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>
37 #include <linux/vga_switcheroo.h>
39 static int radeon_dp_handle_hpd(struct drm_connector *connector)
41 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
44 ret = radeon_dp_mst_check_status(radeon_connector);
49 void radeon_connector_hotplug(struct drm_connector *connector)
51 struct drm_device *dev = connector->dev;
52 struct radeon_device *rdev = dev->dev_private;
53 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
55 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
56 struct radeon_connector_atom_dig *dig_connector =
57 radeon_connector->con_priv;
59 if (radeon_connector->is_mst_connector)
61 if (dig_connector->is_mst) {
62 radeon_dp_handle_hpd(connector);
66 /* bail if the connector does not have hpd pin, e.g.,
69 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
72 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
74 /* if the connector is already off, don't turn it back on */
75 /* FIXME: This access isn't protected by any locks. */
76 if (connector->dpms != DRM_MODE_DPMS_ON)
79 /* just deal with DP (not eDP) here. */
80 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
81 struct radeon_connector_atom_dig *dig_connector =
82 radeon_connector->con_priv;
84 /* if existing sink type was not DP no need to retrain */
85 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
88 /* first get sink type as it may be reset after (un)plug */
89 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
90 /* don't do anything if sink is not display port, i.e.,
91 * passive dp->(dvi|hdmi) adaptor
93 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
94 int saved_dpms = connector->dpms;
95 /* Only turn off the display if it's physically disconnected */
96 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
97 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
98 } else if (radeon_dp_needs_link_train(radeon_connector)) {
99 /* Don't try to start link training before we
101 if (!radeon_dp_getdpcd(radeon_connector))
104 /* set it to OFF so that drm_helper_connector_dpms()
105 * won't return immediately since the current state
106 * is ON at this point.
108 connector->dpms = DRM_MODE_DPMS_OFF;
109 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
111 connector->dpms = saved_dpms;
116 static void radeon_property_change_mode(struct drm_encoder *encoder)
118 struct drm_crtc *crtc = encoder->crtc;
120 if (crtc && crtc->enabled) {
121 drm_crtc_helper_set_mode(crtc, &crtc->mode,
122 crtc->x, crtc->y, crtc->primary->fb);
126 int radeon_get_monitor_bpc(struct drm_connector *connector)
128 struct drm_device *dev = connector->dev;
129 struct radeon_device *rdev = dev->dev_private;
130 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
131 struct radeon_connector_atom_dig *dig_connector;
133 int mode_clock, max_tmds_clock;
135 switch (connector->connector_type) {
136 case DRM_MODE_CONNECTOR_DVII:
137 case DRM_MODE_CONNECTOR_HDMIB:
138 if (radeon_connector->use_digital) {
139 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
140 if (connector->display_info.bpc)
141 bpc = connector->display_info.bpc;
145 case DRM_MODE_CONNECTOR_DVID:
146 case DRM_MODE_CONNECTOR_HDMIA:
147 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
148 if (connector->display_info.bpc)
149 bpc = connector->display_info.bpc;
152 case DRM_MODE_CONNECTOR_DisplayPort:
153 dig_connector = radeon_connector->con_priv;
154 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
155 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
156 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
157 if (connector->display_info.bpc)
158 bpc = connector->display_info.bpc;
161 case DRM_MODE_CONNECTOR_eDP:
162 case DRM_MODE_CONNECTOR_LVDS:
163 if (connector->display_info.bpc)
164 bpc = connector->display_info.bpc;
165 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
166 const struct drm_connector_helper_funcs *connector_funcs =
167 connector->helper_private;
168 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
169 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
170 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
172 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
174 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
180 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
181 /* hdmi deep color only implemented on DCE4+ */
182 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
183 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
184 connector->name, bpc);
189 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
190 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
191 * 12 bpc is always supported on hdmi deep color sinks, as this is
192 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
195 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
196 connector->name, bpc);
200 /* Any defined maximum tmds clock limit we must not exceed? */
201 if (connector->display_info.max_tmds_clock > 0) {
202 /* mode_clock is clock in kHz for mode to be modeset on this connector */
203 mode_clock = radeon_connector->pixelclock_for_modeset;
205 /* Maximum allowable input clock in kHz */
206 max_tmds_clock = connector->display_info.max_tmds_clock;
208 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
209 connector->name, mode_clock, max_tmds_clock);
211 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
212 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
213 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
214 (mode_clock * 5/4 <= max_tmds_clock))
219 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
220 connector->name, bpc);
223 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
225 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
226 connector->name, bpc);
230 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
231 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
237 if ((radeon_deep_color == 0) && (bpc > 8)) {
238 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
243 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
244 connector->name, connector->display_info.bpc, bpc);
250 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
252 struct drm_device *dev = connector->dev;
253 struct radeon_device *rdev = dev->dev_private;
254 struct drm_encoder *best_encoder = NULL;
255 struct drm_encoder *encoder = NULL;
256 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
260 best_encoder = connector_funcs->best_encoder(connector);
262 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
263 if (connector->encoder_ids[i] == 0)
266 encoder = drm_encoder_find(connector->dev, NULL,
267 connector->encoder_ids[i]);
271 if ((encoder == best_encoder) && (status == connector_status_connected))
276 if (rdev->is_atom_bios)
277 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
279 radeon_combios_connected_scratch_regs(connector, encoder, connected);
284 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
286 struct drm_encoder *encoder;
289 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
290 if (connector->encoder_ids[i] == 0)
293 encoder = drm_encoder_find(connector->dev, NULL, connector->encoder_ids[i]);
297 if (encoder->encoder_type == encoder_type)
303 struct edid *radeon_connector_edid(struct drm_connector *connector)
305 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
306 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
308 if (radeon_connector->edid) {
309 return radeon_connector->edid;
310 } else if (edid_blob) {
311 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
313 radeon_connector->edid = edid;
315 return radeon_connector->edid;
318 static void radeon_connector_get_edid(struct drm_connector *connector)
320 struct drm_device *dev = connector->dev;
321 struct radeon_device *rdev = dev->dev_private;
322 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
324 if (radeon_connector->edid)
327 /* on hw with routers, select right port */
328 if (radeon_connector->router.ddc_valid)
329 radeon_router_select_ddc_port(radeon_connector);
331 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
332 ENCODER_OBJECT_ID_NONE) &&
333 radeon_connector->ddc_bus->has_aux) {
334 radeon_connector->edid = drm_get_edid(connector,
335 &radeon_connector->ddc_bus->aux.ddc);
336 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
337 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
338 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
340 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
341 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
342 radeon_connector->ddc_bus->has_aux)
343 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
344 &radeon_connector->ddc_bus->aux.ddc);
345 else if (radeon_connector->ddc_bus)
346 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
347 &radeon_connector->ddc_bus->adapter);
348 } else if (vga_switcheroo_handler_flags() & VGA_SWITCHEROO_CAN_SWITCH_DDC &&
349 connector->connector_type == DRM_MODE_CONNECTOR_LVDS &&
350 radeon_connector->ddc_bus) {
351 radeon_connector->edid = drm_get_edid_switcheroo(&radeon_connector->base,
352 &radeon_connector->ddc_bus->adapter);
353 } else if (radeon_connector->ddc_bus) {
354 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
355 &radeon_connector->ddc_bus->adapter);
358 if (!radeon_connector->edid) {
359 /* don't fetch the edid from the vbios if ddc fails and runpm is
360 * enabled so we report disconnected.
362 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
365 if (rdev->is_atom_bios) {
366 /* some laptops provide a hardcoded edid in rom for LCDs */
367 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
368 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
369 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
371 /* some servers provide a hardcoded edid in rom for KVMs */
372 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
377 static void radeon_connector_free_edid(struct drm_connector *connector)
379 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
381 if (radeon_connector->edid) {
382 kfree(radeon_connector->edid);
383 radeon_connector->edid = NULL;
387 static int radeon_ddc_get_modes(struct drm_connector *connector)
389 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
392 if (radeon_connector->edid) {
393 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
394 ret = drm_add_edid_modes(connector, radeon_connector->edid);
397 drm_mode_connector_update_edid_property(connector, NULL);
401 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
403 int enc_id = connector->encoder_ids[0];
404 /* pick the encoder ids */
406 return drm_encoder_find(connector->dev, NULL, enc_id);
410 static void radeon_get_native_mode(struct drm_connector *connector)
412 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
413 struct radeon_encoder *radeon_encoder;
418 radeon_encoder = to_radeon_encoder(encoder);
420 if (!list_empty(&connector->probed_modes)) {
421 struct drm_display_mode *preferred_mode =
422 list_first_entry(&connector->probed_modes,
423 struct drm_display_mode, head);
425 radeon_encoder->native_mode = *preferred_mode;
427 radeon_encoder->native_mode.clock = 0;
432 * radeon_connector_analog_encoder_conflict_solve
433 * - search for other connectors sharing this encoder
434 * if priority is true, then set them disconnected if this is connected
435 * if priority is false, set us disconnected if they are connected
437 static enum drm_connector_status
438 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
439 struct drm_encoder *encoder,
440 enum drm_connector_status current_status,
443 struct drm_device *dev = connector->dev;
444 struct drm_connector *conflict;
445 struct radeon_connector *radeon_conflict;
448 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
449 if (conflict == connector)
452 radeon_conflict = to_radeon_connector(conflict);
453 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
454 if (conflict->encoder_ids[i] == 0)
457 /* if the IDs match */
458 if (conflict->encoder_ids[i] == encoder->base.id) {
459 if (conflict->status != connector_status_connected)
462 if (radeon_conflict->use_digital)
465 if (priority == true) {
466 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
468 DRM_DEBUG_KMS("in favor of %s\n",
470 conflict->status = connector_status_disconnected;
471 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
473 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
475 DRM_DEBUG_KMS("in favor of %s\n",
477 current_status = connector_status_disconnected;
483 return current_status;
487 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
489 struct drm_device *dev = encoder->dev;
490 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
491 struct drm_display_mode *mode = NULL;
492 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
494 if (native_mode->hdisplay != 0 &&
495 native_mode->vdisplay != 0 &&
496 native_mode->clock != 0) {
497 mode = drm_mode_duplicate(dev, native_mode);
498 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
499 drm_mode_set_name(mode);
501 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
502 } else if (native_mode->hdisplay != 0 &&
503 native_mode->vdisplay != 0) {
504 /* mac laptops without an edid */
505 /* Note that this is not necessarily the exact panel mode,
506 * but an approximation based on the cvt formula. For these
507 * systems we should ideally read the mode info out of the
508 * registers or add a mode table, but this works and is much
511 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
512 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
513 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
518 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
520 struct drm_device *dev = encoder->dev;
521 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
522 struct drm_display_mode *mode = NULL;
523 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
528 } common_modes[17] = {
548 for (i = 0; i < 17; i++) {
549 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
550 if (common_modes[i].w > 1024 ||
551 common_modes[i].h > 768)
554 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
555 if (common_modes[i].w > native_mode->hdisplay ||
556 common_modes[i].h > native_mode->vdisplay ||
557 (common_modes[i].w == native_mode->hdisplay &&
558 common_modes[i].h == native_mode->vdisplay))
561 if (common_modes[i].w < 320 || common_modes[i].h < 200)
564 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
565 drm_mode_probed_add(connector, mode);
569 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
572 struct drm_device *dev = connector->dev;
573 struct radeon_device *rdev = dev->dev_private;
574 struct drm_encoder *encoder;
575 struct radeon_encoder *radeon_encoder;
577 if (property == rdev->mode_info.coherent_mode_property) {
578 struct radeon_encoder_atom_dig *dig;
579 bool new_coherent_mode;
581 /* need to find digital encoder on connector */
582 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
586 radeon_encoder = to_radeon_encoder(encoder);
588 if (!radeon_encoder->enc_priv)
591 dig = radeon_encoder->enc_priv;
592 new_coherent_mode = val ? true : false;
593 if (dig->coherent_mode != new_coherent_mode) {
594 dig->coherent_mode = new_coherent_mode;
595 radeon_property_change_mode(&radeon_encoder->base);
599 if (property == rdev->mode_info.audio_property) {
600 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
601 /* need to find digital encoder on connector */
602 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
606 radeon_encoder = to_radeon_encoder(encoder);
608 if (radeon_connector->audio != val) {
609 radeon_connector->audio = val;
610 radeon_property_change_mode(&radeon_encoder->base);
614 if (property == rdev->mode_info.dither_property) {
615 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
616 /* need to find digital encoder on connector */
617 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
621 radeon_encoder = to_radeon_encoder(encoder);
623 if (radeon_connector->dither != val) {
624 radeon_connector->dither = val;
625 radeon_property_change_mode(&radeon_encoder->base);
629 if (property == rdev->mode_info.underscan_property) {
630 /* need to find digital encoder on connector */
631 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
635 radeon_encoder = to_radeon_encoder(encoder);
637 if (radeon_encoder->underscan_type != val) {
638 radeon_encoder->underscan_type = val;
639 radeon_property_change_mode(&radeon_encoder->base);
643 if (property == rdev->mode_info.underscan_hborder_property) {
644 /* need to find digital encoder on connector */
645 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
649 radeon_encoder = to_radeon_encoder(encoder);
651 if (radeon_encoder->underscan_hborder != val) {
652 radeon_encoder->underscan_hborder = val;
653 radeon_property_change_mode(&radeon_encoder->base);
657 if (property == rdev->mode_info.underscan_vborder_property) {
658 /* need to find digital encoder on connector */
659 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
663 radeon_encoder = to_radeon_encoder(encoder);
665 if (radeon_encoder->underscan_vborder != val) {
666 radeon_encoder->underscan_vborder = val;
667 radeon_property_change_mode(&radeon_encoder->base);
671 if (property == rdev->mode_info.tv_std_property) {
672 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
674 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
680 radeon_encoder = to_radeon_encoder(encoder);
681 if (!radeon_encoder->enc_priv)
683 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
684 struct radeon_encoder_atom_dac *dac_int;
685 dac_int = radeon_encoder->enc_priv;
686 dac_int->tv_std = val;
688 struct radeon_encoder_tv_dac *dac_int;
689 dac_int = radeon_encoder->enc_priv;
690 dac_int->tv_std = val;
692 radeon_property_change_mode(&radeon_encoder->base);
695 if (property == rdev->mode_info.load_detect_property) {
696 struct radeon_connector *radeon_connector =
697 to_radeon_connector(connector);
700 radeon_connector->dac_load_detect = false;
702 radeon_connector->dac_load_detect = true;
705 if (property == rdev->mode_info.tmds_pll_property) {
706 struct radeon_encoder_int_tmds *tmds = NULL;
708 /* need to find digital encoder on connector */
709 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
713 radeon_encoder = to_radeon_encoder(encoder);
715 tmds = radeon_encoder->enc_priv;
720 if (rdev->is_atom_bios)
721 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
723 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
725 if (val == 1 || ret == false) {
726 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
728 radeon_property_change_mode(&radeon_encoder->base);
731 if (property == dev->mode_config.scaling_mode_property) {
732 enum radeon_rmx_type rmx_type;
734 if (connector->encoder)
735 radeon_encoder = to_radeon_encoder(connector->encoder);
737 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
738 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
743 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
744 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
745 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
746 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
748 if (radeon_encoder->rmx_type == rmx_type)
751 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
752 (radeon_encoder->native_mode.clock == 0))
755 radeon_encoder->rmx_type = rmx_type;
757 radeon_property_change_mode(&radeon_encoder->base);
760 if (property == rdev->mode_info.output_csc_property) {
761 if (connector->encoder)
762 radeon_encoder = to_radeon_encoder(connector->encoder);
764 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
765 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
768 if (radeon_encoder->output_csc == val)
771 radeon_encoder->output_csc = val;
773 if (connector->encoder->crtc) {
774 struct drm_crtc *crtc = connector->encoder->crtc;
775 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
777 radeon_crtc->output_csc = radeon_encoder->output_csc;
780 * Our .gamma_set assumes the .gamma_store has been
781 * prefilled and don't care about its arguments.
783 crtc->funcs->gamma_set(crtc, NULL, NULL, NULL, 0, NULL);
790 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
791 struct drm_connector *connector)
793 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
794 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
795 struct drm_display_mode *t, *mode;
797 /* If the EDID preferred mode doesn't match the native mode, use it */
798 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
799 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
800 if (mode->hdisplay != native_mode->hdisplay ||
801 mode->vdisplay != native_mode->vdisplay)
802 memcpy(native_mode, mode, sizeof(*mode));
806 /* Try to get native mode details from EDID if necessary */
807 if (!native_mode->clock) {
808 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
809 if (mode->hdisplay == native_mode->hdisplay &&
810 mode->vdisplay == native_mode->vdisplay) {
811 *native_mode = *mode;
812 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
813 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
819 if (!native_mode->clock) {
820 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
821 radeon_encoder->rmx_type = RMX_OFF;
825 static int radeon_lvds_get_modes(struct drm_connector *connector)
827 struct drm_encoder *encoder;
829 struct drm_display_mode *mode;
831 radeon_connector_get_edid(connector);
832 ret = radeon_ddc_get_modes(connector);
834 encoder = radeon_best_single_encoder(connector);
836 radeon_fixup_lvds_native_mode(encoder, connector);
837 /* add scaled modes */
838 radeon_add_common_modes(encoder, connector);
843 encoder = radeon_best_single_encoder(connector);
847 /* we have no EDID modes */
848 mode = radeon_fp_native_mode(encoder);
851 drm_mode_probed_add(connector, mode);
852 /* add the width/height from vbios tables if available */
853 connector->display_info.width_mm = mode->width_mm;
854 connector->display_info.height_mm = mode->height_mm;
855 /* add scaled modes */
856 radeon_add_common_modes(encoder, connector);
862 static int radeon_lvds_mode_valid(struct drm_connector *connector,
863 struct drm_display_mode *mode)
865 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
867 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
871 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
872 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
874 /* AVIVO hardware supports downscaling modes larger than the panel
875 * to the panel size, but I'm not sure this is desirable.
877 if ((mode->hdisplay > native_mode->hdisplay) ||
878 (mode->vdisplay > native_mode->vdisplay))
881 /* if scaling is disabled, block non-native modes */
882 if (radeon_encoder->rmx_type == RMX_OFF) {
883 if ((mode->hdisplay != native_mode->hdisplay) ||
884 (mode->vdisplay != native_mode->vdisplay))
892 static enum drm_connector_status
893 radeon_lvds_detect(struct drm_connector *connector, bool force)
895 struct drm_device *dev = connector->dev;
896 struct radeon_device *rdev = dev->dev_private;
897 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
898 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
899 enum drm_connector_status ret = connector_status_disconnected;
902 r = pm_runtime_get_sync(connector->dev->dev);
904 return connector_status_disconnected;
907 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
908 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
910 /* check if panel is valid */
911 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
912 ret = connector_status_connected;
913 /* don't fetch the edid from the vbios if ddc fails and runpm is
914 * enabled so we report disconnected.
916 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
917 ret = connector_status_disconnected;
920 /* check for edid as well */
921 radeon_connector_get_edid(connector);
922 if (radeon_connector->edid)
923 ret = connector_status_connected;
924 /* check acpi lid status ??? */
926 radeon_connector_update_scratch_regs(connector, ret);
927 pm_runtime_mark_last_busy(connector->dev->dev);
928 pm_runtime_put_autosuspend(connector->dev->dev);
932 static void radeon_connector_unregister(struct drm_connector *connector)
934 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
936 if (radeon_connector->ddc_bus && radeon_connector->ddc_bus->has_aux) {
937 drm_dp_aux_unregister(&radeon_connector->ddc_bus->aux);
938 radeon_connector->ddc_bus->has_aux = false;
942 static void radeon_connector_destroy(struct drm_connector *connector)
944 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
946 radeon_connector_free_edid(connector);
947 kfree(radeon_connector->con_priv);
948 drm_connector_unregister(connector);
949 drm_connector_cleanup(connector);
953 static int radeon_lvds_set_property(struct drm_connector *connector,
954 struct drm_property *property,
957 struct drm_device *dev = connector->dev;
958 struct radeon_encoder *radeon_encoder;
959 enum radeon_rmx_type rmx_type;
962 if (property != dev->mode_config.scaling_mode_property)
965 if (connector->encoder)
966 radeon_encoder = to_radeon_encoder(connector->encoder);
968 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
969 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
973 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
974 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
975 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
977 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
979 if (radeon_encoder->rmx_type == rmx_type)
982 radeon_encoder->rmx_type = rmx_type;
984 radeon_property_change_mode(&radeon_encoder->base);
989 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
990 .get_modes = radeon_lvds_get_modes,
991 .mode_valid = radeon_lvds_mode_valid,
992 .best_encoder = radeon_best_single_encoder,
995 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
996 .dpms = drm_helper_connector_dpms,
997 .detect = radeon_lvds_detect,
998 .fill_modes = drm_helper_probe_single_connector_modes,
999 .early_unregister = radeon_connector_unregister,
1000 .destroy = radeon_connector_destroy,
1001 .set_property = radeon_lvds_set_property,
1004 static int radeon_vga_get_modes(struct drm_connector *connector)
1008 radeon_connector_get_edid(connector);
1009 ret = radeon_ddc_get_modes(connector);
1011 radeon_get_native_mode(connector);
1016 static int radeon_vga_mode_valid(struct drm_connector *connector,
1017 struct drm_display_mode *mode)
1019 struct drm_device *dev = connector->dev;
1020 struct radeon_device *rdev = dev->dev_private;
1022 /* XXX check mode bandwidth */
1024 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1025 return MODE_CLOCK_HIGH;
1030 static enum drm_connector_status
1031 radeon_vga_detect(struct drm_connector *connector, bool force)
1033 struct drm_device *dev = connector->dev;
1034 struct radeon_device *rdev = dev->dev_private;
1035 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1036 struct drm_encoder *encoder;
1037 const struct drm_encoder_helper_funcs *encoder_funcs;
1039 enum drm_connector_status ret = connector_status_disconnected;
1042 r = pm_runtime_get_sync(connector->dev->dev);
1044 return connector_status_disconnected;
1046 encoder = radeon_best_single_encoder(connector);
1048 ret = connector_status_disconnected;
1050 if (radeon_connector->ddc_bus)
1051 dret = radeon_ddc_probe(radeon_connector, false);
1053 radeon_connector->detected_by_load = false;
1054 radeon_connector_free_edid(connector);
1055 radeon_connector_get_edid(connector);
1057 if (!radeon_connector->edid) {
1058 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1060 ret = connector_status_connected;
1062 radeon_connector->use_digital =
1063 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1065 /* some oems have boards with separate digital and analog connectors
1066 * with a shared ddc line (often vga + hdmi)
1068 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1069 radeon_connector_free_edid(connector);
1070 ret = connector_status_disconnected;
1072 ret = connector_status_connected;
1077 /* if we aren't forcing don't do destructive polling */
1079 /* only return the previous status if we last
1080 * detected a monitor via load.
1082 if (radeon_connector->detected_by_load)
1083 ret = connector->status;
1087 if (radeon_connector->dac_load_detect && encoder) {
1088 encoder_funcs = encoder->helper_private;
1089 ret = encoder_funcs->detect(encoder, connector);
1090 if (ret != connector_status_disconnected)
1091 radeon_connector->detected_by_load = true;
1095 if (ret == connector_status_connected)
1096 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1098 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1099 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1100 * by other means, assume the CRT is connected and use that EDID.
1102 if ((!rdev->is_atom_bios) &&
1103 (ret == connector_status_disconnected) &&
1104 rdev->mode_info.bios_hardcoded_edid_size) {
1105 ret = connector_status_connected;
1108 radeon_connector_update_scratch_regs(connector, ret);
1111 pm_runtime_mark_last_busy(connector->dev->dev);
1112 pm_runtime_put_autosuspend(connector->dev->dev);
1117 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1118 .get_modes = radeon_vga_get_modes,
1119 .mode_valid = radeon_vga_mode_valid,
1120 .best_encoder = radeon_best_single_encoder,
1123 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1124 .dpms = drm_helper_connector_dpms,
1125 .detect = radeon_vga_detect,
1126 .fill_modes = drm_helper_probe_single_connector_modes,
1127 .early_unregister = radeon_connector_unregister,
1128 .destroy = radeon_connector_destroy,
1129 .set_property = radeon_connector_set_property,
1132 static int radeon_tv_get_modes(struct drm_connector *connector)
1134 struct drm_device *dev = connector->dev;
1135 struct radeon_device *rdev = dev->dev_private;
1136 struct drm_display_mode *tv_mode;
1137 struct drm_encoder *encoder;
1139 encoder = radeon_best_single_encoder(connector);
1143 /* avivo chips can scale any mode */
1144 if (rdev->family >= CHIP_RS600)
1145 /* add scaled modes */
1146 radeon_add_common_modes(encoder, connector);
1148 /* only 800x600 is supported right now on pre-avivo chips */
1149 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1150 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1151 drm_mode_probed_add(connector, tv_mode);
1156 static int radeon_tv_mode_valid(struct drm_connector *connector,
1157 struct drm_display_mode *mode)
1159 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1160 return MODE_CLOCK_RANGE;
1164 static enum drm_connector_status
1165 radeon_tv_detect(struct drm_connector *connector, bool force)
1167 struct drm_encoder *encoder;
1168 const struct drm_encoder_helper_funcs *encoder_funcs;
1169 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1170 enum drm_connector_status ret = connector_status_disconnected;
1173 if (!radeon_connector->dac_load_detect)
1176 r = pm_runtime_get_sync(connector->dev->dev);
1178 return connector_status_disconnected;
1180 encoder = radeon_best_single_encoder(connector);
1182 ret = connector_status_disconnected;
1184 encoder_funcs = encoder->helper_private;
1185 ret = encoder_funcs->detect(encoder, connector);
1187 if (ret == connector_status_connected)
1188 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1189 radeon_connector_update_scratch_regs(connector, ret);
1190 pm_runtime_mark_last_busy(connector->dev->dev);
1191 pm_runtime_put_autosuspend(connector->dev->dev);
1195 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1196 .get_modes = radeon_tv_get_modes,
1197 .mode_valid = radeon_tv_mode_valid,
1198 .best_encoder = radeon_best_single_encoder,
1201 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1202 .dpms = drm_helper_connector_dpms,
1203 .detect = radeon_tv_detect,
1204 .fill_modes = drm_helper_probe_single_connector_modes,
1205 .early_unregister = radeon_connector_unregister,
1206 .destroy = radeon_connector_destroy,
1207 .set_property = radeon_connector_set_property,
1210 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1212 struct drm_device *dev = connector->dev;
1213 struct radeon_device *rdev = dev->dev_private;
1214 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1215 enum drm_connector_status status;
1217 /* We only trust HPD on R600 and newer ASICS. */
1218 if (rdev->family >= CHIP_R600
1219 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1220 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1221 status = connector_status_connected;
1223 status = connector_status_disconnected;
1224 if (connector->status == status)
1232 * DVI is complicated
1233 * Do a DDC probe, if DDC probe passes, get the full EDID so
1234 * we can do analog/digital monitor detection at this point.
1235 * If the monitor is an analog monitor or we got no DDC,
1236 * we need to find the DAC encoder object for this connector.
1237 * If we got no DDC, we do load detection on the DAC encoder object.
1238 * If we got analog DDC or load detection passes on the DAC encoder
1239 * we have to check if this analog encoder is shared with anyone else (TV)
1240 * if its shared we have to set the other connector to disconnected.
1242 static enum drm_connector_status
1243 radeon_dvi_detect(struct drm_connector *connector, bool force)
1245 struct drm_device *dev = connector->dev;
1246 struct radeon_device *rdev = dev->dev_private;
1247 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1248 struct drm_encoder *encoder = NULL;
1249 const struct drm_encoder_helper_funcs *encoder_funcs;
1251 enum drm_connector_status ret = connector_status_disconnected;
1252 bool dret = false, broken_edid = false;
1254 r = pm_runtime_get_sync(connector->dev->dev);
1256 return connector_status_disconnected;
1258 if (radeon_connector->detected_hpd_without_ddc) {
1260 radeon_connector->detected_hpd_without_ddc = false;
1263 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1264 ret = connector->status;
1268 if (radeon_connector->ddc_bus) {
1269 dret = radeon_ddc_probe(radeon_connector, false);
1271 /* Sometimes the pins required for the DDC probe on DVI
1272 * connectors don't make contact at the same time that the ones
1273 * for HPD do. If the DDC probe fails even though we had an HPD
1274 * signal, try again later */
1275 if (!dret && !force &&
1276 connector->status != connector_status_connected) {
1277 DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");
1278 radeon_connector->detected_hpd_without_ddc = true;
1279 schedule_delayed_work(&rdev->hotplug_work,
1280 msecs_to_jiffies(1000));
1285 radeon_connector->detected_by_load = false;
1286 radeon_connector_free_edid(connector);
1287 radeon_connector_get_edid(connector);
1289 if (!radeon_connector->edid) {
1290 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1292 /* rs690 seems to have a problem with connectors not existing and always
1293 * return a block of 0's. If we see this just stop polling on this output */
1294 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1295 radeon_connector->base.null_edid_counter) {
1296 ret = connector_status_disconnected;
1297 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1299 radeon_connector->ddc_bus = NULL;
1301 ret = connector_status_connected;
1302 broken_edid = true; /* defer use_digital to later */
1305 radeon_connector->use_digital =
1306 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1308 /* some oems have boards with separate digital and analog connectors
1309 * with a shared ddc line (often vga + hdmi)
1311 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1312 radeon_connector_free_edid(connector);
1313 ret = connector_status_disconnected;
1315 ret = connector_status_connected;
1317 /* This gets complicated. We have boards with VGA + HDMI with a
1318 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1319 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1320 * you don't really know what's connected to which port as both are digital.
1322 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1323 struct drm_connector *list_connector;
1324 struct radeon_connector *list_radeon_connector;
1325 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1326 if (connector == list_connector)
1328 list_radeon_connector = to_radeon_connector(list_connector);
1329 if (list_radeon_connector->shared_ddc &&
1330 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1331 radeon_connector->ddc_bus->rec.i2c_id)) {
1332 /* cases where both connectors are digital */
1333 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1334 /* hpd is our only option in this case */
1335 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1336 radeon_connector_free_edid(connector);
1337 ret = connector_status_disconnected;
1346 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1349 /* DVI-D and HDMI-A are digital only */
1350 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1351 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1354 /* if we aren't forcing don't do destructive polling */
1356 /* only return the previous status if we last
1357 * detected a monitor via load.
1359 if (radeon_connector->detected_by_load)
1360 ret = connector->status;
1364 /* find analog encoder */
1365 if (radeon_connector->dac_load_detect) {
1366 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1367 if (connector->encoder_ids[i] == 0)
1370 encoder = drm_encoder_find(connector->dev, NULL,
1371 connector->encoder_ids[i]);
1375 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1376 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1379 encoder_funcs = encoder->helper_private;
1380 if (encoder_funcs->detect) {
1382 if (ret != connector_status_connected) {
1383 /* deal with analog monitors without DDC */
1384 ret = encoder_funcs->detect(encoder, connector);
1385 if (ret == connector_status_connected) {
1386 radeon_connector->use_digital = false;
1388 if (ret != connector_status_disconnected)
1389 radeon_connector->detected_by_load = true;
1392 enum drm_connector_status lret;
1393 /* assume digital unless load detected otherwise */
1394 radeon_connector->use_digital = true;
1395 lret = encoder_funcs->detect(encoder, connector);
1396 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1397 if (lret == connector_status_connected)
1398 radeon_connector->use_digital = false;
1405 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1407 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1410 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1411 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1412 * by other means, assume the DFP is connected and use that EDID. In most
1413 * cases the DVI port is actually a virtual KVM port connected to the service
1417 if ((!rdev->is_atom_bios) &&
1418 (ret == connector_status_disconnected) &&
1419 rdev->mode_info.bios_hardcoded_edid_size) {
1420 radeon_connector->use_digital = true;
1421 ret = connector_status_connected;
1424 /* updated in get modes as well since we need to know if it's analog or digital */
1425 radeon_connector_update_scratch_regs(connector, ret);
1427 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1428 const struct drm_connector_helper_funcs *connector_funcs =
1429 connector->helper_private;
1431 encoder = connector_funcs->best_encoder(connector);
1432 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1433 radeon_connector_get_edid(connector);
1434 radeon_audio_detect(connector, encoder, ret);
1439 pm_runtime_mark_last_busy(connector->dev->dev);
1440 pm_runtime_put_autosuspend(connector->dev->dev);
1445 /* okay need to be smart in here about which encoder to pick */
1446 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1448 int enc_id = connector->encoder_ids[0];
1449 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1450 struct drm_encoder *encoder;
1452 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1453 if (connector->encoder_ids[i] == 0)
1456 encoder = drm_encoder_find(connector->dev, NULL, connector->encoder_ids[i]);
1460 if (radeon_connector->use_digital == true) {
1461 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1464 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1465 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1470 /* see if we have a default encoder TODO */
1472 /* then check use digitial */
1473 /* pick the first one */
1475 return drm_encoder_find(connector->dev, NULL, enc_id);
1479 static void radeon_dvi_force(struct drm_connector *connector)
1481 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1482 if (connector->force == DRM_FORCE_ON)
1483 radeon_connector->use_digital = false;
1484 if (connector->force == DRM_FORCE_ON_DIGITAL)
1485 radeon_connector->use_digital = true;
1488 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1489 struct drm_display_mode *mode)
1491 struct drm_device *dev = connector->dev;
1492 struct radeon_device *rdev = dev->dev_private;
1493 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1495 /* XXX check mode bandwidth */
1497 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1498 if (radeon_connector->use_digital &&
1499 (rdev->family == CHIP_RV100) &&
1500 (mode->clock > 135000))
1501 return MODE_CLOCK_HIGH;
1503 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1504 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1505 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1506 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1508 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1509 /* HDMI 1.3+ supports max clock of 340 Mhz */
1510 if (mode->clock > 340000)
1511 return MODE_CLOCK_HIGH;
1515 return MODE_CLOCK_HIGH;
1519 /* check against the max pixel clock */
1520 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1521 return MODE_CLOCK_HIGH;
1526 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1527 .get_modes = radeon_vga_get_modes,
1528 .mode_valid = radeon_dvi_mode_valid,
1529 .best_encoder = radeon_dvi_encoder,
1532 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1533 .dpms = drm_helper_connector_dpms,
1534 .detect = radeon_dvi_detect,
1535 .fill_modes = drm_helper_probe_single_connector_modes,
1536 .set_property = radeon_connector_set_property,
1537 .early_unregister = radeon_connector_unregister,
1538 .destroy = radeon_connector_destroy,
1539 .force = radeon_dvi_force,
1542 static int radeon_dp_get_modes(struct drm_connector *connector)
1544 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1545 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1546 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1549 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1550 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1551 struct drm_display_mode *mode;
1553 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1554 if (!radeon_dig_connector->edp_on)
1555 atombios_set_edp_panel_power(connector,
1556 ATOM_TRANSMITTER_ACTION_POWER_ON);
1557 radeon_connector_get_edid(connector);
1558 ret = radeon_ddc_get_modes(connector);
1559 if (!radeon_dig_connector->edp_on)
1560 atombios_set_edp_panel_power(connector,
1561 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1563 /* need to setup ddc on the bridge */
1564 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1565 ENCODER_OBJECT_ID_NONE) {
1567 radeon_atom_ext_encoder_setup_ddc(encoder);
1569 radeon_connector_get_edid(connector);
1570 ret = radeon_ddc_get_modes(connector);
1575 radeon_fixup_lvds_native_mode(encoder, connector);
1576 /* add scaled modes */
1577 radeon_add_common_modes(encoder, connector);
1585 /* we have no EDID modes */
1586 mode = radeon_fp_native_mode(encoder);
1589 drm_mode_probed_add(connector, mode);
1590 /* add the width/height from vbios tables if available */
1591 connector->display_info.width_mm = mode->width_mm;
1592 connector->display_info.height_mm = mode->height_mm;
1593 /* add scaled modes */
1594 radeon_add_common_modes(encoder, connector);
1597 /* need to setup ddc on the bridge */
1598 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1599 ENCODER_OBJECT_ID_NONE) {
1601 radeon_atom_ext_encoder_setup_ddc(encoder);
1603 radeon_connector_get_edid(connector);
1604 ret = radeon_ddc_get_modes(connector);
1606 radeon_get_native_mode(connector);
1612 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1614 struct drm_encoder *encoder;
1615 struct radeon_encoder *radeon_encoder;
1618 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1619 if (connector->encoder_ids[i] == 0)
1622 encoder = drm_encoder_find(connector->dev, NULL, connector->encoder_ids[i]);
1626 radeon_encoder = to_radeon_encoder(encoder);
1628 switch (radeon_encoder->encoder_id) {
1629 case ENCODER_OBJECT_ID_TRAVIS:
1630 case ENCODER_OBJECT_ID_NUTMEG:
1631 return radeon_encoder->encoder_id;
1637 return ENCODER_OBJECT_ID_NONE;
1640 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1642 struct drm_encoder *encoder;
1643 struct radeon_encoder *radeon_encoder;
1647 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1648 if (connector->encoder_ids[i] == 0)
1651 encoder = drm_encoder_find(connector->dev, NULL, connector->encoder_ids[i]);
1655 radeon_encoder = to_radeon_encoder(encoder);
1656 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1663 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1665 struct drm_device *dev = connector->dev;
1666 struct radeon_device *rdev = dev->dev_private;
1668 if (ASIC_IS_DCE5(rdev) &&
1669 (rdev->clock.default_dispclk >= 53900) &&
1670 radeon_connector_encoder_is_hbr2(connector)) {
1677 static enum drm_connector_status
1678 radeon_dp_detect(struct drm_connector *connector, bool force)
1680 struct drm_device *dev = connector->dev;
1681 struct radeon_device *rdev = dev->dev_private;
1682 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1683 enum drm_connector_status ret = connector_status_disconnected;
1684 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1685 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1688 if (radeon_dig_connector->is_mst)
1689 return connector_status_disconnected;
1691 r = pm_runtime_get_sync(connector->dev->dev);
1693 return connector_status_disconnected;
1695 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1696 ret = connector->status;
1700 radeon_connector_free_edid(connector);
1702 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1703 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1705 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1706 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1708 /* check if panel is valid */
1709 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1710 ret = connector_status_connected;
1711 /* don't fetch the edid from the vbios if ddc fails and runpm is
1712 * enabled so we report disconnected.
1714 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1715 ret = connector_status_disconnected;
1717 /* eDP is always DP */
1718 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1719 if (!radeon_dig_connector->edp_on)
1720 atombios_set_edp_panel_power(connector,
1721 ATOM_TRANSMITTER_ACTION_POWER_ON);
1722 if (radeon_dp_getdpcd(radeon_connector))
1723 ret = connector_status_connected;
1724 if (!radeon_dig_connector->edp_on)
1725 atombios_set_edp_panel_power(connector,
1726 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1727 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1728 ENCODER_OBJECT_ID_NONE) {
1729 /* DP bridges are always DP */
1730 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1731 /* get the DPCD from the bridge */
1732 radeon_dp_getdpcd(radeon_connector);
1735 /* setup ddc on the bridge */
1736 radeon_atom_ext_encoder_setup_ddc(encoder);
1737 /* bridge chips are always aux */
1738 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1739 ret = connector_status_connected;
1740 else if (radeon_connector->dac_load_detect) { /* try load detection */
1741 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1742 ret = encoder_funcs->detect(encoder, connector);
1746 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1747 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1748 ret = connector_status_connected;
1749 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1750 radeon_dp_getdpcd(radeon_connector);
1751 r = radeon_dp_mst_probe(radeon_connector);
1753 ret = connector_status_disconnected;
1756 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1757 if (radeon_dp_getdpcd(radeon_connector)) {
1758 r = radeon_dp_mst_probe(radeon_connector);
1760 ret = connector_status_disconnected;
1762 ret = connector_status_connected;
1765 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1766 if (radeon_ddc_probe(radeon_connector, false))
1767 ret = connector_status_connected;
1772 radeon_connector_update_scratch_regs(connector, ret);
1774 if ((radeon_audio != 0) && encoder) {
1775 radeon_connector_get_edid(connector);
1776 radeon_audio_detect(connector, encoder, ret);
1780 pm_runtime_mark_last_busy(connector->dev->dev);
1781 pm_runtime_put_autosuspend(connector->dev->dev);
1786 static int radeon_dp_mode_valid(struct drm_connector *connector,
1787 struct drm_display_mode *mode)
1789 struct drm_device *dev = connector->dev;
1790 struct radeon_device *rdev = dev->dev_private;
1791 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1792 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1794 /* XXX check mode bandwidth */
1796 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1797 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1798 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1800 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1804 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1805 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1807 /* AVIVO hardware supports downscaling modes larger than the panel
1808 * to the panel size, but I'm not sure this is desirable.
1810 if ((mode->hdisplay > native_mode->hdisplay) ||
1811 (mode->vdisplay > native_mode->vdisplay))
1814 /* if scaling is disabled, block non-native modes */
1815 if (radeon_encoder->rmx_type == RMX_OFF) {
1816 if ((mode->hdisplay != native_mode->hdisplay) ||
1817 (mode->vdisplay != native_mode->vdisplay))
1822 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1823 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1824 return radeon_dp_mode_valid_helper(connector, mode);
1826 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1827 /* HDMI 1.3+ supports max clock of 340 Mhz */
1828 if (mode->clock > 340000)
1829 return MODE_CLOCK_HIGH;
1831 if (mode->clock > 165000)
1832 return MODE_CLOCK_HIGH;
1840 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1841 .get_modes = radeon_dp_get_modes,
1842 .mode_valid = radeon_dp_mode_valid,
1843 .best_encoder = radeon_dvi_encoder,
1846 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1847 .dpms = drm_helper_connector_dpms,
1848 .detect = radeon_dp_detect,
1849 .fill_modes = drm_helper_probe_single_connector_modes,
1850 .set_property = radeon_connector_set_property,
1851 .early_unregister = radeon_connector_unregister,
1852 .destroy = radeon_connector_destroy,
1853 .force = radeon_dvi_force,
1856 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1857 .dpms = drm_helper_connector_dpms,
1858 .detect = radeon_dp_detect,
1859 .fill_modes = drm_helper_probe_single_connector_modes,
1860 .set_property = radeon_lvds_set_property,
1861 .early_unregister = radeon_connector_unregister,
1862 .destroy = radeon_connector_destroy,
1863 .force = radeon_dvi_force,
1866 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1867 .dpms = drm_helper_connector_dpms,
1868 .detect = radeon_dp_detect,
1869 .fill_modes = drm_helper_probe_single_connector_modes,
1870 .set_property = radeon_lvds_set_property,
1871 .early_unregister = radeon_connector_unregister,
1872 .destroy = radeon_connector_destroy,
1873 .force = radeon_dvi_force,
1877 radeon_add_atom_connector(struct drm_device *dev,
1878 uint32_t connector_id,
1879 uint32_t supported_device,
1881 struct radeon_i2c_bus_rec *i2c_bus,
1882 uint32_t igp_lane_info,
1883 uint16_t connector_object_id,
1884 struct radeon_hpd *hpd,
1885 struct radeon_router *router)
1887 struct radeon_device *rdev = dev->dev_private;
1888 struct drm_connector *connector;
1889 struct radeon_connector *radeon_connector;
1890 struct radeon_connector_atom_dig *radeon_dig_connector;
1891 struct drm_encoder *encoder;
1892 struct radeon_encoder *radeon_encoder;
1893 uint32_t subpixel_order = SubPixelNone;
1894 bool shared_ddc = false;
1895 bool is_dp_bridge = false;
1896 bool has_aux = false;
1898 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1901 /* if the user selected tv=0 don't try and add the connector */
1902 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1903 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1904 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1908 /* see if we already added it */
1909 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1910 radeon_connector = to_radeon_connector(connector);
1911 if (radeon_connector->connector_id == connector_id) {
1912 radeon_connector->devices |= supported_device;
1915 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1916 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1917 radeon_connector->shared_ddc = true;
1920 if (radeon_connector->router_bus && router->ddc_valid &&
1921 (radeon_connector->router.router_id == router->router_id)) {
1922 radeon_connector->shared_ddc = false;
1928 /* check if it's a dp bridge */
1929 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1930 radeon_encoder = to_radeon_encoder(encoder);
1931 if (radeon_encoder->devices & supported_device) {
1932 switch (radeon_encoder->encoder_id) {
1933 case ENCODER_OBJECT_ID_TRAVIS:
1934 case ENCODER_OBJECT_ID_NUTMEG:
1935 is_dp_bridge = true;
1943 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1944 if (!radeon_connector)
1947 connector = &radeon_connector->base;
1949 radeon_connector->connector_id = connector_id;
1950 radeon_connector->devices = supported_device;
1951 radeon_connector->shared_ddc = shared_ddc;
1952 radeon_connector->connector_object_id = connector_object_id;
1953 radeon_connector->hpd = *hpd;
1955 radeon_connector->router = *router;
1956 if (router->ddc_valid || router->cd_valid) {
1957 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1958 if (!radeon_connector->router_bus)
1959 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1963 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1964 if (!radeon_dig_connector)
1966 radeon_dig_connector->igp_lane_info = igp_lane_info;
1967 radeon_connector->con_priv = radeon_dig_connector;
1968 if (i2c_bus->valid) {
1969 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1970 if (radeon_connector->ddc_bus)
1973 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1975 switch (connector_type) {
1976 case DRM_MODE_CONNECTOR_VGA:
1977 case DRM_MODE_CONNECTOR_DVIA:
1979 drm_connector_init(dev, &radeon_connector->base,
1980 &radeon_dp_connector_funcs, connector_type);
1981 drm_connector_helper_add(&radeon_connector->base,
1982 &radeon_dp_connector_helper_funcs);
1983 connector->interlace_allowed = true;
1984 connector->doublescan_allowed = true;
1985 radeon_connector->dac_load_detect = true;
1986 drm_object_attach_property(&radeon_connector->base.base,
1987 rdev->mode_info.load_detect_property,
1989 drm_object_attach_property(&radeon_connector->base.base,
1990 dev->mode_config.scaling_mode_property,
1991 DRM_MODE_SCALE_NONE);
1992 if (ASIC_IS_DCE5(rdev))
1993 drm_object_attach_property(&radeon_connector->base.base,
1994 rdev->mode_info.output_csc_property,
1995 RADEON_OUTPUT_CSC_BYPASS);
1997 case DRM_MODE_CONNECTOR_DVII:
1998 case DRM_MODE_CONNECTOR_DVID:
1999 case DRM_MODE_CONNECTOR_HDMIA:
2000 case DRM_MODE_CONNECTOR_HDMIB:
2001 case DRM_MODE_CONNECTOR_DisplayPort:
2002 drm_connector_init(dev, &radeon_connector->base,
2003 &radeon_dp_connector_funcs, connector_type);
2004 drm_connector_helper_add(&radeon_connector->base,
2005 &radeon_dp_connector_helper_funcs);
2006 drm_object_attach_property(&radeon_connector->base.base,
2007 rdev->mode_info.underscan_property,
2009 drm_object_attach_property(&radeon_connector->base.base,
2010 rdev->mode_info.underscan_hborder_property,
2012 drm_object_attach_property(&radeon_connector->base.base,
2013 rdev->mode_info.underscan_vborder_property,
2016 drm_object_attach_property(&radeon_connector->base.base,
2017 dev->mode_config.scaling_mode_property,
2018 DRM_MODE_SCALE_NONE);
2020 drm_object_attach_property(&radeon_connector->base.base,
2021 rdev->mode_info.dither_property,
2022 RADEON_FMT_DITHER_DISABLE);
2024 if (radeon_audio != 0) {
2025 drm_object_attach_property(&radeon_connector->base.base,
2026 rdev->mode_info.audio_property,
2028 radeon_connector->audio = RADEON_AUDIO_AUTO;
2030 if (ASIC_IS_DCE5(rdev))
2031 drm_object_attach_property(&radeon_connector->base.base,
2032 rdev->mode_info.output_csc_property,
2033 RADEON_OUTPUT_CSC_BYPASS);
2035 subpixel_order = SubPixelHorizontalRGB;
2036 connector->interlace_allowed = true;
2037 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2038 connector->doublescan_allowed = true;
2040 connector->doublescan_allowed = false;
2041 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2042 radeon_connector->dac_load_detect = true;
2043 drm_object_attach_property(&radeon_connector->base.base,
2044 rdev->mode_info.load_detect_property,
2048 case DRM_MODE_CONNECTOR_LVDS:
2049 case DRM_MODE_CONNECTOR_eDP:
2050 drm_connector_init(dev, &radeon_connector->base,
2051 &radeon_lvds_bridge_connector_funcs, connector_type);
2052 drm_connector_helper_add(&radeon_connector->base,
2053 &radeon_dp_connector_helper_funcs);
2054 drm_object_attach_property(&radeon_connector->base.base,
2055 dev->mode_config.scaling_mode_property,
2056 DRM_MODE_SCALE_FULLSCREEN);
2057 subpixel_order = SubPixelHorizontalRGB;
2058 connector->interlace_allowed = false;
2059 connector->doublescan_allowed = false;
2063 switch (connector_type) {
2064 case DRM_MODE_CONNECTOR_VGA:
2065 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2066 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2067 if (i2c_bus->valid) {
2068 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2069 if (!radeon_connector->ddc_bus)
2070 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2072 radeon_connector->dac_load_detect = true;
2073 drm_object_attach_property(&radeon_connector->base.base,
2074 rdev->mode_info.load_detect_property,
2076 if (ASIC_IS_AVIVO(rdev))
2077 drm_object_attach_property(&radeon_connector->base.base,
2078 dev->mode_config.scaling_mode_property,
2079 DRM_MODE_SCALE_NONE);
2080 if (ASIC_IS_DCE5(rdev))
2081 drm_object_attach_property(&radeon_connector->base.base,
2082 rdev->mode_info.output_csc_property,
2083 RADEON_OUTPUT_CSC_BYPASS);
2084 /* no HPD on analog connectors */
2085 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2086 connector->interlace_allowed = true;
2087 connector->doublescan_allowed = true;
2089 case DRM_MODE_CONNECTOR_DVIA:
2090 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2091 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2092 if (i2c_bus->valid) {
2093 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2094 if (!radeon_connector->ddc_bus)
2095 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2097 radeon_connector->dac_load_detect = true;
2098 drm_object_attach_property(&radeon_connector->base.base,
2099 rdev->mode_info.load_detect_property,
2101 if (ASIC_IS_AVIVO(rdev))
2102 drm_object_attach_property(&radeon_connector->base.base,
2103 dev->mode_config.scaling_mode_property,
2104 DRM_MODE_SCALE_NONE);
2105 if (ASIC_IS_DCE5(rdev))
2106 drm_object_attach_property(&radeon_connector->base.base,
2107 rdev->mode_info.output_csc_property,
2108 RADEON_OUTPUT_CSC_BYPASS);
2109 /* no HPD on analog connectors */
2110 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2111 connector->interlace_allowed = true;
2112 connector->doublescan_allowed = true;
2114 case DRM_MODE_CONNECTOR_DVII:
2115 case DRM_MODE_CONNECTOR_DVID:
2116 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2117 if (!radeon_dig_connector)
2119 radeon_dig_connector->igp_lane_info = igp_lane_info;
2120 radeon_connector->con_priv = radeon_dig_connector;
2121 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2122 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2123 if (i2c_bus->valid) {
2124 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2125 if (!radeon_connector->ddc_bus)
2126 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2128 subpixel_order = SubPixelHorizontalRGB;
2129 drm_object_attach_property(&radeon_connector->base.base,
2130 rdev->mode_info.coherent_mode_property,
2132 if (ASIC_IS_AVIVO(rdev)) {
2133 drm_object_attach_property(&radeon_connector->base.base,
2134 rdev->mode_info.underscan_property,
2136 drm_object_attach_property(&radeon_connector->base.base,
2137 rdev->mode_info.underscan_hborder_property,
2139 drm_object_attach_property(&radeon_connector->base.base,
2140 rdev->mode_info.underscan_vborder_property,
2142 drm_object_attach_property(&radeon_connector->base.base,
2143 rdev->mode_info.dither_property,
2144 RADEON_FMT_DITHER_DISABLE);
2145 drm_object_attach_property(&radeon_connector->base.base,
2146 dev->mode_config.scaling_mode_property,
2147 DRM_MODE_SCALE_NONE);
2149 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2150 drm_object_attach_property(&radeon_connector->base.base,
2151 rdev->mode_info.audio_property,
2153 radeon_connector->audio = RADEON_AUDIO_AUTO;
2155 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2156 radeon_connector->dac_load_detect = true;
2157 drm_object_attach_property(&radeon_connector->base.base,
2158 rdev->mode_info.load_detect_property,
2161 if (ASIC_IS_DCE5(rdev))
2162 drm_object_attach_property(&radeon_connector->base.base,
2163 rdev->mode_info.output_csc_property,
2164 RADEON_OUTPUT_CSC_BYPASS);
2165 connector->interlace_allowed = true;
2166 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2167 connector->doublescan_allowed = true;
2169 connector->doublescan_allowed = false;
2171 case DRM_MODE_CONNECTOR_HDMIA:
2172 case DRM_MODE_CONNECTOR_HDMIB:
2173 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2174 if (!radeon_dig_connector)
2176 radeon_dig_connector->igp_lane_info = igp_lane_info;
2177 radeon_connector->con_priv = radeon_dig_connector;
2178 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2179 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2180 if (i2c_bus->valid) {
2181 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2182 if (!radeon_connector->ddc_bus)
2183 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2185 drm_object_attach_property(&radeon_connector->base.base,
2186 rdev->mode_info.coherent_mode_property,
2188 if (ASIC_IS_AVIVO(rdev)) {
2189 drm_object_attach_property(&radeon_connector->base.base,
2190 rdev->mode_info.underscan_property,
2192 drm_object_attach_property(&radeon_connector->base.base,
2193 rdev->mode_info.underscan_hborder_property,
2195 drm_object_attach_property(&radeon_connector->base.base,
2196 rdev->mode_info.underscan_vborder_property,
2198 drm_object_attach_property(&radeon_connector->base.base,
2199 rdev->mode_info.dither_property,
2200 RADEON_FMT_DITHER_DISABLE);
2201 drm_object_attach_property(&radeon_connector->base.base,
2202 dev->mode_config.scaling_mode_property,
2203 DRM_MODE_SCALE_NONE);
2205 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2206 drm_object_attach_property(&radeon_connector->base.base,
2207 rdev->mode_info.audio_property,
2209 radeon_connector->audio = RADEON_AUDIO_AUTO;
2211 if (ASIC_IS_DCE5(rdev))
2212 drm_object_attach_property(&radeon_connector->base.base,
2213 rdev->mode_info.output_csc_property,
2214 RADEON_OUTPUT_CSC_BYPASS);
2215 subpixel_order = SubPixelHorizontalRGB;
2216 connector->interlace_allowed = true;
2217 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2218 connector->doublescan_allowed = true;
2220 connector->doublescan_allowed = false;
2222 case DRM_MODE_CONNECTOR_DisplayPort:
2223 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2224 if (!radeon_dig_connector)
2226 radeon_dig_connector->igp_lane_info = igp_lane_info;
2227 radeon_connector->con_priv = radeon_dig_connector;
2228 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2229 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2230 if (i2c_bus->valid) {
2231 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2232 if (radeon_connector->ddc_bus)
2235 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2237 subpixel_order = SubPixelHorizontalRGB;
2238 drm_object_attach_property(&radeon_connector->base.base,
2239 rdev->mode_info.coherent_mode_property,
2241 if (ASIC_IS_AVIVO(rdev)) {
2242 drm_object_attach_property(&radeon_connector->base.base,
2243 rdev->mode_info.underscan_property,
2245 drm_object_attach_property(&radeon_connector->base.base,
2246 rdev->mode_info.underscan_hborder_property,
2248 drm_object_attach_property(&radeon_connector->base.base,
2249 rdev->mode_info.underscan_vborder_property,
2251 drm_object_attach_property(&radeon_connector->base.base,
2252 rdev->mode_info.dither_property,
2253 RADEON_FMT_DITHER_DISABLE);
2254 drm_object_attach_property(&radeon_connector->base.base,
2255 dev->mode_config.scaling_mode_property,
2256 DRM_MODE_SCALE_NONE);
2258 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2259 drm_object_attach_property(&radeon_connector->base.base,
2260 rdev->mode_info.audio_property,
2262 radeon_connector->audio = RADEON_AUDIO_AUTO;
2264 if (ASIC_IS_DCE5(rdev))
2265 drm_object_attach_property(&radeon_connector->base.base,
2266 rdev->mode_info.output_csc_property,
2267 RADEON_OUTPUT_CSC_BYPASS);
2268 connector->interlace_allowed = true;
2269 /* in theory with a DP to VGA converter... */
2270 connector->doublescan_allowed = false;
2272 case DRM_MODE_CONNECTOR_eDP:
2273 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2274 if (!radeon_dig_connector)
2276 radeon_dig_connector->igp_lane_info = igp_lane_info;
2277 radeon_connector->con_priv = radeon_dig_connector;
2278 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2279 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2280 if (i2c_bus->valid) {
2281 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2282 if (radeon_connector->ddc_bus)
2285 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2287 drm_object_attach_property(&radeon_connector->base.base,
2288 dev->mode_config.scaling_mode_property,
2289 DRM_MODE_SCALE_FULLSCREEN);
2290 subpixel_order = SubPixelHorizontalRGB;
2291 connector->interlace_allowed = false;
2292 connector->doublescan_allowed = false;
2294 case DRM_MODE_CONNECTOR_SVIDEO:
2295 case DRM_MODE_CONNECTOR_Composite:
2296 case DRM_MODE_CONNECTOR_9PinDIN:
2297 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2298 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2299 radeon_connector->dac_load_detect = true;
2300 drm_object_attach_property(&radeon_connector->base.base,
2301 rdev->mode_info.load_detect_property,
2303 drm_object_attach_property(&radeon_connector->base.base,
2304 rdev->mode_info.tv_std_property,
2305 radeon_atombios_get_tv_info(rdev));
2306 /* no HPD on analog connectors */
2307 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2308 connector->interlace_allowed = false;
2309 connector->doublescan_allowed = false;
2311 case DRM_MODE_CONNECTOR_LVDS:
2312 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2313 if (!radeon_dig_connector)
2315 radeon_dig_connector->igp_lane_info = igp_lane_info;
2316 radeon_connector->con_priv = radeon_dig_connector;
2317 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2318 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2319 if (i2c_bus->valid) {
2320 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2321 if (!radeon_connector->ddc_bus)
2322 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2324 drm_object_attach_property(&radeon_connector->base.base,
2325 dev->mode_config.scaling_mode_property,
2326 DRM_MODE_SCALE_FULLSCREEN);
2327 subpixel_order = SubPixelHorizontalRGB;
2328 connector->interlace_allowed = false;
2329 connector->doublescan_allowed = false;
2334 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2335 if (i2c_bus->valid) {
2336 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2337 DRM_CONNECTOR_POLL_DISCONNECT;
2340 connector->polled = DRM_CONNECTOR_POLL_HPD;
2342 connector->display_info.subpixel_order = subpixel_order;
2343 drm_connector_register(connector);
2346 radeon_dp_aux_init(radeon_connector);
2351 drm_connector_cleanup(connector);
2356 radeon_add_legacy_connector(struct drm_device *dev,
2357 uint32_t connector_id,
2358 uint32_t supported_device,
2360 struct radeon_i2c_bus_rec *i2c_bus,
2361 uint16_t connector_object_id,
2362 struct radeon_hpd *hpd)
2364 struct radeon_device *rdev = dev->dev_private;
2365 struct drm_connector *connector;
2366 struct radeon_connector *radeon_connector;
2367 uint32_t subpixel_order = SubPixelNone;
2369 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2372 /* if the user selected tv=0 don't try and add the connector */
2373 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2374 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2375 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2379 /* see if we already added it */
2380 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2381 radeon_connector = to_radeon_connector(connector);
2382 if (radeon_connector->connector_id == connector_id) {
2383 radeon_connector->devices |= supported_device;
2388 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2389 if (!radeon_connector)
2392 connector = &radeon_connector->base;
2394 radeon_connector->connector_id = connector_id;
2395 radeon_connector->devices = supported_device;
2396 radeon_connector->connector_object_id = connector_object_id;
2397 radeon_connector->hpd = *hpd;
2399 switch (connector_type) {
2400 case DRM_MODE_CONNECTOR_VGA:
2401 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2402 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2403 if (i2c_bus->valid) {
2404 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2405 if (!radeon_connector->ddc_bus)
2406 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2408 radeon_connector->dac_load_detect = true;
2409 drm_object_attach_property(&radeon_connector->base.base,
2410 rdev->mode_info.load_detect_property,
2412 /* no HPD on analog connectors */
2413 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2414 connector->interlace_allowed = true;
2415 connector->doublescan_allowed = true;
2417 case DRM_MODE_CONNECTOR_DVIA:
2418 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2419 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2420 if (i2c_bus->valid) {
2421 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2422 if (!radeon_connector->ddc_bus)
2423 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2425 radeon_connector->dac_load_detect = true;
2426 drm_object_attach_property(&radeon_connector->base.base,
2427 rdev->mode_info.load_detect_property,
2429 /* no HPD on analog connectors */
2430 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2431 connector->interlace_allowed = true;
2432 connector->doublescan_allowed = true;
2434 case DRM_MODE_CONNECTOR_DVII:
2435 case DRM_MODE_CONNECTOR_DVID:
2436 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2437 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2438 if (i2c_bus->valid) {
2439 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2440 if (!radeon_connector->ddc_bus)
2441 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2443 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2444 radeon_connector->dac_load_detect = true;
2445 drm_object_attach_property(&radeon_connector->base.base,
2446 rdev->mode_info.load_detect_property,
2449 subpixel_order = SubPixelHorizontalRGB;
2450 connector->interlace_allowed = true;
2451 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2452 connector->doublescan_allowed = true;
2454 connector->doublescan_allowed = false;
2456 case DRM_MODE_CONNECTOR_SVIDEO:
2457 case DRM_MODE_CONNECTOR_Composite:
2458 case DRM_MODE_CONNECTOR_9PinDIN:
2459 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2460 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2461 radeon_connector->dac_load_detect = true;
2462 /* RS400,RC410,RS480 chipset seems to report a lot
2463 * of false positive on load detect, we haven't yet
2464 * found a way to make load detect reliable on those
2465 * chipset, thus just disable it for TV.
2467 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2468 radeon_connector->dac_load_detect = false;
2469 drm_object_attach_property(&radeon_connector->base.base,
2470 rdev->mode_info.load_detect_property,
2471 radeon_connector->dac_load_detect);
2472 drm_object_attach_property(&radeon_connector->base.base,
2473 rdev->mode_info.tv_std_property,
2474 radeon_combios_get_tv_info(rdev));
2475 /* no HPD on analog connectors */
2476 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2477 connector->interlace_allowed = false;
2478 connector->doublescan_allowed = false;
2480 case DRM_MODE_CONNECTOR_LVDS:
2481 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2482 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2483 if (i2c_bus->valid) {
2484 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2485 if (!radeon_connector->ddc_bus)
2486 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2488 drm_object_attach_property(&radeon_connector->base.base,
2489 dev->mode_config.scaling_mode_property,
2490 DRM_MODE_SCALE_FULLSCREEN);
2491 subpixel_order = SubPixelHorizontalRGB;
2492 connector->interlace_allowed = false;
2493 connector->doublescan_allowed = false;
2497 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2498 if (i2c_bus->valid) {
2499 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2500 DRM_CONNECTOR_POLL_DISCONNECT;
2503 connector->polled = DRM_CONNECTOR_POLL_HPD;
2505 connector->display_info.subpixel_order = subpixel_order;
2506 drm_connector_register(connector);
2509 void radeon_setup_mst_connector(struct drm_device *dev)
2511 struct radeon_device *rdev = dev->dev_private;
2512 struct drm_connector *connector;
2513 struct radeon_connector *radeon_connector;
2515 if (!ASIC_IS_DCE5(rdev))
2518 if (radeon_mst == 0)
2521 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2524 radeon_connector = to_radeon_connector(connector);
2526 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2529 ret = radeon_dp_mst_init(radeon_connector);