From: Christian König <christian.koenig@xxxxxxx>
Make allocating the new BO optional.
Signed-off-by: Christian König <christian.koenig at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 8fddea4..81d40e3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -239,15 +239,20 @@ int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
u32 domain, struct amdgpu_bo **bo_ptr,
u64 *gpu_addr, void **cpu_addr)
{
+ bool free = false;
int r;
- r = amdgpu_bo_create(adev, size, align, true, domain,
- AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED |
- AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS,
- NULL, NULL, bo_ptr);
- if (r) {
- dev_err(adev->dev, "(%d) failed to allocate kernel bo\n", r);
- return r;
+ if (!*bo_ptr) {
+ r = amdgpu_bo_create(adev, size, align, true, domain,
+ AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED |
+ AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS,
+ NULL, NULL, bo_ptr);
+ if (r) {
+ dev_err(adev->dev, "(%d) failed to allocate kernel bo\n",
+ r);
+ return r;
+ }
+ free = true;
}
r = amdgpu_bo_reserve(*bo_ptr, false);
@@ -278,7 +283,8 @@ int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
amdgpu_bo_unreserve(*bo_ptr);
error_free:
- amdgpu_bo_unref(bo_ptr);
+ if (free)
+ amdgpu_bo_unref(bo_ptr);
return r;
}
--
2.7.4
