vc4: Allow VBOs to be mapped during execution.
authorEric Anholt <eric@anholt.net>
Mon, 19 Jun 2017 18:53:44 +0000 (11:53 -0700)
committerEric Anholt <eric@anholt.net>
Tue, 20 Jun 2017 16:05:44 +0000 (09:05 -0700)
commit743dcdd93696d305de7146aa6e33359db3e2eab2
tree44bbbd47f8a6b4ac815a9c7071f8fefda415f087
parentd8148ed10ae5faea6f88f2f964797f4b0590c083
vc4: Allow VBOs to be mapped during execution.

There's no reason we can't -- the mappings we expose are basically
equivalent to persistent/coherent, already.

Improves mesa-demos drawoverhead (no state change) performance by
5.21362% +/- 1.25078% (n=11).
src/gallium/drivers/vc4/vc4_screen.c