From f8ae4568f86f0f4fec10e8678a70a189788b5c75 Mon Sep 17 00:00:00 2001
From: Felipe <fjfcavalcanti@gmail.com>
Date: Mon, 3 Feb 2014 16:43:44 -0300
Subject: [PATCH] Added 4 and 5 fingers support for more trackpads :) (It
 worked on mine XPS 14)

---
 conf/50-synaptics.conf |  4 +++-
 src/eventcomm.c        | 13 +++++++++++--
 src/synproto.h         |  2 ++
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/conf/70-synaptics.conf b/conf/70-synaptics.conf
index aa50456..47ee3c8 100644
--- a/conf/70-synaptics.conf
+++ b/conf/70-synaptics.conf
@@ -14,7 +14,9 @@ Section "InputClass"
 # This option is recommend on all Linux systems using evdev, but cannot be
 # enabled by default. See the following link for details:
 # http://who-t.blogspot.com/2010/11/how-to-ignore-configuration-errors.html
-#       MatchDevicePath "/dev/input/event*"
+        MatchDevicePath "/dev/input/event*"
+        Option "Protocol" "event"
+        Option "SHMConfig" "on"
 EndSection
 
 Section "InputClass"
diff --git a/src/eventcomm.c b/src/eventcomm.c
index d7de480..99fcc58 100644
--- a/src/eventcomm.c
+++ b/src/eventcomm.c
@@ -649,9 +649,12 @@ count_fingers(InputInfoPtr pInfo, const struct CommData *comm)
         fingers = 2;
     else if (comm->threeFingers)
         fingers = 3;
-
+    else if (comm->fourFingers)
+	fingers=4;
+    else if (comm->fiveFingers)
+	fingers=5;
     if (priv->has_touch && proto_data->num_touches > fingers)
-        fingers = proto_data->num_touches;
+	fingers = proto_data->num_touches;
 
     return fingers;
 }
@@ -752,6 +755,12 @@ EventReadHwState(InputInfoPtr pInfo,
             case BTN_TOOL_TRIPLETAP:
                 comm->threeFingers = v;
                 break;
+            case BTN_TOOL_QUADTAP:
+                comm->fourFingers = v;
+                break;
+            case BTN_TOOL_QUINTTAP:
+		comm->fiveFingers = v;
+		break;
             case BTN_TOUCH:
                 if (!priv->has_pressure)
                     hw->z = v ? para->finger_high + 1 : 0;
diff --git a/src/synproto.h b/src/synproto.h
index 6ba6740..8946d67 100644
--- a/src/synproto.h
+++ b/src/synproto.h
@@ -95,6 +95,8 @@ struct CommData {
     Bool oneFinger;
     Bool twoFingers;
     Bool threeFingers;
+    Bool fourFingers;
+    Bool fiveFingers;
 };
 
 struct _SynapticsParameters;