2017-03-01 07:39:10

by Hennerich, Michael

[permalink] [raw]
Subject: Re: [PATCH 4/4] Input: ad7879 - do not manipulate capability bits directly

On 28.02.2017 23:08, Dmitry Torokhov wrote:
> Instead of manipulating capabilities bits of input device directly, let's
> use input_set_capability() API.
>
> Also, stop setting ABS_X/Y bits explicitly as input_set_abs_params() does
> this for us.
>
> Signed-off-by: Dmitry Torokhov <[email protected]>

Acked-by: Michael Hennerich <[email protected]>

> ---
> drivers/input/touchscreen/ad7879.c | 9 ++-------
> 1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
> index c415614ada68..196028c45210 100644
> --- a/drivers/input/touchscreen/ad7879.c
> +++ b/drivers/input/touchscreen/ad7879.c
> @@ -590,13 +590,7 @@ int ad7879_probe(struct device *dev, struct regmap *regmap,
>
> input_set_drvdata(input_dev, ts);
>
> - __set_bit(EV_ABS, input_dev->evbit);
> - __set_bit(ABS_X, input_dev->absbit);
> - __set_bit(ABS_Y, input_dev->absbit);
> - __set_bit(ABS_PRESSURE, input_dev->absbit);
> -
> - __set_bit(EV_KEY, input_dev->evbit);
> - __set_bit(BTN_TOUCH, input_dev->keybit);
> + input_set_capability(input_dev, EV_KEY, BTN_TOUCH);
>
> if (pdata) {
> input_set_abs_params(input_dev, ABS_X,
> @@ -614,6 +608,7 @@ int ad7879_probe(struct device *dev, struct regmap *regmap,
> } else {
> input_set_abs_params(input_dev, ABS_X, 0, MAX_12BIT, 0, 0);
> input_set_abs_params(input_dev, ABS_Y, 0, MAX_12BIT, 0, 0);
> + input_set_capability(input_dev, EV_ABS, ABS_PRESSURE);
> touchscreen_parse_properties(input_dev, false, NULL);
> if (!input_abs_get_max(input_dev, ABS_PRESSURE)) {
> dev_err(dev, "Touchscreen pressure is not specified\n");
>


--
Greetings,
Michael

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