2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
23 * Authors: Dave Airlie
28 #include "drm_crtc_helper.h"
29 #include "drm_fb_helper.h"
30 #include "radeon_drm.h"
35 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
36 struct drm_encoder *encoder,
39 radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
40 struct drm_encoder *encoder,
44 radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
45 struct drm_connector *drm_connector);
47 bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
49 void radeon_connector_hotplug(struct drm_connector *connector)
51 struct drm_device *dev = connector->dev;
52 struct radeon_device *rdev = dev->dev_private;
53 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
55 /* bail if the connector does not have hpd pin, e.g.,
58 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE)
61 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
63 /* if the connector is already off, don't turn it back on */
64 if (connector->dpms != DRM_MODE_DPMS_ON)
67 /* just deal with DP (not eDP) here. */
68 if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
69 int saved_dpms = connector->dpms;
71 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
72 radeon_dp_needs_link_train(radeon_connector))
73 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
75 drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
76 connector->dpms = saved_dpms;
80 static void radeon_property_change_mode(struct drm_encoder *encoder)
82 struct drm_crtc *crtc = encoder->crtc;
84 if (crtc && crtc->enabled) {
85 drm_crtc_helper_set_mode(crtc, &crtc->mode,
86 crtc->x, crtc->y, crtc->fb);
90 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
92 struct drm_device *dev = connector->dev;
93 struct radeon_device *rdev = dev->dev_private;
94 struct drm_encoder *best_encoder = NULL;
95 struct drm_encoder *encoder = NULL;
96 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
97 struct drm_mode_object *obj;
101 best_encoder = connector_funcs->best_encoder(connector);
103 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
104 if (connector->encoder_ids[i] == 0)
107 obj = drm_mode_object_find(connector->dev,
108 connector->encoder_ids[i],
109 DRM_MODE_OBJECT_ENCODER);
113 encoder = obj_to_encoder(obj);
115 if ((encoder == best_encoder) && (status == connector_status_connected))
120 if (rdev->is_atom_bios)
121 radeon_atombios_connected_scratch_regs(connector, encoder, connected);
123 radeon_combios_connected_scratch_regs(connector, encoder, connected);
128 struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
130 struct drm_mode_object *obj;
131 struct drm_encoder *encoder;
134 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
135 if (connector->encoder_ids[i] == 0)
138 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
142 encoder = obj_to_encoder(obj);
143 if (encoder->encoder_type == encoder_type)
149 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
151 int enc_id = connector->encoder_ids[0];
152 struct drm_mode_object *obj;
153 struct drm_encoder *encoder;
155 /* pick the encoder ids */
157 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
160 encoder = obj_to_encoder(obj);
167 * radeon_connector_analog_encoder_conflict_solve
168 * - search for other connectors sharing this encoder
169 * if priority is true, then set them disconnected if this is connected
170 * if priority is false, set us disconnected if they are connected
172 static enum drm_connector_status
173 radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
174 struct drm_encoder *encoder,
175 enum drm_connector_status current_status,
178 struct drm_device *dev = connector->dev;
179 struct drm_connector *conflict;
180 struct radeon_connector *radeon_conflict;
183 list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
184 if (conflict == connector)
187 radeon_conflict = to_radeon_connector(conflict);
188 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
189 if (conflict->encoder_ids[i] == 0)
192 /* if the IDs match */
193 if (conflict->encoder_ids[i] == encoder->base.id) {
194 if (conflict->status != connector_status_connected)
197 if (radeon_conflict->use_digital)
200 if (priority == true) {
201 DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
202 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector));
203 conflict->status = connector_status_disconnected;
204 radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
206 DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
207 DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict));
208 current_status = connector_status_disconnected;
214 return current_status;
218 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
220 struct drm_device *dev = encoder->dev;
221 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
222 struct drm_display_mode *mode = NULL;
223 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
225 if (native_mode->hdisplay != 0 &&
226 native_mode->vdisplay != 0 &&
227 native_mode->clock != 0) {
228 mode = drm_mode_duplicate(dev, native_mode);
229 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
230 drm_mode_set_name(mode);
232 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode->name);
233 } else if (native_mode->hdisplay != 0 &&
234 native_mode->vdisplay != 0) {
235 /* mac laptops without an edid */
236 /* Note that this is not necessarily the exact panel mode,
237 * but an approximation based on the cvt formula. For these
238 * systems we should ideally read the mode info out of the
239 * registers or add a mode table, but this works and is much
242 mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
243 mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
244 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
249 static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
251 struct drm_device *dev = encoder->dev;
252 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
253 struct drm_display_mode *mode = NULL;
254 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
259 } common_modes[17] = {
279 for (i = 0; i < 17; i++) {
280 if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
281 if (common_modes[i].w > 1024 ||
282 common_modes[i].h > 768)
285 if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
286 if (common_modes[i].w > native_mode->hdisplay ||
287 common_modes[i].h > native_mode->vdisplay ||
288 (common_modes[i].w == native_mode->hdisplay &&
289 common_modes[i].h == native_mode->vdisplay))
292 if (common_modes[i].w < 320 || common_modes[i].h < 200)
295 mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
296 drm_mode_probed_add(connector, mode);
300 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
303 struct drm_device *dev = connector->dev;
304 struct radeon_device *rdev = dev->dev_private;
305 struct drm_encoder *encoder;
306 struct radeon_encoder *radeon_encoder;
308 if (property == rdev->mode_info.coherent_mode_property) {
309 struct radeon_encoder_atom_dig *dig;
310 bool new_coherent_mode;
312 /* need to find digital encoder on connector */
313 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
317 radeon_encoder = to_radeon_encoder(encoder);
319 if (!radeon_encoder->enc_priv)
322 dig = radeon_encoder->enc_priv;
323 new_coherent_mode = val ? true : false;
324 if (dig->coherent_mode != new_coherent_mode) {
325 dig->coherent_mode = new_coherent_mode;
326 radeon_property_change_mode(&radeon_encoder->base);
330 if (property == rdev->mode_info.underscan_property) {
331 /* need to find digital encoder on connector */
332 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
336 radeon_encoder = to_radeon_encoder(encoder);
338 if (radeon_encoder->underscan_type != val) {
339 radeon_encoder->underscan_type = val;
340 radeon_property_change_mode(&radeon_encoder->base);
344 if (property == rdev->mode_info.underscan_hborder_property) {
345 /* need to find digital encoder on connector */
346 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
350 radeon_encoder = to_radeon_encoder(encoder);
352 if (radeon_encoder->underscan_hborder != val) {
353 radeon_encoder->underscan_hborder = val;
354 radeon_property_change_mode(&radeon_encoder->base);
358 if (property == rdev->mode_info.underscan_vborder_property) {
359 /* need to find digital encoder on connector */
360 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
364 radeon_encoder = to_radeon_encoder(encoder);
366 if (radeon_encoder->underscan_vborder != val) {
367 radeon_encoder->underscan_vborder = val;
368 radeon_property_change_mode(&radeon_encoder->base);
372 if (property == rdev->mode_info.tv_std_property) {
373 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
375 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
381 radeon_encoder = to_radeon_encoder(encoder);
382 if (!radeon_encoder->enc_priv)
384 if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) {
385 struct radeon_encoder_atom_dac *dac_int;
386 dac_int = radeon_encoder->enc_priv;
387 dac_int->tv_std = val;
389 struct radeon_encoder_tv_dac *dac_int;
390 dac_int = radeon_encoder->enc_priv;
391 dac_int->tv_std = val;
393 radeon_property_change_mode(&radeon_encoder->base);
396 if (property == rdev->mode_info.load_detect_property) {
397 struct radeon_connector *radeon_connector =
398 to_radeon_connector(connector);
401 radeon_connector->dac_load_detect = false;
403 radeon_connector->dac_load_detect = true;
406 if (property == rdev->mode_info.tmds_pll_property) {
407 struct radeon_encoder_int_tmds *tmds = NULL;
409 /* need to find digital encoder on connector */
410 encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
414 radeon_encoder = to_radeon_encoder(encoder);
416 tmds = radeon_encoder->enc_priv;
421 if (rdev->is_atom_bios)
422 ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
424 ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
426 if (val == 1 || ret == false) {
427 radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
429 radeon_property_change_mode(&radeon_encoder->base);
436 * Some integrated ATI Radeon chipset implementations (e. g.
437 * Asus M2A-VM HDMI) may indicate the availability of a DDC,
438 * even when there's no monitor connected. For these connectors
439 * following DDC probe extension will be applied: check also for the
440 * availability of EDID with at least a correct EDID header. Only then,
441 * DDC is assumed to be available. This prevents drm_get_edid() and
442 * drm_edid_block_valid() from periodically dumping data and kernel
443 * errors into the logs and onto the terminal.
445 static bool radeon_connector_needs_extended_probe(struct radeon_device *dev,
446 uint32_t supported_device,
449 /* Asus M2A-VM HDMI board sends data to i2c bus even,
450 * if HDMI add-on card is not plugged in or HDMI is disabled in
451 * BIOS. Valid DDC can only be assumed, if also a valid EDID header
452 * can be retrieved via i2c bus during DDC probe */
453 if ((dev->pdev->device == 0x791e) &&
454 (dev->pdev->subsystem_vendor == 0x1043) &&
455 (dev->pdev->subsystem_device == 0x826d)) {
456 if ((connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
457 (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
460 /* ECS A740GM-M with ATI RADEON 2100 sends data to i2c bus
461 * for a DVI connector that is not implemented */
462 if ((dev->pdev->device == 0x796e) &&
463 (dev->pdev->subsystem_vendor == 0x1019) &&
464 (dev->pdev->subsystem_device == 0x2615)) {
465 if ((connector_type == DRM_MODE_CONNECTOR_DVID) &&
466 (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
469 /* TOSHIBA Satellite L300D with ATI Mobility Radeon x1100
470 * (RS690M) sends data to i2c bus for a HDMI connector that
471 * is not implemented */
472 if ((dev->pdev->device == 0x791f) &&
473 (dev->pdev->subsystem_vendor == 0x1179) &&
474 (dev->pdev->subsystem_device == 0xff68)) {
475 if ((connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
476 (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
480 /* Default: no EDID header probe required for DDC probing */
484 static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
485 struct drm_connector *connector)
487 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
488 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
489 struct drm_display_mode *t, *mode;
491 /* If the EDID preferred mode doesn't match the native mode, use it */
492 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
493 if (mode->type & DRM_MODE_TYPE_PREFERRED) {
494 if (mode->hdisplay != native_mode->hdisplay ||
495 mode->vdisplay != native_mode->vdisplay)
496 memcpy(native_mode, mode, sizeof(*mode));
500 /* Try to get native mode details from EDID if necessary */
501 if (!native_mode->clock) {
502 list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
503 if (mode->hdisplay == native_mode->hdisplay &&
504 mode->vdisplay == native_mode->vdisplay) {
505 *native_mode = *mode;
506 drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
507 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
513 if (!native_mode->clock) {
514 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
515 radeon_encoder->rmx_type = RMX_OFF;
519 static int radeon_lvds_get_modes(struct drm_connector *connector)
521 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
522 struct drm_encoder *encoder;
524 struct drm_display_mode *mode;
526 if (radeon_connector->ddc_bus) {
527 ret = radeon_ddc_get_modes(radeon_connector);
529 encoder = radeon_best_single_encoder(connector);
531 radeon_fixup_lvds_native_mode(encoder, connector);
532 /* add scaled modes */
533 radeon_add_common_modes(encoder, connector);
539 encoder = radeon_best_single_encoder(connector);
543 /* we have no EDID modes */
544 mode = radeon_fp_native_mode(encoder);
547 drm_mode_probed_add(connector, mode);
548 /* add the width/height from vbios tables if available */
549 connector->display_info.width_mm = mode->width_mm;
550 connector->display_info.height_mm = mode->height_mm;
551 /* add scaled modes */
552 radeon_add_common_modes(encoder, connector);
558 static int radeon_lvds_mode_valid(struct drm_connector *connector,
559 struct drm_display_mode *mode)
561 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
563 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
567 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
568 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
570 /* AVIVO hardware supports downscaling modes larger than the panel
571 * to the panel size, but I'm not sure this is desirable.
573 if ((mode->hdisplay > native_mode->hdisplay) ||
574 (mode->vdisplay > native_mode->vdisplay))
577 /* if scaling is disabled, block non-native modes */
578 if (radeon_encoder->rmx_type == RMX_OFF) {
579 if ((mode->hdisplay != native_mode->hdisplay) ||
580 (mode->vdisplay != native_mode->vdisplay))
588 static enum drm_connector_status
589 radeon_lvds_detect(struct drm_connector *connector, bool force)
591 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
592 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
593 enum drm_connector_status ret = connector_status_disconnected;
596 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
597 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
599 /* check if panel is valid */
600 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
601 ret = connector_status_connected;
605 /* check for edid as well */
606 if (radeon_connector->edid)
607 ret = connector_status_connected;
609 if (radeon_connector->ddc_bus) {
610 radeon_connector->edid = drm_get_edid(&radeon_connector->base,
611 &radeon_connector->ddc_bus->adapter);
612 if (radeon_connector->edid)
613 ret = connector_status_connected;
616 /* check acpi lid status ??? */
618 radeon_connector_update_scratch_regs(connector, ret);
622 static void radeon_connector_destroy(struct drm_connector *connector)
624 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
626 if (radeon_connector->edid)
627 kfree(radeon_connector->edid);
628 kfree(radeon_connector->con_priv);
629 drm_sysfs_connector_remove(connector);
630 drm_connector_cleanup(connector);
634 static int radeon_lvds_set_property(struct drm_connector *connector,
635 struct drm_property *property,
638 struct drm_device *dev = connector->dev;
639 struct radeon_encoder *radeon_encoder;
640 enum radeon_rmx_type rmx_type;
643 if (property != dev->mode_config.scaling_mode_property)
646 if (connector->encoder)
647 radeon_encoder = to_radeon_encoder(connector->encoder);
649 struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
650 radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
654 case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
655 case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
656 case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
658 case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
660 if (radeon_encoder->rmx_type == rmx_type)
663 radeon_encoder->rmx_type = rmx_type;
665 radeon_property_change_mode(&radeon_encoder->base);
670 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
671 .get_modes = radeon_lvds_get_modes,
672 .mode_valid = radeon_lvds_mode_valid,
673 .best_encoder = radeon_best_single_encoder,
676 struct drm_connector_funcs radeon_lvds_connector_funcs = {
677 .dpms = drm_helper_connector_dpms,
678 .detect = radeon_lvds_detect,
679 .fill_modes = drm_helper_probe_single_connector_modes,
680 .destroy = radeon_connector_destroy,
681 .set_property = radeon_lvds_set_property,
684 static int radeon_vga_get_modes(struct drm_connector *connector)
686 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
689 ret = radeon_ddc_get_modes(radeon_connector);
694 static int radeon_vga_mode_valid(struct drm_connector *connector,
695 struct drm_display_mode *mode)
697 struct drm_device *dev = connector->dev;
698 struct radeon_device *rdev = dev->dev_private;
700 /* XXX check mode bandwidth */
702 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
703 return MODE_CLOCK_HIGH;
708 static enum drm_connector_status
709 radeon_vga_detect(struct drm_connector *connector, bool force)
711 struct drm_device *dev = connector->dev;
712 struct radeon_device *rdev = dev->dev_private;
713 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
714 struct drm_encoder *encoder;
715 struct drm_encoder_helper_funcs *encoder_funcs;
717 enum drm_connector_status ret = connector_status_disconnected;
719 encoder = radeon_best_single_encoder(connector);
721 ret = connector_status_disconnected;
723 if (radeon_connector->ddc_bus)
724 dret = radeon_ddc_probe(radeon_connector,
725 radeon_connector->requires_extended_probe);
727 if (radeon_connector->edid) {
728 kfree(radeon_connector->edid);
729 radeon_connector->edid = NULL;
731 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
733 if (!radeon_connector->edid) {
734 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
735 drm_get_connector_name(connector));
736 ret = connector_status_connected;
738 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
740 /* some oems have boards with separate digital and analog connectors
741 * with a shared ddc line (often vga + hdmi)
743 if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
744 kfree(radeon_connector->edid);
745 radeon_connector->edid = NULL;
746 ret = connector_status_disconnected;
748 ret = connector_status_connected;
752 /* if we aren't forcing don't do destructive polling */
754 return connector->status;
756 if (radeon_connector->dac_load_detect && encoder) {
757 encoder_funcs = encoder->helper_private;
758 ret = encoder_funcs->detect(encoder, connector);
762 if (ret == connector_status_connected)
763 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
765 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
766 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
767 * by other means, assume the CRT is connected and use that EDID.
769 if ((!rdev->is_atom_bios) &&
770 (ret == connector_status_disconnected) &&
771 rdev->mode_info.bios_hardcoded_edid_size) {
772 ret = connector_status_connected;
775 radeon_connector_update_scratch_regs(connector, ret);
779 struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = {
780 .get_modes = radeon_vga_get_modes,
781 .mode_valid = radeon_vga_mode_valid,
782 .best_encoder = radeon_best_single_encoder,
785 struct drm_connector_funcs radeon_vga_connector_funcs = {
786 .dpms = drm_helper_connector_dpms,
787 .detect = radeon_vga_detect,
788 .fill_modes = drm_helper_probe_single_connector_modes,
789 .destroy = radeon_connector_destroy,
790 .set_property = radeon_connector_set_property,
793 static int radeon_tv_get_modes(struct drm_connector *connector)
795 struct drm_device *dev = connector->dev;
796 struct radeon_device *rdev = dev->dev_private;
797 struct drm_display_mode *tv_mode;
798 struct drm_encoder *encoder;
800 encoder = radeon_best_single_encoder(connector);
804 /* avivo chips can scale any mode */
805 if (rdev->family >= CHIP_RS600)
806 /* add scaled modes */
807 radeon_add_common_modes(encoder, connector);
809 /* only 800x600 is supported right now on pre-avivo chips */
810 tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
811 tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
812 drm_mode_probed_add(connector, tv_mode);
817 static int radeon_tv_mode_valid(struct drm_connector *connector,
818 struct drm_display_mode *mode)
820 if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
821 return MODE_CLOCK_RANGE;
825 static enum drm_connector_status
826 radeon_tv_detect(struct drm_connector *connector, bool force)
828 struct drm_encoder *encoder;
829 struct drm_encoder_helper_funcs *encoder_funcs;
830 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
831 enum drm_connector_status ret = connector_status_disconnected;
833 if (!radeon_connector->dac_load_detect)
836 encoder = radeon_best_single_encoder(connector);
838 ret = connector_status_disconnected;
840 encoder_funcs = encoder->helper_private;
841 ret = encoder_funcs->detect(encoder, connector);
843 if (ret == connector_status_connected)
844 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
845 radeon_connector_update_scratch_regs(connector, ret);
849 struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
850 .get_modes = radeon_tv_get_modes,
851 .mode_valid = radeon_tv_mode_valid,
852 .best_encoder = radeon_best_single_encoder,
855 struct drm_connector_funcs radeon_tv_connector_funcs = {
856 .dpms = drm_helper_connector_dpms,
857 .detect = radeon_tv_detect,
858 .fill_modes = drm_helper_probe_single_connector_modes,
859 .destroy = radeon_connector_destroy,
860 .set_property = radeon_connector_set_property,
863 static int radeon_dvi_get_modes(struct drm_connector *connector)
865 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
868 ret = radeon_ddc_get_modes(radeon_connector);
874 * Do a DDC probe, if DDC probe passes, get the full EDID so
875 * we can do analog/digital monitor detection at this point.
876 * If the monitor is an analog monitor or we got no DDC,
877 * we need to find the DAC encoder object for this connector.
878 * If we got no DDC, we do load detection on the DAC encoder object.
879 * If we got analog DDC or load detection passes on the DAC encoder
880 * we have to check if this analog encoder is shared with anyone else (TV)
881 * if its shared we have to set the other connector to disconnected.
883 static enum drm_connector_status
884 radeon_dvi_detect(struct drm_connector *connector, bool force)
886 struct drm_device *dev = connector->dev;
887 struct radeon_device *rdev = dev->dev_private;
888 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
889 struct drm_encoder *encoder = NULL;
890 struct drm_encoder_helper_funcs *encoder_funcs;
891 struct drm_mode_object *obj;
893 enum drm_connector_status ret = connector_status_disconnected;
896 if (radeon_connector->ddc_bus)
897 dret = radeon_ddc_probe(radeon_connector,
898 radeon_connector->requires_extended_probe);
900 if (radeon_connector->edid) {
901 kfree(radeon_connector->edid);
902 radeon_connector->edid = NULL;
904 radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
906 if (!radeon_connector->edid) {
907 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
908 drm_get_connector_name(connector));
909 /* rs690 seems to have a problem with connectors not existing and always
910 * return a block of 0's. If we see this just stop polling on this output */
911 if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
912 ret = connector_status_disconnected;
913 DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
914 radeon_connector->ddc_bus = NULL;
917 radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
919 /* some oems have boards with separate digital and analog connectors
920 * with a shared ddc line (often vga + hdmi)
922 if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
923 kfree(radeon_connector->edid);
924 radeon_connector->edid = NULL;
925 ret = connector_status_disconnected;
927 ret = connector_status_connected;
929 /* This gets complicated. We have boards with VGA + HDMI with a
930 * shared DDC line and we have boards with DVI-D + HDMI with a shared
931 * DDC line. The latter is more complex because with DVI<->HDMI adapters
932 * you don't really know what's connected to which port as both are digital.
934 if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
935 struct drm_connector *list_connector;
936 struct radeon_connector *list_radeon_connector;
937 list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
938 if (connector == list_connector)
940 list_radeon_connector = to_radeon_connector(list_connector);
941 if (list_radeon_connector->shared_ddc &&
942 (list_radeon_connector->ddc_bus->rec.i2c_id ==
943 radeon_connector->ddc_bus->rec.i2c_id)) {
944 /* cases where both connectors are digital */
945 if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) {
946 /* hpd is our only option in this case */
947 if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
948 kfree(radeon_connector->edid);
949 radeon_connector->edid = NULL;
950 ret = connector_status_disconnected;
959 if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
963 ret = connector->status;
967 /* find analog encoder */
968 if (radeon_connector->dac_load_detect) {
969 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
970 if (connector->encoder_ids[i] == 0)
973 obj = drm_mode_object_find(connector->dev,
974 connector->encoder_ids[i],
975 DRM_MODE_OBJECT_ENCODER);
979 encoder = obj_to_encoder(obj);
981 encoder_funcs = encoder->helper_private;
982 if (encoder_funcs->detect) {
983 if (ret != connector_status_connected) {
984 ret = encoder_funcs->detect(encoder, connector);
985 if (ret == connector_status_connected) {
986 radeon_connector->use_digital = false;
994 if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
996 ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
999 /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
1000 * vbios to deal with KVMs. If we have one and are not able to detect a monitor
1001 * by other means, assume the DFP is connected and use that EDID. In most
1002 * cases the DVI port is actually a virtual KVM port connected to the service
1005 if ((!rdev->is_atom_bios) &&
1006 (ret == connector_status_disconnected) &&
1007 rdev->mode_info.bios_hardcoded_edid_size) {
1008 radeon_connector->use_digital = true;
1009 ret = connector_status_connected;
1013 /* updated in get modes as well since we need to know if it's analog or digital */
1014 radeon_connector_update_scratch_regs(connector, ret);
1018 /* okay need to be smart in here about which encoder to pick */
1019 struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
1021 int enc_id = connector->encoder_ids[0];
1022 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1023 struct drm_mode_object *obj;
1024 struct drm_encoder *encoder;
1026 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1027 if (connector->encoder_ids[i] == 0)
1030 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1034 encoder = obj_to_encoder(obj);
1036 if (radeon_connector->use_digital == true) {
1037 if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
1040 if (encoder->encoder_type == DRM_MODE_ENCODER_DAC ||
1041 encoder->encoder_type == DRM_MODE_ENCODER_TVDAC)
1046 /* see if we have a default encoder TODO */
1048 /* then check use digitial */
1049 /* pick the first one */
1051 obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER);
1054 encoder = obj_to_encoder(obj);
1060 static void radeon_dvi_force(struct drm_connector *connector)
1062 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1063 if (connector->force == DRM_FORCE_ON)
1064 radeon_connector->use_digital = false;
1065 if (connector->force == DRM_FORCE_ON_DIGITAL)
1066 radeon_connector->use_digital = true;
1069 static int radeon_dvi_mode_valid(struct drm_connector *connector,
1070 struct drm_display_mode *mode)
1072 struct drm_device *dev = connector->dev;
1073 struct radeon_device *rdev = dev->dev_private;
1074 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1076 /* XXX check mode bandwidth */
1078 /* clocks over 135 MHz have heat issues with DVI on RV100 */
1079 if (radeon_connector->use_digital &&
1080 (rdev->family == CHIP_RV100) &&
1081 (mode->clock > 135000))
1082 return MODE_CLOCK_HIGH;
1084 if (radeon_connector->use_digital && (mode->clock > 165000)) {
1085 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
1086 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
1087 (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
1089 else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
1090 if (ASIC_IS_DCE3(rdev)) {
1091 /* HDMI 1.3+ supports max clock of 340 Mhz */
1092 if (mode->clock > 340000)
1093 return MODE_CLOCK_HIGH;
1097 return MODE_CLOCK_HIGH;
1099 return MODE_CLOCK_HIGH;
1102 /* check against the max pixel clock */
1103 if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
1104 return MODE_CLOCK_HIGH;
1109 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
1110 .get_modes = radeon_dvi_get_modes,
1111 .mode_valid = radeon_dvi_mode_valid,
1112 .best_encoder = radeon_dvi_encoder,
1115 struct drm_connector_funcs radeon_dvi_connector_funcs = {
1116 .dpms = drm_helper_connector_dpms,
1117 .detect = radeon_dvi_detect,
1118 .fill_modes = drm_helper_probe_single_connector_modes,
1119 .set_property = radeon_connector_set_property,
1120 .destroy = radeon_connector_destroy,
1121 .force = radeon_dvi_force,
1124 static void radeon_dp_connector_destroy(struct drm_connector *connector)
1126 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1127 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1129 if (radeon_connector->edid)
1130 kfree(radeon_connector->edid);
1131 if (radeon_dig_connector->dp_i2c_bus)
1132 radeon_i2c_destroy(radeon_dig_connector->dp_i2c_bus);
1133 kfree(radeon_connector->con_priv);
1134 drm_sysfs_connector_remove(connector);
1135 drm_connector_cleanup(connector);
1139 static int radeon_dp_get_modes(struct drm_connector *connector)
1141 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1142 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1143 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1146 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1147 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1148 struct drm_display_mode *mode;
1150 if (!radeon_dig_connector->edp_on)
1151 atombios_set_edp_panel_power(connector,
1152 ATOM_TRANSMITTER_ACTION_POWER_ON);
1153 ret = radeon_ddc_get_modes(radeon_connector);
1154 if (!radeon_dig_connector->edp_on)
1155 atombios_set_edp_panel_power(connector,
1156 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1160 radeon_fixup_lvds_native_mode(encoder, connector);
1161 /* add scaled modes */
1162 radeon_add_common_modes(encoder, connector);
1167 encoder = radeon_best_single_encoder(connector);
1171 /* we have no EDID modes */
1172 mode = radeon_fp_native_mode(encoder);
1175 drm_mode_probed_add(connector, mode);
1176 /* add the width/height from vbios tables if available */
1177 connector->display_info.width_mm = mode->width_mm;
1178 connector->display_info.height_mm = mode->height_mm;
1179 /* add scaled modes */
1180 radeon_add_common_modes(encoder, connector);
1183 /* need to setup ddc on the bridge */
1184 if (radeon_connector_encoder_is_dp_bridge(connector)) {
1186 radeon_atom_ext_encoder_setup_ddc(encoder);
1188 ret = radeon_ddc_get_modes(radeon_connector);
1194 bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector)
1196 struct drm_mode_object *obj;
1197 struct drm_encoder *encoder;
1198 struct radeon_encoder *radeon_encoder;
1202 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1203 if (connector->encoder_ids[i] == 0)
1206 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1210 encoder = obj_to_encoder(obj);
1211 radeon_encoder = to_radeon_encoder(encoder);
1213 switch (radeon_encoder->encoder_id) {
1214 case ENCODER_OBJECT_ID_TRAVIS:
1215 case ENCODER_OBJECT_ID_NUTMEG:
1226 bool radeon_connector_encoder_is_hbr2(struct drm_connector *connector)
1228 struct drm_mode_object *obj;
1229 struct drm_encoder *encoder;
1230 struct radeon_encoder *radeon_encoder;
1234 for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
1235 if (connector->encoder_ids[i] == 0)
1238 obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
1242 encoder = obj_to_encoder(obj);
1243 radeon_encoder = to_radeon_encoder(encoder);
1244 if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
1251 bool radeon_connector_is_dp12_capable(struct drm_connector *connector)
1253 struct drm_device *dev = connector->dev;
1254 struct radeon_device *rdev = dev->dev_private;
1256 if (ASIC_IS_DCE5(rdev) &&
1257 (rdev->clock.dp_extclk >= 53900) &&
1258 radeon_connector_encoder_is_hbr2(connector)) {
1265 static enum drm_connector_status
1266 radeon_dp_detect(struct drm_connector *connector, bool force)
1268 struct drm_device *dev = connector->dev;
1269 struct radeon_device *rdev = dev->dev_private;
1270 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1271 enum drm_connector_status ret = connector_status_disconnected;
1272 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1273 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1275 if (radeon_connector->edid) {
1276 kfree(radeon_connector->edid);
1277 radeon_connector->edid = NULL;
1280 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1281 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1283 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1284 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1286 /* check if panel is valid */
1287 if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
1288 ret = connector_status_connected;
1290 /* eDP is always DP */
1291 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1292 if (!radeon_dig_connector->edp_on)
1293 atombios_set_edp_panel_power(connector,
1294 ATOM_TRANSMITTER_ACTION_POWER_ON);
1295 if (radeon_dp_getdpcd(radeon_connector))
1296 ret = connector_status_connected;
1297 if (!radeon_dig_connector->edp_on)
1298 atombios_set_edp_panel_power(connector,
1299 ATOM_TRANSMITTER_ACTION_POWER_OFF);
1300 } else if (radeon_connector_encoder_is_dp_bridge(connector)) {
1301 /* DP bridges are always DP */
1302 radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT;
1303 /* get the DPCD from the bridge */
1304 radeon_dp_getdpcd(radeon_connector);
1306 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
1307 ret = connector_status_connected;
1309 /* need to setup ddc on the bridge */
1311 radeon_atom_ext_encoder_setup_ddc(encoder);
1312 if (radeon_ddc_probe(radeon_connector,
1313 radeon_connector->requires_extended_probe))
1314 ret = connector_status_connected;
1317 if ((ret == connector_status_disconnected) &&
1318 radeon_connector->dac_load_detect) {
1319 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1320 struct drm_encoder_helper_funcs *encoder_funcs;
1322 encoder_funcs = encoder->helper_private;
1323 ret = encoder_funcs->detect(encoder, connector);
1327 radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
1328 if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
1329 ret = connector_status_connected;
1330 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
1331 radeon_dp_getdpcd(radeon_connector);
1333 if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
1334 if (radeon_dp_getdpcd(radeon_connector))
1335 ret = connector_status_connected;
1337 if (radeon_ddc_probe(radeon_connector,
1338 radeon_connector->requires_extended_probe))
1339 ret = connector_status_connected;
1344 radeon_connector_update_scratch_regs(connector, ret);
1348 static int radeon_dp_mode_valid(struct drm_connector *connector,
1349 struct drm_display_mode *mode)
1351 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
1352 struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
1354 /* XXX check mode bandwidth */
1356 if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
1357 (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
1358 struct drm_encoder *encoder = radeon_best_single_encoder(connector);
1360 if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
1364 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1365 struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
1367 /* AVIVO hardware supports downscaling modes larger than the panel
1368 * to the panel size, but I'm not sure this is desirable.
1370 if ((mode->hdisplay > native_mode->hdisplay) ||
1371 (mode->vdisplay > native_mode->vdisplay))
1374 /* if scaling is disabled, block non-native modes */
1375 if (radeon_encoder->rmx_type == RMX_OFF) {
1376 if ((mode->hdisplay != native_mode->hdisplay) ||
1377 (mode->vdisplay != native_mode->vdisplay))
1383 if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
1384 (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
1385 return radeon_dp_mode_valid_helper(connector, mode);
1391 struct drm_connector_helper_funcs radeon_dp_connector_helper_funcs = {
1392 .get_modes = radeon_dp_get_modes,
1393 .mode_valid = radeon_dp_mode_valid,
1394 .best_encoder = radeon_dvi_encoder,
1397 struct drm_connector_funcs radeon_dp_connector_funcs = {
1398 .dpms = drm_helper_connector_dpms,
1399 .detect = radeon_dp_detect,
1400 .fill_modes = drm_helper_probe_single_connector_modes,
1401 .set_property = radeon_connector_set_property,
1402 .destroy = radeon_dp_connector_destroy,
1403 .force = radeon_dvi_force,
1407 radeon_add_atom_connector(struct drm_device *dev,
1408 uint32_t connector_id,
1409 uint32_t supported_device,
1411 struct radeon_i2c_bus_rec *i2c_bus,
1412 uint32_t igp_lane_info,
1413 uint16_t connector_object_id,
1414 struct radeon_hpd *hpd,
1415 struct radeon_router *router)
1417 struct radeon_device *rdev = dev->dev_private;
1418 struct drm_connector *connector;
1419 struct radeon_connector *radeon_connector;
1420 struct radeon_connector_atom_dig *radeon_dig_connector;
1421 struct drm_encoder *encoder;
1422 struct radeon_encoder *radeon_encoder;
1423 uint32_t subpixel_order = SubPixelNone;
1424 bool shared_ddc = false;
1425 bool is_dp_bridge = false;
1427 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1430 /* if the user selected tv=0 don't try and add the connector */
1431 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1432 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1433 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1437 /* see if we already added it */
1438 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1439 radeon_connector = to_radeon_connector(connector);
1440 if (radeon_connector->connector_id == connector_id) {
1441 radeon_connector->devices |= supported_device;
1444 if (radeon_connector->ddc_bus && i2c_bus->valid) {
1445 if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
1446 radeon_connector->shared_ddc = true;
1449 if (radeon_connector->router_bus && router->ddc_valid &&
1450 (radeon_connector->router.router_id == router->router_id)) {
1451 radeon_connector->shared_ddc = false;
1457 /* check if it's a dp bridge */
1458 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1459 radeon_encoder = to_radeon_encoder(encoder);
1460 if (radeon_encoder->devices & supported_device) {
1461 switch (radeon_encoder->encoder_id) {
1462 case ENCODER_OBJECT_ID_TRAVIS:
1463 case ENCODER_OBJECT_ID_NUTMEG:
1464 is_dp_bridge = true;
1472 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1473 if (!radeon_connector)
1476 connector = &radeon_connector->base;
1478 radeon_connector->connector_id = connector_id;
1479 radeon_connector->devices = supported_device;
1480 radeon_connector->shared_ddc = shared_ddc;
1481 radeon_connector->connector_object_id = connector_object_id;
1482 radeon_connector->hpd = *hpd;
1483 radeon_connector->requires_extended_probe =
1484 radeon_connector_needs_extended_probe(rdev, supported_device,
1486 radeon_connector->router = *router;
1487 if (router->ddc_valid || router->cd_valid) {
1488 radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
1489 if (!radeon_connector->router_bus)
1490 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1494 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1495 if (!radeon_dig_connector)
1497 radeon_dig_connector->igp_lane_info = igp_lane_info;
1498 radeon_connector->con_priv = radeon_dig_connector;
1499 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1500 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1501 if (i2c_bus->valid) {
1502 /* add DP i2c bus */
1503 if (connector_type == DRM_MODE_CONNECTOR_eDP)
1504 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1506 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1507 if (!radeon_dig_connector->dp_i2c_bus)
1508 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1509 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1510 if (!radeon_connector->ddc_bus)
1511 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1513 switch (connector_type) {
1514 case DRM_MODE_CONNECTOR_VGA:
1515 case DRM_MODE_CONNECTOR_DVIA:
1517 connector->interlace_allowed = true;
1518 connector->doublescan_allowed = true;
1519 radeon_connector->dac_load_detect = true;
1520 drm_connector_attach_property(&radeon_connector->base,
1521 rdev->mode_info.load_detect_property,
1524 case DRM_MODE_CONNECTOR_DVII:
1525 case DRM_MODE_CONNECTOR_DVID:
1526 case DRM_MODE_CONNECTOR_HDMIA:
1527 case DRM_MODE_CONNECTOR_HDMIB:
1528 case DRM_MODE_CONNECTOR_DisplayPort:
1529 drm_connector_attach_property(&radeon_connector->base,
1530 rdev->mode_info.underscan_property,
1532 drm_connector_attach_property(&radeon_connector->base,
1533 rdev->mode_info.underscan_hborder_property,
1535 drm_connector_attach_property(&radeon_connector->base,
1536 rdev->mode_info.underscan_vborder_property,
1538 subpixel_order = SubPixelHorizontalRGB;
1539 connector->interlace_allowed = true;
1540 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1541 connector->doublescan_allowed = true;
1543 connector->doublescan_allowed = false;
1544 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1545 radeon_connector->dac_load_detect = true;
1546 drm_connector_attach_property(&radeon_connector->base,
1547 rdev->mode_info.load_detect_property,
1551 case DRM_MODE_CONNECTOR_LVDS:
1552 case DRM_MODE_CONNECTOR_eDP:
1553 drm_connector_attach_property(&radeon_connector->base,
1554 dev->mode_config.scaling_mode_property,
1555 DRM_MODE_SCALE_FULLSCREEN);
1556 subpixel_order = SubPixelHorizontalRGB;
1557 connector->interlace_allowed = false;
1558 connector->doublescan_allowed = false;
1562 switch (connector_type) {
1563 case DRM_MODE_CONNECTOR_VGA:
1564 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1565 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1566 if (i2c_bus->valid) {
1567 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1568 if (!radeon_connector->ddc_bus)
1569 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1571 radeon_connector->dac_load_detect = true;
1572 drm_connector_attach_property(&radeon_connector->base,
1573 rdev->mode_info.load_detect_property,
1575 /* no HPD on analog connectors */
1576 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1577 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1578 connector->interlace_allowed = true;
1579 connector->doublescan_allowed = true;
1581 case DRM_MODE_CONNECTOR_DVIA:
1582 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1583 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1584 if (i2c_bus->valid) {
1585 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1586 if (!radeon_connector->ddc_bus)
1587 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1589 radeon_connector->dac_load_detect = true;
1590 drm_connector_attach_property(&radeon_connector->base,
1591 rdev->mode_info.load_detect_property,
1593 /* no HPD on analog connectors */
1594 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1595 connector->interlace_allowed = true;
1596 connector->doublescan_allowed = true;
1598 case DRM_MODE_CONNECTOR_DVII:
1599 case DRM_MODE_CONNECTOR_DVID:
1600 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1601 if (!radeon_dig_connector)
1603 radeon_dig_connector->igp_lane_info = igp_lane_info;
1604 radeon_connector->con_priv = radeon_dig_connector;
1605 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1606 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1607 if (i2c_bus->valid) {
1608 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1609 if (!radeon_connector->ddc_bus)
1610 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1612 subpixel_order = SubPixelHorizontalRGB;
1613 drm_connector_attach_property(&radeon_connector->base,
1614 rdev->mode_info.coherent_mode_property,
1616 if (ASIC_IS_AVIVO(rdev)) {
1617 drm_connector_attach_property(&radeon_connector->base,
1618 rdev->mode_info.underscan_property,
1620 drm_connector_attach_property(&radeon_connector->base,
1621 rdev->mode_info.underscan_hborder_property,
1623 drm_connector_attach_property(&radeon_connector->base,
1624 rdev->mode_info.underscan_vborder_property,
1627 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1628 radeon_connector->dac_load_detect = true;
1629 drm_connector_attach_property(&radeon_connector->base,
1630 rdev->mode_info.load_detect_property,
1633 connector->interlace_allowed = true;
1634 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1635 connector->doublescan_allowed = true;
1637 connector->doublescan_allowed = false;
1639 case DRM_MODE_CONNECTOR_HDMIA:
1640 case DRM_MODE_CONNECTOR_HDMIB:
1641 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1642 if (!radeon_dig_connector)
1644 radeon_dig_connector->igp_lane_info = igp_lane_info;
1645 radeon_connector->con_priv = radeon_dig_connector;
1646 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1647 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1648 if (i2c_bus->valid) {
1649 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1650 if (!radeon_connector->ddc_bus)
1651 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1653 drm_connector_attach_property(&radeon_connector->base,
1654 rdev->mode_info.coherent_mode_property,
1656 if (ASIC_IS_AVIVO(rdev)) {
1657 drm_connector_attach_property(&radeon_connector->base,
1658 rdev->mode_info.underscan_property,
1660 drm_connector_attach_property(&radeon_connector->base,
1661 rdev->mode_info.underscan_hborder_property,
1663 drm_connector_attach_property(&radeon_connector->base,
1664 rdev->mode_info.underscan_vborder_property,
1667 subpixel_order = SubPixelHorizontalRGB;
1668 connector->interlace_allowed = true;
1669 if (connector_type == DRM_MODE_CONNECTOR_HDMIB)
1670 connector->doublescan_allowed = true;
1672 connector->doublescan_allowed = false;
1674 case DRM_MODE_CONNECTOR_DisplayPort:
1675 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1676 if (!radeon_dig_connector)
1678 radeon_dig_connector->igp_lane_info = igp_lane_info;
1679 radeon_connector->con_priv = radeon_dig_connector;
1680 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1681 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1682 if (i2c_bus->valid) {
1683 /* add DP i2c bus */
1684 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
1685 if (!radeon_dig_connector->dp_i2c_bus)
1686 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1687 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1688 if (!radeon_connector->ddc_bus)
1689 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1691 subpixel_order = SubPixelHorizontalRGB;
1692 drm_connector_attach_property(&radeon_connector->base,
1693 rdev->mode_info.coherent_mode_property,
1695 if (ASIC_IS_AVIVO(rdev)) {
1696 drm_connector_attach_property(&radeon_connector->base,
1697 rdev->mode_info.underscan_property,
1699 drm_connector_attach_property(&radeon_connector->base,
1700 rdev->mode_info.underscan_hborder_property,
1702 drm_connector_attach_property(&radeon_connector->base,
1703 rdev->mode_info.underscan_vborder_property,
1706 connector->interlace_allowed = true;
1707 /* in theory with a DP to VGA converter... */
1708 connector->doublescan_allowed = false;
1710 case DRM_MODE_CONNECTOR_eDP:
1711 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1712 if (!radeon_dig_connector)
1714 radeon_dig_connector->igp_lane_info = igp_lane_info;
1715 radeon_connector->con_priv = radeon_dig_connector;
1716 drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
1717 drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
1718 if (i2c_bus->valid) {
1719 /* add DP i2c bus */
1720 radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
1721 if (!radeon_dig_connector->dp_i2c_bus)
1722 DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n");
1723 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1724 if (!radeon_connector->ddc_bus)
1725 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1727 drm_connector_attach_property(&radeon_connector->base,
1728 dev->mode_config.scaling_mode_property,
1729 DRM_MODE_SCALE_FULLSCREEN);
1730 subpixel_order = SubPixelHorizontalRGB;
1731 connector->interlace_allowed = false;
1732 connector->doublescan_allowed = false;
1734 case DRM_MODE_CONNECTOR_SVIDEO:
1735 case DRM_MODE_CONNECTOR_Composite:
1736 case DRM_MODE_CONNECTOR_9PinDIN:
1737 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1738 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1739 radeon_connector->dac_load_detect = true;
1740 drm_connector_attach_property(&radeon_connector->base,
1741 rdev->mode_info.load_detect_property,
1743 drm_connector_attach_property(&radeon_connector->base,
1744 rdev->mode_info.tv_std_property,
1745 radeon_atombios_get_tv_info(rdev));
1746 /* no HPD on analog connectors */
1747 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1748 connector->interlace_allowed = false;
1749 connector->doublescan_allowed = false;
1751 case DRM_MODE_CONNECTOR_LVDS:
1752 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
1753 if (!radeon_dig_connector)
1755 radeon_dig_connector->igp_lane_info = igp_lane_info;
1756 radeon_connector->con_priv = radeon_dig_connector;
1757 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1758 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1759 if (i2c_bus->valid) {
1760 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1761 if (!radeon_connector->ddc_bus)
1762 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1764 drm_connector_attach_property(&radeon_connector->base,
1765 dev->mode_config.scaling_mode_property,
1766 DRM_MODE_SCALE_FULLSCREEN);
1767 subpixel_order = SubPixelHorizontalRGB;
1768 connector->interlace_allowed = false;
1769 connector->doublescan_allowed = false;
1774 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1776 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1778 connector->polled = DRM_CONNECTOR_POLL_HPD;
1780 connector->display_info.subpixel_order = subpixel_order;
1781 drm_sysfs_connector_add(connector);
1785 drm_connector_cleanup(connector);
1790 radeon_add_legacy_connector(struct drm_device *dev,
1791 uint32_t connector_id,
1792 uint32_t supported_device,
1794 struct radeon_i2c_bus_rec *i2c_bus,
1795 uint16_t connector_object_id,
1796 struct radeon_hpd *hpd)
1798 struct radeon_device *rdev = dev->dev_private;
1799 struct drm_connector *connector;
1800 struct radeon_connector *radeon_connector;
1801 uint32_t subpixel_order = SubPixelNone;
1803 if (connector_type == DRM_MODE_CONNECTOR_Unknown)
1806 /* if the user selected tv=0 don't try and add the connector */
1807 if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
1808 (connector_type == DRM_MODE_CONNECTOR_Composite) ||
1809 (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
1813 /* see if we already added it */
1814 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
1815 radeon_connector = to_radeon_connector(connector);
1816 if (radeon_connector->connector_id == connector_id) {
1817 radeon_connector->devices |= supported_device;
1822 radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
1823 if (!radeon_connector)
1826 connector = &radeon_connector->base;
1828 radeon_connector->connector_id = connector_id;
1829 radeon_connector->devices = supported_device;
1830 radeon_connector->connector_object_id = connector_object_id;
1831 radeon_connector->hpd = *hpd;
1832 radeon_connector->requires_extended_probe =
1833 radeon_connector_needs_extended_probe(rdev, supported_device,
1835 switch (connector_type) {
1836 case DRM_MODE_CONNECTOR_VGA:
1837 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1838 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1839 if (i2c_bus->valid) {
1840 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1841 if (!radeon_connector->ddc_bus)
1842 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1844 radeon_connector->dac_load_detect = true;
1845 drm_connector_attach_property(&radeon_connector->base,
1846 rdev->mode_info.load_detect_property,
1848 /* no HPD on analog connectors */
1849 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1850 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1851 connector->interlace_allowed = true;
1852 connector->doublescan_allowed = true;
1854 case DRM_MODE_CONNECTOR_DVIA:
1855 drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
1856 drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
1857 if (i2c_bus->valid) {
1858 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1859 if (!radeon_connector->ddc_bus)
1860 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1862 radeon_connector->dac_load_detect = true;
1863 drm_connector_attach_property(&radeon_connector->base,
1864 rdev->mode_info.load_detect_property,
1866 /* no HPD on analog connectors */
1867 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1868 connector->interlace_allowed = true;
1869 connector->doublescan_allowed = true;
1871 case DRM_MODE_CONNECTOR_DVII:
1872 case DRM_MODE_CONNECTOR_DVID:
1873 drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
1874 drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
1875 if (i2c_bus->valid) {
1876 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1877 if (!radeon_connector->ddc_bus)
1878 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1880 if (connector_type == DRM_MODE_CONNECTOR_DVII) {
1881 radeon_connector->dac_load_detect = true;
1882 drm_connector_attach_property(&radeon_connector->base,
1883 rdev->mode_info.load_detect_property,
1886 subpixel_order = SubPixelHorizontalRGB;
1887 connector->interlace_allowed = true;
1888 if (connector_type == DRM_MODE_CONNECTOR_DVII)
1889 connector->doublescan_allowed = true;
1891 connector->doublescan_allowed = false;
1893 case DRM_MODE_CONNECTOR_SVIDEO:
1894 case DRM_MODE_CONNECTOR_Composite:
1895 case DRM_MODE_CONNECTOR_9PinDIN:
1896 drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
1897 drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
1898 radeon_connector->dac_load_detect = true;
1899 /* RS400,RC410,RS480 chipset seems to report a lot
1900 * of false positive on load detect, we haven't yet
1901 * found a way to make load detect reliable on those
1902 * chipset, thus just disable it for TV.
1904 if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
1905 radeon_connector->dac_load_detect = false;
1906 drm_connector_attach_property(&radeon_connector->base,
1907 rdev->mode_info.load_detect_property,
1908 radeon_connector->dac_load_detect);
1909 drm_connector_attach_property(&radeon_connector->base,
1910 rdev->mode_info.tv_std_property,
1911 radeon_combios_get_tv_info(rdev));
1912 /* no HPD on analog connectors */
1913 radeon_connector->hpd.hpd = RADEON_HPD_NONE;
1914 connector->interlace_allowed = false;
1915 connector->doublescan_allowed = false;
1917 case DRM_MODE_CONNECTOR_LVDS:
1918 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
1919 drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
1920 if (i2c_bus->valid) {
1921 radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
1922 if (!radeon_connector->ddc_bus)
1923 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1925 drm_connector_attach_property(&radeon_connector->base,
1926 dev->mode_config.scaling_mode_property,
1927 DRM_MODE_SCALE_FULLSCREEN);
1928 subpixel_order = SubPixelHorizontalRGB;
1929 connector->interlace_allowed = false;
1930 connector->doublescan_allowed = false;
1934 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) {
1936 connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1938 connector->polled = DRM_CONNECTOR_POLL_HPD;
1939 connector->display_info.subpixel_order = subpixel_order;
1940 drm_sysfs_connector_add(connector);
1941 if (connector_type == DRM_MODE_CONNECTOR_LVDS) {
1942 struct drm_encoder *drm_encoder;
1944 list_for_each_entry(drm_encoder, &dev->mode_config.encoder_list, head) {
1945 struct radeon_encoder *radeon_encoder;
1947 radeon_encoder = to_radeon_encoder(drm_encoder);
1948 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_LVDS)
1949 radeon_legacy_backlight_init(radeon_encoder, connector);