commit 8225243c24793daba3e80930f3aef36c7b098267
author Laxminath Kasam <lkasam@codeaurora.org> Fri May 29 18:37:11 2015 +0530
committer Laxminath Kasam <lkasam@codeaurora.org> Mon Jun 22 17:19:52 2015 +0530
tree 50ff368cfc76cd3abf77011210e209230a3fcfaa
parent 73e2ea70d251fce6af944ee1b45ca25cb3f52a6d

hal: audio: add tz_names extn to support from audio platform_info xml

To add Speaker TZ names from audio_platform_info xml, add required
support.

Change-Id: Idd31ed9e7b7235245c3dda4ccb11b47762db5ee8

hal/msm8974/platform.c

diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 28a75df..b30eb97 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -696,6 +696,14 @@
 static int msm_be_id_array_len  =
     sizeof(msm_device_to_be_id) / sizeof(msm_device_to_be_id[0]);
 
+/*
+ * This is a lookup table to map names of speaker device with respective left and right TZ names.
+ * Also the tz names for a particular left or right speaker can be overriden by adding
+ * corresponding entry in audio_platform_info.xml file.
+ */
+struct speaker_device_to_tz_names speaker_device_tz_names = {
+    {SND_DEVICE_OUT_SPEAKER, "", ""},
+};
 
 #define DEEP_BUFFER_PLATFORM_DELAY (29*1000LL)
 #define LOW_LATENCY_PLATFORM_DELAY (13*1000LL)
@@ -1375,6 +1383,22 @@
         return "";
 }
 
+const char *platform_get_spkr_1_tz_name(snd_device_t snd_device)
+{
+    if (snd_device >= SND_DEVICE_MIN && snd_device < SND_DEVICE_MAX)
+        return speaker_device_tz_names.spkr_1_tz_name;
+    else
+        return "";
+}
+
+const char *platform_get_spkr_2_tz_name(snd_device_t snd_device)
+{
+    if (snd_device >= SND_DEVICE_MIN && snd_device < SND_DEVICE_MAX)
+        return speaker_device_tz_names.spkr_2_tz_name;
+    else
+        return "";
+}
+
 int platform_get_snd_device_name_extn(void *platform, snd_device_t snd_device,
                                       char *device_name)
 {
@@ -3993,3 +4017,32 @@
 done:
     return ret;
 }
+
+int platform_set_spkr_device_tz_names(snd_device_t index,
+                                      const char *spkr_1_tz_name, const char *spkr_2_tz_name)
+{
+    int ret = 0;
+
+    if (spkr_1_tz_name == NULL && spkr_2_tz_name == NULL) {
+        ALOGE("%s: Invalid input", __func__);
+        ret = -EINVAL;
+        goto done;
+    }
+    if (index != speaker_device_tz_names.snd_device) {
+        ALOGE("%s: not matching speaker device\n");
+        ret = -EINVAL;
+        goto done;
+    }
+    ALOGD("%s: Enter, spkr_1_tz_name :%s, spkr_2_tz_name:%s",
+           __func__, spkr_1_tz_name, spkr_2_tz_name);
+
+    if (spkr_1_tz_name != NULL)
+        strlcpy(speaker_device_tz_names.spkr_1_tz_name, spkr_1_tz_name,
+                sizeof(speaker_device_tz_names.spkr_1_tz_name));
+
+    if (spkr_2_tz_name != NULL)
+        strlcpy(speaker_device_tz_names.spkr_2_tz_name, spkr_2_tz_name,
+                sizeof(speaker_device_tz_names.spkr_2_tz_name));
+done:
+    return ret;
+}