From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Fri, 20 Nov 2009 04:29:34 +0000 (-0800)
Subject: Merge branch 'i2c-pnx-fixes' of git://git.fluff.org/bjdooks/linux
X-Git-Tag: v2.6.32~61
X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fcifs-2.6.git;a=commitdiff_plain;h=a8a8a669ea13d792296737505adc43ccacf3a648;hp=931ed94430e36b9bea3904572424116092ba5663

Merge branch 'i2c-pnx-fixes' of git://git.fluff.org/bjdooks/linux

* 'i2c-pnx-fixes' of git://git.fluff.org/bjdooks/linux:
  i2c: i2c-pnx: Added missing mach/i2c.h and linux/io.h header file includes
  i2c: i2c-pnx: Made buf type unsigned to prevent sign extension
  i2c: i2c-pnx: Limit minimum jiffie timeout to 2
---

diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index 6ff6c20f1e78..1fca59077949 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -19,7 +19,9 @@
 #include <linux/completion.h>
 #include <linux/platform_device.h>
 #include <linux/i2c-pnx.h>
+#include <linux/io.h>
 #include <mach/hardware.h>
+#include <mach/i2c.h>
 #include <asm/irq.h>
 #include <asm/uaccess.h>
 
@@ -54,6 +56,9 @@ static inline void i2c_pnx_arm_timer(struct i2c_adapter *adap)
 	struct timer_list *timer = &data->mif.timer;
 	int expires = I2C_PNX_TIMEOUT / (1000 / HZ);
 
+	if (expires <= 1)
+		expires = 2;
+
 	del_timer_sync(timer);
 
 	dev_dbg(&adap->dev, "Timer armed at %lu plus %u jiffies.\n",
diff --git a/include/linux/i2c-pnx.h b/include/linux/i2c-pnx.h
index f13255e06406..9eb07bbc6522 100644
--- a/include/linux/i2c-pnx.h
+++ b/include/linux/i2c-pnx.h
@@ -21,7 +21,7 @@ struct i2c_pnx_mif {
 	int			mode;		/* Interface mode */
 	struct completion	complete;	/* I/O completion */
 	struct timer_list	timer;		/* Timeout */
-	char *			buf;		/* Data buffer */
+	u8 *			buf;		/* Data buffer */
 	int			len;		/* Length of data buffer */
 };