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 (!force && radeon_check_hpd_status_unchanged(connector)) {
1238 ret = connector->status;
1242 if (radeon_connector->ddc_bus)
1243 dret = radeon_ddc_probe(radeon_connector, false);
1245 radeon_connector->detected_by_load = false;
1246 radeon_connector_free_edid(connector);
1247 radeon_connector_get_edid(connector);
1249 if (!radeon_connector->edid) {
1250 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1252 /* rs690 seems to have a problem with connectors not existing and always
1253 * return a block of 0's. If we see this just stop polling on this output */
1254 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1255 radeon_connector->base.null_edid_counter) {
1256 ret = connector_status_disconnected;
1257 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1259 radeon_connector->ddc_bus = NULL;
1261 ret = connector_status_connected;
1262 broken_edid = true; /* defer use_digital to later */
1265 radeon_connector->use_digital =
1266 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1268 /* some oems have boards with separate digital and analog connectors
1269 * with a shared ddc line (often vga + hdmi)
1271 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1272 radeon_connector_free_edid(connector);
1273 ret = connector_status_disconnected;
1275 ret = connector_status_connected;
1277 /* This gets complicated. We have boards with VGA + HDMI with a
1278 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1279 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1280 * you don't really know what's connected to which port as both are digital.
1282 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1283 struct drm_connector *list_connector;
1284 struct radeon_connector *list_radeon_connector;
1285 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1286 if (connector == list_connector)
1288 list_radeon_connector = to_radeon_connector(list_connector);
1289 if (list_radeon_connector->shared_ddc &&
1290 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1291 radeon_connector->ddc_bus->rec.i2c_id)) {
1292 /* cases where both connectors are digital */
1293 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1294 /* hpd is our only option in this case */
1295 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1296 radeon_connector_free_edid(connector);
1297 ret = connector_status_disconnected;
1306 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1309 /* DVI-D and HDMI-A are digital only */
1310 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1311 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1314 /* if we aren't forcing don't do destructive polling */
1316 /* only return the previous status if we last
1317 * detected a monitor via load.
1319 if (radeon_connector->detected_by_load)
1320 ret = connector->status;
1324 /* find analog encoder */
1325 if (radeon_connector->dac_load_detect) {
1326 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1327 if (connector->encoder_ids[i] == 0)
1330 encoder = drm_encoder_find(connector->dev,
1331 connector->encoder_ids[i]);
1335 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1336 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1339 encoder_funcs = encoder->helper_private;
1340 if (encoder_funcs->detect) {
1342 if (ret != connector_status_connected) {
1343 /* deal with analog monitors without DDC */
1344 ret = encoder_funcs->detect(encoder, connector);
1345 if (ret == connector_status_connected) {
1346 radeon_connector->use_digital = false;
1348 if (ret != connector_status_disconnected)
1349 radeon_connector->detected_by_load = true;
1352 enum drm_connector_status lret;
1353 /* assume digital unless load detected otherwise */
1354 radeon_connector->use_digital = true;
1355 lret = encoder_funcs->detect(encoder, connector);
1356 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1357 if (lret == connector_status_connected)
1358 radeon_connector->use_digital = false;
1365 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1367 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1370 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1371 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1372 * by other means, assume the DFP is connected and use that EDID. In most
1373 * cases the DVI port is actually a virtual KVM port connected to the service
1377 if ((!rdev->is_atom_bios) &&
1378 (ret == connector_status_disconnected) &&
1379 rdev->mode_info.bios_hardcoded_edid_size) {
1380 radeon_connector->use_digital = true;
1381 ret = connector_status_connected;
1384 /* updated in get modes as well since we need to know if it's analog or digital */
1385 radeon_connector_update_scratch_regs(connector, ret);
1387 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1388 const struct drm_connector_helper_funcs *connector_funcs =
1389 connector->helper_private;
1391 encoder = connector_funcs->best_encoder(connector);
1392 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1393 radeon_connector_get_edid(connector);
1394 radeon_audio_detect(connector, encoder, ret);
1399 pm_runtime_mark_last_busy(connector->dev->dev);
1400 pm_runtime_put_autosuspend(connector->dev->dev);
1405 /* okay need to be smart in here about which encoder to pick */
1406 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1408 int enc_id = connector->encoder_ids[0];
1409 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1410 struct drm_encoder *encoder;
1412 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1413 if (connector->encoder_ids[i] == 0)
1416 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1420 if (radeon_connector->use_digital == true) {
1421 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1424 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1425 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1430 /* see if we have a default encoder TODO */
1432 /* then check use digitial */
1433 /* pick the first one */
1435 return drm_encoder_find(connector->dev, enc_id);
1439 static void radeon_dvi_force(struct drm_connector *connector)
1441 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1442 if (connector->force == DRM_FORCE_ON)
1443 radeon_connector->use_digital = false;
1444 if (connector->force == DRM_FORCE_ON_DIGITAL)
1445 radeon_connector->use_digital = true;
1448 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1449 struct drm_display_mode *mode)
1451 struct drm_device *dev = connector->dev;
1452 struct radeon_device *rdev = dev->dev_private;
1453 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1455 /* XXX check mode bandwidth */
1457 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1458 if (radeon_connector->use_digital &&
1459 (rdev->family == CHIP_RV100) &&
1460 (mode->clock > 135000))
1461 return MODE_CLOCK_HIGH;
1463 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1464 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1465 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1466 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1468 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1469 /* HDMI 1.3+ supports max clock of 340 Mhz */
1470 if (mode->clock > 340000)
1471 return MODE_CLOCK_HIGH;
1475 return MODE_CLOCK_HIGH;
1479 /* check against the max pixel clock */
1480 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1481 return MODE_CLOCK_HIGH;
1486 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1487 .get_modes = radeon_vga_get_modes,
1488 .mode_valid = radeon_dvi_mode_valid,
1489 .best_encoder = radeon_dvi_encoder,
1492 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1493 .dpms = drm_helper_connector_dpms,
1494 .detect = radeon_dvi_detect,
1495 .fill_modes = drm_helper_probe_single_connector_modes,
1496 .set_property = radeon_connector_set_property,
1497 .destroy = radeon_connector_destroy,
1498 .force = radeon_dvi_force,
1501 static int radeon_dp_get_modes(struct drm_connector *connector)
1503 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1504 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1505 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1508 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1509 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1510 struct drm_display_mode *mode;
1512 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1513 if (!radeon_dig_connector->edp_on)
1514 atombios_set_edp_panel_power(connector,
1515 ATOM_TRANSMITTER_ACTION_POWER_ON);
1516 radeon_connector_get_edid(connector);
1517 ret = radeon_ddc_get_modes(connector);
1518 if (!radeon_dig_connector->edp_on)
1519 atombios_set_edp_panel_power(connector,
1520 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1522 /* need to setup ddc on the bridge */
1523 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1524 ENCODER_OBJECT_ID_NONE) {
1526 radeon_atom_ext_encoder_setup_ddc(encoder);
1528 radeon_connector_get_edid(connector);
1529 ret = radeon_ddc_get_modes(connector);
1534 radeon_fixup_lvds_native_mode(encoder, connector);
1535 /* add scaled modes */
1536 radeon_add_common_modes(encoder, connector);
1544 /* we have no EDID modes */
1545 mode = radeon_fp_native_mode(encoder);
1548 drm_mode_probed_add(connector, mode);
1549 /* add the width/height from vbios tables if available */
1550 connector->display_info.width_mm = mode->width_mm;
1551 connector->display_info.height_mm = mode->height_mm;
1552 /* add scaled modes */
1553 radeon_add_common_modes(encoder, connector);
1556 /* need to setup ddc on the bridge */
1557 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1558 ENCODER_OBJECT_ID_NONE) {
1560 radeon_atom_ext_encoder_setup_ddc(encoder);
1562 radeon_connector_get_edid(connector);
1563 ret = radeon_ddc_get_modes(connector);
1565 radeon_get_native_mode(connector);
1571 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1573 struct drm_encoder *encoder;
1574 struct radeon_encoder *radeon_encoder;
1577 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1578 if (connector->encoder_ids[i] == 0)
1581 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1585 radeon_encoder = to_radeon_encoder(encoder);
1587 switch (radeon_encoder->encoder_id) {
1588 case ENCODER_OBJECT_ID_TRAVIS:
1589 case ENCODER_OBJECT_ID_NUTMEG:
1590 return radeon_encoder->encoder_id;
1596 return ENCODER_OBJECT_ID_NONE;
1599 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1601 struct drm_encoder *encoder;
1602 struct radeon_encoder *radeon_encoder;
1606 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1607 if (connector->encoder_ids[i] == 0)
1610 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1614 radeon_encoder = to_radeon_encoder(encoder);
1615 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1622 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1624 struct drm_device *dev = connector->dev;
1625 struct radeon_device *rdev = dev->dev_private;
1627 if (ASIC_IS_DCE5(rdev) &&
1628 (rdev->clock.default_dispclk >= 53900) &&
1629 radeon_connector_encoder_is_hbr2(connector)) {
1636 static enum drm_connector_status
1637 radeon_dp_detect(struct drm_connector *connector, bool force)
1639 struct drm_device *dev = connector->dev;
1640 struct radeon_device *rdev = dev->dev_private;
1641 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1642 enum drm_connector_status ret = connector_status_disconnected;
1643 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1644 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1647 if (radeon_dig_connector->is_mst)
1648 return connector_status_disconnected;
1650 r = pm_runtime_get_sync(connector->dev->dev);
1652 return connector_status_disconnected;
1654 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1655 ret = connector->status;
1659 radeon_connector_free_edid(connector);
1661 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1662 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1664 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1665 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1667 /* check if panel is valid */
1668 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1669 ret = connector_status_connected;
1670 /* don't fetch the edid from the vbios if ddc fails and runpm is
1671 * enabled so we report disconnected.
1673 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1674 ret = connector_status_disconnected;
1676 /* eDP is always DP */
1677 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1678 if (!radeon_dig_connector->edp_on)
1679 atombios_set_edp_panel_power(connector,
1680 ATOM_TRANSMITTER_ACTION_POWER_ON);
1681 if (radeon_dp_getdpcd(radeon_connector))
1682 ret = connector_status_connected;
1683 if (!radeon_dig_connector->edp_on)
1684 atombios_set_edp_panel_power(connector,
1685 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1686 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1687 ENCODER_OBJECT_ID_NONE) {
1688 /* DP bridges are always DP */
1689 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1690 /* get the DPCD from the bridge */
1691 radeon_dp_getdpcd(radeon_connector);
1694 /* setup ddc on the bridge */
1695 radeon_atom_ext_encoder_setup_ddc(encoder);
1696 /* bridge chips are always aux */
1697 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1698 ret = connector_status_connected;
1699 else if (radeon_connector->dac_load_detect) { /* try load detection */
1700 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1701 ret = encoder_funcs->detect(encoder, connector);
1705 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1706 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1707 ret = connector_status_connected;
1708 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1709 radeon_dp_getdpcd(radeon_connector);
1710 r = radeon_dp_mst_probe(radeon_connector);
1712 ret = connector_status_disconnected;
1715 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1716 if (radeon_dp_getdpcd(radeon_connector)) {
1717 r = radeon_dp_mst_probe(radeon_connector);
1719 ret = connector_status_disconnected;
1721 ret = connector_status_connected;
1724 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1725 if (radeon_ddc_probe(radeon_connector, false))
1726 ret = connector_status_connected;
1731 radeon_connector_update_scratch_regs(connector, ret);
1733 if ((radeon_audio != 0) && encoder) {
1734 radeon_connector_get_edid(connector);
1735 radeon_audio_detect(connector, encoder, ret);
1739 pm_runtime_mark_last_busy(connector->dev->dev);
1740 pm_runtime_put_autosuspend(connector->dev->dev);
1745 static int radeon_dp_mode_valid(struct drm_connector *connector,
1746 struct drm_display_mode *mode)
1748 struct drm_device *dev = connector->dev;
1749 struct radeon_device *rdev = dev->dev_private;
1750 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1751 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1753 /* XXX check mode bandwidth */
1755 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1756 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1757 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1759 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1763 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1764 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1766 /* AVIVO hardware supports downscaling modes larger than the panel
1767 * to the panel size, but I'm not sure this is desirable.
1769 if ((mode->hdisplay > native_mode->hdisplay) ||
1770 (mode->vdisplay > native_mode->vdisplay))
1773 /* if scaling is disabled, block non-native modes */
1774 if (radeon_encoder->rmx_type == RMX_OFF) {
1775 if ((mode->hdisplay != native_mode->hdisplay) ||
1776 (mode->vdisplay != native_mode->vdisplay))
1781 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1782 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1783 return radeon_dp_mode_valid_helper(connector, mode);
1785 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1786 /* HDMI 1.3+ supports max clock of 340 Mhz */
1787 if (mode->clock > 340000)
1788 return MODE_CLOCK_HIGH;
1790 if (mode->clock > 165000)
1791 return MODE_CLOCK_HIGH;
1799 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1800 .get_modes = radeon_dp_get_modes,
1801 .mode_valid = radeon_dp_mode_valid,
1802 .best_encoder = radeon_dvi_encoder,
1805 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1806 .dpms = drm_helper_connector_dpms,
1807 .detect = radeon_dp_detect,
1808 .fill_modes = drm_helper_probe_single_connector_modes,
1809 .set_property = radeon_connector_set_property,
1810 .destroy = radeon_connector_destroy,
1811 .force = radeon_dvi_force,
1814 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1815 .dpms = drm_helper_connector_dpms,
1816 .detect = radeon_dp_detect,
1817 .fill_modes = drm_helper_probe_single_connector_modes,
1818 .set_property = radeon_lvds_set_property,
1819 .destroy = radeon_connector_destroy,
1820 .force = radeon_dvi_force,
1823 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1824 .dpms = drm_helper_connector_dpms,
1825 .detect = radeon_dp_detect,
1826 .fill_modes = drm_helper_probe_single_connector_modes,
1827 .set_property = radeon_lvds_set_property,
1828 .destroy = radeon_connector_destroy,
1829 .force = radeon_dvi_force,
1833 radeon_add_atom_connector(struct drm_device *dev,
1834 uint32_t connector_id,
1835 uint32_t supported_device,
1837 struct radeon_i2c_bus_rec *i2c_bus,
1838 uint32_t igp_lane_info,
1839 uint16_t connector_object_id,
1840 struct radeon_hpd *hpd,
1841 struct radeon_router *router)
1843 struct radeon_device *rdev = dev->dev_private;
1844 struct drm_connector *connector;
1845 struct radeon_connector *radeon_connector;
1846 struct radeon_connector_atom_dig *radeon_dig_connector;
1847 struct drm_encoder *encoder;
1848 struct radeon_encoder *radeon_encoder;
1849 uint32_t subpixel_order = SubPixelNone;
1850 bool shared_ddc = false;
1851 bool is_dp_bridge = false;
1852 bool has_aux = false;
1854 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1857 /* if the user selected tv=0 don't try and add the connector */
1858 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1859 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1860 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1864 /* see if we already added it */
1865 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1866 radeon_connector = to_radeon_connector(connector);
1867 if (radeon_connector->connector_id == connector_id) {
1868 radeon_connector->devices |= supported_device;
1871 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1872 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1873 radeon_connector->shared_ddc = true;
1876 if (radeon_connector->router_bus && router->ddc_valid &&
1877 (radeon_connector->router.router_id == router->router_id)) {
1878 radeon_connector->shared_ddc = false;
1884 /* check if it's a dp bridge */
1885 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1886 radeon_encoder = to_radeon_encoder(encoder);
1887 if (radeon_encoder->devices & supported_device) {
1888 switch (radeon_encoder->encoder_id) {
1889 case ENCODER_OBJECT_ID_TRAVIS:
1890 case ENCODER_OBJECT_ID_NUTMEG:
1891 is_dp_bridge = true;
1899 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1900 if (!radeon_connector)
1903 connector = &radeon_connector->base;
1905 radeon_connector->connector_id = connector_id;
1906 radeon_connector->devices = supported_device;
1907 radeon_connector->shared_ddc = shared_ddc;
1908 radeon_connector->connector_object_id = connector_object_id;
1909 radeon_connector->hpd = *hpd;
1911 radeon_connector->router = *router;
1912 if (router->ddc_valid || router->cd_valid) {
1913 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1914 if (!radeon_connector->router_bus)
1915 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1919 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1920 if (!radeon_dig_connector)
1922 radeon_dig_connector->igp_lane_info = igp_lane_info;
1923 radeon_connector->con_priv = radeon_dig_connector;
1924 if (i2c_bus->valid) {
1925 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1926 if (radeon_connector->ddc_bus)
1929 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1931 switch (connector_type) {
1932 case DRM_MODE_CONNECTOR_VGA:
1933 case DRM_MODE_CONNECTOR_DVIA:
1935 drm_connector_init(dev, &radeon_connector->base,
1936 &radeon_dp_connector_funcs, connector_type);
1937 drm_connector_helper_add(&radeon_connector->base,
1938 &radeon_dp_connector_helper_funcs);
1939 connector->interlace_allowed = true;
1940 connector->doublescan_allowed = true;
1941 radeon_connector->dac_load_detect = true;
1942 drm_object_attach_property(&radeon_connector->base.base,
1943 rdev->mode_info.load_detect_property,
1945 drm_object_attach_property(&radeon_connector->base.base,
1946 dev->mode_config.scaling_mode_property,
1947 DRM_MODE_SCALE_NONE);
1948 if (ASIC_IS_DCE5(rdev))
1949 drm_object_attach_property(&radeon_connector->base.base,
1950 rdev->mode_info.output_csc_property,
1951 RADEON_OUTPUT_CSC_BYPASS);
1953 case DRM_MODE_CONNECTOR_DVII:
1954 case DRM_MODE_CONNECTOR_DVID:
1955 case DRM_MODE_CONNECTOR_HDMIA:
1956 case DRM_MODE_CONNECTOR_HDMIB:
1957 case DRM_MODE_CONNECTOR_DisplayPort:
1958 drm_connector_init(dev, &radeon_connector->base,
1959 &radeon_dp_connector_funcs, connector_type);
1960 drm_connector_helper_add(&radeon_connector->base,
1961 &radeon_dp_connector_helper_funcs);
1962 drm_object_attach_property(&radeon_connector->base.base,
1963 rdev->mode_info.underscan_property,
1965 drm_object_attach_property(&radeon_connector->base.base,
1966 rdev->mode_info.underscan_hborder_property,
1968 drm_object_attach_property(&radeon_connector->base.base,
1969 rdev->mode_info.underscan_vborder_property,
1972 drm_object_attach_property(&radeon_connector->base.base,
1973 dev->mode_config.scaling_mode_property,
1974 DRM_MODE_SCALE_NONE);
1976 drm_object_attach_property(&radeon_connector->base.base,
1977 rdev->mode_info.dither_property,
1978 RADEON_FMT_DITHER_DISABLE);
1980 if (radeon_audio != 0)
1981 drm_object_attach_property(&radeon_connector->base.base,
1982 rdev->mode_info.audio_property,
1984 if (ASIC_IS_DCE5(rdev))
1985 drm_object_attach_property(&radeon_connector->base.base,
1986 rdev->mode_info.output_csc_property,
1987 RADEON_OUTPUT_CSC_BYPASS);
1989 subpixel_order = SubPixelHorizontalRGB;
1990 connector->interlace_allowed = true;
1991 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1992 connector->doublescan_allowed = true;
1994 connector->doublescan_allowed = false;
1995 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1996 radeon_connector->dac_load_detect = true;
1997 drm_object_attach_property(&radeon_connector->base.base,
1998 rdev->mode_info.load_detect_property,
2002 case DRM_MODE_CONNECTOR_LVDS:
2003 case DRM_MODE_CONNECTOR_eDP:
2004 drm_connector_init(dev, &radeon_connector->base,
2005 &radeon_lvds_bridge_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 dev->mode_config.scaling_mode_property,
2010 DRM_MODE_SCALE_FULLSCREEN);
2011 subpixel_order = SubPixelHorizontalRGB;
2012 connector->interlace_allowed = false;
2013 connector->doublescan_allowed = false;
2017 switch (connector_type) {
2018 case DRM_MODE_CONNECTOR_VGA:
2019 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2020 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2021 if (i2c_bus->valid) {
2022 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2023 if (!radeon_connector->ddc_bus)
2024 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2026 radeon_connector->dac_load_detect = true;
2027 drm_object_attach_property(&radeon_connector->base.base,
2028 rdev->mode_info.load_detect_property,
2030 if (ASIC_IS_AVIVO(rdev))
2031 drm_object_attach_property(&radeon_connector->base.base,
2032 dev->mode_config.scaling_mode_property,
2033 DRM_MODE_SCALE_NONE);
2034 if (ASIC_IS_DCE5(rdev))
2035 drm_object_attach_property(&radeon_connector->base.base,
2036 rdev->mode_info.output_csc_property,
2037 RADEON_OUTPUT_CSC_BYPASS);
2038 /* no HPD on analog connectors */
2039 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2040 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2041 connector->interlace_allowed = true;
2042 connector->doublescan_allowed = true;
2044 case DRM_MODE_CONNECTOR_DVIA:
2045 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2046 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2047 if (i2c_bus->valid) {
2048 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2049 if (!radeon_connector->ddc_bus)
2050 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2052 radeon_connector->dac_load_detect = true;
2053 drm_object_attach_property(&radeon_connector->base.base,
2054 rdev->mode_info.load_detect_property,
2056 if (ASIC_IS_AVIVO(rdev))
2057 drm_object_attach_property(&radeon_connector->base.base,
2058 dev->mode_config.scaling_mode_property,
2059 DRM_MODE_SCALE_NONE);
2060 if (ASIC_IS_DCE5(rdev))
2061 drm_object_attach_property(&radeon_connector->base.base,
2062 rdev->mode_info.output_csc_property,
2063 RADEON_OUTPUT_CSC_BYPASS);
2064 /* no HPD on analog connectors */
2065 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2066 connector->interlace_allowed = true;
2067 connector->doublescan_allowed = true;
2069 case DRM_MODE_CONNECTOR_DVII:
2070 case DRM_MODE_CONNECTOR_DVID:
2071 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2072 if (!radeon_dig_connector)
2074 radeon_dig_connector->igp_lane_info = igp_lane_info;
2075 radeon_connector->con_priv = radeon_dig_connector;
2076 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2077 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2078 if (i2c_bus->valid) {
2079 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2080 if (!radeon_connector->ddc_bus)
2081 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2083 subpixel_order = SubPixelHorizontalRGB;
2084 drm_object_attach_property(&radeon_connector->base.base,
2085 rdev->mode_info.coherent_mode_property,
2087 if (ASIC_IS_AVIVO(rdev)) {
2088 drm_object_attach_property(&radeon_connector->base.base,
2089 rdev->mode_info.underscan_property,
2091 drm_object_attach_property(&radeon_connector->base.base,
2092 rdev->mode_info.underscan_hborder_property,
2094 drm_object_attach_property(&radeon_connector->base.base,
2095 rdev->mode_info.underscan_vborder_property,
2097 drm_object_attach_property(&radeon_connector->base.base,
2098 rdev->mode_info.dither_property,
2099 RADEON_FMT_DITHER_DISABLE);
2100 drm_object_attach_property(&radeon_connector->base.base,
2101 dev->mode_config.scaling_mode_property,
2102 DRM_MODE_SCALE_NONE);
2104 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2105 drm_object_attach_property(&radeon_connector->base.base,
2106 rdev->mode_info.audio_property,
2109 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2110 radeon_connector->dac_load_detect = true;
2111 drm_object_attach_property(&radeon_connector->base.base,
2112 rdev->mode_info.load_detect_property,
2115 if (ASIC_IS_DCE5(rdev))
2116 drm_object_attach_property(&radeon_connector->base.base,
2117 rdev->mode_info.output_csc_property,
2118 RADEON_OUTPUT_CSC_BYPASS);
2119 connector->interlace_allowed = true;
2120 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2121 connector->doublescan_allowed = true;
2123 connector->doublescan_allowed = false;
2125 case DRM_MODE_CONNECTOR_HDMIA:
2126 case DRM_MODE_CONNECTOR_HDMIB:
2127 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2128 if (!radeon_dig_connector)
2130 radeon_dig_connector->igp_lane_info = igp_lane_info;
2131 radeon_connector->con_priv = radeon_dig_connector;
2132 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2133 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2134 if (i2c_bus->valid) {
2135 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2136 if (!radeon_connector->ddc_bus)
2137 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2139 drm_object_attach_property(&radeon_connector->base.base,
2140 rdev->mode_info.coherent_mode_property,
2142 if (ASIC_IS_AVIVO(rdev)) {
2143 drm_object_attach_property(&radeon_connector->base.base,
2144 rdev->mode_info.underscan_property,
2146 drm_object_attach_property(&radeon_connector->base.base,
2147 rdev->mode_info.underscan_hborder_property,
2149 drm_object_attach_property(&radeon_connector->base.base,
2150 rdev->mode_info.underscan_vborder_property,
2152 drm_object_attach_property(&radeon_connector->base.base,
2153 rdev->mode_info.dither_property,
2154 RADEON_FMT_DITHER_DISABLE);
2155 drm_object_attach_property(&radeon_connector->base.base,
2156 dev->mode_config.scaling_mode_property,
2157 DRM_MODE_SCALE_NONE);
2159 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2160 drm_object_attach_property(&radeon_connector->base.base,
2161 rdev->mode_info.audio_property,
2164 if (ASIC_IS_DCE5(rdev))
2165 drm_object_attach_property(&radeon_connector->base.base,
2166 rdev->mode_info.output_csc_property,
2167 RADEON_OUTPUT_CSC_BYPASS);
2168 subpixel_order = SubPixelHorizontalRGB;
2169 connector->interlace_allowed = true;
2170 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2171 connector->doublescan_allowed = true;
2173 connector->doublescan_allowed = false;
2175 case DRM_MODE_CONNECTOR_DisplayPort:
2176 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2177 if (!radeon_dig_connector)
2179 radeon_dig_connector->igp_lane_info = igp_lane_info;
2180 radeon_connector->con_priv = radeon_dig_connector;
2181 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2182 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2183 if (i2c_bus->valid) {
2184 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2185 if (radeon_connector->ddc_bus)
2188 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2190 subpixel_order = SubPixelHorizontalRGB;
2191 drm_object_attach_property(&radeon_connector->base.base,
2192 rdev->mode_info.coherent_mode_property,
2194 if (ASIC_IS_AVIVO(rdev)) {
2195 drm_object_attach_property(&radeon_connector->base.base,
2196 rdev->mode_info.underscan_property,
2198 drm_object_attach_property(&radeon_connector->base.base,
2199 rdev->mode_info.underscan_hborder_property,
2201 drm_object_attach_property(&radeon_connector->base.base,
2202 rdev->mode_info.underscan_vborder_property,
2204 drm_object_attach_property(&radeon_connector->base.base,
2205 rdev->mode_info.dither_property,
2206 RADEON_FMT_DITHER_DISABLE);
2207 drm_object_attach_property(&radeon_connector->base.base,
2208 dev->mode_config.scaling_mode_property,
2209 DRM_MODE_SCALE_NONE);
2211 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2212 drm_object_attach_property(&radeon_connector->base.base,
2213 rdev->mode_info.audio_property,
2216 if (ASIC_IS_DCE5(rdev))
2217 drm_object_attach_property(&radeon_connector->base.base,
2218 rdev->mode_info.output_csc_property,
2219 RADEON_OUTPUT_CSC_BYPASS);
2220 connector->interlace_allowed = true;
2221 /* in theory with a DP to VGA converter... */
2222 connector->doublescan_allowed = false;
2224 case DRM_MODE_CONNECTOR_eDP:
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_edp_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 drm_object_attach_property(&radeon_connector->base.base,
2240 dev->mode_config.scaling_mode_property,
2241 DRM_MODE_SCALE_FULLSCREEN);
2242 subpixel_order = SubPixelHorizontalRGB;
2243 connector->interlace_allowed = false;
2244 connector->doublescan_allowed = false;
2246 case DRM_MODE_CONNECTOR_SVIDEO:
2247 case DRM_MODE_CONNECTOR_Composite:
2248 case DRM_MODE_CONNECTOR_9PinDIN:
2249 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2250 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2251 radeon_connector->dac_load_detect = true;
2252 drm_object_attach_property(&radeon_connector->base.base,
2253 rdev->mode_info.load_detect_property,
2255 drm_object_attach_property(&radeon_connector->base.base,
2256 rdev->mode_info.tv_std_property,
2257 radeon_atombios_get_tv_info(rdev));
2258 /* no HPD on analog connectors */
2259 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2260 connector->interlace_allowed = false;
2261 connector->doublescan_allowed = false;
2263 case DRM_MODE_CONNECTOR_LVDS:
2264 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2265 if (!radeon_dig_connector)
2267 radeon_dig_connector->igp_lane_info = igp_lane_info;
2268 radeon_connector->con_priv = radeon_dig_connector;
2269 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2270 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2271 if (i2c_bus->valid) {
2272 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2273 if (!radeon_connector->ddc_bus)
2274 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2276 drm_object_attach_property(&radeon_connector->base.base,
2277 dev->mode_config.scaling_mode_property,
2278 DRM_MODE_SCALE_FULLSCREEN);
2279 subpixel_order = SubPixelHorizontalRGB;
2280 connector->interlace_allowed = false;
2281 connector->doublescan_allowed = false;
2286 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2288 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2290 connector->polled = DRM_CONNECTOR_POLL_HPD;
2292 connector->display_info.subpixel_order = subpixel_order;
2293 drm_connector_register(connector);
2296 radeon_dp_aux_init(radeon_connector);
2301 drm_connector_cleanup(connector);
2306 radeon_add_legacy_connector(struct drm_device *dev,
2307 uint32_t connector_id,
2308 uint32_t supported_device,
2310 struct radeon_i2c_bus_rec *i2c_bus,
2311 uint16_t connector_object_id,
2312 struct radeon_hpd *hpd)
2314 struct radeon_device *rdev = dev->dev_private;
2315 struct drm_connector *connector;
2316 struct radeon_connector *radeon_connector;
2317 uint32_t subpixel_order = SubPixelNone;
2319 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2322 /* if the user selected tv=0 don't try and add the connector */
2323 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2324 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2325 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2329 /* see if we already added it */
2330 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2331 radeon_connector = to_radeon_connector(connector);
2332 if (radeon_connector->connector_id == connector_id) {
2333 radeon_connector->devices |= supported_device;
2338 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2339 if (!radeon_connector)
2342 connector = &radeon_connector->base;
2344 radeon_connector->connector_id = connector_id;
2345 radeon_connector->devices = supported_device;
2346 radeon_connector->connector_object_id = connector_object_id;
2347 radeon_connector->hpd = *hpd;
2349 switch (connector_type) {
2350 case DRM_MODE_CONNECTOR_VGA:
2351 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2352 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2353 if (i2c_bus->valid) {
2354 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2355 if (!radeon_connector->ddc_bus)
2356 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2358 radeon_connector->dac_load_detect = true;
2359 drm_object_attach_property(&radeon_connector->base.base,
2360 rdev->mode_info.load_detect_property,
2362 /* no HPD on analog connectors */
2363 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2364 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2365 connector->interlace_allowed = true;
2366 connector->doublescan_allowed = true;
2368 case DRM_MODE_CONNECTOR_DVIA:
2369 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2370 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2371 if (i2c_bus->valid) {
2372 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2373 if (!radeon_connector->ddc_bus)
2374 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2376 radeon_connector->dac_load_detect = true;
2377 drm_object_attach_property(&radeon_connector->base.base,
2378 rdev->mode_info.load_detect_property,
2380 /* no HPD on analog connectors */
2381 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2382 connector->interlace_allowed = true;
2383 connector->doublescan_allowed = true;
2385 case DRM_MODE_CONNECTOR_DVII:
2386 case DRM_MODE_CONNECTOR_DVID:
2387 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2388 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2389 if (i2c_bus->valid) {
2390 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2391 if (!radeon_connector->ddc_bus)
2392 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2394 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2395 radeon_connector->dac_load_detect = true;
2396 drm_object_attach_property(&radeon_connector->base.base,
2397 rdev->mode_info.load_detect_property,
2400 subpixel_order = SubPixelHorizontalRGB;
2401 connector->interlace_allowed = true;
2402 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2403 connector->doublescan_allowed = true;
2405 connector->doublescan_allowed = false;
2407 case DRM_MODE_CONNECTOR_SVIDEO:
2408 case DRM_MODE_CONNECTOR_Composite:
2409 case DRM_MODE_CONNECTOR_9PinDIN:
2410 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2411 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2412 radeon_connector->dac_load_detect = true;
2413 /* RS400,RC410,RS480 chipset seems to report a lot
2414 * of false positive on load detect, we haven't yet
2415 * found a way to make load detect reliable on those
2416 * chipset, thus just disable it for TV.
2418 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2419 radeon_connector->dac_load_detect = false;
2420 drm_object_attach_property(&radeon_connector->base.base,
2421 rdev->mode_info.load_detect_property,
2422 radeon_connector->dac_load_detect);
2423 drm_object_attach_property(&radeon_connector->base.base,
2424 rdev->mode_info.tv_std_property,
2425 radeon_combios_get_tv_info(rdev));
2426 /* no HPD on analog connectors */
2427 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2428 connector->interlace_allowed = false;
2429 connector->doublescan_allowed = false;
2431 case DRM_MODE_CONNECTOR_LVDS:
2432 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2433 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2434 if (i2c_bus->valid) {
2435 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2436 if (!radeon_connector->ddc_bus)
2437 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2439 drm_object_attach_property(&radeon_connector->base.base,
2440 dev->mode_config.scaling_mode_property,
2441 DRM_MODE_SCALE_FULLSCREEN);
2442 subpixel_order = SubPixelHorizontalRGB;
2443 connector->interlace_allowed = false;
2444 connector->doublescan_allowed = false;
2448 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2450 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2452 connector->polled = DRM_CONNECTOR_POLL_HPD;
2453 connector->display_info.subpixel_order = subpixel_order;
2454 drm_connector_register(connector);
2457 void radeon_setup_mst_connector(struct drm_device *dev)
2459 struct radeon_device *rdev = dev->dev_private;
2460 struct drm_connector *connector;
2461 struct radeon_connector *radeon_connector;
2463 if (!ASIC_IS_DCE5(rdev))
2466 if (radeon_mst == 0)
2469 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2472 radeon_connector = to_radeon_connector(connector);
2474 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2477 ret = radeon_dp_mst_init(radeon_connector);