Mirrors/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2026-10-01 18:50:34 +03:00
Code Issues Packages Projects Releases Wiki Activity

feat(gdma): support gdma sleep retention on s31

Browse Source
This commit is contained in:
Chen Jichang
2026-05-13 18:09:17 +08:00
parent fbd587f10d
commit cc3edfa727
8 changed files with 179 additions and 82 deletions
Download Patch File Download Diff File Expand all files Collapse all files
components/esp_driver_dma/src/gdma.c
+4 -21
View File
@@ -28,7 +28,6 @@
#include "gdma_priv.h"
#include "esp_memory_utils.h"
#include "esp_sleep.h"
#define GDMA_INVALID_PERIPH_TRIG (0x3F)
#define SEARCH_REQUEST_RX_CHANNEL (1 << 0)
@@ -88,15 +87,11 @@ static esp_err_t do_allocate_gdma_channel(const gdma_channel_search_info_t *sear
TAG, "invalid interrupt priority:%d", config->intr_priority);
}
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP
#if SOC_GDMA_SUPPORT_SLEEP_RETENTION
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP && SOC_GDMA_SUPPORT_SLEEP_RETENTION
// retention module is per GDMA pair, before we allocate the pair object, some common registers are already configured in "hal_init"
// if a light sleep happens and powers off the gdma module, those registers will get lost
// to work around it, we can acquire a power lock first, before any register configuration
sleep_retention_power_lock_acquire();
#else
esp_sleep_pd_config(ESP_PD_DOMAIN_TOP, ESP_PD_OPTION_ON); //IDF-15640
#endif
#endif
// Determine search code based on which channels are requested
@@ -242,12 +237,8 @@ err:
free(alloc_rx_channel);
}
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP
#if SOC_GDMA_SUPPORT_SLEEP_RETENTION
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP && SOC_GDMA_SUPPORT_SLEEP_RETENTION
sleep_retention_power_lock_release();
#else
esp_sleep_pd_config(ESP_PD_DOMAIN_TOP, ESP_PD_OPTION_AUTO); //IDF-15640
#endif
#endif
return ret;
}
@@ -883,13 +874,9 @@ static esp_err_t gdma_del_tx_channel(gdma_channel_t *dma_channel)
free(tx_chan);
ESP_LOGV(TAG, "del tx channel (%d,%d)", group_id, pair_id);
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP
#if SOC_GDMA_SUPPORT_SLEEP_RETENTION
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP && SOC_GDMA_SUPPORT_SLEEP_RETENTION
// release sleep retention lock
gdma_release_sleep_retention(pair);
#else
esp_sleep_pd_config(ESP_PD_DOMAIN_TOP, ESP_PD_OPTION_AUTO); //IDF-15640
#endif
#endif
// release pair handle (will free pair if both channels are deleted)
gdma_try_free_pair_handle(pair);
@@ -922,13 +909,9 @@ static esp_err_t gdma_del_rx_channel(gdma_channel_t *dma_channel)
free(rx_chan);
ESP_LOGV(TAG, "del rx channel (%d,%d)", group_id, pair_id);
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP
#if SOC_GDMA_SUPPORT_SLEEP_RETENTION
#if CONFIG_PM_POWER_DOWN_PERIPHERAL_IN_LIGHT_SLEEP && SOC_GDMA_SUPPORT_SLEEP_RETENTION
// release sleep retention lock
gdma_release_sleep_retention(pair);
#else
esp_sleep_pd_config(ESP_PD_DOMAIN_TOP, ESP_PD_OPTION_AUTO); //IDF-15640
#endif
#endif
// release pair handle (will free pair if both channels are deleted)
gdma_try_free_pair_handle(pair);