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Groups > linux.debian.kernel > #68892 > unrolled thread

Bug#968181: v3d.ko for RPi4

Started byRyutaroh Matsumoto <ryutaroh@ict.e.titech.ac.jp>
First post2020-12-17 07:40 +0100
Last post2020-12-17 11:40 +0100
Articles 2 — 2 participants

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  Bug#968181: v3d.ko for RPi4 Ryutaroh Matsumoto <ryutaroh@ict.e.titech.ac.jp> - 2020-12-17 07:40 +0100
    Bug#968181: v3d.ko for RPi4 Lucas Nussbaum <lucas@debian.org> - 2020-12-17 11:40 +0100

#68892 — Bug#968181: v3d.ko for RPi4

FromRyutaroh Matsumoto <ryutaroh@ict.e.titech.ac.jp>
Date2020-12-17 07:40 +0100
SubjectBug#968181: v3d.ko for RPi4
Message-ID<BmV7c-7Rq-5@gated-at.bofh.it>
Hi Lucas,

This is in response to your message
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=968181#14

>B/ RPI4 support in the kernel v3d driver
>(B) requires less work, so should come next quite quickly.

I tried loading v3d.ko to the vanilla 5.10.1 kernel, but
doing so did not bring /dev/dri/render*, which appears and
enables GPU acceleration on Ubuntu kernel for RPi4.

I reported it to 
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=977441#27

Bringing GPU acceleration to Debian kernel seems to need some work.

On the other hand, I also have the garbled screen on my 4K HDMI display
as you wrote at
http://lists.infradead.org/pipermail/linux-rpi-kernel/2020-November/007894.html

Best regards, Ryutaroh Matsumoto

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#68899

FromLucas Nussbaum <lucas@debian.org>
Date2020-12-17 11:40 +0100
Message-ID<BmYRs-1Bp-15@gated-at.bofh.it>
In reply to#68892
Hi,

On 17/12/20 at 15:21 +0900, Ryutaroh Matsumoto wrote:
> On the other hand, I also have the garbled screen on my 4K HDMI display
> as you wrote at
> http://lists.infradead.org/pipermail/linux-rpi-kernel/2020-November/007894.html

Interesting.  Could you maybe report on that list that you also have the
issue?

Lucas

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