diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4344-Revert-drm-amd-display-setting-the-DIG_MODE-to-the-c.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4344-Revert-drm-amd-display-setting-the-DIG_MODE-to-the-c.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4344-Revert-drm-amd-display-setting-the-DIG_MODE-to-the-c.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4344-Revert-drm-amd-display-setting-the-DIG_MODE-to-the-c.patch new file mode 100644 index 00000000..ebc20c34 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4344-Revert-drm-amd-display-setting-the-DIG_MODE-to-the-c.patch @@ -0,0 +1,49 @@ +From 7ee3c33cd19d48803b9e88e5bcc787005c06bf41 Mon Sep 17 00:00:00 2001 +From: Zhan Liu <Zhan.Liu@amd.com> +Date: Mon, 4 Nov 2019 15:46:56 -0400 +Subject: [PATCH 4344/4736] Revert "drm/amd/display: setting the DIG_MODE to + the correct value." + +This reverts commit 6966609de439ac6ddd4438a468f83ab0a2f36de0. + +Reason for revert: Root cause of this issue is found. The workaround is not needed anymore. + +Change-Id: I193ea994b8ce5c2828dfc09b36c009546443c7d5 +Signed-off-by: Zhan Liu <Zhan.Liu@amd.com> +Reviewed-by: Hersen Wu <hersenxs.wu@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc_link.c | 18 ------------------ + 1 file changed, 18 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c +index fad7f3b7bc31..8780020d4f6a 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c +@@ -3025,24 +3025,6 @@ void core_link_enable_stream( + CONTROLLER_DP_TEST_PATTERN_VIDEOMODE, + COLOR_DEPTH_UNDEFINED); + +- /* This second call is needed to reconfigure the DIG +- * as a workaround for the incorrect value being applied +- * from transmitter control. +- */ +- if (!dc_is_virtual_signal(pipe_ctx->stream->signal)) +- stream->link->link_enc->funcs->setup( +- stream->link->link_enc, +- pipe_ctx->stream->signal); +- +- /* This second call is needed to reconfigure the DIG +- * as a workaround for the incorrect value being applied +- * from transmitter control. +- */ +- if (!dc_is_virtual_signal(pipe_ctx->stream->signal)) +- stream->link->link_enc->funcs->setup( +- stream->link->link_enc, +- pipe_ctx->stream->signal); +- + #ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT + if (pipe_ctx->stream->timing.flags.DSC) { + if (dc_is_dp_signal(pipe_ctx->stream->signal) || +-- +2.17.1 + |