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SubjectRe: [PATCH v4 24/26] leds: gpio: Use generic support for composing LED names
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Pavel,

Thanks for the review.

On 4/24/19 4:04 PM, Pavel Machek wrote:
> On Wed 2019-04-17 22:54:37, Jacek Anaszewski wrote:
>> Switch to using generic LED support for composing LED class
>> device name.
>>
>> Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
>> Cc: Linus Walleij <linus.walleij@linaro.org>
>> ---
>> drivers/leds/leds-gpio.c | 23 ++++++++++-------------
>> 1 file changed, 10 insertions(+), 13 deletions(-)
>>
>> diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
>> index b26cf78993d1..60fb3c85cf05 100644
>> --- a/drivers/leds/leds-gpio.c
>> +++ b/drivers/leds/leds-gpio.c
>> @@ -77,11 +77,11 @@ static int gpio_blink_set(struct led_classdev *led_cdev,
>>
>> static int create_gpio_led(const struct gpio_led *template,
>> struct gpio_led_data *led_dat, struct device *parent,
>> - struct device_node *np, gpio_blink_set_t blink_set)
>> + struct fwnode_handle *fwnode, gpio_blink_set_t blink_set)
>> {
>> + struct led_init_data init_data = {};
>> int ret, state;
>>
>> - led_dat->cdev.name = template->name;
>> led_dat->cdev.default_trigger = template->default_trigger;
>> led_dat->can_sleep = gpiod_cansleep(led_dat->gpiod);
>> if (!led_dat->can_sleep)
>> @@ -112,7 +112,13 @@ static int create_gpio_led(const struct gpio_led *template,
>> if (ret < 0)
>> return ret;
>>
>> - return devm_led_classdev_register(parent, &led_dat->cdev);
>> + if (template->name)
>> + led_dat->cdev.name = template->name;
>> + else
>> + init_data.fwnode = fwnode;
>> +
>> + return devm_led_classdev_register_ext(parent, &led_dat->cdev,
>> + &init_data);
>
> Won't register_ext() overwrite template->name?

Ah, right. I will need to tweak led_classdev_register_ext() to properly
handle the case when init_data is not NULL, but struct led_classdev's
"name" property is initialized.

--
Best regards,
Jacek Anaszewski

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