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 radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
95 radeon_dp_needs_link_train(radeon_connector)) {
96 /* Don't start link training before we have the DPCD */
97 if (!radeon_dp_getdpcd(radeon_connector))
100 /* Turn the connector off and back on immediately, which
101 * will trigger link training
103 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
104 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
109 static void radeon_property_change_mode(struct drm_encoder *encoder)
111 struct drm_crtc *crtc = encoder->crtc;
113 if (crtc && crtc->enabled) {
114 drm_crtc_helper_set_mode(crtc, &crtc->mode,
115 crtc->x, crtc->y, crtc->primary->fb);
119 int radeon_get_monitor_bpc(struct drm_connector *connector)
121 struct drm_device *dev = connector->dev;
122 struct radeon_device *rdev = dev->dev_private;
123 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
124 struct radeon_connector_atom_dig *dig_connector;
126 int mode_clock, max_tmds_clock;
128 switch (connector->connector_type) {
129 case DRM_MODE_CONNECTOR_DVII:
130 case DRM_MODE_CONNECTOR_HDMIB:
131 if (radeon_connector->use_digital) {
132 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
133 if (connector->display_info.bpc)
134 bpc = connector->display_info.bpc;
138 case DRM_MODE_CONNECTOR_DVID:
139 case DRM_MODE_CONNECTOR_HDMIA:
140 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
141 if (connector->display_info.bpc)
142 bpc = connector->display_info.bpc;
145 case DRM_MODE_CONNECTOR_DisplayPort:
146 dig_connector = radeon_connector->con_priv;
147 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
148 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
149 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
150 if (connector->display_info.bpc)
151 bpc = connector->display_info.bpc;
154 case DRM_MODE_CONNECTOR_eDP:
155 case DRM_MODE_CONNECTOR_LVDS:
156 if (connector->display_info.bpc)
157 bpc = connector->display_info.bpc;
158 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
159 const struct drm_connector_helper_funcs *connector_funcs =
160 connector->helper_private;
161 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
162 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
163 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
165 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
167 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
173 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
174 /* hdmi deep color only implemented on DCE4+ */
175 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
176 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
177 connector->name, bpc);
182 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
183 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
184 * 12 bpc is always supported on hdmi deep color sinks, as this is
185 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
188 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
189 connector->name, bpc);
193 /* Any defined maximum tmds clock limit we must not exceed? */
194 if (connector->display_info.max_tmds_clock > 0) {
195 /* mode_clock is clock in kHz for mode to be modeset on this connector */
196 mode_clock = radeon_connector->pixelclock_for_modeset;
198 /* Maximum allowable input clock in kHz */
199 max_tmds_clock = connector->display_info.max_tmds_clock;
201 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
202 connector->name, mode_clock, max_tmds_clock);
204 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
205 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
206 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
207 (mode_clock * 5/4 <= max_tmds_clock))
212 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
213 connector->name, bpc);
216 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
218 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
219 connector->name, bpc);
223 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
224 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
230 if ((radeon_deep_color == 0) && (bpc > 8)) {
231 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
236 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
237 connector->name, connector->display_info.bpc, bpc);
243 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
245 struct drm_device *dev = connector->dev;
246 struct radeon_device *rdev = dev->dev_private;
247 struct drm_encoder *best_encoder = NULL;
248 struct drm_encoder *encoder = NULL;
249 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
253 best_encoder = connector_funcs->best_encoder(connector);
255 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
256 if (connector->encoder_ids[i] == 0)
259 encoder = drm_encoder_find(connector->dev,
260 connector->encoder_ids[i]);
264 if ((encoder == best_encoder) && (status == connector_status_connected))
269 if (rdev->is_atom_bios)
270 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
272 radeon_combios_connected_scratch_regs(connector, encoder, connected);
277 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
279 struct drm_encoder *encoder;
282 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
283 if (connector->encoder_ids[i] == 0)
286 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
290 if (encoder->encoder_type == encoder_type)
296 struct edid *radeon_connector_edid(struct drm_connector *connector)
298 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
299 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
301 if (radeon_connector->edid) {
302 return radeon_connector->edid;
303 } else if (edid_blob) {
304 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
306 radeon_connector->edid = edid;
308 return radeon_connector->edid;
311 static void radeon_connector_get_edid(struct drm_connector *connector)
313 struct drm_device *dev = connector->dev;
314 struct radeon_device *rdev = dev->dev_private;
315 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
317 if (radeon_connector->edid)
320 /* on hw with routers, select right port */
321 if (radeon_connector->router.ddc_valid)
322 radeon_router_select_ddc_port(radeon_connector);
324 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
325 ENCODER_OBJECT_ID_NONE) &&
326 radeon_connector->ddc_bus->has_aux) {
327 radeon_connector->edid = drm_get_edid(connector,
328 &radeon_connector->ddc_bus->aux.ddc);
329 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
330 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
331 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
333 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
334 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
335 radeon_connector->ddc_bus->has_aux)
336 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
337 &radeon_connector->ddc_bus->aux.ddc);
338 else if (radeon_connector->ddc_bus)
339 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
340 &radeon_connector->ddc_bus->adapter);
341 } else if (vga_switcheroo_handler_flags() & VGA_SWITCHEROO_CAN_SWITCH_DDC &&
342 connector->connector_type == DRM_MODE_CONNECTOR_LVDS &&
343 radeon_connector->ddc_bus) {
344 radeon_connector->edid = drm_get_edid_switcheroo(&radeon_connector->base,
345 &radeon_connector->ddc_bus->adapter);
346 } else if (radeon_connector->ddc_bus) {
347 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
348 &radeon_connector->ddc_bus->adapter);
351 if (!radeon_connector->edid) {
352 /* don't fetch the edid from the vbios if ddc fails and runpm is
353 * enabled so we report disconnected.
355 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
358 if (rdev->is_atom_bios) {
359 /* some laptops provide a hardcoded edid in rom for LCDs */
360 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
361 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
362 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
364 /* some servers provide a hardcoded edid in rom for KVMs */
365 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
370 static void radeon_connector_free_edid(struct drm_connector *connector)
372 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
374 if (radeon_connector->edid) {
375 kfree(radeon_connector->edid);
376 radeon_connector->edid = NULL;
380 static int radeon_ddc_get_modes(struct drm_connector *connector)
382 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
385 if (radeon_connector->edid) {
386 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
387 ret = drm_add_edid_modes(connector, radeon_connector->edid);
388 drm_edid_to_eld(connector, radeon_connector->edid);
391 drm_mode_connector_update_edid_property(connector, NULL);
395 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
397 int enc_id = connector->encoder_ids[0];
398 /* pick the encoder ids */
400 return drm_encoder_find(connector->dev, enc_id);
404 static void radeon_get_native_mode(struct drm_connector *connector)
406 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
407 struct radeon_encoder *radeon_encoder;
412 radeon_encoder = to_radeon_encoder(encoder);
414 if (!list_empty(&connector->probed_modes)) {
415 struct drm_display_mode *preferred_mode =
416 list_first_entry(&connector->probed_modes,
417 struct drm_display_mode, head);
419 radeon_encoder->native_mode = *preferred_mode;
421 radeon_encoder->native_mode.clock = 0;
426 * radeon_connector_analog_encoder_conflict_solve
427 * - search for other connectors sharing this encoder
428 * if priority is true, then set them disconnected if this is connected
429 * if priority is false, set us disconnected if they are connected
431 static enum drm_connector_status
432 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
433 struct drm_encoder *encoder,
434 enum drm_connector_status current_status,
437 struct drm_device *dev = connector->dev;
438 struct drm_connector *conflict;
439 struct radeon_connector *radeon_conflict;
442 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
443 if (conflict == connector)
446 radeon_conflict = to_radeon_connector(conflict);
447 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
448 if (conflict->encoder_ids[i] == 0)
451 /* if the IDs match */
452 if (conflict->encoder_ids[i] == encoder->base.id) {
453 if (conflict->status != connector_status_connected)
456 if (radeon_conflict->use_digital)
459 if (priority == true) {
460 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
462 DRM_DEBUG_KMS("in favor of %s\n",
464 conflict->status = connector_status_disconnected;
465 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
467 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
469 DRM_DEBUG_KMS("in favor of %s\n",
471 current_status = connector_status_disconnected;
477 return current_status;
481 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
483 struct drm_device *dev = encoder->dev;
484 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
485 struct drm_display_mode *mode = NULL;
486 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
488 if (native_mode->hdisplay != 0 &&
489 native_mode->vdisplay != 0 &&
490 native_mode->clock != 0) {
491 mode = drm_mode_duplicate(dev, native_mode);
494 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
495 drm_mode_set_name(mode);
497 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
498 } else if (native_mode->hdisplay != 0 &&
499 native_mode->vdisplay != 0) {
500 /* mac laptops without an edid */
501 /* Note that this is not necessarily the exact panel mode,
502 * but an approximation based on the cvt formula. For these
503 * systems we should ideally read the mode info out of the
504 * registers or add a mode table, but this works and is much
507 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
510 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
511 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
516 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
518 struct drm_device *dev = encoder->dev;
519 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
520 struct drm_display_mode *mode = NULL;
521 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
526 } common_modes[17] = {
546 for (i = 0; i < 17; i++) {
547 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
548 if (common_modes[i].w > 1024 ||
549 common_modes[i].h > 768)
552 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
553 if (common_modes[i].w > native_mode->hdisplay ||
554 common_modes[i].h > native_mode->vdisplay ||
555 (common_modes[i].w == native_mode->hdisplay &&
556 common_modes[i].h == native_mode->vdisplay))
559 if (common_modes[i].w < 320 || common_modes[i].h < 200)
562 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
563 drm_mode_probed_add(connector, mode);
567 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
570 struct drm_device *dev = connector->dev;
571 struct radeon_device *rdev = dev->dev_private;
572 struct drm_encoder *encoder;
573 struct radeon_encoder *radeon_encoder;
575 if (property == rdev->mode_info.coherent_mode_property) {
576 struct radeon_encoder_atom_dig *dig;
577 bool new_coherent_mode;
579 /* need to find digital encoder on connector */
580 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
584 radeon_encoder = to_radeon_encoder(encoder);
586 if (!radeon_encoder->enc_priv)
589 dig = radeon_encoder->enc_priv;
590 new_coherent_mode = val ? true : false;
591 if (dig->coherent_mode != new_coherent_mode) {
592 dig->coherent_mode = new_coherent_mode;
593 radeon_property_change_mode(&radeon_encoder->base);
597 if (property == rdev->mode_info.audio_property) {
598 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
599 /* need to find digital encoder on connector */
600 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
604 radeon_encoder = to_radeon_encoder(encoder);
606 if (radeon_connector->audio != val) {
607 radeon_connector->audio = val;
608 radeon_property_change_mode(&radeon_encoder->base);
612 if (property == rdev->mode_info.dither_property) {
613 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
614 /* need to find digital encoder on connector */
615 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
619 radeon_encoder = to_radeon_encoder(encoder);
621 if (radeon_connector->dither != val) {
622 radeon_connector->dither = val;
623 radeon_property_change_mode(&radeon_encoder->base);
627 if (property == rdev->mode_info.underscan_property) {
628 /* need to find digital encoder on connector */
629 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
633 radeon_encoder = to_radeon_encoder(encoder);
635 if (radeon_encoder->underscan_type != val) {
636 radeon_encoder->underscan_type = val;
637 radeon_property_change_mode(&radeon_encoder->base);
641 if (property == rdev->mode_info.underscan_hborder_property) {
642 /* need to find digital encoder on connector */
643 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
647 radeon_encoder = to_radeon_encoder(encoder);
649 if (radeon_encoder->underscan_hborder != val) {
650 radeon_encoder->underscan_hborder = val;
651 radeon_property_change_mode(&radeon_encoder->base);
655 if (property == rdev->mode_info.underscan_vborder_property) {
656 /* need to find digital encoder on connector */
657 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
661 radeon_encoder = to_radeon_encoder(encoder);
663 if (radeon_encoder->underscan_vborder != val) {
664 radeon_encoder->underscan_vborder = val;
665 radeon_property_change_mode(&radeon_encoder->base);
669 if (property == rdev->mode_info.tv_std_property) {
670 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
672 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
678 radeon_encoder = to_radeon_encoder(encoder);
679 if (!radeon_encoder->enc_priv)
681 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
682 struct radeon_encoder_atom_dac *dac_int;
683 dac_int = radeon_encoder->enc_priv;
684 dac_int->tv_std = val;
686 struct radeon_encoder_tv_dac *dac_int;
687 dac_int = radeon_encoder->enc_priv;
688 dac_int->tv_std = val;
690 radeon_property_change_mode(&radeon_encoder->base);
693 if (property == rdev->mode_info.load_detect_property) {
694 struct radeon_connector *radeon_connector =
695 to_radeon_connector(connector);
698 radeon_connector->dac_load_detect = false;
700 radeon_connector->dac_load_detect = true;
703 if (property == rdev->mode_info.tmds_pll_property) {
704 struct radeon_encoder_int_tmds *tmds = NULL;
706 /* need to find digital encoder on connector */
707 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
711 radeon_encoder = to_radeon_encoder(encoder);
713 tmds = radeon_encoder->enc_priv;
718 if (rdev->is_atom_bios)
719 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
721 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
723 if (val == 1 || ret == false) {
724 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
726 radeon_property_change_mode(&radeon_encoder->base);
729 if (property == dev->mode_config.scaling_mode_property) {
730 enum radeon_rmx_type rmx_type;
732 if (connector->encoder)
733 radeon_encoder = to_radeon_encoder(connector->encoder);
735 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
736 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
741 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
742 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
743 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
744 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
746 if (radeon_encoder->rmx_type == rmx_type)
749 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
750 (radeon_encoder->native_mode.clock == 0))
753 radeon_encoder->rmx_type = rmx_type;
755 radeon_property_change_mode(&radeon_encoder->base);
758 if (property == rdev->mode_info.output_csc_property) {
759 if (connector->encoder)
760 radeon_encoder = to_radeon_encoder(connector->encoder);
762 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
763 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
766 if (radeon_encoder->output_csc == val)
769 radeon_encoder->output_csc = val;
771 if (connector->encoder && connector->encoder->crtc) {
772 struct drm_crtc *crtc = connector->encoder->crtc;
773 struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
775 radeon_crtc->output_csc = radeon_encoder->output_csc;
778 * Our .gamma_set assumes the .gamma_store has been
779 * prefilled and don't care about its arguments.
781 crtc->funcs->gamma_set(crtc, NULL, NULL, NULL, 0, NULL);
788 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
789 struct drm_connector *connector)
791 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
792 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
793 struct drm_display_mode *t, *mode;
795 /* If the EDID preferred mode doesn't match the native mode, use it */
796 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
797 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
798 if (mode->hdisplay != native_mode->hdisplay ||
799 mode->vdisplay != native_mode->vdisplay)
800 memcpy(native_mode, mode, sizeof(*mode));
804 /* Try to get native mode details from EDID if necessary */
805 if (!native_mode->clock) {
806 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
807 if (mode->hdisplay == native_mode->hdisplay &&
808 mode->vdisplay == native_mode->vdisplay) {
809 *native_mode = *mode;
810 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
811 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
817 if (!native_mode->clock) {
818 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
819 radeon_encoder->rmx_type = RMX_OFF;
823 static int radeon_lvds_get_modes(struct drm_connector *connector)
825 struct drm_encoder *encoder;
827 struct drm_display_mode *mode;
829 radeon_connector_get_edid(connector);
830 ret = radeon_ddc_get_modes(connector);
832 encoder = radeon_best_single_encoder(connector);
834 radeon_fixup_lvds_native_mode(encoder, connector);
835 /* add scaled modes */
836 radeon_add_common_modes(encoder, connector);
841 encoder = radeon_best_single_encoder(connector);
845 /* we have no EDID modes */
846 mode = radeon_fp_native_mode(encoder);
849 drm_mode_probed_add(connector, mode);
850 /* add the width/height from vbios tables if available */
851 connector->display_info.width_mm = mode->width_mm;
852 connector->display_info.height_mm = mode->height_mm;
853 /* add scaled modes */
854 radeon_add_common_modes(encoder, connector);
860 static enum drm_mode_status radeon_lvds_mode_valid(struct drm_connector *connector,
861 struct drm_display_mode *mode)
863 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
865 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
869 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
870 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
872 /* AVIVO hardware supports downscaling modes larger than the panel
873 * to the panel size, but I'm not sure this is desirable.
875 if ((mode->hdisplay > native_mode->hdisplay) ||
876 (mode->vdisplay > native_mode->vdisplay))
879 /* if scaling is disabled, block non-native modes */
880 if (radeon_encoder->rmx_type == RMX_OFF) {
881 if ((mode->hdisplay != native_mode->hdisplay) ||
882 (mode->vdisplay != native_mode->vdisplay))
890 static enum drm_connector_status
891 radeon_lvds_detect(struct drm_connector *connector, bool force)
893 struct drm_device *dev = connector->dev;
894 struct radeon_device *rdev = dev->dev_private;
895 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
896 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
897 enum drm_connector_status ret = connector_status_disconnected;
900 if (!drm_kms_helper_is_poll_worker()) {
901 r = pm_runtime_get_sync(connector->dev->dev);
903 pm_runtime_put_autosuspend(connector->dev->dev);
904 return connector_status_disconnected;
909 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
910 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
912 /* check if panel is valid */
913 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
914 ret = connector_status_connected;
915 /* don't fetch the edid from the vbios if ddc fails and runpm is
916 * enabled so we report disconnected.
918 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
919 ret = connector_status_disconnected;
922 /* check for edid as well */
923 radeon_connector_get_edid(connector);
924 if (radeon_connector->edid)
925 ret = connector_status_connected;
926 /* check acpi lid status ??? */
928 radeon_connector_update_scratch_regs(connector, ret);
930 if (!drm_kms_helper_is_poll_worker()) {
931 pm_runtime_mark_last_busy(connector->dev->dev);
932 pm_runtime_put_autosuspend(connector->dev->dev);
938 static void radeon_connector_unregister(struct drm_connector *connector)
940 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
942 if (radeon_connector->ddc_bus && radeon_connector->ddc_bus->has_aux) {
943 drm_dp_aux_unregister(&radeon_connector->ddc_bus->aux);
944 radeon_connector->ddc_bus->has_aux = false;
948 static void radeon_connector_destroy(struct drm_connector *connector)
950 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
952 radeon_connector_free_edid(connector);
953 kfree(radeon_connector->con_priv);
954 drm_connector_unregister(connector);
955 drm_connector_cleanup(connector);
959 static int radeon_lvds_set_property(struct drm_connector *connector,
960 struct drm_property *property,
963 struct drm_device *dev = connector->dev;
964 struct radeon_encoder *radeon_encoder;
965 enum radeon_rmx_type rmx_type;
968 if (property != dev->mode_config.scaling_mode_property)
971 if (connector->encoder)
972 radeon_encoder = to_radeon_encoder(connector->encoder);
974 const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
975 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
979 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
980 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
981 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
983 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
985 if (radeon_encoder->rmx_type == rmx_type)
988 radeon_encoder->rmx_type = rmx_type;
990 radeon_property_change_mode(&radeon_encoder->base);
995 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
996 .get_modes = radeon_lvds_get_modes,
997 .mode_valid = radeon_lvds_mode_valid,
998 .best_encoder = radeon_best_single_encoder,
1001 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
1002 .dpms = drm_helper_connector_dpms,
1003 .detect = radeon_lvds_detect,
1004 .fill_modes = drm_helper_probe_single_connector_modes,
1005 .early_unregister = radeon_connector_unregister,
1006 .destroy = radeon_connector_destroy,
1007 .set_property = radeon_lvds_set_property,
1010 static int radeon_vga_get_modes(struct drm_connector *connector)
1014 radeon_connector_get_edid(connector);
1015 ret = radeon_ddc_get_modes(connector);
1017 radeon_get_native_mode(connector);
1022 static enum drm_mode_status radeon_vga_mode_valid(struct drm_connector *connector,
1023 struct drm_display_mode *mode)
1025 struct drm_device *dev = connector->dev;
1026 struct radeon_device *rdev = dev->dev_private;
1028 /* XXX check mode bandwidth */
1030 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1031 return MODE_CLOCK_HIGH;
1036 static enum drm_connector_status
1037 radeon_vga_detect(struct drm_connector *connector, bool force)
1039 struct drm_device *dev = connector->dev;
1040 struct radeon_device *rdev = dev->dev_private;
1041 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1042 struct drm_encoder *encoder;
1043 const struct drm_encoder_helper_funcs *encoder_funcs;
1045 enum drm_connector_status ret = connector_status_disconnected;
1048 if (!drm_kms_helper_is_poll_worker()) {
1049 r = pm_runtime_get_sync(connector->dev->dev);
1051 pm_runtime_put_autosuspend(connector->dev->dev);
1052 return connector_status_disconnected;
1056 encoder = radeon_best_single_encoder(connector);
1058 ret = connector_status_disconnected;
1060 if (radeon_connector->ddc_bus)
1061 dret = radeon_ddc_probe(radeon_connector, false);
1063 radeon_connector->detected_by_load = false;
1064 radeon_connector_free_edid(connector);
1065 radeon_connector_get_edid(connector);
1067 if (!radeon_connector->edid) {
1068 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1070 ret = connector_status_connected;
1072 radeon_connector->use_digital =
1073 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1075 /* some oems have boards with separate digital and analog connectors
1076 * with a shared ddc line (often vga + hdmi)
1078 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
1079 radeon_connector_free_edid(connector);
1080 ret = connector_status_disconnected;
1082 ret = connector_status_connected;
1087 /* if we aren't forcing don't do destructive polling */
1089 /* only return the previous status if we last
1090 * detected a monitor via load.
1092 if (radeon_connector->detected_by_load)
1093 ret = connector->status;
1097 if (radeon_connector->dac_load_detect && encoder) {
1098 encoder_funcs = encoder->helper_private;
1099 ret = encoder_funcs->detect(encoder, connector);
1100 if (ret != connector_status_disconnected)
1101 radeon_connector->detected_by_load = true;
1105 if (ret == connector_status_connected)
1106 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1108 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1109 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1110 * by other means, assume the CRT is connected and use that EDID.
1112 if ((!rdev->is_atom_bios) &&
1113 (ret == connector_status_disconnected) &&
1114 rdev->mode_info.bios_hardcoded_edid_size) {
1115 ret = connector_status_connected;
1118 radeon_connector_update_scratch_regs(connector, ret);
1121 if (!drm_kms_helper_is_poll_worker()) {
1122 pm_runtime_mark_last_busy(connector->dev->dev);
1123 pm_runtime_put_autosuspend(connector->dev->dev);
1129 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1130 .get_modes = radeon_vga_get_modes,
1131 .mode_valid = radeon_vga_mode_valid,
1132 .best_encoder = radeon_best_single_encoder,
1135 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1136 .dpms = drm_helper_connector_dpms,
1137 .detect = radeon_vga_detect,
1138 .fill_modes = drm_helper_probe_single_connector_modes,
1139 .early_unregister = radeon_connector_unregister,
1140 .destroy = radeon_connector_destroy,
1141 .set_property = radeon_connector_set_property,
1144 static int radeon_tv_get_modes(struct drm_connector *connector)
1146 struct drm_device *dev = connector->dev;
1147 struct radeon_device *rdev = dev->dev_private;
1148 struct drm_display_mode *tv_mode;
1149 struct drm_encoder *encoder;
1151 encoder = radeon_best_single_encoder(connector);
1155 /* avivo chips can scale any mode */
1156 if (rdev->family >= CHIP_RS600)
1157 /* add scaled modes */
1158 radeon_add_common_modes(encoder, connector);
1160 /* only 800x600 is supported right now on pre-avivo chips */
1161 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1162 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1163 drm_mode_probed_add(connector, tv_mode);
1168 static enum drm_mode_status radeon_tv_mode_valid(struct drm_connector *connector,
1169 struct drm_display_mode *mode)
1171 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1172 return MODE_CLOCK_RANGE;
1176 static enum drm_connector_status
1177 radeon_tv_detect(struct drm_connector *connector, bool force)
1179 struct drm_encoder *encoder;
1180 const struct drm_encoder_helper_funcs *encoder_funcs;
1181 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1182 enum drm_connector_status ret = connector_status_disconnected;
1185 if (!radeon_connector->dac_load_detect)
1188 if (!drm_kms_helper_is_poll_worker()) {
1189 r = pm_runtime_get_sync(connector->dev->dev);
1191 pm_runtime_put_autosuspend(connector->dev->dev);
1192 return connector_status_disconnected;
1196 encoder = radeon_best_single_encoder(connector);
1198 ret = connector_status_disconnected;
1200 encoder_funcs = encoder->helper_private;
1201 ret = encoder_funcs->detect(encoder, connector);
1203 if (ret == connector_status_connected)
1204 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1205 radeon_connector_update_scratch_regs(connector, ret);
1207 if (!drm_kms_helper_is_poll_worker()) {
1208 pm_runtime_mark_last_busy(connector->dev->dev);
1209 pm_runtime_put_autosuspend(connector->dev->dev);
1215 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1216 .get_modes = radeon_tv_get_modes,
1217 .mode_valid = radeon_tv_mode_valid,
1218 .best_encoder = radeon_best_single_encoder,
1221 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1222 .dpms = drm_helper_connector_dpms,
1223 .detect = radeon_tv_detect,
1224 .fill_modes = drm_helper_probe_single_connector_modes,
1225 .early_unregister = radeon_connector_unregister,
1226 .destroy = radeon_connector_destroy,
1227 .set_property = radeon_connector_set_property,
1230 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1232 struct drm_device *dev = connector->dev;
1233 struct radeon_device *rdev = dev->dev_private;
1234 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1235 enum drm_connector_status status;
1237 /* We only trust HPD on R600 and newer ASICS. */
1238 if (rdev->family >= CHIP_R600
1239 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1240 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1241 status = connector_status_connected;
1243 status = connector_status_disconnected;
1244 if (connector->status == status)
1252 * DVI is complicated
1253 * Do a DDC probe, if DDC probe passes, get the full EDID so
1254 * we can do analog/digital monitor detection at this point.
1255 * If the monitor is an analog monitor or we got no DDC,
1256 * we need to find the DAC encoder object for this connector.
1257 * If we got no DDC, we do load detection on the DAC encoder object.
1258 * If we got analog DDC or load detection passes on the DAC encoder
1259 * we have to check if this analog encoder is shared with anyone else (TV)
1260 * if its shared we have to set the other connector to disconnected.
1262 static enum drm_connector_status
1263 radeon_dvi_detect(struct drm_connector *connector, bool force)
1265 struct drm_device *dev = connector->dev;
1266 struct radeon_device *rdev = dev->dev_private;
1267 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1268 struct drm_encoder *encoder = NULL;
1269 const struct drm_encoder_helper_funcs *encoder_funcs;
1271 enum drm_connector_status ret = connector_status_disconnected;
1272 bool dret = false, broken_edid = false;
1274 if (!drm_kms_helper_is_poll_worker()) {
1275 r = pm_runtime_get_sync(connector->dev->dev);
1277 pm_runtime_put_autosuspend(connector->dev->dev);
1278 return connector_status_disconnected;
1282 if (radeon_connector->detected_hpd_without_ddc) {
1284 radeon_connector->detected_hpd_without_ddc = false;
1287 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1288 ret = connector->status;
1292 if (radeon_connector->ddc_bus) {
1293 dret = radeon_ddc_probe(radeon_connector, false);
1295 /* Sometimes the pins required for the DDC probe on DVI
1296 * connectors don't make contact at the same time that the ones
1297 * for HPD do. If the DDC probe fails even though we had an HPD
1298 * signal, try again later */
1299 if (!dret && !force &&
1300 connector->status != connector_status_connected) {
1301 DRM_DEBUG_KMS("hpd detected without ddc, retrying in 1 second\n");
1302 radeon_connector->detected_hpd_without_ddc = true;
1303 schedule_delayed_work(&rdev->hotplug_work,
1304 msecs_to_jiffies(1000));
1309 radeon_connector->detected_by_load = false;
1310 radeon_connector_free_edid(connector);
1311 radeon_connector_get_edid(connector);
1313 if (!radeon_connector->edid) {
1314 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1316 /* rs690 seems to have a problem with connectors not existing and always
1317 * return a block of 0's. If we see this just stop polling on this output */
1318 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1319 radeon_connector->base.null_edid_counter) {
1320 ret = connector_status_disconnected;
1321 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1323 radeon_connector->ddc_bus = NULL;
1325 ret = connector_status_connected;
1326 broken_edid = true; /* defer use_digital to later */
1329 radeon_connector->use_digital =
1330 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1332 /* some oems have boards with separate digital and analog connectors
1333 * with a shared ddc line (often vga + hdmi)
1335 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1336 radeon_connector_free_edid(connector);
1337 ret = connector_status_disconnected;
1339 ret = connector_status_connected;
1341 /* This gets complicated. We have boards with VGA + HDMI with a
1342 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1343 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1344 * you don't really know what's connected to which port as both are digital.
1346 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1347 struct drm_connector *list_connector;
1348 struct radeon_connector *list_radeon_connector;
1349 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1350 if (connector == list_connector)
1352 list_radeon_connector = to_radeon_connector(list_connector);
1353 if (list_radeon_connector->shared_ddc &&
1354 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1355 radeon_connector->ddc_bus->rec.i2c_id)) {
1356 /* cases where both connectors are digital */
1357 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1358 /* hpd is our only option in this case */
1359 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1360 radeon_connector_free_edid(connector);
1361 ret = connector_status_disconnected;
1370 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1373 /* DVI-D and HDMI-A are digital only */
1374 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1375 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1378 /* if we aren't forcing don't do destructive polling */
1380 /* only return the previous status if we last
1381 * detected a monitor via load.
1383 if (radeon_connector->detected_by_load)
1384 ret = connector->status;
1388 /* find analog encoder */
1389 if (radeon_connector->dac_load_detect) {
1390 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1391 if (connector->encoder_ids[i] == 0)
1394 encoder = drm_encoder_find(connector->dev,
1395 connector->encoder_ids[i]);
1399 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1400 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1403 encoder_funcs = encoder->helper_private;
1404 if (encoder_funcs->detect) {
1406 if (ret != connector_status_connected) {
1407 /* deal with analog monitors without DDC */
1408 ret = encoder_funcs->detect(encoder, connector);
1409 if (ret == connector_status_connected) {
1410 radeon_connector->use_digital = false;
1412 if (ret != connector_status_disconnected)
1413 radeon_connector->detected_by_load = true;
1416 enum drm_connector_status lret;
1417 /* assume digital unless load detected otherwise */
1418 radeon_connector->use_digital = true;
1419 lret = encoder_funcs->detect(encoder, connector);
1420 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1421 if (lret == connector_status_connected)
1422 radeon_connector->use_digital = false;
1429 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1431 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1434 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1435 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1436 * by other means, assume the DFP is connected and use that EDID. In most
1437 * cases the DVI port is actually a virtual KVM port connected to the service
1441 if ((!rdev->is_atom_bios) &&
1442 (ret == connector_status_disconnected) &&
1443 rdev->mode_info.bios_hardcoded_edid_size) {
1444 radeon_connector->use_digital = true;
1445 ret = connector_status_connected;
1448 /* updated in get modes as well since we need to know if it's analog or digital */
1449 radeon_connector_update_scratch_regs(connector, ret);
1451 if ((radeon_audio != 0) && radeon_connector->use_digital) {
1452 const struct drm_connector_helper_funcs *connector_funcs =
1453 connector->helper_private;
1455 encoder = connector_funcs->best_encoder(connector);
1456 if (encoder && (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)) {
1457 radeon_connector_get_edid(connector);
1458 radeon_audio_detect(connector, encoder, ret);
1463 if (!drm_kms_helper_is_poll_worker()) {
1464 pm_runtime_mark_last_busy(connector->dev->dev);
1465 pm_runtime_put_autosuspend(connector->dev->dev);
1471 /* okay need to be smart in here about which encoder to pick */
1472 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1474 int enc_id = connector->encoder_ids[0];
1475 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1476 struct drm_encoder *encoder;
1478 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1479 if (connector->encoder_ids[i] == 0)
1482 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1486 if (radeon_connector->use_digital == true) {
1487 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1490 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1491 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1496 /* see if we have a default encoder TODO */
1498 /* then check use digitial */
1499 /* pick the first one */
1501 return drm_encoder_find(connector->dev, enc_id);
1505 static void radeon_dvi_force(struct drm_connector *connector)
1507 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1508 if (connector->force == DRM_FORCE_ON)
1509 radeon_connector->use_digital = false;
1510 if (connector->force == DRM_FORCE_ON_DIGITAL)
1511 radeon_connector->use_digital = true;
1514 static enum drm_mode_status radeon_dvi_mode_valid(struct drm_connector *connector,
1515 struct drm_display_mode *mode)
1517 struct drm_device *dev = connector->dev;
1518 struct radeon_device *rdev = dev->dev_private;
1519 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1521 /* XXX check mode bandwidth */
1523 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1524 if (radeon_connector->use_digital &&
1525 (rdev->family == CHIP_RV100) &&
1526 (mode->clock > 135000))
1527 return MODE_CLOCK_HIGH;
1529 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1530 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1531 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1532 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1534 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1535 /* HDMI 1.3+ supports max clock of 340 Mhz */
1536 if (mode->clock > 340000)
1537 return MODE_CLOCK_HIGH;
1541 return MODE_CLOCK_HIGH;
1545 /* check against the max pixel clock */
1546 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1547 return MODE_CLOCK_HIGH;
1552 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1553 .get_modes = radeon_vga_get_modes,
1554 .mode_valid = radeon_dvi_mode_valid,
1555 .best_encoder = radeon_dvi_encoder,
1558 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1559 .dpms = drm_helper_connector_dpms,
1560 .detect = radeon_dvi_detect,
1561 .fill_modes = drm_helper_probe_single_connector_modes,
1562 .set_property = radeon_connector_set_property,
1563 .early_unregister = radeon_connector_unregister,
1564 .destroy = radeon_connector_destroy,
1565 .force = radeon_dvi_force,
1568 static int radeon_dp_get_modes(struct drm_connector *connector)
1570 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1571 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1572 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1575 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1576 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1577 struct drm_display_mode *mode;
1579 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1580 if (!radeon_dig_connector->edp_on)
1581 atombios_set_edp_panel_power(connector,
1582 ATOM_TRANSMITTER_ACTION_POWER_ON);
1583 radeon_connector_get_edid(connector);
1584 ret = radeon_ddc_get_modes(connector);
1585 if (!radeon_dig_connector->edp_on)
1586 atombios_set_edp_panel_power(connector,
1587 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1589 /* need to setup ddc on the bridge */
1590 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1591 ENCODER_OBJECT_ID_NONE) {
1593 radeon_atom_ext_encoder_setup_ddc(encoder);
1595 radeon_connector_get_edid(connector);
1596 ret = radeon_ddc_get_modes(connector);
1601 radeon_fixup_lvds_native_mode(encoder, connector);
1602 /* add scaled modes */
1603 radeon_add_common_modes(encoder, connector);
1611 /* we have no EDID modes */
1612 mode = radeon_fp_native_mode(encoder);
1615 drm_mode_probed_add(connector, mode);
1616 /* add the width/height from vbios tables if available */
1617 connector->display_info.width_mm = mode->width_mm;
1618 connector->display_info.height_mm = mode->height_mm;
1619 /* add scaled modes */
1620 radeon_add_common_modes(encoder, connector);
1623 /* need to setup ddc on the bridge */
1624 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1625 ENCODER_OBJECT_ID_NONE) {
1627 radeon_atom_ext_encoder_setup_ddc(encoder);
1629 radeon_connector_get_edid(connector);
1630 ret = radeon_ddc_get_modes(connector);
1632 radeon_get_native_mode(connector);
1638 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1640 struct drm_encoder *encoder;
1641 struct radeon_encoder *radeon_encoder;
1644 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1645 if (connector->encoder_ids[i] == 0)
1648 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1652 radeon_encoder = to_radeon_encoder(encoder);
1654 switch (radeon_encoder->encoder_id) {
1655 case ENCODER_OBJECT_ID_TRAVIS:
1656 case ENCODER_OBJECT_ID_NUTMEG:
1657 return radeon_encoder->encoder_id;
1663 return ENCODER_OBJECT_ID_NONE;
1666 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1668 struct drm_encoder *encoder;
1669 struct radeon_encoder *radeon_encoder;
1673 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1674 if (connector->encoder_ids[i] == 0)
1677 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1681 radeon_encoder = to_radeon_encoder(encoder);
1682 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1689 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1691 struct drm_device *dev = connector->dev;
1692 struct radeon_device *rdev = dev->dev_private;
1694 if (ASIC_IS_DCE5(rdev) &&
1695 (rdev->clock.default_dispclk >= 53900) &&
1696 radeon_connector_encoder_is_hbr2(connector)) {
1703 static enum drm_connector_status
1704 radeon_dp_detect(struct drm_connector *connector, bool force)
1706 struct drm_device *dev = connector->dev;
1707 struct radeon_device *rdev = dev->dev_private;
1708 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1709 enum drm_connector_status ret = connector_status_disconnected;
1710 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1711 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1714 if (radeon_dig_connector->is_mst)
1715 return connector_status_disconnected;
1717 if (!drm_kms_helper_is_poll_worker()) {
1718 r = pm_runtime_get_sync(connector->dev->dev);
1720 pm_runtime_put_autosuspend(connector->dev->dev);
1721 return connector_status_disconnected;
1725 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1726 ret = connector->status;
1730 radeon_connector_free_edid(connector);
1732 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1733 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1735 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1736 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1738 /* check if panel is valid */
1739 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1740 ret = connector_status_connected;
1741 /* don't fetch the edid from the vbios if ddc fails and runpm is
1742 * enabled so we report disconnected.
1744 if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0))
1745 ret = connector_status_disconnected;
1747 /* eDP is always DP */
1748 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1749 if (!radeon_dig_connector->edp_on)
1750 atombios_set_edp_panel_power(connector,
1751 ATOM_TRANSMITTER_ACTION_POWER_ON);
1752 if (radeon_dp_getdpcd(radeon_connector))
1753 ret = connector_status_connected;
1754 if (!radeon_dig_connector->edp_on)
1755 atombios_set_edp_panel_power(connector,
1756 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1757 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1758 ENCODER_OBJECT_ID_NONE) {
1759 /* DP bridges are always DP */
1760 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1761 /* get the DPCD from the bridge */
1762 radeon_dp_getdpcd(radeon_connector);
1765 /* setup ddc on the bridge */
1766 radeon_atom_ext_encoder_setup_ddc(encoder);
1767 /* bridge chips are always aux */
1768 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1769 ret = connector_status_connected;
1770 else if (radeon_connector->dac_load_detect) { /* try load detection */
1771 const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1772 ret = encoder_funcs->detect(encoder, connector);
1776 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1777 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1778 ret = connector_status_connected;
1779 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1780 radeon_dp_getdpcd(radeon_connector);
1781 r = radeon_dp_mst_probe(radeon_connector);
1783 ret = connector_status_disconnected;
1786 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1787 if (radeon_dp_getdpcd(radeon_connector)) {
1788 r = radeon_dp_mst_probe(radeon_connector);
1790 ret = connector_status_disconnected;
1792 ret = connector_status_connected;
1795 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1796 if (radeon_ddc_probe(radeon_connector, false))
1797 ret = connector_status_connected;
1802 radeon_connector_update_scratch_regs(connector, ret);
1804 if ((radeon_audio != 0) && encoder) {
1805 radeon_connector_get_edid(connector);
1806 radeon_audio_detect(connector, encoder, ret);
1810 if (!drm_kms_helper_is_poll_worker()) {
1811 pm_runtime_mark_last_busy(connector->dev->dev);
1812 pm_runtime_put_autosuspend(connector->dev->dev);
1818 static enum drm_mode_status radeon_dp_mode_valid(struct drm_connector *connector,
1819 struct drm_display_mode *mode)
1821 struct drm_device *dev = connector->dev;
1822 struct radeon_device *rdev = dev->dev_private;
1823 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1824 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1826 /* XXX check mode bandwidth */
1828 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1829 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1830 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1832 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1836 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1837 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1839 /* AVIVO hardware supports downscaling modes larger than the panel
1840 * to the panel size, but I'm not sure this is desirable.
1842 if ((mode->hdisplay > native_mode->hdisplay) ||
1843 (mode->vdisplay > native_mode->vdisplay))
1846 /* if scaling is disabled, block non-native modes */
1847 if (radeon_encoder->rmx_type == RMX_OFF) {
1848 if ((mode->hdisplay != native_mode->hdisplay) ||
1849 (mode->vdisplay != native_mode->vdisplay))
1854 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1855 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1856 return radeon_dp_mode_valid_helper(connector, mode);
1858 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1859 /* HDMI 1.3+ supports max clock of 340 Mhz */
1860 if (mode->clock > 340000)
1861 return MODE_CLOCK_HIGH;
1863 if (mode->clock > 165000)
1864 return MODE_CLOCK_HIGH;
1872 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1873 .get_modes = radeon_dp_get_modes,
1874 .mode_valid = radeon_dp_mode_valid,
1875 .best_encoder = radeon_dvi_encoder,
1878 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1879 .dpms = drm_helper_connector_dpms,
1880 .detect = radeon_dp_detect,
1881 .fill_modes = drm_helper_probe_single_connector_modes,
1882 .set_property = radeon_connector_set_property,
1883 .early_unregister = radeon_connector_unregister,
1884 .destroy = radeon_connector_destroy,
1885 .force = radeon_dvi_force,
1888 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1889 .dpms = drm_helper_connector_dpms,
1890 .detect = radeon_dp_detect,
1891 .fill_modes = drm_helper_probe_single_connector_modes,
1892 .set_property = radeon_lvds_set_property,
1893 .early_unregister = radeon_connector_unregister,
1894 .destroy = radeon_connector_destroy,
1895 .force = radeon_dvi_force,
1898 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1899 .dpms = drm_helper_connector_dpms,
1900 .detect = radeon_dp_detect,
1901 .fill_modes = drm_helper_probe_single_connector_modes,
1902 .set_property = radeon_lvds_set_property,
1903 .early_unregister = radeon_connector_unregister,
1904 .destroy = radeon_connector_destroy,
1905 .force = radeon_dvi_force,
1909 radeon_add_atom_connector(struct drm_device *dev,
1910 uint32_t connector_id,
1911 uint32_t supported_device,
1913 struct radeon_i2c_bus_rec *i2c_bus,
1914 uint32_t igp_lane_info,
1915 uint16_t connector_object_id,
1916 struct radeon_hpd *hpd,
1917 struct radeon_router *router)
1919 struct radeon_device *rdev = dev->dev_private;
1920 struct drm_connector *connector;
1921 struct radeon_connector *radeon_connector;
1922 struct radeon_connector_atom_dig *radeon_dig_connector;
1923 struct drm_encoder *encoder;
1924 struct radeon_encoder *radeon_encoder;
1925 uint32_t subpixel_order = SubPixelNone;
1926 bool shared_ddc = false;
1927 bool is_dp_bridge = false;
1928 bool has_aux = false;
1930 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1933 /* if the user selected tv=0 don't try and add the connector */
1934 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1935 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1936 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1940 /* see if we already added it */
1941 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1942 radeon_connector = to_radeon_connector(connector);
1943 if (radeon_connector->connector_id == connector_id) {
1944 radeon_connector->devices |= supported_device;
1947 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1948 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1949 radeon_connector->shared_ddc = true;
1952 if (radeon_connector->router_bus && router->ddc_valid &&
1953 (radeon_connector->router.router_id == router->router_id)) {
1954 radeon_connector->shared_ddc = false;
1960 /* check if it's a dp bridge */
1961 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1962 radeon_encoder = to_radeon_encoder(encoder);
1963 if (radeon_encoder->devices & supported_device) {
1964 switch (radeon_encoder->encoder_id) {
1965 case ENCODER_OBJECT_ID_TRAVIS:
1966 case ENCODER_OBJECT_ID_NUTMEG:
1967 is_dp_bridge = true;
1975 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1976 if (!radeon_connector)
1979 connector = &radeon_connector->base;
1981 radeon_connector->connector_id = connector_id;
1982 radeon_connector->devices = supported_device;
1983 radeon_connector->shared_ddc = shared_ddc;
1984 radeon_connector->connector_object_id = connector_object_id;
1985 radeon_connector->hpd = *hpd;
1987 radeon_connector->router = *router;
1988 if (router->ddc_valid || router->cd_valid) {
1989 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1990 if (!radeon_connector->router_bus)
1991 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1995 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1996 if (!radeon_dig_connector)
1998 radeon_dig_connector->igp_lane_info = igp_lane_info;
1999 radeon_connector->con_priv = radeon_dig_connector;
2000 if (i2c_bus->valid) {
2001 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2002 if (radeon_connector->ddc_bus)
2005 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2007 switch (connector_type) {
2008 case DRM_MODE_CONNECTOR_VGA:
2009 case DRM_MODE_CONNECTOR_DVIA:
2011 drm_connector_init(dev, &radeon_connector->base,
2012 &radeon_dp_connector_funcs, connector_type);
2013 drm_connector_helper_add(&radeon_connector->base,
2014 &radeon_dp_connector_helper_funcs);
2015 connector->interlace_allowed = true;
2016 connector->doublescan_allowed = true;
2017 radeon_connector->dac_load_detect = true;
2018 drm_object_attach_property(&radeon_connector->base.base,
2019 rdev->mode_info.load_detect_property,
2021 drm_object_attach_property(&radeon_connector->base.base,
2022 dev->mode_config.scaling_mode_property,
2023 DRM_MODE_SCALE_NONE);
2024 if (ASIC_IS_DCE5(rdev))
2025 drm_object_attach_property(&radeon_connector->base.base,
2026 rdev->mode_info.output_csc_property,
2027 RADEON_OUTPUT_CSC_BYPASS);
2029 case DRM_MODE_CONNECTOR_DVII:
2030 case DRM_MODE_CONNECTOR_DVID:
2031 case DRM_MODE_CONNECTOR_HDMIA:
2032 case DRM_MODE_CONNECTOR_HDMIB:
2033 case DRM_MODE_CONNECTOR_DisplayPort:
2034 drm_connector_init(dev, &radeon_connector->base,
2035 &radeon_dp_connector_funcs, connector_type);
2036 drm_connector_helper_add(&radeon_connector->base,
2037 &radeon_dp_connector_helper_funcs);
2038 drm_object_attach_property(&radeon_connector->base.base,
2039 rdev->mode_info.underscan_property,
2041 drm_object_attach_property(&radeon_connector->base.base,
2042 rdev->mode_info.underscan_hborder_property,
2044 drm_object_attach_property(&radeon_connector->base.base,
2045 rdev->mode_info.underscan_vborder_property,
2048 drm_object_attach_property(&radeon_connector->base.base,
2049 dev->mode_config.scaling_mode_property,
2050 DRM_MODE_SCALE_NONE);
2052 drm_object_attach_property(&radeon_connector->base.base,
2053 rdev->mode_info.dither_property,
2054 RADEON_FMT_DITHER_DISABLE);
2056 if (radeon_audio != 0) {
2057 drm_object_attach_property(&radeon_connector->base.base,
2058 rdev->mode_info.audio_property,
2060 radeon_connector->audio = RADEON_AUDIO_AUTO;
2062 if (ASIC_IS_DCE5(rdev))
2063 drm_object_attach_property(&radeon_connector->base.base,
2064 rdev->mode_info.output_csc_property,
2065 RADEON_OUTPUT_CSC_BYPASS);
2067 subpixel_order = SubPixelHorizontalRGB;
2068 connector->interlace_allowed = true;
2069 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2070 connector->doublescan_allowed = true;
2072 connector->doublescan_allowed = false;
2073 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2074 radeon_connector->dac_load_detect = true;
2075 drm_object_attach_property(&radeon_connector->base.base,
2076 rdev->mode_info.load_detect_property,
2080 case DRM_MODE_CONNECTOR_LVDS:
2081 case DRM_MODE_CONNECTOR_eDP:
2082 drm_connector_init(dev, &radeon_connector->base,
2083 &radeon_lvds_bridge_connector_funcs, connector_type);
2084 drm_connector_helper_add(&radeon_connector->base,
2085 &radeon_dp_connector_helper_funcs);
2086 drm_object_attach_property(&radeon_connector->base.base,
2087 dev->mode_config.scaling_mode_property,
2088 DRM_MODE_SCALE_FULLSCREEN);
2089 subpixel_order = SubPixelHorizontalRGB;
2090 connector->interlace_allowed = false;
2091 connector->doublescan_allowed = false;
2095 switch (connector_type) {
2096 case DRM_MODE_CONNECTOR_VGA:
2097 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2098 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2099 if (i2c_bus->valid) {
2100 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2101 if (!radeon_connector->ddc_bus)
2102 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2104 radeon_connector->dac_load_detect = true;
2105 drm_object_attach_property(&radeon_connector->base.base,
2106 rdev->mode_info.load_detect_property,
2108 if (ASIC_IS_AVIVO(rdev))
2109 drm_object_attach_property(&radeon_connector->base.base,
2110 dev->mode_config.scaling_mode_property,
2111 DRM_MODE_SCALE_NONE);
2112 if (ASIC_IS_DCE5(rdev))
2113 drm_object_attach_property(&radeon_connector->base.base,
2114 rdev->mode_info.output_csc_property,
2115 RADEON_OUTPUT_CSC_BYPASS);
2116 /* no HPD on analog connectors */
2117 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2118 connector->interlace_allowed = true;
2119 connector->doublescan_allowed = true;
2121 case DRM_MODE_CONNECTOR_DVIA:
2122 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2123 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2124 if (i2c_bus->valid) {
2125 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2126 if (!radeon_connector->ddc_bus)
2127 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2129 radeon_connector->dac_load_detect = true;
2130 drm_object_attach_property(&radeon_connector->base.base,
2131 rdev->mode_info.load_detect_property,
2133 if (ASIC_IS_AVIVO(rdev))
2134 drm_object_attach_property(&radeon_connector->base.base,
2135 dev->mode_config.scaling_mode_property,
2136 DRM_MODE_SCALE_NONE);
2137 if (ASIC_IS_DCE5(rdev))
2138 drm_object_attach_property(&radeon_connector->base.base,
2139 rdev->mode_info.output_csc_property,
2140 RADEON_OUTPUT_CSC_BYPASS);
2141 /* no HPD on analog connectors */
2142 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2143 connector->interlace_allowed = true;
2144 connector->doublescan_allowed = true;
2146 case DRM_MODE_CONNECTOR_DVII:
2147 case DRM_MODE_CONNECTOR_DVID:
2148 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2149 if (!radeon_dig_connector)
2151 radeon_dig_connector->igp_lane_info = igp_lane_info;
2152 radeon_connector->con_priv = radeon_dig_connector;
2153 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2154 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2155 if (i2c_bus->valid) {
2156 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2157 if (!radeon_connector->ddc_bus)
2158 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2160 subpixel_order = SubPixelHorizontalRGB;
2161 drm_object_attach_property(&radeon_connector->base.base,
2162 rdev->mode_info.coherent_mode_property,
2164 if (ASIC_IS_AVIVO(rdev)) {
2165 drm_object_attach_property(&radeon_connector->base.base,
2166 rdev->mode_info.underscan_property,
2168 drm_object_attach_property(&radeon_connector->base.base,
2169 rdev->mode_info.underscan_hborder_property,
2171 drm_object_attach_property(&radeon_connector->base.base,
2172 rdev->mode_info.underscan_vborder_property,
2174 drm_object_attach_property(&radeon_connector->base.base,
2175 rdev->mode_info.dither_property,
2176 RADEON_FMT_DITHER_DISABLE);
2177 drm_object_attach_property(&radeon_connector->base.base,
2178 dev->mode_config.scaling_mode_property,
2179 DRM_MODE_SCALE_NONE);
2181 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2182 drm_object_attach_property(&radeon_connector->base.base,
2183 rdev->mode_info.audio_property,
2185 radeon_connector->audio = RADEON_AUDIO_AUTO;
2187 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2188 radeon_connector->dac_load_detect = true;
2189 drm_object_attach_property(&radeon_connector->base.base,
2190 rdev->mode_info.load_detect_property,
2193 if (ASIC_IS_DCE5(rdev))
2194 drm_object_attach_property(&radeon_connector->base.base,
2195 rdev->mode_info.output_csc_property,
2196 RADEON_OUTPUT_CSC_BYPASS);
2197 connector->interlace_allowed = true;
2198 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2199 connector->doublescan_allowed = true;
2201 connector->doublescan_allowed = false;
2203 case DRM_MODE_CONNECTOR_HDMIA:
2204 case DRM_MODE_CONNECTOR_HDMIB:
2205 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2206 if (!radeon_dig_connector)
2208 radeon_dig_connector->igp_lane_info = igp_lane_info;
2209 radeon_connector->con_priv = radeon_dig_connector;
2210 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2211 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2212 if (i2c_bus->valid) {
2213 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2214 if (!radeon_connector->ddc_bus)
2215 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2217 drm_object_attach_property(&radeon_connector->base.base,
2218 rdev->mode_info.coherent_mode_property,
2220 if (ASIC_IS_AVIVO(rdev)) {
2221 drm_object_attach_property(&radeon_connector->base.base,
2222 rdev->mode_info.underscan_property,
2224 drm_object_attach_property(&radeon_connector->base.base,
2225 rdev->mode_info.underscan_hborder_property,
2227 drm_object_attach_property(&radeon_connector->base.base,
2228 rdev->mode_info.underscan_vborder_property,
2230 drm_object_attach_property(&radeon_connector->base.base,
2231 rdev->mode_info.dither_property,
2232 RADEON_FMT_DITHER_DISABLE);
2233 drm_object_attach_property(&radeon_connector->base.base,
2234 dev->mode_config.scaling_mode_property,
2235 DRM_MODE_SCALE_NONE);
2237 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2238 drm_object_attach_property(&radeon_connector->base.base,
2239 rdev->mode_info.audio_property,
2241 radeon_connector->audio = RADEON_AUDIO_AUTO;
2243 if (ASIC_IS_DCE5(rdev))
2244 drm_object_attach_property(&radeon_connector->base.base,
2245 rdev->mode_info.output_csc_property,
2246 RADEON_OUTPUT_CSC_BYPASS);
2247 subpixel_order = SubPixelHorizontalRGB;
2248 connector->interlace_allowed = true;
2249 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2250 connector->doublescan_allowed = true;
2252 connector->doublescan_allowed = false;
2254 case DRM_MODE_CONNECTOR_DisplayPort:
2255 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2256 if (!radeon_dig_connector)
2258 radeon_dig_connector->igp_lane_info = igp_lane_info;
2259 radeon_connector->con_priv = radeon_dig_connector;
2260 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2261 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2262 if (i2c_bus->valid) {
2263 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2264 if (radeon_connector->ddc_bus)
2267 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2269 subpixel_order = SubPixelHorizontalRGB;
2270 drm_object_attach_property(&radeon_connector->base.base,
2271 rdev->mode_info.coherent_mode_property,
2273 if (ASIC_IS_AVIVO(rdev)) {
2274 drm_object_attach_property(&radeon_connector->base.base,
2275 rdev->mode_info.underscan_property,
2277 drm_object_attach_property(&radeon_connector->base.base,
2278 rdev->mode_info.underscan_hborder_property,
2280 drm_object_attach_property(&radeon_connector->base.base,
2281 rdev->mode_info.underscan_vborder_property,
2283 drm_object_attach_property(&radeon_connector->base.base,
2284 rdev->mode_info.dither_property,
2285 RADEON_FMT_DITHER_DISABLE);
2286 drm_object_attach_property(&radeon_connector->base.base,
2287 dev->mode_config.scaling_mode_property,
2288 DRM_MODE_SCALE_NONE);
2290 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2291 drm_object_attach_property(&radeon_connector->base.base,
2292 rdev->mode_info.audio_property,
2294 radeon_connector->audio = RADEON_AUDIO_AUTO;
2296 if (ASIC_IS_DCE5(rdev))
2297 drm_object_attach_property(&radeon_connector->base.base,
2298 rdev->mode_info.output_csc_property,
2299 RADEON_OUTPUT_CSC_BYPASS);
2300 connector->interlace_allowed = true;
2301 /* in theory with a DP to VGA converter... */
2302 connector->doublescan_allowed = false;
2304 case DRM_MODE_CONNECTOR_eDP:
2305 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2306 if (!radeon_dig_connector)
2308 radeon_dig_connector->igp_lane_info = igp_lane_info;
2309 radeon_connector->con_priv = radeon_dig_connector;
2310 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2311 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2312 if (i2c_bus->valid) {
2313 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2314 if (radeon_connector->ddc_bus)
2317 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2319 drm_object_attach_property(&radeon_connector->base.base,
2320 dev->mode_config.scaling_mode_property,
2321 DRM_MODE_SCALE_FULLSCREEN);
2322 subpixel_order = SubPixelHorizontalRGB;
2323 connector->interlace_allowed = false;
2324 connector->doublescan_allowed = false;
2326 case DRM_MODE_CONNECTOR_SVIDEO:
2327 case DRM_MODE_CONNECTOR_Composite:
2328 case DRM_MODE_CONNECTOR_9PinDIN:
2329 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2330 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2331 radeon_connector->dac_load_detect = true;
2332 drm_object_attach_property(&radeon_connector->base.base,
2333 rdev->mode_info.load_detect_property,
2335 drm_object_attach_property(&radeon_connector->base.base,
2336 rdev->mode_info.tv_std_property,
2337 radeon_atombios_get_tv_info(rdev));
2338 /* no HPD on analog connectors */
2339 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2340 connector->interlace_allowed = false;
2341 connector->doublescan_allowed = false;
2343 case DRM_MODE_CONNECTOR_LVDS:
2344 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2345 if (!radeon_dig_connector)
2347 radeon_dig_connector->igp_lane_info = igp_lane_info;
2348 radeon_connector->con_priv = radeon_dig_connector;
2349 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2350 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2351 if (i2c_bus->valid) {
2352 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2353 if (!radeon_connector->ddc_bus)
2354 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2356 drm_object_attach_property(&radeon_connector->base.base,
2357 dev->mode_config.scaling_mode_property,
2358 DRM_MODE_SCALE_FULLSCREEN);
2359 subpixel_order = SubPixelHorizontalRGB;
2360 connector->interlace_allowed = false;
2361 connector->doublescan_allowed = false;
2366 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2367 if (i2c_bus->valid) {
2368 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2369 DRM_CONNECTOR_POLL_DISCONNECT;
2372 connector->polled = DRM_CONNECTOR_POLL_HPD;
2374 connector->display_info.subpixel_order = subpixel_order;
2375 drm_connector_register(connector);
2378 radeon_dp_aux_init(radeon_connector);
2383 drm_connector_cleanup(connector);
2388 radeon_add_legacy_connector(struct drm_device *dev,
2389 uint32_t connector_id,
2390 uint32_t supported_device,
2392 struct radeon_i2c_bus_rec *i2c_bus,
2393 uint16_t connector_object_id,
2394 struct radeon_hpd *hpd)
2396 struct radeon_device *rdev = dev->dev_private;
2397 struct drm_connector *connector;
2398 struct radeon_connector *radeon_connector;
2399 uint32_t subpixel_order = SubPixelNone;
2401 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2404 /* if the user selected tv=0 don't try and add the connector */
2405 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2406 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2407 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2411 /* see if we already added it */
2412 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2413 radeon_connector = to_radeon_connector(connector);
2414 if (radeon_connector->connector_id == connector_id) {
2415 radeon_connector->devices |= supported_device;
2420 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2421 if (!radeon_connector)
2424 connector = &radeon_connector->base;
2426 radeon_connector->connector_id = connector_id;
2427 radeon_connector->devices = supported_device;
2428 radeon_connector->connector_object_id = connector_object_id;
2429 radeon_connector->hpd = *hpd;
2431 switch (connector_type) {
2432 case DRM_MODE_CONNECTOR_VGA:
2433 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2434 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2435 if (i2c_bus->valid) {
2436 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2437 if (!radeon_connector->ddc_bus)
2438 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2440 radeon_connector->dac_load_detect = true;
2441 drm_object_attach_property(&radeon_connector->base.base,
2442 rdev->mode_info.load_detect_property,
2444 /* no HPD on analog connectors */
2445 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2446 connector->interlace_allowed = true;
2447 connector->doublescan_allowed = true;
2449 case DRM_MODE_CONNECTOR_DVIA:
2450 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2451 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2452 if (i2c_bus->valid) {
2453 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2454 if (!radeon_connector->ddc_bus)
2455 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2457 radeon_connector->dac_load_detect = true;
2458 drm_object_attach_property(&radeon_connector->base.base,
2459 rdev->mode_info.load_detect_property,
2461 /* no HPD on analog connectors */
2462 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2463 connector->interlace_allowed = true;
2464 connector->doublescan_allowed = true;
2466 case DRM_MODE_CONNECTOR_DVII:
2467 case DRM_MODE_CONNECTOR_DVID:
2468 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2469 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2470 if (i2c_bus->valid) {
2471 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2472 if (!radeon_connector->ddc_bus)
2473 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2475 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2476 radeon_connector->dac_load_detect = true;
2477 drm_object_attach_property(&radeon_connector->base.base,
2478 rdev->mode_info.load_detect_property,
2481 subpixel_order = SubPixelHorizontalRGB;
2482 connector->interlace_allowed = true;
2483 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2484 connector->doublescan_allowed = true;
2486 connector->doublescan_allowed = false;
2488 case DRM_MODE_CONNECTOR_SVIDEO:
2489 case DRM_MODE_CONNECTOR_Composite:
2490 case DRM_MODE_CONNECTOR_9PinDIN:
2491 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2492 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2493 radeon_connector->dac_load_detect = true;
2494 /* RS400,RC410,RS480 chipset seems to report a lot
2495 * of false positive on load detect, we haven't yet
2496 * found a way to make load detect reliable on those
2497 * chipset, thus just disable it for TV.
2499 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2500 radeon_connector->dac_load_detect = false;
2501 drm_object_attach_property(&radeon_connector->base.base,
2502 rdev->mode_info.load_detect_property,
2503 radeon_connector->dac_load_detect);
2504 drm_object_attach_property(&radeon_connector->base.base,
2505 rdev->mode_info.tv_std_property,
2506 radeon_combios_get_tv_info(rdev));
2507 /* no HPD on analog connectors */
2508 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2509 connector->interlace_allowed = false;
2510 connector->doublescan_allowed = false;
2512 case DRM_MODE_CONNECTOR_LVDS:
2513 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2514 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2515 if (i2c_bus->valid) {
2516 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2517 if (!radeon_connector->ddc_bus)
2518 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2520 drm_object_attach_property(&radeon_connector->base.base,
2521 dev->mode_config.scaling_mode_property,
2522 DRM_MODE_SCALE_FULLSCREEN);
2523 subpixel_order = SubPixelHorizontalRGB;
2524 connector->interlace_allowed = false;
2525 connector->doublescan_allowed = false;
2529 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2530 if (i2c_bus->valid) {
2531 connector->polled = DRM_CONNECTOR_POLL_CONNECT |
2532 DRM_CONNECTOR_POLL_DISCONNECT;
2535 connector->polled = DRM_CONNECTOR_POLL_HPD;
2537 connector->display_info.subpixel_order = subpixel_order;
2538 drm_connector_register(connector);
2541 void radeon_setup_mst_connector(struct drm_device *dev)
2543 struct radeon_device *rdev = dev->dev_private;
2544 struct drm_connector *connector;
2545 struct radeon_connector *radeon_connector;
2547 if (!ASIC_IS_DCE5(rdev))
2550 if (radeon_mst == 0)
2553 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2556 radeon_connector = to_radeon_connector(connector);
2558 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
2561 ret = radeon_dp_mst_init(radeon_connector);