diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4270-drm-amd-display-Change-Navi14-s-DWB-flag-to-1.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4270-drm-amd-display-Change-Navi14-s-DWB-flag-to-1.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4270-drm-amd-display-Change-Navi14-s-DWB-flag-to-1.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4270-drm-amd-display-Change-Navi14-s-DWB-flag-to-1.patch new file mode 100644 index 00000000..2632fc48 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4270-drm-amd-display-Change-Navi14-s-DWB-flag-to-1.patch @@ -0,0 +1,36 @@ +From b1dc55ff5d1670435b9aadcca3436248bb387ecb Mon Sep 17 00:00:00 2001 +From: Zhan liu <zhan.liu@amd.com> +Date: Tue, 22 Oct 2019 10:50:21 -0400 +Subject: [PATCH 4270/4736] drm/amd/display: Change Navi14's DWB flag to 1 + +[Why] +DWB (Display Writeback) flag needs to be enabled as 1, or system +will throw out a few warnings when creating dcn20 resource pool. +Also, Navi14's dwb setting needs to match Navi10's, +which has already been set to 1. + +[How] +Change value of num_dwb from 0 to 1. + +Signed-off-by: Zhan Liu <zhan.liu@amd.com> +Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +index b6ec81096d3a..d1c7e10cb722 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +@@ -823,7 +823,7 @@ static const struct resource_caps res_cap_nv14 = { + .num_audio = 6, + .num_stream_encoder = 5, + .num_pll = 5, +- .num_dwb = 0, ++ .num_dwb = 1, + .num_ddc = 5, + }; + +-- +2.17.1 + |