Re: [PATCH net-next 1/3] ptp: Add adjphase function to support phase offset control.

[Vincent Cheng <vincent.cheng.xh@renesas.com>]

On Thu, Apr 30, 2020 at 11:37:34PM EDT, Richard Cochran wrote:
>On Wed, Apr 29, 2020 at 08:28:23PM -0400, vincent.cheng.xh@renesas.com wrote:
>> diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
>> index acabbe7..c46ff98 100644
>> --- a/drivers/ptp/ptp_clock.c
>> +++ b/drivers/ptp/ptp_clock.c
>> @@ -146,6 +146,8 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct __kernel_timex *tx)
>>  		else
>>  			err = ops->adjfreq(ops, ppb);
>>  		ptp->dialed_frequency = tx->freq;
>> +	} else if (tx->modes & ADJ_OFFSET) {
>> +		err = ops->adjphase(ops, tx->offset);
>
>This is a new method, and no drivers have it, so there must be a check
>that the function pointer is non-null.

Yes, good point.  Will fix and resubmit.

Thanks,
Vincent