[PATCH v4 3/5] tty/serial: at91: remove unused open/close hooks

[Richard Genoud]

commit 95e629b761ce36996d1befe2824d5346b5a220b9 removed the use of board
specific hooks in serial_at91.h, so now, the open/close hook are just
dead code.

Signed-off-by: Richard Genoud <richard.genoud at gmail.com>
---
 drivers/tty/serial/atmel_serial.c | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 8edf8811d61d..53eeea13ff16 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -112,9 +112,6 @@ static void atmel_stop_rx(struct uart_port *port);
 #define UART_PUT_TCR(port,v)	__raw_writel(v, (port)->membase + ATMEL_PDC_TCR)
 #define UART_GET_TCR(port)	__raw_readl((port)->membase + ATMEL_PDC_TCR)
 
-static int (*atmel_open_hook)(struct uart_port *);
-static void (*atmel_close_hook)(struct uart_port *);
-
 struct atmel_dma_buffer {
 	unsigned char	*buf;
 	dma_addr_t	dma_addr;
@@ -1569,17 +1566,6 @@ static int atmel_startup(struct uart_port *port)
 		if (retval < 0)
 			atmel_set_ops(port);
 	}
-	/*
-	 * If there is a specific "open" function (to register
-	 * control line interrupts)
-	 */
-	if (atmel_open_hook) {
-		retval = atmel_open_hook(port);
-		if (retval) {
-			free_irq(port->irq, port);
-			return retval;
-		}
-	}
 
 	/* Save current CSR for comparison in atmel_tasklet_func() */
 	atmel_port->irq_status_prev = UART_GET_CSR(port);
@@ -1678,13 +1664,6 @@ static void atmel_shutdown(struct uart_port *port)
 	 * Free the interrupt
 	 */
 	free_irq(port->irq, port);
-
-	/*
-	 * If there is a specific "close" function (to unregister
-	 * control line interrupts)
-	 */
-	if (atmel_close_hook)
-		atmel_close_hook(port);
 }
 
 /*
-- 
1.8.5