Commit 7a083293 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon: document async VM changes in ni.c 



Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2a6f1abb

drivers/gpu/drm/radeon/ni.c

+15 −0
Original line number Diff line number Diff line
@@ -1517,6 +1517,13 @@ uint32_t cayman_vm_page_flags(struct radeon_device *rdev, uint32_t flags) 
	return r600_flags;

}



/**

 * cayman_vm_set_page - update the page tables using the CP

 *

 * @rdev: radeon_device pointer

 *

 * Update the page tables using the CP (cayman-si).

 */

void cayman_vm_set_page(struct radeon_device *rdev, struct radeon_vm *vm,

			unsigned pfn, struct ttm_mem_reg *mem,

			unsigned npages, uint32_t flags)
@@ -1541,6 +1548,14 @@ void cayman_vm_set_page(struct radeon_device *rdev, struct radeon_vm *vm, 
	}

}



/**

 * cayman_vm_flush - vm flush using the CP

 *

 * @rdev: radeon_device pointer

 *

 * Update the page table base and flush the VM TLB

 * using the CP (cayman-si).

 */

void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ib *ib)

{

	struct radeon_ring *ring = &rdev->ring[ib->ring];