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authorAxel Lin <axel.lin@ingics.com>2015-08-23 23:32:14 +0800
committerMark Brown <broonie@kernel.org>2015-08-26 18:58:46 +0100
commitf57ddcdfa146636dbdcd6ac0a6d22c15d47b08c8 (patch)
tree6b7fdc995092258bcf553a55758a37a691061b45 /sound/soc/tegra/tegra20_das.c
parentASoC: tegra: Fix unused variable 'spdif' warning (diff)
downloadlinux-dev-f57ddcdfa146636dbdcd6ac0a6d22c15d47b08c8.tar.xz
linux-dev-f57ddcdfa146636dbdcd6ac0a6d22c15d47b08c8.zip
ASoC: tegra: Use devm_ioremap_resource instead of open code
Use devm_ioremap_resource() to simplify the code. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/tegra/tegra20_das.c')
-rw-r--r--sound/soc/tegra/tegra20_das.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/sound/soc/tegra/tegra20_das.c b/sound/soc/tegra/tegra20_das.c
index f52600b4f3fd..89add13c31cf 100644
--- a/sound/soc/tegra/tegra20_das.c
+++ b/sound/soc/tegra/tegra20_das.c
@@ -133,7 +133,7 @@ static const struct regmap_config tegra20_das_regmap_config = {
static int tegra20_das_probe(struct platform_device *pdev)
{
- struct resource *res, *region;
+ struct resource *res;
void __iomem *regs;
int ret = 0;
@@ -149,24 +149,9 @@ static int tegra20_das_probe(struct platform_device *pdev)
das->dev = &pdev->dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "No memory resource\n");
- ret = -ENODEV;
- goto err;
- }
-
- region = devm_request_mem_region(&pdev->dev, res->start,
- resource_size(res), pdev->name);
- if (!region) {
- dev_err(&pdev->dev, "Memory region already claimed\n");
- ret = -EBUSY;
- goto err;
- }
-
- regs = devm_ioremap(&pdev->dev, res->start, resource_size(res));
- if (!regs) {
- dev_err(&pdev->dev, "ioremap failed\n");
- ret = -ENOMEM;
+ regs = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(regs)) {
+ ret = PTR_ERR(regs);
goto err;
}