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Commit 390bcf3e authored by Sudheer Papothi's avatar Sudheer Papothi Committed by Gerrit - the friendly Code Review server
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hal: Performance mode during recording usecase 



Put system in performance mode during start of recording
usecase to meet KPI values of cold start input latency.

Change-Id: I30c202c39b4b15b37e7245fc2f1a427377178baa
Signed-off-by: default avatarSudheer Papothi <spapothi@codeaurora.org>
parent 9ed27121

hal/Android.mk

+4 −0
Original line number Diff line number Diff line
@@ -66,6 +66,10 @@ ifeq ($(strip $(AUDIO_FEATURE_ENABLED_PROXY_DEVICE)),true) 
    LOCAL_CFLAGS += -DAFE_PROXY_ENABLED

endif



ifeq ($(strip $(AUDIO_FEATURE_ENABLED_KPI_OPTIMIZE)),true)

    LOCAL_CFLAGS += -DKPI_OPTIMIZE_ENABLED

endif



ifeq ($(strip $(AUDIO_FEATURE_ENABLED_FM)),true)

    LOCAL_CFLAGS += -DFM_ENABLED

    LOCAL_SRC_FILES += audio_extn/fm.c

hal/audio_extn/audio_extn.c

+66 −0
Original line number Diff line number Diff line
@@ -41,6 +41,7 @@ 


#include <stdlib.h>

#include <errno.h>

#include <dlfcn.h>

#include <cutils/properties.h>

#include <cutils/log.h>
@@ -558,3 +559,68 @@ int32_t audio_extn_read_xml(struct audio_device *adev, uint32_t mixer_card, 
    return 0;

}

#endif /* AUXPCM_BT_ENABLED */



#ifdef KPI_OPTIMIZE_ENABLED

typedef int (*perf_lock_acquire_t)(int, int, int*, int);

typedef int (*perf_lock_release_t)(int);



static void *qcopt_handle;

static perf_lock_acquire_t perf_lock_acq;

static perf_lock_release_t perf_lock_rel;



static int perf_lock_handle;

char opt_lib_path[512] = {0};

int perf_lock_opts[1] = {0x20E};



int audio_extn_perf_lock_init(void)

{

    int ret = 0;

    if (qcopt_handle == NULL) {

        if (property_get("ro.vendor.extension_library",

                         opt_lib_path, NULL) <= 0) {

            ALOGE("%s: Failed getting perf property \n", __func__);

            ret = -EINVAL;

            goto err;

        }

        if ((qcopt_handle = dlopen(opt_lib_path, RTLD_NOW)) == NULL) {

            ALOGE("%s: Failed to open perf handle \n", __func__);

            ret = -EINVAL;

            goto err;

        } else {

            perf_lock_acq = (perf_lock_acquire_t)dlsym(qcopt_handle,

                                                       "perf_lock_acq");

            if (perf_lock_acq == NULL) {

                ALOGE("%s: Perf lock Acquire NULL \n", __func__);

                ret = -EINVAL;

                goto err;

            }

            perf_lock_rel = (perf_lock_release_t)dlsym(qcopt_handle,

                                                       "perf_lock_rel");

            if (perf_lock_rel == NULL) {

                ALOGE("%s: Perf lock Release NULL \n", __func__);

                ret = -EINVAL;

                goto err;

            }

            ALOGE("%s: Perf lock handles Success \n", __func__);

        }

    }

err:

    return ret;

}



void audio_extn_perf_lock_acquire(void)

{

    if (perf_lock_acq)

        perf_lock_handle = perf_lock_acq(perf_lock_handle, 0, perf_lock_opts, 1);

    else

        ALOGE("%s: Perf lock acquire error \n", __func__);

}



void audio_extn_perf_lock_release(void)

{

    if (perf_lock_rel && perf_lock_handle)

        perf_lock_rel(perf_lock_handle);

    else

        ALOGE("%s: Perf lock release error \n", __func__);

}

#endif /* KPI_OPTIMIZE_ENABLED */

hal/audio_extn/audio_extn.h

+10 −0
Original line number Diff line number Diff line
@@ -437,4 +437,14 @@ typedef enum { 


int b64decode(char *inp, int ilen, uint8_t* outp);

int b64encode(uint8_t *inp, int ilen, char* outp);



#ifndef KPI_OPTIMIZE_ENABLED

#define audio_extn_perf_lock_init() (0)

#define audio_extn_perf_lock_acquire() (0)

#define audio_extn_perf_lock_release() (0)

#else

int audio_extn_perf_lock_init(void);

void audio_extn_perf_lock_acquire(void);

void audio_extn_perf_lock_release(void);

#endif /* KPI_OPTIMIZE_ENABLED */

#endif /* AUDIO_EXTN_H */

hal/audio_hw.c

+4 −0
Original line number Diff line number Diff line
@@ -1024,6 +1024,7 @@ int start_input_stream(struct stream_in *in) 
    uc_info->out_snd_device = SND_DEVICE_NONE;



    list_add_tail(&adev->usecase_list, &uc_info->list);

    audio_extn_perf_lock_acquire();

    select_devices(adev, in->usecase);



    ALOGV("%s: Opening PCM device card_id(%d) device_id(%d), channels %d",
@@ -1055,12 +1056,14 @@ int start_input_stream(struct stream_in *in) 
        }

        break;

    }

    audio_extn_perf_lock_release();



    ALOGV("%s: exit", __func__);

    return ret;



error_open:

    stop_input_stream(in);

    audio_extn_perf_lock_release();



error_config:

    adev->active_input = NULL;
@@ -3411,6 +3414,7 @@ static int adev_open_input_stream(struct audio_hw_device *dev, 
    /* This stream could be for sound trigger lab,

       get sound trigger pcm if present */

    audio_extn_sound_trigger_check_and_get_session(in);

    audio_extn_perf_lock_init();



    *stream_in = &in->stream;

    ALOGV("%s: exit", __func__);