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Message-Id: <298f344bdb21ab566271f5d18c6782ed20f072b7.1556865423.git.christophe.leroy@c-s.fr>
From:   Christophe Leroy <christophe.leroy@c-s.fr>
Subject: [PATCH v3 1/3] powerpc: Move PPC_HA() PPC_HI() and PPC_LO() to
 ppc-opcode.h
To:     Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Michael Ellerman <mpe@ellerman.id.au>
Cc:     linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Date:   Fri,  3 May 2019 06:40:15 +0000 (UTC)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

PPC_HA() PPC_HI() and PPC_LO() macros are nice macros. Move them
from module64.c to ppc-opcode.h in order to use them in other places.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
v3: no change
v2: no change

 arch/powerpc/include/asm/ppc-opcode.h | 7 +++++++
 arch/powerpc/kernel/module_64.c       | 7 -------
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h
index 23f7ed796f38..c5ff44400d4d 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -412,6 +412,13 @@
 #define __PPC_SPR(r)	((((r) & 0x1f) << 16) | ((((r) >> 5) & 0x1f) << 11))
 #define __PPC_RC21	(0x1 << 10)
 
+/* Both low and high 16 bits are added as SIGNED additions, so if low
+   16 bits has high bit set, high 16 bits must be adjusted.  These
+   macros do that (stolen from binutils). */
+#define PPC_LO(v) ((v) & 0xffff)
+#define PPC_HI(v) (((v) >> 16) & 0xffff)
+#define PPC_HA(v) PPC_HI ((v) + 0x8000)
+
 /*
  * Only use the larx hint bit on 64bit CPUs. e500v1/v2 based CPUs will treat a
  * larx with EH set as an illegal instruction.
diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c
index 8661eea78503..c2e1b06253b8 100644
--- a/arch/powerpc/kernel/module_64.c
+++ b/arch/powerpc/kernel/module_64.c
@@ -400,13 +400,6 @@ static inline unsigned long my_r2(const Elf64_Shdr *sechdrs, struct module *me)
 	return (sechdrs[me->arch.toc_section].sh_addr & ~0xfful) + 0x8000;
 }
 
-/* Both low and high 16 bits are added as SIGNED additions, so if low
-   16 bits has high bit set, high 16 bits must be adjusted.  These
-   macros do that (stolen from binutils). */
-#define PPC_LO(v) ((v) & 0xffff)
-#define PPC_HI(v) (((v) >> 16) & 0xffff)
-#define PPC_HA(v) PPC_HI ((v) + 0x8000)
-
 /* Patch stub to reference function and correct r2 value. */
 static inline int create_stub(const Elf64_Shdr *sechdrs,
 			      struct ppc64_stub_entry *entry,
-- 
2.13.3