linux-kernel - [PATCH net-next v3 8/9] dp83640: let external input pins from the module parameters be defaults.

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Message-Id: <d93688e0dd8b0bd78d7688b1bd59ac6fbc7bd3ac.1395350114.git.richardcochran@gmail.com>
Date:	Thu, 20 Mar 2014 22:21:59 +0100
From:	Richard Cochran <richardcochran@...il.com>
To:	<netdev@...r.kernel.org>
Cc:	<linux-kernel@...r.kernel.org>,
	Ben Hutchings <ben@...adent.org.uk>,
	Christian Riesch <christian.riesch@...cron.at>,
	David Miller <davem@...emloft.net>,
	Stefan Sørensen 
	<stefan.sorensen@...ctralink.com>
Subject: [PATCH net-next v3 8/9] dp83640: let external input pins from the module parameters be defaults.

This patch changes the driver to use the new pin configuration method when
programming the external time stamp input signals.

Signed-off-by: Richard Cochran <richardcochran@...il.com>
---
 drivers/net/phy/dp83640.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index 43b583b..93db564 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -468,7 +468,10 @@ static int ptp_dp83640_enable(struct ptp_clock_info *ptp,
 		event_num = EXT_EVENT + index;
 		evnt = EVNT_WR | (event_num & EVNT_SEL_MASK) << EVNT_SEL_SHIFT;
 		if (on) {
-			gpio_num = gpio_tab[EXTTS0_GPIO + index];
+			gpio_num = 1 + ptp_find_pin(clock->ptp_clock,
+						    PTP_PF_EXTTS, index);
+			if (gpio_num < 1)
+				return -EINVAL;
 			evnt |= (gpio_num & EVNT_GPIO_MASK) << EVNT_GPIO_SHIFT;
 			if (rq->extts.flags & PTP_FALLING_EDGE)
 				evnt |= EVNT_FALL;
-- 
1.7.10.4

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