These local symbols are used only in this file.
Fix the following sparse warnings:
drivers/tty/serial/mfd.c:296:6: warning: symbol 'hsu_dma_tx' was not declared. Should it be static?
drivers/tty/serial/mfd.c:343:6: warning: symbol 'hsu_dma_start_rx_chan' was not declared. Should it be static?
drivers/tty/serial/mfd.c:389:6: warning: symbol 'hsu_dma_rx' was not declared. Should it be static?
drivers/tty/serial/mfd.c:1186:17: warning: symbol 'serial_hsu_pops' was not declared. Should it be static?
Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
drivers/tty/serial/mfd.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/tty/serial/mfd.c b/drivers/tty/serial/mfd.c
index 503dcc7..52c930f 100644
--- a/drivers/tty/serial/mfd.c
+++ b/drivers/tty/serial/mfd.c
@@ -293,7 +293,7 @@ static void serial_hsu_enable_ms(struct uart_port *port)
serial_out(up, UART_IER, up->ier);
}
-void hsu_dma_tx(struct uart_hsu_port *up)
+static void hsu_dma_tx(struct uart_hsu_port *up)
{
struct circ_buf *xmit = &up->port.state->xmit;
struct hsu_dma_buffer *dbuf = &up->txbuf;
@@ -340,7 +340,8 @@ void hsu_dma_tx(struct uart_hsu_port *up)
}
/* The buffer is already cache coherent */
-void hsu_dma_start_rx_chan(struct hsu_dma_chan *rxc, struct hsu_dma_buffer *dbuf)
+static void hsu_dma_start_rx_chan(struct hsu_dma_chan *rxc,
+ struct hsu_dma_buffer *dbuf)
{
dbuf->ofs = 0;
@@ -386,7 +387,8 @@ static void serial_hsu_stop_tx(struct uart_port *port)
/* This is always called in spinlock protected mode, so
* modify timeout timer is safe here */
-void hsu_dma_rx(struct uart_hsu_port *up, u32 int_sts, unsigned long *flags)
+static void hsu_dma_rx(struct uart_hsu_port *up, u32 int_sts,
+ unsigned long *flags)
{
struct hsu_dma_buffer *dbuf = &up->rxbuf;
struct hsu_dma_chan *chan = up->rxc;
@@ -1183,7 +1185,7 @@ static struct console serial_hsu_console = {
#define SERIAL_HSU_CONSOLE NULL
#endif
-struct uart_ops serial_hsu_pops = {
+static struct uart_ops serial_hsu_pops = {
.tx_empty = serial_hsu_tx_empty,
.set_mctrl = serial_hsu_set_mctrl,
.get_mctrl = serial_hsu_get_mctrl,
--
1.7.10.4
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