[PATCH] drm/sun4i: uncouple DSI dotclock divider from TCON0_DCLK_REG

Maxime Ripard maxime at cerno.tech
Mon Mar 27 20:21:27 UTC 2023


On Tue, Mar 21, 2023 at 09:53:11PM +0100, Roman Beranek wrote:
> On Tue Mar 21, 2023 at 5:50 PM CET, Roman Beranek wrote:
> 
> > > Also, how was it tested/confirmed?
> >
> > By counting Vblank interrupts (GIC 118).
> 
> Sorry, that was perhaps too abbreviated. To test this change, I set up
> an A64 board running kmscube on DSI-1 and verified that the rate of
> Vblank IRQs tracked with a video mode set on DSI-1, once with a 2-lane
> panel and once with a 4-lane panel.

Ok, as long as you confirmed it with multiple panel and multiple lanes
count, I'm ok with it :)

Maxime


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