Re: [PATCH] dma: at_hdmac.c: use resource_size

[Koul, Vinod]

On Wed, 2011-06-01 at 15:16 -0700, H Hartley Sweeten wrote:
> Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
> Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
> Cc: Vinod Koul <vinod.koul@xxxxxxxxx>
> 
> ---
> 
> diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
> index 36144f8..6a483ea 100644
> --- a/drivers/dma/at_hdmac.c
> +++ b/drivers/dma/at_hdmac.c
> @@ -1216,7 +1216,7 @@ static int __init at_dma_probe(struct platform_device *pdev)
>  	atdma->dma_common.cap_mask = pdata->cap_mask;
>  	atdma->all_chan_mask = (1 << pdata->nr_channels) - 1;
>  
> -	size = io->end - io->start + 1;
> +	size = resource_size(io);
>  	if (!request_mem_region(io->start, size, pdev->dev.driver->name)) {
>  		err = -EBUSY;
>  		goto err_kfree;
> @@ -1362,7 +1362,7 @@ static int __exit at_dma_remove(struct platform_device *pdev)
>  	atdma->regs = NULL;
>  
>  	io = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	release_mem_region(io->start, io->end - io->start + 1);
> +	release_mem_region(io->start, resource_size(io));
>  
>  	kfree(atdma);
>  
Applied, Thanks

-- 
~Vinod

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