diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1714-drm-amdgpu-remove-unnecessary-rlc-reset-function-on-.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1714-drm-amdgpu-remove-unnecessary-rlc-reset-function-on-.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1714-drm-amdgpu-remove-unnecessary-rlc-reset-function-on-.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1714-drm-amdgpu-remove-unnecessary-rlc-reset-function-on-.patch new file mode 100644 index 00000000..7590fc13 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1714-drm-amdgpu-remove-unnecessary-rlc-reset-function-on-.patch @@ -0,0 +1,33 @@ +From df9be86aaf655bed7642adaf06a116bbd1ea3025 Mon Sep 17 00:00:00 2001 +From: Le Ma <le.ma@amd.com> +Date: Mon, 1 Apr 2019 18:08:30 +0800 +Subject: [PATCH 1714/2940] drm/amdgpu: remove unnecessary rlc reset function + on gfx9 + +The rlc reset function is not necessary during gfx9 initialization/resume phase. +And this function would even cause rlc fw loading failed on some gfx9 ASIC. +Remove this function safely with verification well on Vega/Raven platform. + +Change-Id: I38bf0bbaf7183b7e6a53a1b63dba770de8e47d9e +Signed-off-by: Le Ma <le.ma@amd.com> +Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 2 -- + 1 file changed, 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +index 5d6004710b7a..1e8b09813280 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +@@ -2459,8 +2459,6 @@ static int gfx_v9_0_rlc_resume(struct amdgpu_device *adev) + /* disable CG */ + WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, 0); + +- adev->gfx.rlc.funcs->reset(adev); +- + gfx_v9_0_init_pg(adev); + + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { +-- +2.17.1 + |