diff options
| author | Axel Lin <axel.lin@gmail.com> | 2012-06-29 21:32:15 +0800 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@avionic-design.de> | 2012-07-23 13:24:03 +0200 |
| commit | 6192fa87447ed3c6c4005be640a088fa8e5733f8 (patch) | |
| tree | 47727919c2f156f3baa18566c420c224bbba919b /drivers/pwm/pwm-samsung.c | |
| parent | 0c8f527d8c80a027b46798127a6dd815b4bb99c2 (diff) | |
pwm: Convert pwm-samsung to use devm_* APIs
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Diffstat (limited to 'drivers/pwm/pwm-samsung.c')
| -rw-r--r-- | drivers/pwm/pwm-samsung.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/pwm/pwm-samsung.c b/drivers/pwm/pwm-samsung.c index c40c37e968e6..35fa0e8b0f87 100644 --- a/drivers/pwm/pwm-samsung.c +++ b/drivers/pwm/pwm-samsung.c @@ -1,4 +1,4 @@ -/* arch/arm/plat-s3c/pwm.c +/* drivers/pwm/pwm-samsung.c * * Copyright (c) 2007 Ben Dooks * Copyright (c) 2008 Simtec Electronics @@ -215,7 +215,7 @@ static int s3c_pwm_probe(struct platform_device *pdev) return -ENXIO; } - s3c = kzalloc(sizeof(*s3c), GFP_KERNEL); + s3c = devm_kzalloc(&pdev->dev, sizeof(*s3c), GFP_KERNEL); if (s3c == NULL) { dev_err(dev, "failed to allocate pwm_device\n"); return -ENOMEM; @@ -227,18 +227,16 @@ static int s3c_pwm_probe(struct platform_device *pdev) s3c->chip.base = -1; s3c->chip.npwm = 1; - s3c->clk = clk_get(dev, "pwm-tin"); + s3c->clk = devm_clk_get(dev, "pwm-tin"); if (IS_ERR(s3c->clk)) { dev_err(dev, "failed to get pwm tin clk\n"); - ret = PTR_ERR(s3c->clk); - goto err_alloc; + return PTR_ERR(s3c->clk); } - s3c->clk_div = clk_get(dev, "pwm-tdiv"); + s3c->clk_div = devm_clk_get(dev, "pwm-tdiv"); if (IS_ERR(s3c->clk_div)) { dev_err(dev, "failed to get pwm tdiv clk\n"); - ret = PTR_ERR(s3c->clk_div); - goto err_clk_tin; + return PTR_ERR(s3c->clk_div); } clk_enable(s3c->clk); @@ -272,13 +270,6 @@ static int s3c_pwm_probe(struct platform_device *pdev) err_clk_tdiv: clk_disable(s3c->clk_div); clk_disable(s3c->clk); - clk_put(s3c->clk_div); - - err_clk_tin: - clk_put(s3c->clk); - - err_alloc: - kfree(s3c); return ret; } @@ -293,9 +284,6 @@ static int __devexit s3c_pwm_remove(struct platform_device *pdev) clk_disable(s3c->clk_div); clk_disable(s3c->clk); - clk_put(s3c->clk_div); - clk_put(s3c->clk); - kfree(s3c); return 0; } |