On Sat, Jan 28, 2017 at 11:28:23PM -0800, Sudarsana Kalluru wrote:
> +/**
> + * qede_ptp_adjfreq
> + * @ptp: the ptp clock structure
> + * @ppb: parts per billion adjustment from base
> + *
> + * Adjust the frequency of the ptp cycle counter by the
> + * indicated ppb from the base frequency.
> + */
> +static int qede_ptp_adjfreq(struct ptp_clock_info *info, s32 ppb)
> +{
> + struct qede_ptp *ptp = container_of(info, struct qede_ptp, clock_info);
> + struct qede_dev *edev = ptp->edev;
> + int rc;
> +
> + __qede_lock(edev);
> + if (edev->state == QEDE_STATE_OPEN) {
> + spin_lock_bh(&ptp->lock);
> + rc = ptp->ops->adjfreq(edev->cdev, ppb);
Why add this extra layer of indirection?
You could put these this test into qed_ptp_hw_adjfreq() and register
that function directly.
> + spin_unlock_bh(&ptp->lock);
> + } else {
> + DP_ERR(edev, "PTP adjfreq called while interface is down\n");
> + return -EFAULT;
> + }
> + __qede_unlock(edev);
> +
> + return rc;
> +}
Thanks,
Richard
