commit db1b4f9cc919e30a4c47699b01d593a81f6f6a1e
author Md Mansoor Ahmed <mansoor@codeaurora.org> Thu Jan 25 18:56:31 2018 +0530
committer Gerrit - the friendly Code Review server <code-review@localhost> Mon Jan 29 21:00:33 2018 -0800
tree 733e3532ef183227d4c665ba424fdb322ffa3e14
parent cc8d7f658a6e66e8cb660b2c450b60cf3b707107

hal: Update keep_alive to support silence playback on non-hdmi devices

Keep_alive can now handle silence playback on multiple concurrent
devices such as primary output devices as well as HDMI

Change-Id: I08cbec51394d23255e1a61928e0b2cad552b2ac0
Signed-off-by: Md Mansoor Ahmed <mansoor@codeaurora.org>

hal/msm8974/platform.c

diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
old mode 100644
new mode 100755
index b708a48..da2ccb6
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -367,7 +367,7 @@
                                           AFE_PROXY_RECORD_PCM_DEVICE},
     [USECASE_AUDIO_RECORD_AFE_PROXY] = {AFE_PROXY_PLAYBACK_PCM_DEVICE,
                                         AFE_PROXY_RECORD_PCM_DEVICE},
-    [USECASE_AUDIO_PLAYBACK_EXT_DISP_SILENCE] = {MULTIMEDIA9_PCM_DEVICE, -1},
+    [USECASE_AUDIO_PLAYBACK_SILENCE] = {MULTIMEDIA9_PCM_DEVICE, -1},
     [USECASE_AUDIO_TRANSCODE_LOOPBACK] = {TRANSCODE_LOOPBACK_RX_DEV_ID, TRANSCODE_LOOPBACK_TX_DEV_ID},
 
     [USECASE_AUDIO_PLAYBACK_VOIP] = {AUDIO_PLAYBACK_VOIP_PCM_DEVICE, AUDIO_PLAYBACK_VOIP_PCM_DEVICE},
@@ -894,7 +894,7 @@
     {TO_NAME_INDEX(USECASE_AUDIO_SPKR_CALIB_TX)},
     {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_AFE_PROXY)},
     {TO_NAME_INDEX(USECASE_AUDIO_RECORD_AFE_PROXY)},
-    {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_EXT_DISP_SILENCE)},
+    {TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_SILENCE)},
 };
 
 #define NO_COLS 2
@@ -2496,6 +2496,9 @@
     if (property_get_bool("vendor.audio.apptype.multirec.enabled", false))
         my_data->use_generic_handset = true;
 
+    /* Initialize keep alive for HDMI/loopback silence */
+    audio_extn_keep_alive_init(adev);
+
     my_data->edid_info = NULL;
     free(snd_card_name);
     free(snd_card_name_t);
@@ -2506,6 +2509,8 @@
 {
     struct platform_data *my_data = (struct platform_data *)platform;
 
+    audio_extn_keep_alive_deinit();
+
     if (my_data->edid_info) {
         free(my_data->edid_info);
         my_data->edid_info = NULL;