diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/fec_ptp.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/fec_ptp.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 181d9bfbee..e32f6724f5 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -104,14 +104,13 @@ static int fec_ptp_enable_pps(struct fec_enet_private *fep, uint enable) struct timespec64 ts; u64 ns; - if (fep->pps_enable == enable) - return 0; - - fep->pps_channel = DEFAULT_PPS_CHANNEL; - fep->reload_period = PPS_OUPUT_RELOAD_PERIOD; - spin_lock_irqsave(&fep->tmreg_lock, flags); + if (fep->pps_enable == enable) { + spin_unlock_irqrestore(&fep->tmreg_lock, flags); + return 0; + } + if (enable) { /* clear capture or output compare interrupt status if have. */ @@ -532,6 +531,9 @@ static int fec_ptp_enable(struct ptp_clock_info *ptp, int ret = 0; if (rq->type == PTP_CLK_REQ_PPS) { + fep->pps_channel = DEFAULT_PPS_CHANNEL; + fep->reload_period = PPS_OUPUT_RELOAD_PERIOD; + ret = fec_ptp_enable_pps(fep, on); return ret; |