Re: [PATCH v2 0/5] drm/panel-simple: Patches for N116BCA-EA1

From: Doug Anderson
Date: Fri Mar 05 2021 - 10:43:42 EST


Hi folks,

On Fri, Jan 15, 2021 at 2:44 PM Douglas Anderson <dianders@xxxxxxxxxxxx> wrote:
>
> This series is to get the N116BCA-EA1 panel working. Most of the
> patches are simple, but on hardware I have in front of me the panel
> sometimes doesn't come up. I'm still working with the hardware
> manufacturer to get to the bottom of it, but I've got it working with
> retries. Adding the retries doesn't seem like an insane thing to do
> and makes some of the error handling more robust, so I've gone ahead
> and included those patches here. Hopefully they look OK.
>
> Changes in v2:
> - Set the "unprepared_time" so if we retry we give the proper delay.
> - ("drm/panel-simple: Don't wait longer for HPD...") new for v2.
> - ("drm/panel-simple: Retry if we timeout waiting for HPD") new for v2.
> - ("dt-bindings: dt-bindings: display: simple: Add N116BCA-EA1") new for v2.
> - ("drm/panel-simple: Add N116BCA-EA1") new for v2.
>
> Douglas Anderson (5):
> drm/panel-simple: Undo enable if HPD never asserts
> drm/panel-simple: Don't wait longer for HPD than hpd_absent_delay
> drm/panel-simple: Retry if we timeout waiting for HPD
> dt-bindings: dt-bindings: display: simple: Add N116BCA-EA1
> drm/panel-simple: Add N116BCA-EA1
>
> .../bindings/display/panel/panel-simple.yaml | 2 +
> drivers/gpu/drm/panel/panel-simple.c | 84 +++++++++++++++++--
> 2 files changed, 80 insertions(+), 6 deletions(-)

While this isn't massively urgent, I'm hoping to get some confirmation
that it's still in someone's queue to look at. A quick "it's still in
my queue" would be much appreciated! :-) If I don't hear anything
then I guess next week I'll see if I can find other ways to poke folks
or find a different route to land this series. Thanks!

-Doug