Commit b04c2da4 authored by Christophe Leroy's avatar Christophe Leroy Committed by Andrew Morton
Browse files

powerpc/8xx: simplify struct mmu_psize_def 

On 8xx, only the shift field is used in struct mmu_psize_def

Remove other fields and related macros.

Link: https://lkml.kernel.org/r/dd0587a9e8354005858c7f8c9a775ad05523b314.1719928057.git.christophe.leroy@csgroup.eu


Signed-off-by: default avatarChristophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: default avatarOscar Salvador <osalvador@suse.de>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Peter Xu <peterx@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 0549e766

arch/powerpc/include/asm/nohash/32/mmu-8xx.h

+2 −7
Original line number Diff line number Diff line
@@ -189,19 +189,14 @@ typedef struct { 


#define PHYS_IMMR_BASE (mfspr(SPRN_IMMR) & 0xfff80000)



/* Page size definitions, common between 32 and 64-bit

/*

 * Page size definitions for 8xx

 *

 *    shift : is the "PAGE_SHIFT" value for that page size

 *    penc  : is the pte encoding mask

 *

 */

struct mmu_psize_def {

	unsigned int	shift;	/* number of bits */

	unsigned int	enc;	/* PTE encoding */

	unsigned int    ind;    /* Corresponding indirect page size shift */

	unsigned int	flags;

#define MMU_PAGE_SIZE_DIRECT	0x1	/* Supported as a direct size */

#define MMU_PAGE_SIZE_INDIRECT	0x2	/* Supported as an indirect size */

};



extern struct mmu_psize_def mmu_psize_defs[MMU_PAGE_COUNT];