int (*read_dev)(struct wm8994 *wm8994, unsigned short reg,
int bytes, void *dest);
int (*write_dev)(struct wm8994 *wm8994, unsigned short reg,
- int bytes, void *src);
+ int bytes, const void *src);
void *control_data;
unsigned short mask, unsigned short val);
int wm8994_bulk_read(struct wm8994 *wm8994, unsigned short reg,
int count, u16 *buf);
+int wm8994_bulk_write(struct wm8994 *wm8994, unsigned short reg,
+ int count, const u16 *buf);
/* Helper to save on boilerplate */