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| author | Alvin Lee <alvin.lee2@amd.com> | 2019-08-02 13:42:49 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-09-13 17:55:01 -0500 |
| commit | 48af9b91b129f1d93221cd9f76032610a8cc6514 (patch) | |
| tree | c110d4a29117446e79790d57b4a681f9dad12696 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | |
| parent | e6d14df74064fc65c6367d4c717e016c9d99be59 (diff) | |
| download | linux-48af9b91b129f1d93221cd9f76032610a8cc6514.tar.gz linux-48af9b91b129f1d93221cd9f76032610a8cc6514.tar.bz2 linux-48af9b91b129f1d93221cd9f76032610a8cc6514.zip | |
drm/amd/display: Don't allocate payloads if link lost
We should not allocate payloads if the link is lost until the link is retrained.
Some displays require this.
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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 | 10 |
1 files changed, 5 insertions, 5 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 ee1dc75f5ddc..d0118405733f 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 @@ -282,7 +282,7 @@ void dm_helpers_dp_mst_clear_payload_allocation_table( * Polls for ACT (allocation change trigger) handled and sends * ALLOCATE_PAYLOAD message. */ -bool dm_helpers_dp_mst_poll_for_allocation_change_trigger( +enum act_return_status dm_helpers_dp_mst_poll_for_allocation_change_trigger( struct dc_context *ctx, const struct dc_stream_state *stream) { @@ -293,19 +293,19 @@ bool dm_helpers_dp_mst_poll_for_allocation_change_trigger( aconnector = (struct amdgpu_dm_connector *)stream->dm_stream_context; if (!aconnector || !aconnector->mst_port) - return false; + return ACT_FAILED; mst_mgr = &aconnector->mst_port->mst_mgr; if (!mst_mgr->mst_state) - return false; + return ACT_FAILED; ret = drm_dp_check_act_status(mst_mgr); if (ret) - return false; + return ACT_FAILED; - return true; + return ACT_SUCCESS; } bool dm_helpers_dp_mst_send_payload_allocation( |