Re: [alsa-devel] [PATCH 1/15] sound/soc/mxs/mxs-saif.c: addmissing iounmap

[Wolfram Sang]

On Thu, Jan 26, 2012 at 12:21:35PM +0100, Julia Lawall wrote:
> On Thu, 26 Jan 2012, Wolfram Sang wrote:
> 
> >>@@ -666,18 +666,19 @@ static int mxs_saif_probe(struct platform_device *pdev)
> >>  		goto failed_get_resource;
> >>  	}
> >>
> >>-	if (!request_mem_region(iores->start, resource_size(iores),
> >>-				"mxs-saif")) {
> >>+	if (!devm_request_mem_region(&pdev->dev, iores->start,
> >>+				     resource_size(iores), "mxs-saif")) {
> >>  		dev_err(&pdev->dev, "request_mem_region failed\n");
> >>  		ret = -EBUSY;
> >>  		goto failed_get_resource;
> >>  	}
> >>
> >>-	saif->base = ioremap(iores->start, resource_size(iores));
> >>+	saif->base = devm_ioremap(&pdev->dev, iores->start,
> >>+				  resource_size(iores));
> >
> >devm_request_and_ioremap() to save even more code?
> 
> I didn't do that because apparently it is not yet in a release?  I
> have another for introducing those...

It got included in the last merge window:

commit 72f8c0bfa0de64c68ee59f40eb9b2683bffffbb0
Author: Wolfram Sang <w.sang@xxxxxxxxxxxxxx>
Date:   Tue Oct 25 15:16:47 2011 +0200

    lib: devres: add convenience function to remap a resource
...


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