ASoC: msm: enable app type config for transcode loopback

Add app type configuration support for DSP transcode
loopback to enable required PP topologies.

CRs-Fixed: 2092562
Change-Id: I60ee50d78ba3c0edc9df042a2a86e691d62f24b7
Signed-off-by: Siddartha Shaik <sshaik@codeaurora.org>

diff --git a/sound/soc/msm/qdsp6v2/msm-transcode-loopback-q6-v2.c b/sound/soc/msm/qdsp6v2/msm-transcode-loopback-q6-v2.c
index a75de6d..55ae063 100644 (file)
--- a/sound/soc/msm/qdsp6v2/msm-transcode-loopback-q6-v2.c
+++ b/sound/soc/msm/qdsp6v2/msm-transcode-loopback-q6-v2.c
@@ -42,6 +42,11 @@
 
 #define LOOPBACK_SESSION_MAX_NUM_STREAMS 2
 
+#define APP_TYPE_CONFIG_IDX_APP_TYPE 0
+#define APP_TYPE_CONFIG_IDX_ACDB_ID 1
+#define APP_TYPE_CONFIG_IDX_SAMPLE_RATE 2
+#define APP_TYPE_CONFIG_IDX_BE_ID 3
+
 static DEFINE_MUTEX(transcode_loopback_session_lock);
 
 struct trans_loopback_pdata {
@@ -747,6 +752,67 @@ done:
        return ret;
 }
 
+static int msm_transcode_playback_app_type_cfg_put(
+                       struct snd_kcontrol *kcontrol,
+                       struct snd_ctl_elem_value *ucontrol)
+{
+       u64 fe_id = kcontrol->private_value;
+       int session_type = SESSION_TYPE_RX;
+       int be_id = ucontrol->value.integer.value[APP_TYPE_CONFIG_IDX_BE_ID];
+       struct msm_pcm_stream_app_type_cfg cfg_data = {0, 0, 48000};
+       int ret = 0;
+
+       cfg_data.app_type = ucontrol->value.integer.value[
+                           APP_TYPE_CONFIG_IDX_APP_TYPE];
+       cfg_data.acdb_dev_id = ucontrol->value.integer.value[
+                              APP_TYPE_CONFIG_IDX_ACDB_ID];
+       if (ucontrol->value.integer.value[APP_TYPE_CONFIG_IDX_SAMPLE_RATE] != 0)
+               cfg_data.sample_rate = ucontrol->value.integer.value[
+                                      APP_TYPE_CONFIG_IDX_SAMPLE_RATE];
+       pr_debug("%s: fe_id %llu session_type %d be_id %d app_type %d acdb_dev_id %d sample_rate- %d\n",
+               __func__, fe_id, session_type, be_id,
+               cfg_data.app_type, cfg_data.acdb_dev_id, cfg_data.sample_rate);
+       ret = msm_pcm_routing_reg_stream_app_type_cfg(fe_id, session_type,
+                                                     be_id, &cfg_data);
+       if (ret < 0)
+               pr_err("%s: msm_transcode_playback_stream_app_type_cfg set failed returned %d\n",
+                       __func__, ret);
+
+       return ret;
+}
+
+static int msm_transcode_playback_app_type_cfg_get(
+                       struct snd_kcontrol *kcontrol,
+                       struct snd_ctl_elem_value *ucontrol)
+{
+       u64 fe_id = kcontrol->private_value;
+       int session_type = SESSION_TYPE_RX;
+       int be_id = 0;
+       struct msm_pcm_stream_app_type_cfg cfg_data = {0};
+       int ret = 0;
+
+       ret = msm_pcm_routing_get_stream_app_type_cfg(fe_id, session_type,
+                                                     &be_id, &cfg_data);
+       if (ret < 0) {
+               pr_err("%s: msm_transcode_playback_stream_app_type_cfg get failed returned %d\n",
+                       __func__, ret);
+               goto done;
+       }
+
+       ucontrol->value.integer.value[APP_TYPE_CONFIG_IDX_APP_TYPE] =
+                                       cfg_data.app_type;
+       ucontrol->value.integer.value[APP_TYPE_CONFIG_IDX_ACDB_ID] =
+                                       cfg_data.acdb_dev_id;
+       ucontrol->value.integer.value[APP_TYPE_CONFIG_IDX_SAMPLE_RATE] =
+                                       cfg_data.sample_rate;
+       ucontrol->value.integer.value[APP_TYPE_CONFIG_IDX_BE_ID] = be_id;
+       pr_debug("%s: fedai_id %llu, session_type %d, be_id %d, app_type %d, acdb_dev_id %d, sample_rate %d\n",
+               __func__, fe_id, session_type, be_id,
+               cfg_data.app_type, cfg_data.acdb_dev_id, cfg_data.sample_rate);
+done:
+       return ret;
+}
+
 static int msm_transcode_stream_cmd_control(
                        struct snd_soc_pcm_runtime *rtd)
 {
@@ -995,6 +1061,60 @@ done:
        return ret;
 }
 
+static int msm_transcode_app_type_cfg_info(struct snd_kcontrol *kcontrol,
+                                      struct snd_ctl_elem_info *uinfo)
+{
+       uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+       uinfo->count = 5;
+       uinfo->value.integer.min = 0;
+       uinfo->value.integer.max = 0xFFFFFFFF;
+       return 0;
+}
+
+static int msm_transcode_add_app_type_cfg_control(
+                       struct snd_soc_pcm_runtime *rtd)
+{
+       char mixer_str[32];
+       int rc = 0;
+       struct snd_kcontrol_new fe_app_type_cfg_control[1] = {
+               {
+               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+               .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+               .info = msm_transcode_app_type_cfg_info,
+               .put = msm_transcode_playback_app_type_cfg_put,
+               .get = msm_transcode_playback_app_type_cfg_get,
+               .private_value = 0,
+               }
+       };
+
+       if (!rtd) {
+               pr_err("%s NULL rtd\n", __func__);
+               return -EINVAL;
+       }
+
+       if (rtd->compr->direction == SND_COMPRESS_PLAYBACK) {
+
+               snprintf(mixer_str, sizeof(mixer_str),
+                       "Audio Stream %d App Type Cfg",
+                        rtd->pcm->device);
+
+               fe_app_type_cfg_control[0].name = mixer_str;
+               fe_app_type_cfg_control[0].private_value = rtd->dai_link->be_id;
+
+               fe_app_type_cfg_control[0].put =
+                               msm_transcode_playback_app_type_cfg_put;
+               fe_app_type_cfg_control[0].get =
+                               msm_transcode_playback_app_type_cfg_get;
+
+               pr_debug("Registering new mixer ctl %s", mixer_str);
+               snd_soc_add_platform_controls(rtd->platform,
+                                       fe_app_type_cfg_control,
+                                       ARRAY_SIZE(fe_app_type_cfg_control));
+       }
+
+       return rc;
+}
+
 static int msm_transcode_loopback_new(struct snd_soc_pcm_runtime *rtd)
 {
        int rc;
@@ -1023,6 +1143,11 @@ static int msm_transcode_loopback_new(struct snd_soc_pcm_runtime *rtd)
                pr_err("%s: Could not add transcode event ack Control\n",
                        __func__);
 
+       rc = msm_transcode_add_app_type_cfg_control(rtd);
+       if (rc)
+               pr_err("%s: Could not add Compr App Type Cfg Control\n",
+                       __func__);
+
        return 0;
 }