linux-kernel - [PATCH 07/25] serial: sh-sci: Convert from clk_get() to devm_clk

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Date:	Thu, 19 Nov 2015 19:38:46 +0100
From:	Geert Uytterhoeven <geert+renesas@...der.be>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Simon Horman <horms@...ge.net.au>,
	Magnus Damm <magnus.damm@...il.com>,
	Yoshinori Sato <ysato@...rs.sourceforge.jp>,
	Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
Cc:	linux-serial@...r.kernel.org, linux-sh@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH 07/25] serial: sh-sci: Convert from clk_get() to devm_clk_get()

Transfer clock cleanup handling to the core device management code.

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 drivers/tty/serial/sh-sci.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index cba51da604253db6..9442961a198378c7 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2216,7 +2216,7 @@ static struct uart_ops sci_uart_ops = {
 static int sci_init_clocks(struct sci_port *sci_port, struct device *dev)
 {
 	/* Get the SCI functional clock. It's called "fck" on ARM. */
-	sci_port->fclk = clk_get(dev, "fck");
+	sci_port->fclk = devm_clk_get(dev, "fck");
 	if (PTR_ERR(sci_port->fclk) == -EPROBE_DEFER)
 		return -EPROBE_DEFER;
 	if (!IS_ERR(sci_port->fclk))
@@ -2226,7 +2226,7 @@ static int sci_init_clocks(struct sci_port *sci_port, struct device *dev)
 	 * But it used to be called "sci_ick", and we need to maintain DT
 	 * backward compatibility.
 	 */
-	sci_port->fclk = clk_get(dev, "sci_ick");
+	sci_port->fclk = devm_clk_get(dev, "sci_ick");
 	if (PTR_ERR(sci_port->fclk) == -EPROBE_DEFER)
 		return -EPROBE_DEFER;
 	if (!IS_ERR(sci_port->fclk))
@@ -2236,7 +2236,7 @@ static int sci_init_clocks(struct sci_port *sci_port, struct device *dev)
 	 * Not all SH platforms declare a clock lookup entry for SCI devices,
 	 * in which case we need to get the global "peripheral_clk" clock.
 	 */
-	sci_port->fclk = clk_get(dev, "peripheral_clk");
+	sci_port->fclk = devm_clk_get(dev, "peripheral_clk");
 	if (!IS_ERR(sci_port->fclk))
 		return 0;
 
@@ -2395,8 +2395,6 @@ static int sci_init_single(struct platform_device *dev,
 
 static void sci_cleanup_single(struct sci_port *port)
 {
-	clk_put(port->fclk);
-
 	pm_runtime_disable(port->port.dev);
 }
 
-- 
1.9.1

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