ASoc: msm: Add support for audio recording with EC.

- Add Mixer controls for Reference Rx device to be
used as a endpoint2 in adm open for echo cancellation.
- Add logic to support echo cancellation for audio
recording with fluence topology.

Change-Id: I7b83c3fc1a19fef7826bc8c3671e2565e393566a
Signed-off-by: Jayasena Sangaraboina <jsanga@codeaurora.org>
This commit is contained in:
Jayasena Sangaraboina 2012-06-06 22:38:40 -07:00 committed by Stephen Boyd
parent 23b420290c
commit 6beeb66c9b
3 changed files with 71 additions and 3 deletions

View file

@ -43,6 +43,8 @@ int adm_matrix_map(int session_id, int path, int num_copps,
int adm_connect_afe_port(int mode, int session_id, int port_id);
int adm_disconnect_afe_port(int mode, int session_id, int port_id);
void adm_ec_ref_rx_id(int port_id);
#ifdef CONFIG_RTAC
int adm_get_copp_id(int port_id);
#endif

View file

@ -69,7 +69,7 @@ static int msm_route_compressed_vol_control;
static const DECLARE_TLV_DB_LINEAR(compressed_rx_vol_gain, 0,
INT_RX_VOL_MAX_STEPS);
static int msm_route_ec_ref_rx;
/* Equal to Frontend after last of the MULTIMEDIA SESSIONS */
#define MAX_EQ_SESSIONS MSM_FRONTEND_DAI_CS_VOICE
@ -1046,6 +1046,45 @@ static int msm_routing_put_eq_band_audio_mixer(struct snd_kcontrol *kcontrol,
return 0;
}
static int msm_routing_ec_ref_rx_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
pr_debug("%s: ec_ref_rx = %d", __func__, msm_route_ec_ref_rx);
ucontrol->value.integer.value[0] = msm_route_ec_ref_rx;
return 0;
}
static int msm_routing_ec_ref_rx_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
switch (ucontrol->value.integer.value[0]) {
case 0:
msm_route_ec_ref_rx = SLIMBUS_0_RX;
break;
case 1:
msm_route_ec_ref_rx = PRIMARY_I2S_RX;
break;
default:
msm_route_ec_ref_rx = 0;
break;
}
adm_ec_ref_rx_id(msm_route_ec_ref_rx);
pr_debug("%s: msm_route_ec_ref_rx = %d\n",
__func__, msm_route_ec_ref_rx);
return 0;
}
static const char * const ec_ref_rx[] = {"SLIM_RX", "I2S_RX", "PROXY_RX",
"NONE"};
static const struct soc_enum msm_route_ec_ref_rx_enum[] = {
SOC_ENUM_SINGLE_EXT(4, ec_ref_rx),
};
static const struct snd_kcontrol_new ec_ref_rx_mixer_controls[] = {
SOC_ENUM_EXT("EC_REF_RX", msm_route_ec_ref_rx_enum[0],
msm_routing_ec_ref_rx_get, msm_routing_ec_ref_rx_put),
};
static const struct snd_kcontrol_new pri_i2s_rx_mixer_controls[] = {
SOC_SINGLE_EXT("MultiMedia1", MSM_BACKEND_DAI_PRI_I2S_RX ,
MSM_FRONTEND_DAI_MULTIMEDIA1, 1, 0, msm_routing_get_audio_mixer,
@ -2599,6 +2638,9 @@ static int msm_routing_probe(struct snd_soc_platform *platform)
lpa_SRS_trumedia_controls_I2S,
ARRAY_SIZE(lpa_SRS_trumedia_controls_I2S));
snd_soc_add_platform_controls(platform,
ec_ref_rx_mixer_controls,
ARRAY_SIZE(ec_ref_rx_mixer_controls));
return 0;
}

View file

@ -38,6 +38,7 @@ struct adm_ctl {
atomic_t copp_cnt[AFE_MAX_PORTS];
atomic_t copp_stat[AFE_MAX_PORTS];
wait_queue_head_t wait;
int ec_ref_rx;
};
static struct acdb_cal_block mem_addr_audproc[MAX_AUDPROC_TYPES];
@ -45,6 +46,7 @@ static struct acdb_cal_block mem_addr_audvol[MAX_AUDPROC_TYPES];
static struct adm_ctl this_adm;
int srs_trumedia_open(int port_id, int srs_tech_id, void *srs_params)
{
struct asm_pp_params_command *open = NULL;
@ -642,8 +644,16 @@ int adm_open(int port_id, int path, int rate, int channel_mode, int topology)
open.mode = path;
open.endpoint_id1 = port_id;
open.endpoint_id2 = 0xFFFF;
if (this_adm.ec_ref_rx == 0) {
open.endpoint_id2 = 0xFFFF;
} else if (this_adm.ec_ref_rx && (path != 1)) {
open.endpoint_id2 = this_adm.ec_ref_rx;
this_adm.ec_ref_rx = 0;
}
pr_debug("%s open.endpoint_id1:%d open.endpoint_id2:%d",
__func__, open.endpoint_id1, open.endpoint_id2);
/* convert path to acdb path */
if (path == ADM_PATH_PLAYBACK)
open.topology_id = get_adm_rx_topology();
@ -772,8 +782,16 @@ int adm_multi_ch_copp_open(int port_id, int path, int rate, int channel_mode,
open.mode = path;
open.endpoint_id1 = port_id;
open.endpoint_id2 = 0xFFFF;
if (this_adm.ec_ref_rx == 0) {
open.endpoint_id2 = 0xFFFF;
} else if (this_adm.ec_ref_rx && (path != 1)) {
open.endpoint_id2 = this_adm.ec_ref_rx;
this_adm.ec_ref_rx = 0;
}
pr_debug("%s open.endpoint_id1:%d open.endpoint_id2:%d",
__func__, open.endpoint_id1, open.endpoint_id2);
/* convert path to acdb path */
if (path == ADM_PATH_PLAYBACK)
open.topology_id = get_adm_rx_topology();
@ -1073,6 +1091,12 @@ int adm_get_copp_id(int port_index)
return atomic_read(&this_adm.copp_id[port_index]);
}
void adm_ec_ref_rx_id(int port_id)
{
this_adm.ec_ref_rx = port_id;
pr_debug("%s ec_ref_rx:%d", __func__, this_adm.ec_ref_rx);
}
int adm_close(int port_id)
{
struct apr_hdr close;