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Commit 63c5aec9 authored by Banajit Goswami's avatar Banajit Goswami Committed by Gerrit - the friendly Code Review server
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ALSA: jack: Add support to report second microphone 



ALSA jack framework currently supports reporting only
one single microphone. Add support to report presence of
second microphone to userspace.

Change-Id: I72d16892f2fa563c026bf90d847d9365dcf2233a
Signed-off-by: default avatarPhani Kumar Uppalapati <phaniu@codeaurora.org>
Signed-off-by: default avatarBanajit Goswami <bgoswami@codeaurora.org>
Signed-off-by: default avatarSudheer Papothi <spapothi@codeaurora.org>
Signed-off-by: default avatarMeng Wang <mwang@codeaurora.org>
parent 3f462363

include/sound/jack.h

+3 −0
Original line number Original line Diff line number Diff line
@@ -61,6 +61,9 @@ enum snd_jack_types { 
	SND_JACK_OC_HPHL        = 0x0040,

	SND_JACK_OC_HPHL        = 0x0040,

	SND_JACK_OC_HPHR        = 0x0080,

	SND_JACK_OC_HPHR        = 0x0080,

	SND_JACK_UNSUPPORTED    = 0x0100,

	SND_JACK_UNSUPPORTED    = 0x0100,

	SND_JACK_MICROPHONE2    = 0x0200,

	SND_JACK_ANC_HEADPHONE  = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |

				  SND_JACK_MICROPHONE2,





	/* Kept separate from switches to facilitate implementation */

	/* Kept separate from switches to facilitate implementation */

	SND_JACK_BTN_0		= 0x4000,

	SND_JACK_BTN_0		= 0x4000,

include/uapi/linux/input-event-codes.h

+2 −1
Original line number Original line Diff line number Diff line
@@ -785,7 +785,8 @@ 
#define SW_PEN_INSERTED		0x0f  /* set = pen inserted */

#define SW_PEN_INSERTED		0x0f  /* set = pen inserted */

#define SW_HPHL_OVERCURRENT	0x10  /* set = over current on left hph */

#define SW_HPHL_OVERCURRENT	0x10  /* set = over current on left hph */

#define SW_HPHR_OVERCURRENT	0x11  /* set = over current on right hph */

#define SW_HPHR_OVERCURRENT	0x11  /* set = over current on right hph */

#define SW_UNSUPPORT_INSERT	0x12  /* set = unsupported device inserted */

#define SW_MICROPHONE2_INSERT	0x12  /* set = inserted */

#define SW_UNSUPPORT_INSERT	0x13  /* set = unsupported device inserted */

#define SW_MAX			0x20

#define SW_MAX			0x20

#define SW_CNT			(SW_MAX+1)

#define SW_CNT			(SW_MAX+1)

sound/core/jack.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -43,6 +43,7 @@ static int jack_switch_types[] = { 
	SW_HPHL_OVERCURRENT,

	SW_HPHL_OVERCURRENT,

	SW_HPHR_OVERCURRENT,

	SW_HPHR_OVERCURRENT,

	SW_UNSUPPORT_INSERT,

	SW_UNSUPPORT_INSERT,

	SW_MICROPHONE2_INSERT,

};

};

#endif /* CONFIG_SND_JACK_INPUT_DEV */

#endif /* CONFIG_SND_JACK_INPUT_DEV */