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| author | Charlene Liu <Charlene.Liu@amd.com> | 2022-12-20 19:46:45 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-01-17 15:40:20 -0500 |
| commit | 40774ad1c460ada855068f67da549f78ecb136e8 (patch) | |
| tree | 19db7a83202f5c8e05cb8998a16f6d111e807ef6 /drivers/gpu/drm/amd/display/dc | |
| parent | fc41c734115e9569902d71dfab61bd3f41b68bb8 (diff) | |
| download | linux-stable-40774ad1c460ada855068f67da549f78ecb136e8.tar.gz linux-stable-40774ad1c460ada855068f67da549f78ecb136e8.tar.bz2 linux-stable-40774ad1c460ada855068f67da549f78ecb136e8.zip | |
drm/amd/display: contional remove disable dig_fifo when blank
keep dig_fifo enable for test pattern generation.
Tested-by: Daniel Wheeler <Daniel.Wheeler@amd.com>
Reviewed-by: Chris Park <Chris.Park@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@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/dc.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 72963617553e..53f449fa2b71 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -873,6 +873,7 @@ struct dc_debug_options { unsigned int dsc_delay_factor_wa_x1000; unsigned int min_prefetch_in_strobe_ns; bool disable_unbounded_requesting; + bool dig_fifo_off_in_blank; }; struct gpu_info_soc_bounding_box_v1_0; diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c index 9c9875368bea..67f4589f3e23 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dio_stream_encoder.c @@ -281,7 +281,8 @@ static void enc314_stream_encoder_dp_blank( enc1_stream_encoder_dp_blank(link, enc); /* Disable FIFO after the DP vid stream is disabled to avoid corruption. */ - enc314_disable_fifo(enc); + if (enc->ctx->dc->debug.dig_fifo_off_in_blank) + enc314_disable_fifo(enc); } static void enc314_stream_encoder_dp_unblank( |