diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0196-drm-amd-display-mclk-level-can-t-be-0.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0196-drm-amd-display-mclk-level-can-t-be-0.patch | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0196-drm-amd-display-mclk-level-can-t-be-0.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0196-drm-amd-display-mclk-level-can-t-be-0.patch new file mode 100644 index 00000000..ec89295b --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0196-drm-amd-display-mclk-level-can-t-be-0.patch @@ -0,0 +1,42 @@ +From d6599780e45df37c97ee410afb109b112a8c5ea3 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Mon, 6 Feb 2017 12:37:44 +0800 +Subject: [PATCH 0196/4131] drm/amd/display: mclk level can't be 0. + +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c +index 5af27aa..1ddc56c 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c +@@ -357,8 +357,8 @@ bool dm_pp_get_clock_levels_by_type( + * Than means the previous one is the highest + * non-boosted one. */ + DRM_INFO("DM_PPLIB: reducing engine clock level from %d to %d\n", +- dc_clks->num_levels, i + 1); +- dc_clks->num_levels = i; ++ dc_clks->num_levels, i); ++ dc_clks->num_levels = i > 0 ? i : 1; + break; + } + } +@@ -366,8 +366,8 @@ bool dm_pp_get_clock_levels_by_type( + for (i = 0; i < dc_clks->num_levels; i++) { + if (dc_clks->clocks_in_khz[i] > validation_clks.memory_max_clock) { + DRM_INFO("DM_PPLIB: reducing memory clock level from %d to %d\n", +- dc_clks->num_levels, i + 1); +- dc_clks->num_levels = i; ++ dc_clks->num_levels, i); ++ dc_clks->num_levels = i > 0 ? i : 1; + break; + } + } +-- +2.7.4 + |