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 radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
94 radeon_dp_needs_link_train(radeon_connector)) {
95 /* Don't start link training before we have the DPCD */
96 if (!radeon_dp_getdpcd(radeon_connector))
99 /* Turn the connector off and back on immediately, which
100 * will trigger link training
102 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
103 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
108 static void radeon_property_change_mode(struct drm_encoder *encoder)
110 struct drm_crtc *crtc = encoder->crtc;
112 if (crtc && crtc->enabled) {
113 drm_crtc_helper_set_mode(crtc, &crtc->mode,
114 crtc->x, crtc->y, crtc->primary->fb);
118 int radeon_get_monitor_bpc(struct drm_connector *connector)
120 struct drm_device *dev = connector->dev;
121 struct radeon_device *rdev = dev->dev_private;
122 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
123 struct radeon_connector_atom_dig *dig_connector;
125 int mode_clock, max_tmds_clock;
127 switch (connector->connector_type) {
128 case DRM_MODE_CONNECTOR_DVII:
129 case DRM_MODE_CONNECTOR_HDMIB:
130 if (radeon_connector->use_digital) {
131 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
132 if (connector->display_info.bpc)
133 bpc = connector->display_info.bpc;
137 case DRM_MODE_CONNECTOR_DVID:
138 case DRM_MODE_CONNECTOR_HDMIA:
139 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
140 if (connector->display_info.bpc)
141 bpc = connector->display_info.bpc;
144 case DRM_MODE_CONNECTOR_DisplayPort:
145 dig_connector = radeon_connector->con_priv;
146 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
147 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
148 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
149 if (connector->display_info.bpc)
150 bpc = connector->display_info.bpc;
153 case DRM_MODE_CONNECTOR_eDP:
154 case DRM_MODE_CONNECTOR_LVDS:
155 if (connector->display_info.bpc)
156 bpc = connector->display_info.bpc;
157 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
158 const struct drm_connector_helper_funcs *connector_funcs =
159 connector->helper_private;
160 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
161 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
162 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
164 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
166 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
172 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
173 /* hdmi deep color only implemented on DCE4+ */
174 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
175 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
176 connector->name, bpc);
181 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
182 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
183 * 12 bpc is always supported on hdmi deep color sinks, as this is
184 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
187 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
188 connector->name, bpc);
192 /* Any defined maximum tmds clock limit we must not exceed? */
193 if (connector->max_tmds_clock > 0) {
194 /* mode_clock is clock in kHz for mode to be modeset on this connector */
195 mode_clock = radeon_connector->pixelclock_for_modeset;
197 /* Maximum allowable input clock in kHz */
198 max_tmds_clock = connector->max_tmds_clock * 1000;
200 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
201 connector->name, mode_clock, max_tmds_clock);
203 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
204 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
205 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
206 (mode_clock * 5/4 <= max_tmds_clock))
211 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
212 connector->name, bpc);
215 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
217 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
218 connector->name, bpc);
222 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
223 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
229 if ((radeon_deep_color == 0) && (bpc > 8)) {
230 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
235 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
236 connector->name, connector->display_info.bpc, bpc);
242 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
244 struct drm_device *dev = connector->dev;
245 struct radeon_device *rdev = dev->dev_private;
246 struct drm_encoder *best_encoder = NULL;
247 struct drm_encoder *encoder = NULL;
248 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
252 best_encoder = connector_funcs->best_encoder(connector);
254 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
255 if (connector->encoder_ids[i] == 0)
258 encoder = drm_encoder_find(connector->dev,
259 connector->encoder_ids[i]);
263 if ((encoder == best_encoder) && (status == connector_status_connected))
268 if (rdev->is_atom_bios)
269 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
271 radeon_combios_connected_scratch_regs(connector, encoder, connected);
276 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
278 struct drm_encoder *encoder;
281 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
282 if (connector->encoder_ids[i] == 0)
285 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
289 if (encoder->encoder_type == encoder_type)
295 struct edid *radeon_connector_edid(struct drm_connector *connector)
297 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
298 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
300 if (radeon_connector->edid) {
301 return radeon_connector->edid;
302 } else if (edid_blob) {
303 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
305 radeon_connector->edid = edid;
307 return radeon_connector->edid;
310 static void radeon_connector_get_edid(struct drm_connector *connector)
312 struct drm_device *dev = connector->dev;
313 struct radeon_device *rdev = dev->dev_private;
314 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
316 if (radeon_connector->edid)
319 /* on hw with routers, select right port */
320 if (radeon_connector->router.ddc_valid)
321 radeon_router_select_ddc_port(radeon_connector);
323 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
324 ENCODER_OBJECT_ID_NONE) &&
325 radeon_connector->ddc_bus->has_aux) {
326 radeon_connector->edid = drm_get_edid(connector,
327 &radeon_connector->ddc_bus->aux.ddc);
328 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
329 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
330 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
332 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
333 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
334 radeon_connector->ddc_bus->has_aux)
335 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
336 &radeon_connector->ddc_bus->aux.ddc);
337 else if (radeon_connector->ddc_bus)
338 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
339 &radeon_connector->ddc_bus->adapter);
340 } else if (radeon_connector->ddc_bus) {
341 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
342 &radeon_connector->ddc_bus->adapter);
345 if (!radeon_connector->edid) {
346 /* don't fetch the edid from the vbios if ddc fails and runpm is
347 * enabled so we report disconnected.
349 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
352 if (rdev->is_atom_bios) {
353 /* some laptops provide a hardcoded edid in rom for LCDs */
354 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
355 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
356 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
358 /* some servers provide a hardcoded edid in rom for KVMs */
359 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
364 static void radeon_connector_free_edid(struct drm_connector *connector)
366 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
368 if (radeon_connector->edid) {
369 kfree(radeon_connector->edid);
370 radeon_connector->edid = NULL;
374 static int radeon_ddc_get_modes(struct drm_connector *connector)
376 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
379 if (radeon_connector->edid) {
380 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
381 ret = drm_add_edid_modes(connector, radeon_connector->edid);
382 drm_edid_to_eld(connector, radeon_connector->edid);
385 drm_mode_connector_update_edid_property(connector, NULL);
389 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
391 int enc_id = connector->encoder_ids[0];
392 /* pick the encoder ids */
394 return drm_encoder_find(connector->dev, enc_id);
398 static void radeon_get_native_mode(struct drm_connector *connector)
400 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
401 struct radeon_encoder *radeon_encoder;
406 radeon_encoder = to_radeon_encoder(encoder);
408 if (!list_empty(&connector->probed_modes)) {
409 struct drm_display_mode *preferred_mode =
410 list_first_entry(&connector->probed_modes,
411 struct drm_display_mode, head);
413 radeon_encoder->native_mode = *preferred_mode;
415 radeon_encoder->native_mode.clock = 0;
420 * radeon_connector_analog_encoder_conflict_solve
421 * - search for other connectors sharing this encoder
422 * if priority is true, then set them disconnected if this is connected
423 * if priority is false, set us disconnected if they are connected
425 static enum drm_connector_status
426 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
427 struct drm_encoder *encoder,
428 enum drm_connector_status current_status,
431 struct drm_device *dev = connector->dev;
432 struct drm_connector *conflict;
433 struct radeon_connector *radeon_conflict;
436 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
437 if (conflict == connector)
440 radeon_conflict = to_radeon_connector(conflict);
441 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
442 if (conflict->encoder_ids[i] == 0)
445 /* if the IDs match */
446 if (conflict->encoder_ids[i] == encoder->base.id) {
447 if (conflict->status != connector_status_connected)
450 if (radeon_conflict->use_digital)
453 if (priority == true) {
454 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
456 DRM_DEBUG_KMS("in favor of %s\n",
458 conflict->status = connector_status_disconnected;
459 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
461 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
463 DRM_DEBUG_KMS("in favor of %s\n",
465 current_status = connector_status_disconnected;
471 return current_status;
475 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
477 struct drm_device *dev = encoder->dev;
478 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
479 struct drm_display_mode *mode = NULL;
480 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
482 if (native_mode->hdisplay != 0 &&
483 native_mode->vdisplay != 0 &&
484 native_mode->clock != 0) {
485 mode = drm_mode_duplicate(dev, native_mode);
486 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
487 drm_mode_set_name(mode);
489 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
490 } else if (native_mode->hdisplay != 0 &&
491 native_mode->vdisplay != 0) {
492 /* mac laptops without an edid */
493 /* Note that this is not necessarily the exact panel mode,
494 * but an approximation based on the cvt formula. For these
495 * systems we should ideally read the mode info out of the
496 * registers or add a mode table, but this works and is much
499 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
500 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
501 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
506 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
508 struct drm_device *dev = encoder->dev;
509 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
510 struct drm_display_mode *mode = NULL;
511 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
516 } common_modes[17] = {
536 for (i = 0; i < 17; i++) {
537 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
538 if (common_modes[i].w > 1024 ||
539 common_modes[i].h > 768)
542 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
543 if (common_modes[i].w > native_mode->hdisplay ||
544 common_modes[i].h > native_mode->vdisplay ||
545 (common_modes[i].w == native_mode->hdisplay &&
546 common_modes[i].h == native_mode->vdisplay))
549 if (common_modes[i].w < 320 || common_modes[i].h < 200)
552 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
553 drm_mode_probed_add(connector, mode);
557 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
560 struct drm_device *dev = connector->dev;
561 struct radeon_device *rdev = dev->dev_private;
562 struct drm_encoder *encoder;
563 struct radeon_encoder *radeon_encoder;
565 if (property == rdev->mode_info.coherent_mode_property) {
566 struct radeon_encoder_atom_dig *dig;
567 bool new_coherent_mode;
569 /* need to find digital encoder on connector */
570 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
574 radeon_encoder = to_radeon_encoder(encoder);
576 if (!radeon_encoder->enc_priv)
579 dig = radeon_encoder->enc_priv;
580 new_coherent_mode = val ? true : false;
581 if (dig->coherent_mode != new_coherent_mode) {
582 dig->coherent_mode = new_coherent_mode;
583 radeon_property_change_mode(&radeon_encoder->base);
587 if (property == rdev->mode_info.audio_property) {
588 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
589 /* need to find digital encoder on connector */
590 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
594 radeon_encoder = to_radeon_encoder(encoder);
596 if (radeon_connector->audio != val) {
597 radeon_connector->audio = val;
598 radeon_property_change_mode(&radeon_encoder->base);
602 if (property == rdev->mode_info.dither_property) {
603 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
604 /* need to find digital encoder on connector */
605 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
609 radeon_encoder = to_radeon_encoder(encoder);
611 if (radeon_connector->dither != val) {
612 radeon_connector->dither = val;
613 radeon_property_change_mode(&radeon_encoder->base);
617 if (property == rdev->mode_info.underscan_property) {
618 /* need to find digital encoder on connector */
619 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
623 radeon_encoder = to_radeon_encoder(encoder);
625 if (radeon_encoder->underscan_type != val) {
626 radeon_encoder->underscan_type = val;
627 radeon_property_change_mode(&radeon_encoder->base);
631 if (property == rdev->mode_info.underscan_hborder_property) {
632 /* need to find digital encoder on connector */
633 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
637 radeon_encoder = to_radeon_encoder(encoder);
639 if (radeon_encoder->underscan_hborder != val) {
640 radeon_encoder->underscan_hborder = val;
641 radeon_property_change_mode(&radeon_encoder->base);
645 if (property == rdev->mode_info.underscan_vborder_property) {
646 /* need to find digital encoder on connector */
647 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
651 radeon_encoder = to_radeon_encoder(encoder);
653 if (radeon_encoder->underscan_vborder != val) {
654 radeon_encoder->underscan_vborder = val;
655 radeon_property_change_mode(&radeon_encoder->base);
659 if (property == rdev->mode_info.tv_std_property) {
660 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
662 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
668 radeon_encoder = to_radeon_encoder(encoder);
669 if (!radeon_encoder->enc_priv)
671 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
672 struct radeon_encoder_atom_dac *dac_int;
673 dac_int = radeon_encoder->enc_priv;
674 dac_int->tv_std = val;
676 struct radeon_encoder_tv_dac *dac_int;
677 dac_int = radeon_encoder->enc_priv;
678 dac_int->tv_std = val;
680 radeon_property_change_mode(&radeon_encoder->base);
683 if (property == rdev->mode_info.load_detect_property) {
684 struct radeon_connector *radeon_connector =
685 to_radeon_connector(connector);
688 radeon_connector->dac_load_detect = false;
690 radeon_connector->dac_load_detect = true;
693 if (property == rdev->mode_info.tmds_pll_property) {
694 struct radeon_encoder_int_tmds *tmds = NULL;
696 /* need to find digital encoder on connector */
697 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
701 radeon_encoder = to_radeon_encoder(encoder);
703 tmds = radeon_encoder->enc_priv;
708 if (rdev->is_atom_bios)
709 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
711 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
713 if (val == 1 || ret == false) {
714 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
716 radeon_property_change_mode(&radeon_encoder->base);
719 if (property == dev->mode_config.scaling_mode_property) {
720 enum radeon_rmx_type rmx_type;
722 if (connector->encoder)
723 radeon_encoder = to_radeon_encoder(connector->encoder);
725 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
726 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
731 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
732 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
733 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
734 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
736 if (radeon_encoder->rmx_type == rmx_type)
739 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
740 (radeon_encoder->native_mode.clock == 0))
743 radeon_encoder->rmx_type = rmx_type;
745 radeon_property_change_mode(&radeon_encoder->base);
748 if (property == rdev->mode_info.output_csc_property) {
749 if (connector->encoder)
750 radeon_encoder = to_radeon_encoder(connector->encoder);
752 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
753 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
756 if (radeon_encoder->output_csc == val)
759 radeon_encoder->output_csc = val;
761 if (connector->encoder && connector->encoder->crtc) {
762 struct drm_crtc *crtc = connector->encoder->crtc;
763 const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
764 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
766 radeon_crtc->output_csc = radeon_encoder->output_csc;
768 (*crtc_funcs->load_lut)(crtc);
775 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
776 struct drm_connector *connector)
778 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
779 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
780 struct drm_display_mode *t, *mode;
782 /* If the EDID preferred mode doesn't match the native mode, use it */
783 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
784 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
785 if (mode->hdisplay != native_mode->hdisplay ||
786 mode->vdisplay != native_mode->vdisplay)
787 memcpy(native_mode, mode, sizeof(*mode));
791 /* Try to get native mode details from EDID if necessary */
792 if (!native_mode->clock) {
793 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
794 if (mode->hdisplay == native_mode->hdisplay &&
795 mode->vdisplay == native_mode->vdisplay) {
796 *native_mode = *mode;
797 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
798 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
804 if (!native_mode->clock) {
805 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
806 radeon_encoder->rmx_type = RMX_OFF;
810 static int radeon_lvds_get_modes(struct drm_connector *connector)
812 struct drm_encoder *encoder;
814 struct drm_display_mode *mode;
816 radeon_connector_get_edid(connector);
817 ret = radeon_ddc_get_modes(connector);
819 encoder = radeon_best_single_encoder(connector);
821 radeon_fixup_lvds_native_mode(encoder, connector);
822 /* add scaled modes */
823 radeon_add_common_modes(encoder, connector);
828 encoder = radeon_best_single_encoder(connector);
832 /* we have no EDID modes */
833 mode = radeon_fp_native_mode(encoder);
836 drm_mode_probed_add(connector, mode);
837 /* add the width/height from vbios tables if available */
838 connector->display_info.width_mm = mode->width_mm;
839 connector->display_info.height_mm = mode->height_mm;
840 /* add scaled modes */
841 radeon_add_common_modes(encoder, connector);
847 static enum drm_mode_status radeon_lvds_mode_valid(struct drm_connector *connector,
848 struct drm_display_mode *mode)
850 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
852 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
856 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
857 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
859 /* AVIVO hardware supports downscaling modes larger than the panel
860 * to the panel size, but I'm not sure this is desirable.
862 if ((mode->hdisplay > native_mode->hdisplay) ||
863 (mode->vdisplay > native_mode->vdisplay))
866 /* if scaling is disabled, block non-native modes */
867 if (radeon_encoder->rmx_type == RMX_OFF) {
868 if ((mode->hdisplay != native_mode->hdisplay) ||
869 (mode->vdisplay != native_mode->vdisplay))
877 static enum drm_connector_status
878 radeon_lvds_detect(struct drm_connector *connector, bool force)
880 struct drm_device *dev = connector->dev;
881 struct radeon_device *rdev = dev->dev_private;
882 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
883 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
884 enum drm_connector_status ret = connector_status_disconnected;
887 if (!drm_kms_helper_is_poll_worker()) {
888 r = pm_runtime_get_sync(connector->dev->dev);
890 pm_runtime_put_autosuspend(connector->dev->dev);
891 return connector_status_disconnected;
896 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
897 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
899 /* check if panel is valid */
900 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
901 ret = connector_status_connected;
902 /* don't fetch the edid from the vbios if ddc fails and runpm is
903 * enabled so we report disconnected.
905 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
906 ret = connector_status_disconnected;
909 /* check for edid as well */
910 radeon_connector_get_edid(connector);
911 if (radeon_connector->edid)
912 ret = connector_status_connected;
913 /* check acpi lid status ??? */
915 radeon_connector_update_scratch_regs(connector, ret);
917 if (!drm_kms_helper_is_poll_worker()) {
918 pm_runtime_mark_last_busy(connector->dev->dev);
919 pm_runtime_put_autosuspend(connector->dev->dev);
925 static void radeon_connector_destroy(struct drm_connector *connector)
927 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
929 radeon_connector_free_edid(connector);
930 kfree(radeon_connector->con_priv);
931 drm_connector_unregister(connector);
932 drm_connector_cleanup(connector);
936 static int radeon_lvds_set_property(struct drm_connector *connector,
937 struct drm_property *property,
940 struct drm_device *dev = connector->dev;
941 struct radeon_encoder *radeon_encoder;
942 enum radeon_rmx_type rmx_type;
945 if (property != dev->mode_config.scaling_mode_property)
948 if (connector->encoder)
949 radeon_encoder = to_radeon_encoder(connector->encoder);
951 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
952 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
956 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
957 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
958 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
960 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
962 if (radeon_encoder->rmx_type == rmx_type)
965 radeon_encoder->rmx_type = rmx_type;
967 radeon_property_change_mode(&radeon_encoder->base);
972 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
973 .get_modes = radeon_lvds_get_modes,
974 .mode_valid = radeon_lvds_mode_valid,
975 .best_encoder = radeon_best_single_encoder,
978 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
979 .dpms = drm_helper_connector_dpms,
980 .detect = radeon_lvds_detect,
981 .fill_modes = drm_helper_probe_single_connector_modes,
982 .destroy = radeon_connector_destroy,
983 .set_property = radeon_lvds_set_property,
986 static int radeon_vga_get_modes(struct drm_connector *connector)
990 radeon_connector_get_edid(connector);
991 ret = radeon_ddc_get_modes(connector);
993 radeon_get_native_mode(connector);
998 static enum drm_mode_status radeon_vga_mode_valid(struct drm_connector *connector,
999 struct drm_display_mode *mode)
1001 struct drm_device *dev = connector->dev;
1002 struct radeon_device *rdev = dev->dev_private;
1004 /* XXX check mode bandwidth */
1006 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1007 return MODE_CLOCK_HIGH;
1012 static enum drm_connector_status
1013 radeon_vga_detect(struct drm_connector *connector, bool force)
1015 struct drm_device *dev = connector->dev;
1016 struct radeon_device *rdev = dev->dev_private;
1017 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1018 struct drm_encoder *encoder;
1019 const struct drm_encoder_helper_funcs *encoder_funcs;
1021 enum drm_connector_status ret = connector_status_disconnected;
1024 if (!drm_kms_helper_is_poll_worker()) {
1025 r = pm_runtime_get_sync(connector->dev->dev);
1027 pm_runtime_put_autosuspend(connector->dev->dev);
1028 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 .destroy = radeon_connector_destroy,
1116 .set_property = radeon_connector_set_property,
1119 static int radeon_tv_get_modes(struct drm_connector *connector)
1121 struct drm_device *dev = connector->dev;
1122 struct radeon_device *rdev = dev->dev_private;
1123 struct drm_display_mode *tv_mode;
1124 struct drm_encoder *encoder;
1126 encoder = radeon_best_single_encoder(connector);
1130 /* avivo chips can scale any mode */
1131 if (rdev->family >= CHIP_RS600)
1132 /* add scaled modes */
1133 radeon_add_common_modes(encoder, connector);
1135 /* only 800x600 is supported right now on pre-avivo chips */
1136 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1137 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1138 drm_mode_probed_add(connector, tv_mode);
1143 static enum drm_mode_status radeon_tv_mode_valid(struct drm_connector *connector,
1144 struct drm_display_mode *mode)
1146 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1147 return MODE_CLOCK_RANGE;
1151 static enum drm_connector_status
1152 radeon_tv_detect(struct drm_connector *connector, bool force)
1154 struct drm_encoder *encoder;
1155 const struct drm_encoder_helper_funcs *encoder_funcs;
1156 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1157 enum drm_connector_status ret = connector_status_disconnected;
1160 if (!radeon_connector->dac_load_detect)
1163 if (!drm_kms_helper_is_poll_worker()) {
1164 r = pm_runtime_get_sync(connector->dev->dev);
1166 pm_runtime_put_autosuspend(connector->dev->dev);
1167 return connector_status_disconnected;
1171 encoder = radeon_best_single_encoder(connector);
1173 ret = connector_status_disconnected;
1175 encoder_funcs = encoder->helper_private;
1176 ret = encoder_funcs->detect(encoder, connector);
1178 if (ret == connector_status_connected)
1179 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1180 radeon_connector_update_scratch_regs(connector, ret);
1182 if (!drm_kms_helper_is_poll_worker()) {
1183 pm_runtime_mark_last_busy(connector->dev->dev);
1184 pm_runtime_put_autosuspend(connector->dev->dev);
1190 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1191 .get_modes = radeon_tv_get_modes,
1192 .mode_valid = radeon_tv_mode_valid,
1193 .best_encoder = radeon_best_single_encoder,
1196 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1197 .dpms = drm_helper_connector_dpms,
1198 .detect = radeon_tv_detect,
1199 .fill_modes = drm_helper_probe_single_connector_modes,
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 pm_runtime_put_autosuspend(connector->dev->dev);
1252 return connector_status_disconnected;
1256 if (radeon_connector->detected_hpd_without_ddc) {
1258 radeon_connector->detected_hpd_without_ddc = false;
1261 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1262 ret = connector->status;
1266 if (radeon_connector->ddc_bus) {
1267 dret = radeon_ddc_probe(radeon_connector, false);
1269 /* Sometimes the pins required for the DDC probe on DVI
1270 * connectors don't make contact at the same time that the ones
1271 * for HPD do. If the DDC probe fails even though we had an HPD
1272 * signal, try again later */
1273 if (!dret && !force &&
1274 connector->status != connector_status_connected) {
1275 DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");
1276 radeon_connector->detected_hpd_without_ddc = true;
1277 schedule_delayed_work(&rdev->hotplug_work,
1278 msecs_to_jiffies(1000));
1283 radeon_connector->detected_by_load = false;
1284 radeon_connector_free_edid(connector);
1285 radeon_connector_get_edid(connector);
1287 if (!radeon_connector->edid) {
1288 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1290 /* rs690 seems to have a problem with connectors not existing and always
1291 * return a block of 0's. If we see this just stop polling on this output */
1292 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1293 radeon_connector->base.null_edid_counter) {
1294 ret = connector_status_disconnected;
1295 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1297 radeon_connector->ddc_bus = NULL;
1299 ret = connector_status_connected;
1300 broken_edid = true; /* defer use_digital to later */
1303 radeon_connector->use_digital =
1304 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1306 /* some oems have boards with separate digital and analog connectors
1307 * with a shared ddc line (often vga + hdmi)
1309 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1310 radeon_connector_free_edid(connector);
1311 ret = connector_status_disconnected;
1313 ret = connector_status_connected;
1315 /* This gets complicated. We have boards with VGA + HDMI with a
1316 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1317 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1318 * you don't really know what's connected to which port as both are digital.
1320 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1321 struct drm_connector *list_connector;
1322 struct radeon_connector *list_radeon_connector;
1323 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1324 if (connector == list_connector)
1326 list_radeon_connector = to_radeon_connector(list_connector);
1327 if (list_radeon_connector->shared_ddc &&
1328 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1329 radeon_connector->ddc_bus->rec.i2c_id)) {
1330 /* cases where both connectors are digital */
1331 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1332 /* hpd is our only option in this case */
1333 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1334 radeon_connector_free_edid(connector);
1335 ret = connector_status_disconnected;
1344 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1347 /* DVI-D and HDMI-A are digital only */
1348 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1349 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1352 /* if we aren't forcing don't do destructive polling */
1354 /* only return the previous status if we last
1355 * detected a monitor via load.
1357 if (radeon_connector->detected_by_load)
1358 ret = connector->status;
1362 /* find analog encoder */
1363 if (radeon_connector->dac_load_detect) {
1364 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1365 if (connector->encoder_ids[i] == 0)
1368 encoder = drm_encoder_find(connector->dev,
1369 connector->encoder_ids[i]);
1373 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1374 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1377 encoder_funcs = encoder->helper_private;
1378 if (encoder_funcs->detect) {
1380 if (ret != connector_status_connected) {
1381 /* deal with analog monitors without DDC */
1382 ret = encoder_funcs->detect(encoder, connector);
1383 if (ret == connector_status_connected) {
1384 radeon_connector->use_digital = false;
1386 if (ret != connector_status_disconnected)
1387 radeon_connector->detected_by_load = true;
1390 enum drm_connector_status lret;
1391 /* assume digital unless load detected otherwise */
1392 radeon_connector->use_digital = true;
1393 lret = encoder_funcs->detect(encoder, connector);
1394 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1395 if (lret == connector_status_connected)
1396 radeon_connector->use_digital = false;
1403 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1405 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1408 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1409 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1410 * by other means, assume the DFP is connected and use that EDID. In most
1411 * cases the DVI port is actually a virtual KVM port connected to the service
1415 if ((!rdev->is_atom_bios) &&
1416 (ret == connector_status_disconnected) &&
1417 rdev->mode_info.bios_hardcoded_edid_size) {
1418 radeon_connector->use_digital = true;
1419 ret = connector_status_connected;
1422 /* updated in get modes as well since we need to know if it's analog or digital */
1423 radeon_connector_update_scratch_regs(connector, ret);
1425 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1426 const struct drm_connector_helper_funcs *connector_funcs =
1427 connector->helper_private;
1429 encoder = connector_funcs->best_encoder(connector);
1430 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1431 radeon_connector_get_edid(connector);
1432 radeon_audio_detect(connector, encoder, ret);
1437 if (!drm_kms_helper_is_poll_worker()) {
1438 pm_runtime_mark_last_busy(connector->dev->dev);
1439 pm_runtime_put_autosuspend(connector->dev->dev);
1445 /* okay need to be smart in here about which encoder to pick */
1446 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1448 int enc_id = connector->encoder_ids[0];
1449 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1450 struct drm_encoder *encoder;
1452 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1453 if (connector->encoder_ids[i] == 0)
1456 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1460 if (radeon_connector->use_digital == true) {
1461 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1464 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1465 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1470 /* see if we have a default encoder TODO */
1472 /* then check use digitial */
1473 /* pick the first one */
1475 return drm_encoder_find(connector->dev, enc_id);
1479 static void radeon_dvi_force(struct drm_connector *connector)
1481 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1482 if (connector->force == DRM_FORCE_ON)
1483 radeon_connector->use_digital = false;
1484 if (connector->force == DRM_FORCE_ON_DIGITAL)
1485 radeon_connector->use_digital = true;
1488 static enum drm_mode_status radeon_dvi_mode_valid(struct drm_connector *connector,
1489 struct drm_display_mode *mode)
1491 struct drm_device *dev = connector->dev;
1492 struct radeon_device *rdev = dev->dev_private;
1493 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1495 /* XXX check mode bandwidth */
1497 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1498 if (radeon_connector->use_digital &&
1499 (rdev->family == CHIP_RV100) &&
1500 (mode->clock > 135000))
1501 return MODE_CLOCK_HIGH;
1503 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1504 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1505 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1506 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1508 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1509 /* HDMI 1.3+ supports max clock of 340 Mhz */
1510 if (mode->clock > 340000)
1511 return MODE_CLOCK_HIGH;
1515 return MODE_CLOCK_HIGH;
1519 /* check against the max pixel clock */
1520 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1521 return MODE_CLOCK_HIGH;
1526 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1527 .get_modes = radeon_vga_get_modes,
1528 .mode_valid = radeon_dvi_mode_valid,
1529 .best_encoder = radeon_dvi_encoder,
1532 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1533 .dpms = drm_helper_connector_dpms,
1534 .detect = radeon_dvi_detect,
1535 .fill_modes = drm_helper_probe_single_connector_modes,
1536 .set_property = radeon_connector_set_property,
1537 .destroy = radeon_connector_destroy,
1538 .force = radeon_dvi_force,
1541 static int radeon_dp_get_modes(struct drm_connector *connector)
1543 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1544 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1545 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1548 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1549 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1550 struct drm_display_mode *mode;
1552 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1553 if (!radeon_dig_connector->edp_on)
1554 atombios_set_edp_panel_power(connector,
1555 ATOM_TRANSMITTER_ACTION_POWER_ON);
1556 radeon_connector_get_edid(connector);
1557 ret = radeon_ddc_get_modes(connector);
1558 if (!radeon_dig_connector->edp_on)
1559 atombios_set_edp_panel_power(connector,
1560 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1562 /* need to setup ddc on the bridge */
1563 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1564 ENCODER_OBJECT_ID_NONE) {
1566 radeon_atom_ext_encoder_setup_ddc(encoder);
1568 radeon_connector_get_edid(connector);
1569 ret = radeon_ddc_get_modes(connector);
1574 radeon_fixup_lvds_native_mode(encoder, connector);
1575 /* add scaled modes */
1576 radeon_add_common_modes(encoder, connector);
1584 /* we have no EDID modes */
1585 mode = radeon_fp_native_mode(encoder);
1588 drm_mode_probed_add(connector, mode);
1589 /* add the width/height from vbios tables if available */
1590 connector->display_info.width_mm = mode->width_mm;
1591 connector->display_info.height_mm = mode->height_mm;
1592 /* add scaled modes */
1593 radeon_add_common_modes(encoder, connector);
1596 /* need to setup ddc on the bridge */
1597 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1598 ENCODER_OBJECT_ID_NONE) {
1600 radeon_atom_ext_encoder_setup_ddc(encoder);
1602 radeon_connector_get_edid(connector);
1603 ret = radeon_ddc_get_modes(connector);
1605 radeon_get_native_mode(connector);
1611 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1613 struct drm_encoder *encoder;
1614 struct radeon_encoder *radeon_encoder;
1617 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1618 if (connector->encoder_ids[i] == 0)
1621 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1625 radeon_encoder = to_radeon_encoder(encoder);
1627 switch (radeon_encoder->encoder_id) {
1628 case ENCODER_OBJECT_ID_TRAVIS:
1629 case ENCODER_OBJECT_ID_NUTMEG:
1630 return radeon_encoder->encoder_id;
1636 return ENCODER_OBJECT_ID_NONE;
1639 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1641 struct drm_encoder *encoder;
1642 struct radeon_encoder *radeon_encoder;
1646 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1647 if (connector->encoder_ids[i] == 0)
1650 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1654 radeon_encoder = to_radeon_encoder(encoder);
1655 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1662 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1664 struct drm_device *dev = connector->dev;
1665 struct radeon_device *rdev = dev->dev_private;
1667 if (ASIC_IS_DCE5(rdev) &&
1668 (rdev->clock.default_dispclk >= 53900) &&
1669 radeon_connector_encoder_is_hbr2(connector)) {
1676 static enum drm_connector_status
1677 radeon_dp_detect(struct drm_connector *connector, bool force)
1679 struct drm_device *dev = connector->dev;
1680 struct radeon_device *rdev = dev->dev_private;
1681 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1682 enum drm_connector_status ret = connector_status_disconnected;
1683 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1684 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1687 if (radeon_dig_connector->is_mst)
1688 return connector_status_disconnected;
1690 if (!drm_kms_helper_is_poll_worker()) {
1691 r = pm_runtime_get_sync(connector->dev->dev);
1693 pm_runtime_put_autosuspend(connector->dev->dev);
1694 return connector_status_disconnected;
1698 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1699 ret = connector->status;
1703 radeon_connector_free_edid(connector);
1705 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1706 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1708 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1709 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1711 /* check if panel is valid */
1712 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1713 ret = connector_status_connected;
1714 /* don't fetch the edid from the vbios if ddc fails and runpm is
1715 * enabled so we report disconnected.
1717 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1718 ret = connector_status_disconnected;
1720 /* eDP is always DP */
1721 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1722 if (!radeon_dig_connector->edp_on)
1723 atombios_set_edp_panel_power(connector,
1724 ATOM_TRANSMITTER_ACTION_POWER_ON);
1725 if (radeon_dp_getdpcd(radeon_connector))
1726 ret = connector_status_connected;
1727 if (!radeon_dig_connector->edp_on)
1728 atombios_set_edp_panel_power(connector,
1729 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1730 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1731 ENCODER_OBJECT_ID_NONE) {
1732 /* DP bridges are always DP */
1733 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1734 /* get the DPCD from the bridge */
1735 radeon_dp_getdpcd(radeon_connector);
1738 /* setup ddc on the bridge */
1739 radeon_atom_ext_encoder_setup_ddc(encoder);
1740 /* bridge chips are always aux */
1741 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1742 ret = connector_status_connected;
1743 else if (radeon_connector->dac_load_detect) { /* try load detection */
1744 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1745 ret = encoder_funcs->detect(encoder, connector);
1749 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1750 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1751 ret = connector_status_connected;
1752 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1753 radeon_dp_getdpcd(radeon_connector);
1754 r = radeon_dp_mst_probe(radeon_connector);
1756 ret = connector_status_disconnected;
1759 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1760 if (radeon_dp_getdpcd(radeon_connector)) {
1761 r = radeon_dp_mst_probe(radeon_connector);
1763 ret = connector_status_disconnected;
1765 ret = connector_status_connected;
1768 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1769 if (radeon_ddc_probe(radeon_connector, false))
1770 ret = connector_status_connected;
1775 radeon_connector_update_scratch_regs(connector, ret);
1777 if ((radeon_audio != 0) && encoder) {
1778 radeon_connector_get_edid(connector);
1779 radeon_audio_detect(connector, encoder, ret);
1783 if (!drm_kms_helper_is_poll_worker()) {
1784 pm_runtime_mark_last_busy(connector->dev->dev);
1785 pm_runtime_put_autosuspend(connector->dev->dev);
1791 static enum drm_mode_status radeon_dp_mode_valid(struct drm_connector *connector,
1792 struct drm_display_mode *mode)
1794 struct drm_device *dev = connector->dev;
1795 struct radeon_device *rdev = dev->dev_private;
1796 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1797 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1799 /* XXX check mode bandwidth */
1801 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1802 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1803 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1805 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1809 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1810 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1812 /* AVIVO hardware supports downscaling modes larger than the panel
1813 * to the panel size, but I'm not sure this is desirable.
1815 if ((mode->hdisplay > native_mode->hdisplay) ||
1816 (mode->vdisplay > native_mode->vdisplay))
1819 /* if scaling is disabled, block non-native modes */
1820 if (radeon_encoder->rmx_type == RMX_OFF) {
1821 if ((mode->hdisplay != native_mode->hdisplay) ||
1822 (mode->vdisplay != native_mode->vdisplay))
1827 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1828 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1829 return radeon_dp_mode_valid_helper(connector, mode);
1831 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1832 /* HDMI 1.3+ supports max clock of 340 Mhz */
1833 if (mode->clock > 340000)
1834 return MODE_CLOCK_HIGH;
1836 if (mode->clock > 165000)
1837 return MODE_CLOCK_HIGH;
1845 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1846 .get_modes = radeon_dp_get_modes,
1847 .mode_valid = radeon_dp_mode_valid,
1848 .best_encoder = radeon_dvi_encoder,
1851 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1852 .dpms = drm_helper_connector_dpms,
1853 .detect = radeon_dp_detect,
1854 .fill_modes = drm_helper_probe_single_connector_modes,
1855 .set_property = radeon_connector_set_property,
1856 .destroy = radeon_connector_destroy,
1857 .force = radeon_dvi_force,
1860 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1861 .dpms = drm_helper_connector_dpms,
1862 .detect = radeon_dp_detect,
1863 .fill_modes = drm_helper_probe_single_connector_modes,
1864 .set_property = radeon_lvds_set_property,
1865 .destroy = radeon_connector_destroy,
1866 .force = radeon_dvi_force,
1869 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1870 .dpms = drm_helper_connector_dpms,
1871 .detect = radeon_dp_detect,
1872 .fill_modes = drm_helper_probe_single_connector_modes,
1873 .set_property = radeon_lvds_set_property,
1874 .destroy = radeon_connector_destroy,
1875 .force = radeon_dvi_force,
1879 radeon_add_atom_connector(struct drm_device *dev,
1880 uint32_t connector_id,
1881 uint32_t supported_device,
1883 struct radeon_i2c_bus_rec *i2c_bus,
1884 uint32_t igp_lane_info,
1885 uint16_t connector_object_id,
1886 struct radeon_hpd *hpd,
1887 struct radeon_router *router)
1889 struct radeon_device *rdev = dev->dev_private;
1890 struct drm_connector *connector;
1891 struct radeon_connector *radeon_connector;
1892 struct radeon_connector_atom_dig *radeon_dig_connector;
1893 struct drm_encoder *encoder;
1894 struct radeon_encoder *radeon_encoder;
1895 uint32_t subpixel_order = SubPixelNone;
1896 bool shared_ddc = false;
1897 bool is_dp_bridge = false;
1898 bool has_aux = false;
1900 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1903 /* if the user selected tv=0 don't try and add the connector */
1904 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1905 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1906 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1910 /* see if we already added it */
1911 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1912 radeon_connector = to_radeon_connector(connector);
1913 if (radeon_connector->connector_id == connector_id) {
1914 radeon_connector->devices |= supported_device;
1917 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1918 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1919 radeon_connector->shared_ddc = true;
1922 if (radeon_connector->router_bus && router->ddc_valid &&
1923 (radeon_connector->router.router_id == router->router_id)) {
1924 radeon_connector->shared_ddc = false;
1930 /* check if it's a dp bridge */
1931 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1932 radeon_encoder = to_radeon_encoder(encoder);
1933 if (radeon_encoder->devices & supported_device) {
1934 switch (radeon_encoder->encoder_id) {
1935 case ENCODER_OBJECT_ID_TRAVIS:
1936 case ENCODER_OBJECT_ID_NUTMEG:
1937 is_dp_bridge = true;
1945 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1946 if (!radeon_connector)
1949 connector = &radeon_connector->base;
1951 radeon_connector->connector_id = connector_id;
1952 radeon_connector->devices = supported_device;
1953 radeon_connector->shared_ddc = shared_ddc;
1954 radeon_connector->connector_object_id = connector_object_id;
1955 radeon_connector->hpd = *hpd;
1957 radeon_connector->router = *router;
1958 if (router->ddc_valid || router->cd_valid) {
1959 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1960 if (!radeon_connector->router_bus)
1961 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1965 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1966 if (!radeon_dig_connector)
1968 radeon_dig_connector->igp_lane_info = igp_lane_info;
1969 radeon_connector->con_priv = radeon_dig_connector;
1970 if (i2c_bus->valid) {
1971 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1972 if (radeon_connector->ddc_bus)
1975 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1977 switch (connector_type) {
1978 case DRM_MODE_CONNECTOR_VGA:
1979 case DRM_MODE_CONNECTOR_DVIA:
1981 drm_connector_init(dev, &radeon_connector->base,
1982 &radeon_dp_connector_funcs, connector_type);
1983 drm_connector_helper_add(&radeon_connector->base,
1984 &radeon_dp_connector_helper_funcs);
1985 connector->interlace_allowed = true;
1986 connector->doublescan_allowed = true;
1987 radeon_connector->dac_load_detect = true;
1988 drm_object_attach_property(&radeon_connector->base.base,
1989 rdev->mode_info.load_detect_property,
1991 drm_object_attach_property(&radeon_connector->base.base,
1992 dev->mode_config.scaling_mode_property,
1993 DRM_MODE_SCALE_NONE);
1994 if (ASIC_IS_DCE5(rdev))
1995 drm_object_attach_property(&radeon_connector->base.base,
1996 rdev->mode_info.output_csc_property,
1997 RADEON_OUTPUT_CSC_BYPASS);
1999 case DRM_MODE_CONNECTOR_DVII:
2000 case DRM_MODE_CONNECTOR_DVID:
2001 case DRM_MODE_CONNECTOR_HDMIA:
2002 case DRM_MODE_CONNECTOR_HDMIB:
2003 case DRM_MODE_CONNECTOR_DisplayPort:
2004 drm_connector_init(dev, &radeon_connector->base,
2005 &radeon_dp_connector_funcs, connector_type);
2006 drm_connector_helper_add(&radeon_connector->base,
2007 &radeon_dp_connector_helper_funcs);
2008 drm_object_attach_property(&radeon_connector->base.base,
2009 rdev->mode_info.underscan_property,
2011 drm_object_attach_property(&radeon_connector->base.base,
2012 rdev->mode_info.underscan_hborder_property,
2014 drm_object_attach_property(&radeon_connector->base.base,
2015 rdev->mode_info.underscan_vborder_property,
2018 drm_object_attach_property(&radeon_connector->base.base,
2019 dev->mode_config.scaling_mode_property,
2020 DRM_MODE_SCALE_NONE);
2022 drm_object_attach_property(&radeon_connector->base.base,
2023 rdev->mode_info.dither_property,
2024 RADEON_FMT_DITHER_DISABLE);
2026 if (radeon_audio != 0) {
2027 drm_object_attach_property(&radeon_connector->base.base,
2028 rdev->mode_info.audio_property,
2030 radeon_connector->audio = RADEON_AUDIO_AUTO;
2032 if (ASIC_IS_DCE5(rdev))
2033 drm_object_attach_property(&radeon_connector->base.base,
2034 rdev->mode_info.output_csc_property,
2035 RADEON_OUTPUT_CSC_BYPASS);
2037 subpixel_order = SubPixelHorizontalRGB;
2038 connector->interlace_allowed = true;
2039 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2040 connector->doublescan_allowed = true;
2042 connector->doublescan_allowed = false;
2043 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2044 radeon_connector->dac_load_detect = true;
2045 drm_object_attach_property(&radeon_connector->base.base,
2046 rdev->mode_info.load_detect_property,
2050 case DRM_MODE_CONNECTOR_LVDS:
2051 case DRM_MODE_CONNECTOR_eDP:
2052 drm_connector_init(dev, &radeon_connector->base,
2053 &radeon_lvds_bridge_connector_funcs, connector_type);
2054 drm_connector_helper_add(&radeon_connector->base,
2055 &radeon_dp_connector_helper_funcs);
2056 drm_object_attach_property(&radeon_connector->base.base,
2057 dev->mode_config.scaling_mode_property,
2058 DRM_MODE_SCALE_FULLSCREEN);
2059 subpixel_order = SubPixelHorizontalRGB;
2060 connector->interlace_allowed = false;
2061 connector->doublescan_allowed = false;
2065 switch (connector_type) {
2066 case DRM_MODE_CONNECTOR_VGA:
2067 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2068 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2069 if (i2c_bus->valid) {
2070 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2071 if (!radeon_connector->ddc_bus)
2072 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2074 radeon_connector->dac_load_detect = true;
2075 drm_object_attach_property(&radeon_connector->base.base,
2076 rdev->mode_info.load_detect_property,
2078 if (ASIC_IS_AVIVO(rdev))
2079 drm_object_attach_property(&radeon_connector->base.base,
2080 dev->mode_config.scaling_mode_property,
2081 DRM_MODE_SCALE_NONE);
2082 if (ASIC_IS_DCE5(rdev))
2083 drm_object_attach_property(&radeon_connector->base.base,
2084 rdev->mode_info.output_csc_property,
2085 RADEON_OUTPUT_CSC_BYPASS);
2086 /* no HPD on analog connectors */
2087 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2088 connector->interlace_allowed = true;
2089 connector->doublescan_allowed = true;
2091 case DRM_MODE_CONNECTOR_DVIA:
2092 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2093 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_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("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2099 radeon_connector->dac_load_detect = true;
2100 drm_object_attach_property(&radeon_connector->base.base,
2101 rdev->mode_info.load_detect_property,
2103 if (ASIC_IS_AVIVO(rdev))
2104 drm_object_attach_property(&radeon_connector->base.base,
2105 dev->mode_config.scaling_mode_property,
2106 DRM_MODE_SCALE_NONE);
2107 if (ASIC_IS_DCE5(rdev))
2108 drm_object_attach_property(&radeon_connector->base.base,
2109 rdev->mode_info.output_csc_property,
2110 RADEON_OUTPUT_CSC_BYPASS);
2111 /* no HPD on analog connectors */
2112 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2113 connector->interlace_allowed = true;
2114 connector->doublescan_allowed = true;
2116 case DRM_MODE_CONNECTOR_DVII:
2117 case DRM_MODE_CONNECTOR_DVID:
2118 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2119 if (!radeon_dig_connector)
2121 radeon_dig_connector->igp_lane_info = igp_lane_info;
2122 radeon_connector->con_priv = radeon_dig_connector;
2123 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2124 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2125 if (i2c_bus->valid) {
2126 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2127 if (!radeon_connector->ddc_bus)
2128 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2130 subpixel_order = SubPixelHorizontalRGB;
2131 drm_object_attach_property(&radeon_connector->base.base,
2132 rdev->mode_info.coherent_mode_property,
2134 if (ASIC_IS_AVIVO(rdev)) {
2135 drm_object_attach_property(&radeon_connector->base.base,
2136 rdev->mode_info.underscan_property,
2138 drm_object_attach_property(&radeon_connector->base.base,
2139 rdev->mode_info.underscan_hborder_property,
2141 drm_object_attach_property(&radeon_connector->base.base,
2142 rdev->mode_info.underscan_vborder_property,
2144 drm_object_attach_property(&radeon_connector->base.base,
2145 rdev->mode_info.dither_property,
2146 RADEON_FMT_DITHER_DISABLE);
2147 drm_object_attach_property(&radeon_connector->base.base,
2148 dev->mode_config.scaling_mode_property,
2149 DRM_MODE_SCALE_NONE);
2151 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2152 drm_object_attach_property(&radeon_connector->base.base,
2153 rdev->mode_info.audio_property,
2155 radeon_connector->audio = RADEON_AUDIO_AUTO;
2157 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2158 radeon_connector->dac_load_detect = true;
2159 drm_object_attach_property(&radeon_connector->base.base,
2160 rdev->mode_info.load_detect_property,
2163 if (ASIC_IS_DCE5(rdev))
2164 drm_object_attach_property(&radeon_connector->base.base,
2165 rdev->mode_info.output_csc_property,
2166 RADEON_OUTPUT_CSC_BYPASS);
2167 connector->interlace_allowed = true;
2168 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2169 connector->doublescan_allowed = true;
2171 connector->doublescan_allowed = false;
2173 case DRM_MODE_CONNECTOR_HDMIA:
2174 case DRM_MODE_CONNECTOR_HDMIB:
2175 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2176 if (!radeon_dig_connector)
2178 radeon_dig_connector->igp_lane_info = igp_lane_info;
2179 radeon_connector->con_priv = radeon_dig_connector;
2180 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2181 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2182 if (i2c_bus->valid) {
2183 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2184 if (!radeon_connector->ddc_bus)
2185 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2187 drm_object_attach_property(&radeon_connector->base.base,
2188 rdev->mode_info.coherent_mode_property,
2190 if (ASIC_IS_AVIVO(rdev)) {
2191 drm_object_attach_property(&radeon_connector->base.base,
2192 rdev->mode_info.underscan_property,
2194 drm_object_attach_property(&radeon_connector->base.base,
2195 rdev->mode_info.underscan_hborder_property,
2197 drm_object_attach_property(&radeon_connector->base.base,
2198 rdev->mode_info.underscan_vborder_property,
2200 drm_object_attach_property(&radeon_connector->base.base,
2201 rdev->mode_info.dither_property,
2202 RADEON_FMT_DITHER_DISABLE);
2203 drm_object_attach_property(&radeon_connector->base.base,
2204 dev->mode_config.scaling_mode_property,
2205 DRM_MODE_SCALE_NONE);
2207 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2208 drm_object_attach_property(&radeon_connector->base.base,
2209 rdev->mode_info.audio_property,
2211 radeon_connector->audio = RADEON_AUDIO_AUTO;
2213 if (ASIC_IS_DCE5(rdev))
2214 drm_object_attach_property(&radeon_connector->base.base,
2215 rdev->mode_info.output_csc_property,
2216 RADEON_OUTPUT_CSC_BYPASS);
2217 subpixel_order = SubPixelHorizontalRGB;
2218 connector->interlace_allowed = true;
2219 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2220 connector->doublescan_allowed = true;
2222 connector->doublescan_allowed = false;
2224 case DRM_MODE_CONNECTOR_DisplayPort:
2225 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2226 if (!radeon_dig_connector)
2228 radeon_dig_connector->igp_lane_info = igp_lane_info;
2229 radeon_connector->con_priv = radeon_dig_connector;
2230 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2231 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2232 if (i2c_bus->valid) {
2233 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2234 if (radeon_connector->ddc_bus)
2237 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2239 subpixel_order = SubPixelHorizontalRGB;
2240 drm_object_attach_property(&radeon_connector->base.base,
2241 rdev->mode_info.coherent_mode_property,
2243 if (ASIC_IS_AVIVO(rdev)) {
2244 drm_object_attach_property(&radeon_connector->base.base,
2245 rdev->mode_info.underscan_property,
2247 drm_object_attach_property(&radeon_connector->base.base,
2248 rdev->mode_info.underscan_hborder_property,
2250 drm_object_attach_property(&radeon_connector->base.base,
2251 rdev->mode_info.underscan_vborder_property,
2253 drm_object_attach_property(&radeon_connector->base.base,
2254 rdev->mode_info.dither_property,
2255 RADEON_FMT_DITHER_DISABLE);
2256 drm_object_attach_property(&radeon_connector->base.base,
2257 dev->mode_config.scaling_mode_property,
2258 DRM_MODE_SCALE_NONE);
2260 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2261 drm_object_attach_property(&radeon_connector->base.base,
2262 rdev->mode_info.audio_property,
2264 radeon_connector->audio = RADEON_AUDIO_AUTO;
2266 if (ASIC_IS_DCE5(rdev))
2267 drm_object_attach_property(&radeon_connector->base.base,
2268 rdev->mode_info.output_csc_property,
2269 RADEON_OUTPUT_CSC_BYPASS);
2270 connector->interlace_allowed = true;
2271 /* in theory with a DP to VGA converter... */
2272 connector->doublescan_allowed = false;
2274 case DRM_MODE_CONNECTOR_eDP:
2275 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2276 if (!radeon_dig_connector)
2278 radeon_dig_connector->igp_lane_info = igp_lane_info;
2279 radeon_connector->con_priv = radeon_dig_connector;
2280 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2281 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2282 if (i2c_bus->valid) {
2283 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2284 if (radeon_connector->ddc_bus)
2287 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2289 drm_object_attach_property(&radeon_connector->base.base,
2290 dev->mode_config.scaling_mode_property,
2291 DRM_MODE_SCALE_FULLSCREEN);
2292 subpixel_order = SubPixelHorizontalRGB;
2293 connector->interlace_allowed = false;
2294 connector->doublescan_allowed = false;
2296 case DRM_MODE_CONNECTOR_SVIDEO:
2297 case DRM_MODE_CONNECTOR_Composite:
2298 case DRM_MODE_CONNECTOR_9PinDIN:
2299 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2300 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2301 radeon_connector->dac_load_detect = true;
2302 drm_object_attach_property(&radeon_connector->base.base,
2303 rdev->mode_info.load_detect_property,
2305 drm_object_attach_property(&radeon_connector->base.base,
2306 rdev->mode_info.tv_std_property,
2307 radeon_atombios_get_tv_info(rdev));
2308 /* no HPD on analog connectors */
2309 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2310 connector->interlace_allowed = false;
2311 connector->doublescan_allowed = false;
2313 case DRM_MODE_CONNECTOR_LVDS:
2314 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2315 if (!radeon_dig_connector)
2317 radeon_dig_connector->igp_lane_info = igp_lane_info;
2318 radeon_connector->con_priv = radeon_dig_connector;
2319 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2320 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2321 if (i2c_bus->valid) {
2322 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2323 if (!radeon_connector->ddc_bus)
2324 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2326 drm_object_attach_property(&radeon_connector->base.base,
2327 dev->mode_config.scaling_mode_property,
2328 DRM_MODE_SCALE_FULLSCREEN);
2329 subpixel_order = SubPixelHorizontalRGB;
2330 connector->interlace_allowed = false;
2331 connector->doublescan_allowed = false;
2336 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2337 if (i2c_bus->valid) {
2338 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2339 DRM_CONNECTOR_POLL_DISCONNECT;
2342 connector->polled = DRM_CONNECTOR_POLL_HPD;
2344 connector->display_info.subpixel_order = subpixel_order;
2345 drm_connector_register(connector);
2348 radeon_dp_aux_init(radeon_connector);
2353 drm_connector_cleanup(connector);
2358 radeon_add_legacy_connector(struct drm_device *dev,
2359 uint32_t connector_id,
2360 uint32_t supported_device,
2362 struct radeon_i2c_bus_rec *i2c_bus,
2363 uint16_t connector_object_id,
2364 struct radeon_hpd *hpd)
2366 struct radeon_device *rdev = dev->dev_private;
2367 struct drm_connector *connector;
2368 struct radeon_connector *radeon_connector;
2369 uint32_t subpixel_order = SubPixelNone;
2371 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2374 /* if the user selected tv=0 don't try and add the connector */
2375 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2376 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2377 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2381 /* see if we already added it */
2382 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2383 radeon_connector = to_radeon_connector(connector);
2384 if (radeon_connector->connector_id == connector_id) {
2385 radeon_connector->devices |= supported_device;
2390 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2391 if (!radeon_connector)
2394 connector = &radeon_connector->base;
2396 radeon_connector->connector_id = connector_id;
2397 radeon_connector->devices = supported_device;
2398 radeon_connector->connector_object_id = connector_object_id;
2399 radeon_connector->hpd = *hpd;
2401 switch (connector_type) {
2402 case DRM_MODE_CONNECTOR_VGA:
2403 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2404 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2405 if (i2c_bus->valid) {
2406 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2407 if (!radeon_connector->ddc_bus)
2408 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2410 radeon_connector->dac_load_detect = true;
2411 drm_object_attach_property(&radeon_connector->base.base,
2412 rdev->mode_info.load_detect_property,
2414 /* no HPD on analog connectors */
2415 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2416 connector->interlace_allowed = true;
2417 connector->doublescan_allowed = true;
2419 case DRM_MODE_CONNECTOR_DVIA:
2420 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2421 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2422 if (i2c_bus->valid) {
2423 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2424 if (!radeon_connector->ddc_bus)
2425 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2427 radeon_connector->dac_load_detect = true;
2428 drm_object_attach_property(&radeon_connector->base.base,
2429 rdev->mode_info.load_detect_property,
2431 /* no HPD on analog connectors */
2432 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2433 connector->interlace_allowed = true;
2434 connector->doublescan_allowed = true;
2436 case DRM_MODE_CONNECTOR_DVII:
2437 case DRM_MODE_CONNECTOR_DVID:
2438 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2439 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2440 if (i2c_bus->valid) {
2441 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2442 if (!radeon_connector->ddc_bus)
2443 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2445 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2446 radeon_connector->dac_load_detect = true;
2447 drm_object_attach_property(&radeon_connector->base.base,
2448 rdev->mode_info.load_detect_property,
2451 subpixel_order = SubPixelHorizontalRGB;
2452 connector->interlace_allowed = true;
2453 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2454 connector->doublescan_allowed = true;
2456 connector->doublescan_allowed = false;
2458 case DRM_MODE_CONNECTOR_SVIDEO:
2459 case DRM_MODE_CONNECTOR_Composite:
2460 case DRM_MODE_CONNECTOR_9PinDIN:
2461 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2462 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2463 radeon_connector->dac_load_detect = true;
2464 /* RS400,RC410,RS480 chipset seems to report a lot
2465 * of false positive on load detect, we haven't yet
2466 * found a way to make load detect reliable on those
2467 * chipset, thus just disable it for TV.
2469 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2470 radeon_connector->dac_load_detect = false;
2471 drm_object_attach_property(&radeon_connector->base.base,
2472 rdev->mode_info.load_detect_property,
2473 radeon_connector->dac_load_detect);
2474 drm_object_attach_property(&radeon_connector->base.base,
2475 rdev->mode_info.tv_std_property,
2476 radeon_combios_get_tv_info(rdev));
2477 /* no HPD on analog connectors */
2478 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2479 connector->interlace_allowed = false;
2480 connector->doublescan_allowed = false;
2482 case DRM_MODE_CONNECTOR_LVDS:
2483 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2484 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2485 if (i2c_bus->valid) {
2486 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2487 if (!radeon_connector->ddc_bus)
2488 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2490 drm_object_attach_property(&radeon_connector->base.base,
2491 dev->mode_config.scaling_mode_property,
2492 DRM_MODE_SCALE_FULLSCREEN);
2493 subpixel_order = SubPixelHorizontalRGB;
2494 connector->interlace_allowed = false;
2495 connector->doublescan_allowed = false;
2499 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2500 if (i2c_bus->valid) {
2501 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2502 DRM_CONNECTOR_POLL_DISCONNECT;
2505 connector->polled = DRM_CONNECTOR_POLL_HPD;
2507 connector->display_info.subpixel_order = subpixel_order;
2508 drm_connector_register(connector);
2511 void radeon_setup_mst_connector(struct drm_device *dev)
2513 struct radeon_device *rdev = dev->dev_private;
2514 struct drm_connector *connector;
2515 struct radeon_connector *radeon_connector;
2517 if (!ASIC_IS_DCE5(rdev))
2520 if (radeon_mst == 0)
2523 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2526 radeon_connector = to_radeon_connector(connector);
2528 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2531 ret = radeon_dp_mst_init(radeon_connector);