8250 Serial Driver: revert extra IRQ flag definition patch
As Russell pointed out, original patch will break some serial configurations
because of the dependency of the <asm/serial.h> header file.
Revert it first and try to find out other solution later
Cc: Javier Herrero <jherrero@hvsistemas.es>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Russell King <rmk+lkml@arm.linux.org.uk>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 1400ea6..1bc00b7 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -43,7 +43,6 @@
#include <asm/io.h>
#include <asm/irq.h>
-#include <asm/serial.h>
#include "8250.h"
@@ -93,6 +92,7 @@
*/
#define CONFIG_HUB6 1
+#include <asm/serial.h>
/*
* SERIAL_PORT_DFNS tells us about built-in ports that have no
* standard enumeration mechanism. Platforms that can find all
@@ -1547,8 +1547,6 @@
i->head = &up->list;
spin_unlock_irq(&i->lock);
- irq_flags |= SERIAL_EXTRA_IRQ_FLAGS;
-
ret = request_irq(up->port.irq, serial8250_interrupt,
irq_flags, "serial", i);
if (ret < 0)