Mouse code for the MacroRat
mbed-dev/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_spdifrx.c@18:6a4db94011d3, 2017-05-14 (annotated)
- Committer:
- sahilmgandhi
- Date:
- Sun May 14 23:18:57 2017 +0000
- Revision:
- 18:6a4db94011d3
Publishing again
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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sahilmgandhi | 18:6a4db94011d3 | 1 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2 | ****************************************************************************** |
sahilmgandhi | 18:6a4db94011d3 | 3 | * @file stm32f4xx_hal_spdifrx.c |
sahilmgandhi | 18:6a4db94011d3 | 4 | * @author MCD Application Team |
sahilmgandhi | 18:6a4db94011d3 | 5 | * @version V1.5.0 |
sahilmgandhi | 18:6a4db94011d3 | 6 | * @date 06-May-2016 |
sahilmgandhi | 18:6a4db94011d3 | 7 | * @brief This file provides firmware functions to manage the following |
sahilmgandhi | 18:6a4db94011d3 | 8 | * functionalities of the SPDIFRX audio interface: |
sahilmgandhi | 18:6a4db94011d3 | 9 | * + Initialization and Configuration |
sahilmgandhi | 18:6a4db94011d3 | 10 | * + Data transfers functions |
sahilmgandhi | 18:6a4db94011d3 | 11 | * + DMA transfers management |
sahilmgandhi | 18:6a4db94011d3 | 12 | * + Interrupts and flags management |
sahilmgandhi | 18:6a4db94011d3 | 13 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 14 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 15 | ##### How to use this driver ##### |
sahilmgandhi | 18:6a4db94011d3 | 16 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 17 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 18 | The SPDIFRX HAL driver can be used as follow: |
sahilmgandhi | 18:6a4db94011d3 | 19 | |
sahilmgandhi | 18:6a4db94011d3 | 20 | (#) Declare SPDIFRX_HandleTypeDef handle structure. |
sahilmgandhi | 18:6a4db94011d3 | 21 | (#) Initialize the SPDIFRX low level resources by implement the HAL_SPDIFRX_MspInit() API: |
sahilmgandhi | 18:6a4db94011d3 | 22 | (##) Enable the SPDIFRX interface clock. |
sahilmgandhi | 18:6a4db94011d3 | 23 | (##) SPDIFRX pins configuration: |
sahilmgandhi | 18:6a4db94011d3 | 24 | (+++) Enable the clock for the SPDIFRX GPIOs. |
sahilmgandhi | 18:6a4db94011d3 | 25 | (+++) Configure these SPDIFRX pins as alternate function pull-up. |
sahilmgandhi | 18:6a4db94011d3 | 26 | (##) NVIC configuration if you need to use interrupt process (HAL_SPDIFRX_ReceiveControlFlow_IT() and HAL_SPDIFRX_ReceiveDataFlow_IT() API's). |
sahilmgandhi | 18:6a4db94011d3 | 27 | (+++) Configure the SPDIFRX interrupt priority. |
sahilmgandhi | 18:6a4db94011d3 | 28 | (+++) Enable the NVIC SPDIFRX IRQ handle. |
sahilmgandhi | 18:6a4db94011d3 | 29 | (##) DMA Configuration if you need to use DMA process (HAL_SPDIFRX_ReceiveDataFlow_DMA() and HAL_SPDIFRX_ReceiveControlFlow_DMA() API's). |
sahilmgandhi | 18:6a4db94011d3 | 30 | (+++) Declare a DMA handle structure for the reception of the Data Flow channel. |
sahilmgandhi | 18:6a4db94011d3 | 31 | (+++) Declare a DMA handle structure for the reception of the Control Flow channel. |
sahilmgandhi | 18:6a4db94011d3 | 32 | (+++) Enable the DMAx interface clock. |
sahilmgandhi | 18:6a4db94011d3 | 33 | (+++) Configure the declared DMA handle structure CtrlRx/DataRx with the required parameters. |
sahilmgandhi | 18:6a4db94011d3 | 34 | (+++) Configure the DMA Channel. |
sahilmgandhi | 18:6a4db94011d3 | 35 | (+++) Associate the initialized DMA handle to the SPDIFRX DMA CtrlRx/DataRx handle. |
sahilmgandhi | 18:6a4db94011d3 | 36 | (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on the |
sahilmgandhi | 18:6a4db94011d3 | 37 | DMA CtrlRx/DataRx channel. |
sahilmgandhi | 18:6a4db94011d3 | 38 | |
sahilmgandhi | 18:6a4db94011d3 | 39 | (#) Program the input selection, re-tries number, wait for activity, channel status selection, data format, stereo mode and masking of user bits |
sahilmgandhi | 18:6a4db94011d3 | 40 | using HAL_SPDIFRX_Init() function. |
sahilmgandhi | 18:6a4db94011d3 | 41 | |
sahilmgandhi | 18:6a4db94011d3 | 42 | -@- The specific SPDIFRX interrupts (RXNE/CSRNE and Error Interrupts) will be managed using the macros |
sahilmgandhi | 18:6a4db94011d3 | 43 | __SPDIFRX_ENABLE_IT() and __SPDIFRX_DISABLE_IT() inside the receive process. |
sahilmgandhi | 18:6a4db94011d3 | 44 | -@- Make sure that ck_spdif clock is configured. |
sahilmgandhi | 18:6a4db94011d3 | 45 | |
sahilmgandhi | 18:6a4db94011d3 | 46 | (#) Three operation modes are available within this driver : |
sahilmgandhi | 18:6a4db94011d3 | 47 | |
sahilmgandhi | 18:6a4db94011d3 | 48 | *** Polling mode for reception operation (for debug purpose) *** |
sahilmgandhi | 18:6a4db94011d3 | 49 | ================================================================ |
sahilmgandhi | 18:6a4db94011d3 | 50 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 51 | (+) Receive data flow in blocking mode using HAL_SPDIFRX_ReceiveDataFlow() |
sahilmgandhi | 18:6a4db94011d3 | 52 | (+) Receive control flow of data in blocking mode using HAL_SPDIFRX_ReceiveControlFlow() |
sahilmgandhi | 18:6a4db94011d3 | 53 | |
sahilmgandhi | 18:6a4db94011d3 | 54 | *** Interrupt mode for reception operation *** |
sahilmgandhi | 18:6a4db94011d3 | 55 | ========================================= |
sahilmgandhi | 18:6a4db94011d3 | 56 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 57 | (+) Receive an amount of data (Data Flow) in non blocking mode using HAL_SPDIFRX_ReceiveDataFlow_IT() |
sahilmgandhi | 18:6a4db94011d3 | 58 | (+) Receive an amount of data (Control Flow) in non blocking mode using HAL_SPDIFRX_ReceiveControlFlow_IT() |
sahilmgandhi | 18:6a4db94011d3 | 59 | (+) At reception end of half transfer HAL_SPDIFRX_RxHalfCpltCallback is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 60 | add his own code by customization of function pointer HAL_SPDIFRX_RxHalfCpltCallback |
sahilmgandhi | 18:6a4db94011d3 | 61 | (+) At reception end of transfer HAL_SPDIFRX_RxCpltCallback is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 62 | add his own code by customization of function pointer HAL_SPDIFRX_RxCpltCallback |
sahilmgandhi | 18:6a4db94011d3 | 63 | (+) In case of transfer Error, HAL_SPDIFRX_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 64 | add his own code by customization of function pointer HAL_SPDIFRX_ErrorCallback |
sahilmgandhi | 18:6a4db94011d3 | 65 | |
sahilmgandhi | 18:6a4db94011d3 | 66 | *** DMA mode for reception operation *** |
sahilmgandhi | 18:6a4db94011d3 | 67 | ======================================== |
sahilmgandhi | 18:6a4db94011d3 | 68 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 69 | (+) Receive an amount of data (Data Flow) in non blocking mode (DMA) using HAL_SPDIFRX_ReceiveDataFlow_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 70 | (+) Receive an amount of data (Control Flow) in non blocking mode (DMA) using HAL_SPDIFRX_ReceiveControlFlow_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 71 | (+) At reception end of half transfer HAL_SPDIFRX_RxHalfCpltCallback is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 72 | add his own code by customization of function pointer HAL_SPDIFRX_RxHalfCpltCallback |
sahilmgandhi | 18:6a4db94011d3 | 73 | (+) At reception end of transfer HAL_SPDIFRX_RxCpltCallback is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 74 | add his own code by customization of function pointer HAL_SPDIFRX_RxCpltCallback |
sahilmgandhi | 18:6a4db94011d3 | 75 | (+) In case of transfer Error, HAL_SPDIFRX_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 76 | add his own code by customization of function pointer HAL_SPDIFRX_ErrorCallback |
sahilmgandhi | 18:6a4db94011d3 | 77 | (+) Stop the DMA Transfer using HAL_SPDIFRX_DMAStop() |
sahilmgandhi | 18:6a4db94011d3 | 78 | |
sahilmgandhi | 18:6a4db94011d3 | 79 | *** SPDIFRX HAL driver macros list *** |
sahilmgandhi | 18:6a4db94011d3 | 80 | ============================================= |
sahilmgandhi | 18:6a4db94011d3 | 81 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 82 | Below the list of most used macros in SPDIFRX HAL driver. |
sahilmgandhi | 18:6a4db94011d3 | 83 | (+) __HAL_SPDIFRX_IDLE: Disable the specified SPDIFRX peripheral (IDEL State) |
sahilmgandhi | 18:6a4db94011d3 | 84 | (+) __HAL_SPDIFRX_SYNC: Enable the synchronization state of the specified SPDIFRX peripheral (SYNC State) |
sahilmgandhi | 18:6a4db94011d3 | 85 | (+) __HAL_SPDIFRX_RCV: Enable the receive state of the specified SPDIFRX peripheral (RCV State) |
sahilmgandhi | 18:6a4db94011d3 | 86 | (+) __HAL_SPDIFRX_ENABLE_IT : Enable the specified SPDIFRX interrupts |
sahilmgandhi | 18:6a4db94011d3 | 87 | (+) __HAL_SPDIFRX_DISABLE_IT : Disable the specified SPDIFRX interrupts |
sahilmgandhi | 18:6a4db94011d3 | 88 | (+) __HAL_SPDIFRX_GET_FLAG: Check whether the specified SPDIFRX flag is set or not. |
sahilmgandhi | 18:6a4db94011d3 | 89 | |
sahilmgandhi | 18:6a4db94011d3 | 90 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 91 | (@) You can refer to the SPDIFRX HAL driver header file for more useful macros |
sahilmgandhi | 18:6a4db94011d3 | 92 | |
sahilmgandhi | 18:6a4db94011d3 | 93 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 94 | ****************************************************************************** |
sahilmgandhi | 18:6a4db94011d3 | 95 | * @attention |
sahilmgandhi | 18:6a4db94011d3 | 96 | * |
sahilmgandhi | 18:6a4db94011d3 | 97 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
sahilmgandhi | 18:6a4db94011d3 | 98 | * |
sahilmgandhi | 18:6a4db94011d3 | 99 | * Redistribution and use in source and binary forms, with or without modification, |
sahilmgandhi | 18:6a4db94011d3 | 100 | * are permitted provided that the following conditions are met: |
sahilmgandhi | 18:6a4db94011d3 | 101 | * 1. Redistributions of source code must retain the above copyright notice, |
sahilmgandhi | 18:6a4db94011d3 | 102 | * this list of conditions and the following disclaimer. |
sahilmgandhi | 18:6a4db94011d3 | 103 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
sahilmgandhi | 18:6a4db94011d3 | 104 | * this list of conditions and the following disclaimer in the documentation |
sahilmgandhi | 18:6a4db94011d3 | 105 | * and/or other materials provided with the distribution. |
sahilmgandhi | 18:6a4db94011d3 | 106 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
sahilmgandhi | 18:6a4db94011d3 | 107 | * may be used to endorse or promote products derived from this software |
sahilmgandhi | 18:6a4db94011d3 | 108 | * without specific prior written permission. |
sahilmgandhi | 18:6a4db94011d3 | 109 | * |
sahilmgandhi | 18:6a4db94011d3 | 110 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
sahilmgandhi | 18:6a4db94011d3 | 111 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
sahilmgandhi | 18:6a4db94011d3 | 112 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
sahilmgandhi | 18:6a4db94011d3 | 113 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
sahilmgandhi | 18:6a4db94011d3 | 114 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
sahilmgandhi | 18:6a4db94011d3 | 115 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
sahilmgandhi | 18:6a4db94011d3 | 116 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
sahilmgandhi | 18:6a4db94011d3 | 117 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
sahilmgandhi | 18:6a4db94011d3 | 118 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
sahilmgandhi | 18:6a4db94011d3 | 119 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
sahilmgandhi | 18:6a4db94011d3 | 120 | * |
sahilmgandhi | 18:6a4db94011d3 | 121 | ****************************************************************************** |
sahilmgandhi | 18:6a4db94011d3 | 122 | */ |
sahilmgandhi | 18:6a4db94011d3 | 123 | |
sahilmgandhi | 18:6a4db94011d3 | 124 | /* Includes ------------------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 125 | #include "stm32f4xx_hal.h" |
sahilmgandhi | 18:6a4db94011d3 | 126 | |
sahilmgandhi | 18:6a4db94011d3 | 127 | /** @addtogroup STM32F4xx_HAL_Driver |
sahilmgandhi | 18:6a4db94011d3 | 128 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 129 | */ |
sahilmgandhi | 18:6a4db94011d3 | 130 | /** @defgroup SPDIFRX SPDIFRX |
sahilmgandhi | 18:6a4db94011d3 | 131 | * @brief SPDIFRX HAL module driver |
sahilmgandhi | 18:6a4db94011d3 | 132 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 133 | */ |
sahilmgandhi | 18:6a4db94011d3 | 134 | |
sahilmgandhi | 18:6a4db94011d3 | 135 | #ifdef HAL_SPDIFRX_MODULE_ENABLED |
sahilmgandhi | 18:6a4db94011d3 | 136 | |
sahilmgandhi | 18:6a4db94011d3 | 137 | #if defined(STM32F446xx) |
sahilmgandhi | 18:6a4db94011d3 | 138 | |
sahilmgandhi | 18:6a4db94011d3 | 139 | /* Private typedef -----------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 140 | /* Private define ------------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 141 | #define SPDIFRX_TIMEOUT_VALUE 0xFFFF |
sahilmgandhi | 18:6a4db94011d3 | 142 | |
sahilmgandhi | 18:6a4db94011d3 | 143 | /* Private macro -------------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 144 | /* Private variables ---------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 145 | /* Private function prototypes -----------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 146 | |
sahilmgandhi | 18:6a4db94011d3 | 147 | /** @addtogroup SPDIFRX_Private_Functions |
sahilmgandhi | 18:6a4db94011d3 | 148 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 149 | */ |
sahilmgandhi | 18:6a4db94011d3 | 150 | static void SPDIFRX_DMARxCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 151 | static void SPDIFRX_DMARxHalfCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 152 | static void SPDIFRX_DMACxCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 153 | static void SPDIFRX_DMACxHalfCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 154 | static void SPDIFRX_DMAError(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 155 | static void SPDIFRX_ReceiveControlFlow_IT(SPDIFRX_HandleTypeDef *hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 156 | static void SPDIFRX_ReceiveDataFlow_IT(SPDIFRX_HandleTypeDef *hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 157 | static HAL_StatusTypeDef SPDIFRX_WaitOnFlagUntilTimeout(SPDIFRX_HandleTypeDef *hspdif, uint32_t Flag, FlagStatus Status, uint32_t Timeout); |
sahilmgandhi | 18:6a4db94011d3 | 158 | |
sahilmgandhi | 18:6a4db94011d3 | 159 | /** |
sahilmgandhi | 18:6a4db94011d3 | 160 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 161 | */ |
sahilmgandhi | 18:6a4db94011d3 | 162 | /* Exported functions ---------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 163 | |
sahilmgandhi | 18:6a4db94011d3 | 164 | /** @defgroup SPDIFRX_Exported_Functions SPDIFRX Exported Functions |
sahilmgandhi | 18:6a4db94011d3 | 165 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 166 | */ |
sahilmgandhi | 18:6a4db94011d3 | 167 | |
sahilmgandhi | 18:6a4db94011d3 | 168 | /** @defgroup SPDIFRX_Exported_Functions_Group1 Initialization and de-initialization functions |
sahilmgandhi | 18:6a4db94011d3 | 169 | * @brief Initialization and Configuration functions |
sahilmgandhi | 18:6a4db94011d3 | 170 | * |
sahilmgandhi | 18:6a4db94011d3 | 171 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 172 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 173 | ##### Initialization and de-initialization functions ##### |
sahilmgandhi | 18:6a4db94011d3 | 174 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 175 | [..] This subsection provides a set of functions allowing to initialize and |
sahilmgandhi | 18:6a4db94011d3 | 176 | de-initialize the SPDIFRX peripheral: |
sahilmgandhi | 18:6a4db94011d3 | 177 | |
sahilmgandhi | 18:6a4db94011d3 | 178 | (+) User must Implement HAL_SPDIFRX_MspInit() function in which he configures |
sahilmgandhi | 18:6a4db94011d3 | 179 | all related peripherals resources (CLOCK, GPIO, DMA, IT and NVIC ). |
sahilmgandhi | 18:6a4db94011d3 | 180 | |
sahilmgandhi | 18:6a4db94011d3 | 181 | (+) Call the function HAL_SPDIFRX_Init() to configure the SPDIFRX peripheral with |
sahilmgandhi | 18:6a4db94011d3 | 182 | the selected configuration: |
sahilmgandhi | 18:6a4db94011d3 | 183 | (++) Input Selection (IN0, IN1,...) |
sahilmgandhi | 18:6a4db94011d3 | 184 | (++) Maximum allowed re-tries during synchronization phase |
sahilmgandhi | 18:6a4db94011d3 | 185 | (++) Wait for activity on SPDIF selected input |
sahilmgandhi | 18:6a4db94011d3 | 186 | (++) Channel status selection (from channel A or B) |
sahilmgandhi | 18:6a4db94011d3 | 187 | (++) Data format (LSB, MSB, ...) |
sahilmgandhi | 18:6a4db94011d3 | 188 | (++) Stereo mode |
sahilmgandhi | 18:6a4db94011d3 | 189 | (++) User bits masking (PT,C,U,V,...) |
sahilmgandhi | 18:6a4db94011d3 | 190 | |
sahilmgandhi | 18:6a4db94011d3 | 191 | (+) Call the function HAL_SPDIFRX_DeInit() to restore the default configuration |
sahilmgandhi | 18:6a4db94011d3 | 192 | of the selected SPDIFRXx peripheral. |
sahilmgandhi | 18:6a4db94011d3 | 193 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 194 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 195 | */ |
sahilmgandhi | 18:6a4db94011d3 | 196 | |
sahilmgandhi | 18:6a4db94011d3 | 197 | /** |
sahilmgandhi | 18:6a4db94011d3 | 198 | * @brief Initializes the SPDIFRX according to the specified parameters |
sahilmgandhi | 18:6a4db94011d3 | 199 | * in the SPDIFRX_InitTypeDef and create the associated handle. |
sahilmgandhi | 18:6a4db94011d3 | 200 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 201 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 202 | */ |
sahilmgandhi | 18:6a4db94011d3 | 203 | HAL_StatusTypeDef HAL_SPDIFRX_Init(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 204 | { |
sahilmgandhi | 18:6a4db94011d3 | 205 | uint32_t tmpreg = 0U; |
sahilmgandhi | 18:6a4db94011d3 | 206 | |
sahilmgandhi | 18:6a4db94011d3 | 207 | /* Check the SPDIFRX handle allocation */ |
sahilmgandhi | 18:6a4db94011d3 | 208 | if(hspdif == NULL) |
sahilmgandhi | 18:6a4db94011d3 | 209 | { |
sahilmgandhi | 18:6a4db94011d3 | 210 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 211 | } |
sahilmgandhi | 18:6a4db94011d3 | 212 | |
sahilmgandhi | 18:6a4db94011d3 | 213 | /* Check the SPDIFRX parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 214 | assert_param(IS_STEREO_MODE(hspdif->Init.StereoMode)); |
sahilmgandhi | 18:6a4db94011d3 | 215 | assert_param(IS_SPDIFRX_INPUT_SELECT(hspdif->Init.InputSelection)); |
sahilmgandhi | 18:6a4db94011d3 | 216 | assert_param(IS_SPDIFRX_MAX_RETRIES(hspdif->Init.Retries)); |
sahilmgandhi | 18:6a4db94011d3 | 217 | assert_param(IS_SPDIFRX_WAIT_FOR_ACTIVITY(hspdif->Init.WaitForActivity)); |
sahilmgandhi | 18:6a4db94011d3 | 218 | assert_param(IS_SPDIFRX_CHANNEL(hspdif->Init.ChannelSelection)); |
sahilmgandhi | 18:6a4db94011d3 | 219 | assert_param(IS_SPDIFRX_DATA_FORMAT(hspdif->Init.DataFormat)); |
sahilmgandhi | 18:6a4db94011d3 | 220 | assert_param(IS_PREAMBLE_TYPE_MASK(hspdif->Init.PreambleTypeMask)); |
sahilmgandhi | 18:6a4db94011d3 | 221 | assert_param(IS_CHANNEL_STATUS_MASK(hspdif->Init.ChannelStatusMask)); |
sahilmgandhi | 18:6a4db94011d3 | 222 | assert_param(IS_VALIDITY_MASK(hspdif->Init.ValidityBitMask)); |
sahilmgandhi | 18:6a4db94011d3 | 223 | assert_param(IS_PARITY_ERROR_MASK(hspdif->Init.ParityErrorMask)); |
sahilmgandhi | 18:6a4db94011d3 | 224 | |
sahilmgandhi | 18:6a4db94011d3 | 225 | if(hspdif->State == HAL_SPDIFRX_STATE_RESET) |
sahilmgandhi | 18:6a4db94011d3 | 226 | { |
sahilmgandhi | 18:6a4db94011d3 | 227 | /* Allocate lock resource and initialize it */ |
sahilmgandhi | 18:6a4db94011d3 | 228 | hspdif->Lock = HAL_UNLOCKED; |
sahilmgandhi | 18:6a4db94011d3 | 229 | /* Init the low level hardware : GPIO, CLOCK, CORTEX...etc */ |
sahilmgandhi | 18:6a4db94011d3 | 230 | HAL_SPDIFRX_MspInit(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 231 | } |
sahilmgandhi | 18:6a4db94011d3 | 232 | |
sahilmgandhi | 18:6a4db94011d3 | 233 | /* SPDIFRX peripheral state is BUSY*/ |
sahilmgandhi | 18:6a4db94011d3 | 234 | hspdif->State = HAL_SPDIFRX_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 235 | |
sahilmgandhi | 18:6a4db94011d3 | 236 | /* Disable SPDIFRX interface (IDLE State) */ |
sahilmgandhi | 18:6a4db94011d3 | 237 | __HAL_SPDIFRX_IDLE(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 238 | |
sahilmgandhi | 18:6a4db94011d3 | 239 | /* Reset the old SPDIFRX CR configuration */ |
sahilmgandhi | 18:6a4db94011d3 | 240 | tmpreg = hspdif->Instance->CR; |
sahilmgandhi | 18:6a4db94011d3 | 241 | |
sahilmgandhi | 18:6a4db94011d3 | 242 | tmpreg &= ~((uint16_t) SPDIFRX_CR_RXSTEO | SPDIFRX_CR_DRFMT | SPDIFRX_CR_PMSK | |
sahilmgandhi | 18:6a4db94011d3 | 243 | SPDIFRX_CR_VMSK | SPDIFRX_CR_CUMSK | SPDIFRX_CR_PTMSK | |
sahilmgandhi | 18:6a4db94011d3 | 244 | SPDIFRX_CR_CHSEL | SPDIFRX_CR_NBTR | SPDIFRX_CR_WFA | |
sahilmgandhi | 18:6a4db94011d3 | 245 | SPDIFRX_CR_INSEL); |
sahilmgandhi | 18:6a4db94011d3 | 246 | |
sahilmgandhi | 18:6a4db94011d3 | 247 | /* Sets the new configuration of the SPDIFRX peripheral */ |
sahilmgandhi | 18:6a4db94011d3 | 248 | tmpreg |= ((uint16_t) hspdif->Init.StereoMode | |
sahilmgandhi | 18:6a4db94011d3 | 249 | hspdif->Init.InputSelection | |
sahilmgandhi | 18:6a4db94011d3 | 250 | hspdif->Init.Retries | |
sahilmgandhi | 18:6a4db94011d3 | 251 | hspdif->Init.WaitForActivity | |
sahilmgandhi | 18:6a4db94011d3 | 252 | hspdif->Init.ChannelSelection | |
sahilmgandhi | 18:6a4db94011d3 | 253 | hspdif->Init.DataFormat | |
sahilmgandhi | 18:6a4db94011d3 | 254 | hspdif->Init.PreambleTypeMask | |
sahilmgandhi | 18:6a4db94011d3 | 255 | hspdif->Init.ChannelStatusMask | |
sahilmgandhi | 18:6a4db94011d3 | 256 | hspdif->Init.ValidityBitMask | |
sahilmgandhi | 18:6a4db94011d3 | 257 | hspdif->Init.ParityErrorMask); |
sahilmgandhi | 18:6a4db94011d3 | 258 | |
sahilmgandhi | 18:6a4db94011d3 | 259 | hspdif->Instance->CR = tmpreg; |
sahilmgandhi | 18:6a4db94011d3 | 260 | |
sahilmgandhi | 18:6a4db94011d3 | 261 | hspdif->ErrorCode = HAL_SPDIFRX_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 262 | |
sahilmgandhi | 18:6a4db94011d3 | 263 | /* SPDIFRX peripheral state is READY*/ |
sahilmgandhi | 18:6a4db94011d3 | 264 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 265 | |
sahilmgandhi | 18:6a4db94011d3 | 266 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 267 | } |
sahilmgandhi | 18:6a4db94011d3 | 268 | |
sahilmgandhi | 18:6a4db94011d3 | 269 | /** |
sahilmgandhi | 18:6a4db94011d3 | 270 | * @brief DeInitializes the SPDIFRX peripheral |
sahilmgandhi | 18:6a4db94011d3 | 271 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 272 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 273 | */ |
sahilmgandhi | 18:6a4db94011d3 | 274 | HAL_StatusTypeDef HAL_SPDIFRX_DeInit(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 275 | { |
sahilmgandhi | 18:6a4db94011d3 | 276 | /* Check the SPDIFRX handle allocation */ |
sahilmgandhi | 18:6a4db94011d3 | 277 | if(hspdif == NULL) |
sahilmgandhi | 18:6a4db94011d3 | 278 | { |
sahilmgandhi | 18:6a4db94011d3 | 279 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 280 | } |
sahilmgandhi | 18:6a4db94011d3 | 281 | |
sahilmgandhi | 18:6a4db94011d3 | 282 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 283 | assert_param(IS_SPDIFRX_ALL_INSTANCE(hspdif->Instance)); |
sahilmgandhi | 18:6a4db94011d3 | 284 | |
sahilmgandhi | 18:6a4db94011d3 | 285 | hspdif->State = HAL_SPDIFRX_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 286 | |
sahilmgandhi | 18:6a4db94011d3 | 287 | /* Disable SPDIFRX interface (IDLE state) */ |
sahilmgandhi | 18:6a4db94011d3 | 288 | __HAL_SPDIFRX_IDLE(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 289 | |
sahilmgandhi | 18:6a4db94011d3 | 290 | /* DeInit the low level hardware: GPIO, CLOCK, NVIC... */ |
sahilmgandhi | 18:6a4db94011d3 | 291 | HAL_SPDIFRX_MspDeInit(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 292 | |
sahilmgandhi | 18:6a4db94011d3 | 293 | hspdif->ErrorCode = HAL_SPDIFRX_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 294 | |
sahilmgandhi | 18:6a4db94011d3 | 295 | /* SPDIFRX peripheral state is RESET*/ |
sahilmgandhi | 18:6a4db94011d3 | 296 | hspdif->State = HAL_SPDIFRX_STATE_RESET; |
sahilmgandhi | 18:6a4db94011d3 | 297 | |
sahilmgandhi | 18:6a4db94011d3 | 298 | /* Release Lock */ |
sahilmgandhi | 18:6a4db94011d3 | 299 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 300 | |
sahilmgandhi | 18:6a4db94011d3 | 301 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 302 | } |
sahilmgandhi | 18:6a4db94011d3 | 303 | |
sahilmgandhi | 18:6a4db94011d3 | 304 | /** |
sahilmgandhi | 18:6a4db94011d3 | 305 | * @brief SPDIFRX MSP Init |
sahilmgandhi | 18:6a4db94011d3 | 306 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 307 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 308 | */ |
sahilmgandhi | 18:6a4db94011d3 | 309 | __weak void HAL_SPDIFRX_MspInit(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 310 | { |
sahilmgandhi | 18:6a4db94011d3 | 311 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 312 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 313 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 314 | the HAL_SPDIFRX_MspInit could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 315 | */ |
sahilmgandhi | 18:6a4db94011d3 | 316 | } |
sahilmgandhi | 18:6a4db94011d3 | 317 | |
sahilmgandhi | 18:6a4db94011d3 | 318 | /** |
sahilmgandhi | 18:6a4db94011d3 | 319 | * @brief SPDIFRX MSP DeInit |
sahilmgandhi | 18:6a4db94011d3 | 320 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 321 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 322 | */ |
sahilmgandhi | 18:6a4db94011d3 | 323 | __weak void HAL_SPDIFRX_MspDeInit(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 324 | { |
sahilmgandhi | 18:6a4db94011d3 | 325 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 326 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 327 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 328 | the HAL_SPDIFRX_MspDeInit could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 329 | */ |
sahilmgandhi | 18:6a4db94011d3 | 330 | } |
sahilmgandhi | 18:6a4db94011d3 | 331 | |
sahilmgandhi | 18:6a4db94011d3 | 332 | /** |
sahilmgandhi | 18:6a4db94011d3 | 333 | * @brief Sets the SPDIFRX dtat format according to the specified parameters |
sahilmgandhi | 18:6a4db94011d3 | 334 | * in the SPDIFRX_InitTypeDef. |
sahilmgandhi | 18:6a4db94011d3 | 335 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 336 | * @param sDataFormat: SPDIFRX data format |
sahilmgandhi | 18:6a4db94011d3 | 337 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 338 | */ |
sahilmgandhi | 18:6a4db94011d3 | 339 | HAL_StatusTypeDef HAL_SPDIFRX_SetDataFormat(SPDIFRX_HandleTypeDef *hspdif, SPDIFRX_SetDataFormatTypeDef sDataFormat) |
sahilmgandhi | 18:6a4db94011d3 | 340 | { |
sahilmgandhi | 18:6a4db94011d3 | 341 | uint32_t tmpreg = 0U; |
sahilmgandhi | 18:6a4db94011d3 | 342 | |
sahilmgandhi | 18:6a4db94011d3 | 343 | /* Check the SPDIFRX handle allocation */ |
sahilmgandhi | 18:6a4db94011d3 | 344 | if(hspdif == NULL) |
sahilmgandhi | 18:6a4db94011d3 | 345 | { |
sahilmgandhi | 18:6a4db94011d3 | 346 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 347 | } |
sahilmgandhi | 18:6a4db94011d3 | 348 | |
sahilmgandhi | 18:6a4db94011d3 | 349 | /* Check the SPDIFRX parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 350 | assert_param(IS_STEREO_MODE(sDataFormat.StereoMode)); |
sahilmgandhi | 18:6a4db94011d3 | 351 | assert_param(IS_SPDIFRX_DATA_FORMAT(sDataFormat.DataFormat)); |
sahilmgandhi | 18:6a4db94011d3 | 352 | assert_param(IS_PREAMBLE_TYPE_MASK(sDataFormat.PreambleTypeMask)); |
sahilmgandhi | 18:6a4db94011d3 | 353 | assert_param(IS_CHANNEL_STATUS_MASK(sDataFormat.ChannelStatusMask)); |
sahilmgandhi | 18:6a4db94011d3 | 354 | assert_param(IS_VALIDITY_MASK(sDataFormat.ValidityBitMask)); |
sahilmgandhi | 18:6a4db94011d3 | 355 | assert_param(IS_PARITY_ERROR_MASK(sDataFormat.ParityErrorMask)); |
sahilmgandhi | 18:6a4db94011d3 | 356 | |
sahilmgandhi | 18:6a4db94011d3 | 357 | /* Reset the old SPDIFRX CR configuration */ |
sahilmgandhi | 18:6a4db94011d3 | 358 | tmpreg = hspdif->Instance->CR; |
sahilmgandhi | 18:6a4db94011d3 | 359 | |
sahilmgandhi | 18:6a4db94011d3 | 360 | if(((tmpreg & SPDIFRX_STATE_RCV) == SPDIFRX_STATE_RCV) && |
sahilmgandhi | 18:6a4db94011d3 | 361 | (((tmpreg & SPDIFRX_CR_DRFMT) != sDataFormat.DataFormat) || |
sahilmgandhi | 18:6a4db94011d3 | 362 | ((tmpreg & SPDIFRX_CR_RXSTEO) != sDataFormat.StereoMode))) |
sahilmgandhi | 18:6a4db94011d3 | 363 | { |
sahilmgandhi | 18:6a4db94011d3 | 364 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 365 | } |
sahilmgandhi | 18:6a4db94011d3 | 366 | |
sahilmgandhi | 18:6a4db94011d3 | 367 | tmpreg &= ~((uint16_t) SPDIFRX_CR_RXSTEO | SPDIFRX_CR_DRFMT | SPDIFRX_CR_PMSK | |
sahilmgandhi | 18:6a4db94011d3 | 368 | SPDIFRX_CR_VMSK | SPDIFRX_CR_CUMSK | SPDIFRX_CR_PTMSK); |
sahilmgandhi | 18:6a4db94011d3 | 369 | |
sahilmgandhi | 18:6a4db94011d3 | 370 | /* Sets the new configuration of the SPDIFRX peripheral */ |
sahilmgandhi | 18:6a4db94011d3 | 371 | tmpreg |= ((uint16_t) sDataFormat.StereoMode | |
sahilmgandhi | 18:6a4db94011d3 | 372 | sDataFormat.DataFormat | |
sahilmgandhi | 18:6a4db94011d3 | 373 | sDataFormat.PreambleTypeMask | |
sahilmgandhi | 18:6a4db94011d3 | 374 | sDataFormat.ChannelStatusMask | |
sahilmgandhi | 18:6a4db94011d3 | 375 | sDataFormat.ValidityBitMask | |
sahilmgandhi | 18:6a4db94011d3 | 376 | sDataFormat.ParityErrorMask); |
sahilmgandhi | 18:6a4db94011d3 | 377 | |
sahilmgandhi | 18:6a4db94011d3 | 378 | hspdif->Instance->CR = tmpreg; |
sahilmgandhi | 18:6a4db94011d3 | 379 | |
sahilmgandhi | 18:6a4db94011d3 | 380 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 381 | } |
sahilmgandhi | 18:6a4db94011d3 | 382 | |
sahilmgandhi | 18:6a4db94011d3 | 383 | /** |
sahilmgandhi | 18:6a4db94011d3 | 384 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 385 | */ |
sahilmgandhi | 18:6a4db94011d3 | 386 | |
sahilmgandhi | 18:6a4db94011d3 | 387 | /** @defgroup SPDIFRX_Exported_Functions_Group2 IO operation functions |
sahilmgandhi | 18:6a4db94011d3 | 388 | * @brief Data transfers functions |
sahilmgandhi | 18:6a4db94011d3 | 389 | * |
sahilmgandhi | 18:6a4db94011d3 | 390 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 391 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 392 | ##### IO operation functions ##### |
sahilmgandhi | 18:6a4db94011d3 | 393 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 394 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 395 | This subsection provides a set of functions allowing to manage the SPDIFRX data |
sahilmgandhi | 18:6a4db94011d3 | 396 | transfers. |
sahilmgandhi | 18:6a4db94011d3 | 397 | |
sahilmgandhi | 18:6a4db94011d3 | 398 | (#) There is two mode of transfer: |
sahilmgandhi | 18:6a4db94011d3 | 399 | (++) Blocking mode : The communication is performed in the polling mode. |
sahilmgandhi | 18:6a4db94011d3 | 400 | The status of all data processing is returned by the same function |
sahilmgandhi | 18:6a4db94011d3 | 401 | after finishing transfer. |
sahilmgandhi | 18:6a4db94011d3 | 402 | (++) No-Blocking mode : The communication is performed using Interrupts |
sahilmgandhi | 18:6a4db94011d3 | 403 | or DMA. These functions return the status of the transfer start-up. |
sahilmgandhi | 18:6a4db94011d3 | 404 | The end of the data processing will be indicated through the |
sahilmgandhi | 18:6a4db94011d3 | 405 | dedicated SPDIFRX IRQ when using Interrupt mode or the DMA IRQ when |
sahilmgandhi | 18:6a4db94011d3 | 406 | using DMA mode. |
sahilmgandhi | 18:6a4db94011d3 | 407 | |
sahilmgandhi | 18:6a4db94011d3 | 408 | (#) Blocking mode functions are : |
sahilmgandhi | 18:6a4db94011d3 | 409 | (++) HAL_SPDIFRX_ReceiveDataFlow() |
sahilmgandhi | 18:6a4db94011d3 | 410 | (++) HAL_SPDIFRX_ReceiveControlFlow() |
sahilmgandhi | 18:6a4db94011d3 | 411 | (+@) Do not use blocking mode to receive both control and data flow at the same time. |
sahilmgandhi | 18:6a4db94011d3 | 412 | |
sahilmgandhi | 18:6a4db94011d3 | 413 | (#) No-Blocking mode functions with Interrupt are : |
sahilmgandhi | 18:6a4db94011d3 | 414 | (++) HAL_SPDIFRX_ReceiveControlFlow_IT() |
sahilmgandhi | 18:6a4db94011d3 | 415 | (++) HAL_SPDIFRX_ReceiveDataFlow_IT() |
sahilmgandhi | 18:6a4db94011d3 | 416 | |
sahilmgandhi | 18:6a4db94011d3 | 417 | (#) No-Blocking mode functions with DMA are : |
sahilmgandhi | 18:6a4db94011d3 | 418 | (++) HAL_SPDIFRX_ReceiveControlFlow_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 419 | (++) HAL_SPDIFRX_ReceiveDataFlow_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 420 | |
sahilmgandhi | 18:6a4db94011d3 | 421 | (#) A set of Transfer Complete Callbacks are provided in No_Blocking mode: |
sahilmgandhi | 18:6a4db94011d3 | 422 | (++) HAL_SPDIFRX_RxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 423 | (++) HAL_SPDIFRX_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 424 | |
sahilmgandhi | 18:6a4db94011d3 | 425 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 426 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 427 | */ |
sahilmgandhi | 18:6a4db94011d3 | 428 | |
sahilmgandhi | 18:6a4db94011d3 | 429 | /** |
sahilmgandhi | 18:6a4db94011d3 | 430 | * @brief Receives an amount of data (Data Flow) in blocking mode. |
sahilmgandhi | 18:6a4db94011d3 | 431 | * @param hspdif: pointer to SPDIFRX_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 432 | * the configuration information for SPDIFRX module. |
sahilmgandhi | 18:6a4db94011d3 | 433 | * @param pData: Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 434 | * @param Size: Amount of data to be received |
sahilmgandhi | 18:6a4db94011d3 | 435 | * @param Timeout: Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 436 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 437 | */ |
sahilmgandhi | 18:6a4db94011d3 | 438 | HAL_StatusTypeDef HAL_SPDIFRX_ReceiveDataFlow(SPDIFRX_HandleTypeDef *hspdif, uint32_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 439 | { |
sahilmgandhi | 18:6a4db94011d3 | 440 | if((pData == NULL ) || (Size == 0U)) |
sahilmgandhi | 18:6a4db94011d3 | 441 | { |
sahilmgandhi | 18:6a4db94011d3 | 442 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 443 | } |
sahilmgandhi | 18:6a4db94011d3 | 444 | |
sahilmgandhi | 18:6a4db94011d3 | 445 | if(hspdif->State == HAL_SPDIFRX_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 446 | { |
sahilmgandhi | 18:6a4db94011d3 | 447 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 448 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 449 | |
sahilmgandhi | 18:6a4db94011d3 | 450 | hspdif->State = HAL_SPDIFRX_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 451 | |
sahilmgandhi | 18:6a4db94011d3 | 452 | /* Start synchronisation */ |
sahilmgandhi | 18:6a4db94011d3 | 453 | __HAL_SPDIFRX_SYNC(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 454 | |
sahilmgandhi | 18:6a4db94011d3 | 455 | /* Wait until SYNCD flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 456 | if(SPDIFRX_WaitOnFlagUntilTimeout(hspdif, SPDIFRX_FLAG_SYNCD, RESET, Timeout) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 457 | { |
sahilmgandhi | 18:6a4db94011d3 | 458 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 459 | } |
sahilmgandhi | 18:6a4db94011d3 | 460 | |
sahilmgandhi | 18:6a4db94011d3 | 461 | /* Start reception */ |
sahilmgandhi | 18:6a4db94011d3 | 462 | __HAL_SPDIFRX_RCV(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 463 | |
sahilmgandhi | 18:6a4db94011d3 | 464 | /* Receive data flow */ |
sahilmgandhi | 18:6a4db94011d3 | 465 | while(Size > 0U) |
sahilmgandhi | 18:6a4db94011d3 | 466 | { |
sahilmgandhi | 18:6a4db94011d3 | 467 | /* Wait until RXNE flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 468 | if(SPDIFRX_WaitOnFlagUntilTimeout(hspdif, SPDIFRX_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 469 | { |
sahilmgandhi | 18:6a4db94011d3 | 470 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 471 | } |
sahilmgandhi | 18:6a4db94011d3 | 472 | |
sahilmgandhi | 18:6a4db94011d3 | 473 | (*pData++) = hspdif->Instance->DR; |
sahilmgandhi | 18:6a4db94011d3 | 474 | Size--; |
sahilmgandhi | 18:6a4db94011d3 | 475 | } |
sahilmgandhi | 18:6a4db94011d3 | 476 | |
sahilmgandhi | 18:6a4db94011d3 | 477 | /* SPDIFRX ready */ |
sahilmgandhi | 18:6a4db94011d3 | 478 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 479 | |
sahilmgandhi | 18:6a4db94011d3 | 480 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 481 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 482 | |
sahilmgandhi | 18:6a4db94011d3 | 483 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 484 | } |
sahilmgandhi | 18:6a4db94011d3 | 485 | else |
sahilmgandhi | 18:6a4db94011d3 | 486 | { |
sahilmgandhi | 18:6a4db94011d3 | 487 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 488 | } |
sahilmgandhi | 18:6a4db94011d3 | 489 | } |
sahilmgandhi | 18:6a4db94011d3 | 490 | |
sahilmgandhi | 18:6a4db94011d3 | 491 | /** |
sahilmgandhi | 18:6a4db94011d3 | 492 | * @brief Receives an amount of data (Control Flow) in blocking mode. |
sahilmgandhi | 18:6a4db94011d3 | 493 | * @param hspdif: pointer to a SPDIFRX_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 494 | * the configuration information for SPDIFRX module. |
sahilmgandhi | 18:6a4db94011d3 | 495 | * @param pData: Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 496 | * @param Size: Amount of data to be received |
sahilmgandhi | 18:6a4db94011d3 | 497 | * @param Timeout: Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 498 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 499 | */ |
sahilmgandhi | 18:6a4db94011d3 | 500 | HAL_StatusTypeDef HAL_SPDIFRX_ReceiveControlFlow(SPDIFRX_HandleTypeDef *hspdif, uint32_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 501 | { |
sahilmgandhi | 18:6a4db94011d3 | 502 | if((pData == NULL ) || (Size == 0U)) |
sahilmgandhi | 18:6a4db94011d3 | 503 | { |
sahilmgandhi | 18:6a4db94011d3 | 504 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 505 | } |
sahilmgandhi | 18:6a4db94011d3 | 506 | |
sahilmgandhi | 18:6a4db94011d3 | 507 | if(hspdif->State == HAL_SPDIFRX_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 508 | { |
sahilmgandhi | 18:6a4db94011d3 | 509 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 510 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 511 | |
sahilmgandhi | 18:6a4db94011d3 | 512 | hspdif->State = HAL_SPDIFRX_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 513 | |
sahilmgandhi | 18:6a4db94011d3 | 514 | /* Start synchronization */ |
sahilmgandhi | 18:6a4db94011d3 | 515 | __HAL_SPDIFRX_SYNC(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 516 | |
sahilmgandhi | 18:6a4db94011d3 | 517 | /* Wait until SYNCD flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 518 | if(SPDIFRX_WaitOnFlagUntilTimeout(hspdif, SPDIFRX_FLAG_SYNCD, RESET, Timeout) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 519 | { |
sahilmgandhi | 18:6a4db94011d3 | 520 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 521 | } |
sahilmgandhi | 18:6a4db94011d3 | 522 | |
sahilmgandhi | 18:6a4db94011d3 | 523 | /* Start reception */ |
sahilmgandhi | 18:6a4db94011d3 | 524 | __HAL_SPDIFRX_RCV(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 525 | |
sahilmgandhi | 18:6a4db94011d3 | 526 | /* Receive control flow */ |
sahilmgandhi | 18:6a4db94011d3 | 527 | while(Size > 0U) |
sahilmgandhi | 18:6a4db94011d3 | 528 | { |
sahilmgandhi | 18:6a4db94011d3 | 529 | /* Wait until CSRNE flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 530 | if(SPDIFRX_WaitOnFlagUntilTimeout(hspdif, SPDIFRX_FLAG_CSRNE, RESET, Timeout) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 531 | { |
sahilmgandhi | 18:6a4db94011d3 | 532 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 533 | } |
sahilmgandhi | 18:6a4db94011d3 | 534 | |
sahilmgandhi | 18:6a4db94011d3 | 535 | (*pData++) = hspdif->Instance->CSR; |
sahilmgandhi | 18:6a4db94011d3 | 536 | Size--; |
sahilmgandhi | 18:6a4db94011d3 | 537 | } |
sahilmgandhi | 18:6a4db94011d3 | 538 | |
sahilmgandhi | 18:6a4db94011d3 | 539 | /* SPDIFRX ready */ |
sahilmgandhi | 18:6a4db94011d3 | 540 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 541 | |
sahilmgandhi | 18:6a4db94011d3 | 542 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 543 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 544 | |
sahilmgandhi | 18:6a4db94011d3 | 545 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 546 | } |
sahilmgandhi | 18:6a4db94011d3 | 547 | else |
sahilmgandhi | 18:6a4db94011d3 | 548 | { |
sahilmgandhi | 18:6a4db94011d3 | 549 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 550 | } |
sahilmgandhi | 18:6a4db94011d3 | 551 | } |
sahilmgandhi | 18:6a4db94011d3 | 552 | /** |
sahilmgandhi | 18:6a4db94011d3 | 553 | * @brief Receive an amount of data (Data Flow) in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 554 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 555 | * @param pData: a 32-bit pointer to the Receive data buffer. |
sahilmgandhi | 18:6a4db94011d3 | 556 | * @param Size: number of data sample to be received . |
sahilmgandhi | 18:6a4db94011d3 | 557 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 558 | */ |
sahilmgandhi | 18:6a4db94011d3 | 559 | HAL_StatusTypeDef HAL_SPDIFRX_ReceiveDataFlow_IT(SPDIFRX_HandleTypeDef *hspdif, uint32_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 560 | { |
sahilmgandhi | 18:6a4db94011d3 | 561 | __IO uint32_t count = SPDIFRX_TIMEOUT_VALUE * (SystemCoreClock / 24U / 1000U); |
sahilmgandhi | 18:6a4db94011d3 | 562 | |
sahilmgandhi | 18:6a4db94011d3 | 563 | if((hspdif->State == HAL_SPDIFRX_STATE_READY) || (hspdif->State == HAL_SPDIFRX_STATE_BUSY_CX)) |
sahilmgandhi | 18:6a4db94011d3 | 564 | { |
sahilmgandhi | 18:6a4db94011d3 | 565 | if((pData == NULL) || (Size == 0U)) |
sahilmgandhi | 18:6a4db94011d3 | 566 | { |
sahilmgandhi | 18:6a4db94011d3 | 567 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 568 | } |
sahilmgandhi | 18:6a4db94011d3 | 569 | |
sahilmgandhi | 18:6a4db94011d3 | 570 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 571 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 572 | |
sahilmgandhi | 18:6a4db94011d3 | 573 | hspdif->pRxBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 574 | hspdif->RxXferSize = Size; |
sahilmgandhi | 18:6a4db94011d3 | 575 | hspdif->RxXferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 576 | |
sahilmgandhi | 18:6a4db94011d3 | 577 | hspdif->ErrorCode = HAL_SPDIFRX_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 578 | |
sahilmgandhi | 18:6a4db94011d3 | 579 | /* Check if a receive process is ongoing or not */ |
sahilmgandhi | 18:6a4db94011d3 | 580 | hspdif->State = HAL_SPDIFRX_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 581 | |
sahilmgandhi | 18:6a4db94011d3 | 582 | /* Enable the SPDIFRX PE Error Interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 583 | __HAL_SPDIFRX_ENABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 584 | |
sahilmgandhi | 18:6a4db94011d3 | 585 | /* Enable the SPDIFRX OVR Error Interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 586 | __HAL_SPDIFRX_ENABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 587 | |
sahilmgandhi | 18:6a4db94011d3 | 588 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 589 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 590 | |
sahilmgandhi | 18:6a4db94011d3 | 591 | /* Enable the SPDIFRX RXNE interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 592 | __HAL_SPDIFRX_ENABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 593 | |
sahilmgandhi | 18:6a4db94011d3 | 594 | if ((SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != SPDIFRX_STATE_SYNC || (SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != 0x00U) |
sahilmgandhi | 18:6a4db94011d3 | 595 | { |
sahilmgandhi | 18:6a4db94011d3 | 596 | /* Start synchronization */ |
sahilmgandhi | 18:6a4db94011d3 | 597 | __HAL_SPDIFRX_SYNC(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 598 | |
sahilmgandhi | 18:6a4db94011d3 | 599 | /* Wait until SYNCD flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 600 | do |
sahilmgandhi | 18:6a4db94011d3 | 601 | { |
sahilmgandhi | 18:6a4db94011d3 | 602 | if (count-- == 0) |
sahilmgandhi | 18:6a4db94011d3 | 603 | { |
sahilmgandhi | 18:6a4db94011d3 | 604 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
sahilmgandhi | 18:6a4db94011d3 | 605 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 606 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 607 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 608 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 609 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SBLKIE); |
sahilmgandhi | 18:6a4db94011d3 | 610 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SYNCDIE); |
sahilmgandhi | 18:6a4db94011d3 | 611 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_IFEIE); |
sahilmgandhi | 18:6a4db94011d3 | 612 | |
sahilmgandhi | 18:6a4db94011d3 | 613 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 614 | |
sahilmgandhi | 18:6a4db94011d3 | 615 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 616 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 617 | |
sahilmgandhi | 18:6a4db94011d3 | 618 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 619 | } |
sahilmgandhi | 18:6a4db94011d3 | 620 | } |
sahilmgandhi | 18:6a4db94011d3 | 621 | while (__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_SYNCD) == RESET); |
sahilmgandhi | 18:6a4db94011d3 | 622 | |
sahilmgandhi | 18:6a4db94011d3 | 623 | /* Start reception */ |
sahilmgandhi | 18:6a4db94011d3 | 624 | __HAL_SPDIFRX_RCV(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 625 | } |
sahilmgandhi | 18:6a4db94011d3 | 626 | |
sahilmgandhi | 18:6a4db94011d3 | 627 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 628 | } |
sahilmgandhi | 18:6a4db94011d3 | 629 | else |
sahilmgandhi | 18:6a4db94011d3 | 630 | { |
sahilmgandhi | 18:6a4db94011d3 | 631 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 632 | } |
sahilmgandhi | 18:6a4db94011d3 | 633 | } |
sahilmgandhi | 18:6a4db94011d3 | 634 | |
sahilmgandhi | 18:6a4db94011d3 | 635 | /** |
sahilmgandhi | 18:6a4db94011d3 | 636 | * @brief Receive an amount of data (Control Flow) with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 637 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 638 | * @param pData: a 32-bit pointer to the Receive data buffer. |
sahilmgandhi | 18:6a4db94011d3 | 639 | * @param Size: number of data sample (Control Flow) to be received : |
sahilmgandhi | 18:6a4db94011d3 | 640 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 641 | */ |
sahilmgandhi | 18:6a4db94011d3 | 642 | HAL_StatusTypeDef HAL_SPDIFRX_ReceiveControlFlow_IT(SPDIFRX_HandleTypeDef *hspdif, uint32_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 643 | { |
sahilmgandhi | 18:6a4db94011d3 | 644 | __IO uint32_t count = SPDIFRX_TIMEOUT_VALUE * (SystemCoreClock / 24U / 1000U); |
sahilmgandhi | 18:6a4db94011d3 | 645 | |
sahilmgandhi | 18:6a4db94011d3 | 646 | if((hspdif->State == HAL_SPDIFRX_STATE_READY) || (hspdif->State == HAL_SPDIFRX_STATE_BUSY_RX)) |
sahilmgandhi | 18:6a4db94011d3 | 647 | { |
sahilmgandhi | 18:6a4db94011d3 | 648 | if((pData == NULL ) || (Size == 0U)) |
sahilmgandhi | 18:6a4db94011d3 | 649 | { |
sahilmgandhi | 18:6a4db94011d3 | 650 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 651 | } |
sahilmgandhi | 18:6a4db94011d3 | 652 | |
sahilmgandhi | 18:6a4db94011d3 | 653 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 654 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 655 | |
sahilmgandhi | 18:6a4db94011d3 | 656 | hspdif->pCsBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 657 | hspdif->CsXferSize = Size; |
sahilmgandhi | 18:6a4db94011d3 | 658 | hspdif->CsXferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 659 | |
sahilmgandhi | 18:6a4db94011d3 | 660 | hspdif->ErrorCode = HAL_SPDIFRX_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 661 | |
sahilmgandhi | 18:6a4db94011d3 | 662 | /* Check if a receive process is ongoing or not */ |
sahilmgandhi | 18:6a4db94011d3 | 663 | hspdif->State = HAL_SPDIFRX_STATE_BUSY_CX; |
sahilmgandhi | 18:6a4db94011d3 | 664 | |
sahilmgandhi | 18:6a4db94011d3 | 665 | /* Enable the SPDIFRX PE Error Interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 666 | __HAL_SPDIFRX_ENABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 667 | |
sahilmgandhi | 18:6a4db94011d3 | 668 | /* Enable the SPDIFRX OVR Error Interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 669 | __HAL_SPDIFRX_ENABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 670 | |
sahilmgandhi | 18:6a4db94011d3 | 671 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 672 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 673 | |
sahilmgandhi | 18:6a4db94011d3 | 674 | /* Enable the SPDIFRX CSRNE interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 675 | __HAL_SPDIFRX_ENABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 676 | |
sahilmgandhi | 18:6a4db94011d3 | 677 | if ((SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != SPDIFRX_STATE_SYNC || (SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != 0x00U) |
sahilmgandhi | 18:6a4db94011d3 | 678 | { |
sahilmgandhi | 18:6a4db94011d3 | 679 | /* Start synchronization */ |
sahilmgandhi | 18:6a4db94011d3 | 680 | __HAL_SPDIFRX_SYNC(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 681 | |
sahilmgandhi | 18:6a4db94011d3 | 682 | /* Wait until SYNCD flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 683 | do |
sahilmgandhi | 18:6a4db94011d3 | 684 | { |
sahilmgandhi | 18:6a4db94011d3 | 685 | if (count-- == 0) |
sahilmgandhi | 18:6a4db94011d3 | 686 | { |
sahilmgandhi | 18:6a4db94011d3 | 687 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
sahilmgandhi | 18:6a4db94011d3 | 688 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 689 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 690 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 691 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 692 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SBLKIE); |
sahilmgandhi | 18:6a4db94011d3 | 693 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SYNCDIE); |
sahilmgandhi | 18:6a4db94011d3 | 694 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_IFEIE); |
sahilmgandhi | 18:6a4db94011d3 | 695 | |
sahilmgandhi | 18:6a4db94011d3 | 696 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 697 | |
sahilmgandhi | 18:6a4db94011d3 | 698 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 699 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 700 | |
sahilmgandhi | 18:6a4db94011d3 | 701 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 702 | } |
sahilmgandhi | 18:6a4db94011d3 | 703 | } |
sahilmgandhi | 18:6a4db94011d3 | 704 | while (__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_SYNCD) == RESET); |
sahilmgandhi | 18:6a4db94011d3 | 705 | |
sahilmgandhi | 18:6a4db94011d3 | 706 | /* Start reception */ |
sahilmgandhi | 18:6a4db94011d3 | 707 | __HAL_SPDIFRX_RCV(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 708 | } |
sahilmgandhi | 18:6a4db94011d3 | 709 | |
sahilmgandhi | 18:6a4db94011d3 | 710 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 711 | } |
sahilmgandhi | 18:6a4db94011d3 | 712 | else |
sahilmgandhi | 18:6a4db94011d3 | 713 | { |
sahilmgandhi | 18:6a4db94011d3 | 714 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 715 | } |
sahilmgandhi | 18:6a4db94011d3 | 716 | } |
sahilmgandhi | 18:6a4db94011d3 | 717 | |
sahilmgandhi | 18:6a4db94011d3 | 718 | /** |
sahilmgandhi | 18:6a4db94011d3 | 719 | * @brief Receive an amount of data (Data Flow) mode with DMA |
sahilmgandhi | 18:6a4db94011d3 | 720 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 721 | * @param pData: a 32-bit pointer to the Receive data buffer. |
sahilmgandhi | 18:6a4db94011d3 | 722 | * @param Size: number of data sample to be received : |
sahilmgandhi | 18:6a4db94011d3 | 723 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 724 | */ |
sahilmgandhi | 18:6a4db94011d3 | 725 | HAL_StatusTypeDef HAL_SPDIFRX_ReceiveDataFlow_DMA(SPDIFRX_HandleTypeDef *hspdif, uint32_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 726 | { |
sahilmgandhi | 18:6a4db94011d3 | 727 | __IO uint32_t count = SPDIFRX_TIMEOUT_VALUE * (SystemCoreClock / 24U / 1000U); |
sahilmgandhi | 18:6a4db94011d3 | 728 | |
sahilmgandhi | 18:6a4db94011d3 | 729 | if((pData == NULL) || (Size == 0U)) |
sahilmgandhi | 18:6a4db94011d3 | 730 | { |
sahilmgandhi | 18:6a4db94011d3 | 731 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 732 | } |
sahilmgandhi | 18:6a4db94011d3 | 733 | |
sahilmgandhi | 18:6a4db94011d3 | 734 | if((hspdif->State == HAL_SPDIFRX_STATE_READY) || (hspdif->State == HAL_SPDIFRX_STATE_BUSY_CX)) |
sahilmgandhi | 18:6a4db94011d3 | 735 | { |
sahilmgandhi | 18:6a4db94011d3 | 736 | hspdif->pRxBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 737 | hspdif->RxXferSize = Size; |
sahilmgandhi | 18:6a4db94011d3 | 738 | hspdif->RxXferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 739 | |
sahilmgandhi | 18:6a4db94011d3 | 740 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 741 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 742 | |
sahilmgandhi | 18:6a4db94011d3 | 743 | hspdif->ErrorCode = HAL_SPDIFRX_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 744 | hspdif->State = HAL_SPDIFRX_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 745 | |
sahilmgandhi | 18:6a4db94011d3 | 746 | /* Set the SPDIFRX Rx DMA Half transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 747 | hspdif->hdmaDrRx->XferHalfCpltCallback = SPDIFRX_DMARxHalfCplt; |
sahilmgandhi | 18:6a4db94011d3 | 748 | |
sahilmgandhi | 18:6a4db94011d3 | 749 | /* Set the SPDIFRX Rx DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 750 | hspdif->hdmaDrRx->XferCpltCallback = SPDIFRX_DMARxCplt; |
sahilmgandhi | 18:6a4db94011d3 | 751 | |
sahilmgandhi | 18:6a4db94011d3 | 752 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 753 | hspdif->hdmaDrRx->XferErrorCallback = SPDIFRX_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 754 | |
sahilmgandhi | 18:6a4db94011d3 | 755 | /* Enable the DMA request */ |
sahilmgandhi | 18:6a4db94011d3 | 756 | HAL_DMA_Start_IT(hspdif->hdmaDrRx, (uint32_t)&hspdif->Instance->DR, (uint32_t)hspdif->pRxBuffPtr, Size); |
sahilmgandhi | 18:6a4db94011d3 | 757 | |
sahilmgandhi | 18:6a4db94011d3 | 758 | /* Enable RXDMAEN bit in SPDIFRX CR register for data flow reception*/ |
sahilmgandhi | 18:6a4db94011d3 | 759 | hspdif->Instance->CR |= SPDIFRX_CR_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 760 | |
sahilmgandhi | 18:6a4db94011d3 | 761 | if ((SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != SPDIFRX_STATE_SYNC || (SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != 0x00U) |
sahilmgandhi | 18:6a4db94011d3 | 762 | { |
sahilmgandhi | 18:6a4db94011d3 | 763 | /* Start synchronization */ |
sahilmgandhi | 18:6a4db94011d3 | 764 | __HAL_SPDIFRX_SYNC(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 765 | |
sahilmgandhi | 18:6a4db94011d3 | 766 | /* Wait until SYNCD flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 767 | do |
sahilmgandhi | 18:6a4db94011d3 | 768 | { |
sahilmgandhi | 18:6a4db94011d3 | 769 | if (count-- == 0) |
sahilmgandhi | 18:6a4db94011d3 | 770 | { |
sahilmgandhi | 18:6a4db94011d3 | 771 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
sahilmgandhi | 18:6a4db94011d3 | 772 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 773 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 774 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 775 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 776 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SBLKIE); |
sahilmgandhi | 18:6a4db94011d3 | 777 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SYNCDIE); |
sahilmgandhi | 18:6a4db94011d3 | 778 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_IFEIE); |
sahilmgandhi | 18:6a4db94011d3 | 779 | |
sahilmgandhi | 18:6a4db94011d3 | 780 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 781 | |
sahilmgandhi | 18:6a4db94011d3 | 782 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 783 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 784 | |
sahilmgandhi | 18:6a4db94011d3 | 785 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 786 | } |
sahilmgandhi | 18:6a4db94011d3 | 787 | } |
sahilmgandhi | 18:6a4db94011d3 | 788 | while (__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_SYNCD) == RESET); |
sahilmgandhi | 18:6a4db94011d3 | 789 | |
sahilmgandhi | 18:6a4db94011d3 | 790 | /* Start reception */ |
sahilmgandhi | 18:6a4db94011d3 | 791 | __HAL_SPDIFRX_RCV(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 792 | } |
sahilmgandhi | 18:6a4db94011d3 | 793 | |
sahilmgandhi | 18:6a4db94011d3 | 794 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 795 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 796 | |
sahilmgandhi | 18:6a4db94011d3 | 797 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 798 | } |
sahilmgandhi | 18:6a4db94011d3 | 799 | else |
sahilmgandhi | 18:6a4db94011d3 | 800 | { |
sahilmgandhi | 18:6a4db94011d3 | 801 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 802 | } |
sahilmgandhi | 18:6a4db94011d3 | 803 | } |
sahilmgandhi | 18:6a4db94011d3 | 804 | |
sahilmgandhi | 18:6a4db94011d3 | 805 | /** |
sahilmgandhi | 18:6a4db94011d3 | 806 | * @brief Receive an amount of data (Control Flow) with DMA |
sahilmgandhi | 18:6a4db94011d3 | 807 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 808 | * @param pData: a 32-bit pointer to the Receive data buffer. |
sahilmgandhi | 18:6a4db94011d3 | 809 | * @param Size: number of data (Control Flow) sample to be received : |
sahilmgandhi | 18:6a4db94011d3 | 810 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 811 | */ |
sahilmgandhi | 18:6a4db94011d3 | 812 | HAL_StatusTypeDef HAL_SPDIFRX_ReceiveControlFlow_DMA(SPDIFRX_HandleTypeDef *hspdif, uint32_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 813 | { |
sahilmgandhi | 18:6a4db94011d3 | 814 | __IO uint32_t count = SPDIFRX_TIMEOUT_VALUE * (SystemCoreClock / 24U / 1000U); |
sahilmgandhi | 18:6a4db94011d3 | 815 | |
sahilmgandhi | 18:6a4db94011d3 | 816 | if((pData == NULL) || (Size == 0U)) |
sahilmgandhi | 18:6a4db94011d3 | 817 | { |
sahilmgandhi | 18:6a4db94011d3 | 818 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 819 | } |
sahilmgandhi | 18:6a4db94011d3 | 820 | |
sahilmgandhi | 18:6a4db94011d3 | 821 | if((hspdif->State == HAL_SPDIFRX_STATE_READY) || (hspdif->State == HAL_SPDIFRX_STATE_BUSY_RX)) |
sahilmgandhi | 18:6a4db94011d3 | 822 | { |
sahilmgandhi | 18:6a4db94011d3 | 823 | hspdif->pCsBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 824 | hspdif->CsXferSize = Size; |
sahilmgandhi | 18:6a4db94011d3 | 825 | hspdif->CsXferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 826 | |
sahilmgandhi | 18:6a4db94011d3 | 827 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 828 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 829 | |
sahilmgandhi | 18:6a4db94011d3 | 830 | hspdif->ErrorCode = HAL_SPDIFRX_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 831 | hspdif->State = HAL_SPDIFRX_STATE_BUSY_CX; |
sahilmgandhi | 18:6a4db94011d3 | 832 | |
sahilmgandhi | 18:6a4db94011d3 | 833 | /* Set the SPDIFRX Rx DMA Half transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 834 | hspdif->hdmaCsRx->XferHalfCpltCallback = SPDIFRX_DMACxHalfCplt; |
sahilmgandhi | 18:6a4db94011d3 | 835 | |
sahilmgandhi | 18:6a4db94011d3 | 836 | /* Set the SPDIFRX Rx DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 837 | hspdif->hdmaCsRx->XferCpltCallback = SPDIFRX_DMACxCplt; |
sahilmgandhi | 18:6a4db94011d3 | 838 | |
sahilmgandhi | 18:6a4db94011d3 | 839 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 840 | hspdif->hdmaCsRx->XferErrorCallback = SPDIFRX_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 841 | |
sahilmgandhi | 18:6a4db94011d3 | 842 | /* Enable the DMA request */ |
sahilmgandhi | 18:6a4db94011d3 | 843 | HAL_DMA_Start_IT(hspdif->hdmaCsRx, (uint32_t)&hspdif->Instance->CSR, (uint32_t)hspdif->pCsBuffPtr, Size); |
sahilmgandhi | 18:6a4db94011d3 | 844 | |
sahilmgandhi | 18:6a4db94011d3 | 845 | /* Enable CBDMAEN bit in SPDIFRX CR register for control flow reception*/ |
sahilmgandhi | 18:6a4db94011d3 | 846 | hspdif->Instance->CR |= SPDIFRX_CR_CBDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 847 | |
sahilmgandhi | 18:6a4db94011d3 | 848 | if ((SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != SPDIFRX_STATE_SYNC || (SPDIFRX->CR & SPDIFRX_CR_SPDIFEN) != 0x00U) |
sahilmgandhi | 18:6a4db94011d3 | 849 | { |
sahilmgandhi | 18:6a4db94011d3 | 850 | /* Start synchronization */ |
sahilmgandhi | 18:6a4db94011d3 | 851 | __HAL_SPDIFRX_SYNC(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 852 | |
sahilmgandhi | 18:6a4db94011d3 | 853 | /* Wait until SYNCD flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 854 | do |
sahilmgandhi | 18:6a4db94011d3 | 855 | { |
sahilmgandhi | 18:6a4db94011d3 | 856 | if (count-- == 0) |
sahilmgandhi | 18:6a4db94011d3 | 857 | { |
sahilmgandhi | 18:6a4db94011d3 | 858 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
sahilmgandhi | 18:6a4db94011d3 | 859 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 860 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 861 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 862 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 863 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SBLKIE); |
sahilmgandhi | 18:6a4db94011d3 | 864 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SYNCDIE); |
sahilmgandhi | 18:6a4db94011d3 | 865 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_IFEIE); |
sahilmgandhi | 18:6a4db94011d3 | 866 | |
sahilmgandhi | 18:6a4db94011d3 | 867 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 868 | |
sahilmgandhi | 18:6a4db94011d3 | 869 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 870 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 871 | |
sahilmgandhi | 18:6a4db94011d3 | 872 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 873 | } |
sahilmgandhi | 18:6a4db94011d3 | 874 | } |
sahilmgandhi | 18:6a4db94011d3 | 875 | while (__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_SYNCD) == RESET); |
sahilmgandhi | 18:6a4db94011d3 | 876 | |
sahilmgandhi | 18:6a4db94011d3 | 877 | /* Start reception */ |
sahilmgandhi | 18:6a4db94011d3 | 878 | __HAL_SPDIFRX_RCV(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 879 | } |
sahilmgandhi | 18:6a4db94011d3 | 880 | |
sahilmgandhi | 18:6a4db94011d3 | 881 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 882 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 883 | |
sahilmgandhi | 18:6a4db94011d3 | 884 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 885 | } |
sahilmgandhi | 18:6a4db94011d3 | 886 | else |
sahilmgandhi | 18:6a4db94011d3 | 887 | { |
sahilmgandhi | 18:6a4db94011d3 | 888 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 889 | } |
sahilmgandhi | 18:6a4db94011d3 | 890 | } |
sahilmgandhi | 18:6a4db94011d3 | 891 | |
sahilmgandhi | 18:6a4db94011d3 | 892 | /** |
sahilmgandhi | 18:6a4db94011d3 | 893 | * @brief stop the audio stream receive from the Media. |
sahilmgandhi | 18:6a4db94011d3 | 894 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 895 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 896 | */ |
sahilmgandhi | 18:6a4db94011d3 | 897 | HAL_StatusTypeDef HAL_SPDIFRX_DMAStop(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 898 | { |
sahilmgandhi | 18:6a4db94011d3 | 899 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 900 | __HAL_LOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 901 | |
sahilmgandhi | 18:6a4db94011d3 | 902 | /* Disable the SPDIFRX DMA requests */ |
sahilmgandhi | 18:6a4db94011d3 | 903 | hspdif->Instance->CR &= (uint16_t)(~SPDIFRX_CR_RXDMAEN); |
sahilmgandhi | 18:6a4db94011d3 | 904 | hspdif->Instance->CR &= (uint16_t)(~SPDIFRX_CR_CBDMAEN); |
sahilmgandhi | 18:6a4db94011d3 | 905 | |
sahilmgandhi | 18:6a4db94011d3 | 906 | /* Disable the SPDIFRX DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 907 | __HAL_DMA_DISABLE(hspdif->hdmaDrRx); |
sahilmgandhi | 18:6a4db94011d3 | 908 | __HAL_DMA_DISABLE(hspdif->hdmaCsRx); |
sahilmgandhi | 18:6a4db94011d3 | 909 | |
sahilmgandhi | 18:6a4db94011d3 | 910 | /* Disable SPDIFRX peripheral */ |
sahilmgandhi | 18:6a4db94011d3 | 911 | __HAL_SPDIFRX_IDLE(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 912 | |
sahilmgandhi | 18:6a4db94011d3 | 913 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 914 | |
sahilmgandhi | 18:6a4db94011d3 | 915 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 916 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 917 | |
sahilmgandhi | 18:6a4db94011d3 | 918 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 919 | } |
sahilmgandhi | 18:6a4db94011d3 | 920 | |
sahilmgandhi | 18:6a4db94011d3 | 921 | /** |
sahilmgandhi | 18:6a4db94011d3 | 922 | * @brief This function handles SPDIFRX interrupt request. |
sahilmgandhi | 18:6a4db94011d3 | 923 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 924 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 925 | */ |
sahilmgandhi | 18:6a4db94011d3 | 926 | void HAL_SPDIFRX_IRQHandler(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 927 | { |
sahilmgandhi | 18:6a4db94011d3 | 928 | /* SPDIFRX in mode Data Flow Reception ------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 929 | if((__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_RXNE) != RESET) && (__HAL_SPDIFRX_GET_IT_SOURCE(hspdif, SPDIFRX_IT_RXNE) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 930 | { |
sahilmgandhi | 18:6a4db94011d3 | 931 | __HAL_SPDIFRX_CLEAR_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 932 | SPDIFRX_ReceiveDataFlow_IT(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 933 | } |
sahilmgandhi | 18:6a4db94011d3 | 934 | |
sahilmgandhi | 18:6a4db94011d3 | 935 | /* SPDIFRX in mode Control Flow Reception ------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 936 | if((__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_CSRNE) != RESET) && (__HAL_SPDIFRX_GET_IT_SOURCE(hspdif, SPDIFRX_IT_CSRNE) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 937 | { |
sahilmgandhi | 18:6a4db94011d3 | 938 | __HAL_SPDIFRX_CLEAR_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 939 | SPDIFRX_ReceiveControlFlow_IT(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 940 | } |
sahilmgandhi | 18:6a4db94011d3 | 941 | |
sahilmgandhi | 18:6a4db94011d3 | 942 | /* SPDIFRX Overrun error interrupt occurred ---------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 943 | if((__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_OVR) != RESET) && (__HAL_SPDIFRX_GET_IT_SOURCE(hspdif, SPDIFRX_IT_OVRIE) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 944 | { |
sahilmgandhi | 18:6a4db94011d3 | 945 | __HAL_SPDIFRX_CLEAR_IT(hspdif, SPDIFRX_FLAG_OVR); |
sahilmgandhi | 18:6a4db94011d3 | 946 | |
sahilmgandhi | 18:6a4db94011d3 | 947 | /* Change the SPDIFRX error code */ |
sahilmgandhi | 18:6a4db94011d3 | 948 | hspdif->ErrorCode |= HAL_SPDIFRX_ERROR_OVR; |
sahilmgandhi | 18:6a4db94011d3 | 949 | |
sahilmgandhi | 18:6a4db94011d3 | 950 | /* the transfer is not stopped */ |
sahilmgandhi | 18:6a4db94011d3 | 951 | HAL_SPDIFRX_ErrorCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 952 | } |
sahilmgandhi | 18:6a4db94011d3 | 953 | |
sahilmgandhi | 18:6a4db94011d3 | 954 | /* SPDIFRX Parity error interrupt occurred ---------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 955 | if((__HAL_SPDIFRX_GET_FLAG(hspdif, SPDIFRX_FLAG_PERR) != RESET) && (__HAL_SPDIFRX_GET_IT_SOURCE(hspdif, SPDIFRX_IT_PERRIE) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 956 | { |
sahilmgandhi | 18:6a4db94011d3 | 957 | __HAL_SPDIFRX_CLEAR_IT(hspdif, SPDIFRX_FLAG_PERR); |
sahilmgandhi | 18:6a4db94011d3 | 958 | |
sahilmgandhi | 18:6a4db94011d3 | 959 | /* Change the SPDIFRX error code */ |
sahilmgandhi | 18:6a4db94011d3 | 960 | hspdif->ErrorCode |= HAL_SPDIFRX_ERROR_PE; |
sahilmgandhi | 18:6a4db94011d3 | 961 | |
sahilmgandhi | 18:6a4db94011d3 | 962 | /* the transfer is not stopped */ |
sahilmgandhi | 18:6a4db94011d3 | 963 | HAL_SPDIFRX_ErrorCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 964 | } |
sahilmgandhi | 18:6a4db94011d3 | 965 | } |
sahilmgandhi | 18:6a4db94011d3 | 966 | |
sahilmgandhi | 18:6a4db94011d3 | 967 | /** |
sahilmgandhi | 18:6a4db94011d3 | 968 | * @brief Rx Transfer (Data flow) half completed callbacks |
sahilmgandhi | 18:6a4db94011d3 | 969 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 970 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 971 | */ |
sahilmgandhi | 18:6a4db94011d3 | 972 | __weak void HAL_SPDIFRX_RxHalfCpltCallback(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 973 | { |
sahilmgandhi | 18:6a4db94011d3 | 974 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 975 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 976 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 977 | the HAL_SPDIFRX_RxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 978 | */ |
sahilmgandhi | 18:6a4db94011d3 | 979 | } |
sahilmgandhi | 18:6a4db94011d3 | 980 | |
sahilmgandhi | 18:6a4db94011d3 | 981 | /** |
sahilmgandhi | 18:6a4db94011d3 | 982 | * @brief Rx Transfer (Data flow) completed callbacks |
sahilmgandhi | 18:6a4db94011d3 | 983 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 984 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 985 | */ |
sahilmgandhi | 18:6a4db94011d3 | 986 | __weak void HAL_SPDIFRX_RxCpltCallback(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 987 | { |
sahilmgandhi | 18:6a4db94011d3 | 988 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 989 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 990 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 991 | the HAL_SPDIFRX_RxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 992 | */ |
sahilmgandhi | 18:6a4db94011d3 | 993 | } |
sahilmgandhi | 18:6a4db94011d3 | 994 | |
sahilmgandhi | 18:6a4db94011d3 | 995 | /** |
sahilmgandhi | 18:6a4db94011d3 | 996 | * @brief Rx (Control flow) Transfer half completed callbacks |
sahilmgandhi | 18:6a4db94011d3 | 997 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 998 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 999 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1000 | __weak void HAL_SPDIFRX_CxHalfCpltCallback(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1001 | { |
sahilmgandhi | 18:6a4db94011d3 | 1002 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 1003 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1004 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 1005 | the HAL_SPDIFRX_RxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 1006 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1007 | } |
sahilmgandhi | 18:6a4db94011d3 | 1008 | |
sahilmgandhi | 18:6a4db94011d3 | 1009 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1010 | * @brief Rx Transfer (Control flow) completed callbacks |
sahilmgandhi | 18:6a4db94011d3 | 1011 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1012 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1013 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1014 | __weak void HAL_SPDIFRX_CxCpltCallback(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1015 | { |
sahilmgandhi | 18:6a4db94011d3 | 1016 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 1017 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1018 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 1019 | the HAL_SPDIFRX_RxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 1020 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1021 | } |
sahilmgandhi | 18:6a4db94011d3 | 1022 | |
sahilmgandhi | 18:6a4db94011d3 | 1023 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1024 | * @brief SPDIFRX error callbacks |
sahilmgandhi | 18:6a4db94011d3 | 1025 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1026 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1027 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1028 | __weak void HAL_SPDIFRX_ErrorCallback(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1029 | { |
sahilmgandhi | 18:6a4db94011d3 | 1030 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 1031 | UNUSED(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1032 | /* NOTE : This function Should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 1033 | the HAL_SPDIFRX_ErrorCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 1034 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1035 | } |
sahilmgandhi | 18:6a4db94011d3 | 1036 | |
sahilmgandhi | 18:6a4db94011d3 | 1037 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1038 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 1039 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1040 | |
sahilmgandhi | 18:6a4db94011d3 | 1041 | /** @defgroup SPDIFRX_Exported_Functions_Group3 Peripheral State and Errors functions |
sahilmgandhi | 18:6a4db94011d3 | 1042 | * @brief Peripheral State functions |
sahilmgandhi | 18:6a4db94011d3 | 1043 | * |
sahilmgandhi | 18:6a4db94011d3 | 1044 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 1045 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 1046 | ##### Peripheral State and Errors functions ##### |
sahilmgandhi | 18:6a4db94011d3 | 1047 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 1048 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 1049 | This subsection permit to get in run-time the status of the peripheral |
sahilmgandhi | 18:6a4db94011d3 | 1050 | and the data flow. |
sahilmgandhi | 18:6a4db94011d3 | 1051 | |
sahilmgandhi | 18:6a4db94011d3 | 1052 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 1053 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 1054 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1055 | |
sahilmgandhi | 18:6a4db94011d3 | 1056 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1057 | * @brief Return the SPDIFRX state |
sahilmgandhi | 18:6a4db94011d3 | 1058 | * @param hspdif : SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1059 | * @retval HAL state |
sahilmgandhi | 18:6a4db94011d3 | 1060 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1061 | HAL_SPDIFRX_StateTypeDef HAL_SPDIFRX_GetState(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1062 | { |
sahilmgandhi | 18:6a4db94011d3 | 1063 | return hspdif->State; |
sahilmgandhi | 18:6a4db94011d3 | 1064 | } |
sahilmgandhi | 18:6a4db94011d3 | 1065 | |
sahilmgandhi | 18:6a4db94011d3 | 1066 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1067 | * @brief Return the SPDIFRX error code |
sahilmgandhi | 18:6a4db94011d3 | 1068 | * @param hspdif : SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1069 | * @retval SPDIFRX Error Code |
sahilmgandhi | 18:6a4db94011d3 | 1070 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1071 | uint32_t HAL_SPDIFRX_GetError(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1072 | { |
sahilmgandhi | 18:6a4db94011d3 | 1073 | return hspdif->ErrorCode; |
sahilmgandhi | 18:6a4db94011d3 | 1074 | } |
sahilmgandhi | 18:6a4db94011d3 | 1075 | |
sahilmgandhi | 18:6a4db94011d3 | 1076 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1077 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 1078 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1079 | |
sahilmgandhi | 18:6a4db94011d3 | 1080 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1081 | * @brief DMA SPDIFRX receive process (Data flow) complete callback |
sahilmgandhi | 18:6a4db94011d3 | 1082 | * @param hdma : DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 1083 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1084 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1085 | static void SPDIFRX_DMARxCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 1086 | { |
sahilmgandhi | 18:6a4db94011d3 | 1087 | SPDIFRX_HandleTypeDef* hspdif = ( SPDIFRX_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 1088 | |
sahilmgandhi | 18:6a4db94011d3 | 1089 | /* Disable Rx DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1090 | hspdif->Instance->CR &= (uint16_t)(~SPDIFRX_CR_RXDMAEN); |
sahilmgandhi | 18:6a4db94011d3 | 1091 | hspdif->RxXferCount = 0U; |
sahilmgandhi | 18:6a4db94011d3 | 1092 | |
sahilmgandhi | 18:6a4db94011d3 | 1093 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1094 | HAL_SPDIFRX_RxCpltCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1095 | } |
sahilmgandhi | 18:6a4db94011d3 | 1096 | |
sahilmgandhi | 18:6a4db94011d3 | 1097 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1098 | * @brief DMA SPDIFRX receive process (Data flow) half complete callback |
sahilmgandhi | 18:6a4db94011d3 | 1099 | * @param hdma : DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 1100 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1101 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1102 | static void SPDIFRX_DMARxHalfCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 1103 | { |
sahilmgandhi | 18:6a4db94011d3 | 1104 | SPDIFRX_HandleTypeDef* hspdif = (SPDIFRX_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 1105 | |
sahilmgandhi | 18:6a4db94011d3 | 1106 | HAL_SPDIFRX_RxHalfCpltCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1107 | } |
sahilmgandhi | 18:6a4db94011d3 | 1108 | |
sahilmgandhi | 18:6a4db94011d3 | 1109 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1110 | * @brief DMA SPDIFRX receive process (Control flow) complete callback |
sahilmgandhi | 18:6a4db94011d3 | 1111 | * @param hdma : DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 1112 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1113 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1114 | static void SPDIFRX_DMACxCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 1115 | { |
sahilmgandhi | 18:6a4db94011d3 | 1116 | SPDIFRX_HandleTypeDef* hspdif = ( SPDIFRX_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 1117 | |
sahilmgandhi | 18:6a4db94011d3 | 1118 | /* Disable Cb DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1119 | hspdif->Instance->CR &= (uint16_t)(~SPDIFRX_CR_CBDMAEN); |
sahilmgandhi | 18:6a4db94011d3 | 1120 | hspdif->CsXferCount = 0U; |
sahilmgandhi | 18:6a4db94011d3 | 1121 | |
sahilmgandhi | 18:6a4db94011d3 | 1122 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1123 | HAL_SPDIFRX_CxCpltCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1124 | } |
sahilmgandhi | 18:6a4db94011d3 | 1125 | |
sahilmgandhi | 18:6a4db94011d3 | 1126 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1127 | * @brief DMA SPDIFRX receive process (Control flow) half complete callback |
sahilmgandhi | 18:6a4db94011d3 | 1128 | * @param hdma : DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 1129 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1130 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1131 | static void SPDIFRX_DMACxHalfCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 1132 | { |
sahilmgandhi | 18:6a4db94011d3 | 1133 | SPDIFRX_HandleTypeDef* hspdif = (SPDIFRX_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 1134 | |
sahilmgandhi | 18:6a4db94011d3 | 1135 | HAL_SPDIFRX_CxHalfCpltCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1136 | } |
sahilmgandhi | 18:6a4db94011d3 | 1137 | |
sahilmgandhi | 18:6a4db94011d3 | 1138 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1139 | * @brief DMA SPDIFRX communication error callback |
sahilmgandhi | 18:6a4db94011d3 | 1140 | * @param hdma : DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 1141 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1142 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1143 | static void SPDIFRX_DMAError(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 1144 | { |
sahilmgandhi | 18:6a4db94011d3 | 1145 | SPDIFRX_HandleTypeDef* hspdif = ( SPDIFRX_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 1146 | |
sahilmgandhi | 18:6a4db94011d3 | 1147 | /* Disable Rx and Cb DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1148 | hspdif->Instance->CR &= (uint16_t)(~(SPDIFRX_CR_RXDMAEN | SPDIFRX_CR_CBDMAEN)); |
sahilmgandhi | 18:6a4db94011d3 | 1149 | hspdif->RxXferCount = 0U; |
sahilmgandhi | 18:6a4db94011d3 | 1150 | |
sahilmgandhi | 18:6a4db94011d3 | 1151 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1152 | |
sahilmgandhi | 18:6a4db94011d3 | 1153 | /* Set the error code and execute error callback*/ |
sahilmgandhi | 18:6a4db94011d3 | 1154 | hspdif->ErrorCode |= HAL_SPDIFRX_ERROR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 1155 | HAL_SPDIFRX_ErrorCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1156 | } |
sahilmgandhi | 18:6a4db94011d3 | 1157 | |
sahilmgandhi | 18:6a4db94011d3 | 1158 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1159 | * @brief Receive an amount of data (Data Flow) with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 1160 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1161 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1162 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1163 | static void SPDIFRX_ReceiveDataFlow_IT(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1164 | { |
sahilmgandhi | 18:6a4db94011d3 | 1165 | /* Receive data */ |
sahilmgandhi | 18:6a4db94011d3 | 1166 | (*hspdif->pRxBuffPtr++) = hspdif->Instance->DR; |
sahilmgandhi | 18:6a4db94011d3 | 1167 | hspdif->RxXferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 1168 | |
sahilmgandhi | 18:6a4db94011d3 | 1169 | if(hspdif->RxXferCount == 0U) |
sahilmgandhi | 18:6a4db94011d3 | 1170 | { |
sahilmgandhi | 18:6a4db94011d3 | 1171 | /* Disable RXNE/PE and OVR interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 1172 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE | SPDIFRX_IT_PERRIE | SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 1173 | |
sahilmgandhi | 18:6a4db94011d3 | 1174 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1175 | |
sahilmgandhi | 18:6a4db94011d3 | 1176 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1177 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1178 | |
sahilmgandhi | 18:6a4db94011d3 | 1179 | HAL_SPDIFRX_RxCpltCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1180 | } |
sahilmgandhi | 18:6a4db94011d3 | 1181 | } |
sahilmgandhi | 18:6a4db94011d3 | 1182 | |
sahilmgandhi | 18:6a4db94011d3 | 1183 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1184 | * @brief Receive an amount of data (Control Flow) with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 1185 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1186 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 1187 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1188 | static void SPDIFRX_ReceiveControlFlow_IT(SPDIFRX_HandleTypeDef *hspdif) |
sahilmgandhi | 18:6a4db94011d3 | 1189 | { |
sahilmgandhi | 18:6a4db94011d3 | 1190 | /* Receive data */ |
sahilmgandhi | 18:6a4db94011d3 | 1191 | (*hspdif->pCsBuffPtr++) = hspdif->Instance->CSR; |
sahilmgandhi | 18:6a4db94011d3 | 1192 | hspdif->CsXferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 1193 | |
sahilmgandhi | 18:6a4db94011d3 | 1194 | if(hspdif->CsXferCount == 0U) |
sahilmgandhi | 18:6a4db94011d3 | 1195 | { |
sahilmgandhi | 18:6a4db94011d3 | 1196 | /* Disable CSRNE interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 1197 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 1198 | |
sahilmgandhi | 18:6a4db94011d3 | 1199 | hspdif->State = HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1200 | |
sahilmgandhi | 18:6a4db94011d3 | 1201 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1202 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1203 | |
sahilmgandhi | 18:6a4db94011d3 | 1204 | HAL_SPDIFRX_CxCpltCallback(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1205 | } |
sahilmgandhi | 18:6a4db94011d3 | 1206 | } |
sahilmgandhi | 18:6a4db94011d3 | 1207 | |
sahilmgandhi | 18:6a4db94011d3 | 1208 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1209 | * @brief This function handles SPDIFRX Communication Timeout. |
sahilmgandhi | 18:6a4db94011d3 | 1210 | * @param hspdif: SPDIFRX handle |
sahilmgandhi | 18:6a4db94011d3 | 1211 | * @param Flag: Flag checked |
sahilmgandhi | 18:6a4db94011d3 | 1212 | * @param Status: Value of the flag expected |
sahilmgandhi | 18:6a4db94011d3 | 1213 | * @param Timeout: Duration of the timeout |
sahilmgandhi | 18:6a4db94011d3 | 1214 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1215 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1216 | static HAL_StatusTypeDef SPDIFRX_WaitOnFlagUntilTimeout(SPDIFRX_HandleTypeDef *hspdif, uint32_t Flag, FlagStatus Status, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 1217 | { |
sahilmgandhi | 18:6a4db94011d3 | 1218 | uint32_t tickstart = 0U; |
sahilmgandhi | 18:6a4db94011d3 | 1219 | |
sahilmgandhi | 18:6a4db94011d3 | 1220 | /* Get tick */ |
sahilmgandhi | 18:6a4db94011d3 | 1221 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 1222 | |
sahilmgandhi | 18:6a4db94011d3 | 1223 | /* Wait until flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1224 | if(Status == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 1225 | { |
sahilmgandhi | 18:6a4db94011d3 | 1226 | while(__HAL_SPDIFRX_GET_FLAG(hspdif, Flag) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 1227 | { |
sahilmgandhi | 18:6a4db94011d3 | 1228 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 1229 | if(Timeout != HAL_MAX_DELAY) |
sahilmgandhi | 18:6a4db94011d3 | 1230 | { |
sahilmgandhi | 18:6a4db94011d3 | 1231 | if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 1232 | { |
sahilmgandhi | 18:6a4db94011d3 | 1233 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
sahilmgandhi | 18:6a4db94011d3 | 1234 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 1235 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 1236 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 1237 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 1238 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SBLKIE); |
sahilmgandhi | 18:6a4db94011d3 | 1239 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SYNCDIE); |
sahilmgandhi | 18:6a4db94011d3 | 1240 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_IFEIE); |
sahilmgandhi | 18:6a4db94011d3 | 1241 | |
sahilmgandhi | 18:6a4db94011d3 | 1242 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1243 | |
sahilmgandhi | 18:6a4db94011d3 | 1244 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1245 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1246 | |
sahilmgandhi | 18:6a4db94011d3 | 1247 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1248 | } |
sahilmgandhi | 18:6a4db94011d3 | 1249 | } |
sahilmgandhi | 18:6a4db94011d3 | 1250 | } |
sahilmgandhi | 18:6a4db94011d3 | 1251 | } |
sahilmgandhi | 18:6a4db94011d3 | 1252 | else |
sahilmgandhi | 18:6a4db94011d3 | 1253 | { |
sahilmgandhi | 18:6a4db94011d3 | 1254 | while(__HAL_SPDIFRX_GET_FLAG(hspdif, Flag) != RESET) |
sahilmgandhi | 18:6a4db94011d3 | 1255 | { |
sahilmgandhi | 18:6a4db94011d3 | 1256 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 1257 | if(Timeout != HAL_MAX_DELAY) |
sahilmgandhi | 18:6a4db94011d3 | 1258 | { |
sahilmgandhi | 18:6a4db94011d3 | 1259 | if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 1260 | { |
sahilmgandhi | 18:6a4db94011d3 | 1261 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
sahilmgandhi | 18:6a4db94011d3 | 1262 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_RXNE); |
sahilmgandhi | 18:6a4db94011d3 | 1263 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_CSRNE); |
sahilmgandhi | 18:6a4db94011d3 | 1264 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_PERRIE); |
sahilmgandhi | 18:6a4db94011d3 | 1265 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_OVRIE); |
sahilmgandhi | 18:6a4db94011d3 | 1266 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SBLKIE); |
sahilmgandhi | 18:6a4db94011d3 | 1267 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_SYNCDIE); |
sahilmgandhi | 18:6a4db94011d3 | 1268 | __HAL_SPDIFRX_DISABLE_IT(hspdif, SPDIFRX_IT_IFEIE); |
sahilmgandhi | 18:6a4db94011d3 | 1269 | |
sahilmgandhi | 18:6a4db94011d3 | 1270 | hspdif->State= HAL_SPDIFRX_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1271 | |
sahilmgandhi | 18:6a4db94011d3 | 1272 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1273 | __HAL_UNLOCK(hspdif); |
sahilmgandhi | 18:6a4db94011d3 | 1274 | |
sahilmgandhi | 18:6a4db94011d3 | 1275 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1276 | } |
sahilmgandhi | 18:6a4db94011d3 | 1277 | } |
sahilmgandhi | 18:6a4db94011d3 | 1278 | } |
sahilmgandhi | 18:6a4db94011d3 | 1279 | } |
sahilmgandhi | 18:6a4db94011d3 | 1280 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1281 | } |
sahilmgandhi | 18:6a4db94011d3 | 1282 | |
sahilmgandhi | 18:6a4db94011d3 | 1283 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1284 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 1285 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1286 | #endif /* STM32F446xx */ |
sahilmgandhi | 18:6a4db94011d3 | 1287 | |
sahilmgandhi | 18:6a4db94011d3 | 1288 | #endif /* HAL_SPDIFRX_MODULE_ENABLED */ |
sahilmgandhi | 18:6a4db94011d3 | 1289 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1290 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 1291 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1292 | |
sahilmgandhi | 18:6a4db94011d3 | 1293 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1294 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 1295 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1296 | |
sahilmgandhi | 18:6a4db94011d3 | 1297 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
sahilmgandhi | 18:6a4db94011d3 | 1298 |