freedreno/gmem: fix hw binning hangs with large render targets
On all 3 gens, we have 4 bits for width and height in the VSC pipe
config. And overflow results in setting width and/or height to zero
which causes hangs.
Signed-off-by: Rob Clark <robdclark@gmail.com>
diff --git a/src/gallium/drivers/freedreno/a5xx/fd5_gmem.c b/src/gallium/drivers/freedreno/a5xx/fd5_gmem.c
index 1a45181..7fb0191 100644
--- a/src/gallium/drivers/freedreno/a5xx/fd5_gmem.c
+++ b/src/gallium/drivers/freedreno/a5xx/fd5_gmem.c
@@ -212,6 +212,12 @@
{
struct fd_gmem_stateobj *gmem = &batch->ctx->gmem;
+ if ((gmem->maxpw * gmem->maxph) > 32)
+ return false;
+
+ if ((gmem->maxpw > 15) || (gmem->maxph > 15))
+ return false;
+
return fd_binning_enabled && ((gmem->nbins_x * gmem->nbins_y) > 2) &&
(batch->num_draws > 0);
}