[PATCH] can: at91_can: prepare and unprepare the clock
From: mkl@pengutronix.de (Marc Kleine-Budde)
Date: 2014-09-17 09:12:55
Also in:
linux-can
On 09/17/2014 11:05 AM, David Dueck wrote:
This prevents a warning.
Which warning? Can you please check the return value of clock_prepare_enbale(). Marc BTW: Please add linux-can at vger.kernel.org on Cc for CAN related patches.
quoted hunk ↗ jump to hunk
Signed-off-by: David Dueck <redacted> Signed-off-by: Anthony Harivel <redacted> --- drivers/net/can/at91_can.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c index f07fa89..7dcb790 100644 --- a/drivers/net/can/at91_can.c +++ b/drivers/net/can/at91_can.c@@ -1123,7 +1123,7 @@ static int at91_open(struct net_device *dev) struct at91_priv *priv = netdev_priv(dev); int err; - clk_enable(priv->clk); + clk_prepare_enable(priv->clk); /* check or determine and set bittime */ err = open_candev(dev);@@ -1149,7 +1149,7 @@ static int at91_open(struct net_device *dev) out_close: close_candev(dev); out: - clk_disable(priv->clk); + clk_disable_unprepare(priv->clk); return err; }@@ -1166,7 +1166,7 @@ static int at91_close(struct net_device *dev) at91_chip_stop(dev, CAN_STATE_STOPPED); free_irq(dev->irq, dev); - clk_disable(priv->clk); + clk_disable_unprepare(priv->clk); close_candev(dev);
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