[PATCH 1/2] w1: mxc_w1: Convert to devm_ioremap_resource()

Fabio Estevam festevam at gmail.com
Mon Mar 11 19:18:15 EDT 2013


From: Fabio Estevam <fabio.estevam at freescale.com>

According to Documentation/driver-model/devres.txt:

  devm_request_and_ioremap() : obsoleted by devm_ioremap_resource()

Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
 drivers/w1/masters/mxc_w1.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
index 950d354..47e12cf 100644
--- a/drivers/w1/masters/mxc_w1.c
+++ b/drivers/w1/masters/mxc_w1.c
@@ -121,9 +121,9 @@ static int mxc_w1_probe(struct platform_device *pdev)
 	mdev->clkdiv = (clk_get_rate(mdev->clk) / 1000000) - 1;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	mdev->regs = devm_request_and_ioremap(&pdev->dev, res);
-	if (!mdev->regs)
-		return -EBUSY;
+	mdev->regs = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(mdev->regs))
+		return PTR_ERR(mdev->regs);
 
 	clk_prepare_enable(mdev->clk);
 	__raw_writeb(mdev->clkdiv, mdev->regs + MXC_W1_TIME_DIVIDER);
-- 
1.7.9.5




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