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author | Yongqiang Sun <yongqiang.sun@amd.com> | 2017-10-10 14:01:33 -0400 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2017-10-21 16:51:25 -0400 |
commit | 62c933f9c6bf287b5b911a1eb838bc942eaa7202 (patch) | |
tree | 9a40510fedf91338570fe0b88d35c6128aa6846c /drivers/gpu/drm/amd/display/dc/dc.h | |
parent | 4e527c01aa7a31b7aad98fa5493944891b69238d (diff) | |
download | linux-62c933f9c6bf287b5b911a1eb838bc942eaa7202.tar.bz2 |
drm/amd/display: WA for 3 display play video hot plug.
Three monitor connected and playing a video will
occupy all 4 pipes, if hot plug forth display,
commit streams will be failed due to no free pipe
can be found.
Work around:
When forth monitor connected, mark video plane as
a fake plane, remove it in dc, keep it in dm and
report address to OS, until OS turn off MPO.
Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index f60191d9c7e5..6c0de093a59e 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -686,7 +686,7 @@ enum dc_status dc_add_stream_to_ctx( struct dc_state *new_ctx, struct dc_stream_state *stream); -bool dc_remove_stream_from_ctx( +enum dc_status dc_remove_stream_from_ctx( struct dc *dc, struct dc_state *new_ctx, struct dc_stream_state *stream); @@ -725,9 +725,9 @@ struct dc_validation_set { uint8_t plane_count; }; -bool dc_validate_stream(struct dc *dc, struct dc_stream_state *stream); +enum dc_status dc_validate_stream(struct dc *dc, struct dc_stream_state *stream); -bool dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state); +enum dc_status dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state); enum dc_status dc_validate_global_state( struct dc *dc, |