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fix(esp_driver_gptimer): do gptimer retention by timer unit rather than timer group

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This commit is contained in:
wuzhenghui
2024-11-28 21:02:32 +08:00
parent 33ba39a100
commit 3ae1929e58
15 changed files with 297 additions and 203 deletions
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56
components/esp_driver_gptimer/src/gptimer.c
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@@ -25,6 +25,31 @@ static const char *TAG = "gptimer";
static void gptimer_default_isr(void *args);
#if GPTIMER_USE_RETENTION_LINK
static esp_err_t gptimer_create_sleep_retention_link_cb(void *timer)
{
int group_id = ((gptimer_t *)timer)->group->group_id;
int timer_id = ((gptimer_t *)timer)->timer_id;
esp_err_t err = sleep_retention_entries_create(tg_timer_reg_retention_info[group_id][timer_id].regdma_entry_array,
tg_timer_reg_retention_info[group_id][timer_id].array_size,
REGDMA_LINK_PRI_GPTIMER, tg_timer_reg_retention_info[group_id][timer_id].module);
return err;
}
static void gptimer_create_retention_module(gptimer_t *timer)
{
int group_id = timer->group->group_id;
int timer_id = timer->timer_id;
sleep_retention_module_t module = tg_timer_reg_retention_info[group_id][timer_id].module;
if (sleep_retention_is_module_inited(module) && !sleep_retention_is_module_created(module)) {
if (sleep_retention_module_allocate(module) != ESP_OK) {
// even though the sleep retention module create failed, GPTimer driver should still work, so just warning here
ESP_LOGW(TAG, "create retention link failed on TimerGroup%d Timer%d, power domain won't be turned off during sleep", group_id, timer_id);
}
}
}
#endif // GPTIMER_USE_RETENTION_LINK
static esp_err_t gptimer_register_to_group(gptimer_t *timer)
{
gptimer_group_t *group = NULL;
@@ -51,6 +76,24 @@ static esp_err_t gptimer_register_to_group(gptimer_t *timer)
}
}
ESP_RETURN_ON_FALSE(timer_id != -1, ESP_ERR_NOT_FOUND, TAG, "no free timer");
#if GPTIMER_USE_RETENTION_LINK
sleep_retention_module_t module = tg_timer_reg_retention_info[group->group_id][timer_id].module;
sleep_retention_module_init_param_t init_param = {
.cbs = {
.create = {
.handle = gptimer_create_sleep_retention_link_cb,
.arg = (void *)timer
},
},
.depends = RETENTION_MODULE_BITMAP_INIT(CLOCK_SYSTEM)
};
if (sleep_retention_module_init(module, &init_param) != ESP_OK) {
// even though the sleep retention module init failed, RMT driver should still work, so just warning here
ESP_LOGW(TAG, "init sleep retention failed on TimerGroup%d Timer%d, power domain may be turned off during sleep", group->group_id, timer_id);
}
#endif // GPTIMER_USE_RETENTION_LINK
return ESP_OK;
}
@@ -61,6 +104,17 @@ static void gptimer_unregister_from_group(gptimer_t *timer)
portENTER_CRITICAL(&group->spinlock);
group->timers[timer_id] = NULL;
portEXIT_CRITICAL(&group->spinlock);
#if GPTIMER_USE_RETENTION_LINK
sleep_retention_module_t module = tg_timer_reg_retention_info[group->group_id][timer_id].module;
if (sleep_retention_is_module_created(module)) {
sleep_retention_module_free(module);
}
if (sleep_retention_is_module_inited(module)) {
sleep_retention_module_deinit(module);
}
#endif
// timer has a reference on group, release it now
gptimer_release_group_handle(group);
}
@@ -109,7 +163,7 @@ esp_err_t gptimer_new_timer(const gptimer_config_t *config, gptimer_handle_t *re
if (allow_pd) {
#if GPTIMER_USE_RETENTION_LINK
gptimer_create_retention_module(group);
gptimer_create_retention_module(timer);
#endif // GPTIMER_USE_RETENTION_LINK
}