Re: [PATCH v2 4/6] drm/panel: simple: Add support for Samsung LSN122DL01-C01 2560x1600 panel

[Yakir Yang]

StÃphane,

On 06/10/2016 08:04 AM, StÃphane Marchesin wrote:
> On Wed, Jun 8, 2016 at 4:52 AM, Yakir Yang <ykk@xxxxxxxxxxxxxx> wrote:
> > The Samsung LSN122DL01-C01 is an 12.2" 2560x1600 (WQXGA) TFT-LCD panel
> > connected using eDP interfaces.
> >
> > Signed-off-by: Yakir Yang <ykk@xxxxxxxxxxxxxx>
> > ---
> > Changes in v2: None
> >
> >   drivers/gpu/drm/panel/panel-simple.c | 25 +++++++++++++++++++++++++
> >   1 file changed, 25 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> > index 41020e1..067a5c4 100644
> > --- a/drivers/gpu/drm/panel/panel-simple.c
> > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > @@ -1246,6 +1246,28 @@ static const struct panel_desc qd43003c0_40 = {
> >          .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> >   };
> >
> > +static const struct drm_display_mode samsung_lsn122dl01_c01_mode = {
> > +       .clock = 271560,
> > +       .hdisplay = 2560,
> > +       .hsync_start = 2560 + 48,
> > +       .hsync_end = 2560 + 48 + 32,
> > +       .htotal = 2560 + 48 + 32 + 80,
> > +       .vdisplay = 1600,
> > +       .vsync_start = 1600 + 2,
> > +       .vsync_end = 1600 + 2 + 5,
> > +       .vtotal = 1600 + 2 + 5 + 57,
> > +       .vrefresh = 60,
> > +};
> > +
> > +static const struct panel_desc samsung_lsn122dl01_c01 = {
> > +       .modes = &samsung_lsn122dl01_c01_mode,
> > +       .num_modes = 1,
> > +       .size = {
> > +               .width = 2560,
> > +               .height = 1600,
> These are meant to be the physical dimensions (same thing for the
> other patches btw).

Got it, so this should be the "active area" in panel book.
Display area     262.656(H) X 164.16(V)         (12.2âdiagonal)


Thanks,
-Yakir

> StÃphane
>
> > +       },
> > +};
> > +
> >   static const struct drm_display_mode samsung_ltn101nt05_mode = {
> >          .clock = 54030,
> >          .hdisplay = 1024,
> > @@ -1506,6 +1528,9 @@ static const struct of_device_id platform_of_match[] = {
> >                  .compatible = "qiaodian,qd43003c0-40",
> >                  .data = &qd43003c0_40,
> >          }, {
> > +               .compatible = "samsung,lsn122dl01-c01",
> > +               .data = &samsung_lsn122dl01_c01,
> > +       }, {
> >                  .compatible = "samsung,ltn101nt05",
> >                  .data = &samsung_ltn101nt05,
> >          }, {
> > --
> > 1.9.1
> >
> >
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