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SubjectRe: [PATCH 4/4] input: keyboard: gpio-keys-polled: skip oftree code when CONFIG_OF disabled
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On 29.04.19 21:44, Frank Rowand wrote:
> On 4/16/19 12:57 PM, Enrico Weigelt, metux IT consult wrote:
>> we don't need to build in oftree probing stuff when oftree isn't
>> enabled at all.
>>
>> Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
>> ---
>> drivers/input/keyboard/gpio_keys_polled.c | 8 +++++++-
>> 1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
>> index 3f773b2..fbccb89 100644
>> --- a/drivers/input/keyboard/gpio_keys_polled.c
>> +++ b/drivers/input/keyboard/gpio_keys_polled.c
>> @@ -147,6 +147,7 @@ static void gpio_keys_polled_close(struct input_polled_dev *dev)
>> static struct gpio_keys_platform_data *
>> gpio_keys_polled_get_devtree_pdata(struct device *dev)
>> {
>> +#ifdef CONFIG_OF
>> struct gpio_keys_platform_data *pdata;
>> struct gpio_keys_button *button;
>> struct fwnode_handle *child;
>> @@ -200,6 +201,9 @@ static void gpio_keys_polled_close(struct input_polled_dev *dev)
>> }
>>
>> return pdata;
>> +#else /* CONFIG_OF */
>> + return ERR_PTR(-ENOENT);
>> +#endif /* CONFIG_OF */
>> }
>>
>> static void gpio_keys_polled_set_abs_params(struct input_dev *input,
>> @@ -226,7 +230,7 @@ static void gpio_keys_polled_set_abs_params(struct input_dev *input,
>> { .compatible = "gpio-keys-polled", },
>> { },
>> };
>
>
>> -MODULE_DEVICE_TABLE(of, gpio_keys_polled_of_match);
>> +MODULE_DEVICE_TABLE_OF(gpio_keys_polled_of_match);
>
> Not needed, when you use of_match_ptr() -- see below.

Shall I remove the MODULE_DEVICE_TABLE... line completely ?

I'd like to have nothing of-related compiled in, when oftree isn't
enabled.

>> static struct gpio_desc *gpio_keys_polled_get_gpiod_fwnode(
>> struct device *dev,
>> @@ -452,7 +456,9 @@ static int gpio_keys_polled_probe(struct platform_device *pdev)
>> .probe = gpio_keys_polled_probe,
>> .driver = {
>> .name = DRV_NAME,
>
>> +#ifdef CONFIG_OF
>> .of_match_table = gpio_keys_polled_of_match,
>> +#endif /* CONFIG_OF */
>
> No need for the #ifdef, use of_match_ptr():
>
> .of_match_table = of_match_ptr(gpio_keys_polled_of_match),

Ok, thanks.


--mtx

--
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@metux.net -- +49-151-27565287

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