commit b914417cf42eee1bd0e6ba189b9df106b70c190f
author Rania JMAI <rania.jmai@st.com> Fri Jul 21 15:05:44 2023 +0100
committer Rania JMAI <rania.jmai@st.com> Fri Jul 21 15:05:44 2023 +0100
tree 1fffbdee50dd635f39d543df99192293bcce5cc4
parent f0f819f8b0f857448e70b2860c0269566e7c9740

[HAL][SAI] Improve audio quality (avoid potential glitch)

Src/stm32wbxx_hal_sai.c

diff --git a/Src/stm32wbxx_hal_sai.c b/Src/stm32wbxx_hal_sai.c
index 33b9b86..f6ad077 100644
--- a/Src/stm32wbxx_hal_sai.c
+++ b/Src/stm32wbxx_hal_sai.c
@@ -1343,6 +1343,12 @@
   /* Process Locked */
   __HAL_LOCK(hsai);
 
+  /* Disable SAI peripheral */
+  if (SAI_Disable(hsai) != HAL_OK)
+  {
+    status = HAL_ERROR;
+  }
+
   /* Disable the SAI DMA request */
   hsai->Instance->CR1 &= ~SAI_xCR1_DMAEN;
 
@@ -1362,12 +1368,6 @@
     (void) HAL_DMA_Abort(hsai->hdmarx);
   }
 
-  /* Disable SAI peripheral */
-  if (SAI_Disable(hsai) != HAL_OK)
-  {
-    status = HAL_ERROR;
-  }
-
   /* Flush the fifo */
   SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH);
 
@@ -1393,6 +1393,12 @@
   /* Process Locked */
   __HAL_LOCK(hsai);
 
+  /* Disable SAI peripheral */
+  if (SAI_Disable(hsai) != HAL_OK)
+  {
+    status = HAL_ERROR;
+  }
+
   /* Check SAI DMA is enabled or not */
   if ((hsai->Instance->CR1 & SAI_xCR1_DMAEN) == SAI_xCR1_DMAEN)
   {
@@ -1420,12 +1426,6 @@
   hsai->Instance->IMR = 0;
   hsai->Instance->CLRFR = 0xFFFFFFFFU;
 
-  /* Disable SAI peripheral */
-  if (SAI_Disable(hsai) != HAL_OK)
-  {
-    status = HAL_ERROR;
-  }
-
   /* Flush the fifo */
   SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH);