diff options
| author | Yong Zhao <Yong.Zhao@amd.com> | 2019-09-19 01:17:57 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-03 17:11:01 +0300 |
| commit | c637b36aeac11685a8258f9bcd667dcc06f6951a (patch) | |
| tree | fb7927907e07fd4bef072eb10c33a1bbe132bd72 /drivers/gpu/drm/amd/amdgpu | |
| parent | 424b5442a2a67ba369839455c3b1fb1b00c6d861 (diff) | |
| download | linux-c637b36aeac11685a8258f9bcd667dcc06f6951a.tar.xz | |
drm/amdkfd: Fix NULL pointer dereference for set_scratch_backing_va()
Currently this function pointer is missing for GFX10. Considering it is
a void function since GFX9, fix it by checking the function pointer
before dereferencing it.
Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h | 2 |
3 files changed, 0 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c index 20e0ccd079e9..c9f04e91fbab 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c @@ -312,7 +312,6 @@ static const struct kfd2kgd_calls kfd2kgd = { kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid, .get_atc_vmid_pasid_mapping_valid = kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid, - .set_scratch_backing_va = kgd_gfx_v9_set_scratch_backing_va, .get_tile_config = kgd_gfx_v9_get_tile_config, .set_vm_context_page_table_base = kgd_gfx_v9_set_vm_context_page_table_base, .invalidate_tlbs = kgd_gfx_v9_invalidate_tlbs, 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 4f9e109dd85f..39a6a63ba8ed 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c @@ -781,15 +781,6 @@ uint32_t kgd_gfx_v9_address_watch_get_offset(struct kgd_dev *kgd, return 0; } -void kgd_gfx_v9_set_scratch_backing_va(struct kgd_dev *kgd, - uint64_t va, uint32_t vmid) -{ - /* No longer needed on GFXv9. The scratch base address is - * passed to the shader by the CP. It's the user mode driver's - * responsibility. - */ -} - void kgd_gfx_v9_set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid, uint64_t page_table_base) { @@ -835,7 +826,6 @@ static const struct kfd2kgd_calls kfd2kgd = { kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid, .get_atc_vmid_pasid_mapping_valid = kgd_gfx_v9_get_atc_vmid_pasid_mapping_valid, - .set_scratch_backing_va = kgd_gfx_v9_set_scratch_backing_va, .get_tile_config = kgd_gfx_v9_get_tile_config, .set_vm_context_page_table_base = kgd_gfx_v9_set_vm_context_page_table_base, .invalidate_tlbs = kgd_gfx_v9_invalidate_tlbs, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h index 26d8879bff9d..225bf64001e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h @@ -61,8 +61,6 @@ uint16_t kgd_gfx_v9_get_atc_vmid_pasid_mapping_pasid(struct kgd_dev *kgd, uint8_t vmid); void kgd_gfx_v9_set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid, uint64_t page_table_base); -void kgd_gfx_v9_set_scratch_backing_va(struct kgd_dev *kgd, - uint64_t va, uint32_t vmid); int kgd_gfx_v9_invalidate_tlbs(struct kgd_dev *kgd, uint16_t pasid); int kgd_gfx_v9_invalidate_tlbs_vmid(struct kgd_dev *kgd, uint16_t vmid); int kgd_gfx_v9_get_tile_config(struct kgd_dev *kgd, |