diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_dp.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_mode.h | 4 |
3 files changed, 17 insertions, 10 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index fc5a2df4544b..e761fefaacb1 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -78,8 +78,8 @@ bool radeon_process_aux_ch(struct radeon_i2c_chan *chan, u8 *req_bytes, return true; } -int radeon_dp_encoder_service(struct radeon_device *rdev, int action, int dp_clock, - uint8_t ucconfig, uint8_t lane_num) +static u8 radeon_dp_encoder_service(struct radeon_device *rdev, int action, int dp_clock, + uint8_t ucconfig, uint8_t lane_num) { DP_ENCODER_SERVICE_PARAMETERS args; int index = GetIndexIntoMasterTable(COMMAND, DPEncoderService); @@ -95,7 +95,7 @@ int radeon_dp_encoder_service(struct radeon_device *rdev, int action, int dp_clo return args.ucStatus; } -int radeon_dp_getsinktype(struct radeon_connector *radeon_connector) +u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector) { struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; struct drm_device *dev = radeon_connector->base.dev; diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 98634ce5ba10..b51e38386cc0 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -908,13 +908,9 @@ static int radeon_dp_get_modes(struct drm_connector *connector) static enum drm_connector_status radeon_dp_detect(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); - struct drm_encoder *encoder = NULL; - struct drm_encoder_helper_funcs *encoder_funcs; - struct drm_mode_object *obj; - int i; enum drm_connector_status ret = connector_status_disconnected; - int sink_type; - bool dret; + struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; + u8 sink_type; if (radeon_connector->edid) { kfree(radeon_connector->edid); @@ -924,8 +920,17 @@ static enum drm_connector_status radeon_dp_detect(struct drm_connector *connecto sink_type = radeon_dp_getsinktype(radeon_connector); if (sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { radeon_dp_getdpcd(radeon_connector); + radeon_dig_connector->dp_sink_type = sink_type; ret = connector_status_connected; + } else { + radeon_i2c_do_lock(radeon_connector->ddc_bus, 1); + if (radeon_ddc_probe(radeon_connector)) { + radeon_dig_connector->dp_sink_type = sink_type; + ret = connector_status_connected; + } + radeon_i2c_do_lock(radeon_connector->ddc_bus, 0); } + return ret; } diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 1964afb94dbc..338d0af18510 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -339,8 +339,10 @@ struct radeon_encoder { struct radeon_connector_atom_dig { uint32_t igp_lane_info; bool linkb; + /* displayport */ struct radeon_i2c_chan *dp_i2c_bus; u8 dpcd[8]; + u8 dp_sink_type; }; struct radeon_connector { @@ -364,7 +366,7 @@ struct radeon_framebuffer { struct drm_gem_object *obj; }; -extern int radeon_dp_getsinktype(struct radeon_connector *radeon_connector); +extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector); extern void radeon_dp_getdpcd(struct radeon_connector *radeon_connector); extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, uint8_t write_byte, uint8_t *read_byte); |