}
/**
- * amdgpu_bo_create_kernel - create BO for kernel use
+ * amdgpu_bo_create_reserved - create reserved BO for kernel use
*
* @adev: amdgpu device object
* @size: size for the new BO
* @gpu_addr: GPU addr of the pinned BO
* @cpu_addr: optional CPU address mapping
*
- * Allocates and pins a BO for kernel internal use.
+ * Allocates and pins a BO for kernel internal use, and returns it still
+ * reserved.
*
* Returns 0 on success, negative error code otherwise.
*/
-int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
- unsigned long size, int align,
- u32 domain, struct amdgpu_bo **bo_ptr,
- u64 *gpu_addr, void **cpu_addr)
+int amdgpu_bo_create_reserved(struct amdgpu_device *adev,
+ unsigned long size, int align,
+ u32 domain, struct amdgpu_bo **bo_ptr,
+ u64 *gpu_addr, void **cpu_addr)
{
bool free = false;
int r;
}
}
- amdgpu_bo_unreserve(*bo_ptr);
-
return 0;
error_unreserve:
}
/**
+ * amdgpu_bo_create_kernel - create BO for kernel use
+ *
+ * @adev: amdgpu device object
+ * @size: size for the new BO
+ * @align: alignment for the new BO
+ * @domain: where to place it
+ * @bo_ptr: resulting BO
+ * @gpu_addr: GPU addr of the pinned BO
+ * @cpu_addr: optional CPU address mapping
+ *
+ * Allocates and pins a BO for kernel internal use.
+ *
+ * Returns 0 on success, negative error code otherwise.
+ */
+int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
+ unsigned long size, int align,
+ u32 domain, struct amdgpu_bo **bo_ptr,
+ u64 *gpu_addr, void **cpu_addr)
+{
+ int r;
+
+ r = amdgpu_bo_create_reserved(adev, size, align, domain, bo_ptr,
+ gpu_addr, cpu_addr);
+
+ if (r)
+ return r;
+
+ amdgpu_bo_unreserve(*bo_ptr);
+
+ return 0;
+}
+
+/**
* amdgpu_bo_free_kernel - free BO for kernel use
*
* @bo: amdgpu BO to free
struct ttm_placement *placement,
struct reservation_object *resv,
struct amdgpu_bo **bo_ptr);
+int amdgpu_bo_create_reserved(struct amdgpu_device *adev,
+ unsigned long size, int align,
+ u32 domain, struct amdgpu_bo **bo_ptr,
+ u64 *gpu_addr, void **cpu_addr);
int amdgpu_bo_create_kernel(struct amdgpu_device *adev,
unsigned long size, int align,
u32 domain, struct amdgpu_bo **bo_ptr,