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 if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
54 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
56 if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
57 (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
58 if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
59 (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
60 if (radeon_dp_needs_link_train(radeon_connector)) {
61 if (connector->encoder)
62 dp_link_train(connector->encoder, connector);
69 static void radeon_property_change_mode(struct drm_encoder *encoder)
71 struct drm_crtc *crtc = encoder->crtc;
73 if (crtc && crtc->enabled) {
74 drm_crtc_helper_set_mode(crtc, &crtc->mode,
75 crtc->x, crtc->y, crtc->fb);
79 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
81 struct drm_device *dev = connector->dev;
82 struct radeon_device *rdev = dev->dev_private;
83 struct drm_encoder *best_encoder = NULL;
84 struct drm_encoder *encoder = NULL;
85 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
86 struct drm_mode_object *obj;
90 best_encoder = connector_funcs->best_encoder(connector);
92 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
93 if (connector->encoder_ids[i] == 0)
96 obj = drm_mode_object_find(connector->dev,
97 connector->encoder_ids[i],
98 DRM_MODE_OBJECT_ENCODER);
102 encoder = obj_to_encoder(obj);
104 if ((encoder == best_encoder) && (status == connector_status_connected))
109 if (rdev->is_atom_bios)
110 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
112 radeon_combios_connected_scratch_regs(connector, encoder, connected);
117 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
119 struct drm_mode_object *obj;
120 struct drm_encoder *encoder;
123 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
124 if (connector->encoder_ids[i] == 0)
127 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
131 encoder = obj_to_encoder(obj);
132 if (encoder->encoder_type == encoder_type)
138 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
140 int enc_id = connector->encoder_ids[0];
141 struct drm_mode_object *obj;
142 struct drm_encoder *encoder;
144 /* pick the encoder ids */
146 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
149 encoder = obj_to_encoder(obj);
156 * radeon_connector_analog_encoder_conflict_solve
157 * - search for other connectors sharing this encoder
158 * if priority is true, then set them disconnected if this is connected
159 * if priority is false, set us disconnected if they are connected
161 static enum drm_connector_status
162 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
163 struct drm_encoder *encoder,
164 enum drm_connector_status current_status,
167 struct drm_device *dev = connector->dev;
168 struct drm_connector *conflict;
169 struct radeon_connector *radeon_conflict;
172 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
173 if (conflict == connector)
176 radeon_conflict = to_radeon_connector(conflict);
177 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
178 if (conflict->encoder_ids[i] == 0)
181 /* if the IDs match */
182 if (conflict->encoder_ids[i] == encoder->base.id) {
183 if (conflict->status != connector_status_connected)
186 if (radeon_conflict->use_digital)
189 if (priority == true) {
190 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
191 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
192 conflict->status = connector_status_disconnected;
193 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
195 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
196 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
197 current_status = connector_status_disconnected;
203 return current_status;
207 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
209 struct drm_device *dev = encoder->dev;
210 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
211 struct drm_display_mode *mode = NULL;
212 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
214 if (native_mode->hdisplay != 0 &&
215 native_mode->vdisplay != 0 &&
216 native_mode->clock != 0) {
217 mode = drm_mode_duplicate(dev, native_mode);
218 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
219 drm_mode_set_name(mode);
221 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
222 } else if (native_mode->hdisplay != 0 &&
223 native_mode->vdisplay != 0) {
224 /* mac laptops without an edid */
225 /* Note that this is not necessarily the exact panel mode,
226 * but an approximation based on the cvt formula. For these
227 * systems we should ideally read the mode info out of the
228 * registers or add a mode table, but this works and is much
231 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
232 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
233 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
238 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
240 struct drm_device *dev = encoder->dev;
241 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
242 struct drm_display_mode *mode = NULL;
243 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
248 } common_modes[17] = {
268 for (i = 0; i < 17; i++) {
269 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
270 if (common_modes[i].w > 1024 ||
271 common_modes[i].h > 768)
274 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
275 if (common_modes[i].w > native_mode->hdisplay ||
276 common_modes[i].h > native_mode->vdisplay ||
277 (common_modes[i].w == native_mode->hdisplay &&
278 common_modes[i].h == native_mode->vdisplay))
281 if (common_modes[i].w < 320 || common_modes[i].h < 200)
284 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
285 drm_mode_probed_add(connector, mode);
289 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
292 struct drm_device *dev = connector->dev;
293 struct radeon_device *rdev = dev->dev_private;
294 struct drm_encoder *encoder;
295 struct radeon_encoder *radeon_encoder;
297 if (property == rdev->mode_info.coherent_mode_property) {
298 struct radeon_encoder_atom_dig *dig;
299 bool new_coherent_mode;
301 /* need to find digital encoder on connector */
302 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
306 radeon_encoder = to_radeon_encoder(encoder);
308 if (!radeon_encoder->enc_priv)
311 dig = radeon_encoder->enc_priv;
312 new_coherent_mode = val ? true : false;
313 if (dig->coherent_mode != new_coherent_mode) {
314 dig->coherent_mode = new_coherent_mode;
315 radeon_property_change_mode(&radeon_encoder->base);
319 if (property == rdev->mode_info.underscan_property) {
320 /* need to find digital encoder on connector */
321 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
325 radeon_encoder = to_radeon_encoder(encoder);
327 if (radeon_encoder->underscan_type != val) {
328 radeon_encoder->underscan_type = val;
329 radeon_property_change_mode(&radeon_encoder->base);
333 if (property == rdev->mode_info.underscan_hborder_property) {
334 /* need to find digital encoder on connector */
335 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
339 radeon_encoder = to_radeon_encoder(encoder);
341 if (radeon_encoder->underscan_hborder != val) {
342 radeon_encoder->underscan_hborder = val;
343 radeon_property_change_mode(&radeon_encoder->base);
347 if (property == rdev->mode_info.underscan_vborder_property) {
348 /* need to find digital encoder on connector */
349 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
353 radeon_encoder = to_radeon_encoder(encoder);
355 if (radeon_encoder->underscan_vborder != val) {
356 radeon_encoder->underscan_vborder = val;
357 radeon_property_change_mode(&radeon_encoder->base);
361 if (property == rdev->mode_info.tv_std_property) {
362 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
364 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
370 radeon_encoder = to_radeon_encoder(encoder);
371 if (!radeon_encoder->enc_priv)
373 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
374 struct radeon_encoder_atom_dac *dac_int;
375 dac_int = radeon_encoder->enc_priv;
376 dac_int->tv_std = val;
378 struct radeon_encoder_tv_dac *dac_int;
379 dac_int = radeon_encoder->enc_priv;
380 dac_int->tv_std = val;
382 radeon_property_change_mode(&radeon_encoder->base);
385 if (property == rdev->mode_info.load_detect_property) {
386 struct radeon_connector *radeon_connector =
387 to_radeon_connector(connector);
390 radeon_connector->dac_load_detect = false;
392 radeon_connector->dac_load_detect = true;
395 if (property == rdev->mode_info.tmds_pll_property) {
396 struct radeon_encoder_int_tmds *tmds = NULL;
398 /* need to find digital encoder on connector */
399 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
403 radeon_encoder = to_radeon_encoder(encoder);
405 tmds = radeon_encoder->enc_priv;
410 if (rdev->is_atom_bios)
411 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
413 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
415 if (val == 1 || ret == false) {
416 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
418 radeon_property_change_mode(&radeon_encoder->base);
424 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
425 struct drm_connector *connector)
427 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
428 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
430 /* Try to get native mode details from EDID if necessary */
431 if (!native_mode->clock) {
432 struct drm_display_mode *t, *mode;
434 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
435 if (mode->hdisplay == native_mode->hdisplay &&
436 mode->vdisplay == native_mode->vdisplay) {
437 *native_mode = *mode;
438 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
439 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
444 if (!native_mode->clock) {
445 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
446 radeon_encoder->rmx_type = RMX_OFF;
450 static int radeon_lvds_get_modes(struct drm_connector *connector)
452 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
453 struct drm_encoder *encoder;
455 struct drm_display_mode *mode;
457 if (radeon_connector->ddc_bus) {
458 ret = radeon_ddc_get_modes(radeon_connector);
460 encoder = radeon_best_single_encoder(connector);
462 radeon_fixup_lvds_native_mode(encoder, connector);
463 /* add scaled modes */
464 radeon_add_common_modes(encoder, connector);
470 encoder = radeon_best_single_encoder(connector);
474 /* we have no EDID modes */
475 mode = radeon_fp_native_mode(encoder);
478 drm_mode_probed_add(connector, mode);
479 /* add the width/height from vbios tables if available */
480 connector->display_info.width_mm = mode->width_mm;
481 connector->display_info.height_mm = mode->height_mm;
482 /* add scaled modes */
483 radeon_add_common_modes(encoder, connector);
489 static int radeon_lvds_mode_valid(struct drm_connector *connector,
490 struct drm_display_mode *mode)
492 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
494 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
498 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
499 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
501 /* AVIVO hardware supports downscaling modes larger than the panel
502 * to the panel size, but I'm not sure this is desirable.
504 if ((mode->hdisplay > native_mode->hdisplay) ||
505 (mode->vdisplay > native_mode->vdisplay))
508 /* if scaling is disabled, block non-native modes */
509 if (radeon_encoder->rmx_type == RMX_OFF) {
510 if ((mode->hdisplay != native_mode->hdisplay) ||
511 (mode->vdisplay != native_mode->vdisplay))
519 static enum drm_connector_status
520 radeon_lvds_detect(struct drm_connector *connector, bool force)
522 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
523 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
524 enum drm_connector_status ret = connector_status_disconnected;
527 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
528 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
530 /* check if panel is valid */
531 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
532 ret = connector_status_connected;
536 /* check for edid as well */
537 if (radeon_connector->edid)
538 ret = connector_status_connected;
540 if (radeon_connector->ddc_bus) {
541 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
542 &radeon_connector->ddc_bus->adapter);
543 if (radeon_connector->edid)
544 ret = connector_status_connected;
547 /* check acpi lid status ??? */
549 radeon_connector_update_scratch_regs(connector, ret);
553 static void radeon_connector_destroy(struct drm_connector *connector)
555 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
557 if (radeon_connector->edid)
558 kfree(radeon_connector->edid);
559 kfree(radeon_connector->con_priv);
560 drm_sysfs_connector_remove(connector);
561 drm_connector_cleanup(connector);
565 static int radeon_lvds_set_property(struct drm_connector *connector,
566 struct drm_property *property,
569 struct drm_device *dev = connector->dev;
570 struct radeon_encoder *radeon_encoder;
571 enum radeon_rmx_type rmx_type;
574 if (property != dev->mode_config.scaling_mode_property)
577 if (connector->encoder)
578 radeon_encoder = to_radeon_encoder(connector->encoder);
580 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
581 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
585 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
586 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
587 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
589 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
591 if (radeon_encoder->rmx_type == rmx_type)
594 radeon_encoder->rmx_type = rmx_type;
596 radeon_property_change_mode(&radeon_encoder->base);
601 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
602 .get_modes = radeon_lvds_get_modes,
603 .mode_valid = radeon_lvds_mode_valid,
604 .best_encoder = radeon_best_single_encoder,
607 struct drm_connector_funcs radeon_lvds_connector_funcs = {
608 .dpms = drm_helper_connector_dpms,
609 .detect = radeon_lvds_detect,
610 .fill_modes = drm_helper_probe_single_connector_modes,
611 .destroy = radeon_connector_destroy,
612 .set_property = radeon_lvds_set_property,
615 static int radeon_vga_get_modes(struct drm_connector *connector)
617 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
620 ret = radeon_ddc_get_modes(radeon_connector);
625 static int radeon_vga_mode_valid(struct drm_connector *connector,
626 struct drm_display_mode *mode)
628 /* XXX check mode bandwidth */
629 /* XXX verify against max DAC output frequency */
633 static enum drm_connector_status
634 radeon_vga_detect(struct drm_connector *connector, bool force)
636 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
637 struct drm_encoder *encoder;
638 struct drm_encoder_helper_funcs *encoder_funcs;
640 enum drm_connector_status ret = connector_status_disconnected;
642 encoder = radeon_best_single_encoder(connector);
644 ret = connector_status_disconnected;
646 if (radeon_connector->ddc_bus)
647 dret = radeon_ddc_probe(radeon_connector);
649 if (radeon_connector->edid) {
650 kfree(radeon_connector->edid);
651 radeon_connector->edid = NULL;
653 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
655 if (!radeon_connector->edid) {
656 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
657 drm_get_connector_name(connector));
658 ret = connector_status_connected;
660 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
662 /* some oems have boards with separate digital and analog connectors
663 * with a shared ddc line (often vga + hdmi)
665 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
666 kfree(radeon_connector->edid);
667 radeon_connector->edid = NULL;
668 ret = connector_status_disconnected;
670 ret = connector_status_connected;
674 /* if we aren't forcing don't do destructive polling */
676 return connector->status;
678 if (radeon_connector->dac_load_detect && encoder) {
679 encoder_funcs = encoder->helper_private;
680 ret = encoder_funcs->detect(encoder, connector);
684 if (ret == connector_status_connected)
685 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
686 radeon_connector_update_scratch_regs(connector, ret);
690 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
691 .get_modes = radeon_vga_get_modes,
692 .mode_valid = radeon_vga_mode_valid,
693 .best_encoder = radeon_best_single_encoder,
696 struct drm_connector_funcs radeon_vga_connector_funcs = {
697 .dpms = drm_helper_connector_dpms,
698 .detect = radeon_vga_detect,
699 .fill_modes = drm_helper_probe_single_connector_modes,
700 .destroy = radeon_connector_destroy,
701 .set_property = radeon_connector_set_property,
704 static int radeon_tv_get_modes(struct drm_connector *connector)
706 struct drm_device *dev = connector->dev;
707 struct radeon_device *rdev = dev->dev_private;
708 struct drm_display_mode *tv_mode;
709 struct drm_encoder *encoder;
711 encoder = radeon_best_single_encoder(connector);
715 /* avivo chips can scale any mode */
716 if (rdev->family >= CHIP_RS600)
717 /* add scaled modes */
718 radeon_add_common_modes(encoder, connector);
720 /* only 800x600 is supported right now on pre-avivo chips */
721 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
722 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
723 drm_mode_probed_add(connector, tv_mode);
728 static int radeon_tv_mode_valid(struct drm_connector *connector,
729 struct drm_display_mode *mode)
731 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
732 return MODE_CLOCK_RANGE;
736 static enum drm_connector_status
737 radeon_tv_detect(struct drm_connector *connector, bool force)
739 struct drm_encoder *encoder;
740 struct drm_encoder_helper_funcs *encoder_funcs;
741 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
742 enum drm_connector_status ret = connector_status_disconnected;
744 if (!radeon_connector->dac_load_detect)
747 encoder = radeon_best_single_encoder(connector);
749 ret = connector_status_disconnected;
751 encoder_funcs = encoder->helper_private;
752 ret = encoder_funcs->detect(encoder, connector);
754 if (ret == connector_status_connected)
755 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
756 radeon_connector_update_scratch_regs(connector, ret);
760 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
761 .get_modes = radeon_tv_get_modes,
762 .mode_valid = radeon_tv_mode_valid,
763 .best_encoder = radeon_best_single_encoder,
766 struct drm_connector_funcs radeon_tv_connector_funcs = {
767 .dpms = drm_helper_connector_dpms,
768 .detect = radeon_tv_detect,
769 .fill_modes = drm_helper_probe_single_connector_modes,
770 .destroy = radeon_connector_destroy,
771 .set_property = radeon_connector_set_property,
774 static int radeon_dvi_get_modes(struct drm_connector *connector)
776 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
779 ret = radeon_ddc_get_modes(radeon_connector);
785 * Do a DDC probe, if DDC probe passes, get the full EDID so
786 * we can do analog/digital monitor detection at this point.
787 * If the monitor is an analog monitor or we got no DDC,
788 * we need to find the DAC encoder object for this connector.
789 * If we got no DDC, we do load detection on the DAC encoder object.
790 * If we got analog DDC or load detection passes on the DAC encoder
791 * we have to check if this analog encoder is shared with anyone else (TV)
792 * if its shared we have to set the other connector to disconnected.
794 static enum drm_connector_status
795 radeon_dvi_detect(struct drm_connector *connector, bool force)
797 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
798 struct drm_encoder *encoder = NULL;
799 struct drm_encoder_helper_funcs *encoder_funcs;
800 struct drm_mode_object *obj;
802 enum drm_connector_status ret = connector_status_disconnected;
805 if (radeon_connector->ddc_bus)
806 dret = radeon_ddc_probe(radeon_connector);
808 if (radeon_connector->edid) {
809 kfree(radeon_connector->edid);
810 radeon_connector->edid = NULL;
812 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
814 if (!radeon_connector->edid) {
815 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
816 drm_get_connector_name(connector));
818 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
820 /* some oems have boards with separate digital and analog connectors
821 * with a shared ddc line (often vga + hdmi)
823 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
824 kfree(radeon_connector->edid);
825 radeon_connector->edid = NULL;
826 ret = connector_status_disconnected;
828 ret = connector_status_connected;
830 /* This gets complicated. We have boards with VGA + HDMI with a
831 * shared DDC line and we have boards with DVI-D + HDMI with a shared
832 * DDC line. The latter is more complex because with DVI<->HDMI adapters
833 * you don't really know what's connected to which port as both are digital.
835 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
836 struct drm_device *dev = connector->dev;
837 struct radeon_device *rdev = dev->dev_private;
838 struct drm_connector *list_connector;
839 struct radeon_connector *list_radeon_connector;
840 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
841 if (connector == list_connector)
843 list_radeon_connector = to_radeon_connector(list_connector);
844 if (list_radeon_connector->shared_ddc &&
845 (list_radeon_connector->ddc_bus->rec.i2c_id ==
846 radeon_connector->ddc_bus->rec.i2c_id)) {
847 /* cases where both connectors are digital */
848 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
849 /* hpd is our only option in this case */
850 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
851 kfree(radeon_connector->edid);
852 radeon_connector->edid = NULL;
853 ret = connector_status_disconnected;
862 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
866 ret = connector->status;
870 /* find analog encoder */
871 if (radeon_connector->dac_load_detect) {
872 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
873 if (connector->encoder_ids[i] == 0)
876 obj = drm_mode_object_find(connector->dev,
877 connector->encoder_ids[i],
878 DRM_MODE_OBJECT_ENCODER);
882 encoder = obj_to_encoder(obj);
884 encoder_funcs = encoder->helper_private;
885 if (encoder_funcs->detect) {
886 if (ret != connector_status_connected) {
887 ret = encoder_funcs->detect(encoder, connector);
888 if (ret == connector_status_connected) {
889 radeon_connector->use_digital = false;
897 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
899 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
903 /* updated in get modes as well since we need to know if it's analog or digital */
904 radeon_connector_update_scratch_regs(connector, ret);
908 /* okay need to be smart in here about which encoder to pick */
909 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
911 int enc_id = connector->encoder_ids[0];
912 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
913 struct drm_mode_object *obj;
914 struct drm_encoder *encoder;
916 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
917 if (connector->encoder_ids[i] == 0)
920 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
924 encoder = obj_to_encoder(obj);
926 if (radeon_connector->use_digital == true) {
927 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
930 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
931 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
936 /* see if we have a default encoder TODO */
938 /* then check use digitial */
939 /* pick the first one */
941 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
944 encoder = obj_to_encoder(obj);
950 static void radeon_dvi_force(struct drm_connector *connector)
952 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
953 if (connector->force == DRM_FORCE_ON)
954 radeon_connector->use_digital = false;
955 if (connector->force == DRM_FORCE_ON_DIGITAL)
956 radeon_connector->use_digital = true;
959 static int radeon_dvi_mode_valid(struct drm_connector *connector,
960 struct drm_display_mode *mode)
962 struct drm_device *dev = connector->dev;
963 struct radeon_device *rdev = dev->dev_private;
964 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
966 /* XXX check mode bandwidth */
968 /* clocks over 135 MHz have heat issues with DVI on RV100 */
969 if (radeon_connector->use_digital &&
970 (rdev->family == CHIP_RV100) &&
971 (mode->clock > 135000))
972 return MODE_CLOCK_HIGH;
974 if (radeon_connector->use_digital && (mode->clock > 165000)) {
975 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
976 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
977 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
979 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
980 if (ASIC_IS_DCE3(rdev)) {
981 /* HDMI 1.3+ supports max clock of 340 Mhz */
982 if (mode->clock > 340000)
983 return MODE_CLOCK_HIGH;
987 return MODE_CLOCK_HIGH;
989 return MODE_CLOCK_HIGH;
994 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
995 .get_modes = radeon_dvi_get_modes,
996 .mode_valid = radeon_dvi_mode_valid,
997 .best_encoder = radeon_dvi_encoder,
1000 struct drm_connector_funcs radeon_dvi_connector_funcs = {
1001 .dpms = drm_helper_connector_dpms,
1002 .detect = radeon_dvi_detect,
1003 .fill_modes = drm_helper_probe_single_connector_modes,
1004 .set_property = radeon_connector_set_property,
1005 .destroy = radeon_connector_destroy,
1006 .force = radeon_dvi_force,
1009 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1011 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1012 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1014 if (radeon_connector->edid)
1015 kfree(radeon_connector->edid);
1016 if (radeon_dig_connector->dp_i2c_bus)
1017 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1018 kfree(radeon_connector->con_priv);
1019 drm_sysfs_connector_remove(connector);
1020 drm_connector_cleanup(connector);
1024 static int radeon_dp_get_modes(struct drm_connector *connector)
1026 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1027 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1030 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1031 if (!radeon_dig_connector->edp_on)
1032 atombios_set_edp_panel_power(connector,
1033 ATOM_TRANSMITTER_ACTION_POWER_ON);
1035 ret = radeon_ddc_get_modes(radeon_connector);
1036 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1037 if (!radeon_dig_connector->edp_on)
1038 atombios_set_edp_panel_power(connector,
1039 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1045 static enum drm_connector_status
1046 radeon_dp_detect(struct drm_connector *connector, bool force)
1048 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1049 enum drm_connector_status ret = connector_status_disconnected;
1050 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1052 if (radeon_connector->edid) {
1053 kfree(radeon_connector->edid);
1054 radeon_connector->edid = NULL;
1057 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
1058 /* eDP is always DP */
1059 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1060 if (!radeon_dig_connector->edp_on)
1061 atombios_set_edp_panel_power(connector,
1062 ATOM_TRANSMITTER_ACTION_POWER_ON);
1063 if (radeon_dp_getdpcd(radeon_connector))
1064 ret = connector_status_connected;
1065 if (!radeon_dig_connector->edp_on)
1066 atombios_set_edp_panel_power(connector,
1067 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1069 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1070 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1071 if (radeon_dp_getdpcd(radeon_connector))
1072 ret = connector_status_connected;
1074 if (radeon_ddc_probe(radeon_connector))
1075 ret = connector_status_connected;
1079 radeon_connector_update_scratch_regs(connector, ret);
1083 static int radeon_dp_mode_valid(struct drm_connector *connector,
1084 struct drm_display_mode *mode)
1086 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1087 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1089 /* XXX check mode bandwidth */
1091 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1092 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1093 return radeon_dp_mode_valid_helper(radeon_connector, mode);
1098 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1099 .get_modes = radeon_dp_get_modes,
1100 .mode_valid = radeon_dp_mode_valid,
1101 .best_encoder = radeon_dvi_encoder,
1104 struct drm_connector_funcs radeon_dp_connector_funcs = {
1105 .dpms = drm_helper_connector_dpms,
1106 .detect = radeon_dp_detect,
1107 .fill_modes = drm_helper_probe_single_connector_modes,
1108 .set_property = radeon_connector_set_property,
1109 .destroy = radeon_dp_connector_destroy,
1110 .force = radeon_dvi_force,
1114 radeon_add_atom_connector(struct drm_device *dev,
1115 uint32_t connector_id,
1116 uint32_t supported_device,
1118 struct radeon_i2c_bus_rec *i2c_bus,
1119 uint32_t igp_lane_info,
1120 uint16_t connector_object_id,
1121 struct radeon_hpd *hpd,
1122 struct radeon_router *router)
1124 struct radeon_device *rdev = dev->dev_private;
1125 struct drm_connector *connector;
1126 struct radeon_connector *radeon_connector;
1127 struct radeon_connector_atom_dig *radeon_dig_connector;
1128 uint32_t subpixel_order = SubPixelNone;
1129 bool shared_ddc = false;
1131 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1134 /* if the user selected tv=0 don't try and add the connector */
1135 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1136 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1137 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1141 /* see if we already added it */
1142 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1143 radeon_connector = to_radeon_connector(connector);
1144 if (radeon_connector->connector_id == connector_id) {
1145 radeon_connector->devices |= supported_device;
1148 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1149 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1150 radeon_connector->shared_ddc = true;
1153 if (radeon_connector->router_bus && router->ddc_valid &&
1154 (radeon_connector->router.router_id == router->router_id)) {
1155 radeon_connector->shared_ddc = false;
1161 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1162 if (!radeon_connector)
1165 connector = &radeon_connector->base;
1167 radeon_connector->connector_id = connector_id;
1168 radeon_connector->devices = supported_device;
1169 radeon_connector->shared_ddc = shared_ddc;
1170 radeon_connector->connector_object_id = connector_object_id;
1171 radeon_connector->hpd = *hpd;
1172 radeon_connector->router = *router;
1173 if (router->ddc_valid || router->cd_valid) {
1174 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1175 if (!radeon_connector->router_bus)
1178 switch (connector_type) {
1179 case DRM_MODE_CONNECTOR_VGA:
1180 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1181 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1182 if (i2c_bus->valid) {
1183 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1184 if (!radeon_connector->ddc_bus)
1187 radeon_connector->dac_load_detect = true;
1188 drm_connector_attach_property(&radeon_connector->base,
1189 rdev->mode_info.load_detect_property,
1191 /* no HPD on analog connectors */
1192 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1193 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1194 connector->interlace_allowed = true;
1195 connector->doublescan_allowed = true;
1197 case DRM_MODE_CONNECTOR_DVIA:
1198 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1199 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1200 if (i2c_bus->valid) {
1201 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1202 if (!radeon_connector->ddc_bus)
1205 radeon_connector->dac_load_detect = true;
1206 drm_connector_attach_property(&radeon_connector->base,
1207 rdev->mode_info.load_detect_property,
1209 /* no HPD on analog connectors */
1210 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1211 connector->interlace_allowed = true;
1212 connector->doublescan_allowed = true;
1214 case DRM_MODE_CONNECTOR_DVII:
1215 case DRM_MODE_CONNECTOR_DVID:
1216 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1217 if (!radeon_dig_connector)
1219 radeon_dig_connector->igp_lane_info = igp_lane_info;
1220 radeon_connector->con_priv = radeon_dig_connector;
1221 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1222 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1223 if (i2c_bus->valid) {
1224 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1225 if (!radeon_connector->ddc_bus)
1228 subpixel_order = SubPixelHorizontalRGB;
1229 drm_connector_attach_property(&radeon_connector->base,
1230 rdev->mode_info.coherent_mode_property,
1232 if (ASIC_IS_AVIVO(rdev)) {
1233 drm_connector_attach_property(&radeon_connector->base,
1234 rdev->mode_info.underscan_property,
1236 drm_connector_attach_property(&radeon_connector->base,
1237 rdev->mode_info.underscan_hborder_property,
1239 drm_connector_attach_property(&radeon_connector->base,
1240 rdev->mode_info.underscan_vborder_property,
1243 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1244 radeon_connector->dac_load_detect = true;
1245 drm_connector_attach_property(&radeon_connector->base,
1246 rdev->mode_info.load_detect_property,
1249 connector->interlace_allowed = true;
1250 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1251 connector->doublescan_allowed = true;
1253 connector->doublescan_allowed = false;
1255 case DRM_MODE_CONNECTOR_HDMIA:
1256 case DRM_MODE_CONNECTOR_HDMIB:
1257 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1258 if (!radeon_dig_connector)
1260 radeon_dig_connector->igp_lane_info = igp_lane_info;
1261 radeon_connector->con_priv = radeon_dig_connector;
1262 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1263 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1264 if (i2c_bus->valid) {
1265 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1266 if (!radeon_connector->ddc_bus)
1269 drm_connector_attach_property(&radeon_connector->base,
1270 rdev->mode_info.coherent_mode_property,
1272 if (ASIC_IS_AVIVO(rdev)) {
1273 drm_connector_attach_property(&radeon_connector->base,
1274 rdev->mode_info.underscan_property,
1276 drm_connector_attach_property(&radeon_connector->base,
1277 rdev->mode_info.underscan_hborder_property,
1279 drm_connector_attach_property(&radeon_connector->base,
1280 rdev->mode_info.underscan_vborder_property,
1283 subpixel_order = SubPixelHorizontalRGB;
1284 connector->interlace_allowed = true;
1285 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1286 connector->doublescan_allowed = true;
1288 connector->doublescan_allowed = false;
1290 case DRM_MODE_CONNECTOR_DisplayPort:
1291 case DRM_MODE_CONNECTOR_eDP:
1292 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1293 if (!radeon_dig_connector)
1295 radeon_dig_connector->igp_lane_info = igp_lane_info;
1296 radeon_connector->con_priv = radeon_dig_connector;
1297 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1298 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1299 if (i2c_bus->valid) {
1300 /* add DP i2c bus */
1301 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1302 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1304 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1305 if (!radeon_dig_connector->dp_i2c_bus)
1307 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1308 if (!radeon_connector->ddc_bus)
1311 subpixel_order = SubPixelHorizontalRGB;
1312 drm_connector_attach_property(&radeon_connector->base,
1313 rdev->mode_info.coherent_mode_property,
1315 if (ASIC_IS_AVIVO(rdev)) {
1316 drm_connector_attach_property(&radeon_connector->base,
1317 rdev->mode_info.underscan_property,
1319 drm_connector_attach_property(&radeon_connector->base,
1320 rdev->mode_info.underscan_hborder_property,
1322 drm_connector_attach_property(&radeon_connector->base,
1323 rdev->mode_info.underscan_vborder_property,
1326 connector->interlace_allowed = true;
1327 /* in theory with a DP to VGA converter... */
1328 connector->doublescan_allowed = false;
1330 case DRM_MODE_CONNECTOR_SVIDEO:
1331 case DRM_MODE_CONNECTOR_Composite:
1332 case DRM_MODE_CONNECTOR_9PinDIN:
1333 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1334 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1335 radeon_connector->dac_load_detect = true;
1336 drm_connector_attach_property(&radeon_connector->base,
1337 rdev->mode_info.load_detect_property,
1339 drm_connector_attach_property(&radeon_connector->base,
1340 rdev->mode_info.tv_std_property,
1341 radeon_atombios_get_tv_info(rdev));
1342 /* no HPD on analog connectors */
1343 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1344 connector->interlace_allowed = false;
1345 connector->doublescan_allowed = false;
1347 case DRM_MODE_CONNECTOR_LVDS:
1348 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1349 if (!radeon_dig_connector)
1351 radeon_dig_connector->igp_lane_info = igp_lane_info;
1352 radeon_connector->con_priv = radeon_dig_connector;
1353 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1354 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1355 if (i2c_bus->valid) {
1356 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1357 if (!radeon_connector->ddc_bus)
1360 drm_connector_attach_property(&radeon_connector->base,
1361 dev->mode_config.scaling_mode_property,
1362 DRM_MODE_SCALE_FULLSCREEN);
1363 subpixel_order = SubPixelHorizontalRGB;
1364 connector->interlace_allowed = false;
1365 connector->doublescan_allowed = false;
1369 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1371 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1373 connector->polled = DRM_CONNECTOR_POLL_HPD;
1375 connector->display_info.subpixel_order = subpixel_order;
1376 drm_sysfs_connector_add(connector);
1380 drm_connector_cleanup(connector);
1385 radeon_add_legacy_connector(struct drm_device *dev,
1386 uint32_t connector_id,
1387 uint32_t supported_device,
1389 struct radeon_i2c_bus_rec *i2c_bus,
1390 uint16_t connector_object_id,
1391 struct radeon_hpd *hpd)
1393 struct radeon_device *rdev = dev->dev_private;
1394 struct drm_connector *connector;
1395 struct radeon_connector *radeon_connector;
1396 uint32_t subpixel_order = SubPixelNone;
1398 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1401 /* if the user selected tv=0 don't try and add the connector */
1402 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1403 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1404 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1408 /* see if we already added it */
1409 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1410 radeon_connector = to_radeon_connector(connector);
1411 if (radeon_connector->connector_id == connector_id) {
1412 radeon_connector->devices |= supported_device;
1417 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1418 if (!radeon_connector)
1421 connector = &radeon_connector->base;
1423 radeon_connector->connector_id = connector_id;
1424 radeon_connector->devices = supported_device;
1425 radeon_connector->connector_object_id = connector_object_id;
1426 radeon_connector->hpd = *hpd;
1427 switch (connector_type) {
1428 case DRM_MODE_CONNECTOR_VGA:
1429 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1430 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1431 if (i2c_bus->valid) {
1432 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1433 if (!radeon_connector->ddc_bus)
1436 radeon_connector->dac_load_detect = true;
1437 drm_connector_attach_property(&radeon_connector->base,
1438 rdev->mode_info.load_detect_property,
1440 /* no HPD on analog connectors */
1441 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1442 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1443 connector->interlace_allowed = true;
1444 connector->doublescan_allowed = true;
1446 case DRM_MODE_CONNECTOR_DVIA:
1447 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1448 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1449 if (i2c_bus->valid) {
1450 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1451 if (!radeon_connector->ddc_bus)
1454 radeon_connector->dac_load_detect = true;
1455 drm_connector_attach_property(&radeon_connector->base,
1456 rdev->mode_info.load_detect_property,
1458 /* no HPD on analog connectors */
1459 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1460 connector->interlace_allowed = true;
1461 connector->doublescan_allowed = true;
1463 case DRM_MODE_CONNECTOR_DVII:
1464 case DRM_MODE_CONNECTOR_DVID:
1465 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1466 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1467 if (i2c_bus->valid) {
1468 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1469 if (!radeon_connector->ddc_bus)
1472 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1473 radeon_connector->dac_load_detect = true;
1474 drm_connector_attach_property(&radeon_connector->base,
1475 rdev->mode_info.load_detect_property,
1478 subpixel_order = SubPixelHorizontalRGB;
1479 connector->interlace_allowed = true;
1480 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1481 connector->doublescan_allowed = true;
1483 connector->doublescan_allowed = false;
1485 case DRM_MODE_CONNECTOR_SVIDEO:
1486 case DRM_MODE_CONNECTOR_Composite:
1487 case DRM_MODE_CONNECTOR_9PinDIN:
1488 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1489 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1490 radeon_connector->dac_load_detect = true;
1491 /* RS400,RC410,RS480 chipset seems to report a lot
1492 * of false positive on load detect, we haven't yet
1493 * found a way to make load detect reliable on those
1494 * chipset, thus just disable it for TV.
1496 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1497 radeon_connector->dac_load_detect = false;
1498 drm_connector_attach_property(&radeon_connector->base,
1499 rdev->mode_info.load_detect_property,
1500 radeon_connector->dac_load_detect);
1501 drm_connector_attach_property(&radeon_connector->base,
1502 rdev->mode_info.tv_std_property,
1503 radeon_combios_get_tv_info(rdev));
1504 /* no HPD on analog connectors */
1505 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1506 connector->interlace_allowed = false;
1507 connector->doublescan_allowed = false;
1509 case DRM_MODE_CONNECTOR_LVDS:
1510 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1511 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1512 if (i2c_bus->valid) {
1513 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1514 if (!radeon_connector->ddc_bus)
1517 drm_connector_attach_property(&radeon_connector->base,
1518 dev->mode_config.scaling_mode_property,
1519 DRM_MODE_SCALE_FULLSCREEN);
1520 subpixel_order = SubPixelHorizontalRGB;
1521 connector->interlace_allowed = false;
1522 connector->doublescan_allowed = false;
1526 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1528 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1530 connector->polled = DRM_CONNECTOR_POLL_HPD;
1531 connector->display_info.subpixel_order = subpixel_order;
1532 drm_sysfs_connector_add(connector);
1533 if (connector_type == DRM_MODE_CONNECTOR_LVDS) {
1534 struct drm_encoder *drm_encoder;
1536 list_for_each_entry(drm_encoder, &dev->mode_config.encoder_list, head) {
1537 struct radeon_encoder *radeon_encoder;
1539 radeon_encoder = to_radeon_encoder(drm_encoder);
1540 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_LVDS)
1541 radeon_legacy_backlight_init(radeon_encoder, connector);
1547 drm_connector_cleanup(connector);