Hi Dmitry,
On Sun, Jun 28, 2020 at 02:44:15AM +0300, Dmitry Osipenko wrote:
> 27.06.2020 23:43, Laurent Pinchart пишет:
> > On Mon, Jun 22, 2020 at 01:27:42AM +0300, Dmitry Osipenko wrote:
> >> This patch adds missing BUS fields to the display panel descriptions of
> >> the panels which are found on NVIDIA Tegra devices:
> >>
> >> 1. AUO B101AW03
> >> 2. Chunghwa CLAA070WP03XG
> >> 3. Chunghwa CLAA101WA01A
> >> 4. Chunghwa CLAA101WB01
> >> 5. Innolux N156BGE L21
> >> 6. Samsung LTN101NT05
> >>
> >> Suggested-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> >> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
> >> ---
> >> drivers/gpu/drm/panel/panel-simple.c | 12 ++++++++++++
> >> 1 file changed, 12 insertions(+)
> >>
> >> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> >> index 87edd2bdf09a..986df9937650 100644
> >> --- a/drivers/gpu/drm/panel/panel-simple.c
> >> +++ b/drivers/gpu/drm/panel/panel-simple.c
> >> @@ -698,6 +698,8 @@ static const struct panel_desc auo_b101aw03 = {
> >> .width = 223,
> >> .height = 125,
> >> },
> >> + .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
> >> + .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
> >
> > Does DRM_BUS_FLAG_PIXDATA_DRIVE_* make sense for LVDS ?
>
> To be honest I don't know whether it make sense or not for LVDS. I saw
> that other LVDS panels in panel-simple.c use the PIXDATA flag and then
> looked at what timing diagrams in the datasheets show.
I think we should drop DRM_BUS_FLAG_PIXDATA_DRIVE_* for LVDS panels.
I'll submit a patch.
> > The rest looks good, except the Samsung panel for which I haven't been
> > able to locate a datasheet.
> >
> > Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
>
> Thanks to you and Sam!
--
Regards,
Laurent Pinchart
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