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path: root/drivers/tty/serial/jsm/jsm_neo.c
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Diffstat (limited to 'drivers/tty/serial/jsm/jsm_neo.c')
-rw-r--r--drivers/tty/serial/jsm/jsm_neo.c40
1 files changed, 0 insertions, 40 deletions
diff --git a/drivers/tty/serial/jsm/jsm_neo.c b/drivers/tty/serial/jsm/jsm_neo.c
index 2bd6404289..1fa10f1936 100644
--- a/drivers/tty/serial/jsm/jsm_neo.c
+++ b/drivers/tty/serial/jsm/jsm_neo.c
@@ -1309,25 +1309,6 @@ static void neo_uart_off(struct jsm_channel *ch)
writeb(0, &ch->ch_neo_uart->ier);
}
-static u32 neo_get_uart_bytes_left(struct jsm_channel *ch)
-{
- u8 left = 0;
- u8 lsr = readb(&ch->ch_neo_uart->lsr);
-
- /* We must cache the LSR as some of the bits get reset once read... */
- ch->ch_cached_lsr |= 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;
-}
-
/* Channel lock MUST be held by the calling function! */
static void neo_send_break(struct jsm_channel *ch)
{
@@ -1348,25 +1329,6 @@ static void neo_send_break(struct jsm_channel *ch)
}
}
-/*
- * neo_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 neo_send_immediate_char(struct jsm_channel *ch, unsigned char c)
-{
- if (!ch)
- return;
-
- writeb(c, &ch->ch_neo_uart->txrx);
-
- /* flush write operation */
- neo_pci_posting_flush(ch->ch_bd);
-}
-
struct board_ops jsm_neo_ops = {
.intr = neo_intr,
.uart_init = neo_uart_init,
@@ -1382,6 +1344,4 @@ struct board_ops jsm_neo_ops = {
.send_start_character = neo_send_start_character,
.send_stop_character = neo_send_stop_character,
.copy_data_from_queue_to_uart = neo_copy_data_from_queue_to_uart,
- .get_uart_bytes_left = neo_get_uart_bytes_left,
- .send_immediate_char = neo_send_immediate_char
};