nouveau: add valid range tracking to nouveau_buffer

[mesa.git] / src / gallium / drivers / nouveau / nv50 / nv50_state.c

diff --git a/src/gallium/drivers/nouveau/nv50/nv50_state.c b/src/gallium/drivers/nouveau/nv50/nv50_state.c
index 288ba462195d82e867751afc14338580a2377c7e..c03d72922a952412d1c4e6a658e0de40b199a15a 100644 (file)
--- a/src/gallium/drivers/nouveau/nv50/nv50_state.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_state.c
@@ -1010,6 +1010,7 @@ nv50_so_target_create(struct pipe_context *pipe,
                       struct pipe_resource *res,
                       unsigned offset, unsigned size)
 {
+   struct nv04_resource *buf = (struct nv04_resource *)res;
    struct nv50_so_target *targ = MALLOC_STRUCT(nv50_so_target);
    if (!targ)
       return NULL;
@@ -1033,6 +1034,9 @@ nv50_so_target_create(struct pipe_context *pipe,
    pipe_resource_reference(&targ->pipe.buffer, res);
    pipe_reference_init(&targ->pipe.reference, 1);
 
+   assert(buf->base.target == PIPE_BUFFER);
+   util_range_add(&buf->valid_buffer_range, offset, offset + size);
+
    return &targ->pipe;
 }