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SubjectRe: [PATCH] drm/doc: Add section in the introduction page about learning material
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Hello Thomas,

On 1/27/22 10:18, Thomas Zimmermann wrote:
> Hi Javier,
>
> thanks for this patch.
>
> Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
>

Thanks!

> Find some ideas for consideration below.
>

[snip]

>> +
>> +Learning material
>> +=================
>
> Maybe 'External References'.
>

Agreed, I'll change it.

>> +
>> +Since the Linux DRM layer supports complex graphics devices, it can be quite
>> +overwhelming for newcomers to get familiar with all the needed concepts and
>> +learn the subsystem's internals.
>
> It sounds a bit intimdating to me. Can we give it a positive spin?
>

Pekka also had reservations about this paragraph, so I think that will just
drop it. The goal of having this section was to ease the learning curve but
the way I worded it may reinforce the perception that DRM is hard to learn.

> IMHO we could add a separate section that talks about complexity and
> provides guidelines about how to deal with it: trivial HW? use simple
> pipe; dedicated VRAM? try TTM; awkward color formats? see
> drm_format_helper.c
>

Indeed. And we can add such section as a follow-up. Maybe referring to some
of the drivers in drivers/gpu/drm/tiny.

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

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