Lines Matching refs:fw_priv
82 static inline struct fw_priv *to_fw_priv(struct kref *ref) in to_fw_priv()
84 return container_of(ref, struct fw_priv, ref); in to_fw_priv()
96 static void fw_state_init(struct fw_priv *fw_priv) in fw_state_init() argument
98 struct fw_state *fw_st = &fw_priv->fw_st; in fw_state_init()
104 static inline int fw_state_wait(struct fw_priv *fw_priv) in fw_state_wait() argument
106 return __fw_state_wait_common(fw_priv, MAX_SCHEDULE_TIMEOUT); in fw_state_wait()
109 static void fw_cache_piggyback_on_request(struct fw_priv *fw_priv);
111 static struct fw_priv *__allocate_fw_priv(const char *fw_name, in __allocate_fw_priv()
118 struct fw_priv *fw_priv; in __allocate_fw_priv() local
128 fw_priv = kzalloc(sizeof(*fw_priv), GFP_ATOMIC); in __allocate_fw_priv()
129 if (!fw_priv) in __allocate_fw_priv()
132 fw_priv->fw_name = kstrdup_const(fw_name, GFP_ATOMIC); in __allocate_fw_priv()
133 if (!fw_priv->fw_name) { in __allocate_fw_priv()
134 kfree(fw_priv); in __allocate_fw_priv()
138 kref_init(&fw_priv->ref); in __allocate_fw_priv()
139 fw_priv->fwc = fwc; in __allocate_fw_priv()
140 fw_priv->data = dbuf; in __allocate_fw_priv()
141 fw_priv->allocated_size = size; in __allocate_fw_priv()
142 fw_priv->offset = offset; in __allocate_fw_priv()
143 fw_priv->opt_flags = opt_flags; in __allocate_fw_priv()
144 fw_state_init(fw_priv); in __allocate_fw_priv()
146 INIT_LIST_HEAD(&fw_priv->pending_list); in __allocate_fw_priv()
149 pr_debug("%s: fw-%s fw_priv=%p\n", __func__, fw_name, fw_priv); in __allocate_fw_priv()
151 return fw_priv; in __allocate_fw_priv()
154 static struct fw_priv *__lookup_fw_priv(const char *fw_name) in __lookup_fw_priv()
156 struct fw_priv *tmp; in __lookup_fw_priv()
168 struct fw_priv **fw_priv, in alloc_lookup_fw_priv() argument
174 struct fw_priv *tmp; in alloc_lookup_fw_priv()
186 *fw_priv = tmp; in alloc_lookup_fw_priv()
200 *fw_priv = tmp; in alloc_lookup_fw_priv()
208 struct fw_priv *fw_priv = to_fw_priv(ref); in __free_fw_priv() local
209 struct firmware_cache *fwc = fw_priv->fwc; in __free_fw_priv()
212 __func__, fw_priv->fw_name, fw_priv, fw_priv->data, in __free_fw_priv()
213 (unsigned int)fw_priv->size); in __free_fw_priv()
215 list_del(&fw_priv->list); in __free_fw_priv()
218 if (fw_is_paged_buf(fw_priv)) in __free_fw_priv()
219 fw_free_paged_buf(fw_priv); in __free_fw_priv()
220 else if (!fw_priv->allocated_size) in __free_fw_priv()
221 vfree(fw_priv->data); in __free_fw_priv()
223 kfree_const(fw_priv->fw_name); in __free_fw_priv()
224 kfree(fw_priv); in __free_fw_priv()
227 static void free_fw_priv(struct fw_priv *fw_priv) in free_fw_priv() argument
229 struct firmware_cache *fwc = fw_priv->fwc; in free_fw_priv()
231 if (!kref_put(&fw_priv->ref, __free_fw_priv)) in free_fw_priv()
236 bool fw_is_paged_buf(struct fw_priv *fw_priv) in fw_is_paged_buf() argument
238 return fw_priv->is_paged_buf; in fw_is_paged_buf()
241 void fw_free_paged_buf(struct fw_priv *fw_priv) in fw_free_paged_buf() argument
245 if (!fw_priv->pages) in fw_free_paged_buf()
248 vunmap(fw_priv->data); in fw_free_paged_buf()
250 for (i = 0; i < fw_priv->nr_pages; i++) in fw_free_paged_buf()
251 __free_page(fw_priv->pages[i]); in fw_free_paged_buf()
252 kvfree(fw_priv->pages); in fw_free_paged_buf()
253 fw_priv->pages = NULL; in fw_free_paged_buf()
254 fw_priv->page_array_size = 0; in fw_free_paged_buf()
255 fw_priv->nr_pages = 0; in fw_free_paged_buf()
258 int fw_grow_paged_buf(struct fw_priv *fw_priv, int pages_needed) in fw_grow_paged_buf() argument
261 if (fw_priv->page_array_size < pages_needed) { in fw_grow_paged_buf()
263 fw_priv->page_array_size * 2); in fw_grow_paged_buf()
270 memcpy(new_pages, fw_priv->pages, in fw_grow_paged_buf()
271 fw_priv->page_array_size * sizeof(void *)); in fw_grow_paged_buf()
272 memset(&new_pages[fw_priv->page_array_size], 0, sizeof(void *) * in fw_grow_paged_buf()
273 (new_array_size - fw_priv->page_array_size)); in fw_grow_paged_buf()
274 kvfree(fw_priv->pages); in fw_grow_paged_buf()
275 fw_priv->pages = new_pages; in fw_grow_paged_buf()
276 fw_priv->page_array_size = new_array_size; in fw_grow_paged_buf()
279 while (fw_priv->nr_pages < pages_needed) { in fw_grow_paged_buf()
280 fw_priv->pages[fw_priv->nr_pages] = in fw_grow_paged_buf()
283 if (!fw_priv->pages[fw_priv->nr_pages]) in fw_grow_paged_buf()
285 fw_priv->nr_pages++; in fw_grow_paged_buf()
291 int fw_map_paged_buf(struct fw_priv *fw_priv) in fw_map_paged_buf() argument
294 if (!fw_priv->pages) in fw_map_paged_buf()
297 vunmap(fw_priv->data); in fw_map_paged_buf()
298 fw_priv->data = vmap(fw_priv->pages, fw_priv->nr_pages, 0, in fw_map_paged_buf()
300 if (!fw_priv->data) in fw_map_paged_buf()
322 static int fw_decompress_xz_single(struct device *dev, struct fw_priv *fw_priv, in fw_decompress_xz_single() argument
336 xz_buf.out_size = fw_priv->allocated_size; in fw_decompress_xz_single()
337 xz_buf.out = fw_priv->data; in fw_decompress_xz_single()
343 fw_priv->size = xz_buf.out_pos; in fw_decompress_xz_single()
348 static int fw_decompress_xz_pages(struct device *dev, struct fw_priv *fw_priv, in fw_decompress_xz_pages() argument
365 fw_priv->is_paged_buf = true; in fw_decompress_xz_pages()
366 fw_priv->size = 0; in fw_decompress_xz_pages()
368 if (fw_grow_paged_buf(fw_priv, fw_priv->nr_pages + 1)) { in fw_decompress_xz_pages()
374 page = fw_priv->pages[fw_priv->nr_pages - 1]; in fw_decompress_xz_pages()
380 fw_priv->size += xz_buf.out_pos; in fw_decompress_xz_pages()
388 err = fw_map_paged_buf(fw_priv); in fw_decompress_xz_pages()
395 static int fw_decompress_xz(struct device *dev, struct fw_priv *fw_priv, in fw_decompress_xz() argument
399 if (fw_priv->data) in fw_decompress_xz()
400 return fw_decompress_xz_single(dev, fw_priv, in_size, in_buffer); in fw_decompress_xz()
402 return fw_decompress_xz_pages(dev, fw_priv, in_size, in_buffer); in fw_decompress_xz()
425 fw_get_filesystem_firmware(struct device *device, struct fw_priv *fw_priv, in fw_get_filesystem_firmware() argument
428 struct fw_priv *fw_priv, in fw_get_filesystem_firmware()
440 if (!decompress && fw_priv->data) { in fw_get_filesystem_firmware()
441 buffer = fw_priv->data; in fw_get_filesystem_firmware()
442 msize = fw_priv->allocated_size; in fw_get_filesystem_firmware()
459 fw_path[i], fw_priv->fw_name, suffix); in fw_get_filesystem_firmware()
465 fw_priv->size = 0; in fw_get_filesystem_firmware()
472 if ((fw_priv->opt_flags & FW_OPT_PARTIAL) && buffer) in fw_get_filesystem_firmware()
476 rc = kernel_read_file_from_path_initns(path, fw_priv->offset, in fw_get_filesystem_firmware()
495 fw_priv->fw_name); in fw_get_filesystem_firmware()
496 rc = decompress(device, fw_priv, size, buffer); in fw_get_filesystem_firmware()
501 fw_free_paged_buf(fw_priv); in fw_get_filesystem_firmware()
506 fw_priv->fw_name); in fw_get_filesystem_firmware()
507 if (!fw_priv->data) in fw_get_filesystem_firmware()
508 fw_priv->data = buffer; in fw_get_filesystem_firmware()
509 fw_priv->size = size; in fw_get_filesystem_firmware()
511 fw_state_done(fw_priv); in fw_get_filesystem_firmware()
531 static void fw_set_page_data(struct fw_priv *fw_priv, struct firmware *fw) in fw_set_page_data() argument
533 fw->priv = fw_priv; in fw_set_page_data()
534 fw->size = fw_priv->size; in fw_set_page_data()
535 fw->data = fw_priv->data; in fw_set_page_data()
538 __func__, fw_priv->fw_name, fw_priv, fw_priv->data, in fw_set_page_data()
539 (unsigned int)fw_priv->size); in fw_set_page_data()
620 struct fw_priv *fw_priv = fw->priv; in assign_fw() local
624 if (!fw_priv->size || fw_state_is_aborted(fw_priv)) { in assign_fw()
637 if (device && (fw_priv->opt_flags & FW_OPT_UEVENT) && in assign_fw()
638 !(fw_priv->opt_flags & FW_OPT_NOCACHE)) { in assign_fw()
639 ret = fw_add_devm_name(device, fw_priv->fw_name); in assign_fw()
650 if (!(fw_priv->opt_flags & FW_OPT_NOCACHE) && in assign_fw()
651 fw_priv->fwc->state == FW_LOADER_START_CACHE) in assign_fw()
652 fw_cache_piggyback_on_request(fw_priv); in assign_fw()
655 fw_set_page_data(fw_priv, fw); in assign_fw()
670 struct fw_priv *fw_priv; in _request_firmware_prepare() local
685 ret = alloc_lookup_fw_priv(name, &fw_cache, &fw_priv, dbuf, size, in _request_firmware_prepare()
692 firmware->priv = fw_priv; in _request_firmware_prepare()
695 ret = fw_state_wait(fw_priv); in _request_firmware_prepare()
697 fw_set_page_data(fw_priv, firmware); in _request_firmware_prepare()
718 struct fw_priv *fw_priv; in fw_abort_batch_reqs() local
724 fw_priv = fw->priv; in fw_abort_batch_reqs()
726 if (!fw_state_is_aborted(fw_priv)) in fw_abort_batch_reqs()
727 fw_state_aborted(fw_priv); in fw_abort_batch_reqs()
1129 static struct fw_priv *lookup_fw_priv(const char *fw_name) in lookup_fw_priv()
1131 struct fw_priv *tmp; in lookup_fw_priv()
1154 struct fw_priv *fw_priv; in uncache_firmware() local
1162 fw_priv = lookup_fw_priv(fw_name); in uncache_firmware()
1163 if (fw_priv) { in uncache_firmware()
1164 free_fw_priv(fw_priv); in uncache_firmware()
1201 static void fw_cache_piggyback_on_request(struct fw_priv *fw_priv) in fw_cache_piggyback_on_request() argument
1203 const char *name = fw_priv->fw_name; in fw_cache_piggyback_on_request()
1204 struct firmware_cache *fwc = fw_priv->fwc; in fw_cache_piggyback_on_request()
1214 kref_get(&fw_priv->ref); in fw_cache_piggyback_on_request()
1449 static void fw_cache_piggyback_on_request(struct fw_priv *fw_priv) in fw_cache_piggyback_on_request() argument