#include <asm/ptrace.h>
#include <asm/semaphore.h>
-#define PARPORT_NEED_GENERIC_OPS
-
/* Define this later. */
struct parport;
struct pardevice;
unsigned char statusdir;/* ciab.ddrb & 7 */
};
+struct ip32_parport_state {
+ unsigned int dcr;
+ unsigned int ecr;
+};
+
struct parport_state {
union {
struct pc_parport_state pc;
struct ax_parport_state ax;
struct amiga_parport_state amiga;
/* Atari has not state. */
+ struct ip32_parport_state ip32;
void *misc;
} u;
};
/* IEEE1284 information */
-/* IEEE1284 phases */
+/* IEEE1284 phases. These are exposed to userland through ppdev IOCTL
+ * PP[GS]ETPHASE, so do not change existing values. */
enum ieee1284_phase {
IEEE1284_PH_FWD_DATA,
IEEE1284_PH_FWD_IDLE,
int usec);
/* For architectural drivers */
-extern void parport_ieee1284_wakeup (struct parport *port);
extern size_t parport_ieee1284_write_compat (struct parport *,
const void *, size_t, int);
extern size_t parport_ieee1284_read_nibble (struct parport *,
extern void parport_close (struct pardevice *dev);
extern ssize_t parport_device_id (int devnum, char *buffer, size_t len);
extern int parport_device_num (int parport, int mux, int daisy);
-extern int parport_device_coords (int devnum, int *parport, int *mux,
- int *daisy);
extern void parport_daisy_deselect_all (struct parport *port);
extern int parport_daisy_select (struct parport *port, int daisy, int mode);
-/* For finding devices based on their device ID. Example usage:
- int devnum = -1;
- while ((devnum = parport_find_class (PARPORT_CLASS_DIGCAM, devnum)) != -1) {
- struct pardevice *dev = parport_open (devnum, ...);
- ...
- }
-*/
-extern int parport_find_device (const char *mfg, const char *mdl, int from);
-extern int parport_find_class (parport_device_class cls, int from);
-
/* Lowlevel drivers _can_ call this support function to handle irqs. */
static __inline__ void parport_generic_irq(int irq, struct parport *port,
struct pt_regs *regs)
extern int parport_device_proc_unregister(struct pardevice *device);
/* If PC hardware is the only type supported, we can optimise a bit. */
-#if (defined(CONFIG_PARPORT_PC) || defined(CONFIG_PARPORT_PC_MODULE)) && !(defined(CONFIG_PARPORT_ARC) || defined(CONFIG_PARPORT_ARC_MODULE)) && !(defined(CONFIG_PARPORT_AMIGA) || defined(CONFIG_PARPORT_AMIGA_MODULE)) && !(defined(CONFIG_PARPORT_MFC3) || defined(CONFIG_PARPORT_MFC3_MODULE)) && !(defined(CONFIG_PARPORT_ATARI) || defined(CONFIG_PARPORT_ATARI_MODULE)) && !(defined(CONFIG_USB_USS720) || defined(CONFIG_USB_USS720_MODULE)) && !(defined(CONFIG_PARPORT_SUNBPP) || defined(CONFIG_PARPORT_SUNBPP_MODULE)) && !defined(CONFIG_PARPORT_OTHER)
+#if !defined(CONFIG_PARPORT_NOT_PC)
-#undef PARPORT_NEED_GENERIC_OPS
#include <linux/parport_pc.h>
#define parport_write_data(p,x) parport_pc_write_data(p,x)
#define parport_read_data(p) parport_pc_read_data(p)
#define parport_disable_irq(p) parport_pc_disable_irq(p)
#define parport_data_forward(p) parport_pc_data_forward(p)
#define parport_data_reverse(p) parport_pc_data_reverse(p)
-#endif
-#ifdef PARPORT_NEED_GENERIC_OPS
+#else /* !CONFIG_PARPORT_NOT_PC */
+
/* Generic operations vector through the dispatch table. */
#define parport_write_data(p,x) (p)->ops->write_data(p,x)
#define parport_read_data(p) (p)->ops->read_data(p)
#define parport_disable_irq(p) (p)->ops->disable_irq(p)
#define parport_data_forward(p) (p)->ops->data_forward(p)
#define parport_data_reverse(p) (p)->ops->data_reverse(p)
-#endif
+
+#endif /* !CONFIG_PARPORT_NOT_PC */
#endif /* __KERNEL__ */
#endif /* _PARPORT_H_ */