diff options
| author |   Hansem Ro <hansemro@outlook.com> | 2021-05-06 13:27:10 -0700 |
|---|---|---|
| committer |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-05-06 15:10:20 -0700 |
| commit | ac05a8a927e5a1027592d8f98510a511dadeed14 (patch) | |
| tree | a30d4c21df4622fadf57d9cceb699933ee30466f /drivers | |
| parent | Merge branch 'next' into for-linus (diff) | |
| download | linux-dev-ac05a8a927e5a1027592d8f98510a511dadeed14.tar.xz linux-dev-ac05a8a927e5a1027592d8f98510a511dadeed14.zip | |
Input: ili210x - add missing negation for touch indication on ili210x
This adds the negation needed for proper finger detection on Ilitek
ili2107/ili210x. This fixes polling issues (on Amazon Kindle Fire)
caused by returning false for the cooresponding finger on the touchscreen.
Signed-off-by: Hansem Ro <hansemro@outlook.com>
Fixes: e3559442afd2a ("ili210x - rework the touchscreen sample processing")
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/touchscreen/ili210x.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c index d8fccf048bf4..30576a5f2f04 100644 --- a/drivers/input/touchscreen/ili210x.c +++ b/drivers/input/touchscreen/ili210x.c @@ -87,7 +87,7 @@ static bool ili210x_touchdata_to_coords(const u8 *touchdata, unsigned int *x, unsigned int *y, unsigned int *z) { - if (touchdata[0] & BIT(finger)) + if (!(touchdata[0] & BIT(finger))) return false; *x = get_unaligned_be16(touchdata + 1 + (finger * 4) + 0); |