[PATCH v11 14/27] selftests/powerpc: Use the new SPRN_DSCR_PRIV definiton

wei.guo.simon at gmail.com wei.guo.simon at gmail.com
Sun Jul 17 11:59:47 AEST 2016


From: Anshuman Khandual <khandual at linux.vnet.ibm.com>

Now that the new DSCR register definitions (SPRN_DSCR_PRIV and
SPRN_DSCR) are defined outside this directory, use them instead.

Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
Cc: Paul Mackerras <paulus at samba.org>
Cc: Michael Ellerman <mpe at ellerman.id.au>
Cc: Shuah Khan <shuahkh at osg.samsung.com>
Cc: Anton Blanchard <anton at samba.org>
Cc: Cyril Bur <cyrilbur at gmail.com>
Cc: Anshuman Khandual <khandual at linux.vnet.ibm.com>
Cc: Simon Guo <wei.guo.simon at gmail.com>
Cc: Ulrich Weigand <ulrich.weigand at de.ibm.com>
Cc: Michael Neuling <mikey at neuling.org>
Cc: Andrew Morton <akpm at linux-foundation.org>
Cc: Kees Cook <keescook at chromium.org>
Cc: Rashmica Gupta <rashmicy at gmail.com>
Cc: Khem Raj <raj.khem at gmail.com>
Cc: Jessica Yu <jeyu at redhat.com>
Cc: Jiri Kosina <jkosina at suse.cz>
Cc: Miroslav Benes <mbenes at suse.cz>
Cc: Suraj Jitindar Singh <sjitindarsingh at gmail.com>
Cc: Chris Smart <chris at distroguy.com>
Cc: linuxppc-dev at lists.ozlabs.org
Cc: linux-kernel at vger.kernel.org
Cc: linux-kselftest at vger.kernel.org
Signed-off-by: Anshuman Khandual <khandual at linux.vnet.ibm.com>
Signed-off-by: Simon Guo <wei.guo.simon at gmail.com>
---
 tools/testing/selftests/powerpc/dscr/dscr.h | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/powerpc/dscr/dscr.h b/tools/testing/selftests/powerpc/dscr/dscr.h
index a36af1b..18ea223b 100644
--- a/tools/testing/selftests/powerpc/dscr/dscr.h
+++ b/tools/testing/selftests/powerpc/dscr/dscr.h
@@ -28,8 +28,6 @@
 
 #include "utils.h"
 
-#define SPRN_DSCR	0x11	/* Privilege state SPR */
-#define SPRN_DSCR_USR	0x03	/* Problem state SPR */
 #define THREADS		100	/* Max threads */
 #define COUNT		100	/* Max iterations */
 #define DSCR_MAX	16	/* Max DSCR value */
@@ -48,14 +46,14 @@ inline unsigned long get_dscr(void)
 {
 	unsigned long ret;
 
-	asm volatile("mfspr %0,%1" : "=r" (ret): "i" (SPRN_DSCR));
+	asm volatile("mfspr %0,%1" : "=r" (ret) : "i" (SPRN_DSCR_PRIV));
 
 	return ret;
 }
 
 inline void set_dscr(unsigned long val)
 {
-	asm volatile("mtspr %1,%0" : : "r" (val), "i" (SPRN_DSCR));
+	asm volatile("mtspr %1,%0" : : "r" (val), "i" (SPRN_DSCR_PRIV));
 }
 
 /* Problem state DSCR access */
@@ -63,14 +61,14 @@ inline unsigned long get_dscr_usr(void)
 {
 	unsigned long ret;
 
-	asm volatile("mfspr %0,%1" : "=r" (ret): "i" (SPRN_DSCR_USR));
+	asm volatile("mfspr %0,%1" : "=r" (ret) : "i" (SPRN_DSCR));
 
 	return ret;
 }
 
 inline void set_dscr_usr(unsigned long val)
 {
-	asm volatile("mtspr %1,%0" : : "r" (val), "i" (SPRN_DSCR_USR));
+	asm volatile("mtspr %1,%0" : : "r" (val), "i" (SPRN_DSCR));
 }
 
 /* Default DSCR access */
-- 
1.8.3.1



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