[powerpc] Compile fixes for arch/powerpc dcr code

[Benjamin Herrenschmidt]

On Tue, 2007-02-06 at 11:48 +1100, David Gibson wrote:
> Paulus, please apply.
> 
> The new dcr code does not currently compile when configured for native
> DCR access on ARCH=powerpc.  This patch fixes the problems.
> 
> Signed-off-by: David Gibson <dwg at au1.ibm.com>

Acked-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

> 
> Index: working-2.6/arch/powerpc/kernel/ppc_ksyms.c
> ===================================================================
> --- working-2.6.orig/arch/powerpc/kernel/ppc_ksyms.c	2007-01-24 12:01:17.000000000 +1100
> +++ working-2.6/arch/powerpc/kernel/ppc_ksyms.c	2007-02-06 11:34:54.000000000 +1100
> @@ -44,6 +44,7 @@
>  #include <asm/btext.h>
>  #include <asm/div64.h>
>  #include <asm/signal.h>
> +#include <asm/dcr.h>
>  
>  #ifdef  CONFIG_8xx
>  #include <asm/commproc.h>
> Index: working-2.6/include/asm-powerpc/dcr.h
> ===================================================================
> --- working-2.6.orig/include/asm-powerpc/dcr.h	2007-01-24 12:01:20.000000000 +1100
> +++ working-2.6/include/asm-powerpc/dcr.h	2007-02-06 11:34:54.000000000 +1100
> @@ -33,6 +33,7 @@
>   * base from the device-tree
>   */
>  #ifdef CONFIG_PPC_MERGE
> +struct device_node;
>  extern unsigned int dcr_resource_start(struct device_node *np,
>  				       unsigned int index);
>  extern unsigned int dcr_resource_len(struct device_node *np,
> Index: working-2.6/include/asm-ppc/reg_booke.h
> ===================================================================
> --- working-2.6.orig/include/asm-ppc/reg_booke.h	2007-01-24 12:01:20.000000000 +1100
> +++ working-2.6/include/asm-ppc/reg_booke.h	2007-02-06 11:34:54.000000000 +1100
> @@ -9,8 +9,6 @@
>  #ifndef __ASM_PPC_REG_BOOKE_H__
>  #define __ASM_PPC_REG_BOOKE_H__
>  
> -#include <asm/dcr.h>
> -
>  #ifndef __ASSEMBLY__
>  /* Performance Monitor Registers */
>  #define mfpmr(rn)	({unsigned int rval; \
> Index: working-2.6/arch/ppc/kernel/ppc_ksyms.c
> ===================================================================
> --- working-2.6.orig/arch/ppc/kernel/ppc_ksyms.c	2007-02-06 11:38:28.000000000 +1100
> +++ working-2.6/arch/ppc/kernel/ppc_ksyms.c	2007-02-06 11:38:39.000000000 +1100
> @@ -43,6 +43,7 @@
>  #include <asm/div64.h>
>  #include <asm/xmon.h>
>  #include <asm/signal.h>
> +#include <asm/dcr.h>
>  
>  #ifdef  CONFIG_8xx
>  #include <asm/commproc.h>
> Index: working-2.6/include/asm-ppc/ibm4xx.h
> ===================================================================
> --- working-2.6.orig/include/asm-ppc/ibm4xx.h	2007-02-06 11:39:13.000000000 +1100
> +++ working-2.6/include/asm-ppc/ibm4xx.h	2007-02-06 11:39:27.000000000 +1100
> @@ -15,6 +15,7 @@
>  #define __ASM_IBM4XX_H__
>  
>  #include <asm/types.h>
> +#include <asm/dcr.h>
>  
>  #ifdef CONFIG_40x
>  
> 
>