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Commit 999e068e authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: wm2200: Implement AEC loopback support 



Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 98ad089f

sound/soc/codecs/wm2200.c

+24 −1
Original line number Diff line number Diff line
@@ -880,7 +880,7 @@ static DECLARE_TLV_DB_SCALE(out_tlv, -6400, 100, 0); 
static const char *wm2200_mixer_texts[] = {

	"None",

	"Tone Generator",

	"AEC loopback",

	"AEC Loopback",

	"IN1L",

	"IN1R",

	"IN2L",
@@ -1066,6 +1066,7 @@ WM2200_MIXER_ENUMS(LHPF2, WM2200_LHPF2MIX_INPUT_1_SOURCE); 


#define WM2200_MIXER_INPUT_ROUTES(name)	\

	{ name, "Tone Generator", "Tone Generator" }, \

	{ name, "AEC Loopback", "AEC Loopback" }, \

        { name, "IN1L", "IN1L PGA" }, \

        { name, "IN1R", "IN1R PGA" }, \

        { name, "IN2L", "IN2L PGA" }, \
@@ -1106,6 +1107,20 @@ WM2200_MIXER_ENUMS(LHPF2, WM2200_LHPF2MIX_INPUT_1_SOURCE); 
	WM2200_MIXER_INPUT_ROUTES(name " Input 3"), \

	WM2200_MIXER_INPUT_ROUTES(name " Input 4")





static const char *wm2200_aec_loopback_texts[] = {

	"OUT1L", "OUT1R", "OUT2L", "OUT2R",

};



static const struct soc_enum wm2200_aec_loopback =

	SOC_ENUM_SINGLE(WM2200_DAC_AEC_CONTROL_1,

			WM2200_AEC_LOOPBACK_SRC_SHIFT,

			ARRAY_SIZE(wm2200_aec_loopback_texts),

			wm2200_aec_loopback_texts);



static const struct snd_kcontrol_new wm2200_aec_loopback_mux =

	SOC_DAPM_ENUM("AEC Loopback", wm2200_aec_loopback);



static const struct snd_soc_dapm_widget wm2200_dapm_widgets[] = {

SND_SOC_DAPM_SUPPLY("SYSCLK", WM2200_CLOCKING_3, WM2200_SYSCLK_ENA_SHIFT, 0,

		    NULL, 0),
@@ -1181,6 +1196,9 @@ SND_SOC_DAPM_AIF_OUT("AIF1TX5", "Capture", 4, 
SND_SOC_DAPM_AIF_OUT("AIF1TX6", "Capture", 5,

		    WM2200_AUDIO_IF_1_22, WM2200_AIF1TX6_ENA_SHIFT, 0),



SND_SOC_DAPM_MUX("AEC Loopback", WM2200_DAC_AEC_CONTROL_1,

		 WM2200_AEC_LOOPBACK_ENA_SHIFT, 0, &wm2200_aec_loopback_mux),



SND_SOC_DAPM_PGA_S("OUT1L", 0, WM2200_OUTPUT_ENABLES,

		   WM2200_OUT1L_ENA_SHIFT, 0, NULL, 0),

SND_SOC_DAPM_PGA_S("OUT1R", 0, WM2200_OUTPUT_ENABLES,
@@ -1326,6 +1344,11 @@ static const struct snd_soc_dapm_route wm2200_dapm_routes[] = { 
	{ "SPK", NULL, "OUT2L" },

	{ "SPK", NULL, "OUT2R" },



	{ "AEC Loopback", "OUT1L", "OUT1L" },

	{ "AEC Loopback", "OUT1R", "OUT1R" },

	{ "AEC Loopback", "OUT2L", "OUT2L" },

	{ "AEC Loopback", "OUT2R", "OUT2R" },



	WM2200_MIXER_ROUTES("DSP1", "DSP1L"),

	WM2200_MIXER_ROUTES("DSP1", "DSP1R"),

	WM2200_MIXER_ROUTES("DSP2", "DSP2L"),