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authorIngo Molnar <mingo@elte.hu>2009-02-20 17:40:43 +0100
committerIngo Molnar <mingo@elte.hu>2009-02-20 17:40:43 +0100
commit3b6f7b9beb553ea71a6d4d76ba82cf32eb6dadd2 (patch)
tree2cd8a8d61f350aa3b00e6b0afc998544923f183e /drivers/serial/atmel_serial.c
parentx86, apic: separate 32-bit setup functionality out of apic_32.c (diff)
parentx86: use the right protections for split-up pagetables (diff)
downloadlinux-3b6f7b9beb553ea71a6d4d76ba82cf32eb6dadd2.tar.xz
linux-3b6f7b9beb553ea71a6d4d76ba82cf32eb6dadd2.zip
Merge branch 'x86/urgent' into x86/core
Diffstat (limited to 'drivers/serial/atmel_serial.c')
-rw-r--r--drivers/serial/atmel_serial.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 89362d733d62..8f58f7ff0dd7 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -877,6 +877,10 @@ static int atmel_startup(struct uart_port *port)
}
}
+ /* Save current CSR for comparison in atmel_tasklet_func() */
+ atmel_port->irq_status_prev = UART_GET_CSR(port);
+ atmel_port->irq_status = atmel_port->irq_status_prev;
+
/*
* Finally, enable the serial port
*/