diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1093-drm-amd-display-Skiped-MST-link-training-to-fix-zero.patch')
| -rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1093-drm-amd-display-Skiped-MST-link-training-to-fix-zero.patch | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1093-drm-amd-display-Skiped-MST-link-training-to-fix-zero.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1093-drm-amd-display-Skiped-MST-link-training-to-fix-zero.patch deleted file mode 100644 index 90db99b1..00000000 --- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1093-drm-amd-display-Skiped-MST-link-training-to-fix-zero.patch +++ /dev/null @@ -1,56 +0,0 @@ -From 5a7ee127b68809681a96bdc351a976472e1822a5 Mon Sep 17 00:00:00 2001 -From: "Jerry (Fangzhi) Zuo" <Jerry.Zuo@amd.com> -Date: Wed, 3 Jan 2018 13:53:22 -0500 -Subject: [PATCH 1093/4131] drm/amd/display: Skiped MST link training to fix - zero denominator - -Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@amd.com> -Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com> -Acked-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 10 +++++++++- - drivers/gpu/drm/amd/display/dc/core/dc_link.c | 6 ++++++ - 2 files changed, 15 insertions(+), 1 deletion(-) - -diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c -index a582fa2..2780641 100644 ---- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c -+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c -@@ -2461,8 +2461,16 @@ static struct dc_stream_state *create_stream_for_sink( - - drm_connector = &aconnector->base; - -- if (!aconnector->dc_sink) -+ if (!aconnector->dc_sink) { -+ /* -+ * Exclude MST from creating fake_sink -+ * TODO: need to enable MST into fake_sink feature -+ */ -+ if (aconnector->mst_port) -+ goto stream_create_fail; -+ - create_fake_sink(aconnector); -+ } - - stream = dc_create_stream_for_sink(aconnector->dc_sink); - -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 b858fec..232249a 100644 ---- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c -+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c -@@ -608,6 +608,12 @@ bool dc_link_detect(struct dc_link *link, bool boot) - if (link->type == dc_connection_mst_branch) { - LINK_INFO("link=%d, mst branch is now Connected\n", - link->link_index); -+ /* Need to setup mst link_cap struct here -+ * otherwise dc_link_detect() will leave mst link_cap -+ * empty which leads to allocate_mst_payload() has "0" -+ * pbn_per_slot value leading to exception on dal_fixed31_32_div() -+ */ -+ link->verified_link_cap = link->reported_link_cap; - return false; - } - --- -2.7.4 - |