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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2008-02-08 04:21:08 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-08 09:22:37 -0800
commitae161068756c203ccbeeb9178f4d4f6665d294cf (patch)
treebabea464f1b234eb648a2c5755e932d991e6fb24 /drivers/serial/atmel_serial.c
parentc811ab8c2daf6bc2b5761937929a62fa84b18b32 (diff)
downloadop-kernel-dev-ae161068756c203ccbeeb9178f4d4f6665d294cf.zip
op-kernel-dev-ae161068756c203ccbeeb9178f4d4f6665d294cf.tar.gz
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/atmel_serial.c')
-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 8cea606..fad245b 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)
static int atmel_startup(struct uart_port *port)
{
struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
+ struct tty_struct *tty = port->info->tty;
int retval;
/*
@@ -806,7 +807,7 @@ static int atmel_startup(struct uart_port *port)
* Allocate the IRQ
*/
retval = request_irq(port->irq, atmel_interrupt, IRQF_SHARED,
- "atmel_serial", port);
+ tty ? tty->name : "atmel_serial", port);
if (retval) {
printk("atmel_serial: atmel_startup - Can't get irq\n");
return retval;
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