From b41fb377f95622893da0efca97a1bdf0c588a5a2 Mon Sep 17 00:00:00 2001
From: wuzhenghui <wuzhenghui@espressif.com>
Date: Fri, 11 Apr 2025 17:24:46 +0800
Subject: [PATCH] change(esp_hw_support): allow sar power keep on during
 lightsleep

Closes https://github.com/espressif/esp-idf/issues/12426
---
 components/esp_hw_support/sleep_modes.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/components/esp_hw_support/sleep_modes.c b/components/esp_hw_support/sleep_modes.c
index b87190a460..19727f1a02 100644
--- a/components/esp_hw_support/sleep_modes.c
+++ b/components/esp_hw_support/sleep_modes.c
@@ -707,7 +707,7 @@ FORCE_INLINE_ATTR void misc_modules_sleep_prepare(uint32_t sleep_flags, bool dee
 #endif
     }
 
-    if (!(deep_sleep && (s_sleep_sub_mode_ref_cnt[ESP_SLEEP_USE_ADC_TSEN_MONITOR_MODE] != 0))){
+    if (s_sleep_sub_mode_ref_cnt[ESP_SLEEP_USE_ADC_TSEN_MONITOR_MODE] == 0) {
         // TODO: IDF-7370
         sar_periph_ctrl_power_disable();
     }
@@ -737,7 +737,9 @@ FORCE_INLINE_ATTR void misc_modules_wake_prepare(uint32_t sleep_flags)
         sleep_usb_otg_phy_restore();
     }
 #endif
-    sar_periph_ctrl_power_enable();
+    if (s_sleep_sub_mode_ref_cnt[ESP_SLEEP_USE_ADC_TSEN_MONITOR_MODE] == 0) {
+        sar_periph_ctrl_power_enable();
+    }
 #if CONFIG_PM_POWER_DOWN_CPU_IN_LIGHT_SLEEP && SOC_PM_CPU_RETENTION_BY_RTCCNTL
     sleep_disable_cpu_retention();
 #endif