There is already a version of the mixer widget that forces use of the specified control name, rather than factoring in the widget name. Add the same feature for mux widgets. Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://patch.msgid.link/20260303155308.138989-2-ckeepax@opensource.cirrus.com Signed-off-by: Mark Brown <broonie@kernel.org>