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fix(phy): fix pll track when enabling and disabling PHY frequently

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This commit is contained in:
zwx 2024-01-23 16:53:50 +08:00
parent 975a86bf8a
commit 006c058df5
5 changed files with 58 additions and 31 deletions
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6
components/esp_phy/Kconfig
View File

@ -154,4 +154,10 @@ menu "PHY"
high interference, enable this option will sacrifice Wi-Fi OFDM receive performance.
But to guarantee 11b receive performance serves as a bottom line in this case.
config ESP_PHY_PLL_TRACK_DEBUG
bool "Enable pll track logging"
default n
help
If enabled, there will be some logs while pll tracking
endmenu # PHY

8
components/esp_phy/include/esp_private/phy.h
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -174,6 +174,12 @@ esp_phy_modem_t phy_get_modem_flag(void);
*
*/
_lock_t phy_get_lock(void);
/**
* @brief Call this funnction to track pll immediately.
*
*/
void phy_track_pll(void);
#ifdef __cplusplus
}
#endif

51
components/esp_phy/src/phy_common.c
View File

@ -1,9 +1,10 @@
/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "esp_log.h"
#include "esp_timer.h"
#include "esp_phy_init.h"
#include "esp_private/phy.h"
@ -20,6 +21,7 @@ static volatile int64_t s_wifi_prev_timestamp;
static volatile int64_t s_bt_154_prev_timestamp;
#endif
#define PHY_TRACK_PLL_PERIOD_IN_US 1000000
static void phy_track_pll_internal(void);
#if CONFIG_IEEE802154_ENABLED || CONFIG_BT_ENABLED || CONFIG_ESP_WIFI_ENABLED
bool phy_enabled_modem_contains(esp_phy_modem_t modem)
@ -28,7 +30,28 @@ bool phy_enabled_modem_contains(esp_phy_modem_t modem)
}
#endif
static void phy_track_pll(void)
void phy_track_pll(void)
{
// Light sleep scenario: enabling and disabling PHY frequently, the timer will not get triggered.
// Using a variable to record the previously tracked time when PLL was last called.
// If the duration is larger than PHY_TRACK_PLL_PERIOD_IN_US, then track PLL.
bool need_track_pll = false;
#if CONFIG_ESP_WIFI_ENABLED
if (phy_enabled_modem_contains(PHY_MODEM_WIFI)) {
need_track_pll = need_track_pll || ((esp_timer_get_time() - s_wifi_prev_timestamp) > PHY_TRACK_PLL_PERIOD_IN_US);
}
#endif
#if CONFIG_IEEE802154_ENABLED || CONFIG_BT_ENABLED
if (phy_enabled_modem_contains(PHY_MODEM_BT | PHY_MODEM_IEEE802154)) {
need_track_pll = need_track_pll || ((esp_timer_get_time() - s_bt_154_prev_timestamp) > PHY_TRACK_PLL_PERIOD_IN_US);
}
#endif
if (need_track_pll) {
phy_track_pll_internal();
}
}
static void phy_track_pll_internal(void)
{
bool wifi_track_pll = false;
bool ble_154_track_pll = false;
@ -46,6 +69,14 @@ static void phy_track_pll(void)
}
#endif
if (wifi_track_pll || ble_154_track_pll) {
#if CONFIG_ESP_PHY_PLL_TRACK_DEBUG
#if CONFIG_IEEE802154_ENABLED || CONFIG_BT_ENABLED
ESP_LOGI("PLL_TRACK", "BT or IEEE802154 tracks PLL: %s", ble_154_track_pll ? "True" : "False");
#endif
#if CONFIG_ESP_WIFI_ENABLED
ESP_LOGI("PLL_TRACK", "Wi-Fi tracks PLL: %s", wifi_track_pll ? "True" : "False");
#endif
#endif
phy_param_track_tot(wifi_track_pll, ble_154_track_pll);
}
}
@ -54,26 +85,12 @@ static void phy_track_pll_timer_callback(void* arg)
{
_lock_t phy_lock = phy_get_lock();
_lock_acquire(&phy_lock);
phy_track_pll();
phy_track_pll_internal();
_lock_release(&phy_lock);
}
void phy_track_pll_init(void)
{
// Light sleep scenario: enabling and disabling PHY frequently, the timer will not get triggered.
// Using a variable to record the previously tracked time when PLL was last called.
// If the duration is larger than PHY_TRACK_PLL_PERIOD_IN_US, then track PLL.
bool need_track_pll = false;
#if CONFIG_ESP_WIFI_ENABLED
need_track_pll = need_track_pll || ((esp_timer_get_time() - s_wifi_prev_timestamp) > PHY_TRACK_PLL_PERIOD_IN_US);
#endif
#if CONFIG_IEEE802154_ENABLED || CONFIG_BT_ENABLED
need_track_pll = need_track_pll || ((esp_timer_get_time() - s_bt_154_prev_timestamp) > PHY_TRACK_PLL_PERIOD_IN_US);
#endif
if (need_track_pll) {
phy_track_pll();
}
const esp_timer_create_args_t phy_track_pll_timer_args = {
.callback = &phy_track_pll_timer_callback,
.name = "phy-track-pll-timer"

4
components/esp_phy/src/phy_init.c
View File

@ -278,6 +278,10 @@ void esp_phy_enable(esp_phy_modem_t modem)
#endif
}
phy_set_modem_flag(modem);
#if !CONFIG_IDF_TARGET_ESP32
// Immediately track pll when phy enabled.
phy_track_pll();
#endif
_lock_release(&s_phy_access_lock);
}

20
components/esp_phy/src/phy_init_esp32hxx.c
View File

@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -21,7 +21,6 @@ extern void phy_version_print(void);
static _lock_t s_phy_access_lock;
/* Reference count of enabling PHY */
static uint8_t s_phy_access_ref = 0;
static bool s_phy_is_enabled = false;
uint32_t IRAM_ATTR phy_enter_critical(void)
@ -49,8 +48,7 @@ void IRAM_ATTR phy_exit_critical(uint32_t level)
void esp_phy_enable(esp_phy_modem_t modem)
{
_lock_acquire(&s_phy_access_lock);
phy_set_modem_flag(modem);
if (s_phy_access_ref == 0) {
if (phy_get_modem_flag() == 0) {
#if SOC_MODEM_CLOCK_IS_INDEPENDENT
modem_clock_module_enable(PERIPH_PHY_MODULE);
#endif
@ -63,9 +61,9 @@ void esp_phy_enable(esp_phy_modem_t modem)
}
phy_track_pll_init();
}
s_phy_access_ref++;
phy_set_modem_flag(modem);
// Immediately track pll when phy enabled.
phy_track_pll();
_lock_release(&s_phy_access_lock);
}
@ -73,11 +71,9 @@ void esp_phy_disable(esp_phy_modem_t modem)
{
_lock_acquire(&s_phy_access_lock);
if (s_phy_access_ref) {
s_phy_access_ref--;
}
phy_clr_modem_flag(modem);
if (phy_get_modem_flag() == 0) {
if (s_phy_access_ref == 0) {
phy_track_pll_deinit();
phy_close_rf();
phy_xpd_tsens();
@ -85,8 +81,6 @@ void esp_phy_disable(esp_phy_modem_t modem)
modem_clock_module_disable(PERIPH_PHY_MODULE);
#endif
}
phy_clr_modem_flag(modem);
_lock_release(&s_phy_access_lock);
}