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Commit dfe8f1f3 authored by Nikesh Oswal's avatar Nikesh Oswal Committed by Mark Brown
Browse files

ASoC: wm8994: Demux the microphone detection IRQ 



Current code only allows direct routing of the WM8994 microphone
detection signal to a GPIO this change adds support to demux the
interrupt from the main interrupt line of the codec.

Signed-off-by: default avatarNikesh Oswal <nikesh@opensource.wolfsonmicro.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 7d1311b9

sound/soc/codecs/wm8994.c

+12 −6
Original line number Original line Diff line number Diff line
@@ -4082,17 +4082,23 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec) 




	switch (control->type) {

	switch (control->type) {

	case WM8994:

	case WM8994:

		if (wm8994->micdet_irq) {

		if (wm8994->micdet_irq)

			ret = request_threaded_irq(wm8994->micdet_irq, NULL,

			ret = request_threaded_irq(wm8994->micdet_irq, NULL,

						   wm8994_mic_irq,

						   wm8994_mic_irq,

						   IRQF_TRIGGER_RISING,

						   IRQF_TRIGGER_RISING,

						   "Mic1 detect",

						   "Mic1 detect",

						   wm8994);

						   wm8994);

		 else

			ret = wm8994_request_irq(wm8994->wm8994,

					WM8994_IRQ_MIC1_DET,

					wm8994_mic_irq, "Mic 1 detect",

					wm8994);



		if (ret != 0)

		if (ret != 0)

			dev_warn(codec->dev,

			dev_warn(codec->dev,

				 "Failed to request Mic1 detect IRQ: %d\n",

				 "Failed to request Mic1 detect IRQ: %d\n",

				 ret);

				 ret);

		}







		ret = wm8994_request_irq(wm8994->wm8994,

		ret = wm8994_request_irq(wm8994->wm8994,

					 WM8994_IRQ_MIC1_SHRT,

					 WM8994_IRQ_MIC1_SHRT,