Merge Linus's i8042 PgUp fix (conflicted with mine).

drivers/input/keyboard/atkbd.c

@@ -44,7 +44,7 @@ static unsigned char atkbd_set2_keycode[512] = {
 	  0, 49, 48, 35, 34, 21,  7,  0,  0,  0, 50, 36, 22,  8,  9,  0,
 	  0, 51, 37, 23, 24, 11, 10,  0,  0, 52, 53, 38, 39, 25, 12,  0,
 	122, 89, 40,120, 26, 13,  0,  0, 58, 54, 28, 27,  0, 43,  0,  0,
-	 85, 86, 90, 91, 92, 93, 14, 94, 95, 79, 43, 75, 71,121,  0,123,
+	 85, 86, 90, 91, 92, 93, 14, 94, 95, 79,183, 75, 71,121,  0,123,
 	 82, 83, 80, 76, 77, 72,  1, 69, 87, 78, 81, 74, 55, 73, 70, 99,
 	252,  0,  0, 65, 99,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 	  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,

drivers/input/serio/i8042.c

@@ -161,7 +161,7 @@ static int i8042_command(unsigned char *param, int command)
 				param[i] = ~i8042_read_data();
 			else
 				param[i] = i8042_read_data();
-			dbg("%02x <- i8042 (return)\n", param[i]);
+			dbg("%02x <- i8042 (return)", param[i]);
 		}
 
 	spin_unlock_irqrestore(&i8042_lock, flags);
@@ -655,24 +655,26 @@ static int __init i8042_check_aux(struct i8042_values *values)
 	i8042_flush();
 
 /*
- * Internal loopback test - filters out AT-type i8042's
+ * Internal loopback test - filters out AT-type i8042's. Unfortunately
+ * SiS screwed up and their 5597 doesn't support the LOOP command even
+ * though it has an AUX port.
  */
 
 	param = 0x5a;
-	if (i8042_command(&param, I8042_CMD_AUX_LOOP) || param != 0xa5)
-		return -1;
+	if (i8042_command(&param, I8042_CMD_AUX_LOOP) || param != 0xa5) {
 
 /*
  * External connection test - filters out AT-soldered PS/2 i8042's
  * 0x00 - no error, 0x01-0x03 - clock/data stuck, 0xff - general error
  * 0xfa - no error on some notebooks which ignore the spec
- * We ignore general error, since some chips report it even under normal
- * operation.
+ * Because it's common for chipsets to return error on perfectly functioning
+ * AUX ports, we test for this only when the LOOP command failed.
  */
 
 		if (i8042_command(&param, I8042_CMD_AUX_TEST)
 		    	|| (param && param != 0xfa && param != 0xff))
 				return -1;
+	}
 
 /*
  * Bit assignment test - filters out PS/2 i8042's in AT mode

drivers/input/serio/i8042.h

@@ -104,7 +104,7 @@
 #ifdef DEBUG
 static unsigned long i8042_start;
 #define dbg_init() do { i8042_start = jiffies; } while (0);
-#define dbg(format, arg...) printk(KERN_DEBUG __FILE__ ": " format "[%d]\n" ,\
+#define dbg(format, arg...) printk(KERN_DEBUG __FILE__ ": " format " [%d]\n" ,\
 	 ## arg, (int) (jiffies - i8042_start))
 #else
 #define dbg_init() do { } while (0);