linux-kernel - [PATCH] powerpc/fsl_booke: Make calc_cam

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Message-Id: <a7469848371b2cf5e8f654ec79800e209d88595e.1660919200.git.christophe.leroy@csgroup.eu>
Date:   Fri, 19 Aug 2022 16:26:49 +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] powerpc/fsl_booke: Make calc_cam_sz() static

calc_cam_sz() is used only in fsl_book3e.c, make it static.

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/mm/mmu_decl.h          | 2 --
 arch/powerpc/mm/nohash/fsl_book3e.c | 4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h
index 8f5afad1b6af..6dd4744cc56a 100644
--- a/arch/powerpc/mm/mmu_decl.h
+++ b/arch/powerpc/mm/mmu_decl.h
@@ -122,8 +122,6 @@ unsigned long mmu_mapin_ram(unsigned long base, unsigned long top);
 #ifdef CONFIG_PPC_FSL_BOOK3E
 extern unsigned long map_mem_in_cams(unsigned long ram, int max_cam_idx,
 				     bool dryrun, bool init);
-extern unsigned long calc_cam_sz(unsigned long ram, unsigned long virt,
-				 phys_addr_t phys);
 #ifdef CONFIG_PPC32
 extern void adjust_total_lowmem(void);
 extern int switch_to_as1(void);
diff --git a/arch/powerpc/mm/nohash/fsl_book3e.c b/arch/powerpc/mm/nohash/fsl_book3e.c
index b8ae6c08c06f..c1ad173de318 100644
--- a/arch/powerpc/mm/nohash/fsl_book3e.c
+++ b/arch/powerpc/mm/nohash/fsl_book3e.c
@@ -135,8 +135,8 @@ static void settlbcam(int index, unsigned long virt, phys_addr_t phys,
 	tlbcam_addrs[index].phys = phys;
 }
 
-unsigned long calc_cam_sz(unsigned long ram, unsigned long virt,
-			  phys_addr_t phys)
+static unsigned long calc_cam_sz(unsigned long ram, unsigned long virt,
+				 phys_addr_t phys)
 {
 	unsigned int camsize = __ilog2(ram);
 	unsigned int align = __ffs(virt | phys);
-- 
2.37.1