1 #ifndef _LINUX_I2C_ALGO_PXA_H
2 #define _LINUX_I2C_ALGO_PXA_H
4 struct i2c_eeprom_emu_watcher {
5 void (*write)(void *, unsigned int addr, unsigned char newval);
8 struct i2c_eeprom_emu_watch {
12 struct i2c_eeprom_emu_watcher *ops;
16 #define I2C_EEPROM_EMU_SIZE (256)
18 struct i2c_eeprom_emu {
21 unsigned int seen_start;
22 struct list_head watch;
24 unsigned char bytes[I2C_EEPROM_EMU_SIZE];
27 typedef enum i2c_slave_event_e {
28 I2C_SLAVE_EVENT_START_READ,
29 I2C_SLAVE_EVENT_START_WRITE,
33 struct i2c_slave_client {
35 void (*event)(void *ptr, i2c_slave_event_t event);
36 int (*read) (void *ptr);
37 void (*write)(void *ptr, unsigned int val);
40 extern int i2c_eeprom_emu_addwatcher(struct i2c_eeprom_emu *, void *data,
41 unsigned int addr, unsigned int size,
42 struct i2c_eeprom_emu_watcher *);
44 extern void i2c_eeprom_emu_delwatcher(struct i2c_eeprom_emu *, void *data, struct i2c_eeprom_emu_watcher *watcher);
46 extern struct i2c_eeprom_emu *i2c_pxa_get_eeprom(void);
48 #endif /* _LINUX_I2C_ALGO_PXA_H */