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component/bt: set non-zero initial value for bt sleep clock cycle to avoid div-by-zero error in function "btdm_us_2_lpcycles" when BT modem sleep is not enabled

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wangmengyang 2020-02-26 15:58:44 +08:00
parent e2cba84555
commit 2236449f47
1 changed files with 4 additions and 0 deletions
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4
components/bt/controller/bt.c
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@ -1134,6 +1134,10 @@ esp_err_t esp_bt_controller_init(esp_bt_controller_config_t *cfg)
s_btdm_allow_light_sleep = false;
#endif
// set default sleep clock cycle and its fractional bits
btdm_lpcycle_us_frac = RTC_CLK_CAL_FRACT;
btdm_lpcycle_us = 2 << (btdm_lpcycle_us_frac);
#if CONFIG_BTDM_MODEM_SLEEP_MODE_ORIG
btdm_lpclk_sel = BTDM_LPCLK_SEL_XTAL; // set default value