drm/vc4: hdmi: Remove firmware logic for MAI threshold setting
[ Upstream commit
8434111ccfec8fc0549ec325a632067232d38e14 ]
This was a workaround for bugs in hardware on earlier Pi models
and wasn't totally successful.
It makes audio quality worse on a Pi4 at the higher sample rates
Signed-off-by: Dom Cobley <popcornmix@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210525132354.297468-10-maxime@cerno.tech
Signed-off-by: Sasha Levin <sashal@kernel.org>