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

From: Michael Hennerich
Date: Wed Mar 01 2017 - 02:39:13 EST


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 <dmitry.torokhov@xxxxxxxxx>

Acked-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>

---
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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