pan/bi: Clarify requirement for barriers
authorAlyssa Rosenzweig <alyssa@collabora.com>
Tue, 22 Feb 2022 16:45:54 +0000 (11:45 -0500)
committerMarge Bot <emma+marge@anholt.net>
Tue, 22 Feb 2022 16:57:30 +0000 (16:57 +0000)
commit956b969616b9eecfea158882835645fe65bcd429
tree7e0e37fc01fa8a9c4a1667f0ec9738fb324a4a72
parent9a14ddc22dd057dab44147dd338fdf7b21393722
pan/bi: Clarify requirement for barriers

Barriers need to wait on all outstanding messages. This is more of an API
requirement than a hardware requirement, but it's still an invariant the
scoreboarding pass must respect.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14298>
src/panfrost/bifrost/bi_scoreboard.c