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drm/amd/display: Add support for USBC connector

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[Why]
Add support for CONNECTOR_ID_USBC

Reviewed-by: Alvin Lee <Alvin.Lee2@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Samson Tam <Samson.Tam@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Samson Tam
2022-03-16 01:06:42 -04:00
committed by Alex Deucher
parent 84d1ce0631
commit 8cb3c169fc
4 changed files with 12 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/amd/display/dc/bios/bios_parser_common.c
View File

@@ -213,6 +213,9 @@ static enum connector_id connector_id_from_bios_object_id(
case CONNECTOR_OBJECT_ID_MXM:
id = CONNECTOR_ID_MXM;
break;
case CONNECTOR_OBJECT_ID_USBC:
id = CONNECTOR_ID_USBC;
break;
default:
id = CONNECTOR_ID_UNKNOWN;
break;

3
drivers/gpu/drm/amd/display/dc/bios/command_table.c
View File

@@ -522,7 +522,8 @@ static enum bp_result transmitter_control_v2(
*/
params.acConfig.ucEncoderSel = 1;
if (CONNECTOR_ID_DISPLAY_PORT == connector_id)
if (CONNECTOR_ID_DISPLAY_PORT == connector_id
|| CONNECTOR_ID_USBC == connector_id)
/* Bit4: DP connector flag
* =0 connector is none-DP connector
* =1 connector is DP connector

8
drivers/gpu/drm/amd/display/dc/core/dc_link.c
View File

@@ -345,6 +345,7 @@ static enum signal_type get_basic_signal_type(struct graphics_object_id encoder,
case CONNECTOR_ID_LVDS:
return SIGNAL_TYPE_LVDS;
case CONNECTOR_ID_DISPLAY_PORT:
case CONNECTOR_ID_USBC:
return SIGNAL_TYPE_DISPLAY_PORT;
case CONNECTOR_ID_EDP:
return SIGNAL_TYPE_EDP;
@@ -380,7 +381,8 @@ bool dc_link_is_dp_sink_present(struct dc_link *link)
bool present =
((connector_id == CONNECTOR_ID_DISPLAY_PORT) ||
(connector_id == CONNECTOR_ID_EDP));
(connector_id == CONNECTOR_ID_EDP) ||
(connector_id == CONNECTOR_ID_USBC));
ddc = dal_ddc_service_get_ddc_pin(link->ddc);
@@ -476,7 +478,8 @@ static enum signal_type link_detect_sink(struct dc_link *link,
result = SIGNAL_TYPE_DVI_SINGLE_LINK;
}
break;
case CONNECTOR_ID_DISPLAY_PORT: {
case CONNECTOR_ID_DISPLAY_PORT:
case CONNECTOR_ID_USBC: {
/* DP HPD short pulse. Passive DP dongle will not
* have short pulse
*/
@@ -1591,6 +1594,7 @@ static bool dc_link_construct_legacy(struct dc_link *link,
link->connector_signal = SIGNAL_TYPE_DVI_DUAL_LINK;
break;
case CONNECTOR_ID_DISPLAY_PORT:
case CONNECTOR_ID_USBC:
link->connector_signal = SIGNAL_TYPE_DISPLAY_PORT;
if (link->hpd_gpio)

1
drivers/gpu/drm/amd/display/include/grph_object_id.h
View File

@@ -162,6 +162,7 @@ enum connector_id {
CONNECTOR_ID_MXM = 21,
CONNECTOR_ID_WIRELESS = 22,
CONNECTOR_ID_MIRACAST = 23,
CONNECTOR_ID_USBC = 24,
CONNECTOR_ID_VIRTUAL = 100
};