linux-kernel - Re: [PATCH 2/5] move of_drconf

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Date:	Tue, 15 Sep 2009 09:38:08 -0500
From:	Brian King <brking@...ux.vnet.ibm.com>
To:	Nathan Fontenot <nfont@...tin.ibm.com>
CC:	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] move of_drconf_cell definition to prom.h

Nathan Fontenot wrote:
> Move the definition of the of_drconf_cell struct from numa.c to prom.h. 
> This
> is needed so that we can parse the ibm,dynamic-memory device-tree property
> when DLPAR adding and removing memory.
> 
> Signed-off-by: Nathan Fontenot <nfont@...tin.ibm.com>
> ---
> 
> Index: powerpc/arch/powerpc/include/asm/prom.h
> ===================================================================
> --- powerpc.orig/arch/powerpc/include/asm/prom.h    2009-09-11
> 12:43:39.000000000 -0500
> +++ powerpc/arch/powerpc/include/asm/prom.h    2009-09-11
> 12:52:11.000000000 -0500
> @@ -349,6 +349,18 @@
>  */
> extern void __iomem *of_iomap(struct device_node *device, int index);
> 
> +struct of_drconf_cell {
> +    u64    base_addr;
> +    u32    drc_index;
> +    u32    reserved;
> +    u32    aa_index;
> +    u32    flags;
> +};

Might as well fix this up to use a tab instead of spaces for the indentation
if you are moving it.

> +
> +#define DRCONF_MEM_ASSIGNED    0x00000008
> +#define DRCONF_MEM_AI_INVALID    0x00000040
> +#define DRCONF_MEM_RESERVED    0x00000080
> +
> /*
>  * NB:  This is here while we transition from using asm/prom.h
>  * to linux/of.h
> Index: powerpc/arch/powerpc/mm/numa.c
> ===================================================================
> --- powerpc.orig/arch/powerpc/mm/numa.c    2009-09-11 12:43:39.000000000
> -0500
> +++ powerpc/arch/powerpc/mm/numa.c    2009-09-11 12:52:11.000000000 -0500
> @@ -296,18 +296,6 @@
>     return result;
> }
> 
> -struct of_drconf_cell {
> -    u64    base_addr;
> -    u32    drc_index;
> -    u32    reserved;
> -    u32    aa_index;
> -    u32    flags;
> -};
> -
> -#define DRCONF_MEM_ASSIGNED    0x00000008
> -#define DRCONF_MEM_AI_INVALID    0x00000040
> -#define DRCONF_MEM_RESERVED    0x00000080
> -
> /*
>  * Read the next lmb list entry from the ibm,dynamic-memory property
>  * and return the information in the provided of_drconf_cell structure.
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@...ts.ozlabs.org
> https://lists.ozlabs.org/listinfo/linuxppc-dev


-- 
Brian King
Linux on Power Virtualization
IBM Linux Technology Center


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