100 nouveau_abi16_ntfy_fini(struct nouveau_abi16_chan *chan,  in nouveau_abi16_ntfy_fini()  argument
103 	nvkm_mm_free(&chan->heap, &ntfy->node);  in nouveau_abi16_ntfy_fini()
110 			struct nouveau_abi16_chan *chan)  in nouveau_abi16_chan_fini()  argument
116 	if (chan->chan && chan->ntfy)  in nouveau_abi16_chan_fini()
117 		nouveau_channel_idle(chan->chan);  in nouveau_abi16_chan_fini()
120 	list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) {  in nouveau_abi16_chan_fini()
121 		nouveau_abi16_ntfy_fini(chan, ntfy);  in nouveau_abi16_chan_fini()
124 	if (chan->ntfy) {  in nouveau_abi16_chan_fini()
125 		nouveau_bo_vma_del(chan->ntfy, &chan->ntfy_vma);  in nouveau_abi16_chan_fini()
126 		nouveau_bo_unpin(chan->ntfy);  in nouveau_abi16_chan_fini()
127 		drm_gem_object_unreference_unlocked(&chan->ntfy->gem);  in nouveau_abi16_chan_fini()
130 	if (chan->heap.block_size)  in nouveau_abi16_chan_fini()
131 		nvkm_mm_fini(&chan->heap);  in nouveau_abi16_chan_fini()
134 	if (chan->chan) {  in nouveau_abi16_chan_fini()
135 		abi16->handles &= ~(1ULL << (chan->chan->object->handle & 0xffff));  in nouveau_abi16_chan_fini()
136 		nouveau_channel_del(&chan->chan);  in nouveau_abi16_chan_fini()
139 	list_del(&chan->head);  in nouveau_abi16_chan_fini()
140 	kfree(chan);  in nouveau_abi16_chan_fini()
147 	struct nouveau_abi16_chan *chan, *temp;  in nouveau_abi16_fini()  local
150 	list_for_each_entry_safe(chan, temp, &abi16->channels, head) {  in nouveau_abi16_fini()
151 		nouveau_abi16_chan_fini(abi16, chan);  in nouveau_abi16_fini()
241 	struct nouveau_abi16_chan *chan;  in nouveau_abi16_ioctl_channel_alloc()  local
274 	chan = kzalloc(sizeof(*chan), GFP_KERNEL);  in nouveau_abi16_ioctl_channel_alloc()
275 	if (!chan)  in nouveau_abi16_ioctl_channel_alloc()
278 	INIT_LIST_HEAD(&chan->notifiers);  in nouveau_abi16_ioctl_channel_alloc()
279 	list_add(&chan->head, &abi16->channels);  in nouveau_abi16_ioctl_channel_alloc()
286 				  init->tt_ctxdma_handle, &chan->chan);  in nouveau_abi16_ioctl_channel_alloc()
294 	if (chan->chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM)  in nouveau_abi16_ioctl_channel_alloc()
302 		init->subchan[1].handle = chan->chan->nvsw.handle;  in nouveau_abi16_ioctl_channel_alloc()
309 			      0, 0, &chan->ntfy);  in nouveau_abi16_ioctl_channel_alloc()
311 		ret = nouveau_bo_pin(chan->ntfy, TTM_PL_FLAG_TT, false);  in nouveau_abi16_ioctl_channel_alloc()
316 		ret = nouveau_bo_vma_add(chan->ntfy, cli->vm,  in nouveau_abi16_ioctl_channel_alloc()
317 					&chan->ntfy_vma);  in nouveau_abi16_ioctl_channel_alloc()
322 	ret = drm_gem_handle_create(file_priv, &chan->ntfy->gem,  in nouveau_abi16_ioctl_channel_alloc()
327 	ret = nvkm_mm_init(&chan->heap, 0, PAGE_SIZE, 1);  in nouveau_abi16_ioctl_channel_alloc()
330 		nouveau_abi16_chan_fini(abi16, chan);  in nouveau_abi16_ioctl_channel_alloc()
337 	struct nouveau_abi16_chan *chan;  in nouveau_abi16_chan()  local
339 	list_for_each_entry(chan, &abi16->channels, head) {  in nouveau_abi16_chan()
340 		if (chan->chan->object->handle == NOUVEAU_ABI16_CHAN(channel))  in nouveau_abi16_chan()
341 			return chan;  in nouveau_abi16_chan()
352 	struct nouveau_abi16_chan *chan;  in nouveau_abi16_ioctl_channel_free()  local
357 	chan = nouveau_abi16_chan(abi16, req->channel);  in nouveau_abi16_ioctl_channel_free()
358 	if (!chan)  in nouveau_abi16_ioctl_channel_free()
360 	nouveau_abi16_chan_fini(abi16, chan);  in nouveau_abi16_ioctl_channel_free()
426 	struct nouveau_abi16_chan *chan;  in nouveau_abi16_ioctl_notifierobj_alloc()  local
440 	chan = nouveau_abi16_chan(abi16, info->channel);  in nouveau_abi16_ioctl_notifierobj_alloc()
441 	if (!chan)  in nouveau_abi16_ioctl_notifierobj_alloc()
448 	list_add(&ntfy->head, &chan->notifiers);  in nouveau_abi16_ioctl_notifierobj_alloc()
451 	ret = nvkm_mm_head(&chan->heap, 0, 1, info->size, info->size, 1,  in nouveau_abi16_ioctl_notifierobj_alloc()
461 		args.ctxdma.start += chan->ntfy_vma.offset;  in nouveau_abi16_ioctl_notifierobj_alloc()
462 		args.ctxdma.limit += chan->ntfy_vma.offset;  in nouveau_abi16_ioctl_notifierobj_alloc()
467 		args.ctxdma.start += drm->agp.base + chan->ntfy->bo.offset;  in nouveau_abi16_ioctl_notifierobj_alloc()
468 		args.ctxdma.limit += drm->agp.base + chan->ntfy->bo.offset;  in nouveau_abi16_ioctl_notifierobj_alloc()
473 		args.ctxdma.start += chan->ntfy->bo.offset;  in nouveau_abi16_ioctl_notifierobj_alloc()
474 		args.ctxdma.limit += chan->ntfy->bo.offset;  in nouveau_abi16_ioctl_notifierobj_alloc()
486 		nouveau_abi16_ntfy_fini(chan, ntfy);  in nouveau_abi16_ioctl_notifierobj_alloc()
507 	struct nouveau_abi16_chan *chan;  in nouveau_abi16_ioctl_gpuobj_free()  local
515 	chan = nouveau_abi16_chan(abi16, fini->channel);  in nouveau_abi16_ioctl_gpuobj_free()
516 	if (!chan)  in nouveau_abi16_ioctl_gpuobj_free()
521 	nouveau_channel_idle(chan->chan);  in nouveau_abi16_ioctl_gpuobj_free()
528 	list_for_each_entry(ntfy, &chan->notifiers, head) {  in nouveau_abi16_ioctl_gpuobj_free()
530 			nvkm_mm_free(&chan->heap, &ntfy->node);  in nouveau_abi16_ioctl_gpuobj_free()