From 25147f2560e9ff99a42cf131decb3745604ec1ac Mon Sep 17 00:00:00 2001
From: Sachin Parekh <sachin.parekh@espressif.com>
Date: Tue, 22 Dec 2020 00:47:30 +0530
Subject: [PATCH] i2c: Acquire PM lock after acquiring mutex

---
 components/driver/i2c.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/components/driver/i2c.c b/components/driver/i2c.c
index 23cdb1242f..a9a93687db 100644
--- a/components/driver/i2c.c
+++ b/components/driver/i2c.c
@@ -1284,12 +1284,12 @@ esp_err_t i2c_master_cmd_begin(i2c_port_t i2c_num, i2c_cmd_handle_t cmd_handle,
     i2c_obj_t* p_i2c = p_i2c_obj[i2c_num];
     portTickType ticks_start = xTaskGetTickCount();
     portBASE_TYPE res = xSemaphoreTake(p_i2c->cmd_mux, ticks_to_wait);
-#ifdef CONFIG_PM_ENABLE
-    esp_pm_lock_acquire(p_i2c->pm_lock);
-#endif
     if (res == pdFALSE) {
         return ESP_ERR_TIMEOUT;
     }
+#ifdef CONFIG_PM_ENABLE
+    esp_pm_lock_acquire(p_i2c->pm_lock);
+#endif
     xQueueReset(p_i2c->cmd_evt_queue);
     if (p_i2c->status == I2C_STATUS_TIMEOUT
         || I2C[i2c_num]->status_reg.bus_busy == 1) {