Commit f85dc3c5 authored by Matthew Brost's avatar Matthew Brost
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drm/xe: Add xe_bo_vm_access 



Add xe_bo_vm_access which is wrapper around ttm_bo_vm_access which takes
rpm refs for device access.

Suggested-by: default avatarThomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: default avatarMatthew Brost <matthew.brost@intel.com>
Reviewed-by: default avatarMatthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241126174615.2665852-2-matthew.brost@intel.com
parent febc689b

drivers/gpu/drm/xe/xe_bo.c

+16 −1
Original line number Diff line number Diff line
@@ -1249,11 +1249,26 @@ static vm_fault_t xe_gem_fault(struct vm_fault *vmf) 
	return ret;

}



static int xe_bo_vm_access(struct vm_area_struct *vma, unsigned long addr,

			   void *buf, int len, int write)

{

	struct ttm_buffer_object *ttm_bo = vma->vm_private_data;

	struct xe_bo *bo = ttm_to_xe_bo(ttm_bo);

	struct xe_device *xe = xe_bo_device(bo);

	int ret;



	xe_pm_runtime_get(xe);

	ret = ttm_bo_vm_access(vma, addr, buf, len, write);

	xe_pm_runtime_put(xe);



	return ret;

}



static const struct vm_operations_struct xe_gem_vm_ops = {

	.fault = xe_gem_fault,

	.open = ttm_bo_vm_open,

	.close = ttm_bo_vm_close,

	.access = ttm_bo_vm_access

	.access = xe_bo_vm_access,

};



static const struct drm_gem_object_funcs xe_gem_object_funcs = {