Re: [PATCH v4 14/78] drm/vc4: crtc: Assign output to channel automatically

2020-07-29 Thread Dave Stevenson
Hi Maxime On Wed, 8 Jul 2020 at 18:42, Maxime Ripard wrote: > > The HVS found in the BCM2711 has 6 outputs and 3 FIFOs, with each output > being connected to a pixelvalve, and some muxing between the FIFOs and > outputs. > > Any output cannot feed from any FIFO though, and they all have a bunch o

[PATCH v4 14/78] drm/vc4: crtc: Assign output to channel automatically

2020-07-09 Thread Maxime Ripard
The HVS found in the BCM2711 has 6 outputs and 3 FIFOs, with each output being connected to a pixelvalve, and some muxing between the FIFOs and outputs. Any output cannot feed from any FIFO though, and they all have a bunch of constraints. In order to support this, let's store the possible FIFOs