linux-kernel - Re: [PATCH v2] drm/imagination: DRM_POWERVR should depend on ARCH

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Date: Thu, 15 Feb 2024 17:53:53 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Maxime Ripard <mripard@...nel.org>
Cc: Frank Binns <frank.binns@...tec.com>, Matt Coster <matt.coster@...tec.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Thomas Zimmermann <tzimmermann@...e.de>, 
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
	Sarah Walker <sarah.walker@...tec.com>, Donald Robson <donald.robson@...tec.com>, 
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
	Javier Martinez Canillas <javierm@...hat.com>, Nishanth Menon <nm@...com>, Adam Ford <aford173@...il.com>, 
	Marek Vasut <marek.vasut@...lbox.org>, Linux-Renesas <linux-renesas-soc@...r.kernel.org>
Subject: Re: [PATCH v2] drm/imagination: DRM_POWERVR should depend on ARCH_K3

Hi Maxime,

On Thu, Feb 15, 2024 at 5:18 PM Maxime Ripard <mripard@...nel.org> wrote:
> On Thu, Feb 15, 2024 at 01:50:09PM +0100, Geert Uytterhoeven wrote:
> > Using the Imagination Technologies PowerVR Series 6 GPU requires a
> > proprietary firmware image, which is currently only available for Texas
> > Instruments K3 AM62x SoCs.  Hence add a dependency on ARCH_K3, to
> > prevent asking the user about this driver when configuring a kernel
> > without Texas Instruments K3 Multicore SoC support.
>
> This wasn't making sense the first time you sent it, and now that commit
> log is just plain wrong. We have firmwares for the G6110, GX6250,
> GX6650, BXE-4-32, and BXS-4-64 models, which can be found on (at least)
> Renesas, Mediatek, Rockchip, TI and StarFive, so across three

I am so happy to be proven wrong!
Yeah, GX6650 is found on e.g. R-Car H3, and GX6250 on e.g. R-Car M3-W.

> architectures and 5 platforms. In two months.

That sounds like great progress, thanks a lot!

Where can I find these firmwares? Linux-firmware[1] seems to lack all
but the original K3 AM62x one.

Thanks again!

[1] https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmwaregit/

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds