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
28 #include "drm_crtc_helper.h"
29 #include "drm_fb_helper.h"
30 #include "radeon_drm.h"
35 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
36 struct drm_encoder *encoder,
39 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
40 struct drm_encoder *encoder,
44 radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
45 struct drm_connector *drm_connector);
47 bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
49 void radeon_connector_hotplug(struct drm_connector *connector)
51 struct drm_device *dev = connector->dev;
52 struct radeon_device *rdev = dev->dev_private;
53 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
55 /* bail if the connector does not have hpd pin, e.g.,
58 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
61 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
63 /* powering up/down the eDP panel generates hpd events which
64 * can interfere with modesetting.
66 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
69 /* pre-r600 did not always have the hpd pins mapped accurately to connectors */
70 if (rdev->family >= CHIP_R600) {
71 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
72 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
74 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
78 static void radeon_property_change_mode(struct drm_encoder *encoder)
80 struct drm_crtc *crtc = encoder->crtc;
82 if (crtc && crtc->enabled) {
83 drm_crtc_helper_set_mode(crtc, &crtc->mode,
84 crtc->x, crtc->y, crtc->fb);
88 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
90 struct drm_device *dev = connector->dev;
91 struct radeon_device *rdev = dev->dev_private;
92 struct drm_encoder *best_encoder = NULL;
93 struct drm_encoder *encoder = NULL;
94 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
95 struct drm_mode_object *obj;
99 best_encoder = connector_funcs->best_encoder(connector);
101 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
102 if (connector->encoder_ids[i] == 0)
105 obj = drm_mode_object_find(connector->dev,
106 connector->encoder_ids[i],
107 DRM_MODE_OBJECT_ENCODER);
111 encoder = obj_to_encoder(obj);
113 if ((encoder == best_encoder) && (status == connector_status_connected))
118 if (rdev->is_atom_bios)
119 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
121 radeon_combios_connected_scratch_regs(connector, encoder, connected);
126 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
128 struct drm_mode_object *obj;
129 struct drm_encoder *encoder;
132 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
133 if (connector->encoder_ids[i] == 0)
136 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
140 encoder = obj_to_encoder(obj);
141 if (encoder->encoder_type == encoder_type)
147 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
149 int enc_id = connector->encoder_ids[0];
150 struct drm_mode_object *obj;
151 struct drm_encoder *encoder;
153 /* pick the encoder ids */
155 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
158 encoder = obj_to_encoder(obj);
165 * radeon_connector_analog_encoder_conflict_solve
166 * - search for other connectors sharing this encoder
167 * if priority is true, then set them disconnected if this is connected
168 * if priority is false, set us disconnected if they are connected
170 static enum drm_connector_status
171 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
172 struct drm_encoder *encoder,
173 enum drm_connector_status current_status,
176 struct drm_device *dev = connector->dev;
177 struct drm_connector *conflict;
178 struct radeon_connector *radeon_conflict;
181 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
182 if (conflict == connector)
185 radeon_conflict = to_radeon_connector(conflict);
186 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
187 if (conflict->encoder_ids[i] == 0)
190 /* if the IDs match */
191 if (conflict->encoder_ids[i] == encoder->base.id) {
192 if (conflict->status != connector_status_connected)
195 if (radeon_conflict->use_digital)
198 if (priority == true) {
199 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
200 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
201 conflict->status = connector_status_disconnected;
202 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
204 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
205 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
206 current_status = connector_status_disconnected;
212 return current_status;
216 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
218 struct drm_device *dev = encoder->dev;
219 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
220 struct drm_display_mode *mode = NULL;
221 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
223 if (native_mode->hdisplay != 0 &&
224 native_mode->vdisplay != 0 &&
225 native_mode->clock != 0) {
226 mode = drm_mode_duplicate(dev, native_mode);
227 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
228 drm_mode_set_name(mode);
230 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
231 } else if (native_mode->hdisplay != 0 &&
232 native_mode->vdisplay != 0) {
233 /* mac laptops without an edid */
234 /* Note that this is not necessarily the exact panel mode,
235 * but an approximation based on the cvt formula. For these
236 * systems we should ideally read the mode info out of the
237 * registers or add a mode table, but this works and is much
240 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
241 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
242 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
247 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
249 struct drm_device *dev = encoder->dev;
250 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
251 struct drm_display_mode *mode = NULL;
252 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
257 } common_modes[17] = {
277 for (i = 0; i < 17; i++) {
278 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
279 if (common_modes[i].w > 1024 ||
280 common_modes[i].h > 768)
283 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
284 if (common_modes[i].w > native_mode->hdisplay ||
285 common_modes[i].h > native_mode->vdisplay ||
286 (common_modes[i].w == native_mode->hdisplay &&
287 common_modes[i].h == native_mode->vdisplay))
290 if (common_modes[i].w < 320 || common_modes[i].h < 200)
293 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
294 drm_mode_probed_add(connector, mode);
298 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
301 struct drm_device *dev = connector->dev;
302 struct radeon_device *rdev = dev->dev_private;
303 struct drm_encoder *encoder;
304 struct radeon_encoder *radeon_encoder;
306 if (property == rdev->mode_info.coherent_mode_property) {
307 struct radeon_encoder_atom_dig *dig;
308 bool new_coherent_mode;
310 /* need to find digital encoder on connector */
311 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
315 radeon_encoder = to_radeon_encoder(encoder);
317 if (!radeon_encoder->enc_priv)
320 dig = radeon_encoder->enc_priv;
321 new_coherent_mode = val ? true : false;
322 if (dig->coherent_mode != new_coherent_mode) {
323 dig->coherent_mode = new_coherent_mode;
324 radeon_property_change_mode(&radeon_encoder->base);
328 if (property == rdev->mode_info.underscan_property) {
329 /* need to find digital encoder on connector */
330 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
334 radeon_encoder = to_radeon_encoder(encoder);
336 if (radeon_encoder->underscan_type != val) {
337 radeon_encoder->underscan_type = val;
338 radeon_property_change_mode(&radeon_encoder->base);
342 if (property == rdev->mode_info.underscan_hborder_property) {
343 /* need to find digital encoder on connector */
344 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
348 radeon_encoder = to_radeon_encoder(encoder);
350 if (radeon_encoder->underscan_hborder != val) {
351 radeon_encoder->underscan_hborder = val;
352 radeon_property_change_mode(&radeon_encoder->base);
356 if (property == rdev->mode_info.underscan_vborder_property) {
357 /* need to find digital encoder on connector */
358 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
362 radeon_encoder = to_radeon_encoder(encoder);
364 if (radeon_encoder->underscan_vborder != val) {
365 radeon_encoder->underscan_vborder = val;
366 radeon_property_change_mode(&radeon_encoder->base);
370 if (property == rdev->mode_info.tv_std_property) {
371 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
373 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
379 radeon_encoder = to_radeon_encoder(encoder);
380 if (!radeon_encoder->enc_priv)
382 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
383 struct radeon_encoder_atom_dac *dac_int;
384 dac_int = radeon_encoder->enc_priv;
385 dac_int->tv_std = val;
387 struct radeon_encoder_tv_dac *dac_int;
388 dac_int = radeon_encoder->enc_priv;
389 dac_int->tv_std = val;
391 radeon_property_change_mode(&radeon_encoder->base);
394 if (property == rdev->mode_info.load_detect_property) {
395 struct radeon_connector *radeon_connector =
396 to_radeon_connector(connector);
399 radeon_connector->dac_load_detect = false;
401 radeon_connector->dac_load_detect = true;
404 if (property == rdev->mode_info.tmds_pll_property) {
405 struct radeon_encoder_int_tmds *tmds = NULL;
407 /* need to find digital encoder on connector */
408 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
412 radeon_encoder = to_radeon_encoder(encoder);
414 tmds = radeon_encoder->enc_priv;
419 if (rdev->is_atom_bios)
420 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
422 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
424 if (val == 1 || ret == false) {
425 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
427 radeon_property_change_mode(&radeon_encoder->base);
433 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
434 struct drm_connector *connector)
436 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
437 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
439 /* Try to get native mode details from EDID if necessary */
440 if (!native_mode->clock) {
441 struct drm_display_mode *t, *mode;
443 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
444 if (mode->hdisplay == native_mode->hdisplay &&
445 mode->vdisplay == native_mode->vdisplay) {
446 *native_mode = *mode;
447 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
448 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
453 if (!native_mode->clock) {
454 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
455 radeon_encoder->rmx_type = RMX_OFF;
459 static int radeon_lvds_get_modes(struct drm_connector *connector)
461 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
462 struct drm_encoder *encoder;
464 struct drm_display_mode *mode;
466 if (radeon_connector->ddc_bus) {
467 ret = radeon_ddc_get_modes(radeon_connector);
469 encoder = radeon_best_single_encoder(connector);
471 radeon_fixup_lvds_native_mode(encoder, connector);
472 /* add scaled modes */
473 radeon_add_common_modes(encoder, connector);
479 encoder = radeon_best_single_encoder(connector);
483 /* we have no EDID modes */
484 mode = radeon_fp_native_mode(encoder);
487 drm_mode_probed_add(connector, mode);
488 /* add the width/height from vbios tables if available */
489 connector->display_info.width_mm = mode->width_mm;
490 connector->display_info.height_mm = mode->height_mm;
491 /* add scaled modes */
492 radeon_add_common_modes(encoder, connector);
498 static int radeon_lvds_mode_valid(struct drm_connector *connector,
499 struct drm_display_mode *mode)
501 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
503 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
507 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
508 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
510 /* AVIVO hardware supports downscaling modes larger than the panel
511 * to the panel size, but I'm not sure this is desirable.
513 if ((mode->hdisplay > native_mode->hdisplay) ||
514 (mode->vdisplay > native_mode->vdisplay))
517 /* if scaling is disabled, block non-native modes */
518 if (radeon_encoder->rmx_type == RMX_OFF) {
519 if ((mode->hdisplay != native_mode->hdisplay) ||
520 (mode->vdisplay != native_mode->vdisplay))
528 static enum drm_connector_status
529 radeon_lvds_detect(struct drm_connector *connector, bool force)
531 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
532 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
533 enum drm_connector_status ret = connector_status_disconnected;
536 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
537 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
539 /* check if panel is valid */
540 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
541 ret = connector_status_connected;
545 /* check for edid as well */
546 if (radeon_connector->edid)
547 ret = connector_status_connected;
549 if (radeon_connector->ddc_bus) {
550 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
551 &radeon_connector->ddc_bus->adapter);
552 if (radeon_connector->edid)
553 ret = connector_status_connected;
556 /* check acpi lid status ??? */
558 radeon_connector_update_scratch_regs(connector, ret);
562 static void radeon_connector_destroy(struct drm_connector *connector)
564 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
566 if (radeon_connector->edid)
567 kfree(radeon_connector->edid);
568 kfree(radeon_connector->con_priv);
569 drm_sysfs_connector_remove(connector);
570 drm_connector_cleanup(connector);
574 static int radeon_lvds_set_property(struct drm_connector *connector,
575 struct drm_property *property,
578 struct drm_device *dev = connector->dev;
579 struct radeon_encoder *radeon_encoder;
580 enum radeon_rmx_type rmx_type;
583 if (property != dev->mode_config.scaling_mode_property)
586 if (connector->encoder)
587 radeon_encoder = to_radeon_encoder(connector->encoder);
589 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
590 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
594 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
595 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
596 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
598 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
600 if (radeon_encoder->rmx_type == rmx_type)
603 radeon_encoder->rmx_type = rmx_type;
605 radeon_property_change_mode(&radeon_encoder->base);
610 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
611 .get_modes = radeon_lvds_get_modes,
612 .mode_valid = radeon_lvds_mode_valid,
613 .best_encoder = radeon_best_single_encoder,
616 struct drm_connector_funcs radeon_lvds_connector_funcs = {
617 .dpms = drm_helper_connector_dpms,
618 .detect = radeon_lvds_detect,
619 .fill_modes = drm_helper_probe_single_connector_modes,
620 .destroy = radeon_connector_destroy,
621 .set_property = radeon_lvds_set_property,
624 static int radeon_vga_get_modes(struct drm_connector *connector)
626 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
629 ret = radeon_ddc_get_modes(radeon_connector);
634 static int radeon_vga_mode_valid(struct drm_connector *connector,
635 struct drm_display_mode *mode)
637 struct drm_device *dev = connector->dev;
638 struct radeon_device *rdev = dev->dev_private;
640 /* XXX check mode bandwidth */
642 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
643 return MODE_CLOCK_HIGH;
648 static enum drm_connector_status
649 radeon_vga_detect(struct drm_connector *connector, bool force)
651 struct drm_device *dev = connector->dev;
652 struct radeon_device *rdev = dev->dev_private;
653 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
654 struct drm_encoder *encoder;
655 struct drm_encoder_helper_funcs *encoder_funcs;
657 enum drm_connector_status ret = connector_status_disconnected;
659 encoder = radeon_best_single_encoder(connector);
661 ret = connector_status_disconnected;
663 if (radeon_connector->ddc_bus)
664 dret = radeon_ddc_probe(radeon_connector);
666 if (radeon_connector->edid) {
667 kfree(radeon_connector->edid);
668 radeon_connector->edid = NULL;
670 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
672 if (!radeon_connector->edid) {
673 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
674 drm_get_connector_name(connector));
675 ret = connector_status_connected;
677 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
679 /* some oems have boards with separate digital and analog connectors
680 * with a shared ddc line (often vga + hdmi)
682 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
683 kfree(radeon_connector->edid);
684 radeon_connector->edid = NULL;
685 ret = connector_status_disconnected;
687 ret = connector_status_connected;
691 /* if we aren't forcing don't do destructive polling */
693 return connector->status;
695 if (radeon_connector->dac_load_detect && encoder) {
696 encoder_funcs = encoder->helper_private;
697 ret = encoder_funcs->detect(encoder, connector);
701 if (ret == connector_status_connected)
702 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
704 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
705 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
706 * by other means, assume the CRT is connected and use that EDID.
708 if ((!rdev->is_atom_bios) &&
709 (ret == connector_status_disconnected) &&
710 rdev->mode_info.bios_hardcoded_edid_size) {
711 ret = connector_status_connected;
714 radeon_connector_update_scratch_regs(connector, ret);
718 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
719 .get_modes = radeon_vga_get_modes,
720 .mode_valid = radeon_vga_mode_valid,
721 .best_encoder = radeon_best_single_encoder,
724 struct drm_connector_funcs radeon_vga_connector_funcs = {
725 .dpms = drm_helper_connector_dpms,
726 .detect = radeon_vga_detect,
727 .fill_modes = drm_helper_probe_single_connector_modes,
728 .destroy = radeon_connector_destroy,
729 .set_property = radeon_connector_set_property,
732 static int radeon_tv_get_modes(struct drm_connector *connector)
734 struct drm_device *dev = connector->dev;
735 struct radeon_device *rdev = dev->dev_private;
736 struct drm_display_mode *tv_mode;
737 struct drm_encoder *encoder;
739 encoder = radeon_best_single_encoder(connector);
743 /* avivo chips can scale any mode */
744 if (rdev->family >= CHIP_RS600)
745 /* add scaled modes */
746 radeon_add_common_modes(encoder, connector);
748 /* only 800x600 is supported right now on pre-avivo chips */
749 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
750 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
751 drm_mode_probed_add(connector, tv_mode);
756 static int radeon_tv_mode_valid(struct drm_connector *connector,
757 struct drm_display_mode *mode)
759 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
760 return MODE_CLOCK_RANGE;
764 static enum drm_connector_status
765 radeon_tv_detect(struct drm_connector *connector, bool force)
767 struct drm_encoder *encoder;
768 struct drm_encoder_helper_funcs *encoder_funcs;
769 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
770 enum drm_connector_status ret = connector_status_disconnected;
772 if (!radeon_connector->dac_load_detect)
775 encoder = radeon_best_single_encoder(connector);
777 ret = connector_status_disconnected;
779 encoder_funcs = encoder->helper_private;
780 ret = encoder_funcs->detect(encoder, connector);
782 if (ret == connector_status_connected)
783 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
784 radeon_connector_update_scratch_regs(connector, ret);
788 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
789 .get_modes = radeon_tv_get_modes,
790 .mode_valid = radeon_tv_mode_valid,
791 .best_encoder = radeon_best_single_encoder,
794 struct drm_connector_funcs radeon_tv_connector_funcs = {
795 .dpms = drm_helper_connector_dpms,
796 .detect = radeon_tv_detect,
797 .fill_modes = drm_helper_probe_single_connector_modes,
798 .destroy = radeon_connector_destroy,
799 .set_property = radeon_connector_set_property,
802 static int radeon_dvi_get_modes(struct drm_connector *connector)
804 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
807 ret = radeon_ddc_get_modes(radeon_connector);
813 * Do a DDC probe, if DDC probe passes, get the full EDID so
814 * we can do analog/digital monitor detection at this point.
815 * If the monitor is an analog monitor or we got no DDC,
816 * we need to find the DAC encoder object for this connector.
817 * If we got no DDC, we do load detection on the DAC encoder object.
818 * If we got analog DDC or load detection passes on the DAC encoder
819 * we have to check if this analog encoder is shared with anyone else (TV)
820 * if its shared we have to set the other connector to disconnected.
822 static enum drm_connector_status
823 radeon_dvi_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 = NULL;
829 struct drm_encoder_helper_funcs *encoder_funcs;
830 struct drm_mode_object *obj;
832 enum drm_connector_status ret = connector_status_disconnected;
835 if (radeon_connector->ddc_bus)
836 dret = radeon_ddc_probe(radeon_connector);
838 if (radeon_connector->edid) {
839 kfree(radeon_connector->edid);
840 radeon_connector->edid = NULL;
842 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
844 if (!radeon_connector->edid) {
845 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
846 drm_get_connector_name(connector));
847 /* rs690 seems to have a problem with connectors not existing and always
848 * return a block of 0's. If we see this just stop polling on this output */
849 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
850 ret = connector_status_disconnected;
851 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
852 radeon_connector->ddc_bus = NULL;
855 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
857 /* some oems have boards with separate digital and analog connectors
858 * with a shared ddc line (often vga + hdmi)
860 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
861 kfree(radeon_connector->edid);
862 radeon_connector->edid = NULL;
863 ret = connector_status_disconnected;
865 ret = connector_status_connected;
867 /* This gets complicated. We have boards with VGA + HDMI with a
868 * shared DDC line and we have boards with DVI-D + HDMI with a shared
869 * DDC line. The latter is more complex because with DVI<->HDMI adapters
870 * you don't really know what's connected to which port as both are digital.
872 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
873 struct drm_connector *list_connector;
874 struct radeon_connector *list_radeon_connector;
875 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
876 if (connector == list_connector)
878 list_radeon_connector = to_radeon_connector(list_connector);
879 if (list_radeon_connector->shared_ddc &&
880 (list_radeon_connector->ddc_bus->rec.i2c_id ==
881 radeon_connector->ddc_bus->rec.i2c_id)) {
882 /* cases where both connectors are digital */
883 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
884 /* hpd is our only option in this case */
885 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
886 kfree(radeon_connector->edid);
887 radeon_connector->edid = NULL;
888 ret = connector_status_disconnected;
897 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
901 ret = connector->status;
905 /* find analog encoder */
906 if (radeon_connector->dac_load_detect) {
907 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
908 if (connector->encoder_ids[i] == 0)
911 obj = drm_mode_object_find(connector->dev,
912 connector->encoder_ids[i],
913 DRM_MODE_OBJECT_ENCODER);
917 encoder = obj_to_encoder(obj);
919 encoder_funcs = encoder->helper_private;
920 if (encoder_funcs->detect) {
921 if (ret != connector_status_connected) {
922 ret = encoder_funcs->detect(encoder, connector);
923 if (ret == connector_status_connected) {
924 radeon_connector->use_digital = false;
932 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
934 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
937 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
938 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
939 * by other means, assume the DFP is connected and use that EDID. In most
940 * cases the DVI port is actually a virtual KVM port connected to the service
943 if ((!rdev->is_atom_bios) &&
944 (ret == connector_status_disconnected) &&
945 rdev->mode_info.bios_hardcoded_edid_size) {
946 radeon_connector->use_digital = true;
947 ret = connector_status_connected;
951 /* updated in get modes as well since we need to know if it's analog or digital */
952 radeon_connector_update_scratch_regs(connector, ret);
956 /* okay need to be smart in here about which encoder to pick */
957 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
959 int enc_id = connector->encoder_ids[0];
960 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
961 struct drm_mode_object *obj;
962 struct drm_encoder *encoder;
964 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
965 if (connector->encoder_ids[i] == 0)
968 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
972 encoder = obj_to_encoder(obj);
974 if (radeon_connector->use_digital == true) {
975 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
978 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
979 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
984 /* see if we have a default encoder TODO */
986 /* then check use digitial */
987 /* pick the first one */
989 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
992 encoder = obj_to_encoder(obj);
998 static void radeon_dvi_force(struct drm_connector *connector)
1000 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1001 if (connector->force == DRM_FORCE_ON)
1002 radeon_connector->use_digital = false;
1003 if (connector->force == DRM_FORCE_ON_DIGITAL)
1004 radeon_connector->use_digital = true;
1007 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1008 struct drm_display_mode *mode)
1010 struct drm_device *dev = connector->dev;
1011 struct radeon_device *rdev = dev->dev_private;
1012 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1014 /* XXX check mode bandwidth */
1016 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1017 if (radeon_connector->use_digital &&
1018 (rdev->family == CHIP_RV100) &&
1019 (mode->clock > 135000))
1020 return MODE_CLOCK_HIGH;
1022 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1023 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1024 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1025 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1027 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1028 if (ASIC_IS_DCE3(rdev)) {
1029 /* HDMI 1.3+ supports max clock of 340 Mhz */
1030 if (mode->clock > 340000)
1031 return MODE_CLOCK_HIGH;
1035 return MODE_CLOCK_HIGH;
1037 return MODE_CLOCK_HIGH;
1040 /* check against the max pixel clock */
1041 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1042 return MODE_CLOCK_HIGH;
1047 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1048 .get_modes = radeon_dvi_get_modes,
1049 .mode_valid = radeon_dvi_mode_valid,
1050 .best_encoder = radeon_dvi_encoder,
1053 struct drm_connector_funcs radeon_dvi_connector_funcs = {
1054 .dpms = drm_helper_connector_dpms,
1055 .detect = radeon_dvi_detect,
1056 .fill_modes = drm_helper_probe_single_connector_modes,
1057 .set_property = radeon_connector_set_property,
1058 .destroy = radeon_connector_destroy,
1059 .force = radeon_dvi_force,
1062 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1064 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1065 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1067 if (radeon_connector->edid)
1068 kfree(radeon_connector->edid);
1069 if (radeon_dig_connector->dp_i2c_bus)
1070 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1071 kfree(radeon_connector->con_priv);
1072 drm_sysfs_connector_remove(connector);
1073 drm_connector_cleanup(connector);
1077 static int radeon_dp_get_modes(struct drm_connector *connector)
1079 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1080 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1081 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1084 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1085 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1086 struct drm_display_mode *mode;
1088 if (!radeon_dig_connector->edp_on)
1089 atombios_set_edp_panel_power(connector,
1090 ATOM_TRANSMITTER_ACTION_POWER_ON);
1091 ret = radeon_ddc_get_modes(radeon_connector);
1092 if (!radeon_dig_connector->edp_on)
1093 atombios_set_edp_panel_power(connector,
1094 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1098 radeon_fixup_lvds_native_mode(encoder, connector);
1099 /* add scaled modes */
1100 radeon_add_common_modes(encoder, connector);
1105 encoder = radeon_best_single_encoder(connector);
1109 /* we have no EDID modes */
1110 mode = radeon_fp_native_mode(encoder);
1113 drm_mode_probed_add(connector, mode);
1114 /* add the width/height from vbios tables if available */
1115 connector->display_info.width_mm = mode->width_mm;
1116 connector->display_info.height_mm = mode->height_mm;
1117 /* add scaled modes */
1118 radeon_add_common_modes(encoder, connector);
1121 /* need to setup ddc on the bridge */
1122 if (radeon_connector_encoder_is_dp_bridge(connector)) {
1124 radeon_atom_ext_encoder_setup_ddc(encoder);
1126 ret = radeon_ddc_get_modes(radeon_connector);
1132 bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector)
1134 struct drm_mode_object *obj;
1135 struct drm_encoder *encoder;
1136 struct radeon_encoder *radeon_encoder;
1140 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1141 if (connector->encoder_ids[i] == 0)
1144 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1148 encoder = obj_to_encoder(obj);
1149 radeon_encoder = to_radeon_encoder(encoder);
1151 switch (radeon_encoder->encoder_id) {
1152 case ENCODER_OBJECT_ID_TRAVIS:
1153 case ENCODER_OBJECT_ID_NUTMEG:
1164 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1166 struct drm_mode_object *obj;
1167 struct drm_encoder *encoder;
1168 struct radeon_encoder *radeon_encoder;
1172 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1173 if (connector->encoder_ids[i] == 0)
1176 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1180 encoder = obj_to_encoder(obj);
1181 radeon_encoder = to_radeon_encoder(encoder);
1182 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1189 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1191 struct drm_device *dev = connector->dev;
1192 struct radeon_device *rdev = dev->dev_private;
1194 if (ASIC_IS_DCE5(rdev) &&
1195 (rdev->clock.dp_extclk >= 53900) &&
1196 radeon_connector_encoder_is_hbr2(connector)) {
1203 static enum drm_connector_status
1204 radeon_dp_detect(struct drm_connector *connector, bool force)
1206 struct drm_device *dev = connector->dev;
1207 struct radeon_device *rdev = dev->dev_private;
1208 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1209 enum drm_connector_status ret = connector_status_disconnected;
1210 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1211 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1213 if (radeon_connector->edid) {
1214 kfree(radeon_connector->edid);
1215 radeon_connector->edid = NULL;
1218 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1219 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1221 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1222 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1224 /* check if panel is valid */
1225 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1226 ret = connector_status_connected;
1228 /* eDP is always DP */
1229 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1230 if (!radeon_dig_connector->edp_on)
1231 atombios_set_edp_panel_power(connector,
1232 ATOM_TRANSMITTER_ACTION_POWER_ON);
1233 if (radeon_dp_getdpcd(radeon_connector))
1234 ret = connector_status_connected;
1235 if (!radeon_dig_connector->edp_on)
1236 atombios_set_edp_panel_power(connector,
1237 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1239 /* need to setup ddc on the bridge */
1240 if (radeon_connector_encoder_is_dp_bridge(connector)) {
1242 radeon_atom_ext_encoder_setup_ddc(encoder);
1244 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1245 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1246 ret = connector_status_connected;
1247 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1248 radeon_dp_getdpcd(radeon_connector);
1250 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1251 if (radeon_dp_getdpcd(radeon_connector))
1252 ret = connector_status_connected;
1254 if (radeon_ddc_probe(radeon_connector))
1255 ret = connector_status_connected;
1259 if ((ret == connector_status_disconnected) &&
1260 radeon_connector->dac_load_detect) {
1261 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1262 struct drm_encoder_helper_funcs *encoder_funcs;
1264 encoder_funcs = encoder->helper_private;
1265 ret = encoder_funcs->detect(encoder, connector);
1270 radeon_connector_update_scratch_regs(connector, ret);
1274 static int radeon_dp_mode_valid(struct drm_connector *connector,
1275 struct drm_display_mode *mode)
1277 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1278 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1280 /* XXX check mode bandwidth */
1282 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1283 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1284 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1286 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1290 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1291 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1293 /* AVIVO hardware supports downscaling modes larger than the panel
1294 * to the panel size, but I'm not sure this is desirable.
1296 if ((mode->hdisplay > native_mode->hdisplay) ||
1297 (mode->vdisplay > native_mode->vdisplay))
1300 /* if scaling is disabled, block non-native modes */
1301 if (radeon_encoder->rmx_type == RMX_OFF) {
1302 if ((mode->hdisplay != native_mode->hdisplay) ||
1303 (mode->vdisplay != native_mode->vdisplay))
1309 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1310 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1311 return radeon_dp_mode_valid_helper(connector, mode);
1317 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1318 .get_modes = radeon_dp_get_modes,
1319 .mode_valid = radeon_dp_mode_valid,
1320 .best_encoder = radeon_dvi_encoder,
1323 struct drm_connector_funcs radeon_dp_connector_funcs = {
1324 .dpms = drm_helper_connector_dpms,
1325 .detect = radeon_dp_detect,
1326 .fill_modes = drm_helper_probe_single_connector_modes,
1327 .set_property = radeon_connector_set_property,
1328 .destroy = radeon_dp_connector_destroy,
1329 .force = radeon_dvi_force,
1333 radeon_add_atom_connector(struct drm_device *dev,
1334 uint32_t connector_id,
1335 uint32_t supported_device,
1337 struct radeon_i2c_bus_rec *i2c_bus,
1338 uint32_t igp_lane_info,
1339 uint16_t connector_object_id,
1340 struct radeon_hpd *hpd,
1341 struct radeon_router *router)
1343 struct radeon_device *rdev = dev->dev_private;
1344 struct drm_connector *connector;
1345 struct radeon_connector *radeon_connector;
1346 struct radeon_connector_atom_dig *radeon_dig_connector;
1347 struct drm_encoder *encoder;
1348 struct radeon_encoder *radeon_encoder;
1349 uint32_t subpixel_order = SubPixelNone;
1350 bool shared_ddc = false;
1351 bool is_dp_bridge = false;
1353 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1356 /* if the user selected tv=0 don't try and add the connector */
1357 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1358 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1359 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1363 /* see if we already added it */
1364 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1365 radeon_connector = to_radeon_connector(connector);
1366 if (radeon_connector->connector_id == connector_id) {
1367 radeon_connector->devices |= supported_device;
1370 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1371 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1372 radeon_connector->shared_ddc = true;
1375 if (radeon_connector->router_bus && router->ddc_valid &&
1376 (radeon_connector->router.router_id == router->router_id)) {
1377 radeon_connector->shared_ddc = false;
1383 /* check if it's a dp bridge */
1384 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1385 radeon_encoder = to_radeon_encoder(encoder);
1386 if (radeon_encoder->devices & supported_device) {
1387 switch (radeon_encoder->encoder_id) {
1388 case ENCODER_OBJECT_ID_TRAVIS:
1389 case ENCODER_OBJECT_ID_NUTMEG:
1390 is_dp_bridge = true;
1398 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1399 if (!radeon_connector)
1402 connector = &radeon_connector->base;
1404 radeon_connector->connector_id = connector_id;
1405 radeon_connector->devices = supported_device;
1406 radeon_connector->shared_ddc = shared_ddc;
1407 radeon_connector->connector_object_id = connector_object_id;
1408 radeon_connector->hpd = *hpd;
1409 radeon_connector->router = *router;
1410 if (router->ddc_valid || router->cd_valid) {
1411 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1412 if (!radeon_connector->router_bus)
1413 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1417 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1418 if (!radeon_dig_connector)
1420 radeon_dig_connector->igp_lane_info = igp_lane_info;
1421 radeon_connector->con_priv = radeon_dig_connector;
1422 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1423 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1424 if (i2c_bus->valid) {
1425 /* add DP i2c bus */
1426 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1427 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1429 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1430 if (!radeon_dig_connector->dp_i2c_bus)
1431 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1432 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1433 if (!radeon_connector->ddc_bus)
1434 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1436 switch (connector_type) {
1437 case DRM_MODE_CONNECTOR_VGA:
1438 case DRM_MODE_CONNECTOR_DVIA:
1440 connector->interlace_allowed = true;
1441 connector->doublescan_allowed = true;
1442 radeon_connector->dac_load_detect = true;
1443 drm_connector_attach_property(&radeon_connector->base,
1444 rdev->mode_info.load_detect_property,
1447 case DRM_MODE_CONNECTOR_DVII:
1448 case DRM_MODE_CONNECTOR_DVID:
1449 case DRM_MODE_CONNECTOR_HDMIA:
1450 case DRM_MODE_CONNECTOR_HDMIB:
1451 case DRM_MODE_CONNECTOR_DisplayPort:
1452 drm_connector_attach_property(&radeon_connector->base,
1453 rdev->mode_info.underscan_property,
1455 drm_connector_attach_property(&radeon_connector->base,
1456 rdev->mode_info.underscan_hborder_property,
1458 drm_connector_attach_property(&radeon_connector->base,
1459 rdev->mode_info.underscan_vborder_property,
1461 subpixel_order = SubPixelHorizontalRGB;
1462 connector->interlace_allowed = true;
1463 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1464 connector->doublescan_allowed = true;
1466 connector->doublescan_allowed = false;
1467 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1468 radeon_connector->dac_load_detect = true;
1469 drm_connector_attach_property(&radeon_connector->base,
1470 rdev->mode_info.load_detect_property,
1474 case DRM_MODE_CONNECTOR_LVDS:
1475 case DRM_MODE_CONNECTOR_eDP:
1476 drm_connector_attach_property(&radeon_connector->base,
1477 dev->mode_config.scaling_mode_property,
1478 DRM_MODE_SCALE_FULLSCREEN);
1479 subpixel_order = SubPixelHorizontalRGB;
1480 connector->interlace_allowed = false;
1481 connector->doublescan_allowed = false;
1485 switch (connector_type) {
1486 case DRM_MODE_CONNECTOR_VGA:
1487 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1488 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1489 if (i2c_bus->valid) {
1490 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1491 if (!radeon_connector->ddc_bus)
1492 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1494 radeon_connector->dac_load_detect = true;
1495 drm_connector_attach_property(&radeon_connector->base,
1496 rdev->mode_info.load_detect_property,
1498 /* no HPD on analog connectors */
1499 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1500 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1501 connector->interlace_allowed = true;
1502 connector->doublescan_allowed = true;
1504 case DRM_MODE_CONNECTOR_DVIA:
1505 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1506 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1507 if (i2c_bus->valid) {
1508 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1509 if (!radeon_connector->ddc_bus)
1510 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1512 radeon_connector->dac_load_detect = true;
1513 drm_connector_attach_property(&radeon_connector->base,
1514 rdev->mode_info.load_detect_property,
1516 /* no HPD on analog connectors */
1517 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1518 connector->interlace_allowed = true;
1519 connector->doublescan_allowed = true;
1521 case DRM_MODE_CONNECTOR_DVII:
1522 case DRM_MODE_CONNECTOR_DVID:
1523 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1524 if (!radeon_dig_connector)
1526 radeon_dig_connector->igp_lane_info = igp_lane_info;
1527 radeon_connector->con_priv = radeon_dig_connector;
1528 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1529 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1530 if (i2c_bus->valid) {
1531 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1532 if (!radeon_connector->ddc_bus)
1533 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1535 subpixel_order = SubPixelHorizontalRGB;
1536 drm_connector_attach_property(&radeon_connector->base,
1537 rdev->mode_info.coherent_mode_property,
1539 if (ASIC_IS_AVIVO(rdev)) {
1540 drm_connector_attach_property(&radeon_connector->base,
1541 rdev->mode_info.underscan_property,
1543 drm_connector_attach_property(&radeon_connector->base,
1544 rdev->mode_info.underscan_hborder_property,
1546 drm_connector_attach_property(&radeon_connector->base,
1547 rdev->mode_info.underscan_vborder_property,
1550 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1551 radeon_connector->dac_load_detect = true;
1552 drm_connector_attach_property(&radeon_connector->base,
1553 rdev->mode_info.load_detect_property,
1556 connector->interlace_allowed = true;
1557 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1558 connector->doublescan_allowed = true;
1560 connector->doublescan_allowed = false;
1562 case DRM_MODE_CONNECTOR_HDMIA:
1563 case DRM_MODE_CONNECTOR_HDMIB:
1564 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1565 if (!radeon_dig_connector)
1567 radeon_dig_connector->igp_lane_info = igp_lane_info;
1568 radeon_connector->con_priv = radeon_dig_connector;
1569 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1570 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1571 if (i2c_bus->valid) {
1572 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1573 if (!radeon_connector->ddc_bus)
1574 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1576 drm_connector_attach_property(&radeon_connector->base,
1577 rdev->mode_info.coherent_mode_property,
1579 if (ASIC_IS_AVIVO(rdev)) {
1580 drm_connector_attach_property(&radeon_connector->base,
1581 rdev->mode_info.underscan_property,
1583 drm_connector_attach_property(&radeon_connector->base,
1584 rdev->mode_info.underscan_hborder_property,
1586 drm_connector_attach_property(&radeon_connector->base,
1587 rdev->mode_info.underscan_vborder_property,
1590 subpixel_order = SubPixelHorizontalRGB;
1591 connector->interlace_allowed = true;
1592 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1593 connector->doublescan_allowed = true;
1595 connector->doublescan_allowed = false;
1597 case DRM_MODE_CONNECTOR_DisplayPort:
1598 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1599 if (!radeon_dig_connector)
1601 radeon_dig_connector->igp_lane_info = igp_lane_info;
1602 radeon_connector->con_priv = radeon_dig_connector;
1603 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1604 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1605 if (i2c_bus->valid) {
1606 /* add DP i2c bus */
1607 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1608 if (!radeon_dig_connector->dp_i2c_bus)
1609 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1610 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1611 if (!radeon_connector->ddc_bus)
1612 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1614 subpixel_order = SubPixelHorizontalRGB;
1615 drm_connector_attach_property(&radeon_connector->base,
1616 rdev->mode_info.coherent_mode_property,
1618 if (ASIC_IS_AVIVO(rdev)) {
1619 drm_connector_attach_property(&radeon_connector->base,
1620 rdev->mode_info.underscan_property,
1622 drm_connector_attach_property(&radeon_connector->base,
1623 rdev->mode_info.underscan_hborder_property,
1625 drm_connector_attach_property(&radeon_connector->base,
1626 rdev->mode_info.underscan_vborder_property,
1629 connector->interlace_allowed = true;
1630 /* in theory with a DP to VGA converter... */
1631 connector->doublescan_allowed = false;
1633 case DRM_MODE_CONNECTOR_eDP:
1634 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1635 if (!radeon_dig_connector)
1637 radeon_dig_connector->igp_lane_info = igp_lane_info;
1638 radeon_connector->con_priv = radeon_dig_connector;
1639 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1640 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1641 if (i2c_bus->valid) {
1642 /* add DP i2c bus */
1643 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1644 if (!radeon_dig_connector->dp_i2c_bus)
1645 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1646 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1647 if (!radeon_connector->ddc_bus)
1648 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1650 drm_connector_attach_property(&radeon_connector->base,
1651 dev->mode_config.scaling_mode_property,
1652 DRM_MODE_SCALE_FULLSCREEN);
1653 subpixel_order = SubPixelHorizontalRGB;
1654 connector->interlace_allowed = false;
1655 connector->doublescan_allowed = false;
1657 case DRM_MODE_CONNECTOR_SVIDEO:
1658 case DRM_MODE_CONNECTOR_Composite:
1659 case DRM_MODE_CONNECTOR_9PinDIN:
1660 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1661 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1662 radeon_connector->dac_load_detect = true;
1663 drm_connector_attach_property(&radeon_connector->base,
1664 rdev->mode_info.load_detect_property,
1666 drm_connector_attach_property(&radeon_connector->base,
1667 rdev->mode_info.tv_std_property,
1668 radeon_atombios_get_tv_info(rdev));
1669 /* no HPD on analog connectors */
1670 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1671 connector->interlace_allowed = false;
1672 connector->doublescan_allowed = false;
1674 case DRM_MODE_CONNECTOR_LVDS:
1675 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1676 if (!radeon_dig_connector)
1678 radeon_dig_connector->igp_lane_info = igp_lane_info;
1679 radeon_connector->con_priv = radeon_dig_connector;
1680 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1681 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1682 if (i2c_bus->valid) {
1683 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1684 if (!radeon_connector->ddc_bus)
1685 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1687 drm_connector_attach_property(&radeon_connector->base,
1688 dev->mode_config.scaling_mode_property,
1689 DRM_MODE_SCALE_FULLSCREEN);
1690 subpixel_order = SubPixelHorizontalRGB;
1691 connector->interlace_allowed = false;
1692 connector->doublescan_allowed = false;
1697 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1699 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1701 connector->polled = DRM_CONNECTOR_POLL_HPD;
1703 connector->display_info.subpixel_order = subpixel_order;
1704 drm_sysfs_connector_add(connector);
1708 drm_connector_cleanup(connector);
1713 radeon_add_legacy_connector(struct drm_device *dev,
1714 uint32_t connector_id,
1715 uint32_t supported_device,
1717 struct radeon_i2c_bus_rec *i2c_bus,
1718 uint16_t connector_object_id,
1719 struct radeon_hpd *hpd)
1721 struct radeon_device *rdev = dev->dev_private;
1722 struct drm_connector *connector;
1723 struct radeon_connector *radeon_connector;
1724 uint32_t subpixel_order = SubPixelNone;
1726 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1729 /* if the user selected tv=0 don't try and add the connector */
1730 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1731 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1732 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1736 /* see if we already added it */
1737 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1738 radeon_connector = to_radeon_connector(connector);
1739 if (radeon_connector->connector_id == connector_id) {
1740 radeon_connector->devices |= supported_device;
1745 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1746 if (!radeon_connector)
1749 connector = &radeon_connector->base;
1751 radeon_connector->connector_id = connector_id;
1752 radeon_connector->devices = supported_device;
1753 radeon_connector->connector_object_id = connector_object_id;
1754 radeon_connector->hpd = *hpd;
1755 switch (connector_type) {
1756 case DRM_MODE_CONNECTOR_VGA:
1757 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1758 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1759 if (i2c_bus->valid) {
1760 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1761 if (!radeon_connector->ddc_bus)
1762 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1764 radeon_connector->dac_load_detect = true;
1765 drm_connector_attach_property(&radeon_connector->base,
1766 rdev->mode_info.load_detect_property,
1768 /* no HPD on analog connectors */
1769 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1770 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1771 connector->interlace_allowed = true;
1772 connector->doublescan_allowed = true;
1774 case DRM_MODE_CONNECTOR_DVIA:
1775 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1776 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1777 if (i2c_bus->valid) {
1778 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1779 if (!radeon_connector->ddc_bus)
1780 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1782 radeon_connector->dac_load_detect = true;
1783 drm_connector_attach_property(&radeon_connector->base,
1784 rdev->mode_info.load_detect_property,
1786 /* no HPD on analog connectors */
1787 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1788 connector->interlace_allowed = true;
1789 connector->doublescan_allowed = true;
1791 case DRM_MODE_CONNECTOR_DVII:
1792 case DRM_MODE_CONNECTOR_DVID:
1793 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1794 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1795 if (i2c_bus->valid) {
1796 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1797 if (!radeon_connector->ddc_bus)
1798 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1800 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1801 radeon_connector->dac_load_detect = true;
1802 drm_connector_attach_property(&radeon_connector->base,
1803 rdev->mode_info.load_detect_property,
1806 subpixel_order = SubPixelHorizontalRGB;
1807 connector->interlace_allowed = true;
1808 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1809 connector->doublescan_allowed = true;
1811 connector->doublescan_allowed = false;
1813 case DRM_MODE_CONNECTOR_SVIDEO:
1814 case DRM_MODE_CONNECTOR_Composite:
1815 case DRM_MODE_CONNECTOR_9PinDIN:
1816 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1817 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1818 radeon_connector->dac_load_detect = true;
1819 /* RS400,RC410,RS480 chipset seems to report a lot
1820 * of false positive on load detect, we haven't yet
1821 * found a way to make load detect reliable on those
1822 * chipset, thus just disable it for TV.
1824 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1825 radeon_connector->dac_load_detect = false;
1826 drm_connector_attach_property(&radeon_connector->base,
1827 rdev->mode_info.load_detect_property,
1828 radeon_connector->dac_load_detect);
1829 drm_connector_attach_property(&radeon_connector->base,
1830 rdev->mode_info.tv_std_property,
1831 radeon_combios_get_tv_info(rdev));
1832 /* no HPD on analog connectors */
1833 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1834 connector->interlace_allowed = false;
1835 connector->doublescan_allowed = false;
1837 case DRM_MODE_CONNECTOR_LVDS:
1838 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1839 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1840 if (i2c_bus->valid) {
1841 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1842 if (!radeon_connector->ddc_bus)
1843 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1845 drm_connector_attach_property(&radeon_connector->base,
1846 dev->mode_config.scaling_mode_property,
1847 DRM_MODE_SCALE_FULLSCREEN);
1848 subpixel_order = SubPixelHorizontalRGB;
1849 connector->interlace_allowed = false;
1850 connector->doublescan_allowed = false;
1854 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1856 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1858 connector->polled = DRM_CONNECTOR_POLL_HPD;
1859 connector->display_info.subpixel_order = subpixel_order;
1860 drm_sysfs_connector_add(connector);
1861 if (connector_type == DRM_MODE_CONNECTOR_LVDS) {
1862 struct drm_encoder *drm_encoder;
1864 list_for_each_entry(drm_encoder, &dev->mode_config.encoder_list, head) {
1865 struct radeon_encoder *radeon_encoder;
1867 radeon_encoder = to_radeon_encoder(drm_encoder);
1868 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_LVDS)
1869 radeon_legacy_backlight_init(radeon_encoder, connector);