Re: [PATCH 1/3] ads7846: don't report pressure for ads7845
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: 2022-07-14 11:33:00
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On Thu, Jul 14, 2022 at 10:43:17AM +0200, Luca Ellero wrote:
From: Luca Ellero <redacted> ADS7845 doesn't support pressure. This patch avoids the following error reported by libinput-list-devices: "ADS7845 Touchscreen: kernel bug: device has min == max on ABS_PRESSURE"
Missed period, otherwise looks good. Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
quoted hunk ↗ jump to hunk
Signed-off-by: Luca Ellero <redacted> --- drivers/input/touchscreen/ads7846.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index bed68a68f330..24605c40d039 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-- 2.25.1
-- With Best Regards, Andy Shevchenko