diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0316-drm-amd-display-Temporary-disable-PSR-for-HBR2-HBR3.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0316-drm-amd-display-Temporary-disable-PSR-for-HBR2-HBR3.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0316-drm-amd-display-Temporary-disable-PSR-for-HBR2-HBR3.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0316-drm-amd-display-Temporary-disable-PSR-for-HBR2-HBR3.patch new file mode 100644 index 00000000..f3bfa8fb --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0316-drm-amd-display-Temporary-disable-PSR-for-HBR2-HBR3.patch @@ -0,0 +1,31 @@ +From 010741830af50cc66d4b898e8751c744abe31b36 Mon Sep 17 00:00:00 2001 +From: Zeyu Fan <Zeyu.Fan@amd.com> +Date: Wed, 29 Mar 2017 17:21:56 -0400 +Subject: [PATCH 0316/4131] drm/amd/display: Temporary disable PSR for HBR2 & + HBR3 + +Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +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 d04cad2..6cfd880 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 +@@ -2165,7 +2165,8 @@ static void retrieve_link_cap(struct core_link *link) + CONN_DATA_DETECT(link, dpcd_data, sizeof(dpcd_data), "Rx Caps: "); + + /* TODO: Confirm if need retrieve_psr_link_cap */ +- retrieve_psr_link_cap(link, link->edp_revision); ++ if (link->public.reported_link_cap.link_rate < LINK_RATE_HIGH2) ++ retrieve_psr_link_cap(link, link->edp_revision); + } + + void detect_dp_sink_caps(struct core_link *link) +-- +2.7.4 + |