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Commit e4078edc authored by Karthik Reddy Katta's avatar Karthik Reddy Katta
Browse files

hal: Add source tracking support for bear family PLs 

Add necessary changes in audio HAL to support source
tracking feature for bear family PLs.

Change-Id: Ib455933c14fd4cb920ab5e19d879a48ef61686a3
parent 06675a84

hal/msm8916/platform.c

+50 −3
Original line number Diff line number Diff line
@@ -3944,8 +3944,55 @@ int platform_get_subsys_image_name(char *buf) 
    return 0;

}



int platform_set_audio_device_interface(const char * device_name __unused,

                                        const char *intf_name __unused)

/*

 * This is a lookup table to map android audio input device to audio h/w interface (backend).

 * The table can be extended for other input devices by adding appropriate entries.

 * Also the audio interface for a particular input device can be overriden by adding

 * corresponding entry in audio_platform_info.xml file.

 */

struct audio_device_to_audio_interface audio_device_to_interface_table[] = {

    {AUDIO_DEVICE_IN_BUILTIN_MIC, ENUM_TO_STRING(AUDIO_DEVICE_IN_BUILTIN_MIC), "TERT_MI2S"},

    {AUDIO_DEVICE_IN_BACK_MIC, ENUM_TO_STRING(AUDIO_DEVICE_IN_BACK_MIC), "TERT_MI2S"},

};



int audio_device_to_interface_table_len  =

    sizeof(audio_device_to_interface_table) / sizeof(audio_device_to_interface_table[0]);





int platform_set_audio_device_interface(const char * device_name,

                                        const char *intf_name)

{

    return -ENOSYS;

    int ret = 0;

    int i;



    if (device_name == NULL || intf_name == NULL) {

        ALOGE("%s: Invalid input", __func__);



        ret = -EINVAL;

        goto done;

    }



    ALOGD("%s: Enter, device name:%s, intf name:%s", __func__, device_name, intf_name);



    size_t device_name_len = strlen(device_name);

    for (i = 0; i < audio_device_to_interface_table_len; i++) {

        char* name = audio_device_to_interface_table[i].device_name;

        size_t name_len = strlen(name);

        if ((name_len == device_name_len) &&

            (strncmp(device_name, name, name_len) == 0)) {

            ALOGD("%s: Matched device name:%s, overwrite intf name with %s",

                  __func__, device_name, intf_name);



            strlcpy(audio_device_to_interface_table[i].interface_name, intf_name,

                    sizeof(audio_device_to_interface_table[i].interface_name));

            goto done;

        }

    }

    ALOGE("%s: Could not find matching device name %s",

            __func__, device_name);



    ret = -EINVAL;



done:

    return ret;

}

hal/msm8916/platform.h

+8 −0
Original line number Diff line number Diff line
@@ -300,4 +300,12 @@ enum { 
 */

#define DEVICE_PARAM_MUTE_ID    0

#define DEVICE_PARAM_LATENCY_ID 1



#define ENUM_TO_STRING(X) #X



struct audio_device_to_audio_interface {

    audio_devices_t device;

    char device_name[100];

    char interface_name[100];

};

#endif // QCOM_AUDIO_PLATFORM_H