commit f538cefc0747e6bc2cff296ad295f6a37e17f7a5
author Gopikrishnaiah Anandan <agopik@codeaurora.org> Mon Oct 28 14:06:03 2013 -0700
committer Ravi Kumar Alamanda <ralama@codeaurora.org> Sat Nov 09 10:58:54 2013 -0800
tree 2552484ceca9c39469f97496e67cac895b909d8c
parent ac203d58b046be0095bbc5842176fa5d7c26d9b5

hal: Add support for speaker protection

- Speaker protection feature protects the speaker from
  overheating.

Change-Id: Ida4899534124eba203025915beba662e88a0f403

hal/msm8974/platform.c

diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 47f14e6..5229f9a 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -84,7 +84,6 @@
     int  fluence_type;
     int  btsco_sample_rate;
     bool slowtalk;
-
     /* Audio calibration related functions */
     void *acdb_handle;
     acdb_init_t acdb_init;
@@ -124,6 +123,8 @@
                                      INCALL_MUSIC_UPLINK_PCM_DEVICE},
     [USECASE_INCALL_MUSIC_UPLINK2] = {INCALL_MUSIC_UPLINK2_PCM_DEVICE,
                                       INCALL_MUSIC_UPLINK2_PCM_DEVICE},
+    [USECASE_AUDIO_SPKR_CALIB_RX] = {SPKR_PROT_CALIB_RX_PCM_DEVICE, -1},
+    [USECASE_AUDIO_SPKR_CALIB_TX] = {-1, SPKR_PROT_CALIB_TX_PCM_DEVICE},
 };
 
 /* Array to store sound devices */
@@ -156,6 +157,7 @@
     [SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET] = "voice-anc-fb-headphones",
     [SND_DEVICE_OUT_SPEAKER_AND_ANC_HEADSET] = "speaker-and-anc-headphones",
     [SND_DEVICE_OUT_ANC_HANDSET] = "anc-handset",
+    [SND_DEVICE_OUT_SPEAKER_PROTECTED] = "speaker-protected",
 
     /* Capture sound devices */
     [SND_DEVICE_IN_HANDSET_MIC] = "handset-mic",
@@ -185,6 +187,7 @@
     [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",
+    [SND_DEVICE_IN_CAPTURE_VI_FEEDBACK] = "vi-feedback",
 };
 
 /* ACDB IDs (audio DSP path configuration IDs) for each sound device */
@@ -216,6 +219,7 @@
     [SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET] = 27,
     [SND_DEVICE_OUT_SPEAKER_AND_ANC_HEADSET] = 26,
     [SND_DEVICE_OUT_ANC_HANDSET] = 103,
+    [SND_DEVICE_OUT_SPEAKER_PROTECTED] = 101,
 
     [SND_DEVICE_IN_HANDSET_MIC] = 4,
     [SND_DEVICE_IN_SPEAKER_MIC] = 4, /* ToDo: Check if this needs to changed to 11 */
@@ -245,6 +249,7 @@
     /* TODO: Update with proper acdb ids */
     [SND_DEVICE_IN_VOICE_REC_DMIC] = 62,
     [SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE] = 6,
+    [SND_DEVICE_IN_CAPTURE_VI_FEEDBACK] = 102,
 };
 
 #define DEEP_BUFFER_PLATFORM_DELAY (29*1000LL)
@@ -402,7 +407,7 @@
 
     /* Read one time ssr property */
     audio_extn_ssr_update_enabled(adev);
-
+    audio_extn_spkr_prot_init(adev);
     return my_data;
 }