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 void radeon_connector_hotplug(struct drm_connector *connector)
49 struct drm_device *dev = connector->dev;
50 struct radeon_device *rdev = dev->dev_private;
51 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
53 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
55 /* powering up/down the eDP panel generates hpd events which
56 * can interfere with modesetting.
58 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
61 /* pre-r600 did not always have the hpd pins mapped accurately to connectors */
62 if (rdev->family >= CHIP_R600) {
63 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
64 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
66 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
70 static void radeon_property_change_mode(struct drm_encoder *encoder)
72 struct drm_crtc *crtc = encoder->crtc;
74 if (crtc && crtc->enabled) {
75 drm_crtc_helper_set_mode(crtc, &crtc->mode,
76 crtc->x, crtc->y, crtc->fb);
80 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
82 struct drm_device *dev = connector->dev;
83 struct radeon_device *rdev = dev->dev_private;
84 struct drm_encoder *best_encoder = NULL;
85 struct drm_encoder *encoder = NULL;
86 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
87 struct drm_mode_object *obj;
91 best_encoder = connector_funcs->best_encoder(connector);
93 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
94 if (connector->encoder_ids[i] == 0)
97 obj = drm_mode_object_find(connector->dev,
98 connector->encoder_ids[i],
99 DRM_MODE_OBJECT_ENCODER);
103 encoder = obj_to_encoder(obj);
105 if ((encoder == best_encoder) && (status == connector_status_connected))
110 if (rdev->is_atom_bios)
111 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
113 radeon_combios_connected_scratch_regs(connector, encoder, connected);
118 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
120 struct drm_mode_object *obj;
121 struct drm_encoder *encoder;
124 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
125 if (connector->encoder_ids[i] == 0)
128 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
132 encoder = obj_to_encoder(obj);
133 if (encoder->encoder_type == encoder_type)
139 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
141 int enc_id = connector->encoder_ids[0];
142 struct drm_mode_object *obj;
143 struct drm_encoder *encoder;
145 /* pick the encoder ids */
147 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
150 encoder = obj_to_encoder(obj);
157 * radeon_connector_analog_encoder_conflict_solve
158 * - search for other connectors sharing this encoder
159 * if priority is true, then set them disconnected if this is connected
160 * if priority is false, set us disconnected if they are connected
162 static enum drm_connector_status
163 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
164 struct drm_encoder *encoder,
165 enum drm_connector_status current_status,
168 struct drm_device *dev = connector->dev;
169 struct drm_connector *conflict;
170 struct radeon_connector *radeon_conflict;
173 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
174 if (conflict == connector)
177 radeon_conflict = to_radeon_connector(conflict);
178 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
179 if (conflict->encoder_ids[i] == 0)
182 /* if the IDs match */
183 if (conflict->encoder_ids[i] == encoder->base.id) {
184 if (conflict->status != connector_status_connected)
187 if (radeon_conflict->use_digital)
190 if (priority == true) {
191 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
192 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
193 conflict->status = connector_status_disconnected;
194 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
196 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
197 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
198 current_status = connector_status_disconnected;
204 return current_status;
208 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
210 struct drm_device *dev = encoder->dev;
211 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
212 struct drm_display_mode *mode = NULL;
213 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
215 if (native_mode->hdisplay != 0 &&
216 native_mode->vdisplay != 0 &&
217 native_mode->clock != 0) {
218 mode = drm_mode_duplicate(dev, native_mode);
219 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
220 drm_mode_set_name(mode);
222 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
223 } else if (native_mode->hdisplay != 0 &&
224 native_mode->vdisplay != 0) {
225 /* mac laptops without an edid */
226 /* Note that this is not necessarily the exact panel mode,
227 * but an approximation based on the cvt formula. For these
228 * systems we should ideally read the mode info out of the
229 * registers or add a mode table, but this works and is much
232 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
233 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
234 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
239 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
241 struct drm_device *dev = encoder->dev;
242 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
243 struct drm_display_mode *mode = NULL;
244 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
249 } common_modes[17] = {
269 for (i = 0; i < 17; i++) {
270 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
271 if (common_modes[i].w > 1024 ||
272 common_modes[i].h > 768)
275 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
276 if (common_modes[i].w > native_mode->hdisplay ||
277 common_modes[i].h > native_mode->vdisplay ||
278 (common_modes[i].w == native_mode->hdisplay &&
279 common_modes[i].h == native_mode->vdisplay))
282 if (common_modes[i].w < 320 || common_modes[i].h < 200)
285 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
286 drm_mode_probed_add(connector, mode);
290 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
293 struct drm_device *dev = connector->dev;
294 struct radeon_device *rdev = dev->dev_private;
295 struct drm_encoder *encoder;
296 struct radeon_encoder *radeon_encoder;
298 if (property == rdev->mode_info.coherent_mode_property) {
299 struct radeon_encoder_atom_dig *dig;
300 bool new_coherent_mode;
302 /* need to find digital encoder on connector */
303 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
307 radeon_encoder = to_radeon_encoder(encoder);
309 if (!radeon_encoder->enc_priv)
312 dig = radeon_encoder->enc_priv;
313 new_coherent_mode = val ? true : false;
314 if (dig->coherent_mode != new_coherent_mode) {
315 dig->coherent_mode = new_coherent_mode;
316 radeon_property_change_mode(&radeon_encoder->base);
320 if (property == rdev->mode_info.underscan_property) {
321 /* need to find digital encoder on connector */
322 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
326 radeon_encoder = to_radeon_encoder(encoder);
328 if (radeon_encoder->underscan_type != val) {
329 radeon_encoder->underscan_type = val;
330 radeon_property_change_mode(&radeon_encoder->base);
334 if (property == rdev->mode_info.underscan_hborder_property) {
335 /* need to find digital encoder on connector */
336 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
340 radeon_encoder = to_radeon_encoder(encoder);
342 if (radeon_encoder->underscan_hborder != val) {
343 radeon_encoder->underscan_hborder = val;
344 radeon_property_change_mode(&radeon_encoder->base);
348 if (property == rdev->mode_info.underscan_vborder_property) {
349 /* need to find digital encoder on connector */
350 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
354 radeon_encoder = to_radeon_encoder(encoder);
356 if (radeon_encoder->underscan_vborder != val) {
357 radeon_encoder->underscan_vborder = val;
358 radeon_property_change_mode(&radeon_encoder->base);
362 if (property == rdev->mode_info.tv_std_property) {
363 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
365 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
371 radeon_encoder = to_radeon_encoder(encoder);
372 if (!radeon_encoder->enc_priv)
374 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
375 struct radeon_encoder_atom_dac *dac_int;
376 dac_int = radeon_encoder->enc_priv;
377 dac_int->tv_std = val;
379 struct radeon_encoder_tv_dac *dac_int;
380 dac_int = radeon_encoder->enc_priv;
381 dac_int->tv_std = val;
383 radeon_property_change_mode(&radeon_encoder->base);
386 if (property == rdev->mode_info.load_detect_property) {
387 struct radeon_connector *radeon_connector =
388 to_radeon_connector(connector);
391 radeon_connector->dac_load_detect = false;
393 radeon_connector->dac_load_detect = true;
396 if (property == rdev->mode_info.tmds_pll_property) {
397 struct radeon_encoder_int_tmds *tmds = NULL;
399 /* need to find digital encoder on connector */
400 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
404 radeon_encoder = to_radeon_encoder(encoder);
406 tmds = radeon_encoder->enc_priv;
411 if (rdev->is_atom_bios)
412 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
414 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
416 if (val == 1 || ret == false) {
417 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
419 radeon_property_change_mode(&radeon_encoder->base);
425 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
426 struct drm_connector *connector)
428 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
429 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
431 /* Try to get native mode details from EDID if necessary */
432 if (!native_mode->clock) {
433 struct drm_display_mode *t, *mode;
435 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
436 if (mode->hdisplay == native_mode->hdisplay &&
437 mode->vdisplay == native_mode->vdisplay) {
438 *native_mode = *mode;
439 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
440 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
445 if (!native_mode->clock) {
446 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
447 radeon_encoder->rmx_type = RMX_OFF;
451 static int radeon_lvds_get_modes(struct drm_connector *connector)
453 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
454 struct drm_encoder *encoder;
456 struct drm_display_mode *mode;
458 if (radeon_connector->ddc_bus) {
459 ret = radeon_ddc_get_modes(radeon_connector);
461 encoder = radeon_best_single_encoder(connector);
463 radeon_fixup_lvds_native_mode(encoder, connector);
464 /* add scaled modes */
465 radeon_add_common_modes(encoder, connector);
471 encoder = radeon_best_single_encoder(connector);
475 /* we have no EDID modes */
476 mode = radeon_fp_native_mode(encoder);
479 drm_mode_probed_add(connector, mode);
480 /* add the width/height from vbios tables if available */
481 connector->display_info.width_mm = mode->width_mm;
482 connector->display_info.height_mm = mode->height_mm;
483 /* add scaled modes */
484 radeon_add_common_modes(encoder, connector);
490 static int radeon_lvds_mode_valid(struct drm_connector *connector,
491 struct drm_display_mode *mode)
493 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
495 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
499 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
500 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
502 /* AVIVO hardware supports downscaling modes larger than the panel
503 * to the panel size, but I'm not sure this is desirable.
505 if ((mode->hdisplay > native_mode->hdisplay) ||
506 (mode->vdisplay > native_mode->vdisplay))
509 /* if scaling is disabled, block non-native modes */
510 if (radeon_encoder->rmx_type == RMX_OFF) {
511 if ((mode->hdisplay != native_mode->hdisplay) ||
512 (mode->vdisplay != native_mode->vdisplay))
520 static enum drm_connector_status
521 radeon_lvds_detect(struct drm_connector *connector, bool force)
523 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
524 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
525 enum drm_connector_status ret = connector_status_disconnected;
528 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
529 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
531 /* check if panel is valid */
532 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
533 ret = connector_status_connected;
537 /* check for edid as well */
538 if (radeon_connector->edid)
539 ret = connector_status_connected;
541 if (radeon_connector->ddc_bus) {
542 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
543 &radeon_connector->ddc_bus->adapter);
544 if (radeon_connector->edid)
545 ret = connector_status_connected;
548 /* check acpi lid status ??? */
550 radeon_connector_update_scratch_regs(connector, ret);
554 static void radeon_connector_destroy(struct drm_connector *connector)
556 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
558 if (radeon_connector->edid)
559 kfree(radeon_connector->edid);
560 kfree(radeon_connector->con_priv);
561 drm_sysfs_connector_remove(connector);
562 drm_connector_cleanup(connector);
566 static int radeon_lvds_set_property(struct drm_connector *connector,
567 struct drm_property *property,
570 struct drm_device *dev = connector->dev;
571 struct radeon_encoder *radeon_encoder;
572 enum radeon_rmx_type rmx_type;
575 if (property != dev->mode_config.scaling_mode_property)
578 if (connector->encoder)
579 radeon_encoder = to_radeon_encoder(connector->encoder);
581 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
582 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
586 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
587 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
588 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
590 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
592 if (radeon_encoder->rmx_type == rmx_type)
595 radeon_encoder->rmx_type = rmx_type;
597 radeon_property_change_mode(&radeon_encoder->base);
602 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
603 .get_modes = radeon_lvds_get_modes,
604 .mode_valid = radeon_lvds_mode_valid,
605 .best_encoder = radeon_best_single_encoder,
608 struct drm_connector_funcs radeon_lvds_connector_funcs = {
609 .dpms = drm_helper_connector_dpms,
610 .detect = radeon_lvds_detect,
611 .fill_modes = drm_helper_probe_single_connector_modes,
612 .destroy = radeon_connector_destroy,
613 .set_property = radeon_lvds_set_property,
616 static int radeon_vga_get_modes(struct drm_connector *connector)
618 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
621 ret = radeon_ddc_get_modes(radeon_connector);
626 static int radeon_vga_mode_valid(struct drm_connector *connector,
627 struct drm_display_mode *mode)
629 struct drm_device *dev = connector->dev;
630 struct radeon_device *rdev = dev->dev_private;
632 /* XXX check mode bandwidth */
634 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
635 return MODE_CLOCK_HIGH;
640 static enum drm_connector_status
641 radeon_vga_detect(struct drm_connector *connector, bool force)
643 struct drm_device *dev = connector->dev;
644 struct radeon_device *rdev = dev->dev_private;
645 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
646 struct drm_encoder *encoder;
647 struct drm_encoder_helper_funcs *encoder_funcs;
649 enum drm_connector_status ret = connector_status_disconnected;
651 encoder = radeon_best_single_encoder(connector);
653 ret = connector_status_disconnected;
655 if (radeon_connector->ddc_bus)
656 dret = radeon_ddc_probe(radeon_connector);
658 if (radeon_connector->edid) {
659 kfree(radeon_connector->edid);
660 radeon_connector->edid = NULL;
662 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
664 if (!radeon_connector->edid) {
665 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
666 drm_get_connector_name(connector));
667 ret = connector_status_connected;
669 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
671 /* some oems have boards with separate digital and analog connectors
672 * with a shared ddc line (often vga + hdmi)
674 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
675 kfree(radeon_connector->edid);
676 radeon_connector->edid = NULL;
677 ret = connector_status_disconnected;
679 ret = connector_status_connected;
683 /* if we aren't forcing don't do destructive polling */
685 return connector->status;
687 if (radeon_connector->dac_load_detect && encoder) {
688 encoder_funcs = encoder->helper_private;
689 ret = encoder_funcs->detect(encoder, connector);
693 if (ret == connector_status_connected)
694 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
696 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
697 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
698 * by other means, assume the CRT is connected and use that EDID.
700 if ((!rdev->is_atom_bios) &&
701 (ret == connector_status_disconnected) &&
702 rdev->mode_info.bios_hardcoded_edid_size) {
703 ret = connector_status_connected;
706 radeon_connector_update_scratch_regs(connector, ret);
710 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
711 .get_modes = radeon_vga_get_modes,
712 .mode_valid = radeon_vga_mode_valid,
713 .best_encoder = radeon_best_single_encoder,
716 struct drm_connector_funcs radeon_vga_connector_funcs = {
717 .dpms = drm_helper_connector_dpms,
718 .detect = radeon_vga_detect,
719 .fill_modes = drm_helper_probe_single_connector_modes,
720 .destroy = radeon_connector_destroy,
721 .set_property = radeon_connector_set_property,
724 static int radeon_tv_get_modes(struct drm_connector *connector)
726 struct drm_device *dev = connector->dev;
727 struct radeon_device *rdev = dev->dev_private;
728 struct drm_display_mode *tv_mode;
729 struct drm_encoder *encoder;
731 encoder = radeon_best_single_encoder(connector);
735 /* avivo chips can scale any mode */
736 if (rdev->family >= CHIP_RS600)
737 /* add scaled modes */
738 radeon_add_common_modes(encoder, connector);
740 /* only 800x600 is supported right now on pre-avivo chips */
741 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
742 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
743 drm_mode_probed_add(connector, tv_mode);
748 static int radeon_tv_mode_valid(struct drm_connector *connector,
749 struct drm_display_mode *mode)
751 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
752 return MODE_CLOCK_RANGE;
756 static enum drm_connector_status
757 radeon_tv_detect(struct drm_connector *connector, bool force)
759 struct drm_encoder *encoder;
760 struct drm_encoder_helper_funcs *encoder_funcs;
761 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
762 enum drm_connector_status ret = connector_status_disconnected;
764 if (!radeon_connector->dac_load_detect)
767 encoder = radeon_best_single_encoder(connector);
769 ret = connector_status_disconnected;
771 encoder_funcs = encoder->helper_private;
772 ret = encoder_funcs->detect(encoder, connector);
774 if (ret == connector_status_connected)
775 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
776 radeon_connector_update_scratch_regs(connector, ret);
780 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
781 .get_modes = radeon_tv_get_modes,
782 .mode_valid = radeon_tv_mode_valid,
783 .best_encoder = radeon_best_single_encoder,
786 struct drm_connector_funcs radeon_tv_connector_funcs = {
787 .dpms = drm_helper_connector_dpms,
788 .detect = radeon_tv_detect,
789 .fill_modes = drm_helper_probe_single_connector_modes,
790 .destroy = radeon_connector_destroy,
791 .set_property = radeon_connector_set_property,
794 static int radeon_dvi_get_modes(struct drm_connector *connector)
796 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
799 ret = radeon_ddc_get_modes(radeon_connector);
805 * Do a DDC probe, if DDC probe passes, get the full EDID so
806 * we can do analog/digital monitor detection at this point.
807 * If the monitor is an analog monitor or we got no DDC,
808 * we need to find the DAC encoder object for this connector.
809 * If we got no DDC, we do load detection on the DAC encoder object.
810 * If we got analog DDC or load detection passes on the DAC encoder
811 * we have to check if this analog encoder is shared with anyone else (TV)
812 * if its shared we have to set the other connector to disconnected.
814 static enum drm_connector_status
815 radeon_dvi_detect(struct drm_connector *connector, bool force)
817 struct drm_device *dev = connector->dev;
818 struct radeon_device *rdev = dev->dev_private;
819 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
820 struct drm_encoder *encoder = NULL;
821 struct drm_encoder_helper_funcs *encoder_funcs;
822 struct drm_mode_object *obj;
824 enum drm_connector_status ret = connector_status_disconnected;
827 if (radeon_connector->ddc_bus)
828 dret = radeon_ddc_probe(radeon_connector);
830 if (radeon_connector->edid) {
831 kfree(radeon_connector->edid);
832 radeon_connector->edid = NULL;
834 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
836 if (!radeon_connector->edid) {
837 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
838 drm_get_connector_name(connector));
840 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
842 /* some oems have boards with separate digital and analog connectors
843 * with a shared ddc line (often vga + hdmi)
845 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
846 kfree(radeon_connector->edid);
847 radeon_connector->edid = NULL;
848 ret = connector_status_disconnected;
850 ret = connector_status_connected;
852 /* This gets complicated. We have boards with VGA + HDMI with a
853 * shared DDC line and we have boards with DVI-D + HDMI with a shared
854 * DDC line. The latter is more complex because with DVI<->HDMI adapters
855 * you don't really know what's connected to which port as both are digital.
857 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
858 struct drm_connector *list_connector;
859 struct radeon_connector *list_radeon_connector;
860 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
861 if (connector == list_connector)
863 list_radeon_connector = to_radeon_connector(list_connector);
864 if (list_radeon_connector->shared_ddc &&
865 (list_radeon_connector->ddc_bus->rec.i2c_id ==
866 radeon_connector->ddc_bus->rec.i2c_id)) {
867 /* cases where both connectors are digital */
868 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
869 /* hpd is our only option in this case */
870 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
871 kfree(radeon_connector->edid);
872 radeon_connector->edid = NULL;
873 ret = connector_status_disconnected;
882 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
886 ret = connector->status;
890 /* find analog encoder */
891 if (radeon_connector->dac_load_detect) {
892 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
893 if (connector->encoder_ids[i] == 0)
896 obj = drm_mode_object_find(connector->dev,
897 connector->encoder_ids[i],
898 DRM_MODE_OBJECT_ENCODER);
902 encoder = obj_to_encoder(obj);
904 encoder_funcs = encoder->helper_private;
905 if (encoder_funcs->detect) {
906 if (ret != connector_status_connected) {
907 ret = encoder_funcs->detect(encoder, connector);
908 if (ret == connector_status_connected) {
909 radeon_connector->use_digital = false;
917 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
919 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
922 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
923 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
924 * by other means, assume the DFP is connected and use that EDID. In most
925 * cases the DVI port is actually a virtual KVM port connected to the service
928 if ((!rdev->is_atom_bios) &&
929 (ret == connector_status_disconnected) &&
930 rdev->mode_info.bios_hardcoded_edid_size) {
931 radeon_connector->use_digital = true;
932 ret = connector_status_connected;
936 /* updated in get modes as well since we need to know if it's analog or digital */
937 radeon_connector_update_scratch_regs(connector, ret);
941 /* okay need to be smart in here about which encoder to pick */
942 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
944 int enc_id = connector->encoder_ids[0];
945 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
946 struct drm_mode_object *obj;
947 struct drm_encoder *encoder;
949 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
950 if (connector->encoder_ids[i] == 0)
953 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
957 encoder = obj_to_encoder(obj);
959 if (radeon_connector->use_digital == true) {
960 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
963 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
964 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
969 /* see if we have a default encoder TODO */
971 /* then check use digitial */
972 /* pick the first one */
974 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
977 encoder = obj_to_encoder(obj);
983 static void radeon_dvi_force(struct drm_connector *connector)
985 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
986 if (connector->force == DRM_FORCE_ON)
987 radeon_connector->use_digital = false;
988 if (connector->force == DRM_FORCE_ON_DIGITAL)
989 radeon_connector->use_digital = true;
992 static int radeon_dvi_mode_valid(struct drm_connector *connector,
993 struct drm_display_mode *mode)
995 struct drm_device *dev = connector->dev;
996 struct radeon_device *rdev = dev->dev_private;
997 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
999 /* XXX check mode bandwidth */
1001 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1002 if (radeon_connector->use_digital &&
1003 (rdev->family == CHIP_RV100) &&
1004 (mode->clock > 135000))
1005 return MODE_CLOCK_HIGH;
1007 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1008 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1009 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1010 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1012 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1013 if (ASIC_IS_DCE3(rdev)) {
1014 /* HDMI 1.3+ supports max clock of 340 Mhz */
1015 if (mode->clock > 340000)
1016 return MODE_CLOCK_HIGH;
1020 return MODE_CLOCK_HIGH;
1022 return MODE_CLOCK_HIGH;
1025 /* check against the max pixel clock */
1026 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1027 return MODE_CLOCK_HIGH;
1032 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1033 .get_modes = radeon_dvi_get_modes,
1034 .mode_valid = radeon_dvi_mode_valid,
1035 .best_encoder = radeon_dvi_encoder,
1038 struct drm_connector_funcs radeon_dvi_connector_funcs = {
1039 .dpms = drm_helper_connector_dpms,
1040 .detect = radeon_dvi_detect,
1041 .fill_modes = drm_helper_probe_single_connector_modes,
1042 .set_property = radeon_connector_set_property,
1043 .destroy = radeon_connector_destroy,
1044 .force = radeon_dvi_force,
1047 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1049 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1050 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1052 if (radeon_connector->edid)
1053 kfree(radeon_connector->edid);
1054 if (radeon_dig_connector->dp_i2c_bus)
1055 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1056 kfree(radeon_connector->con_priv);
1057 drm_sysfs_connector_remove(connector);
1058 drm_connector_cleanup(connector);
1062 static int radeon_dp_get_modes(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;
1068 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1069 struct drm_encoder *encoder;
1070 struct drm_display_mode *mode;
1072 if (!radeon_dig_connector->edp_on)
1073 atombios_set_edp_panel_power(connector,
1074 ATOM_TRANSMITTER_ACTION_POWER_ON);
1075 ret = radeon_ddc_get_modes(radeon_connector);
1076 if (!radeon_dig_connector->edp_on)
1077 atombios_set_edp_panel_power(connector,
1078 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1081 encoder = radeon_best_single_encoder(connector);
1083 radeon_fixup_lvds_native_mode(encoder, connector);
1084 /* add scaled modes */
1085 radeon_add_common_modes(encoder, connector);
1090 encoder = radeon_best_single_encoder(connector);
1094 /* we have no EDID modes */
1095 mode = radeon_fp_native_mode(encoder);
1098 drm_mode_probed_add(connector, mode);
1099 /* add the width/height from vbios tables if available */
1100 connector->display_info.width_mm = mode->width_mm;
1101 connector->display_info.height_mm = mode->height_mm;
1102 /* add scaled modes */
1103 radeon_add_common_modes(encoder, connector);
1106 ret = radeon_ddc_get_modes(radeon_connector);
1111 bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector)
1113 struct drm_mode_object *obj;
1114 struct drm_encoder *encoder;
1115 struct radeon_encoder *radeon_encoder;
1119 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1120 if (connector->encoder_ids[i] == 0)
1123 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1127 encoder = obj_to_encoder(obj);
1128 radeon_encoder = to_radeon_encoder(encoder);
1130 switch (radeon_encoder->encoder_id) {
1131 case ENCODER_OBJECT_ID_TRAVIS:
1132 case ENCODER_OBJECT_ID_NUTMEG:
1143 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1145 struct drm_mode_object *obj;
1146 struct drm_encoder *encoder;
1147 struct radeon_encoder *radeon_encoder;
1151 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1152 if (connector->encoder_ids[i] == 0)
1155 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1159 encoder = obj_to_encoder(obj);
1160 radeon_encoder = to_radeon_encoder(encoder);
1161 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1168 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1170 struct drm_device *dev = connector->dev;
1171 struct radeon_device *rdev = dev->dev_private;
1173 if (ASIC_IS_DCE5(rdev) &&
1174 (rdev->clock.dp_extclk >= 53900) &&
1175 radeon_connector_encoder_is_hbr2(connector)) {
1182 static enum drm_connector_status
1183 radeon_dp_detect(struct drm_connector *connector, bool force)
1185 struct drm_device *dev = connector->dev;
1186 struct radeon_device *rdev = dev->dev_private;
1187 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1188 enum drm_connector_status ret = connector_status_disconnected;
1189 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1191 if (radeon_connector->edid) {
1192 kfree(radeon_connector->edid);
1193 radeon_connector->edid = NULL;
1196 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1197 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1199 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1200 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1202 /* check if panel is valid */
1203 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1204 ret = connector_status_connected;
1206 /* eDP is always DP */
1207 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1208 if (!radeon_dig_connector->edp_on)
1209 atombios_set_edp_panel_power(connector,
1210 ATOM_TRANSMITTER_ACTION_POWER_ON);
1211 if (radeon_dp_getdpcd(radeon_connector))
1212 ret = connector_status_connected;
1213 if (!radeon_dig_connector->edp_on)
1214 atombios_set_edp_panel_power(connector,
1215 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1217 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1218 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1219 ret = connector_status_connected;
1220 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1221 radeon_dp_getdpcd(radeon_connector);
1223 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1224 if (radeon_dp_getdpcd(radeon_connector))
1225 ret = connector_status_connected;
1227 if (radeon_ddc_probe(radeon_connector))
1228 ret = connector_status_connected;
1233 radeon_connector_update_scratch_regs(connector, ret);
1237 static int radeon_dp_mode_valid(struct drm_connector *connector,
1238 struct drm_display_mode *mode)
1240 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1241 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1243 /* XXX check mode bandwidth */
1245 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1246 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1248 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1252 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1253 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1255 /* AVIVO hardware supports downscaling modes larger than the panel
1256 * to the panel size, but I'm not sure this is desirable.
1258 if ((mode->hdisplay > native_mode->hdisplay) ||
1259 (mode->vdisplay > native_mode->vdisplay))
1262 /* if scaling is disabled, block non-native modes */
1263 if (radeon_encoder->rmx_type == RMX_OFF) {
1264 if ((mode->hdisplay != native_mode->hdisplay) ||
1265 (mode->vdisplay != native_mode->vdisplay))
1271 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1272 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1273 return radeon_dp_mode_valid_helper(connector, mode);
1279 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1280 .get_modes = radeon_dp_get_modes,
1281 .mode_valid = radeon_dp_mode_valid,
1282 .best_encoder = radeon_dvi_encoder,
1285 struct drm_connector_funcs radeon_dp_connector_funcs = {
1286 .dpms = drm_helper_connector_dpms,
1287 .detect = radeon_dp_detect,
1288 .fill_modes = drm_helper_probe_single_connector_modes,
1289 .set_property = radeon_connector_set_property,
1290 .destroy = radeon_dp_connector_destroy,
1291 .force = radeon_dvi_force,
1295 radeon_add_atom_connector(struct drm_device *dev,
1296 uint32_t connector_id,
1297 uint32_t supported_device,
1299 struct radeon_i2c_bus_rec *i2c_bus,
1300 uint32_t igp_lane_info,
1301 uint16_t connector_object_id,
1302 struct radeon_hpd *hpd,
1303 struct radeon_router *router)
1305 struct radeon_device *rdev = dev->dev_private;
1306 struct drm_connector *connector;
1307 struct radeon_connector *radeon_connector;
1308 struct radeon_connector_atom_dig *radeon_dig_connector;
1309 struct drm_encoder *encoder;
1310 struct radeon_encoder *radeon_encoder;
1311 uint32_t subpixel_order = SubPixelNone;
1312 bool shared_ddc = false;
1313 bool is_dp_bridge = false;
1315 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1318 /* if the user selected tv=0 don't try and add the connector */
1319 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1320 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1321 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1325 /* see if we already added it */
1326 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1327 radeon_connector = to_radeon_connector(connector);
1328 if (radeon_connector->connector_id == connector_id) {
1329 radeon_connector->devices |= supported_device;
1332 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1333 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1334 radeon_connector->shared_ddc = true;
1337 if (radeon_connector->router_bus && router->ddc_valid &&
1338 (radeon_connector->router.router_id == router->router_id)) {
1339 radeon_connector->shared_ddc = false;
1345 /* check if it's a dp bridge */
1346 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1347 radeon_encoder = to_radeon_encoder(encoder);
1348 if (radeon_encoder->devices & supported_device) {
1349 switch (radeon_encoder->encoder_id) {
1350 case ENCODER_OBJECT_ID_TRAVIS:
1351 case ENCODER_OBJECT_ID_NUTMEG:
1352 is_dp_bridge = true;
1360 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1361 if (!radeon_connector)
1364 connector = &radeon_connector->base;
1366 radeon_connector->connector_id = connector_id;
1367 radeon_connector->devices = supported_device;
1368 radeon_connector->shared_ddc = shared_ddc;
1369 radeon_connector->connector_object_id = connector_object_id;
1370 radeon_connector->hpd = *hpd;
1371 radeon_connector->router = *router;
1372 if (router->ddc_valid || router->cd_valid) {
1373 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1374 if (!radeon_connector->router_bus)
1375 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1379 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1380 if (!radeon_dig_connector)
1382 radeon_dig_connector->igp_lane_info = igp_lane_info;
1383 radeon_connector->con_priv = radeon_dig_connector;
1384 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1385 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1386 if (i2c_bus->valid) {
1387 /* add DP i2c bus */
1388 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1389 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1391 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1392 if (!radeon_dig_connector->dp_i2c_bus)
1393 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1394 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1395 if (!radeon_connector->ddc_bus)
1396 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1398 switch (connector_type) {
1399 case DRM_MODE_CONNECTOR_VGA:
1400 case DRM_MODE_CONNECTOR_DVIA:
1402 connector->interlace_allowed = true;
1403 connector->doublescan_allowed = true;
1405 case DRM_MODE_CONNECTOR_DVII:
1406 case DRM_MODE_CONNECTOR_DVID:
1407 case DRM_MODE_CONNECTOR_HDMIA:
1408 case DRM_MODE_CONNECTOR_HDMIB:
1409 case DRM_MODE_CONNECTOR_DisplayPort:
1410 drm_connector_attach_property(&radeon_connector->base,
1411 rdev->mode_info.underscan_property,
1413 drm_connector_attach_property(&radeon_connector->base,
1414 rdev->mode_info.underscan_hborder_property,
1416 drm_connector_attach_property(&radeon_connector->base,
1417 rdev->mode_info.underscan_vborder_property,
1419 subpixel_order = SubPixelHorizontalRGB;
1420 connector->interlace_allowed = true;
1421 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1422 connector->doublescan_allowed = true;
1424 connector->doublescan_allowed = false;
1426 case DRM_MODE_CONNECTOR_LVDS:
1427 case DRM_MODE_CONNECTOR_eDP:
1428 drm_connector_attach_property(&radeon_connector->base,
1429 dev->mode_config.scaling_mode_property,
1430 DRM_MODE_SCALE_FULLSCREEN);
1431 subpixel_order = SubPixelHorizontalRGB;
1432 connector->interlace_allowed = false;
1433 connector->doublescan_allowed = false;
1437 switch (connector_type) {
1438 case DRM_MODE_CONNECTOR_VGA:
1439 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1440 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1441 if (i2c_bus->valid) {
1442 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1443 if (!radeon_connector->ddc_bus)
1444 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1446 radeon_connector->dac_load_detect = true;
1447 drm_connector_attach_property(&radeon_connector->base,
1448 rdev->mode_info.load_detect_property,
1450 /* no HPD on analog connectors */
1451 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1452 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1453 connector->interlace_allowed = true;
1454 connector->doublescan_allowed = true;
1456 case DRM_MODE_CONNECTOR_DVIA:
1457 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1458 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1459 if (i2c_bus->valid) {
1460 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1461 if (!radeon_connector->ddc_bus)
1462 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1464 radeon_connector->dac_load_detect = true;
1465 drm_connector_attach_property(&radeon_connector->base,
1466 rdev->mode_info.load_detect_property,
1468 /* no HPD on analog connectors */
1469 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1470 connector->interlace_allowed = true;
1471 connector->doublescan_allowed = true;
1473 case DRM_MODE_CONNECTOR_DVII:
1474 case DRM_MODE_CONNECTOR_DVID:
1475 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1476 if (!radeon_dig_connector)
1478 radeon_dig_connector->igp_lane_info = igp_lane_info;
1479 radeon_connector->con_priv = radeon_dig_connector;
1480 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1481 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1482 if (i2c_bus->valid) {
1483 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1484 if (!radeon_connector->ddc_bus)
1485 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1487 subpixel_order = SubPixelHorizontalRGB;
1488 drm_connector_attach_property(&radeon_connector->base,
1489 rdev->mode_info.coherent_mode_property,
1491 if (ASIC_IS_AVIVO(rdev)) {
1492 drm_connector_attach_property(&radeon_connector->base,
1493 rdev->mode_info.underscan_property,
1495 drm_connector_attach_property(&radeon_connector->base,
1496 rdev->mode_info.underscan_hborder_property,
1498 drm_connector_attach_property(&radeon_connector->base,
1499 rdev->mode_info.underscan_vborder_property,
1502 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1503 radeon_connector->dac_load_detect = true;
1504 drm_connector_attach_property(&radeon_connector->base,
1505 rdev->mode_info.load_detect_property,
1508 connector->interlace_allowed = true;
1509 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1510 connector->doublescan_allowed = true;
1512 connector->doublescan_allowed = false;
1514 case DRM_MODE_CONNECTOR_HDMIA:
1515 case DRM_MODE_CONNECTOR_HDMIB:
1516 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1517 if (!radeon_dig_connector)
1519 radeon_dig_connector->igp_lane_info = igp_lane_info;
1520 radeon_connector->con_priv = radeon_dig_connector;
1521 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1522 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1523 if (i2c_bus->valid) {
1524 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1525 if (!radeon_connector->ddc_bus)
1526 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1528 drm_connector_attach_property(&radeon_connector->base,
1529 rdev->mode_info.coherent_mode_property,
1531 if (ASIC_IS_AVIVO(rdev)) {
1532 drm_connector_attach_property(&radeon_connector->base,
1533 rdev->mode_info.underscan_property,
1535 drm_connector_attach_property(&radeon_connector->base,
1536 rdev->mode_info.underscan_hborder_property,
1538 drm_connector_attach_property(&radeon_connector->base,
1539 rdev->mode_info.underscan_vborder_property,
1542 subpixel_order = SubPixelHorizontalRGB;
1543 connector->interlace_allowed = true;
1544 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1545 connector->doublescan_allowed = true;
1547 connector->doublescan_allowed = false;
1549 case DRM_MODE_CONNECTOR_DisplayPort:
1550 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1551 if (!radeon_dig_connector)
1553 radeon_dig_connector->igp_lane_info = igp_lane_info;
1554 radeon_connector->con_priv = radeon_dig_connector;
1555 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1556 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1557 if (i2c_bus->valid) {
1558 /* add DP i2c bus */
1559 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1560 if (!radeon_dig_connector->dp_i2c_bus)
1561 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1562 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1563 if (!radeon_connector->ddc_bus)
1564 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1566 subpixel_order = SubPixelHorizontalRGB;
1567 drm_connector_attach_property(&radeon_connector->base,
1568 rdev->mode_info.coherent_mode_property,
1570 if (ASIC_IS_AVIVO(rdev)) {
1571 drm_connector_attach_property(&radeon_connector->base,
1572 rdev->mode_info.underscan_property,
1574 drm_connector_attach_property(&radeon_connector->base,
1575 rdev->mode_info.underscan_hborder_property,
1577 drm_connector_attach_property(&radeon_connector->base,
1578 rdev->mode_info.underscan_vborder_property,
1581 connector->interlace_allowed = true;
1582 /* in theory with a DP to VGA converter... */
1583 connector->doublescan_allowed = false;
1585 case DRM_MODE_CONNECTOR_eDP:
1586 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1587 if (!radeon_dig_connector)
1589 radeon_dig_connector->igp_lane_info = igp_lane_info;
1590 radeon_connector->con_priv = radeon_dig_connector;
1591 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1592 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1593 if (i2c_bus->valid) {
1594 /* add DP i2c bus */
1595 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1596 if (!radeon_dig_connector->dp_i2c_bus)
1597 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1598 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1599 if (!radeon_connector->ddc_bus)
1600 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1602 drm_connector_attach_property(&radeon_connector->base,
1603 dev->mode_config.scaling_mode_property,
1604 DRM_MODE_SCALE_FULLSCREEN);
1605 subpixel_order = SubPixelHorizontalRGB;
1606 connector->interlace_allowed = false;
1607 connector->doublescan_allowed = false;
1609 case DRM_MODE_CONNECTOR_SVIDEO:
1610 case DRM_MODE_CONNECTOR_Composite:
1611 case DRM_MODE_CONNECTOR_9PinDIN:
1612 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1613 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1614 radeon_connector->dac_load_detect = true;
1615 drm_connector_attach_property(&radeon_connector->base,
1616 rdev->mode_info.load_detect_property,
1618 drm_connector_attach_property(&radeon_connector->base,
1619 rdev->mode_info.tv_std_property,
1620 radeon_atombios_get_tv_info(rdev));
1621 /* no HPD on analog connectors */
1622 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1623 connector->interlace_allowed = false;
1624 connector->doublescan_allowed = false;
1626 case DRM_MODE_CONNECTOR_LVDS:
1627 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1628 if (!radeon_dig_connector)
1630 radeon_dig_connector->igp_lane_info = igp_lane_info;
1631 radeon_connector->con_priv = radeon_dig_connector;
1632 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1633 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1634 if (i2c_bus->valid) {
1635 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1636 if (!radeon_connector->ddc_bus)
1637 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1639 drm_connector_attach_property(&radeon_connector->base,
1640 dev->mode_config.scaling_mode_property,
1641 DRM_MODE_SCALE_FULLSCREEN);
1642 subpixel_order = SubPixelHorizontalRGB;
1643 connector->interlace_allowed = false;
1644 connector->doublescan_allowed = false;
1649 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1651 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1653 connector->polled = DRM_CONNECTOR_POLL_HPD;
1655 connector->display_info.subpixel_order = subpixel_order;
1656 drm_sysfs_connector_add(connector);
1660 drm_connector_cleanup(connector);
1665 radeon_add_legacy_connector(struct drm_device *dev,
1666 uint32_t connector_id,
1667 uint32_t supported_device,
1669 struct radeon_i2c_bus_rec *i2c_bus,
1670 uint16_t connector_object_id,
1671 struct radeon_hpd *hpd)
1673 struct radeon_device *rdev = dev->dev_private;
1674 struct drm_connector *connector;
1675 struct radeon_connector *radeon_connector;
1676 uint32_t subpixel_order = SubPixelNone;
1678 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1681 /* if the user selected tv=0 don't try and add the connector */
1682 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1683 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1684 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1688 /* see if we already added it */
1689 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1690 radeon_connector = to_radeon_connector(connector);
1691 if (radeon_connector->connector_id == connector_id) {
1692 radeon_connector->devices |= supported_device;
1697 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1698 if (!radeon_connector)
1701 connector = &radeon_connector->base;
1703 radeon_connector->connector_id = connector_id;
1704 radeon_connector->devices = supported_device;
1705 radeon_connector->connector_object_id = connector_object_id;
1706 radeon_connector->hpd = *hpd;
1707 switch (connector_type) {
1708 case DRM_MODE_CONNECTOR_VGA:
1709 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1710 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1711 if (i2c_bus->valid) {
1712 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1713 if (!radeon_connector->ddc_bus)
1714 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1716 radeon_connector->dac_load_detect = true;
1717 drm_connector_attach_property(&radeon_connector->base,
1718 rdev->mode_info.load_detect_property,
1720 /* no HPD on analog connectors */
1721 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1722 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1723 connector->interlace_allowed = true;
1724 connector->doublescan_allowed = true;
1726 case DRM_MODE_CONNECTOR_DVIA:
1727 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1728 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1729 if (i2c_bus->valid) {
1730 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1731 if (!radeon_connector->ddc_bus)
1732 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1734 radeon_connector->dac_load_detect = true;
1735 drm_connector_attach_property(&radeon_connector->base,
1736 rdev->mode_info.load_detect_property,
1738 /* no HPD on analog connectors */
1739 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1740 connector->interlace_allowed = true;
1741 connector->doublescan_allowed = true;
1743 case DRM_MODE_CONNECTOR_DVII:
1744 case DRM_MODE_CONNECTOR_DVID:
1745 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1746 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1747 if (i2c_bus->valid) {
1748 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1749 if (!radeon_connector->ddc_bus)
1750 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1752 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1753 radeon_connector->dac_load_detect = true;
1754 drm_connector_attach_property(&radeon_connector->base,
1755 rdev->mode_info.load_detect_property,
1758 subpixel_order = SubPixelHorizontalRGB;
1759 connector->interlace_allowed = true;
1760 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1761 connector->doublescan_allowed = true;
1763 connector->doublescan_allowed = false;
1765 case DRM_MODE_CONNECTOR_SVIDEO:
1766 case DRM_MODE_CONNECTOR_Composite:
1767 case DRM_MODE_CONNECTOR_9PinDIN:
1768 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1769 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1770 radeon_connector->dac_load_detect = true;
1771 /* RS400,RC410,RS480 chipset seems to report a lot
1772 * of false positive on load detect, we haven't yet
1773 * found a way to make load detect reliable on those
1774 * chipset, thus just disable it for TV.
1776 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1777 radeon_connector->dac_load_detect = false;
1778 drm_connector_attach_property(&radeon_connector->base,
1779 rdev->mode_info.load_detect_property,
1780 radeon_connector->dac_load_detect);
1781 drm_connector_attach_property(&radeon_connector->base,
1782 rdev->mode_info.tv_std_property,
1783 radeon_combios_get_tv_info(rdev));
1784 /* no HPD on analog connectors */
1785 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1786 connector->interlace_allowed = false;
1787 connector->doublescan_allowed = false;
1789 case DRM_MODE_CONNECTOR_LVDS:
1790 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1791 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1792 if (i2c_bus->valid) {
1793 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1794 if (!radeon_connector->ddc_bus)
1795 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1797 drm_connector_attach_property(&radeon_connector->base,
1798 dev->mode_config.scaling_mode_property,
1799 DRM_MODE_SCALE_FULLSCREEN);
1800 subpixel_order = SubPixelHorizontalRGB;
1801 connector->interlace_allowed = false;
1802 connector->doublescan_allowed = false;
1806 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1808 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1810 connector->polled = DRM_CONNECTOR_POLL_HPD;
1811 connector->display_info.subpixel_order = subpixel_order;
1812 drm_sysfs_connector_add(connector);
1813 if (connector_type == DRM_MODE_CONNECTOR_LVDS) {
1814 struct drm_encoder *drm_encoder;
1816 list_for_each_entry(drm_encoder, &dev->mode_config.encoder_list, head) {
1817 struct radeon_encoder *radeon_encoder;
1819 radeon_encoder = to_radeon_encoder(drm_encoder);
1820 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_LVDS)
1821 radeon_legacy_backlight_init(radeon_encoder, connector);