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Lines 435-442
static void *snd_dma_dev_alloc(struct snd_dma_buffer *dmab, size_t size)
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| 435 |
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435 |
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| 436 |
p = dma_alloc_coherent(dmab->dev.dev, size, &dmab->addr, DEFAULT_GFP); |
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p = dma_alloc_coherent(dmab->dev.dev, size, &dmab->addr, DEFAULT_GFP); |
| 437 |
#ifdef CONFIG_X86 |
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#ifdef CONFIG_X86 |
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if (p && dmab->dev.type == SNDRV_DMA_TYPE_DEV_WC) |
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if (p && dmab->dev.type == SNDRV_DMA_TYPE_DEV_WC) { |
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set_memory_wc((unsigned long)p, PAGE_ALIGN(size) >> PAGE_SHIFT); |
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dev_info(dmab->dev.dev, "XXX dma alloc addr=%p, addr=0x%lx\n", |
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dmab->area, (unsigned long)dmab->addr); |
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set_memory_wc((unsigned long)dmab->addr, |
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PAGE_ALIGN(size) >> PAGE_SHIFT); |
| 443 |
} |
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#endif |
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#endif |
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return p; |
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return p; |
| 442 |
} |
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} |
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Lines 445-451
static void snd_dma_dev_free(struct snd_dma_buffer *dmab)
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| 445 |
{ |
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{ |
| 446 |
#ifdef CONFIG_X86 |
450 |
#ifdef CONFIG_X86 |
| 447 |
if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_WC) |
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if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_WC) |
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set_memory_wb((unsigned long)dmab->area, |
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set_memory_wb((unsigned long)dmab->addr, |
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PAGE_ALIGN(dmab->bytes) >> PAGE_SHIFT); |
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PAGE_ALIGN(dmab->bytes) >> PAGE_SHIFT); |
| 450 |
#endif |
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#endif |
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dma_free_coherent(dmab->dev.dev, dmab->bytes, dmab->area, dmab->addr); |
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dma_free_coherent(dmab->dev.dev, dmab->bytes, dmab->area, dmab->addr); |