diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/stm32_dma.h')
| -rw-r--r-- | nuttx/arch/arm/src/stm32/stm32_dma.h | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_dma.h b/nuttx/arch/arm/src/stm32/stm32_dma.h index 771754bf9..1d4baae4f 100644 --- a/nuttx/arch/arm/src/stm32/stm32_dma.h +++ b/nuttx/arch/arm/src/stm32/stm32_dma.h @@ -271,9 +271,10 @@ size_t stm32_dmaresidual(DMA_HANDLE handle); * * Description: * Check if the DMA controller can transfer data to/from given memory - * address. This depends on the internal connections in the ARM bus matrix - * of the processor. Note that this only applies to memory addresses, it - * will return false for any peripheral address. + * address with the given configuration. This depends on the internal + * connections in the ARM bus matrix of the processor. Note that this + * only applies to memory addresses, it will return false for any peripheral + * address. * * Returned value: * True, if transfer is possible. @@ -281,9 +282,9 @@ size_t stm32_dmaresidual(DMA_HANDLE handle); ****************************************************************************/ #ifdef CONFIG_STM32_DMACAPABLE -bool stm32_dmacapable(uintptr_t maddr); +bool stm32_dmacapable(uintptr_t maddr, uint32_t count, uint32_t ccr); #else -# define stm32_dmacapable(maddr) (true) +# define stm32_dmacapable(maddr, count, ccr) (true) #endif /**************************************************************************** |