[PATCH net-next v4 2/3] net: fec: refactor PPS channel configuration

[Francesco Dolcini <francesco@dolcini.it>]

From: Francesco Dolcini <francesco.dolcini@toradex.com>

Preparation patch to allow for PPS channel configuration, no functional
change intended.

Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
---
v4: no changes
v3: no changes
v2: add Reviewed-by
---
 drivers/net/ethernet/freescale/fec_ptp.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c
index 4cffda363a14..ce7aa2c38c7f 100644
--- a/drivers/net/ethernet/freescale/fec_ptp.c
+++ b/drivers/net/ethernet/freescale/fec_ptp.c
@@ -84,8 +84,7 @@
 #define FEC_CC_MULT	(1 << 31)
 #define FEC_COUNTER_PERIOD	(1 << 31)
 #define PPS_OUPUT_RELOAD_PERIOD	NSEC_PER_SEC
-#define FEC_CHANNLE_0		0
-#define DEFAULT_PPS_CHANNEL	FEC_CHANNLE_0
+#define DEFAULT_PPS_CHANNEL	0
 
 #define FEC_PTP_MAX_NSEC_PERIOD		4000000000ULL
 #define FEC_PTP_MAX_NSEC_COUNTER	0x80000000ULL
@@ -524,8 +523,9 @@ static int fec_ptp_enable(struct ptp_clock_info *ptp,
 	unsigned long flags;
 	int ret = 0;
 
+	fep->pps_channel = DEFAULT_PPS_CHANNEL;
+
 	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);
@@ -536,10 +536,9 @@ static int fec_ptp_enable(struct ptp_clock_info *ptp,
 		if (rq->perout.flags)
 			return -EOPNOTSUPP;
 
-		if (rq->perout.index != DEFAULT_PPS_CHANNEL)
+		if (rq->perout.index != fep->pps_channel)
 			return -EOPNOTSUPP;
 
-		fep->pps_channel = DEFAULT_PPS_CHANNEL;
 		period.tv_sec = rq->perout.period.sec;
 		period.tv_nsec = rq->perout.period.nsec;
 		period_ns = timespec64_to_ns(&period);
-- 
2.39.5