drivers/sbus/char/bbc_i2c.h

   1 /* $Id: bbc_i2c.h,v 1.2 2001/04/02 09:59:25 davem Exp $ */
   2 #ifndef _BBC_I2C_H
   3 #define _BBC_I2C_H
   4
   5 #include <asm/ebus.h>
   6
   7 struct bbc_i2c_client;
   8
   9 /* Probing and attachment. */
  10 extern struct linux_ebus_child *bbc_i2c_getdev(int);
  11 extern struct bbc_i2c_client *bbc_i2c_attach(struct linux_ebus_child *);
  12 extern void bbc_i2c_detach(struct bbc_i2c_client *);
  13
  14 /* Register read/write.  NOTE: Blocking! */
  15 extern int bbc_i2c_writeb(struct bbc_i2c_client *, unsigned char val, int off);
  16 extern int bbc_i2c_readb(struct bbc_i2c_client *, unsigned char *byte, int off);
  17 extern int bbc_i2c_write_buf(struct bbc_i2c_client *, char *buf, int len, int off);
  18 extern int bbc_i2c_read_buf(struct bbc_i2c_client *, char *buf, int len, int off);
  19
  20 #endif /* _BBC_I2C_H */