On 24/02/2014 at 15:39:53 +0100, Juergen Beisert wrote : > Releasing the touchscreen lets the internal statemachine left in a wrong state. > Due to this the release coordinate will be reported again by accident when the next > touchscreen event happens. This change sets up the correct state when waiting > for the next touchscreen event. > > Signed-off-by: Juergen Beisert <jbe@xxxxxxxxxxxxxx> > Tested-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> > diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c > index 7fc66a6..514844e 100644 > --- a/drivers/staging/iio/adc/mxs-lradc.c > +++ b/drivers/staging/iio/adc/mxs-lradc.c > @@ -757,6 +757,7 @@ static void mxs_lradc_finish_touch_event(struct mxs_lradc *lradc, bool valid) > } > > /* if it is released, wait for the next touch via IRQ */ > + lradc->cur_plate = LRADC_TOUCH; > mxs_lradc_reg_clear(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ, LRADC_CTRL1); > mxs_lradc_reg_set(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ_EN, LRADC_CTRL1); > } > > -- > Pengutronix e.K. | Juergen Beisert | > Linux Solutions for Science and Industry | http://www.pengutronix.de/ | -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
