diff options
Diffstat (limited to 'os/hal')
| -rw-r--r-- | os/hal/platforms/STM32F1xx/stm32_dma.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/os/hal/platforms/STM32F1xx/stm32_dma.h b/os/hal/platforms/STM32F1xx/stm32_dma.h index a33577af8..e01708d64 100644 --- a/os/hal/platforms/STM32F1xx/stm32_dma.h +++ b/os/hal/platforms/STM32F1xx/stm32_dma.h @@ -78,11 +78,11 @@ /**
* @brief Returns a pointer to a stm32_dma_stream_t structure.
*
- * @param[in] n the stream numeric identifier
+ * @param[in] id the stream numeric identifier
* @return A pointer to the stm32_dma_stream_t constant structure
* associated to the DMA stream.
*/
-#define STM32_DMA_STREAM(n) (&_stm32_dma_streams[n])
+#define STM32_DMA_STREAM(id) (&_stm32_dma_streams[id])
#define STM32_DMA1_STREAM1 STM32_DMA_STREAM(0)
#define STM32_DMA1_STREAM2 STM32_DMA_STREAM(1)
@@ -121,6 +121,8 @@ #define STM32_DMA_CR_MSIZE_BYTE 0
#define STM32_DMA_CR_MSIZE_HWORD DMA_CCR1_MSIZE_0
#define STM32_DMA_CR_MSIZE_WORD DMA_CCR1_MSIZE_1
+#define STM32_DMA_CR_SIZE_MASK (STM32_DMA_CR_MSIZE_MASK | \
+ STM32_DMA_CR_MSIZE_MASK)
#define STM32_DMA_CR_PL_MASK DMA_CCR1_PL
#define STM32_DMA_CR_PL(n) ((n) << 12)
/** @} */
|