Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Tue, 01 Feb 2022 10:11:03 +0000
To:     Thomas Zimmermann <tzimmermann@suse.de>
From:   Simon Ser <contact@emersion.fr>
Cc:     Geert Uytterhoeven <geert@linux-m68k.org>,
        Linux PWM List <linux-pwm@vger.kernel.org>,
        Linux Fbdev development list <linux-fbdev@vger.kernel.org>,
        =?utf-8?Q?Noralf_Tr=C3=B8nnes?= <noralf@tronnes.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        Javier Martinez Canillas <javierm@redhat.com>,
        DRI Development <dri-devel@lists.freedesktop.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Mark Brown <broonie@kernel.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        Maxime Ripard <maxime@cerno.tech>,
        =?utf-8?Q?Uwe_Kleine-K=C3=B6nig?= <u.kleine-koenig@pengutronix.de>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Lee Jones <lee.jones@linaro.org>
Reply-To: Simon Ser <contact@emersion.fr>
Subject: Re: [PATCH 0/4] drm/tiny: Add driver for Solomon SSD1307 OLED displays
Message-ID: <csqnu2U_Kr-XE5p7ObjXsYbWDrfxh-j9CQE60lMJSxK0tF0SjlbZQkdjmAWpPRKYJoRLOCKtBgY-0AeIGdbr-SKjuyDKUTOTcI_PPV_bsWk=@emersion.fr>
In-Reply-To: <ce283de9-7412-472e-f72c-cb6a35ede426@suse.de>
References: <20220131201225.2324984-1-javierm@redhat.com> <tIMIWqepcZGntnez-1ss4Kn4K8btXnzDRL7EWd19-745WK90YIC19E_4di9RNvB3gtx-PzWEjBEGQLPNJE_x0T1yyyaWFCoFcCiG4StR9RU=@emersion.fr> <wuXPJN-K-rvjoV51c4EBmTBScov8rcJTPoYmlfHe04_-4wD1khVxo9HnUsP7UFd5m4AkzGSw2hXe_c77jbSRhjEJ0JZIYwuvuIkcv_KsR-Y=@emersion.fr> <CAMuHMdXKZ=BkvVqdpiNPNJgxm9SzQ3Z0n4SqV2-4oPRveybd6g@mail.gmail.com> <qmhzv6kqs6QdAOP3bNB39glOpc8eeJ6flgjfjcaBniT-shDKZkxo5uB71weGOUKxPE6dq_WBhtHmY5vMmuYwqMoHgtMWnX0ESE5R1Y5g5F8=@emersion.fr> <CAMuHMdUHhUkPhq8M0d=p5EgH8bBz6EtH4drajKtQHE0121V1uQ@mail.gmail.com> <ce283de9-7412-472e-f72c-cb6a35ede426@suse.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Precedence: bulk

On Tuesday, February 1st, 2022 at 11:08, Thomas Zimmermann <tzimmermann@sus=
e.de> wrote:

> Am 01.02.22 um 09:36 schrieb Geert Uytterhoeven:
>
> > I'd expect 8-bit grayscale to be Y8 instead.
>
> I like this naming, but DRM_FORMAT_R8 is uapi already. :/ If anything,
> we could add Yn formats in addition to existing Rn formats.

Need to be a bit careful, e.g. Y210 exists and isn't a grayscale format.
This could be confusing.