From 694684cf06a62e2053430960d8f0dae58d213381 Mon Sep 17 00:00:00 2001 From: Tony Cheng Date: Fri, 23 Dec 2016 07:12:19 -0500 Subject: [PATCH 0104/4131] drm/amd/display: debug opt disable hdmi deep color Signed-off-by: Tony Cheng Reviewed-by: Yongqiang Sun Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dc.h | 1 + drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index ef9a697..823a872 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -147,6 +147,7 @@ struct dc_debug { bool disable_power_gate; bool disable_clock_gate; bool disable_dmcu; + bool disable_hdmi_deep_color; }; struct dc { diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c index a8a2290..b439a9e 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c @@ -993,6 +993,9 @@ bool dce110_link_encoder_construct( enc110->base.features.max_deep_color = COLOR_DEPTH_121212; enc110->base.features.max_hdmi_deep_color = COLOR_DEPTH_121212; + if (enc110->base.ctx->dc->debug.disable_hdmi_deep_color) + enc110->base.features.max_hdmi_deep_color = COLOR_DEPTH_888; + /* set the flag to indicate whether driver poll the I2C data pin * while doing the DP sink detect */ -- 2.7.4