Lines Matching refs:kim_gdata
66 static void validate_firmware_response(struct kim_data_s *kim_gdata) in validate_firmware_response() argument
68 struct sk_buff *skb = kim_gdata->rx_skb; in validate_firmware_response()
79 memcpy(kim_gdata->resp_buffer, in validate_firmware_response()
80 kim_gdata->rx_skb->data, in validate_firmware_response()
81 kim_gdata->rx_skb->len); in validate_firmware_response()
82 complete_all(&kim_gdata->kim_rcvd); in validate_firmware_response()
83 kim_gdata->rx_state = ST_W4_PACKET_TYPE; in validate_firmware_response()
84 kim_gdata->rx_skb = NULL; in validate_firmware_response()
85 kim_gdata->rx_count = 0; in validate_firmware_response()
93 complete_all(&kim_gdata->kim_rcvd); in validate_firmware_response()
100 static inline int kim_check_data_len(struct kim_data_s *kim_gdata, int len) in kim_check_data_len() argument
102 register int room = skb_tailroom(kim_gdata->rx_skb); in kim_check_data_len()
107 validate_firmware_response(kim_gdata); in kim_check_data_len()
114 kfree_skb(kim_gdata->rx_skb); in kim_check_data_len()
119 kim_gdata->rx_state = ST_W4_DATA; in kim_check_data_len()
120 kim_gdata->rx_count = len; in kim_check_data_len()
126 kim_gdata->rx_state = ST_W4_PACKET_TYPE; in kim_check_data_len()
127 kim_gdata->rx_skb = NULL; in kim_check_data_len()
128 kim_gdata->rx_count = 0; in kim_check_data_len()
139 static void kim_int_recv(struct kim_data_s *kim_gdata, in kim_int_recv() argument
155 if (kim_gdata->rx_count) { in kim_int_recv()
156 len = min_t(unsigned int, kim_gdata->rx_count, count); in kim_int_recv()
157 memcpy(skb_put(kim_gdata->rx_skb, len), ptr, len); in kim_int_recv()
158 kim_gdata->rx_count -= len; in kim_int_recv()
162 if (kim_gdata->rx_count) in kim_int_recv()
166 switch (kim_gdata->rx_state) { in kim_int_recv()
170 validate_firmware_response(kim_gdata); in kim_int_recv()
171 kim_gdata->rx_state = ST_W4_PACKET_TYPE; in kim_int_recv()
172 kim_gdata->rx_skb = NULL; in kim_int_recv()
177 (unsigned char *)&kim_gdata->rx_skb->data[1]; in kim_int_recv()
179 kim_check_data_len(kim_gdata, *plen); in kim_int_recv()
186 kim_gdata->rx_state = ST_W4_HEADER; in kim_int_recv()
187 kim_gdata->rx_count = 2; in kim_int_recv()
198 kim_gdata->rx_skb = in kim_int_recv()
200 if (!kim_gdata->rx_skb) { in kim_int_recv()
202 kim_gdata->rx_state = ST_W4_PACKET_TYPE; in kim_int_recv()
203 kim_gdata->rx_count = 0; in kim_int_recv()
206 skb_reserve(kim_gdata->rx_skb, 8); in kim_int_recv()
207 kim_gdata->rx_skb->cb[0] = 4; in kim_int_recv()
208 kim_gdata->rx_skb->cb[1] = 0; in kim_int_recv()
214 static long read_local_version(struct kim_data_s *kim_gdata, char *bts_scr_name) in read_local_version() argument
221 reinit_completion(&kim_gdata->kim_rcvd); in read_local_version()
222 if (4 != st_int_write(kim_gdata->core_data, read_ver_cmd, 4)) { in read_local_version()
228 &kim_gdata->kim_rcvd, msecs_to_jiffies(CMD_RESP_TIME))) { in read_local_version()
232 reinit_completion(&kim_gdata->kim_rcvd); in read_local_version()
238 MAKEWORD(kim_gdata->resp_buffer[12], in read_local_version()
239 kim_gdata->resp_buffer[13]); in read_local_version()
251 kim_gdata->version.full = version; in read_local_version()
252 kim_gdata->version.chip = chip; in read_local_version()
253 kim_gdata->version.maj_ver = maj_ver; in read_local_version()
254 kim_gdata->version.min_ver = min_ver; in read_local_version()
285 static long download_firmware(struct kim_data_s *kim_gdata) in download_firmware() argument
296 err = read_local_version(kim_gdata, bts_scr_name); in download_firmware()
302 request_firmware(&kim_gdata->fw_entry, bts_scr_name, in download_firmware()
303 &kim_gdata->kim_pdev->dev); in download_firmware()
304 if (unlikely((err != 0) || (kim_gdata->fw_entry->data == NULL) || in download_firmware()
305 (kim_gdata->fw_entry->size == 0))) { in download_firmware()
310 ptr = (void *)kim_gdata->fw_entry->data; in download_firmware()
311 len = kim_gdata->fw_entry->size; in download_firmware()
345 st_get_uart_wr_room(kim_gdata->core_data); in download_firmware()
349 release_firmware(kim_gdata->fw_entry); in download_firmware()
360 release_firmware(kim_gdata->fw_entry); in download_firmware()
366 reinit_completion(&kim_gdata->kim_rcvd); in download_firmware()
373 err = st_int_write(kim_gdata->core_data, in download_firmware()
377 release_firmware(kim_gdata->fw_entry); in download_firmware()
388 release_firmware(kim_gdata->fw_entry); in download_firmware()
395 &kim_gdata->kim_rcvd, in download_firmware()
399 release_firmware(kim_gdata->fw_entry); in download_firmware()
402 reinit_completion(&kim_gdata->kim_rcvd); in download_firmware()
418 release_firmware(kim_gdata->fw_entry); in download_firmware()
432 struct kim_data_s *kim_gdata = st_gdata->kim_data; in st_kim_recv() local
437 kim_int_recv(kim_gdata, data, count); in st_kim_recv()
446 struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data; in st_kim_complete() local
447 complete(&kim_gdata->ldisc_installed); in st_kim_complete()
462 struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data; in st_kim_start() local
465 pdata = kim_gdata->kim_pdev->dev.platform_data; in st_kim_start()
470 pdata->chip_enable(kim_gdata); in st_kim_start()
473 gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); in st_kim_start()
475 gpio_set_value(kim_gdata->nshutdown, GPIO_HIGH); in st_kim_start()
478 reinit_completion(&kim_gdata->ldisc_installed); in st_kim_start()
480 kim_gdata->ldisc_install = 1; in st_kim_start()
482 sysfs_notify(&kim_gdata->kim_pdev->dev.kobj, in st_kim_start()
486 &kim_gdata->ldisc_installed, msecs_to_jiffies(LDISC_TIME)); in st_kim_start()
491 err = st_kim_stop(kim_gdata); in st_kim_start()
496 err = download_firmware(kim_gdata); in st_kim_start()
501 err = st_kim_stop(kim_gdata); in st_kim_start()
524 struct kim_data_s *kim_gdata = (struct kim_data_s *)kim_data; in st_kim_stop() local
526 kim_gdata->kim_pdev->dev.platform_data; in st_kim_stop()
527 struct tty_struct *tty = kim_gdata->core_data->tty; in st_kim_stop()
529 reinit_completion(&kim_gdata->ldisc_installed); in st_kim_stop()
539 kim_gdata->ldisc_install = 0; in st_kim_stop()
540 sysfs_notify(&kim_gdata->kim_pdev->dev.kobj, NULL, "install"); in st_kim_stop()
544 &kim_gdata->ldisc_installed, msecs_to_jiffies(LDISC_TIME)); in st_kim_stop()
551 gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); in st_kim_stop()
553 gpio_set_value(kim_gdata->nshutdown, GPIO_HIGH); in st_kim_stop()
555 gpio_set_value(kim_gdata->nshutdown, GPIO_LOW); in st_kim_stop()
559 pdata->chip_disable(kim_gdata); in st_kim_stop()
569 struct kim_data_s *kim_gdata = (struct kim_data_s *)s->private; in show_version() local
570 seq_printf(s, "%04X %d.%d.%d\n", kim_gdata->version.full, in show_version()
571 kim_gdata->version.chip, kim_gdata->version.maj_ver, in show_version()
572 kim_gdata->version.min_ver); in show_version()
578 struct kim_data_s *kim_gdata = (struct kim_data_s *)s->private; in show_list() local
579 kim_st_list_protocols(kim_gdata->core_data, s); in show_list()
676 struct kim_data_s *kim_gdata; in st_kim_ref() local
683 kim_gdata = platform_get_drvdata(pdev); in st_kim_ref()
684 *core_data = kim_gdata->core_data; in st_kim_ref()
721 struct kim_data_s *kim_gdata; in kim_probe() local
733 kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC); in kim_probe()
734 if (!kim_gdata) { in kim_probe()
738 platform_set_drvdata(pdev, kim_gdata); in kim_probe()
740 err = st_core_init(&kim_gdata->core_data); in kim_probe()
747 kim_gdata->core_data->kim_data = kim_gdata; in kim_probe()
750 kim_gdata->nshutdown = pdata->nshutdown_gpio; in kim_probe()
751 err = gpio_request(kim_gdata->nshutdown, "kim"); in kim_probe()
753 pr_err(" gpio %ld request failed ", kim_gdata->nshutdown); in kim_probe()
758 err = gpio_direction_output(kim_gdata->nshutdown, 0); in kim_probe()
760 pr_err(" unable to configure gpio %ld", kim_gdata->nshutdown); in kim_probe()
765 kim_gdata->kim_pdev = pdev; in kim_probe()
766 init_completion(&kim_gdata->kim_rcvd); in kim_probe()
767 init_completion(&kim_gdata->ldisc_installed); in kim_probe()
776 strncpy(kim_gdata->dev_name, pdata->dev_name, UART_DEV_NAME_LEN); in kim_probe()
777 kim_gdata->flow_cntrl = pdata->flow_cntrl; in kim_probe()
778 kim_gdata->baud_rate = pdata->baud_rate; in kim_probe()
789 kim_gdata, &version_debugfs_fops); in kim_probe()
791 kim_gdata, &list_debugfs_fops); in kim_probe()
798 st_core_exit(kim_gdata->core_data); in kim_probe()
801 kfree(kim_gdata); in kim_probe()
810 struct kim_data_s *kim_gdata; in kim_remove() local
812 kim_gdata = platform_get_drvdata(pdev); in kim_remove()
824 kim_gdata->kim_pdev = NULL; in kim_remove()
825 st_core_exit(kim_gdata->core_data); in kim_remove()
827 kfree(kim_gdata); in kim_remove()
828 kim_gdata = NULL; in kim_remove()