Re: [PATCH v2 0/4] drm/tiny: Add driver for Solomon SSD1307 OLED displays
From: Javier Martinez Canillas
Date: Tue Feb 08 2022 - 12:20:06 EST
On 2/8/22 16:40, Javier Martinez Canillas wrote:
> On 2/8/22 16:23, Geert Uytterhoeven wrote:
[snip]
>>
>> Fbcon does small writes to the shadow frame buffer, while fbtest
>> writes to the mmap()ed /dev/fbX, causing a full page to be updated.
>>
>
> I see. Thanks for the information.
>
I found the bug. Partial updates where indeed broken and only a full
screen update was working. I didn't notice because where using your
fbtests that mmap and do a full update.
Thanks a lot for reporting this, the issue should be fixed in v3.
Best regards,
--
Javier Martinez Canillas
Linux Engineering
Red Hat