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Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.
If you are looking for a stable and tested release, please import one of the official mbed library releases:
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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
Diff: targets/cmsis/TARGET_STM/TARGET_STM32F3/stm32f3xx_hal_spi.c
- Revision:
- 634:ac7d6880524d
- Parent:
- 632:7687fb9c4f91
--- a/targets/cmsis/TARGET_STM/TARGET_STM32F3/stm32f3xx_hal_spi.c Mon Sep 28 15:00:09 2015 +0100 +++ b/targets/cmsis/TARGET_STM/TARGET_STM32F3/stm32f3xx_hal_spi.c Mon Sep 28 20:15:09 2015 +0100 @@ -2,8 +2,8 @@ ****************************************************************************** * @file stm32f3xx_hal_spi.c * @author MCD Application Team - * @version V1.1.1 - * @date 19-June-2015 + * @version V1.1.0 + * @date 12-Sept-2014 * @brief SPI HAL module driver. * * This file provides firmware functions to manage the following @@ -83,7 +83,7 @@ ****************************************************************************** * @attention * - * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> + * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: @@ -219,7 +219,7 @@ uint32_t frxth; /* Check the SPI handle allocation */ - if(hspi == NULL) + if(hspi == HAL_NULL) { return HAL_ERROR; } @@ -314,7 +314,7 @@ HAL_StatusTypeDef HAL_SPI_DeInit(SPI_HandleTypeDef *hspi) { /* Check the SPI handle allocation */ - if(hspi == NULL) + if(hspi == HAL_NULL) { return HAL_ERROR; } @@ -434,7 +434,7 @@ return HAL_BUSY; } - if((pData == NULL ) || (Size == 0)) + if((pData == HAL_NULL ) || (Size == 0)) { return HAL_ERROR; } @@ -448,7 +448,7 @@ hspi->pTxBuffPtr = pData; hspi->TxXferSize = Size; hspi->TxXferCount = Size; - hspi->pRxBuffPtr = NULL; + hspi->pRxBuffPtr = HAL_NULL; hspi->RxXferSize = 0; hspi->RxXferCount = 0; @@ -565,7 +565,7 @@ return HAL_BUSY; } - if((pData == NULL ) || (Size == 0)) + if((pData == HAL_NULL ) || (Size == 0)) { return HAL_ERROR; } @@ -585,7 +585,7 @@ hspi->pRxBuffPtr = pData; hspi->RxXferSize = Size; hspi->RxXferCount = Size; - hspi->pTxBuffPtr = NULL; + hspi->pTxBuffPtr = HAL_NULL; hspi->TxXferSize = 0; hspi->TxXferCount = 0; @@ -686,13 +686,10 @@ if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) { tmpreg = hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } else { tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ - if((hspi->Init.DataSize == SPI_DATASIZE_8BIT) && (hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT)) { if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) @@ -701,7 +698,6 @@ hspi->ErrorCode|= HAL_SPI_ERROR_CRC; } tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } } } @@ -759,7 +755,7 @@ return HAL_BUSY; } - if((pTxData == NULL) || (pRxData == NULL) || (Size == 0)) + if((pTxData == HAL_NULL) || (pRxData == HAL_NULL) || (Size == 0)) { return HAL_ERROR; } @@ -912,13 +908,10 @@ if(hspi->Init.DataSize == SPI_DATASIZE_16BIT) { tmpreg = hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } else { tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ - if(hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT) { if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) @@ -927,7 +920,6 @@ hspi->ErrorCode|= HAL_SPI_ERROR_CRC; } tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } } } @@ -979,7 +971,7 @@ if(hspi->State == HAL_SPI_STATE_READY) { - if((pData == NULL) || (Size == 0)) + if((pData == HAL_NULL) || (Size == 0)) { return HAL_ERROR; } @@ -992,19 +984,19 @@ hspi->pTxBuffPtr = pData; hspi->TxXferSize = Size; hspi->TxXferCount = Size; - hspi->pRxBuffPtr = NULL; + hspi->pRxBuffPtr = HAL_NULL; hspi->RxXferSize = 0; hspi->RxXferCount = 0; /* Set the function for IT treatement */ if(hspi->Init.DataSize > SPI_DATASIZE_8BIT ) { - hspi->RxISR = NULL; + hspi->RxISR = HAL_NULL; hspi->TxISR = SPI_TxISR_16BIT; } else { - hspi->RxISR = NULL; + hspi->RxISR = HAL_NULL; hspi->TxISR = SPI_TxISR_8BIT; } @@ -1056,7 +1048,7 @@ { if(hspi->State == HAL_SPI_STATE_READY) { - if((pData == NULL) || (Size == 0)) + if((pData == HAL_NULL) || (Size == 0)) { return HAL_ERROR; } @@ -1070,7 +1062,7 @@ hspi->pRxBuffPtr = pData; hspi->RxXferSize = Size; hspi->RxXferCount = Size; - hspi->pTxBuffPtr = NULL; + hspi->pTxBuffPtr = HAL_NULL; hspi->TxXferSize = 0; hspi->TxXferCount = 0; @@ -1102,14 +1094,14 @@ /* set fiforxthresold according the reception data lenght: 16 bit */ CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); hspi->RxISR = SPI_RxISR_16BIT; - hspi->TxISR = NULL; + hspi->TxISR = HAL_NULL; } else { /* set fiforxthresold according the reception data lenght: 8 bit */ SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); hspi->RxISR = SPI_RxISR_8BIT; - hspi->TxISR = NULL; + hspi->TxISR = HAL_NULL; } /* Configure communication direction : 1Line */ @@ -1164,7 +1156,7 @@ if((hspi->State == HAL_SPI_STATE_READY) || \ ((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES) && (hspi->State == HAL_SPI_STATE_BUSY_RX))) { - if((pTxData == NULL ) || (pRxData == NULL ) || (Size == 0)) + if((pTxData == HAL_NULL ) || (pRxData == HAL_NULL ) || (Size == 0)) { return HAL_ERROR; } @@ -1262,7 +1254,7 @@ return HAL_BUSY; } - if((pData == NULL) || (Size == 0)) + if((pData == HAL_NULL) || (Size == 0)) { return HAL_ERROR; } @@ -1275,7 +1267,7 @@ hspi->pTxBuffPtr = pData; hspi->TxXferSize = Size; hspi->TxXferCount = Size; - hspi->pRxBuffPtr = NULL; + hspi->pRxBuffPtr = HAL_NULL; hspi->RxXferSize = 0; hspi->RxXferCount = 0; @@ -1347,7 +1339,7 @@ return HAL_BUSY; } - if((pData == NULL) || (Size == 0)) + if((pData == HAL_NULL) || (Size == 0)) { return HAL_ERROR; } @@ -1360,7 +1352,7 @@ hspi->pRxBuffPtr = pData; hspi->RxXferSize = Size; hspi->RxXferCount = Size; - hspi->pTxBuffPtr = NULL; + hspi->pTxBuffPtr = HAL_NULL; hspi->TxXferSize = 0; hspi->TxXferCount = 0; @@ -1446,7 +1438,7 @@ if((hspi->State == HAL_SPI_STATE_READY) || ((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES) && (hspi->State == HAL_SPI_STATE_BUSY_RX))) { - if((pTxData == NULL ) || (pRxData == NULL ) || (Size == 0)) + if((pTxData == HAL_NULL ) || (pRxData == HAL_NULL ) || (Size == 0)) { return HAL_ERROR; } @@ -1541,9 +1533,9 @@ /* Enable the Rx DMA channel */ HAL_DMA_Start_IT(hspi->hdmarx, (uint32_t)&hspi->Instance->DR, (uint32_t) hspi->pRxBuffPtr, hspi->RxXferCount); - /* Set the SPI Tx DMA transfer complete callback as NULL because the communication closing + /* Set the SPI Tx DMA transfer complete callback as HAL_NULL because the communication closing is performed in DMA reception complete callback */ - hspi->hdmatx->XferCpltCallback = NULL; + hspi->hdmatx->XferCpltCallback = HAL_NULL; /* Set the DMA error callback */ hspi->hdmatx->XferErrorCallback = SPI_DMAError; @@ -1699,13 +1691,10 @@ if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) { tmpreg = hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } else { tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ - if(hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT) { if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, SPI_DEFAULT_TIMEOUT) != HAL_OK) @@ -1714,7 +1703,6 @@ hspi->ErrorCode|= HAL_SPI_ERROR_CRC; } tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } } } @@ -1772,7 +1760,6 @@ hspi->ErrorCode|= HAL_SPI_ERROR_CRC; } tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } else { @@ -1782,7 +1769,6 @@ hspi->ErrorCode|= HAL_SPI_ERROR_CRC; } tmpreg = hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ } } @@ -1977,8 +1963,6 @@ __IO uint8_t tmpreg; tmpreg = *((__IO uint8_t *)&hspi->Instance->DR); - UNUSED(tmpreg); /* To avoid GCC warning */ - hspi->CRCSize--; /* check end of the reception */ @@ -2069,7 +2053,6 @@ __IO uint16_t tmpreg; /* Receive data in 16 Bit mode */ tmpreg = hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ /* Disable RXNE interrupt */ __HAL_SPI_DISABLE_IT(hspi, SPI_IT_RXNE); @@ -2113,8 +2096,6 @@ { __IO uint8_t tmpreg; tmpreg = *((__IO uint8_t*)&hspi->Instance->DR); - UNUSED(tmpreg); /* To avoid GCC warning */ - hspi->CRCSize--; if(hspi->CRCSize == 0) @@ -2158,7 +2139,6 @@ __IO uint16_t tmpreg; tmpreg = hspi->Instance->DR; - UNUSED(tmpreg); /* To avoid GCC warning */ /* Disable RXNE and ERR interrupt */ __HAL_SPI_DISABLE_IT(hspi, (SPI_IT_RXNE | SPI_IT_ERR)); @@ -2303,7 +2283,6 @@ if((Flag == SPI_SR_FRLVL) && (State == SPI_FRLVL_EMPTY)) { tmpreg = *((__IO uint8_t*)&hspi->Instance->DR); - UNUSED(tmpreg); /* To avoid GCC warning */ } if(Timeout != HAL_MAX_DELAY) {