Hi Michael,
Any feedback/outlook with this patch ?
Regards,
Vipin
On Friday 10 March 2017 05:27 PM, Vipin K Parashar wrote:
OPAL returns OPAL_WRONG_STATE upon failing to provide
sensor data due to core sleeping/offline. Added check
in opal_get_sensor_data() for sensor read failure with
OPAL_WRONG_STATE return code and returned -EIO.
Signed-off-by: Vipin K Parashar <vi...@linux.vnet.ibm.com>
---
Changes in v4:
- Removed sleeping core log message with KERN_NOTICE priority.
Changes in v3:
- Added a new case for OPAL_WRONG_STATE in sensor read
along with a log message indicating sleeping/offline core
causing read fail.
arch/powerpc/platforms/powernv/opal-sensor.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/powerpc/platforms/powernv/opal-sensor.c
b/arch/powerpc/platforms/powernv/opal-sensor.c
index 308efd1..aa267f1 100644
--- a/arch/powerpc/platforms/powernv/opal-sensor.c
+++ b/arch/powerpc/platforms/powernv/opal-sensor.c
@@ -64,6 +64,10 @@ int opal_get_sensor_data(u32 sensor_hndl, u32 *sensor_data)
*sensor_data = be32_to_cpu(data);
break;
+ case OPAL_WRONG_STATE:
+ ret = -EIO;
+ break;
+
default:
ret = opal_error_code(ret);
break;
