Re: [PATCH Resend] dma: pl330: Convert to devm_ioremap_resource()

[Vinod Koul]

On Mon, Mar 04, 2013 at 02:36:27PM +0530, Sachin Kamat wrote:
> Use the newly introduced devm_ioremap_resource() instead of
> devm_request_and_ioremap() which provides more consistent error handling.
> 
> Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
> Reviewed-by: Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx>
Applied thanks
> ---
>  drivers/dma/pl330.c |    7 ++++---
>  1 files changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
> index 7181531..10005ec 100644
> --- a/drivers/dma/pl330.c
> +++ b/drivers/dma/pl330.c
> @@ -26,6 +26,7 @@
>  #include <linux/scatterlist.h>
>  #include <linux/of.h>
>  #include <linux/of_dma.h>
> +#include <linux/err.h>
>  
>  #include "dmaengine.h"
>  #define PL330_MAX_CHAN		8
> @@ -2904,9 +2905,9 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)
>  	pi->mcbufsz = pdat ? pdat->mcbuf_sz : 0;
>  
>  	res = &adev->res;
> -	pi->base = devm_request_and_ioremap(&adev->dev, res);
> -	if (!pi->base)
> -		return -ENXIO;
> +	pi->base = devm_ioremap_resource(&adev->dev, res);
> +	if (IS_ERR(pi->base))
> +		return PTR_ERR(pi->base);
>  
>  	amba_set_drvdata(adev, pdmac);
>  
> -- 
> 1.7.4.1
> 
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