Mesa (master): st: trigger noop if the default value is not true

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Module: Mesa
Branch: master
Commit: f5610d99492ab981f3bcf2f8a3baaae882616f1d
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f5610d99492ab981f3bcf2f8a3baaae882616f1d

Author: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Date:   Mon Nov  9 20:59:59 2020 +0200

st: trigger noop if the default value is not true

v2: Verify that PIPE_CAP_FRONTEND_NOOP is available before calling vfunc (Icecream95)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Reviewed-by: Marek Olšák <marek.olsak at amd.com> (v1)
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7640>

---

 src/mesa/state_tracker/st_manager.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mesa/state_tracker/st_manager.c b/src/mesa/state_tracker/st_manager.c
index d96dd68e04f..9883425f2dd 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -990,6 +990,10 @@ st_api_create_context(struct st_api *stapi, struct st_manager *smapi,
    st->iface.pipe = st->pipe;
    st->iface.state_manager = smapi;
 
+   if (st->ctx->IntelBlackholeRender &&
+       st->pipe->screen->get_param(st->pipe->screen, PIPE_CAP_FRONTEND_NOOP))
+      st->pipe->set_frontend_noop(st->pipe, st->ctx->IntelBlackholeRender);
+
    *error = ST_CONTEXT_SUCCESS;
    return &st->iface;
 }