Commit 41002f8d authored by Jean Delvare's avatar Jean Delvare Committed by Jean Delvare

hwmon: (it87) Preserve configuration register bits on init

We were accidentally losing one bit in the configuration register on
device initialization. It was reported to freeze one specific system
right away. Properly preserve all bits we don't explicitly want to
change in order to prevent that.
Reported-by: default avatarStevie Trujillo <stevie.trujillo@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent 918227bb
......@@ -2341,7 +2341,7 @@ static void __devinit it87_init_device(struct platform_device *pdev)
/* Start monitoring */
it87_write_value(data, IT87_REG_CONFIG,
(it87_read_value(data, IT87_REG_CONFIG) & 0x36)
(it87_read_value(data, IT87_REG_CONFIG) & 0x3e)
| (update_vbat ? 0x41 : 0x01));
}
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment