39 static int dev_fd;  variable
57 void read_firmware_version(int dev_fd)  in read_firmware_version()  argument
64 	UIM_VER(" wrote %d bytes", (int)write(dev_fd, buffer, 4));  in read_firmware_version()
65 	UIM_VER(" reading %d bytes", (int)read(dev_fd, resp_buffer, 15));  in read_firmware_version()
199 static int set_baud_rate(int dev_fd)  in set_baud_rate()  argument
204 	tcflush(dev_fd, TCIOFLUSH);  in set_baud_rate()
207 	if (tcgetattr(dev_fd, &ti) < 0) {  in set_baud_rate()
222 	tcsetattr(dev_fd, TCSANOW, &ti);  in set_baud_rate()
227 	tcsetattr(dev_fd, TCSANOW, &ti);  in set_baud_rate()
229 	tcflush(dev_fd, TCIOFLUSH);  in set_baud_rate()
241 static int set_custom_baud_rate(int dev_fd, int baud_rate, int flow_ctrl)  in set_custom_baud_rate()  argument
248 	tcflush(dev_fd, TCIOFLUSH);  in set_custom_baud_rate()
250 	if (tcgetattr(dev_fd, &ti) < 0) {  in set_custom_baud_rate()
265 	if (tcsetattr(dev_fd, TCSANOW, &ti) < 0) {  in set_custom_baud_rate()
270 	tcflush(dev_fd, TCIOFLUSH);  in set_custom_baud_rate()
273 	ioctl(dev_fd, TCGETS2, &ti2);  in set_custom_baud_rate()
277 	ioctl(dev_fd, TCSETS2, &ti2);  in set_custom_baud_rate()
347 		dev_fd = open(uart_dev_name, O_RDWR);  in st_uart_config()
348 		if (dev_fd < 0) {  in st_uart_config()
357 		if (set_baud_rate(dev_fd) < 0) {  in st_uart_config()
359 			close(dev_fd);  in st_uart_config()
363 		fcntl(dev_fd, F_SETFL,fcntl(dev_fd, F_GETFL) | O_NONBLOCK);  in st_uart_config()
378 			len = write(dev_fd, &cmd, sizeof(cmd));  in st_uart_config()
381 				close(dev_fd);  in st_uart_config()
386 			if (read_command_complete(dev_fd, HCI_HDR_OPCODE) < 0) {  in st_uart_config()
387 				close(dev_fd);  in st_uart_config()
393 			if (set_custom_baud_rate(dev_fd, cust_baud_rate, flow_ctrl) < 0) {  in st_uart_config()
395 				close(dev_fd);  in st_uart_config()
413 				len = write(dev_fd, &addr_cmd, sizeof(addr_cmd));  in st_uart_config()
416 					close(dev_fd);  in st_uart_config()
421 				if (read_command_complete(dev_fd, WRITE_BD_ADDR_OPCODE) < 0) {  in st_uart_config()
422 					close(dev_fd);  in st_uart_config()
428 			read_firmware_version(dev_fd);  in st_uart_config()
436 		if (ioctl(dev_fd, TIOCSETD, &ldisc) < 0) {  in st_uart_config()
438 			close(dev_fd);  in st_uart_config()
447 		close(dev_fd);  in st_uart_config()