diff options
Diffstat (limited to 'os/hal/ports/STM32/LLD/DMAv1/stm32_dma.h')
| -rw-r--r-- | os/hal/ports/STM32/LLD/DMAv1/stm32_dma.h | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/os/hal/ports/STM32/LLD/DMAv1/stm32_dma.h b/os/hal/ports/STM32/LLD/DMAv1/stm32_dma.h index 3bb5ff4ca..0a25e48eb 100644 --- a/os/hal/ports/STM32/LLD/DMAv1/stm32_dma.h +++ b/os/hal/ports/STM32/LLD/DMAv1/stm32_dma.h @@ -79,22 +79,22 @@ #if (STM32_DMA_SUPPORTS_DMAMUX == FALSE) || defined(_DOXYGEN__)
/**
- * @brief Checks if a DMA channel is within the valid range.
+ * @brief Checks if a DMA stream id is within the valid range.
*
- * @param[in] ch DMA channel
+ * @param[in] id DMA stream id
* @retval The check result.
- * @retval FALSE invalid DMA channel.
- * @retval TRUE correct DMA channel.
+ * @retval false invalid DMA channel.
+ * @retval true correct DMA channel.
*/
-#define STM32_DMA_IS_VALID_CHANNEL(ch) (((ch) >= 0U) && \
- ((ch) < STM32_DMA_STREAMS))
+#define STM32_DMA_IS_VALID_STREAM(id) (((id) >= 0U) && \
+ ((id) < STM32_DMA_STREAMS))
#else /* STM32_DMA_SUPPORTS_DMAMUX == FALSE */
#if STM32_DMA2_NUM_CHANNELS > 0
-#define STM32_DMA_IS_VALID_CHANNEL(ch) (((ch) >= 0U) && \
- ((ch) <= (STM32_DMA_STREAMS + 2)))
+#define STM32_DMA_IS_VALID_STREAM(id) (((id) >= 0U) && \
+ ((id) <= (STM32_DMA_STREAMS + 2)))
#else
-#define STM32_DMA_IS_VALID_CHANNEL(ch) (((ch) >= 0U) && \
- ((ch) <= (STM32_DMA_STREAMS + 1)))
+#define STM32_DMA_IS_VALID_STREAM(id) (((id) >= 0U) && \
+ ((id) <= (STM32_DMA_STREAMS + 1)))
#endif
#endif /* STM32_DMA_SUPPORTS_DMAMUX == FALSE */
@@ -500,11 +500,12 @@ extern "C" { uint32_t priority,
stm32_dmaisr_t func,
void *param);
- bool dmaStreamAllocate(const stm32_dma_stream_t *dmastp,
- uint32_t priority,
- stm32_dmaisr_t func,
- void *param);
- void dmaStreamRelease(const stm32_dma_stream_t *dmastp);
+ const stm32_dma_stream_t *dmaStreamAlloc(uint32_t id,
+ uint32_t priority,
+ stm32_dmaisr_t func,
+ void *param);
+ void dmaStreamFreeI(const stm32_dma_stream_t *dmastp);
+ void dmaStreamFree(const stm32_dma_stream_t *dmastp);
void dmaServeInterrupt(const stm32_dma_stream_t *dmastp);
#if STM32_DMA_SUPPORTS_DMAMUX == TRUE
void dmaSetRequestSource(const stm32_dma_stream_t *dmastp, uint32_t per);
|