commit 674837a6ea5d4446df763b1f66e8fb7fd8f70d15
author Anish Kumar <kanish@codeaurora.org> Thu Apr 17 12:42:20 2014 -0700
committer Anish Kumar <kanish@codeaurora.org> Fri May 02 11:36:16 2014 -0700
tree 5475a463ffde24967b29e63f31209c511e9b1b3f
parent a593da0c61b46674935571fd5c07c47be4596c25

hal: Set echo reference from mixer file

Set echo reference from mixer file.
Change-Id: I8b9d1209002ead0f82eb6052d41ab00ba41ce6a2

hal/msm8960/platform.c

diff --git a/hal/msm8960/platform.c b/hal/msm8960/platform.c
index dacf68e..09f08ca 100644
--- a/hal/msm8960/platform.c
+++ b/hal/msm8960/platform.c
@@ -193,20 +193,14 @@
 #define DEEP_BUFFER_PLATFORM_DELAY (29*1000LL)
 #define LOW_LATENCY_PLATFORM_DELAY (13*1000LL)
 
-static int set_echo_reference(struct mixer *mixer, const char* ec_ref)
+static void set_echo_reference(struct audio_device *adev, bool enable)
 {
-    struct mixer_ctl *ctl;
-    const char *mixer_ctl_name = "EC_REF_RX";
+    if (enable)
+        audio_route_apply_and_update_path(adev->audio_route, "echo-reference");
+    else
+        audio_route_reset_and_update_path(adev->audio_route, "echo-reference");
 
-    ctl = mixer_get_ctl_by_name(mixer, mixer_ctl_name);
-    if (!ctl) {
-        ALOGE("%s: Could not get ctl for mixer cmd - %s",
-              __func__, mixer_ctl_name);
-        return -EINVAL;
-    }
-    ALOGV("Setting EC Reference: %s", ec_ref);
-    mixer_ctl_set_enum_by_string(ctl, ec_ref);
-    return 0;
+    ALOGV("Setting EC Reference: %d", enable);
 }
 
 void *platform_init(struct audio_device *adev)
@@ -738,9 +732,9 @@
                 } else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
                     snd_device = SND_DEVICE_IN_HEADSET_MIC_AEC;
                 }
-                set_echo_reference(adev->mixer, "SLIM_RX");
+                set_echo_reference(adev, true);
             } else
-                set_echo_reference(adev->mixer, "NONE");
+                set_echo_reference(adev, false);
         }
     } else if (source == AUDIO_SOURCE_DEFAULT) {
         goto exit;