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Message-ID: <d4458111-9384-44df-9a33-e8e66e9c03ea@denx.de>
Date:   Sun, 30 Jul 2023 14:24:37 +0200
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Subject: Re: [PATCH 13/22] Input: ili210x - use device core to create
 driver-specific device attributes
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20230729005133.1095051-1-dmitry.torokhov@gmail.com>
 <20230729005133.1095051-13-dmitry.torokhov@gmail.com>
 <fd975ac8-bea4-22ae-cb5f-cbdaa3566d25@denx.de>
 <2023073010-debunk-tripping-270a@gregkh>
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From:   Marek Vasut <marex@denx.de>
In-Reply-To: <2023073010-debunk-tripping-270a@gregkh>
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On 7/30/23 13:38, Greg Kroah-Hartman wrote:
> On Sat, Jul 29, 2023 at 05:07:17PM +0200, Marek Vasut wrote:
>> On 7/29/23 02:51, Dmitry Torokhov wrote:
>>> 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.
>>>
>>> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
>>> ---
>>>    drivers/input/touchscreen/ili210x.c | 15 +++++----------
>>>    1 file changed, 5 insertions(+), 10 deletions(-)
>>>
>>> diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
>>> index ad6828e4f2e2..31ffdc2a93f3 100644
>>> --- a/drivers/input/touchscreen/ili210x.c
>>> +++ b/drivers/input/touchscreen/ili210x.c
>>> @@ -876,7 +876,7 @@ static ssize_t ili210x_firmware_update_store(struct device *dev,
>>>    static DEVICE_ATTR(firmware_update, 0200, NULL, ili210x_firmware_update_store);
>>> -static struct attribute *ili210x_attributes[] = {
>>> +static struct attribute *ili210x_attrs[] = {
>>>    	&dev_attr_calibrate.attr,
>>>    	&dev_attr_firmware_update.attr,
>>>    	&dev_attr_firmware_version.attr,
>>> @@ -904,10 +904,11 @@ static umode_t ili210x_attributes_visible(struct kobject *kobj,
>>>    	return attr->mode;
>>>    }
>>> -static const struct attribute_group ili210x_attr_group = {
>>> -	.attrs = ili210x_attributes,
>>> +static const struct attribute_group ili210x_group = {
>>> +	.attrs = ili210x_attrs,
>>
>> Is all the renaming really necessary and relevant to this patch ?
> 
> Yes, it's needed for the __ATTRIBUTE_GROUPS() macro.

Ah ok