From: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Date: Tue, 30 Jul 2013 21:14:34 +0000 (-0400)
Subject: hwmon: (max6697) fix MAX6581 ideality
X-Git-Tag: upstream/snapshot3+hdmi~4605^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5c52add19733eb36d8619713312f5604efef3502;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

hwmon: (max6697) fix MAX6581 ideality

Without this patch, the values for ideality (register 0x4b) and ideality
selection mask (register 0x4c) are inverted.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Cc: stable@vger.kernel.org # 3.9+
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---

diff --git a/drivers/hwmon/max6697.c b/drivers/hwmon/max6697.c
index 328fb03..a41b5f3 100644
--- a/drivers/hwmon/max6697.c
+++ b/drivers/hwmon/max6697.c
@@ -605,12 +605,12 @@ static int max6697_init_chip(struct i2c_client *client)
 		if (ret < 0)
 			return ret;
 		ret = i2c_smbus_write_byte_data(client, MAX6581_REG_IDEALITY,
-						pdata->ideality_mask >> 1);
+						pdata->ideality_value);
 		if (ret < 0)
 			return ret;
 		ret = i2c_smbus_write_byte_data(client,
 						MAX6581_REG_IDEALITY_SELECT,
-						pdata->ideality_value);
+						pdata->ideality_mask >> 1);
 		if (ret < 0)
 			return ret;
 	}