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path: root/drivers/input/mouse/elantech.c
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Diffstat (limited to 'drivers/input/mouse/elantech.c')
-rw-r--r--drivers/input/mouse/elantech.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index da161dae350..cd8e2e5ced8 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -273,11 +273,11 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
struct elantech_data *etd = psmouse->private;
struct input_dev *dev = psmouse->dev;
unsigned char *packet = psmouse->packet;
- unsigned int fingers, x1 = 0, y1 = 0, x2 = 0, y2 = 0, width = 0, pres = 0;
+ unsigned int fingers, x1 = 0, y1 = 0, x2 = 0, y2 = 0;
+ unsigned int width = 0, pres = 0;
/* byte 0: n1 n0 . . . . R L */
fingers = (packet[0] & 0xc0) >> 6;
- input_report_key(dev, BTN_TOUCH, fingers != 0);
switch (fingers) {
case 3:
@@ -300,9 +300,6 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
*/
y1 = ETP_YMAX_V2 - (((packet[4] & 0x0f) << 8) | packet[5]);
- input_report_abs(dev, ABS_X, x1);
- input_report_abs(dev, ABS_Y, y1);
-
pres = (packet[1] & 0xf0) | ((packet[4] & 0xf0) >> 4);
width = ((packet[0] & 0x30) >> 2) | ((packet[3] & 0x30) >> 4);
break;
@@ -314,22 +311,18 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
* byte 0: . . ay8 ax8 . . . .
* byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0
*/
- x1 = ((packet[0] & 0x10) << 4) | packet[1];
+ x1 = (((packet[0] & 0x10) << 4) | packet[1]) << 2;
/* byte 2: ay7 ay6 ay5 ay4 ay3 ay2 ay1 ay0 */
- y1 = ETP_2FT_YMAX - (((packet[0] & 0x20) << 3) | packet[2]);
+ y1 = ETP_YMAX_V2 -
+ ((((packet[0] & 0x20) << 3) | packet[2]) << 2);
/*
* byte 3: . . by8 bx8 . . . .
* byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0
*/
- x2 = ((packet[3] & 0x10) << 4) | packet[4];
+ x2 = (((packet[3] & 0x10) << 4) | packet[4]) << 2;
/* byte 5: by7 by8 by5 by4 by3 by2 by1 by0 */
- y2 = ETP_2FT_YMAX - (((packet[3] & 0x20) << 3) | packet[5]);
- /*
- * For compatibility with the X Synaptics driver scale up
- * one coordinate and report as ordinary mouse movent
- */
- input_report_abs(dev, ABS_X, x1 << 2);
- input_report_abs(dev, ABS_Y, y1 << 2);
+ y2 = ETP_YMAX_V2 -
+ ((((packet[3] & 0x20) << 3) | packet[5]) << 2);
/* Unknown so just report sensible values */
pres = 127;
@@ -337,6 +330,11 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
break;
}
+ input_report_key(dev, BTN_TOUCH, fingers != 0);
+ if (fingers != 0) {
+ input_report_abs(dev, ABS_X, x1);
+ input_report_abs(dev, ABS_Y, y1);
+ }
elantech_report_semi_mt_data(dev, fingers, x1, y1, x2, y2);
input_report_key(dev, BTN_TOOL_FINGER, fingers == 1);
input_report_key(dev, BTN_TOOL_DOUBLETAP, fingers == 2);