commit aafda4b75f6e257ed32fd755676480eff2b598fd
author Yamit Mehta <ymehta@codeaurora.org> Mon Jul 13 12:51:33 2015 +0530
committer Gerrit - the friendly Code Review server <code-review@localhost> Tue Jul 21 21:42:12 2015 -0700
tree e42dbab5b488e4ef3d4f28a202198f185209def9
parent c48f90134b5de25ea10eba3e83b7aec505b94a62

hal: add FM_TUNER capture support

Add FM_TUNER as supported capture source and device.
Remove unused FM devices.

Change-Id: I575125ca485d41b04e31d60f37619037329b0895

hal/audio_hw.c

diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 126f3b0..2201a17 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -1033,7 +1033,9 @@
     struct audio_device *adev = in->dev;
     int snd_card_status = get_snd_card_state(adev);
 
-    in->usecase = platform_update_usecase_from_source(in->source,in->usecase);
+    int usecase = platform_update_usecase_from_source(in->source,in->usecase);
+    if (get_usecase_from_list(adev, usecase) == NULL)
+        in->usecase = usecase;
     ALOGD("%s: enter: stream(%p)usecase(%d: %s)",
           __func__, &in->stream, in->usecase, use_case_table[in->usecase]);
 
@@ -1049,8 +1051,13 @@
     if (ret)
         goto error_config;
     else
-        ALOGD("%s: Updated usecase(%d: %s)",
-              __func__, in->usecase, use_case_table[in->usecase]);
+        ALOGV("%s: usecase(%d)", __func__, in->usecase);
+
+    if (get_usecase_from_list(adev, in->usecase) != NULL) {
+        ALOGE("%s: use case assigned already in use, stream(%p)usecase(%d: %s)",
+            __func__, &in->stream, in->usecase, use_case_table[in->usecase]);
+        goto error_config;
+    }
 
     in->pcm_device_id = platform_get_pcm_device_id(in->usecase, PCM_CAPTURE);
     if (in->pcm_device_id < 0) {