netdev - [PATCH net] ptp: ocp: fix DPLL functions

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Message-ID: <20240508132111.11545-1-vadim.fedorenko@linux.dev>
Date: Wed,  8 May 2024 13:21:11 +0000
From: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
To: Jakub Kicinski <kuba@...nel.org>,
	Jonathan Lemon <jonathan.lemon@...il.com>
Cc: Richard Cochran <richardcochran@...il.com>,
	Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
	netdev@...r.kernel.org
Subject: [PATCH net] ptp: ocp: fix DPLL functions

In ptp_ocp driver pin actions assume sma_nr starts with 1, but for DPLL
subsystem callback 0-based index was used. Fix it providing proper index.

Fixes: 09eeb3aecc6c ("ptp_ocp: implement DPLL ops")
Signed-off-by: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
---
 drivers/ptp/ptp_ocp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c
index 6506cfb89aa9..ee2ced88ab34 100644
--- a/drivers/ptp/ptp_ocp.c
+++ b/drivers/ptp/ptp_ocp.c
@@ -4562,7 +4562,7 @@ static int ptp_ocp_dpll_direction_set(const struct dpll_pin *pin,
 		return -EOPNOTSUPP;
 	mode = direction == DPLL_PIN_DIRECTION_INPUT ?
 			    SMA_MODE_IN : SMA_MODE_OUT;
-	return ptp_ocp_sma_store_val(bp, 0, mode, sma_nr);
+	return ptp_ocp_sma_store_val(bp, 0, mode, sma_nr + 1);
 }
 
 static int ptp_ocp_dpll_frequency_set(const struct dpll_pin *pin,
@@ -4583,7 +4583,7 @@ static int ptp_ocp_dpll_frequency_set(const struct dpll_pin *pin,
 	tbl = bp->sma_op->tbl[sma->mode];
 	for (i = 0; tbl[i].name; i++)
 		if (tbl[i].frequency == frequency)
-			return ptp_ocp_sma_store_val(bp, i, sma->mode, sma_nr);
+			return ptp_ocp_sma_store_val(bp, i, sma->mode, sma_nr + 1);
 	return -EINVAL;
 }
 
@@ -4600,7 +4600,7 @@ static int ptp_ocp_dpll_frequency_get(const struct dpll_pin *pin,
 	u32 val;
 	int i;
 
-	val = bp->sma_op->get(bp, sma_nr);
+	val = bp->sma_op->get(bp, sma_nr + 1);
 	tbl = bp->sma_op->tbl[sma->mode];
 	for (i = 0; tbl[i].name; i++)
 		if (val == tbl[i].value) {
-- 
2.43.0