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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2008-02-08 07:21:08 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-08 12:22:37 -0500
commitae161068756c203ccbeeb9178f4d4f6665d294cf (patch)
treebabea464f1b234eb648a2c5755e932d991e6fb24 /drivers/serial
parentc811ab8c2daf6bc2b5761937929a62fa84b18b32 (diff)
atmel_serial: show tty name in /proc/interrupts
When possible, pass the tty name to request_irq() so that the user can easily distinguish the different serial ports in /proc/interrupts. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com> Cc: Andrew Victor <linux@maxim.org.za> Tested-by: Marc Pignat <marc.pignat@hevs.ch> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/atmel_serial.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 8cea6068f03e..fad245b064d6 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -793,6 +793,7 @@ static void atmel_tasklet_func(unsigned long data)
793static int atmel_startup(struct uart_port *port) 793static int atmel_startup(struct uart_port *port)
794{ 794{
795 struct atmel_uart_port *atmel_port = to_atmel_uart_port(port); 795 struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
796 struct tty_struct *tty = port->info->tty;
796 int retval; 797 int retval;
797 798
798 /* 799 /*
@@ -806,7 +807,7 @@ static int atmel_startup(struct uart_port *port)
806 * Allocate the IRQ 807 * Allocate the IRQ
807 */ 808 */
808 retval = request_irq(port->irq, atmel_interrupt, IRQF_SHARED, 809 retval = request_irq(port->irq, atmel_interrupt, IRQF_SHARED,
809 "atmel_serial", port); 810 tty ? tty->name : "atmel_serial", port);
810 if (retval) { 811 if (retval) {
811 printk("atmel_serial: atmel_startup - Can't get irq\n"); 812 printk("atmel_serial: atmel_startup - Can't get irq\n");
812 return retval; 813 return retval;