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nvc0: reduce likelihood of collision for real buffers on Fermi

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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@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Samuel Pitoiset 2016-02-11 23:49:45 +01:00
parent 807901b639
commit 80fc67fba5
1 changed files with 2 additions and 2 deletions
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4
src/gallium/drivers/nouveau/nvc0/nvc0_compute.c
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@ -90,13 +90,13 @@ nvc0_screen_compute_setup(struct nvc0_screen *screen,
BEGIN_NVC0(push, NVC0_COMPUTE(WARP_TEMP_ALLOC), 1);
PUSH_DATA (push, 0);
BEGIN_NVC0(push, NVC0_COMPUTE(LOCAL_BASE), 1);
PUSH_DATA (push, 1 << 24);
PUSH_DATA (push, 0xff << 24);
/* shared memory setup */
BEGIN_NVC0(push, NVC0_COMPUTE(CACHE_SPLIT), 1);
PUSH_DATA (push, NVC0_COMPUTE_CACHE_SPLIT_48K_SHARED_16K_L1);
BEGIN_NVC0(push, NVC0_COMPUTE(SHARED_BASE), 1);
PUSH_DATA (push, 2 << 24);
PUSH_DATA (push, 0xfe << 24);
BEGIN_NVC0(push, NVC0_COMPUTE(SHARED_SIZE), 1);
PUSH_DATA (push, 0);