Lines Matching refs:priv
84 static struct sk_buff *alloc_lc_skb(struct nfcmrvl_private *priv, uint8_t plen) in alloc_lc_skb() argument
89 skb = nci_skb_alloc(priv->ndev, (NCI_DATA_HDR_SIZE + plen), GFP_KERNEL); in alloc_lc_skb()
106 static void fw_dnld_over(struct nfcmrvl_private *priv, u32 error) in fw_dnld_over() argument
108 if (priv->fw_dnld.fw) { in fw_dnld_over()
109 release_firmware(priv->fw_dnld.fw); in fw_dnld_over()
110 priv->fw_dnld.fw = NULL; in fw_dnld_over()
111 priv->fw_dnld.header = NULL; in fw_dnld_over()
112 priv->fw_dnld.binary_config = NULL; in fw_dnld_over()
115 atomic_set(&priv->ndev->cmd_cnt, 0); in fw_dnld_over()
117 if (timer_pending(&priv->ndev->cmd_timer)) in fw_dnld_over()
118 del_timer_sync(&priv->ndev->cmd_timer); in fw_dnld_over()
120 if (timer_pending(&priv->fw_dnld.timer)) in fw_dnld_over()
121 del_timer_sync(&priv->fw_dnld.timer); in fw_dnld_over()
123 nfc_info(priv->dev, "FW loading over (%d)]\n", error); in fw_dnld_over()
127 nfcmrvl_chip_halt(priv); in fw_dnld_over()
130 nfc_fw_download_done(priv->ndev->nfc_dev, priv->fw_dnld.name, error); in fw_dnld_over()
135 struct nfcmrvl_private *priv = (struct nfcmrvl_private *) arg; in fw_dnld_timeout() local
137 nfc_err(priv->dev, "FW loading timeout"); in fw_dnld_timeout()
138 priv->fw_dnld.state = STATE_RESET; in fw_dnld_timeout()
139 fw_dnld_over(priv, -ETIMEDOUT); in fw_dnld_timeout()
142 static int process_state_reset(struct nfcmrvl_private *priv, in process_state_reset() argument
150 nfc_info(priv->dev, "BootROM reset, start fw download\n"); in process_state_reset()
153 priv->fw_dnld.state = STATE_INIT; in process_state_reset()
154 nci_send_cmd(priv->ndev, NCI_OP_CORE_INIT_CMD, 0, NULL); in process_state_reset()
159 static int process_state_init(struct nfcmrvl_private *priv, struct sk_buff *skb) in process_state_init() argument
171 memcpy(cmd.param.val, &priv->fw_dnld.header->ref_clock, 4); in process_state_init()
173 nci_send_cmd(priv->ndev, NCI_OP_CORE_SET_CONFIG_CMD, 3 + cmd.param.len, in process_state_init()
176 priv->fw_dnld.state = STATE_SET_REF_CLOCK; in process_state_init()
180 static void create_lc(struct nfcmrvl_private *priv) in create_lc() argument
184 priv->fw_dnld.state = STATE_OPEN_LC; in create_lc()
185 nci_send_cmd(priv->ndev, NCI_OP_CORE_CONN_CREATE_CMD, 2, param); in create_lc()
188 static int process_state_set_ref_clock(struct nfcmrvl_private *priv, in process_state_set_ref_clock() argument
200 switch (priv->phy) { in process_state_set_ref_clock()
204 &priv->fw_dnld.binary_config->uart.baudrate, in process_state_set_ref_clock()
207 priv->fw_dnld.binary_config->uart.flow_control; in process_state_set_ref_clock()
212 &priv->fw_dnld.binary_config->i2c.clk, in process_state_set_ref_clock()
219 &priv->fw_dnld.binary_config->spi.clk, in process_state_set_ref_clock()
224 create_lc(priv); in process_state_set_ref_clock()
228 priv->fw_dnld.state = STATE_SET_HI_CONFIG; in process_state_set_ref_clock()
229 nci_send_cmd(priv->ndev, NCI_OP_CORE_SET_CONFIG_CMD, 3 + cmd.param.len, in process_state_set_ref_clock()
234 static int process_state_set_hi_config(struct nfcmrvl_private *priv, in process_state_set_hi_config() argument
241 create_lc(priv); in process_state_set_hi_config()
245 static int process_state_open_lc(struct nfcmrvl_private *priv, in process_state_open_lc() argument
253 priv->fw_dnld.state = STATE_FW_DNLD; in process_state_open_lc()
254 priv->fw_dnld.substate = SUBSTATE_WAIT_COMMAND; in process_state_open_lc()
255 priv->fw_dnld.offset = priv->fw_dnld.binary_config->offset; in process_state_open_lc()
259 static int process_state_fw_dnld(struct nfcmrvl_private *priv, in process_state_fw_dnld() argument
266 switch (priv->fw_dnld.substate) { in process_state_fw_dnld()
280 nfc_err(priv->dev, "bad command"); in process_state_fw_dnld()
291 nfc_err(priv->dev, "bad len complement: %x %x %x", in process_state_fw_dnld()
293 out_skb = alloc_lc_skb(priv, 1); in process_state_fw_dnld()
297 nci_send_frame(priv->ndev, out_skb); in process_state_fw_dnld()
298 priv->fw_dnld.substate = SUBSTATE_WAIT_NACK_CREDIT; in process_state_fw_dnld()
301 priv->fw_dnld.chunk_len = len; in process_state_fw_dnld()
302 out_skb = alloc_lc_skb(priv, 1); in process_state_fw_dnld()
306 nci_send_frame(priv->ndev, out_skb); in process_state_fw_dnld()
307 priv->fw_dnld.substate = SUBSTATE_WAIT_ACK_CREDIT; in process_state_fw_dnld()
314 nfc_err(priv->dev, "bad packet: waiting for credit"); in process_state_fw_dnld()
317 if (priv->fw_dnld.chunk_len == 0) { in process_state_fw_dnld()
321 priv->fw_dnld.state = STATE_CLOSE_LC; in process_state_fw_dnld()
322 nci_send_cmd(priv->ndev, NCI_OP_CORE_CONN_CLOSE_CMD, in process_state_fw_dnld()
325 out_skb = alloc_lc_skb(priv, priv->fw_dnld.chunk_len); in process_state_fw_dnld()
328 memcpy(skb_put(out_skb, priv->fw_dnld.chunk_len), in process_state_fw_dnld()
329 ((uint8_t *)priv->fw_dnld.fw->data) + in process_state_fw_dnld()
330 priv->fw_dnld.offset, in process_state_fw_dnld()
331 priv->fw_dnld.chunk_len); in process_state_fw_dnld()
332 nci_send_frame(priv->ndev, out_skb); in process_state_fw_dnld()
333 priv->fw_dnld.substate = SUBSTATE_WAIT_DATA_CREDIT; in process_state_fw_dnld()
341 nfc_err(priv->dev, "bad packet: waiting for credit"); in process_state_fw_dnld()
344 priv->fw_dnld.offset += priv->fw_dnld.chunk_len; in process_state_fw_dnld()
345 priv->fw_dnld.chunk_len = 0; in process_state_fw_dnld()
346 priv->fw_dnld.substate = SUBSTATE_WAIT_COMMAND; in process_state_fw_dnld()
353 nfc_err(priv->dev, "bad packet: waiting for credit"); in process_state_fw_dnld()
356 priv->fw_dnld.substate = SUBSTATE_WAIT_COMMAND; in process_state_fw_dnld()
362 static int process_state_close_lc(struct nfcmrvl_private *priv, in process_state_close_lc() argument
369 priv->fw_dnld.state = STATE_BOOT; in process_state_close_lc()
370 nci_send_cmd(priv->ndev, NCI_OP_PROPRIETARY_BOOT_CMD, 0, NULL); in process_state_close_lc()
374 static int process_state_boot(struct nfcmrvl_private *priv, struct sk_buff *skb) in process_state_boot() argument
384 priv->if_ops->nci_update_config(priv, in process_state_boot()
385 &priv->fw_dnld.binary_config->config); in process_state_boot()
387 if (priv->fw_dnld.binary_config == &priv->fw_dnld.header->helper) { in process_state_boot()
393 priv->fw_dnld.state = STATE_RESET; in process_state_boot()
394 priv->fw_dnld.binary_config = &priv->fw_dnld.header->firmware; in process_state_boot()
395 nfc_info(priv->dev, "FW loading: helper loaded"); in process_state_boot()
397 nfc_info(priv->dev, "FW loading: firmware loaded"); in process_state_boot()
398 fw_dnld_over(priv, 0); in process_state_boot()
410 struct nfcmrvl_private *priv = container_of(fw_dnld, in fw_dnld_rx_work() local
415 nfc_send_to_raw_sock(priv->ndev->nfc_dev, skb, in fw_dnld_rx_work()
419 ret = process_state_reset(priv, skb); in fw_dnld_rx_work()
422 ret = process_state_init(priv, skb); in fw_dnld_rx_work()
425 ret = process_state_set_ref_clock(priv, skb); in fw_dnld_rx_work()
428 ret = process_state_set_hi_config(priv, skb); in fw_dnld_rx_work()
431 ret = process_state_open_lc(priv, skb); in fw_dnld_rx_work()
434 ret = process_state_fw_dnld(priv, skb); in fw_dnld_rx_work()
437 ret = process_state_close_lc(priv, skb); in fw_dnld_rx_work()
440 ret = process_state_boot(priv, skb); in fw_dnld_rx_work()
449 nfc_err(priv->dev, "FW loading error"); in fw_dnld_rx_work()
450 fw_dnld_over(priv, ret); in fw_dnld_rx_work()
456 int nfcmrvl_fw_dnld_init(struct nfcmrvl_private *priv) in nfcmrvl_fw_dnld_init() argument
460 INIT_WORK(&priv->fw_dnld.rx_work, fw_dnld_rx_work); in nfcmrvl_fw_dnld_init()
462 dev_name(priv->dev)); in nfcmrvl_fw_dnld_init()
463 priv->fw_dnld.rx_wq = create_singlethread_workqueue(name); in nfcmrvl_fw_dnld_init()
464 if (!priv->fw_dnld.rx_wq) in nfcmrvl_fw_dnld_init()
466 skb_queue_head_init(&priv->fw_dnld.rx_q); in nfcmrvl_fw_dnld_init()
470 void nfcmrvl_fw_dnld_deinit(struct nfcmrvl_private *priv) in nfcmrvl_fw_dnld_deinit() argument
472 destroy_workqueue(priv->fw_dnld.rx_wq); in nfcmrvl_fw_dnld_deinit()
475 void nfcmrvl_fw_dnld_recv_frame(struct nfcmrvl_private *priv, in nfcmrvl_fw_dnld_recv_frame() argument
479 if (timer_pending(&priv->ndev->cmd_timer)) in nfcmrvl_fw_dnld_recv_frame()
480 del_timer_sync(&priv->ndev->cmd_timer); in nfcmrvl_fw_dnld_recv_frame()
483 atomic_set(&priv->ndev->cmd_cnt, 1); in nfcmrvl_fw_dnld_recv_frame()
486 skb_queue_tail(&priv->fw_dnld.rx_q, skb); in nfcmrvl_fw_dnld_recv_frame()
487 queue_work(priv->fw_dnld.rx_wq, &priv->fw_dnld.rx_work); in nfcmrvl_fw_dnld_recv_frame()
490 void nfcmrvl_fw_dnld_abort(struct nfcmrvl_private *priv) in nfcmrvl_fw_dnld_abort() argument
492 fw_dnld_over(priv, -EHOSTDOWN); in nfcmrvl_fw_dnld_abort()
497 struct nfcmrvl_private *priv = nci_get_drvdata(ndev); in nfcmrvl_fw_dnld_start() local
498 struct nfcmrvl_fw_dnld *fw_dnld = &priv->fw_dnld; in nfcmrvl_fw_dnld_start()
500 if (!priv->support_fw_dnld) in nfcmrvl_fw_dnld_start()
514 if (request_firmware(&fw_dnld->fw, firmware_name, priv->dev) < 0) { in nfcmrvl_fw_dnld_start()
515 nfc_err(priv->dev, "failed to retrieve FW %s", firmware_name); in nfcmrvl_fw_dnld_start()
519 fw_dnld->header = (const struct nfcmrvl_fw *) priv->fw_dnld.fw->data; in nfcmrvl_fw_dnld_start()
522 fw_dnld->header->phy != priv->phy) { in nfcmrvl_fw_dnld_start()
523 nfc_err(priv->dev, "bad firmware binary %s magic=0x%x phy=%d", in nfcmrvl_fw_dnld_start()
532 nfc_info(priv->dev, "loading helper"); in nfcmrvl_fw_dnld_start()
535 nfc_info(priv->dev, "loading firmware"); in nfcmrvl_fw_dnld_start()
540 setup_timer(&priv->fw_dnld.timer, fw_dnld_timeout, in nfcmrvl_fw_dnld_start()
541 (unsigned long) priv); in nfcmrvl_fw_dnld_start()
542 mod_timer(&priv->fw_dnld.timer, in nfcmrvl_fw_dnld_start()
546 priv->if_ops->nci_update_config(priv, in nfcmrvl_fw_dnld_start()
550 atomic_set(&priv->ndev->cmd_cnt, 1); in nfcmrvl_fw_dnld_start()
553 priv->fw_dnld.state = STATE_RESET; in nfcmrvl_fw_dnld_start()
554 nfcmrvl_chip_reset(priv); in nfcmrvl_fw_dnld_start()