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-rw-r--r--drivers/serial/mux.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index dadd7e19714e..189064607709 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -111,22 +111,20 @@ static unsigned int mux_get_mctrl(struct uart_port *port)
111/** 111/**
112 * mux_stop_tx - Stop transmitting characters. 112 * mux_stop_tx - Stop transmitting characters.
113 * @port: Ptr to the uart_port. 113 * @port: Ptr to the uart_port.
114 * @tty_stop: tty layer issue this command?
115 * 114 *
116 * The Serial MUX does not support this function. 115 * The Serial MUX does not support this function.
117 */ 116 */
118static void mux_stop_tx(struct uart_port *port, unsigned int tty_stop) 117static void mux_stop_tx(struct uart_port *port)
119{ 118{
120} 119}
121 120
122/** 121/**
123 * mux_start_tx - Start transmitting characters. 122 * mux_start_tx - Start transmitting characters.
124 * @port: Ptr to the uart_port. 123 * @port: Ptr to the uart_port.
125 * @tty_start: tty layer issue this command?
126 * 124 *
127 * The Serial Mux does not support this function. 125 * The Serial Mux does not support this function.
128 */ 126 */
129static void mux_start_tx(struct uart_port *port, unsigned int tty_start) 127static void mux_start_tx(struct uart_port *port)
130{ 128{
131} 129}
132 130
@@ -181,7 +179,7 @@ static void mux_write(struct uart_port *port)
181 } 179 }
182 180
183 if(uart_circ_empty(xmit) || uart_tx_stopped(port)) { 181 if(uart_circ_empty(xmit) || uart_tx_stopped(port)) {
184 mux_stop_tx(port, 0); 182 mux_stop_tx(port);
185 return; 183 return;
186 } 184 }
187 185
@@ -202,7 +200,7 @@ static void mux_write(struct uart_port *port)
202 uart_write_wakeup(port); 200 uart_write_wakeup(port);
203 201
204 if (uart_circ_empty(xmit)) 202 if (uart_circ_empty(xmit))
205 mux_stop_tx(port, 0); 203 mux_stop_tx(port);
206} 204}
207 205
208/** 206/**