Reviewed-by: Jingoo Han jg1.han@samsung.com Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/samsung/ac97.c | 26 ++++---------------------- 1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c index 1c85999..04d7fd4 100644 --- a/sound/soc/samsung/ac97.c +++ b/sound/soc/samsung/ac97.c @@ -417,11 +417,9 @@ static int s3c_ac97_probe(struct platform_device *pdev) return -ENXIO; }

- if (!request_mem_region(mem_res->start, - resource_size(mem_res), "ac97")) { - dev_err(&pdev->dev, "Unable to request register region\n"); - return -EBUSY; - } + s3c_ac97.regs = devm_ioremap_resource(&pdev->dev, mem_res); + if (IS_ERR(s3c_ac97.regs)) + return PTR_ERR(s3c_ac97.regs);

s3c_ac97_pcm_out.channel = dmatx_res->start; s3c_ac97_pcm_out.dma_addr = mem_res->start + S3C_AC97_PCM_DATA; @@ -433,13 +431,6 @@ static int s3c_ac97_probe(struct platform_device *pdev) init_completion(&s3c_ac97.done); mutex_init(&s3c_ac97.lock);

- s3c_ac97.regs = ioremap(mem_res->start, resource_size(mem_res)); - if (s3c_ac97.regs == NULL) { - dev_err(&pdev->dev, "Unable to ioremap register region\n"); - ret = -ENXIO; - goto err1; - } - s3c_ac97.ac97_clk = devm_clk_get(&pdev->dev, "ac97"); if (IS_ERR(s3c_ac97.ac97_clk)) { dev_err(&pdev->dev, "ac97 failed to get ac97_clock\n"); @@ -481,16 +472,13 @@ err4: err3: clk_disable_unprepare(s3c_ac97.ac97_clk); err2: - iounmap(s3c_ac97.regs); -err1: - release_mem_region(mem_res->start, resource_size(mem_res));

return ret; }

static int s3c_ac97_remove(struct platform_device *pdev) { - struct resource *mem_res, *irq_res; + struct resource *irq_res;

asoc_dma_platform_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); @@ -501,12 +489,6 @@ static int s3c_ac97_remove(struct platform_device *pdev)

clk_disable_unprepare(s3c_ac97.ac97_clk);

- iounmap(s3c_ac97.regs); - - mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (mem_res) - release_mem_region(mem_res->start, resource_size(mem_res)); - return 0; }