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| author | Timothy Pearson <tpearson@raptorengineering.com> | 2018-06-23 19:00:58 -0500 |
|---|---|---|
| committer | Timothy Pearson <tpearson@raptorengineering.com> | 2018-09-11 18:45:00 -0500 |
| commit | 8a799feb3149ac87918a107f2a01581e3a9859af (patch) | |
| tree | 303b67848e36a7714bb7cfd0684bf408bf5e6b9e | |
| parent | 57a21f640a2b6d2e225cac7df35ed0dde7c6293f (diff) | |
| download | op-kernel-dev-8a799feb3149ac87918a107f2a01581e3a9859af.zip op-kernel-dev-8a799feb3149ac87918a107f2a01581e3a9859af.tar.gz | |
Increase AMDGPU_MAX_UVD_INSTANCES to 3
amdgpu_fence_driver_start_ring() attempts to access
UVD instance 2 during setup, while the existing UVD
instance count only allows instances 0 and 1.
Increase AMDGPU_MAX_UVD_INSTANCES by one to avoid the
invalid array access.
Caught by UBSAN.
Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h index a3ab1a4..c1230e9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h @@ -31,7 +31,7 @@ #define AMDGPU_UVD_SESSION_SIZE (50*1024) #define AMDGPU_UVD_FIRMWARE_OFFSET 256 -#define AMDGPU_MAX_UVD_INSTANCES 2 +#define AMDGPU_MAX_UVD_INSTANCES 3 #define AMDGPU_UVD_FIRMWARE_SIZE(adev) \ (AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(((const struct common_firmware_header *)(adev)->uvd.fw->data)->ucode_size_bytes) + \ |
