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component/bt: add a timer to monitor the adv flow control credits downwards procedure

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This commit is contained in:
wangmengyang 2022-07-19 15:32:54 +08:00
parent b735c46ba7
commit c3f5b85032
1 changed files with 24 additions and 0 deletions
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24
components/bt/host/bluedroid/hci/hci_hal_h4.c
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@ -26,6 +26,7 @@
#include "osi/pkt_queue.h"
#if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
#include "osi/mutex.h"
#include "osi/alarm.h"
#endif
#include "esp_bt.h"
#include "stack/hcimsgs.h"
@ -41,6 +42,7 @@
#define HCI_UPSTREAM_DATA_QUEUE_IDX (1)
#if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
#define HCI_BLE_ADV_MIN_CREDITS_TO_RELEASE (10)
#define HCI_ADV_FLOW_MONITOR_PERIOD_MS (500)
#else
#define HCI_HAL_BLE_ADV_RPT_QUEUE_LEN_MAX (200)
#endif
@ -67,6 +69,7 @@ typedef struct {
struct pkt_queue *adv_rpt_q;
#if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
osi_mutex_t adv_flow_lock;
osi_alarm_t *adv_flow_monitor;
int adv_credits;
int adv_credits_to_release;
#endif
@ -87,6 +90,10 @@ static void hci_hal_h4_hdl_rx_adv_rpt(pkt_linked_item_t *linked_pkt);
static void hci_upstream_data_handler(void *arg);
static bool hci_upstream_data_post(uint32_t timeout);
#if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
static void hci_adv_flow_monitor(void *context);
#endif
static bool hci_hal_env_init(const hci_hal_callbacks_t *upper_callbacks, osi_thread_t *task_thread)
{
assert(upper_callbacks != NULL);
@ -101,6 +108,8 @@ static bool hci_hal_env_init(const hci_hal_callbacks_t *upper_callbacks, osi_thr
hci_hal_env.adv_credits = BLE_ADV_REPORT_FLOW_CONTROL_NUM;
hci_hal_env.adv_credits_to_release = 0;
osi_mutex_unlock(&hci_hal_env.adv_flow_lock);
hci_hal_env.adv_flow_monitor = osi_alarm_new("adv_fc_mon", hci_adv_flow_monitor, NULL, HCI_ADV_FLOW_MONITOR_PERIOD_MS);
assert (hci_hal_env.adv_flow_monitor != NULL);
#endif
hci_hal_env.rx_q = fixed_queue_new(QUEUE_SIZE_MAX);
@ -129,6 +138,9 @@ static void hci_hal_env_deinit(void)
hci_hal_env.upstream_data_ready = NULL;
#if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
osi_alarm_cancel(hci_hal_env.adv_flow_monitor);
osi_alarm_free(hci_hal_env.adv_flow_monitor);
hci_hal_env.adv_flow_monitor = NULL;
osi_mutex_free(&hci_hal_env.adv_flow_lock);
#endif
@ -259,6 +271,11 @@ bool host_recv_adv_packet(uint8_t *packet)
}
#if (BLE_ADV_REPORT_FLOW_CONTROL == TRUE)
static void hci_adv_flow_monitor(void *context)
{
hci_adv_credits_force_release(0);
}
static void hci_adv_credits_consumed(uint16_t num)
{
osi_mutex_lock(&hci_hal_env.adv_flow_lock, OSI_MUTEX_MAX_TIMEOUT);
@ -279,6 +296,10 @@ int hci_adv_credits_prep_to_release(uint16_t num)
hci_hal_env.adv_credits_to_release = credits_to_release;
osi_mutex_unlock(&hci_hal_env.adv_flow_lock);
if (credits_to_release == num) {
osi_alarm_cancel(hci_hal_env.adv_flow_monitor);
osi_alarm_set(hci_hal_env.adv_flow_monitor, HCI_ADV_FLOW_MONITOR_PERIOD_MS);
}
return credits_to_release;
}
@ -292,6 +313,9 @@ static int hci_adv_credits_release(void)
assert(hci_hal_env.adv_credits_to_release >= 0);
osi_mutex_unlock(&hci_hal_env.adv_flow_lock);
if (hci_hal_env.adv_credits_to_release == 0) {
osi_alarm_cancel(hci_hal_env.adv_flow_monitor);
}
return credits_released;
}