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authorDaniel Ritz <daniel.ritz-ml@swissonline.ch>2006-11-14 02:03:25 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-11-14 09:09:27 -0800
commitf3ac84324fd949f671e6cf5620add5de02498386 (patch)
tree7442057ca96d2f056c368bd9ddb12d12032f53d4 /arch/i386/pci
parent8b126b77536186eef69d408eb7959ce7f558f251 (diff)
[PATCH] fix via586 irq routing for pirq 5
Fix interrupt routing for via 586 bridges. pirq can be 5 which needs to be mapped to INTD. But currently the access functions can handle only pirq 1-4. this is similar to the other via chipsets where pirq 4 and 5 are both mapped to INTD. Fixes bugzilla #7490 Cc: Daniel Paschka <monkey20181@gmx.net> Cc: Adrian Bunk <bunk@susta.de> Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/pci')
-rw-r--r--arch/i386/pci/irq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/i386/pci/irq.c b/arch/i386/pci/irq.c
index dbc4aae9195..69163998ade 100644
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@ -255,13 +255,13 @@ static int pirq_via_set(struct pci_dev *router, struct pci_dev *dev, int pirq, i
*/
static int pirq_via586_get(struct pci_dev *router, struct pci_dev *dev, int pirq)
{
- static const unsigned int pirqmap[4] = { 3, 2, 5, 1 };
+ static const unsigned int pirqmap[5] = { 3, 2, 5, 1, 1 };
return read_config_nybble(router, 0x55, pirqmap[pirq-1]);
}
static int pirq_via586_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)
{
- static const unsigned int pirqmap[4] = { 3, 2, 5, 1 };
+ static const unsigned int pirqmap[5] = { 3, 2, 5, 1, 1 };
write_config_nybble(router, 0x55, pirqmap[pirq-1], irq);
return 1;
}