Re: [PATCH v4 71/78] drm/vc4: hdmi: Implement finer-grained hooks

2020-07-28 Thread Dave Stevenson
Hi Maxime On Wed, 8 Jul 2020 at 18:44, Maxime Ripard wrote: > > In order to prevent some pixels getting stuck in an unflushable FIFO on > bcm2711, we need to enable the HVS, the pixelvalve (the CRTC) and the HDMI > controller (the encoder) in an intertwined way, and with tight delays. > >

[PATCH v4 71/78] drm/vc4: hdmi: Implement finer-grained hooks

2020-07-08 Thread Maxime Ripard
In order to prevent some pixels getting stuck in an unflushable FIFO on bcm2711, we need to enable the HVS, the pixelvalve (the CRTC) and the HDMI controller (the encoder) in an intertwined way, and with tight delays. However, the atomic callbacks don't really provide a way to work with either