added prescaler for 16 bit pwm in LPC1347 target
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_sai.c@144:ef7eb2e8f9f7, 2016-09-02 (annotated)
- Committer:
- <>
- Date:
- Fri Sep 02 15:07:44 2016 +0100
- Revision:
- 144:ef7eb2e8f9f7
- Parent:
- 83:a036322b8637
This updates the lib to the mbed lib v125
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 144:ef7eb2e8f9f7 | 1 | /** |
<> | 144:ef7eb2e8f9f7 | 2 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 3 | * @file stm32f7xx_hal_sai.c |
<> | 144:ef7eb2e8f9f7 | 4 | * @author MCD Application Team |
<> | 144:ef7eb2e8f9f7 | 5 | * @version V1.1.0 |
<> | 144:ef7eb2e8f9f7 | 6 | * @date 22-April-2016 |
<> | 144:ef7eb2e8f9f7 | 7 | * @brief SAI HAL module driver. |
<> | 144:ef7eb2e8f9f7 | 8 | * This file provides firmware functions to manage the following |
<> | 144:ef7eb2e8f9f7 | 9 | * functionalities of the Serial Audio Interface (SAI) peripheral: |
<> | 144:ef7eb2e8f9f7 | 10 | * + Initialization/de-initialization functions |
<> | 144:ef7eb2e8f9f7 | 11 | * + I/O operation functions |
<> | 144:ef7eb2e8f9f7 | 12 | * + Peripheral Control functions |
<> | 144:ef7eb2e8f9f7 | 13 | * + Peripheral State functions |
<> | 144:ef7eb2e8f9f7 | 14 | * |
<> | 144:ef7eb2e8f9f7 | 15 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 16 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 17 | ##### How to use this driver ##### |
<> | 144:ef7eb2e8f9f7 | 18 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 19 | |
<> | 144:ef7eb2e8f9f7 | 20 | [..] |
<> | 144:ef7eb2e8f9f7 | 21 | The SAI HAL driver can be used as follows: |
<> | 144:ef7eb2e8f9f7 | 22 | |
<> | 144:ef7eb2e8f9f7 | 23 | (#) Declare a SAI_HandleTypeDef handle structure (eg. SAI_HandleTypeDef hsai). |
<> | 144:ef7eb2e8f9f7 | 24 | (#) Initialize the SAI low level resources by implementing the HAL_SAI_MspInit() API: |
<> | 144:ef7eb2e8f9f7 | 25 | (##) Enable the SAI interface clock. |
<> | 144:ef7eb2e8f9f7 | 26 | (##) SAI pins configuration: |
<> | 144:ef7eb2e8f9f7 | 27 | (+++) Enable the clock for the SAI GPIOs. |
<> | 144:ef7eb2e8f9f7 | 28 | (+++) Configure these SAI pins as alternate function pull-up. |
<> | 144:ef7eb2e8f9f7 | 29 | (##) NVIC configuration if you need to use interrupt process (HAL_SAI_Transmit_IT() |
<> | 144:ef7eb2e8f9f7 | 30 | and HAL_SAI_Receive_IT() APIs): |
<> | 144:ef7eb2e8f9f7 | 31 | (+++) Configure the SAI interrupt priority. |
<> | 144:ef7eb2e8f9f7 | 32 | (+++) Enable the NVIC SAI IRQ handle. |
<> | 144:ef7eb2e8f9f7 | 33 | |
<> | 144:ef7eb2e8f9f7 | 34 | (##) DMA Configuration if you need to use DMA process (HAL_SAI_Transmit_DMA() |
<> | 144:ef7eb2e8f9f7 | 35 | and HAL_SAI_Receive_DMA() APIs): |
<> | 144:ef7eb2e8f9f7 | 36 | (+++) Declare a DMA handle structure for the Tx/Rx stream. |
<> | 144:ef7eb2e8f9f7 | 37 | (+++) Enable the DMAx interface clock. |
<> | 144:ef7eb2e8f9f7 | 38 | (+++) Configure the declared DMA handle structure with the required Tx/Rx parameters. |
<> | 144:ef7eb2e8f9f7 | 39 | (+++) Configure the DMA Tx/Rx Stream. |
<> | 144:ef7eb2e8f9f7 | 40 | (+++) Associate the initialized DMA handle to the SAI DMA Tx/Rx handle. |
<> | 144:ef7eb2e8f9f7 | 41 | (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on the |
<> | 144:ef7eb2e8f9f7 | 42 | DMA Tx/Rx Stream. |
<> | 144:ef7eb2e8f9f7 | 43 | |
<> | 144:ef7eb2e8f9f7 | 44 | (#) The initialization can be done by two ways |
<> | 144:ef7eb2e8f9f7 | 45 | (##) Expert mode : Initialize the structures Init, FrameInit and SlotInit and call HAL_SAI_Init(). |
<> | 144:ef7eb2e8f9f7 | 46 | (##) Simplified mode : Initialize the high part of Init Structure and call HAL_SAI_InitProtocol(). |
<> | 144:ef7eb2e8f9f7 | 47 | |
<> | 144:ef7eb2e8f9f7 | 48 | [..] |
<> | 144:ef7eb2e8f9f7 | 49 | (@) The specific SAI interrupts (FIFO request and Overrun underrun interrupt) |
<> | 144:ef7eb2e8f9f7 | 50 | will be managed using the macros __HAL_SAI_ENABLE_IT() and __HAL_SAI_DISABLE_IT() |
<> | 144:ef7eb2e8f9f7 | 51 | inside the transmit and receive process. |
<> | 144:ef7eb2e8f9f7 | 52 | [..] |
<> | 144:ef7eb2e8f9f7 | 53 | (@) Make sure that either: |
<> | 144:ef7eb2e8f9f7 | 54 | (+@) I2S PLL is configured or |
<> | 144:ef7eb2e8f9f7 | 55 | (+@) SAI PLL is configured or |
<> | 144:ef7eb2e8f9f7 | 56 | (+@) External clock source is configured after setting correctly |
<> | 144:ef7eb2e8f9f7 | 57 | the define constant EXTERNAL_CLOCK_VALUE in the stm32f7xx_hal_conf.h file. |
<> | 144:ef7eb2e8f9f7 | 58 | [..] |
<> | 144:ef7eb2e8f9f7 | 59 | (@) In master Tx mode: enabling the audio block immediately generates the bit clock |
<> | 144:ef7eb2e8f9f7 | 60 | for the external slaves even if there is no data in the FIFO, However FS signal |
<> | 144:ef7eb2e8f9f7 | 61 | generation is conditioned by the presence of data in the FIFO. |
<> | 144:ef7eb2e8f9f7 | 62 | |
<> | 144:ef7eb2e8f9f7 | 63 | [..] |
<> | 144:ef7eb2e8f9f7 | 64 | (@) In master Rx mode: enabling the audio block immediately generates the bit clock |
<> | 144:ef7eb2e8f9f7 | 65 | and FS signal for the external slaves. |
<> | 144:ef7eb2e8f9f7 | 66 | |
<> | 144:ef7eb2e8f9f7 | 67 | [..] |
<> | 144:ef7eb2e8f9f7 | 68 | (@) It is mandatory to respect the following conditions in order to avoid bad SAI behavior: |
<> | 144:ef7eb2e8f9f7 | 69 | (+@) First bit Offset <= (SLOT size - Data size) |
<> | 144:ef7eb2e8f9f7 | 70 | (+@) Data size <= SLOT size |
<> | 144:ef7eb2e8f9f7 | 71 | (+@) Number of SLOT x SLOT size = Frame length |
<> | 144:ef7eb2e8f9f7 | 72 | (+@) The number of slots should be even when SAI_FS_CHANNEL_IDENTIFICATION is selected. |
<> | 144:ef7eb2e8f9f7 | 73 | |
<> | 144:ef7eb2e8f9f7 | 74 | [..] |
<> | 144:ef7eb2e8f9f7 | 75 | Three operation modes are available within this driver : |
<> | 144:ef7eb2e8f9f7 | 76 | |
<> | 144:ef7eb2e8f9f7 | 77 | *** Polling mode IO operation *** |
<> | 144:ef7eb2e8f9f7 | 78 | ================================= |
<> | 144:ef7eb2e8f9f7 | 79 | [..] |
<> | 144:ef7eb2e8f9f7 | 80 | (+) Send an amount of data in blocking mode using HAL_SAI_Transmit() |
<> | 144:ef7eb2e8f9f7 | 81 | (+) Receive an amount of data in blocking mode using HAL_SAI_Receive() |
<> | 144:ef7eb2e8f9f7 | 82 | |
<> | 144:ef7eb2e8f9f7 | 83 | *** Interrupt mode IO operation *** |
<> | 144:ef7eb2e8f9f7 | 84 | =================================== |
<> | 144:ef7eb2e8f9f7 | 85 | [..] |
<> | 144:ef7eb2e8f9f7 | 86 | (+) Send an amount of data in non-blocking mode using HAL_SAI_Transmit_IT() |
<> | 144:ef7eb2e8f9f7 | 87 | (+) At transmission end of transfer HAL_SAI_TxCpltCallback() is executed and user can |
<> | 144:ef7eb2e8f9f7 | 88 | add his own code by customization of function pointer HAL_SAI_TxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 89 | (+) Receive an amount of data in non-blocking mode using HAL_SAI_Receive_IT() |
<> | 144:ef7eb2e8f9f7 | 90 | (+) At reception end of transfer HAL_SAI_RxCpltCallback() is executed and user can |
<> | 144:ef7eb2e8f9f7 | 91 | add his own code by customization of function pointer HAL_SAI_RxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 92 | (+) In case of flag error, HAL_SAI_ErrorCallback() function is executed and user can |
<> | 144:ef7eb2e8f9f7 | 93 | add his own code by customization of function pointer HAL_SAI_ErrorCallback() |
<> | 144:ef7eb2e8f9f7 | 94 | |
<> | 144:ef7eb2e8f9f7 | 95 | *** DMA mode IO operation *** |
<> | 144:ef7eb2e8f9f7 | 96 | ============================= |
<> | 144:ef7eb2e8f9f7 | 97 | [..] |
<> | 144:ef7eb2e8f9f7 | 98 | (+) Send an amount of data in non-blocking mode (DMA) using HAL_SAI_Transmit_DMA() |
<> | 144:ef7eb2e8f9f7 | 99 | (+) At transmission end of transfer HAL_SAI_TxCpltCallback() is executed and user can |
<> | 144:ef7eb2e8f9f7 | 100 | add his own code by customization of function pointer HAL_SAI_TxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 101 | (+) Receive an amount of data in non-blocking mode (DMA) using HAL_SAI_Receive_DMA() |
<> | 144:ef7eb2e8f9f7 | 102 | (+) At reception end of transfer HAL_SAI_RxCpltCallback() is executed and user can |
<> | 144:ef7eb2e8f9f7 | 103 | add his own code by customization of function pointer HAL_SAI_RxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 104 | (+) In case of flag error, HAL_SAI_ErrorCallback() function is executed and user can |
<> | 144:ef7eb2e8f9f7 | 105 | add his own code by customization of function pointer HAL_SAI_ErrorCallback() |
<> | 144:ef7eb2e8f9f7 | 106 | (+) Pause the DMA Transfer using HAL_SAI_DMAPause() |
<> | 144:ef7eb2e8f9f7 | 107 | (+) Resume the DMA Transfer using HAL_SAI_DMAResume() |
<> | 144:ef7eb2e8f9f7 | 108 | (+) Stop the DMA Transfer using HAL_SAI_DMAStop() |
<> | 144:ef7eb2e8f9f7 | 109 | |
<> | 144:ef7eb2e8f9f7 | 110 | *** SAI HAL driver additional function list *** |
<> | 144:ef7eb2e8f9f7 | 111 | =============================================== |
<> | 144:ef7eb2e8f9f7 | 112 | [..] |
<> | 144:ef7eb2e8f9f7 | 113 | Below the list the others API available SAI HAL driver : |
<> | 144:ef7eb2e8f9f7 | 114 | |
<> | 144:ef7eb2e8f9f7 | 115 | (+) HAL_SAI_EnableTxMuteMode(): Enable the mute in tx mode |
<> | 144:ef7eb2e8f9f7 | 116 | (+) HAL_SAI_DisableTxMuteMode(): Disable the mute in tx mode |
<> | 144:ef7eb2e8f9f7 | 117 | (+) HAL_SAI_EnableRxMuteMode(): Enable the mute in Rx mode |
<> | 144:ef7eb2e8f9f7 | 118 | (+) HAL_SAI_DisableRxMuteMode(): Disable the mute in Rx mode |
<> | 144:ef7eb2e8f9f7 | 119 | (+) HAL_SAI_FlushRxFifo(): Flush the rx fifo. |
<> | 144:ef7eb2e8f9f7 | 120 | (+) HAL_SAI_Abort(): Abort the current transfer |
<> | 144:ef7eb2e8f9f7 | 121 | |
<> | 144:ef7eb2e8f9f7 | 122 | *** SAI HAL driver macros list *** |
<> | 144:ef7eb2e8f9f7 | 123 | ================================== |
<> | 144:ef7eb2e8f9f7 | 124 | [..] |
<> | 144:ef7eb2e8f9f7 | 125 | Below the list of most used macros in SAI HAL driver : |
<> | 144:ef7eb2e8f9f7 | 126 | |
<> | 144:ef7eb2e8f9f7 | 127 | (+) __HAL_SAI_ENABLE(): Enable the SAI peripheral |
<> | 144:ef7eb2e8f9f7 | 128 | (+) __HAL_SAI_DISABLE(): Disable the SAI peripheral |
<> | 144:ef7eb2e8f9f7 | 129 | (+) __HAL_SAI_ENABLE_IT(): Enable the specified SAI interrupts |
<> | 144:ef7eb2e8f9f7 | 130 | (+) __HAL_SAI_DISABLE_IT(): Disable the specified SAI interrupts |
<> | 144:ef7eb2e8f9f7 | 131 | (+) __HAL_SAI_GET_IT_SOURCE(): Check if the specified SAI interrupt source is |
<> | 144:ef7eb2e8f9f7 | 132 | enabled or disabled |
<> | 144:ef7eb2e8f9f7 | 133 | (+) __HAL_SAI_GET_FLAG(): Check whether the specified SAI flag is set or not |
<> | 144:ef7eb2e8f9f7 | 134 | |
<> | 144:ef7eb2e8f9f7 | 135 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 136 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 137 | * @attention |
<> | 144:ef7eb2e8f9f7 | 138 | * |
<> | 144:ef7eb2e8f9f7 | 139 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
<> | 144:ef7eb2e8f9f7 | 140 | * |
<> | 144:ef7eb2e8f9f7 | 141 | * Redistribution and use in source and binary forms, with or without modification, |
<> | 144:ef7eb2e8f9f7 | 142 | * are permitted provided that the following conditions are met: |
<> | 144:ef7eb2e8f9f7 | 143 | * 1. Redistributions of source code must retain the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 144 | * this list of conditions and the following disclaimer. |
<> | 144:ef7eb2e8f9f7 | 145 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 146 | * this list of conditions and the following disclaimer in the documentation |
<> | 144:ef7eb2e8f9f7 | 147 | * and/or other materials provided with the distribution. |
<> | 144:ef7eb2e8f9f7 | 148 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
<> | 144:ef7eb2e8f9f7 | 149 | * may be used to endorse or promote products derived from this software |
<> | 144:ef7eb2e8f9f7 | 150 | * without specific prior written permission. |
<> | 144:ef7eb2e8f9f7 | 151 | * |
<> | 144:ef7eb2e8f9f7 | 152 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
<> | 144:ef7eb2e8f9f7 | 153 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
<> | 144:ef7eb2e8f9f7 | 154 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
<> | 144:ef7eb2e8f9f7 | 155 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
<> | 144:ef7eb2e8f9f7 | 156 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
<> | 144:ef7eb2e8f9f7 | 157 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
<> | 144:ef7eb2e8f9f7 | 158 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
<> | 144:ef7eb2e8f9f7 | 159 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
<> | 144:ef7eb2e8f9f7 | 160 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
<> | 144:ef7eb2e8f9f7 | 161 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
<> | 144:ef7eb2e8f9f7 | 162 | * |
<> | 144:ef7eb2e8f9f7 | 163 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 164 | */ |
<> | 144:ef7eb2e8f9f7 | 165 | |
<> | 144:ef7eb2e8f9f7 | 166 | /* Includes ------------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 167 | #include "stm32f7xx_hal.h" |
<> | 144:ef7eb2e8f9f7 | 168 | |
<> | 144:ef7eb2e8f9f7 | 169 | /** @addtogroup STM32F7xx_HAL_Driver |
<> | 144:ef7eb2e8f9f7 | 170 | * @{ |
<> | 144:ef7eb2e8f9f7 | 171 | */ |
<> | 144:ef7eb2e8f9f7 | 172 | |
<> | 144:ef7eb2e8f9f7 | 173 | /** @defgroup SAI SAI |
<> | 144:ef7eb2e8f9f7 | 174 | * @brief SAI HAL module driver |
<> | 144:ef7eb2e8f9f7 | 175 | * @{ |
<> | 144:ef7eb2e8f9f7 | 176 | */ |
<> | 144:ef7eb2e8f9f7 | 177 | |
<> | 144:ef7eb2e8f9f7 | 178 | #ifdef HAL_SAI_MODULE_ENABLED |
<> | 144:ef7eb2e8f9f7 | 179 | |
<> | 144:ef7eb2e8f9f7 | 180 | /* Private typedef -----------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 181 | |
<> | 144:ef7eb2e8f9f7 | 182 | /** @defgroup SAI_Private_Typedefs SAI Private Typedefs |
<> | 144:ef7eb2e8f9f7 | 183 | * @{ |
<> | 144:ef7eb2e8f9f7 | 184 | */ |
<> | 144:ef7eb2e8f9f7 | 185 | typedef enum { |
<> | 144:ef7eb2e8f9f7 | 186 | SAI_MODE_DMA, |
<> | 144:ef7eb2e8f9f7 | 187 | SAI_MODE_IT |
<> | 144:ef7eb2e8f9f7 | 188 | }SAI_ModeTypedef; |
<> | 144:ef7eb2e8f9f7 | 189 | /** |
<> | 144:ef7eb2e8f9f7 | 190 | * @} |
<> | 144:ef7eb2e8f9f7 | 191 | */ |
<> | 144:ef7eb2e8f9f7 | 192 | |
<> | 144:ef7eb2e8f9f7 | 193 | /* Private define ------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 194 | |
<> | 144:ef7eb2e8f9f7 | 195 | /** @defgroup SAI_Private_Constants SAI Private Constants |
<> | 144:ef7eb2e8f9f7 | 196 | * @{ |
<> | 144:ef7eb2e8f9f7 | 197 | */ |
<> | 144:ef7eb2e8f9f7 | 198 | #define SAI_FIFO_SIZE 8 |
<> | 144:ef7eb2e8f9f7 | 199 | #define SAI_DEFAULT_TIMEOUT 4 /* 4ms */ |
<> | 144:ef7eb2e8f9f7 | 200 | #define SAI_xCR2_MUTECNT_OFFSET POSITION_VAL(SAI_xCR2_MUTECNT) |
<> | 144:ef7eb2e8f9f7 | 201 | /** |
<> | 144:ef7eb2e8f9f7 | 202 | * @} |
<> | 144:ef7eb2e8f9f7 | 203 | */ |
<> | 144:ef7eb2e8f9f7 | 204 | |
<> | 144:ef7eb2e8f9f7 | 205 | /* Private macro -------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 206 | /* Private variables ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 207 | /* Private function prototypes -----------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 208 | |
<> | 144:ef7eb2e8f9f7 | 209 | /** @defgroup SAI_Private_Functions SAI Private Functions |
<> | 144:ef7eb2e8f9f7 | 210 | * @{ |
<> | 144:ef7eb2e8f9f7 | 211 | */ |
<> | 144:ef7eb2e8f9f7 | 212 | static void SAI_FillFifo(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 213 | static uint32_t SAI_InterruptFlag(SAI_HandleTypeDef *hsai, uint32_t mode); |
<> | 144:ef7eb2e8f9f7 | 214 | static HAL_StatusTypeDef SAI_InitI2S(SAI_HandleTypeDef *hsai, uint32_t protocol, uint32_t datasize, uint32_t nbslot); |
<> | 144:ef7eb2e8f9f7 | 215 | static HAL_StatusTypeDef SAI_InitPCM(SAI_HandleTypeDef *hsai, uint32_t protocol, uint32_t datasize, uint32_t nbslot); |
<> | 144:ef7eb2e8f9f7 | 216 | |
<> | 144:ef7eb2e8f9f7 | 217 | static HAL_StatusTypeDef SAI_Disable(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 218 | static void SAI_Transmit_IT8Bit(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 219 | static void SAI_Transmit_IT16Bit(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 220 | static void SAI_Transmit_IT32Bit(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 221 | static void SAI_Receive_IT8Bit(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 222 | static void SAI_Receive_IT16Bit(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 223 | static void SAI_Receive_IT32Bit(SAI_HandleTypeDef *hsai); |
<> | 144:ef7eb2e8f9f7 | 224 | |
<> | 144:ef7eb2e8f9f7 | 225 | static void SAI_DMATxCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 226 | static void SAI_DMATxHalfCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 227 | static void SAI_DMARxCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 228 | static void SAI_DMARxHalfCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 229 | static void SAI_DMAError(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 230 | static void SAI_DMAAbort(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 231 | /** |
<> | 144:ef7eb2e8f9f7 | 232 | * @} |
<> | 144:ef7eb2e8f9f7 | 233 | */ |
<> | 144:ef7eb2e8f9f7 | 234 | |
<> | 144:ef7eb2e8f9f7 | 235 | /* Exported functions ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 236 | |
<> | 144:ef7eb2e8f9f7 | 237 | /** @defgroup SAI_Exported_Functions SAI Exported Functions |
<> | 144:ef7eb2e8f9f7 | 238 | * @{ |
<> | 144:ef7eb2e8f9f7 | 239 | */ |
<> | 144:ef7eb2e8f9f7 | 240 | |
<> | 144:ef7eb2e8f9f7 | 241 | /** @defgroup SAI_Exported_Functions_Group1 Initialization and de-initialization functions |
<> | 144:ef7eb2e8f9f7 | 242 | * @brief Initialization and Configuration functions |
<> | 144:ef7eb2e8f9f7 | 243 | * |
<> | 144:ef7eb2e8f9f7 | 244 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 245 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 246 | ##### Initialization and de-initialization functions ##### |
<> | 144:ef7eb2e8f9f7 | 247 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 248 | [..] This subsection provides a set of functions allowing to initialize and |
<> | 144:ef7eb2e8f9f7 | 249 | de-initialize the SAIx peripheral: |
<> | 144:ef7eb2e8f9f7 | 250 | |
<> | 144:ef7eb2e8f9f7 | 251 | (+) User must implement HAL_SAI_MspInit() function in which he configures |
<> | 144:ef7eb2e8f9f7 | 252 | all related peripherals resources (CLOCK, GPIO, DMA, IT and NVIC ). |
<> | 144:ef7eb2e8f9f7 | 253 | |
<> | 144:ef7eb2e8f9f7 | 254 | (+) Call the function HAL_SAI_Init() to configure the selected device with |
<> | 144:ef7eb2e8f9f7 | 255 | the selected configuration: |
<> | 144:ef7eb2e8f9f7 | 256 | (++) Mode (Master/slave TX/RX) |
<> | 144:ef7eb2e8f9f7 | 257 | (++) Protocol |
<> | 144:ef7eb2e8f9f7 | 258 | (++) Data Size |
<> | 144:ef7eb2e8f9f7 | 259 | (++) MCLK Output |
<> | 144:ef7eb2e8f9f7 | 260 | (++) Audio frequency |
<> | 144:ef7eb2e8f9f7 | 261 | (++) FIFO Threshold |
<> | 144:ef7eb2e8f9f7 | 262 | (++) Frame Config |
<> | 144:ef7eb2e8f9f7 | 263 | (++) Slot Config |
<> | 144:ef7eb2e8f9f7 | 264 | |
<> | 144:ef7eb2e8f9f7 | 265 | (+) Call the function HAL_SAI_DeInit() to restore the default configuration |
<> | 144:ef7eb2e8f9f7 | 266 | of the selected SAI peripheral. |
<> | 144:ef7eb2e8f9f7 | 267 | |
<> | 144:ef7eb2e8f9f7 | 268 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 269 | * @{ |
<> | 144:ef7eb2e8f9f7 | 270 | */ |
<> | 144:ef7eb2e8f9f7 | 271 | |
<> | 144:ef7eb2e8f9f7 | 272 | /** |
<> | 144:ef7eb2e8f9f7 | 273 | * @brief Initialize the structure FrameInit, SlotInit and the low part of |
<> | 144:ef7eb2e8f9f7 | 274 | * Init according to the specified parameters and call the function |
<> | 144:ef7eb2e8f9f7 | 275 | * HAL_SAI_Init to initialize the SAI block. |
<> | 144:ef7eb2e8f9f7 | 276 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 277 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 278 | * @param protocol: one of the supported protocol @ref SAI_Protocol |
<> | 144:ef7eb2e8f9f7 | 279 | * @param datasize: one of the supported datasize @ref SAI_Protocol_DataSize |
<> | 144:ef7eb2e8f9f7 | 280 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 281 | * @param nbslot: Number of slot. |
<> | 144:ef7eb2e8f9f7 | 282 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 283 | */ |
<> | 144:ef7eb2e8f9f7 | 284 | HAL_StatusTypeDef HAL_SAI_InitProtocol(SAI_HandleTypeDef *hsai, uint32_t protocol, uint32_t datasize, uint32_t nbslot) |
<> | 144:ef7eb2e8f9f7 | 285 | { |
<> | 144:ef7eb2e8f9f7 | 286 | HAL_StatusTypeDef status = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 287 | |
<> | 144:ef7eb2e8f9f7 | 288 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 289 | assert_param(IS_SAI_SUPPORTED_PROTOCOL(protocol)); |
<> | 144:ef7eb2e8f9f7 | 290 | assert_param(IS_SAI_PROTOCOL_DATASIZE(datasize)); |
<> | 144:ef7eb2e8f9f7 | 291 | |
<> | 144:ef7eb2e8f9f7 | 292 | switch(protocol) |
<> | 144:ef7eb2e8f9f7 | 293 | { |
<> | 144:ef7eb2e8f9f7 | 294 | case SAI_I2S_STANDARD : |
<> | 144:ef7eb2e8f9f7 | 295 | case SAI_I2S_MSBJUSTIFIED : |
<> | 144:ef7eb2e8f9f7 | 296 | case SAI_I2S_LSBJUSTIFIED : |
<> | 144:ef7eb2e8f9f7 | 297 | status = SAI_InitI2S(hsai, protocol, datasize, nbslot); |
<> | 144:ef7eb2e8f9f7 | 298 | break; |
<> | 144:ef7eb2e8f9f7 | 299 | case SAI_PCM_LONG : |
<> | 144:ef7eb2e8f9f7 | 300 | case SAI_PCM_SHORT : |
<> | 144:ef7eb2e8f9f7 | 301 | status = SAI_InitPCM(hsai, protocol, datasize, nbslot); |
<> | 144:ef7eb2e8f9f7 | 302 | break; |
<> | 144:ef7eb2e8f9f7 | 303 | default : |
<> | 144:ef7eb2e8f9f7 | 304 | status = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 305 | break; |
<> | 144:ef7eb2e8f9f7 | 306 | } |
<> | 144:ef7eb2e8f9f7 | 307 | |
<> | 144:ef7eb2e8f9f7 | 308 | if(status == HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 309 | { |
<> | 144:ef7eb2e8f9f7 | 310 | status = HAL_SAI_Init(hsai); |
<> | 144:ef7eb2e8f9f7 | 311 | } |
<> | 144:ef7eb2e8f9f7 | 312 | |
<> | 144:ef7eb2e8f9f7 | 313 | return status; |
<> | 144:ef7eb2e8f9f7 | 314 | } |
<> | 144:ef7eb2e8f9f7 | 315 | |
<> | 144:ef7eb2e8f9f7 | 316 | /** |
<> | 144:ef7eb2e8f9f7 | 317 | * @brief Initialize the SAI according to the specified parameters. |
<> | 144:ef7eb2e8f9f7 | 318 | * in the SAI_InitTypeDef structure and initialize the associated handle. |
<> | 144:ef7eb2e8f9f7 | 319 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 320 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 321 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 322 | */ |
<> | 144:ef7eb2e8f9f7 | 323 | HAL_StatusTypeDef HAL_SAI_Init(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 324 | { |
<> | 144:ef7eb2e8f9f7 | 325 | uint32_t tmpregisterGCR = 0; |
<> | 144:ef7eb2e8f9f7 | 326 | uint32_t ckstr_bits = 0; |
<> | 144:ef7eb2e8f9f7 | 327 | uint32_t syncen_bits = 0; |
<> | 144:ef7eb2e8f9f7 | 328 | |
<> | 144:ef7eb2e8f9f7 | 329 | /* Check the SAI handle allocation */ |
<> | 144:ef7eb2e8f9f7 | 330 | if(hsai == NULL) |
<> | 144:ef7eb2e8f9f7 | 331 | { |
<> | 144:ef7eb2e8f9f7 | 332 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 333 | } |
<> | 144:ef7eb2e8f9f7 | 334 | |
<> | 144:ef7eb2e8f9f7 | 335 | /* check the instance */ |
<> | 144:ef7eb2e8f9f7 | 336 | assert_param(IS_SAI_ALL_INSTANCE(hsai->Instance)); |
<> | 144:ef7eb2e8f9f7 | 337 | |
<> | 144:ef7eb2e8f9f7 | 338 | /* Check the SAI Block parameters */ |
<> | 144:ef7eb2e8f9f7 | 339 | assert_param(IS_SAI_AUDIO_FREQUENCY(hsai->Init.AudioFrequency)); |
<> | 144:ef7eb2e8f9f7 | 340 | assert_param(IS_SAI_BLOCK_PROTOCOL(hsai->Init.Protocol)); |
<> | 144:ef7eb2e8f9f7 | 341 | assert_param(IS_SAI_BLOCK_MODE(hsai->Init.AudioMode)); |
<> | 144:ef7eb2e8f9f7 | 342 | assert_param(IS_SAI_BLOCK_DATASIZE(hsai->Init.DataSize)); |
<> | 144:ef7eb2e8f9f7 | 343 | assert_param(IS_SAI_BLOCK_FIRST_BIT(hsai->Init.FirstBit)); |
<> | 144:ef7eb2e8f9f7 | 344 | assert_param(IS_SAI_BLOCK_CLOCK_STROBING(hsai->Init.ClockStrobing)); |
<> | 144:ef7eb2e8f9f7 | 345 | assert_param(IS_SAI_BLOCK_SYNCHRO(hsai->Init.Synchro)); |
<> | 144:ef7eb2e8f9f7 | 346 | assert_param(IS_SAI_BLOCK_OUTPUT_DRIVE(hsai->Init.OutputDrive)); |
<> | 144:ef7eb2e8f9f7 | 347 | assert_param(IS_SAI_BLOCK_NODIVIDER(hsai->Init.NoDivider)); |
<> | 144:ef7eb2e8f9f7 | 348 | assert_param(IS_SAI_BLOCK_FIFO_THRESHOLD(hsai->Init.FIFOThreshold)); |
<> | 144:ef7eb2e8f9f7 | 349 | assert_param(IS_SAI_MONO_STEREO_MODE(hsai->Init.MonoStereoMode)); |
<> | 144:ef7eb2e8f9f7 | 350 | assert_param(IS_SAI_BLOCK_COMPANDING_MODE(hsai->Init.CompandingMode)); |
<> | 144:ef7eb2e8f9f7 | 351 | assert_param(IS_SAI_BLOCK_TRISTATE_MANAGEMENT(hsai->Init.TriState)); |
<> | 144:ef7eb2e8f9f7 | 352 | assert_param(IS_SAI_BLOCK_SYNCEXT(hsai->Init.SynchroExt)); |
<> | 144:ef7eb2e8f9f7 | 353 | |
<> | 144:ef7eb2e8f9f7 | 354 | /* Check the SAI Block Frame parameters */ |
<> | 144:ef7eb2e8f9f7 | 355 | assert_param(IS_SAI_BLOCK_FRAME_LENGTH(hsai->FrameInit.FrameLength)); |
<> | 144:ef7eb2e8f9f7 | 356 | assert_param(IS_SAI_BLOCK_ACTIVE_FRAME(hsai->FrameInit.ActiveFrameLength)); |
<> | 144:ef7eb2e8f9f7 | 357 | assert_param(IS_SAI_BLOCK_FS_DEFINITION(hsai->FrameInit.FSDefinition)); |
<> | 144:ef7eb2e8f9f7 | 358 | assert_param(IS_SAI_BLOCK_FS_POLARITY(hsai->FrameInit.FSPolarity)); |
<> | 144:ef7eb2e8f9f7 | 359 | assert_param(IS_SAI_BLOCK_FS_OFFSET(hsai->FrameInit.FSOffset)); |
<> | 144:ef7eb2e8f9f7 | 360 | |
<> | 144:ef7eb2e8f9f7 | 361 | /* Check the SAI Block Slot parameters */ |
<> | 144:ef7eb2e8f9f7 | 362 | assert_param(IS_SAI_BLOCK_FIRSTBIT_OFFSET(hsai->SlotInit.FirstBitOffset)); |
<> | 144:ef7eb2e8f9f7 | 363 | assert_param(IS_SAI_BLOCK_SLOT_SIZE(hsai->SlotInit.SlotSize)); |
<> | 144:ef7eb2e8f9f7 | 364 | assert_param(IS_SAI_BLOCK_SLOT_NUMBER(hsai->SlotInit.SlotNumber)); |
<> | 144:ef7eb2e8f9f7 | 365 | assert_param(IS_SAI_SLOT_ACTIVE(hsai->SlotInit.SlotActive)); |
<> | 144:ef7eb2e8f9f7 | 366 | |
<> | 144:ef7eb2e8f9f7 | 367 | if(hsai->State == HAL_SAI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 368 | { |
<> | 144:ef7eb2e8f9f7 | 369 | /* Allocate lock resource and initialize it */ |
<> | 144:ef7eb2e8f9f7 | 370 | hsai->Lock = HAL_UNLOCKED; |
<> | 144:ef7eb2e8f9f7 | 371 | |
<> | 144:ef7eb2e8f9f7 | 372 | /* Init the low level hardware : GPIO, CLOCK, NVIC and DMA */ |
<> | 144:ef7eb2e8f9f7 | 373 | HAL_SAI_MspInit(hsai); |
<> | 144:ef7eb2e8f9f7 | 374 | } |
<> | 144:ef7eb2e8f9f7 | 375 | |
<> | 144:ef7eb2e8f9f7 | 376 | hsai->State = HAL_SAI_STATE_BUSY; |
<> | 144:ef7eb2e8f9f7 | 377 | |
<> | 144:ef7eb2e8f9f7 | 378 | /* Disable the selected SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 379 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 380 | |
<> | 144:ef7eb2e8f9f7 | 381 | /* SAI Block Synchro Configuration -----------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 382 | /* This setting must be done with both audio block (A & B) disabled */ |
<> | 144:ef7eb2e8f9f7 | 383 | switch(hsai->Init.SynchroExt) |
<> | 144:ef7eb2e8f9f7 | 384 | { |
<> | 144:ef7eb2e8f9f7 | 385 | case SAI_SYNCEXT_DISABLE : |
<> | 144:ef7eb2e8f9f7 | 386 | tmpregisterGCR = 0; |
<> | 144:ef7eb2e8f9f7 | 387 | break; |
<> | 144:ef7eb2e8f9f7 | 388 | case SAI_SYNCEXT_OUTBLOCKA_ENABLE : |
<> | 144:ef7eb2e8f9f7 | 389 | tmpregisterGCR = SAI_GCR_SYNCOUT_0; |
<> | 144:ef7eb2e8f9f7 | 390 | break; |
<> | 144:ef7eb2e8f9f7 | 391 | case SAI_SYNCEXT_OUTBLOCKB_ENABLE : |
<> | 144:ef7eb2e8f9f7 | 392 | tmpregisterGCR = SAI_GCR_SYNCOUT_1; |
<> | 144:ef7eb2e8f9f7 | 393 | break; |
<> | 144:ef7eb2e8f9f7 | 394 | default: |
<> | 144:ef7eb2e8f9f7 | 395 | break; |
<> | 144:ef7eb2e8f9f7 | 396 | } |
<> | 144:ef7eb2e8f9f7 | 397 | |
<> | 144:ef7eb2e8f9f7 | 398 | switch(hsai->Init.Synchro) |
<> | 144:ef7eb2e8f9f7 | 399 | { |
<> | 144:ef7eb2e8f9f7 | 400 | case SAI_ASYNCHRONOUS : |
<> | 144:ef7eb2e8f9f7 | 401 | { |
<> | 144:ef7eb2e8f9f7 | 402 | syncen_bits = 0; |
<> | 144:ef7eb2e8f9f7 | 403 | } |
<> | 144:ef7eb2e8f9f7 | 404 | break; |
<> | 144:ef7eb2e8f9f7 | 405 | case SAI_SYNCHRONOUS : |
<> | 144:ef7eb2e8f9f7 | 406 | { |
<> | 144:ef7eb2e8f9f7 | 407 | syncen_bits = SAI_xCR1_SYNCEN_0; |
<> | 144:ef7eb2e8f9f7 | 408 | } |
<> | 144:ef7eb2e8f9f7 | 409 | break; |
<> | 144:ef7eb2e8f9f7 | 410 | case SAI_SYNCHRONOUS_EXT_SAI1 : |
<> | 144:ef7eb2e8f9f7 | 411 | { |
<> | 144:ef7eb2e8f9f7 | 412 | syncen_bits = SAI_xCR1_SYNCEN_1; |
<> | 144:ef7eb2e8f9f7 | 413 | } |
<> | 144:ef7eb2e8f9f7 | 414 | break; |
<> | 144:ef7eb2e8f9f7 | 415 | case SAI_SYNCHRONOUS_EXT_SAI2 : |
<> | 144:ef7eb2e8f9f7 | 416 | { |
<> | 144:ef7eb2e8f9f7 | 417 | syncen_bits = SAI_xCR1_SYNCEN_1; |
<> | 144:ef7eb2e8f9f7 | 418 | tmpregisterGCR |= SAI_GCR_SYNCIN_0; |
<> | 144:ef7eb2e8f9f7 | 419 | } |
<> | 144:ef7eb2e8f9f7 | 420 | break; |
<> | 144:ef7eb2e8f9f7 | 421 | default: |
<> | 144:ef7eb2e8f9f7 | 422 | break; |
<> | 144:ef7eb2e8f9f7 | 423 | } |
<> | 144:ef7eb2e8f9f7 | 424 | |
<> | 144:ef7eb2e8f9f7 | 425 | if((hsai->Instance == SAI1_Block_A) || (hsai->Instance == SAI1_Block_B)) |
<> | 144:ef7eb2e8f9f7 | 426 | { |
<> | 144:ef7eb2e8f9f7 | 427 | SAI1->GCR = tmpregisterGCR; |
<> | 144:ef7eb2e8f9f7 | 428 | } |
<> | 144:ef7eb2e8f9f7 | 429 | else |
<> | 144:ef7eb2e8f9f7 | 430 | { |
<> | 144:ef7eb2e8f9f7 | 431 | SAI2->GCR = tmpregisterGCR; |
<> | 144:ef7eb2e8f9f7 | 432 | } |
<> | 144:ef7eb2e8f9f7 | 433 | |
<> | 144:ef7eb2e8f9f7 | 434 | if(hsai->Init.AudioFrequency != SAI_AUDIO_FREQUENCY_MCKDIV) |
<> | 144:ef7eb2e8f9f7 | 435 | { |
<> | 144:ef7eb2e8f9f7 | 436 | uint32_t freq = 0; |
<> | 144:ef7eb2e8f9f7 | 437 | uint32_t tmpval; |
<> | 144:ef7eb2e8f9f7 | 438 | |
<> | 144:ef7eb2e8f9f7 | 439 | if((hsai->Instance == SAI1_Block_A ) || (hsai->Instance == SAI1_Block_B )) |
<> | 144:ef7eb2e8f9f7 | 440 | { |
<> | 144:ef7eb2e8f9f7 | 441 | freq = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SAI1); |
<> | 144:ef7eb2e8f9f7 | 442 | } |
<> | 144:ef7eb2e8f9f7 | 443 | if((hsai->Instance == SAI2_Block_A ) || (hsai->Instance == SAI2_Block_B )) |
<> | 144:ef7eb2e8f9f7 | 444 | { |
<> | 144:ef7eb2e8f9f7 | 445 | freq = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SAI2); |
<> | 144:ef7eb2e8f9f7 | 446 | } |
<> | 144:ef7eb2e8f9f7 | 447 | |
<> | 144:ef7eb2e8f9f7 | 448 | /* Configure Master Clock using the following formula : |
<> | 144:ef7eb2e8f9f7 | 449 | MCLK_x = SAI_CK_x / (MCKDIV[3:0] * 2) with MCLK_x = 256 * FS |
<> | 144:ef7eb2e8f9f7 | 450 | FS = SAI_CK_x / (MCKDIV[3:0] * 2) * 256 |
<> | 144:ef7eb2e8f9f7 | 451 | MCKDIV[3:0] = SAI_CK_x / FS * 512 */ |
<> | 144:ef7eb2e8f9f7 | 452 | /* (freq x 10) to keep Significant digits */ |
<> | 144:ef7eb2e8f9f7 | 453 | tmpval = (freq * 10) / (hsai->Init.AudioFrequency * 2 * 256); |
<> | 144:ef7eb2e8f9f7 | 454 | hsai->Init.Mckdiv = tmpval / 10; |
<> | 144:ef7eb2e8f9f7 | 455 | |
<> | 144:ef7eb2e8f9f7 | 456 | /* Round result to the nearest integer */ |
<> | 144:ef7eb2e8f9f7 | 457 | if((tmpval % 10) > 8) |
<> | 144:ef7eb2e8f9f7 | 458 | { |
<> | 144:ef7eb2e8f9f7 | 459 | hsai->Init.Mckdiv+= 1; |
<> | 144:ef7eb2e8f9f7 | 460 | } |
<> | 144:ef7eb2e8f9f7 | 461 | } |
<> | 144:ef7eb2e8f9f7 | 462 | |
<> | 144:ef7eb2e8f9f7 | 463 | /* Compute CKSTR bits of SAI CR1 according ClockStrobing and AudioMode */ |
<> | 144:ef7eb2e8f9f7 | 464 | if((hsai->Init.AudioMode == SAI_MODEMASTER_TX) || (hsai->Init.AudioMode == SAI_MODESLAVE_TX)) |
<> | 144:ef7eb2e8f9f7 | 465 | { /* Transmit */ |
<> | 144:ef7eb2e8f9f7 | 466 | ckstr_bits = (hsai->Init.ClockStrobing == SAI_CLOCKSTROBING_RISINGEDGE) ? 0 : SAI_xCR1_CKSTR; |
<> | 144:ef7eb2e8f9f7 | 467 | } |
<> | 144:ef7eb2e8f9f7 | 468 | else |
<> | 144:ef7eb2e8f9f7 | 469 | { /* Receive */ |
<> | 144:ef7eb2e8f9f7 | 470 | ckstr_bits = (hsai->Init.ClockStrobing == SAI_CLOCKSTROBING_RISINGEDGE) ? SAI_xCR1_CKSTR : 0; |
<> | 144:ef7eb2e8f9f7 | 471 | } |
<> | 144:ef7eb2e8f9f7 | 472 | |
<> | 144:ef7eb2e8f9f7 | 473 | /* SAI Block Configuration -------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 474 | /* SAI CR1 Configuration */ |
<> | 144:ef7eb2e8f9f7 | 475 | hsai->Instance->CR1&=~(SAI_xCR1_MODE | SAI_xCR1_PRTCFG | SAI_xCR1_DS | \ |
<> | 144:ef7eb2e8f9f7 | 476 | SAI_xCR1_LSBFIRST | SAI_xCR1_CKSTR | SAI_xCR1_SYNCEN |\ |
<> | 144:ef7eb2e8f9f7 | 477 | SAI_xCR1_MONO | SAI_xCR1_OUTDRIV | SAI_xCR1_DMAEN | \ |
<> | 144:ef7eb2e8f9f7 | 478 | SAI_xCR1_NODIV | SAI_xCR1_MCKDIV); |
<> | 144:ef7eb2e8f9f7 | 479 | |
<> | 144:ef7eb2e8f9f7 | 480 | hsai->Instance->CR1|=(hsai->Init.AudioMode | hsai->Init.Protocol | \ |
<> | 144:ef7eb2e8f9f7 | 481 | hsai->Init.DataSize | hsai->Init.FirstBit | \ |
<> | 144:ef7eb2e8f9f7 | 482 | ckstr_bits | syncen_bits | \ |
<> | 144:ef7eb2e8f9f7 | 483 | hsai->Init.MonoStereoMode | hsai->Init.OutputDrive | \ |
<> | 144:ef7eb2e8f9f7 | 484 | hsai->Init.NoDivider | (hsai->Init.Mckdiv << 20)); |
<> | 144:ef7eb2e8f9f7 | 485 | |
<> | 144:ef7eb2e8f9f7 | 486 | /* SAI CR2 Configuration */ |
<> | 144:ef7eb2e8f9f7 | 487 | hsai->Instance->CR2&= ~(SAI_xCR2_FTH | SAI_xCR2_FFLUSH | SAI_xCR2_COMP | SAI_xCR2_CPL); |
<> | 144:ef7eb2e8f9f7 | 488 | hsai->Instance->CR2|= (hsai->Init.FIFOThreshold | hsai->Init.CompandingMode | hsai->Init.TriState); |
<> | 144:ef7eb2e8f9f7 | 489 | |
<> | 144:ef7eb2e8f9f7 | 490 | /* SAI Frame Configuration -----------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 491 | hsai->Instance->FRCR&=(~(SAI_xFRCR_FRL | SAI_xFRCR_FSALL | SAI_xFRCR_FSDEF | \ |
<> | 144:ef7eb2e8f9f7 | 492 | SAI_xFRCR_FSPOL | SAI_xFRCR_FSOFF)); |
<> | 144:ef7eb2e8f9f7 | 493 | hsai->Instance->FRCR|=((hsai->FrameInit.FrameLength - 1) | |
<> | 144:ef7eb2e8f9f7 | 494 | hsai->FrameInit.FSOffset | |
<> | 144:ef7eb2e8f9f7 | 495 | hsai->FrameInit.FSDefinition | |
<> | 144:ef7eb2e8f9f7 | 496 | hsai->FrameInit.FSPolarity | |
<> | 144:ef7eb2e8f9f7 | 497 | ((hsai->FrameInit.ActiveFrameLength - 1) << 8)); |
<> | 144:ef7eb2e8f9f7 | 498 | |
<> | 144:ef7eb2e8f9f7 | 499 | /* SAI Block_x SLOT Configuration ------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 500 | /* This register has no meaning in AC 97 and SPDIF audio protocol */ |
<> | 144:ef7eb2e8f9f7 | 501 | hsai->Instance->SLOTR&= (~(SAI_xSLOTR_FBOFF | SAI_xSLOTR_SLOTSZ | \ |
<> | 144:ef7eb2e8f9f7 | 502 | SAI_xSLOTR_NBSLOT | SAI_xSLOTR_SLOTEN )); |
<> | 144:ef7eb2e8f9f7 | 503 | |
<> | 144:ef7eb2e8f9f7 | 504 | hsai->Instance->SLOTR|= hsai->SlotInit.FirstBitOffset | hsai->SlotInit.SlotSize |
<> | 144:ef7eb2e8f9f7 | 505 | | (hsai->SlotInit.SlotActive << 16) | ((hsai->SlotInit.SlotNumber - 1) << 8); |
<> | 144:ef7eb2e8f9f7 | 506 | |
<> | 144:ef7eb2e8f9f7 | 507 | /* Initialize the error code */ |
<> | 144:ef7eb2e8f9f7 | 508 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 509 | |
<> | 144:ef7eb2e8f9f7 | 510 | /* Initialize the SAI state */ |
<> | 144:ef7eb2e8f9f7 | 511 | hsai->State= HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 512 | |
<> | 144:ef7eb2e8f9f7 | 513 | /* Release Lock */ |
<> | 144:ef7eb2e8f9f7 | 514 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 515 | |
<> | 144:ef7eb2e8f9f7 | 516 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 517 | } |
<> | 144:ef7eb2e8f9f7 | 518 | |
<> | 144:ef7eb2e8f9f7 | 519 | /** |
<> | 144:ef7eb2e8f9f7 | 520 | * @brief DeInitialize the SAI peripheral. |
<> | 144:ef7eb2e8f9f7 | 521 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 522 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 523 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 524 | */ |
<> | 144:ef7eb2e8f9f7 | 525 | HAL_StatusTypeDef HAL_SAI_DeInit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 526 | { |
<> | 144:ef7eb2e8f9f7 | 527 | /* Check the SAI handle allocation */ |
<> | 144:ef7eb2e8f9f7 | 528 | if(hsai == NULL) |
<> | 144:ef7eb2e8f9f7 | 529 | { |
<> | 144:ef7eb2e8f9f7 | 530 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 531 | } |
<> | 144:ef7eb2e8f9f7 | 532 | |
<> | 144:ef7eb2e8f9f7 | 533 | hsai->State = HAL_SAI_STATE_BUSY; |
<> | 144:ef7eb2e8f9f7 | 534 | |
<> | 144:ef7eb2e8f9f7 | 535 | /* Disabled All interrupt and clear all the flag */ |
<> | 144:ef7eb2e8f9f7 | 536 | hsai->Instance->IMR = 0; |
<> | 144:ef7eb2e8f9f7 | 537 | hsai->Instance->CLRFR = 0xFFFFFFFFU; |
<> | 144:ef7eb2e8f9f7 | 538 | |
<> | 144:ef7eb2e8f9f7 | 539 | /* Disable the SAI */ |
<> | 144:ef7eb2e8f9f7 | 540 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 541 | |
<> | 144:ef7eb2e8f9f7 | 542 | /* Flush the fifo */ |
<> | 144:ef7eb2e8f9f7 | 543 | SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH); |
<> | 144:ef7eb2e8f9f7 | 544 | |
<> | 144:ef7eb2e8f9f7 | 545 | /* DeInit the low level hardware: GPIO, CLOCK, NVIC and DMA */ |
<> | 144:ef7eb2e8f9f7 | 546 | HAL_SAI_MspDeInit(hsai); |
<> | 144:ef7eb2e8f9f7 | 547 | |
<> | 144:ef7eb2e8f9f7 | 548 | /* Initialize the error code */ |
<> | 144:ef7eb2e8f9f7 | 549 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 550 | |
<> | 144:ef7eb2e8f9f7 | 551 | /* Initialize the SAI state */ |
<> | 144:ef7eb2e8f9f7 | 552 | hsai->State = HAL_SAI_STATE_RESET; |
<> | 144:ef7eb2e8f9f7 | 553 | |
<> | 144:ef7eb2e8f9f7 | 554 | /* Release Lock */ |
<> | 144:ef7eb2e8f9f7 | 555 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 556 | |
<> | 144:ef7eb2e8f9f7 | 557 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 558 | } |
<> | 144:ef7eb2e8f9f7 | 559 | |
<> | 144:ef7eb2e8f9f7 | 560 | /** |
<> | 144:ef7eb2e8f9f7 | 561 | * @brief Initialize the SAI MSP. |
<> | 144:ef7eb2e8f9f7 | 562 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 563 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 564 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 565 | */ |
<> | 144:ef7eb2e8f9f7 | 566 | __weak void HAL_SAI_MspInit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 567 | { |
<> | 144:ef7eb2e8f9f7 | 568 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 569 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 570 | |
<> | 144:ef7eb2e8f9f7 | 571 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 572 | the HAL_SAI_MspInit could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 573 | */ |
<> | 144:ef7eb2e8f9f7 | 574 | } |
<> | 144:ef7eb2e8f9f7 | 575 | |
<> | 144:ef7eb2e8f9f7 | 576 | /** |
<> | 144:ef7eb2e8f9f7 | 577 | * @brief DeInitialize the SAI MSP. |
<> | 144:ef7eb2e8f9f7 | 578 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 579 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 580 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 581 | */ |
<> | 144:ef7eb2e8f9f7 | 582 | __weak void HAL_SAI_MspDeInit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 583 | { |
<> | 144:ef7eb2e8f9f7 | 584 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 585 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 586 | |
<> | 144:ef7eb2e8f9f7 | 587 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 588 | the HAL_SAI_MspDeInit could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 589 | */ |
<> | 144:ef7eb2e8f9f7 | 590 | } |
<> | 144:ef7eb2e8f9f7 | 591 | |
<> | 144:ef7eb2e8f9f7 | 592 | /** |
<> | 144:ef7eb2e8f9f7 | 593 | * @} |
<> | 144:ef7eb2e8f9f7 | 594 | */ |
<> | 144:ef7eb2e8f9f7 | 595 | |
<> | 144:ef7eb2e8f9f7 | 596 | /** @defgroup SAI_Exported_Functions_Group2 IO operation functions |
<> | 144:ef7eb2e8f9f7 | 597 | * @brief Data transfers functions |
<> | 144:ef7eb2e8f9f7 | 598 | * |
<> | 144:ef7eb2e8f9f7 | 599 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 600 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 601 | ##### IO operation functions ##### |
<> | 144:ef7eb2e8f9f7 | 602 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 603 | [..] |
<> | 144:ef7eb2e8f9f7 | 604 | This subsection provides a set of functions allowing to manage the SAI data |
<> | 144:ef7eb2e8f9f7 | 605 | transfers. |
<> | 144:ef7eb2e8f9f7 | 606 | |
<> | 144:ef7eb2e8f9f7 | 607 | (+) There are two modes of transfer: |
<> | 144:ef7eb2e8f9f7 | 608 | (++) Blocking mode : The communication is performed in the polling mode. |
<> | 144:ef7eb2e8f9f7 | 609 | The status of all data processing is returned by the same function |
<> | 144:ef7eb2e8f9f7 | 610 | after finishing transfer. |
<> | 144:ef7eb2e8f9f7 | 611 | (++) No-Blocking mode : The communication is performed using Interrupts |
<> | 144:ef7eb2e8f9f7 | 612 | or DMA. These functions return the status of the transfer startup. |
<> | 144:ef7eb2e8f9f7 | 613 | The end of the data processing will be indicated through the |
<> | 144:ef7eb2e8f9f7 | 614 | dedicated SAI IRQ when using Interrupt mode or the DMA IRQ when |
<> | 144:ef7eb2e8f9f7 | 615 | using DMA mode. |
<> | 144:ef7eb2e8f9f7 | 616 | |
<> | 144:ef7eb2e8f9f7 | 617 | (+) Blocking mode functions are : |
<> | 144:ef7eb2e8f9f7 | 618 | (++) HAL_SAI_Transmit() |
<> | 144:ef7eb2e8f9f7 | 619 | (++) HAL_SAI_Receive() |
<> | 144:ef7eb2e8f9f7 | 620 | (++) HAL_SAI_TransmitReceive() |
<> | 144:ef7eb2e8f9f7 | 621 | |
<> | 144:ef7eb2e8f9f7 | 622 | (+) Non Blocking mode functions with Interrupt are : |
<> | 144:ef7eb2e8f9f7 | 623 | (++) HAL_SAI_Transmit_IT() |
<> | 144:ef7eb2e8f9f7 | 624 | (++) HAL_SAI_Receive_IT() |
<> | 144:ef7eb2e8f9f7 | 625 | (++) HAL_SAI_TransmitReceive_IT() |
<> | 144:ef7eb2e8f9f7 | 626 | |
<> | 144:ef7eb2e8f9f7 | 627 | (+) Non Blocking mode functions with DMA are : |
<> | 144:ef7eb2e8f9f7 | 628 | (++) HAL_SAI_Transmit_DMA() |
<> | 144:ef7eb2e8f9f7 | 629 | (++) HAL_SAI_Receive_DMA() |
<> | 144:ef7eb2e8f9f7 | 630 | (++) HAL_SAI_TransmitReceive_DMA() |
<> | 144:ef7eb2e8f9f7 | 631 | |
<> | 144:ef7eb2e8f9f7 | 632 | (+) A set of Transfer Complete Callbacks are provided in non Blocking mode: |
<> | 144:ef7eb2e8f9f7 | 633 | (++) HAL_SAI_TxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 634 | (++) HAL_SAI_RxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 635 | (++) HAL_SAI_ErrorCallback() |
<> | 144:ef7eb2e8f9f7 | 636 | |
<> | 144:ef7eb2e8f9f7 | 637 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 638 | * @{ |
<> | 144:ef7eb2e8f9f7 | 639 | */ |
<> | 144:ef7eb2e8f9f7 | 640 | |
<> | 144:ef7eb2e8f9f7 | 641 | /** |
<> | 144:ef7eb2e8f9f7 | 642 | * @brief Transmit an amount of data in blocking mode. |
<> | 144:ef7eb2e8f9f7 | 643 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 644 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 645 | * @param pData: Pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 646 | * @param Size: Amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 647 | * @param Timeout: Timeout duration |
<> | 144:ef7eb2e8f9f7 | 648 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 649 | */ |
<> | 144:ef7eb2e8f9f7 | 650 | HAL_StatusTypeDef HAL_SAI_Transmit(SAI_HandleTypeDef *hsai, uint8_t* pData, uint16_t Size, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 651 | { |
<> | 144:ef7eb2e8f9f7 | 652 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 653 | |
<> | 144:ef7eb2e8f9f7 | 654 | if((pData == NULL ) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 655 | { |
<> | 144:ef7eb2e8f9f7 | 656 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 657 | } |
<> | 144:ef7eb2e8f9f7 | 658 | |
<> | 144:ef7eb2e8f9f7 | 659 | if(hsai->State == HAL_SAI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 660 | { |
<> | 144:ef7eb2e8f9f7 | 661 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 662 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 663 | |
<> | 144:ef7eb2e8f9f7 | 664 | hsai->XferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 665 | hsai->XferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 666 | hsai->pBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 667 | hsai->State = HAL_SAI_STATE_BUSY_TX; |
<> | 144:ef7eb2e8f9f7 | 668 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 669 | |
<> | 144:ef7eb2e8f9f7 | 670 | /* Check if the SAI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 671 | if((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 672 | { |
<> | 144:ef7eb2e8f9f7 | 673 | /* fill the fifo with data before to enabled the SAI */ |
<> | 144:ef7eb2e8f9f7 | 674 | SAI_FillFifo(hsai); |
<> | 144:ef7eb2e8f9f7 | 675 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 676 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 677 | } |
<> | 144:ef7eb2e8f9f7 | 678 | |
<> | 144:ef7eb2e8f9f7 | 679 | while(hsai->XferCount > 0) |
<> | 144:ef7eb2e8f9f7 | 680 | { |
<> | 144:ef7eb2e8f9f7 | 681 | /* Write data if the FIFO is not full */ |
<> | 144:ef7eb2e8f9f7 | 682 | if((hsai->Instance->SR & SAI_xSR_FLVL) != SAI_FIFOSTATUS_FULL) |
<> | 144:ef7eb2e8f9f7 | 683 | { |
<> | 144:ef7eb2e8f9f7 | 684 | if((hsai->Init.DataSize == SAI_DATASIZE_8) && (hsai->Init.CompandingMode == SAI_NOCOMPANDING)) |
<> | 144:ef7eb2e8f9f7 | 685 | { |
<> | 144:ef7eb2e8f9f7 | 686 | hsai->Instance->DR = (*hsai->pBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 687 | } |
<> | 144:ef7eb2e8f9f7 | 688 | else if(hsai->Init.DataSize <= SAI_DATASIZE_16) |
<> | 144:ef7eb2e8f9f7 | 689 | { |
<> | 144:ef7eb2e8f9f7 | 690 | hsai->Instance->DR = *((uint16_t *)hsai->pBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 691 | hsai->pBuffPtr+= 2; |
<> | 144:ef7eb2e8f9f7 | 692 | } |
<> | 144:ef7eb2e8f9f7 | 693 | else |
<> | 144:ef7eb2e8f9f7 | 694 | { |
<> | 144:ef7eb2e8f9f7 | 695 | hsai->Instance->DR = *((uint32_t *)hsai->pBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 696 | hsai->pBuffPtr+= 4; |
<> | 144:ef7eb2e8f9f7 | 697 | } |
<> | 144:ef7eb2e8f9f7 | 698 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 699 | } |
<> | 144:ef7eb2e8f9f7 | 700 | else |
<> | 144:ef7eb2e8f9f7 | 701 | { |
<> | 144:ef7eb2e8f9f7 | 702 | /* Check for the Timeout */ |
<> | 144:ef7eb2e8f9f7 | 703 | if((Timeout != HAL_MAX_DELAY) && ((Timeout == 0)||((HAL_GetTick() - tickstart) > Timeout))) |
<> | 144:ef7eb2e8f9f7 | 704 | { |
<> | 144:ef7eb2e8f9f7 | 705 | /* Update error code */ |
<> | 144:ef7eb2e8f9f7 | 706 | hsai->ErrorCode |= HAL_SAI_ERROR_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 707 | |
<> | 144:ef7eb2e8f9f7 | 708 | /* Clear all the flags */ |
<> | 144:ef7eb2e8f9f7 | 709 | hsai->Instance->CLRFR = 0xFFFFFFFFU; |
<> | 144:ef7eb2e8f9f7 | 710 | |
<> | 144:ef7eb2e8f9f7 | 711 | /* Disable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 712 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 713 | |
<> | 144:ef7eb2e8f9f7 | 714 | /* Flush the fifo */ |
<> | 144:ef7eb2e8f9f7 | 715 | SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH); |
<> | 144:ef7eb2e8f9f7 | 716 | |
<> | 144:ef7eb2e8f9f7 | 717 | /* Change the SAI state */ |
<> | 144:ef7eb2e8f9f7 | 718 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 719 | |
<> | 144:ef7eb2e8f9f7 | 720 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 721 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 722 | |
<> | 144:ef7eb2e8f9f7 | 723 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 724 | } |
<> | 144:ef7eb2e8f9f7 | 725 | } |
<> | 144:ef7eb2e8f9f7 | 726 | } |
<> | 144:ef7eb2e8f9f7 | 727 | |
<> | 144:ef7eb2e8f9f7 | 728 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 729 | |
<> | 144:ef7eb2e8f9f7 | 730 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 731 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 732 | |
<> | 144:ef7eb2e8f9f7 | 733 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 734 | } |
<> | 144:ef7eb2e8f9f7 | 735 | else |
<> | 144:ef7eb2e8f9f7 | 736 | { |
<> | 144:ef7eb2e8f9f7 | 737 | return HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 738 | } |
<> | 144:ef7eb2e8f9f7 | 739 | } |
<> | 144:ef7eb2e8f9f7 | 740 | |
<> | 144:ef7eb2e8f9f7 | 741 | /** |
<> | 144:ef7eb2e8f9f7 | 742 | * @brief Receive an amount of data in blocking mode. |
<> | 144:ef7eb2e8f9f7 | 743 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 744 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 745 | * @param pData: Pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 746 | * @param Size: Amount of data to be received |
<> | 144:ef7eb2e8f9f7 | 747 | * @param Timeout: Timeout duration |
<> | 144:ef7eb2e8f9f7 | 748 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 749 | */ |
<> | 144:ef7eb2e8f9f7 | 750 | HAL_StatusTypeDef HAL_SAI_Receive(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 751 | { |
<> | 144:ef7eb2e8f9f7 | 752 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 753 | |
<> | 144:ef7eb2e8f9f7 | 754 | if((pData == NULL ) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 755 | { |
<> | 144:ef7eb2e8f9f7 | 756 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 757 | } |
<> | 144:ef7eb2e8f9f7 | 758 | |
<> | 144:ef7eb2e8f9f7 | 759 | if(hsai->State == HAL_SAI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 760 | { |
<> | 144:ef7eb2e8f9f7 | 761 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 762 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 763 | |
<> | 144:ef7eb2e8f9f7 | 764 | hsai->pBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 765 | hsai->XferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 766 | hsai->XferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 767 | hsai->State = HAL_SAI_STATE_BUSY_RX; |
<> | 144:ef7eb2e8f9f7 | 768 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 769 | |
<> | 144:ef7eb2e8f9f7 | 770 | /* Check if the SAI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 771 | if((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 772 | { |
<> | 144:ef7eb2e8f9f7 | 773 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 774 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 775 | } |
<> | 144:ef7eb2e8f9f7 | 776 | |
<> | 144:ef7eb2e8f9f7 | 777 | /* Receive data */ |
<> | 144:ef7eb2e8f9f7 | 778 | while(hsai->XferCount > 0) |
<> | 144:ef7eb2e8f9f7 | 779 | { |
<> | 144:ef7eb2e8f9f7 | 780 | if((hsai->Instance->SR & SAI_xSR_FLVL) != SAI_FIFOSTATUS_EMPTY) |
<> | 144:ef7eb2e8f9f7 | 781 | { |
<> | 144:ef7eb2e8f9f7 | 782 | if((hsai->Init.DataSize == SAI_DATASIZE_8) && (hsai->Init.CompandingMode == SAI_NOCOMPANDING)) |
<> | 144:ef7eb2e8f9f7 | 783 | { |
<> | 144:ef7eb2e8f9f7 | 784 | (*hsai->pBuffPtr++) = hsai->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 785 | } |
<> | 144:ef7eb2e8f9f7 | 786 | else if(hsai->Init.DataSize <= SAI_DATASIZE_16) |
<> | 144:ef7eb2e8f9f7 | 787 | { |
<> | 144:ef7eb2e8f9f7 | 788 | *((uint16_t*)hsai->pBuffPtr) = hsai->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 789 | hsai->pBuffPtr+= 2; |
<> | 144:ef7eb2e8f9f7 | 790 | } |
<> | 144:ef7eb2e8f9f7 | 791 | else |
<> | 144:ef7eb2e8f9f7 | 792 | { |
<> | 144:ef7eb2e8f9f7 | 793 | *((uint32_t*)hsai->pBuffPtr) = hsai->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 794 | hsai->pBuffPtr+= 4; |
<> | 144:ef7eb2e8f9f7 | 795 | } |
<> | 144:ef7eb2e8f9f7 | 796 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 797 | } |
<> | 144:ef7eb2e8f9f7 | 798 | else |
<> | 144:ef7eb2e8f9f7 | 799 | { |
<> | 144:ef7eb2e8f9f7 | 800 | /* Check for the Timeout */ |
<> | 144:ef7eb2e8f9f7 | 801 | if((Timeout != HAL_MAX_DELAY) && ((Timeout == 0)||((HAL_GetTick() - tickstart) > Timeout))) |
<> | 144:ef7eb2e8f9f7 | 802 | { |
<> | 144:ef7eb2e8f9f7 | 803 | /* Update error code */ |
<> | 144:ef7eb2e8f9f7 | 804 | hsai->ErrorCode |= HAL_SAI_ERROR_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 805 | |
<> | 144:ef7eb2e8f9f7 | 806 | /* Clear all the flags */ |
<> | 144:ef7eb2e8f9f7 | 807 | hsai->Instance->CLRFR = 0xFFFFFFFFU; |
<> | 144:ef7eb2e8f9f7 | 808 | |
<> | 144:ef7eb2e8f9f7 | 809 | /* Disable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 810 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 811 | |
<> | 144:ef7eb2e8f9f7 | 812 | /* Flush the fifo */ |
<> | 144:ef7eb2e8f9f7 | 813 | SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH); |
<> | 144:ef7eb2e8f9f7 | 814 | |
<> | 144:ef7eb2e8f9f7 | 815 | /* Change the SAI state */ |
<> | 144:ef7eb2e8f9f7 | 816 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 817 | |
<> | 144:ef7eb2e8f9f7 | 818 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 819 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 820 | |
<> | 144:ef7eb2e8f9f7 | 821 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 822 | } |
<> | 144:ef7eb2e8f9f7 | 823 | } |
<> | 144:ef7eb2e8f9f7 | 824 | } |
<> | 144:ef7eb2e8f9f7 | 825 | |
<> | 144:ef7eb2e8f9f7 | 826 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 827 | |
<> | 144:ef7eb2e8f9f7 | 828 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 829 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 830 | |
<> | 144:ef7eb2e8f9f7 | 831 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 832 | } |
<> | 144:ef7eb2e8f9f7 | 833 | else |
<> | 144:ef7eb2e8f9f7 | 834 | { |
<> | 144:ef7eb2e8f9f7 | 835 | return HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 836 | } |
<> | 144:ef7eb2e8f9f7 | 837 | } |
<> | 144:ef7eb2e8f9f7 | 838 | |
<> | 144:ef7eb2e8f9f7 | 839 | /** |
<> | 144:ef7eb2e8f9f7 | 840 | * @brief Transmit an amount of data in non-blocking mode with Interrupt. |
<> | 144:ef7eb2e8f9f7 | 841 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 842 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 843 | * @param pData: Pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 844 | * @param Size: Amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 845 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 846 | */ |
<> | 144:ef7eb2e8f9f7 | 847 | HAL_StatusTypeDef HAL_SAI_Transmit_IT(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 848 | { |
<> | 144:ef7eb2e8f9f7 | 849 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 850 | { |
<> | 144:ef7eb2e8f9f7 | 851 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 852 | } |
<> | 144:ef7eb2e8f9f7 | 853 | |
<> | 144:ef7eb2e8f9f7 | 854 | if(hsai->State == HAL_SAI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 855 | { |
<> | 144:ef7eb2e8f9f7 | 856 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 857 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 858 | |
<> | 144:ef7eb2e8f9f7 | 859 | hsai->pBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 860 | hsai->XferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 861 | hsai->XferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 862 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 863 | hsai->State = HAL_SAI_STATE_BUSY_TX; |
<> | 144:ef7eb2e8f9f7 | 864 | |
<> | 144:ef7eb2e8f9f7 | 865 | if((hsai->Init.DataSize == SAI_DATASIZE_8) && (hsai->Init.CompandingMode == SAI_NOCOMPANDING)) |
<> | 144:ef7eb2e8f9f7 | 866 | { |
<> | 144:ef7eb2e8f9f7 | 867 | hsai->InterruptServiceRoutine = SAI_Transmit_IT8Bit; |
<> | 144:ef7eb2e8f9f7 | 868 | } |
<> | 144:ef7eb2e8f9f7 | 869 | else if(hsai->Init.DataSize <= SAI_DATASIZE_16) |
<> | 144:ef7eb2e8f9f7 | 870 | { |
<> | 144:ef7eb2e8f9f7 | 871 | hsai->InterruptServiceRoutine = SAI_Transmit_IT16Bit; |
<> | 144:ef7eb2e8f9f7 | 872 | } |
<> | 144:ef7eb2e8f9f7 | 873 | else |
<> | 144:ef7eb2e8f9f7 | 874 | { |
<> | 144:ef7eb2e8f9f7 | 875 | hsai->InterruptServiceRoutine = SAI_Transmit_IT32Bit; |
<> | 144:ef7eb2e8f9f7 | 876 | } |
<> | 144:ef7eb2e8f9f7 | 877 | |
<> | 144:ef7eb2e8f9f7 | 878 | /* Fill the fifo before starting the communication */ |
<> | 144:ef7eb2e8f9f7 | 879 | SAI_FillFifo(hsai); |
<> | 144:ef7eb2e8f9f7 | 880 | |
<> | 144:ef7eb2e8f9f7 | 881 | /* Enable FRQ and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 882 | __HAL_SAI_ENABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 883 | |
<> | 144:ef7eb2e8f9f7 | 884 | /* Check if the SAI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 885 | if((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 886 | { |
<> | 144:ef7eb2e8f9f7 | 887 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 888 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 889 | } |
<> | 144:ef7eb2e8f9f7 | 890 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 891 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 892 | |
<> | 144:ef7eb2e8f9f7 | 893 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 894 | } |
<> | 144:ef7eb2e8f9f7 | 895 | else |
<> | 144:ef7eb2e8f9f7 | 896 | { |
<> | 144:ef7eb2e8f9f7 | 897 | return HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 898 | } |
<> | 144:ef7eb2e8f9f7 | 899 | } |
<> | 144:ef7eb2e8f9f7 | 900 | |
<> | 144:ef7eb2e8f9f7 | 901 | /** |
<> | 144:ef7eb2e8f9f7 | 902 | * @brief Receive an amount of data in non-blocking mode with Interrupt. |
<> | 144:ef7eb2e8f9f7 | 903 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 904 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 905 | * @param pData: Pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 906 | * @param Size: Amount of data to be received |
<> | 144:ef7eb2e8f9f7 | 907 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 908 | */ |
<> | 144:ef7eb2e8f9f7 | 909 | HAL_StatusTypeDef HAL_SAI_Receive_IT(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 910 | { |
<> | 144:ef7eb2e8f9f7 | 911 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 912 | { |
<> | 144:ef7eb2e8f9f7 | 913 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 914 | } |
<> | 144:ef7eb2e8f9f7 | 915 | |
<> | 144:ef7eb2e8f9f7 | 916 | if(hsai->State == HAL_SAI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 917 | { |
<> | 144:ef7eb2e8f9f7 | 918 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 919 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 920 | |
<> | 144:ef7eb2e8f9f7 | 921 | hsai->pBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 922 | hsai->XferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 923 | hsai->XferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 924 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 925 | hsai->State = HAL_SAI_STATE_BUSY_RX; |
<> | 144:ef7eb2e8f9f7 | 926 | |
<> | 144:ef7eb2e8f9f7 | 927 | if((hsai->Init.DataSize == SAI_DATASIZE_8) && (hsai->Init.CompandingMode == SAI_NOCOMPANDING)) |
<> | 144:ef7eb2e8f9f7 | 928 | { |
<> | 144:ef7eb2e8f9f7 | 929 | hsai->InterruptServiceRoutine = SAI_Receive_IT8Bit; |
<> | 144:ef7eb2e8f9f7 | 930 | } |
<> | 144:ef7eb2e8f9f7 | 931 | else if(hsai->Init.DataSize <= SAI_DATASIZE_16) |
<> | 144:ef7eb2e8f9f7 | 932 | { |
<> | 144:ef7eb2e8f9f7 | 933 | hsai->InterruptServiceRoutine = SAI_Receive_IT16Bit; |
<> | 144:ef7eb2e8f9f7 | 934 | } |
<> | 144:ef7eb2e8f9f7 | 935 | else |
<> | 144:ef7eb2e8f9f7 | 936 | { |
<> | 144:ef7eb2e8f9f7 | 937 | hsai->InterruptServiceRoutine = SAI_Receive_IT32Bit; |
<> | 144:ef7eb2e8f9f7 | 938 | } |
<> | 144:ef7eb2e8f9f7 | 939 | |
<> | 144:ef7eb2e8f9f7 | 940 | /* Enable TXE and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 941 | __HAL_SAI_ENABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 942 | |
<> | 144:ef7eb2e8f9f7 | 943 | /* Check if the SAI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 944 | if((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 945 | { |
<> | 144:ef7eb2e8f9f7 | 946 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 947 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 948 | } |
<> | 144:ef7eb2e8f9f7 | 949 | |
<> | 144:ef7eb2e8f9f7 | 950 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 951 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 952 | |
<> | 144:ef7eb2e8f9f7 | 953 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 954 | } |
<> | 144:ef7eb2e8f9f7 | 955 | else |
<> | 144:ef7eb2e8f9f7 | 956 | { |
<> | 144:ef7eb2e8f9f7 | 957 | return HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 958 | } |
<> | 144:ef7eb2e8f9f7 | 959 | } |
<> | 144:ef7eb2e8f9f7 | 960 | |
<> | 144:ef7eb2e8f9f7 | 961 | /** |
<> | 144:ef7eb2e8f9f7 | 962 | * @brief Pause the audio stream playing from the Media. |
<> | 144:ef7eb2e8f9f7 | 963 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 964 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 965 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 966 | */ |
<> | 144:ef7eb2e8f9f7 | 967 | HAL_StatusTypeDef HAL_SAI_DMAPause(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 968 | { |
<> | 144:ef7eb2e8f9f7 | 969 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 970 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 971 | |
<> | 144:ef7eb2e8f9f7 | 972 | /* Pause the audio file playing by disabling the SAI DMA requests */ |
<> | 144:ef7eb2e8f9f7 | 973 | hsai->Instance->CR1 &= ~SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 974 | |
<> | 144:ef7eb2e8f9f7 | 975 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 976 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 977 | |
<> | 144:ef7eb2e8f9f7 | 978 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 979 | } |
<> | 144:ef7eb2e8f9f7 | 980 | |
<> | 144:ef7eb2e8f9f7 | 981 | /** |
<> | 144:ef7eb2e8f9f7 | 982 | * @brief Resume the audio stream playing from the Media. |
<> | 144:ef7eb2e8f9f7 | 983 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 984 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 985 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 986 | */ |
<> | 144:ef7eb2e8f9f7 | 987 | HAL_StatusTypeDef HAL_SAI_DMAResume(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 988 | { |
<> | 144:ef7eb2e8f9f7 | 989 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 990 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 991 | |
<> | 144:ef7eb2e8f9f7 | 992 | /* Enable the SAI DMA requests */ |
<> | 144:ef7eb2e8f9f7 | 993 | hsai->Instance->CR1 |= SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 994 | |
<> | 144:ef7eb2e8f9f7 | 995 | /* If the SAI peripheral is still not enabled, enable it */ |
<> | 144:ef7eb2e8f9f7 | 996 | if ((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 997 | { |
<> | 144:ef7eb2e8f9f7 | 998 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 999 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 1000 | } |
<> | 144:ef7eb2e8f9f7 | 1001 | |
<> | 144:ef7eb2e8f9f7 | 1002 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1003 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1004 | |
<> | 144:ef7eb2e8f9f7 | 1005 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1006 | } |
<> | 144:ef7eb2e8f9f7 | 1007 | |
<> | 144:ef7eb2e8f9f7 | 1008 | /** |
<> | 144:ef7eb2e8f9f7 | 1009 | * @brief Stop the audio stream playing from the Media. |
<> | 144:ef7eb2e8f9f7 | 1010 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1011 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1012 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1013 | */ |
<> | 144:ef7eb2e8f9f7 | 1014 | HAL_StatusTypeDef HAL_SAI_DMAStop(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1015 | { |
<> | 144:ef7eb2e8f9f7 | 1016 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1017 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1018 | |
<> | 144:ef7eb2e8f9f7 | 1019 | /* Disable the SAI DMA request */ |
<> | 144:ef7eb2e8f9f7 | 1020 | hsai->Instance->CR1 &= ~SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 1021 | |
<> | 144:ef7eb2e8f9f7 | 1022 | /* Abort the SAI DMA Streams */ |
<> | 144:ef7eb2e8f9f7 | 1023 | if(hsai->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1024 | { |
<> | 144:ef7eb2e8f9f7 | 1025 | if(HAL_DMA_Abort(hsai->hdmatx) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1026 | { |
<> | 144:ef7eb2e8f9f7 | 1027 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1028 | } |
<> | 144:ef7eb2e8f9f7 | 1029 | } |
<> | 144:ef7eb2e8f9f7 | 1030 | |
<> | 144:ef7eb2e8f9f7 | 1031 | if(hsai->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1032 | { |
<> | 144:ef7eb2e8f9f7 | 1033 | if(HAL_DMA_Abort(hsai->hdmarx) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1034 | { |
<> | 144:ef7eb2e8f9f7 | 1035 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1036 | } |
<> | 144:ef7eb2e8f9f7 | 1037 | } |
<> | 144:ef7eb2e8f9f7 | 1038 | |
<> | 144:ef7eb2e8f9f7 | 1039 | /* Disable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1040 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 1041 | |
<> | 144:ef7eb2e8f9f7 | 1042 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1043 | |
<> | 144:ef7eb2e8f9f7 | 1044 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1045 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1046 | |
<> | 144:ef7eb2e8f9f7 | 1047 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1048 | } |
<> | 144:ef7eb2e8f9f7 | 1049 | |
<> | 144:ef7eb2e8f9f7 | 1050 | /** |
<> | 144:ef7eb2e8f9f7 | 1051 | * @brief Abort the current transfer and disable the SAI. |
<> | 144:ef7eb2e8f9f7 | 1052 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1053 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1054 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1055 | */ |
<> | 144:ef7eb2e8f9f7 | 1056 | HAL_StatusTypeDef HAL_SAI_Abort(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1057 | { |
<> | 144:ef7eb2e8f9f7 | 1058 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1059 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1060 | |
<> | 144:ef7eb2e8f9f7 | 1061 | /* Check SAI DMA is enabled or not */ |
<> | 144:ef7eb2e8f9f7 | 1062 | if((hsai->Instance->CR1 & SAI_xCR1_DMAEN) == SAI_xCR1_DMAEN) |
<> | 144:ef7eb2e8f9f7 | 1063 | { |
<> | 144:ef7eb2e8f9f7 | 1064 | /* Disable the SAI DMA request */ |
<> | 144:ef7eb2e8f9f7 | 1065 | hsai->Instance->CR1 &= ~SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 1066 | |
<> | 144:ef7eb2e8f9f7 | 1067 | /* Abort the SAI DMA Streams */ |
<> | 144:ef7eb2e8f9f7 | 1068 | if(hsai->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1069 | { |
<> | 144:ef7eb2e8f9f7 | 1070 | if(HAL_DMA_Abort(hsai->hdmatx) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1071 | { |
<> | 144:ef7eb2e8f9f7 | 1072 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1073 | } |
<> | 144:ef7eb2e8f9f7 | 1074 | } |
<> | 144:ef7eb2e8f9f7 | 1075 | |
<> | 144:ef7eb2e8f9f7 | 1076 | if(hsai->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1077 | { |
<> | 144:ef7eb2e8f9f7 | 1078 | if(HAL_DMA_Abort(hsai->hdmarx) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1079 | { |
<> | 144:ef7eb2e8f9f7 | 1080 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1081 | } |
<> | 144:ef7eb2e8f9f7 | 1082 | } |
<> | 144:ef7eb2e8f9f7 | 1083 | } |
<> | 144:ef7eb2e8f9f7 | 1084 | /* Disabled All interrupt and clear all the flag */ |
<> | 144:ef7eb2e8f9f7 | 1085 | hsai->Instance->IMR = 0; |
<> | 144:ef7eb2e8f9f7 | 1086 | hsai->Instance->CLRFR = 0xFFFFFFFFU; |
<> | 144:ef7eb2e8f9f7 | 1087 | |
<> | 144:ef7eb2e8f9f7 | 1088 | /* Disable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1089 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 1090 | |
<> | 144:ef7eb2e8f9f7 | 1091 | /* Flush the fifo */ |
<> | 144:ef7eb2e8f9f7 | 1092 | SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH); |
<> | 144:ef7eb2e8f9f7 | 1093 | |
<> | 144:ef7eb2e8f9f7 | 1094 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1095 | |
<> | 144:ef7eb2e8f9f7 | 1096 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1097 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1098 | |
<> | 144:ef7eb2e8f9f7 | 1099 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1100 | } |
<> | 144:ef7eb2e8f9f7 | 1101 | |
<> | 144:ef7eb2e8f9f7 | 1102 | /** |
<> | 144:ef7eb2e8f9f7 | 1103 | * @brief Transmit an amount of data in non-blocking mode with DMA. |
<> | 144:ef7eb2e8f9f7 | 1104 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1105 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1106 | * @param pData: Pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 1107 | * @param Size: Amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 1108 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1109 | */ |
<> | 144:ef7eb2e8f9f7 | 1110 | HAL_StatusTypeDef HAL_SAI_Transmit_DMA(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1111 | { |
<> | 144:ef7eb2e8f9f7 | 1112 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1113 | { |
<> | 144:ef7eb2e8f9f7 | 1114 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1115 | } |
<> | 144:ef7eb2e8f9f7 | 1116 | |
<> | 144:ef7eb2e8f9f7 | 1117 | if(hsai->State == HAL_SAI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 1118 | { |
<> | 144:ef7eb2e8f9f7 | 1119 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1120 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1121 | |
<> | 144:ef7eb2e8f9f7 | 1122 | hsai->pBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 1123 | hsai->XferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1124 | hsai->XferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1125 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1126 | hsai->State = HAL_SAI_STATE_BUSY_TX; |
<> | 144:ef7eb2e8f9f7 | 1127 | |
<> | 144:ef7eb2e8f9f7 | 1128 | /* Set the SAI Tx DMA Half transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1129 | hsai->hdmatx->XferHalfCpltCallback = SAI_DMATxHalfCplt; |
<> | 144:ef7eb2e8f9f7 | 1130 | |
<> | 144:ef7eb2e8f9f7 | 1131 | /* Set the SAI TxDMA transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1132 | hsai->hdmatx->XferCpltCallback = SAI_DMATxCplt; |
<> | 144:ef7eb2e8f9f7 | 1133 | |
<> | 144:ef7eb2e8f9f7 | 1134 | /* Set the DMA error callback */ |
<> | 144:ef7eb2e8f9f7 | 1135 | hsai->hdmatx->XferErrorCallback = SAI_DMAError; |
<> | 144:ef7eb2e8f9f7 | 1136 | |
<> | 144:ef7eb2e8f9f7 | 1137 | /* Set the DMA Tx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1138 | hsai->hdmatx->XferAbortCallback = NULL; |
<> | 144:ef7eb2e8f9f7 | 1139 | |
<> | 144:ef7eb2e8f9f7 | 1140 | /* Enable the Tx DMA Stream */ |
<> | 144:ef7eb2e8f9f7 | 1141 | if(HAL_DMA_Start_IT(hsai->hdmatx, (uint32_t)hsai->pBuffPtr, (uint32_t)&hsai->Instance->DR, hsai->XferSize) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1142 | { |
<> | 144:ef7eb2e8f9f7 | 1143 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1144 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1145 | } |
<> | 144:ef7eb2e8f9f7 | 1146 | |
<> | 144:ef7eb2e8f9f7 | 1147 | /* Check if the SAI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1148 | if((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 1149 | { |
<> | 144:ef7eb2e8f9f7 | 1150 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1151 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 1152 | } |
<> | 144:ef7eb2e8f9f7 | 1153 | |
<> | 144:ef7eb2e8f9f7 | 1154 | /* Enable the interrupts for error handling */ |
<> | 144:ef7eb2e8f9f7 | 1155 | __HAL_SAI_ENABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_DMA)); |
<> | 144:ef7eb2e8f9f7 | 1156 | |
<> | 144:ef7eb2e8f9f7 | 1157 | /* Enable SAI Tx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 1158 | hsai->Instance->CR1 |= SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 1159 | |
<> | 144:ef7eb2e8f9f7 | 1160 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1161 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1162 | |
<> | 144:ef7eb2e8f9f7 | 1163 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1164 | } |
<> | 144:ef7eb2e8f9f7 | 1165 | else |
<> | 144:ef7eb2e8f9f7 | 1166 | { |
<> | 144:ef7eb2e8f9f7 | 1167 | return HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1168 | } |
<> | 144:ef7eb2e8f9f7 | 1169 | } |
<> | 144:ef7eb2e8f9f7 | 1170 | |
<> | 144:ef7eb2e8f9f7 | 1171 | /** |
<> | 144:ef7eb2e8f9f7 | 1172 | * @brief Receive an amount of data in non-blocking mode with DMA. |
<> | 144:ef7eb2e8f9f7 | 1173 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1174 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1175 | * @param pData: Pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 1176 | * @param Size: Amount of data to be received |
<> | 144:ef7eb2e8f9f7 | 1177 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1178 | */ |
<> | 144:ef7eb2e8f9f7 | 1179 | HAL_StatusTypeDef HAL_SAI_Receive_DMA(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1180 | { |
<> | 144:ef7eb2e8f9f7 | 1181 | |
<> | 144:ef7eb2e8f9f7 | 1182 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1183 | { |
<> | 144:ef7eb2e8f9f7 | 1184 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1185 | } |
<> | 144:ef7eb2e8f9f7 | 1186 | |
<> | 144:ef7eb2e8f9f7 | 1187 | if(hsai->State == HAL_SAI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 1188 | { |
<> | 144:ef7eb2e8f9f7 | 1189 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1190 | __HAL_LOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1191 | |
<> | 144:ef7eb2e8f9f7 | 1192 | hsai->pBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 1193 | hsai->XferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1194 | hsai->XferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1195 | hsai->ErrorCode = HAL_SAI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1196 | hsai->State = HAL_SAI_STATE_BUSY_RX; |
<> | 144:ef7eb2e8f9f7 | 1197 | |
<> | 144:ef7eb2e8f9f7 | 1198 | /* Set the SAI Rx DMA Half transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1199 | hsai->hdmarx->XferHalfCpltCallback = SAI_DMARxHalfCplt; |
<> | 144:ef7eb2e8f9f7 | 1200 | |
<> | 144:ef7eb2e8f9f7 | 1201 | /* Set the SAI Rx DMA transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1202 | hsai->hdmarx->XferCpltCallback = SAI_DMARxCplt; |
<> | 144:ef7eb2e8f9f7 | 1203 | |
<> | 144:ef7eb2e8f9f7 | 1204 | /* Set the DMA error callback */ |
<> | 144:ef7eb2e8f9f7 | 1205 | hsai->hdmarx->XferErrorCallback = SAI_DMAError; |
<> | 144:ef7eb2e8f9f7 | 1206 | |
<> | 144:ef7eb2e8f9f7 | 1207 | /* Set the DMA Rx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1208 | hsai->hdmarx->XferAbortCallback = NULL; |
<> | 144:ef7eb2e8f9f7 | 1209 | |
<> | 144:ef7eb2e8f9f7 | 1210 | /* Enable the Rx DMA Stream */ |
<> | 144:ef7eb2e8f9f7 | 1211 | if(HAL_DMA_Start_IT(hsai->hdmarx, (uint32_t)&hsai->Instance->DR, (uint32_t)hsai->pBuffPtr, hsai->XferSize) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1212 | { |
<> | 144:ef7eb2e8f9f7 | 1213 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1214 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1215 | } |
<> | 144:ef7eb2e8f9f7 | 1216 | |
<> | 144:ef7eb2e8f9f7 | 1217 | /* Check if the SAI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1218 | if((hsai->Instance->CR1 & SAI_xCR1_SAIEN) == RESET) |
<> | 144:ef7eb2e8f9f7 | 1219 | { |
<> | 144:ef7eb2e8f9f7 | 1220 | /* Enable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1221 | __HAL_SAI_ENABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 1222 | } |
<> | 144:ef7eb2e8f9f7 | 1223 | |
<> | 144:ef7eb2e8f9f7 | 1224 | /* Enable the interrupts for error handling */ |
<> | 144:ef7eb2e8f9f7 | 1225 | __HAL_SAI_ENABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_DMA)); |
<> | 144:ef7eb2e8f9f7 | 1226 | |
<> | 144:ef7eb2e8f9f7 | 1227 | /* Enable SAI Rx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 1228 | hsai->Instance->CR1 |= SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 1229 | |
<> | 144:ef7eb2e8f9f7 | 1230 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1231 | __HAL_UNLOCK(hsai); |
<> | 144:ef7eb2e8f9f7 | 1232 | |
<> | 144:ef7eb2e8f9f7 | 1233 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1234 | } |
<> | 144:ef7eb2e8f9f7 | 1235 | else |
<> | 144:ef7eb2e8f9f7 | 1236 | { |
<> | 144:ef7eb2e8f9f7 | 1237 | return HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1238 | } |
<> | 144:ef7eb2e8f9f7 | 1239 | } |
<> | 144:ef7eb2e8f9f7 | 1240 | |
<> | 144:ef7eb2e8f9f7 | 1241 | /** |
<> | 144:ef7eb2e8f9f7 | 1242 | * @brief Enable the Tx mute mode. |
<> | 144:ef7eb2e8f9f7 | 1243 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1244 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1245 | * @param val: value sent during the mute @ref SAI_Block_Mute_Value |
<> | 144:ef7eb2e8f9f7 | 1246 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1247 | */ |
<> | 144:ef7eb2e8f9f7 | 1248 | HAL_StatusTypeDef HAL_SAI_EnableTxMuteMode(SAI_HandleTypeDef *hsai, uint16_t val) |
<> | 144:ef7eb2e8f9f7 | 1249 | { |
<> | 144:ef7eb2e8f9f7 | 1250 | assert_param(IS_SAI_BLOCK_MUTE_VALUE(val)); |
<> | 144:ef7eb2e8f9f7 | 1251 | |
<> | 144:ef7eb2e8f9f7 | 1252 | if(hsai->State != HAL_SAI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 1253 | { |
<> | 144:ef7eb2e8f9f7 | 1254 | CLEAR_BIT(hsai->Instance->CR2, SAI_xCR2_MUTEVAL | SAI_xCR2_MUTE); |
<> | 144:ef7eb2e8f9f7 | 1255 | SET_BIT(hsai->Instance->CR2, SAI_xCR2_MUTE | val); |
<> | 144:ef7eb2e8f9f7 | 1256 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1257 | } |
<> | 144:ef7eb2e8f9f7 | 1258 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1259 | } |
<> | 144:ef7eb2e8f9f7 | 1260 | |
<> | 144:ef7eb2e8f9f7 | 1261 | /** |
<> | 144:ef7eb2e8f9f7 | 1262 | * @brief Disable the Tx mute mode. |
<> | 144:ef7eb2e8f9f7 | 1263 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1264 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1265 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1266 | */ |
<> | 144:ef7eb2e8f9f7 | 1267 | HAL_StatusTypeDef HAL_SAI_DisableTxMuteMode(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1268 | { |
<> | 144:ef7eb2e8f9f7 | 1269 | if(hsai->State != HAL_SAI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 1270 | { |
<> | 144:ef7eb2e8f9f7 | 1271 | CLEAR_BIT(hsai->Instance->CR2, SAI_xCR2_MUTEVAL | SAI_xCR2_MUTE); |
<> | 144:ef7eb2e8f9f7 | 1272 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1273 | } |
<> | 144:ef7eb2e8f9f7 | 1274 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1275 | } |
<> | 144:ef7eb2e8f9f7 | 1276 | |
<> | 144:ef7eb2e8f9f7 | 1277 | /** |
<> | 144:ef7eb2e8f9f7 | 1278 | * @brief Enable the Rx mute detection. |
<> | 144:ef7eb2e8f9f7 | 1279 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1280 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1281 | * @param callback: function called when the mute is detected. |
<> | 144:ef7eb2e8f9f7 | 1282 | * @param counter: number a data before mute detection max 63. |
<> | 144:ef7eb2e8f9f7 | 1283 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1284 | */ |
<> | 144:ef7eb2e8f9f7 | 1285 | HAL_StatusTypeDef HAL_SAI_EnableRxMuteMode(SAI_HandleTypeDef *hsai, SAIcallback callback, uint16_t counter) |
<> | 144:ef7eb2e8f9f7 | 1286 | { |
<> | 144:ef7eb2e8f9f7 | 1287 | assert_param(IS_SAI_BLOCK_MUTE_COUNTER(counter)); |
<> | 144:ef7eb2e8f9f7 | 1288 | |
<> | 144:ef7eb2e8f9f7 | 1289 | if(hsai->State != HAL_SAI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 1290 | { |
<> | 144:ef7eb2e8f9f7 | 1291 | /* set the mute counter */ |
<> | 144:ef7eb2e8f9f7 | 1292 | CLEAR_BIT(hsai->Instance->CR2, SAI_xCR2_MUTECNT); |
<> | 144:ef7eb2e8f9f7 | 1293 | SET_BIT(hsai->Instance->CR2, (uint32_t)((uint32_t)counter << SAI_xCR2_MUTECNT_OFFSET)); |
<> | 144:ef7eb2e8f9f7 | 1294 | hsai->mutecallback = callback; |
<> | 144:ef7eb2e8f9f7 | 1295 | /* enable the IT interrupt */ |
<> | 144:ef7eb2e8f9f7 | 1296 | __HAL_SAI_ENABLE_IT(hsai, SAI_IT_MUTEDET); |
<> | 144:ef7eb2e8f9f7 | 1297 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1298 | } |
<> | 144:ef7eb2e8f9f7 | 1299 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1300 | } |
<> | 144:ef7eb2e8f9f7 | 1301 | |
<> | 144:ef7eb2e8f9f7 | 1302 | /** |
<> | 144:ef7eb2e8f9f7 | 1303 | * @brief Disable the Rx mute detection. |
<> | 144:ef7eb2e8f9f7 | 1304 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1305 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1306 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1307 | */ |
<> | 144:ef7eb2e8f9f7 | 1308 | HAL_StatusTypeDef HAL_SAI_DisableRxMuteMode(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1309 | { |
<> | 144:ef7eb2e8f9f7 | 1310 | if(hsai->State != HAL_SAI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 1311 | { |
<> | 144:ef7eb2e8f9f7 | 1312 | /* set the mutecallback to NULL */ |
<> | 144:ef7eb2e8f9f7 | 1313 | hsai->mutecallback = (SAIcallback)NULL; |
<> | 144:ef7eb2e8f9f7 | 1314 | /* enable the IT interrupt */ |
<> | 144:ef7eb2e8f9f7 | 1315 | __HAL_SAI_DISABLE_IT(hsai, SAI_IT_MUTEDET); |
<> | 144:ef7eb2e8f9f7 | 1316 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1317 | } |
<> | 144:ef7eb2e8f9f7 | 1318 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1319 | } |
<> | 144:ef7eb2e8f9f7 | 1320 | |
<> | 144:ef7eb2e8f9f7 | 1321 | /** |
<> | 144:ef7eb2e8f9f7 | 1322 | * @brief Handle SAI interrupt request. |
<> | 144:ef7eb2e8f9f7 | 1323 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1324 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1325 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1326 | */ |
<> | 144:ef7eb2e8f9f7 | 1327 | void HAL_SAI_IRQHandler(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1328 | { |
<> | 144:ef7eb2e8f9f7 | 1329 | if(hsai->State != HAL_SAI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 1330 | { |
<> | 144:ef7eb2e8f9f7 | 1331 | uint32_t itflags = hsai->Instance->SR; |
<> | 144:ef7eb2e8f9f7 | 1332 | uint32_t itsources = hsai->Instance->IMR; |
<> | 144:ef7eb2e8f9f7 | 1333 | uint32_t cr1config = hsai->Instance->CR1; |
<> | 144:ef7eb2e8f9f7 | 1334 | uint32_t tmperror; |
<> | 144:ef7eb2e8f9f7 | 1335 | |
<> | 144:ef7eb2e8f9f7 | 1336 | /* SAI Fifo request interrupt occured ------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1337 | if(((itflags & SAI_xSR_FREQ) == SAI_xSR_FREQ) && ((itsources & SAI_IT_FREQ) == SAI_IT_FREQ)) |
<> | 144:ef7eb2e8f9f7 | 1338 | { |
<> | 144:ef7eb2e8f9f7 | 1339 | hsai->InterruptServiceRoutine(hsai); |
<> | 144:ef7eb2e8f9f7 | 1340 | } |
<> | 144:ef7eb2e8f9f7 | 1341 | /* SAI Overrun error interrupt occurred ----------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1342 | else if(((itflags & SAI_FLAG_OVRUDR) == SAI_FLAG_OVRUDR) && ((itsources & SAI_IT_OVRUDR) == SAI_IT_OVRUDR)) |
<> | 144:ef7eb2e8f9f7 | 1343 | { |
<> | 144:ef7eb2e8f9f7 | 1344 | /* Clear the SAI Overrun flag */ |
<> | 144:ef7eb2e8f9f7 | 1345 | __HAL_SAI_CLEAR_FLAG(hsai, SAI_FLAG_OVRUDR); |
<> | 144:ef7eb2e8f9f7 | 1346 | /* Get the SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 1347 | tmperror = ((hsai->State == HAL_SAI_STATE_BUSY_RX) ? HAL_SAI_ERROR_OVR : HAL_SAI_ERROR_UDR); |
<> | 144:ef7eb2e8f9f7 | 1348 | /* Change the SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 1349 | hsai->ErrorCode |= tmperror; |
<> | 144:ef7eb2e8f9f7 | 1350 | /* the transfer is not stopped, we will forward the information to the user and we let the user decide what needs to be done */ |
<> | 144:ef7eb2e8f9f7 | 1351 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1352 | } |
<> | 144:ef7eb2e8f9f7 | 1353 | /* SAI mutedet interrupt occurred ----------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1354 | else if(((itflags & SAI_FLAG_MUTEDET) == SAI_FLAG_MUTEDET) && ((itsources & SAI_IT_MUTEDET) == SAI_IT_MUTEDET)) |
<> | 144:ef7eb2e8f9f7 | 1355 | { |
<> | 144:ef7eb2e8f9f7 | 1356 | /* Clear the SAI mutedet flag */ |
<> | 144:ef7eb2e8f9f7 | 1357 | __HAL_SAI_CLEAR_FLAG(hsai, SAI_FLAG_MUTEDET); |
<> | 144:ef7eb2e8f9f7 | 1358 | /* call the call back function */ |
<> | 144:ef7eb2e8f9f7 | 1359 | if(hsai->mutecallback != (SAIcallback)NULL) |
<> | 144:ef7eb2e8f9f7 | 1360 | { |
<> | 144:ef7eb2e8f9f7 | 1361 | /* inform the user that an RX mute event has been detected */ |
<> | 144:ef7eb2e8f9f7 | 1362 | hsai->mutecallback(); |
<> | 144:ef7eb2e8f9f7 | 1363 | } |
<> | 144:ef7eb2e8f9f7 | 1364 | } |
<> | 144:ef7eb2e8f9f7 | 1365 | /* SAI AFSDET interrupt occurred ----------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1366 | else if(((itflags & SAI_FLAG_AFSDET) == SAI_FLAG_AFSDET) && ((itsources & SAI_IT_AFSDET) == SAI_IT_AFSDET)) |
<> | 144:ef7eb2e8f9f7 | 1367 | { |
<> | 144:ef7eb2e8f9f7 | 1368 | /* Change the SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 1369 | hsai->ErrorCode |= HAL_SAI_ERROR_AFSDET; |
<> | 144:ef7eb2e8f9f7 | 1370 | /* Check SAI DMA is enabled or not */ |
<> | 144:ef7eb2e8f9f7 | 1371 | if((cr1config & SAI_xCR1_DMAEN) == SAI_xCR1_DMAEN) |
<> | 144:ef7eb2e8f9f7 | 1372 | { |
<> | 144:ef7eb2e8f9f7 | 1373 | /* Abort the SAI DMA Streams */ |
<> | 144:ef7eb2e8f9f7 | 1374 | if(hsai->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1375 | { |
<> | 144:ef7eb2e8f9f7 | 1376 | /* Set the DMA Tx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1377 | hsai->hdmatx->XferAbortCallback = SAI_DMAAbort; |
<> | 144:ef7eb2e8f9f7 | 1378 | |
<> | 144:ef7eb2e8f9f7 | 1379 | /* Abort DMA in IT mode */ |
<> | 144:ef7eb2e8f9f7 | 1380 | HAL_DMA_Abort_IT(hsai->hdmatx); |
<> | 144:ef7eb2e8f9f7 | 1381 | } |
<> | 144:ef7eb2e8f9f7 | 1382 | else if(hsai->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1383 | { |
<> | 144:ef7eb2e8f9f7 | 1384 | /* Set the DMA Rx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1385 | hsai->hdmarx->XferAbortCallback = SAI_DMAAbort; |
<> | 144:ef7eb2e8f9f7 | 1386 | /* Abort DMA in IT mode */ |
<> | 144:ef7eb2e8f9f7 | 1387 | HAL_DMA_Abort_IT(hsai->hdmarx); |
<> | 144:ef7eb2e8f9f7 | 1388 | } |
<> | 144:ef7eb2e8f9f7 | 1389 | } |
<> | 144:ef7eb2e8f9f7 | 1390 | else |
<> | 144:ef7eb2e8f9f7 | 1391 | { |
<> | 144:ef7eb2e8f9f7 | 1392 | /* Abort SAI */ |
<> | 144:ef7eb2e8f9f7 | 1393 | HAL_SAI_Abort(hsai); |
<> | 144:ef7eb2e8f9f7 | 1394 | |
<> | 144:ef7eb2e8f9f7 | 1395 | /* Set error callback */ |
<> | 144:ef7eb2e8f9f7 | 1396 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1397 | } |
<> | 144:ef7eb2e8f9f7 | 1398 | } |
<> | 144:ef7eb2e8f9f7 | 1399 | /* SAI LFSDET interrupt occurred ----------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1400 | else if(((itflags & SAI_FLAG_LFSDET) == SAI_FLAG_LFSDET) && ((itsources & SAI_IT_LFSDET) == SAI_IT_LFSDET)) |
<> | 144:ef7eb2e8f9f7 | 1401 | { |
<> | 144:ef7eb2e8f9f7 | 1402 | /* Change the SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 1403 | hsai->ErrorCode |= HAL_SAI_ERROR_LFSDET; |
<> | 144:ef7eb2e8f9f7 | 1404 | |
<> | 144:ef7eb2e8f9f7 | 1405 | /* Check SAI DMA is enabled or not */ |
<> | 144:ef7eb2e8f9f7 | 1406 | if((cr1config & SAI_xCR1_DMAEN) == SAI_xCR1_DMAEN) |
<> | 144:ef7eb2e8f9f7 | 1407 | { |
<> | 144:ef7eb2e8f9f7 | 1408 | /* Abort the SAI DMA Streams */ |
<> | 144:ef7eb2e8f9f7 | 1409 | if(hsai->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1410 | { |
<> | 144:ef7eb2e8f9f7 | 1411 | /* Set the DMA Tx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1412 | hsai->hdmatx->XferAbortCallback = SAI_DMAAbort; |
<> | 144:ef7eb2e8f9f7 | 1413 | /* Abort DMA in IT mode */ |
<> | 144:ef7eb2e8f9f7 | 1414 | HAL_DMA_Abort_IT(hsai->hdmatx); |
<> | 144:ef7eb2e8f9f7 | 1415 | } |
<> | 144:ef7eb2e8f9f7 | 1416 | else if(hsai->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1417 | { |
<> | 144:ef7eb2e8f9f7 | 1418 | /* Set the DMA Rx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1419 | hsai->hdmarx->XferAbortCallback = SAI_DMAAbort; |
<> | 144:ef7eb2e8f9f7 | 1420 | /* Abort DMA in IT mode */ |
<> | 144:ef7eb2e8f9f7 | 1421 | HAL_DMA_Abort_IT(hsai->hdmarx); |
<> | 144:ef7eb2e8f9f7 | 1422 | } |
<> | 144:ef7eb2e8f9f7 | 1423 | } |
<> | 144:ef7eb2e8f9f7 | 1424 | else |
<> | 144:ef7eb2e8f9f7 | 1425 | { |
<> | 144:ef7eb2e8f9f7 | 1426 | /* Abort SAI */ |
<> | 144:ef7eb2e8f9f7 | 1427 | HAL_SAI_Abort(hsai); |
<> | 144:ef7eb2e8f9f7 | 1428 | |
<> | 144:ef7eb2e8f9f7 | 1429 | /* Set error callback */ |
<> | 144:ef7eb2e8f9f7 | 1430 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1431 | } |
<> | 144:ef7eb2e8f9f7 | 1432 | } |
<> | 144:ef7eb2e8f9f7 | 1433 | /* SAI WCKCFG interrupt occurred ----------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1434 | else if(((itflags & SAI_FLAG_WCKCFG) == SAI_FLAG_WCKCFG) && ((itsources & SAI_IT_WCKCFG) == SAI_IT_WCKCFG)) |
<> | 144:ef7eb2e8f9f7 | 1435 | { |
<> | 144:ef7eb2e8f9f7 | 1436 | /* Change the SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 1437 | hsai->ErrorCode |= HAL_SAI_ERROR_WCKCFG; |
<> | 144:ef7eb2e8f9f7 | 1438 | |
<> | 144:ef7eb2e8f9f7 | 1439 | /* Abort the SAI DMA Streams */ |
<> | 144:ef7eb2e8f9f7 | 1440 | if(hsai->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1441 | { |
<> | 144:ef7eb2e8f9f7 | 1442 | /* Set the DMA Tx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1443 | hsai->hdmatx->XferAbortCallback = SAI_DMAAbort; |
<> | 144:ef7eb2e8f9f7 | 1444 | /* Abort DMA in IT mode */ |
<> | 144:ef7eb2e8f9f7 | 1445 | HAL_DMA_Abort_IT(hsai->hdmatx); |
<> | 144:ef7eb2e8f9f7 | 1446 | } |
<> | 144:ef7eb2e8f9f7 | 1447 | else if(hsai->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1448 | { |
<> | 144:ef7eb2e8f9f7 | 1449 | /* Set the DMA Rx abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1450 | hsai->hdmarx->XferAbortCallback = SAI_DMAAbort; |
<> | 144:ef7eb2e8f9f7 | 1451 | /* Abort DMA in IT mode */ |
<> | 144:ef7eb2e8f9f7 | 1452 | HAL_DMA_Abort_IT(hsai->hdmarx); |
<> | 144:ef7eb2e8f9f7 | 1453 | } |
<> | 144:ef7eb2e8f9f7 | 1454 | else |
<> | 144:ef7eb2e8f9f7 | 1455 | { |
<> | 144:ef7eb2e8f9f7 | 1456 | /* If WCKCFG occurs, SAI audio block is automatically disabled */ |
<> | 144:ef7eb2e8f9f7 | 1457 | /* Disable all interrupts and clear all flags */ |
<> | 144:ef7eb2e8f9f7 | 1458 | hsai->Instance->IMR = 0U; |
<> | 144:ef7eb2e8f9f7 | 1459 | hsai->Instance->CLRFR = 0xFFFFFFFFU; |
<> | 144:ef7eb2e8f9f7 | 1460 | /* Set the SAI state to ready to be able to start again the process */ |
<> | 144:ef7eb2e8f9f7 | 1461 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1462 | |
<> | 144:ef7eb2e8f9f7 | 1463 | /* Initialize XferCount */ |
<> | 144:ef7eb2e8f9f7 | 1464 | hsai->XferCount = 0U; |
<> | 144:ef7eb2e8f9f7 | 1465 | |
<> | 144:ef7eb2e8f9f7 | 1466 | /* SAI error Callback */ |
<> | 144:ef7eb2e8f9f7 | 1467 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1468 | } |
<> | 144:ef7eb2e8f9f7 | 1469 | } |
<> | 144:ef7eb2e8f9f7 | 1470 | /* SAI CNRDY interrupt occurred ----------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1471 | else if(((itflags & SAI_FLAG_CNRDY) == SAI_FLAG_CNRDY) && ((itsources & SAI_IT_CNRDY) == SAI_IT_CNRDY)) |
<> | 144:ef7eb2e8f9f7 | 1472 | { |
<> | 144:ef7eb2e8f9f7 | 1473 | /* Clear the SAI CNRDY flag */ |
<> | 144:ef7eb2e8f9f7 | 1474 | __HAL_SAI_CLEAR_FLAG(hsai, SAI_FLAG_CNRDY); |
<> | 144:ef7eb2e8f9f7 | 1475 | /* Change the SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 1476 | hsai->ErrorCode |= HAL_SAI_ERROR_CNREADY; |
<> | 144:ef7eb2e8f9f7 | 1477 | /* the transfer is not stopped, we will forward the information to the user and we let the user decide what needs to be done */ |
<> | 144:ef7eb2e8f9f7 | 1478 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1479 | } |
<> | 144:ef7eb2e8f9f7 | 1480 | else |
<> | 144:ef7eb2e8f9f7 | 1481 | { |
<> | 144:ef7eb2e8f9f7 | 1482 | /* Nothing to do */ |
<> | 144:ef7eb2e8f9f7 | 1483 | } |
<> | 144:ef7eb2e8f9f7 | 1484 | } |
<> | 144:ef7eb2e8f9f7 | 1485 | } |
<> | 144:ef7eb2e8f9f7 | 1486 | |
<> | 144:ef7eb2e8f9f7 | 1487 | /** |
<> | 144:ef7eb2e8f9f7 | 1488 | * @brief Tx Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1489 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1490 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1491 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1492 | */ |
<> | 144:ef7eb2e8f9f7 | 1493 | __weak void HAL_SAI_TxCpltCallback(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1494 | { |
<> | 144:ef7eb2e8f9f7 | 1495 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1496 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 1497 | |
<> | 144:ef7eb2e8f9f7 | 1498 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1499 | the HAL_SAI_TxCpltCallback could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1500 | */ |
<> | 144:ef7eb2e8f9f7 | 1501 | } |
<> | 144:ef7eb2e8f9f7 | 1502 | |
<> | 144:ef7eb2e8f9f7 | 1503 | /** |
<> | 144:ef7eb2e8f9f7 | 1504 | * @brief Tx Transfer Half completed callback. |
<> | 144:ef7eb2e8f9f7 | 1505 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1506 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1507 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1508 | */ |
<> | 144:ef7eb2e8f9f7 | 1509 | __weak void HAL_SAI_TxHalfCpltCallback(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1510 | { |
<> | 144:ef7eb2e8f9f7 | 1511 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1512 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 1513 | |
<> | 144:ef7eb2e8f9f7 | 1514 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1515 | the HAL_SAI_TxHalfCpltCallback could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1516 | */ |
<> | 144:ef7eb2e8f9f7 | 1517 | } |
<> | 144:ef7eb2e8f9f7 | 1518 | |
<> | 144:ef7eb2e8f9f7 | 1519 | /** |
<> | 144:ef7eb2e8f9f7 | 1520 | * @brief Rx Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1521 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1522 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1523 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1524 | */ |
<> | 144:ef7eb2e8f9f7 | 1525 | __weak void HAL_SAI_RxCpltCallback(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1526 | { |
<> | 144:ef7eb2e8f9f7 | 1527 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1528 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 1529 | |
<> | 144:ef7eb2e8f9f7 | 1530 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1531 | the HAL_SAI_RxCpltCallback could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1532 | */ |
<> | 144:ef7eb2e8f9f7 | 1533 | } |
<> | 144:ef7eb2e8f9f7 | 1534 | |
<> | 144:ef7eb2e8f9f7 | 1535 | /** |
<> | 144:ef7eb2e8f9f7 | 1536 | * @brief Rx Transfer half completed callback. |
<> | 144:ef7eb2e8f9f7 | 1537 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1538 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1539 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1540 | */ |
<> | 144:ef7eb2e8f9f7 | 1541 | __weak void HAL_SAI_RxHalfCpltCallback(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1542 | { |
<> | 144:ef7eb2e8f9f7 | 1543 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1544 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 1545 | |
<> | 144:ef7eb2e8f9f7 | 1546 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1547 | the HAL_SAI_RxHalfCpltCallback could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1548 | */ |
<> | 144:ef7eb2e8f9f7 | 1549 | } |
<> | 144:ef7eb2e8f9f7 | 1550 | |
<> | 144:ef7eb2e8f9f7 | 1551 | /** |
<> | 144:ef7eb2e8f9f7 | 1552 | * @brief SAI error callback. |
<> | 144:ef7eb2e8f9f7 | 1553 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1554 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1555 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1556 | */ |
<> | 144:ef7eb2e8f9f7 | 1557 | __weak void HAL_SAI_ErrorCallback(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1558 | { |
<> | 144:ef7eb2e8f9f7 | 1559 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1560 | UNUSED(hsai); |
<> | 144:ef7eb2e8f9f7 | 1561 | |
<> | 144:ef7eb2e8f9f7 | 1562 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1563 | the HAL_SAI_ErrorCallback could be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1564 | */ |
<> | 144:ef7eb2e8f9f7 | 1565 | } |
<> | 144:ef7eb2e8f9f7 | 1566 | |
<> | 144:ef7eb2e8f9f7 | 1567 | /** |
<> | 144:ef7eb2e8f9f7 | 1568 | * @} |
<> | 144:ef7eb2e8f9f7 | 1569 | */ |
<> | 144:ef7eb2e8f9f7 | 1570 | |
<> | 144:ef7eb2e8f9f7 | 1571 | |
<> | 144:ef7eb2e8f9f7 | 1572 | /** @defgroup SAI_Exported_Functions_Group3 Peripheral State functions |
<> | 144:ef7eb2e8f9f7 | 1573 | * @brief Peripheral State functions |
<> | 144:ef7eb2e8f9f7 | 1574 | * |
<> | 144:ef7eb2e8f9f7 | 1575 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 1576 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 1577 | ##### Peripheral State and Errors functions ##### |
<> | 144:ef7eb2e8f9f7 | 1578 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 1579 | [..] |
<> | 144:ef7eb2e8f9f7 | 1580 | This subsection permits to get in run-time the status of the peripheral |
<> | 144:ef7eb2e8f9f7 | 1581 | and the data flow. |
<> | 144:ef7eb2e8f9f7 | 1582 | |
<> | 144:ef7eb2e8f9f7 | 1583 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 1584 | * @{ |
<> | 144:ef7eb2e8f9f7 | 1585 | */ |
<> | 144:ef7eb2e8f9f7 | 1586 | |
<> | 144:ef7eb2e8f9f7 | 1587 | /** |
<> | 144:ef7eb2e8f9f7 | 1588 | * @brief Return the SAI handle state. |
<> | 144:ef7eb2e8f9f7 | 1589 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1590 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1591 | * @retval HAL state |
<> | 144:ef7eb2e8f9f7 | 1592 | */ |
<> | 144:ef7eb2e8f9f7 | 1593 | HAL_SAI_StateTypeDef HAL_SAI_GetState(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1594 | { |
<> | 144:ef7eb2e8f9f7 | 1595 | return hsai->State; |
<> | 144:ef7eb2e8f9f7 | 1596 | } |
<> | 144:ef7eb2e8f9f7 | 1597 | |
<> | 144:ef7eb2e8f9f7 | 1598 | /** |
<> | 144:ef7eb2e8f9f7 | 1599 | * @brief Return the SAI error code. |
<> | 144:ef7eb2e8f9f7 | 1600 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1601 | * the configuration information for the specified SAI Block. |
<> | 144:ef7eb2e8f9f7 | 1602 | * @retval SAI Error Code |
<> | 144:ef7eb2e8f9f7 | 1603 | */ |
<> | 144:ef7eb2e8f9f7 | 1604 | uint32_t HAL_SAI_GetError(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1605 | { |
<> | 144:ef7eb2e8f9f7 | 1606 | return hsai->ErrorCode; |
<> | 144:ef7eb2e8f9f7 | 1607 | } |
<> | 144:ef7eb2e8f9f7 | 1608 | /** |
<> | 144:ef7eb2e8f9f7 | 1609 | * @} |
<> | 144:ef7eb2e8f9f7 | 1610 | */ |
<> | 144:ef7eb2e8f9f7 | 1611 | |
<> | 144:ef7eb2e8f9f7 | 1612 | /** |
<> | 144:ef7eb2e8f9f7 | 1613 | * @} |
<> | 144:ef7eb2e8f9f7 | 1614 | */ |
<> | 144:ef7eb2e8f9f7 | 1615 | |
<> | 144:ef7eb2e8f9f7 | 1616 | /** @addtogroup SAI_Private_Functions |
<> | 144:ef7eb2e8f9f7 | 1617 | * @brief Private functions |
<> | 144:ef7eb2e8f9f7 | 1618 | * @{ |
<> | 144:ef7eb2e8f9f7 | 1619 | */ |
<> | 144:ef7eb2e8f9f7 | 1620 | |
<> | 144:ef7eb2e8f9f7 | 1621 | /** |
<> | 144:ef7eb2e8f9f7 | 1622 | * @brief Initialize the SAI I2S protocol according to the specified parameters |
<> | 144:ef7eb2e8f9f7 | 1623 | * in the SAI_InitTypeDef and create the associated handle. |
<> | 144:ef7eb2e8f9f7 | 1624 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1625 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1626 | * @param protocol: one of the supported protocol. |
<> | 144:ef7eb2e8f9f7 | 1627 | * @param datasize: one of the supported datasize @ref SAI_Protocol_DataSize |
<> | 144:ef7eb2e8f9f7 | 1628 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1629 | * @param nbslot: number of slot minimum value is 2 and max is 16. |
<> | 144:ef7eb2e8f9f7 | 1630 | * the value must be a multiple of 2. |
<> | 144:ef7eb2e8f9f7 | 1631 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1632 | */ |
<> | 144:ef7eb2e8f9f7 | 1633 | static HAL_StatusTypeDef SAI_InitI2S(SAI_HandleTypeDef *hsai, uint32_t protocol, uint32_t datasize, uint32_t nbslot) |
<> | 144:ef7eb2e8f9f7 | 1634 | { |
<> | 144:ef7eb2e8f9f7 | 1635 | hsai->Init.Protocol = SAI_FREE_PROTOCOL; |
<> | 144:ef7eb2e8f9f7 | 1636 | hsai->Init.FirstBit = SAI_FIRSTBIT_MSB; |
<> | 144:ef7eb2e8f9f7 | 1637 | /* Compute ClockStrobing according AudioMode */ |
<> | 144:ef7eb2e8f9f7 | 1638 | if((hsai->Init.AudioMode == SAI_MODEMASTER_TX) || (hsai->Init.AudioMode == SAI_MODESLAVE_TX)) |
<> | 144:ef7eb2e8f9f7 | 1639 | { /* Transmit */ |
<> | 144:ef7eb2e8f9f7 | 1640 | hsai->Init.ClockStrobing = SAI_CLOCKSTROBING_FALLINGEDGE; |
<> | 144:ef7eb2e8f9f7 | 1641 | } |
<> | 144:ef7eb2e8f9f7 | 1642 | else |
<> | 144:ef7eb2e8f9f7 | 1643 | { /* Receive */ |
<> | 144:ef7eb2e8f9f7 | 1644 | hsai->Init.ClockStrobing = SAI_CLOCKSTROBING_RISINGEDGE; |
<> | 144:ef7eb2e8f9f7 | 1645 | } |
<> | 144:ef7eb2e8f9f7 | 1646 | hsai->FrameInit.FSDefinition = SAI_FS_CHANNEL_IDENTIFICATION; |
<> | 144:ef7eb2e8f9f7 | 1647 | hsai->SlotInit.SlotActive = SAI_SLOTACTIVE_ALL; |
<> | 144:ef7eb2e8f9f7 | 1648 | hsai->SlotInit.FirstBitOffset = 0; |
<> | 144:ef7eb2e8f9f7 | 1649 | hsai->SlotInit.SlotNumber = nbslot; |
<> | 144:ef7eb2e8f9f7 | 1650 | |
<> | 144:ef7eb2e8f9f7 | 1651 | /* in IS2 the number of slot must be even */ |
<> | 144:ef7eb2e8f9f7 | 1652 | if((nbslot & 0x1) != 0 ) |
<> | 144:ef7eb2e8f9f7 | 1653 | { |
<> | 144:ef7eb2e8f9f7 | 1654 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1655 | } |
<> | 144:ef7eb2e8f9f7 | 1656 | |
<> | 144:ef7eb2e8f9f7 | 1657 | switch(protocol) |
<> | 144:ef7eb2e8f9f7 | 1658 | { |
<> | 144:ef7eb2e8f9f7 | 1659 | case SAI_I2S_STANDARD : |
<> | 144:ef7eb2e8f9f7 | 1660 | hsai->FrameInit.FSPolarity = SAI_FS_ACTIVE_LOW; |
<> | 144:ef7eb2e8f9f7 | 1661 | hsai->FrameInit.FSOffset = SAI_FS_BEFOREFIRSTBIT; |
<> | 144:ef7eb2e8f9f7 | 1662 | break; |
<> | 144:ef7eb2e8f9f7 | 1663 | case SAI_I2S_MSBJUSTIFIED : |
<> | 144:ef7eb2e8f9f7 | 1664 | case SAI_I2S_LSBJUSTIFIED : |
<> | 144:ef7eb2e8f9f7 | 1665 | hsai->FrameInit.FSPolarity = SAI_FS_ACTIVE_HIGH; |
<> | 144:ef7eb2e8f9f7 | 1666 | hsai->FrameInit.FSOffset = SAI_FS_FIRSTBIT; |
<> | 144:ef7eb2e8f9f7 | 1667 | break; |
<> | 144:ef7eb2e8f9f7 | 1668 | default : |
<> | 144:ef7eb2e8f9f7 | 1669 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1670 | } |
<> | 144:ef7eb2e8f9f7 | 1671 | |
<> | 144:ef7eb2e8f9f7 | 1672 | /* Frame definition */ |
<> | 144:ef7eb2e8f9f7 | 1673 | switch(datasize) |
<> | 144:ef7eb2e8f9f7 | 1674 | { |
<> | 144:ef7eb2e8f9f7 | 1675 | case SAI_PROTOCOL_DATASIZE_16BIT: |
<> | 144:ef7eb2e8f9f7 | 1676 | hsai->Init.DataSize = SAI_DATASIZE_16; |
<> | 144:ef7eb2e8f9f7 | 1677 | hsai->FrameInit.FrameLength = 32*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1678 | hsai->FrameInit.ActiveFrameLength = 16*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1679 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_16B; |
<> | 144:ef7eb2e8f9f7 | 1680 | break; |
<> | 144:ef7eb2e8f9f7 | 1681 | case SAI_PROTOCOL_DATASIZE_16BITEXTENDED : |
<> | 144:ef7eb2e8f9f7 | 1682 | hsai->Init.DataSize = SAI_DATASIZE_16; |
<> | 144:ef7eb2e8f9f7 | 1683 | hsai->FrameInit.FrameLength = 64*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1684 | hsai->FrameInit.ActiveFrameLength = 32*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1685 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_32B; |
<> | 144:ef7eb2e8f9f7 | 1686 | break; |
<> | 144:ef7eb2e8f9f7 | 1687 | case SAI_PROTOCOL_DATASIZE_24BIT: |
<> | 144:ef7eb2e8f9f7 | 1688 | hsai->Init.DataSize = SAI_DATASIZE_24; |
<> | 144:ef7eb2e8f9f7 | 1689 | hsai->FrameInit.FrameLength = 64*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1690 | hsai->FrameInit.ActiveFrameLength = 32*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1691 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_32B; |
<> | 144:ef7eb2e8f9f7 | 1692 | break; |
<> | 144:ef7eb2e8f9f7 | 1693 | case SAI_PROTOCOL_DATASIZE_32BIT: |
<> | 144:ef7eb2e8f9f7 | 1694 | hsai->Init.DataSize = SAI_DATASIZE_32; |
<> | 144:ef7eb2e8f9f7 | 1695 | hsai->FrameInit.FrameLength = 64*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1696 | hsai->FrameInit.ActiveFrameLength = 32*(nbslot/2); |
<> | 144:ef7eb2e8f9f7 | 1697 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_32B; |
<> | 144:ef7eb2e8f9f7 | 1698 | break; |
<> | 144:ef7eb2e8f9f7 | 1699 | default : |
<> | 144:ef7eb2e8f9f7 | 1700 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1701 | } |
<> | 144:ef7eb2e8f9f7 | 1702 | if(protocol == SAI_I2S_LSBJUSTIFIED) |
<> | 144:ef7eb2e8f9f7 | 1703 | { |
<> | 144:ef7eb2e8f9f7 | 1704 | if (datasize == SAI_PROTOCOL_DATASIZE_16BITEXTENDED) |
<> | 144:ef7eb2e8f9f7 | 1705 | { |
<> | 144:ef7eb2e8f9f7 | 1706 | hsai->SlotInit.FirstBitOffset = 16; |
<> | 144:ef7eb2e8f9f7 | 1707 | } |
<> | 144:ef7eb2e8f9f7 | 1708 | if (datasize == SAI_PROTOCOL_DATASIZE_24BIT) |
<> | 144:ef7eb2e8f9f7 | 1709 | { |
<> | 144:ef7eb2e8f9f7 | 1710 | hsai->SlotInit.FirstBitOffset = 8; |
<> | 144:ef7eb2e8f9f7 | 1711 | } |
<> | 144:ef7eb2e8f9f7 | 1712 | } |
<> | 144:ef7eb2e8f9f7 | 1713 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1714 | } |
<> | 144:ef7eb2e8f9f7 | 1715 | |
<> | 144:ef7eb2e8f9f7 | 1716 | /** |
<> | 144:ef7eb2e8f9f7 | 1717 | * @brief Initialize the SAI PCM protocol according to the specified parameters |
<> | 144:ef7eb2e8f9f7 | 1718 | * in the SAI_InitTypeDef and create the associated handle. |
<> | 144:ef7eb2e8f9f7 | 1719 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1720 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1721 | * @param protocol: one of the supported protocol |
<> | 144:ef7eb2e8f9f7 | 1722 | * @param datasize: one of the supported datasize @ref SAI_Protocol_DataSize |
<> | 144:ef7eb2e8f9f7 | 1723 | * @param nbslot: number of slot minimum value is 1 and the max is 16. |
<> | 144:ef7eb2e8f9f7 | 1724 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1725 | */ |
<> | 144:ef7eb2e8f9f7 | 1726 | static HAL_StatusTypeDef SAI_InitPCM(SAI_HandleTypeDef *hsai, uint32_t protocol, uint32_t datasize, uint32_t nbslot) |
<> | 144:ef7eb2e8f9f7 | 1727 | { |
<> | 144:ef7eb2e8f9f7 | 1728 | hsai->Init.Protocol = SAI_FREE_PROTOCOL; |
<> | 144:ef7eb2e8f9f7 | 1729 | hsai->Init.FirstBit = SAI_FIRSTBIT_MSB; |
<> | 144:ef7eb2e8f9f7 | 1730 | /* Compute ClockStrobing according AudioMode */ |
<> | 144:ef7eb2e8f9f7 | 1731 | if((hsai->Init.AudioMode == SAI_MODEMASTER_TX) || (hsai->Init.AudioMode == SAI_MODESLAVE_TX)) |
<> | 144:ef7eb2e8f9f7 | 1732 | { /* Transmit */ |
<> | 144:ef7eb2e8f9f7 | 1733 | hsai->Init.ClockStrobing = SAI_CLOCKSTROBING_RISINGEDGE; |
<> | 144:ef7eb2e8f9f7 | 1734 | } |
<> | 144:ef7eb2e8f9f7 | 1735 | else |
<> | 144:ef7eb2e8f9f7 | 1736 | { /* Receive */ |
<> | 144:ef7eb2e8f9f7 | 1737 | hsai->Init.ClockStrobing = SAI_CLOCKSTROBING_FALLINGEDGE; |
<> | 144:ef7eb2e8f9f7 | 1738 | } |
<> | 144:ef7eb2e8f9f7 | 1739 | hsai->FrameInit.FSDefinition = SAI_FS_STARTFRAME; |
<> | 144:ef7eb2e8f9f7 | 1740 | hsai->FrameInit.FSPolarity = SAI_FS_ACTIVE_HIGH; |
<> | 144:ef7eb2e8f9f7 | 1741 | hsai->FrameInit.FSOffset = SAI_FS_BEFOREFIRSTBIT; |
<> | 144:ef7eb2e8f9f7 | 1742 | hsai->SlotInit.FirstBitOffset = 0; |
<> | 144:ef7eb2e8f9f7 | 1743 | hsai->SlotInit.SlotNumber = nbslot; |
<> | 144:ef7eb2e8f9f7 | 1744 | hsai->SlotInit.SlotActive = SAI_SLOTACTIVE_ALL; |
<> | 144:ef7eb2e8f9f7 | 1745 | |
<> | 144:ef7eb2e8f9f7 | 1746 | switch(protocol) |
<> | 144:ef7eb2e8f9f7 | 1747 | { |
<> | 144:ef7eb2e8f9f7 | 1748 | case SAI_PCM_SHORT : |
<> | 144:ef7eb2e8f9f7 | 1749 | hsai->FrameInit.ActiveFrameLength = 1; |
<> | 144:ef7eb2e8f9f7 | 1750 | break; |
<> | 144:ef7eb2e8f9f7 | 1751 | case SAI_PCM_LONG : |
<> | 144:ef7eb2e8f9f7 | 1752 | hsai->FrameInit.ActiveFrameLength = 13; |
<> | 144:ef7eb2e8f9f7 | 1753 | break; |
<> | 144:ef7eb2e8f9f7 | 1754 | default : |
<> | 144:ef7eb2e8f9f7 | 1755 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1756 | } |
<> | 144:ef7eb2e8f9f7 | 1757 | |
<> | 144:ef7eb2e8f9f7 | 1758 | switch(datasize) |
<> | 144:ef7eb2e8f9f7 | 1759 | { |
<> | 144:ef7eb2e8f9f7 | 1760 | case SAI_PROTOCOL_DATASIZE_16BIT: |
<> | 144:ef7eb2e8f9f7 | 1761 | hsai->Init.DataSize = SAI_DATASIZE_16; |
<> | 144:ef7eb2e8f9f7 | 1762 | hsai->FrameInit.FrameLength = 16 * nbslot; |
<> | 144:ef7eb2e8f9f7 | 1763 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_16B; |
<> | 144:ef7eb2e8f9f7 | 1764 | break; |
<> | 144:ef7eb2e8f9f7 | 1765 | case SAI_PROTOCOL_DATASIZE_16BITEXTENDED : |
<> | 144:ef7eb2e8f9f7 | 1766 | hsai->Init.DataSize = SAI_DATASIZE_16; |
<> | 144:ef7eb2e8f9f7 | 1767 | hsai->FrameInit.FrameLength = 32 * nbslot; |
<> | 144:ef7eb2e8f9f7 | 1768 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_32B; |
<> | 144:ef7eb2e8f9f7 | 1769 | break; |
<> | 144:ef7eb2e8f9f7 | 1770 | case SAI_PROTOCOL_DATASIZE_24BIT : |
<> | 144:ef7eb2e8f9f7 | 1771 | hsai->Init.DataSize = SAI_DATASIZE_24; |
<> | 144:ef7eb2e8f9f7 | 1772 | hsai->FrameInit.FrameLength = 32 * nbslot; |
<> | 144:ef7eb2e8f9f7 | 1773 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_32B; |
<> | 144:ef7eb2e8f9f7 | 1774 | break; |
<> | 144:ef7eb2e8f9f7 | 1775 | case SAI_PROTOCOL_DATASIZE_32BIT: |
<> | 144:ef7eb2e8f9f7 | 1776 | hsai->Init.DataSize = SAI_DATASIZE_32; |
<> | 144:ef7eb2e8f9f7 | 1777 | hsai->FrameInit.FrameLength = 32 * nbslot; |
<> | 144:ef7eb2e8f9f7 | 1778 | hsai->SlotInit.SlotSize = SAI_SLOTSIZE_32B; |
<> | 144:ef7eb2e8f9f7 | 1779 | break; |
<> | 144:ef7eb2e8f9f7 | 1780 | default : |
<> | 144:ef7eb2e8f9f7 | 1781 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1782 | } |
<> | 144:ef7eb2e8f9f7 | 1783 | |
<> | 144:ef7eb2e8f9f7 | 1784 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1785 | } |
<> | 144:ef7eb2e8f9f7 | 1786 | |
<> | 144:ef7eb2e8f9f7 | 1787 | /** |
<> | 144:ef7eb2e8f9f7 | 1788 | * @brief Fill the fifo. |
<> | 144:ef7eb2e8f9f7 | 1789 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1790 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1791 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1792 | */ |
<> | 144:ef7eb2e8f9f7 | 1793 | static void SAI_FillFifo(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1794 | { |
<> | 144:ef7eb2e8f9f7 | 1795 | /* fill the fifo with data before to enabled the SAI */ |
<> | 144:ef7eb2e8f9f7 | 1796 | while(((hsai->Instance->SR & SAI_xSR_FLVL) != SAI_FIFOSTATUS_FULL) && (hsai->XferCount > 0)) |
<> | 144:ef7eb2e8f9f7 | 1797 | { |
<> | 144:ef7eb2e8f9f7 | 1798 | if((hsai->Init.DataSize == SAI_DATASIZE_8) && (hsai->Init.CompandingMode == SAI_NOCOMPANDING)) |
<> | 144:ef7eb2e8f9f7 | 1799 | { |
<> | 144:ef7eb2e8f9f7 | 1800 | hsai->Instance->DR = (*hsai->pBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 1801 | } |
<> | 144:ef7eb2e8f9f7 | 1802 | else if(hsai->Init.DataSize <= SAI_DATASIZE_16) |
<> | 144:ef7eb2e8f9f7 | 1803 | { |
<> | 144:ef7eb2e8f9f7 | 1804 | hsai->Instance->DR = *((uint32_t *)hsai->pBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 1805 | hsai->pBuffPtr+= 2; |
<> | 144:ef7eb2e8f9f7 | 1806 | } |
<> | 144:ef7eb2e8f9f7 | 1807 | else |
<> | 144:ef7eb2e8f9f7 | 1808 | { |
<> | 144:ef7eb2e8f9f7 | 1809 | hsai->Instance->DR = *((uint32_t *)hsai->pBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 1810 | hsai->pBuffPtr+= 4; |
<> | 144:ef7eb2e8f9f7 | 1811 | } |
<> | 144:ef7eb2e8f9f7 | 1812 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 1813 | } |
<> | 144:ef7eb2e8f9f7 | 1814 | } |
<> | 144:ef7eb2e8f9f7 | 1815 | |
<> | 144:ef7eb2e8f9f7 | 1816 | /** |
<> | 144:ef7eb2e8f9f7 | 1817 | * @brief Return the interrupt flag to set according the SAI setup. |
<> | 144:ef7eb2e8f9f7 | 1818 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1819 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1820 | * @param mode: SAI_MODE_DMA or SAI_MODE_IT |
<> | 144:ef7eb2e8f9f7 | 1821 | * @retval the list of the IT flag to enable |
<> | 144:ef7eb2e8f9f7 | 1822 | */ |
<> | 144:ef7eb2e8f9f7 | 1823 | static uint32_t SAI_InterruptFlag(SAI_HandleTypeDef *hsai, uint32_t mode) |
<> | 144:ef7eb2e8f9f7 | 1824 | { |
<> | 144:ef7eb2e8f9f7 | 1825 | uint32_t tmpIT = SAI_IT_OVRUDR; |
<> | 144:ef7eb2e8f9f7 | 1826 | |
<> | 144:ef7eb2e8f9f7 | 1827 | if(mode == SAI_MODE_IT) |
<> | 144:ef7eb2e8f9f7 | 1828 | { |
<> | 144:ef7eb2e8f9f7 | 1829 | tmpIT|= SAI_IT_FREQ; |
<> | 144:ef7eb2e8f9f7 | 1830 | } |
<> | 144:ef7eb2e8f9f7 | 1831 | |
<> | 144:ef7eb2e8f9f7 | 1832 | if((hsai->Init.Protocol == SAI_AC97_PROTOCOL) && |
<> | 144:ef7eb2e8f9f7 | 1833 | ((hsai->Init.AudioMode == SAI_MODESLAVE_RX) || (hsai->Init.AudioMode == SAI_MODEMASTER_RX))) |
<> | 144:ef7eb2e8f9f7 | 1834 | { |
<> | 144:ef7eb2e8f9f7 | 1835 | tmpIT|= SAI_IT_CNRDY; |
<> | 144:ef7eb2e8f9f7 | 1836 | } |
<> | 144:ef7eb2e8f9f7 | 1837 | |
<> | 144:ef7eb2e8f9f7 | 1838 | if((hsai->Init.AudioMode == SAI_MODESLAVE_RX) || (hsai->Init.AudioMode == SAI_MODESLAVE_TX)) |
<> | 144:ef7eb2e8f9f7 | 1839 | { |
<> | 144:ef7eb2e8f9f7 | 1840 | tmpIT|= SAI_IT_AFSDET | SAI_IT_LFSDET; |
<> | 144:ef7eb2e8f9f7 | 1841 | } |
<> | 144:ef7eb2e8f9f7 | 1842 | else |
<> | 144:ef7eb2e8f9f7 | 1843 | { |
<> | 144:ef7eb2e8f9f7 | 1844 | /* hsai has been configured in master mode */ |
<> | 144:ef7eb2e8f9f7 | 1845 | tmpIT|= SAI_IT_WCKCFG; |
<> | 144:ef7eb2e8f9f7 | 1846 | } |
<> | 144:ef7eb2e8f9f7 | 1847 | return tmpIT; |
<> | 144:ef7eb2e8f9f7 | 1848 | } |
<> | 144:ef7eb2e8f9f7 | 1849 | |
<> | 144:ef7eb2e8f9f7 | 1850 | /** |
<> | 144:ef7eb2e8f9f7 | 1851 | * @brief Disable the SAI and wait for the disabling. |
<> | 144:ef7eb2e8f9f7 | 1852 | * @param hsai : pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1853 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1854 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1855 | */ |
<> | 144:ef7eb2e8f9f7 | 1856 | static HAL_StatusTypeDef SAI_Disable(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1857 | { |
<> | 144:ef7eb2e8f9f7 | 1858 | register uint32_t count = SAI_DEFAULT_TIMEOUT * (SystemCoreClock /7/1000); |
<> | 144:ef7eb2e8f9f7 | 1859 | HAL_StatusTypeDef status = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1860 | |
<> | 144:ef7eb2e8f9f7 | 1861 | /* Disable the SAI instance */ |
<> | 144:ef7eb2e8f9f7 | 1862 | __HAL_SAI_DISABLE(hsai); |
<> | 144:ef7eb2e8f9f7 | 1863 | |
<> | 144:ef7eb2e8f9f7 | 1864 | do |
<> | 144:ef7eb2e8f9f7 | 1865 | { |
<> | 144:ef7eb2e8f9f7 | 1866 | /* Check for the Timeout */ |
<> | 144:ef7eb2e8f9f7 | 1867 | if (count-- == 0) |
<> | 144:ef7eb2e8f9f7 | 1868 | { |
<> | 144:ef7eb2e8f9f7 | 1869 | /* Update error code */ |
<> | 144:ef7eb2e8f9f7 | 1870 | hsai->ErrorCode |= HAL_SAI_ERROR_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 1871 | status = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 1872 | break; |
<> | 144:ef7eb2e8f9f7 | 1873 | } |
<> | 144:ef7eb2e8f9f7 | 1874 | } while((hsai->Instance->CR1 & SAI_xCR1_SAIEN) != RESET); |
<> | 144:ef7eb2e8f9f7 | 1875 | |
<> | 144:ef7eb2e8f9f7 | 1876 | return status; |
<> | 144:ef7eb2e8f9f7 | 1877 | } |
<> | 144:ef7eb2e8f9f7 | 1878 | |
<> | 144:ef7eb2e8f9f7 | 1879 | /** |
<> | 144:ef7eb2e8f9f7 | 1880 | * @brief Tx Handler for Transmit in Interrupt mode 8-Bit transfer. |
<> | 144:ef7eb2e8f9f7 | 1881 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1882 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1883 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1884 | */ |
<> | 144:ef7eb2e8f9f7 | 1885 | static void SAI_Transmit_IT8Bit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1886 | { |
<> | 144:ef7eb2e8f9f7 | 1887 | if(hsai->XferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 1888 | { |
<> | 144:ef7eb2e8f9f7 | 1889 | /* Handle the end of the transmission */ |
<> | 144:ef7eb2e8f9f7 | 1890 | /* Disable FREQ and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 1891 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 1892 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1893 | HAL_SAI_TxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1894 | } |
<> | 144:ef7eb2e8f9f7 | 1895 | else |
<> | 144:ef7eb2e8f9f7 | 1896 | { |
<> | 144:ef7eb2e8f9f7 | 1897 | /* Write data on DR register */ |
<> | 144:ef7eb2e8f9f7 | 1898 | hsai->Instance->DR = (*hsai->pBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 1899 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 1900 | } |
<> | 144:ef7eb2e8f9f7 | 1901 | } |
<> | 144:ef7eb2e8f9f7 | 1902 | |
<> | 144:ef7eb2e8f9f7 | 1903 | /** |
<> | 144:ef7eb2e8f9f7 | 1904 | * @brief Tx Handler for Transmit in Interrupt mode for 16-Bit transfer. |
<> | 144:ef7eb2e8f9f7 | 1905 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1906 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1907 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1908 | */ |
<> | 144:ef7eb2e8f9f7 | 1909 | static void SAI_Transmit_IT16Bit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1910 | { |
<> | 144:ef7eb2e8f9f7 | 1911 | if(hsai->XferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 1912 | { |
<> | 144:ef7eb2e8f9f7 | 1913 | /* Handle the end of the transmission */ |
<> | 144:ef7eb2e8f9f7 | 1914 | /* Disable FREQ and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 1915 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 1916 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1917 | HAL_SAI_TxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1918 | } |
<> | 144:ef7eb2e8f9f7 | 1919 | else |
<> | 144:ef7eb2e8f9f7 | 1920 | { |
<> | 144:ef7eb2e8f9f7 | 1921 | /* Write data on DR register */ |
<> | 144:ef7eb2e8f9f7 | 1922 | hsai->Instance->DR = *(uint16_t *)hsai->pBuffPtr; |
<> | 144:ef7eb2e8f9f7 | 1923 | hsai->pBuffPtr+=2; |
<> | 144:ef7eb2e8f9f7 | 1924 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 1925 | } |
<> | 144:ef7eb2e8f9f7 | 1926 | } |
<> | 144:ef7eb2e8f9f7 | 1927 | |
<> | 144:ef7eb2e8f9f7 | 1928 | /** |
<> | 144:ef7eb2e8f9f7 | 1929 | * @brief Tx Handler for Transmit in Interrupt mode for 32-Bit transfer. |
<> | 144:ef7eb2e8f9f7 | 1930 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1931 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1932 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1933 | */ |
<> | 144:ef7eb2e8f9f7 | 1934 | static void SAI_Transmit_IT32Bit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1935 | { |
<> | 144:ef7eb2e8f9f7 | 1936 | if(hsai->XferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 1937 | { |
<> | 144:ef7eb2e8f9f7 | 1938 | /* Handle the end of the transmission */ |
<> | 144:ef7eb2e8f9f7 | 1939 | /* Disable FREQ and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 1940 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 1941 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1942 | HAL_SAI_TxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1943 | } |
<> | 144:ef7eb2e8f9f7 | 1944 | else |
<> | 144:ef7eb2e8f9f7 | 1945 | { |
<> | 144:ef7eb2e8f9f7 | 1946 | /* Write data on DR register */ |
<> | 144:ef7eb2e8f9f7 | 1947 | hsai->Instance->DR = *(uint32_t *)hsai->pBuffPtr; |
<> | 144:ef7eb2e8f9f7 | 1948 | hsai->pBuffPtr+=4; |
<> | 144:ef7eb2e8f9f7 | 1949 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 1950 | } |
<> | 144:ef7eb2e8f9f7 | 1951 | } |
<> | 144:ef7eb2e8f9f7 | 1952 | |
<> | 144:ef7eb2e8f9f7 | 1953 | /** |
<> | 144:ef7eb2e8f9f7 | 1954 | * @brief Rx Handler for Receive in Interrupt mode 8-Bit transfer. |
<> | 144:ef7eb2e8f9f7 | 1955 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1956 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1957 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1958 | */ |
<> | 144:ef7eb2e8f9f7 | 1959 | static void SAI_Receive_IT8Bit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1960 | { |
<> | 144:ef7eb2e8f9f7 | 1961 | /* Receive data */ |
<> | 144:ef7eb2e8f9f7 | 1962 | (*hsai->pBuffPtr++) = hsai->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 1963 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 1964 | |
<> | 144:ef7eb2e8f9f7 | 1965 | /* Check end of the transfer */ |
<> | 144:ef7eb2e8f9f7 | 1966 | if(hsai->XferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 1967 | { |
<> | 144:ef7eb2e8f9f7 | 1968 | /* Disable TXE and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 1969 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 1970 | |
<> | 144:ef7eb2e8f9f7 | 1971 | /* Clear the SAI Overrun flag */ |
<> | 144:ef7eb2e8f9f7 | 1972 | __HAL_SAI_CLEAR_FLAG(hsai, SAI_FLAG_OVRUDR); |
<> | 144:ef7eb2e8f9f7 | 1973 | |
<> | 144:ef7eb2e8f9f7 | 1974 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1975 | HAL_SAI_RxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 1976 | } |
<> | 144:ef7eb2e8f9f7 | 1977 | } |
<> | 144:ef7eb2e8f9f7 | 1978 | |
<> | 144:ef7eb2e8f9f7 | 1979 | /** |
<> | 144:ef7eb2e8f9f7 | 1980 | * @brief Rx Handler for Receive in Interrupt mode for 16-Bit transfer. |
<> | 144:ef7eb2e8f9f7 | 1981 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1982 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 1983 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1984 | */ |
<> | 144:ef7eb2e8f9f7 | 1985 | static void SAI_Receive_IT16Bit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 1986 | { |
<> | 144:ef7eb2e8f9f7 | 1987 | /* Receive data */ |
<> | 144:ef7eb2e8f9f7 | 1988 | *(uint16_t*)hsai->pBuffPtr = hsai->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 1989 | hsai->pBuffPtr+=2; |
<> | 144:ef7eb2e8f9f7 | 1990 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 1991 | |
<> | 144:ef7eb2e8f9f7 | 1992 | /* Check end of the transfer */ |
<> | 144:ef7eb2e8f9f7 | 1993 | if(hsai->XferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 1994 | { |
<> | 144:ef7eb2e8f9f7 | 1995 | /* Disable TXE and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 1996 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 1997 | |
<> | 144:ef7eb2e8f9f7 | 1998 | /* Clear the SAI Overrun flag */ |
<> | 144:ef7eb2e8f9f7 | 1999 | __HAL_SAI_CLEAR_FLAG(hsai, SAI_FLAG_OVRUDR); |
<> | 144:ef7eb2e8f9f7 | 2000 | |
<> | 144:ef7eb2e8f9f7 | 2001 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2002 | HAL_SAI_RxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2003 | } |
<> | 144:ef7eb2e8f9f7 | 2004 | } |
<> | 144:ef7eb2e8f9f7 | 2005 | /** |
<> | 144:ef7eb2e8f9f7 | 2006 | * @brief Rx Handler for Receive in Interrupt mode for 32-Bit transfer. |
<> | 144:ef7eb2e8f9f7 | 2007 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2008 | * the configuration information for SAI module. |
<> | 144:ef7eb2e8f9f7 | 2009 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2010 | */ |
<> | 144:ef7eb2e8f9f7 | 2011 | static void SAI_Receive_IT32Bit(SAI_HandleTypeDef *hsai) |
<> | 144:ef7eb2e8f9f7 | 2012 | { |
<> | 144:ef7eb2e8f9f7 | 2013 | /* Receive data */ |
<> | 144:ef7eb2e8f9f7 | 2014 | *(uint32_t*)hsai->pBuffPtr = hsai->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2015 | hsai->pBuffPtr+=4; |
<> | 144:ef7eb2e8f9f7 | 2016 | hsai->XferCount--; |
<> | 144:ef7eb2e8f9f7 | 2017 | |
<> | 144:ef7eb2e8f9f7 | 2018 | /* Check end of the transfer */ |
<> | 144:ef7eb2e8f9f7 | 2019 | if(hsai->XferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2020 | { |
<> | 144:ef7eb2e8f9f7 | 2021 | /* Disable TXE and OVRUDR interrupts */ |
<> | 144:ef7eb2e8f9f7 | 2022 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_IT)); |
<> | 144:ef7eb2e8f9f7 | 2023 | |
<> | 144:ef7eb2e8f9f7 | 2024 | /* Clear the SAI Overrun flag */ |
<> | 144:ef7eb2e8f9f7 | 2025 | __HAL_SAI_CLEAR_FLAG(hsai, SAI_FLAG_OVRUDR); |
<> | 144:ef7eb2e8f9f7 | 2026 | |
<> | 144:ef7eb2e8f9f7 | 2027 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2028 | HAL_SAI_RxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2029 | } |
<> | 144:ef7eb2e8f9f7 | 2030 | } |
<> | 144:ef7eb2e8f9f7 | 2031 | |
<> | 144:ef7eb2e8f9f7 | 2032 | /** |
<> | 144:ef7eb2e8f9f7 | 2033 | * @brief DMA SAI transmit process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2034 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2035 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2036 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2037 | */ |
<> | 144:ef7eb2e8f9f7 | 2038 | static void SAI_DMATxCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2039 | { |
<> | 144:ef7eb2e8f9f7 | 2040 | SAI_HandleTypeDef* hsai = (SAI_HandleTypeDef*)((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2041 | |
<> | 144:ef7eb2e8f9f7 | 2042 | if((hdma->Instance->CR & DMA_SxCR_CIRC) == 0) |
<> | 144:ef7eb2e8f9f7 | 2043 | { |
<> | 144:ef7eb2e8f9f7 | 2044 | hsai->XferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 2045 | |
<> | 144:ef7eb2e8f9f7 | 2046 | /* Disable SAI Tx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 2047 | hsai->Instance->CR1 &= (uint32_t)(~SAI_xCR1_DMAEN); |
<> | 144:ef7eb2e8f9f7 | 2048 | |
<> | 144:ef7eb2e8f9f7 | 2049 | /* Stop the interrupts error handling */ |
<> | 144:ef7eb2e8f9f7 | 2050 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_DMA)); |
<> | 144:ef7eb2e8f9f7 | 2051 | |
<> | 144:ef7eb2e8f9f7 | 2052 | hsai->State= HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2053 | } |
<> | 144:ef7eb2e8f9f7 | 2054 | HAL_SAI_TxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2055 | } |
<> | 144:ef7eb2e8f9f7 | 2056 | |
<> | 144:ef7eb2e8f9f7 | 2057 | /** |
<> | 144:ef7eb2e8f9f7 | 2058 | * @brief DMA SAI transmit process half complete callback. |
<> | 144:ef7eb2e8f9f7 | 2059 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2060 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2061 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2062 | */ |
<> | 144:ef7eb2e8f9f7 | 2063 | static void SAI_DMATxHalfCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2064 | { |
<> | 144:ef7eb2e8f9f7 | 2065 | SAI_HandleTypeDef* hsai = (SAI_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2066 | |
<> | 144:ef7eb2e8f9f7 | 2067 | HAL_SAI_TxHalfCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2068 | } |
<> | 144:ef7eb2e8f9f7 | 2069 | |
<> | 144:ef7eb2e8f9f7 | 2070 | /** |
<> | 144:ef7eb2e8f9f7 | 2071 | * @brief DMA SAI receive process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2072 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2073 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2074 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2075 | */ |
<> | 144:ef7eb2e8f9f7 | 2076 | static void SAI_DMARxCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2077 | { |
<> | 144:ef7eb2e8f9f7 | 2078 | SAI_HandleTypeDef* hsai = ( SAI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2079 | if((hdma->Instance->CR & DMA_SxCR_CIRC) == 0) |
<> | 144:ef7eb2e8f9f7 | 2080 | { |
<> | 144:ef7eb2e8f9f7 | 2081 | /* Disable Rx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 2082 | hsai->Instance->CR1 &= (uint32_t)(~SAI_xCR1_DMAEN); |
<> | 144:ef7eb2e8f9f7 | 2083 | hsai->XferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 2084 | |
<> | 144:ef7eb2e8f9f7 | 2085 | /* Stop the interrupts error handling */ |
<> | 144:ef7eb2e8f9f7 | 2086 | __HAL_SAI_DISABLE_IT(hsai, SAI_InterruptFlag(hsai, SAI_MODE_DMA)); |
<> | 144:ef7eb2e8f9f7 | 2087 | |
<> | 144:ef7eb2e8f9f7 | 2088 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2089 | } |
<> | 144:ef7eb2e8f9f7 | 2090 | HAL_SAI_RxCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2091 | } |
<> | 144:ef7eb2e8f9f7 | 2092 | |
<> | 144:ef7eb2e8f9f7 | 2093 | /** |
<> | 144:ef7eb2e8f9f7 | 2094 | * @brief DMA SAI receive process half complete callback |
<> | 144:ef7eb2e8f9f7 | 2095 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2096 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2097 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2098 | */ |
<> | 144:ef7eb2e8f9f7 | 2099 | static void SAI_DMARxHalfCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2100 | { |
<> | 144:ef7eb2e8f9f7 | 2101 | SAI_HandleTypeDef* hsai = (SAI_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2102 | |
<> | 144:ef7eb2e8f9f7 | 2103 | HAL_SAI_RxHalfCpltCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2104 | } |
<> | 144:ef7eb2e8f9f7 | 2105 | /** |
<> | 144:ef7eb2e8f9f7 | 2106 | * @brief DMA SAI communication error callback. |
<> | 144:ef7eb2e8f9f7 | 2107 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2108 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2109 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2110 | */ |
<> | 144:ef7eb2e8f9f7 | 2111 | static void SAI_DMAError(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2112 | { |
<> | 144:ef7eb2e8f9f7 | 2113 | SAI_HandleTypeDef* hsai = ( SAI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2114 | |
<> | 144:ef7eb2e8f9f7 | 2115 | /* Set SAI error code */ |
<> | 144:ef7eb2e8f9f7 | 2116 | hsai->ErrorCode |= HAL_SAI_ERROR_DMA; |
<> | 144:ef7eb2e8f9f7 | 2117 | |
<> | 144:ef7eb2e8f9f7 | 2118 | if((hsai->hdmatx->ErrorCode == HAL_DMA_ERROR_TE) || (hsai->hdmarx->ErrorCode == HAL_DMA_ERROR_TE)) |
<> | 144:ef7eb2e8f9f7 | 2119 | { |
<> | 144:ef7eb2e8f9f7 | 2120 | /* Disable the SAI DMA request */ |
<> | 144:ef7eb2e8f9f7 | 2121 | hsai->Instance->CR1 &= ~SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 2122 | |
<> | 144:ef7eb2e8f9f7 | 2123 | /* Disable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 2124 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 2125 | |
<> | 144:ef7eb2e8f9f7 | 2126 | /* Set the SAI state ready to be able to start again the process */ |
<> | 144:ef7eb2e8f9f7 | 2127 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2128 | |
<> | 144:ef7eb2e8f9f7 | 2129 | /* Initialize XferCount */ |
<> | 144:ef7eb2e8f9f7 | 2130 | hsai->XferCount = 0U; |
<> | 144:ef7eb2e8f9f7 | 2131 | } |
<> | 144:ef7eb2e8f9f7 | 2132 | /* SAI error Callback */ |
<> | 144:ef7eb2e8f9f7 | 2133 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2134 | } |
<> | 144:ef7eb2e8f9f7 | 2135 | |
<> | 144:ef7eb2e8f9f7 | 2136 | /** |
<> | 144:ef7eb2e8f9f7 | 2137 | * @brief DMA SAI Abort callback. |
<> | 144:ef7eb2e8f9f7 | 2138 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2139 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2140 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2141 | */ |
<> | 144:ef7eb2e8f9f7 | 2142 | static void SAI_DMAAbort(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2143 | { |
<> | 144:ef7eb2e8f9f7 | 2144 | SAI_HandleTypeDef* hsai = ( SAI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2145 | |
<> | 144:ef7eb2e8f9f7 | 2146 | /* Disable DMA request */ |
<> | 144:ef7eb2e8f9f7 | 2147 | hsai->Instance->CR1 &= ~SAI_xCR1_DMAEN; |
<> | 144:ef7eb2e8f9f7 | 2148 | |
<> | 144:ef7eb2e8f9f7 | 2149 | /* Disable all interrupts and clear all flags */ |
<> | 144:ef7eb2e8f9f7 | 2150 | hsai->Instance->IMR = 0U; |
<> | 144:ef7eb2e8f9f7 | 2151 | hsai->Instance->CLRFR = 0xFFFFFFFFU; |
<> | 144:ef7eb2e8f9f7 | 2152 | |
<> | 144:ef7eb2e8f9f7 | 2153 | if(hsai->ErrorCode != HAL_SAI_ERROR_WCKCFG) |
<> | 144:ef7eb2e8f9f7 | 2154 | { |
<> | 144:ef7eb2e8f9f7 | 2155 | /* Disable SAI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 2156 | SAI_Disable(hsai); |
<> | 144:ef7eb2e8f9f7 | 2157 | |
<> | 144:ef7eb2e8f9f7 | 2158 | /* Flush the fifo */ |
<> | 144:ef7eb2e8f9f7 | 2159 | SET_BIT(hsai->Instance->CR2, SAI_xCR2_FFLUSH); |
<> | 144:ef7eb2e8f9f7 | 2160 | } |
<> | 144:ef7eb2e8f9f7 | 2161 | /* Set the SAI state to ready to be able to start again the process */ |
<> | 144:ef7eb2e8f9f7 | 2162 | hsai->State = HAL_SAI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2163 | |
<> | 144:ef7eb2e8f9f7 | 2164 | /* Initialize XferCount */ |
<> | 144:ef7eb2e8f9f7 | 2165 | hsai->XferCount = 0U; |
<> | 144:ef7eb2e8f9f7 | 2166 | |
<> | 144:ef7eb2e8f9f7 | 2167 | /* SAI error Callback */ |
<> | 144:ef7eb2e8f9f7 | 2168 | HAL_SAI_ErrorCallback(hsai); |
<> | 144:ef7eb2e8f9f7 | 2169 | } |
<> | 144:ef7eb2e8f9f7 | 2170 | |
<> | 144:ef7eb2e8f9f7 | 2171 | /** |
<> | 144:ef7eb2e8f9f7 | 2172 | * @} |
<> | 144:ef7eb2e8f9f7 | 2173 | */ |
<> | 144:ef7eb2e8f9f7 | 2174 | |
<> | 144:ef7eb2e8f9f7 | 2175 | #endif /* HAL_SAI_MODULE_ENABLED */ |
<> | 144:ef7eb2e8f9f7 | 2176 | /** |
<> | 144:ef7eb2e8f9f7 | 2177 | * @} |
<> | 144:ef7eb2e8f9f7 | 2178 | */ |
<> | 144:ef7eb2e8f9f7 | 2179 | |
<> | 144:ef7eb2e8f9f7 | 2180 | /** |
<> | 144:ef7eb2e8f9f7 | 2181 | * @} |
<> | 144:ef7eb2e8f9f7 | 2182 | */ |
<> | 144:ef7eb2e8f9f7 | 2183 | |
<> | 144:ef7eb2e8f9f7 | 2184 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |