Re: [PATCH] Revert "video: fbdev: amba-clcd: Retire elder CLCD driver"

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Hi Peter,

[Paging John Stultz on this]

On Tue, Sep 29, 2020 at 6:30 PM Peter Collingbourne <pcc@xxxxxxxxxx> wrote:
> On Tue, Sep 29, 2020 at 2:32 AM Daniel Vetter <daniel@xxxxxxxx> wrote:
> > On Tue, Sep 29, 2020 at 09:28:56AM +0200, Neil Armstrong wrote:

> > > Can't Android FVP use drm-hwcomposer instead ?
>
> Not without kernel changes. See e.g.
> https://www.spinics.net/lists/dri-devel/msg255883.html

Has this gotten better in the last year+ so you can now use
drm-hwcomposer?

I.e. can we now delete the fbdev driver?

> > Also, if we need to add more random fbdev ioctls to the drm fbdev
> > emulation, then let's do that. Not keep fbdev drivers on life support for
> > longer than necessary.

I wanted to fix this and started to look at it at one point,
however the required Android userspace build was a bit
intimidating to get going. I would be able to look into this
if a prebuilt Android for the emulation model was available.

Yours,
Linus Walleij



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