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esp-idf/components/esp_hw_support/sleep_modem.c
xiaqilin aee329de2b ieee802154: change BLE_BB/ieee802154_BB
2023-07-12 14:36:55 +08:00

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/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stddef.h>
#include <string.h>
#include <sys/lock.h>
#include <sys/param.h>
#include "esp_log.h"
#include "esp_attr.h"
#include "esp_sleep.h"
#include "soc/soc_caps.h"
#include "esp_private/pm_impl.h"
#include "esp_private/sleep_modem.h"
#include "esp_private/sleep_retention.h"
#include "sdkconfig.h"
#if SOC_PM_MODEM_RETENTION_BY_REGDMA
#include "modem/modem_syscon_reg.h"
#include "modem/modem_lpcon_reg.h"
#include "soc/i2c_ana_mst_reg.h"
#include "esp_pau.h"
#endif
#if SOC_PM_SUPPORT_PMU_MODEM_STATE
#include "soc/pmu_reg.h"
#include "esp_private/esp_pau.h"
#endif
static __attribute__((unused)) const char *TAG = "sleep_modem";
#if CONFIG_PM_SLP_DEFAULT_PARAMS_OPT
static void esp_pm_light_sleep_default_params_config(int min_freq_mhz, int max_freq_mhz);
#endif
#if CONFIG_MAC_BB_PD
#define MAC_BB_POWER_DOWN_CB_NO (2)
#define MAC_BB_POWER_UP_CB_NO (2)
static DRAM_ATTR mac_bb_power_down_cb_t s_mac_bb_power_down_cb[MAC_BB_POWER_DOWN_CB_NO];
static DRAM_ATTR mac_bb_power_up_cb_t s_mac_bb_power_up_cb[MAC_BB_POWER_UP_CB_NO];
esp_err_t esp_register_mac_bb_pd_callback(mac_bb_power_down_cb_t cb)
{
int index = MAC_BB_POWER_DOWN_CB_NO;
for (int i = MAC_BB_POWER_DOWN_CB_NO - 1; i >= 0; i--) {
if (s_mac_bb_power_down_cb[i] == cb) {
return ESP_OK;
}
if (s_mac_bb_power_down_cb[i] == NULL) {
index = i;
}
}
if (index < MAC_BB_POWER_DOWN_CB_NO) {
s_mac_bb_power_down_cb[index] = cb;
return ESP_OK;
}
return ESP_ERR_NO_MEM;
}
esp_err_t esp_unregister_mac_bb_pd_callback(mac_bb_power_down_cb_t cb)
{
for (int i = MAC_BB_POWER_DOWN_CB_NO - 1; i >= 0; i--) {
if (s_mac_bb_power_down_cb[i] == cb) {
s_mac_bb_power_down_cb[i] = NULL;
return ESP_OK;
}
}
return ESP_ERR_INVALID_STATE;
}
void IRAM_ATTR mac_bb_power_down_cb_execute(void)
{
for (int i = 0; i < MAC_BB_POWER_DOWN_CB_NO; i++) {
if (s_mac_bb_power_down_cb[i]) {
s_mac_bb_power_down_cb[i]();
}
}
}
esp_err_t esp_register_mac_bb_pu_callback(mac_bb_power_up_cb_t cb)
{
int index = MAC_BB_POWER_UP_CB_NO;
for (int i = MAC_BB_POWER_UP_CB_NO - 1; i >= 0; i--) {
if (s_mac_bb_power_up_cb[i] == cb) {
return ESP_OK;
}
if (s_mac_bb_power_up_cb[i] == NULL) {
index = i;
}
}
if (index < MAC_BB_POWER_UP_CB_NO) {
s_mac_bb_power_up_cb[index] = cb;
return ESP_OK;
}
return ESP_ERR_NO_MEM;
}
esp_err_t esp_unregister_mac_bb_pu_callback(mac_bb_power_up_cb_t cb)
{
for (int i = MAC_BB_POWER_UP_CB_NO - 1; i >= 0; i--) {
if (s_mac_bb_power_up_cb[i] == cb) {
s_mac_bb_power_up_cb[i] = NULL;
return ESP_OK;
}
}
return ESP_ERR_INVALID_STATE;
}
void IRAM_ATTR mac_bb_power_up_cb_execute(void)
{
for (int i = 0; i < MAC_BB_POWER_UP_CB_NO; i++) {
if (s_mac_bb_power_up_cb[i]) {
s_mac_bb_power_up_cb[i]();
}
}
}
#endif ///CONFIG_MAC_BB_PD
#if SOC_PM_SUPPORT_PMU_MODEM_STATE
#define PMU_RF_PWR_REG (0x600b0154)
#define SARADC_TSENS_REG (0x6000e058)
#define SARADC_TSENS_PU (BIT(22))
#define FECOEX_SET_FREQ_SET_CHAN_REG (0x600a00c0)
#define FECOEX_SET_CHAN_EN (BIT(14))
#define FECOEX_SET_FREQ_SET_CHAN_ST_REG (0x600a00cc)
#define FECOEX_SET_CHAN_DONE (BIT(8))
#define FECOEX_AGC_CONF_REG (0x600a7030)
#define FECOEX_AGC_DIS (BIT(29))
#define WDEVTXQ_BLOCK (0x600A4ca8)
#define WDEV_RXBLOCK (BIT(12))
#define MODEM_FE_DATA_BASE (0x600a0400)
#define MODEM_FE_CTRL_BASE (0x600a0800)
#define I2C_BURST_VAL(host, start, end) (((host) << 31) | ((end) << 22) | ((start) << 16))
typedef struct {
struct {
uint8_t start, end; /* the start and end index of phy i2c master command memory */
uint8_t host_id; /* phy i2c master host id */
} config[2];
} phy_i2c_master_command_attribute_t;
typedef struct sleep_modem_config {
struct {
void *phy_link;
union {
struct {
uint32_t modem_state_phy_done: 1;
uint32_t reserved: 31;
};
uint32_t flags;
};
} wifi;
} sleep_modem_config_t;
static sleep_modem_config_t s_sleep_modem = { .wifi.phy_link = NULL, .wifi.flags = 0 };
static __attribute__((unused)) esp_err_t sleep_modem_wifi_modem_state_init(void)
{
esp_err_t err = ESP_OK;
phy_i2c_master_command_attribute_t cmd;
/* get RF on or off configuration info of i2c master command memory */
extern void phy_i2c_master_mem_cfg(phy_i2c_master_command_attribute_t *);
phy_i2c_master_mem_cfg(&cmd);
ESP_LOGD(TAG, "Modem link i2c master configuration: (%d,%d,%d), (%d,%d,%d)", cmd.config[0].host_id, cmd.config[0].start,
cmd.config[0].end, cmd.config[1].host_id, cmd.config[1].start, cmd.config[1].end);
static regdma_link_config_t wifi_modem_config[] = {
[0] = REGDMA_LINK_CONTINUOUS_INIT(REGDMA_MODEM_FE_LINK(0), MODEM_FE_DATA_BASE, MODEM_FE_DATA_BASE, 41, 0, 0),
[1] = REGDMA_LINK_CONTINUOUS_INIT(REGDMA_MODEM_FE_LINK(1), MODEM_FE_CTRL_BASE, MODEM_FE_CTRL_BASE, 87, 0, 0),
[2] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x00), MODEM_LPCON_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_EN, MODEM_LPCON_CLK_I2C_MST_EN_M, 1, 0), /* I2C MST enable */
[3] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x01), MODEM_LPCON_I2C_MST_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_SEL_160M, MODEM_LPCON_CLK_I2C_MST_SEL_160M_M, 1, 0), /* I2C MST sel 160m enable */
/* PMU or software to trigger enable RF PHY */
[4] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x02), I2C_ANA_MST_ANA_CONF0_REG, 0x8, 0xc, 1, 0), /* BBPLL calibration enable */
[5] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x03), PMU_RF_PWR_REG, 0xf0000000, 0xf0000000, 1, 0),
[6] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x04), SARADC_TSENS_REG, SARADC_TSENS_PU, 0x400000, 1, 0),
[7] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x05), I2C_ANA_MST_I2C_BURST_CONF_REG, 0, 0xffffffff, 1, 0),
[8] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x06), I2C_ANA_MST_I2C_BURST_STATUS_REG, I2C_ANA_MST_BURST_DONE, 0x1, 1, 0),
[9] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x07), FECOEX_SET_FREQ_SET_CHAN_REG, FECOEX_SET_CHAN_EN, 0x4000, 1, 0),
[10] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x08), FECOEX_SET_FREQ_SET_CHAN_REG, 0, 0x4000, 1, 0),
[11] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x09), FECOEX_SET_FREQ_SET_CHAN_ST_REG, FECOEX_SET_CHAN_DONE, 0x100, 1, 0),
[12] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0a), MODEM_SYSCON_WIFI_BB_CFG_REG, BIT(1), 0x2, 1, 0),
[13] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0b), FECOEX_AGC_CONF_REG, 0, 0x20000000, 1, 0),
/* PMU to trigger enable RXBLOCK */
[14] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0c), WDEVTXQ_BLOCK, 0, 0x1000, 1, 0),
/* PMU or software to trigger disable RF PHY */
[15] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0d), FECOEX_AGC_CONF_REG, FECOEX_AGC_DIS, 0x20000000, 0, 1),
[16] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0e), MODEM_SYSCON_WIFI_BB_CFG_REG, 0, 0x2, 0, 1),
[17] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0f), FECOEX_SET_FREQ_SET_CHAN_REG, 0, 0x4000, 0, 1),
[18] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x10), I2C_ANA_MST_I2C_BURST_CONF_REG, 0, 0xffffffff, 0, 1),
[19] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x11), I2C_ANA_MST_I2C_BURST_STATUS_REG, I2C_ANA_MST_BURST_DONE, 0x1, 0, 1),
[20] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x12), SARADC_TSENS_REG, 0, 0x400000, 0, 1),
[21] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x13), PMU_RF_PWR_REG, 0, 0xf0000000, 0, 1),
[22] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x14), I2C_ANA_MST_ANA_CONF0_REG, 0x4, 0xc, 0, 1), /* BBPLL calibration disable */
[23] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x15), MODEM_LPCON_CLK_CONF_REG, 0, MODEM_LPCON_CLK_I2C_MST_EN_M, 0, 1), /* I2C MST disable */
/* PMU to trigger disable RXBLOCK */
[24] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x17), WDEVTXQ_BLOCK, 0, 0x6000, 0, 1),
[25] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x18), WDEVTXQ_BLOCK, WDEV_RXBLOCK, 0x1000, 0, 1),
[26] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x19), WDEVTXQ_BLOCK, 0, 0x6000, 0, 1),
[27] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x1a), PMU_SLP_WAKEUP_CNTL7_REG, 0x200000, 0xffff0000, 1, 0),
[28] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x1b), PMU_SLP_WAKEUP_CNTL7_REG, 0x9730000, 0xffff0000, 0, 1)
};
wifi_modem_config[7].write_wait.value = I2C_BURST_VAL(cmd.config[1].host_id, cmd.config[1].start, cmd.config[1].end);
wifi_modem_config[18].write_wait.value = I2C_BURST_VAL(cmd.config[0].host_id, cmd.config[0].start, cmd.config[0].end);
void *link = NULL;
if (s_sleep_modem.wifi.phy_link == NULL) {
for (int i = ARRAY_SIZE(wifi_modem_config) - 1; (err == ESP_OK) && (i >= 0); i--) {
void *next = regdma_link_init_safe(&wifi_modem_config[i], false, 0, link);
if (next) {
link = next;
} else {
regdma_link_destroy(link, 0);
err = ESP_ERR_NO_MEM;
}
}
if (err == ESP_OK) {
pau_regdma_set_modem_link_addr(link);
s_sleep_modem.wifi.phy_link = link;
s_sleep_modem.wifi.flags = 0;
}
}
return err;
}
static __attribute__((unused)) void sleep_modem_wifi_modem_state_deinit(void)
{
if (s_sleep_modem.wifi.phy_link) {
regdma_link_destroy(s_sleep_modem.wifi.phy_link, 0);
s_sleep_modem.wifi.phy_link = NULL;
s_sleep_modem.wifi.flags = 0;
}
}
void IRAM_ATTR sleep_modem_wifi_do_phy_retention(bool restore)
{
if (restore) {
if (s_sleep_modem.wifi.modem_state_phy_done == 1) {
pau_regdma_trigger_modem_link_restore();
}
} else {
pau_regdma_trigger_modem_link_backup();
s_sleep_modem.wifi.modem_state_phy_done = 1;
}
}
bool sleep_modem_wifi_modem_state_enabled(void)
{
return (s_sleep_modem.wifi.phy_link != NULL) ? true : false;
}
#endif /* SOC_PM_SUPPORT_PMU_MODEM_STATE */
bool IRAM_ATTR modem_domain_pd_allowed(void)
{
#if SOC_PM_MODEM_RETENTION_BY_REGDMA
const uint32_t modules = sleep_retention_get_modules();
const uint32_t mask_wifi = (const uint32_t) (SLEEP_RETENTION_MODULE_WIFI_MAC |
SLEEP_RETENTION_MODULE_WIFI_BB);
const uint32_t mask_ble = (const uint32_t) (SLEEP_RETENTION_MODULE_BLE_MAC |
SLEEP_RETENTION_MODULE_BT_BB);
const uint32_t mask_154 = (const uint32_t) (SLEEP_RETENTION_MODULE_802154_MAC |
SLEEP_RETENTION_MODULE_BT_BB);
return (((modules & mask_wifi) == mask_wifi) ||
((modules & mask_ble) == mask_ble) ||
((modules & mask_154) == mask_154));
#else
return false; /* MODEM power domain is controlled by each module (WiFi, Bluetooth or 15.4) of modem */
#endif
}
uint32_t IRAM_ATTR sleep_modem_reject_triggers(void)
{
uint32_t reject_triggers = 0;
#if SOC_PM_SUPPORT_PMU_MODEM_STATE
reject_triggers = (s_sleep_modem.wifi.phy_link != NULL) ? BIT(16) : 0;
#endif
return reject_triggers;
}
static __attribute__((unused)) bool IRAM_ATTR sleep_modem_wifi_modem_state_skip_light_sleep(void)
{
bool skip = false;
#if SOC_PM_SUPPORT_PMU_MODEM_STATE
skip = (s_sleep_modem.wifi.phy_link != NULL) && (s_sleep_modem.wifi.modem_state_phy_done == 0);
#endif
return skip;
}
esp_err_t sleep_modem_configure(int max_freq_mhz, int min_freq_mhz, bool light_sleep_enable)
{
#if CONFIG_ESP_WIFI_ENHANCED_LIGHT_SLEEP
extern int esp_wifi_internal_mac_sleep_configure(bool, bool);
if (light_sleep_enable) {
if (sleep_modem_wifi_modem_state_init() == ESP_OK) {
esp_pm_register_skip_light_sleep_callback(sleep_modem_wifi_modem_state_skip_light_sleep);
esp_wifi_internal_mac_sleep_configure(light_sleep_enable, true); /* require WiFi to enable automatically receives the beacon */
}
} else {
esp_wifi_internal_mac_sleep_configure(light_sleep_enable, false); /* require WiFi to disable automatically receives the beacon */
esp_pm_unregister_skip_light_sleep_callback(sleep_modem_wifi_modem_state_skip_light_sleep);
sleep_modem_wifi_modem_state_deinit();
}
#endif
#if CONFIG_PM_SLP_DEFAULT_PARAMS_OPT
if (light_sleep_enable) {
esp_pm_light_sleep_default_params_config(min_freq_mhz, max_freq_mhz);
}
#endif
return ESP_OK;
}
#define PERIPH_INFORM_OUT_LIGHT_SLEEP_OVERHEAD_NO 1
/* Inform peripherals of light sleep wakeup overhead time */
static inform_out_light_sleep_overhead_cb_t s_periph_inform_out_light_sleep_overhead_cb[PERIPH_INFORM_OUT_LIGHT_SLEEP_OVERHEAD_NO];
esp_err_t esp_pm_register_inform_out_light_sleep_overhead_callback(inform_out_light_sleep_overhead_cb_t cb)
{
for (int i = 0; i < PERIPH_INFORM_OUT_LIGHT_SLEEP_OVERHEAD_NO; i++) {
if (s_periph_inform_out_light_sleep_overhead_cb[i] == cb) {
return ESP_OK;
} else if (s_periph_inform_out_light_sleep_overhead_cb[i] == NULL) {
s_periph_inform_out_light_sleep_overhead_cb[i] = cb;
return ESP_OK;
}
}
return ESP_ERR_NO_MEM;
}
esp_err_t esp_pm_unregister_inform_out_light_sleep_overhead_callback(inform_out_light_sleep_overhead_cb_t cb)
{
for (int i = 0; i < PERIPH_INFORM_OUT_LIGHT_SLEEP_OVERHEAD_NO; i++) {
if (s_periph_inform_out_light_sleep_overhead_cb[i] == cb) {
s_periph_inform_out_light_sleep_overhead_cb[i] = NULL;
return ESP_OK;
}
}
return ESP_ERR_INVALID_STATE;
}
void periph_inform_out_light_sleep_overhead(uint32_t out_light_sleep_time)
{
for (int i = 0; i < PERIPH_INFORM_OUT_LIGHT_SLEEP_OVERHEAD_NO; i++) {
if (s_periph_inform_out_light_sleep_overhead_cb[i]) {
s_periph_inform_out_light_sleep_overhead_cb[i](out_light_sleep_time);
}
}
}
static update_light_sleep_default_params_config_cb_t s_light_sleep_default_params_config_cb = NULL;
void esp_pm_register_light_sleep_default_params_config_callback(update_light_sleep_default_params_config_cb_t cb)
{
if (s_light_sleep_default_params_config_cb == NULL) {
s_light_sleep_default_params_config_cb = cb;
}
}
void esp_pm_unregister_light_sleep_default_params_config_callback(void)
{
if (s_light_sleep_default_params_config_cb) {
s_light_sleep_default_params_config_cb = NULL;
}
}
#if CONFIG_PM_SLP_DEFAULT_PARAMS_OPT
static void esp_pm_light_sleep_default_params_config(int min_freq_mhz, int max_freq_mhz)
{
if (s_light_sleep_default_params_config_cb) {
(*s_light_sleep_default_params_config_cb)(min_freq_mhz, max_freq_mhz);
}
}
#endif
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