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mbed library sources

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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

Diff: targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_i2s.c

Revision:
387:643a59b3dbac
Parent:
382:ee426a420dbb
Child:
489:119543c9f674
--- a/targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_i2s.c	Wed Nov 05 09:00:08 2014 +0000
+++ b/targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_i2s.c	Wed Nov 05 14:30:08 2014 +0000
@@ -196,7 +196,7 @@
   uint32_t tmp = 0, i2sclk = 0;
   
   /* Check the I2S handle allocation */
-  if(hi2s == NULL)
+  if(hi2s == HAL_NULL)
   {
     return HAL_ERROR;
   }
@@ -300,7 +300,7 @@
 HAL_StatusTypeDef HAL_I2S_DeInit(I2S_HandleTypeDef *hi2s)
 {
   /* Check the I2S handle allocation */
-  if(hi2s == NULL)
+  if(hi2s == HAL_NULL)
   {
     return HAL_ERROR;
   }
@@ -410,7 +410,7 @@
 HAL_StatusTypeDef HAL_I2S_Transmit(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout)
 {
   uint32_t tmp1 = 0, tmp2 = 0;  
-  if((pData == NULL ) || (Size == 0)) 
+  if((pData == HAL_NULL ) || (Size == 0)) 
   {
     return  HAL_ERROR;
   }
@@ -493,7 +493,7 @@
 HAL_StatusTypeDef HAL_I2S_Receive(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout)
 {
   uint32_t tmp1 = 0, tmp2 = 0;   
-  if((pData == NULL ) || (Size == 0)) 
+  if((pData == HAL_NULL ) || (Size == 0)) 
   {
     return  HAL_ERROR;
   }
@@ -579,7 +579,7 @@
   uint32_t tmp1 = 0, tmp2 = 0;     
   if(hi2s->State == HAL_I2S_STATE_READY)
   {
-    if((pData == NULL) || (Size == 0)) 
+    if((pData == HAL_NULL) || (Size == 0)) 
     {
       return  HAL_ERROR;
     }
@@ -648,7 +648,7 @@
   uint32_t tmp1 = 0, tmp2 = 0;     
   if(hi2s->State == HAL_I2S_STATE_READY)
   {
-    if((pData == NULL) || (Size == 0)) 
+    if((pData == HAL_NULL) || (Size == 0)) 
     {
       return  HAL_ERROR;
     }
@@ -714,7 +714,7 @@
   uint32_t *tmp;
   uint32_t tmp1 = 0, tmp2 = 0;     
   
-  if((pData == NULL) || (Size == 0)) 
+  if((pData == HAL_NULL) || (Size == 0)) 
   {
     return  HAL_ERROR;
   }
@@ -799,7 +799,7 @@
   uint32_t *tmp;
   uint32_t tmp1 = 0, tmp2 = 0;  
   
-  if((pData == NULL) || (Size == 0))
+  if((pData == HAL_NULL) || (Size == 0))
   {
     return  HAL_ERROR;
   }
@@ -951,12 +951,12 @@
   hi2s->Instance->CR2 &= (uint32_t)~((uint32_t)SPI_CR2_RXDMAEN);
   
   /* Abort the I2S DMA Stream tx */
-  if(hi2s->hdmatx != NULL)
+  if(hi2s->hdmatx != HAL_NULL)
   {
     HAL_DMA_Abort(hi2s->hdmatx);
   }
   /* Abort the I2S DMA Stream rx */
-  if(hi2s->hdmarx != NULL)
+  if(hi2s->hdmarx != HAL_NULL)
   {
     HAL_DMA_Abort(hi2s->hdmarx);
   }