Lines Matching refs:ar
20 static const void *carl9170_fw_find_desc(struct ar9170 *ar, const u8 descid[4],
25 carl9170fw_for_each_hdr(iter, ar->fw.desc) {
39 static int carl9170_fw_verify_descs(struct ar9170 *ar,
82 static void carl9170_fw_info(struct ar9170 *ar)
88 dev_info(&ar->udev->dev, "driver API: %s 2%03d-%02d-%02d [%d-%d]\n",
93 motd_desc = carl9170_fw_find_desc(ar, MOTD_MAGIC,
102 dev_info(&ar->udev->dev, "firmware API: %.*s 2%03d-%02d-%02d\n",
108 strscpy(ar->hw->wiphy->fw_version, motd_desc->release,
109 sizeof(ar->hw->wiphy->fw_version));
131 static int carl9170_fw_checksum(struct ar9170 *ar, const __u8 *data,
141 last_desc = carl9170_fw_find_desc(ar, LAST_MAGIC,
146 otus_desc = carl9170_fw_find_desc(ar, OTUS_MAGIC,
149 dev_err(&ar->udev->dev, "failed to find compatible firmware "
154 chk_desc = carl9170_fw_find_desc(ar, CHK_MAGIC,
158 dev_warn(&ar->udev->dev, "Unprotected firmware image.\n");
176 dev_err(&ar->udev->dev, "fw checksum test failed.\n");
182 dev_err(&ar->udev->dev, "descriptor check failed.\n");
188 static int carl9170_fw_tx_sequence(struct ar9170 *ar)
192 txsq_desc = carl9170_fw_find_desc(ar, TXSQ_MAGIC, sizeof(*txsq_desc),
195 ar->fw.tx_seq_table = le32_to_cpu(txsq_desc->seq_table_addr);
196 if (!valid_cpu_addr(ar->fw.tx_seq_table))
199 ar->fw.tx_seq_table = 0;
205 static void carl9170_fw_set_if_combinations(struct ar9170 *ar,
208 if (ar->fw.vif_num < 2)
211 ar->if_comb_limits[0].max = ar->fw.vif_num;
212 ar->if_comb_limits[0].types = if_comb_types;
214 ar->if_combs[0].num_different_channels = 1;
215 ar->if_combs[0].max_interfaces = ar->fw.vif_num;
216 ar->if_combs[0].limits = ar->if_comb_limits;
217 ar->if_combs[0].n_limits = ARRAY_SIZE(ar->if_comb_limits);
219 ar->hw->wiphy->iface_combinations = ar->if_combs;
220 ar->hw->wiphy->n_iface_combinations = ARRAY_SIZE(ar->if_combs);
223 static int carl9170_fw(struct ar9170 *ar, const __u8 *data, size_t len)
229 err = carl9170_fw_checksum(ar, data, len);
233 otus_desc = carl9170_fw_find_desc(ar, OTUS_MAGIC,
243 dev_err(&ar->udev->dev, "invalid firmware descriptor "
248 ar->fw.api_version = otus_desc->api_ver;
250 if (ar->fw.api_version < CARL9170FW_API_MIN_VER ||
251 ar->fw.api_version > CARL9170FW_API_MAX_VER) {
252 dev_err(&ar->udev->dev, "unsupported firmware api version.\n");
258 dev_err(&ar->udev->dev, "firmware does support "
265 dev_warn(&ar->udev->dev, "driver does not support all "
270 dev_info(&ar->udev->dev, "crypto offloading is disabled "
272 ar->fw.disable_offload_fw = true;
276 ieee80211_hw_set(ar->hw, SUPPORTS_PS);
279 dev_err(&ar->udev->dev, "firmware does not provide "
285 ar->fw.offset = le16_to_cpu(otus_desc->miniboot_size);
287 ar->fw.offset = 0;
290 ar->hw->extra_tx_headroom += sizeof(struct ar9170_stream);
291 ar->fw.tx_stream = true;
295 ar->fw.rx_stream = true;
298 ar->fw.rx_filter = true;
299 ar->rx_filter_caps = FIF_FCSFAIL | FIF_PLCPFAIL |
304 ar->fw.hw_counters = true;
307 device_set_wakeup_enable(&ar->udev->dev, true);
310 ar->fw.ba_filter = true;
315 ar->fw.vif_num = otus_desc->vif_num;
316 ar->fw.cmd_bufs = otus_desc->cmd_bufs;
317 ar->fw.address = le32_to_cpu(otus_desc->fw_address);
318 ar->fw.rx_size = le16_to_cpu(otus_desc->rx_max_frame_len);
319 ar->fw.mem_blocks = min_t(unsigned int, otus_desc->tx_descs, 0xfe);
320 atomic_set(&ar->mem_free_blocks, ar->fw.mem_blocks);
321 ar->fw.mem_block_size = le16_to_cpu(otus_desc->tx_frag_len);
323 if (ar->fw.vif_num >= AR9170_MAX_VIRTUAL_MAC || !ar->fw.vif_num ||
324 ar->fw.mem_blocks < 16 || !ar->fw.cmd_bufs ||
325 ar->fw.mem_block_size < 64 || ar->fw.mem_block_size > 512 ||
326 ar->fw.rx_size > 32768 || ar->fw.rx_size < 4096 ||
327 !valid_cpu_addr(ar->fw.address)) {
328 dev_err(&ar->udev->dev, "firmware shows obvious signs of "
333 ar->fw.beacon_addr = le32_to_cpu(otus_desc->bcn_addr);
334 ar->fw.beacon_max_len = le16_to_cpu(otus_desc->bcn_len);
336 if (valid_dma_addr(ar->fw.beacon_addr) && ar->fw.beacon_max_len >=
338 ar->hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);
350 carl9170_fw_set_if_combinations(ar, if_comb_types);
352 ar->hw->wiphy->interface_modes |= if_comb_types;
354 ar->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
357 ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
361 return carl9170_fw_tx_sequence(ar);
365 carl9170_find_fw_desc(struct ar9170 *ar, const __u8 *fw_data, const size_t len)
371 dev_err(&ar->udev->dev, "firmware size is out of bound.\n");
394 int carl9170_parse_firmware(struct ar9170 *ar)
397 const struct firmware *fw = ar->fw.fw;
404 fw_desc = carl9170_find_fw_desc(ar, fw->data, fw->size);
407 dev_err(&ar->udev->dev, "unsupported firmware.\n");
413 err = carl9170_fw_verify_descs(ar, fw_desc, fw->size - header_offset);
415 dev_err(&ar->udev->dev, "damaged firmware (%d).\n", err);
419 ar->fw.desc = fw_desc;
421 carl9170_fw_info(ar);
423 err = carl9170_fw(ar, fw->data, fw->size);
425 dev_err(&ar->udev->dev, "failed to parse firmware (%d).\n",