linux-kernel - [PATCH 2/5] net: fec: enable to use PPS feature without time stamping

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Date:   Mon,  6 Jul 2020 17:26:13 +0300
From:   Sergey Organov <sorganov@...il.com>
To:     netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Fugang Duan <fugang.duan@....com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Sergey Organov <sorganov@...il.com>
Subject: [PATCH  2/5] net: fec: enable to use PPS feature without time stamping

PPS feature could be useful even when hardware time stamping
of network packets is not in use, so remove offending check
for this condition from fec_ptp_enable_pps().

Signed-off-by: Sergey Organov <sorganov@...il.com>
---
 drivers/net/ethernet/freescale/fec_ptp.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c
index f8a592c..4a12086 100644
--- a/drivers/net/ethernet/freescale/fec_ptp.c
+++ b/drivers/net/ethernet/freescale/fec_ptp.c
@@ -103,11 +103,6 @@ static int fec_ptp_enable_pps(struct fec_enet_private *fep, uint enable)
 	u64 ns;
 	val = 0;
 
-	if (!(fep->hwts_tx_en || fep->hwts_rx_en)) {
-		dev_err(&fep->pdev->dev, "No ptp stack is running\n");
-		return -EINVAL;
-	}
-
 	if (fep->pps_enable == enable)
 		return 0;
 
-- 
2.10.0.1.g57b01a3