Constbufs are only aliased on Fermi and this will reduce the number of flushes when we switch between 3d and compute.
Signed-off-by: Samuel Pitoiset <[email protected]> --- src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c b/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c index 7a9abe5..a77486d 100644 --- a/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c @@ -486,10 +486,12 @@ nvc0_constbufs_validate(struct nvc0_context *nvc0) } } - /* Invalidate all COMPUTE constbufs because they are aliased with 3D. */ - nvc0->dirty_cp |= NVC0_NEW_CP_CONSTBUF; - nvc0->constbuf_dirty[5] |= nvc0->constbuf_valid[5]; - nvc0->state.uniform_buffer_bound[5] = 0; + if (nvc0->screen->base.class_3d < NVE4_3D_CLASS) { + /* Invalidate all COMPUTE constbufs because they are aliased with 3D. */ + nvc0->dirty_cp |= NVC0_NEW_CP_CONSTBUF; + nvc0->constbuf_dirty[5] |= nvc0->constbuf_valid[5]; + nvc0->state.uniform_buffer_bound[5] = 0; + } } static void -- 2.8.2 _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
