diff options
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_screen.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_screen.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c index 7e039ea82ec..1778a745179 100644 --- a/src/gallium/drivers/nv50/nv50_screen.c +++ b/src/gallium/drivers/nv50/nv50_screen.c @@ -189,6 +189,28 @@ nv50_screen_destroy(struct pipe_screen *pscreen) FREE(screen); } +static int +nv50_pre_pipebuffer_map(struct pipe_screen *pscreen, struct pipe_buffer *pb, + unsigned usage) +{ + struct nv50_screen *screen = nv50_screen(pscreen); + struct nv50_context *ctx = screen->cur_ctx; + + if (!(pb->usage & PIPE_BUFFER_USAGE_VERTEX)) + return 0; + + /* Our vtxbuf got mapped, it can no longer be considered part of current + * state, remove it to avoid emitting reloc markers. + */ + if (ctx && ctx->state.vtxbuf && so_bo_is_reloc(ctx->state.vtxbuf, + nouveau_bo(pb))) { + so_ref(NULL, &ctx->state.vtxbuf); + ctx->dirty |= NV50_NEW_ARRAYS; + } + + return 0; +} + struct pipe_screen * nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev) { @@ -216,6 +238,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev) pscreen->get_param = nv50_screen_get_param; pscreen->get_paramf = nv50_screen_get_paramf; pscreen->is_format_supported = nv50_screen_is_format_supported; + screen->base.pre_pipebuffer_map_callback = nv50_pre_pipebuffer_map; nv50_screen_init_miptree_functions(pscreen); nv50_transfer_init_screen_functions(pscreen); |