linux-kernel - [PATCH 3/3] powerpc/32: Remove wii_memory

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Date:   Wed, 31 Aug 2022 11:32:09 +0200
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH 3/3] powerpc/32: Remove wii_memory_fixups()

wii_memory_fixups() is not called anymore, remove it.

Also remove left-overs in mmu_decl.h which were forgotten by
commit 160985f3025b ("powerpc/wii: remove wii_mmu_mapin_mem2()")

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/mm/mmu_decl.h               |  8 --------
 arch/powerpc/platforms/embedded6xx/wii.c | 15 ---------------
 2 files changed, 23 deletions(-)

diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h
index 6dd4744cc56a..0e3528aec49e 100644
--- a/arch/powerpc/mm/mmu_decl.h
+++ b/arch/powerpc/mm/mmu_decl.h
@@ -102,14 +102,6 @@ extern phys_addr_t total_lowmem;
 extern phys_addr_t memstart_addr;
 extern phys_addr_t lowmem_end_addr;
 
-#ifdef CONFIG_WII
-extern unsigned long wii_hole_start;
-extern unsigned long wii_hole_size;
-
-extern unsigned long wii_mmu_mapin_mem2(unsigned long top);
-extern void wii_memory_fixups(void);
-#endif
-
 /* ...and now those things that may be slightly different between processor
  * architectures.  -- Dan
  */
diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c
index 9e03ff8f631c..f4e654a9d4ff 100644
--- a/arch/powerpc/platforms/embedded6xx/wii.c
+++ b/arch/powerpc/platforms/embedded6xx/wii.c
@@ -15,8 +15,6 @@
 #include <linux/seq_file.h>
 #include <linux/of_address.h>
 #include <linux/of_platform.h>
-#include <linux/memblock.h>
-#include <mm/mmu_decl.h>
 
 #include <asm/io.h>
 #include <asm/machdep.h>
@@ -49,19 +47,6 @@
 static void __iomem *hw_ctrl;
 static void __iomem *hw_gpio;
 
-static int __init page_aligned(unsigned long x)
-{
-	return !(x & (PAGE_SIZE-1));
-}
-
-void __init wii_memory_fixups(void)
-{
-	struct memblock_region *p = memblock.memory.regions;
-
-	BUG_ON(memblock.memory.cnt != 2);
-	BUG_ON(!page_aligned(p[0].base) || !page_aligned(p[1].base));
-}
-
 static void __noreturn wii_spin(void)
 {
 	local_irq_disable();
-- 
2.37.1