diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3011-drm-amd-display-Use-the-maximum-link-setting-which-E.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3011-drm-amd-display-Use-the-maximum-link-setting-which-E.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3011-drm-amd-display-Use-the-maximum-link-setting-which-E.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3011-drm-amd-display-Use-the-maximum-link-setting-which-E.patch new file mode 100644 index 00000000..4e859709 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3011-drm-amd-display-Use-the-maximum-link-setting-which-E.patch @@ -0,0 +1,33 @@ +From 9ddbbe4c08e05045c68510b23da4cd5ea9db9b9a Mon Sep 17 00:00:00 2001 +From: Hugo Hu <hugo.hu@amd.com> +Date: Thu, 7 Dec 2017 15:33:22 +0800 +Subject: [PATCH 3011/4131] drm/amd/display: Use the maximum link setting which + EDP reported. + +Signed-off-by: Hugo Hu <hugo.hu@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +index 00528b2..61e8c3e 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +@@ -1470,6 +1470,12 @@ void decide_link_settings(struct dc_stream_state *stream, + return; + } + ++ /* EDP use the link cap setting */ ++ if (stream->sink->sink_signal == SIGNAL_TYPE_EDP) { ++ *link_setting = link->verified_link_cap; ++ return; ++ } ++ + /* search for the minimum link setting that: + * 1. is supported according to the link training result + * 2. could support the b/w requested by the timing +-- +2.7.4 + |