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author | Alvin Lee <Alvin.Lee2@amd.com> | 2022-09-08 11:08:25 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2022-09-19 15:15:02 -0400 |
commit | 2447ba5bee91527d3d49c5271b6c34a84fc67bdc (patch) | |
tree | f3c44d3ffbc09dd9e0b04b07429ca86ce75c6711 /drivers/gpu/drm/amd/display/dc | |
parent | c1143ca2d523dee0f6012638068abd202a50a42b (diff) | |
download | linux-stable-2447ba5bee91527d3d49c5271b6c34a84fc67bdc.tar.gz linux-stable-2447ba5bee91527d3d49c5271b6c34a84fc67bdc.tar.bz2 linux-stable-2447ba5bee91527d3d49c5271b6c34a84fc67bdc.zip |
drm/amd/display: Don't allocate DET for phantom pipes
[Why & How]
We should not allocate any DET for the phantom pipes.
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Alvin Lee <Alvin.Lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c index 14787e0f0b6e..5490b3705b41 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c @@ -271,10 +271,20 @@ void dcn32_determine_det_override(struct dc *dc, struct dc_plane_state *current_plane = NULL; struct pipe_ctx *next_odm_pipe = NULL; struct pipe_ctx *bottom_pipe = NULL; + uint8_t stream_count = 0; + + for (i = 0; i < context->stream_count; i++) { + /* Don't count SubVP streams for DET allocation */ + if (context->streams[i]->mall_stream_config.type != SUBVP_PHANTOM) { + stream_count++; + } + } if (context->stream_count > 0) { - stream_segments = 18 / context->stream_count; + stream_segments = 18 / stream_count; for (i = 0; i < context->stream_count; i++) { + if (context->streams[i]->mall_stream_config.type == SUBVP_PHANTOM) + continue; if (context->stream_status[i].plane_count > 0) plane_segments = stream_segments / context->stream_status[i].plane_count; else |