On Tue, Mar 03, 2020 at 01:52:27PM +0100, Heiko Stuebner wrote:
> Hi,
>
> Am Montag, 2. März 2020, 21:34:24 CET schrieb Ville Syrjala:
> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> >
> > The currently listed dotclock disagrees with the currently
> > listed vrefresh rate. Change the dotclock to match the vrefresh.
> >
> > Someone tell me which (if either) of the dotclock or vreresh is
> > correct?
>
> The values came that way from the vendor .
> And lookin at other Leadtek display datasheets, 60Hz should be the
> correct refresh rate.
>
> The display is also running happily at the 69MHz of
> your patch, so
>
> Tested-by: Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>
Thanks for confirming.
I think this patch the last one with a huge difference between
vrefresh and clock. So once this goes in I'm thinking of declaring
the remaining patches as not important and pushing ahead with the
mode dieting. Can someone ack this so I can get it in?
> Heiko
>
> >
> > Cc: Heiko Stuebner <heiko.stuebner@xxxxxxxxxxxxxxxxxxxxx>
> > Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
> > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
> > index 76ecf2de9c44..113ab9c0396b 100644
> > --- a/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
> > +++ b/drivers/gpu/drm/panel/panel-leadtek-ltk500hd1829.c
> > @@ -377,7 +377,7 @@ static const struct drm_display_mode default_mode = {
> > .vsync_end = 1280 + 30 + 4,
> > .vtotal = 1280 + 30 + 4 + 12,
> > .vrefresh = 60,
> > - .clock = 41600,
> > + .clock = 69217,
> > .width_mm = 62,
> > .height_mm = 110,
> > };
> >
>
>
>
--
Ville Syrjälä
Intel
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