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Commit ee3e946e authored by Lothar Waßmann's avatar Lothar Waßmann Committed by Dmitry Torokhov
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Input: edt-ft5x06 - ignore touchdown events 



The chip may report invalid coordinates on touchdown events, so don't
report the initial touchdown event.

Signed-off-by: default avatarLothar Waßmann <LW@KARO-electronics.de>
Acked-by: default avatarFugang Duan <B38611@freescale.com>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent c0808467

drivers/input/touchscreen/edt-ft5x06.c

+4 −0
Original line number Diff line number Diff line
@@ -176,6 +176,10 @@ static irqreturn_t edt_ft5x06_ts_isr(int irq, void *dev_id) 
		if (type == TOUCH_EVENT_RESERVED)

			continue;



		/* ignore TOUCH_DOWN events, might have bogus coordinates */

		if (type == TOUCH_EVENT_DOWN)

			continue;



		x = ((buf[0] << 8) | buf[1]) & 0x0fff;

		y = ((buf[2] << 8) | buf[3]) & 0x0fff;

		id = (buf[2] >> 4) & 0x0f;