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Commit e28cab42 authored by Linus Torvalds's avatar Linus Torvalds
Browse files
* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  i2c-tiny-usb: Fix on big-endian systems
parents 909ccdb4 1c010ff8
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+6 −6
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/types.h>

/* include interfaces to usb layer */
#include <linux/usb.h>
@@ -31,8 +32,8 @@
#define CMD_I2C_IO_END		(1<<1)

/* i2c bit delay, default is 10us -> 100kHz */
static int delay = 10;
module_param(delay, int, 0);
static unsigned short delay = 10;
module_param(delay, ushort, 0);
MODULE_PARM_DESC(delay, "bit delay in microseconds, "
		 "e.g. 10 for 100kHz (default is 100kHz)");

@@ -109,7 +110,7 @@ static int usb_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num)

static u32 usb_func(struct i2c_adapter *adapter)
{
	u32 func;
	__le32 func;

	/* get functionality from adapter */
	if (usb_read(adapter, CMD_GET_FUNC, 0, 0, &func, sizeof(func)) !=
@@ -118,7 +119,7 @@ static u32 usb_func(struct i2c_adapter *adapter)
		return 0;
	}

	return func;
	return le32_to_cpu(func);
}

/* This is the actual algorithm we define */
@@ -216,8 +217,7 @@ static int i2c_tiny_usb_probe(struct usb_interface *interface,
		 "i2c-tiny-usb at bus %03d device %03d",
		 dev->usb_dev->bus->busnum, dev->usb_dev->devnum);

	if (usb_write(&dev->adapter, CMD_SET_DELAY,
		      cpu_to_le16(delay), 0, NULL, 0) != 0) {
	if (usb_write(&dev->adapter, CMD_SET_DELAY, delay, 0, NULL, 0) != 0) {
		dev_err(&dev->adapter.dev,
			"failure setting delay to %dus\n", delay);
		retval = -EIO;