Linus,
please pull the latest x86-iommu-for-linus git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-iommu-for-linus
* A quirk for the iommu quirk to include silicon which was assumed not
to be out in the wild.
This time with the correct logic applied.
Thanks,
tglx
------------------>
Neil Horman (1):
x86: Adjust irq remapping quirk for older revisions of 5500/5520 chipsets
arch/x86/kernel/early-quirks.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index bc4a088..6d7d5a1 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -203,18 +203,15 @@ static void __init intel_remapping_check(int num, int
slot, int func)
revision = read_pci_config_byte(num, slot, func, PCI_REVISION_ID);
/*
- * Revision 13 of all triggering devices id in this quirk have
- * a problem draining interrupts when irq remapping is enabled,
- * and should be flagged as broken. Additionally revisions 0x12
- * and 0x22 of device id 0x3405 has this problem.
+ * Revision <= 13 of all triggering devices id in this quirk
+ * have a problem draining interrupts when irq remapping is
+ * enabled, and should be flagged as broken. Additionally
+ * revision 0x22 of device id 0x3405 has this problem.
*/
- if (revision == 0x13)
+ if (revision <= 0x13)
set_irq_remapping_broken();
- else if ((device == 0x3405) &&
- ((revision == 0x12) ||
- (revision == 0x22)))
+ else if (device == 0x3405 && revision == 0x22)
set_irq_remapping_broken();
-
}
/*
--
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