hal: add support for app type config in HFP call (e3b99563) · Commits · e / os / android_hardware_qcom_audio

hal/Android.mk

+1 −0

Original line number	Diff line number	Diff line
		@@ -60,6 +60,7 @@ LOCAL_SRC_FILES := \
		platform_info.c \
		audio_extn/ext_speaker.c \
		audio_extn/audio_extn.c \
		audio_extn/utils.c \
		$(AUDIO_PLATFORM)/platform.c

		ifdef MULTIPLE_HW_VARIANTS_ENABLED

hal/audio_extn/audio_extn.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -105,6 +105,9 @@ void audio_extn_dsm_feedback_enable(struct audio_device *adev,
		bool benable);
		#endif

		void audio_extn_utils_send_default_app_type_cfg(void platform, struct mixer mixer);
		int audio_extn_utils_send_app_type_cfg(struct audio_device *adev,
		struct audio_usecase *usecase);
		#ifndef HWDEP_CAL_ENABLED
		#define audio_extn_hwdep_cal_send(snd_card, acdb_handle) (0)
		#else

hal/audio_extn/utils.c

0 → 100644

+179 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2016 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		#define LOG_TAG "audio_hw_utils"
		//#define LOG_NDEBUG 0

		#include <errno.h>
		#include <cutils/properties.h>
		#include <cutils/config_utils.h>
		#include <stdlib.h>
		#include <dlfcn.h>
		#include <cutils/str_parms.h>
		#include <cutils/log.h>
		#include <cutils/misc.h>

		#include "audio_hw.h"
		#include "platform.h"
		#include "platform_api.h"
		#include "audio_extn.h"

		#define MAX_LENGTH_MIXER_CONTROL_IN_INT 128

		static int set_mixer_ctrl(struct audio_device *adev,
		int pcm_device_id, int app_type,
		int acdb_dev_id, int sample_rate, int stream_type)
		{

		char mixer_ctl_name[MAX_LENGTH_MIXER_CONTROL_IN_INT];
		struct mixer_ctl *ctl;
		int app_type_cfg[MAX_LENGTH_MIXER_CONTROL_IN_INT], len = 0, rc = 0;

		if (stream_type == PCM_PLAYBACK) {
		snprintf(mixer_ctl_name, sizeof(mixer_ctl_name),
		"Audio Stream %d App Type Cfg", pcm_device_id);
		} else if (stream_type == PCM_CAPTURE) {
		snprintf(mixer_ctl_name, sizeof(mixer_ctl_name),
		"Audio Stream Capture %d App Type Cfg", pcm_device_id);
		}

		ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
		if (!ctl) {
		ALOGE("%s: Could not get ctl for mixer cmd - %s",
		__func__, mixer_ctl_name);
		rc = -EINVAL;
		goto exit;
		}
		app_type_cfg[len++] = app_type;
		app_type_cfg[len++] = acdb_dev_id;
		app_type_cfg[len++] = sample_rate;
		ALOGV("%s: stream type %d app_type %d, acdb_dev_id %d sample rate %d",
		__func__, stream_type, app_type, acdb_dev_id, sample_rate);
		mixer_ctl_set_array(ctl, app_type_cfg, len);

		exit:
		return rc;
		}

		void audio_extn_utils_send_default_app_type_cfg(void platform, struct mixer mixer)
		{
		int app_type_cfg[MAX_LENGTH_MIXER_CONTROL_IN_INT] = {-1};
		int length = 0, app_type = 0,rc = 0;
		struct mixer_ctl *ctl = NULL;
		const char *mixer_ctl_name = "App Type Config";

		ctl = mixer_get_ctl_by_name(mixer, mixer_ctl_name);
		if (!ctl) {
		ALOGE("%s: Could not get ctl for mixer cmd - %s",__func__, mixer_ctl_name);
		return;
		}
		rc = platform_get_default_app_type_v2(platform, PCM_PLAYBACK, &app_type);
		if (rc == 0) {
		app_type_cfg[length++] = 1;
		app_type_cfg[length++] = app_type;
		app_type_cfg[length++] = 48000;
		app_type_cfg[length++] = 16;
		mixer_ctl_set_array(ctl, app_type_cfg, length);
		}
		return;
		}

		int audio_extn_utils_send_app_type_cfg(struct audio_device *adev,
		struct audio_usecase *usecase)
		{
		struct mixer_ctl *ctl;
		int pcm_device_id, acdb_dev_id = 0, snd_device = usecase->out_snd_device;
		int32_t sample_rate = DEFAULT_OUTPUT_SAMPLING_RATE;
		int app_type = 0, rc = 0;

		ALOGV("%s", __func__);

		if (usecase->type != PCM_HFP_CALL) {
		ALOGV("%s: not a playback or HFP path, no need to cfg app type", __func__);
		rc = 0;
		goto exit_send_app_type_cfg;
		}
		if ((usecase->id != USECASE_AUDIO_HFP_SCO) &&
		(usecase->id != USECASE_AUDIO_HFP_SCO_WB)) {
		ALOGV("%s: a playback path where app type cfg is not required", __func__);
		rc = 0;
		goto exit_send_app_type_cfg;
		}

		snd_device = usecase->out_snd_device;
		pcm_device_id = platform_get_pcm_device_id(usecase->id, PCM_PLAYBACK);

		snd_device = (snd_device == SND_DEVICE_OUT_SPEAKER) ?
		audio_extn_get_spkr_prot_snd_device(snd_device) : snd_device;
		acdb_dev_id = platform_get_snd_device_acdb_id(snd_device);
		if (acdb_dev_id < 0) {
		ALOGE("%s: Couldn't get the acdb dev id", __func__);
		rc = -EINVAL;
		goto exit_send_app_type_cfg;
		}

		if (usecase->type == PCM_HFP_CALL) {

		/* config HFP session:1 playback path */
		rc = platform_get_default_app_type_v2(adev->platform, PCM_PLAYBACK, &app_type);
		if (rc < 0)
		goto exit_send_app_type_cfg;

		sample_rate= CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
		rc = set_mixer_ctrl(adev, pcm_device_id, app_type,
		acdb_dev_id, sample_rate, PCM_PLAYBACK);
		if (rc < 0)
		goto exit_send_app_type_cfg;
		/* config HFP session:1 capture path */
		rc = platform_get_default_app_type_v2(adev->platform, PCM_CAPTURE, &app_type);

		if (rc == 0) {
		rc = set_mixer_ctrl(adev, pcm_device_id, app_type,
		acdb_dev_id, sample_rate, PCM_CAPTURE);
		if (rc < 0)
		goto exit_send_app_type_cfg;
		}
		/* config HFP session:2 capture path */
		pcm_device_id = HFP_ASM_RX_TX;
		snd_device = usecase->in_snd_device;
		acdb_dev_id = platform_get_snd_device_acdb_id(snd_device);
		if (acdb_dev_id <= 0) {
		ALOGE("%s: Couldn't get the acdb dev id", __func__);
		rc = -EINVAL;
		goto exit_send_app_type_cfg;
		}
		rc = platform_get_default_app_type_v2(adev->platform, PCM_CAPTURE, &app_type);
		if (rc == 0) {
		rc = set_mixer_ctrl(adev, pcm_device_id, app_type,
		acdb_dev_id, sample_rate, PCM_CAPTURE);
		if (rc < 0)
		goto exit_send_app_type_cfg;
		}

		/* config HFP session:2 playback path */
		rc = platform_get_default_app_type_v2(adev->platform, PCM_PLAYBACK, &app_type);
		if (rc == 0) {
		rc = set_mixer_ctrl(adev, pcm_device_id, app_type,
		acdb_dev_id, sample_rate, PCM_PLAYBACK);
		if (rc < 0)
		goto exit_send_app_type_cfg;
		}
		}

		rc = 0;
		exit_send_app_type_cfg:
		return rc;
		}

hal/audio_hw.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -547,6 +547,7 @@ int enable_audio_route(struct audio_device *adev,
		else
		snd_device = usecase->out_snd_device;

		audio_extn_utils_send_app_type_cfg(adev, usecase);
		strcpy(mixer_path, use_case_table[usecase->id]);
		platform_add_backend_name(adev->platform, mixer_path, snd_device);
		ALOGD("%s: usecase(%d) apply and update mixer path: %s", __func__, usecase->id, mixer_path);
		@@ -3704,6 +3705,7 @@ static int adev_open(const hw_module_t module, const char name,
		}
		}

		audio_extn_utils_send_default_app_type_cfg(adev->platform, adev->mixer);
		audio_device_ref_count++;

		if (property_get("audio_hal.period_multiplier", value, NULL) > 0) {

hal/msm8916/platform.c

+52 −6

Original line number	Diff line number	Diff line
		@@ -56,6 +56,10 @@
		/* EDID format ID for LPCM audio */
		#define EDID_FORMAT_LPCM 1

		/* fallback app type if the default app type from acdb loader fails */
		#define DEFAULT_APP_TYPE_RX_PATH 0x11130
		#define DEFAULT_APP_TYPE_TX_PATH 0x11132

		/* Retry for delay in FW loading*/
		#define RETRY_NUMBER 20
		#define RETRY_US 500000
		@@ -89,6 +93,11 @@ enum {
		CAL_MODE_RTAC = 0x4
		};

		enum {
		BUFF_IDX_0 = 0,
		BUFF_IDX_1 = 1,
		};

		#define PLATFORM_CONFIG_KEY_OPERATOR_INFO "operator_info"

		struct operator_info {
		@@ -111,6 +120,7 @@ static struct listnode *operator_specific_device_table[SND_DEVICE_MAX];
		typedef void (*acdb_deallocate_t)();
		typedef int (acdb_init_v2_cvd_t)(const char , char *, int);
		typedef void (*acdb_send_audio_cal_t)(int, int);
		typedef void (*acdb_send_audio_cal_v3_t)(int, int, int , int, int);
		typedef void (*acdb_send_voice_cal_t)(int, int);
		typedef int (*acdb_reload_vocvoltable_t)(int);
		typedef int (acdb_loader_get_calibration_t)(char attr, int size, void *data);
		@@ -131,6 +141,7 @@ struct platform_data {
		acdb_init_v2_cvd_t acdb_init;
		acdb_deallocate_t acdb_deallocate;
		acdb_send_audio_cal_t acdb_send_audio_cal;
		acdb_send_audio_cal_v3_t acdb_send_audio_cal_v3;
		acdb_send_voice_cal_t acdb_send_voice_cal;
		acdb_reload_vocvoltable_t acdb_reload_vocvoltable;
		void *hw_info;
		@@ -942,6 +953,12 @@ void platform_init(struct audio_device adev)
		ALOGE("%s: Could not find the symbol acdb_loader_deallocate_ACDB from %s",
		__func__, LIB_ACDB_LOADER);

		my_data->acdb_send_audio_cal_v3 = (acdb_send_audio_cal_t)dlsym(my_data->acdb_handle,
		"acdb_loader_send_audio_cal_v3");
		if (!my_data->acdb_send_audio_cal_v3)
		ALOGE("%s: Could not find the symbol acdb_send_audio_cal from %s",
		__func__, LIB_ACDB_LOADER);

		my_data->acdb_send_audio_cal = (acdb_send_audio_cal_t)dlsym(my_data->acdb_handle,
		"acdb_loader_send_audio_cal");
		if (!my_data->acdb_send_audio_cal)
		@@ -1226,6 +1243,20 @@ done:
		return ret;
		}

		int platform_get_default_app_type_v2(void platform, usecase_type_t type, int app_type)
		{
		ALOGV("%s: platform: %p, type: %d", __func__, platform, type);
		int rc = 0;
		if (type == PCM_CAPTURE) {
		*app_type = DEFAULT_APP_TYPE_TX_PATH;
		} else if (type == PCM_PLAYBACK) {
		*app_type = DEFAULT_APP_TYPE_RX_PATH;
		} else {
		rc = -EINVAL;
		}
		return rc;
		}

		int platform_get_snd_device_acdb_id(snd_device_t snd_device)
		{
		if ((snd_device < SND_DEVICE_MIN) \|\| (snd_device >= SND_DEVICE_MAX)) {
		@@ -1243,6 +1274,7 @@ int platform_send_audio_calibration(void *platform, snd_device_t snd_device)
		{
		struct platform_data my_data = (struct platform_data )platform;
		int acdb_dev_id, acdb_dev_type;
		int sample_rate = CODEC_BACKEND_DEFAULT_SAMPLE_RATE;

		acdb_dev_id = acdb_device_table[audio_extn_get_spkr_prot_snd_device(snd_device)];
		if (acdb_dev_id < 0) {
		@@ -1250,14 +1282,28 @@ int platform_send_audio_calibration(void *platform, snd_device_t snd_device)
		__func__, snd_device);
		return -EINVAL;
		}
		if (my_data->acdb_send_audio_cal) {
		ALOGV("%s: sending audio calibration for snd_device(%d) acdb_id(%d)",
		__func__, snd_device, acdb_dev_id);
		if (snd_device >= SND_DEVICE_OUT_BEGIN &&
		snd_device < SND_DEVICE_OUT_END)
		if (snd_device >= SND_DEVICE_OUT_BEGIN && snd_device < SND_DEVICE_OUT_END)
		acdb_dev_type = ACDB_DEV_TYPE_OUT;
		else
		acdb_dev_type = ACDB_DEV_TYPE_IN;

		if ((my_data->acdb_send_audio_cal_v3) && (snd_device == SND_DEVICE_IN_VOICE_SPEAKER_MIC_HFP)) {
		/* TX path calibration */
		my_data->acdb_send_audio_cal_v3(acdb_dev_id, ACDB_DEV_TYPE_IN,
		DEFAULT_APP_TYPE_TX_PATH, sample_rate, BUFF_IDX_0);
		my_data->acdb_send_audio_cal_v3(acdb_dev_id, ACDB_DEV_TYPE_OUT,
		DEFAULT_APP_TYPE_RX_PATH, sample_rate, BUFF_IDX_0);
		} else if ((my_data->acdb_send_audio_cal_v3) && (snd_device == SND_DEVICE_OUT_VOICE_SPEAKER_HFP)) {
		/* RX path calibration */
		ALOGV("%s: sending audio calibration for snd_device(%d) acdb_id(%d)",
		__func__, snd_device, acdb_dev_id);
		my_data->acdb_send_audio_cal_v3(acdb_dev_id, ACDB_DEV_TYPE_IN,
		DEFAULT_APP_TYPE_TX_PATH, sample_rate, BUFF_IDX_1);
		my_data->acdb_send_audio_cal_v3(acdb_dev_id, ACDB_DEV_TYPE_OUT,
		DEFAULT_APP_TYPE_RX_PATH, sample_rate, BUFF_IDX_1);
		} else if (my_data->acdb_send_audio_cal) {
		my_data->acdb_send_audio_cal(acdb_dev_id, acdb_dev_type);
		}
		return 0;