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Commit 5e2ad4a5 authored by Manish Dewangan's avatar Manish Dewangan Committed by Garmond Leung
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audio: hal: Add property to disable keep alive 

-This property needs to be enabled for measuring KPI on hdmi device
 otherwise KPI values are not correct as keep alive thread insterts
 silence.

Change-Id: I25198d29962b0b85d38cbfa03b15d6189a080cbf
parent 715b142a

hal/audio_extn/keep_alive.c

+18 −1
Original line number Diff line number Diff line
@@ -49,6 +49,7 @@ typedef enum { 
    STATE_DEINIT = -1,

    STATE_IDLE,

    STATE_ACTIVE,

    STATE_DISABLED,

} state_t;



typedef enum {
@@ -93,6 +94,13 @@ void audio_extn_keep_alive_init(struct audio_device *adev) 
    ka.userdata = adev;

    ka.state = STATE_IDLE;

    ka.pcm = NULL;



    if (property_get_bool("audio.keep_alive.disabled", false)) {

        ALOGE("keep alive disabled");

        ka.state = STATE_DISABLED;

        return;

    }



    pthread_mutex_init(&ka.lock, (const pthread_mutexattr_t *) NULL);

    pthread_cond_init(&ka.cond, (const pthread_condattr_t *) NULL);

    pthread_cond_init(&ka.wake_up_cond, (const pthread_condattr_t *) NULL);
@@ -108,7 +116,7 @@ void audio_extn_keep_alive_init(struct audio_device *adev) 


static void send_cmd_l(request_t r)

{

    if (ka.state == STATE_DEINIT)

    if (ka.state == STATE_DEINIT || ka.state == STATE_DISABLED)

        return;



    struct keep_alive_cmd *cmd =
@@ -193,6 +201,9 @@ void audio_extn_keep_alive_start() 
    struct audio_usecase *usecase;

    int32_t sample_rate = DEFAULT_OUTPUT_SAMPLING_RATE;



    if (ka.state == STATE_DISABLED)

        return;



    pthread_mutex_lock(&ka.lock);



    if (ka.state == STATE_DEINIT) {
@@ -317,6 +328,9 @@ void audio_extn_keep_alive_stop() 
{

    struct audio_device * adev = (struct audio_device *)ka.userdata;



    if (ka.state == STATE_DISABLED)

        return;



    pthread_mutex_lock(&ka.lock);



    if ((ka.state == STATE_DEINIT) || (ka.state == STATE_IDLE))
@@ -359,6 +373,9 @@ int audio_extn_keep_alive_set_parameters(struct audio_device *adev __unused, 
    char value[32];

    int ret;



    if (ka.state == STATE_DISABLED)

        return;



    ret = str_parms_get_str(parms, AUDIO_PARAMETER_DEVICE_CONNECT, value, sizeof(value));

    if (ret >= 0) {

        int val = atoi(value);