Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* ------------------------------------------------------------------------- */
-/* With some changes from Kyösti Mälkki <kmalkki@cc.hut.fi> and
+/* With some changes from Kyösti Mälkki <kmalkki@cc.hut.fi> and
Frodo Looijaard <frodol@dds.nl> */
#ifndef _LINUX_I2C_H
#define _LINUX_I2C_H
-#include <linux/module.h>
#include <linux/types.h>
+#ifdef __KERNEL__
+#include <linux/module.h>
#include <linux/i2c-id.h>
#include <linux/mod_devicetable.h>
#include <linux/device.h> /* for struct device */
u8 command, u16 value);
extern s32 i2c_smbus_write_block_data(struct i2c_client * client,
u8 command, u8 length,
- u8 *values);
+ const u8 *values);
/* Returns the number of read bytes */
extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client,
u8 command, u8 *values);
extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client,
u8 command, u8 length,
- u8 *values);
+ const u8 *values);
/*
* A driver is capable of handling one or more physical devices present on
to NULL. If an adapter algorithm can do SMBus access, set
smbus_xfer. If set to NULL, the SMBus protocol is simulated
using common I2C messages */
+ /* master_xfer should return the number of messages successfully
+ processed, or a negative value on error */
int (*master_xfer)(struct i2c_adapter *adap,struct i2c_msg *msgs,
int num);
int (*smbus_xfer) (struct i2c_adapter *adap, u16 addr,
{
return adap->nr;
}
+#endif /* __KERNEL__ */
/*
* I2C Message - used for pure i2c transaction, also from /dev interface
#define I2C_SMBUS 0x0720 /* SMBus-level access */
/* ----- I2C-DEV: char device interface stuff ------------------------- */
+#ifdef __KERNEL__
#define I2C_MAJOR 89 /* Device major number */
force_##chip6, force_##chip7, \
force_##chip8, NULL }; \
I2C_CLIENT_INSMOD_COMMON
-
+#endif /* __KERNEL__ */
#endif /* _LINUX_I2C_H */