diff --git a/hal/Android.mk b/hal/Android.mk
index d3d909d..87ebeea 100644
--- a/hal/Android.mk
+++ b/hal/Android.mk
@@ -41,6 +41,10 @@
     LOCAL_CFLAGS += -DANC_HEADSET_ENABLED
 endif
 
+ifneq ($(strip $(AUDIO_FEATURE_DISABLED_FLUENCE)),true)
+    LOCAL_CFLAGS += -DFLUENCE_ENABLED
+endif
+
 ifneq ($(strip $(AUDIO_FEATURE_DISABLED_PROXY_DEVICE)),true)
     LOCAL_CFLAGS += -DAFE_PROXY_ENABLED
 endif
@@ -86,7 +90,7 @@
 endif
 
 ifneq ($(strip, $(AUDIO_FEATURE_DISABLED_SPKR_PROTECTION)),true)
-ifneq ($(filter msm8974,$(TARGET_BOARD_PLATFORM)),)
+ifneq ($(filter msm8974 apq8084,$(TARGET_BOARD_PLATFORM)),)
     LOCAL_CFLAGS += -DSPKR_PROT_ENABLED
     LOCAL_SRC_FILES += audio_extn/spkr_protection.c
     LOCAL_C_INCLUDES += $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr/include
diff --git a/hal/audio_extn/audio_extn.c b/hal/audio_extn/audio_extn.c
index 31a6353..d0caccb 100644
--- a/hal/audio_extn/audio_extn.c
+++ b/hal/audio_extn/audio_extn.c
@@ -28,6 +28,8 @@
 
 #include "audio_hw.h"
 #include "audio_extn.h"
+#include "platform.h"
+#include "platform_api.h"
 
 #define MAX_SLEEP_RETRY 100
 #define WIFI_INIT_WAIT_SLEEP 50
@@ -173,6 +175,60 @@
 }
 #endif /* ANC_HEADSET_ENABLED */
 
+#ifndef FLUENCE_ENABLED
+#define audio_extn_set_fluence_parameters(adev, parms) (0)
+#define audio_extn_get_fluence_parameters(adev, query, reply) (0)
+#else
+void audio_extn_set_fluence_parameters(struct audio_device *adev,
+                                            struct str_parms *parms)
+{
+    int ret = 0, err;
+    char value[32];
+    struct listnode *node;
+    struct audio_usecase *usecase;
+
+    err = str_parms_get_str(parms, AUDIO_PARAMETER_KEY_FLUENCE,
+                                 value, sizeof(value));
+    ALOGV_IF(err >= 0, "%s: Set Fluence Type to %s", __func__, value);
+    if (err >= 0) {
+        ret = platform_set_fluence_type(adev->platform, value);
+        if (ret != 0) {
+            ALOGE("platform_set_fluence_type returned error: %d", ret);
+        } else {
+            /*
+             *If the fluence is manually set/reset, devices
+             *need to get updated for all the usecases
+             *i.e. audio and voice.
+             */
+             list_for_each(node, &adev->usecase_list) {
+                 usecase = node_to_item(node, struct audio_usecase, list);
+                 select_devices(adev, usecase->id);
+             }
+        }
+    }
+}
+
+int audio_extn_get_fluence_parameters(struct audio_device *adev,
+                       struct str_parms *query, struct str_parms *reply)
+{
+    int ret = 0, err;
+    char value[256] = {0};
+
+    err = str_parms_get_str(query, AUDIO_PARAMETER_KEY_FLUENCE, value,
+                                                          sizeof(value));
+    if (err >= 0) {
+        ret = platform_get_fluence_type(adev->platform, value, sizeof(value));
+        if (ret >= 0) {
+            ALOGV("%s: Fluence Type is %s", __func__, value);
+            str_parms_add_str(reply, AUDIO_PARAMETER_KEY_FLUENCE, value);
+        } else
+            goto done;
+    }
+done:
+    return ret;
+}
+#endif /* FLUENCE_ENABLED */
+
 #ifndef AFE_PROXY_ENABLED
 #define audio_extn_set_afe_proxy_parameters(adev, parms)  (0)
 #define audio_extn_get_afe_proxy_parameters(query, reply) (0)
@@ -372,6 +428,7 @@
                                struct str_parms *parms)
 {
    audio_extn_set_anc_parameters(adev, parms);
+   audio_extn_set_fluence_parameters(adev, parms);
    audio_extn_set_afe_proxy_parameters(adev, parms);
    audio_extn_fm_set_parameters(adev, parms);
    audio_extn_listen_set_parameters(adev, parms);
@@ -386,6 +443,7 @@
 {
     char *kv_pairs = NULL;
     audio_extn_get_afe_proxy_parameters(query, reply);
+    audio_extn_get_fluence_parameters(adev, query, reply);
 
     kv_pairs = str_parms_to_str(reply);
     ALOGD_IF(kv_pairs != NULL, "%s: returns %s", __func__, kv_pairs);
diff --git a/hal/audio_extn/audio_extn.h b/hal/audio_extn/audio_extn.h
index 8bbd2cf..c7b0c0b 100644
--- a/hal/audio_extn/audio_extn.h
+++ b/hal/audio_extn/audio_extn.h
@@ -39,6 +39,16 @@
 bool audio_extn_should_use_handset_anc(int in_channels);
 #endif
 
+#ifndef FLUENCE_ENABLED
+#define audio_extn_set_fluence_parameters(adev, parms) (0)
+#define audio_extn_get_fluence_parameters(adev, query, reply) (0)
+#else
+void audio_extn_set_fluence_parameters(struct audio_device *adev,
+                                           struct str_parms *parms);
+int audio_extn_get_fluence_parameters(struct audio_device *adev,
+                  struct str_parms *query, struct str_parms *reply);
+#endif
+
 #ifndef AFE_PROXY_ENABLED
 #define audio_extn_set_afe_proxy_channel_mixer(adev,channel_count)     (0)
 #define audio_extn_read_afe_proxy_channel_masks(out)                   (0)
@@ -166,7 +176,7 @@
 #endif
 
 #ifndef DS1_DOLBY_DDP_ENABLED
-#define audio_extn_dolby_set_endpoint()                 (0)
+#define audio_extn_dolby_set_endpoint(adev)                 (0)
 #else
 void audio_extn_dolby_set_endpoint(struct audio_device *adev);
 #endif
@@ -174,7 +184,7 @@
 #ifndef DS1_DOLBY_DDP_ENABLED
 #define audio_extn_ddp_set_parameters(adev, parms)      (0)
 #define audio_extn_is_dolby_format(format)              (0)
-#define audio_extn_dolby_get_snd_codec_id(format)       (0)
+#define audio_extn_dolby_get_snd_codec_id(adev, out, format)       (0)
 #define audio_extn_dolby_send_ddp_endp_params(adev)     (0)
 #else
 bool audio_extn_is_dolby_format(audio_format_t format);
diff --git a/hal/audio_extn/hfp.c b/hal/audio_extn/hfp.c
index c480490..ed253c2 100644
--- a/hal/audio_extn/hfp.c
+++ b/hal/audio_extn/hfp.c
@@ -43,6 +43,7 @@
 #ifdef HFP_ENABLED
 #define AUDIO_PARAMETER_HFP_ENABLE      "hfp_enable"
 #define AUDIO_PARAMETER_HFP_SET_SAMPLING_RATE "hfp_set_sampling_rate"
+#define AUDIO_PARAMETER_KEY_HFP_VOLUME "hfp_volume"
 
 static int32_t start_hfp(struct audio_device *adev,
                                struct str_parms *parms);
@@ -55,7 +56,7 @@
     struct pcm *hfp_pcm_rx;
     struct pcm *hfp_pcm_tx;
     bool is_hfp_running;
-    int hfp_volume;
+    float hfp_volume;
     audio_usecase_t ucid;
 };
 
@@ -79,6 +80,46 @@
     .avail_min = 0,
 };
 
+static int32_t hfp_set_volume(struct audio_device *adev, float value)
+{
+    int32_t vol, ret = 0;
+    struct mixer_ctl *ctl;
+    const char *mixer_ctl_name = "Internal HFP RX Volume";
+
+    ALOGV("%s: entry", __func__);
+    ALOGD("%s: (%f)\n", __func__, value);
+
+    if (value < 0.0) {
+        ALOGW("%s: (%f) Under 0.0, assuming 0.0\n", __func__, value);
+        value = 0.0;
+    } else {
+        value = ((value > 15.000000) ? 1.0 : (value / 15));
+        ALOGW("%s: Volume brought with in range (%f)\n", __func__, value);
+    }
+    vol  = lrint((value * 0x2000) + 0.5);
+    hfpmod.hfp_volume = value;
+
+    if (!hfpmod.is_hfp_running) {
+        ALOGV("%s: HFP not active, ignoring set_hfp_volume call", __func__);
+        return -EIO;
+    }
+
+    ALOGD("%s: Setting HFP volume to %d \n", __func__, vol);
+    ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
+    if (!ctl) {
+        ALOGE("%s: Could not get ctl for mixer cmd - %s",
+              __func__, mixer_ctl_name);
+        return -EINVAL;
+    }
+    if(mixer_ctl_set_value(ctl, 0, vol) < 0) {
+        ALOGE("%s: Couldn't set HFP Volume: [%d]", __func__, vol);
+        return -EINVAL;
+    }
+
+    ALOGV("%s: exit", __func__);
+    return ret;
+}
+
 static int32_t start_hfp(struct audio_device *adev,
                                struct str_parms *parms)
 {
@@ -158,8 +199,8 @@
     pcm_start(hfpmod.hfp_pcm_rx);
     pcm_start(hfpmod.hfp_pcm_tx);
 
-
     hfpmod.is_hfp_running = true;
+    hfp_set_volume(adev, hfpmod.hfp_volume);
 
     ALOGD("%s: exit: status(%d)", __func__, ret);
     return 0;
@@ -238,6 +279,7 @@
     int ret;
     int rate;
     int val;
+    float vol;
     char value[32]={0};
 
     ret = str_parms_get_str(parms, AUDIO_PARAMETER_HFP_ENABLE, value,
@@ -275,5 +317,20 @@
                 select_devices(adev, hfpmod.ucid);
         }
     }
+
+    memset(value, 0, sizeof(value));
+    ret = str_parms_get_str(parms, AUDIO_PARAMETER_KEY_HFP_VOLUME,
+                            value, sizeof(value));
+    if (ret >= 0) {
+        if (sscanf(value, "%f", &vol) != 1){
+            ALOGE("%s: error in retrieving hfp volume", __func__);
+            ret = -EIO;
+            goto exit;
+        }
+        ALOGD("%s: set_hfp_volume usecase, Vol: [%f]", __func__, vol);
+        hfp_set_volume(adev, vol);
+    }
+exit:
+    ALOGV("%s Exit",__func__);
 }
 #endif /*HFP_ENABLED*/
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 69e9561..9f76d31 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -296,6 +296,18 @@
         return 0;
     }
 
+    /* Set BT sample rate before enabling the devices. Adding sample rate mixer
+     * control in use-case does not work because rate update takes place after
+     * AFE port open due to the limitation of mixer control order execution.
+     */
+    if (snd_device == SND_DEVICE_OUT_BT_SCO) {
+        audio_route_apply_path(adev->audio_route, BT_SCO_SAMPLE_RATE);
+        audio_route_update_mixer(adev->audio_route);
+    } else if (snd_device == SND_DEVICE_OUT_BT_SCO_WB) {
+        audio_route_apply_path(adev->audio_route, BT_SCO_WB_SAMPLE_RATE);
+        audio_route_update_mixer(adev->audio_route);
+    }
+
     /* start usb playback thread */
     if(SND_DEVICE_OUT_USB_HEADSET == snd_device ||
        SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET == snd_device)
@@ -305,13 +317,14 @@
     if(SND_DEVICE_IN_USB_HEADSET_MIC == snd_device)
        audio_extn_usb_start_capture(adev);
 
-    if (snd_device == SND_DEVICE_OUT_SPEAKER &&
+    if ((snd_device == SND_DEVICE_OUT_SPEAKER ||
+        snd_device == SND_DEVICE_OUT_VOICE_SPEAKER) &&
         audio_extn_spkr_prot_is_enabled()) {
-       if (audio_extn_spkr_prot_start_processing(snd_device)) {
-          ALOGE("%s: spkr_start_processing failed", __func__);
-          return -EINVAL;
-      }
-    }  else {
+        if (audio_extn_spkr_prot_start_processing(snd_device)) {
+            ALOGE("%s: spkr_start_processing failed", __func__);
+            return -EINVAL;
+        }
+    } else {
         ALOGV("%s: snd_device(%d: %s)", __func__,
         snd_device, device_name);
         if (platform_send_audio_calibration(adev->platform, snd_device) < 0) {
@@ -364,7 +377,8 @@
         if(SND_DEVICE_IN_USB_HEADSET_MIC == snd_device)
             audio_extn_usb_stop_capture(adev);
 
-        if (snd_device == SND_DEVICE_OUT_SPEAKER &&
+        if ((snd_device == SND_DEVICE_OUT_SPEAKER ||
+            snd_device == SND_DEVICE_OUT_VOICE_SPEAKER) &&
             audio_extn_spkr_prot_is_enabled()) {
             audio_extn_spkr_prot_stop_processing();
         } else
@@ -551,21 +565,6 @@
     return ret;
 }
 
-static void update_devices_for_all_voice_usecases(struct audio_device *adev)
-{
-    struct listnode *node;
-    struct audio_usecase *usecase;
-
-    list_for_each(node, &adev->usecase_list) {
-        usecase = node_to_item(node, struct audio_usecase, list);
-        if (usecase->type == VOICE_CALL) {
-            ALOGV("%s: updating device for usecase:%s", __func__,
-                  use_case_table[usecase->id]);
-            select_devices(adev, usecase->id);
-        }
-    }
-}
-
 static audio_usecase_t get_voice_usecase_id_from_list(struct audio_device *adev)
 {
     struct audio_usecase *usecase;
@@ -1467,7 +1466,7 @@
             } else if ((adev->mode == AUDIO_MODE_IN_CALL) &&
                             voice_is_in_call(adev) &&
                             (out == adev->primary_output)) {
-                update_devices_for_all_voice_usecases(adev);
+                voice_update_devices_for_all_voice_usecases(adev);
             }
         }
 
diff --git a/hal/audio_hw.h b/hal/audio_hw.h
index 2108a00..7a79a1f 100644
--- a/hal/audio_hw.h
+++ b/hal/audio_hw.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
  * Not a contribution.
  *
  * Copyright (C) 2013 The Android Open Source Project
@@ -31,14 +31,19 @@
 #define VISUALIZER_LIBRARY_PATH "/system/lib/soundfx/libqcomvisualizer.so"
 #define OFFLOAD_EFFECTS_BUNDLE_LIBRARY_PATH "/system/lib/soundfx/libqcompostprocbundle.so"
 
+#define BT_SCO_SAMPLE_RATE "bt-sco-samplerate"
+#define BT_SCO_WB_SAMPLE_RATE "bt-sco-wb-samplerate"
+
 /* Flags used to initialize acdb_settings variable that goes to ACDB library */
-#define DMIC_FLAG       0x00000002
-#define QMIC_FLAG       0x00000004
-#define TTY_MODE_OFF    0x00000010
-#define TTY_MODE_FULL   0x00000020
-#define TTY_MODE_VCO    0x00000040
-#define TTY_MODE_HCO    0x00000080
-#define TTY_MODE_CLEAR  0xFFFFFF0F
+#define NONE_FLAG            0x00000000
+#define DMIC_FLAG            0x00000002
+#define QMIC_FLAG            0x00000004
+#define TTY_MODE_OFF         0x00000010
+#define TTY_MODE_FULL        0x00000020
+#define TTY_MODE_VCO         0x00000040
+#define TTY_MODE_HCO         0x00000080
+#define TTY_MODE_CLEAR       0xFFFFFF0F
+#define FLUENCE_MODE_CLEAR   0xFFFFFFF0
 
 #define ACDB_DEV_TYPE_OUT 1
 #define ACDB_DEV_TYPE_IN 2
diff --git a/hal/msm8916/platform.c b/hal/msm8916/platform.c
index 70e8c55..8cb2599 100644
--- a/hal/msm8916/platform.c
+++ b/hal/msm8916/platform.c
@@ -105,6 +105,7 @@
     bool fluence_in_voice_rec;
     bool fluence_in_audio_rec;
     int  fluence_type;
+    char fluence_cap[PROPERTY_VALUE_MAX];
     int  btsco_sample_rate;
     bool slowtalk;
     /* Audio calibration related functions */
@@ -605,10 +606,10 @@
     my_data->fluence_in_audio_rec = false;
     my_data->fluence_type = FLUENCE_NONE;
 
-    property_get("ro.qc.sdk.audio.fluencetype", value, "");
-    if (!strncmp("fluencepro", value, sizeof("fluencepro"))) {
+    property_get("ro.qc.sdk.audio.fluencetype", my_data->fluence_cap, "");
+    if (!strncmp("fluencepro", my_data->fluence_cap, sizeof("fluencepro"))) {
         my_data->fluence_type = FLUENCE_QUAD_MIC | FLUENCE_DUAL_MIC;
-    } else if (!strncmp("fluence", value, sizeof("fluence"))) {
+    } else if (!strncmp("fluence", my_data->fluence_cap, sizeof("fluence"))) {
         my_data->fluence_type = FLUENCE_DUAL_MIC;
     } else {
         my_data->fluence_type = FLUENCE_NONE;
@@ -787,6 +788,63 @@
     return ret;
 }
 
+int platform_set_fluence_type(void *platform, char *value)
+{
+    int ret = 0;
+    int fluence_type = FLUENCE_NONE;
+    int fluence_flag = NONE_FLAG;
+    struct platform_data *my_data = (struct platform_data *)platform;
+    struct audio_device *adev = my_data->adev;
+
+    ALOGV("%s: fluence type:%d", __func__, my_data->fluence_type);
+
+    /* only dual mic turn on and off is supported as of now through setparameters */
+    if (!strncmp(AUDIO_PARAMETER_VALUE_DUALMIC,value, sizeof(AUDIO_PARAMETER_VALUE_DUALMIC))) {
+        if (!strncmp("fluencepro", my_data->fluence_cap, sizeof("fluencepro")) ||
+            !strncmp("fluence", my_data->fluence_cap, sizeof("fluence"))) {
+            ALOGV("fluence dualmic feature enabled \n");
+            fluence_type = FLUENCE_DUAL_MIC;
+            fluence_flag = DMIC_FLAG;
+        } else {
+            ALOGE("%s: Failed to set DUALMIC", __func__);
+            ret = -1;
+            goto done;
+        }
+    } else if (!strncmp(AUDIO_PARAMETER_KEY_NO_FLUENCE, value, sizeof(AUDIO_PARAMETER_KEY_NO_FLUENCE))) {
+        ALOGV("fluence disabled");
+        fluence_type = FLUENCE_NONE;
+    } else {
+        ALOGE("Invalid fluence value : %s",value);
+        ret = -1;
+        goto done;
+    }
+
+    if (fluence_type != my_data->fluence_type) {
+        ALOGV("%s: Updating fluence_type to :%d", __func__, fluence_type);
+        my_data->fluence_type = fluence_type;
+        adev->acdb_settings = (adev->acdb_settings & FLUENCE_MODE_CLEAR) | fluence_flag;
+    }
+done:
+    return ret;
+}
+
+int platform_get_fluence_type(void *platform, char *value, uint32_t len)
+{
+    int ret = 0;
+    struct platform_data *my_data = (struct platform_data *)platform;
+
+    if (my_data->fluence_type == FLUENCE_QUAD_MIC) {
+        strlcpy(value, "quadmic", len);
+    } else if (my_data->fluence_type == FLUENCE_DUAL_MIC) {
+        strlcpy(value, "dualmic", len);
+    } else if (my_data->fluence_type == FLUENCE_NONE) {
+        strlcpy(value, "none", len);
+    } else
+        ret = -1;
+
+    return ret;
+}
+
 int platform_set_snd_device_acdb_id(snd_device_t snd_device, unsigned int acdb_id)
 {
     int ret = 0;
@@ -1708,23 +1766,7 @@
     char *str = NULL;
     char value[256] = {0};
     int ret;
-    int fluence_type;
 
-    ret = str_parms_get_str(query, AUDIO_PARAMETER_KEY_FLUENCE_TYPE,
-                            value, sizeof(value));
-    if (ret >= 0) {
-        if (my_data->fluence_type & FLUENCE_QUAD_MIC) {
-            strlcpy(value, "fluencepro", sizeof(value));
-        } else if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
-            strlcpy(value, "fluence", sizeof(value));
-        } else {
-            strlcpy(value, "none", sizeof(value));
-        }
-
-        str_parms_add_str(reply, AUDIO_PARAMETER_KEY_FLUENCE_TYPE, value);
-    }
-
-    memset(value, 0, sizeof(value));
     ret = str_parms_get_str(query, AUDIO_PARAMETER_KEY_SLOWTALK,
                             value, sizeof(value));
     if (ret >= 0) {
diff --git a/hal/msm8974/hw_info.c b/hal/msm8974/hw_info.c
index 6920efe..f43a3b0 100644
--- a/hal/msm8974/hw_info.c
+++ b/hal/msm8974/hw_info.c
@@ -92,6 +92,11 @@
     SND_DEVICE_IN_QUAD_MIC,
 };
 
+static const snd_device_t taiko_apq8084_sbc_variant_devices[] = {
+    SND_DEVICE_IN_HANDSET_MIC,
+    SND_DEVICE_IN_SPEAKER_MIC,
+};
+
 static const snd_device_t tapan_lite_variant_devices[] = {
     SND_DEVICE_OUT_SPEAKER,
     SND_DEVICE_OUT_HEADPHONES,
@@ -157,6 +162,12 @@
         hw_info->snd_devices = (snd_device_t *)taiko_liquid_variant_devices;
         hw_info->num_snd_devices = ARRAY_SIZE(taiko_liquid_variant_devices);
         strlcpy(hw_info->dev_extn, "-liquid", sizeof(hw_info->dev_extn));
+    } else if (!strcmp(snd_card_name, "apq8084-taiko-sbc-snd-card")) {
+        strlcpy(hw_info->type, " sbc", sizeof(hw_info->type));
+        strlcpy(hw_info->name, "apq8084", sizeof(hw_info->name));
+        hw_info->snd_devices = (snd_device_t *)taiko_apq8084_sbc_variant_devices;
+        hw_info->num_snd_devices = ARRAY_SIZE(taiko_apq8084_sbc_variant_devices);
+        strlcpy(hw_info->dev_extn, "-sbc", sizeof(hw_info->dev_extn));
     } else {
         ALOGW("%s: Not an 8084 device", __func__);
     }
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index eea048f..aa49c7b 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -113,6 +113,7 @@
     bool fluence_in_audio_rec;
     int  fluence_type;
     int  fluence_mode;
+    char fluence_cap[PROPERTY_VALUE_MAX];
     int  btsco_sample_rate;
     bool slowtalk;
     bool is_i2s_ext_modem;
@@ -681,10 +682,10 @@
     my_data->fluence_type = FLUENCE_NONE;
     my_data->fluence_mode = FLUENCE_ENDFIRE;
 
-    property_get("ro.qc.sdk.audio.fluencetype", value, "");
-    if (!strncmp("fluencepro", value, sizeof("fluencepro"))) {
+    property_get("ro.qc.sdk.audio.fluencetype", my_data->fluence_cap, "");
+    if (!strncmp("fluencepro", my_data->fluence_cap, sizeof("fluencepro"))) {
         my_data->fluence_type = FLUENCE_QUAD_MIC | FLUENCE_DUAL_MIC;
-    } else if (!strncmp("fluence", value, sizeof("fluence"))) {
+    } else if (!strncmp("fluence", my_data->fluence_cap, sizeof("fluence"))) {
         my_data->fluence_type = FLUENCE_DUAL_MIC;
     } else {
         my_data->fluence_type = FLUENCE_NONE;
@@ -838,6 +839,13 @@
         strlcat(mixer_path, " capture-fm", MIXER_PATH_MAX_LENGTH);
     else if (snd_device == SND_DEVICE_OUT_TRANSMISSION_FM)
         strlcat(mixer_path, " transmission-fm", MIXER_PATH_MAX_LENGTH);
+    else if (snd_device == SND_DEVICE_OUT_VOICE_SPEAKER &&
+             audio_extn_spkr_prot_is_enabled() ) {
+        char platform[PROPERTY_VALUE_MAX];
+        property_get("ro.board.platform", platform, "");
+        if (!strncmp("apq8084", platform, sizeof("apq8084")))
+            strlcat(mixer_path, " speaker-protected", MIXER_PATH_MAX_LENGTH);
+    }
 }
 
 int platform_get_pcm_device_id(audio_usecase_t usecase, int device_type)
@@ -874,6 +882,63 @@
     return ret;
 }
 
+int platform_set_fluence_type(void *platform, char *value)
+{
+    int ret = 0;
+    int fluence_type = FLUENCE_NONE;
+    int fluence_flag = NONE_FLAG;
+    struct platform_data *my_data = (struct platform_data *)platform;
+    struct audio_device *adev = my_data->adev;
+
+    ALOGV("%s: fluence type:%d", __func__, my_data->fluence_type);
+
+    /* only dual mic turn on and off is supported as of now through setparameters */
+    if (!strncmp(AUDIO_PARAMETER_VALUE_DUALMIC,value, sizeof(AUDIO_PARAMETER_VALUE_DUALMIC))) {
+        if (!strncmp("fluencepro", my_data->fluence_cap, sizeof("fluencepro")) ||
+            !strncmp("fluence", my_data->fluence_cap, sizeof("fluence"))) {
+            ALOGV("fluence dualmic feature enabled \n");
+            fluence_type = FLUENCE_DUAL_MIC;
+            fluence_flag = DMIC_FLAG;
+        } else {
+            ALOGE("%s: Failed to set DUALMIC", __func__);
+            ret = -1;
+            goto done;
+        }
+    } else if (!strncmp(AUDIO_PARAMETER_KEY_NO_FLUENCE, value, sizeof(AUDIO_PARAMETER_KEY_NO_FLUENCE))) {
+        ALOGV("fluence disabled");
+        fluence_type = FLUENCE_NONE;
+    } else {
+        ALOGE("Invalid fluence value : %s",value);
+        ret = -1;
+        goto done;
+    }
+
+    if (fluence_type != my_data->fluence_type) {
+        ALOGV("%s: Updating fluence_type to :%d", __func__, fluence_type);
+        my_data->fluence_type = fluence_type;
+        adev->acdb_settings = (adev->acdb_settings & FLUENCE_MODE_CLEAR) | fluence_flag;
+    }
+done:
+    return ret;
+}
+
+int platform_get_fluence_type(void *platform, char *value, uint32_t len)
+{
+    int ret = 0;
+    struct platform_data *my_data = (struct platform_data *)platform;
+
+    if (my_data->fluence_type == FLUENCE_QUAD_MIC) {
+        strlcpy(value, "quadmic", len);
+    } else if (my_data->fluence_type == FLUENCE_DUAL_MIC) {
+        strlcpy(value, "dualmic", len);
+    } else if (my_data->fluence_type == FLUENCE_NONE) {
+        strlcpy(value, "none", len);
+    } else
+        ret = -1;
+
+    return ret;
+}
+
 int platform_set_snd_device_acdb_id(snd_device_t snd_device, unsigned int acdb_id)
 {
     int ret = 0;
@@ -939,21 +1004,28 @@
     int acdb_rx_id, acdb_tx_id;
     int ret = 0;
 
-    acdb_rx_id = acdb_device_table[out_snd_device];
+    if (my_data->csd == NULL)
+        return ret;
+
+    if (out_snd_device == SND_DEVICE_OUT_VOICE_SPEAKER &&
+        audio_extn_spkr_prot_is_enabled())
+        acdb_rx_id = acdb_device_table[SND_DEVICE_OUT_SPEAKER_PROTECTED];
+    else
+        acdb_rx_id = acdb_device_table[out_snd_device];
+
     acdb_tx_id = acdb_device_table[in_snd_device];
 
-    if (my_data->csd != NULL) {
-        if (acdb_rx_id > 0 && acdb_tx_id > 0) {
-            ret = my_data->csd->enable_device_config(acdb_rx_id, acdb_tx_id);
-            if (ret < 0) {
-                ALOGE("%s: csd_enable_device_config, failed, error %d",
-                      __func__, ret);
-            }
-        } else {
-            ALOGE("%s: Incorrect ACDB IDs (rx: %d tx: %d)", __func__,
-                  acdb_rx_id, acdb_tx_id);
+    if (acdb_rx_id > 0 && acdb_tx_id > 0) {
+        ret = my_data->csd->enable_device_config(acdb_rx_id, acdb_tx_id);
+        if (ret < 0) {
+            ALOGE("%s: csd_enable_device_config, failed, error %d",
+                  __func__, ret);
         }
+    } else {
+        ALOGE("%s: Incorrect ACDB IDs (rx: %d tx: %d)", __func__,
+              acdb_rx_id, acdb_tx_id);
     }
+
     return ret;
 }
 
@@ -988,22 +1060,28 @@
     int acdb_rx_id, acdb_tx_id;
     int ret = 0;
 
-    acdb_rx_id = acdb_device_table[out_snd_device];
+    if (my_data->csd == NULL)
+        return ret;
+
+    if (out_snd_device == SND_DEVICE_OUT_VOICE_SPEAKER &&
+        audio_extn_spkr_prot_is_enabled())
+        acdb_rx_id = acdb_device_table[SND_DEVICE_OUT_SPEAKER_PROTECTED];
+    else
+        acdb_rx_id = acdb_device_table[out_snd_device];
+
     acdb_tx_id = acdb_device_table[in_snd_device];
 
-    if (my_data->csd != NULL) {
-        if (acdb_rx_id > 0 && acdb_tx_id > 0) {
-            ret = my_data->csd->enable_device(acdb_rx_id, acdb_tx_id,
-                                              my_data->adev->acdb_settings);
-            if (ret < 0) {
-                ALOGE("%s: csd_enable_device, failed, error %d",
-                      __func__, ret);
-            }
-        } else {
-            ALOGE("%s: Incorrect ACDB IDs (rx: %d tx: %d)", __func__,
-                  acdb_rx_id, acdb_tx_id);
+    if (acdb_rx_id > 0 && acdb_tx_id > 0) {
+        ret = my_data->csd->enable_device(acdb_rx_id, acdb_tx_id,
+                                          my_data->adev->acdb_settings);
+        if (ret < 0) {
+            ALOGE("%s: csd_enable_device, failed, error %d", __func__, ret);
         }
+    } else {
+        ALOGE("%s: Incorrect ACDB IDs (rx: %d tx: %d)", __func__,
+              acdb_rx_id, acdb_tx_id);
     }
+
     return ret;
 }
 
@@ -1076,7 +1154,8 @@
     mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
 
     if (my_data->csd != NULL) {
-        ret = my_data->csd->volume(ALL_SESSION_VSID, volume);
+        ret = my_data->csd->volume(ALL_SESSION_VSID, volume,
+                                   DEFAULT_VOLUME_RAMP_DURATION_MS);
         if (ret < 0) {
             ALOGE("%s: csd_volume error %d", __func__, ret);
         }
@@ -1093,7 +1172,7 @@
     int ret = 0;
     uint32_t set_values[ ] = {0,
                               ALL_SESSION_VSID,
-                              DEFAULT_VOLUME_RAMP_DURATION_MS};
+                              DEFAULT_MUTE_RAMP_DURATION_MS};
 
     set_values[0] = state;
     ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
@@ -1106,7 +1185,8 @@
     mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
 
     if (my_data->csd != NULL) {
-        ret = my_data->csd->mic_mute(ALL_SESSION_VSID, state);
+        ret = my_data->csd->mic_mute(ALL_SESSION_VSID, state,
+                                     DEFAULT_MUTE_RAMP_DURATION_MS);
         if (ret < 0) {
             ALOGE("%s: csd_mic_mute error %d", __func__, ret);
         }
@@ -1687,11 +1767,6 @@
     if (err >= 0) {
         str_parms_del(parms, AUDIO_PARAMETER_KEY_BTSCO);
         my_data->btsco_sample_rate = val;
-        if (val == SAMPLE_RATE_16KHZ) {
-            audio_route_apply_path(my_data->adev->audio_route,
-                                   "bt-sco-wb-samplerate");
-            audio_route_update_mixer(my_data->adev->audio_route);
-        }
     }
 
     err = str_parms_get_str(parms, AUDIO_PARAMETER_KEY_SLOWTALK, value, sizeof(value));
@@ -1824,24 +1899,8 @@
     char *str = NULL;
     char value[256] = {0};
     int ret;
-    int fluence_type;
     char *kv_pairs = NULL;
 
-    ret = str_parms_get_str(query, AUDIO_PARAMETER_KEY_FLUENCE_TYPE,
-                            value, sizeof(value));
-    if (ret >= 0) {
-        if (my_data->fluence_type & FLUENCE_QUAD_MIC) {
-            strlcpy(value, "fluencepro", sizeof(value));
-        } else if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
-            strlcpy(value, "fluence", sizeof(value));
-        } else {
-            strlcpy(value, "none", sizeof(value));
-        }
-
-        str_parms_add_str(reply, AUDIO_PARAMETER_KEY_FLUENCE_TYPE, value);
-    }
-
-    memset(value, 0, sizeof(value));
     ret = str_parms_get_str(query, AUDIO_PARAMETER_KEY_SLOWTALK,
                             value, sizeof(value));
     if (ret >= 0) {
diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index c22b2b8..1f25aa2 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -139,7 +139,7 @@
 #define DEFAULT_OUTPUT_SAMPLING_RATE 48000
 
 #define ALL_SESSION_VSID                0xFFFFFFFF
-#define DEFAULT_MUTE_RAMP_DURATION      500
+#define DEFAULT_MUTE_RAMP_DURATION_MS   20
 #define DEFAULT_VOLUME_RAMP_DURATION_MS 20
 #define MIXER_PATH_MAX_LENGTH 100
 
@@ -180,9 +180,21 @@
 #define HFP_PCM_RX 5
 
 #define INCALL_MUSIC_UPLINK_PCM_DEVICE 1
+
+#ifdef PLATFORM_MSM8610
+#define INCALL_MUSIC_UPLINK2_PCM_DEVICE 14
+#elif PLATFORM_MSM8x26
 #define INCALL_MUSIC_UPLINK2_PCM_DEVICE 16
+#else
+#define INCALL_MUSIC_UPLINK2_PCM_DEVICE 35
+#endif
+
 #define SPKR_PROT_CALIB_RX_PCM_DEVICE 5
+#ifdef PLATFORM_APQ8084
+#define SPKR_PROT_CALIB_TX_PCM_DEVICE 33
+#else
 #define SPKR_PROT_CALIB_TX_PCM_DEVICE 25
+#endif
 #define PLAYBACK_OFFLOAD_DEVICE 9
 #define COMPRESS_VOIP_CALL_PCM_DEVICE 3
 
@@ -207,7 +219,7 @@
 #define VOWLAN_CALL_PCM_DEVICE 30
 #elif PLATFORM_APQ8084
 #define VOICE_CALL_PCM_DEVICE 20
-#define VOICE2_CALL_PCM_DEVICE 28
+#define VOICE2_CALL_PCM_DEVICE 25
 #define VOLTE_CALL_PCM_DEVICE 21
 #define QCHAT_CALL_PCM_DEVICE 06
 #define VOWLAN_CALL_PCM_DEVICE -1
@@ -240,8 +252,8 @@
 typedef int (*disable_device_t)();
 typedef int (*enable_device_config_t)(int, int);
 typedef int (*enable_device_t)(int, int, uint32_t);
-typedef int (*volume_t)(uint32_t, int);
-typedef int (*mic_mute_t)(uint32_t, int);
+typedef int (*volume_t)(uint32_t, int, uint16_t);
+typedef int (*mic_mute_t)(uint32_t, int, uint16_t);
 typedef int (*slow_talk_t)(uint32_t, uint8_t);
 typedef int (*start_voice_t)(uint32_t);
 typedef int (*stop_voice_t)(uint32_t);
diff --git a/hal/platform_api.h b/hal/platform_api.h
index 03890e9..bf6bdcb 100644
--- a/hal/platform_api.h
+++ b/hal/platform_api.h
@@ -28,6 +28,8 @@
 void platform_add_backend_name(char *mixer_path, snd_device_t snd_device);
 int platform_get_pcm_device_id(audio_usecase_t usecase, int device_type);
 int platform_get_snd_device_index(char *snd_device_index_name);
+int platform_set_fluence_type(void *platform, char *value);
+int platform_get_fluence_type(void *platform, char *value, uint32_t len);
 int platform_set_snd_device_acdb_id(snd_device_t snd_device, unsigned int acdb_id);
 int platform_send_audio_calibration(void *platform, snd_device_t snd_device);
 int platform_switch_voice_call_device_pre(void *platform);
diff --git a/hal/voice.c b/hal/voice.c
index 1c3ab38..ac067a3 100644
--- a/hal/voice.c
+++ b/hal/voice.c
@@ -405,8 +405,7 @@
             adev->voice.tty_mode = tty_mode;
             adev->acdb_settings = (adev->acdb_settings & TTY_MODE_CLEAR) | tty_mode;
             if (voice_is_in_call(adev))
-                //todo: what about voice2, volte and qchat usecases?
-                select_devices(adev, USECASE_VOICE_CALL);
+               voice_update_devices_for_all_voice_usecases(adev);
         }
     }
 
@@ -446,4 +445,19 @@
     voice_extn_init(adev);
 }
 
+void voice_update_devices_for_all_voice_usecases(struct audio_device *adev)
+{
+    struct listnode *node;
+    struct audio_usecase *usecase;
+
+    list_for_each(node, &adev->usecase_list) {
+        usecase = node_to_item(node, struct audio_usecase, list);
+        if (usecase->type == VOICE_CALL) {
+            ALOGV("%s: updating device for usecase:%s", __func__,
+                  use_case_table[usecase->id]);
+            select_devices(adev, usecase->id);
+        }
+    }
+}
+
 
diff --git a/hal/voice.h b/hal/voice.h
index 5e4ce7f..d160569 100644
--- a/hal/voice.h
+++ b/hal/voice.h
@@ -86,4 +86,5 @@
                                              struct stream_out *out);
 int voice_check_and_stop_incall_rec_usecase(struct audio_device *adev,
                                             struct stream_in *in);
+void voice_update_devices_for_all_voice_usecases(struct audio_device *adev);
 #endif //VOICE_H
diff --git a/post_proc/bass_boost.c b/post_proc/bass_boost.c
index 9e6c1fc..657195d 100644
--- a/post_proc/bass_boost.c
+++ b/post_proc/bass_boost.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
  * Not a Contribution.
  *
  * Copyright (C) 2013 The Android Open Source Project
@@ -153,16 +153,27 @@
     bass_ctxt->device = device;
     if((device == AUDIO_DEVICE_OUT_SPEAKER) ||
        (device == AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT) ||
-       (device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER)) {
+       (device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER) ||
+       (device == AUDIO_DEVICE_OUT_PROXY) ||
+       (device == AUDIO_DEVICE_OUT_AUX_DIGITAL) ||
+       (device == AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET)) {
         if (offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass))) {
             offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), false);
             bass_ctxt->temp_disabled = true;
+            if (bass_ctxt->ctl)
+                offload_bassboost_send_params(bass_ctxt->ctl,
+                                              bass_ctxt->offload_bass,
+                                              OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG);
         }
     } else {
         if (!offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass)) &&
             bass_ctxt->temp_disabled) {
             offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), true);
             bass_ctxt->temp_disabled = false;
+            if (bass_ctxt->ctl)
+                offload_bassboost_send_params(bass_ctxt->ctl,
+                                              bass_ctxt->offload_bass,
+                                              OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG);
         }
     }
     offload_bassboost_set_device(&(bass_ctxt->offload_bass), device);
@@ -211,7 +222,9 @@
     bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
 
     ALOGV("%s", __func__);
-    if (!offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass))) {
+
+    if (!offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass)) &&
+        !(bass_ctxt->temp_disabled)) {
         offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), true);
         if (bass_ctxt->ctl && bass_ctxt->strength)
             offload_bassboost_send_params(bass_ctxt->ctl,
diff --git a/post_proc/effect_api.c b/post_proc/effect_api.c
index 0b77969..b7cf469 100644
--- a/post_proc/effect_api.c
+++ b/post_proc/effect_api.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -391,7 +391,7 @@
 {
     ALOGV("%s", __func__);
     if (preset && (preset <= NUM_OSL_REVERB_PRESETS_SUPPORTED))
-        reverb->preset = map_reverb_opensl_preset_2_offload_preset[preset][1];
+        reverb->preset = map_reverb_opensl_preset_2_offload_preset[preset-1][1];
 }
 
 void offload_reverb_set_wet_mix(struct reverb_params *reverb, int wet_mix)
diff --git a/post_proc/reverb.c b/post_proc/reverb.c
index 4c7fe25..7c50430 100644
--- a/post_proc/reverb.c
+++ b/post_proc/reverb.c
@@ -309,6 +309,7 @@
             return -EINVAL;
         *(uint16_t *)value = reverb_ctxt->next_preset;
         ALOGV("get REVERB_PARAM_PRESET, preset %d", reverb_ctxt->next_preset);
+        return 0;
     }
     switch (param) {
     case REVERB_PARAM_ROOM_LEVEL:
@@ -464,6 +465,7 @@
             return -EINVAL;
         }
         reverb_set_preset(reverb_ctxt, preset);
+        return 0;
     }
     switch (param) {
     case REVERB_PARAM_PROPERTIES:
@@ -603,6 +605,14 @@
 
     ALOGV("%s", __func__);
     reverb_ctxt->ctl = output->ctl;
+    if (offload_reverb_get_enable_flag(&(reverb_ctxt->offload_reverb))) {
+        if (reverb_ctxt->ctl && reverb_ctxt->preset) {
+            offload_reverb_send_params(reverb_ctxt->ctl, reverb_ctxt->offload_reverb,
+                                       OFFLOAD_SEND_REVERB_ENABLE_FLAG |
+                                       OFFLOAD_SEND_REVERB_PRESET);
+        }
+    }
+
     return 0;
 }
 
diff --git a/post_proc/virtualizer.c b/post_proc/virtualizer.c
index 4190129..54bca07 100644
--- a/post_proc/virtualizer.c
+++ b/post_proc/virtualizer.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
  * Not a Contribution.
  *
  * Copyright (C) 2013 The Android Open Source Project
@@ -153,16 +153,27 @@
     virt_ctxt->device = device;
     if((device == AUDIO_DEVICE_OUT_SPEAKER) ||
        (device == AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT) ||
-       (device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER)) {
+       (device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER) ||
+       (device == AUDIO_DEVICE_OUT_PROXY) ||
+       (device == AUDIO_DEVICE_OUT_AUX_DIGITAL) ||
+       (device == AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET)) {
         if (offload_virtualizer_get_enable_flag(&(virt_ctxt->offload_virt))) {
             offload_virtualizer_set_enable_flag(&(virt_ctxt->offload_virt), false);
             virt_ctxt->temp_disabled = true;
+            if (virt_ctxt->ctl)
+                offload_virtualizer_send_params(virt_ctxt->ctl,
+                                              virt_ctxt->offload_virt,
+                                              OFFLOAD_SEND_VIRTUALIZER_ENABLE_FLAG);
         }
     } else {
         if (!offload_virtualizer_get_enable_flag(&(virt_ctxt->offload_virt)) &&
             virt_ctxt->temp_disabled) {
             offload_virtualizer_set_enable_flag(&(virt_ctxt->offload_virt), true);
             virt_ctxt->temp_disabled = false;
+            if (virt_ctxt->ctl)
+                offload_virtualizer_send_params(virt_ctxt->ctl,
+                                              virt_ctxt->offload_virt,
+                                              OFFLOAD_SEND_VIRTUALIZER_ENABLE_FLAG);
         }
     }
     offload_virtualizer_set_device(&(virt_ctxt->offload_virt), device);
@@ -210,7 +221,9 @@
     virtualizer_context_t *virt_ctxt = (virtualizer_context_t *)context;
 
     ALOGV("%s", __func__);
-    if (!offload_virtualizer_get_enable_flag(&(virt_ctxt->offload_virt))) {
+
+    if (!offload_virtualizer_get_enable_flag(&(virt_ctxt->offload_virt)) &&
+        !(virt_ctxt->temp_disabled)) {
         offload_virtualizer_set_enable_flag(&(virt_ctxt->offload_virt), true);
         if (virt_ctxt->ctl && virt_ctxt->strength)
             offload_virtualizer_send_params(virt_ctxt->ctl,