[PATCH 3/4] drm/tiny: Add driver for Solomon SSD1307 OLED displays

Javier Martinez Canillas javierm at redhat.com
Wed Feb 2 08:29:27 UTC 2022


Hello Thomas,

On 2/2/22 09:23, Thomas Zimmermann wrote:

[snip]

> 
> Thanks to both of you. I was asking because I found the code to be 
> repetitive and it's not clear that these 3 statements belong together.
> 
> I'd like to suggest to add a function
> 
>    ssd1307_write_cmds(client, len, const u8 *cmds)
> 
> that loops through cmds and sends the values one by one. A call would 
> look like this:
> 
>    const u8 set_col_range[] = {
>      SSD1307_SET_COL_RANGE,
>      col_start,
>      col_end
>    };
> 
>    ssd1307_write_cmds(client, ARRAY_SIZE(set_col_range), set_col_range);
> 
> AND/OR
> 
> You could have functions that take a command with arguments; either as 
> va_args or with one function per number of arguments. Or you could 
> combine all these somehow.
>

Thanks for the suggestion, that a makes sense to me. I'll look into
it when working on v2. Probably during the weekend.

Best regards,
-- 
Javier Martinez Canillas
Linux Engineering
Red Hat



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