linux-kernel - [PATCH] staging: imx-drm: use devm_ioremap

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Date:	Thu,  2 May 2013 13:41:41 +0200
From:	Laurent Navet <laurent.navet@...il.com>
To:	gregkh@...uxfoundation.org, grant.likely@...aro.org,
	rob.herring@...xeda.com
Cc:	p.zabel@...gutronix.de, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	Laurent Navet <laurent.navet@...il.com>
Subject: [PATCH] staging: imx-drm: use devm_ioremap_resource()

Replace a call to deprecated devm_request_and_ioremap by devm_ioremap_resource.

Found with coccicheck and this semantic patch:
 scripts/coccinelle/api/devm_request_and_ioremap.cocci.

Signed-off-by: Laurent Navet <laurent.navet@...il.com>
---
 drivers/staging/imx-drm/imx-tve.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/imx-drm/imx-tve.c b/drivers/staging/imx-drm/imx-tve.c
index ac16344..a6efa8f6 100644
--- a/drivers/staging/imx-drm/imx-tve.c
+++ b/drivers/staging/imx-drm/imx-tve.c
@@ -638,11 +638,9 @@ static int imx_tve_probe(struct platform_device *pdev)
 		return -ENOENT;
 	}
 
-	base = devm_request_and_ioremap(&pdev->dev, res);
-	if (!base) {
-		dev_err(&pdev->dev, "failed to remap memory region\n");
-		return -ENOENT;
-	}
+	base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(base))
+		return PTR_ERR(base);
 
 	tve_regmap_config.lock_arg = tve;
 	tve->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "tve", base,
-- 
1.7.10.4

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