diff mbox series

[RFC,v2,08/20] powerpc/8xx: Simplify struct mmu_psize_def

Message ID ca2d232f07adfd7b3ed56d339a6071155cc9bcb7.1715971869.git.christophe.leroy@csgroup.eu (mailing list archive)
State Superseded
Headers show
Series Reimplement huge pages without hugepd on powerpc (8xx, e500, book3s/64) | expand

Commit Message

Christophe Leroy May 17, 2024, 7 p.m. UTC
On 8xx, only the shift field is used in struct mmu_psize_def

Remove other fields and related macros.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/powerpc/include/asm/nohash/32/mmu-8xx.h | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

Comments

Oscar Salvador May 25, 2024, 3:36 a.m. UTC | #1
On Fri, May 17, 2024 at 09:00:02PM +0200, Christophe Leroy wrote:
> On 8xx, only the shift field is used in struct mmu_psize_def
> 
> Remove other fields and related macros.
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>

Reviewed-by: Oscar Salvador <osalvador@suse.de>
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/nohash/32/mmu-8xx.h b/arch/powerpc/include/asm/nohash/32/mmu-8xx.h
index 141d82e249a8..a756a1e59c54 100644
--- a/arch/powerpc/include/asm/nohash/32/mmu-8xx.h
+++ b/arch/powerpc/include/asm/nohash/32/mmu-8xx.h
@@ -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];