esp-idf/components/esp_coex/include/esp_coexist.h

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/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __ESP_COEXIST_H__
#define __ESP_COEXIST_H__
#include <stdbool.h>
#include "esp_err.h"
#include "hal/gpio_types.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief coex prefer value
*/
typedef enum {
ESP_COEX_PREFER_WIFI = 0, /*!< Prefer to WiFi, WiFi will have more opportunity to use RF */
ESP_COEX_PREFER_BT, /*!< Prefer to bluetooth, bluetooth will have more opportunity to use RF */
ESP_COEX_PREFER_BALANCE, /*!< Do balance of WiFi and bluetooth */
ESP_COEX_PREFER_NUM, /*!< Prefer value numbers */
} esp_coex_prefer_t;
typedef enum {
EXTERN_COEX_WIRE_1 = 0,
EXTERN_COEX_WIRE_2,
EXTERN_COEX_WIRE_3,
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EXTERN_COEX_WIRE_4,
EXTERN_COEX_WIRE_NUM,
} external_coex_wire_t;
/**
* @brief coex status type
*/
typedef enum {
ESP_COEX_ST_TYPE_WIFI = 0,
ESP_COEX_ST_TYPE_BLE,
ESP_COEX_ST_TYPE_BT,
} esp_coex_status_type_t;
#if CONFIG_EXTERNAL_COEX_ENABLE
/**
* @brief external coex gpio pti
*/
typedef struct {
union {
uint32_t in_pin0 __attribute__((deprecated("Use 'request' instead")));
gpio_num_t request; /**< request gpio signal from slave to master */
};
union {
uint32_t in_pin1 __attribute__((deprecated("Use 'priority' instead")));
gpio_num_t priority; /**< request gpio signal priority from slave to master */
};
union {
uint32_t out_pin0 __attribute__((deprecated("Use 'grant' instead")));
gpio_num_t grant; /**< grant gpio signal from master to slave */
};
union {
uint32_t out_pin1 __attribute__((deprecated("Use 'tx_line' instead")));
gpio_num_t tx_line; /**< tx_line gpio signal from master to slave, indicates whether the master's WiFi is transmitting or not*/
};
} esp_external_coex_gpio_set_t;
/**
* @brief external coex pti level
*/
typedef enum {
EXTERN_COEX_PTI_MID = 0,
EXTERN_COEX_PTI_HIGH,
EXTERN_COEX_PTI_NUM,
} esp_coex_pti_level_t;
/**
* @brief external coex role
*/
typedef enum {
EXTERNAL_COEX_LEADER_ROLE = 0,
EXTERNAL_COEX_FOLLOWER_ROLE = 2,
EXTERNAL_COEX_UNKNOWN_ROLE,
} esp_extern_coex_work_mode_t;
/**
* @brief external coex advance setup
*/
typedef struct {
esp_extern_coex_work_mode_t work_mode;
uint8_t delay_us;
bool is_high_valid;
} esp_external_coex_advance_t;
#endif
#define ESP_COEX_BLE_ST_MESH_CONFIG 0x08
#define ESP_COEX_BLE_ST_MESH_TRAFFIC 0x10
#define ESP_COEX_BLE_ST_MESH_STANDBY 0x20
#define ESP_COEX_BT_ST_A2DP_STREAMING 0x10
#define ESP_COEX_BT_ST_A2DP_PAUSED 0x20
/**
* @brief Get software coexist version string
*
* @return : version string
*/
const char *esp_coex_version_get(void);
/**
* @deprecated Use esp_coex_status_bit_set() and esp_coex_status_bit_clear() instead.
* Set coexist preference of performance
* For example, if prefer to bluetooth, then it will make A2DP(play audio via classic bt)
* more smooth while wifi is runnning something.
* If prefer to wifi, it will do similar things as prefer to bluetooth.
* Default, it prefer to balance.
*
* @param prefer : the prefer enumeration value
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_coex_preference_set(esp_coex_prefer_t prefer);
/**
* @brief Set coex schm status
* @param type : WIFI/BLE/BT
* @param status : WIFI/BLE/BT STATUS
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_coex_status_bit_set(esp_coex_status_type_t type, uint32_t status);
/**
* @brief Clear coex schm status
* @param type : WIFI/BLE/BT
* @param status : WIFI/BLE/BT STATUS
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_coex_status_bit_clear(esp_coex_status_type_t type, uint32_t status);
#if CONFIG_EXTERNAL_COEX_ENABLE
/**
* @brief Configure work mode, the default work mode is leader role.
* @param work_mode : work mode.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_external_coex_set_work_mode(esp_extern_coex_work_mode_t work_mode);
/**
* @brief Setup gpio pin and corresponding pti level, start external coex,
* the default work mode is leader role, the default output grant validate pin is high,
* and the default delay output grant value is zero.
* @param wire_type : to select the whole external coex gpio number.
* @param gpio_pin : gpio pin number to choose.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_enable_extern_coex_gpio_pin(external_coex_wire_t wire_type,
esp_external_coex_gpio_set_t gpio_pin);
/**
* @brief Disable external coex.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_disable_extern_coex_gpio_pin();
#if SOC_EXTERNAL_COEX_ADVANCE
/**
* @brief Configure leader work mode, gpio pin correspondly and finally enable external coex,
* demand not to call the legacy function of `esp_enable_extern_coex_gpio_pin` any more.
* @param wire_type : to select the whole external coex gpio number.
* @param request : request gpio pin number to select.
* @param priority : priority gpio pin number to select.
* @param grant : grant gpio pin number to select.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_external_coex_leader_role_set_gpio_pin(external_coex_wire_t wire_type, uint32_t request, uint32_t priority,
uint32_t grant) __attribute__((deprecated("Please use esp_external_coex_set_work_mode and esp_enable_extern_coex_gpio_pin instead")));
/**
* @brief Configure follower work mode, gpio pin correspondly and finally enable external coex,
* demand not to call the legacy function of `esp_enable_extern_coex_gpio_pin` any more.
* @param wire_type : to select the whole external coex gpio number.
* @param request : request gpio pin number to select.
* @param priority : priority gpio pin number to select.
* @param grant : grant gpio pin number to select.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_external_coex_follower_role_set_gpio_pin(external_coex_wire_t wire_type, uint32_t request, uint32_t priority,
uint32_t grant) __attribute__((deprecated("Please use esp_external_coex_set_work_mode and esp_enable_extern_coex_gpio_pin instead")));
/**
* @brief Configure output grant signal latency in delay microseconds only for leader role of external coex,
* demand to call this function before `esp_external_coex_leader_role_set_gpio_pin`,
* if users want to setup output delay value.
* @param delay_us : to setup how many microseconds the output signal performs latency.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_external_coex_set_grant_delay(uint8_t delay_us);
/**
* @brief Configure output grant signal is high validate or not only for leader role of external coex,
* demand to call this function before `esp_external_coex_leader_role_set_gpio_pin`,
* if users want to setup output grant validate pin value.
* @param is_high_valid : to select true means the output grant signal validate is high, other - validate is low.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_external_coex_set_validate_high(bool is_high_valid);
#endif /* SOC_EXTERNAL_COEX_ADVANCE */
#endif /* CONFIG_EXTERNAL_COEX_ENABLE */
#if CONFIG_ESP_COEX_SW_COEXIST_ENABLE && CONFIG_SOC_IEEE802154_SUPPORTED
/**
* @brief Enable Wi-Fi and 802.15.4 coexistence.
* @return : ESP_OK - success, other - failed
*/
esp_err_t esp_coex_wifi_i154_enable(void);
#endif
#ifdef __cplusplus
}
#endif
#endif /* __ESP_COEXIST_H__ */