drm/qxl/qxl_release.c

54 	return "release";
61 	struct qxl_release *release;
67 	release = container_of(fence, struct qxl_release, base);
68 	have_drawable_releases = release->type == QXL_RELEASE_DRAWABLE;
99 				       "failed to wait on release %llu after spincount %d\n",
127 	struct qxl_release *release;
129 	size_t size = sizeof(*release);
131 	release = kmalloc(size, GFP_KERNEL);
132 	if (!release) {
136 	release->base.ops = NULL;
137 	release->type = type;
138 	release->release_offset = 0;
139 	release->surface_release_id = 0;
140 	INIT_LIST_HEAD(&release->bos);
144 	handle = idr_alloc(&qdev->release_idr, release, 1, 0, GFP_NOWAIT);
145 	release->base.seqno = ++qdev->release_seqno;
149 		kfree(release);
153 	*ret = release;
154 	DRM_DEBUG_DRIVER("allocated release %d\n", handle);
155 	release->id = handle;
160 qxl_release_free_list(struct qxl_release *release)
162 	while (!list_empty(&release->bos)) {
166 		entry = container_of(release->bos.next,
173 	release->release_bo = NULL;
178 		 struct qxl_release *release)
180 	DRM_DEBUG_DRIVER("release %d, type %d\n", release->id, release->type);
182 	if (release->surface_release_id)
183 		qxl_surface_id_dealloc(qdev, release->surface_release_id);
186 	idr_remove(&qdev->release_idr, release->id);
189 	if (release->base.ops) {
190 		WARN_ON(list_empty(&release->bos));
191 		qxl_release_free_list(release);
193 		dma_fence_signal(&release->base);
194 		dma_fence_put(&release->base);
196 		qxl_release_free_list(release);
197 		kfree(release);
211 int qxl_release_list_add(struct qxl_release *release, struct qxl_bo *bo)
215 	list_for_each_entry(entry, &release->bos, tv.head) {
227 	list_add_tail(&entry->tv.head, &release->bos);
254 int qxl_release_reserve_list(struct qxl_release *release, bool no_intr)
259 	/* if only one object on the release its the release itself
261 	if (list_is_singular(&release->bos))
264 	ret = ttm_eu_reserve_buffers(&release->ticket, &release->bos,
269 	list_for_each_entry(entry, &release->bos, tv.head) {
274 			ttm_eu_backoff_reservation(&release->ticket, &release->bos);
281 void qxl_release_backoff_reserve_list(struct qxl_release *release)
283 	/* if only one object on the release its the release itself
285 	if (list_is_singular(&release->bos))
288 	ttm_eu_backoff_reservation(&release->ticket, &release->bos);
294 				       struct qxl_release **release)
301 		/* stash the release after the create command */
302 		idr_ret = qxl_release_alloc(qdev, QXL_RELEASE_SURFACE_CMD, release);
307 		(*release)->release_bo = bo;
308 		(*release)->release_offset = create_rel->release_offset + 64;
310 		qxl_release_list_add(*release, bo);
312 		info = qxl_release_map(qdev, *release);
314 		qxl_release_unmap(qdev, *release, info);
319 					 QXL_RELEASE_SURFACE_CMD, release, NULL);
323 				       int type, struct qxl_release **release,
348 	idr_ret = qxl_release_alloc(qdev, type, release);
370 			qxl_release_free(qdev, *release);
377 	(*release)->release_bo = bo;
378 	(*release)->release_offset = qdev->current_release_bo_offset[cur_idx] * release_size_per_bo[cur_idx];
390 	ret = qxl_release_list_add(*release, bo);
393 		qxl_release_free(qdev, *release);
397 	info = qxl_release_map(qdev, *release);
399 	qxl_release_unmap(qdev, *release, info);
407 	struct qxl_release *release;
410 	release = idr_find(&qdev->release_idr, id);
412 	if (!release) {
417 	return release;
421 					struct qxl_release *release)
425 	struct qxl_bo *bo = release->release_bo;
427 	ptr = qxl_bo_kmap_atomic_page(qdev, bo, release->release_offset & PAGE_MASK);
430 	info = ptr + (release->release_offset & ~PAGE_MASK);
435 		       struct qxl_release *release,
438 	struct qxl_bo *bo = release->release_bo;
441 	ptr = ((void *)info) - (release->release_offset & ~PAGE_MASK);
445 void qxl_release_fence_buffer_objects(struct qxl_release *release)
452 	/* if only one object on the release its the release itself
454 	if (list_is_singular(&release->bos) || list_empty(&release->bos))
457 	bo = list_first_entry(&release->bos, struct ttm_validate_buffer, head)->bo;
465 	dma_fence_init(&release->base, &qxl_fence_ops, &qdev->release_lock,
466 		       release->id | 0xf0000000, release->base.seqno);
467 	trace_dma_fence_emit(&release->base);
469 	list_for_each_entry(entry, &release->bos, head) {
472 		dma_resv_add_fence(bo->base.resv, &release->base,
477 	ww_acquire_fini(&release->ticket);