diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/1710-drm-amdgpu-Use-mutex-on-invalidate-tlb-with-MMIO-cod.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/1710-drm-amdgpu-Use-mutex-on-invalidate-tlb-with-MMIO-cod.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/1710-drm-amdgpu-Use-mutex-on-invalidate-tlb-with-MMIO-cod.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/1710-drm-amdgpu-Use-mutex-on-invalidate-tlb-with-MMIO-cod.patch new file mode 100644 index 00000000..07ab294d --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/1710-drm-amdgpu-Use-mutex-on-invalidate-tlb-with-MMIO-cod.patch @@ -0,0 +1,28 @@ +From 5ae60bbbc0ca9b9583d582a6901807dabf23e8e4 Mon Sep 17 00:00:00 2001 +From: Shaoyun Liu <Shaoyun.Liu@amd.com> +Date: Thu, 25 May 2017 18:24:00 -0400 +Subject: [PATCH 1710/4131] drm/amdgpu: Use mutex on invalidate tlb with MMIO + code path for Vega10 + +Change-Id: I60819c65229d1fe2412e273be0d0951ebed2d815 +Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +index 99abdf3..33b4077 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +@@ -920,6 +920,8 @@ static void write_vmid_invalidate_request(struct kgd_dev *kgd, uint8_t vmid) + VM_INVALIDATE_ENG16_REQ__INVALIDATE_L2_PDE2_MASK | + VM_INVALIDATE_ENG16_REQ__INVALIDATE_L1_PTES_MASK; + ++ mutex_lock(&adev->srbm_mutex); ++ + /* Use light weight invalidation. + * + * TODO 1: agree on the right set of invalidation registers for +-- +2.7.4 + |