From: Charlene Liu Date: Wed, 21 Dec 2022 00:46:45 +0000 (-0500) Subject: drm/amd/display: contional remove disable dig_fifo when blank X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=40774ad1c460ada855068f67da549f78ecb136e8;p=linux.git drm/amd/display: contional remove disable dig_fifo when blank keep dig_fifo enable for test pattern generation. Tested-by: Daniel Wheeler Reviewed-by: Chris Park Acked-by: Rodrigo Siqueira Signed-off-by: Charlene Liu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 72963617553e0..53f449fa2b717 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 9c9875368beac..67f4589f3e239 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(