huxi
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
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/*
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****************************************************************
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* AUDIO EVENT HANDLER
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* File : audio_event_handlr.c
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* Notes : 处理AUDIO_LIB 关联APP的事件
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*
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****************************************************************
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*/
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#ifdef SUPPORT_MS_EXTENSIONS
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#pragma bss_seg(".audio_event_handler.data.bss")
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#pragma data_seg(".audio_event_handler.data")
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#pragma const_seg(".audio_event_handler.text.const")
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#pragma code_seg(".audio_event_handler.text")
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#endif
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#include "audio_event_manager.h"
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#include "generic/typedef.h"
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#include "syscfg_id.h"
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#include "user_cfg_id.h"
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#include "power/power_manage.h"
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int audio_event_notify(enum audio_lib_event event, void *priv, int arg)
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{
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switch (event) {
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case AUDIO_LIB_EVENT_DAC_LOWPOWER:
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/* printf(">>> dac off check %d %d!\n", low_power_sys_not_idle_cnt(), lower_power_bt_group_query()); */
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//当系统剩余1个没有进入低功耗，且蓝牙已经进入低功耗，则可以关闭DAC
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return ((low_power_sys_not_idle_cnt() == 1) && \
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(lower_power_bt_group_query() > 0));
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case AUDIO_LIB_EVENT_VBG_TRIM_WRITE:
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return syscfg_write(CFG_VBG_TRIM, priv, arg);
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case AUDIO_LIB_EVENT_VBG_TRIM_READ:
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return syscfg_read(CFG_VBG_TRIM, priv, arg);
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default:
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break;
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}
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return 0;
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}
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