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-rw-r--r--arch/powerpc/include/asm/opal.h4
-rw-r--r--arch/powerpc/platforms/powernv/opal-rtc.c19
2 files changed, 12 insertions, 11 deletions
diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h
index 6622ea438f0..3db5e82ee94 100644
--- a/arch/powerpc/include/asm/opal.h
+++ b/arch/powerpc/include/asm/opal.h
@@ -543,8 +543,8 @@ int64_t opal_console_read(int64_t term_number, __be64 *length,
uint8_t *buffer);
int64_t opal_console_write_buffer_space(int64_t term_number,
__be64 *length);
-int64_t opal_rtc_read(uint32_t *year_month_day,
- uint64_t *hour_minute_second_millisecond);
+int64_t opal_rtc_read(__be32 *year_month_day,
+ __be64 *hour_minute_second_millisecond);
int64_t opal_rtc_write(uint32_t year_month_day,
uint64_t hour_minute_second_millisecond);
int64_t opal_cec_power_down(uint64_t request);
diff --git a/arch/powerpc/platforms/powernv/opal-rtc.c b/arch/powerpc/platforms/powernv/opal-rtc.c
index dbfdba35fcf..7d07c7e80ec 100644
--- a/arch/powerpc/platforms/powernv/opal-rtc.c
+++ b/arch/powerpc/platforms/powernv/opal-rtc.c
@@ -37,10 +37,12 @@ unsigned long __init opal_get_boot_time(void)
struct rtc_time tm;
u32 y_m_d;
u64 h_m_s_ms;
+ __be32 __y_m_d;
+ __be64 __h_m_s_ms;
long rc = OPAL_BUSY;
while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) {
- rc = opal_rtc_read(&y_m_d, &h_m_s_ms);
+ rc = opal_rtc_read(&__y_m_d, &__h_m_s_ms);
if (rc == OPAL_BUSY_EVENT)
opal_poll_events(NULL);
else
@@ -48,8 +50,8 @@ unsigned long __init opal_get_boot_time(void)
}
if (rc != OPAL_SUCCESS)
return 0;
- y_m_d = be32_to_cpu(y_m_d);
- h_m_s_ms = be64_to_cpu(h_m_s_ms);
+ y_m_d = be32_to_cpu(__y_m_d);
+ h_m_s_ms = be64_to_cpu(__h_m_s_ms);
opal_to_tm(y_m_d, h_m_s_ms, &tm);
return mktime(tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec);
@@ -60,9 +62,11 @@ void opal_get_rtc_time(struct rtc_time *tm)
long rc = OPAL_BUSY;
u32 y_m_d;
u64 h_m_s_ms;
+ __be32 __y_m_d;
+ __be64 __h_m_s_ms;
while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) {
- rc = opal_rtc_read(&y_m_d, &h_m_s_ms);
+ rc = opal_rtc_read(&__y_m_d, &__h_m_s_ms);
if (rc == OPAL_BUSY_EVENT)
opal_poll_events(NULL);
else
@@ -70,8 +74,8 @@ void opal_get_rtc_time(struct rtc_time *tm)
}
if (rc != OPAL_SUCCESS)
return;
- y_m_d = be32_to_cpu(y_m_d);
- h_m_s_ms = be64_to_cpu(h_m_s_ms);
+ y_m_d = be32_to_cpu(__y_m_d);
+ h_m_s_ms = be64_to_cpu(__h_m_s_ms);
opal_to_tm(y_m_d, h_m_s_ms, tm);
}
@@ -90,9 +94,6 @@ int opal_set_rtc_time(struct rtc_time *tm)
h_m_s_ms |= ((u64)bin2bcd(tm->tm_min)) << 48;
h_m_s_ms |= ((u64)bin2bcd(tm->tm_sec)) << 40;
- y_m_d = cpu_to_be32(y_m_d);
- h_m_s_ms = cpu_to_be64(h_m_s_ms);
-
while (rc == OPAL_BUSY || rc == OPAL_BUSY_EVENT) {
rc = opal_rtc_write(y_m_d, h_m_s_ms);
if (rc == OPAL_BUSY_EVENT)