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/radeon_drm.h>
34 #include <linux/pm_runtime.h>
36 void radeon_connector_hotplug(struct drm_connector *connector)
38 struct drm_device *dev = connector->dev;
39 struct radeon_device *rdev = dev->dev_private;
40 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
42 /* bail if the connector does not have hpd pin, e.g.,
45 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
48 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
50 /* if the connector is already off, don't turn it back on */
51 /* FIXME: This access isn't protected by any locks. */
52 if (connector->dpms != DRM_MODE_DPMS_ON)
55 /* just deal with DP (not eDP) here. */
56 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
57 struct radeon_connector_atom_dig *dig_connector =
58 radeon_connector->con_priv;
60 /* if existing sink type was not DP no need to retrain */
61 if (dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT)
64 /* first get sink type as it may be reset after (un)plug */
65 dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
66 /* don't do anything if sink is not display port, i.e.,
67 * passive dp->(dvi|hdmi) adaptor
69 if (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
70 int saved_dpms = connector->dpms;
71 /* Only turn off the display if it's physically disconnected */
72 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
73 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
74 } else if (radeon_dp_needs_link_train(radeon_connector)) {
75 /* set it to OFF so that drm_helper_connector_dpms()
76 * won't return immediately since the current state
77 * is ON at this point.
79 connector->dpms = DRM_MODE_DPMS_OFF;
80 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
82 connector->dpms = saved_dpms;
87 static void radeon_property_change_mode(struct drm_encoder *encoder)
89 struct drm_crtc *crtc = encoder->crtc;
91 if (crtc && crtc->enabled) {
92 drm_crtc_helper_set_mode(crtc, &crtc->mode,
93 crtc->x, crtc->y, crtc->primary->fb);
97 int radeon_get_monitor_bpc(struct drm_connector *connector)
99 struct drm_device *dev = connector->dev;
100 struct radeon_device *rdev = dev->dev_private;
101 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
102 struct radeon_connector_atom_dig *dig_connector;
104 int mode_clock, max_tmds_clock;
106 switch (connector->connector_type) {
107 case DRM_MODE_CONNECTOR_DVII:
108 case DRM_MODE_CONNECTOR_HDMIB:
109 if (radeon_connector->use_digital) {
110 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
111 if (connector->display_info.bpc)
112 bpc = connector->display_info.bpc;
116 case DRM_MODE_CONNECTOR_DVID:
117 case DRM_MODE_CONNECTOR_HDMIA:
118 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
119 if (connector->display_info.bpc)
120 bpc = connector->display_info.bpc;
123 case DRM_MODE_CONNECTOR_DisplayPort:
124 dig_connector = radeon_connector->con_priv;
125 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
126 (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) ||
127 drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
128 if (connector->display_info.bpc)
129 bpc = connector->display_info.bpc;
132 case DRM_MODE_CONNECTOR_eDP:
133 case DRM_MODE_CONNECTOR_LVDS:
134 if (connector->display_info.bpc)
135 bpc = connector->display_info.bpc;
136 else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) {
137 struct drm_connector_helper_funcs *connector_funcs =
138 connector->helper_private;
139 struct drm_encoder *encoder = connector_funcs->best_encoder(connector);
140 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
141 struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
143 if (dig->lcd_misc & ATOM_PANEL_MISC_V13_6BIT_PER_COLOR)
145 else if (dig->lcd_misc & ATOM_PANEL_MISC_V13_8BIT_PER_COLOR)
151 if (drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
152 /* hdmi deep color only implemented on DCE4+ */
153 if ((bpc > 8) && !ASIC_IS_DCE4(rdev)) {
154 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 8 bpc.\n",
155 connector->name, bpc);
160 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
161 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
162 * 12 bpc is always supported on hdmi deep color sinks, as this is
163 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
166 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
167 connector->name, bpc);
171 /* Any defined maximum tmds clock limit we must not exceed? */
172 if (connector->max_tmds_clock > 0) {
173 /* mode_clock is clock in kHz for mode to be modeset on this connector */
174 mode_clock = radeon_connector->pixelclock_for_modeset;
176 /* Maximum allowable input clock in kHz */
177 max_tmds_clock = connector->max_tmds_clock * 1000;
179 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
180 connector->name, mode_clock, max_tmds_clock);
182 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
183 if ((bpc == 12) && (mode_clock * 3/2 > max_tmds_clock)) {
184 if ((connector->display_info.edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30) &&
185 (mode_clock * 5/4 <= max_tmds_clock))
190 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
191 connector->name, bpc);
194 if ((bpc == 10) && (mode_clock * 5/4 > max_tmds_clock)) {
196 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
197 connector->name, bpc);
201 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
202 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
208 if ((radeon_deep_color == 0) && (bpc > 8)) {
209 DRM_DEBUG("%s: Deep color disabled. Set radeon module param deep_color=1 to enable.\n",
214 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
215 connector->name, connector->display_info.bpc, bpc);
221 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
223 struct drm_device *dev = connector->dev;
224 struct radeon_device *rdev = dev->dev_private;
225 struct drm_encoder *best_encoder = NULL;
226 struct drm_encoder *encoder = NULL;
227 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
231 best_encoder = connector_funcs->best_encoder(connector);
233 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
234 if (connector->encoder_ids[i] == 0)
237 encoder = drm_encoder_find(connector->dev,
238 connector->encoder_ids[i]);
242 if ((encoder == best_encoder) && (status == connector_status_connected))
247 if (rdev->is_atom_bios)
248 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
250 radeon_combios_connected_scratch_regs(connector, encoder, connected);
255 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
257 struct drm_encoder *encoder;
260 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
261 if (connector->encoder_ids[i] == 0)
264 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
268 if (encoder->encoder_type == encoder_type)
274 struct edid *radeon_connector_edid(struct drm_connector *connector)
276 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
277 struct drm_property_blob *edid_blob = connector->edid_blob_ptr;
279 if (radeon_connector->edid) {
280 return radeon_connector->edid;
281 } else if (edid_blob) {
282 struct edid *edid = kmemdup(edid_blob->data, edid_blob->length, GFP_KERNEL);
284 radeon_connector->edid = edid;
286 return radeon_connector->edid;
289 static void radeon_connector_get_edid(struct drm_connector *connector)
291 struct drm_device *dev = connector->dev;
292 struct radeon_device *rdev = dev->dev_private;
293 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
295 if (radeon_connector->edid)
298 /* on hw with routers, select right port */
299 if (radeon_connector->router.ddc_valid)
300 radeon_router_select_ddc_port(radeon_connector);
302 if ((radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
303 ENCODER_OBJECT_ID_NONE) &&
304 radeon_connector->ddc_bus->has_aux) {
305 radeon_connector->edid = drm_get_edid(connector,
306 &radeon_connector->ddc_bus->aux.ddc);
307 } else if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
308 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
309 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
311 if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
312 dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) &&
313 radeon_connector->ddc_bus->has_aux)
314 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
315 &radeon_connector->ddc_bus->aux.ddc);
316 else if (radeon_connector->ddc_bus)
317 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
318 &radeon_connector->ddc_bus->adapter);
319 } else if (radeon_connector->ddc_bus) {
320 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
321 &radeon_connector->ddc_bus->adapter);
324 if (!radeon_connector->edid) {
325 if (rdev->is_atom_bios) {
326 /* some laptops provide a hardcoded edid in rom for LCDs */
327 if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) ||
328 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)))
329 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
331 /* some servers provide a hardcoded edid in rom for KVMs */
332 radeon_connector->edid = radeon_bios_get_hardcoded_edid(rdev);
337 static void radeon_connector_free_edid(struct drm_connector *connector)
339 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
341 if (radeon_connector->edid) {
342 kfree(radeon_connector->edid);
343 radeon_connector->edid = NULL;
347 static int radeon_ddc_get_modes(struct drm_connector *connector)
349 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
352 if (radeon_connector->edid) {
353 drm_mode_connector_update_edid_property(connector, radeon_connector->edid);
354 ret = drm_add_edid_modes(connector, radeon_connector->edid);
355 drm_edid_to_eld(connector, radeon_connector->edid);
358 drm_mode_connector_update_edid_property(connector, NULL);
362 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
364 int enc_id = connector->encoder_ids[0];
365 /* pick the encoder ids */
367 return drm_encoder_find(connector->dev, enc_id);
371 static void radeon_get_native_mode(struct drm_connector *connector)
373 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
374 struct radeon_encoder *radeon_encoder;
379 radeon_encoder = to_radeon_encoder(encoder);
381 if (!list_empty(&connector->probed_modes)) {
382 struct drm_display_mode *preferred_mode =
383 list_first_entry(&connector->probed_modes,
384 struct drm_display_mode, head);
386 radeon_encoder->native_mode = *preferred_mode;
388 radeon_encoder->native_mode.clock = 0;
393 * radeon_connector_analog_encoder_conflict_solve
394 * - search for other connectors sharing this encoder
395 * if priority is true, then set them disconnected if this is connected
396 * if priority is false, set us disconnected if they are connected
398 static enum drm_connector_status
399 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
400 struct drm_encoder *encoder,
401 enum drm_connector_status current_status,
404 struct drm_device *dev = connector->dev;
405 struct drm_connector *conflict;
406 struct radeon_connector *radeon_conflict;
409 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
410 if (conflict == connector)
413 radeon_conflict = to_radeon_connector(conflict);
414 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
415 if (conflict->encoder_ids[i] == 0)
418 /* if the IDs match */
419 if (conflict->encoder_ids[i] == encoder->base.id) {
420 if (conflict->status != connector_status_connected)
423 if (radeon_conflict->use_digital)
426 if (priority == true) {
427 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
429 DRM_DEBUG_KMS("in favor of %s\n",
431 conflict->status = connector_status_disconnected;
432 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
434 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
436 DRM_DEBUG_KMS("in favor of %s\n",
438 current_status = connector_status_disconnected;
444 return current_status;
448 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
450 struct drm_device *dev = encoder->dev;
451 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
452 struct drm_display_mode *mode = NULL;
453 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
455 if (native_mode->hdisplay != 0 &&
456 native_mode->vdisplay != 0 &&
457 native_mode->clock != 0) {
458 mode = drm_mode_duplicate(dev, native_mode);
459 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
460 drm_mode_set_name(mode);
462 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
463 } else if (native_mode->hdisplay != 0 &&
464 native_mode->vdisplay != 0) {
465 /* mac laptops without an edid */
466 /* Note that this is not necessarily the exact panel mode,
467 * but an approximation based on the cvt formula. For these
468 * systems we should ideally read the mode info out of the
469 * registers or add a mode table, but this works and is much
472 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
473 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
474 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
479 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
481 struct drm_device *dev = encoder->dev;
482 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
483 struct drm_display_mode *mode = NULL;
484 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
489 } common_modes[17] = {
509 for (i = 0; i < 17; i++) {
510 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
511 if (common_modes[i].w > 1024 ||
512 common_modes[i].h > 768)
515 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
516 if (common_modes[i].w > native_mode->hdisplay ||
517 common_modes[i].h > native_mode->vdisplay ||
518 (common_modes[i].w == native_mode->hdisplay &&
519 common_modes[i].h == native_mode->vdisplay))
522 if (common_modes[i].w < 320 || common_modes[i].h < 200)
525 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
526 drm_mode_probed_add(connector, mode);
530 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
533 struct drm_device *dev = connector->dev;
534 struct radeon_device *rdev = dev->dev_private;
535 struct drm_encoder *encoder;
536 struct radeon_encoder *radeon_encoder;
538 if (property == rdev->mode_info.coherent_mode_property) {
539 struct radeon_encoder_atom_dig *dig;
540 bool new_coherent_mode;
542 /* need to find digital encoder on connector */
543 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
547 radeon_encoder = to_radeon_encoder(encoder);
549 if (!radeon_encoder->enc_priv)
552 dig = radeon_encoder->enc_priv;
553 new_coherent_mode = val ? true : false;
554 if (dig->coherent_mode != new_coherent_mode) {
555 dig->coherent_mode = new_coherent_mode;
556 radeon_property_change_mode(&radeon_encoder->base);
560 if (property == rdev->mode_info.audio_property) {
561 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
562 /* need to find digital encoder on connector */
563 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
567 radeon_encoder = to_radeon_encoder(encoder);
569 if (radeon_connector->audio != val) {
570 radeon_connector->audio = val;
571 radeon_property_change_mode(&radeon_encoder->base);
575 if (property == rdev->mode_info.dither_property) {
576 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
577 /* need to find digital encoder on connector */
578 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
582 radeon_encoder = to_radeon_encoder(encoder);
584 if (radeon_connector->dither != val) {
585 radeon_connector->dither = val;
586 radeon_property_change_mode(&radeon_encoder->base);
590 if (property == rdev->mode_info.underscan_property) {
591 /* need to find digital encoder on connector */
592 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
596 radeon_encoder = to_radeon_encoder(encoder);
598 if (radeon_encoder->underscan_type != val) {
599 radeon_encoder->underscan_type = val;
600 radeon_property_change_mode(&radeon_encoder->base);
604 if (property == rdev->mode_info.underscan_hborder_property) {
605 /* need to find digital encoder on connector */
606 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
610 radeon_encoder = to_radeon_encoder(encoder);
612 if (radeon_encoder->underscan_hborder != val) {
613 radeon_encoder->underscan_hborder = val;
614 radeon_property_change_mode(&radeon_encoder->base);
618 if (property == rdev->mode_info.underscan_vborder_property) {
619 /* need to find digital encoder on connector */
620 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
624 radeon_encoder = to_radeon_encoder(encoder);
626 if (radeon_encoder->underscan_vborder != val) {
627 radeon_encoder->underscan_vborder = val;
628 radeon_property_change_mode(&radeon_encoder->base);
632 if (property == rdev->mode_info.tv_std_property) {
633 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
635 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
641 radeon_encoder = to_radeon_encoder(encoder);
642 if (!radeon_encoder->enc_priv)
644 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
645 struct radeon_encoder_atom_dac *dac_int;
646 dac_int = radeon_encoder->enc_priv;
647 dac_int->tv_std = val;
649 struct radeon_encoder_tv_dac *dac_int;
650 dac_int = radeon_encoder->enc_priv;
651 dac_int->tv_std = val;
653 radeon_property_change_mode(&radeon_encoder->base);
656 if (property == rdev->mode_info.load_detect_property) {
657 struct radeon_connector *radeon_connector =
658 to_radeon_connector(connector);
661 radeon_connector->dac_load_detect = false;
663 radeon_connector->dac_load_detect = true;
666 if (property == rdev->mode_info.tmds_pll_property) {
667 struct radeon_encoder_int_tmds *tmds = NULL;
669 /* need to find digital encoder on connector */
670 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
674 radeon_encoder = to_radeon_encoder(encoder);
676 tmds = radeon_encoder->enc_priv;
681 if (rdev->is_atom_bios)
682 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
684 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
686 if (val == 1 || ret == false) {
687 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
689 radeon_property_change_mode(&radeon_encoder->base);
692 if (property == dev->mode_config.scaling_mode_property) {
693 enum radeon_rmx_type rmx_type;
695 if (connector->encoder)
696 radeon_encoder = to_radeon_encoder(connector->encoder);
698 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
699 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
704 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
705 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
706 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
707 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
709 if (radeon_encoder->rmx_type == rmx_type)
712 if ((rmx_type != DRM_MODE_SCALE_NONE) &&
713 (radeon_encoder->native_mode.clock == 0))
716 radeon_encoder->rmx_type = rmx_type;
718 radeon_property_change_mode(&radeon_encoder->base);
724 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
725 struct drm_connector *connector)
727 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
728 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
729 struct drm_display_mode *t, *mode;
731 /* If the EDID preferred mode doesn't match the native mode, use it */
732 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
733 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
734 if (mode->hdisplay != native_mode->hdisplay ||
735 mode->vdisplay != native_mode->vdisplay)
736 memcpy(native_mode, mode, sizeof(*mode));
740 /* Try to get native mode details from EDID if necessary */
741 if (!native_mode->clock) {
742 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
743 if (mode->hdisplay == native_mode->hdisplay &&
744 mode->vdisplay == native_mode->vdisplay) {
745 *native_mode = *mode;
746 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
747 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
753 if (!native_mode->clock) {
754 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
755 radeon_encoder->rmx_type = RMX_OFF;
759 static int radeon_lvds_get_modes(struct drm_connector *connector)
761 struct drm_encoder *encoder;
763 struct drm_display_mode *mode;
765 radeon_connector_get_edid(connector);
766 ret = radeon_ddc_get_modes(connector);
768 encoder = radeon_best_single_encoder(connector);
770 radeon_fixup_lvds_native_mode(encoder, connector);
771 /* add scaled modes */
772 radeon_add_common_modes(encoder, connector);
777 encoder = radeon_best_single_encoder(connector);
781 /* we have no EDID modes */
782 mode = radeon_fp_native_mode(encoder);
785 drm_mode_probed_add(connector, mode);
786 /* add the width/height from vbios tables if available */
787 connector->display_info.width_mm = mode->width_mm;
788 connector->display_info.height_mm = mode->height_mm;
789 /* add scaled modes */
790 radeon_add_common_modes(encoder, connector);
796 static int radeon_lvds_mode_valid(struct drm_connector *connector,
797 struct drm_display_mode *mode)
799 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
801 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
805 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
806 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
808 /* AVIVO hardware supports downscaling modes larger than the panel
809 * to the panel size, but I'm not sure this is desirable.
811 if ((mode->hdisplay > native_mode->hdisplay) ||
812 (mode->vdisplay > native_mode->vdisplay))
815 /* if scaling is disabled, block non-native modes */
816 if (radeon_encoder->rmx_type == RMX_OFF) {
817 if ((mode->hdisplay != native_mode->hdisplay) ||
818 (mode->vdisplay != native_mode->vdisplay))
826 static enum drm_connector_status
827 radeon_lvds_detect(struct drm_connector *connector, bool force)
829 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
830 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
831 enum drm_connector_status ret = connector_status_disconnected;
834 r = pm_runtime_get_sync(connector->dev->dev);
836 return connector_status_disconnected;
839 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
840 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
842 /* check if panel is valid */
843 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
844 ret = connector_status_connected;
848 /* check for edid as well */
849 radeon_connector_get_edid(connector);
850 if (radeon_connector->edid)
851 ret = connector_status_connected;
852 /* check acpi lid status ??? */
854 radeon_connector_update_scratch_regs(connector, ret);
855 pm_runtime_mark_last_busy(connector->dev->dev);
856 pm_runtime_put_autosuspend(connector->dev->dev);
860 static void radeon_connector_destroy(struct drm_connector *connector)
862 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
864 radeon_connector_free_edid(connector);
865 kfree(radeon_connector->con_priv);
866 drm_connector_unregister(connector);
867 drm_connector_cleanup(connector);
871 static int radeon_lvds_set_property(struct drm_connector *connector,
872 struct drm_property *property,
875 struct drm_device *dev = connector->dev;
876 struct radeon_encoder *radeon_encoder;
877 enum radeon_rmx_type rmx_type;
880 if (property != dev->mode_config.scaling_mode_property)
883 if (connector->encoder)
884 radeon_encoder = to_radeon_encoder(connector->encoder);
886 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
887 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
891 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
892 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
893 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
895 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
897 if (radeon_encoder->rmx_type == rmx_type)
900 radeon_encoder->rmx_type = rmx_type;
902 radeon_property_change_mode(&radeon_encoder->base);
907 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
908 .get_modes = radeon_lvds_get_modes,
909 .mode_valid = radeon_lvds_mode_valid,
910 .best_encoder = radeon_best_single_encoder,
913 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
914 .dpms = drm_helper_connector_dpms,
915 .detect = radeon_lvds_detect,
916 .fill_modes = drm_helper_probe_single_connector_modes,
917 .destroy = radeon_connector_destroy,
918 .set_property = radeon_lvds_set_property,
921 static int radeon_vga_get_modes(struct drm_connector *connector)
925 radeon_connector_get_edid(connector);
926 ret = radeon_ddc_get_modes(connector);
928 radeon_get_native_mode(connector);
933 static int radeon_vga_mode_valid(struct drm_connector *connector,
934 struct drm_display_mode *mode)
936 struct drm_device *dev = connector->dev;
937 struct radeon_device *rdev = dev->dev_private;
939 /* XXX check mode bandwidth */
941 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
942 return MODE_CLOCK_HIGH;
947 static enum drm_connector_status
948 radeon_vga_detect(struct drm_connector *connector, bool force)
950 struct drm_device *dev = connector->dev;
951 struct radeon_device *rdev = dev->dev_private;
952 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
953 struct drm_encoder *encoder;
954 struct drm_encoder_helper_funcs *encoder_funcs;
956 enum drm_connector_status ret = connector_status_disconnected;
959 r = pm_runtime_get_sync(connector->dev->dev);
961 return connector_status_disconnected;
963 encoder = radeon_best_single_encoder(connector);
965 ret = connector_status_disconnected;
967 if (radeon_connector->ddc_bus)
968 dret = radeon_ddc_probe(radeon_connector, false);
970 radeon_connector->detected_by_load = false;
971 radeon_connector_free_edid(connector);
972 radeon_connector_get_edid(connector);
974 if (!radeon_connector->edid) {
975 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
977 ret = connector_status_connected;
979 radeon_connector->use_digital =
980 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
982 /* some oems have boards with separate digital and analog connectors
983 * with a shared ddc line (often vga + hdmi)
985 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
986 radeon_connector_free_edid(connector);
987 ret = connector_status_disconnected;
989 ret = connector_status_connected;
994 /* if we aren't forcing don't do destructive polling */
996 /* only return the previous status if we last
997 * detected a monitor via load.
999 if (radeon_connector->detected_by_load)
1000 ret = connector->status;
1004 if (radeon_connector->dac_load_detect && encoder) {
1005 encoder_funcs = encoder->helper_private;
1006 ret = encoder_funcs->detect(encoder, connector);
1007 if (ret != connector_status_disconnected)
1008 radeon_connector->detected_by_load = true;
1012 if (ret == connector_status_connected)
1013 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1015 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1016 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1017 * by other means, assume the CRT is connected and use that EDID.
1019 if ((!rdev->is_atom_bios) &&
1020 (ret == connector_status_disconnected) &&
1021 rdev->mode_info.bios_hardcoded_edid_size) {
1022 ret = connector_status_connected;
1025 radeon_connector_update_scratch_regs(connector, ret);
1028 pm_runtime_mark_last_busy(connector->dev->dev);
1029 pm_runtime_put_autosuspend(connector->dev->dev);
1034 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
1035 .get_modes = radeon_vga_get_modes,
1036 .mode_valid = radeon_vga_mode_valid,
1037 .best_encoder = radeon_best_single_encoder,
1040 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
1041 .dpms = drm_helper_connector_dpms,
1042 .detect = radeon_vga_detect,
1043 .fill_modes = drm_helper_probe_single_connector_modes,
1044 .destroy = radeon_connector_destroy,
1045 .set_property = radeon_connector_set_property,
1048 static int radeon_tv_get_modes(struct drm_connector *connector)
1050 struct drm_device *dev = connector->dev;
1051 struct radeon_device *rdev = dev->dev_private;
1052 struct drm_display_mode *tv_mode;
1053 struct drm_encoder *encoder;
1055 encoder = radeon_best_single_encoder(connector);
1059 /* avivo chips can scale any mode */
1060 if (rdev->family >= CHIP_RS600)
1061 /* add scaled modes */
1062 radeon_add_common_modes(encoder, connector);
1064 /* only 800x600 is supported right now on pre-avivo chips */
1065 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
1066 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
1067 drm_mode_probed_add(connector, tv_mode);
1072 static int radeon_tv_mode_valid(struct drm_connector *connector,
1073 struct drm_display_mode *mode)
1075 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
1076 return MODE_CLOCK_RANGE;
1080 static enum drm_connector_status
1081 radeon_tv_detect(struct drm_connector *connector, bool force)
1083 struct drm_encoder *encoder;
1084 struct drm_encoder_helper_funcs *encoder_funcs;
1085 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1086 enum drm_connector_status ret = connector_status_disconnected;
1089 if (!radeon_connector->dac_load_detect)
1092 r = pm_runtime_get_sync(connector->dev->dev);
1094 return connector_status_disconnected;
1096 encoder = radeon_best_single_encoder(connector);
1098 ret = connector_status_disconnected;
1100 encoder_funcs = encoder->helper_private;
1101 ret = encoder_funcs->detect(encoder, connector);
1103 if (ret == connector_status_connected)
1104 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
1105 radeon_connector_update_scratch_regs(connector, ret);
1106 pm_runtime_mark_last_busy(connector->dev->dev);
1107 pm_runtime_put_autosuspend(connector->dev->dev);
1111 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
1112 .get_modes = radeon_tv_get_modes,
1113 .mode_valid = radeon_tv_mode_valid,
1114 .best_encoder = radeon_best_single_encoder,
1117 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
1118 .dpms = drm_helper_connector_dpms,
1119 .detect = radeon_tv_detect,
1120 .fill_modes = drm_helper_probe_single_connector_modes,
1121 .destroy = radeon_connector_destroy,
1122 .set_property = radeon_connector_set_property,
1125 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1127 struct drm_device *dev = connector->dev;
1128 struct radeon_device *rdev = dev->dev_private;
1129 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1130 enum drm_connector_status status;
1132 /* We only trust HPD on R600 and newer ASICS. */
1133 if (rdev->family >= CHIP_R600
1134 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1135 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1136 status = connector_status_connected;
1138 status = connector_status_disconnected;
1139 if (connector->status == status)
1147 * DVI is complicated
1148 * Do a DDC probe, if DDC probe passes, get the full EDID so
1149 * we can do analog/digital monitor detection at this point.
1150 * If the monitor is an analog monitor or we got no DDC,
1151 * we need to find the DAC encoder object for this connector.
1152 * If we got no DDC, we do load detection on the DAC encoder object.
1153 * If we got analog DDC or load detection passes on the DAC encoder
1154 * we have to check if this analog encoder is shared with anyone else (TV)
1155 * if its shared we have to set the other connector to disconnected.
1157 static enum drm_connector_status
1158 radeon_dvi_detect(struct drm_connector *connector, bool force)
1160 struct drm_device *dev = connector->dev;
1161 struct radeon_device *rdev = dev->dev_private;
1162 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1163 struct drm_encoder *encoder = NULL;
1164 struct drm_encoder_helper_funcs *encoder_funcs;
1166 enum drm_connector_status ret = connector_status_disconnected;
1167 bool dret = false, broken_edid = false;
1169 r = pm_runtime_get_sync(connector->dev->dev);
1171 return connector_status_disconnected;
1173 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1174 ret = connector->status;
1178 if (radeon_connector->ddc_bus)
1179 dret = radeon_ddc_probe(radeon_connector, false);
1181 radeon_connector->detected_by_load = false;
1182 radeon_connector_free_edid(connector);
1183 radeon_connector_get_edid(connector);
1185 if (!radeon_connector->edid) {
1186 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1188 /* rs690 seems to have a problem with connectors not existing and always
1189 * return a block of 0's. If we see this just stop polling on this output */
1190 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) &&
1191 radeon_connector->base.null_edid_counter) {
1192 ret = connector_status_disconnected;
1193 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1195 radeon_connector->ddc_bus = NULL;
1197 ret = connector_status_connected;
1198 broken_edid = true; /* defer use_digital to later */
1201 radeon_connector->use_digital =
1202 !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1204 /* some oems have boards with separate digital and analog connectors
1205 * with a shared ddc line (often vga + hdmi)
1207 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1208 radeon_connector_free_edid(connector);
1209 ret = connector_status_disconnected;
1211 ret = connector_status_connected;
1213 /* This gets complicated. We have boards with VGA + HDMI with a
1214 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1215 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1216 * you don't really know what's connected to which port as both are digital.
1218 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1219 struct drm_connector *list_connector;
1220 struct radeon_connector *list_radeon_connector;
1221 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1222 if (connector == list_connector)
1224 list_radeon_connector = to_radeon_connector(list_connector);
1225 if (list_radeon_connector->shared_ddc &&
1226 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1227 radeon_connector->ddc_bus->rec.i2c_id)) {
1228 /* cases where both connectors are digital */
1229 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1230 /* hpd is our only option in this case */
1231 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1232 radeon_connector_free_edid(connector);
1233 ret = connector_status_disconnected;
1242 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1245 /* DVI-D and HDMI-A are digital only */
1246 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1247 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1250 /* if we aren't forcing don't do destructive polling */
1252 /* only return the previous status if we last
1253 * detected a monitor via load.
1255 if (radeon_connector->detected_by_load)
1256 ret = connector->status;
1260 /* find analog encoder */
1261 if (radeon_connector->dac_load_detect) {
1262 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1263 if (connector->encoder_ids[i] == 0)
1266 encoder = drm_encoder_find(connector->dev,
1267 connector->encoder_ids[i]);
1271 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1272 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1275 encoder_funcs = encoder->helper_private;
1276 if (encoder_funcs->detect) {
1278 if (ret != connector_status_connected) {
1279 /* deal with analog monitors without DDC */
1280 ret = encoder_funcs->detect(encoder, connector);
1281 if (ret == connector_status_connected) {
1282 radeon_connector->use_digital = false;
1284 if (ret != connector_status_disconnected)
1285 radeon_connector->detected_by_load = true;
1288 enum drm_connector_status lret;
1289 /* assume digital unless load detected otherwise */
1290 radeon_connector->use_digital = true;
1291 lret = encoder_funcs->detect(encoder, connector);
1292 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1293 if (lret == connector_status_connected)
1294 radeon_connector->use_digital = false;
1301 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1303 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1306 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1307 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1308 * by other means, assume the DFP is connected and use that EDID. In most
1309 * cases the DVI port is actually a virtual KVM port connected to the service
1313 if ((!rdev->is_atom_bios) &&
1314 (ret == connector_status_disconnected) &&
1315 rdev->mode_info.bios_hardcoded_edid_size) {
1316 radeon_connector->use_digital = true;
1317 ret = connector_status_connected;
1320 /* updated in get modes as well since we need to know if it's analog or digital */
1321 radeon_connector_update_scratch_regs(connector, ret);
1324 pm_runtime_mark_last_busy(connector->dev->dev);
1325 pm_runtime_put_autosuspend(connector->dev->dev);
1330 /* okay need to be smart in here about which encoder to pick */
1331 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1333 int enc_id = connector->encoder_ids[0];
1334 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1335 struct drm_encoder *encoder;
1337 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1338 if (connector->encoder_ids[i] == 0)
1341 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1345 if (radeon_connector->use_digital == true) {
1346 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1349 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1350 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1355 /* see if we have a default encoder TODO */
1357 /* then check use digitial */
1358 /* pick the first one */
1360 return drm_encoder_find(connector->dev, enc_id);
1364 static void radeon_dvi_force(struct drm_connector *connector)
1366 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1367 if (connector->force == DRM_FORCE_ON)
1368 radeon_connector->use_digital = false;
1369 if (connector->force == DRM_FORCE_ON_DIGITAL)
1370 radeon_connector->use_digital = true;
1373 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1374 struct drm_display_mode *mode)
1376 struct drm_device *dev = connector->dev;
1377 struct radeon_device *rdev = dev->dev_private;
1378 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1380 /* XXX check mode bandwidth */
1382 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1383 if (radeon_connector->use_digital &&
1384 (rdev->family == CHIP_RV100) &&
1385 (mode->clock > 135000))
1386 return MODE_CLOCK_HIGH;
1388 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1389 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1390 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1391 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1393 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1394 /* HDMI 1.3+ supports max clock of 340 Mhz */
1395 if (mode->clock > 340000)
1396 return MODE_CLOCK_HIGH;
1400 return MODE_CLOCK_HIGH;
1404 /* check against the max pixel clock */
1405 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1406 return MODE_CLOCK_HIGH;
1411 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1412 .get_modes = radeon_vga_get_modes,
1413 .mode_valid = radeon_dvi_mode_valid,
1414 .best_encoder = radeon_dvi_encoder,
1417 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1418 .dpms = drm_helper_connector_dpms,
1419 .detect = radeon_dvi_detect,
1420 .fill_modes = drm_helper_probe_single_connector_modes,
1421 .set_property = radeon_connector_set_property,
1422 .destroy = radeon_connector_destroy,
1423 .force = radeon_dvi_force,
1426 static int radeon_dp_get_modes(struct drm_connector *connector)
1428 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1429 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1430 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1433 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1434 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1435 struct drm_display_mode *mode;
1437 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1438 if (!radeon_dig_connector->edp_on)
1439 atombios_set_edp_panel_power(connector,
1440 ATOM_TRANSMITTER_ACTION_POWER_ON);
1441 radeon_connector_get_edid(connector);
1442 ret = radeon_ddc_get_modes(connector);
1443 if (!radeon_dig_connector->edp_on)
1444 atombios_set_edp_panel_power(connector,
1445 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1447 /* need to setup ddc on the bridge */
1448 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1449 ENCODER_OBJECT_ID_NONE) {
1451 radeon_atom_ext_encoder_setup_ddc(encoder);
1453 radeon_connector_get_edid(connector);
1454 ret = radeon_ddc_get_modes(connector);
1459 radeon_fixup_lvds_native_mode(encoder, connector);
1460 /* add scaled modes */
1461 radeon_add_common_modes(encoder, connector);
1469 /* we have no EDID modes */
1470 mode = radeon_fp_native_mode(encoder);
1473 drm_mode_probed_add(connector, mode);
1474 /* add the width/height from vbios tables if available */
1475 connector->display_info.width_mm = mode->width_mm;
1476 connector->display_info.height_mm = mode->height_mm;
1477 /* add scaled modes */
1478 radeon_add_common_modes(encoder, connector);
1481 /* need to setup ddc on the bridge */
1482 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1483 ENCODER_OBJECT_ID_NONE) {
1485 radeon_atom_ext_encoder_setup_ddc(encoder);
1487 radeon_connector_get_edid(connector);
1488 ret = radeon_ddc_get_modes(connector);
1490 radeon_get_native_mode(connector);
1496 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1498 struct drm_encoder *encoder;
1499 struct radeon_encoder *radeon_encoder;
1502 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1503 if (connector->encoder_ids[i] == 0)
1506 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1510 radeon_encoder = to_radeon_encoder(encoder);
1512 switch (radeon_encoder->encoder_id) {
1513 case ENCODER_OBJECT_ID_TRAVIS:
1514 case ENCODER_OBJECT_ID_NUTMEG:
1515 return radeon_encoder->encoder_id;
1521 return ENCODER_OBJECT_ID_NONE;
1524 static bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1526 struct drm_encoder *encoder;
1527 struct radeon_encoder *radeon_encoder;
1531 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1532 if (connector->encoder_ids[i] == 0)
1535 encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]);
1539 radeon_encoder = to_radeon_encoder(encoder);
1540 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1547 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1549 struct drm_device *dev = connector->dev;
1550 struct radeon_device *rdev = dev->dev_private;
1552 if (ASIC_IS_DCE5(rdev) &&
1553 (rdev->clock.default_dispclk >= 53900) &&
1554 radeon_connector_encoder_is_hbr2(connector)) {
1561 static enum drm_connector_status
1562 radeon_dp_detect(struct drm_connector *connector, bool force)
1564 struct drm_device *dev = connector->dev;
1565 struct radeon_device *rdev = dev->dev_private;
1566 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1567 enum drm_connector_status ret = connector_status_disconnected;
1568 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1569 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1572 r = pm_runtime_get_sync(connector->dev->dev);
1574 return connector_status_disconnected;
1576 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1577 ret = connector->status;
1581 radeon_connector_free_edid(connector);
1583 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1584 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1586 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1587 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1589 /* check if panel is valid */
1590 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1591 ret = connector_status_connected;
1593 /* eDP is always DP */
1594 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1595 if (!radeon_dig_connector->edp_on)
1596 atombios_set_edp_panel_power(connector,
1597 ATOM_TRANSMITTER_ACTION_POWER_ON);
1598 if (radeon_dp_getdpcd(radeon_connector))
1599 ret = connector_status_connected;
1600 if (!radeon_dig_connector->edp_on)
1601 atombios_set_edp_panel_power(connector,
1602 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1603 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1604 ENCODER_OBJECT_ID_NONE) {
1605 /* DP bridges are always DP */
1606 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1607 /* get the DPCD from the bridge */
1608 radeon_dp_getdpcd(radeon_connector);
1611 /* setup ddc on the bridge */
1612 radeon_atom_ext_encoder_setup_ddc(encoder);
1613 /* bridge chips are always aux */
1614 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1615 ret = connector_status_connected;
1616 else if (radeon_connector->dac_load_detect) { /* try load detection */
1617 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1618 ret = encoder_funcs->detect(encoder, connector);
1622 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1623 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1624 ret = connector_status_connected;
1625 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1626 radeon_dp_getdpcd(radeon_connector);
1628 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1629 if (radeon_dp_getdpcd(radeon_connector))
1630 ret = connector_status_connected;
1632 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1633 if (radeon_ddc_probe(radeon_connector, false))
1634 ret = connector_status_connected;
1639 radeon_connector_update_scratch_regs(connector, ret);
1641 pm_runtime_mark_last_busy(connector->dev->dev);
1642 pm_runtime_put_autosuspend(connector->dev->dev);
1647 static int radeon_dp_mode_valid(struct drm_connector *connector,
1648 struct drm_display_mode *mode)
1650 struct drm_device *dev = connector->dev;
1651 struct radeon_device *rdev = dev->dev_private;
1652 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1653 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1655 /* XXX check mode bandwidth */
1657 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1658 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1659 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1661 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1665 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1666 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1668 /* AVIVO hardware supports downscaling modes larger than the panel
1669 * to the panel size, but I'm not sure this is desirable.
1671 if ((mode->hdisplay > native_mode->hdisplay) ||
1672 (mode->vdisplay > native_mode->vdisplay))
1675 /* if scaling is disabled, block non-native modes */
1676 if (radeon_encoder->rmx_type == RMX_OFF) {
1677 if ((mode->hdisplay != native_mode->hdisplay) ||
1678 (mode->vdisplay != native_mode->vdisplay))
1683 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1684 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1685 return radeon_dp_mode_valid_helper(connector, mode);
1687 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector_edid(connector))) {
1688 /* HDMI 1.3+ supports max clock of 340 Mhz */
1689 if (mode->clock > 340000)
1690 return MODE_CLOCK_HIGH;
1692 if (mode->clock > 165000)
1693 return MODE_CLOCK_HIGH;
1701 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1702 .get_modes = radeon_dp_get_modes,
1703 .mode_valid = radeon_dp_mode_valid,
1704 .best_encoder = radeon_dvi_encoder,
1707 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1708 .dpms = drm_helper_connector_dpms,
1709 .detect = radeon_dp_detect,
1710 .fill_modes = drm_helper_probe_single_connector_modes,
1711 .set_property = radeon_connector_set_property,
1712 .destroy = radeon_connector_destroy,
1713 .force = radeon_dvi_force,
1716 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1717 .dpms = drm_helper_connector_dpms,
1718 .detect = radeon_dp_detect,
1719 .fill_modes = drm_helper_probe_single_connector_modes,
1720 .set_property = radeon_lvds_set_property,
1721 .destroy = radeon_connector_destroy,
1722 .force = radeon_dvi_force,
1725 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1726 .dpms = drm_helper_connector_dpms,
1727 .detect = radeon_dp_detect,
1728 .fill_modes = drm_helper_probe_single_connector_modes,
1729 .set_property = radeon_lvds_set_property,
1730 .destroy = radeon_connector_destroy,
1731 .force = radeon_dvi_force,
1735 radeon_add_atom_connector(struct drm_device *dev,
1736 uint32_t connector_id,
1737 uint32_t supported_device,
1739 struct radeon_i2c_bus_rec *i2c_bus,
1740 uint32_t igp_lane_info,
1741 uint16_t connector_object_id,
1742 struct radeon_hpd *hpd,
1743 struct radeon_router *router)
1745 struct radeon_device *rdev = dev->dev_private;
1746 struct drm_connector *connector;
1747 struct radeon_connector *radeon_connector;
1748 struct radeon_connector_atom_dig *radeon_dig_connector;
1749 struct drm_encoder *encoder;
1750 struct radeon_encoder *radeon_encoder;
1751 uint32_t subpixel_order = SubPixelNone;
1752 bool shared_ddc = false;
1753 bool is_dp_bridge = false;
1754 bool has_aux = false;
1756 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1759 /* if the user selected tv=0 don't try and add the connector */
1760 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1761 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1762 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1766 /* see if we already added it */
1767 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1768 radeon_connector = to_radeon_connector(connector);
1769 if (radeon_connector->connector_id == connector_id) {
1770 radeon_connector->devices |= supported_device;
1773 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1774 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1775 radeon_connector->shared_ddc = true;
1778 if (radeon_connector->router_bus && router->ddc_valid &&
1779 (radeon_connector->router.router_id == router->router_id)) {
1780 radeon_connector->shared_ddc = false;
1786 /* check if it's a dp bridge */
1787 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1788 radeon_encoder = to_radeon_encoder(encoder);
1789 if (radeon_encoder->devices & supported_device) {
1790 switch (radeon_encoder->encoder_id) {
1791 case ENCODER_OBJECT_ID_TRAVIS:
1792 case ENCODER_OBJECT_ID_NUTMEG:
1793 is_dp_bridge = true;
1801 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1802 if (!radeon_connector)
1805 connector = &radeon_connector->base;
1807 radeon_connector->connector_id = connector_id;
1808 radeon_connector->devices = supported_device;
1809 radeon_connector->shared_ddc = shared_ddc;
1810 radeon_connector->connector_object_id = connector_object_id;
1811 radeon_connector->hpd = *hpd;
1813 radeon_connector->router = *router;
1814 if (router->ddc_valid || router->cd_valid) {
1815 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1816 if (!radeon_connector->router_bus)
1817 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1821 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1822 if (!radeon_dig_connector)
1824 radeon_dig_connector->igp_lane_info = igp_lane_info;
1825 radeon_connector->con_priv = radeon_dig_connector;
1826 if (i2c_bus->valid) {
1827 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1828 if (radeon_connector->ddc_bus)
1831 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1833 switch (connector_type) {
1834 case DRM_MODE_CONNECTOR_VGA:
1835 case DRM_MODE_CONNECTOR_DVIA:
1837 drm_connector_init(dev, &radeon_connector->base,
1838 &radeon_dp_connector_funcs, connector_type);
1839 drm_connector_helper_add(&radeon_connector->base,
1840 &radeon_dp_connector_helper_funcs);
1841 connector->interlace_allowed = true;
1842 connector->doublescan_allowed = true;
1843 radeon_connector->dac_load_detect = true;
1844 drm_object_attach_property(&radeon_connector->base.base,
1845 rdev->mode_info.load_detect_property,
1847 drm_object_attach_property(&radeon_connector->base.base,
1848 dev->mode_config.scaling_mode_property,
1849 DRM_MODE_SCALE_NONE);
1851 case DRM_MODE_CONNECTOR_DVII:
1852 case DRM_MODE_CONNECTOR_DVID:
1853 case DRM_MODE_CONNECTOR_HDMIA:
1854 case DRM_MODE_CONNECTOR_HDMIB:
1855 case DRM_MODE_CONNECTOR_DisplayPort:
1856 drm_connector_init(dev, &radeon_connector->base,
1857 &radeon_dp_connector_funcs, connector_type);
1858 drm_connector_helper_add(&radeon_connector->base,
1859 &radeon_dp_connector_helper_funcs);
1860 drm_object_attach_property(&radeon_connector->base.base,
1861 rdev->mode_info.underscan_property,
1863 drm_object_attach_property(&radeon_connector->base.base,
1864 rdev->mode_info.underscan_hborder_property,
1866 drm_object_attach_property(&radeon_connector->base.base,
1867 rdev->mode_info.underscan_vborder_property,
1870 drm_object_attach_property(&radeon_connector->base.base,
1871 dev->mode_config.scaling_mode_property,
1872 DRM_MODE_SCALE_NONE);
1874 drm_object_attach_property(&radeon_connector->base.base,
1875 rdev->mode_info.dither_property,
1876 RADEON_FMT_DITHER_DISABLE);
1878 if (radeon_audio != 0)
1879 drm_object_attach_property(&radeon_connector->base.base,
1880 rdev->mode_info.audio_property,
1883 subpixel_order = SubPixelHorizontalRGB;
1884 connector->interlace_allowed = true;
1885 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1886 connector->doublescan_allowed = true;
1888 connector->doublescan_allowed = false;
1889 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1890 radeon_connector->dac_load_detect = true;
1891 drm_object_attach_property(&radeon_connector->base.base,
1892 rdev->mode_info.load_detect_property,
1896 case DRM_MODE_CONNECTOR_LVDS:
1897 case DRM_MODE_CONNECTOR_eDP:
1898 drm_connector_init(dev, &radeon_connector->base,
1899 &radeon_lvds_bridge_connector_funcs, connector_type);
1900 drm_connector_helper_add(&radeon_connector->base,
1901 &radeon_dp_connector_helper_funcs);
1902 drm_object_attach_property(&radeon_connector->base.base,
1903 dev->mode_config.scaling_mode_property,
1904 DRM_MODE_SCALE_FULLSCREEN);
1905 subpixel_order = SubPixelHorizontalRGB;
1906 connector->interlace_allowed = false;
1907 connector->doublescan_allowed = false;
1911 switch (connector_type) {
1912 case DRM_MODE_CONNECTOR_VGA:
1913 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1914 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1915 if (i2c_bus->valid) {
1916 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1917 if (!radeon_connector->ddc_bus)
1918 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1920 radeon_connector->dac_load_detect = true;
1921 drm_object_attach_property(&radeon_connector->base.base,
1922 rdev->mode_info.load_detect_property,
1924 if (ASIC_IS_AVIVO(rdev))
1925 drm_object_attach_property(&radeon_connector->base.base,
1926 dev->mode_config.scaling_mode_property,
1927 DRM_MODE_SCALE_NONE);
1928 /* no HPD on analog connectors */
1929 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1930 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1931 connector->interlace_allowed = true;
1932 connector->doublescan_allowed = true;
1934 case DRM_MODE_CONNECTOR_DVIA:
1935 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1936 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1937 if (i2c_bus->valid) {
1938 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1939 if (!radeon_connector->ddc_bus)
1940 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1942 radeon_connector->dac_load_detect = true;
1943 drm_object_attach_property(&radeon_connector->base.base,
1944 rdev->mode_info.load_detect_property,
1946 if (ASIC_IS_AVIVO(rdev))
1947 drm_object_attach_property(&radeon_connector->base.base,
1948 dev->mode_config.scaling_mode_property,
1949 DRM_MODE_SCALE_NONE);
1950 /* no HPD on analog connectors */
1951 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1952 connector->interlace_allowed = true;
1953 connector->doublescan_allowed = true;
1955 case DRM_MODE_CONNECTOR_DVII:
1956 case DRM_MODE_CONNECTOR_DVID:
1957 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1958 if (!radeon_dig_connector)
1960 radeon_dig_connector->igp_lane_info = igp_lane_info;
1961 radeon_connector->con_priv = radeon_dig_connector;
1962 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1963 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1964 if (i2c_bus->valid) {
1965 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1966 if (!radeon_connector->ddc_bus)
1967 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1969 subpixel_order = SubPixelHorizontalRGB;
1970 drm_object_attach_property(&radeon_connector->base.base,
1971 rdev->mode_info.coherent_mode_property,
1973 if (ASIC_IS_AVIVO(rdev)) {
1974 drm_object_attach_property(&radeon_connector->base.base,
1975 rdev->mode_info.underscan_property,
1977 drm_object_attach_property(&radeon_connector->base.base,
1978 rdev->mode_info.underscan_hborder_property,
1980 drm_object_attach_property(&radeon_connector->base.base,
1981 rdev->mode_info.underscan_vborder_property,
1983 drm_object_attach_property(&radeon_connector->base.base,
1984 rdev->mode_info.dither_property,
1985 RADEON_FMT_DITHER_DISABLE);
1986 drm_object_attach_property(&radeon_connector->base.base,
1987 dev->mode_config.scaling_mode_property,
1988 DRM_MODE_SCALE_NONE);
1990 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1991 drm_object_attach_property(&radeon_connector->base.base,
1992 rdev->mode_info.audio_property,
1995 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1996 radeon_connector->dac_load_detect = true;
1997 drm_object_attach_property(&radeon_connector->base.base,
1998 rdev->mode_info.load_detect_property,
2001 connector->interlace_allowed = true;
2002 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2003 connector->doublescan_allowed = true;
2005 connector->doublescan_allowed = false;
2007 case DRM_MODE_CONNECTOR_HDMIA:
2008 case DRM_MODE_CONNECTOR_HDMIB:
2009 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2010 if (!radeon_dig_connector)
2012 radeon_dig_connector->igp_lane_info = igp_lane_info;
2013 radeon_connector->con_priv = radeon_dig_connector;
2014 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2015 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2016 if (i2c_bus->valid) {
2017 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2018 if (!radeon_connector->ddc_bus)
2019 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2021 drm_object_attach_property(&radeon_connector->base.base,
2022 rdev->mode_info.coherent_mode_property,
2024 if (ASIC_IS_AVIVO(rdev)) {
2025 drm_object_attach_property(&radeon_connector->base.base,
2026 rdev->mode_info.underscan_property,
2028 drm_object_attach_property(&radeon_connector->base.base,
2029 rdev->mode_info.underscan_hborder_property,
2031 drm_object_attach_property(&radeon_connector->base.base,
2032 rdev->mode_info.underscan_vborder_property,
2034 drm_object_attach_property(&radeon_connector->base.base,
2035 rdev->mode_info.dither_property,
2036 RADEON_FMT_DITHER_DISABLE);
2037 drm_object_attach_property(&radeon_connector->base.base,
2038 dev->mode_config.scaling_mode_property,
2039 DRM_MODE_SCALE_NONE);
2041 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2042 drm_object_attach_property(&radeon_connector->base.base,
2043 rdev->mode_info.audio_property,
2046 subpixel_order = SubPixelHorizontalRGB;
2047 connector->interlace_allowed = true;
2048 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
2049 connector->doublescan_allowed = true;
2051 connector->doublescan_allowed = false;
2053 case DRM_MODE_CONNECTOR_DisplayPort:
2054 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2055 if (!radeon_dig_connector)
2057 radeon_dig_connector->igp_lane_info = igp_lane_info;
2058 radeon_connector->con_priv = radeon_dig_connector;
2059 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
2060 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2061 if (i2c_bus->valid) {
2062 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2063 if (radeon_connector->ddc_bus)
2066 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2068 subpixel_order = SubPixelHorizontalRGB;
2069 drm_object_attach_property(&radeon_connector->base.base,
2070 rdev->mode_info.coherent_mode_property,
2072 if (ASIC_IS_AVIVO(rdev)) {
2073 drm_object_attach_property(&radeon_connector->base.base,
2074 rdev->mode_info.underscan_property,
2076 drm_object_attach_property(&radeon_connector->base.base,
2077 rdev->mode_info.underscan_hborder_property,
2079 drm_object_attach_property(&radeon_connector->base.base,
2080 rdev->mode_info.underscan_vborder_property,
2082 drm_object_attach_property(&radeon_connector->base.base,
2083 rdev->mode_info.dither_property,
2084 RADEON_FMT_DITHER_DISABLE);
2085 drm_object_attach_property(&radeon_connector->base.base,
2086 dev->mode_config.scaling_mode_property,
2087 DRM_MODE_SCALE_NONE);
2089 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
2090 drm_object_attach_property(&radeon_connector->base.base,
2091 rdev->mode_info.audio_property,
2094 connector->interlace_allowed = true;
2095 /* in theory with a DP to VGA converter... */
2096 connector->doublescan_allowed = false;
2098 case DRM_MODE_CONNECTOR_eDP:
2099 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2100 if (!radeon_dig_connector)
2102 radeon_dig_connector->igp_lane_info = igp_lane_info;
2103 radeon_connector->con_priv = radeon_dig_connector;
2104 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
2105 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
2106 if (i2c_bus->valid) {
2107 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2108 if (radeon_connector->ddc_bus)
2111 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2113 drm_object_attach_property(&radeon_connector->base.base,
2114 dev->mode_config.scaling_mode_property,
2115 DRM_MODE_SCALE_FULLSCREEN);
2116 subpixel_order = SubPixelHorizontalRGB;
2117 connector->interlace_allowed = false;
2118 connector->doublescan_allowed = false;
2120 case DRM_MODE_CONNECTOR_SVIDEO:
2121 case DRM_MODE_CONNECTOR_Composite:
2122 case DRM_MODE_CONNECTOR_9PinDIN:
2123 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2124 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2125 radeon_connector->dac_load_detect = true;
2126 drm_object_attach_property(&radeon_connector->base.base,
2127 rdev->mode_info.load_detect_property,
2129 drm_object_attach_property(&radeon_connector->base.base,
2130 rdev->mode_info.tv_std_property,
2131 radeon_atombios_get_tv_info(rdev));
2132 /* no HPD on analog connectors */
2133 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2134 connector->interlace_allowed = false;
2135 connector->doublescan_allowed = false;
2137 case DRM_MODE_CONNECTOR_LVDS:
2138 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2139 if (!radeon_dig_connector)
2141 radeon_dig_connector->igp_lane_info = igp_lane_info;
2142 radeon_connector->con_priv = radeon_dig_connector;
2143 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2144 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2145 if (i2c_bus->valid) {
2146 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2147 if (!radeon_connector->ddc_bus)
2148 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2150 drm_object_attach_property(&radeon_connector->base.base,
2151 dev->mode_config.scaling_mode_property,
2152 DRM_MODE_SCALE_FULLSCREEN);
2153 subpixel_order = SubPixelHorizontalRGB;
2154 connector->interlace_allowed = false;
2155 connector->doublescan_allowed = false;
2160 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2162 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2164 connector->polled = DRM_CONNECTOR_POLL_HPD;
2166 connector->display_info.subpixel_order = subpixel_order;
2167 drm_connector_register(connector);
2170 radeon_dp_aux_init(radeon_connector);
2175 drm_connector_cleanup(connector);
2180 radeon_add_legacy_connector(struct drm_device *dev,
2181 uint32_t connector_id,
2182 uint32_t supported_device,
2184 struct radeon_i2c_bus_rec *i2c_bus,
2185 uint16_t connector_object_id,
2186 struct radeon_hpd *hpd)
2188 struct radeon_device *rdev = dev->dev_private;
2189 struct drm_connector *connector;
2190 struct radeon_connector *radeon_connector;
2191 uint32_t subpixel_order = SubPixelNone;
2193 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2196 /* if the user selected tv=0 don't try and add the connector */
2197 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2198 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2199 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2203 /* see if we already added it */
2204 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2205 radeon_connector = to_radeon_connector(connector);
2206 if (radeon_connector->connector_id == connector_id) {
2207 radeon_connector->devices |= supported_device;
2212 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2213 if (!radeon_connector)
2216 connector = &radeon_connector->base;
2218 radeon_connector->connector_id = connector_id;
2219 radeon_connector->devices = supported_device;
2220 radeon_connector->connector_object_id = connector_object_id;
2221 radeon_connector->hpd = *hpd;
2223 switch (connector_type) {
2224 case DRM_MODE_CONNECTOR_VGA:
2225 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2226 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2227 if (i2c_bus->valid) {
2228 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2229 if (!radeon_connector->ddc_bus)
2230 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2232 radeon_connector->dac_load_detect = true;
2233 drm_object_attach_property(&radeon_connector->base.base,
2234 rdev->mode_info.load_detect_property,
2236 /* no HPD on analog connectors */
2237 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2238 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2239 connector->interlace_allowed = true;
2240 connector->doublescan_allowed = true;
2242 case DRM_MODE_CONNECTOR_DVIA:
2243 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2244 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2245 if (i2c_bus->valid) {
2246 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2247 if (!radeon_connector->ddc_bus)
2248 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2250 radeon_connector->dac_load_detect = true;
2251 drm_object_attach_property(&radeon_connector->base.base,
2252 rdev->mode_info.load_detect_property,
2254 /* no HPD on analog connectors */
2255 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2256 connector->interlace_allowed = true;
2257 connector->doublescan_allowed = true;
2259 case DRM_MODE_CONNECTOR_DVII:
2260 case DRM_MODE_CONNECTOR_DVID:
2261 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2262 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2263 if (i2c_bus->valid) {
2264 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2265 if (!radeon_connector->ddc_bus)
2266 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2268 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2269 radeon_connector->dac_load_detect = true;
2270 drm_object_attach_property(&radeon_connector->base.base,
2271 rdev->mode_info.load_detect_property,
2274 subpixel_order = SubPixelHorizontalRGB;
2275 connector->interlace_allowed = true;
2276 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2277 connector->doublescan_allowed = true;
2279 connector->doublescan_allowed = false;
2281 case DRM_MODE_CONNECTOR_SVIDEO:
2282 case DRM_MODE_CONNECTOR_Composite:
2283 case DRM_MODE_CONNECTOR_9PinDIN:
2284 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2285 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2286 radeon_connector->dac_load_detect = true;
2287 /* RS400,RC410,RS480 chipset seems to report a lot
2288 * of false positive on load detect, we haven't yet
2289 * found a way to make load detect reliable on those
2290 * chipset, thus just disable it for TV.
2292 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2293 radeon_connector->dac_load_detect = false;
2294 drm_object_attach_property(&radeon_connector->base.base,
2295 rdev->mode_info.load_detect_property,
2296 radeon_connector->dac_load_detect);
2297 drm_object_attach_property(&radeon_connector->base.base,
2298 rdev->mode_info.tv_std_property,
2299 radeon_combios_get_tv_info(rdev));
2300 /* no HPD on analog connectors */
2301 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2302 connector->interlace_allowed = false;
2303 connector->doublescan_allowed = false;
2305 case DRM_MODE_CONNECTOR_LVDS:
2306 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2307 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2308 if (i2c_bus->valid) {
2309 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2310 if (!radeon_connector->ddc_bus)
2311 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2313 drm_object_attach_property(&radeon_connector->base.base,
2314 dev->mode_config.scaling_mode_property,
2315 DRM_MODE_SCALE_FULLSCREEN);
2316 subpixel_order = SubPixelHorizontalRGB;
2317 connector->interlace_allowed = false;
2318 connector->doublescan_allowed = false;
2322 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2324 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2326 connector->polled = DRM_CONNECTOR_POLL_HPD;
2327 connector->display_info.subpixel_order = subpixel_order;
2328 drm_connector_register(connector);