[Mesa-dev] [PATCH v3 05/12] nvc0: reduce likelihood of collision for real buffers on Kepler

[Samuel Pitoiset]

Reduce likelihood of collision with real buffers by placing the
hole at the top of the 4G area. This fixes some indirect draw+compute
tests with large buffers.

Suggested by Ilia Mirkin.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/gallium/drivers/nouveau/nvc0/nve4_compute.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/nouveau/nvc0/nve4_compute.c b/src/gallium/drivers/nouveau/nvc0/nve4_compute.c
index b1450f8..04ede3e 100644
--- a/src/gallium/drivers/nouveau/nvc0/nve4_compute.c
+++ b/src/gallium/drivers/nouveau/nvc0/nve4_compute.c
@@ -96,9 +96,9 @@ nve4_screen_compute_setup(struct nvc0_screen *screen,
     *  accessible. We cannot prevent that at the moment, so expect failure.
     */
    BEGIN_NVC0(push, NVE4_CP(LOCAL_BASE), 1);
-   PUSH_DATA (push, 1 << 24);
+   PUSH_DATA (push, 0xff << 24);
    BEGIN_NVC0(push, NVE4_CP(SHARED_BASE), 1);
-   PUSH_DATA (push, 2 << 24);
+   PUSH_DATA (push, 0xfe << 24);
 
    BEGIN_NVC0(push, NVE4_CP(CODE_ADDRESS_HIGH), 2);
    PUSH_DATAh(push, screen->text->offset);
-- 
2.7.4