diff options
| author | Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> | 2023-09-11 21:49:06 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-09-23 12:14:38 +0300 |
| commit | 944ba0021ddc86436d46efde4a2d98168e0ef894 (patch) | |
| tree | 323ce06256b767d72a3410c43af5263b264c2d1e /drivers/gpu/drm | |
| parent | 4c5b7446224f19d0abd484ac19fec8ff421cef6a (diff) | |
| download | linux-944ba0021ddc86436d46efde4a2d98168e0ef894.tar.xz | |
drm/amdkfd: Insert missing TLB flush on GFX10 and later
commit edcfe22985d09ee8e2346c9217f5a52ab150099f upstream.
Heavy-weight TLB flush is required after unmap on all GPUs for
correctness and security.
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h index d4c9ee3f9953..1282559d2b10 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h @@ -1487,8 +1487,7 @@ void kfd_flush_tlb(struct kfd_process_device *pdd, enum TLB_FLUSH_TYPE type); static inline bool kfd_flush_tlb_after_unmap(struct kfd_dev *dev) { - return KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 3) || - KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 2) || + return KFD_GC_VERSION(dev) > IP_VERSION(9, 4, 2) || (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 1) && dev->sdma_fw_version >= 18) || KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 0); } |