[PATCH 3/8] Guest protocol switch in synaptics

[Dmitry Torokhov]

===================================================================


ChangeSet@xxxxxx, 2004-09-28 00:07:41-05:00, dtor_core@xxxxxxxxxxxxx
  Input: synaptics - not only switch to 4-byte client protocol
         but also revert to 3-byte mode if client selected lower
         protocol.
  
  Signed-off-by: Dmitry Torokhov <dtor@xxxxxxx> 


 synaptics.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)


===================================================================



diff -Nru a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
--- a/drivers/input/mouse/synaptics.c	2004-09-29 01:16:30 -05:00
+++ b/drivers/input/mouse/synaptics.c	2004-09-29 01:16:30 -05:00
@@ -264,10 +264,14 @@
 	struct synaptics_data *priv = psmouse->private;
 
 	/* adjust the touchpad to child's choice of protocol */
-	if (child && child->type >= PSMOUSE_GENPS) {
-		priv->mode |= SYN_BIT_FOUR_BYTE_CLIENT;
+	if (child) {
+		if (child->type >= PSMOUSE_GENPS)
+			priv->mode |= SYN_BIT_FOUR_BYTE_CLIENT;
+		else
+			priv->mode &= ~SYN_BIT_FOUR_BYTE_CLIENT;
+
 		if (synaptics_mode_cmd(psmouse, priv->mode))
-			printk(KERN_INFO "synaptics: failed to enable 4-byte guest protocol\n");
+			printk(KERN_INFO "synaptics: failed to switch guest protocol\n");
 	}
 }
 
-
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