Add WBS support on Bluedroid (2/6) (4b59ce28) · Commits · e / os / android_packages_modules_Bluetooth

system/bta/ag/bta_ag_act.c

+52 −0

Original line number	Diff line number	Diff line
		@@ -423,6 +423,10 @@ void bta_ag_rfc_close(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		#if (BTM_WBS_INCLUDED == TRUE )
		p_scb->peer_codecs = BTA_AG_CODEC_NONE;
		p_scb->sco_codec = BTA_AG_CODEC_NONE;
		/* Clear these flags upon SLC teardown */
		p_scb->codec_updated = FALSE;
		p_scb->codec_fallback = FALSE;
		p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
		#endif
		p_scb->role = 0;
		p_scb->post_sco = BTA_AG_POST_SCO_NONE;
		@@ -876,3 +880,51 @@ void bta_ag_rcvd_slc_ready(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		}
		}

		/*******************************************************************************
		**
		** Function bta_ag_setcodec
		**
		** Description Handle API SetCodec
		**
		**
		** Returns void
		**
		*******************************************************************************/
		void bta_ag_setcodec(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		{
		#if (BTM_WBS_INCLUDED == TRUE )
		tBTA_AG_PEER_CODEC codec_type = p_data->api_setcodec.codec;
		tBTA_AG_VAL val;

		/* Check if the requested codec type is valid */
		if((codec_type != BTA_AG_CODEC_NONE) &&
		(codec_type != BTA_AG_CODEC_CVSD) &&
		(codec_type != BTA_AG_CODEC_MSBC))
		{
		val.num = codec_type;
		val.hdr.status = BTA_AG_FAIL_RESOURCES;
		APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
		(bta_ag_cb.p_cback)(BTA_AG_WBS_EVT, (tBTA_AG ) &val);
		return;
		}

		if((p_scb->peer_codecs & codec_type) \|\| (codec_type == BTA_AG_CODEC_NONE) \|\|
		(codec_type == BTA_AG_CODEC_CVSD))
		{
		p_scb->sco_codec = codec_type;
		p_scb->codec_updated = TRUE;
		val.num = codec_type;
		val.hdr.status = BTA_AG_SUCCESS;
		APPL_TRACE_DEBUG("bta_ag_setcodec: Updated codec type %d", codec_type);
		}
		else
		{
		val.num = codec_type;
		val.hdr.status = BTA_AG_FAIL_RESOURCES;
		APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
		}

		(bta_ag_cb.p_cback)(BTA_AG_WBS_EVT, (tBTA_AG ) &val);
		#endif
		}

system/bta/ag/bta_ag_cmd.c

100644 → 100755

+9 −43

Original line number	Diff line number	Diff line
		@@ -1203,7 +1203,10 @@ void bta_ag_at_hfp_cback(tBTA_AG_SCB *p_scb, UINT16 cmd, UINT8 arg_type,
		p_scb->sco_codec = UUID_CODEC_CVSD;
		APPL_TRACE_DEBUG("Received AT+BAC, updating sco codec to CVSD");
		}

		/* The above logic sets the stack preferred codec based on local and peer codec
		capabilities. This can be overridden by the application depending on its preference
		using the bta_ag_setcodec API. We send the peer_codecs to the application. */
		val.num = p_scb->peer_codecs;
		/* Received BAC while in codec negotiation. */
		if ((bta_ag_cb.sco.state == BTA_AG_SCO_CODEC_ST) && (bta_ag_cb.sco.p_curr_scb == p_scb))
		{
		@@ -1218,6 +1221,8 @@ void bta_ag_at_hfp_cback(tBTA_AG_SCB *p_scb, UINT16 cmd, UINT8 arg_type,
		break;

		case BTA_AG_HF_CMD_BCS:
		bta_ag_send_ok(p_scb);

		/* stop cn timer */
		bta_sys_stop_timer(&p_scb->cn_timer);

		@@ -1241,7 +1246,8 @@ void bta_ag_at_hfp_cback(tBTA_AG_SCB *p_scb, UINT16 cmd, UINT8 arg_type,
		else
		bta_ag_sco_codec_nego(p_scb, FALSE);

		bta_ag_send_ok(p_scb);
		/* send final codec info to callback */
		val.num = codec_sent;
		break;

		case BTA_AG_HF_CMD_BCC:
		@@ -1718,47 +1724,6 @@ void bta_ag_result(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		}
		}

		/*******************************************************************************
		**
		** Function bta_ag_setcodec
		**
		** Description Handle API SetCodec
		**
		**
		** Returns void
		**
		*******************************************************************************/
		void bta_ag_setcodec(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		{
		#if (BTM_WBS_INCLUDED == TRUE )
		tBTA_AG_PEER_CODEC codec_type = p_data->api_setcodec.codec;

		/* Check if the requested codec type is valid */
		if((codec_type != BTA_AG_CODEC_NONE) &&
		(codec_type != BTA_AG_CODEC_CVSD) &&
		(codec_type != BTA_AG_CODEC_MSBC))
		{
		APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
		return;
		}

		if((p_scb->peer_codecs & codec_type) \|\| (codec_type == BTA_AG_CODEC_NONE) \|\| (codec_type == BTA_AG_CODEC_CVSD))
		{
		p_scb->sco_codec = codec_type;
		p_scb->codec_updated = TRUE;
		APPL_TRACE_DEBUG("bta_ag_setcodec: Updated codec type %d", codec_type);
		}
		else
		{
		APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
		}
		#else
		UNUSED(p_scb);
		UNUSED(p_data);
		#endif
		}


		#if (BTM_WBS_INCLUDED == TRUE )
		/*******************************************************************************
		**
		@@ -1792,6 +1757,7 @@ void bta_ag_send_bcs(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		}

		/* send +BCS */
		APPL_TRACE_DEBUG("send +BCS codec is %d", codec_uuid);
		bta_ag_send_result(p_scb, BTA_AG_RES_BCS, NULL, codec_uuid);

		}

system/bta/ag/bta_ag_int.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -237,6 +237,14 @@ typedef struct
		UINT8 scn;
		} tBTA_AG_PROFILE;

		#if (BTM_WBS_INCLUDED == TRUE)
		typedef enum
		{
		BTA_AG_SCO_MSBC_SETTINGS_T2 = 0, /* preferred/default when codec is mSBC */
		BTA_AG_SCO_MSBC_SETTINGS_T1,
		} tBTA_AG_SCO_MSBC_SETTINGS;
		#endif

		/* type for each service control block */
		typedef struct
		{
		@@ -261,6 +269,7 @@ typedef struct
		tBTA_AG_PEER_CODEC inuse_codec; /* codec being used for the current SCO connection */
		BOOLEAN codec_updated; /* set to TRUE whenever the app updates codec type */
		BOOLEAN codec_fallback; /* If sco nego fails for mSBC, fallback to CVSD */
		tBTA_AG_SCO_MSBC_SETTINGS codec_msbc_settings; /* settings to be used for the impending eSCO */
		TIMER_LIST_ENT cn_timer; /* codec negotiation timer */
		#endif
		UINT16 sco_idx; /* SCO handle */

system/bta/ag/bta_ag_main.c

+7 −2

Original line number	Diff line number	Diff line
		@@ -318,11 +318,16 @@ static tBTA_AG_SCB *bta_ag_scb_alloc(void)
		/* initialize variables */
		p_scb->in_use = TRUE;
		p_scb->sco_idx = BTM_INVALID_SCO_INDEX;

		#if (BTM_WBS_INCLUDED == TRUE )
		p_scb->codec_updated = FALSE;
		#endif
		/* set up timers */
		p_scb->act_timer.param = (UINT32) p_scb;
		p_scb->act_timer.p_cback = bta_ag_timer_cback;

		#if (BTM_WBS_INCLUDED == TRUE)
		/* set eSCO mSBC setting to T2 as the preferred */
		p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
		#endif
		APPL_TRACE_DEBUG("bta_ag_scb_alloc %d", bta_ag_scb_to_idx(p_scb));
		break;
		}

system/bta/ag/bta_ag_sco.c

+115 −40

Original line number	Diff line number	Diff line
		@@ -69,7 +69,11 @@ enum
		};

		#if (BTM_WBS_INCLUDED == TRUE )
		#define BTA_AG_NUM_CODECS 2
		#define BTA_AG_NUM_CODECS 3
		#define BTA_AG_ESCO_SETTING_IDX_CVSD 0 /* eSCO setting for CVSD */
		#define BTA_AG_ESCO_SETTING_IDX_T1 1 /* eSCO setting for mSBC T1 */
		#define BTA_AG_ESCO_SETTING_IDX_T2 2 /* eSCO setting for mSBC T2 */

		static const tBTM_ESCO_PARAMS bta_ag_esco_params[BTA_AG_NUM_CODECS] =
		{
		/* CVSD */
		@@ -88,7 +92,20 @@ static const tBTM_ESCO_PARAMS bta_ag_esco_params[BTA_AG_NUM_CODECS] =
		BTM_SCO_PKT_TYPES_MASK_NO_3_EV5),
		BTM_ESCO_RETRANS_POWER /* Retransmission effort */
		},
		/* mSBC */
		/* mSBC T1 */
		{
		BTM_64KBITS_RATE, /* TX Bandwidth (64 kbits/sec), 8000 */
		BTM_64KBITS_RATE, /* RX Bandwidth (64 kbits/sec), 8000 */
		8, /* 8 ms */
		BTM_VOICE_SETTING_TRANS, /* Inp Linear, Transparent, 2s Comp, 16bit */
		(BTM_SCO_PKT_TYPES_MASK_EV3 \| /* Packet Types : EV3 + NO_2_EV3 */
		BTM_SCO_PKT_TYPES_MASK_NO_3_EV3 \|
		BTM_SCO_PKT_TYPES_MASK_NO_2_EV5 \|
		BTM_SCO_PKT_TYPES_MASK_NO_3_EV5 \|
		BTM_SCO_PKT_TYPES_MASK_NO_2_EV3 ),
		BTM_ESCO_RETRANS_QUALITY /* Retransmission effort */
		},
		/* mSBC T2*/
		{
		BTM_64KBITS_RATE, /* TX Bandwidth (64 kbits/sec), 8000 */
		BTM_64KBITS_RATE, /* RX Bandwidth (64 kbits/sec), 8000 */
		@@ -102,6 +119,7 @@ static const tBTM_ESCO_PARAMS bta_ag_esco_params[BTA_AG_NUM_CODECS] =
		}
		};
		#else
		/* WBS not included, CVSD by default */
		static const tBTM_ESCO_PARAMS bta_ag_esco_params =
		{
		BTM_64KBITS_RATE, /* TX Bandwidth (64 kbits/sec) */
		@@ -216,14 +234,23 @@ static void bta_ag_sco_disc_cback(UINT16 sco_idx)
		/* Restore settings */
		if(bta_ag_cb.sco.p_curr_scb->inuse_codec == BTA_AG_CODEC_MSBC)
		{
		BTM_SetWBSCodec (BTM_SCO_CODEC_NONE);
		/* set_sco_codec(BTM_SCO_CODEC_NONE); we should get a close */
		BTM_WriteVoiceSettings (BTM_VOICE_SETTING_CVSD);

		/* If SCO open was initiated by AG and failed for mSBC, try CVSD again. */
		/* If SCO open was initiated by AG and failed for mSBC, then attempt
		mSBC with T1 settings i.e. 'Safe Settings'. If this fails, then switch to CVSD */
		if (bta_ag_sco_is_opening (bta_ag_cb.sco.p_curr_scb))
		{
		if (bta_ag_cb.sco.p_curr_scb->codec_msbc_settings == BTA_AG_SCO_MSBC_SETTINGS_T2)
		{
		APPL_TRACE_DEBUG("Fallback to mSBC T1 settings");
		bta_ag_cb.sco.p_curr_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T1;
		}
		else
		{
		APPL_TRACE_DEBUG("Fallback to CVSD settings");
		bta_ag_cb.sco.p_curr_scb->codec_fallback = TRUE;
		APPL_TRACE_DEBUG("Fallback to CVSD");
		}
		}
		}

		@@ -450,11 +477,23 @@ static void bta_ag_create_sco(tBTA_AG_SCB *p_scb, BOOLEAN is_orig)
		p_scb->codec_updated = TRUE;
		}

		/* If WBS included, use CVSD by default, index is 0 for CVSD by initialization */
		/* If eSCO codec is mSBC, index is T2 or T1 */
		if (esco_codec == BTM_SCO_CODEC_MSBC)
		codec_index = esco_codec - 1;
		{
		if (p_scb->codec_msbc_settings == BTA_AG_SCO_MSBC_SETTINGS_T2)
		{
		codec_index = BTA_AG_ESCO_SETTING_IDX_T2;
		}
		else
		{
		codec_index = BTA_AG_ESCO_SETTING_IDX_T1;
		}
		}

		params = bta_ag_esco_params[codec_index];
		#else
		/* When WBS is not included, use CVSD by default */
		params = bta_ag_esco_params;
		#endif

		@@ -464,7 +503,7 @@ static void bta_ag_create_sco(tBTA_AG_SCB *p_scb, BOOLEAN is_orig)
		if(!bta_ag_cb.sco.param_updated)
		{
		#if (BTM_WBS_INCLUDED == TRUE)
		if (!codec_index) /* For non-WBS */
		if (esco_codec == BTM_SCO_CODEC_CVSD) /* For CVSD */
		#endif
		{
		/* Use the application packet types (5 slot EV packets not allowed) */
		@@ -518,8 +557,23 @@ static void bta_ag_create_sco(tBTA_AG_SCB *p_scb, BOOLEAN is_orig)
		/* tell sys to stop av if any */
		bta_sys_sco_use(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);

		#if (BTM_WBS_INCLUDED == TRUE )
		/* Allow any platform specific pre-SCO set up to take place */
		bta_ag_co_audio_state(bta_ag_scb_to_idx(p_scb), p_scb->app_id, BTA_AG_CO_AUD_STATE_SETUP,\
		esco_codec);

		/* This setting may not be necessary */
		/* To be verified with stable 2049 boards */
		if (esco_codec == BTA_AG_CODEC_MSBC)
		BTM_WriteVoiceSettings (BTM_VOICE_SETTING_TRANS);
		else
		BTM_WriteVoiceSettings (BTM_VOICE_SETTING_CVSD);
		/* save the current codec because sco_codec can be updated while SCO is open. */
		p_scb->inuse_codec = esco_codec;
		#else
		/* Allow any platform specific pre-SCO set up to take place */
		bta_ag_co_audio_state(bta_ag_scb_to_idx(p_scb), p_scb->app_id, BTA_AG_CO_AUD_STATE_SETUP);
		#endif

		#if (BTM_SCO_HCI_INCLUDED == TRUE )
		#if (BTM_WBS_INCLUDED == TRUE)
		@@ -532,26 +586,6 @@ static void bta_ag_create_sco(tBTA_AG_SCB *p_scb, BOOLEAN is_orig)
		sco_route = bta_dm_sco_co_init(pcm_sample_rate, pcm_sample_rate, &codec_info, p_scb->app_id);
		#endif

		#if (BTM_WBS_INCLUDED == TRUE )
		if (esco_codec == BTA_AG_CODEC_MSBC)
		{
		/* Enable mSBC codec in fw */
		BTM_SetWBSCodec (esco_codec);
		}

		/* Specify PCM input for SBC codec in fw */
		BTM_ConfigI2SPCM (esco_codec, (UINT8)HCI_BRCM_I2SPCM_IS_DEFAULT_ROLE, (UINT8)HCI_BRCM_I2SPCM_SAMPLE_DEFAULT, (UINT8)HCI_BRCM_I2SPCM_CLOCK_DEFAULT);

		/* This setting may not be necessary */
		/* To be verified with stable 2049 boards */
		if (esco_codec == BTA_AG_CODEC_MSBC)
		BTM_WriteVoiceSettings (BTM_VOICE_SETTING_TRANS);
		else
		BTM_WriteVoiceSettings (BTM_VOICE_SETTING_CVSD);

		/* save the current codec because sco_codec can be updated while SCO is open. */
		p_scb->inuse_codec = esco_codec;
		#endif

		#if (BTM_SCO_HCI_INCLUDED == TRUE )
		/* initialize SCO setup, no voice setting for AG, data rate <==> sample rate */
		@@ -584,6 +618,25 @@ static void bta_ag_create_sco(tBTA_AG_SCB *p_scb, BOOLEAN is_orig)
		}

		#if (BTM_WBS_INCLUDED == TRUE )
		/*******************************************************************************
		**
		** Function bta_ag_attempt_msbc_safe_settings
		**
		** Description Checks if ESCO connection needs to be attempted using mSBC T1(safe) settings
		**
		**
		** Returns TRUE if T1 settings has to be used, FALSE otherwise
		**
		*******************************************************************************/
		BOOLEAN bta_ag_attempt_msbc_safe_settings(tBTA_AG_SCB *p_scb)
		{
		if (p_scb->svc_conn && p_scb->sco_codec == BTM_SCO_CODEC_MSBC &&
		p_scb->codec_msbc_settings == BTA_AG_SCO_MSBC_SETTINGS_T1)
		return TRUE;
		else
		return FALSE;
		}

		/*******************************************************************************
		**
		** Function bta_ag_cn_timer_cback
		@@ -627,7 +680,9 @@ void bta_ag_codec_negotiate(tBTA_AG_SCB *p_scb)
		{
		bta_ag_cb.sco.p_curr_scb = p_scb;

		if (p_scb->codec_updated \|\| p_scb->codec_fallback)
		if ((p_scb->codec_updated \|\| p_scb->codec_fallback \|\|
		bta_ag_attempt_msbc_safe_settings(p_scb)) &&
		(p_scb->peer_features & BTA_AG_PEER_FEAT_CODEC))
		{
		/* Change the power mode to Active until sco open is completed. */
		bta_sys_busy(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
		@@ -643,10 +698,11 @@ void bta_ag_codec_negotiate(tBTA_AG_SCB *p_scb)
		else
		{
		/* use same codec type as previous SCO connection, skip codec negotiation */
		APPL_TRACE_DEBUG("use same codec type as previous SCO connection,skip codec negotiation");
		bta_ag_sco_codec_nego(p_scb, TRUE);
		}
		}
		#endif
		#endif /* (BTM_WBS_INCLUDED == TRUE ) */

		/*******************************************************************************
		**
		@@ -1399,7 +1455,12 @@ void bta_ag_sco_conn_open(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)

		bta_sys_sco_open(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);

		#if (BTM_WBS_INCLUDED == TRUE)
		bta_ag_co_audio_state(bta_ag_scb_to_idx(p_scb), p_scb->app_id, BTA_AG_CO_AUD_STATE_ON,
		p_scb->inuse_codec);
		#else
		bta_ag_co_audio_state(bta_ag_scb_to_idx(p_scb), p_scb->app_id, BTA_AG_CO_AUD_STATE_ON);
		#endif

		#if (BTM_SCO_HCI_INCLUDED == TRUE )
		/* open SCO codec if SCO is routed through transport */
		@@ -1410,6 +1471,10 @@ void bta_ag_sco_conn_open(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		bta_ag_cback_sco(p_scb, BTA_AG_AUDIO_OPEN_EVT);

		p_scb->retry_with_sco_only = FALSE;
		#if (BTM_WBS_INCLUDED == TRUE)
		/* reset to mSBC T2 settings as the preferred */
		p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
		#endif
		}

		/*******************************************************************************
		@@ -1433,7 +1498,9 @@ void bta_ag_sco_conn_close(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)

		#if (BTM_WBS_INCLUDED == TRUE)
		/* codec_fallback is set when AG is initiator and connection failed for mSBC. */
		if (p_scb->codec_fallback && p_scb->svc_conn)
		/* OR if codec is msbc and T2 settings failed, then retry Safe T1 settings */
		if ((p_scb->codec_fallback && p_scb->svc_conn) \|\|
		bta_ag_attempt_msbc_safe_settings(p_scb))
		{
		bta_ag_sco_event(p_scb, BTA_AG_SCO_REOPEN_E);
		}
		@@ -1452,12 +1519,15 @@ void bta_ag_sco_conn_close(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)
		#endif
		else
		{
		#if (BTM_WBS_INCLUDED == TRUE)
		/* Indicate if the closing of audio is because of transfer */
		if (bta_ag_cb.sco.p_xfer_scb)
		bta_ag_co_audio_state(handle, p_scb->app_id, BTA_AG_CO_AUD_STATE_OFF_XFER);
		else
		bta_ag_co_audio_state(handle, p_scb->app_id, BTA_AG_CO_AUD_STATE_OFF);

		bta_ag_co_audio_state(handle, p_scb->app_id,(bta_ag_cb.sco.p_xfer_scb)?\
		BTA_AG_CO_AUD_STATE_OFF_XFER:BTA_AG_CO_AUD_STATE_OFF,p_scb->inuse_codec);
		#else
		/* Indicate if the closing of audio is because of transfer */
		bta_ag_co_audio_state(handle, p_scb->app_id,(bta_ag_cb.sco.p_xfer_scb)?\
		BTA_AG_CO_AUD_STATE_OFF_XFER:BTA_AG_CO_AUD_STATE_OFF);
		#endif
		bta_ag_sco_event(p_scb, BTA_AG_SCO_CONN_CLOSE_E);

		bta_sys_sco_close(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
		@@ -1472,6 +1542,9 @@ void bta_ag_sco_conn_close(tBTA_AG_SCB p_scb, tBTA_AG_DATA p_data)

		/* call app callback */
		bta_ag_cback_sco(p_scb, BTA_AG_AUDIO_CLOSE_EVT);
		#if (BTM_WBS_INCLUDED == TRUE)
		p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
		#endif
		}
		p_scb->retry_with_sco_only = FALSE;
		}
		@@ -1531,12 +1604,14 @@ void bta_ag_sco_conn_rsp(tBTA_AG_SCB p_scb, tBTM_ESCO_CONN_REQ_EVT_DATA p_data
		/* tell sys to stop av if any */
		bta_sys_sco_use(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);

		#if (BTM_WBS_INCLUDED == FALSE )
		/* Allow any platform specific pre-SCO set up to take place */
		bta_ag_co_audio_state(bta_ag_scb_to_idx(p_scb), p_scb->app_id, BTA_AG_CO_AUD_STATE_SETUP);

		#if (BTM_WBS_INCLUDED == TRUE )
		#else
		/* When HS initiated SCO, it cannot be WBS. */
		BTM_ConfigI2SPCM (BTM_SCO_CODEC_CVSD, (UINT8)HCI_BRCM_I2SPCM_IS_DEFAULT_ROLE, (UINT8)HCI_BRCM_I2SPCM_SAMPLE_DEFAULT, (UINT8)HCI_BRCM_I2SPCM_CLOCK_DEFAULT);
		/* Allow any platform specific pre-SCO set up to take place */
		bta_ag_co_audio_state(bta_ag_scb_to_idx(p_scb), p_scb->app_id, BTA_AG_CO_AUD_STATE_SETUP,
		BTA_AG_CODEC_CVSD);
		#endif

		#if (BTM_SCO_HCI_INCLUDED == TRUE )