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Commit 282aeeb3 authored by Krishna Kishor Jha's avatar Krishna Kishor Jha Committed by Gerrit - the friendly Code Review server
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audio-routing: Support Rx to Tx loopback 

Static loopback is created between QUIN_TDM_RX_0 to Tx session.
Tx session is created with quin_tdm_tx_7 dummy port.

Change-Id: Ic634b47d1d7f80a10c6d2bc341a6d3ca8eae34c1
parent acc81179

asoc/msm-pcm-routing-auto.c

+27 −2
Original line number Diff line number Diff line
@@ -56,6 +56,11 @@ 
#define STRING_LENGTH_OF_INT 12

#define MAX_USR_CTRL_CNT 128













#ifdef RX_TO_TX_LOOPBACK













#define RX_TO_TX_LOOPBACK_DUMMY_TX_PORT  AFE_PORT_ID_QUINARY_TDM_TX_7













#define RX_TO_TX_LOOPBACK_RX_PORT  AFE_PORT_ID_QUINARY_TDM_RX













#endif



























static struct mutex routing_lock;





























static struct cal_type_data *cal_data[MAX_ROUTING_CAL_TYPES];










@@ -2527,7 +2532,19 @@ int msm_pcm_routing_reg_phy_stream(int fedai_id, int perf_mode,













						&ec_ref_chmix_cfg[fedai_id]);















				/* reset ec_ref config */















				ec_ref_chmix_cfg[fedai_id].output_channel = 0;













			} else













			}













#ifdef RX_TO_TX_LOOPBACK













			else if(session_type == SESSION_TYPE_TX &&













					port_id == RX_TO_TX_LOOPBACK_DUMMY_TX_PORT) {













				port_id = RX_TO_TX_LOOPBACK_RX_PORT;













				copp_idx = adm_open(port_id, path_type,













				sample_rate, channels, topology,













				copp_perf_mode, bits_per_sample,













				app_type, acdb_dev_id,













				session_type, passthr_mode, copp_token);













			}













#endif













			else















				copp_idx = adm_open(port_id, path_type,















					    sample_rate, channels, topology,















					    copp_perf_mode, bits_per_sample,










@@ -19500,6 +19517,12 @@ static const struct snd_kcontrol_new mmul1_mixer_controls[] = {













		MSM_BACKEND_DAI_QUAT_TDM_TX_3,















		MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,















		msm_routing_put_audio_mixer),













#ifdef RX_TO_TX_LOOPBACK













	SOC_DOUBLE_EXT("QUIN_TDM_TX_7", SND_SOC_NOPM,













		MSM_BACKEND_DAI_QUIN_TDM_TX_7,













		MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,













		msm_routing_put_audio_mixer),













#endif















	SOC_DOUBLE_EXT("QUIN_TDM_TX_0", SND_SOC_NOPM,















		MSM_BACKEND_DAI_QUIN_TDM_TX_0,















		MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,










@@ -28315,7 +28338,9 @@ static const struct snd_soc_dapm_route intercon_tdm[] = {













	{"MultiMedia1 Mixer", "QUAT_TDM_TX_1", "QUAT_TDM_TX_1"},















	{"MultiMedia1 Mixer", "QUAT_TDM_TX_2", "QUAT_TDM_TX_2"},















	{"MultiMedia1 Mixer", "QUAT_TDM_TX_3", "QUAT_TDM_TX_3"},

























#ifdef RX_TO_TX_LOOPBACK













	{"MultiMedia1 Mixer", "QUIN_TDM_TX_7", "QUIN_TDM_TX_7"},













#endif















	{"MultiMedia1 Mixer", "QUIN_TDM_TX_0", "QUIN_TDM_TX_0"},















	{"MultiMedia1 Mixer", "QUIN_TDM_TX_1", "QUIN_TDM_TX_1"},















	{"MultiMedia1 Mixer", "QUIN_TDM_TX_2", "QUIN_TDM_TX_2"},