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drm/amd/display: Program dithering if requested 

Dithering needs to be enabled or disabled as requested. If
dc_stream_update->dither_option is non-null, program the FMT blocks.

Signed-off-by: SivapiriyanKumarasamy <sivapiriyan.kumarasamy@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
SivapiriyanKumarasamy 2018-11-07 14:59:41 -05:00 committed by Alex Deucher
parent ed20dc0d8c
commit 8ccb596fc5
2 changed files with 9 additions and 0 deletions
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8
drivers/gpu/drm/amd/display/dc/core/dc.c
View File

@ -1463,6 +1463,14 @@ static void commit_planes_do_stream_update(struct dc *dc,
if (stream_update->output_csc_transform)
dc_stream_program_csc_matrix(dc, stream);
if (stream_update->dither_option) {
resource_build_bit_depth_reduction_params(pipe_ctx->stream,
&pipe_ctx->stream->bit_depth_params);
pipe_ctx->stream_res.opp->funcs->opp_program_fmt(pipe_ctx->stream_res.opp,
&stream->bit_depth_params,
&stream->clamping);
}
/* Full fe update*/
if (update_type == UPDATE_TYPE_FAST)
continue;

1
drivers/gpu/drm/amd/display/dc/dc_stream.h
View File

@ -136,6 +136,7 @@ struct dc_stream_update {
struct colorspace_transform *gamut_remap;
enum dc_color_space *output_color_space;
enum dc_dither_option *dither_option;
struct dc_csc_transform *output_csc_transform;