diff options
Diffstat (limited to 'drivers/tty/serial/jsm/jsm_cls.c')
| -rw-r--r-- | drivers/tty/serial/jsm/jsm_cls.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/tty/serial/jsm/jsm_cls.c b/drivers/tty/serial/jsm/jsm_cls.c index 3fd57ac3ad81..1eda48964c0b 100644 --- a/drivers/tty/serial/jsm/jsm_cls.c +++ b/drivers/tty/serial/jsm/jsm_cls.c @@ -878,28 +878,6 @@ static void cls_uart_off(struct jsm_channel *ch) } /* - * cls_get_uarts_bytes_left. - * Returns 0 is nothing left in the FIFO, returns 1 otherwise. - * - * The channel lock MUST be held by the calling function. - */ -static u32 cls_get_uart_bytes_left(struct jsm_channel *ch) -{ - u8 left = 0; - u8 lsr = readb(&ch->ch_cls_uart->lsr); - - /* Determine whether the Transmitter is empty or not */ - if (!(lsr & UART_LSR_TEMT)) - left = 1; - else { - ch->ch_flags |= (CH_TX_FIFO_EMPTY | CH_TX_FIFO_LWM); - left = 0; - } - - return left; -} - -/* * cls_send_break. * Starts sending a break thru the UART. * @@ -916,18 +894,6 @@ static void cls_send_break(struct jsm_channel *ch) } } -/* - * cls_send_immediate_char. - * Sends a specific character as soon as possible to the UART, - * jumping over any bytes that might be in the write queue. - * - * The channel lock MUST be held by the calling function. - */ -static void cls_send_immediate_char(struct jsm_channel *ch, unsigned char c) -{ - writeb(c, &ch->ch_cls_uart->txrx); -} - struct board_ops jsm_cls_ops = { .intr = cls_intr, .uart_init = cls_uart_init, @@ -943,7 +909,5 @@ struct board_ops jsm_cls_ops = { .send_start_character = cls_send_start_character, .send_stop_character = cls_send_stop_character, .copy_data_from_queue_to_uart = cls_copy_data_from_queue_to_uart, - .get_uart_bytes_left = cls_get_uart_bytes_left, - .send_immediate_char = cls_send_immediate_char }; |