commit 641cfd1a1f1a206431b4fa51a347abdbadb47ab3
author Ali Labbene <ali.labbene@st.com> Tue Feb 08 14:57:33 2022 +0100
committer Ali Labbene <ali.labbene@st.com> Tue Feb 08 14:57:33 2022 +0100
tree 896ea649545f13309d8cf081f069403ae90d144c
parent f8ccc56123f4537534e8c0e23c92bdadfba92c17

[HAL][IRDA] Add a check on the IRDA parity before enabling the parity error interrupt

Src/stm32f2xx_hal_irda.c

diff --git a/Src/stm32f2xx_hal_irda.c b/Src/stm32f2xx_hal_irda.c
index 3a55095..61f3aa3 100644
--- a/Src/stm32f2xx_hal_irda.c
+++ b/Src/stm32f2xx_hal_irda.c
@@ -1010,8 +1010,16 @@
     /* Process Unlocked */
     __HAL_UNLOCK(hirda);
 
-    /* Enable the IRDA Parity Error and Data Register Not Empty Interrupts */
-    SET_BIT(hirda->Instance->CR1, USART_CR1_PEIE | USART_CR1_RXNEIE);
+    if (hirda->Init.Parity != IRDA_PARITY_NONE)
+    {
+      /* Enable the IRDA Parity Error and Data Register Not Empty Interrupts */
+      SET_BIT(hirda->Instance->CR1, USART_CR1_PEIE | USART_CR1_RXNEIE);
+    }
+    else
+    {
+      /* Enable the IRDA Data Register Not Empty Interrupts */
+       SET_BIT(hirda->Instance->CR1, USART_CR1_RXNEIE); 
+    }
 
     /* Enable the IRDA Error Interrupt: (Frame error, Noise error, Overrun error) */
     SET_BIT(hirda->Instance->CR3, USART_CR3_EIE);
@@ -1146,8 +1154,11 @@
     /* Process Unlocked */
     __HAL_UNLOCK(hirda);
 
-    /* Enable the IRDA Parity Error Interrupt */
-    SET_BIT(hirda->Instance->CR1, USART_CR1_PEIE);
+    if (hirda->Init.Parity != IRDA_PARITY_NONE)
+    {
+      /* Enable the IRDA Parity Error Interrupt */
+      SET_BIT(hirda->Instance->CR1, USART_CR1_PEIE);
+    }
 
     /* Enable the IRDA Error Interrupt: (Frame error, Noise error, Overrun error) */
     SET_BIT(hirda->Instance->CR3, USART_CR3_EIE);
@@ -1224,7 +1235,10 @@
     __HAL_IRDA_CLEAR_OREFLAG(hirda);
 
     /* Re-enable PE and ERR (Frame error, noise error, overrun error) interrupts */
-    SET_BIT(hirda->Instance->CR1, USART_CR1_PEIE);
+    if (hirda->Init.Parity != IRDA_PARITY_NONE)
+    {    
+      SET_BIT(hirda->Instance->CR1, USART_CR1_PEIE);
+    }
     SET_BIT(hirda->Instance->CR3, USART_CR3_EIE);
 
     /* Enable the IRDA DMA Rx request */