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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@linux.ie>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>, Sam Ravnborg <sam@ravnborg.org>,
	Rob Herring <robh@kernel.org>,
	Emil Velikov <emil.l.velikov@gmail.com>,
	Hans de Goede <hdegoede@redhat.com>,
	bluescreen_avenger@verizon.net,
	Greg KH <gregkh@linuxfoundation.org>,
	DRI Development <dri-devel@lists.freedesktop.org>,
	"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH v4 0/9] drm: Support simple-framebuffer devices and firmware fbs
Date: Mon, 19 Apr 2021 10:00:56 +0200
Message-ID: <CAMuHMdWcC8O+UzQDQj7Bm4uK_myjFT5D2ccTmneTJYi4SMfCRQ@mail.gmail.com> (raw)
In-Reply-To: <20210416090048.11492-1-tzimmermann@suse.de>

Hi Thomas,

On Fri, Apr 16, 2021 at 11:00 AM Thomas Zimmermann <tzimmermann@suse.de> wrote:
> This patchset adds support for simple-framebuffer platform devices and
> a handover mechanism for native drivers to take-over control of the
> hardware.
>
> The new driver, called simpledrm, binds to a simple-frambuffer platform
> device. The kernel's boot code creates such devices for firmware-provided
> framebuffers, such as EFI-GOP or VESA. Typically the BIOS, UEFI or boot
> loader sets up the framebuffers. Description via device tree is also an
> option.

I guess this can be used as a replacement for offb, too...

> Patches 4 to 8 add the simpledrm driver. It's build on simple DRM helpers
> and SHMEM. It supports 16-bit, 24-bit and 32-bit RGB framebuffers. During

.... if support for 8-bit frame buffers would be added?

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

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

  parent reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-16  9:00 Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 1/9] drm/format-helper: Pass destination pitch to drm_fb_memcpy_dstclip() Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 2/9] drm/format-helper: Add blitter functions Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 3/9] drm/aperture: Add infrastructure for aperture ownership Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 4/9] drm: Add simpledrm driver Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 5/9] drm/simpledrm: Add fbdev emulation Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 6/9] drm/simpledrm: Initialize framebuffer data from device-tree node Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 7/9] drm/simpledrm: Acquire clocks from DT device node Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 8/9] drm/simpledrm: Acquire regulators " Thomas Zimmermann
2021-04-16  9:00 ` [PATCH v4 9/9] drm/simpledrm: Acquire memory aperture for framebuffer Thomas Zimmermann
2021-04-19  8:00 ` Geert Uytterhoeven [this message]
2021-04-20  8:46   ` [PATCH v4 0/9] drm: Support simple-framebuffer devices and firmware fbs Daniel Vetter
2021-04-20  9:16     ` Geert Uytterhoeven
2021-04-20 11:11       ` Daniel Vetter
2021-04-20  9:22     ` Gerd Hoffmann
2021-04-20  9:27       ` Geert Uytterhoeven
2021-04-26 12:22         ` Thomas Zimmermann
2021-04-26 19:05           ` Geert Uytterhoeven
2021-04-26 12:18     ` Thomas Zimmermann
2021-04-26 15:08       ` Daniel Vetter
2021-04-29 10:24 ` Maxime Ripard

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