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edma: do not waste memory for dma_mask

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Accordingly to commentary in the platform_device_register_full the memory
allocated for dma_mask will not going to be freed. That's why is better to
assign dma_mask afterwards.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Andy Shevchenko 2013-02-14 11:00:19 +02:00 committed by Vinod Koul
parent 9b562639a1
commit 373459eee0
1 changed files with 4 additions and 2 deletions
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6
drivers/dma/edma.c
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@ -620,13 +620,11 @@ static struct platform_device *pdev0, *pdev1;
static const struct platform_device_info edma_dev_info0 = {
.name = "edma-dma-engine",
.id = 0,
.dma_mask = DMA_BIT_MASK(32),
};
static const struct platform_device_info edma_dev_info1 = {
.name = "edma-dma-engine",
.id = 1,
.dma_mask = DMA_BIT_MASK(32),
};
static int edma_init(void)
@ -640,6 +638,8 @@ static int edma_init(void)
ret = PTR_ERR(pdev0);
goto out;
}
pdev0->dev.dma_mask = &pdev0->dev.coherent_dma_mask;
pdev0->dev.coherent_dma_mask = DMA_BIT_MASK(32);
}
if (EDMA_CTLRS == 2) {
@ -649,6 +649,8 @@ static int edma_init(void)
platform_device_unregister(pdev0);
ret = PTR_ERR(pdev1);
}
pdev1->dev.dma_mask = &pdev1->dev.coherent_dma_mask;
pdev1->dev.coherent_dma_mask = DMA_BIT_MASK(32);
}
out: