diff options
| author | Axel Lin <axel.lin@ingics.com> | 2015-08-23 17:32:14 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-08-26 19:58:46 +0200 |
| commit | f57ddcdfa146636dbdcd6ac0a6d22c15d47b08c8 (patch) | |
| tree | 6b7fdc995092258bcf553a55758a37a691061b45 /sound/soc/tegra/tegra20_spdif.c | |
| parent | ASoC: tegra: Fix unused variable 'spdif' warning (diff) | |
| download | linux-f57ddcdfa146636dbdcd6ac0a6d22c15d47b08c8.tar.xz linux-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_spdif.c')
| -rw-r--r-- | sound/soc/tegra/tegra20_spdif.c | 22 |
1 files changed, 4 insertions, 18 deletions
diff --git a/sound/soc/tegra/tegra20_spdif.c b/sound/soc/tegra/tegra20_spdif.c index 0809b1ec1171..a0c3640572b9 100644 --- a/sound/soc/tegra/tegra20_spdif.c +++ b/sound/soc/tegra/tegra20_spdif.c @@ -265,7 +265,7 @@ static const struct regmap_config tegra20_spdif_regmap_config = { static int tegra20_spdif_platform_probe(struct platform_device *pdev) { struct tegra20_spdif *spdif; - struct resource *mem, *memregion, *dmareq; + struct resource *mem, *dmareq; void __iomem *regs; int ret; @@ -285,10 +285,9 @@ static int tegra20_spdif_platform_probe(struct platform_device *pdev) } mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!mem) { - dev_err(&pdev->dev, "No memory resource\n"); - return -ENODEV; - } + regs = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(regs)) + return PTR_ERR(regs); dmareq = platform_get_resource(pdev, IORESOURCE_DMA, 0); if (!dmareq) { @@ -296,19 +295,6 @@ static int tegra20_spdif_platform_probe(struct platform_device *pdev) return -ENODEV; } - memregion = devm_request_mem_region(&pdev->dev, mem->start, - resource_size(mem), DRV_NAME); - if (!memregion) { - dev_err(&pdev->dev, "Memory region already claimed\n"); - return -EBUSY; - } - - regs = devm_ioremap(&pdev->dev, mem->start, resource_size(mem)); - if (!regs) { - dev_err(&pdev->dev, "ioremap failed\n"); - return -ENOMEM; - } - spdif->regmap = devm_regmap_init_mmio(&pdev->dev, regs, &tegra20_spdif_regmap_config); if (IS_ERR(spdif->regmap)) { |