From 74eae4b50ebb2380ec7fa642c9bfa609dae3d0f9 Mon Sep 17 00:00:00 2001 From: wangmengyang Date: Fri, 21 Dec 2018 19:30:20 +0800 Subject: [PATCH] component/bt: add more information and description for bluetooth modem sleep Add remark that "EVED" mode for bluetooth modem sleep is only used for internal test --- components/bt/Kconfig | 9 ++++++--- components/bt/bt.c | 2 +- 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/components/bt/Kconfig b/components/bt/Kconfig index ab44cf18de..0c9430e931 100644 --- a/components/bt/Kconfig +++ b/components/bt/Kconfig @@ -146,11 +146,13 @@ choice BTDM_MODEM_SLEEP_MODE config BTDM_MODEM_SLEEP_MODE_ORIG bool "ORIG Mode(sleep with low power clock)" help - ORIG mode is a deep sleep mode that can be used for dual mode controller. In this mode, bluetooth controller sleeps between BR/EDR frames and BLE events. A low power clock is used to maintain bluetooth reference clock. + ORIG mode is a bluetooth sleep mode that can be used for dual mode controller. In this mode, bluetooth controller + sleeps between BR/EDR frames and BLE events. A low power clock is used to maintain bluetooth reference clock. config BTDM_MODEM_SLEEP_MODE_EVED - bool "EVED Mode " + bool "EVED Mode(For internal test only)" help - This mode is for BLE only. + EVED mode is for BLE only and is only for internal test. Do not use it for production. this mode is not compatible + with DFS nor light sleep endchoice choice BTDM_LOW_POWER_CLOCK @@ -164,6 +166,7 @@ config BTDM_LPCLK_SEL_MAIN_XTAL help Main crystal can be used as low power clock for bluetooth modem sleep. If this option is selected, bluetooth modem sleep can work under Dynamic Frequency Scaling(DFS) enabled, but cannot work when light sleep is enabled. + Main crystal has a relatively better performance than other bluetooth low power clock sources. config BTDM_LPCLK_SEL_EXT_32K_XTAL bool "External 32kHz crystal" depends on ESP32_RTC_CLOCK_SOURCE_EXTERNAL_CRYSTAL diff --git a/components/bt/bt.c b/components/bt/bt.c index d6e1d4192d..82bf79fde6 100644 --- a/components/bt/bt.c +++ b/components/bt/bt.c @@ -66,7 +66,7 @@ /* Sleep mode */ #define BTDM_MODEM_SLEEP_MODE_NONE (0) #define BTDM_MODEM_SLEEP_MODE_ORIG (1) -#define BTDM_MODEM_SLEEP_MODE_EVED (2) +#define BTDM_MODEM_SLEEP_MODE_EVED (2) // sleep mode for BLE controller, used only for internal test. /* Low Power Clock Selection */ #define BTDM_LPCLK_SEL_XTAL (0)