From 48af9b91b129f1d93221cd9f76032610a8cc6514 Mon Sep 17 00:00:00 2001 From: Alvin Lee Date: Fri, 2 Aug 2019 13:42:49 -0400 Subject: 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 Reviewed-by: Wenjing Liu Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c') 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( -- cgit v1.2.3