This hint tells KMD and firmware to turn into low latency but high power usage mode. i915 already had it now it was implemented in Xe KMD. Reviewed-by: Sushma Venkatesh Reddy <sushma.venkatesh.reddy@intel.com> Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33214>