drm2/radeon/radeon_ring.c

57  * @ib: IB object returned
65 		  struct radeon_ib *ib, struct radeon_vm *vm,
70 	r = radeon_sa_bo_new(rdev, &rdev->ring_tmp_bo, &ib->sa_bo, size, 256, true);
76 	r = radeon_semaphore_create(rdev, &ib->semaphore);
81 	ib->ring = ring;
82 	ib->fence = NULL;
83 	ib->ptr = radeon_sa_bo_cpu_addr(ib->sa_bo);
84 	ib->vm = vm;
86 		/* ib pool is bound at RADEON_VA_IB_OFFSET in virtual address
89 		ib->gpu_addr = ib->sa_bo->soffset + RADEON_VA_IB_OFFSET;
91 		ib->gpu_addr = radeon_sa_bo_gpu_addr(ib->sa_bo);
93 	ib->is_const_ib = false;
95 		ib->sync_to[i] = NULL;
104  * @ib: IB object to free
108 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib *ib)
110 	radeon_semaphore_free(rdev, &ib->semaphore, ib->fence);
111 	radeon_sa_bo_free(rdev, &ib->sa_bo, ib->fence);
112 	radeon_fence_unref(&ib->fence);
119  * @ib: IB object to schedule
135 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib,
138 	struct radeon_ring *ring = &rdev->ring[ib->ring];
142 	if (!ib->length_dw || !ring->ready) {
143 		/* TODO: Nothings in the ib we should report. */
144 		dev_err(rdev->dev, "couldn't schedule ib\n");
155 		struct radeon_fence *fence = ib->sync_to[i];
156 		if (radeon_fence_need_sync(fence, ib->ring)) {
158 			radeon_semaphore_sync_rings(rdev, ib->semaphore,
159 						    fence->ring, ib->ring);
160 			radeon_fence_note_sync(fence, ib->ring);
165 		radeon_semaphore_free(rdev, &ib->semaphore, NULL);
168 	if (ib->vm && !ib->vm->last_flush) {
169 		radeon_ring_vm_flush(rdev, ib->ring, ib->vm);
175 	radeon_ring_ib_execute(rdev, ib->ring, ib);
176 	r = radeon_fence_emit(rdev, &ib->fence, ib->ring);
183 		const_ib->fence = radeon_fence_ref(ib->fence);
186 	if (ib->vm && !ib->vm->last_flush) {
187 		ib->vm->last_flush = radeon_fence_ref(ib->fence);