2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
23 * Authors: Dave Airlie
27 #include <drm/drm_edid.h>
28 #include <drm/drm_crtc_helper.h>
29 #include <drm/drm_fb_helper.h>
30 #include <drm/drm_dp_mst_helper.h>
31 #include <drm/radeon_drm.h>
33 #include "radeon_audio.h"
36 #include <linux/pm_runtime.h>
38 static int radeon_dp_handle_hpd(struct drm_connector *connector)
40 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
43 ret = radeon_dp_mst_check_status(radeon_connector);
48 void radeon_connector_hotplug(struct drm_connector *connector)
50 struct drm_device *dev = connector->dev;
51 struct radeon_device *rdev = dev->dev_private;
52 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
54 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
55 struct radeon_connector_atom_dig *dig_connector =
56 radeon_connector->con_priv;
58 if (radeon_connector->is_mst_connector)
60 if (dig_connector->is_mst) {
61 radeon_dp_handle_hpd(connector);
65 /* bail if the connector does not have hpd pin, e.g.,
68 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
71 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
73 /* if the connector is already off, don't turn it back on */
74 /* FIXME: This access isn't protected by any locks. */
75 if (connector->dpms != DRM_MODE_DPMS_ON)
78 /* just deal with DP (not eDP) here. */
79 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
80 struct radeon_connector_atom_dig *dig_connector =
81 radeon_connector->con_priv;
83 /* if existing sink type was not DP no need to retrain */
84 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
87 /* first get sink type as it may be reset after (un)plug */
88 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
89 /* don't do anything if sink is not display port, i.e.,
90 * passive dp->(dvi|hdmi) adaptor
92 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
93 int saved_dpms = connector->dpms;
94 /* Only turn off the display if it's physically disconnected */
95 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
96 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
97 } else if (radeon_dp_needs_link_train(radeon_connector)) {
98 /* Don't try to start link training before we
100 if (!radeon_dp_getdpcd(radeon_connector))
103 /* set it to OFF so that drm_helper_connector_dpms()
104 * won't return immediately since the current state
105 * is ON at this point.
107 connector->dpms = DRM_MODE_DPMS_OFF;
108 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
110 connector->dpms = saved_dpms;
115 static void radeon_property_change_mode(struct drm_encoder *encoder)
117 struct drm_crtc *crtc = encoder->crtc;
119 if (crtc && crtc->enabled) {
120 drm_crtc_helper_set_mode(crtc, &crtc->mode,
121 crtc->x, crtc->y, crtc->primary->fb);
125 int radeon_get_monitor_bpc(struct drm_connector *connector)
127 struct drm_device *dev = connector->dev;
128 struct radeon_device *rdev = dev->dev_private;
129 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
130 struct radeon_connector_atom_dig *dig_connector;
132 int mode_clock, max_tmds_clock;
134 switch (connector->connector_type) {
135 case DRM_MODE_CONNECTOR_DVII:
136 case DRM_MODE_CONNECTOR_HDMIB:
137 if (radeon_connector->use_digital) {
138 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
139 if (connector->display_info.bpc)
140 bpc = connector->display_info.bpc;
144 case DRM_MODE_CONNECTOR_DVID:
145 case DRM_MODE_CONNECTOR_HDMIA:
146 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
147 if (connector->display_info.bpc)
148 bpc = connector->display_info.bpc;
151 case DRM_MODE_CONNECTOR_DisplayPort:
152 dig_connector = radeon_connector->con_priv;
153 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
154 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
155 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
156 if (connector->display_info.bpc)
157 bpc = connector->display_info.bpc;
160 case DRM_MODE_CONNECTOR_eDP:
161 case DRM_MODE_CONNECTOR_LVDS:
162 if (connector->display_info.bpc)
163 bpc = connector->display_info.bpc;
164 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
165 const struct drm_connector_helper_funcs *connector_funcs =
166 connector->helper_private;
167 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
168 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
169 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
171 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
173 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
179 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
180 /* hdmi deep color only implemented on DCE4+ */
181 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
182 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
183 connector->name, bpc);
188 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
189 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
190 * 12 bpc is always supported on hdmi deep color sinks, as this is
191 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
194 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
195 connector->name, bpc);
199 /* Any defined maximum tmds clock limit we must not exceed? */
200 if (connector->max_tmds_clock > 0) {
201 /* mode_clock is clock in kHz for mode to be modeset on this connector */
202 mode_clock = radeon_connector->pixelclock_for_modeset;
204 /* Maximum allowable input clock in kHz */
205 max_tmds_clock = connector->max_tmds_clock * 1000;
207 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
208 connector->name, mode_clock, max_tmds_clock);
210 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
211 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
212 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
213 (mode_clock * 5/4 <= max_tmds_clock))
218 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
219 connector->name, bpc);
222 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
224 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
225 connector->name, bpc);
229 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
230 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
236 if ((radeon_deep_color == 0) && (bpc > 8)) {
237 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
242 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
243 connector->name, connector->display_info.bpc, bpc);
249 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
251 struct drm_device *dev = connector->dev;
252 struct radeon_device *rdev = dev->dev_private;
253 struct drm_encoder *best_encoder = NULL;
254 struct drm_encoder *encoder = NULL;
255 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
259 best_encoder = connector_funcs->best_encoder(connector);
261 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
262 if (connector->encoder_ids[i] == 0)
265 encoder = drm_encoder_find(connector->dev,
266 connector->encoder_ids[i]);
270 if ((encoder == best_encoder) && (status == connector_status_connected))
275 if (rdev->is_atom_bios)
276 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
278 radeon_combios_connected_scratch_regs(connector, encoder, connected);
283 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
285 struct drm_encoder *encoder;
288 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
289 if (connector->encoder_ids[i] == 0)
292 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
296 if (encoder->encoder_type == encoder_type)
302 struct edid *radeon_connector_edid(struct drm_connector *connector)
304 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
305 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
307 if (radeon_connector->edid) {
308 return radeon_connector->edid;
309 } else if (edid_blob) {
310 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
312 radeon_connector->edid = edid;
314 return radeon_connector->edid;
317 static void radeon_connector_get_edid(struct drm_connector *connector)
319 struct drm_device *dev = connector->dev;
320 struct radeon_device *rdev = dev->dev_private;
321 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
323 if (radeon_connector->edid)
326 /* on hw with routers, select right port */
327 if (radeon_connector->router.ddc_valid)
328 radeon_router_select_ddc_port(radeon_connector);
330 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
331 ENCODER_OBJECT_ID_NONE) &&
332 radeon_connector->ddc_bus->has_aux) {
333 radeon_connector->edid = drm_get_edid(connector,
334 &radeon_connector->ddc_bus->aux.ddc);
335 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
336 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
337 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
339 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
340 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
341 radeon_connector->ddc_bus->has_aux)
342 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
343 &radeon_connector->ddc_bus->aux.ddc);
344 else if (radeon_connector->ddc_bus)
345 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
346 &radeon_connector->ddc_bus->adapter);
347 } else if (radeon_connector->ddc_bus) {
348 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
349 &radeon_connector->ddc_bus->adapter);
352 if (!radeon_connector->edid) {
353 /* don't fetch the edid from the vbios if ddc fails and runpm is
354 * enabled so we report disconnected.
356 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
359 if (rdev->is_atom_bios) {
360 /* some laptops provide a hardcoded edid in rom for LCDs */
361 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
362 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
363 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
365 /* some servers provide a hardcoded edid in rom for KVMs */
366 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
371 static void radeon_connector_free_edid(struct drm_connector *connector)
373 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
375 if (radeon_connector->edid) {
376 kfree(radeon_connector->edid);
377 radeon_connector->edid = NULL;
381 static int radeon_ddc_get_modes(struct drm_connector *connector)
383 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
386 if (radeon_connector->edid) {
387 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
388 ret = drm_add_edid_modes(connector, radeon_connector->edid);
389 drm_edid_to_eld(connector, radeon_connector->edid);
392 drm_mode_connector_update_edid_property(connector, NULL);
396 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
398 int enc_id = connector->encoder_ids[0];
399 /* pick the encoder ids */
401 return drm_encoder_find(connector->dev, enc_id);
405 static void radeon_get_native_mode(struct drm_connector *connector)
407 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
408 struct radeon_encoder *radeon_encoder;
413 radeon_encoder = to_radeon_encoder(encoder);
415 if (!list_empty(&connector->probed_modes)) {
416 struct drm_display_mode *preferred_mode =
417 list_first_entry(&connector->probed_modes,
418 struct drm_display_mode, head);
420 radeon_encoder->native_mode = *preferred_mode;
422 radeon_encoder->native_mode.clock = 0;
427 * radeon_connector_analog_encoder_conflict_solve
428 * - search for other connectors sharing this encoder
429 * if priority is true, then set them disconnected if this is connected
430 * if priority is false, set us disconnected if they are connected
432 static enum drm_connector_status
433 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
434 struct drm_encoder *encoder,
435 enum drm_connector_status current_status,
438 struct drm_device *dev = connector->dev;
439 struct drm_connector *conflict;
440 struct radeon_connector *radeon_conflict;
443 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
444 if (conflict == connector)
447 radeon_conflict = to_radeon_connector(conflict);
448 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
449 if (conflict->encoder_ids[i] == 0)
452 /* if the IDs match */
453 if (conflict->encoder_ids[i] == encoder->base.id) {
454 if (conflict->status != connector_status_connected)
457 if (radeon_conflict->use_digital)
460 if (priority == true) {
461 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
463 DRM_DEBUG_KMS("in favor of %s\n",
465 conflict->status = connector_status_disconnected;
466 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
468 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
470 DRM_DEBUG_KMS("in favor of %s\n",
472 current_status = connector_status_disconnected;
478 return current_status;
482 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
484 struct drm_device *dev = encoder->dev;
485 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
486 struct drm_display_mode *mode = NULL;
487 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
489 if (native_mode->hdisplay != 0 &&
490 native_mode->vdisplay != 0 &&
491 native_mode->clock != 0) {
492 mode = drm_mode_duplicate(dev, native_mode);
493 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
494 drm_mode_set_name(mode);
496 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
497 } else if (native_mode->hdisplay != 0 &&
498 native_mode->vdisplay != 0) {
499 /* mac laptops without an edid */
500 /* Note that this is not necessarily the exact panel mode,
501 * but an approximation based on the cvt formula. For these
502 * systems we should ideally read the mode info out of the
503 * registers or add a mode table, but this works and is much
506 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
507 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
508 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
513 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
515 struct drm_device *dev = encoder->dev;
516 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
517 struct drm_display_mode *mode = NULL;
518 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
523 } common_modes[17] = {
543 for (i = 0; i < 17; i++) {
544 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
545 if (common_modes[i].w > 1024 ||
546 common_modes[i].h > 768)
549 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
550 if (common_modes[i].w > native_mode->hdisplay ||
551 common_modes[i].h > native_mode->vdisplay ||
552 (common_modes[i].w == native_mode->hdisplay &&
553 common_modes[i].h == native_mode->vdisplay))
556 if (common_modes[i].w < 320 || common_modes[i].h < 200)
559 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
560 drm_mode_probed_add(connector, mode);
564 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
567 struct drm_device *dev = connector->dev;
568 struct radeon_device *rdev = dev->dev_private;
569 struct drm_encoder *encoder;
570 struct radeon_encoder *radeon_encoder;
572 if (property == rdev->mode_info.coherent_mode_property) {
573 struct radeon_encoder_atom_dig *dig;
574 bool new_coherent_mode;
576 /* need to find digital encoder on connector */
577 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
581 radeon_encoder = to_radeon_encoder(encoder);
583 if (!radeon_encoder->enc_priv)
586 dig = radeon_encoder->enc_priv;
587 new_coherent_mode = val ? true : false;
588 if (dig->coherent_mode != new_coherent_mode) {
589 dig->coherent_mode = new_coherent_mode;
590 radeon_property_change_mode(&radeon_encoder->base);
594 if (property == rdev->mode_info.audio_property) {
595 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
596 /* need to find digital encoder on connector */
597 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
601 radeon_encoder = to_radeon_encoder(encoder);
603 if (radeon_connector->audio != val) {
604 radeon_connector->audio = val;
605 radeon_property_change_mode(&radeon_encoder->base);
609 if (property == rdev->mode_info.dither_property) {
610 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
611 /* need to find digital encoder on connector */
612 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
616 radeon_encoder = to_radeon_encoder(encoder);
618 if (radeon_connector->dither != val) {
619 radeon_connector->dither = val;
620 radeon_property_change_mode(&radeon_encoder->base);
624 if (property == rdev->mode_info.underscan_property) {
625 /* need to find digital encoder on connector */
626 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
630 radeon_encoder = to_radeon_encoder(encoder);
632 if (radeon_encoder->underscan_type != val) {
633 radeon_encoder->underscan_type = val;
634 radeon_property_change_mode(&radeon_encoder->base);
638 if (property == rdev->mode_info.underscan_hborder_property) {
639 /* need to find digital encoder on connector */
640 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
644 radeon_encoder = to_radeon_encoder(encoder);
646 if (radeon_encoder->underscan_hborder != val) {
647 radeon_encoder->underscan_hborder = val;
648 radeon_property_change_mode(&radeon_encoder->base);
652 if (property == rdev->mode_info.underscan_vborder_property) {
653 /* need to find digital encoder on connector */
654 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
658 radeon_encoder = to_radeon_encoder(encoder);
660 if (radeon_encoder->underscan_vborder != val) {
661 radeon_encoder->underscan_vborder = val;
662 radeon_property_change_mode(&radeon_encoder->base);
666 if (property == rdev->mode_info.tv_std_property) {
667 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
669 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
675 radeon_encoder = to_radeon_encoder(encoder);
676 if (!radeon_encoder->enc_priv)
678 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
679 struct radeon_encoder_atom_dac *dac_int;
680 dac_int = radeon_encoder->enc_priv;
681 dac_int->tv_std = val;
683 struct radeon_encoder_tv_dac *dac_int;
684 dac_int = radeon_encoder->enc_priv;
685 dac_int->tv_std = val;
687 radeon_property_change_mode(&radeon_encoder->base);
690 if (property == rdev->mode_info.load_detect_property) {
691 struct radeon_connector *radeon_connector =
692 to_radeon_connector(connector);
695 radeon_connector->dac_load_detect = false;
697 radeon_connector->dac_load_detect = true;
700 if (property == rdev->mode_info.tmds_pll_property) {
701 struct radeon_encoder_int_tmds *tmds = NULL;
703 /* need to find digital encoder on connector */
704 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
708 radeon_encoder = to_radeon_encoder(encoder);
710 tmds = radeon_encoder->enc_priv;
715 if (rdev->is_atom_bios)
716 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
718 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
720 if (val == 1 || ret == false) {
721 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
723 radeon_property_change_mode(&radeon_encoder->base);
726 if (property == dev->mode_config.scaling_mode_property) {
727 enum radeon_rmx_type rmx_type;
729 if (connector->encoder)
730 radeon_encoder = to_radeon_encoder(connector->encoder);
732 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
733 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
738 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
739 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
740 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
741 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
743 if (radeon_encoder->rmx_type == rmx_type)
746 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
747 (radeon_encoder->native_mode.clock == 0))
750 radeon_encoder->rmx_type = rmx_type;
752 radeon_property_change_mode(&radeon_encoder->base);
755 if (property == rdev->mode_info.output_csc_property) {
756 if (connector->encoder)
757 radeon_encoder = to_radeon_encoder(connector->encoder);
759 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
760 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
763 if (radeon_encoder->output_csc == val)
766 radeon_encoder->output_csc = val;
768 if (connector->encoder->crtc) {
769 struct drm_crtc *crtc = connector->encoder->crtc;
770 const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
771 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
773 radeon_crtc->output_csc = radeon_encoder->output_csc;
775 (*crtc_funcs->load_lut)(crtc);
782 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
783 struct drm_connector *connector)
785 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
786 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
787 struct drm_display_mode *t, *mode;
789 /* If the EDID preferred mode doesn't match the native mode, use it */
790 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
791 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
792 if (mode->hdisplay != native_mode->hdisplay ||
793 mode->vdisplay != native_mode->vdisplay)
794 memcpy(native_mode, mode, sizeof(*mode));
798 /* Try to get native mode details from EDID if necessary */
799 if (!native_mode->clock) {
800 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
801 if (mode->hdisplay == native_mode->hdisplay &&
802 mode->vdisplay == native_mode->vdisplay) {
803 *native_mode = *mode;
804 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
805 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
811 if (!native_mode->clock) {
812 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
813 radeon_encoder->rmx_type = RMX_OFF;
817 static int radeon_lvds_get_modes(struct drm_connector *connector)
819 struct drm_encoder *encoder;
821 struct drm_display_mode *mode;
823 radeon_connector_get_edid(connector);
824 ret = radeon_ddc_get_modes(connector);
826 encoder = radeon_best_single_encoder(connector);
828 radeon_fixup_lvds_native_mode(encoder, connector);
829 /* add scaled modes */
830 radeon_add_common_modes(encoder, connector);
835 encoder = radeon_best_single_encoder(connector);
839 /* we have no EDID modes */
840 mode = radeon_fp_native_mode(encoder);
843 drm_mode_probed_add(connector, mode);
844 /* add the width/height from vbios tables if available */
845 connector->display_info.width_mm = mode->width_mm;
846 connector->display_info.height_mm = mode->height_mm;
847 /* add scaled modes */
848 radeon_add_common_modes(encoder, connector);
854 static int radeon_lvds_mode_valid(struct drm_connector *connector,
855 struct drm_display_mode *mode)
857 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
859 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
863 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
864 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
866 /* AVIVO hardware supports downscaling modes larger than the panel
867 * to the panel size, but I'm not sure this is desirable.
869 if ((mode->hdisplay > native_mode->hdisplay) ||
870 (mode->vdisplay > native_mode->vdisplay))
873 /* if scaling is disabled, block non-native modes */
874 if (radeon_encoder->rmx_type == RMX_OFF) {
875 if ((mode->hdisplay != native_mode->hdisplay) ||
876 (mode->vdisplay != native_mode->vdisplay))
884 static enum drm_connector_status
885 radeon_lvds_detect(struct drm_connector *connector, bool force)
887 struct drm_device *dev = connector->dev;
888 struct radeon_device *rdev = dev->dev_private;
889 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
890 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
891 enum drm_connector_status ret = connector_status_disconnected;
894 r = pm_runtime_get_sync(connector->dev->dev);
896 return connector_status_disconnected;
899 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
900 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
902 /* check if panel is valid */
903 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
904 ret = connector_status_connected;
905 /* don't fetch the edid from the vbios if ddc fails and runpm is
906 * enabled so we report disconnected.
908 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
909 ret = connector_status_disconnected;
912 /* check for edid as well */
913 radeon_connector_get_edid(connector);
914 if (radeon_connector->edid)
915 ret = connector_status_connected;
916 /* check acpi lid status ??? */
918 radeon_connector_update_scratch_regs(connector, ret);
919 pm_runtime_mark_last_busy(connector->dev->dev);
920 pm_runtime_put_autosuspend(connector->dev->dev);
924 static void radeon_connector_destroy(struct drm_connector *connector)
926 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
928 radeon_connector_free_edid(connector);
929 kfree(radeon_connector->con_priv);
930 drm_connector_unregister(connector);
931 drm_connector_cleanup(connector);
935 static int radeon_lvds_set_property(struct drm_connector *connector,
936 struct drm_property *property,
939 struct drm_device *dev = connector->dev;
940 struct radeon_encoder *radeon_encoder;
941 enum radeon_rmx_type rmx_type;
944 if (property != dev->mode_config.scaling_mode_property)
947 if (connector->encoder)
948 radeon_encoder = to_radeon_encoder(connector->encoder);
950 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
951 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
955 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
956 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
957 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
959 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
961 if (radeon_encoder->rmx_type == rmx_type)
964 radeon_encoder->rmx_type = rmx_type;
966 radeon_property_change_mode(&radeon_encoder->base);
971 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
972 .get_modes = radeon_lvds_get_modes,
973 .mode_valid = radeon_lvds_mode_valid,
974 .best_encoder = radeon_best_single_encoder,
977 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
978 .dpms = drm_helper_connector_dpms,
979 .detect = radeon_lvds_detect,
980 .fill_modes = drm_helper_probe_single_connector_modes,
981 .destroy = radeon_connector_destroy,
982 .set_property = radeon_lvds_set_property,
985 static int radeon_vga_get_modes(struct drm_connector *connector)
989 radeon_connector_get_edid(connector);
990 ret = radeon_ddc_get_modes(connector);
992 radeon_get_native_mode(connector);
997 static int radeon_vga_mode_valid(struct drm_connector *connector,
998 struct drm_display_mode *mode)
1000 struct drm_device *dev = connector->dev;
1001 struct radeon_device *rdev = dev->dev_private;
1003 /* XXX check mode bandwidth */
1005 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1006 return MODE_CLOCK_HIGH;
1011 static enum drm_connector_status
1012 radeon_vga_detect(struct drm_connector *connector, bool force)
1014 struct drm_device *dev = connector->dev;
1015 struct radeon_device *rdev = dev->dev_private;
1016 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1017 struct drm_encoder *encoder;
1018 const struct drm_encoder_helper_funcs *encoder_funcs;
1020 enum drm_connector_status ret = connector_status_disconnected;
1023 r = pm_runtime_get_sync(connector->dev->dev);
1025 return connector_status_disconnected;
1027 encoder = radeon_best_single_encoder(connector);
1029 ret = connector_status_disconnected;
1031 if (radeon_connector->ddc_bus)
1032 dret = radeon_ddc_probe(radeon_connector, false);
1034 radeon_connector->detected_by_load = false;
1035 radeon_connector_free_edid(connector);
1036 radeon_connector_get_edid(connector);
1038 if (!radeon_connector->edid) {
1039 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1041 ret = connector_status_connected;
1043 radeon_connector->use_digital =
1044 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1046 /* some oems have boards with separate digital and analog connectors
1047 * with a shared ddc line (often vga + hdmi)
1049 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1050 radeon_connector_free_edid(connector);
1051 ret = connector_status_disconnected;
1053 ret = connector_status_connected;
1058 /* if we aren't forcing don't do destructive polling */
1060 /* only return the previous status if we last
1061 * detected a monitor via load.
1063 if (radeon_connector->detected_by_load)
1064 ret = connector->status;
1068 if (radeon_connector->dac_load_detect && encoder) {
1069 encoder_funcs = encoder->helper_private;
1070 ret = encoder_funcs->detect(encoder, connector);
1071 if (ret != connector_status_disconnected)
1072 radeon_connector->detected_by_load = true;
1076 if (ret == connector_status_connected)
1077 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1079 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1080 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1081 * by other means, assume the CRT is connected and use that EDID.
1083 if ((!rdev->is_atom_bios) &&
1084 (ret == connector_status_disconnected) &&
1085 rdev->mode_info.bios_hardcoded_edid_size) {
1086 ret = connector_status_connected;
1089 radeon_connector_update_scratch_regs(connector, ret);
1092 pm_runtime_mark_last_busy(connector->dev->dev);
1093 pm_runtime_put_autosuspend(connector->dev->dev);
1098 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1099 .get_modes = radeon_vga_get_modes,
1100 .mode_valid = radeon_vga_mode_valid,
1101 .best_encoder = radeon_best_single_encoder,
1104 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1105 .dpms = drm_helper_connector_dpms,
1106 .detect = radeon_vga_detect,
1107 .fill_modes = drm_helper_probe_single_connector_modes,
1108 .destroy = radeon_connector_destroy,
1109 .set_property = radeon_connector_set_property,
1112 static int radeon_tv_get_modes(struct drm_connector *connector)
1114 struct drm_device *dev = connector->dev;
1115 struct radeon_device *rdev = dev->dev_private;
1116 struct drm_display_mode *tv_mode;
1117 struct drm_encoder *encoder;
1119 encoder = radeon_best_single_encoder(connector);
1123 /* avivo chips can scale any mode */
1124 if (rdev->family >= CHIP_RS600)
1125 /* add scaled modes */
1126 radeon_add_common_modes(encoder, connector);
1128 /* only 800x600 is supported right now on pre-avivo chips */
1129 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1130 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1131 drm_mode_probed_add(connector, tv_mode);
1136 static int radeon_tv_mode_valid(struct drm_connector *connector,
1137 struct drm_display_mode *mode)
1139 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1140 return MODE_CLOCK_RANGE;
1144 static enum drm_connector_status
1145 radeon_tv_detect(struct drm_connector *connector, bool force)
1147 struct drm_encoder *encoder;
1148 const struct drm_encoder_helper_funcs *encoder_funcs;
1149 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1150 enum drm_connector_status ret = connector_status_disconnected;
1153 if (!radeon_connector->dac_load_detect)
1156 r = pm_runtime_get_sync(connector->dev->dev);
1158 return connector_status_disconnected;
1160 encoder = radeon_best_single_encoder(connector);
1162 ret = connector_status_disconnected;
1164 encoder_funcs = encoder->helper_private;
1165 ret = encoder_funcs->detect(encoder, connector);
1167 if (ret == connector_status_connected)
1168 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1169 radeon_connector_update_scratch_regs(connector, ret);
1170 pm_runtime_mark_last_busy(connector->dev->dev);
1171 pm_runtime_put_autosuspend(connector->dev->dev);
1175 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1176 .get_modes = radeon_tv_get_modes,
1177 .mode_valid = radeon_tv_mode_valid,
1178 .best_encoder = radeon_best_single_encoder,
1181 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1182 .dpms = drm_helper_connector_dpms,
1183 .detect = radeon_tv_detect,
1184 .fill_modes = drm_helper_probe_single_connector_modes,
1185 .destroy = radeon_connector_destroy,
1186 .set_property = radeon_connector_set_property,
1189 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1191 struct drm_device *dev = connector->dev;
1192 struct radeon_device *rdev = dev->dev_private;
1193 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1194 enum drm_connector_status status;
1196 /* We only trust HPD on R600 and newer ASICS. */
1197 if (rdev->family >= CHIP_R600
1198 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1199 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1200 status = connector_status_connected;
1202 status = connector_status_disconnected;
1203 if (connector->status == status)
1211 * DVI is complicated
1212 * Do a DDC probe, if DDC probe passes, get the full EDID so
1213 * we can do analog/digital monitor detection at this point.
1214 * If the monitor is an analog monitor or we got no DDC,
1215 * we need to find the DAC encoder object for this connector.
1216 * If we got no DDC, we do load detection on the DAC encoder object.
1217 * If we got analog DDC or load detection passes on the DAC encoder
1218 * we have to check if this analog encoder is shared with anyone else (TV)
1219 * if its shared we have to set the other connector to disconnected.
1221 static enum drm_connector_status
1222 radeon_dvi_detect(struct drm_connector *connector, bool force)
1224 struct drm_device *dev = connector->dev;
1225 struct radeon_device *rdev = dev->dev_private;
1226 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1227 struct drm_encoder *encoder = NULL;
1228 const struct drm_encoder_helper_funcs *encoder_funcs;
1230 enum drm_connector_status ret = connector_status_disconnected;
1231 bool dret = false, broken_edid = false;
1233 r = pm_runtime_get_sync(connector->dev->dev);
1235 return connector_status_disconnected;
1237 if (radeon_connector->detected_hpd_without_ddc) {
1239 radeon_connector->detected_hpd_without_ddc = false;
1242 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1243 ret = connector->status;
1247 if (radeon_connector->ddc_bus) {
1248 dret = radeon_ddc_probe(radeon_connector, false);
1250 /* Sometimes the pins required for the DDC probe on DVI
1251 * connectors don't make contact at the same time that the ones
1252 * for HPD do. If the DDC probe fails even though we had an HPD
1253 * signal, try again later */
1254 if (!dret && !force &&
1255 connector->status != connector_status_connected) {
1256 DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");
1257 radeon_connector->detected_hpd_without_ddc = true;
1258 schedule_delayed_work(&rdev->hotplug_work,
1259 msecs_to_jiffies(1000));
1264 radeon_connector->detected_by_load = false;
1265 radeon_connector_free_edid(connector);
1266 radeon_connector_get_edid(connector);
1268 if (!radeon_connector->edid) {
1269 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1271 /* rs690 seems to have a problem with connectors not existing and always
1272 * return a block of 0's. If we see this just stop polling on this output */
1273 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1274 radeon_connector->base.null_edid_counter) {
1275 ret = connector_status_disconnected;
1276 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1278 radeon_connector->ddc_bus = NULL;
1280 ret = connector_status_connected;
1281 broken_edid = true; /* defer use_digital to later */
1284 radeon_connector->use_digital =
1285 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1287 /* some oems have boards with separate digital and analog connectors
1288 * with a shared ddc line (often vga + hdmi)
1290 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1291 radeon_connector_free_edid(connector);
1292 ret = connector_status_disconnected;
1294 ret = connector_status_connected;
1296 /* This gets complicated. We have boards with VGA + HDMI with a
1297 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1298 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1299 * you don't really know what's connected to which port as both are digital.
1301 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1302 struct drm_connector *list_connector;
1303 struct radeon_connector *list_radeon_connector;
1304 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1305 if (connector == list_connector)
1307 list_radeon_connector = to_radeon_connector(list_connector);
1308 if (list_radeon_connector->shared_ddc &&
1309 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1310 radeon_connector->ddc_bus->rec.i2c_id)) {
1311 /* cases where both connectors are digital */
1312 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1313 /* hpd is our only option in this case */
1314 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1315 radeon_connector_free_edid(connector);
1316 ret = connector_status_disconnected;
1325 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1328 /* DVI-D and HDMI-A are digital only */
1329 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1330 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1333 /* if we aren't forcing don't do destructive polling */
1335 /* only return the previous status if we last
1336 * detected a monitor via load.
1338 if (radeon_connector->detected_by_load)
1339 ret = connector->status;
1343 /* find analog encoder */
1344 if (radeon_connector->dac_load_detect) {
1345 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1346 if (connector->encoder_ids[i] == 0)
1349 encoder = drm_encoder_find(connector->dev,
1350 connector->encoder_ids[i]);
1354 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1355 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1358 encoder_funcs = encoder->helper_private;
1359 if (encoder_funcs->detect) {
1361 if (ret != connector_status_connected) {
1362 /* deal with analog monitors without DDC */
1363 ret = encoder_funcs->detect(encoder, connector);
1364 if (ret == connector_status_connected) {
1365 radeon_connector->use_digital = false;
1367 if (ret != connector_status_disconnected)
1368 radeon_connector->detected_by_load = true;
1371 enum drm_connector_status lret;
1372 /* assume digital unless load detected otherwise */
1373 radeon_connector->use_digital = true;
1374 lret = encoder_funcs->detect(encoder, connector);
1375 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1376 if (lret == connector_status_connected)
1377 radeon_connector->use_digital = false;
1384 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1386 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1389 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1390 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1391 * by other means, assume the DFP is connected and use that EDID. In most
1392 * cases the DVI port is actually a virtual KVM port connected to the service
1396 if ((!rdev->is_atom_bios) &&
1397 (ret == connector_status_disconnected) &&
1398 rdev->mode_info.bios_hardcoded_edid_size) {
1399 radeon_connector->use_digital = true;
1400 ret = connector_status_connected;
1403 /* updated in get modes as well since we need to know if it's analog or digital */
1404 radeon_connector_update_scratch_regs(connector, ret);
1406 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1407 const struct drm_connector_helper_funcs *connector_funcs =
1408 connector->helper_private;
1410 encoder = connector_funcs->best_encoder(connector);
1411 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1412 radeon_connector_get_edid(connector);
1413 radeon_audio_detect(connector, encoder, ret);
1418 pm_runtime_mark_last_busy(connector->dev->dev);
1419 pm_runtime_put_autosuspend(connector->dev->dev);
1424 /* okay need to be smart in here about which encoder to pick */
1425 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1427 int enc_id = connector->encoder_ids[0];
1428 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1429 struct drm_encoder *encoder;
1431 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1432 if (connector->encoder_ids[i] == 0)
1435 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1439 if (radeon_connector->use_digital == true) {
1440 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1443 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1444 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1449 /* see if we have a default encoder TODO */
1451 /* then check use digitial */
1452 /* pick the first one */
1454 return drm_encoder_find(connector->dev, enc_id);
1458 static void radeon_dvi_force(struct drm_connector *connector)
1460 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1461 if (connector->force == DRM_FORCE_ON)
1462 radeon_connector->use_digital = false;
1463 if (connector->force == DRM_FORCE_ON_DIGITAL)
1464 radeon_connector->use_digital = true;
1467 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1468 struct drm_display_mode *mode)
1470 struct drm_device *dev = connector->dev;
1471 struct radeon_device *rdev = dev->dev_private;
1472 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1474 /* XXX check mode bandwidth */
1476 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1477 if (radeon_connector->use_digital &&
1478 (rdev->family == CHIP_RV100) &&
1479 (mode->clock > 135000))
1480 return MODE_CLOCK_HIGH;
1482 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1483 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1484 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1485 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1487 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1488 /* HDMI 1.3+ supports max clock of 340 Mhz */
1489 if (mode->clock > 340000)
1490 return MODE_CLOCK_HIGH;
1494 return MODE_CLOCK_HIGH;
1498 /* check against the max pixel clock */
1499 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1500 return MODE_CLOCK_HIGH;
1505 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1506 .get_modes = radeon_vga_get_modes,
1507 .mode_valid = radeon_dvi_mode_valid,
1508 .best_encoder = radeon_dvi_encoder,
1511 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1512 .dpms = drm_helper_connector_dpms,
1513 .detect = radeon_dvi_detect,
1514 .fill_modes = drm_helper_probe_single_connector_modes,
1515 .set_property = radeon_connector_set_property,
1516 .destroy = radeon_connector_destroy,
1517 .force = radeon_dvi_force,
1520 static int radeon_dp_get_modes(struct drm_connector *connector)
1522 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1523 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1524 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1527 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1528 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1529 struct drm_display_mode *mode;
1531 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1532 if (!radeon_dig_connector->edp_on)
1533 atombios_set_edp_panel_power(connector,
1534 ATOM_TRANSMITTER_ACTION_POWER_ON);
1535 radeon_connector_get_edid(connector);
1536 ret = radeon_ddc_get_modes(connector);
1537 if (!radeon_dig_connector->edp_on)
1538 atombios_set_edp_panel_power(connector,
1539 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1541 /* need to setup ddc on the bridge */
1542 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1543 ENCODER_OBJECT_ID_NONE) {
1545 radeon_atom_ext_encoder_setup_ddc(encoder);
1547 radeon_connector_get_edid(connector);
1548 ret = radeon_ddc_get_modes(connector);
1553 radeon_fixup_lvds_native_mode(encoder, connector);
1554 /* add scaled modes */
1555 radeon_add_common_modes(encoder, connector);
1563 /* we have no EDID modes */
1564 mode = radeon_fp_native_mode(encoder);
1567 drm_mode_probed_add(connector, mode);
1568 /* add the width/height from vbios tables if available */
1569 connector->display_info.width_mm = mode->width_mm;
1570 connector->display_info.height_mm = mode->height_mm;
1571 /* add scaled modes */
1572 radeon_add_common_modes(encoder, connector);
1575 /* need to setup ddc on the bridge */
1576 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1577 ENCODER_OBJECT_ID_NONE) {
1579 radeon_atom_ext_encoder_setup_ddc(encoder);
1581 radeon_connector_get_edid(connector);
1582 ret = radeon_ddc_get_modes(connector);
1584 radeon_get_native_mode(connector);
1590 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1592 struct drm_encoder *encoder;
1593 struct radeon_encoder *radeon_encoder;
1596 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1597 if (connector->encoder_ids[i] == 0)
1600 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1604 radeon_encoder = to_radeon_encoder(encoder);
1606 switch (radeon_encoder->encoder_id) {
1607 case ENCODER_OBJECT_ID_TRAVIS:
1608 case ENCODER_OBJECT_ID_NUTMEG:
1609 return radeon_encoder->encoder_id;
1615 return ENCODER_OBJECT_ID_NONE;
1618 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1620 struct drm_encoder *encoder;
1621 struct radeon_encoder *radeon_encoder;
1625 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1626 if (connector->encoder_ids[i] == 0)
1629 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1633 radeon_encoder = to_radeon_encoder(encoder);
1634 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1641 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1643 struct drm_device *dev = connector->dev;
1644 struct radeon_device *rdev = dev->dev_private;
1646 if (ASIC_IS_DCE5(rdev) &&
1647 (rdev->clock.default_dispclk >= 53900) &&
1648 radeon_connector_encoder_is_hbr2(connector)) {
1655 static enum drm_connector_status
1656 radeon_dp_detect(struct drm_connector *connector, bool force)
1658 struct drm_device *dev = connector->dev;
1659 struct radeon_device *rdev = dev->dev_private;
1660 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1661 enum drm_connector_status ret = connector_status_disconnected;
1662 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1663 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1666 if (radeon_dig_connector->is_mst)
1667 return connector_status_disconnected;
1669 r = pm_runtime_get_sync(connector->dev->dev);
1671 return connector_status_disconnected;
1673 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1674 ret = connector->status;
1678 radeon_connector_free_edid(connector);
1680 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1681 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1683 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1684 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1686 /* check if panel is valid */
1687 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1688 ret = connector_status_connected;
1689 /* don't fetch the edid from the vbios if ddc fails and runpm is
1690 * enabled so we report disconnected.
1692 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1693 ret = connector_status_disconnected;
1695 /* eDP is always DP */
1696 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1697 if (!radeon_dig_connector->edp_on)
1698 atombios_set_edp_panel_power(connector,
1699 ATOM_TRANSMITTER_ACTION_POWER_ON);
1700 if (radeon_dp_getdpcd(radeon_connector))
1701 ret = connector_status_connected;
1702 if (!radeon_dig_connector->edp_on)
1703 atombios_set_edp_panel_power(connector,
1704 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1705 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1706 ENCODER_OBJECT_ID_NONE) {
1707 /* DP bridges are always DP */
1708 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1709 /* get the DPCD from the bridge */
1710 radeon_dp_getdpcd(radeon_connector);
1713 /* setup ddc on the bridge */
1714 radeon_atom_ext_encoder_setup_ddc(encoder);
1715 /* bridge chips are always aux */
1716 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1717 ret = connector_status_connected;
1718 else if (radeon_connector->dac_load_detect) { /* try load detection */
1719 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1720 ret = encoder_funcs->detect(encoder, connector);
1724 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1725 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1726 ret = connector_status_connected;
1727 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1728 radeon_dp_getdpcd(radeon_connector);
1729 r = radeon_dp_mst_probe(radeon_connector);
1731 ret = connector_status_disconnected;
1734 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1735 if (radeon_dp_getdpcd(radeon_connector)) {
1736 r = radeon_dp_mst_probe(radeon_connector);
1738 ret = connector_status_disconnected;
1740 ret = connector_status_connected;
1743 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1744 if (radeon_ddc_probe(radeon_connector, false))
1745 ret = connector_status_connected;
1750 radeon_connector_update_scratch_regs(connector, ret);
1752 if ((radeon_audio != 0) && encoder) {
1753 radeon_connector_get_edid(connector);
1754 radeon_audio_detect(connector, encoder, ret);
1758 pm_runtime_mark_last_busy(connector->dev->dev);
1759 pm_runtime_put_autosuspend(connector->dev->dev);
1764 static int radeon_dp_mode_valid(struct drm_connector *connector,
1765 struct drm_display_mode *mode)
1767 struct drm_device *dev = connector->dev;
1768 struct radeon_device *rdev = dev->dev_private;
1769 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1770 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1772 /* XXX check mode bandwidth */
1774 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1775 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1776 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1778 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1782 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1783 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1785 /* AVIVO hardware supports downscaling modes larger than the panel
1786 * to the panel size, but I'm not sure this is desirable.
1788 if ((mode->hdisplay > native_mode->hdisplay) ||
1789 (mode->vdisplay > native_mode->vdisplay))
1792 /* if scaling is disabled, block non-native modes */
1793 if (radeon_encoder->rmx_type == RMX_OFF) {
1794 if ((mode->hdisplay != native_mode->hdisplay) ||
1795 (mode->vdisplay != native_mode->vdisplay))
1800 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1801 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1802 return radeon_dp_mode_valid_helper(connector, mode);
1804 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1805 /* HDMI 1.3+ supports max clock of 340 Mhz */
1806 if (mode->clock > 340000)
1807 return MODE_CLOCK_HIGH;
1809 if (mode->clock > 165000)
1810 return MODE_CLOCK_HIGH;
1818 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1819 .get_modes = radeon_dp_get_modes,
1820 .mode_valid = radeon_dp_mode_valid,
1821 .best_encoder = radeon_dvi_encoder,
1824 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1825 .dpms = drm_helper_connector_dpms,
1826 .detect = radeon_dp_detect,
1827 .fill_modes = drm_helper_probe_single_connector_modes,
1828 .set_property = radeon_connector_set_property,
1829 .destroy = radeon_connector_destroy,
1830 .force = radeon_dvi_force,
1833 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1834 .dpms = drm_helper_connector_dpms,
1835 .detect = radeon_dp_detect,
1836 .fill_modes = drm_helper_probe_single_connector_modes,
1837 .set_property = radeon_lvds_set_property,
1838 .destroy = radeon_connector_destroy,
1839 .force = radeon_dvi_force,
1842 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1843 .dpms = drm_helper_connector_dpms,
1844 .detect = radeon_dp_detect,
1845 .fill_modes = drm_helper_probe_single_connector_modes,
1846 .set_property = radeon_lvds_set_property,
1847 .destroy = radeon_connector_destroy,
1848 .force = radeon_dvi_force,
1852 radeon_add_atom_connector(struct drm_device *dev,
1853 uint32_t connector_id,
1854 uint32_t supported_device,
1856 struct radeon_i2c_bus_rec *i2c_bus,
1857 uint32_t igp_lane_info,
1858 uint16_t connector_object_id,
1859 struct radeon_hpd *hpd,
1860 struct radeon_router *router)
1862 struct radeon_device *rdev = dev->dev_private;
1863 struct drm_connector *connector;
1864 struct radeon_connector *radeon_connector;
1865 struct radeon_connector_atom_dig *radeon_dig_connector;
1866 struct drm_encoder *encoder;
1867 struct radeon_encoder *radeon_encoder;
1868 uint32_t subpixel_order = SubPixelNone;
1869 bool shared_ddc = false;
1870 bool is_dp_bridge = false;
1871 bool has_aux = false;
1873 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1876 /* if the user selected tv=0 don't try and add the connector */
1877 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1878 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1879 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1883 /* see if we already added it */
1884 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1885 radeon_connector = to_radeon_connector(connector);
1886 if (radeon_connector->connector_id == connector_id) {
1887 radeon_connector->devices |= supported_device;
1890 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1891 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1892 radeon_connector->shared_ddc = true;
1895 if (radeon_connector->router_bus && router->ddc_valid &&
1896 (radeon_connector->router.router_id == router->router_id)) {
1897 radeon_connector->shared_ddc = false;
1903 /* check if it's a dp bridge */
1904 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1905 radeon_encoder = to_radeon_encoder(encoder);
1906 if (radeon_encoder->devices & supported_device) {
1907 switch (radeon_encoder->encoder_id) {
1908 case ENCODER_OBJECT_ID_TRAVIS:
1909 case ENCODER_OBJECT_ID_NUTMEG:
1910 is_dp_bridge = true;
1918 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1919 if (!radeon_connector)
1922 connector = &radeon_connector->base;
1924 radeon_connector->connector_id = connector_id;
1925 radeon_connector->devices = supported_device;
1926 radeon_connector->shared_ddc = shared_ddc;
1927 radeon_connector->connector_object_id = connector_object_id;
1928 radeon_connector->hpd = *hpd;
1930 radeon_connector->router = *router;
1931 if (router->ddc_valid || router->cd_valid) {
1932 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1933 if (!radeon_connector->router_bus)
1934 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1938 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1939 if (!radeon_dig_connector)
1941 radeon_dig_connector->igp_lane_info = igp_lane_info;
1942 radeon_connector->con_priv = radeon_dig_connector;
1943 if (i2c_bus->valid) {
1944 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1945 if (radeon_connector->ddc_bus)
1948 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1950 switch (connector_type) {
1951 case DRM_MODE_CONNECTOR_VGA:
1952 case DRM_MODE_CONNECTOR_DVIA:
1954 drm_connector_init(dev, &radeon_connector->base,
1955 &radeon_dp_connector_funcs, connector_type);
1956 drm_connector_helper_add(&radeon_connector->base,
1957 &radeon_dp_connector_helper_funcs);
1958 connector->interlace_allowed = true;
1959 connector->doublescan_allowed = true;
1960 radeon_connector->dac_load_detect = true;
1961 drm_object_attach_property(&radeon_connector->base.base,
1962 rdev->mode_info.load_detect_property,
1964 drm_object_attach_property(&radeon_connector->base.base,
1965 dev->mode_config.scaling_mode_property,
1966 DRM_MODE_SCALE_NONE);
1967 if (ASIC_IS_DCE5(rdev))
1968 drm_object_attach_property(&radeon_connector->base.base,
1969 rdev->mode_info.output_csc_property,
1970 RADEON_OUTPUT_CSC_BYPASS);
1972 case DRM_MODE_CONNECTOR_DVII:
1973 case DRM_MODE_CONNECTOR_DVID:
1974 case DRM_MODE_CONNECTOR_HDMIA:
1975 case DRM_MODE_CONNECTOR_HDMIB:
1976 case DRM_MODE_CONNECTOR_DisplayPort:
1977 drm_connector_init(dev, &radeon_connector->base,
1978 &radeon_dp_connector_funcs, connector_type);
1979 drm_connector_helper_add(&radeon_connector->base,
1980 &radeon_dp_connector_helper_funcs);
1981 drm_object_attach_property(&radeon_connector->base.base,
1982 rdev->mode_info.underscan_property,
1984 drm_object_attach_property(&radeon_connector->base.base,
1985 rdev->mode_info.underscan_hborder_property,
1987 drm_object_attach_property(&radeon_connector->base.base,
1988 rdev->mode_info.underscan_vborder_property,
1991 drm_object_attach_property(&radeon_connector->base.base,
1992 dev->mode_config.scaling_mode_property,
1993 DRM_MODE_SCALE_NONE);
1995 drm_object_attach_property(&radeon_connector->base.base,
1996 rdev->mode_info.dither_property,
1997 RADEON_FMT_DITHER_DISABLE);
1999 if (radeon_audio != 0)
2000 drm_object_attach_property(&radeon_connector->base.base,
2001 rdev->mode_info.audio_property,
2003 if (ASIC_IS_DCE5(rdev))
2004 drm_object_attach_property(&radeon_connector->base.base,
2005 rdev->mode_info.output_csc_property,
2006 RADEON_OUTPUT_CSC_BYPASS);
2008 subpixel_order = SubPixelHorizontalRGB;
2009 connector->interlace_allowed = true;
2010 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2011 connector->doublescan_allowed = true;
2013 connector->doublescan_allowed = false;
2014 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2015 radeon_connector->dac_load_detect = true;
2016 drm_object_attach_property(&radeon_connector->base.base,
2017 rdev->mode_info.load_detect_property,
2021 case DRM_MODE_CONNECTOR_LVDS:
2022 case DRM_MODE_CONNECTOR_eDP:
2023 drm_connector_init(dev, &radeon_connector->base,
2024 &radeon_lvds_bridge_connector_funcs, connector_type);
2025 drm_connector_helper_add(&radeon_connector->base,
2026 &radeon_dp_connector_helper_funcs);
2027 drm_object_attach_property(&radeon_connector->base.base,
2028 dev->mode_config.scaling_mode_property,
2029 DRM_MODE_SCALE_FULLSCREEN);
2030 subpixel_order = SubPixelHorizontalRGB;
2031 connector->interlace_allowed = false;
2032 connector->doublescan_allowed = false;
2036 switch (connector_type) {
2037 case DRM_MODE_CONNECTOR_VGA:
2038 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2039 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2040 if (i2c_bus->valid) {
2041 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2042 if (!radeon_connector->ddc_bus)
2043 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2045 radeon_connector->dac_load_detect = true;
2046 drm_object_attach_property(&radeon_connector->base.base,
2047 rdev->mode_info.load_detect_property,
2049 if (ASIC_IS_AVIVO(rdev))
2050 drm_object_attach_property(&radeon_connector->base.base,
2051 dev->mode_config.scaling_mode_property,
2052 DRM_MODE_SCALE_NONE);
2053 if (ASIC_IS_DCE5(rdev))
2054 drm_object_attach_property(&radeon_connector->base.base,
2055 rdev->mode_info.output_csc_property,
2056 RADEON_OUTPUT_CSC_BYPASS);
2057 /* no HPD on analog connectors */
2058 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2059 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2060 connector->interlace_allowed = true;
2061 connector->doublescan_allowed = true;
2063 case DRM_MODE_CONNECTOR_DVIA:
2064 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2065 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2066 if (i2c_bus->valid) {
2067 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2068 if (!radeon_connector->ddc_bus)
2069 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2071 radeon_connector->dac_load_detect = true;
2072 drm_object_attach_property(&radeon_connector->base.base,
2073 rdev->mode_info.load_detect_property,
2075 if (ASIC_IS_AVIVO(rdev))
2076 drm_object_attach_property(&radeon_connector->base.base,
2077 dev->mode_config.scaling_mode_property,
2078 DRM_MODE_SCALE_NONE);
2079 if (ASIC_IS_DCE5(rdev))
2080 drm_object_attach_property(&radeon_connector->base.base,
2081 rdev->mode_info.output_csc_property,
2082 RADEON_OUTPUT_CSC_BYPASS);
2083 /* no HPD on analog connectors */
2084 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2085 connector->interlace_allowed = true;
2086 connector->doublescan_allowed = true;
2088 case DRM_MODE_CONNECTOR_DVII:
2089 case DRM_MODE_CONNECTOR_DVID:
2090 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2091 if (!radeon_dig_connector)
2093 radeon_dig_connector->igp_lane_info = igp_lane_info;
2094 radeon_connector->con_priv = radeon_dig_connector;
2095 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2096 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2097 if (i2c_bus->valid) {
2098 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2099 if (!radeon_connector->ddc_bus)
2100 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2102 subpixel_order = SubPixelHorizontalRGB;
2103 drm_object_attach_property(&radeon_connector->base.base,
2104 rdev->mode_info.coherent_mode_property,
2106 if (ASIC_IS_AVIVO(rdev)) {
2107 drm_object_attach_property(&radeon_connector->base.base,
2108 rdev->mode_info.underscan_property,
2110 drm_object_attach_property(&radeon_connector->base.base,
2111 rdev->mode_info.underscan_hborder_property,
2113 drm_object_attach_property(&radeon_connector->base.base,
2114 rdev->mode_info.underscan_vborder_property,
2116 drm_object_attach_property(&radeon_connector->base.base,
2117 rdev->mode_info.dither_property,
2118 RADEON_FMT_DITHER_DISABLE);
2119 drm_object_attach_property(&radeon_connector->base.base,
2120 dev->mode_config.scaling_mode_property,
2121 DRM_MODE_SCALE_NONE);
2123 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2124 drm_object_attach_property(&radeon_connector->base.base,
2125 rdev->mode_info.audio_property,
2128 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2129 radeon_connector->dac_load_detect = true;
2130 drm_object_attach_property(&radeon_connector->base.base,
2131 rdev->mode_info.load_detect_property,
2134 if (ASIC_IS_DCE5(rdev))
2135 drm_object_attach_property(&radeon_connector->base.base,
2136 rdev->mode_info.output_csc_property,
2137 RADEON_OUTPUT_CSC_BYPASS);
2138 connector->interlace_allowed = true;
2139 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2140 connector->doublescan_allowed = true;
2142 connector->doublescan_allowed = false;
2144 case DRM_MODE_CONNECTOR_HDMIA:
2145 case DRM_MODE_CONNECTOR_HDMIB:
2146 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2147 if (!radeon_dig_connector)
2149 radeon_dig_connector->igp_lane_info = igp_lane_info;
2150 radeon_connector->con_priv = radeon_dig_connector;
2151 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2152 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2153 if (i2c_bus->valid) {
2154 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2155 if (!radeon_connector->ddc_bus)
2156 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2158 drm_object_attach_property(&radeon_connector->base.base,
2159 rdev->mode_info.coherent_mode_property,
2161 if (ASIC_IS_AVIVO(rdev)) {
2162 drm_object_attach_property(&radeon_connector->base.base,
2163 rdev->mode_info.underscan_property,
2165 drm_object_attach_property(&radeon_connector->base.base,
2166 rdev->mode_info.underscan_hborder_property,
2168 drm_object_attach_property(&radeon_connector->base.base,
2169 rdev->mode_info.underscan_vborder_property,
2171 drm_object_attach_property(&radeon_connector->base.base,
2172 rdev->mode_info.dither_property,
2173 RADEON_FMT_DITHER_DISABLE);
2174 drm_object_attach_property(&radeon_connector->base.base,
2175 dev->mode_config.scaling_mode_property,
2176 DRM_MODE_SCALE_NONE);
2178 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2179 drm_object_attach_property(&radeon_connector->base.base,
2180 rdev->mode_info.audio_property,
2183 if (ASIC_IS_DCE5(rdev))
2184 drm_object_attach_property(&radeon_connector->base.base,
2185 rdev->mode_info.output_csc_property,
2186 RADEON_OUTPUT_CSC_BYPASS);
2187 subpixel_order = SubPixelHorizontalRGB;
2188 connector->interlace_allowed = true;
2189 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2190 connector->doublescan_allowed = true;
2192 connector->doublescan_allowed = false;
2194 case DRM_MODE_CONNECTOR_DisplayPort:
2195 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2196 if (!radeon_dig_connector)
2198 radeon_dig_connector->igp_lane_info = igp_lane_info;
2199 radeon_connector->con_priv = radeon_dig_connector;
2200 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2201 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2202 if (i2c_bus->valid) {
2203 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2204 if (radeon_connector->ddc_bus)
2207 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2209 subpixel_order = SubPixelHorizontalRGB;
2210 drm_object_attach_property(&radeon_connector->base.base,
2211 rdev->mode_info.coherent_mode_property,
2213 if (ASIC_IS_AVIVO(rdev)) {
2214 drm_object_attach_property(&radeon_connector->base.base,
2215 rdev->mode_info.underscan_property,
2217 drm_object_attach_property(&radeon_connector->base.base,
2218 rdev->mode_info.underscan_hborder_property,
2220 drm_object_attach_property(&radeon_connector->base.base,
2221 rdev->mode_info.underscan_vborder_property,
2223 drm_object_attach_property(&radeon_connector->base.base,
2224 rdev->mode_info.dither_property,
2225 RADEON_FMT_DITHER_DISABLE);
2226 drm_object_attach_property(&radeon_connector->base.base,
2227 dev->mode_config.scaling_mode_property,
2228 DRM_MODE_SCALE_NONE);
2230 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2231 drm_object_attach_property(&radeon_connector->base.base,
2232 rdev->mode_info.audio_property,
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) {
2307 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2309 connector->polled = DRM_CONNECTOR_POLL_HPD;
2311 connector->display_info.subpixel_order = subpixel_order;
2312 drm_connector_register(connector);
2315 radeon_dp_aux_init(radeon_connector);
2320 drm_connector_cleanup(connector);
2325 radeon_add_legacy_connector(struct drm_device *dev,
2326 uint32_t connector_id,
2327 uint32_t supported_device,
2329 struct radeon_i2c_bus_rec *i2c_bus,
2330 uint16_t connector_object_id,
2331 struct radeon_hpd *hpd)
2333 struct radeon_device *rdev = dev->dev_private;
2334 struct drm_connector *connector;
2335 struct radeon_connector *radeon_connector;
2336 uint32_t subpixel_order = SubPixelNone;
2338 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2341 /* if the user selected tv=0 don't try and add the connector */
2342 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2343 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2344 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2348 /* see if we already added it */
2349 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2350 radeon_connector = to_radeon_connector(connector);
2351 if (radeon_connector->connector_id == connector_id) {
2352 radeon_connector->devices |= supported_device;
2357 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2358 if (!radeon_connector)
2361 connector = &radeon_connector->base;
2363 radeon_connector->connector_id = connector_id;
2364 radeon_connector->devices = supported_device;
2365 radeon_connector->connector_object_id = connector_object_id;
2366 radeon_connector->hpd = *hpd;
2368 switch (connector_type) {
2369 case DRM_MODE_CONNECTOR_VGA:
2370 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2371 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2372 if (i2c_bus->valid) {
2373 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2374 if (!radeon_connector->ddc_bus)
2375 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2377 radeon_connector->dac_load_detect = true;
2378 drm_object_attach_property(&radeon_connector->base.base,
2379 rdev->mode_info.load_detect_property,
2381 /* no HPD on analog connectors */
2382 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2383 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2384 connector->interlace_allowed = true;
2385 connector->doublescan_allowed = true;
2387 case DRM_MODE_CONNECTOR_DVIA:
2388 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2389 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2390 if (i2c_bus->valid) {
2391 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2392 if (!radeon_connector->ddc_bus)
2393 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2395 radeon_connector->dac_load_detect = true;
2396 drm_object_attach_property(&radeon_connector->base.base,
2397 rdev->mode_info.load_detect_property,
2399 /* no HPD on analog connectors */
2400 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2401 connector->interlace_allowed = true;
2402 connector->doublescan_allowed = true;
2404 case DRM_MODE_CONNECTOR_DVII:
2405 case DRM_MODE_CONNECTOR_DVID:
2406 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2407 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2408 if (i2c_bus->valid) {
2409 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2410 if (!radeon_connector->ddc_bus)
2411 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2413 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2414 radeon_connector->dac_load_detect = true;
2415 drm_object_attach_property(&radeon_connector->base.base,
2416 rdev->mode_info.load_detect_property,
2419 subpixel_order = SubPixelHorizontalRGB;
2420 connector->interlace_allowed = true;
2421 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2422 connector->doublescan_allowed = true;
2424 connector->doublescan_allowed = false;
2426 case DRM_MODE_CONNECTOR_SVIDEO:
2427 case DRM_MODE_CONNECTOR_Composite:
2428 case DRM_MODE_CONNECTOR_9PinDIN:
2429 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2430 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2431 radeon_connector->dac_load_detect = true;
2432 /* RS400,RC410,RS480 chipset seems to report a lot
2433 * of false positive on load detect, we haven't yet
2434 * found a way to make load detect reliable on those
2435 * chipset, thus just disable it for TV.
2437 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2438 radeon_connector->dac_load_detect = false;
2439 drm_object_attach_property(&radeon_connector->base.base,
2440 rdev->mode_info.load_detect_property,
2441 radeon_connector->dac_load_detect);
2442 drm_object_attach_property(&radeon_connector->base.base,
2443 rdev->mode_info.tv_std_property,
2444 radeon_combios_get_tv_info(rdev));
2445 /* no HPD on analog connectors */
2446 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2447 connector->interlace_allowed = false;
2448 connector->doublescan_allowed = false;
2450 case DRM_MODE_CONNECTOR_LVDS:
2451 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2452 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2453 if (i2c_bus->valid) {
2454 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2455 if (!radeon_connector->ddc_bus)
2456 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2458 drm_object_attach_property(&radeon_connector->base.base,
2459 dev->mode_config.scaling_mode_property,
2460 DRM_MODE_SCALE_FULLSCREEN);
2461 subpixel_order = SubPixelHorizontalRGB;
2462 connector->interlace_allowed = false;
2463 connector->doublescan_allowed = false;
2467 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2469 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2471 connector->polled = DRM_CONNECTOR_POLL_HPD;
2472 connector->display_info.subpixel_order = subpixel_order;
2473 drm_connector_register(connector);
2476 void radeon_setup_mst_connector(struct drm_device *dev)
2478 struct radeon_device *rdev = dev->dev_private;
2479 struct drm_connector *connector;
2480 struct radeon_connector *radeon_connector;
2482 if (!ASIC_IS_DCE5(rdev))
2485 if (radeon_mst == 0)
2488 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2491 radeon_connector = to_radeon_connector(connector);
2493 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2496 ret = radeon_dp_mst_init(radeon_connector);