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
27 #include <drm/drm_edid.h>
28 #include <drm/drm_crtc_helper.h>
29 #include <drm/drm_fb_helper.h>
30 #include <drm/amdgpu_drm.h>
33 #include "atombios_encoders.h"
34 #include "atombios_dp.h"
35 #include "amdgpu_connectors.h"
36 #include "amdgpu_i2c.h"
38 #include <linux/pm_runtime.h>
40 void amdgpu_connector_hotplug(struct drm_connector
*connector
)
42 struct drm_device
*dev
= connector
->dev
;
43 struct amdgpu_device
*adev
= dev
->dev_private
;
44 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
46 /* bail if the connector does not have hpd pin, e.g.,
49 if (amdgpu_connector
->hpd
.hpd
== AMDGPU_HPD_NONE
)
52 amdgpu_display_hpd_set_polarity(adev
, amdgpu_connector
->hpd
.hpd
);
54 /* if the connector is already off, don't turn it back on */
55 if (connector
->dpms
!= DRM_MODE_DPMS_ON
)
58 /* just deal with DP (not eDP) here. */
59 if (connector
->connector_type
== DRM_MODE_CONNECTOR_DisplayPort
) {
60 struct amdgpu_connector_atom_dig
*dig_connector
=
61 amdgpu_connector
->con_priv
;
63 /* if existing sink type was not DP no need to retrain */
64 if (dig_connector
->dp_sink_type
!= CONNECTOR_OBJECT_ID_DISPLAYPORT
)
67 /* first get sink type as it may be reset after (un)plug */
68 dig_connector
->dp_sink_type
= amdgpu_atombios_dp_get_sinktype(amdgpu_connector
);
69 /* don't do anything if sink is not display port, i.e.,
70 * passive dp->(dvi|hdmi) adaptor
72 if (dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_DISPLAYPORT
) {
73 int saved_dpms
= connector
->dpms
;
74 /* Only turn off the display if it's physically disconnected */
75 if (!amdgpu_display_hpd_sense(adev
, amdgpu_connector
->hpd
.hpd
)) {
76 drm_helper_connector_dpms(connector
, DRM_MODE_DPMS_OFF
);
77 } else if (amdgpu_atombios_dp_needs_link_train(amdgpu_connector
)) {
78 /* set it to OFF so that drm_helper_connector_dpms()
79 * won't return immediately since the current state
80 * is ON at this point.
82 connector
->dpms
= DRM_MODE_DPMS_OFF
;
83 drm_helper_connector_dpms(connector
, DRM_MODE_DPMS_ON
);
85 connector
->dpms
= saved_dpms
;
90 static void amdgpu_connector_property_change_mode(struct drm_encoder
*encoder
)
92 struct drm_crtc
*crtc
= encoder
->crtc
;
94 if (crtc
&& crtc
->enabled
) {
95 drm_crtc_helper_set_mode(crtc
, &crtc
->mode
,
96 crtc
->x
, crtc
->y
, crtc
->primary
->fb
);
100 int amdgpu_connector_get_monitor_bpc(struct drm_connector
*connector
)
102 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
103 struct amdgpu_connector_atom_dig
*dig_connector
;
105 unsigned mode_clock
, max_tmds_clock
;
107 switch (connector
->connector_type
) {
108 case DRM_MODE_CONNECTOR_DVII
:
109 case DRM_MODE_CONNECTOR_HDMIB
:
110 if (amdgpu_connector
->use_digital
) {
111 if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector
))) {
112 if (connector
->display_info
.bpc
)
113 bpc
= connector
->display_info
.bpc
;
117 case DRM_MODE_CONNECTOR_DVID
:
118 case DRM_MODE_CONNECTOR_HDMIA
:
119 if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector
))) {
120 if (connector
->display_info
.bpc
)
121 bpc
= connector
->display_info
.bpc
;
124 case DRM_MODE_CONNECTOR_DisplayPort
:
125 dig_connector
= amdgpu_connector
->con_priv
;
126 if ((dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_DISPLAYPORT
) ||
127 (dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_eDP
) ||
128 drm_detect_hdmi_monitor(amdgpu_connector_edid(connector
))) {
129 if (connector
->display_info
.bpc
)
130 bpc
= connector
->display_info
.bpc
;
133 case DRM_MODE_CONNECTOR_eDP
:
134 case DRM_MODE_CONNECTOR_LVDS
:
135 if (connector
->display_info
.bpc
)
136 bpc
= connector
->display_info
.bpc
;
138 const struct drm_connector_helper_funcs
*connector_funcs
=
139 connector
->helper_private
;
140 struct drm_encoder
*encoder
= connector_funcs
->best_encoder(connector
);
141 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
142 struct amdgpu_encoder_atom_dig
*dig
= amdgpu_encoder
->enc_priv
;
144 if (dig
->lcd_misc
& ATOM_PANEL_MISC_V13_6BIT_PER_COLOR
)
146 else if (dig
->lcd_misc
& ATOM_PANEL_MISC_V13_8BIT_PER_COLOR
)
152 if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector
))) {
154 * Pre DCE-8 hw can't handle > 12 bpc, and more than 12 bpc doesn't make
155 * much sense without support for > 12 bpc framebuffers. RGB 4:4:4 at
156 * 12 bpc is always supported on hdmi deep color sinks, as this is
157 * required by the HDMI-1.3 spec. Clamp to a safe 12 bpc maximum.
160 DRM_DEBUG("%s: HDMI deep color %d bpc unsupported. Using 12 bpc.\n",
161 connector
->name
, bpc
);
165 /* Any defined maximum tmds clock limit we must not exceed? */
166 if (connector
->max_tmds_clock
> 0) {
167 /* mode_clock is clock in kHz for mode to be modeset on this connector */
168 mode_clock
= amdgpu_connector
->pixelclock_for_modeset
;
170 /* Maximum allowable input clock in kHz */
171 max_tmds_clock
= connector
->max_tmds_clock
* 1000;
173 DRM_DEBUG("%s: hdmi mode dotclock %d kHz, max tmds input clock %d kHz.\n",
174 connector
->name
, mode_clock
, max_tmds_clock
);
176 /* Check if bpc is within clock limit. Try to degrade gracefully otherwise */
177 if ((bpc
== 12) && (mode_clock
* 3/2 > max_tmds_clock
)) {
178 if ((connector
->display_info
.edid_hdmi_dc_modes
& DRM_EDID_HDMI_DC_30
) &&
179 (mode_clock
* 5/4 <= max_tmds_clock
))
184 DRM_DEBUG("%s: HDMI deep color 12 bpc exceeds max tmds clock. Using %d bpc.\n",
185 connector
->name
, bpc
);
188 if ((bpc
== 10) && (mode_clock
* 5/4 > max_tmds_clock
)) {
190 DRM_DEBUG("%s: HDMI deep color 10 bpc exceeds max tmds clock. Using %d bpc.\n",
191 connector
->name
, bpc
);
192 } else if (bpc
> 8) {
193 /* max_tmds_clock missing, but hdmi spec mandates it for deep color. */
194 DRM_DEBUG("%s: Required max tmds clock for HDMI deep color missing. Using 8 bpc.\n",
201 if ((amdgpu_deep_color
== 0) && (bpc
> 8)) {
202 DRM_DEBUG("%s: Deep color disabled. Set amdgpu module param deep_color=1 to enable.\n",
207 DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
208 connector
->name
, connector
->display_info
.bpc
, bpc
);
214 amdgpu_connector_update_scratch_regs(struct drm_connector
*connector
,
215 enum drm_connector_status status
)
217 struct drm_encoder
*best_encoder
= NULL
;
218 struct drm_encoder
*encoder
= NULL
;
219 const struct drm_connector_helper_funcs
*connector_funcs
= connector
->helper_private
;
223 best_encoder
= connector_funcs
->best_encoder(connector
);
225 for (i
= 0; i
< DRM_CONNECTOR_MAX_ENCODER
; i
++) {
226 if (connector
->encoder_ids
[i
] == 0)
229 encoder
= drm_encoder_find(connector
->dev
,
230 connector
->encoder_ids
[i
]);
234 if ((encoder
== best_encoder
) && (status
== connector_status_connected
))
239 amdgpu_atombios_encoder_set_bios_scratch_regs(connector
, encoder
, connected
);
244 static struct drm_encoder
*
245 amdgpu_connector_find_encoder(struct drm_connector
*connector
,
248 struct drm_encoder
*encoder
;
251 for (i
= 0; i
< DRM_CONNECTOR_MAX_ENCODER
; i
++) {
252 if (connector
->encoder_ids
[i
] == 0)
254 encoder
= drm_encoder_find(connector
->dev
,
255 connector
->encoder_ids
[i
]);
259 if (encoder
->encoder_type
== encoder_type
)
265 struct edid
*amdgpu_connector_edid(struct drm_connector
*connector
)
267 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
268 struct drm_property_blob
*edid_blob
= connector
->edid_blob_ptr
;
270 if (amdgpu_connector
->edid
) {
271 return amdgpu_connector
->edid
;
272 } else if (edid_blob
) {
273 struct edid
*edid
= kmemdup(edid_blob
->data
, edid_blob
->length
, GFP_KERNEL
);
275 amdgpu_connector
->edid
= edid
;
277 return amdgpu_connector
->edid
;
281 amdgpu_connector_get_hardcoded_edid(struct amdgpu_device
*adev
)
285 if (adev
->mode_info
.bios_hardcoded_edid
) {
286 edid
= kmalloc(adev
->mode_info
.bios_hardcoded_edid_size
, GFP_KERNEL
);
288 memcpy((unsigned char *)edid
,
289 (unsigned char *)adev
->mode_info
.bios_hardcoded_edid
,
290 adev
->mode_info
.bios_hardcoded_edid_size
);
297 static void amdgpu_connector_get_edid(struct drm_connector
*connector
)
299 struct drm_device
*dev
= connector
->dev
;
300 struct amdgpu_device
*adev
= dev
->dev_private
;
301 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
303 if (amdgpu_connector
->edid
)
306 /* on hw with routers, select right port */
307 if (amdgpu_connector
->router
.ddc_valid
)
308 amdgpu_i2c_router_select_ddc_port(amdgpu_connector
);
310 if ((amdgpu_connector_encoder_get_dp_bridge_encoder_id(connector
) !=
311 ENCODER_OBJECT_ID_NONE
) &&
312 amdgpu_connector
->ddc_bus
->has_aux
) {
313 amdgpu_connector
->edid
= drm_get_edid(connector
,
314 &amdgpu_connector
->ddc_bus
->aux
.ddc
);
315 } else if ((connector
->connector_type
== DRM_MODE_CONNECTOR_DisplayPort
) ||
316 (connector
->connector_type
== DRM_MODE_CONNECTOR_eDP
)) {
317 struct amdgpu_connector_atom_dig
*dig
= amdgpu_connector
->con_priv
;
319 if ((dig
->dp_sink_type
== CONNECTOR_OBJECT_ID_DISPLAYPORT
||
320 dig
->dp_sink_type
== CONNECTOR_OBJECT_ID_eDP
) &&
321 amdgpu_connector
->ddc_bus
->has_aux
)
322 amdgpu_connector
->edid
= drm_get_edid(connector
,
323 &amdgpu_connector
->ddc_bus
->aux
.ddc
);
324 else if (amdgpu_connector
->ddc_bus
)
325 amdgpu_connector
->edid
= drm_get_edid(connector
,
326 &amdgpu_connector
->ddc_bus
->adapter
);
327 } else if (amdgpu_connector
->ddc_bus
) {
328 amdgpu_connector
->edid
= drm_get_edid(connector
,
329 &amdgpu_connector
->ddc_bus
->adapter
);
332 if (!amdgpu_connector
->edid
) {
333 /* some laptops provide a hardcoded edid in rom for LCDs */
334 if (((connector
->connector_type
== DRM_MODE_CONNECTOR_LVDS
) ||
335 (connector
->connector_type
== DRM_MODE_CONNECTOR_eDP
)))
336 amdgpu_connector
->edid
= amdgpu_connector_get_hardcoded_edid(adev
);
340 static void amdgpu_connector_free_edid(struct drm_connector
*connector
)
342 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
344 if (amdgpu_connector
->edid
) {
345 kfree(amdgpu_connector
->edid
);
346 amdgpu_connector
->edid
= NULL
;
350 static int amdgpu_connector_ddc_get_modes(struct drm_connector
*connector
)
352 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
355 if (amdgpu_connector
->edid
) {
356 drm_mode_connector_update_edid_property(connector
, amdgpu_connector
->edid
);
357 ret
= drm_add_edid_modes(connector
, amdgpu_connector
->edid
);
358 drm_edid_to_eld(connector
, amdgpu_connector
->edid
);
361 drm_mode_connector_update_edid_property(connector
, NULL
);
365 static struct drm_encoder
*
366 amdgpu_connector_best_single_encoder(struct drm_connector
*connector
)
368 int enc_id
= connector
->encoder_ids
[0];
370 /* pick the encoder ids */
372 return drm_encoder_find(connector
->dev
, enc_id
);
376 static void amdgpu_get_native_mode(struct drm_connector
*connector
)
378 struct drm_encoder
*encoder
= amdgpu_connector_best_single_encoder(connector
);
379 struct amdgpu_encoder
*amdgpu_encoder
;
384 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
386 if (!list_empty(&connector
->probed_modes
)) {
387 struct drm_display_mode
*preferred_mode
=
388 list_first_entry(&connector
->probed_modes
,
389 struct drm_display_mode
, head
);
391 amdgpu_encoder
->native_mode
= *preferred_mode
;
393 amdgpu_encoder
->native_mode
.clock
= 0;
397 static struct drm_display_mode
*
398 amdgpu_connector_lcd_native_mode(struct drm_encoder
*encoder
)
400 struct drm_device
*dev
= encoder
->dev
;
401 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
402 struct drm_display_mode
*mode
= NULL
;
403 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
405 if (native_mode
->hdisplay
!= 0 &&
406 native_mode
->vdisplay
!= 0 &&
407 native_mode
->clock
!= 0) {
408 mode
= drm_mode_duplicate(dev
, native_mode
);
409 mode
->type
= DRM_MODE_TYPE_PREFERRED
| DRM_MODE_TYPE_DRIVER
;
410 drm_mode_set_name(mode
);
412 DRM_DEBUG_KMS("Adding native panel mode %s\n", mode
->name
);
413 } else if (native_mode
->hdisplay
!= 0 &&
414 native_mode
->vdisplay
!= 0) {
415 /* mac laptops without an edid */
416 /* Note that this is not necessarily the exact panel mode,
417 * but an approximation based on the cvt formula. For these
418 * systems we should ideally read the mode info out of the
419 * registers or add a mode table, but this works and is much
422 mode
= drm_cvt_mode(dev
, native_mode
->hdisplay
, native_mode
->vdisplay
, 60, true, false, false);
423 mode
->type
= DRM_MODE_TYPE_PREFERRED
| DRM_MODE_TYPE_DRIVER
;
424 DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode
->name
);
429 static void amdgpu_connector_add_common_modes(struct drm_encoder
*encoder
,
430 struct drm_connector
*connector
)
432 struct drm_device
*dev
= encoder
->dev
;
433 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
434 struct drm_display_mode
*mode
= NULL
;
435 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
440 } common_modes
[17] = {
460 for (i
= 0; i
< 17; i
++) {
461 if (amdgpu_encoder
->devices
& (ATOM_DEVICE_TV_SUPPORT
)) {
462 if (common_modes
[i
].w
> 1024 ||
463 common_modes
[i
].h
> 768)
466 if (amdgpu_encoder
->devices
& (ATOM_DEVICE_LCD_SUPPORT
)) {
467 if (common_modes
[i
].w
> native_mode
->hdisplay
||
468 common_modes
[i
].h
> native_mode
->vdisplay
||
469 (common_modes
[i
].w
== native_mode
->hdisplay
&&
470 common_modes
[i
].h
== native_mode
->vdisplay
))
473 if (common_modes
[i
].w
< 320 || common_modes
[i
].h
< 200)
476 mode
= drm_cvt_mode(dev
, common_modes
[i
].w
, common_modes
[i
].h
, 60, false, false, false);
477 drm_mode_probed_add(connector
, mode
);
481 static int amdgpu_connector_set_property(struct drm_connector
*connector
,
482 struct drm_property
*property
,
485 struct drm_device
*dev
= connector
->dev
;
486 struct amdgpu_device
*adev
= dev
->dev_private
;
487 struct drm_encoder
*encoder
;
488 struct amdgpu_encoder
*amdgpu_encoder
;
490 if (property
== adev
->mode_info
.coherent_mode_property
) {
491 struct amdgpu_encoder_atom_dig
*dig
;
492 bool new_coherent_mode
;
494 /* need to find digital encoder on connector */
495 encoder
= amdgpu_connector_find_encoder(connector
, DRM_MODE_ENCODER_TMDS
);
499 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
501 if (!amdgpu_encoder
->enc_priv
)
504 dig
= amdgpu_encoder
->enc_priv
;
505 new_coherent_mode
= val
? true : false;
506 if (dig
->coherent_mode
!= new_coherent_mode
) {
507 dig
->coherent_mode
= new_coherent_mode
;
508 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
512 if (property
== adev
->mode_info
.audio_property
) {
513 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
514 /* need to find digital encoder on connector */
515 encoder
= amdgpu_connector_find_encoder(connector
, DRM_MODE_ENCODER_TMDS
);
519 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
521 if (amdgpu_connector
->audio
!= val
) {
522 amdgpu_connector
->audio
= val
;
523 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
527 if (property
== adev
->mode_info
.dither_property
) {
528 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
529 /* need to find digital encoder on connector */
530 encoder
= amdgpu_connector_find_encoder(connector
, DRM_MODE_ENCODER_TMDS
);
534 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
536 if (amdgpu_connector
->dither
!= val
) {
537 amdgpu_connector
->dither
= val
;
538 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
542 if (property
== adev
->mode_info
.underscan_property
) {
543 /* need to find digital encoder on connector */
544 encoder
= amdgpu_connector_find_encoder(connector
, DRM_MODE_ENCODER_TMDS
);
548 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
550 if (amdgpu_encoder
->underscan_type
!= val
) {
551 amdgpu_encoder
->underscan_type
= val
;
552 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
556 if (property
== adev
->mode_info
.underscan_hborder_property
) {
557 /* need to find digital encoder on connector */
558 encoder
= amdgpu_connector_find_encoder(connector
, DRM_MODE_ENCODER_TMDS
);
562 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
564 if (amdgpu_encoder
->underscan_hborder
!= val
) {
565 amdgpu_encoder
->underscan_hborder
= val
;
566 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
570 if (property
== adev
->mode_info
.underscan_vborder_property
) {
571 /* need to find digital encoder on connector */
572 encoder
= amdgpu_connector_find_encoder(connector
, DRM_MODE_ENCODER_TMDS
);
576 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
578 if (amdgpu_encoder
->underscan_vborder
!= val
) {
579 amdgpu_encoder
->underscan_vborder
= val
;
580 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
584 if (property
== adev
->mode_info
.load_detect_property
) {
585 struct amdgpu_connector
*amdgpu_connector
=
586 to_amdgpu_connector(connector
);
589 amdgpu_connector
->dac_load_detect
= false;
591 amdgpu_connector
->dac_load_detect
= true;
594 if (property
== dev
->mode_config
.scaling_mode_property
) {
595 enum amdgpu_rmx_type rmx_type
;
597 if (connector
->encoder
) {
598 amdgpu_encoder
= to_amdgpu_encoder(connector
->encoder
);
600 const struct drm_connector_helper_funcs
*connector_funcs
= connector
->helper_private
;
601 amdgpu_encoder
= to_amdgpu_encoder(connector_funcs
->best_encoder(connector
));
606 case DRM_MODE_SCALE_NONE
: rmx_type
= RMX_OFF
; break;
607 case DRM_MODE_SCALE_CENTER
: rmx_type
= RMX_CENTER
; break;
608 case DRM_MODE_SCALE_ASPECT
: rmx_type
= RMX_ASPECT
; break;
609 case DRM_MODE_SCALE_FULLSCREEN
: rmx_type
= RMX_FULL
; break;
611 if (amdgpu_encoder
->rmx_type
== rmx_type
)
614 if ((rmx_type
!= DRM_MODE_SCALE_NONE
) &&
615 (amdgpu_encoder
->native_mode
.clock
== 0))
618 amdgpu_encoder
->rmx_type
= rmx_type
;
620 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
627 amdgpu_connector_fixup_lcd_native_mode(struct drm_encoder
*encoder
,
628 struct drm_connector
*connector
)
630 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
631 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
632 struct drm_display_mode
*t
, *mode
;
634 /* If the EDID preferred mode doesn't match the native mode, use it */
635 list_for_each_entry_safe(mode
, t
, &connector
->probed_modes
, head
) {
636 if (mode
->type
& DRM_MODE_TYPE_PREFERRED
) {
637 if (mode
->hdisplay
!= native_mode
->hdisplay
||
638 mode
->vdisplay
!= native_mode
->vdisplay
)
639 memcpy(native_mode
, mode
, sizeof(*mode
));
643 /* Try to get native mode details from EDID if necessary */
644 if (!native_mode
->clock
) {
645 list_for_each_entry_safe(mode
, t
, &connector
->probed_modes
, head
) {
646 if (mode
->hdisplay
== native_mode
->hdisplay
&&
647 mode
->vdisplay
== native_mode
->vdisplay
) {
648 *native_mode
= *mode
;
649 drm_mode_set_crtcinfo(native_mode
, CRTC_INTERLACE_HALVE_V
);
650 DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n");
656 if (!native_mode
->clock
) {
657 DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n");
658 amdgpu_encoder
->rmx_type
= RMX_OFF
;
662 static int amdgpu_connector_lvds_get_modes(struct drm_connector
*connector
)
664 struct drm_encoder
*encoder
;
666 struct drm_display_mode
*mode
;
668 amdgpu_connector_get_edid(connector
);
669 ret
= amdgpu_connector_ddc_get_modes(connector
);
671 encoder
= amdgpu_connector_best_single_encoder(connector
);
673 amdgpu_connector_fixup_lcd_native_mode(encoder
, connector
);
674 /* add scaled modes */
675 amdgpu_connector_add_common_modes(encoder
, connector
);
680 encoder
= amdgpu_connector_best_single_encoder(connector
);
684 /* we have no EDID modes */
685 mode
= amdgpu_connector_lcd_native_mode(encoder
);
688 drm_mode_probed_add(connector
, mode
);
689 /* add the width/height from vbios tables if available */
690 connector
->display_info
.width_mm
= mode
->width_mm
;
691 connector
->display_info
.height_mm
= mode
->height_mm
;
692 /* add scaled modes */
693 amdgpu_connector_add_common_modes(encoder
, connector
);
699 static int amdgpu_connector_lvds_mode_valid(struct drm_connector
*connector
,
700 struct drm_display_mode
*mode
)
702 struct drm_encoder
*encoder
= amdgpu_connector_best_single_encoder(connector
);
704 if ((mode
->hdisplay
< 320) || (mode
->vdisplay
< 240))
708 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
709 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
711 /* AVIVO hardware supports downscaling modes larger than the panel
712 * to the panel size, but I'm not sure this is desirable.
714 if ((mode
->hdisplay
> native_mode
->hdisplay
) ||
715 (mode
->vdisplay
> native_mode
->vdisplay
))
718 /* if scaling is disabled, block non-native modes */
719 if (amdgpu_encoder
->rmx_type
== RMX_OFF
) {
720 if ((mode
->hdisplay
!= native_mode
->hdisplay
) ||
721 (mode
->vdisplay
!= native_mode
->vdisplay
))
729 static enum drm_connector_status
730 amdgpu_connector_lvds_detect(struct drm_connector
*connector
, bool force
)
732 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
733 struct drm_encoder
*encoder
= amdgpu_connector_best_single_encoder(connector
);
734 enum drm_connector_status ret
= connector_status_disconnected
;
737 r
= pm_runtime_get_sync(connector
->dev
->dev
);
739 return connector_status_disconnected
;
742 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
743 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
745 /* check if panel is valid */
746 if (native_mode
->hdisplay
>= 320 && native_mode
->vdisplay
>= 240)
747 ret
= connector_status_connected
;
751 /* check for edid as well */
752 amdgpu_connector_get_edid(connector
);
753 if (amdgpu_connector
->edid
)
754 ret
= connector_status_connected
;
755 /* check acpi lid status ??? */
757 amdgpu_connector_update_scratch_regs(connector
, ret
);
758 pm_runtime_mark_last_busy(connector
->dev
->dev
);
759 pm_runtime_put_autosuspend(connector
->dev
->dev
);
763 static void amdgpu_connector_destroy(struct drm_connector
*connector
)
765 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
767 if (amdgpu_connector
->ddc_bus
->has_aux
)
768 drm_dp_aux_unregister(&amdgpu_connector
->ddc_bus
->aux
);
769 amdgpu_connector_free_edid(connector
);
770 kfree(amdgpu_connector
->con_priv
);
771 drm_connector_unregister(connector
);
772 drm_connector_cleanup(connector
);
776 static int amdgpu_connector_set_lcd_property(struct drm_connector
*connector
,
777 struct drm_property
*property
,
780 struct drm_device
*dev
= connector
->dev
;
781 struct amdgpu_encoder
*amdgpu_encoder
;
782 enum amdgpu_rmx_type rmx_type
;
785 if (property
!= dev
->mode_config
.scaling_mode_property
)
788 if (connector
->encoder
)
789 amdgpu_encoder
= to_amdgpu_encoder(connector
->encoder
);
791 const struct drm_connector_helper_funcs
*connector_funcs
= connector
->helper_private
;
792 amdgpu_encoder
= to_amdgpu_encoder(connector_funcs
->best_encoder(connector
));
796 case DRM_MODE_SCALE_NONE
: rmx_type
= RMX_OFF
; break;
797 case DRM_MODE_SCALE_CENTER
: rmx_type
= RMX_CENTER
; break;
798 case DRM_MODE_SCALE_ASPECT
: rmx_type
= RMX_ASPECT
; break;
800 case DRM_MODE_SCALE_FULLSCREEN
: rmx_type
= RMX_FULL
; break;
802 if (amdgpu_encoder
->rmx_type
== rmx_type
)
805 amdgpu_encoder
->rmx_type
= rmx_type
;
807 amdgpu_connector_property_change_mode(&amdgpu_encoder
->base
);
812 static const struct drm_connector_helper_funcs amdgpu_connector_lvds_helper_funcs
= {
813 .get_modes
= amdgpu_connector_lvds_get_modes
,
814 .mode_valid
= amdgpu_connector_lvds_mode_valid
,
815 .best_encoder
= amdgpu_connector_best_single_encoder
,
818 static const struct drm_connector_funcs amdgpu_connector_lvds_funcs
= {
819 .dpms
= drm_helper_connector_dpms
,
820 .detect
= amdgpu_connector_lvds_detect
,
821 .fill_modes
= drm_helper_probe_single_connector_modes
,
822 .destroy
= amdgpu_connector_destroy
,
823 .set_property
= amdgpu_connector_set_lcd_property
,
826 static int amdgpu_connector_vga_get_modes(struct drm_connector
*connector
)
830 amdgpu_connector_get_edid(connector
);
831 ret
= amdgpu_connector_ddc_get_modes(connector
);
836 static int amdgpu_connector_vga_mode_valid(struct drm_connector
*connector
,
837 struct drm_display_mode
*mode
)
839 struct drm_device
*dev
= connector
->dev
;
840 struct amdgpu_device
*adev
= dev
->dev_private
;
842 /* XXX check mode bandwidth */
844 if ((mode
->clock
/ 10) > adev
->clock
.max_pixel_clock
)
845 return MODE_CLOCK_HIGH
;
850 static enum drm_connector_status
851 amdgpu_connector_vga_detect(struct drm_connector
*connector
, bool force
)
853 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
854 struct drm_encoder
*encoder
;
855 const struct drm_encoder_helper_funcs
*encoder_funcs
;
857 enum drm_connector_status ret
= connector_status_disconnected
;
860 r
= pm_runtime_get_sync(connector
->dev
->dev
);
862 return connector_status_disconnected
;
864 encoder
= amdgpu_connector_best_single_encoder(connector
);
866 ret
= connector_status_disconnected
;
868 if (amdgpu_connector
->ddc_bus
)
869 dret
= amdgpu_ddc_probe(amdgpu_connector
, false);
871 amdgpu_connector
->detected_by_load
= false;
872 amdgpu_connector_free_edid(connector
);
873 amdgpu_connector_get_edid(connector
);
875 if (!amdgpu_connector
->edid
) {
876 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
878 ret
= connector_status_connected
;
880 amdgpu_connector
->use_digital
=
881 !!(amdgpu_connector
->edid
->input
& DRM_EDID_INPUT_DIGITAL
);
883 /* some oems have boards with separate digital and analog connectors
884 * with a shared ddc line (often vga + hdmi)
886 if (amdgpu_connector
->use_digital
&& amdgpu_connector
->shared_ddc
) {
887 amdgpu_connector_free_edid(connector
);
888 ret
= connector_status_disconnected
;
890 ret
= connector_status_connected
;
895 /* if we aren't forcing don't do destructive polling */
897 /* only return the previous status if we last
898 * detected a monitor via load.
900 if (amdgpu_connector
->detected_by_load
)
901 ret
= connector
->status
;
905 if (amdgpu_connector
->dac_load_detect
&& encoder
) {
906 encoder_funcs
= encoder
->helper_private
;
907 ret
= encoder_funcs
->detect(encoder
, connector
);
908 if (ret
!= connector_status_disconnected
)
909 amdgpu_connector
->detected_by_load
= true;
913 amdgpu_connector_update_scratch_regs(connector
, ret
);
916 pm_runtime_mark_last_busy(connector
->dev
->dev
);
917 pm_runtime_put_autosuspend(connector
->dev
->dev
);
922 static const struct drm_connector_helper_funcs amdgpu_connector_vga_helper_funcs
= {
923 .get_modes
= amdgpu_connector_vga_get_modes
,
924 .mode_valid
= amdgpu_connector_vga_mode_valid
,
925 .best_encoder
= amdgpu_connector_best_single_encoder
,
928 static const struct drm_connector_funcs amdgpu_connector_vga_funcs
= {
929 .dpms
= drm_helper_connector_dpms
,
930 .detect
= amdgpu_connector_vga_detect
,
931 .fill_modes
= drm_helper_probe_single_connector_modes
,
932 .destroy
= amdgpu_connector_destroy
,
933 .set_property
= amdgpu_connector_set_property
,
937 amdgpu_connector_check_hpd_status_unchanged(struct drm_connector
*connector
)
939 struct drm_device
*dev
= connector
->dev
;
940 struct amdgpu_device
*adev
= dev
->dev_private
;
941 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
942 enum drm_connector_status status
;
944 if (amdgpu_connector
->hpd
.hpd
!= AMDGPU_HPD_NONE
) {
945 if (amdgpu_display_hpd_sense(adev
, amdgpu_connector
->hpd
.hpd
))
946 status
= connector_status_connected
;
948 status
= connector_status_disconnected
;
949 if (connector
->status
== status
)
958 * Do a DDC probe, if DDC probe passes, get the full EDID so
959 * we can do analog/digital monitor detection at this point.
960 * If the monitor is an analog monitor or we got no DDC,
961 * we need to find the DAC encoder object for this connector.
962 * If we got no DDC, we do load detection on the DAC encoder object.
963 * If we got analog DDC or load detection passes on the DAC encoder
964 * we have to check if this analog encoder is shared with anyone else (TV)
965 * if its shared we have to set the other connector to disconnected.
967 static enum drm_connector_status
968 amdgpu_connector_dvi_detect(struct drm_connector
*connector
, bool force
)
970 struct drm_device
*dev
= connector
->dev
;
971 struct amdgpu_device
*adev
= dev
->dev_private
;
972 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
973 struct drm_encoder
*encoder
= NULL
;
974 const struct drm_encoder_helper_funcs
*encoder_funcs
;
976 enum drm_connector_status ret
= connector_status_disconnected
;
977 bool dret
= false, broken_edid
= false;
979 r
= pm_runtime_get_sync(connector
->dev
->dev
);
981 return connector_status_disconnected
;
983 if (!force
&& amdgpu_connector_check_hpd_status_unchanged(connector
)) {
984 ret
= connector
->status
;
988 if (amdgpu_connector
->ddc_bus
)
989 dret
= amdgpu_ddc_probe(amdgpu_connector
, false);
991 amdgpu_connector
->detected_by_load
= false;
992 amdgpu_connector_free_edid(connector
);
993 amdgpu_connector_get_edid(connector
);
995 if (!amdgpu_connector
->edid
) {
996 DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
998 ret
= connector_status_connected
;
999 broken_edid
= true; /* defer use_digital to later */
1001 amdgpu_connector
->use_digital
=
1002 !!(amdgpu_connector
->edid
->input
& DRM_EDID_INPUT_DIGITAL
);
1004 /* some oems have boards with separate digital and analog connectors
1005 * with a shared ddc line (often vga + hdmi)
1007 if ((!amdgpu_connector
->use_digital
) && amdgpu_connector
->shared_ddc
) {
1008 amdgpu_connector_free_edid(connector
);
1009 ret
= connector_status_disconnected
;
1011 ret
= connector_status_connected
;
1014 /* This gets complicated. We have boards with VGA + HDMI with a
1015 * shared DDC line and we have boards with DVI-D + HDMI with a shared
1016 * DDC line. The latter is more complex because with DVI<->HDMI adapters
1017 * you don't really know what's connected to which port as both are digital.
1019 if (amdgpu_connector
->shared_ddc
&& (ret
== connector_status_connected
)) {
1020 struct drm_connector
*list_connector
;
1021 struct amdgpu_connector
*list_amdgpu_connector
;
1022 list_for_each_entry(list_connector
, &dev
->mode_config
.connector_list
, head
) {
1023 if (connector
== list_connector
)
1025 list_amdgpu_connector
= to_amdgpu_connector(list_connector
);
1026 if (list_amdgpu_connector
->shared_ddc
&&
1027 (list_amdgpu_connector
->ddc_bus
->rec
.i2c_id
==
1028 amdgpu_connector
->ddc_bus
->rec
.i2c_id
)) {
1029 /* cases where both connectors are digital */
1030 if (list_connector
->connector_type
!= DRM_MODE_CONNECTOR_VGA
) {
1031 /* hpd is our only option in this case */
1032 if (!amdgpu_display_hpd_sense(adev
, amdgpu_connector
->hpd
.hpd
)) {
1033 amdgpu_connector_free_edid(connector
);
1034 ret
= connector_status_disconnected
;
1043 if ((ret
== connector_status_connected
) && (amdgpu_connector
->use_digital
== true))
1046 /* DVI-D and HDMI-A are digital only */
1047 if ((connector
->connector_type
== DRM_MODE_CONNECTOR_DVID
) ||
1048 (connector
->connector_type
== DRM_MODE_CONNECTOR_HDMIA
))
1051 /* if we aren't forcing don't do destructive polling */
1053 /* only return the previous status if we last
1054 * detected a monitor via load.
1056 if (amdgpu_connector
->detected_by_load
)
1057 ret
= connector
->status
;
1061 /* find analog encoder */
1062 if (amdgpu_connector
->dac_load_detect
) {
1063 for (i
= 0; i
< DRM_CONNECTOR_MAX_ENCODER
; i
++) {
1064 if (connector
->encoder_ids
[i
] == 0)
1067 encoder
= drm_encoder_find(connector
->dev
, connector
->encoder_ids
[i
]);
1071 if (encoder
->encoder_type
!= DRM_MODE_ENCODER_DAC
&&
1072 encoder
->encoder_type
!= DRM_MODE_ENCODER_TVDAC
)
1075 encoder_funcs
= encoder
->helper_private
;
1076 if (encoder_funcs
->detect
) {
1078 if (ret
!= connector_status_connected
) {
1079 /* deal with analog monitors without DDC */
1080 ret
= encoder_funcs
->detect(encoder
, connector
);
1081 if (ret
== connector_status_connected
) {
1082 amdgpu_connector
->use_digital
= false;
1084 if (ret
!= connector_status_disconnected
)
1085 amdgpu_connector
->detected_by_load
= true;
1088 enum drm_connector_status lret
;
1089 /* assume digital unless load detected otherwise */
1090 amdgpu_connector
->use_digital
= true;
1091 lret
= encoder_funcs
->detect(encoder
, connector
);
1092 DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder
->encoder_type
,lret
);
1093 if (lret
== connector_status_connected
)
1094 amdgpu_connector
->use_digital
= false;
1102 /* updated in get modes as well since we need to know if it's analog or digital */
1103 amdgpu_connector_update_scratch_regs(connector
, ret
);
1106 pm_runtime_mark_last_busy(connector
->dev
->dev
);
1107 pm_runtime_put_autosuspend(connector
->dev
->dev
);
1112 /* okay need to be smart in here about which encoder to pick */
1113 static struct drm_encoder
*
1114 amdgpu_connector_dvi_encoder(struct drm_connector
*connector
)
1116 int enc_id
= connector
->encoder_ids
[0];
1117 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
1118 struct drm_encoder
*encoder
;
1120 for (i
= 0; i
< DRM_CONNECTOR_MAX_ENCODER
; i
++) {
1121 if (connector
->encoder_ids
[i
] == 0)
1124 encoder
= drm_encoder_find(connector
->dev
, connector
->encoder_ids
[i
]);
1128 if (amdgpu_connector
->use_digital
== true) {
1129 if (encoder
->encoder_type
== DRM_MODE_ENCODER_TMDS
)
1132 if (encoder
->encoder_type
== DRM_MODE_ENCODER_DAC
||
1133 encoder
->encoder_type
== DRM_MODE_ENCODER_TVDAC
)
1138 /* see if we have a default encoder TODO */
1140 /* then check use digitial */
1141 /* pick the first one */
1143 return drm_encoder_find(connector
->dev
, enc_id
);
1147 static void amdgpu_connector_dvi_force(struct drm_connector
*connector
)
1149 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
1150 if (connector
->force
== DRM_FORCE_ON
)
1151 amdgpu_connector
->use_digital
= false;
1152 if (connector
->force
== DRM_FORCE_ON_DIGITAL
)
1153 amdgpu_connector
->use_digital
= true;
1156 static int amdgpu_connector_dvi_mode_valid(struct drm_connector
*connector
,
1157 struct drm_display_mode
*mode
)
1159 struct drm_device
*dev
= connector
->dev
;
1160 struct amdgpu_device
*adev
= dev
->dev_private
;
1161 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
1163 /* XXX check mode bandwidth */
1165 if (amdgpu_connector
->use_digital
&& (mode
->clock
> 165000)) {
1166 if ((amdgpu_connector
->connector_object_id
== CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I
) ||
1167 (amdgpu_connector
->connector_object_id
== CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D
) ||
1168 (amdgpu_connector
->connector_object_id
== CONNECTOR_OBJECT_ID_HDMI_TYPE_B
)) {
1170 } else if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector
))) {
1171 /* HDMI 1.3+ supports max clock of 340 Mhz */
1172 if (mode
->clock
> 340000)
1173 return MODE_CLOCK_HIGH
;
1177 return MODE_CLOCK_HIGH
;
1181 /* check against the max pixel clock */
1182 if ((mode
->clock
/ 10) > adev
->clock
.max_pixel_clock
)
1183 return MODE_CLOCK_HIGH
;
1188 static const struct drm_connector_helper_funcs amdgpu_connector_dvi_helper_funcs
= {
1189 .get_modes
= amdgpu_connector_vga_get_modes
,
1190 .mode_valid
= amdgpu_connector_dvi_mode_valid
,
1191 .best_encoder
= amdgpu_connector_dvi_encoder
,
1194 static const struct drm_connector_funcs amdgpu_connector_dvi_funcs
= {
1195 .dpms
= drm_helper_connector_dpms
,
1196 .detect
= amdgpu_connector_dvi_detect
,
1197 .fill_modes
= drm_helper_probe_single_connector_modes
,
1198 .set_property
= amdgpu_connector_set_property
,
1199 .destroy
= amdgpu_connector_destroy
,
1200 .force
= amdgpu_connector_dvi_force
,
1203 static int amdgpu_connector_dp_get_modes(struct drm_connector
*connector
)
1205 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
1206 struct amdgpu_connector_atom_dig
*amdgpu_dig_connector
= amdgpu_connector
->con_priv
;
1207 struct drm_encoder
*encoder
= amdgpu_connector_best_single_encoder(connector
);
1210 if ((connector
->connector_type
== DRM_MODE_CONNECTOR_eDP
) ||
1211 (connector
->connector_type
== DRM_MODE_CONNECTOR_LVDS
)) {
1212 struct drm_display_mode
*mode
;
1214 if (connector
->connector_type
== DRM_MODE_CONNECTOR_eDP
) {
1215 if (!amdgpu_dig_connector
->edp_on
)
1216 amdgpu_atombios_encoder_set_edp_panel_power(connector
,
1217 ATOM_TRANSMITTER_ACTION_POWER_ON
);
1218 amdgpu_connector_get_edid(connector
);
1219 ret
= amdgpu_connector_ddc_get_modes(connector
);
1220 if (!amdgpu_dig_connector
->edp_on
)
1221 amdgpu_atombios_encoder_set_edp_panel_power(connector
,
1222 ATOM_TRANSMITTER_ACTION_POWER_OFF
);
1224 /* need to setup ddc on the bridge */
1225 if (amdgpu_connector_encoder_get_dp_bridge_encoder_id(connector
) !=
1226 ENCODER_OBJECT_ID_NONE
) {
1228 amdgpu_atombios_encoder_setup_ext_encoder_ddc(encoder
);
1230 amdgpu_connector_get_edid(connector
);
1231 ret
= amdgpu_connector_ddc_get_modes(connector
);
1236 amdgpu_connector_fixup_lcd_native_mode(encoder
, connector
);
1237 /* add scaled modes */
1238 amdgpu_connector_add_common_modes(encoder
, connector
);
1246 /* we have no EDID modes */
1247 mode
= amdgpu_connector_lcd_native_mode(encoder
);
1250 drm_mode_probed_add(connector
, mode
);
1251 /* add the width/height from vbios tables if available */
1252 connector
->display_info
.width_mm
= mode
->width_mm
;
1253 connector
->display_info
.height_mm
= mode
->height_mm
;
1254 /* add scaled modes */
1255 amdgpu_connector_add_common_modes(encoder
, connector
);
1258 /* need to setup ddc on the bridge */
1259 if (amdgpu_connector_encoder_get_dp_bridge_encoder_id(connector
) !=
1260 ENCODER_OBJECT_ID_NONE
) {
1262 amdgpu_atombios_encoder_setup_ext_encoder_ddc(encoder
);
1264 amdgpu_connector_get_edid(connector
);
1265 ret
= amdgpu_connector_ddc_get_modes(connector
);
1267 amdgpu_get_native_mode(connector
);
1273 u16
amdgpu_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector
*connector
)
1275 struct drm_encoder
*encoder
;
1276 struct amdgpu_encoder
*amdgpu_encoder
;
1279 for (i
= 0; i
< DRM_CONNECTOR_MAX_ENCODER
; i
++) {
1280 if (connector
->encoder_ids
[i
] == 0)
1283 encoder
= drm_encoder_find(connector
->dev
,
1284 connector
->encoder_ids
[i
]);
1288 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
1290 switch (amdgpu_encoder
->encoder_id
) {
1291 case ENCODER_OBJECT_ID_TRAVIS
:
1292 case ENCODER_OBJECT_ID_NUTMEG
:
1293 return amdgpu_encoder
->encoder_id
;
1299 return ENCODER_OBJECT_ID_NONE
;
1302 static bool amdgpu_connector_encoder_is_hbr2(struct drm_connector
*connector
)
1304 struct drm_encoder
*encoder
;
1305 struct amdgpu_encoder
*amdgpu_encoder
;
1309 for (i
= 0; i
< DRM_CONNECTOR_MAX_ENCODER
; i
++) {
1310 if (connector
->encoder_ids
[i
] == 0)
1312 encoder
= drm_encoder_find(connector
->dev
,
1313 connector
->encoder_ids
[i
]);
1317 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
1318 if (amdgpu_encoder
->caps
& ATOM_ENCODER_CAP_RECORD_HBR2
)
1325 bool amdgpu_connector_is_dp12_capable(struct drm_connector
*connector
)
1327 struct drm_device
*dev
= connector
->dev
;
1328 struct amdgpu_device
*adev
= dev
->dev_private
;
1330 if ((adev
->clock
.default_dispclk
>= 53900) &&
1331 amdgpu_connector_encoder_is_hbr2(connector
)) {
1338 static enum drm_connector_status
1339 amdgpu_connector_dp_detect(struct drm_connector
*connector
, bool force
)
1341 struct drm_device
*dev
= connector
->dev
;
1342 struct amdgpu_device
*adev
= dev
->dev_private
;
1343 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
1344 enum drm_connector_status ret
= connector_status_disconnected
;
1345 struct amdgpu_connector_atom_dig
*amdgpu_dig_connector
= amdgpu_connector
->con_priv
;
1346 struct drm_encoder
*encoder
= amdgpu_connector_best_single_encoder(connector
);
1349 r
= pm_runtime_get_sync(connector
->dev
->dev
);
1351 return connector_status_disconnected
;
1353 if (!force
&& amdgpu_connector_check_hpd_status_unchanged(connector
)) {
1354 ret
= connector
->status
;
1358 amdgpu_connector_free_edid(connector
);
1360 if ((connector
->connector_type
== DRM_MODE_CONNECTOR_eDP
) ||
1361 (connector
->connector_type
== DRM_MODE_CONNECTOR_LVDS
)) {
1363 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
1364 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
1366 /* check if panel is valid */
1367 if (native_mode
->hdisplay
>= 320 && native_mode
->vdisplay
>= 240)
1368 ret
= connector_status_connected
;
1370 /* eDP is always DP */
1371 amdgpu_dig_connector
->dp_sink_type
= CONNECTOR_OBJECT_ID_DISPLAYPORT
;
1372 if (!amdgpu_dig_connector
->edp_on
)
1373 amdgpu_atombios_encoder_set_edp_panel_power(connector
,
1374 ATOM_TRANSMITTER_ACTION_POWER_ON
);
1375 if (!amdgpu_atombios_dp_get_dpcd(amdgpu_connector
))
1376 ret
= connector_status_connected
;
1377 if (!amdgpu_dig_connector
->edp_on
)
1378 amdgpu_atombios_encoder_set_edp_panel_power(connector
,
1379 ATOM_TRANSMITTER_ACTION_POWER_OFF
);
1380 } else if (amdgpu_connector_encoder_get_dp_bridge_encoder_id(connector
) !=
1381 ENCODER_OBJECT_ID_NONE
) {
1382 /* DP bridges are always DP */
1383 amdgpu_dig_connector
->dp_sink_type
= CONNECTOR_OBJECT_ID_DISPLAYPORT
;
1384 /* get the DPCD from the bridge */
1385 amdgpu_atombios_dp_get_dpcd(amdgpu_connector
);
1388 /* setup ddc on the bridge */
1389 amdgpu_atombios_encoder_setup_ext_encoder_ddc(encoder
);
1390 /* bridge chips are always aux */
1391 if (amdgpu_ddc_probe(amdgpu_connector
, true)) /* try DDC */
1392 ret
= connector_status_connected
;
1393 else if (amdgpu_connector
->dac_load_detect
) { /* try load detection */
1394 const struct drm_encoder_helper_funcs
*encoder_funcs
= encoder
->helper_private
;
1395 ret
= encoder_funcs
->detect(encoder
, connector
);
1399 amdgpu_dig_connector
->dp_sink_type
=
1400 amdgpu_atombios_dp_get_sinktype(amdgpu_connector
);
1401 if (amdgpu_display_hpd_sense(adev
, amdgpu_connector
->hpd
.hpd
)) {
1402 ret
= connector_status_connected
;
1403 if (amdgpu_dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_DISPLAYPORT
)
1404 amdgpu_atombios_dp_get_dpcd(amdgpu_connector
);
1406 if (amdgpu_dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_DISPLAYPORT
) {
1407 if (!amdgpu_atombios_dp_get_dpcd(amdgpu_connector
))
1408 ret
= connector_status_connected
;
1410 /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */
1411 if (amdgpu_ddc_probe(amdgpu_connector
, false))
1412 ret
= connector_status_connected
;
1417 amdgpu_connector_update_scratch_regs(connector
, ret
);
1419 pm_runtime_mark_last_busy(connector
->dev
->dev
);
1420 pm_runtime_put_autosuspend(connector
->dev
->dev
);
1425 static int amdgpu_connector_dp_mode_valid(struct drm_connector
*connector
,
1426 struct drm_display_mode
*mode
)
1428 struct amdgpu_connector
*amdgpu_connector
= to_amdgpu_connector(connector
);
1429 struct amdgpu_connector_atom_dig
*amdgpu_dig_connector
= amdgpu_connector
->con_priv
;
1431 /* XXX check mode bandwidth */
1433 if ((connector
->connector_type
== DRM_MODE_CONNECTOR_eDP
) ||
1434 (connector
->connector_type
== DRM_MODE_CONNECTOR_LVDS
)) {
1435 struct drm_encoder
*encoder
= amdgpu_connector_best_single_encoder(connector
);
1437 if ((mode
->hdisplay
< 320) || (mode
->vdisplay
< 240))
1441 struct amdgpu_encoder
*amdgpu_encoder
= to_amdgpu_encoder(encoder
);
1442 struct drm_display_mode
*native_mode
= &amdgpu_encoder
->native_mode
;
1444 /* AVIVO hardware supports downscaling modes larger than the panel
1445 * to the panel size, but I'm not sure this is desirable.
1447 if ((mode
->hdisplay
> native_mode
->hdisplay
) ||
1448 (mode
->vdisplay
> native_mode
->vdisplay
))
1451 /* if scaling is disabled, block non-native modes */
1452 if (amdgpu_encoder
->rmx_type
== RMX_OFF
) {
1453 if ((mode
->hdisplay
!= native_mode
->hdisplay
) ||
1454 (mode
->vdisplay
!= native_mode
->vdisplay
))
1460 if ((amdgpu_dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_DISPLAYPORT
) ||
1461 (amdgpu_dig_connector
->dp_sink_type
== CONNECTOR_OBJECT_ID_eDP
)) {
1462 return amdgpu_atombios_dp_mode_valid_helper(connector
, mode
);
1464 if (drm_detect_hdmi_monitor(amdgpu_connector_edid(connector
))) {
1465 /* HDMI 1.3+ supports max clock of 340 Mhz */
1466 if (mode
->clock
> 340000)
1467 return MODE_CLOCK_HIGH
;
1469 if (mode
->clock
> 165000)
1470 return MODE_CLOCK_HIGH
;
1478 static const struct drm_connector_helper_funcs amdgpu_connector_dp_helper_funcs
= {
1479 .get_modes
= amdgpu_connector_dp_get_modes
,
1480 .mode_valid
= amdgpu_connector_dp_mode_valid
,
1481 .best_encoder
= amdgpu_connector_dvi_encoder
,
1484 static const struct drm_connector_funcs amdgpu_connector_dp_funcs
= {
1485 .dpms
= drm_helper_connector_dpms
,
1486 .detect
= amdgpu_connector_dp_detect
,
1487 .fill_modes
= drm_helper_probe_single_connector_modes
,
1488 .set_property
= amdgpu_connector_set_property
,
1489 .destroy
= amdgpu_connector_destroy
,
1490 .force
= amdgpu_connector_dvi_force
,
1493 static const struct drm_connector_funcs amdgpu_connector_edp_funcs
= {
1494 .dpms
= drm_helper_connector_dpms
,
1495 .detect
= amdgpu_connector_dp_detect
,
1496 .fill_modes
= drm_helper_probe_single_connector_modes
,
1497 .set_property
= amdgpu_connector_set_lcd_property
,
1498 .destroy
= amdgpu_connector_destroy
,
1499 .force
= amdgpu_connector_dvi_force
,
1503 amdgpu_connector_add(struct amdgpu_device
*adev
,
1504 uint32_t connector_id
,
1505 uint32_t supported_device
,
1507 struct amdgpu_i2c_bus_rec
*i2c_bus
,
1508 uint16_t connector_object_id
,
1509 struct amdgpu_hpd
*hpd
,
1510 struct amdgpu_router
*router
)
1512 struct drm_device
*dev
= adev
->ddev
;
1513 struct drm_connector
*connector
;
1514 struct amdgpu_connector
*amdgpu_connector
;
1515 struct amdgpu_connector_atom_dig
*amdgpu_dig_connector
;
1516 struct drm_encoder
*encoder
;
1517 struct amdgpu_encoder
*amdgpu_encoder
;
1518 uint32_t subpixel_order
= SubPixelNone
;
1519 bool shared_ddc
= false;
1520 bool is_dp_bridge
= false;
1521 bool has_aux
= false;
1523 if (connector_type
== DRM_MODE_CONNECTOR_Unknown
)
1526 /* see if we already added it */
1527 list_for_each_entry(connector
, &dev
->mode_config
.connector_list
, head
) {
1528 amdgpu_connector
= to_amdgpu_connector(connector
);
1529 if (amdgpu_connector
->connector_id
== connector_id
) {
1530 amdgpu_connector
->devices
|= supported_device
;
1533 if (amdgpu_connector
->ddc_bus
&& i2c_bus
->valid
) {
1534 if (amdgpu_connector
->ddc_bus
->rec
.i2c_id
== i2c_bus
->i2c_id
) {
1535 amdgpu_connector
->shared_ddc
= true;
1538 if (amdgpu_connector
->router_bus
&& router
->ddc_valid
&&
1539 (amdgpu_connector
->router
.router_id
== router
->router_id
)) {
1540 amdgpu_connector
->shared_ddc
= false;
1546 /* check if it's a dp bridge */
1547 list_for_each_entry(encoder
, &dev
->mode_config
.encoder_list
, head
) {
1548 amdgpu_encoder
= to_amdgpu_encoder(encoder
);
1549 if (amdgpu_encoder
->devices
& supported_device
) {
1550 switch (amdgpu_encoder
->encoder_id
) {
1551 case ENCODER_OBJECT_ID_TRAVIS
:
1552 case ENCODER_OBJECT_ID_NUTMEG
:
1553 is_dp_bridge
= true;
1561 amdgpu_connector
= kzalloc(sizeof(struct amdgpu_connector
), GFP_KERNEL
);
1562 if (!amdgpu_connector
)
1565 connector
= &amdgpu_connector
->base
;
1567 amdgpu_connector
->connector_id
= connector_id
;
1568 amdgpu_connector
->devices
= supported_device
;
1569 amdgpu_connector
->shared_ddc
= shared_ddc
;
1570 amdgpu_connector
->connector_object_id
= connector_object_id
;
1571 amdgpu_connector
->hpd
= *hpd
;
1573 amdgpu_connector
->router
= *router
;
1574 if (router
->ddc_valid
|| router
->cd_valid
) {
1575 amdgpu_connector
->router_bus
= amdgpu_i2c_lookup(adev
, &router
->i2c_info
);
1576 if (!amdgpu_connector
->router_bus
)
1577 DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n");
1581 amdgpu_dig_connector
= kzalloc(sizeof(struct amdgpu_connector_atom_dig
), GFP_KERNEL
);
1582 if (!amdgpu_dig_connector
)
1584 amdgpu_connector
->con_priv
= amdgpu_dig_connector
;
1585 if (i2c_bus
->valid
) {
1586 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1587 if (amdgpu_connector
->ddc_bus
)
1590 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1592 switch (connector_type
) {
1593 case DRM_MODE_CONNECTOR_VGA
:
1594 case DRM_MODE_CONNECTOR_DVIA
:
1596 drm_connector_init(dev
, &amdgpu_connector
->base
,
1597 &amdgpu_connector_dp_funcs
, connector_type
);
1598 drm_connector_helper_add(&amdgpu_connector
->base
,
1599 &amdgpu_connector_dp_helper_funcs
);
1600 connector
->interlace_allowed
= true;
1601 connector
->doublescan_allowed
= true;
1602 amdgpu_connector
->dac_load_detect
= true;
1603 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1604 adev
->mode_info
.load_detect_property
,
1606 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1607 dev
->mode_config
.scaling_mode_property
,
1608 DRM_MODE_SCALE_NONE
);
1610 case DRM_MODE_CONNECTOR_DVII
:
1611 case DRM_MODE_CONNECTOR_DVID
:
1612 case DRM_MODE_CONNECTOR_HDMIA
:
1613 case DRM_MODE_CONNECTOR_HDMIB
:
1614 case DRM_MODE_CONNECTOR_DisplayPort
:
1615 drm_connector_init(dev
, &amdgpu_connector
->base
,
1616 &amdgpu_connector_dp_funcs
, connector_type
);
1617 drm_connector_helper_add(&amdgpu_connector
->base
,
1618 &amdgpu_connector_dp_helper_funcs
);
1619 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1620 adev
->mode_info
.underscan_property
,
1622 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1623 adev
->mode_info
.underscan_hborder_property
,
1625 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1626 adev
->mode_info
.underscan_vborder_property
,
1629 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1630 dev
->mode_config
.scaling_mode_property
,
1631 DRM_MODE_SCALE_NONE
);
1633 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1634 adev
->mode_info
.dither_property
,
1635 AMDGPU_FMT_DITHER_DISABLE
);
1637 if (amdgpu_audio
!= 0)
1638 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1639 adev
->mode_info
.audio_property
,
1642 subpixel_order
= SubPixelHorizontalRGB
;
1643 connector
->interlace_allowed
= true;
1644 if (connector_type
== DRM_MODE_CONNECTOR_HDMIB
)
1645 connector
->doublescan_allowed
= true;
1647 connector
->doublescan_allowed
= false;
1648 if (connector_type
== DRM_MODE_CONNECTOR_DVII
) {
1649 amdgpu_connector
->dac_load_detect
= true;
1650 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1651 adev
->mode_info
.load_detect_property
,
1655 case DRM_MODE_CONNECTOR_LVDS
:
1656 case DRM_MODE_CONNECTOR_eDP
:
1657 drm_connector_init(dev
, &amdgpu_connector
->base
,
1658 &amdgpu_connector_edp_funcs
, connector_type
);
1659 drm_connector_helper_add(&amdgpu_connector
->base
,
1660 &amdgpu_connector_dp_helper_funcs
);
1661 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1662 dev
->mode_config
.scaling_mode_property
,
1663 DRM_MODE_SCALE_FULLSCREEN
);
1664 subpixel_order
= SubPixelHorizontalRGB
;
1665 connector
->interlace_allowed
= false;
1666 connector
->doublescan_allowed
= false;
1670 switch (connector_type
) {
1671 case DRM_MODE_CONNECTOR_VGA
:
1672 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_vga_funcs
, connector_type
);
1673 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_vga_helper_funcs
);
1674 if (i2c_bus
->valid
) {
1675 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1676 if (!amdgpu_connector
->ddc_bus
)
1677 DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1679 amdgpu_connector
->dac_load_detect
= true;
1680 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1681 adev
->mode_info
.load_detect_property
,
1683 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1684 dev
->mode_config
.scaling_mode_property
,
1685 DRM_MODE_SCALE_NONE
);
1686 /* no HPD on analog connectors */
1687 amdgpu_connector
->hpd
.hpd
= AMDGPU_HPD_NONE
;
1688 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
1689 connector
->interlace_allowed
= true;
1690 connector
->doublescan_allowed
= true;
1692 case DRM_MODE_CONNECTOR_DVIA
:
1693 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_vga_funcs
, connector_type
);
1694 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_vga_helper_funcs
);
1695 if (i2c_bus
->valid
) {
1696 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1697 if (!amdgpu_connector
->ddc_bus
)
1698 DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1700 amdgpu_connector
->dac_load_detect
= true;
1701 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1702 adev
->mode_info
.load_detect_property
,
1704 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1705 dev
->mode_config
.scaling_mode_property
,
1706 DRM_MODE_SCALE_NONE
);
1707 /* no HPD on analog connectors */
1708 amdgpu_connector
->hpd
.hpd
= AMDGPU_HPD_NONE
;
1709 connector
->interlace_allowed
= true;
1710 connector
->doublescan_allowed
= true;
1712 case DRM_MODE_CONNECTOR_DVII
:
1713 case DRM_MODE_CONNECTOR_DVID
:
1714 amdgpu_dig_connector
= kzalloc(sizeof(struct amdgpu_connector_atom_dig
), GFP_KERNEL
);
1715 if (!amdgpu_dig_connector
)
1717 amdgpu_connector
->con_priv
= amdgpu_dig_connector
;
1718 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_dvi_funcs
, connector_type
);
1719 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_dvi_helper_funcs
);
1720 if (i2c_bus
->valid
) {
1721 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1722 if (!amdgpu_connector
->ddc_bus
)
1723 DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1725 subpixel_order
= SubPixelHorizontalRGB
;
1726 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1727 adev
->mode_info
.coherent_mode_property
,
1729 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1730 adev
->mode_info
.underscan_property
,
1732 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1733 adev
->mode_info
.underscan_hborder_property
,
1735 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1736 adev
->mode_info
.underscan_vborder_property
,
1738 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1739 dev
->mode_config
.scaling_mode_property
,
1740 DRM_MODE_SCALE_NONE
);
1742 if (amdgpu_audio
!= 0) {
1743 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1744 adev
->mode_info
.audio_property
,
1747 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1748 adev
->mode_info
.dither_property
,
1749 AMDGPU_FMT_DITHER_DISABLE
);
1750 if (connector_type
== DRM_MODE_CONNECTOR_DVII
) {
1751 amdgpu_connector
->dac_load_detect
= true;
1752 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1753 adev
->mode_info
.load_detect_property
,
1756 connector
->interlace_allowed
= true;
1757 if (connector_type
== DRM_MODE_CONNECTOR_DVII
)
1758 connector
->doublescan_allowed
= true;
1760 connector
->doublescan_allowed
= false;
1762 case DRM_MODE_CONNECTOR_HDMIA
:
1763 case DRM_MODE_CONNECTOR_HDMIB
:
1764 amdgpu_dig_connector
= kzalloc(sizeof(struct amdgpu_connector_atom_dig
), GFP_KERNEL
);
1765 if (!amdgpu_dig_connector
)
1767 amdgpu_connector
->con_priv
= amdgpu_dig_connector
;
1768 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_dvi_funcs
, connector_type
);
1769 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_dvi_helper_funcs
);
1770 if (i2c_bus
->valid
) {
1771 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1772 if (!amdgpu_connector
->ddc_bus
)
1773 DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1775 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1776 adev
->mode_info
.coherent_mode_property
,
1778 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1779 adev
->mode_info
.underscan_property
,
1781 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1782 adev
->mode_info
.underscan_hborder_property
,
1784 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1785 adev
->mode_info
.underscan_vborder_property
,
1787 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1788 dev
->mode_config
.scaling_mode_property
,
1789 DRM_MODE_SCALE_NONE
);
1790 if (amdgpu_audio
!= 0) {
1791 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1792 adev
->mode_info
.audio_property
,
1795 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1796 adev
->mode_info
.dither_property
,
1797 AMDGPU_FMT_DITHER_DISABLE
);
1798 subpixel_order
= SubPixelHorizontalRGB
;
1799 connector
->interlace_allowed
= true;
1800 if (connector_type
== DRM_MODE_CONNECTOR_HDMIB
)
1801 connector
->doublescan_allowed
= true;
1803 connector
->doublescan_allowed
= false;
1805 case DRM_MODE_CONNECTOR_DisplayPort
:
1806 amdgpu_dig_connector
= kzalloc(sizeof(struct amdgpu_connector_atom_dig
), GFP_KERNEL
);
1807 if (!amdgpu_dig_connector
)
1809 amdgpu_connector
->con_priv
= amdgpu_dig_connector
;
1810 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_dp_funcs
, connector_type
);
1811 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_dp_helper_funcs
);
1812 if (i2c_bus
->valid
) {
1813 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1814 if (amdgpu_connector
->ddc_bus
)
1817 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1819 subpixel_order
= SubPixelHorizontalRGB
;
1820 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1821 adev
->mode_info
.coherent_mode_property
,
1823 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1824 adev
->mode_info
.underscan_property
,
1826 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1827 adev
->mode_info
.underscan_hborder_property
,
1829 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1830 adev
->mode_info
.underscan_vborder_property
,
1832 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1833 dev
->mode_config
.scaling_mode_property
,
1834 DRM_MODE_SCALE_NONE
);
1835 if (amdgpu_audio
!= 0) {
1836 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1837 adev
->mode_info
.audio_property
,
1840 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1841 adev
->mode_info
.dither_property
,
1842 AMDGPU_FMT_DITHER_DISABLE
);
1843 connector
->interlace_allowed
= true;
1844 /* in theory with a DP to VGA converter... */
1845 connector
->doublescan_allowed
= false;
1847 case DRM_MODE_CONNECTOR_eDP
:
1848 amdgpu_dig_connector
= kzalloc(sizeof(struct amdgpu_connector_atom_dig
), GFP_KERNEL
);
1849 if (!amdgpu_dig_connector
)
1851 amdgpu_connector
->con_priv
= amdgpu_dig_connector
;
1852 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_edp_funcs
, connector_type
);
1853 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_dp_helper_funcs
);
1854 if (i2c_bus
->valid
) {
1855 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1856 if (amdgpu_connector
->ddc_bus
)
1859 DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1861 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1862 dev
->mode_config
.scaling_mode_property
,
1863 DRM_MODE_SCALE_FULLSCREEN
);
1864 subpixel_order
= SubPixelHorizontalRGB
;
1865 connector
->interlace_allowed
= false;
1866 connector
->doublescan_allowed
= false;
1868 case DRM_MODE_CONNECTOR_LVDS
:
1869 amdgpu_dig_connector
= kzalloc(sizeof(struct amdgpu_connector_atom_dig
), GFP_KERNEL
);
1870 if (!amdgpu_dig_connector
)
1872 amdgpu_connector
->con_priv
= amdgpu_dig_connector
;
1873 drm_connector_init(dev
, &amdgpu_connector
->base
, &amdgpu_connector_lvds_funcs
, connector_type
);
1874 drm_connector_helper_add(&amdgpu_connector
->base
, &amdgpu_connector_lvds_helper_funcs
);
1875 if (i2c_bus
->valid
) {
1876 amdgpu_connector
->ddc_bus
= amdgpu_i2c_lookup(adev
, i2c_bus
);
1877 if (!amdgpu_connector
->ddc_bus
)
1878 DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
1880 drm_object_attach_property(&amdgpu_connector
->base
.base
,
1881 dev
->mode_config
.scaling_mode_property
,
1882 DRM_MODE_SCALE_FULLSCREEN
);
1883 subpixel_order
= SubPixelHorizontalRGB
;
1884 connector
->interlace_allowed
= false;
1885 connector
->doublescan_allowed
= false;
1890 if (amdgpu_connector
->hpd
.hpd
== AMDGPU_HPD_NONE
) {
1892 connector
->polled
= DRM_CONNECTOR_POLL_CONNECT
;
1894 connector
->polled
= DRM_CONNECTOR_POLL_HPD
;
1896 connector
->display_info
.subpixel_order
= subpixel_order
;
1897 drm_connector_register(connector
);
1900 amdgpu_atombios_dp_aux_init(amdgpu_connector
);
1905 drm_connector_cleanup(connector
);