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SubjectRe: [PATCH v20 12/17] leds: lp55xx: Add multicolor framework support to lp55xx
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Dan,

On 4/27/20 8:17 PM, Dan Murphy wrote:
> Jacek
>
> On 4/26/20 11:07 AM, Jacek Anaszewski wrote:
>> Hi Dan,
>>
>> One nit below.
>>
>> On 4/23/20 5:55 PM, Dan Murphy wrote:
>>> Add multicolor framework support for the lp55xx family.
>>>
>>> Signed-off-by: Dan Murphy <dmurphy@ti.com>
>>> ---
>>>   drivers/leds/Kconfig                      |   1 +
>>>   drivers/leds/leds-lp5521.c                |  14 +-
>>>   drivers/leds/leds-lp5523.c                |  14 +-
>>>   drivers/leds/leds-lp5562.c                |  13 +-
>>>   drivers/leds/leds-lp55xx-common.c         | 178 +++++++++++++++++++---
>>>   drivers/leds/leds-lp55xx-common.h         |  11 +-
>>>   drivers/leds/leds-lp8501.c                |  14 +-
>>>   include/linux/platform_data/leds-lp55xx.h |   8 +
>>>   8 files changed, 207 insertions(+), 46 deletions(-)
>>>
>> [...]
>>> diff --git a/drivers/leds/leds-lp55xx-common.h
>>> b/drivers/leds/leds-lp55xx-common.h
>>> index b9b1041e8143..a9d7ba3f2fd1 100644
>>> --- a/drivers/leds/leds-lp55xx-common.h
>>> +++ b/drivers/leds/leds-lp55xx-common.h
>>> @@ -12,6 +12,8 @@
>>>   #ifndef _LEDS_LP55XX_COMMON_H
>>>   #define _LEDS_LP55XX_COMMON_H
>>>   +#include <linux/led-class-multicolor.h>
>>> +
>>>   enum lp55xx_engine_index {
>>>       LP55XX_ENGINE_INVALID,
>>>       LP55XX_ENGINE_1,
>>> @@ -109,6 +111,9 @@ struct lp55xx_device_config {
>>>       /* access brightness register */
>>>       int (*brightness_fn)(struct lp55xx_led *led);
>>>   +    /* perform brightness value to multiple LEDs */
>>> +    int (*multicolor_brightness_fn)(struct lp55xx_led *led);
>>
>> Isn't some word missing here? IMO it should be rephrased.
>> Maybe "write multi color brightness to hw" ?
>>
> But brightness_fn does not say write_brightness_fn so I think this would
> look weird to add write to the function name

I referred to the comment, not to the function name.
And the comment for brightness_fn is vague IMO.
So I propose to change both comments:

s/access brightness register/set LED brightness/
s/perform brightness value to multiple LEDs/
set multicolor LED brightness/

--
Best regards,
Jacek Anaszewski

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