#define RTAS_RMOBUF_MAX (64 * 1024)
/* RTAS return status codes */
+#define RTAS_NOT_SUSPENDABLE -9004
#define RTAS_BUSY -2 /* RTAS Busy */
#define RTAS_EXTENDED_DELAY_MIN 9900
#define RTAS_EXTENDED_DELAY_MAX 9905
rtas_arg_t *rets; /* Pointer to return values in args[]. */
};
-extern struct rtas_args rtas_stop_self_args;
-
struct rtas_t {
unsigned long entry; /* physical address pointer */
unsigned long base; /* physical address pointer */
extern void enter_rtas(unsigned long);
extern int rtas_token(const char *service);
+extern int rtas_service_present(const char *service);
extern int rtas_call(int token, int, int, int *, ...);
extern void rtas_restart(char *cmd);
extern void rtas_power_off(void);
extern int rtas_get_power_level(int powerdomain, int *level);
extern int rtas_set_power_level(int powerdomain, int level, int *setlevel);
extern int rtas_set_indicator(int indicator, int index, int new_value);
+extern int rtas_set_indicator_fast(int indicator, int index, int new_value);
extern void rtas_progress(char *s, unsigned short hex);
extern void rtas_initialize(void);
extern void rtas_get_rtc_time(struct rtc_time *rtc_time);
extern int rtas_set_rtc_time(struct rtc_time *rtc_time);
-/* Given an RTAS status code of 9900..9905 compute the hinted delay */
-unsigned int rtas_extended_busy_delay_time(int status);
-static inline int rtas_is_extended_busy(int status)
-{
- return status >= 9900 && status <= 9909;
-}
+extern unsigned int rtas_busy_delay_time(int status);
+extern unsigned int rtas_busy_delay(int status);
+
+extern int early_init_dt_scan_rtas(unsigned long node,
+ const char *uname, int depth, void *data);
extern void pSeries_log_error(char *buf, unsigned int err_type, int fatal);
extern spinlock_t rtas_data_buf_lock;
extern char rtas_data_buf[RTAS_DATA_BUF_SIZE];
-extern void rtas_stop_self(void);
-
/* RMO buffer reserved for user-space RTAS use */
extern unsigned long rtas_rmo_buf;
#define GLOBAL_INTERRUPT_QUEUE 9005
+/**
+ * rtas_config_addr - Format a busno, devfn and reg for RTAS.
+ * @busno: The bus number.
+ * @devfn: The device and function number as encoded by PCI_DEVFN().
+ * @reg: The register number.
+ *
+ * This function encodes the given busno, devfn and register number as
+ * required for RTAS calls that take a "config_addr" parameter.
+ * See PAPR requirement 7.3.4-1 for more info.
+ */
+static inline u32 rtas_config_addr(int busno, int devfn, int reg)
+{
+ return ((reg & 0xf00) << 20) | ((busno & 0xff) << 16) |
+ (devfn << 8) | (reg & 0xff);
+}
+
#endif /* __KERNEL__ */
#endif /* _POWERPC_RTAS_H */