diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/ptp_clock_kernel.h | 5 | ||||
-rw-r--r-- | include/uapi/linux/ptp_clock.h | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index f8e8443a8b35..1ef4e0f9bd2a 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -82,6 +82,10 @@ struct ptp_system_timestamp { * parameter delta: PHC servo phase adjustment target * in nanoseconds. * + * @getmaxphase: Advertises maximum offset that can be provided + * to the hardware clock's phase control functionality + * through adjphase. + * * @adjtime: Shifts the time of the hardware clock. * parameter delta: Desired change in nanoseconds. * @@ -171,6 +175,7 @@ struct ptp_clock_info { struct ptp_pin_desc *pin_config; int (*adjfine)(struct ptp_clock_info *ptp, long scaled_ppm); int (*adjphase)(struct ptp_clock_info *ptp, s32 phase); + s32 (*getmaxphase)(struct ptp_clock_info *ptp); int (*adjtime)(struct ptp_clock_info *ptp, s64 delta); int (*gettime64)(struct ptp_clock_info *ptp, struct timespec64 *ts); int (*gettimex64)(struct ptp_clock_info *ptp, struct timespec64 *ts, diff --git a/include/uapi/linux/ptp_clock.h b/include/uapi/linux/ptp_clock.h index 1d108d597f66..05cc35fc94ac 100644 --- a/include/uapi/linux/ptp_clock.h +++ b/include/uapi/linux/ptp_clock.h @@ -95,7 +95,8 @@ struct ptp_clock_caps { int cross_timestamping; /* Whether the clock supports adjust phase */ int adjust_phase; - int rsv[12]; /* Reserved for future use. */ + int max_phase_adj; /* Maximum phase adjustment in nanoseconds. */ + int rsv[11]; /* Reserved for future use. */ }; struct ptp_extts_request { |