commit f050982a9b7c4edc414f0d5543c3cb24504223c6
author Anton Blanchard <anton@samba.org> Fri Dec 08 17:51:13 2006 +1100
committer Paul Mackerras <paulus@samba.org> Sat Dec 09 11:39:06 2006 +1100
tree 250bc2206aacc6cdabfcd4e0ada3c8ae30ca39c2
parent 4c198557c6b45956a6f54b958fb97a15b02a6a3b

[POWERPC] Add SPURR SPR to sysfs

Now we have a SPURR cpu feature bit, we can export it to userspace in
sysfs.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/kernel/sysfs.c

diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 22daba5..400ab2b 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -181,6 +181,7 @@
 SYSFS_PMCSETUP(pmc7, SPRN_PMC7);
 SYSFS_PMCSETUP(pmc8, SPRN_PMC8);
 SYSFS_PMCSETUP(purr, SPRN_PURR);
+SYSFS_PMCSETUP(spurr, SPRN_SPURR);
 SYSFS_PMCSETUP(dscr, SPRN_DSCR);
 
 static SYSDEV_ATTR(mmcr0, 0600, show_mmcr0, store_mmcr0);
@@ -195,6 +196,7 @@
 static SYSDEV_ATTR(pmc7, 0600, show_pmc7, store_pmc7);
 static SYSDEV_ATTR(pmc8, 0600, show_pmc8, store_pmc8);
 static SYSDEV_ATTR(purr, 0600, show_purr, NULL);
+static SYSDEV_ATTR(spurr, 0600, show_spurr, NULL);
 static SYSDEV_ATTR(dscr, 0600, show_dscr, store_dscr);
 
 static void register_cpu_online(unsigned int cpu)
@@ -234,6 +236,9 @@
 	if (cpu_has_feature(CPU_FTR_PURR))
 		sysdev_create_file(s, &attr_purr);
 
+	if (cpu_has_feature(CPU_FTR_SPURR))
+		sysdev_create_file(s, &attr_spurr);
+
 	if (cpu_has_feature(CPU_FTR_DSCR))
 		sysdev_create_file(s, &attr_dscr);
 }
@@ -278,6 +283,9 @@
 	if (cpu_has_feature(CPU_FTR_PURR))
 		sysdev_remove_file(s, &attr_purr);
 
+	if (cpu_has_feature(CPU_FTR_SPURR))
+		sysdev_remove_file(s, &attr_spurr);
+
 	if (cpu_has_feature(CPU_FTR_DSCR))
 		sysdev_remove_file(s, &attr_dscr);
 }