input: Remove OSB4/Profusion hack in i8042, as it's handled by

       DMI blacklist now.
Signed-off-by: Vojtech Pavlik <vojtech@suse.cz>

drivers/input/serio/i8042.c

@@ -481,17 +481,8 @@ static int i8042_enable_mux_mode(struct i8042_values *values, unsigned char *mux
 	if (i8042_command(&param, I8042_CMD_AUX_LOOP) || param != 0xa9)
 		return -1;
 	param = 0xa4;
-	if (i8042_command(&param, I8042_CMD_AUX_LOOP) || param == 0x5b) {
-
-/*
- * Do another loop test with the 0x5a value. Doing anything else upsets
- * Profusion/ServerWorks OSB4 chipsets.
- */
-
-		param = 0x5a;
-		i8042_command(&param, I8042_CMD_AUX_LOOP);
+	if (i8042_command(&param, I8042_CMD_AUX_LOOP) || param == 0x5b)
 		return -1;
-	}
 
 	if (mux_version)
 		*mux_version = ~param;