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Message-ID: <1449136489-2559-4-git-send-email-lftan@altera.com>
Date: Thu, 3 Dec 2015 17:54:49 +0800
From: Ley Foon Tan <lftan@...era.com>
To: Bjorn Helgaas <bhelgaas@...gle.com>
CC: <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Ley Foon Tan <lftan@...era.com>, <lftan.linux@...il.com>
Subject: [PATCH 3/3] PCI: altera: fix error when INTX is 4
PCI interrupt lines start at 1, not at 0. So, change INTX_NUM to 5.
Error when PCIe devices have 4 INTX:
WARNING: CPU: 1 PID: 1 at kernel/irq/irqdomain.c:280
irq_domain_associate+0x17c/0x1cc()
error: hwirq 0x4 is too large for dummy
Tested on Ethernet adapter card with multi-functions.
Signed-off-by: Ley Foon Tan <lftan@...era.com>
---
drivers/pci/host/pcie-altera.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/host/pcie-altera.c b/drivers/pci/host/pcie-altera.c
index e4176b3..8b30d4a 100644
--- a/drivers/pci/host/pcie-altera.c
+++ b/drivers/pci/host/pcie-altera.c
@@ -60,7 +60,7 @@
#define TLP_LOOP 500
#define RP_DEVFN 0
-#define INTX_NUM 4
+#define INTX_NUM 5
#define DWORD_MASK 3
--
1.8.2.1
--
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