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Release v2.6.0

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This commit is contained in:
slimih
2020-07-15 14:29:44 +01:00
parent e5a58ee226
commit 228c5c57ea
45 changed files with 8603 additions and 2949 deletions
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400
Class/AUDIO/Src/usbd_audio.c
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@@ -133,7 +133,7 @@ static void AUDIO_REQ_SetCurrent(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef
* @{
*/
USBD_ClassTypeDef USBD_AUDIO =
USBD_ClassTypeDef USBD_AUDIO =
{
USBD_AUDIO_Init,
USBD_AUDIO_DeInit,
@@ -231,8 +231,8 @@ __ALIGN_BEGIN static uint8_t USBD_AUDIO_CfgDesc[USB_AUDIO_CONFIG_DESC_SIZ] __ALI
/* USB Speaker Standard AS Interface Descriptor - Audio Streaming Zero Bandwith */
/* Interface 1, Alternate Setting 0 */
AUDIO_INTERFACE_DESC_SIZE, /* bLength */
USB_DESC_TYPE_INTERFACE, /* bDescriptorType */
AUDIO_INTERFACE_DESC_SIZE, /* bLength */
USB_DESC_TYPE_INTERFACE, /* bDescriptorType */
0x01, /* bInterfaceNumber */
0x00, /* bAlternateSetting */
0x00, /* bNumEndpoints */
@@ -244,8 +244,8 @@ __ALIGN_BEGIN static uint8_t USBD_AUDIO_CfgDesc[USB_AUDIO_CONFIG_DESC_SIZ] __ALI
/* USB Speaker Standard AS Interface Descriptor - Audio Streaming Operational */
/* Interface 1, Alternate Setting 1 */
AUDIO_INTERFACE_DESC_SIZE, /* bLength */
USB_DESC_TYPE_INTERFACE, /* bDescriptorType */
AUDIO_INTERFACE_DESC_SIZE, /* bLength */
USB_DESC_TYPE_INTERFACE, /* bDescriptorType */
0x01, /* bInterfaceNumber */
0x01, /* bAlternateSetting */
0x01, /* bNumEndpoints */
@@ -261,7 +261,7 @@ __ALIGN_BEGIN static uint8_t USBD_AUDIO_CfgDesc[USB_AUDIO_CONFIG_DESC_SIZ] __ALI
AUDIO_STREAMING_GENERAL, /* bDescriptorSubtype */
0x01, /* bTerminalLink */
0x01, /* bDelay */
0x01, /* wFormatTag AUDIO_FORMAT_PCM 0x0001*/
0x01, /* wFormatTag AUDIO_FORMAT_PCM 0x0001 */
0x00,
/* 07 byte*/
@@ -269,21 +269,21 @@ __ALIGN_BEGIN static uint8_t USBD_AUDIO_CfgDesc[USB_AUDIO_CONFIG_DESC_SIZ] __ALI
0x0B, /* bLength */
AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
AUDIO_STREAMING_FORMAT_TYPE, /* bDescriptorSubtype */
AUDIO_FORMAT_TYPE_I, /* bFormatType */
AUDIO_FORMAT_TYPE_I, /* bFormatType */
0x02, /* bNrChannels */
0x02, /* bSubFrameSize : 2 Bytes per frame (16bits) */
16, /* bBitResolution (16-bits per sample) */
0x01, /* bSamFreqType only one frequency supported */
AUDIO_SAMPLE_FREQ(USBD_AUDIO_FREQ), /* Audio sampling frequency coded on 3 bytes */
AUDIO_SAMPLE_FREQ(USBD_AUDIO_FREQ), /* Audio sampling frequency coded on 3 bytes */
/* 11 byte*/
/* Endpoint 1 - Standard Descriptor */
AUDIO_STANDARD_ENDPOINT_DESC_SIZE, /* bLength */
USB_DESC_TYPE_ENDPOINT, /* bDescriptorType */
AUDIO_OUT_EP, /* bEndpointAddress 1 out endpoint*/
AUDIO_OUT_EP, /* bEndpointAddress 1 out endpoint */
USBD_EP_TYPE_ISOC, /* bmAttributes */
AUDIO_PACKET_SZE(USBD_AUDIO_FREQ), /* wMaxPacketSize in Bytes (Freq(Samples)*2(Stereo)*2(HalfWord)) */
0x01, /* bInterval */
AUDIO_FS_BINTERVAL, /* bInterval */
0x00, /* bRefresh */
0x00, /* bSynchAddress */
/* 09 byte*/
@@ -329,44 +329,54 @@ __ALIGN_BEGIN static uint8_t USBD_AUDIO_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIE
* @param cfgidx: Configuration index
* @retval status
*/
static uint8_t USBD_AUDIO_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
static uint8_t USBD_AUDIO_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
{
USBD_AUDIO_HandleTypeDef *haudio;
UNUSED(cfgidx);
USBD_AUDIO_HandleTypeDef *haudio;
/* Allocate Audio structure */
haudio = USBD_malloc(sizeof(USBD_AUDIO_HandleTypeDef));
if (haudio == NULL)
{
pdev->pClassData = NULL;
return (uint8_t)USBD_EMEM;
}
pdev->pClassData = (void *)haudio;
if (pdev->dev_speed == USBD_SPEED_HIGH)
{
pdev->ep_out[AUDIO_OUT_EP & 0xFU].bInterval = AUDIO_HS_BINTERVAL;
}
else /* LOW and FULL-speed endpoints */
{
pdev->ep_out[AUDIO_OUT_EP & 0xFU].bInterval = AUDIO_FS_BINTERVAL;
}
/* Open EP OUT */
USBD_LL_OpenEP(pdev, AUDIO_OUT_EP, USBD_EP_TYPE_ISOC, AUDIO_OUT_PACKET);
(void)USBD_LL_OpenEP(pdev, AUDIO_OUT_EP, USBD_EP_TYPE_ISOC, AUDIO_OUT_PACKET);
pdev->ep_out[AUDIO_OUT_EP & 0xFU].is_used = 1U;
/* Allocate Audio structure */
pdev->pClassData = USBD_malloc(sizeof(USBD_AUDIO_HandleTypeDef));
haudio->alt_setting = 0U;
haudio->offset = AUDIO_OFFSET_UNKNOWN;
haudio->wr_ptr = 0U;
haudio->rd_ptr = 0U;
haudio->rd_enable = 0U;
if (pdev->pClassData == NULL)
/* Initialize the Audio output Hardware layer */
if (((USBD_AUDIO_ItfTypeDef *)pdev->pUserData)->Init(USBD_AUDIO_FREQ,
AUDIO_DEFAULT_VOLUME,
0U) != 0U)
{
return USBD_FAIL;
}
else
{
haudio = (USBD_AUDIO_HandleTypeDef *) pdev->pClassData;
haudio->alt_setting = 0U;
haudio->offset = AUDIO_OFFSET_UNKNOWN;
haudio->wr_ptr = 0U;
haudio->rd_ptr = 0U;
haudio->rd_enable = 0U;
/* Initialize the Audio output Hardware layer */
if (((USBD_AUDIO_ItfTypeDef *)pdev->pUserData)->Init(USBD_AUDIO_FREQ,
AUDIO_DEFAULT_VOLUME,
0U) != 0)
{
return USBD_FAIL;
}
/* Prepare Out endpoint to receive 1st packet */
USBD_LL_PrepareReceive(pdev, AUDIO_OUT_EP, haudio->buffer,
AUDIO_OUT_PACKET);
return (uint8_t)USBD_FAIL;
}
return USBD_OK;
/* Prepare Out endpoint to receive 1st packet */
(void)USBD_LL_PrepareReceive(pdev, AUDIO_OUT_EP, haudio->buffer,
AUDIO_OUT_PACKET);
return (uint8_t)USBD_OK;
}
/**
@@ -376,22 +386,24 @@ static uint8_t USBD_AUDIO_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
* @param cfgidx: Configuration index
* @retval status
*/
static uint8_t USBD_AUDIO_DeInit(USBD_HandleTypeDef *pdev,
uint8_t cfgidx)
static uint8_t USBD_AUDIO_DeInit(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
{
UNUSED(cfgidx);
/* Open EP OUT */
USBD_LL_CloseEP(pdev, AUDIO_OUT_EP);
(void)USBD_LL_CloseEP(pdev, AUDIO_OUT_EP);
pdev->ep_out[AUDIO_OUT_EP & 0xFU].is_used = 0U;
pdev->ep_out[AUDIO_OUT_EP & 0xFU].bInterval = 0U;
/* DeInit physical Interface components */
if (pdev->pClassData != NULL)
{
((USBD_AUDIO_ItfTypeDef *)pdev->pUserData)->DeInit(0U);
USBD_free(pdev->pClassData);
(void)USBD_free(pdev->pClassData);
pdev->pClassData = NULL;
}
return USBD_OK;
return (uint8_t)USBD_OK;
}
/**
@@ -401,108 +413,111 @@ static uint8_t USBD_AUDIO_DeInit(USBD_HandleTypeDef *pdev,
* @param req: usb requests
* @retval status
*/
static uint8_t USBD_AUDIO_Setup(USBD_HandleTypeDef *pdev,
USBD_SetupReqTypedef *req)
static uint8_t USBD_AUDIO_Setup(USBD_HandleTypeDef *pdev,
USBD_SetupReqTypedef *req)
{
USBD_AUDIO_HandleTypeDef *haudio;
uint16_t len;
uint8_t *pbuf;
uint16_t status_info = 0U;
uint8_t ret = USBD_OK;
USBD_StatusTypeDef ret = USBD_OK;
haudio = (USBD_AUDIO_HandleTypeDef *)pdev->pClassData;
switch (req->bmRequest & USB_REQ_TYPE_MASK)
{
case USB_REQ_TYPE_CLASS :
switch (req->bRequest)
{
case AUDIO_REQ_GET_CUR:
AUDIO_REQ_GetCurrent(pdev, req);
break;
case AUDIO_REQ_SET_CUR:
AUDIO_REQ_SetCurrent(pdev, req);
break;
default:
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
break;
}
case USB_REQ_TYPE_CLASS:
switch (req->bRequest)
{
case AUDIO_REQ_GET_CUR:
AUDIO_REQ_GetCurrent(pdev, req);
break;
case USB_REQ_TYPE_STANDARD:
switch (req->bRequest)
{
case USB_REQ_GET_STATUS:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
USBD_CtlSendData(pdev, (uint8_t *)(void *)&status_info, 2U);
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_GET_DESCRIPTOR:
if ((req->wValue >> 8) == AUDIO_DESCRIPTOR_TYPE)
{
pbuf = USBD_AUDIO_CfgDesc + 18;
len = MIN(USB_AUDIO_DESC_SIZ, req->wLength);
USBD_CtlSendData(pdev, pbuf, len);
}
break;
case USB_REQ_GET_INTERFACE :
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
USBD_CtlSendData(pdev, (uint8_t *)(void *)&haudio->alt_setting, 1U);
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_SET_INTERFACE :
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
if ((uint8_t)(req->wValue) <= USBD_MAX_NUM_INTERFACES)
{
haudio->alt_setting = (uint8_t)(req->wValue);
}
else
{
/* Call the error management function (command will be nacked */
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
default:
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
break;
}
case AUDIO_REQ_SET_CUR:
AUDIO_REQ_SetCurrent(pdev, req);
break;
default:
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
break;
}
break;
case USB_REQ_TYPE_STANDARD:
switch (req->bRequest)
{
case USB_REQ_GET_STATUS:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
(void)USBD_CtlSendData(pdev, (uint8_t *)&status_info, 2U);
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_GET_DESCRIPTOR:
if ((req->wValue >> 8) == AUDIO_DESCRIPTOR_TYPE)
{
pbuf = USBD_AUDIO_CfgDesc + 18;
len = MIN(USB_AUDIO_DESC_SIZ, req->wLength);
(void)USBD_CtlSendData(pdev, pbuf, len);
}
break;
case USB_REQ_GET_INTERFACE:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
(void)USBD_CtlSendData(pdev, (uint8_t *)&haudio->alt_setting, 1U);
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_SET_INTERFACE:
if (pdev->dev_state == USBD_STATE_CONFIGURED)
{
if ((uint8_t)(req->wValue) <= USBD_MAX_NUM_INTERFACES)
{
haudio->alt_setting = (uint8_t)(req->wValue);
}
else
{
/* Call the error management function (command will be nacked */
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
}
else
{
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
}
break;
case USB_REQ_CLEAR_FEATURE:
break;
default:
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
break;
}
break;
default:
USBD_CtlError(pdev, req);
ret = USBD_FAIL;
break;
}
return ret;
return (uint8_t)ret;
}
@@ -513,9 +528,9 @@ static uint8_t USBD_AUDIO_Setup(USBD_HandleTypeDef *pdev,
* @param length : pointer data length
* @retval pointer to descriptor buffer
*/
static uint8_t *USBD_AUDIO_GetCfgDesc(uint16_t *length)
static uint8_t *USBD_AUDIO_GetCfgDesc(uint16_t *length)
{
*length = sizeof(USBD_AUDIO_CfgDesc);
*length = (uint16_t)sizeof(USBD_AUDIO_CfgDesc);
return USBD_AUDIO_CfgDesc;
}
@@ -527,10 +542,13 @@ static uint8_t *USBD_AUDIO_GetCfgDesc(uint16_t *length)
* @param epnum: endpoint index
* @retval status
*/
static uint8_t USBD_AUDIO_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
static uint8_t USBD_AUDIO_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
{
UNUSED(pdev);
UNUSED(epnum);
/* Only OUT data are processed */
return USBD_OK;
return (uint8_t)USBD_OK;
}
/**
@@ -539,10 +557,10 @@ static uint8_t USBD_AUDIO_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
* @param pdev: device instance
* @retval status
*/
static uint8_t USBD_AUDIO_EP0_RxReady(USBD_HandleTypeDef *pdev)
static uint8_t USBD_AUDIO_EP0_RxReady(USBD_HandleTypeDef *pdev)
{
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *) pdev->pClassData;
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *)pdev->pClassData;
if (haudio->control.cmd == AUDIO_REQ_SET_CUR)
{
@@ -556,7 +574,7 @@ static uint8_t USBD_AUDIO_EP0_RxReady(USBD_HandleTypeDef *pdev)
}
}
return USBD_OK;
return (uint8_t)USBD_OK;
}
/**
* @brief USBD_AUDIO_EP0_TxReady
@@ -564,10 +582,12 @@ static uint8_t USBD_AUDIO_EP0_RxReady(USBD_HandleTypeDef *pdev)
* @param pdev: device instance
* @retval status
*/
static uint8_t USBD_AUDIO_EP0_TxReady(USBD_HandleTypeDef *pdev)
static uint8_t USBD_AUDIO_EP0_TxReady(USBD_HandleTypeDef *pdev)
{
UNUSED(pdev);
/* Only OUT control data are processed */
return USBD_OK;
return (uint8_t)USBD_OK;
}
/**
* @brief USBD_AUDIO_SOF
@@ -575,9 +595,11 @@ static uint8_t USBD_AUDIO_EP0_TxReady(USBD_HandleTypeDef *pdev)
* @param pdev: device instance
* @retval status
*/
static uint8_t USBD_AUDIO_SOF(USBD_HandleTypeDef *pdev)
static uint8_t USBD_AUDIO_SOF(USBD_HandleTypeDef *pdev)
{
return USBD_OK;
UNUSED(pdev);
return (uint8_t)USBD_OK;
}
/**
@@ -586,17 +608,23 @@ static uint8_t USBD_AUDIO_SOF(USBD_HandleTypeDef *pdev)
* @param pdev: device instance
* @retval status
*/
void USBD_AUDIO_Sync(USBD_HandleTypeDef *pdev, AUDIO_OffsetTypeDef offset)
void USBD_AUDIO_Sync(USBD_HandleTypeDef *pdev, AUDIO_OffsetTypeDef offset)
{
uint32_t cmd = 0U;
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *) pdev->pClassData;
USBD_AUDIO_HandleTypeDef *haudio;
uint32_t BufferSize = AUDIO_TOTAL_BUF_SIZE / 2U;
haudio->offset = offset;
if (pdev->pClassData == NULL)
{
return;
}
haudio = (USBD_AUDIO_HandleTypeDef *)pdev->pClassData;
haudio->offset = offset;
if (haudio->rd_enable == 1U)
{
haudio->rd_ptr += (uint16_t)(AUDIO_TOTAL_BUF_SIZE / 2U);
haudio->rd_ptr += (uint16_t)BufferSize;
if (haudio->rd_ptr == AUDIO_TOTAL_BUF_SIZE)
{
@@ -609,13 +637,13 @@ void USBD_AUDIO_Sync(USBD_HandleTypeDef *pdev, AUDIO_OffsetTypeDef offset)
{
if ((haudio->rd_ptr - haudio->wr_ptr) < AUDIO_OUT_PACKET)
{
cmd = AUDIO_TOTAL_BUF_SIZE / 2U + 4U;
BufferSize += 4U;
}
else
{
if ((haudio->rd_ptr - haudio->wr_ptr) > (AUDIO_TOTAL_BUF_SIZE - AUDIO_OUT_PACKET))
{
cmd = AUDIO_TOTAL_BUF_SIZE / 2U - 4U;
BufferSize -= 4U;
}
}
}
@@ -623,13 +651,13 @@ void USBD_AUDIO_Sync(USBD_HandleTypeDef *pdev, AUDIO_OffsetTypeDef offset)
{
if ((haudio->wr_ptr - haudio->rd_ptr) < AUDIO_OUT_PACKET)
{
cmd = AUDIO_TOTAL_BUF_SIZE / 2U - 4U;
BufferSize -= 4U;
}
else
{
if ((haudio->wr_ptr - haudio->rd_ptr) > (AUDIO_TOTAL_BUF_SIZE - AUDIO_OUT_PACKET))
{
cmd = AUDIO_TOTAL_BUF_SIZE / 2U + 4U;
BufferSize += 4U;
}
}
}
@@ -637,8 +665,7 @@ void USBD_AUDIO_Sync(USBD_HandleTypeDef *pdev, AUDIO_OffsetTypeDef offset)
if (haudio->offset == AUDIO_OFFSET_FULL)
{
((USBD_AUDIO_ItfTypeDef *)pdev->pUserData)->AudioCmd(&haudio->buffer[0],
cmd,
AUDIO_CMD_PLAY);
BufferSize, AUDIO_CMD_PLAY);
haudio->offset = AUDIO_OFFSET_NONE;
}
}
@@ -650,9 +677,12 @@ void USBD_AUDIO_Sync(USBD_HandleTypeDef *pdev, AUDIO_OffsetTypeDef offset)
* @param epnum: endpoint index
* @retval status
*/
static uint8_t USBD_AUDIO_IsoINIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum)
static uint8_t USBD_AUDIO_IsoINIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum)
{
return USBD_OK;
UNUSED(pdev);
UNUSED(epnum);
return (uint8_t)USBD_OK;
}
/**
* @brief USBD_AUDIO_IsoOutIncomplete
@@ -661,9 +691,12 @@ static uint8_t USBD_AUDIO_IsoINIncomplete(USBD_HandleTypeDef *pdev, uint8_t epn
* @param epnum: endpoint index
* @retval status
*/
static uint8_t USBD_AUDIO_IsoOutIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum)
static uint8_t USBD_AUDIO_IsoOutIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum)
{
return USBD_OK;
UNUSED(pdev);
UNUSED(epnum);
return (uint8_t)USBD_OK;
}
/**
* @brief USBD_AUDIO_DataOut
@@ -672,16 +705,24 @@ static uint8_t USBD_AUDIO_IsoOutIncomplete(USBD_HandleTypeDef *pdev, uint8_t ep
* @param epnum: endpoint index
* @retval status
*/
static uint8_t USBD_AUDIO_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum)
static uint8_t USBD_AUDIO_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum)
{
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *) pdev->pClassData;
uint16_t PacketSize;
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *)pdev->pClassData;
if (epnum == AUDIO_OUT_EP)
{
/* Increment the Buffer pointer or roll it back when all buffers are full */
/* Get received data packet length */
PacketSize = (uint16_t)USBD_LL_GetRxDataSize(pdev, epnum);
haudio->wr_ptr += AUDIO_OUT_PACKET;
/* Packet received Callback */
((USBD_AUDIO_ItfTypeDef *)pdev->pUserData)->PeriodicTC(&haudio->buffer[haudio->wr_ptr],
PacketSize, AUDIO_OUT_TC);
/* Increment the Buffer pointer or roll it back when all buffers are full */
haudio->wr_ptr += PacketSize;
if (haudio->wr_ptr == AUDIO_TOTAL_BUF_SIZE)
{
@@ -706,11 +747,12 @@ static uint8_t USBD_AUDIO_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum)
}
/* Prepare Out endpoint to receive next audio packet */
USBD_LL_PrepareReceive(pdev, AUDIO_OUT_EP, &haudio->buffer[haudio->wr_ptr],
AUDIO_OUT_PACKET);
(void)USBD_LL_PrepareReceive(pdev, AUDIO_OUT_EP,
&haudio->buffer[haudio->wr_ptr],
AUDIO_OUT_PACKET);
}
return USBD_OK;
return (uint8_t)USBD_OK;
}
/**
@@ -722,13 +764,13 @@ static uint8_t USBD_AUDIO_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum)
*/
static void AUDIO_REQ_GetCurrent(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
{
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *) pdev->pClassData;
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *)pdev->pClassData;
memset(haudio->control.data, 0, 64U);
(void)USBD_memset(haudio->control.data, 0, 64U);
/* Send the current mute state */
USBD_CtlSendData(pdev, haudio->control.data, req->wLength);
(void)USBD_CtlSendData(pdev, haudio->control.data, req->wLength);
}
/**
@@ -740,13 +782,13 @@ static void AUDIO_REQ_GetCurrent(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef
*/
static void AUDIO_REQ_SetCurrent(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
{
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *) pdev->pClassData;
USBD_AUDIO_HandleTypeDef *haudio;
haudio = (USBD_AUDIO_HandleTypeDef *)pdev->pClassData;
if (req->wLength)
if (req->wLength != 0U)
{
/* Prepare the reception of the buffer over EP0 */
USBD_CtlPrepareRx(pdev, haudio->control.data, req->wLength);
(void)USBD_CtlPrepareRx(pdev, haudio->control.data, req->wLength);
haudio->control.cmd = AUDIO_REQ_SET_CUR; /* Set the request value */
haudio->control.len = (uint8_t)req->wLength; /* Set the request data length */
@@ -761,9 +803,9 @@ static void AUDIO_REQ_SetCurrent(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef
* @param length : pointer data length
* @retval pointer to descriptor buffer
*/
static uint8_t *USBD_AUDIO_GetDeviceQualifierDesc(uint16_t *length)
static uint8_t *USBD_AUDIO_GetDeviceQualifierDesc(uint16_t *length)
{
*length = sizeof(USBD_AUDIO_DeviceQualifierDesc);
*length = (uint16_t)sizeof(USBD_AUDIO_DeviceQualifierDesc);
return USBD_AUDIO_DeviceQualifierDesc;
}
@@ -773,15 +815,17 @@ static uint8_t *USBD_AUDIO_GetDeviceQualifierDesc(uint16_t *length)
* @param fops: Audio interface callback
* @retval status
*/
uint8_t USBD_AUDIO_RegisterInterface(USBD_HandleTypeDef *pdev,
USBD_AUDIO_ItfTypeDef *fops)
uint8_t USBD_AUDIO_RegisterInterface(USBD_HandleTypeDef *pdev,
USBD_AUDIO_ItfTypeDef *fops)
{
if (fops != NULL)
if (fops == NULL)
{
pdev->pUserData = fops;
return (uint8_t)USBD_FAIL;
}
return USBD_OK;
pdev->pUserData = fops;
return (uint8_t)USBD_OK;
}
/**
* @}