Re: [PATCH] spi_mpc8xxx: issue with using definition of pram inDevice Tree

[Grant Likely]

On Thu, Sep 16, 2010 at 09:05:03AM +0200, christophe leroy wrote:
> This patch applies to 2.6.34.7 and 2.6.35.4
> It fixes an issue during the probe for CPM1 with definition of parameter ram from DTS
> 
> Signed-off-by: christophe leroy <christophe.leroy@xxxxxx>

I'm sorry, I don't understand the fix from the given description.
What is the problem, and why is cpm_muram_alloc_fixed() the wrong
thing to call on CPM1?  Does CPM2 still need it?

g.

> 
> diff -urN b/drivers/spi/spi_mpc8xxx.c c/drivers/spi/spi_mpc8xxx.c
> --- b/drivers/spi/spi_mpc8xxx.c	2010-09-08 16:43:50.000000000 +0200
> +++ c/drivers/spi/spi_mpc8xxx.c	2010-09-08 16:44:03.000000000 +0200
> @@ -822,7 +822,7 @@
>  	if (!iprop || size != sizeof(*iprop) * 4)
>  		return -ENOMEM;
>  
> -	spi_base_ofs = cpm_muram_alloc_fixed(iprop[2], 2);
> +	spi_base_ofs = iprop[2];
>  	if (IS_ERR_VALUE(spi_base_ofs))
>  		return -ENOMEM;
>  
> @@ -844,7 +844,6 @@
>  			return spi_base_ofs;
>  	}
>  
> -	cpm_muram_free(spi_base_ofs);
>  	return pram_ofs;
>  }
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