diff options
Diffstat (limited to 'include/asm-powerpc/rtas.h')
| -rw-r--r-- | include/asm-powerpc/rtas.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/asm-powerpc/rtas.h b/include/asm-powerpc/rtas.h index 02e213e3d69..d34f9e1f242 100644 --- a/include/asm-powerpc/rtas.h +++ b/include/asm-powerpc/rtas.h @@ -170,6 +170,7 @@ extern int rtas_get_sensor(int sensor, int index, int *state); 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); @@ -181,6 +182,9 @@ extern int rtas_set_rtc_time(struct rtc_time *rtc_time); 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); /* Error types logged. */ @@ -226,5 +230,21 @@ 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 */ |