linux-kernel - [PATCH 05/14] MIPS: SGI-IP27: move IP27 specific macro to IP27 specific header file

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Date:   Thu,  9 Jan 2020 13:33:42 +0100
From:   Thomas Bogendoerfer <tbogendoerfer@...e.de>
To:     Paul Burton <paulburton@...nel.org>
Cc:     Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 05/14] MIPS: SGI-IP27: move IP27 specific macro to IP27 specific header file

Extracting node id from HUB register is specific to IP27 alias SN0.
Move the macro definition to a SN0 header file.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
---
 arch/mips/include/asm/mach-ip27/kernel-entry-init.h | 10 ----------
 arch/mips/include/asm/sn/sn0/hub.h                  | 12 ++++++++++++
 2 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h
index ef31d9fcf806..3e54f605a70b 100644
--- a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h
+++ b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h
@@ -13,16 +13,6 @@
 #include <asm/sn/agent.h>
 #include <asm/sn/klkernvars.h>
 
-/*
- * Returns the local nasid into res.
- */
-	.macro GET_NASID_ASM res
-	dli	\res, LOCAL_HUB_ADDR(NI_STATUS_REV_ID)
-	ld	\res, (\res)
-	and	\res, NSRI_NODEID_MASK
-	dsrl	\res, NSRI_NODEID_SHFT
-	.endm
-
 /*
  * TLB bits
  */
diff --git a/arch/mips/include/asm/sn/sn0/hub.h b/arch/mips/include/asm/sn/sn0/hub.h
index d78dd76d5dcf..82cadd785b9c 100644
--- a/arch/mips/include/asm/sn/sn0/hub.h
+++ b/arch/mips/include/asm/sn/sn0/hub.h
@@ -37,4 +37,16 @@
 #define UATTR_MSPEC	2
 #define UATTR_UNCAC	3
 
+#ifdef __ASSEMBLY__
+/*
+ * Returns the local nasid into res.
+ */
+	.macro GET_NASID_ASM res
+	dli	\res, LOCAL_HUB_ADDR(NI_STATUS_REV_ID)
+	ld	\res, (\res)
+	and	\res, NSRI_NODEID_MASK
+	dsrl	\res, NSRI_NODEID_SHFT
+	.endm
+#endif
+
 #endif /* _ASM_SN_SN0_HUB_H */
-- 
2.24.1