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Commit 4a1a42af authored by Thierry Reding's avatar Thierry Reding Committed by Dmitry Torokhov
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Input: tsc2007 - debounce pressure measurement 



When the controller signals a pen-down event via the platform-specific
GPIO, while the sample values indicate an invalid measurement, the
measurement needs to be repeated.

Signed-off-by: default avatarThierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent f1e430e6

drivers/input/touchscreen/tsc2007.c

+3 −1
Original line number Diff line number Diff line
@@ -156,6 +156,7 @@ static void tsc2007_work(struct work_struct *work) 
{

	struct tsc2007 *ts =

		container_of(to_delayed_work(work), struct tsc2007, work);

	bool debounced = false;

	struct ts_event tc;

	u32 rt;
@@ -191,6 +192,7 @@ static void tsc2007_work(struct work_struct *work) 
		 * repeat at least once more the measurement.

		 */

		dev_dbg(&ts->client->dev, "ignored pressure %d\n", rt);

		debounced = true;

		goto out;



	}
@@ -225,7 +227,7 @@ static void tsc2007_work(struct work_struct *work) 
	}



 out:

	if (ts->pendown)

	if (ts->pendown || debounced)

		schedule_delayed_work(&ts->work,

				      msecs_to_jiffies(TS_POLL_PERIOD));

	else