ASoC: Hook up DC servo completion IRQ for WM8994 and WM8958

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/wm8994.c

@@ -2932,6 +2932,12 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
 		break;
 	}
 
+	ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_DCS_DONE,
+				 wm_hubs_dcs_done, "DC servo done",
+				 &wm8994->hubs);
+	if (ret == 0)
+		wm8994->hubs.dcs_done_irq = true;
+
 	switch (control->type) {
 	case WM8994:
 		if (wm8994->micdet_irq) {
@@ -3173,6 +3179,8 @@ err_irq:
 	wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT, wm8994);
 	if (wm8994->micdet_irq)
 		free_irq(wm8994->micdet_irq, wm8994);
+	wm8994_free_irq(codec->control_data, WM8994_IRQ_DCS_DONE,
+			&wm8994->hubs);
 err:
 	kfree(wm8994);
 	return ret;
@@ -3187,6 +3195,9 @@ static int  wm8994_codec_remove(struct snd_soc_codec *codec)
 
 	pm_runtime_disable(codec->dev);
 
+	wm8994_free_irq(codec->control_data, WM8994_IRQ_DCS_DONE,
+			&wm8994->hubs);
+
 	switch (control->type) {
 	case WM8994:
 		if (wm8994->micdet_irq)