diff options
Diffstat (limited to 'sound/soc/davinci/davinci-i2s.c')
| -rw-r--r-- | sound/soc/davinci/davinci-i2s.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/sound/soc/davinci/davinci-i2s.c b/sound/soc/davinci/davinci-i2s.c index 9e0e565e6ed9..d0d60b8a54d4 100644 --- a/sound/soc/davinci/davinci-i2s.c +++ b/sound/soc/davinci/davinci-i2s.c @@ -658,7 +658,7 @@ static int davinci_i2s_probe(struct platform_device *pdev) return -ENODEV; } - ioarea = request_mem_region(mem->start, (mem->end - mem->start) + 1, + ioarea = request_mem_region(mem->start, resource_size(mem), pdev->name); if (!ioarea) { dev_err(&pdev->dev, "McBSP region already claimed\n"); @@ -694,20 +694,25 @@ static int davinci_i2s_probe(struct platform_device *pdev) } clk_enable(dev->clk); - dev->base = (void __iomem *)IO_ADDRESS(mem->start); + dev->base = ioremap(mem->start, resource_size(mem)); + if (!dev->base) { + dev_err(&pdev->dev, "ioremap failed\n"); + ret = -ENOMEM; + goto err_release_clk; + } dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK].dma_addr = - (dma_addr_t)(io_v2p(dev->base) + DAVINCI_MCBSP_DXR_REG); + (dma_addr_t)(mem->start + DAVINCI_MCBSP_DXR_REG); dev->dma_params[SNDRV_PCM_STREAM_CAPTURE].dma_addr = - (dma_addr_t)(io_v2p(dev->base) + DAVINCI_MCBSP_DRR_REG); + (dma_addr_t)(mem->start + DAVINCI_MCBSP_DRR_REG); /* first TX, then RX */ res = platform_get_resource(pdev, IORESOURCE_DMA, 0); if (!res) { dev_err(&pdev->dev, "no DMA resource\n"); ret = -ENXIO; - goto err_free_mem; + goto err_iounmap; } dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK].channel = res->start; @@ -715,7 +720,7 @@ static int davinci_i2s_probe(struct platform_device *pdev) if (!res) { dev_err(&pdev->dev, "no DMA resource\n"); ret = -ENXIO; - goto err_free_mem; + goto err_iounmap; } dev->dma_params[SNDRV_PCM_STREAM_CAPTURE].channel = res->start; dev->dev = &pdev->dev; @@ -724,14 +729,19 @@ static int davinci_i2s_probe(struct platform_device *pdev) ret = snd_soc_register_dai(&pdev->dev, &davinci_i2s_dai); if (ret != 0) - goto err_free_mem; + goto err_iounmap; return 0; +err_iounmap: + iounmap(dev->base); +err_release_clk: + clk_disable(dev->clk); + clk_put(dev->clk); err_free_mem: kfree(dev); err_release_region: - release_mem_region(mem->start, (mem->end - mem->start) + 1); + release_mem_region(mem->start, resource_size(mem)); return ret; } @@ -747,7 +757,7 @@ static int davinci_i2s_remove(struct platform_device *pdev) dev->clk = NULL; kfree(dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(mem->start, (mem->end - mem->start) + 1); + release_mem_region(mem->start, resource_size(mem)); return 0; } |