->base.base,
1992 rdev->mode_info.dither_property,
1993 RADEON_FMT_DITHER_DISABLE);
1995 if (radeon_audio != 0) {
1996 drm_object_attach_property(&radeon_connector->base.base,
1997 rdev->mode_info.audio_property,
1999 radeon_connector->audio = RADEON_AUDIO_AUTO;
2001 if (ASIC_IS_DCE5(rdev))
2002 drm_object_attach_property(&radeon_connector->base.base,
2003 rdev->mode_info.output_csc_property,
2004 RADEON_OUTPUT_CSC_BYPASS);
2006 subpixel_order = SubPixelHorizontalRGB;
2007 connector->interlace_allowed = true;
2008 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2009 connector->doublescan_allowed = true;
2011 connector->doublescan_allowed = false;
2012 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2013 radeon_connector->dac_load_detect = true;
2014 drm_object_attach_property(&radeon_connector->base.base,
2015 rdev->mode_info.load_detect_property,
2019 case DRM_MODE_CONNECTOR_LVDS:
2020 case DRM_MODE_CONNECTOR_eDP:
2021 drm_connector_init(dev, &radeon_connector->base,
2022 &radeon_lvds_bridge_connector_funcs, connector_type);
2023 drm_connector_helper_add(&radeon_connector->base,
2024 &radeon_dp_connector_helper_funcs);
2025 drm_object_attach_property(&radeon_connector->base.base,
2026 dev->mode_config.scaling_mode_property,
2027 DRM_MODE_SCALE_FULLSCREEN);
2028 subpixel_order = SubPixelHorizontalRGB;
2029 connector->interlace_allowed = false;
2030 connector->doublescan_allowed = false;
2034 switch (connector_type) {
2035 case DRM_MODE_CONNECTOR_VGA:
2036 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2037 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2038 if (i2c_bus->valid) {
2039 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2040 if (!radeon_connector->ddc_bus)
2041 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2043 radeon_connector->dac_load_detect = true;
2044 drm_object_attach_property(&radeon_connector->base.base,
2045 rdev->mode_info.load_detect_property,
2047 if (ASIC_IS_AVIVO(rdev))
2048 drm_object_attach_property(&radeon_connector->base.base,
2049 dev->mode_config.scaling_mode_property,
2050 DRM_MODE_SCALE_NONE);
2051 if (ASIC_IS_DCE5(rdev))
2052 drm_object_attach_property(&radeon_connector->base.base,
2053 rdev->mode_info.output_csc_property,
2054 RADEON_OUTPUT_CSC_BYPASS);
2055 /* no HPD on analog connectors */
2056 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2057 connector->interlace_allowed = true;
2058 connector->doublescan_allowed = true;
2060 case DRM_MODE_CONNECTOR_DVIA:
2061 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2062 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_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("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2068 radeon_connector->dac_load_detect = true;
2069 drm_object_attach_property(&radeon_connector->base.base,
2070 rdev->mode_info.load_detect_property,
2072 if (ASIC_IS_AVIVO(rdev))
2073 drm_object_attach_property(&radeon_connector->base.base,
2074 dev->mode_config.scaling_mode_property,
2075 DRM_MODE_SCALE_NONE);
2076 if (ASIC_IS_DCE5(rdev))
2077 drm_object_attach_property(&radeon_connector->base.base,
2078 rdev->mode_info.output_csc_property,
2079 RADEON_OUTPUT_CSC_BYPASS);
2080 /* no HPD on analog connectors */
2081 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2082 connector->interlace_allowed = true;
2083 connector->doublescan_allowed = true;
2085 case DRM_MODE_CONNECTOR_DVII:
2086 case DRM_MODE_CONNECTOR_DVID:
2087 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2088 if (!radeon_dig_connector)
2090 radeon_dig_connector->igp_lane_info = igp_lane_info;
2091 radeon_connector->con_priv = radeon_dig_connector;
2092 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2093 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2094 if (i2c_bus->valid) {
2095 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2096 if (!radeon_connector->ddc_bus)
2097 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2099 subpixel_order = SubPixelHorizontalRGB;
2100 drm_object_attach_property(&radeon_connector->base.base,
2101 rdev->mode_info.coherent_mode_property,
2103 if (ASIC_IS_AVIVO(rdev)) {
2104 drm_object_attach_property(&radeon_connector->base.base,
2105 rdev->mode_info.underscan_property,
2107 drm_object_attach_property(&radeon_connector->base.base,
2108 rdev->mode_info.underscan_hborder_property,
2110 drm_object_attach_property(&radeon_connector->base.base,
2111 rdev->mode_info.underscan_vborder_property,
2113 drm_object_attach_property(&radeon_connector->base.base,
2114 rdev->mode_info.dither_property,
2115 RADEON_FMT_DITHER_DISABLE);
2116 drm_object_attach_property(&radeon_connector->base.base,
2117 dev->mode_config.scaling_mode_property,
2118 DRM_MODE_SCALE_NONE);
2120 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2121 drm_object_attach_property(&radeon_connector->base.base,
2122 rdev->mode_info.audio_property,
2124 radeon_connector->audio = RADEON_AUDIO_AUTO;
2126 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2127 radeon_connector->dac_load_detect = true;
2128 drm_object_attach_property(&radeon_connector->base.base,
2129 rdev->mode_info.load_detect_property,
2132 if (ASIC_IS_DCE5(rdev))
2133 drm_object_attach_property(&radeon_connector->base.base,
2134 rdev->mode_info.output_csc_property,
2135 RADEON_OUTPUT_CSC_BYPASS);
2136 connector->interlace_allowed = true;
2137 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2138 connector->doublescan_allowed = true;
2140 connector->doublescan_allowed = false;
2142 case DRM_MODE_CONNECTOR_HDMIA:
2143 case DRM_MODE_CONNECTOR_HDMIB:
2144 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2145 if (!radeon_dig_connector)
2147 radeon_dig_connector->igp_lane_info = igp_lane_info;
2148 radeon_connector->con_priv = radeon_dig_connector;
2149 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2150 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2151 if (i2c_bus->valid) {
2152 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2153 if (!radeon_connector->ddc_bus)
2154 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2156 drm_object_attach_property(&radeon_connector->base.base,
2157 rdev->mode_info.coherent_mode_property,
2159 if (ASIC_IS_AVIVO(rdev)) {
2160 drm_object_attach_property(&radeon_connector->base.base,
2161 rdev->mode_info.underscan_property,
2163 drm_object_attach_property(&radeon_connector->base.base,
2164 rdev->mode_info.underscan_hborder_property,
2166 drm_object_attach_property(&radeon_connector->base.base,
2167 rdev->mode_info.underscan_vborder_property,
2169 drm_object_attach_property(&radeon_connector->base.base,
2170 rdev->mode_info.dither_property,
2171 RADEON_FMT_DITHER_DISABLE);
2172 drm_object_attach_property(&radeon_connector->base.base,
2173 dev->mode_config.scaling_mode_property,
2174 DRM_MODE_SCALE_NONE);
2176 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2177 drm_object_attach_property(&radeon_connector->base.base,
2178 rdev->mode_info.audio_property,
2180 radeon_connector->audio = RADEON_AUDIO_AUTO;
2182 if (ASIC_IS_DCE5(rdev))
2183 drm_object_attach_property(&radeon_connector->base.base,
2184 rdev->mode_info.output_csc_property,
2185 RADEON_OUTPUT_CSC_BYPASS);
2186 subpixel_order = SubPixelHorizontalRGB;
2187 connector->interlace_allowed = true;
2188 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2189 connector->doublescan_allowed = true;
2191 connector->doublescan_allowed = false;
2193 case DRM_MODE_CONNECTOR_DisplayPort:
2194 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2195 if (!radeon_dig_connector)
2197 radeon_dig_connector->igp_lane_info = igp_lane_info;
2198 radeon_connector->con_priv = radeon_dig_connector;
2199 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2200 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2201 if (i2c_bus->valid) {
2202 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2203 if (radeon_connector->ddc_bus)
2206 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2208 subpixel_order = SubPixelHorizontalRGB;
2209 drm_object_attach_property(&radeon_connector->base.base,
2210 rdev->mode_info.coherent_mode_property,
2212 if (ASIC_IS_AVIVO(rdev)) {
2213 drm_object_attach_property(&radeon_connector->base.base,
2214 rdev->mode_info.underscan_property,
2216 drm_object_attach_property(&radeon_connector->base.base,
2217 rdev->mode_info.underscan_hborder_property,
2219 drm_object_attach_property(&radeon_connector->base.base,
2220 rdev->mode_info.underscan_vborder_property,
2222 drm_object_attach_property(&radeon_connector->base.base,
2223 rdev->mode_info.dither_property,
2224 RADEON_FMT_DITHER_DISABLE);
2225 drm_object_attach_property(&radeon_connector->base.base,
2226 dev->mode_config.scaling_mode_property,
2227 DRM_MODE_SCALE_NONE);
2229 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2230 drm_object_attach_property(&radeon_connector->base.base,
2231 rdev->mode_info.audio_property,
2233 radeon_connector->audio = RADEON_AUDIO_AUTO;
2235 if (ASIC_IS_DCE5(rdev))
2236 drm_object_attach_property(&radeon_connector->base.base,
2237 rdev->mode_info.output_csc_property,
2238 RADEON_OUTPUT_CSC_BYPASS);
2239 connector->interlace_allowed = true;
2240 /* in theory with a DP to VGA converter... */
2241 connector->doublescan_allowed = false;
2243 case DRM_MODE_CONNECTOR_eDP:
2244 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2245 if (!radeon_dig_connector)
2247 radeon_dig_connector->igp_lane_info = igp_lane_info;
2248 radeon_connector->con_priv = radeon_dig_connector;
2249 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2250 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2251 if (i2c_bus->valid) {
2252 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2253 if (radeon_connector->ddc_bus)
2256 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2258 drm_object_attach_property(&radeon_connector->base.base,
2259 dev->mode_config.scaling_mode_property,
2260 DRM_MODE_SCALE_FULLSCREEN);
2261 subpixel_order = SubPixelHorizontalRGB;
2262 connector->interlace_allowed = false;
2263 connector->doublescan_allowed = false;
2265 case DRM_MODE_CONNECTOR_SVIDEO:
2266 case DRM_MODE_CONNECTOR_Composite:
2267 case DRM_MODE_CONNECTOR_9PinDIN:
2268 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2269 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2270 radeon_connector->dac_load_detect = true;
2271 drm_object_attach_property(&radeon_connector->base.base,
2272 rdev->mode_info.load_detect_property,
2274 drm_object_attach_property(&radeon_connector->base.base,
2275 rdev->mode_info.tv_std_property,
2276 radeon_atombios_get_tv_info(rdev));
2277 /* no HPD on analog connectors */
2278 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2279 connector->interlace_allowed = false;
2280 connector->doublescan_allowed = false;
2282 case DRM_MODE_CONNECTOR_LVDS:
2283 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2284 if (!radeon_dig_connector)
2286 radeon_dig_connector->igp_lane_info = igp_lane_info;
2287 radeon_connector->con_priv = radeon_dig_connector;
2288 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2289 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2290 if (i2c_bus->valid) {
2291 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2292 if (!radeon_connector->ddc_bus)
2293 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2295 drm_object_attach_property(&radeon_connector->base.base,
2296 dev->mode_config.scaling_mode_property,
2297 DRM_MODE_SCALE_FULLSCREEN);
2298 subpixel_order = SubPixelHorizontalRGB;
2299 connector->interlace_allowed = false;
2300 connector->doublescan_allowed = false;
2305 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2306 if (i2c_bus->valid) {
2307 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2308 DRM_CONNECTOR_POLL_DISCONNECT;
2311 connector->polled = DRM_CONNECTOR_POLL_HPD;
2313 connector->display_info.subpixel_order = subpixel_order;
2314 drm_connector_register(connector);
2317 radeon_dp_aux_init(radeon_connector);
2322 drm_connector_cleanup(connector);
2327 radeon_add_legacy_connector(struct drm_device *dev,
2328 uint32_t connector_id,
2329 uint32_t supported_device,
2331 struct radeon_i2c_bus_rec *i2c_bus,
2332 uint16_t connector_object_id,
2333 struct radeon_hpd *hpd)
2335 struct radeon_device *rdev = dev->dev_private;
2336 struct drm_connector *connector;
2337 struct radeon_connector *radeon_connector;
2338 uint32_t subpixel_order = SubPixelNone;
2340 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2343 /* if the user selected tv=0 don't try and add the connector */
2344 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2345 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2346 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2350 /* see if we already added it */
2351 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2352 radeon_connector = to_radeon_connector(connector);
2353 if (radeon_connector->connector_id == connector_id) {
2354 radeon_connector->devices |= supported_device;
2359 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2360 if (!radeon_connector)
2363 connector = &radeon_connector->base;
2365 radeon_connector->connector_id = connector_id;
2366 radeon_connector->devices = supported_device;
2367 radeon_connector->connector_object_id = connector_object_id;
2368 radeon_connector->hpd = *hpd;
2370 switch (connector_type) {
2371 case DRM_MODE_CONNECTOR_VGA:
2372 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2373 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_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("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2379 radeon_connector->dac_load_detect = true;
2380 drm_object_attach_property(&radeon_connector->base.base,
2381 rdev->mode_info.load_detect_property,
2383 /* no HPD on analog connectors */
2384 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2385 connector->interlace_allowed = true;
2386 connector->doublescan_allowed = true;
2388 case DRM_MODE_CONNECTOR_DVIA:
2389 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2390 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2391 if (i2c_bus->valid) {
2392 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2393 if (!radeon_connector->ddc_bus)
2394 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2396 radeon_connector->dac_load_detect = true;
2397 drm_object_attach_property(&radeon_connector->base.base,
2398 rdev->mode_info.load_detect_property,
2400 /* no HPD on analog connectors */
2401 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2402 connector->interlace_allowed = true;
2403 connector->doublescan_allowed = true;
2405 case DRM_MODE_CONNECTOR_DVII:
2406 case DRM_MODE_CONNECTOR_DVID:
2407 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2408 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2409 if (i2c_bus->valid) {
2410 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2411 if (!radeon_connector->ddc_bus)
2412 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2414 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2415 radeon_connector->dac_load_detect = true;
2416 drm_object_attach_property(&radeon_connector->base.base,
2417 rdev->mode_info.load_detect_property,
2420 subpixel_order = SubPixelHorizontalRGB;
2421 connector->interlace_allowed = true;
2422 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2423 connector->doublescan_allowed = true;
2425 connector->doublescan_allowed = false;
2427 case DRM_MODE_CONNECTOR_SVIDEO:
2428 case DRM_MODE_CONNECTOR_Composite:
2429 case DRM_MODE_CONNECTOR_9PinDIN:
2430 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2431 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2432 radeon_connector->dac_load_detect = true;
2433 /* RS400,RC410,RS480 chipset seems to report a lot
2434 * of false positive on load detect, we haven't yet
2435 * found a way to make load detect reliable on those
2436 * chipset, thus just disable it for TV.
2438 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2439 radeon_connector->dac_load_detect = false;
2440 drm_object_attach_property(&radeon_connector->base.base,
2441 rdev->mode_info.load_detect_property,
2442 radeon_connector->dac_load_detect);
2443 drm_object_attach_property(&radeon_connector->base.base,
2444 rdev->mode_info.tv_std_property,
2445 radeon_combios_get_tv_info(rdev));
2446 /* no HPD on analog connectors */
2447 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2448 connector->interlace_allowed = false;
2449 connector->doublescan_allowed = false;
2451 case DRM_MODE_CONNECTOR_LVDS:
2452 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2453 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2454 if (i2c_bus->valid) {
2455 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2456 if (!radeon_connector->ddc_bus)
2457 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2459 drm_object_attach_property(&radeon_connector->base.base,
2460 dev->mode_config.scaling_mode_property,
2461 DRM_MODE_SCALE_FULLSCREEN);
2462 subpixel_order = SubPixelHorizontalRGB;
2463 connector->interlace_allowed = false;
2464 connector->doublescan_allowed = false;
2468 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2469 if (i2c_bus->valid) {
2470 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2471 DRM_CONNECTOR_POLL_DISCONNECT;
2474 connector->polled = DRM_CONNECTOR_POLL_HPD;
2476 connector->display_info.subpixel_order = subpixel_order;
2477 drm_connector_register(connector);
2480 void radeon_setup_mst_connector(struct drm_device *dev)
2482 struct radeon_device *rdev = dev->dev_private;
2483 struct drm_connector *connector;
2484 struct radeon_connector *radeon_connector;
2486 if (!ASIC_IS_DCE5(rdev))
2489 if (radeon_mst == 0)
2492 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2495 radeon_connector = to_radeon_connector(connector);
2497 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2500 ret = radeon_dp_mst_init(radeon_connector);