31     uart_handle_t *uart_handle = (uart_handle_t *)handle;  in uart_write_data()  local
35     if (write(uart_handle->fd, buffer, length + 1) == (length + 1))  in uart_write_data()
43     uart_handle_t *uart_handle = (uart_handle_t *)handle;  in uart_write_cmd()  local
50     if (write(uart_handle->fd, buffer, length) == length)  in uart_write_cmd()
58     uart_handle_t *uart_handle = (uart_handle_t *)handle;  in uart_read_data()  local
62         ret = read(uart_handle->fd, data, length);  in uart_read_data()
84     uart_handle_t *uart_handle = (uart_handle_t *)handle;  in uart_init()  local
100     fl = fcntl(uart_handle->fd, F_GETFL, 0);  in uart_init()
103     fl = fcntl(uart_handle->fd, F_SETFL,  fl & ~O_NDELAY);  in uart_init()
106     if (tcgetattr(uart_handle->fd, &tio))  in uart_init()
117     tcflush(uart_handle->fd, TCIFLUSH);  in uart_init()
118     tcsetattr(uart_handle->fd, TCSANOW, &tio);  in uart_init()