[patch 08/13] psmouse: workaround for Sunrex mouse

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From: Vojtech Pavlik <[email protected]>

Input: Workaround for Sunrex K8561 IR Keyboard/Mouse. The mouse
       sends an incorrect ID and wasn't recognized.

Reported-by: Stefan Seyfried <[email protected]>
Signed-off-by: Vojtech Pavlik <[email protected]>
Signed-off-by: Dmitry Torokhov <[email protected]>
---

 drivers/input/mouse/psmouse-base.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletion(-)

Index: work/drivers/input/mouse/psmouse-base.c
===================================================================
--- work.orig/drivers/input/mouse/psmouse-base.c
+++ work/drivers/input/mouse/psmouse-base.c
@@ -518,13 +518,16 @@ static int psmouse_probe(struct psmouse 
 /*
  * First, we check if it's a mouse. It should send 0x00 or 0x03
  * in case of an IntelliMouse in 4-byte mode or 0x04 for IM Explorer.
+ * Sunrex K8561 IR Keyboard/Mouse reports 0xff on second and subsequent
+ * ID queries, probably due to a firmware bug.
  */
 
 	param[0] = 0xa5;
 	if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETID))
 		return -1;
 
-	if (param[0] != 0x00 && param[0] != 0x03 && param[0] != 0x04)
+	if (param[0] != 0x00 && param[0] != 0x03 &&
+	    param[0] != 0x04 && param[0] != 0xff)
 		return -1;
 
 /*

-
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