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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2023-07-28 17:51:16 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2023-09-06 14:27:18 -0700
commite9f6aa10aaa898c88d532c31277436100445f328 (patch)
tree2ead2ef3a18af06944c2d5212ad9be43b2b63b7c
parenta32fa4359a7b7766631549db427a183c5c6d032e (diff)
downloadinput-e9f6aa10aaa898c88d532c31277436100445f328.tar.gz
Input: ads7846 - use device core to create driver-specific device attributes
Instead of creating driver-specific device attributes with devm_device_add_group() have device core do this by setting up dev_groups pointer in the driver structure. Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Link: https://lore.kernel.org/r/20230729005133.1095051-7-dmitry.torokhov@gmail.com Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
-rw-r--r--drivers/input/touchscreen/ads7846.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index faea40dd66d01..d2bbb436a77df 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -625,15 +625,12 @@ static ssize_t ads7846_disable_store(struct device *dev,
static DEVICE_ATTR(disable, 0664, ads7846_disable_show, ads7846_disable_store);
-static struct attribute *ads784x_attributes[] = {
+static struct attribute *ads784x_attrs[] = {
&dev_attr_pen_down.attr,
&dev_attr_disable.attr,
NULL,
};
-
-static const struct attribute_group ads784x_attr_group = {
- .attrs = ads784x_attributes,
-};
+ATTRIBUTE_GROUPS(ads784x);
/*--------------------------------------------------------------------------*/
@@ -1357,10 +1354,6 @@ static int ads7846_probe(struct spi_device *spi)
else
(void) ads7846_read12_ser(dev, READ_12BIT_SER(vaux));
- err = devm_device_add_group(dev, &ads784x_attr_group);
- if (err)
- return err;
-
err = input_register_device(input_dev);
if (err)
return err;
@@ -1386,9 +1379,10 @@ static void ads7846_remove(struct spi_device *spi)
static struct spi_driver ads7846_driver = {
.driver = {
- .name = "ads7846",
- .pm = pm_sleep_ptr(&ads7846_pm),
- .of_match_table = ads7846_dt_ids,
+ .name = "ads7846",
+ .dev_groups = ads784x_groups,
+ .pm = pm_sleep_ptr(&ads7846_pm),
+ .of_match_table = ads7846_dt_ids,
},
.probe = ads7846_probe,
.remove = ads7846_remove,