diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1187-drm-amd-display-Use-memset-to-initialize-variables-i.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1187-drm-amd-display-Use-memset-to-initialize-variables-i.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1187-drm-amd-display-Use-memset-to-initialize-variables-i.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1187-drm-amd-display-Use-memset-to-initialize-variables-i.patch new file mode 100644 index 00000000..9c0141f1 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1187-drm-amd-display-Use-memset-to-initialize-variables-i.patch @@ -0,0 +1,55 @@ +From 04d9bcccb0b30c7777c665cbc0bdcb075d29b57a Mon Sep 17 00:00:00 2001 +From: Nathan Chancellor <natechancellor@gmail.com> +Date: Fri, 1 Feb 2019 13:12:26 -0700 +Subject: [PATCH 1187/2940] drm/amd/display: Use memset to initialize variables + in fill_plane_dcc_attributes + +Clang warns: + +drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:2314:38: +warning: suggest braces around initialization of subobject +[-Wmissing-braces] + struct dc_surface_dcc_cap output = {0}; + ^ + {} + +Previous efforts to fix this type of warning by adding or removing +braces have been met with some pushback in favor of using memset [1][2]. +Do that here, mirroring commit 05794eff1aa6 ("drm/amdgpu/gmc: fix +compiler errors [-Werror,-Wmissing-braces] (V2)") in this tree. + +[1]: https://lore.kernel.org/lkml/022e41c0-8465-dc7a-a45c-64187ecd9684@amd.com/ +[2]: https://lore.kernel.org/lkml/20181128.215241.702406654469517539.davem@davemloft.net/ + +Fixes: 7df7e505e82a ("drm/amd/display: Set requested plane state DCC params for GFX9") +Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 7 +++++-- + 1 file changed, 5 insertions(+), 2 deletions(-) + +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 8930a827b736..7bb43799cee9 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -2396,12 +2396,15 @@ static bool fill_plane_dcc_attributes(struct amdgpu_device *adev, + uint64_t info) + { + struct dc *dc = adev->dm.dc; +- struct dc_dcc_surface_param input = {0}; +- struct dc_surface_dcc_cap output = {0}; ++ struct dc_dcc_surface_param input; ++ struct dc_surface_dcc_cap output; + uint32_t offset = AMDGPU_TILING_GET(info, DCC_OFFSET_256B); + uint32_t i64b = AMDGPU_TILING_GET(info, DCC_INDEPENDENT_64B) != 0; + uint64_t dcc_address; + ++ memset(&input, 0, sizeof(input)); ++ memset(&output, 0, sizeof(output)); ++ + if (!offset) + return false; + +-- +2.17.1 + |