ilo: clarify cp owning/releasing

Make it own()'s responsibility to make room for release() and itself.  To be
able to do that, allow ilo_cp_submit() in own().

Signed-off-by: Chia-I Wu <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/gallium/drivers/ilo/ilo_3d.c b/src/gallium/drivers/ilo/ilo_3d.c
index f0aee2f480b..30686d6075f 100644
--- a/src/gallium/drivers/ilo/ilo_3d.c
+++ b/src/gallium/drivers/ilo/ilo_3d.c
@@ -399,7 +399,15 @@ ilo_3d_own_cp(struct ilo_cp *cp, void *data)
 {
    struct ilo_3d *hw3d = data;
 
+   /* multiply by 2 for both resuming and pausing */
+   if (ilo_cp_space(hw3d->cp) < hw3d->owner.reserve * 2) {
+      ilo_cp_submit(hw3d->cp, "out of space");
+      assert(ilo_cp_space(hw3d->cp) >= hw3d->owner.reserve * 2);
+   }
+
    ilo_3d_resume_queries(hw3d);
+
+   assert(ilo_cp_space(hw3d->cp) >= hw3d->owner.reserve);
 }
 
 static void