commit 6bd8dbf4003de4df0747c972443339f648001084
author Apoorv Raghuvanshi <apoorvr@codeaurora.org> Sat Oct 19 18:37:52 2013 -0700
committer Gerrit - the friendly Code Review server <code-review@localhost> Tue Oct 22 13:27:32 2013 -0700
tree 8439b6e008ecd4e0cb4ea64c634bbb8d866716ec
parent 6178a3f6183329587ecaf6501d254379eb9845b2

hal: Support for stereo recording audio feature

Add support for stereo recording audio feature

Change-Id: I0616bd0292be62d5d6520eb13e3664b15a95bc29

hal/msm8974/platform.c

diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index dc3857b..d2626af 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -172,6 +172,8 @@
     [SND_DEVICE_IN_CAPTURE_FM] = "capture-fm",
     [SND_DEVICE_IN_AANC_HANDSET_MIC] = "aanc-handset-mic",
     [SND_DEVICE_IN_QUAD_MIC] = "quad-mic",
+    [SND_DEVICE_IN_HANDSET_STEREO_DMIC] = "handset-stereo-dmic-ef",
+    [SND_DEVICE_IN_SPEAKER_STEREO_DMIC] = "speaker-stereo-dmic-ef",
 };
 
 /* ACDB IDs (audio DSP path configuration IDs) for each sound device */
@@ -227,6 +229,8 @@
     [SND_DEVICE_IN_CAPTURE_FM] = 0,
     [SND_DEVICE_IN_AANC_HANDSET_MIC] = 104,
     [SND_DEVICE_IN_QUAD_MIC] = 46,
+    [SND_DEVICE_IN_HANDSET_STEREO_DMIC] = 34,
+    [SND_DEVICE_IN_SPEAKER_STEREO_DMIC] = 35,
     /* TODO: Update with proper acdb ids */
     [SND_DEVICE_IN_VOICE_REC_DMIC] = 62,
     [SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE] = 6,
@@ -799,6 +803,8 @@
         if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
             if (audio_extn_ssr_get_enabled() && channel_count == 6)
                 snd_device = SND_DEVICE_IN_QUAD_MIC;
+            else if (channel_count > 1)
+                snd_device = SND_DEVICE_IN_HANDSET_STEREO_DMIC;
             else
                 snd_device = SND_DEVICE_IN_HANDSET_MIC;
         } else if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
@@ -828,7 +834,10 @@
         } else if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
             snd_device = SND_DEVICE_IN_HEADSET_MIC;
         } else if (out_device & AUDIO_DEVICE_OUT_SPEAKER) {
-            snd_device = SND_DEVICE_IN_SPEAKER_MIC;
+            if (channel_count > 1)
+                snd_device = SND_DEVICE_IN_SPEAKER_STEREO_DMIC;
+            else
+                snd_device = SND_DEVICE_IN_SPEAKER_MIC;
         } else if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADPHONE) {
             snd_device = SND_DEVICE_IN_HANDSET_MIC;
         } else if (out_device & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET) {

hal/msm8974/platform.h

diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index bc1e784..fe55f1b 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -105,6 +105,8 @@
     SND_DEVICE_IN_CAPTURE_FM,
     SND_DEVICE_IN_AANC_HANDSET_MIC,
     SND_DEVICE_IN_QUAD_MIC,
+    SND_DEVICE_IN_HANDSET_STEREO_DMIC,
+    SND_DEVICE_IN_SPEAKER_STEREO_DMIC,
     SND_DEVICE_IN_END,
 
     SND_DEVICE_MAX = SND_DEVICE_IN_END,