diff options
| author | Luca Ellero <l.ellero@asem.it> | 2023-01-26 11:52:25 +0100 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2023-01-29 18:33:45 -0800 |
| commit | d50584d783313c8b05b84d0b07a2142f1bde46dd (patch) | |
| tree | ea3ba225e1728dfaa54fffeb39613ec75ebd4f37 /drivers/input | |
| parent | 21617de3b4647175a4c6a2a58f40515a94a13df4 (diff) | |
Input: ads7846 - don't report pressure for ads7845
ADS7845 doesn't support pressure.
Avoid the following error reported by libinput-list-devices:
"ADS7845 Touchscreen: kernel bug: device has min == max on ABS_PRESSURE".
Fixes: ffa458c1bd9b ("spi: ads7846 driver")
Signed-off-by: Luca Ellero <l.ellero@asem.it>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230126105227.47648-2-l.ellero@asem.it
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/touchscreen/ads7846.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 4c3dd01902d0..f11b444f2138 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -1316,8 +1316,9 @@ static int ads7846_probe(struct spi_device *spi) pdata->y_min ? : 0, pdata->y_max ? : MAX_12BIT, 0, 0); - input_set_abs_params(input_dev, ABS_PRESSURE, - pdata->pressure_min, pdata->pressure_max, 0, 0); + if (ts->model != 7845) + input_set_abs_params(input_dev, ABS_PRESSURE, + pdata->pressure_min, pdata->pressure_max, 0, 0); /* * Parse common framework properties. Must be done here to ensure the |