Lines Matching refs:bo
31 drm_private void bo_del(struct etna_bo *bo);
34 static void set_name(struct etna_bo *bo, uint32_t name)
36 bo->name = name;
38 drmHashInsert(bo->dev->name_table, name, bo);
42 drm_private void bo_del(struct etna_bo *bo)
44 if (bo->map)
45 drm_munmap(bo->map, bo->size);
47 if (bo->name)
48 drmHashDelete(bo->dev->name_table, bo->name);
50 if (bo->handle) {
51 drmHashDelete(bo->dev->handle_table, bo->handle);
52 drmCloseBufferHandle(bo->dev->fd, bo->handle);
55 free(bo);
61 struct etna_bo *bo = NULL;
63 if (!drmHashLookup(tbl, handle, (void **)&bo)) {
65 bo = etna_bo_ref(bo);
67 /* don't break the bucket if this bo was found in one */
68 list_delinit(&bo->list);
71 return bo;
78 struct etna_bo *bo = calloc(sizeof(*bo), 1);
80 if (!bo) {
85 bo->dev = etna_device_ref(dev);
86 bo->size = size;
87 bo->handle = handle;
88 bo->flags = flags;
89 atomic_set(&bo->refcnt, 1);
90 list_inithead(&bo->list);
92 drmHashInsert(dev->handle_table, handle, bo);
94 return bo;
101 struct etna_bo *bo;
107 bo = etna_bo_cache_alloc(&dev->bo_cache, &size, flags);
108 if (bo)
109 return bo;
118 bo = bo_from_handle(dev, size, req.handle, flags);
119 bo->reuse = 1;
122 return bo;
125 drm_public struct etna_bo *etna_bo_ref(struct etna_bo *bo)
127 atomic_inc(&bo->refcnt);
129 return bo;
133 static int get_buffer_info(struct etna_bo *bo)
137 .handle = bo->handle,
140 ret = drmCommandWriteRead(bo->dev->fd, DRM_ETNAVIV_GEM_INFO,
147 bo->offset = req.offset;
156 struct etna_bo *bo;
163 /* check name table first, to see if bo is already open: */
164 bo = lookup_bo(dev->name_table, name);
165 if (bo)
173 bo = lookup_bo(dev->handle_table, req.handle);
174 if (bo)
177 bo = bo_from_handle(dev, req.size, req.handle, 0);
178 if (bo)
179 set_name(bo, name);
184 return bo;
193 struct etna_bo *bo;
209 bo = lookup_bo(dev->handle_table, handle);
210 if (bo)
213 /* lseek() to get bo size */
217 bo = bo_from_handle(dev, size, handle, 0);
222 return bo;
226 drm_public void etna_bo_del(struct etna_bo *bo)
228 struct etna_device *dev = bo->dev;
230 if (!bo)
233 if (!atomic_dec_and_test(&bo->refcnt))
238 if (bo->reuse && (etna_bo_cache_free(&dev->bo_cache, bo) == 0))
241 bo_del(bo);
248 drm_public int etna_bo_get_name(struct etna_bo *bo, uint32_t *name)
250 if (!bo->name) {
252 .handle = bo->handle,
256 ret = drmIoctl(bo->dev->fd, DRM_IOCTL_GEM_FLINK, &req);
262 set_name(bo, req.name);
264 bo->reuse = 0;
267 *name = bo->name;
272 drm_public uint32_t etna_bo_handle(struct etna_bo *bo)
274 return bo->handle;
280 drm_public int etna_bo_dmabuf(struct etna_bo *bo)
284 ret = drmPrimeHandleToFD(bo->dev->fd, bo->handle, DRM_CLOEXEC,
291 bo->reuse = 0;
296 drm_public uint32_t etna_bo_size(struct etna_bo *bo)
298 return bo->size;
301 drm_public void *etna_bo_map(struct etna_bo *bo)
303 if (!bo->map) {
304 if (!bo->offset) {
305 get_buffer_info(bo);
308 bo->map = drm_mmap(0, bo->size, PROT_READ | PROT_WRITE,
309 MAP_SHARED, bo->dev->fd, bo->offset);
310 if (bo->map == MAP_FAILED) {
312 bo->map = NULL;
316 return bo->map;
319 drm_public int etna_bo_cpu_prep(struct etna_bo *bo, uint32_t op)
322 .handle = bo->handle,
328 return drmCommandWrite(bo->dev->fd, DRM_ETNAVIV_GEM_CPU_PREP,
332 drm_public void etna_bo_cpu_fini(struct etna_bo *bo)
335 .handle = bo->handle,
338 drmCommandWrite(bo->dev->fd, DRM_ETNAVIV_GEM_CPU_FINI,