st/mesa: set ctx->Const.SubPixelBits

Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>

diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index a81c68dd53aeb938389b49b2f10b8c9bf43f80b5..d1c18e4e2a0ae2043f93b297fafb25152dcdf0a1 100644 (file)
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -111,6 +111,7 @@ void st_init_limits(struct pipe_screen *screen,
    c->MaxViewportHeight =
    c->MaxRenderbufferSize = c->MaxTextureRectSize;
 
+   c->SubPixelBits =
    c->ViewportSubpixelBits =
       screen->get_param(screen, PIPE_CAP_VIEWPORT_SUBPIXEL_BITS);