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

Christophe Leroy
2024-05-17T19:00:57Z

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(-)

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];
--
2.44.0