Re: [PATCH v2 2/2] drm/vc4: hdmi: Block odd horizontal timings

2020-11-19 Thread Maxime Ripard
On Thu, Nov 19, 2020 at 11:14:50AM +, Dave Stevenson wrote: > Hi Maxime > > Thanks for the rewording :-) > > On Thu, 29 Oct 2020 at 12:25, Maxime Ripard wrote: > > > > The FIFO between the pixelvalve and the HDMI controller runs at 2 pixels > > per clock cycle, and cannot deal with odd timin

Re: [PATCH v2 2/2] drm/vc4: hdmi: Block odd horizontal timings

2020-11-19 Thread Dave Stevenson
Hi Maxime Thanks for the rewording :-) On Thu, 29 Oct 2020 at 12:25, Maxime Ripard wrote: > > The FIFO between the pixelvalve and the HDMI controller runs at 2 pixels > per clock cycle, and cannot deal with odd timings. > > Let's reject any mode with such timings. > > Signed-off-by: Maxime Ripar

[PATCH v2 2/2] drm/vc4: hdmi: Block odd horizontal timings

2020-10-30 Thread Maxime Ripard
The FIFO between the pixelvalve and the HDMI controller runs at 2 pixels per clock cycle, and cannot deal with odd timings. Let's reject any mode with such timings. Signed-off-by: Maxime Ripard --- Changes from v1: - s/broken/unsupported/ --- drivers/gpu/drm/vc4/vc4_hdmi.c | 12