diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index b19dc4cfc030..8403b6a9a77b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -169,6 +169,11 @@ static void get_payload_table( mutex_unlock(&mst_mgr->payload_lock); } +void dm_helpers_dp_update_branch_info( + struct dc_context *ctx, + const struct dc_link *link) +{} + /* * Writes payload allocation table in immediate downstream device. */ @@ -454,6 +459,22 @@ bool dm_helpers_submit_i2c( return result; } +bool dm_helpers_is_dp_sink_present(struct dc_link *link) +{ + bool dp_sink_present; + struct amdgpu_dm_connector *aconnector = link->priv; + + if (!aconnector) { + BUG_ON("Failed to found connector for link!"); + return true; + } + + mutex_lock(&aconnector->dm_dp_aux.aux.hw_mutex); + dp_sink_present = dc_link_is_dp_sink_present(link); + mutex_unlock(&aconnector->dm_dp_aux.aux.hw_mutex); + return dp_sink_present; +} + enum dc_edid_status dm_helpers_read_local_edid( struct dc_context *ctx, struct dc_link *link, @@ -498,8 +519,8 @@ enum dc_edid_status dm_helpers_read_local_edid( edid_status, aconnector->base.name); if (link->aux_mode) { - union test_request test_request = {0}; - union test_response test_response = {0}; + union test_request test_request = { {0} }; + union test_response test_response = { {0} }; dm_helpers_dp_read_dpcd(ctx, link, |