linux-kernel - [PATCH RFC net-next v1 8/9] dp83640: let external input pins from the module parameters be defaults.

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Message-Id: <15717348d8d80ac471563cf811ffc8db41dea3cb.1394307304.git.richardcochran@gmail.com>
Date:	Sat,  8 Mar 2014 20:42:08 +0100
From:	Richard Cochran <richardcochran@...il.com>
To:	<netdev@...r.kernel.org>
Cc:	<linux-kernel@...r.kernel.org>,
	Ben Hutchings <bhutchings@...arflare.com>,
	Christian Riesch <christian.riesch@...cron.at>,
	David Miller <davem@...emloft.net>,
	Stefan Sørensen 
	<stefan.sorensen@...ctralink.com>
Subject: [PATCH RFC net-next v1 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 f98998f..d60b90c 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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