Re: [PATCH] drm/sun4i: mixer: Enable register value caching

2020-07-27 Thread Maxime Ripard
Hi, On Fri, Jul 24, 2020 at 10:35:49PM +0200, Jernej Skrabec wrote: > It was discovered in the past by Ondrej Jirman that mixer register read > may occasionally return wrong value, most likely zero. It turns out > that all mixer units are affected by this issue. This becomes especially > obvious w

[PATCH] drm/sun4i: mixer: Enable register value caching

2020-07-26 Thread Jernej Skrabec
It was discovered in the past by Ondrej Jirman that mixer register read may occasionally return wrong value, most likely zero. It turns out that all mixer units are affected by this issue. This becomes especially obvious with applications like video player. After a few minutes of a playback visual