Reset the PEC bit after every transaction. This partly reverts the

previous change. This is needed by some BIOSes at reboot and resume time.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@3290 7894878c-1315-0410-8ee3-d5d059ff63e0

kernel/busses/i2c-i801.c

@@ -537,6 +537,11 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr,
 		ret = i801_transaction();
 	}
 
+	/* Some BIOSes don't like it when PEC is enabled at reboot or resume
+	   time, so we forcibly disable it after every transaction. */
+	if (hwpec)
+		outb_p(0, SMBAUXCTL);
+
 	if(block)
 		return ret;
 	if(ret)