diff options
Diffstat (limited to 'os/hal/platforms/STM32F2xx/stm32_dma.h')
| -rw-r--r-- | os/hal/platforms/STM32F2xx/stm32_dma.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/os/hal/platforms/STM32F2xx/stm32_dma.h b/os/hal/platforms/STM32F2xx/stm32_dma.h index 8f03a64a7..4b349ea1b 100644 --- a/os/hal/platforms/STM32F2xx/stm32_dma.h +++ b/os/hal/platforms/STM32F2xx/stm32_dma.h @@ -148,7 +148,7 @@ /** @} */
/**
- * @name CR register constants only found in STM32F2xx/STM32F2xx
+ * @name CR register constants only found in STM32F2xx/STM32F4xx
* @{
*/
#define STM32_DMA_CR_DMEIE DMA_SxCR_DMEIE
@@ -171,7 +171,7 @@ /** @} */
/**
- * @name FCR register constants only found in STM32F2xx/STM32F2xx
+ * @name FCR register constants only found in STM32F2xx/STM32F4xx
* @{
*/
#define STM32_DMA_FCR_FEIE DMA_SxFCR_FEIE
@@ -418,9 +418,11 @@ typedef void (*stm32_dmaisr_t)(void *p, uint32_t flags); *
* @param[in] dmastp pointer to a stm32_dma_stream_t structure
*/
-#define dmaWaitCompletion(dmastp) \
- while (((dmastp)->stream->CNDTR > 0) && \
- ((dmastp)->stream->CCR & STM32_DMA_CR_EN))
+#define dmaWaitCompletion(dmastp) { \
+ while ((dmastp)->stream->NDTR > 0) \
+ ; \
+ dmaStreamDisable(dmastp); \
+}
/** @} */
/*===========================================================================*/
|