linux-kernel - Re: [PATCH v3 1/2] drm/panel: simple: Add support for EDT ETMV570G2DHU panel

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Message-ID: <2371e4fad8a61511e1213c07b41117079628c5f9.camel@phytec.de>
Date:   Fri, 9 Jul 2021 18:56:55 +0000
From:   Yunus Bas <Y.Bas@...tec.de>
To:     "sam@...nborg.org" <sam@...nborg.org>
CC:     "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "daniel@...ll.ch" <daniel@...ll.ch>,
        "laurent.pinchart@...asonboard.com" 
        <laurent.pinchart@...asonboard.com>,
        "airlied@...ux.ie" <airlied@...ux.ie>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "thierry.reding@...il.com" <thierry.reding@...il.com>
Subject: Re: [PATCH v3 1/2] drm/panel: simple: Add support for EDT
 ETMV570G2DHU panel

Hi Sam,

Am Freitag, dem 09.07.2021 um 20:08 +0200 schrieb Sam Ravnborg:
> Hi Yunus,
> 
> On Tue, Jul 06, 2021 at 09:59:07AM +0200, Yunus Bas wrote:
> > From: Stefan Riedmueller <s.riedmueller@...tec.de>
> > 
> > This patch adds support for the EDT ETMV570G2DHU 5.7" (640x480) lcd
> > panel
> > to DRM simple panel driver.
> > 
> > Signed-off-by: Stefan Riedmueller <s.riedmueller@...tec.de>
> > Signed-off-by: Yunus Bas <y.bas@...tec.de>
> > ---
> > Changes in v3:
> > - No changes in general, added additional maintainers and also
> > sending
> > to general kernel mailing list
> > ---
> >  drivers/gpu/drm/panel/panel-simple.c | 29
> > ++++++++++++++++++++++++++++
> >  1 file changed, 29 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/panel/panel-simple.c
> > b/drivers/gpu/drm/panel/panel-simple.c
> > index 21939d4352cf..07433bff6c2b 100644
> > --- a/drivers/gpu/drm/panel/panel-simple.c
> > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > @@ -2008,6 +2008,32 @@ static const struct panel_desc
> > edt_et057090dhu = {
> >         .connector_type = DRM_MODE_CONNECTOR_DPI,
> >  };
> >  
> > +static const struct drm_display_mode edt_etmv570g2dhu_mode = {
> > +       .clock = 25175,
> > +       .hdisplay = 640,
> > +       .hsync_start = 640,
> > +       .hsync_end = 640 + 16,
> > +       .htotal = 640 + 16 + 30 + 114,
> > +       .vdisplay = 480,
> > +       .vsync_start = 480 + 10,
> > +       .vsync_end = 480 + 10 + 3,
> > +       .vtotal = 480 + 10 + 3 + 35,
> > +       .flags = DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_PHSYNC,
> > +};
> > +
> > +static const struct panel_desc edt_etmv570g2dhu = {
> > +       .modes = &edt_etmv570g2dhu_mode,
> > +       .num_modes = 1,
> > +       .bpc = 6,
> > +       .size = {
> > +               .width = 115,
> > +               .height = 86,
> > +       },
> > +       .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> > +       .bus_flags = DRM_BUS_FLAG_DE_HIGH |
> > DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE,
> > +       .connector_type = DRM_MODE_CONNECTOR_DPI,
> > +};
> > +
> >  static const struct drm_display_mode edt_etm0700g0dh6_mode = {
> >         .clock = 33260,
> >         .hdisplay = 800,
> > @@ -4338,6 +4364,9 @@ static const struct of_device_id
> > platform_of_match[] = {
> >         }, {
> >                 .compatible = "edt,et057090dhu",
> >                 .data = &edt_et057090dhu,
> > +       }, {
> > +               .compatible = "edt,etmv570g2dhu",
> > +               .data = &edt_etmv570g2dhu,
> >         }, {
> >                 .compatible = "edt,et070080dh6",
> >                 .data = &edt_etm0700g0dh6,
> 
> This list must be alphabetically sorted after compatible.
> 
> "edt,etmv570g2dhu" comes after "edt,et070080dh6"
> 
> The same order must be used where edt_etmv570g2dhu is defined.
> Sorry for this nit, but if we fails to follw it we will soon have
> chaos.

Of course, sorry for not noticing earlier. I will change this.

Regards, Yunus
> 
> The rest looks good, everything needed is defined.
> 
>         Sam

-- 
Mit freundlichen Grüßen
Yunus Bas

-Software Engineer-
PHYTEC Messtechnik GmbH
Robert-Koch-Str. 39
55129 Mainz
Germany
Tel.: +49 (0)6131 9221- 466
Web: www.phytec.de

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