ASoC: tlv320dac33: Change RT wq to singlethread wq

RT workqueue is going away in the near future, replace it with
singlethread wq for now, which is still supported.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/tlv320dac33.c

@@ -1118,7 +1118,8 @@ static int dac33_i2c_probe(struct i2c_client *client,
 		}
 		if (dac33->irq != -1) {
 			/* Setup work queue */
-			dac33->dac33_wq = create_rt_workqueue("tlv320dac33");
+			dac33->dac33_wq =
+				create_singlethread_workqueue("tlv320dac33");
 			if (dac33->dac33_wq == NULL) {
 				free_irq(dac33->irq, &dac33->codec);
 				ret = -ENOMEM;