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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2009-04-07 15:30:57 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-07 08:44:06 -0700
commit51dcdfec6a274afc1c6fce180d582add9ff512c0 (patch)
tree51442c7adc06f36977859e8133b645c6c42ea0c9 /drivers/parport/parport_cs.c
parenttty: jsm cleanups (diff)
downloadlinux-dev-51dcdfec6a274afc1c6fce180d582add9ff512c0.tar.xz
linux-dev-51dcdfec6a274afc1c6fce180d582add9ff512c0.zip
parport: Use the PCI IRQ if offered
PCI parallel port devices can IRQ share so we should stop them hogging the line and making a mess on modern PC systems. We know the sharing side works as the PCMCIA driver has shared the parallel port IRQ for some time. Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/parport/parport_cs.c')
-rw-r--r--drivers/parport/parport_cs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/parport/parport_cs.c b/drivers/parport/parport_cs.c
index 0cd5fbc7f2c2..8fdfa4f537a6 100644
--- a/drivers/parport/parport_cs.c
+++ b/drivers/parport/parport_cs.c
@@ -43,6 +43,7 @@
#include <linux/timer.h>
#include <linux/ioport.h>
#include <linux/major.h>
+#include <linux/interrupt.h>
#include <linux/parport.h>
#include <linux/parport_pc.h>
@@ -192,7 +193,7 @@ static int parport_config(struct pcmcia_device *link)
p = parport_pc_probe_port(link->io.BasePort1, link->io.BasePort2,
link->irq.AssignedIRQ, PARPORT_DMA_NONE,
- &link->dev);
+ &link->dev, IRQF_SHARED);
if (p == NULL) {
printk(KERN_NOTICE "parport_cs: parport_pc_probe_port() at "
"0x%3x, irq %u failed\n", link->io.BasePort1,