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,
43 void radeon_connector_hotplug(struct drm_connector *connector)
45 struct drm_device *dev = connector->dev;
46 struct radeon_device *rdev = dev->dev_private;
47 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
49 if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
50 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
52 if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
53 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
54 if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
55 (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
56 if (radeon_dp_needs_link_train(radeon_connector)) {
57 if (connector->encoder)
58 dp_link_train(connector->encoder, connector);
65 static void radeon_property_change_mode(struct drm_encoder *encoder)
67 struct drm_crtc *crtc = encoder->crtc;
69 if (crtc && crtc->enabled) {
70 drm_crtc_helper_set_mode(crtc, &crtc->mode,
71 crtc->x, crtc->y, crtc->fb);
75 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
77 struct drm_device *dev = connector->dev;
78 struct radeon_device *rdev = dev->dev_private;
79 struct drm_encoder *best_encoder = NULL;
80 struct drm_encoder *encoder = NULL;
81 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
82 struct drm_mode_object *obj;
86 best_encoder = connector_funcs->best_encoder(connector);
88 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
89 if (connector->encoder_ids[i] == 0)
92 obj = drm_mode_object_find(connector->dev,
93 connector->encoder_ids[i],
94 DRM_MODE_OBJECT_ENCODER);
98 encoder = obj_to_encoder(obj);
100 if ((encoder == best_encoder) && (status == connector_status_connected))
105 if (rdev->is_atom_bios)
106 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
108 radeon_combios_connected_scratch_regs(connector, encoder, connected);
113 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
115 struct drm_mode_object *obj;
116 struct drm_encoder *encoder;
119 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
120 if (connector->encoder_ids[i] == 0)
123 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
127 encoder = obj_to_encoder(obj);
128 if (encoder->encoder_type == encoder_type)
134 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
136 int enc_id = connector->encoder_ids[0];
137 struct drm_mode_object *obj;
138 struct drm_encoder *encoder;
140 /* pick the encoder ids */
142 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
145 encoder = obj_to_encoder(obj);
152 * radeon_connector_analog_encoder_conflict_solve
153 * - search for other connectors sharing this encoder
154 * if priority is true, then set them disconnected if this is connected
155 * if priority is false, set us disconnected if they are connected
157 static enum drm_connector_status
158 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
159 struct drm_encoder *encoder,
160 enum drm_connector_status current_status,
163 struct drm_device *dev = connector->dev;
164 struct drm_connector *conflict;
165 struct radeon_connector *radeon_conflict;
168 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
169 if (conflict == connector)
172 radeon_conflict = to_radeon_connector(conflict);
173 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
174 if (conflict->encoder_ids[i] == 0)
177 /* if the IDs match */
178 if (conflict->encoder_ids[i] == encoder->base.id) {
179 if (conflict->status != connector_status_connected)
182 if (radeon_conflict->use_digital)
185 if (priority == true) {
186 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
187 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
188 conflict->status = connector_status_disconnected;
189 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
191 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
192 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
193 current_status = connector_status_disconnected;
199 return current_status;
203 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
205 struct drm_device *dev = encoder->dev;
206 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
207 struct drm_display_mode *mode = NULL;
208 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
210 if (native_mode->hdisplay != 0 &&
211 native_mode->vdisplay != 0 &&
212 native_mode->clock != 0) {
213 mode = drm_mode_duplicate(dev, native_mode);
214 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
215 drm_mode_set_name(mode);
217 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
218 } else if (native_mode->hdisplay != 0 &&
219 native_mode->vdisplay != 0) {
220 /* mac laptops without an edid */
221 /* Note that this is not necessarily the exact panel mode,
222 * but an approximation based on the cvt formula. For these
223 * systems we should ideally read the mode info out of the
224 * registers or add a mode table, but this works and is much
227 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
228 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
229 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
234 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
236 struct drm_device *dev = encoder->dev;
237 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
238 struct drm_display_mode *mode = NULL;
239 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
244 } common_modes[17] = {
264 for (i = 0; i < 17; i++) {
265 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
266 if (common_modes[i].w > 1024 ||
267 common_modes[i].h > 768)
270 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
271 if (common_modes[i].w > native_mode->hdisplay ||
272 common_modes[i].h > native_mode->vdisplay ||
273 (common_modes[i].w == native_mode->hdisplay &&
274 common_modes[i].h == native_mode->vdisplay))
277 if (common_modes[i].w < 320 || common_modes[i].h < 200)
280 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
281 drm_mode_probed_add(connector, mode);
285 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
288 struct drm_device *dev = connector->dev;
289 struct radeon_device *rdev = dev->dev_private;
290 struct drm_encoder *encoder;
291 struct radeon_encoder *radeon_encoder;
293 if (property == rdev->mode_info.coherent_mode_property) {
294 struct radeon_encoder_atom_dig *dig;
295 bool new_coherent_mode;
297 /* need to find digital encoder on connector */
298 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
302 radeon_encoder = to_radeon_encoder(encoder);
304 if (!radeon_encoder->enc_priv)
307 dig = radeon_encoder->enc_priv;
308 new_coherent_mode = val ? true : false;
309 if (dig->coherent_mode != new_coherent_mode) {
310 dig->coherent_mode = new_coherent_mode;
311 radeon_property_change_mode(&radeon_encoder->base);
315 if (property == rdev->mode_info.underscan_property) {
316 /* need to find digital encoder on connector */
317 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
321 radeon_encoder = to_radeon_encoder(encoder);
323 if (radeon_encoder->underscan_type != val) {
324 radeon_encoder->underscan_type = val;
325 radeon_property_change_mode(&radeon_encoder->base);
329 if (property == rdev->mode_info.underscan_hborder_property) {
330 /* need to find digital encoder on connector */
331 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
335 radeon_encoder = to_radeon_encoder(encoder);
337 if (radeon_encoder->underscan_hborder != val) {
338 radeon_encoder->underscan_hborder = val;
339 radeon_property_change_mode(&radeon_encoder->base);
343 if (property == rdev->mode_info.underscan_vborder_property) {
344 /* need to find digital encoder on connector */
345 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
349 radeon_encoder = to_radeon_encoder(encoder);
351 if (radeon_encoder->underscan_vborder != val) {
352 radeon_encoder->underscan_vborder = val;
353 radeon_property_change_mode(&radeon_encoder->base);
357 if (property == rdev->mode_info.tv_std_property) {
358 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
360 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
366 radeon_encoder = to_radeon_encoder(encoder);
367 if (!radeon_encoder->enc_priv)
369 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
370 struct radeon_encoder_atom_dac *dac_int;
371 dac_int = radeon_encoder->enc_priv;
372 dac_int->tv_std = val;
374 struct radeon_encoder_tv_dac *dac_int;
375 dac_int = radeon_encoder->enc_priv;
376 dac_int->tv_std = val;
378 radeon_property_change_mode(&radeon_encoder->base);
381 if (property == rdev->mode_info.load_detect_property) {
382 struct radeon_connector *radeon_connector =
383 to_radeon_connector(connector);
386 radeon_connector->dac_load_detect = false;
388 radeon_connector->dac_load_detect = true;
391 if (property == rdev->mode_info.tmds_pll_property) {
392 struct radeon_encoder_int_tmds *tmds = NULL;
394 /* need to find digital encoder on connector */
395 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
399 radeon_encoder = to_radeon_encoder(encoder);
401 tmds = radeon_encoder->enc_priv;
406 if (rdev->is_atom_bios)
407 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
409 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
411 if (val == 1 || ret == false) {
412 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
414 radeon_property_change_mode(&radeon_encoder->base);
420 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
421 struct drm_connector *connector)
423 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
424 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
426 /* Try to get native mode details from EDID if necessary */
427 if (!native_mode->clock) {
428 struct drm_display_mode *t, *mode;
430 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
431 if (mode->hdisplay == native_mode->hdisplay &&
432 mode->vdisplay == native_mode->vdisplay) {
433 *native_mode = *mode;
434 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
435 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
440 if (!native_mode->clock) {
441 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
442 radeon_encoder->rmx_type = RMX_OFF;
446 static int radeon_lvds_get_modes(struct drm_connector *connector)
448 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
449 struct drm_encoder *encoder;
451 struct drm_display_mode *mode;
453 if (radeon_connector->ddc_bus) {
454 ret = radeon_ddc_get_modes(radeon_connector);
456 encoder = radeon_best_single_encoder(connector);
458 radeon_fixup_lvds_native_mode(encoder, connector);
459 /* add scaled modes */
460 radeon_add_common_modes(encoder, connector);
466 encoder = radeon_best_single_encoder(connector);
470 /* we have no EDID modes */
471 mode = radeon_fp_native_mode(encoder);
474 drm_mode_probed_add(connector, mode);
475 /* add the width/height from vbios tables if available */
476 connector->display_info.width_mm = mode->width_mm;
477 connector->display_info.height_mm = mode->height_mm;
478 /* add scaled modes */
479 radeon_add_common_modes(encoder, connector);
485 static int radeon_lvds_mode_valid(struct drm_connector *connector,
486 struct drm_display_mode *mode)
488 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
490 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
494 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
495 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
497 /* AVIVO hardware supports downscaling modes larger than the panel
498 * to the panel size, but I'm not sure this is desirable.
500 if ((mode->hdisplay > native_mode->hdisplay) ||
501 (mode->vdisplay > native_mode->vdisplay))
504 /* if scaling is disabled, block non-native modes */
505 if (radeon_encoder->rmx_type == RMX_OFF) {
506 if ((mode->hdisplay != native_mode->hdisplay) ||
507 (mode->vdisplay != native_mode->vdisplay))
515 static enum drm_connector_status
516 radeon_lvds_detect(struct drm_connector *connector, bool force)
518 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
519 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
520 enum drm_connector_status ret = connector_status_disconnected;
523 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
524 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
526 /* check if panel is valid */
527 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
528 ret = connector_status_connected;
532 /* check for edid as well */
533 if (radeon_connector->edid)
534 ret = connector_status_connected;
536 if (radeon_connector->ddc_bus) {
537 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
538 &radeon_connector->ddc_bus->adapter);
539 if (radeon_connector->edid)
540 ret = connector_status_connected;
543 /* check acpi lid status ??? */
545 radeon_connector_update_scratch_regs(connector, ret);
549 static void radeon_connector_destroy(struct drm_connector *connector)
551 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
553 if (radeon_connector->edid)
554 kfree(radeon_connector->edid);
555 kfree(radeon_connector->con_priv);
556 drm_sysfs_connector_remove(connector);
557 drm_connector_cleanup(connector);
561 static int radeon_lvds_set_property(struct drm_connector *connector,
562 struct drm_property *property,
565 struct drm_device *dev = connector->dev;
566 struct radeon_encoder *radeon_encoder;
567 enum radeon_rmx_type rmx_type;
570 if (property != dev->mode_config.scaling_mode_property)
573 if (connector->encoder)
574 radeon_encoder = to_radeon_encoder(connector->encoder);
576 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
577 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
581 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
582 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
583 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
585 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
587 if (radeon_encoder->rmx_type == rmx_type)
590 radeon_encoder->rmx_type = rmx_type;
592 radeon_property_change_mode(&radeon_encoder->base);
597 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
598 .get_modes = radeon_lvds_get_modes,
599 .mode_valid = radeon_lvds_mode_valid,
600 .best_encoder = radeon_best_single_encoder,
603 struct drm_connector_funcs radeon_lvds_connector_funcs = {
604 .dpms = drm_helper_connector_dpms,
605 .detect = radeon_lvds_detect,
606 .fill_modes = drm_helper_probe_single_connector_modes,
607 .destroy = radeon_connector_destroy,
608 .set_property = radeon_lvds_set_property,
611 static int radeon_vga_get_modes(struct drm_connector *connector)
613 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
616 ret = radeon_ddc_get_modes(radeon_connector);
621 static int radeon_vga_mode_valid(struct drm_connector *connector,
622 struct drm_display_mode *mode)
624 /* XXX check mode bandwidth */
625 /* XXX verify against max DAC output frequency */
629 static enum drm_connector_status
630 radeon_vga_detect(struct drm_connector *connector, bool force)
632 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
633 struct drm_encoder *encoder;
634 struct drm_encoder_helper_funcs *encoder_funcs;
636 enum drm_connector_status ret = connector_status_disconnected;
638 encoder = radeon_best_single_encoder(connector);
640 ret = connector_status_disconnected;
642 if (radeon_connector->ddc_bus)
643 dret = radeon_ddc_probe(radeon_connector);
645 if (radeon_connector->edid) {
646 kfree(radeon_connector->edid);
647 radeon_connector->edid = NULL;
649 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
651 if (!radeon_connector->edid) {
652 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
653 drm_get_connector_name(connector));
654 ret = connector_status_connected;
656 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
658 /* some oems have boards with separate digital and analog connectors
659 * with a shared ddc line (often vga + hdmi)
661 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
662 kfree(radeon_connector->edid);
663 radeon_connector->edid = NULL;
664 ret = connector_status_disconnected;
666 ret = connector_status_connected;
670 /* if we aren't forcing don't do destructive polling */
672 return connector->status;
674 if (radeon_connector->dac_load_detect && encoder) {
675 encoder_funcs = encoder->helper_private;
676 ret = encoder_funcs->detect(encoder, connector);
680 if (ret == connector_status_connected)
681 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
682 radeon_connector_update_scratch_regs(connector, ret);
686 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
687 .get_modes = radeon_vga_get_modes,
688 .mode_valid = radeon_vga_mode_valid,
689 .best_encoder = radeon_best_single_encoder,
692 struct drm_connector_funcs radeon_vga_connector_funcs = {
693 .dpms = drm_helper_connector_dpms,
694 .detect = radeon_vga_detect,
695 .fill_modes = drm_helper_probe_single_connector_modes,
696 .destroy = radeon_connector_destroy,
697 .set_property = radeon_connector_set_property,
700 static int radeon_tv_get_modes(struct drm_connector *connector)
702 struct drm_device *dev = connector->dev;
703 struct radeon_device *rdev = dev->dev_private;
704 struct drm_display_mode *tv_mode;
705 struct drm_encoder *encoder;
707 encoder = radeon_best_single_encoder(connector);
711 /* avivo chips can scale any mode */
712 if (rdev->family >= CHIP_RS600)
713 /* add scaled modes */
714 radeon_add_common_modes(encoder, connector);
716 /* only 800x600 is supported right now on pre-avivo chips */
717 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
718 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
719 drm_mode_probed_add(connector, tv_mode);
724 static int radeon_tv_mode_valid(struct drm_connector *connector,
725 struct drm_display_mode *mode)
727 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
728 return MODE_CLOCK_RANGE;
732 static enum drm_connector_status
733 radeon_tv_detect(struct drm_connector *connector, bool force)
735 struct drm_encoder *encoder;
736 struct drm_encoder_helper_funcs *encoder_funcs;
737 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
738 enum drm_connector_status ret = connector_status_disconnected;
740 if (!radeon_connector->dac_load_detect)
743 encoder = radeon_best_single_encoder(connector);
745 ret = connector_status_disconnected;
747 encoder_funcs = encoder->helper_private;
748 ret = encoder_funcs->detect(encoder, connector);
750 if (ret == connector_status_connected)
751 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
752 radeon_connector_update_scratch_regs(connector, ret);
756 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
757 .get_modes = radeon_tv_get_modes,
758 .mode_valid = radeon_tv_mode_valid,
759 .best_encoder = radeon_best_single_encoder,
762 struct drm_connector_funcs radeon_tv_connector_funcs = {
763 .dpms = drm_helper_connector_dpms,
764 .detect = radeon_tv_detect,
765 .fill_modes = drm_helper_probe_single_connector_modes,
766 .destroy = radeon_connector_destroy,
767 .set_property = radeon_connector_set_property,
770 static int radeon_dvi_get_modes(struct drm_connector *connector)
772 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
775 ret = radeon_ddc_get_modes(radeon_connector);
781 * Do a DDC probe, if DDC probe passes, get the full EDID so
782 * we can do analog/digital monitor detection at this point.
783 * If the monitor is an analog monitor or we got no DDC,
784 * we need to find the DAC encoder object for this connector.
785 * If we got no DDC, we do load detection on the DAC encoder object.
786 * If we got analog DDC or load detection passes on the DAC encoder
787 * we have to check if this analog encoder is shared with anyone else (TV)
788 * if its shared we have to set the other connector to disconnected.
790 static enum drm_connector_status
791 radeon_dvi_detect(struct drm_connector *connector, bool force)
793 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
794 struct drm_encoder *encoder = NULL;
795 struct drm_encoder_helper_funcs *encoder_funcs;
796 struct drm_mode_object *obj;
798 enum drm_connector_status ret = connector_status_disconnected;
801 if (radeon_connector->ddc_bus)
802 dret = radeon_ddc_probe(radeon_connector);
804 if (radeon_connector->edid) {
805 kfree(radeon_connector->edid);
806 radeon_connector->edid = NULL;
808 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
810 if (!radeon_connector->edid) {
811 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
812 drm_get_connector_name(connector));
814 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
816 /* some oems have boards with separate digital and analog connectors
817 * with a shared ddc line (often vga + hdmi)
819 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
820 kfree(radeon_connector->edid);
821 radeon_connector->edid = NULL;
822 ret = connector_status_disconnected;
824 ret = connector_status_connected;
826 /* This gets complicated. We have boards with VGA + HDMI with a
827 * shared DDC line and we have boards with DVI-D + HDMI with a shared
828 * DDC line. The latter is more complex because with DVI<->HDMI adapters
829 * you don't really know what's connected to which port as both are digital.
831 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
832 struct drm_device *dev = connector->dev;
833 struct radeon_device *rdev = dev->dev_private;
834 struct drm_connector *list_connector;
835 struct radeon_connector *list_radeon_connector;
836 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
837 if (connector == list_connector)
839 list_radeon_connector = to_radeon_connector(list_connector);
840 if (list_radeon_connector->shared_ddc &&
841 (list_radeon_connector->ddc_bus->rec.i2c_id ==
842 radeon_connector->ddc_bus->rec.i2c_id)) {
843 /* cases where both connectors are digital */
844 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
845 /* hpd is our only option in this case */
846 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
847 kfree(radeon_connector->edid);
848 radeon_connector->edid = NULL;
849 ret = connector_status_disconnected;
858 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
862 ret = connector->status;
866 /* find analog encoder */
867 if (radeon_connector->dac_load_detect) {
868 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
869 if (connector->encoder_ids[i] == 0)
872 obj = drm_mode_object_find(connector->dev,
873 connector->encoder_ids[i],
874 DRM_MODE_OBJECT_ENCODER);
878 encoder = obj_to_encoder(obj);
880 encoder_funcs = encoder->helper_private;
881 if (encoder_funcs->detect) {
882 if (ret != connector_status_connected) {
883 ret = encoder_funcs->detect(encoder, connector);
884 if (ret == connector_status_connected) {
885 radeon_connector->use_digital = false;
893 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
895 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
899 /* updated in get modes as well since we need to know if it's analog or digital */
900 radeon_connector_update_scratch_regs(connector, ret);
904 /* okay need to be smart in here about which encoder to pick */
905 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
907 int enc_id = connector->encoder_ids[0];
908 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
909 struct drm_mode_object *obj;
910 struct drm_encoder *encoder;
912 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
913 if (connector->encoder_ids[i] == 0)
916 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
920 encoder = obj_to_encoder(obj);
922 if (radeon_connector->use_digital == true) {
923 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
926 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
927 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
932 /* see if we have a default encoder TODO */
934 /* then check use digitial */
935 /* pick the first one */
937 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
940 encoder = obj_to_encoder(obj);
946 static void radeon_dvi_force(struct drm_connector *connector)
948 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
949 if (connector->force == DRM_FORCE_ON)
950 radeon_connector->use_digital = false;
951 if (connector->force == DRM_FORCE_ON_DIGITAL)
952 radeon_connector->use_digital = true;
955 static int radeon_dvi_mode_valid(struct drm_connector *connector,
956 struct drm_display_mode *mode)
958 struct drm_device *dev = connector->dev;
959 struct radeon_device *rdev = dev->dev_private;
960 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
962 /* XXX check mode bandwidth */
964 /* clocks over 135 MHz have heat issues with DVI on RV100 */
965 if (radeon_connector->use_digital &&
966 (rdev->family == CHIP_RV100) &&
967 (mode->clock > 135000))
968 return MODE_CLOCK_HIGH;
970 if (radeon_connector->use_digital && (mode->clock > 165000)) {
971 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
972 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
973 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
976 return MODE_CLOCK_HIGH;
981 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
982 .get_modes = radeon_dvi_get_modes,
983 .mode_valid = radeon_dvi_mode_valid,
984 .best_encoder = radeon_dvi_encoder,
987 struct drm_connector_funcs radeon_dvi_connector_funcs = {
988 .dpms = drm_helper_connector_dpms,
989 .detect = radeon_dvi_detect,
990 .fill_modes = drm_helper_probe_single_connector_modes,
991 .set_property = radeon_connector_set_property,
992 .destroy = radeon_connector_destroy,
993 .force = radeon_dvi_force,
996 static void radeon_dp_connector_destroy(struct drm_connector *connector)
998 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
999 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1001 if (radeon_connector->edid)
1002 kfree(radeon_connector->edid);
1003 if (radeon_dig_connector->dp_i2c_bus)
1004 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1005 kfree(radeon_connector->con_priv);
1006 drm_sysfs_connector_remove(connector);
1007 drm_connector_cleanup(connector);
1011 static int radeon_dp_get_modes(struct drm_connector *connector)
1013 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1014 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1017 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1018 if (!radeon_dig_connector->edp_on)
1019 atombios_set_edp_panel_power(connector,
1020 ATOM_TRANSMITTER_ACTION_POWER_ON);
1022 ret = radeon_ddc_get_modes(radeon_connector);
1023 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1024 if (!radeon_dig_connector->edp_on)
1025 atombios_set_edp_panel_power(connector,
1026 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1032 static enum drm_connector_status
1033 radeon_dp_detect(struct drm_connector *connector, bool force)
1035 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1036 enum drm_connector_status ret = connector_status_disconnected;
1037 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1039 if (radeon_connector->edid) {
1040 kfree(radeon_connector->edid);
1041 radeon_connector->edid = NULL;
1044 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1045 /* eDP is always DP */
1046 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1047 if (!radeon_dig_connector->edp_on)
1048 atombios_set_edp_panel_power(connector,
1049 ATOM_TRANSMITTER_ACTION_POWER_ON);
1050 if (radeon_dp_getdpcd(radeon_connector))
1051 ret = connector_status_connected;
1052 if (!radeon_dig_connector->edp_on)
1053 atombios_set_edp_panel_power(connector,
1054 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1056 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1057 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1058 if (radeon_dp_getdpcd(radeon_connector))
1059 ret = connector_status_connected;
1061 if (radeon_ddc_probe(radeon_connector))
1062 ret = connector_status_connected;
1066 radeon_connector_update_scratch_regs(connector, ret);
1070 static int radeon_dp_mode_valid(struct drm_connector *connector,
1071 struct drm_display_mode *mode)
1073 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1074 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1076 /* XXX check mode bandwidth */
1078 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1079 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1080 return radeon_dp_mode_valid_helper(radeon_connector, mode);
1085 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1086 .get_modes = radeon_dp_get_modes,
1087 .mode_valid = radeon_dp_mode_valid,
1088 .best_encoder = radeon_dvi_encoder,
1091 struct drm_connector_funcs radeon_dp_connector_funcs = {
1092 .dpms = drm_helper_connector_dpms,
1093 .detect = radeon_dp_detect,
1094 .fill_modes = drm_helper_probe_single_connector_modes,
1095 .set_property = radeon_connector_set_property,
1096 .destroy = radeon_dp_connector_destroy,
1097 .force = radeon_dvi_force,
1101 radeon_add_atom_connector(struct drm_device *dev,
1102 uint32_t connector_id,
1103 uint32_t supported_device,
1105 struct radeon_i2c_bus_rec *i2c_bus,
1106 uint32_t igp_lane_info,
1107 uint16_t connector_object_id,
1108 struct radeon_hpd *hpd,
1109 struct radeon_router *router)
1111 struct radeon_device *rdev = dev->dev_private;
1112 struct drm_connector *connector;
1113 struct radeon_connector *radeon_connector;
1114 struct radeon_connector_atom_dig *radeon_dig_connector;
1115 uint32_t subpixel_order = SubPixelNone;
1116 bool shared_ddc = false;
1118 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1121 /* if the user selected tv=0 don't try and add the connector */
1122 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1123 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1124 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1128 /* see if we already added it */
1129 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1130 radeon_connector = to_radeon_connector(connector);
1131 if (radeon_connector->connector_id == connector_id) {
1132 radeon_connector->devices |= supported_device;
1135 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1136 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1137 radeon_connector->shared_ddc = true;
1140 if (radeon_connector->router_bus && router->ddc_valid &&
1141 (radeon_connector->router.router_id == router->router_id)) {
1142 radeon_connector->shared_ddc = false;
1148 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1149 if (!radeon_connector)
1152 connector = &radeon_connector->base;
1154 radeon_connector->connector_id = connector_id;
1155 radeon_connector->devices = supported_device;
1156 radeon_connector->shared_ddc = shared_ddc;
1157 radeon_connector->connector_object_id = connector_object_id;
1158 radeon_connector->hpd = *hpd;
1159 radeon_connector->router = *router;
1160 if (router->ddc_valid || router->cd_valid) {
1161 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1162 if (!radeon_connector->router_bus)
1165 switch (connector_type) {
1166 case DRM_MODE_CONNECTOR_VGA:
1167 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1168 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1169 if (i2c_bus->valid) {
1170 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1171 if (!radeon_connector->ddc_bus)
1174 radeon_connector->dac_load_detect = true;
1175 drm_connector_attach_property(&radeon_connector->base,
1176 rdev->mode_info.load_detect_property,
1178 /* no HPD on analog connectors */
1179 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1180 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1181 connector->interlace_allowed = true;
1182 connector->doublescan_allowed = true;
1184 case DRM_MODE_CONNECTOR_DVIA:
1185 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1186 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1187 if (i2c_bus->valid) {
1188 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1189 if (!radeon_connector->ddc_bus)
1192 radeon_connector->dac_load_detect = true;
1193 drm_connector_attach_property(&radeon_connector->base,
1194 rdev->mode_info.load_detect_property,
1196 /* no HPD on analog connectors */
1197 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1198 connector->interlace_allowed = true;
1199 connector->doublescan_allowed = true;
1201 case DRM_MODE_CONNECTOR_DVII:
1202 case DRM_MODE_CONNECTOR_DVID:
1203 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1204 if (!radeon_dig_connector)
1206 radeon_dig_connector->igp_lane_info = igp_lane_info;
1207 radeon_connector->con_priv = radeon_dig_connector;
1208 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1209 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1210 if (i2c_bus->valid) {
1211 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1212 if (!radeon_connector->ddc_bus)
1215 subpixel_order = SubPixelHorizontalRGB;
1216 drm_connector_attach_property(&radeon_connector->base,
1217 rdev->mode_info.coherent_mode_property,
1219 if (ASIC_IS_AVIVO(rdev)) {
1220 drm_connector_attach_property(&radeon_connector->base,
1221 rdev->mode_info.underscan_property,
1223 drm_connector_attach_property(&radeon_connector->base,
1224 rdev->mode_info.underscan_hborder_property,
1226 drm_connector_attach_property(&radeon_connector->base,
1227 rdev->mode_info.underscan_vborder_property,
1230 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1231 radeon_connector->dac_load_detect = true;
1232 drm_connector_attach_property(&radeon_connector->base,
1233 rdev->mode_info.load_detect_property,
1236 connector->interlace_allowed = true;
1237 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1238 connector->doublescan_allowed = true;
1240 connector->doublescan_allowed = false;
1242 case DRM_MODE_CONNECTOR_HDMIA:
1243 case DRM_MODE_CONNECTOR_HDMIB:
1244 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1245 if (!radeon_dig_connector)
1247 radeon_dig_connector->igp_lane_info = igp_lane_info;
1248 radeon_connector->con_priv = radeon_dig_connector;
1249 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1250 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1251 if (i2c_bus->valid) {
1252 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1253 if (!radeon_connector->ddc_bus)
1256 drm_connector_attach_property(&radeon_connector->base,
1257 rdev->mode_info.coherent_mode_property,
1259 if (ASIC_IS_AVIVO(rdev)) {
1260 drm_connector_attach_property(&radeon_connector->base,
1261 rdev->mode_info.underscan_property,
1263 drm_connector_attach_property(&radeon_connector->base,
1264 rdev->mode_info.underscan_hborder_property,
1266 drm_connector_attach_property(&radeon_connector->base,
1267 rdev->mode_info.underscan_vborder_property,
1270 subpixel_order = SubPixelHorizontalRGB;
1271 connector->interlace_allowed = true;
1272 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1273 connector->doublescan_allowed = true;
1275 connector->doublescan_allowed = false;
1277 case DRM_MODE_CONNECTOR_DisplayPort:
1278 case DRM_MODE_CONNECTOR_eDP:
1279 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1280 if (!radeon_dig_connector)
1282 radeon_dig_connector->igp_lane_info = igp_lane_info;
1283 radeon_connector->con_priv = radeon_dig_connector;
1284 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1285 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1286 if (i2c_bus->valid) {
1287 /* add DP i2c bus */
1288 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1289 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1291 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1292 if (!radeon_dig_connector->dp_i2c_bus)
1294 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1295 if (!radeon_connector->ddc_bus)
1298 subpixel_order = SubPixelHorizontalRGB;
1299 drm_connector_attach_property(&radeon_connector->base,
1300 rdev->mode_info.coherent_mode_property,
1302 if (ASIC_IS_AVIVO(rdev)) {
1303 drm_connector_attach_property(&radeon_connector->base,
1304 rdev->mode_info.underscan_property,
1306 drm_connector_attach_property(&radeon_connector->base,
1307 rdev->mode_info.underscan_hborder_property,
1309 drm_connector_attach_property(&radeon_connector->base,
1310 rdev->mode_info.underscan_vborder_property,
1313 connector->interlace_allowed = true;
1314 /* in theory with a DP to VGA converter... */
1315 connector->doublescan_allowed = false;
1317 case DRM_MODE_CONNECTOR_SVIDEO:
1318 case DRM_MODE_CONNECTOR_Composite:
1319 case DRM_MODE_CONNECTOR_9PinDIN:
1320 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1321 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1322 radeon_connector->dac_load_detect = true;
1323 drm_connector_attach_property(&radeon_connector->base,
1324 rdev->mode_info.load_detect_property,
1326 drm_connector_attach_property(&radeon_connector->base,
1327 rdev->mode_info.tv_std_property,
1328 radeon_atombios_get_tv_info(rdev));
1329 /* no HPD on analog connectors */
1330 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1331 connector->interlace_allowed = false;
1332 connector->doublescan_allowed = false;
1334 case DRM_MODE_CONNECTOR_LVDS:
1335 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1336 if (!radeon_dig_connector)
1338 radeon_dig_connector->igp_lane_info = igp_lane_info;
1339 radeon_connector->con_priv = radeon_dig_connector;
1340 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1341 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1342 if (i2c_bus->valid) {
1343 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1344 if (!radeon_connector->ddc_bus)
1347 drm_connector_attach_property(&radeon_connector->base,
1348 dev->mode_config.scaling_mode_property,
1349 DRM_MODE_SCALE_FULLSCREEN);
1350 subpixel_order = SubPixelHorizontalRGB;
1351 connector->interlace_allowed = false;
1352 connector->doublescan_allowed = false;
1356 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1358 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1360 connector->polled = DRM_CONNECTOR_POLL_HPD;
1362 connector->display_info.subpixel_order = subpixel_order;
1363 drm_sysfs_connector_add(connector);
1367 drm_connector_cleanup(connector);
1372 radeon_add_legacy_connector(struct drm_device *dev,
1373 uint32_t connector_id,
1374 uint32_t supported_device,
1376 struct radeon_i2c_bus_rec *i2c_bus,
1377 uint16_t connector_object_id,
1378 struct radeon_hpd *hpd)
1380 struct radeon_device *rdev = dev->dev_private;
1381 struct drm_connector *connector;
1382 struct radeon_connector *radeon_connector;
1383 uint32_t subpixel_order = SubPixelNone;
1385 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1388 /* if the user selected tv=0 don't try and add the connector */
1389 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1390 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1391 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1395 /* see if we already added it */
1396 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1397 radeon_connector = to_radeon_connector(connector);
1398 if (radeon_connector->connector_id == connector_id) {
1399 radeon_connector->devices |= supported_device;
1404 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1405 if (!radeon_connector)
1408 connector = &radeon_connector->base;
1410 radeon_connector->connector_id = connector_id;
1411 radeon_connector->devices = supported_device;
1412 radeon_connector->connector_object_id = connector_object_id;
1413 radeon_connector->hpd = *hpd;
1414 switch (connector_type) {
1415 case DRM_MODE_CONNECTOR_VGA:
1416 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1417 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1418 if (i2c_bus->valid) {
1419 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1420 if (!radeon_connector->ddc_bus)
1423 radeon_connector->dac_load_detect = true;
1424 drm_connector_attach_property(&radeon_connector->base,
1425 rdev->mode_info.load_detect_property,
1427 /* no HPD on analog connectors */
1428 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1429 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1430 connector->interlace_allowed = true;
1431 connector->doublescan_allowed = true;
1433 case DRM_MODE_CONNECTOR_DVIA:
1434 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1435 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1436 if (i2c_bus->valid) {
1437 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1438 if (!radeon_connector->ddc_bus)
1441 radeon_connector->dac_load_detect = true;
1442 drm_connector_attach_property(&radeon_connector->base,
1443 rdev->mode_info.load_detect_property,
1445 /* no HPD on analog connectors */
1446 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1447 connector->interlace_allowed = true;
1448 connector->doublescan_allowed = true;
1450 case DRM_MODE_CONNECTOR_DVII:
1451 case DRM_MODE_CONNECTOR_DVID:
1452 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1453 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1454 if (i2c_bus->valid) {
1455 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1456 if (!radeon_connector->ddc_bus)
1459 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1460 radeon_connector->dac_load_detect = true;
1461 drm_connector_attach_property(&radeon_connector->base,
1462 rdev->mode_info.load_detect_property,
1465 subpixel_order = SubPixelHorizontalRGB;
1466 connector->interlace_allowed = true;
1467 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1468 connector->doublescan_allowed = true;
1470 connector->doublescan_allowed = false;
1472 case DRM_MODE_CONNECTOR_SVIDEO:
1473 case DRM_MODE_CONNECTOR_Composite:
1474 case DRM_MODE_CONNECTOR_9PinDIN:
1475 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1476 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1477 radeon_connector->dac_load_detect = true;
1478 /* RS400,RC410,RS480 chipset seems to report a lot
1479 * of false positive on load detect, we haven't yet
1480 * found a way to make load detect reliable on those
1481 * chipset, thus just disable it for TV.
1483 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1484 radeon_connector->dac_load_detect = false;
1485 drm_connector_attach_property(&radeon_connector->base,
1486 rdev->mode_info.load_detect_property,
1487 radeon_connector->dac_load_detect);
1488 drm_connector_attach_property(&radeon_connector->base,
1489 rdev->mode_info.tv_std_property,
1490 radeon_combios_get_tv_info(rdev));
1491 /* no HPD on analog connectors */
1492 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1493 connector->interlace_allowed = false;
1494 connector->doublescan_allowed = false;
1496 case DRM_MODE_CONNECTOR_LVDS:
1497 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1498 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1499 if (i2c_bus->valid) {
1500 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1501 if (!radeon_connector->ddc_bus)
1504 drm_connector_attach_property(&radeon_connector->base,
1505 dev->mode_config.scaling_mode_property,
1506 DRM_MODE_SCALE_FULLSCREEN);
1507 subpixel_order = SubPixelHorizontalRGB;
1508 connector->interlace_allowed = false;
1509 connector->doublescan_allowed = false;
1513 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1515 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1517 connector->polled = DRM_CONNECTOR_POLL_HPD;
1518 connector->display_info.subpixel_order = subpixel_order;
1519 drm_sysfs_connector_add(connector);
1523 drm_connector_cleanup(connector);