diff options
Diffstat (limited to 'drivers/ptp/ptp_private.h')
| -rw-r--r-- | drivers/ptp/ptp_private.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h index df03f2e30ad..9c5d41421b6 100644 --- a/drivers/ptp/ptp_private.h +++ b/drivers/ptp/ptp_private.h @@ -48,8 +48,12 @@ struct ptp_clock { long dialed_frequency; /* remembers the frequency adjustment */ struct timestamp_event_queue tsevq; /* simple fifo for time stamps */ struct mutex tsevq_mux; /* one process at a time reading the fifo */ + struct mutex pincfg_mux; /* protect concurrent info->pin_config access */ wait_queue_head_t tsev_wq; int defunct; /* tells readers to go away when clock is being removed */ + struct device_attribute *pin_dev_attr; + struct attribute **pin_attr; + struct attribute_group pin_attr_group; }; /* @@ -69,6 +73,10 @@ static inline int queue_cnt(struct timestamp_event_queue *q) * see ptp_chardev.c */ +/* caller must hold pincfg_mux */ +int ptp_set_pinfunc(struct ptp_clock *ptp, unsigned int pin, + enum ptp_pin_function func, unsigned int chan); + long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg); |