diff options
Diffstat (limited to 'arch/powerpc/kernel/sysfs.c')
| -rw-r--r-- | arch/powerpc/kernel/sysfs.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index e6cd6c990c2..f41aec85aa4 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -134,17 +134,15 @@ void ppc_enable_pmcs(void) } EXPORT_SYMBOL(ppc_enable_pmcs); - #define SYSFS_PMCSETUP(NAME, ADDRESS) \ static void read_##NAME(void *val) \ { \ - mtspr(ADDRESS, *(unsigned long *)val); \ + *(unsigned long *)val = mfspr(ADDRESS); \ } \ -static unsigned long write_##NAME(unsigned long val) \ +static void write_##NAME(void *val) \ { \ ppc_enable_pmcs(); \ mtspr(ADDRESS, *(unsigned long *)val); \ - return 0; \ } \ static ssize_t show_##NAME(struct sys_device *dev, \ struct sysdev_attribute *attr, \ |