Commit 45e241f8 authored by Christian König's avatar Christian König
Browse files

drm/ttm: remove fault callback 



Another one bites the dust.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarDave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/392325/
parent 76fe313a

drivers/gpu/drm/ttm/ttm_bo_vm.c

+0 −22
Original line number Diff line number Diff line
@@ -290,28 +290,6 @@ vm_fault_t ttm_bo_vm_fault_reserved(struct vm_fault *vmf, 
	vm_fault_t ret = VM_FAULT_NOPAGE;

	unsigned long address = vmf->address;



	if (bdev->driver->fault_reserve_notify) {

		struct dma_fence *moving = dma_fence_get(bo->moving);



		err = bdev->driver->fault_reserve_notify(bo);

		switch (err) {

		case 0:

			break;

		case -EBUSY:

		case -ERESTARTSYS:

			dma_fence_put(moving);

			return VM_FAULT_NOPAGE;

		default:

			dma_fence_put(moving);

			return VM_FAULT_SIGBUS;

		}



		if (bo->moving != moving) {

			ttm_bo_move_to_lru_tail_unlocked(bo);

		}

		dma_fence_put(moving);

	}



	/*

	 * Wait for buffer data in transit, due to a pipelined

	 * move.

include/drm/ttm/ttm_bo_driver.h

+0 −3
Original line number Diff line number Diff line
@@ -190,9 +190,6 @@ struct ttm_bo_driver { 
	void (*move_notify)(struct ttm_buffer_object *bo,

			    bool evict,

			    struct ttm_resource *new_mem);

	/* notify the driver we are taking a fault on this BO

	 * and have reserved it */

	int (*fault_reserve_notify)(struct ttm_buffer_object *bo);



	/**

	 * notify the driver that we're about to swap out this bo