[PATCH] drm: bridge: samsung-dsim: Don't use FORCE_STOP_STATE
Michael Walle
mwalle at kernel.org
Tue Nov 14 15:53:40 UTC 2023
Hi,
> My current guess would be that the issue I was seeing was already fixed
> with dd9e329af723 ("drm/bridge: ti-sn65dsi83: Fix enable/disable flow
> to
> meet spec") and I didn't properly test both changes separately.
I had the exact same thought, as I've found your second patch.
> My cheap scope is not able to capture the DSI signals and I admit that
> we didn't use our more expensive equipment to verify the changes back
> then.
>
> Instead, we had an automated test setup to do cyclic on/off switching
> for the display and check for a black screen using a sensor. It is
> quite
> a hassle to set up and I'm currently not planning to spend that much
> effort to verify this change again.
That is actually, what we are also doing right now and how the issue was
found in the first place.
> Anyway, I currently don't see any reasons to not revert my changes.
> Your
> revert looks correct and seems to work fine as far as I can tell.
>
> Reviewed-by: Frieder Schrempf <frieder.schrempf at kontron.de>
Thanks!
-michael
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