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authorAlexander Stein <alexanders83@web.de>2014-12-05 20:10:07 +0100
committerTakashi Iwai <tiwai@suse.de>2014-12-05 20:36:13 +0100
commit048184540171672a724ab8f8bada7fcc0762f5c6 (patch)
treef39f663d4ddd5d1199d68173742a3dd2b228c8a8 /sound/atmel/abdac.c
parent1132015b16580d3f53385354ffec0f58443a1ffd (diff)
ALSA: atmel_abdac: Add missing clock prepare
Clocks must be prepared before enabling them. Do this in one step. Replace clk_enable with clk_prepare_enable and clk_disable with clk_disable_unprepare. Signed-off-by: Alexander Stein <alexanders83@web.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/atmel/abdac.c')
-rw-r--r--sound/atmel/abdac.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/sound/atmel/abdac.c b/sound/atmel/abdac.c
index 31061e3521d4..023140504104 100644
--- a/sound/atmel/abdac.c
+++ b/sound/atmel/abdac.c
@@ -242,7 +242,7 @@ static int atmel_abdac_trigger(struct snd_pcm_substream *substream, int cmd)
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: /* fall through */
case SNDRV_PCM_TRIGGER_RESUME: /* fall through */
case SNDRV_PCM_TRIGGER_START:
- clk_enable(dac->sample_clk);
+ clk_prepare_enable(dac->sample_clk);
retval = dw_dma_cyclic_start(dac->dma.chan);
if (retval)
goto out;
@@ -254,7 +254,7 @@ static int atmel_abdac_trigger(struct snd_pcm_substream *substream, int cmd)
dw_dma_cyclic_stop(dac->dma.chan);
dac_writel(dac, DATA, 0);
dac_writel(dac, CTRL, 0);
- clk_disable(dac->sample_clk);
+ clk_disable_unprepare(dac->sample_clk);
break;
default:
retval = -EINVAL;
@@ -429,7 +429,7 @@ static int atmel_abdac_probe(struct platform_device *pdev)
retval = PTR_ERR(sample_clk);
goto out_put_pclk;
}
- clk_enable(pclk);
+ clk_prepare_enable(pclk);
retval = snd_card_new(&pdev->dev, SNDRV_DEFAULT_IDX1,
SNDRV_DEFAULT_STR1, THIS_MODULE,
@@ -528,7 +528,7 @@ out_free_card:
snd_card_free(card);
out_put_sample_clk:
clk_put(sample_clk);
- clk_disable(pclk);
+ clk_disable_unprepare(pclk);
out_put_pclk:
clk_put(pclk);
return retval;
@@ -541,8 +541,8 @@ static int atmel_abdac_suspend(struct device *pdev)
struct atmel_abdac *dac = card->private_data;
dw_dma_cyclic_stop(dac->dma.chan);
- clk_disable(dac->sample_clk);
- clk_disable(dac->pclk);
+ clk_disable_unprepare(dac->sample_clk);
+ clk_disable_unprepare(dac->pclk);
return 0;
}
@@ -552,8 +552,8 @@ static int atmel_abdac_resume(struct device *pdev)
struct snd_card *card = dev_get_drvdata(pdev);
struct atmel_abdac *dac = card->private_data;
- clk_enable(dac->pclk);
- clk_enable(dac->sample_clk);
+ clk_prepare_enable(dac->pclk);
+ clk_prepare_enable(dac->sample_clk);
if (test_bit(DMA_READY, &dac->flags))
dw_dma_cyclic_start(dac->dma.chan);
@@ -572,7 +572,7 @@ static int atmel_abdac_remove(struct platform_device *pdev)
struct atmel_abdac *dac = get_dac(card);
clk_put(dac->sample_clk);
- clk_disable(dac->pclk);
+ clk_disable_unprepare(dac->pclk);
clk_put(dac->pclk);
dma_release_channel(dac->dma.chan);