i965/blorp: Add also depth and stencil buffers to render cache

v2 (Jason, Curro): Add stencil also even though it is not
                   enabled yet.

Cc: 17.0 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
(cherry picked from commit ba6399df9462d78eda2a5de7c2940d8cf9d27f95)
diff --git a/src/mesa/drivers/dri/i965/genX_blorp_exec.c b/src/mesa/drivers/dri/i965/genX_blorp_exec.c
index 647a362..37b29cd 100644
--- a/src/mesa/drivers/dri/i965/genX_blorp_exec.c
+++ b/src/mesa/drivers/dri/i965/genX_blorp_exec.c
@@ -261,4 +261,8 @@
 
    if (params->dst.enabled)
       brw_render_cache_set_add_bo(brw, params->dst.addr.buffer);
+   if (params->depth.enabled)
+      brw_render_cache_set_add_bo(brw, params->depth.addr.buffer);
+   if (params->stencil.enabled)
+      brw_render_cache_set_add_bo(brw, params->stencil.addr.buffer);
 }