unplugged-vendor/system/bt/mediatek/stack/avct/mtk_avct_ccb.cc

103 lines
4.5 KiB
C++

/* Copyright Statement:
* *
* * This software/firmware and related documentation ("MediaTek Software") are
* * protected under relevant copyright laws. The information contained herein
* * is confidential and proprietary to MediaTek Inc. and/or its licensors.
* * Without the prior written permission of MediaTek inc. and/or its licensors,
* * any reproduction, modification, use or disclosure of MediaTek Software,
* * and information contained herein, in whole or in part, shall be strictly prohibited.
* *
* * MediaTek Inc. (C) 2016. All rights reserved.
* *
* * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON
* * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH
* * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES
* * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES
* * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK
* * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
* * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND
* * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO
* * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
* *
* * The following software/firmware and/or related documentation ("MediaTek Software")
* * have been modified by MediaTek Inc. All revisions are subject to any receiver's
* * applicable license agreements with MediaTek Inc.
* */
#include "mtk_avct_int.h"
#if defined(MTK_A2DP_SRC_SINK_BOTH) && (MTK_A2DP_SRC_SINK_BOTH == TRUE)
/* legacy and new avrcp both register ACP, so we should not allocate more than
* one scb for ACP.
*/
tAVCT_CCB* avct_ccb_find_acp(tAVCT_CC* p_cc) {
tAVCT_CCB* p_ccb = &avct_cb.ccb[0];
int i;
if (p_cc->role != AVCT_ACP) return NULL;
for (i = 0; i < AVCT_NUM_CONN; i++, p_ccb++) {
if (p_ccb->allocated == AVCT_ALOC_LCB && p_ccb->cc.role == AVCT_ACP) {
return p_ccb;
}
}
return NULL;
}
uint16_t avct_ccb_check_acp(uint8_t* p_handle, tAVRC_CONN_CB* p_ccb, tAVCT_CC* p_cc) {
uint16_t status = AVCT_SUCCESS;
tAVCT_CCB* p_ctccb;
p_ctccb = avct_ccb_find_acp(p_cc);
if (p_ctccb != NULL) {
*p_handle = avct_ccb_to_idx(p_ctccb);
/* if ct and new avrcp register acp, there has been one registered */
AVRC_TRACE_DEBUG("%s acp has exist, handle:%d, company_id=%d, acp_company_id=%d",
__func__, *p_handle, avrc_cb.ccb[*p_handle].company_id, p_ccb->company_id);
if (avrc_cb.ccb[*p_handle].company_id != p_ccb->company_id)
{
avrc_cb.ccb_acp[*p_handle] = *p_ccb;
}
status = AVCT_ACP_EXIST;
}
return status;
}
void avrc_ccb_ctrl_cback(uint8_t handle, uint8_t event, uint16_t result,
const RawAddress* peer_addr) {
/* only ACP scb will use two callback for legacy and new avrcp */
if (avrc_cb.ccb_acp[handle].company_id != 0 &&
avrc_cb.ccb_acp[handle].company_id != avrc_cb.ccb[handle].company_id) {
AVRC_TRACE_DEBUG("AVRC: ctrl handle=0x%02x, new_avrcp=%d",
handle, avrc_cb.ccb_acp[handle].company_id==AVRC_CO_GOOGLE);
avrc_cb.ccb_acp[handle].ctrl_cback.Run(handle, event, result, peer_addr);
}
}
void avrc_ccb_msg_cback(uint8_t handle, uint8_t label, uint16_t opcode,
tAVRC_MSG* p_msg) {
/* only ACP scb will use two callback for legacy and new avrcp */
if (avrc_cb.ccb_acp[handle].company_id != 0 &&
avrc_cb.ccb_acp[handle].company_id != avrc_cb.ccb[handle].company_id) {
AVRC_TRACE_DEBUG("AVRC: ctrl handle=0x%02x, new_avrcp=%d",
handle, avrc_cb.ccb_acp[handle].company_id==AVRC_CO_GOOGLE);
avrc_cb.ccb_acp[handle].msg_cback.Run(handle, label, opcode, p_msg);
}
}
#endif