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feat(esp_hw_support): support gdma register context sleep retention

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This commit is contained in:
wuzhenghui
2024-02-02 11:21:40 +08:00
parent b2b84f9b5c
commit 0c2f811ca8
17 changed files with 278 additions and 12 deletions
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components/esp_hw_support/dma/gdma.c
+10
View File
@@ -47,6 +47,10 @@
#include "hal/cache_hal.h"
#include "hal/cache_ll.h"
#if CONFIG_PM_ENABLE && SOC_PM_SUPPORT_TOP_PD
#include "esp_private/gdma_sleep_retention.h"
#endif
static const char *TAG = "gdma";
#if !SOC_RCC_IS_INDEPENDENT
@@ -694,6 +698,9 @@ static void gdma_release_pair_handle(gdma_pair_t *pair)
if (do_deinitialize) {
free(pair);
#if CONFIG_PM_ENABLE && SOC_PM_SUPPORT_TOP_PD
gdma_sleep_retention_deinit(group->group_id, pair_id);
#endif
ESP_LOGD(TAG, "del pair (%d,%d)", group->group_id, pair_id);
gdma_release_group_handle(group);
}
@@ -731,6 +738,9 @@ static gdma_pair_t *gdma_acquire_pair_handle(gdma_group_t *group, int pair_id)
s_platform.group_ref_counts[group->group_id]++;
portEXIT_CRITICAL(&s_platform.spinlock);
#if CONFIG_PM_ENABLE && SOC_PM_SUPPORT_TOP_PD
gdma_sleep_retention_init(group->group_id, pair_id);
#endif
ESP_LOGD(TAG, "new pair (%d,%d) at %p", group->group_id, pair_id, pair);
} else {
free(pre_alloc_pair);
components/esp_hw_support/dma/gdma_sleep_retention.c
+40
View File
@@ -0,0 +1,40 @@
/*
* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdlib.h>
#include <string.h>
#include "sdkconfig.h"
#include "soc/gdma_periph.h"
#include "soc/soc_caps.h"
#include "esp_err.h"
#include "esp_check.h"
#include "esp_log.h"
#include "esp_private/sleep_retention.h"
#include "esp_private/esp_regdma.h"
#include "hal/gdma_ll.h"
static const char *TAG = "gdma";
esp_err_t gdma_sleep_retention_init(int group_id, int pair_id)
{
sleep_retention_module_bitmap_t module = GDMA_CH_RETENTION_GET_MODULE_ID(group_id, pair_id);
esp_err_t err = sleep_retention_entries_create(gdma_chx_regs_retention[group_id][pair_id].link_list, gdma_chx_regs_retention[group_id][pair_id].link_num, REGDMA_LINK_PRI_7, module);
if (err == ESP_OK) {
ESP_LOGI(TAG, "GDMA pair (%d, %d) retention initialization", group_id, pair_id);
}
ESP_RETURN_ON_ERROR(err, TAG, "Failed to create sleep retention linked list for GDMA pair (%d, %d) retention", group_id, pair_id);
return err;
}
esp_err_t gdma_sleep_retention_deinit(int group_id, int pair_id)
{
esp_err_t err = ESP_OK;
sleep_retention_entries_destroy(GDMA_CH_RETENTION_GET_MODULE_ID(group_id, pair_id));
return err;
}