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drm/amdkfd: Fix NULL pointer dereference for set_scratch_backing_va()

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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>
This commit is contained in:
Yong Zhao
2019-09-18 18:17:57 -04:00
committed by Alex Deucher
parent 424b5442a2
commit c637b36aea
6 changed files with 9 additions and 16 deletions
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5
drivers/gpu/drm/amd/include/kgd_kfd_interface.h
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@@ -298,8 +298,13 @@ struct kfd2kgd_calls {
struct kgd_dev *kgd,
uint8_t vmid);
/* No longer needed from GFXv9 onward. The scratch base address is
* passed to the shader by the CP. It's the user mode driver's
* responsibility.
*/
void (*set_scratch_backing_va)(struct kgd_dev *kgd,
uint64_t va, uint32_t vmid);
int (*get_tile_config)(struct kgd_dev *kgd, struct tile_config *config);
void (*set_vm_context_page_table_base)(struct kgd_dev *kgd,