diff options
Diffstat (limited to 'bsps/arm/stm32h7/hal/stm32h7xx_hal_dma_ex.c')
| -rw-r--r-- | bsps/arm/stm32h7/hal/stm32h7xx_hal_dma_ex.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/bsps/arm/stm32h7/hal/stm32h7xx_hal_dma_ex.c b/bsps/arm/stm32h7/hal/stm32h7xx_hal_dma_ex.c index 66ac4aadb2..7c2b680b19 100644 --- a/bsps/arm/stm32h7/hal/stm32h7xx_hal_dma_ex.c +++ b/bsps/arm/stm32h7/hal/stm32h7xx_hal_dma_ex.c @@ -37,13 +37,12 @@ ****************************************************************************** * @attention * - * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics. - * All rights reserved.</center></h2> + * Copyright (c) 2017 STMicroelectronics. + * All rights reserved. * - * This software component is licensed by ST under BSD 3-Clause license, - * the "License"; You may not use this file except in compliance with the - * License. You may obtain a copy of the License at: - * opensource.org/licenses/BSD-3-Clause + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ @@ -184,7 +183,7 @@ HAL_StatusTypeDef HAL_DMAEx_MultiBufferStart(DMA_HandleTypeDef *hdma, uint32_t S /* Clear the DMAMUX synchro overrun flag */ hdma->DMAmuxChannelStatus->CFR = hdma->DMAmuxChannelStatusMask; - if(hdma->DMAmuxRequestGen != NULL) + if(hdma->DMAmuxRequestGen != 0U) { /* Clear the DMAMUX request generator overrun flag */ hdma->DMAmuxRequestGenStatus->RGCFR = hdma->DMAmuxRequestGenStatusMask; @@ -280,7 +279,7 @@ HAL_StatusTypeDef HAL_DMAEx_MultiBufferStart_IT(DMA_HandleTypeDef *hdma, uint32_ /* Clear the DMAMUX synchro overrun flag */ hdma->DMAmuxChannelStatus->CFR = hdma->DMAmuxChannelStatusMask; - if(hdma->DMAmuxRequestGen != NULL) + if(hdma->DMAmuxRequestGen != 0U) { /* Clear the DMAMUX request generator overrun flag */ hdma->DMAmuxRequestGenStatus->RGCFR = hdma->DMAmuxRequestGenStatusMask; @@ -320,7 +319,7 @@ HAL_StatusTypeDef HAL_DMAEx_MultiBufferStart_IT(DMA_HandleTypeDef *hdma, uint32_ hdma->DMAmuxChannel->CCR |= DMAMUX_CxCR_SOIE; } - if(hdma->DMAmuxRequestGen != NULL) + if(hdma->DMAmuxRequestGen != 0U) { /* if using DMAMUX request generator, enable the DMAMUX request generator overrun IT*/ /* enable the request gen overrun IT*/ @@ -487,7 +486,7 @@ HAL_StatusTypeDef HAL_DMAEx_ConfigMuxRequestGenerator (DMA_HandleTypeDef *hdma, /* check if the DMA state is ready and DMA is using a DMAMUX request generator block */ - if(hdma->DMAmuxRequestGen == NULL) + if(hdma->DMAmuxRequestGen == 0U) { /* Set the error code to busy */ hdma->ErrorCode = HAL_DMA_ERROR_PARAM; @@ -536,7 +535,7 @@ HAL_StatusTypeDef HAL_DMAEx_EnableMuxRequestGenerator (DMA_HandleTypeDef *hdma) /* check if the DMA state is ready and DMA is using a DMAMUX request generator block */ - if((hdma->State != HAL_DMA_STATE_RESET) && (hdma->DMAmuxRequestGen != NULL)) + if((hdma->State != HAL_DMA_STATE_RESET) && (hdma->DMAmuxRequestGen != 0U)) { /* Enable the request generator*/ hdma->DMAmuxRequestGen->RGCR |= DMAMUX_RGxCR_GE; @@ -562,7 +561,7 @@ HAL_StatusTypeDef HAL_DMAEx_DisableMuxRequestGenerator (DMA_HandleTypeDef *hdma) /* check if the DMA state is ready and DMA is using a DMAMUX request generator block */ - if((hdma->State != HAL_DMA_STATE_RESET) && (hdma->DMAmuxRequestGen != NULL)) + if((hdma->State != HAL_DMA_STATE_RESET) && (hdma->DMAmuxRequestGen != 0U)) { /* Disable the request generator*/ hdma->DMAmuxRequestGen->RGCR &= ~DMAMUX_RGxCR_GE; @@ -602,7 +601,7 @@ void HAL_DMAEx_MUX_IRQHandler(DMA_HandleTypeDef *hdma) } } - if(hdma->DMAmuxRequestGen != NULL) + if(hdma->DMAmuxRequestGen != 0) { /* if using a DMAMUX request generator block Check for DMAMUX request generator overrun */ if((hdma->DMAmuxRequestGenStatus->RGSR & hdma->DMAmuxRequestGenStatusMask) != 0U) @@ -712,4 +711,3 @@ static void DMA_MultiBufferSetConfig(DMA_HandleTypeDef *hdma, uint32_t SrcAddres * @} */ -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |