diff options
| author | Thierry Reding <thierry.reding@avionic-design.de> | 2011-05-17 09:29:45 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-05-17 09:38:34 -0700 |
| commit | 4a1a42af0aba011e263098f107a2f45e0de2f279 (patch) | |
| tree | bb554a9f992732210a711cec06aa396d54527106 /drivers/input/touchscreen/tsc2007.c | |
| parent | f1e430e6369f5edac552d99bff15369ef8c6bbd2 (diff) | |
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: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/touchscreen/tsc2007.c')
| -rw-r--r-- | drivers/input/touchscreen/tsc2007.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c index 80467f26233..df4ae354969 100644 --- a/drivers/input/touchscreen/tsc2007.c +++ b/drivers/input/touchscreen/tsc2007.c @@ -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 |