xf86-input-synaptics-gesturesonly

1 files changed, 112 insertions, 0 deletions

diff --git a/14393-gestures-only.master.patch b/14393-gestures-only.master.patch
new file mode 100644
index 000000000000..7b3920e604b0
--- /dev/null
+++ b/14393-gestures-only.master.patch
@@ -0,0 +1,112 @@
+diff --git a/include/synaptics-properties.h b/include/synaptics-properties.h
+index 32ab2e1..91d8160 100644
+--- a/include/synaptics-properties.h
++++ b/include/synaptics-properties.h
+@@ -158,4 +158,7 @@
+ /* 32 Bit Integer, 2 values, horizontal hysteresis, vertical hysteresis */
+ #define SYNAPTICS_PROP_NOISE_CANCELLATION "Synaptics Noise Cancellation"
+ 
++/* 8 bit (BOOL) */
++#define SYNAPTICS_PROP_GESTURES_ONLY "Synaptics Gestures Only"
++
+ #endif                          /* _SYNAPTICS_PROPERTIES_H_ */
+diff --git a/man/synaptics.man b/man/synaptics.man
+index 97f0114..a1331c0 100644
+--- a/man/synaptics.man
++++ b/man/synaptics.man
+@@ -502,6 +502,15 @@ Property: "Synaptics Secondary Soft Button Areas". This property is only
+ initialized if the option is set in the
+ __xconfigfile__(__filemansuffix__).
+ .
++.TP
++.BI "Option \*qGesturesOnly\*q \*q" boolean \*q
++Disable pointer motion events.
++
++The option is disabled by default. If set, the driver will report gesture and
++button events but no pointer events.
++Property: "Synaptics Gestures Only"
++.
++
+ 
+ .SH CONFIGURATION DETAILS
+ .SS Area handling
+@@ -885,6 +894,10 @@ disables the button area.
+ 32 bit, 8 values, RBL, RBR, RBT, RBB, MBL, MBR, MBT, MBB.
+ 
+ .TP 7
++.BI "Synaptics Gestures Only"
++8 bit (BOOL).
++
++.TP 7
+ .BI "Synaptics Capabilities"
+ This read-only property expresses the physical capability of the touchpad,
+ most notably whether the touchpad hardware supports multi-finger tapping and
+diff --git a/src/properties.c b/src/properties.c
+index 4c75797..3035802 100644
+--- a/src/properties.c
++++ b/src/properties.c
+@@ -95,6 +95,7 @@ Atom prop_secondary_softbutton_areas = 0;
+ Atom prop_noise_cancellation = 0;
+ Atom prop_product_id = 0;
+ Atom prop_device_node = 0;
++Atom prop_gestures_only = 0;
+ 
+ static Atom
+ InitTypedAtom(DeviceIntPtr dev, char *name, Atom type, int format, int nvalues,
+@@ -378,6 +379,10 @@ InitDeviceProperties(InputInfoPtr pInfo)
+                                        SYNAPTICS_PROP_NOISE_CANCELLATION, 32, 2,
+                                        values);
+ 
++    prop_gestures_only =
++        InitAtom(pInfo->dev, SYNAPTICS_PROP_GESTURES_ONLY, 8, 1,
++                &para->gestures_only);
++
+     /* only init product_id property if we actually know them */
+     if (priv->id_vendor || priv->id_product) {
+         values[0] = priv->id_vendor;
+@@ -811,6 +816,12 @@ SetProperty(DeviceIntPtr dev, Atom property, XIPropertyValuePtr prop,
+         para->hyst_x = hyst[0];
+         para->hyst_y = hyst[1];
+     }
++    else if (property == prop_gestures_only) {
++        if (prop->size != 1 || prop->format != 8 || prop->type != XA_INTEGER)
++            return BadMatch;
++
++        para->gestures_only = *(BOOL *) prop->data;
++    }
+     else if (property == prop_product_id || property == prop_device_node)
+         return BadValue;        /* read-only */
+     else { /* unknown property */
+diff --git a/src/synaptics.c b/src/synaptics.c
+index aeb1c57..43b164a 100644
+--- a/src/synaptics.c
++++ b/src/synaptics.c
+@@ -671,6 +671,7 @@ set_default_parameters(InputInfoPtr pInfo)
+     pars->tap_move = xf86SetIntOption(opts, "MaxTapMove", tapMove);
+     pars->tap_time_2 = xf86SetIntOption(opts, "MaxDoubleTapTime", 180);
+     pars->click_time = xf86SetIntOption(opts, "ClickTime", 100);
++    pars->gestures_only = xf86SetBoolOption(opts, "GesturesOnly", pars->gestures_only);
+     pars->clickpad = xf86SetBoolOption(opts, "ClickPad", pars->clickpad);       /* Probed */
+     pars->clickpad_ignore_motion_time = 100; /* ms */
+     /* middle mouse button emulation on a clickpad? nah, you're joking */
+@@ -3207,7 +3208,7 @@ HandleState(InputInfoPtr pInfo, struct SynapticsHwState *hw, CARD32 now,
+     }
+ 
+     /* Post events */
+-    if (finger >= FS_TOUCHED && (dx || dy) && !ignore_motion)
++    if (finger >= FS_TOUCHED && (dx || dy) && !ignore_motion && !para->gestures_only)
+         xf86PostMotionEvent(pInfo->dev, 0, 0, 2, dx, dy);
+ 
+     if (priv->mid_emu_state == MBE_LEFT_CLICK) {
+diff --git a/src/synapticsstr.h b/src/synapticsstr.h
+index b8a3492..3e9fa3a 100644
+--- a/src/synapticsstr.h
++++ b/src/synapticsstr.h
+@@ -225,6 +225,7 @@ typedef struct _SynapticsParameters {
+     int area_left_edge, area_right_edge, area_top_edge, area_bottom_edge;       /* area coordinates absolute */
+     int softbutton_areas[4][4]; /* soft button area coordinates, 0 => right, 1 => middle , 2 => secondary right, 3 => secondary middle button */
+     int hyst_x, hyst_y;         /* x and y width of hysteresis box */
++    Bool gestures_only;                /* do not post mouse input events */
+ } SynapticsParameters;
+ 
+ struct _SynapticsPrivateRec {