iris: No need to emit PIPELINE_SELECT on Xe2+

On Xe2+, PIPELINE_SELECT is getting deprecated (Bspec 55860), as a
result we don't have to do the stalling flushes while switching between
different pipelines.

Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26637>
1 file changed