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Tue, 17 Aug 2021 07:36:09 -0700 (PDT) Date: Tue, 17 Aug 2021 16:36:08 +0200 From: Thierry Reding To: Nikola Pavlica Cc: dri-devel@lists.freedesktop.org, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, linux-arm-kernel@lists.infradead.org, linux-sunxi@googlegroups.com, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/panel-simple: Add Vivax TPC-9150 panel Message-ID: References: <20210817083201.675133-1-pavlica.nikola@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="b7dhfi5BpguSqJ8j" Content-Disposition: inline In-Reply-To: <20210817083201.675133-1-pavlica.nikola@gmail.com> User-Agent: Mutt/2.1.1 (e2a89abc) (2021-07-12) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --b7dhfi5BpguSqJ8j Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Aug 17, 2021 at 10:32:01AM +0200, Nikola Pavlica wrote: > The model and make of the LCD panel of the Vivax TPC-9150 is unknown, > hence the panel settings that were retrieved with a FEX dump are named > after the device NOT the actual panel. >=20 > The LCD in question is a 50 pin MISO TFT LCD panel of the resolution > 1024x600 used by the aforementioned device. >=20 > Signed-off-by: Nikola Pavlica > --- > drivers/gpu/drm/panel/panel-simple.c | 26 ++++++++++++++++++++++++++ > 1 file changed, 26 insertions(+) >=20 > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel= /panel-simple.c > index 4e2dad314c79..97fc3c5740bb 100644 > --- a/drivers/gpu/drm/panel/panel-simple.c > +++ b/drivers/gpu/drm/panel/panel-simple.c > @@ -4090,6 +4090,29 @@ static const struct panel_desc arm_rtsm =3D { > .bus_format =3D MEDIA_BUS_FMT_RGB888_1X24, > }; > =20 > +static const struct drm_display_mode vivax_tpc9150_panel_mode =3D { > + .clock =3D 60000, > + .hdisplay =3D 1024, > + .hsync_start =3D 1024 + 160, > + .hsync_end =3D 1024 + 160 + 100, > + .htotal =3D 1024 + 160 + 100 + 60, > + .vdisplay =3D 600, > + .vsync_start =3D 600 + 12, > + .vsync_end =3D 600 + 12 + 10, > + .vtotal =3D 600 + 12 + 10 + 13, > +}; > + > +static const struct panel_desc vivax_tpc9150_panel =3D { > + .modes =3D &vivax_tpc9150_panel_mode, > + .num_modes =3D 1, > + .size =3D { > + .width =3D 223, > + .height =3D 125, > + }, > + .bus_format =3D MEDIA_BUS_FMT_RGB888_1X24, > + .bus_flags =3D DRM_BUS_FLAG_DE_HIGH, > +}; > + These were originally supposed to be alphabetically ordered by compatible string, though it looks like at least the data structures for ARM RTSM weren't properly ordered. Perhaps you can prepend a patch correcting that order and then make sure your patch keeps the alphabetical ordering, too? > static const struct of_device_id platform_of_match[] =3D { > { > .compatible =3D "ampire,am-1280800n3tzqw-t00h", > @@ -4103,6 +4126,9 @@ static const struct of_device_id platform_of_match[= ] =3D { > }, { > .compatible =3D "arm,rtsm-display", > .data =3D &arm_rtsm, > + }, { > + .compatible =3D "vivax,tpc9150-panel", > + .data =3D &vivax_tpc9150_panel, Also make sure to keep the alphabetical order here. 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