netdev - Re: drivers/net/enic/vnic

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Message-Id: <20081009.221426.120533568.davem@davemloft.net>
Date:	Thu, 09 Oct 2008 22:14:26 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	akpm@...ux-foundation.org
Cc:	mingo@...e.hu, netdev@...r.kernel.org
Subject: Re: drivers/net/enic/vnic_cq.c


I just pushed the following into net-next-2.6:

enic: Attempt to fix build in 32-bit such as i386.

Such platforms lack readq/writeq but this driver want to call them.

Noticed by Andrew Morton.

Signed-off-by: David S. Miller <davem@...emloft.net>
---
 drivers/net/enic/vnic_dev.h |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/drivers/net/enic/vnic_dev.h b/drivers/net/enic/vnic_dev.h
index 2dcffd3..b9dc182 100644
--- a/drivers/net/enic/vnic_dev.h
+++ b/drivers/net/enic/vnic_dev.h
@@ -27,6 +27,20 @@
 #define VNIC_PADDR_TARGET	0x0000000000000000ULL
 #endif
 
+#ifndef readq
+static inline u64 readq(void __iomem *reg)
+{
+	return (((u64)readl(reg + 0x4UL) << 32) |
+		(u64)readl(reg));
+}
+
+static inline void writeq(u64 val, void __iomem *reg)
+{
+	writel(val & 0xffffffff, reg);
+	writel(val >> 32, reg + 0x4UL);
+}
+#endif
+
 enum vnic_dev_intr_mode {
 	VNIC_DEV_INTR_MODE_UNKNOWN,
 	VNIC_DEV_INTR_MODE_INTX,
-- 
1.5.6.5

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