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)) {
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)) {
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)) {
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)) {
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);
202 if ((radeon_deep_color == 0) && (bpc > 8))
205 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
206 connector->name, connector->display_info.bpc, bpc);
212 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
214 struct drm_device *dev = connector->dev;
215 struct radeon_device *rdev = dev->dev_private;
216 struct drm_encoder *best_encoder = NULL;
217 struct drm_encoder *encoder = NULL;
218 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
219 struct drm_mode_object *obj;
223 best_encoder = connector_funcs->best_encoder(connector);
225 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
226 if (connector->encoder_ids[i] == 0)
229 obj = drm_mode_object_find(connector->dev,
230 connector->encoder_ids[i],
231 DRM_MODE_OBJECT_ENCODER);
235 encoder = obj_to_encoder(obj);
237 if ((encoder == best_encoder) && (status == connector_status_connected))
242 if (rdev->is_atom_bios)
243 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
245 radeon_combios_connected_scratch_regs(connector, encoder, connected);
250 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
252 struct drm_mode_object *obj;
253 struct drm_encoder *encoder;
256 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
257 if (connector->encoder_ids[i] == 0)
260 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
264 encoder = obj_to_encoder(obj);
265 if (encoder->encoder_type == encoder_type)
271 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
273 int enc_id = connector->encoder_ids[0];
274 struct drm_mode_object *obj;
275 struct drm_encoder *encoder;
277 /* pick the encoder ids */
279 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
282 encoder = obj_to_encoder(obj);
289 * radeon_connector_analog_encoder_conflict_solve
290 * - search for other connectors sharing this encoder
291 * if priority is true, then set them disconnected if this is connected
292 * if priority is false, set us disconnected if they are connected
294 static enum drm_connector_status
295 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
296 struct drm_encoder *encoder,
297 enum drm_connector_status current_status,
300 struct drm_device *dev = connector->dev;
301 struct drm_connector *conflict;
302 struct radeon_connector *radeon_conflict;
305 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
306 if (conflict == connector)
309 radeon_conflict = to_radeon_connector(conflict);
310 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
311 if (conflict->encoder_ids[i] == 0)
314 /* if the IDs match */
315 if (conflict->encoder_ids[i] == encoder->base.id) {
316 if (conflict->status != connector_status_connected)
319 if (radeon_conflict->use_digital)
322 if (priority == true) {
323 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
325 DRM_DEBUG_KMS("in favor of %s\n",
327 conflict->status = connector_status_disconnected;
328 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
330 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n",
332 DRM_DEBUG_KMS("in favor of %s\n",
334 current_status = connector_status_disconnected;
340 return current_status;
344 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
346 struct drm_device *dev = encoder->dev;
347 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
348 struct drm_display_mode *mode = NULL;
349 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
351 if (native_mode->hdisplay != 0 &&
352 native_mode->vdisplay != 0 &&
353 native_mode->clock != 0) {
354 mode = drm_mode_duplicate(dev, native_mode);
355 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
356 drm_mode_set_name(mode);
358 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
359 } else if (native_mode->hdisplay != 0 &&
360 native_mode->vdisplay != 0) {
361 /* mac laptops without an edid */
362 /* Note that this is not necessarily the exact panel mode,
363 * but an approximation based on the cvt formula. For these
364 * systems we should ideally read the mode info out of the
365 * registers or add a mode table, but this works and is much
368 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
369 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
370 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
375 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
377 struct drm_device *dev = encoder->dev;
378 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
379 struct drm_display_mode *mode = NULL;
380 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
385 } common_modes[17] = {
405 for (i = 0; i < 17; i++) {
406 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
407 if (common_modes[i].w > 1024 ||
408 common_modes[i].h > 768)
411 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
412 if (common_modes[i].w > native_mode->hdisplay ||
413 common_modes[i].h > native_mode->vdisplay ||
414 (common_modes[i].w == native_mode->hdisplay &&
415 common_modes[i].h == native_mode->vdisplay))
418 if (common_modes[i].w < 320 || common_modes[i].h < 200)
421 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
422 drm_mode_probed_add(connector, mode);
426 static int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
429 struct drm_device *dev = connector->dev;
430 struct radeon_device *rdev = dev->dev_private;
431 struct drm_encoder *encoder;
432 struct radeon_encoder *radeon_encoder;
434 if (property == rdev->mode_info.coherent_mode_property) {
435 struct radeon_encoder_atom_dig *dig;
436 bool new_coherent_mode;
438 /* need to find digital encoder on connector */
439 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
443 radeon_encoder = to_radeon_encoder(encoder);
445 if (!radeon_encoder->enc_priv)
448 dig = radeon_encoder->enc_priv;
449 new_coherent_mode = val ? true : false;
450 if (dig->coherent_mode != new_coherent_mode) {
451 dig->coherent_mode = new_coherent_mode;
452 radeon_property_change_mode(&radeon_encoder->base);
456 if (property == rdev->mode_info.audio_property) {
457 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
458 /* need to find digital encoder on connector */
459 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
463 radeon_encoder = to_radeon_encoder(encoder);
465 if (radeon_connector->audio != val) {
466 radeon_connector->audio = val;
467 radeon_property_change_mode(&radeon_encoder->base);
471 if (property == rdev->mode_info.dither_property) {
472 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
473 /* need to find digital encoder on connector */
474 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
478 radeon_encoder = to_radeon_encoder(encoder);
480 if (radeon_connector->dither != val) {
481 radeon_connector->dither = val;
482 radeon_property_change_mode(&radeon_encoder->base);
486 if (property == rdev->mode_info.underscan_property) {
487 /* need to find digital encoder on connector */
488 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
492 radeon_encoder = to_radeon_encoder(encoder);
494 if (radeon_encoder->underscan_type != val) {
495 radeon_encoder->underscan_type = val;
496 radeon_property_change_mode(&radeon_encoder->base);
500 if (property == rdev->mode_info.underscan_hborder_property) {
501 /* need to find digital encoder on connector */
502 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
506 radeon_encoder = to_radeon_encoder(encoder);
508 if (radeon_encoder->underscan_hborder != val) {
509 radeon_encoder->underscan_hborder = val;
510 radeon_property_change_mode(&radeon_encoder->base);
514 if (property == rdev->mode_info.underscan_vborder_property) {
515 /* need to find digital encoder on connector */
516 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
520 radeon_encoder = to_radeon_encoder(encoder);
522 if (radeon_encoder->underscan_vborder != val) {
523 radeon_encoder->underscan_vborder = val;
524 radeon_property_change_mode(&radeon_encoder->base);
528 if (property == rdev->mode_info.tv_std_property) {
529 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
531 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
537 radeon_encoder = to_radeon_encoder(encoder);
538 if (!radeon_encoder->enc_priv)
540 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
541 struct radeon_encoder_atom_dac *dac_int;
542 dac_int = radeon_encoder->enc_priv;
543 dac_int->tv_std = val;
545 struct radeon_encoder_tv_dac *dac_int;
546 dac_int = radeon_encoder->enc_priv;
547 dac_int->tv_std = val;
549 radeon_property_change_mode(&radeon_encoder->base);
552 if (property == rdev->mode_info.load_detect_property) {
553 struct radeon_connector *radeon_connector =
554 to_radeon_connector(connector);
557 radeon_connector->dac_load_detect = false;
559 radeon_connector->dac_load_detect = true;
562 if (property == rdev->mode_info.tmds_pll_property) {
563 struct radeon_encoder_int_tmds *tmds = NULL;
565 /* need to find digital encoder on connector */
566 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
570 radeon_encoder = to_radeon_encoder(encoder);
572 tmds = radeon_encoder->enc_priv;
577 if (rdev->is_atom_bios)
578 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
580 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
582 if (val == 1 || ret == false) {
583 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
585 radeon_property_change_mode(&radeon_encoder->base);
591 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
592 struct drm_connector *connector)
594 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
595 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
596 struct drm_display_mode *t, *mode;
598 /* If the EDID preferred mode doesn't match the native mode, use it */
599 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
600 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
601 if (mode->hdisplay != native_mode->hdisplay ||
602 mode->vdisplay != native_mode->vdisplay)
603 memcpy(native_mode, mode, sizeof(*mode));
607 /* Try to get native mode details from EDID if necessary */
608 if (!native_mode->clock) {
609 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
610 if (mode->hdisplay == native_mode->hdisplay &&
611 mode->vdisplay == native_mode->vdisplay) {
612 *native_mode = *mode;
613 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
614 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
620 if (!native_mode->clock) {
621 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
622 radeon_encoder->rmx_type = RMX_OFF;
626 static int radeon_lvds_get_modes(struct drm_connector *connector)
628 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
629 struct drm_encoder *encoder;
631 struct drm_display_mode *mode;
633 if (radeon_connector->ddc_bus) {
634 ret = radeon_ddc_get_modes(radeon_connector);
636 encoder = radeon_best_single_encoder(connector);
638 radeon_fixup_lvds_native_mode(encoder, connector);
639 /* add scaled modes */
640 radeon_add_common_modes(encoder, connector);
646 encoder = radeon_best_single_encoder(connector);
650 /* we have no EDID modes */
651 mode = radeon_fp_native_mode(encoder);
654 drm_mode_probed_add(connector, mode);
655 /* add the width/height from vbios tables if available */
656 connector->display_info.width_mm = mode->width_mm;
657 connector->display_info.height_mm = mode->height_mm;
658 /* add scaled modes */
659 radeon_add_common_modes(encoder, connector);
665 static int radeon_lvds_mode_valid(struct drm_connector *connector,
666 struct drm_display_mode *mode)
668 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
670 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
674 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
675 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
677 /* AVIVO hardware supports downscaling modes larger than the panel
678 * to the panel size, but I'm not sure this is desirable.
680 if ((mode->hdisplay > native_mode->hdisplay) ||
681 (mode->vdisplay > native_mode->vdisplay))
684 /* if scaling is disabled, block non-native modes */
685 if (radeon_encoder->rmx_type == RMX_OFF) {
686 if ((mode->hdisplay != native_mode->hdisplay) ||
687 (mode->vdisplay != native_mode->vdisplay))
695 static enum drm_connector_status
696 radeon_lvds_detect(struct drm_connector *connector, bool force)
698 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
699 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
700 enum drm_connector_status ret = connector_status_disconnected;
703 r = pm_runtime_get_sync(connector->dev->dev);
705 return connector_status_disconnected;
708 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
709 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
711 /* check if panel is valid */
712 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
713 ret = connector_status_connected;
717 /* check for edid as well */
718 if (radeon_connector->edid)
719 ret = connector_status_connected;
721 if (radeon_connector->ddc_bus) {
722 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
723 &radeon_connector->ddc_bus->adapter);
724 if (radeon_connector->edid)
725 ret = connector_status_connected;
728 /* check acpi lid status ??? */
730 radeon_connector_update_scratch_regs(connector, ret);
731 pm_runtime_mark_last_busy(connector->dev->dev);
732 pm_runtime_put_autosuspend(connector->dev->dev);
736 static void radeon_connector_destroy(struct drm_connector *connector)
738 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
740 if (radeon_connector->edid)
741 kfree(radeon_connector->edid);
742 kfree(radeon_connector->con_priv);
743 drm_connector_unregister(connector);
744 drm_connector_cleanup(connector);
748 static int radeon_lvds_set_property(struct drm_connector *connector,
749 struct drm_property *property,
752 struct drm_device *dev = connector->dev;
753 struct radeon_encoder *radeon_encoder;
754 enum radeon_rmx_type rmx_type;
757 if (property != dev->mode_config.scaling_mode_property)
760 if (connector->encoder)
761 radeon_encoder = to_radeon_encoder(connector->encoder);
763 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
764 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
768 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
769 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
770 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
772 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
774 if (radeon_encoder->rmx_type == rmx_type)
777 radeon_encoder->rmx_type = rmx_type;
779 radeon_property_change_mode(&radeon_encoder->base);
784 static const struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
785 .get_modes = radeon_lvds_get_modes,
786 .mode_valid = radeon_lvds_mode_valid,
787 .best_encoder = radeon_best_single_encoder,
790 static const struct drm_connector_funcs radeon_lvds_connector_funcs = {
791 .dpms = drm_helper_connector_dpms,
792 .detect = radeon_lvds_detect,
793 .fill_modes = drm_helper_probe_single_connector_modes,
794 .destroy = radeon_connector_destroy,
795 .set_property = radeon_lvds_set_property,
798 static int radeon_vga_get_modes(struct drm_connector *connector)
800 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
803 ret = radeon_ddc_get_modes(radeon_connector);
808 static int radeon_vga_mode_valid(struct drm_connector *connector,
809 struct drm_display_mode *mode)
811 struct drm_device *dev = connector->dev;
812 struct radeon_device *rdev = dev->dev_private;
814 /* XXX check mode bandwidth */
816 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
817 return MODE_CLOCK_HIGH;
822 static enum drm_connector_status
823 radeon_vga_detect(struct drm_connector *connector, bool force)
825 struct drm_device *dev = connector->dev;
826 struct radeon_device *rdev = dev->dev_private;
827 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
828 struct drm_encoder *encoder;
829 struct drm_encoder_helper_funcs *encoder_funcs;
831 enum drm_connector_status ret = connector_status_disconnected;
834 r = pm_runtime_get_sync(connector->dev->dev);
836 return connector_status_disconnected;
838 encoder = radeon_best_single_encoder(connector);
840 ret = connector_status_disconnected;
842 if (radeon_connector->ddc_bus)
843 dret = radeon_ddc_probe(radeon_connector, false);
845 radeon_connector->detected_by_load = false;
846 if (radeon_connector->edid) {
847 kfree(radeon_connector->edid);
848 radeon_connector->edid = NULL;
850 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
852 if (!radeon_connector->edid) {
853 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
855 ret = connector_status_connected;
857 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
859 /* some oems have boards with separate digital and analog connectors
860 * with a shared ddc line (often vga + hdmi)
862 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
863 kfree(radeon_connector->edid);
864 radeon_connector->edid = NULL;
865 ret = connector_status_disconnected;
867 ret = connector_status_connected;
871 /* if we aren't forcing don't do destructive polling */
873 /* only return the previous status if we last
874 * detected a monitor via load.
876 if (radeon_connector->detected_by_load)
877 ret = connector->status;
881 if (radeon_connector->dac_load_detect && encoder) {
882 encoder_funcs = encoder->helper_private;
883 ret = encoder_funcs->detect(encoder, connector);
884 if (ret != connector_status_disconnected)
885 radeon_connector->detected_by_load = true;
889 if (ret == connector_status_connected)
890 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
892 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
893 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
894 * by other means, assume the CRT is connected and use that EDID.
896 if ((!rdev->is_atom_bios) &&
897 (ret == connector_status_disconnected) &&
898 rdev->mode_info.bios_hardcoded_edid_size) {
899 ret = connector_status_connected;
902 radeon_connector_update_scratch_regs(connector, ret);
905 pm_runtime_mark_last_busy(connector->dev->dev);
906 pm_runtime_put_autosuspend(connector->dev->dev);
911 static const struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
912 .get_modes = radeon_vga_get_modes,
913 .mode_valid = radeon_vga_mode_valid,
914 .best_encoder = radeon_best_single_encoder,
917 static const struct drm_connector_funcs radeon_vga_connector_funcs = {
918 .dpms = drm_helper_connector_dpms,
919 .detect = radeon_vga_detect,
920 .fill_modes = drm_helper_probe_single_connector_modes,
921 .destroy = radeon_connector_destroy,
922 .set_property = radeon_connector_set_property,
925 static int radeon_tv_get_modes(struct drm_connector *connector)
927 struct drm_device *dev = connector->dev;
928 struct radeon_device *rdev = dev->dev_private;
929 struct drm_display_mode *tv_mode;
930 struct drm_encoder *encoder;
932 encoder = radeon_best_single_encoder(connector);
936 /* avivo chips can scale any mode */
937 if (rdev->family >= CHIP_RS600)
938 /* add scaled modes */
939 radeon_add_common_modes(encoder, connector);
941 /* only 800x600 is supported right now on pre-avivo chips */
942 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
943 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
944 drm_mode_probed_add(connector, tv_mode);
949 static int radeon_tv_mode_valid(struct drm_connector *connector,
950 struct drm_display_mode *mode)
952 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
953 return MODE_CLOCK_RANGE;
957 static enum drm_connector_status
958 radeon_tv_detect(struct drm_connector *connector, bool force)
960 struct drm_encoder *encoder;
961 struct drm_encoder_helper_funcs *encoder_funcs;
962 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
963 enum drm_connector_status ret = connector_status_disconnected;
966 if (!radeon_connector->dac_load_detect)
969 r = pm_runtime_get_sync(connector->dev->dev);
971 return connector_status_disconnected;
973 encoder = radeon_best_single_encoder(connector);
975 ret = connector_status_disconnected;
977 encoder_funcs = encoder->helper_private;
978 ret = encoder_funcs->detect(encoder, connector);
980 if (ret == connector_status_connected)
981 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
982 radeon_connector_update_scratch_regs(connector, ret);
983 pm_runtime_mark_last_busy(connector->dev->dev);
984 pm_runtime_put_autosuspend(connector->dev->dev);
988 static const struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
989 .get_modes = radeon_tv_get_modes,
990 .mode_valid = radeon_tv_mode_valid,
991 .best_encoder = radeon_best_single_encoder,
994 static const struct drm_connector_funcs radeon_tv_connector_funcs = {
995 .dpms = drm_helper_connector_dpms,
996 .detect = radeon_tv_detect,
997 .fill_modes = drm_helper_probe_single_connector_modes,
998 .destroy = radeon_connector_destroy,
999 .set_property = radeon_connector_set_property,
1002 static int radeon_dvi_get_modes(struct drm_connector *connector)
1004 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1007 ret = radeon_ddc_get_modes(radeon_connector);
1011 static bool radeon_check_hpd_status_unchanged(struct drm_connector *connector)
1013 struct drm_device *dev = connector->dev;
1014 struct radeon_device *rdev = dev->dev_private;
1015 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1016 enum drm_connector_status status;
1018 /* We only trust HPD on R600 and newer ASICS. */
1019 if (rdev->family >= CHIP_R600
1020 && radeon_connector->hpd.hpd != RADEON_HPD_NONE) {
1021 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1022 status = connector_status_connected;
1024 status = connector_status_disconnected;
1025 if (connector->status == status)
1033 * DVI is complicated
1034 * Do a DDC probe, if DDC probe passes, get the full EDID so
1035 * we can do analog/digital monitor detection at this point.
1036 * If the monitor is an analog monitor or we got no DDC,
1037 * we need to find the DAC encoder object for this connector.
1038 * If we got no DDC, we do load detection on the DAC encoder object.
1039 * If we got analog DDC or load detection passes on the DAC encoder
1040 * we have to check if this analog encoder is shared with anyone else (TV)
1041 * if its shared we have to set the other connector to disconnected.
1043 static enum drm_connector_status
1044 radeon_dvi_detect(struct drm_connector *connector, bool force)
1046 struct drm_device *dev = connector->dev;
1047 struct radeon_device *rdev = dev->dev_private;
1048 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1049 struct drm_encoder *encoder = NULL;
1050 struct drm_encoder_helper_funcs *encoder_funcs;
1051 struct drm_mode_object *obj;
1053 enum drm_connector_status ret = connector_status_disconnected;
1054 bool dret = false, broken_edid = false;
1056 r = pm_runtime_get_sync(connector->dev->dev);
1058 return connector_status_disconnected;
1060 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1061 ret = connector->status;
1065 if (radeon_connector->ddc_bus)
1066 dret = radeon_ddc_probe(radeon_connector, false);
1068 radeon_connector->detected_by_load = false;
1069 if (radeon_connector->edid) {
1070 kfree(radeon_connector->edid);
1071 radeon_connector->edid = NULL;
1073 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
1075 if (!radeon_connector->edid) {
1076 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
1078 /* rs690 seems to have a problem with connectors not existing and always
1079 * return a block of 0's. If we see this just stop polling on this output */
1080 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
1081 ret = connector_status_disconnected;
1082 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n",
1084 radeon_connector->ddc_bus = NULL;
1086 ret = connector_status_connected;
1087 broken_edid = true; /* defer use_digital to later */
1090 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
1092 /* some oems have boards with separate digital and analog connectors
1093 * with a shared ddc line (often vga + hdmi)
1095 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
1096 kfree(radeon_connector->edid);
1097 radeon_connector->edid = NULL;
1098 ret = connector_status_disconnected;
1100 ret = connector_status_connected;
1102 /* This gets complicated. We have boards with VGA + HDMI with a
1103 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1104 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1105 * you don't really know what's connected to which port as both are digital.
1107 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
1108 struct drm_connector *list_connector;
1109 struct radeon_connector *list_radeon_connector;
1110 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
1111 if (connector == list_connector)
1113 list_radeon_connector = to_radeon_connector(list_connector);
1114 if (list_radeon_connector->shared_ddc &&
1115 (list_radeon_connector->ddc_bus->rec.i2c_id ==
1116 radeon_connector->ddc_bus->rec.i2c_id)) {
1117 /* cases where both connectors are digital */
1118 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
1119 /* hpd is our only option in this case */
1120 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1121 kfree(radeon_connector->edid);
1122 radeon_connector->edid = NULL;
1123 ret = connector_status_disconnected;
1132 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
1135 /* DVI-D and HDMI-A are digital only */
1136 if ((connector->connector_type == DRM_MODE_CONNECTOR_DVID) ||
1137 (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA))
1140 /* if we aren't forcing don't do destructive polling */
1142 /* only return the previous status if we last
1143 * detected a monitor via load.
1145 if (radeon_connector->detected_by_load)
1146 ret = connector->status;
1150 /* find analog encoder */
1151 if (radeon_connector->dac_load_detect) {
1152 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1153 if (connector->encoder_ids[i] == 0)
1156 obj = drm_mode_object_find(connector->dev,
1157 connector->encoder_ids[i],
1158 DRM_MODE_OBJECT_ENCODER);
1162 encoder = obj_to_encoder(obj);
1164 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
1165 encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
1168 encoder_funcs = encoder->helper_private;
1169 if (encoder_funcs->detect) {
1171 if (ret != connector_status_connected) {
1172 /* deal with analog monitors without DDC */
1173 ret = encoder_funcs->detect(encoder, connector);
1174 if (ret == connector_status_connected) {
1175 radeon_connector->use_digital = false;
1177 if (ret != connector_status_disconnected)
1178 radeon_connector->detected_by_load = true;
1181 enum drm_connector_status lret;
1182 /* assume digital unless load detected otherwise */
1183 radeon_connector->use_digital = true;
1184 lret = encoder_funcs->detect(encoder, connector);
1185 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
1186 if (lret == connector_status_connected)
1187 radeon_connector->use_digital = false;
1194 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
1196 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
1199 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1200 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1201 * by other means, assume the DFP is connected and use that EDID. In most
1202 * cases the DVI port is actually a virtual KVM port connected to the service
1206 if ((!rdev->is_atom_bios) &&
1207 (ret == connector_status_disconnected) &&
1208 rdev->mode_info.bios_hardcoded_edid_size) {
1209 radeon_connector->use_digital = true;
1210 ret = connector_status_connected;
1213 /* updated in get modes as well since we need to know if it's analog or digital */
1214 radeon_connector_update_scratch_regs(connector, ret);
1217 pm_runtime_mark_last_busy(connector->dev->dev);
1218 pm_runtime_put_autosuspend(connector->dev->dev);
1223 /* okay need to be smart in here about which encoder to pick */
1224 static struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1226 int enc_id = connector->encoder_ids[0];
1227 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1228 struct drm_mode_object *obj;
1229 struct drm_encoder *encoder;
1231 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1232 if (connector->encoder_ids[i] == 0)
1235 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1239 encoder = obj_to_encoder(obj);
1241 if (radeon_connector->use_digital == true) {
1242 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1245 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1246 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1251 /* see if we have a default encoder TODO */
1253 /* then check use digitial */
1254 /* pick the first one */
1256 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1259 encoder = obj_to_encoder(obj);
1265 static void radeon_dvi_force(struct drm_connector *connector)
1267 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1268 if (connector->force == DRM_FORCE_ON)
1269 radeon_connector->use_digital = false;
1270 if (connector->force == DRM_FORCE_ON_DIGITAL)
1271 radeon_connector->use_digital = true;
1274 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1275 struct drm_display_mode *mode)
1277 struct drm_device *dev = connector->dev;
1278 struct radeon_device *rdev = dev->dev_private;
1279 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1281 /* XXX check mode bandwidth */
1283 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1284 if (radeon_connector->use_digital &&
1285 (rdev->family == CHIP_RV100) &&
1286 (mode->clock > 135000))
1287 return MODE_CLOCK_HIGH;
1289 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1290 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1291 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1292 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1294 else if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
1295 /* HDMI 1.3+ supports max clock of 340 Mhz */
1296 if (mode->clock > 340000)
1297 return MODE_CLOCK_HIGH;
1301 return MODE_CLOCK_HIGH;
1305 /* check against the max pixel clock */
1306 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1307 return MODE_CLOCK_HIGH;
1312 static const struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1313 .get_modes = radeon_dvi_get_modes,
1314 .mode_valid = radeon_dvi_mode_valid,
1315 .best_encoder = radeon_dvi_encoder,
1318 static const struct drm_connector_funcs radeon_dvi_connector_funcs = {
1319 .dpms = drm_helper_connector_dpms,
1320 .detect = radeon_dvi_detect,
1321 .fill_modes = drm_helper_probe_single_connector_modes,
1322 .set_property = radeon_connector_set_property,
1323 .destroy = radeon_connector_destroy,
1324 .force = radeon_dvi_force,
1327 static int radeon_dp_get_modes(struct drm_connector *connector)
1329 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1330 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1331 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1334 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1335 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1336 struct drm_display_mode *mode;
1338 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1339 if (!radeon_dig_connector->edp_on)
1340 atombios_set_edp_panel_power(connector,
1341 ATOM_TRANSMITTER_ACTION_POWER_ON);
1342 ret = radeon_ddc_get_modes(radeon_connector);
1343 if (!radeon_dig_connector->edp_on)
1344 atombios_set_edp_panel_power(connector,
1345 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1347 /* need to setup ddc on the bridge */
1348 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1349 ENCODER_OBJECT_ID_NONE) {
1351 radeon_atom_ext_encoder_setup_ddc(encoder);
1353 ret = radeon_ddc_get_modes(radeon_connector);
1358 radeon_fixup_lvds_native_mode(encoder, connector);
1359 /* add scaled modes */
1360 radeon_add_common_modes(encoder, connector);
1368 /* we have no EDID modes */
1369 mode = radeon_fp_native_mode(encoder);
1372 drm_mode_probed_add(connector, mode);
1373 /* add the width/height from vbios tables if available */
1374 connector->display_info.width_mm = mode->width_mm;
1375 connector->display_info.height_mm = mode->height_mm;
1376 /* add scaled modes */
1377 radeon_add_common_modes(encoder, connector);
1380 /* need to setup ddc on the bridge */
1381 if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1382 ENCODER_OBJECT_ID_NONE) {
1384 radeon_atom_ext_encoder_setup_ddc(encoder);
1386 ret = radeon_ddc_get_modes(radeon_connector);
1392 u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector)
1394 struct drm_mode_object *obj;
1395 struct drm_encoder *encoder;
1396 struct radeon_encoder *radeon_encoder;
1399 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1400 if (connector->encoder_ids[i] == 0)
1403 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1407 encoder = obj_to_encoder(obj);
1408 radeon_encoder = to_radeon_encoder(encoder);
1410 switch (radeon_encoder->encoder_id) {
1411 case ENCODER_OBJECT_ID_TRAVIS:
1412 case ENCODER_OBJECT_ID_NUTMEG:
1413 return radeon_encoder->encoder_id;
1419 return ENCODER_OBJECT_ID_NONE;
1422 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1424 struct drm_mode_object *obj;
1425 struct drm_encoder *encoder;
1426 struct radeon_encoder *radeon_encoder;
1430 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1431 if (connector->encoder_ids[i] == 0)
1434 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1438 encoder = obj_to_encoder(obj);
1439 radeon_encoder = to_radeon_encoder(encoder);
1440 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1447 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1449 struct drm_device *dev = connector->dev;
1450 struct radeon_device *rdev = dev->dev_private;
1452 if (ASIC_IS_DCE5(rdev) &&
1453 (rdev->clock.default_dispclk >= 53900) &&
1454 radeon_connector_encoder_is_hbr2(connector)) {
1461 static enum drm_connector_status
1462 radeon_dp_detect(struct drm_connector *connector, bool force)
1464 struct drm_device *dev = connector->dev;
1465 struct radeon_device *rdev = dev->dev_private;
1466 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1467 enum drm_connector_status ret = connector_status_disconnected;
1468 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1469 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1472 r = pm_runtime_get_sync(connector->dev->dev);
1474 return connector_status_disconnected;
1476 if (!force && radeon_check_hpd_status_unchanged(connector)) {
1477 ret = connector->status;
1481 if (radeon_connector->edid) {
1482 kfree(radeon_connector->edid);
1483 radeon_connector->edid = NULL;
1486 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1487 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1489 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1490 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1492 /* check if panel is valid */
1493 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1494 ret = connector_status_connected;
1496 /* eDP is always DP */
1497 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1498 if (!radeon_dig_connector->edp_on)
1499 atombios_set_edp_panel_power(connector,
1500 ATOM_TRANSMITTER_ACTION_POWER_ON);
1501 if (radeon_dp_getdpcd(radeon_connector))
1502 ret = connector_status_connected;
1503 if (!radeon_dig_connector->edp_on)
1504 atombios_set_edp_panel_power(connector,
1505 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1506 } else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
1507 ENCODER_OBJECT_ID_NONE) {
1508 /* DP bridges are always DP */
1509 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1510 /* get the DPCD from the bridge */
1511 radeon_dp_getdpcd(radeon_connector);
1514 /* setup ddc on the bridge */
1515 radeon_atom_ext_encoder_setup_ddc(encoder);
1516 /* bridge chips are always aux */
1517 if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */
1518 ret = connector_status_connected;
1519 else if (radeon_connector->dac_load_detect) { /* try load detection */
1520 struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
1521 ret = encoder_funcs->detect(encoder, connector);
1525 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1526 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1527 ret = connector_status_connected;
1528 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1529 radeon_dp_getdpcd(radeon_connector);
1531 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1532 if (radeon_dp_getdpcd(radeon_connector))
1533 ret = connector_status_connected;
1535 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1536 if (radeon_ddc_probe(radeon_connector, false))
1537 ret = connector_status_connected;
1542 radeon_connector_update_scratch_regs(connector, ret);
1544 pm_runtime_mark_last_busy(connector->dev->dev);
1545 pm_runtime_put_autosuspend(connector->dev->dev);
1550 static int radeon_dp_mode_valid(struct drm_connector *connector,
1551 struct drm_display_mode *mode)
1553 struct drm_device *dev = connector->dev;
1554 struct radeon_device *rdev = dev->dev_private;
1555 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1556 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1558 /* XXX check mode bandwidth */
1560 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1561 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1562 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1564 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1568 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1569 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1571 /* AVIVO hardware supports downscaling modes larger than the panel
1572 * to the panel size, but I'm not sure this is desirable.
1574 if ((mode->hdisplay > native_mode->hdisplay) ||
1575 (mode->vdisplay > native_mode->vdisplay))
1578 /* if scaling is disabled, block non-native modes */
1579 if (radeon_encoder->rmx_type == RMX_OFF) {
1580 if ((mode->hdisplay != native_mode->hdisplay) ||
1581 (mode->vdisplay != native_mode->vdisplay))
1586 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1587 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
1588 return radeon_dp_mode_valid_helper(connector, mode);
1590 if (ASIC_IS_DCE6(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
1591 /* HDMI 1.3+ supports max clock of 340 Mhz */
1592 if (mode->clock > 340000)
1593 return MODE_CLOCK_HIGH;
1595 if (mode->clock > 165000)
1596 return MODE_CLOCK_HIGH;
1604 static const struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1605 .get_modes = radeon_dp_get_modes,
1606 .mode_valid = radeon_dp_mode_valid,
1607 .best_encoder = radeon_dvi_encoder,
1610 static const struct drm_connector_funcs radeon_dp_connector_funcs = {
1611 .dpms = drm_helper_connector_dpms,
1612 .detect = radeon_dp_detect,
1613 .fill_modes = drm_helper_probe_single_connector_modes,
1614 .set_property = radeon_connector_set_property,
1615 .destroy = radeon_connector_destroy,
1616 .force = radeon_dvi_force,
1619 static const struct drm_connector_funcs radeon_edp_connector_funcs = {
1620 .dpms = drm_helper_connector_dpms,
1621 .detect = radeon_dp_detect,
1622 .fill_modes = drm_helper_probe_single_connector_modes,
1623 .set_property = radeon_lvds_set_property,
1624 .destroy = radeon_connector_destroy,
1625 .force = radeon_dvi_force,
1628 static const struct drm_connector_funcs radeon_lvds_bridge_connector_funcs = {
1629 .dpms = drm_helper_connector_dpms,
1630 .detect = radeon_dp_detect,
1631 .fill_modes = drm_helper_probe_single_connector_modes,
1632 .set_property = radeon_lvds_set_property,
1633 .destroy = radeon_connector_destroy,
1634 .force = radeon_dvi_force,
1638 radeon_add_atom_connector(struct drm_device *dev,
1639 uint32_t connector_id,
1640 uint32_t supported_device,
1642 struct radeon_i2c_bus_rec *i2c_bus,
1643 uint32_t igp_lane_info,
1644 uint16_t connector_object_id,
1645 struct radeon_hpd *hpd,
1646 struct radeon_router *router)
1648 struct radeon_device *rdev = dev->dev_private;
1649 struct drm_connector *connector;
1650 struct radeon_connector *radeon_connector;
1651 struct radeon_connector_atom_dig *radeon_dig_connector;
1652 struct drm_encoder *encoder;
1653 struct radeon_encoder *radeon_encoder;
1654 uint32_t subpixel_order = SubPixelNone;
1655 bool shared_ddc = false;
1656 bool is_dp_bridge = false;
1657 bool has_aux = false;
1659 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1662 /* if the user selected tv=0 don't try and add the connector */
1663 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1664 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1665 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1669 /* see if we already added it */
1670 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1671 radeon_connector = to_radeon_connector(connector);
1672 if (radeon_connector->connector_id == connector_id) {
1673 radeon_connector->devices |= supported_device;
1676 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1677 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1678 radeon_connector->shared_ddc = true;
1681 if (radeon_connector->router_bus && router->ddc_valid &&
1682 (radeon_connector->router.router_id == router->router_id)) {
1683 radeon_connector->shared_ddc = false;
1689 /* check if it's a dp bridge */
1690 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1691 radeon_encoder = to_radeon_encoder(encoder);
1692 if (radeon_encoder->devices & supported_device) {
1693 switch (radeon_encoder->encoder_id) {
1694 case ENCODER_OBJECT_ID_TRAVIS:
1695 case ENCODER_OBJECT_ID_NUTMEG:
1696 is_dp_bridge = true;
1704 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1705 if (!radeon_connector)
1708 connector = &radeon_connector->base;
1710 radeon_connector->connector_id = connector_id;
1711 radeon_connector->devices = supported_device;
1712 radeon_connector->shared_ddc = shared_ddc;
1713 radeon_connector->connector_object_id = connector_object_id;
1714 radeon_connector->hpd = *hpd;
1716 radeon_connector->router = *router;
1717 if (router->ddc_valid || router->cd_valid) {
1718 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1719 if (!radeon_connector->router_bus)
1720 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1724 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1725 if (!radeon_dig_connector)
1727 radeon_dig_connector->igp_lane_info = igp_lane_info;
1728 radeon_connector->con_priv = radeon_dig_connector;
1729 if (i2c_bus->valid) {
1730 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1731 if (radeon_connector->ddc_bus)
1734 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1736 switch (connector_type) {
1737 case DRM_MODE_CONNECTOR_VGA:
1738 case DRM_MODE_CONNECTOR_DVIA:
1740 drm_connector_init(dev, &radeon_connector->base,
1741 &radeon_dp_connector_funcs, connector_type);
1742 drm_connector_helper_add(&radeon_connector->base,
1743 &radeon_dp_connector_helper_funcs);
1744 connector->interlace_allowed = true;
1745 connector->doublescan_allowed = true;
1746 radeon_connector->dac_load_detect = true;
1747 drm_object_attach_property(&radeon_connector->base.base,
1748 rdev->mode_info.load_detect_property,
1751 case DRM_MODE_CONNECTOR_DVII:
1752 case DRM_MODE_CONNECTOR_DVID:
1753 case DRM_MODE_CONNECTOR_HDMIA:
1754 case DRM_MODE_CONNECTOR_HDMIB:
1755 case DRM_MODE_CONNECTOR_DisplayPort:
1756 drm_connector_init(dev, &radeon_connector->base,
1757 &radeon_dp_connector_funcs, connector_type);
1758 drm_connector_helper_add(&radeon_connector->base,
1759 &radeon_dp_connector_helper_funcs);
1760 drm_object_attach_property(&radeon_connector->base.base,
1761 rdev->mode_info.underscan_property,
1763 drm_object_attach_property(&radeon_connector->base.base,
1764 rdev->mode_info.underscan_hborder_property,
1766 drm_object_attach_property(&radeon_connector->base.base,
1767 rdev->mode_info.underscan_vborder_property,
1770 drm_object_attach_property(&radeon_connector->base.base,
1771 rdev->mode_info.dither_property,
1772 RADEON_FMT_DITHER_DISABLE);
1774 if (radeon_audio != 0)
1775 drm_object_attach_property(&radeon_connector->base.base,
1776 rdev->mode_info.audio_property,
1779 subpixel_order = SubPixelHorizontalRGB;
1780 connector->interlace_allowed = true;
1781 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1782 connector->doublescan_allowed = true;
1784 connector->doublescan_allowed = false;
1785 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1786 radeon_connector->dac_load_detect = true;
1787 drm_object_attach_property(&radeon_connector->base.base,
1788 rdev->mode_info.load_detect_property,
1792 case DRM_MODE_CONNECTOR_LVDS:
1793 case DRM_MODE_CONNECTOR_eDP:
1794 drm_connector_init(dev, &radeon_connector->base,
1795 &radeon_lvds_bridge_connector_funcs, connector_type);
1796 drm_connector_helper_add(&radeon_connector->base,
1797 &radeon_dp_connector_helper_funcs);
1798 drm_object_attach_property(&radeon_connector->base.base,
1799 dev->mode_config.scaling_mode_property,
1800 DRM_MODE_SCALE_FULLSCREEN);
1801 subpixel_order = SubPixelHorizontalRGB;
1802 connector->interlace_allowed = false;
1803 connector->doublescan_allowed = false;
1807 switch (connector_type) {
1808 case DRM_MODE_CONNECTOR_VGA:
1809 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1810 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1811 if (i2c_bus->valid) {
1812 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1813 if (!radeon_connector->ddc_bus)
1814 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1816 radeon_connector->dac_load_detect = true;
1817 drm_object_attach_property(&radeon_connector->base.base,
1818 rdev->mode_info.load_detect_property,
1820 /* no HPD on analog connectors */
1821 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1822 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1823 connector->interlace_allowed = true;
1824 connector->doublescan_allowed = true;
1826 case DRM_MODE_CONNECTOR_DVIA:
1827 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1828 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1829 if (i2c_bus->valid) {
1830 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1831 if (!radeon_connector->ddc_bus)
1832 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1834 radeon_connector->dac_load_detect = true;
1835 drm_object_attach_property(&radeon_connector->base.base,
1836 rdev->mode_info.load_detect_property,
1838 /* no HPD on analog connectors */
1839 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1840 connector->interlace_allowed = true;
1841 connector->doublescan_allowed = true;
1843 case DRM_MODE_CONNECTOR_DVII:
1844 case DRM_MODE_CONNECTOR_DVID:
1845 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1846 if (!radeon_dig_connector)
1848 radeon_dig_connector->igp_lane_info = igp_lane_info;
1849 radeon_connector->con_priv = radeon_dig_connector;
1850 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1851 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1852 if (i2c_bus->valid) {
1853 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1854 if (!radeon_connector->ddc_bus)
1855 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1857 subpixel_order = SubPixelHorizontalRGB;
1858 drm_object_attach_property(&radeon_connector->base.base,
1859 rdev->mode_info.coherent_mode_property,
1861 if (ASIC_IS_AVIVO(rdev)) {
1862 drm_object_attach_property(&radeon_connector->base.base,
1863 rdev->mode_info.underscan_property,
1865 drm_object_attach_property(&radeon_connector->base.base,
1866 rdev->mode_info.underscan_hborder_property,
1868 drm_object_attach_property(&radeon_connector->base.base,
1869 rdev->mode_info.underscan_vborder_property,
1872 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1873 drm_object_attach_property(&radeon_connector->base.base,
1874 rdev->mode_info.audio_property,
1877 if (ASIC_IS_AVIVO(rdev)) {
1878 drm_object_attach_property(&radeon_connector->base.base,
1879 rdev->mode_info.dither_property,
1880 RADEON_FMT_DITHER_DISABLE);
1882 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1883 radeon_connector->dac_load_detect = true;
1884 drm_object_attach_property(&radeon_connector->base.base,
1885 rdev->mode_info.load_detect_property,
1888 connector->interlace_allowed = true;
1889 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1890 connector->doublescan_allowed = true;
1892 connector->doublescan_allowed = false;
1894 case DRM_MODE_CONNECTOR_HDMIA:
1895 case DRM_MODE_CONNECTOR_HDMIB:
1896 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1897 if (!radeon_dig_connector)
1899 radeon_dig_connector->igp_lane_info = igp_lane_info;
1900 radeon_connector->con_priv = radeon_dig_connector;
1901 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1902 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1903 if (i2c_bus->valid) {
1904 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1905 if (!radeon_connector->ddc_bus)
1906 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1908 drm_object_attach_property(&radeon_connector->base.base,
1909 rdev->mode_info.coherent_mode_property,
1911 if (ASIC_IS_AVIVO(rdev)) {
1912 drm_object_attach_property(&radeon_connector->base.base,
1913 rdev->mode_info.underscan_property,
1915 drm_object_attach_property(&radeon_connector->base.base,
1916 rdev->mode_info.underscan_hborder_property,
1918 drm_object_attach_property(&radeon_connector->base.base,
1919 rdev->mode_info.underscan_vborder_property,
1922 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1923 drm_object_attach_property(&radeon_connector->base.base,
1924 rdev->mode_info.audio_property,
1927 if (ASIC_IS_AVIVO(rdev)) {
1928 drm_object_attach_property(&radeon_connector->base.base,
1929 rdev->mode_info.dither_property,
1930 RADEON_FMT_DITHER_DISABLE);
1932 subpixel_order = SubPixelHorizontalRGB;
1933 connector->interlace_allowed = true;
1934 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1935 connector->doublescan_allowed = true;
1937 connector->doublescan_allowed = false;
1939 case DRM_MODE_CONNECTOR_DisplayPort:
1940 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1941 if (!radeon_dig_connector)
1943 radeon_dig_connector->igp_lane_info = igp_lane_info;
1944 radeon_connector->con_priv = radeon_dig_connector;
1945 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1946 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1947 if (i2c_bus->valid) {
1948 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1949 if (radeon_connector->ddc_bus)
1952 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1954 subpixel_order = SubPixelHorizontalRGB;
1955 drm_object_attach_property(&radeon_connector->base.base,
1956 rdev->mode_info.coherent_mode_property,
1958 if (ASIC_IS_AVIVO(rdev)) {
1959 drm_object_attach_property(&radeon_connector->base.base,
1960 rdev->mode_info.underscan_property,
1962 drm_object_attach_property(&radeon_connector->base.base,
1963 rdev->mode_info.underscan_hborder_property,
1965 drm_object_attach_property(&radeon_connector->base.base,
1966 rdev->mode_info.underscan_vborder_property,
1969 if (ASIC_IS_DCE2(rdev) && (radeon_audio != 0)) {
1970 drm_object_attach_property(&radeon_connector->base.base,
1971 rdev->mode_info.audio_property,
1974 if (ASIC_IS_AVIVO(rdev)) {
1975 drm_object_attach_property(&radeon_connector->base.base,
1976 rdev->mode_info.dither_property,
1977 RADEON_FMT_DITHER_DISABLE);
1980 connector->interlace_allowed = true;
1981 /* in theory with a DP to VGA converter... */
1982 connector->doublescan_allowed = false;
1984 case DRM_MODE_CONNECTOR_eDP:
1985 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1986 if (!radeon_dig_connector)
1988 radeon_dig_connector->igp_lane_info = igp_lane_info;
1989 radeon_connector->con_priv = radeon_dig_connector;
1990 drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
1991 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1992 if (i2c_bus->valid) {
1993 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1994 if (radeon_connector->ddc_bus)
1997 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1999 drm_object_attach_property(&radeon_connector->base.base,
2000 dev->mode_config.scaling_mode_property,
2001 DRM_MODE_SCALE_FULLSCREEN);
2002 subpixel_order = SubPixelHorizontalRGB;
2003 connector->interlace_allowed = false;
2004 connector->doublescan_allowed = false;
2006 case DRM_MODE_CONNECTOR_SVIDEO:
2007 case DRM_MODE_CONNECTOR_Composite:
2008 case DRM_MODE_CONNECTOR_9PinDIN:
2009 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2010 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2011 radeon_connector->dac_load_detect = true;
2012 drm_object_attach_property(&radeon_connector->base.base,
2013 rdev->mode_info.load_detect_property,
2015 drm_object_attach_property(&radeon_connector->base.base,
2016 rdev->mode_info.tv_std_property,
2017 radeon_atombios_get_tv_info(rdev));
2018 /* no HPD on analog connectors */
2019 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2020 connector->interlace_allowed = false;
2021 connector->doublescan_allowed = false;
2023 case DRM_MODE_CONNECTOR_LVDS:
2024 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
2025 if (!radeon_dig_connector)
2027 radeon_dig_connector->igp_lane_info = igp_lane_info;
2028 radeon_connector->con_priv = radeon_dig_connector;
2029 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2030 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2031 if (i2c_bus->valid) {
2032 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2033 if (!radeon_connector->ddc_bus)
2034 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2036 drm_object_attach_property(&radeon_connector->base.base,
2037 dev->mode_config.scaling_mode_property,
2038 DRM_MODE_SCALE_FULLSCREEN);
2039 subpixel_order = SubPixelHorizontalRGB;
2040 connector->interlace_allowed = false;
2041 connector->doublescan_allowed = false;
2046 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2048 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2050 connector->polled = DRM_CONNECTOR_POLL_HPD;
2052 connector->display_info.subpixel_order = subpixel_order;
2053 drm_connector_register(connector);
2056 radeon_dp_aux_init(radeon_connector);
2061 drm_connector_cleanup(connector);
2066 radeon_add_legacy_connector(struct drm_device *dev,
2067 uint32_t connector_id,
2068 uint32_t supported_device,
2070 struct radeon_i2c_bus_rec *i2c_bus,
2071 uint16_t connector_object_id,
2072 struct radeon_hpd *hpd)
2074 struct radeon_device *rdev = dev->dev_private;
2075 struct drm_connector *connector;
2076 struct radeon_connector *radeon_connector;
2077 uint32_t subpixel_order = SubPixelNone;
2079 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
2082 /* if the user selected tv=0 don't try and add the connector */
2083 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
2084 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
2085 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
2089 /* see if we already added it */
2090 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
2091 radeon_connector = to_radeon_connector(connector);
2092 if (radeon_connector->connector_id == connector_id) {
2093 radeon_connector->devices |= supported_device;
2098 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
2099 if (!radeon_connector)
2102 connector = &radeon_connector->base;
2104 radeon_connector->connector_id = connector_id;
2105 radeon_connector->devices = supported_device;
2106 radeon_connector->connector_object_id = connector_object_id;
2107 radeon_connector->hpd = *hpd;
2109 switch (connector_type) {
2110 case DRM_MODE_CONNECTOR_VGA:
2111 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2112 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2113 if (i2c_bus->valid) {
2114 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2115 if (!radeon_connector->ddc_bus)
2116 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2118 radeon_connector->dac_load_detect = true;
2119 drm_object_attach_property(&radeon_connector->base.base,
2120 rdev->mode_info.load_detect_property,
2122 /* no HPD on analog connectors */
2123 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2124 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2125 connector->interlace_allowed = true;
2126 connector->doublescan_allowed = true;
2128 case DRM_MODE_CONNECTOR_DVIA:
2129 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
2130 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
2131 if (i2c_bus->valid) {
2132 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2133 if (!radeon_connector->ddc_bus)
2134 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2136 radeon_connector->dac_load_detect = true;
2137 drm_object_attach_property(&radeon_connector->base.base,
2138 rdev->mode_info.load_detect_property,
2140 /* no HPD on analog connectors */
2141 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2142 connector->interlace_allowed = true;
2143 connector->doublescan_allowed = true;
2145 case DRM_MODE_CONNECTOR_DVII:
2146 case DRM_MODE_CONNECTOR_DVID:
2147 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
2148 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
2149 if (i2c_bus->valid) {
2150 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2151 if (!radeon_connector->ddc_bus)
2152 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2154 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
2155 radeon_connector->dac_load_detect = true;
2156 drm_object_attach_property(&radeon_connector->base.base,
2157 rdev->mode_info.load_detect_property,
2160 subpixel_order = SubPixelHorizontalRGB;
2161 connector->interlace_allowed = true;
2162 if (connector_type == DRM_MODE_CONNECTOR_DVII)
2163 connector->doublescan_allowed = true;
2165 connector->doublescan_allowed = false;
2167 case DRM_MODE_CONNECTOR_SVIDEO:
2168 case DRM_MODE_CONNECTOR_Composite:
2169 case DRM_MODE_CONNECTOR_9PinDIN:
2170 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
2171 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
2172 radeon_connector->dac_load_detect = true;
2173 /* RS400,RC410,RS480 chipset seems to report a lot
2174 * of false positive on load detect, we haven't yet
2175 * found a way to make load detect reliable on those
2176 * chipset, thus just disable it for TV.
2178 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
2179 radeon_connector->dac_load_detect = false;
2180 drm_object_attach_property(&radeon_connector->base.base,
2181 rdev->mode_info.load_detect_property,
2182 radeon_connector->dac_load_detect);
2183 drm_object_attach_property(&radeon_connector->base.base,
2184 rdev->mode_info.tv_std_property,
2185 radeon_combios_get_tv_info(rdev));
2186 /* no HPD on analog connectors */
2187 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
2188 connector->interlace_allowed = false;
2189 connector->doublescan_allowed = false;
2191 case DRM_MODE_CONNECTOR_LVDS:
2192 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
2193 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
2194 if (i2c_bus->valid) {
2195 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
2196 if (!radeon_connector->ddc_bus)
2197 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
2199 drm_object_attach_property(&radeon_connector->base.base,
2200 dev->mode_config.scaling_mode_property,
2201 DRM_MODE_SCALE_FULLSCREEN);
2202 subpixel_order = SubPixelHorizontalRGB;
2203 connector->interlace_allowed = false;
2204 connector->doublescan_allowed = false;
2208 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
2210 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
2212 connector->polled = DRM_CONNECTOR_POLL_HPD;
2213 connector->display_info.subpixel_order = subpixel_order;
2214 drm_connector_register(connector);