diff options
Diffstat (limited to 'sound/soc/fsl/imx-ssi.c')
| -rw-r--r-- | sound/soc/fsl/imx-ssi.c | 30 |
1 files changed, 8 insertions, 22 deletions
diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c index 81d7728cf67f..3c520c46fa4a 100644 --- a/sound/soc/fsl/imx-ssi.c +++ b/sound/soc/fsl/imx-ssi.c @@ -380,14 +380,13 @@ static int imx_ssi_dai_probe(struct snd_soc_dai *dai) static struct snd_soc_dai_driver imx_ssi_dai = { .probe = imx_ssi_dai_probe, .playback = { - /* The SSI does not support monaural audio. */ - .channels_min = 2, + .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = SNDRV_PCM_FMTBIT_S16_LE, }, .capture = { - .channels_min = 2, + .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = SNDRV_PCM_FMTBIT_S16_LE, @@ -524,7 +523,7 @@ static int imx_ssi_probe(struct platform_device *pdev) int ret = 0; struct snd_soc_dai_driver *dai; - ssi = kzalloc(sizeof(*ssi), GFP_KERNEL); + ssi = devm_kzalloc(&pdev->dev, sizeof(*ssi), GFP_KERNEL); if (!ssi) return -ENOMEM; dev_set_drvdata(&pdev->dev, ssi); @@ -537,7 +536,7 @@ static int imx_ssi_probe(struct platform_device *pdev) ssi->irq = platform_get_irq(pdev, 0); - ssi->clk = clk_get(&pdev->dev, NULL); + ssi->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(ssi->clk)) { ret = PTR_ERR(ssi->clk); dev_err(&pdev->dev, "Cannot get the clock: %d\n", @@ -552,23 +551,18 @@ static int imx_ssi_probe(struct platform_device *pdev) goto failed_get_resource; } - if (!request_mem_region(res->start, resource_size(res), DRV_NAME)) { - dev_err(&pdev->dev, "request_mem_region failed\n"); - ret = -EBUSY; - goto failed_get_resource; - } - - ssi->base = ioremap(res->start, resource_size(res)); + ssi->base = devm_request_and_ioremap(&pdev->dev, res); if (!ssi->base) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENODEV; - goto failed_ioremap; + goto failed_register; } if (ssi->flags & IMX_SSI_USE_AC97) { if (ac97_ssi) { + dev_err(&pdev->dev, "AC'97 SSI already registered\n"); ret = -EBUSY; - goto failed_ac97; + goto failed_register; } ac97_ssi = ssi; setup_channel_to_ac97(ssi); @@ -637,15 +631,10 @@ failed_pdev_fiq_add: failed_pdev_fiq_alloc: snd_soc_unregister_dai(&pdev->dev); failed_register: -failed_ac97: - iounmap(ssi->base); -failed_ioremap: release_mem_region(res->start, resource_size(res)); failed_get_resource: clk_disable_unprepare(ssi->clk); - clk_put(ssi->clk); failed_clk: - kfree(ssi); return ret; } @@ -663,11 +652,8 @@ static int __devexit imx_ssi_remove(struct platform_device *pdev) if (ssi->flags & IMX_SSI_USE_AC97) ac97_ssi = NULL; - iounmap(ssi->base); release_mem_region(res->start, resource_size(res)); clk_disable_unprepare(ssi->clk); - clk_put(ssi->clk); - kfree(ssi); return 0; } |