This came from the initial bringup code, which always idled the GPU and always reset the overflow. That massively increases the size of the working set when you're doing lots of small draws, though, as is common on X desktops or piglit.

Signed-off-by: Eric Anholt eric@anholt.net --- drivers/gpu/drm/vc4/vc4_gem.c | 4 ---- 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c index 6155e8aca1c6..27c52ec35193 100644 --- a/drivers/gpu/drm/vc4/vc4_gem.c +++ b/drivers/gpu/drm/vc4/vc4_gem.c @@ -419,10 +419,6 @@ again:

vc4_flush_caches(dev);

- /* Disable the binner's pre-loaded overflow memory address */ - V3D_WRITE(V3D_BPOA, 0); - V3D_WRITE(V3D_BPOS, 0); - /* Either put the job in the binner if it uses the binner, or * immediately move it to the to-be-rendered queue. */