powerpc/powernv: Fix endian issues in OPAL RTC driver
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/platforms/powernv/opal-rtc.c b/arch/powerpc/platforms/powernv/opal-rtc.c
index 2aa7641..dbfdba3 100644
--- a/arch/powerpc/platforms/powernv/opal-rtc.c
+++ b/arch/powerpc/platforms/powernv/opal-rtc.c
@@ -48,6 +48,8 @@
}
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);
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);
@@ -68,6 +70,8 @@
}
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);
opal_to_tm(y_m_d, h_m_s_ms, tm);
}
@@ -86,6 +90,9 @@
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)