From: Guenter Roeck <linux@roeck-us.net>
Date: Fri, 24 Feb 2012 11:44:34 +0000 (-0800)
Subject: hwmon: (max34440) Fix resetting temperature history
X-Git-Tag: v3.3-rc5~1^2
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=dc91ad8e84593eb49c65cca70537088782b21e08;p=linux-block.git

hwmon: (max34440) Fix resetting temperature history

Temperature history is reset by writing 0x8000 into the peak temperature
register, not 0xffff.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>
---

diff --git a/drivers/hwmon/pmbus/max34440.c b/drivers/hwmon/pmbus/max34440.c
index beaf5a8d9c45..9b97a5b3cf3d 100644
--- a/drivers/hwmon/pmbus/max34440.c
+++ b/drivers/hwmon/pmbus/max34440.c
@@ -82,7 +82,7 @@ static int max34440_write_word_data(struct i2c_client *client, int page,
 	case PMBUS_VIRT_RESET_TEMP_HISTORY:
 		ret = pmbus_write_word_data(client, page,
 					    MAX34440_MFR_TEMPERATURE_PEAK,
-					    0xffff);
+					    0x8000);
 		break;
 	default:
 		ret = -ENODATA;