diff options
| author | Vincent Cheng <vincent.cheng.xh@renesas.com> | 2020-05-01 23:35:37 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-02 16:31:45 -0700 |
| commit | d3f1cbd29fa63f1bb608603a6cd54ca7af56a68b (patch) | |
| tree | c8fa140f0d9e04e6f045ff5831a8a060295c981d /drivers/ptp | |
| parent | 184ecc9eb260d5a3bcdddc5bebd18f285ac004e9 (diff) | |
| download | linux-d3f1cbd29fa63f1bb608603a6cd54ca7af56a68b.tar.bz2 | |
ptp: Add adjust_phase to ptp_clock_caps capability.
Add adjust_phase to ptp_clock_caps capability to allow
user to query if a PHC driver supports adjust phase with
ioctl PTP_CLOCK_GETCAPS command.
Signed-off-by: Vincent Cheng <vincent.cheng.xh@renesas.com>
Reviewed-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/ptp')
| -rw-r--r-- | drivers/ptp/ptp_chardev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c index 93d574faf1fe..375cd6e4aade 100644 --- a/drivers/ptp/ptp_chardev.c +++ b/drivers/ptp/ptp_chardev.c @@ -136,6 +136,7 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg) caps.pps = ptp->info->pps; caps.n_pins = ptp->info->n_pins; caps.cross_timestamping = ptp->info->getcrosststamp != NULL; + caps.adjust_phase = ptp->info->adjphase != NULL; if (copy_to_user((void __user *)arg, &caps, sizeof(caps))) err = -EFAULT; break; |