linux-kernel - Re: [PATCH 2/2] drm/panel: Add support for AUO B116XAK01 panel

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Date:   Fri, 3 Jan 2020 11:47:38 -0800
From:   Rob Clark <robdclark@...il.com>
To:     Sam Ravnborg <sam@...nborg.org>
Cc:     dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        Douglas Anderson <dianders@...omium.org>,
        Rob Clark <robdclark@...omium.org>,
        Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] drm/panel: Add support for AUO B116XAK01 panel

On Fri, Jan 3, 2020 at 11:31 AM Sam Ravnborg <sam@...nborg.org> wrote:
>
> Hi Rob.
>
> On Fri, Jan 03, 2020 at 10:30:24AM -0800, Rob Clark wrote:
> > From: Rob Clark <robdclark@...omium.org>
> >
> > Signed-off-by: Rob Clark <robdclark@...omium.org>
> > ---
> >  drivers/gpu/drm/panel/panel-simple.c | 32 ++++++++++++++++++++++++++++
> >  1 file changed, 32 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> > index 5d487686d25c..895a25cfc54f 100644
> > --- a/drivers/gpu/drm/panel/panel-simple.c
> > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > @@ -680,6 +680,35 @@ static const struct panel_desc auo_b116xw03 = {
> >       },
> >  };
> >
> > +static const struct drm_display_mode auo_b116xak01_mode = {
> > +     .clock = 69300,
> > +     .hdisplay = 1366,
> > +     .hsync_start = 1366 + 48,
> > +     .hsync_end = 1366 + 48 + 32,
> > +     .htotal = 1366 + 48 + 32 + 10,
> > +     .vdisplay = 768,
> > +     .vsync_start = 768 + 4,
> > +     .vsync_end = 768 + 4 + 6,
> > +     .vtotal = 768 + 4 + 6 + 15,
> > +     .vrefresh = 60,
> > +     .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
> > +};
> > +
> > +static const struct panel_desc auo_b116xak01 = {
> > +     .modes = &auo_b116xak01_mode,
> > +     .num_modes = 1,
> > +     .bpc = 6,
> > +     .size = {
> > +             .width = 256,
> > +             .height = 144,
> > +     },
> > +     .delay = {
> > +             .hpd_absent_delay = 200,
> > +     },
> > +     .bus_format = MEDIA_BUS_FMT_RGB666_1X18,
> > +     .connector_type = DRM_MODE_CONNECTOR_eDP,
> > +};
> Entries in alphabetical order - check.
> .connector_type specified - check.
> .flags and .bus_format specified - check.
> .bus_flags not specified but optional - OK.
>
> > +
> >  static const struct drm_display_mode auo_b133xtn01_mode = {
> >       .clock = 69500,
> >       .hdisplay = 1366,
> > @@ -3125,6 +3154,9 @@ static const struct of_device_id platform_of_match[] = {
> >       }, {
> >               .compatible = "auo,b133htn01",
> >               .data = &auo_b133htn01,
> > +     }, {
> > +             .compatible = "auo,b116xa01",
> > +             .data = &auo_b116xak01,
> This entry most also be in alphabetical order.
>
> >       }, {
> >               .compatible = "auo,b133xtn01",
> >               .data = &auo_b133xtn01,
>
> Please fix and resend.
>
> I am in general holding back on patches to panel-simple.
> I hope we can reach a decision for the way forward with the bindings
> files sometimes next week.

I've fixed the sort-order and the couple things you've pointed out in
the bindings.  Not sure if you want me to resend immediately or
hang-tight until the bindings discussion is resolved?

BR,
-R