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STM32L4 USB: move HAL_PCD_EP_Abort function 

This function is for USB_OTG_FS devices only. Move it in the correct place (in "#ifdef USB_OTG_FS" area).
pull/9768/head
bcostm 2018-11-22 14:58:43 +01:00 committed by Russ Butler
parent 82498cf3f8
commit aa2b76a995
1 changed files with 80 additions and 80 deletions
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160
targets/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_hal_pcd.c
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@ -741,6 +741,86 @@ void HAL_PCD_IRQHandler(PCD_HandleTypeDef *hpcd)
}
}
// MBED PATCH
/**
* @brief Abort a transaction.
* @param hpcd: PCD handle
* @param ep_addr: endpoint address
* @retval HAL status
*/
HAL_StatusTypeDef HAL_PCD_EP_Abort(PCD_HandleTypeDef *hpcd, uint8_t ep_addr)
{
USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
HAL_StatusTypeDef ret = HAL_OK;
USB_OTG_EPTypeDef *ep;
if ((0x80 & ep_addr) == 0x80)
{
ep = &hpcd->IN_ep[ep_addr & 0x7F];
}
else
{
ep = &hpcd->OUT_ep[ep_addr];
}
__HAL_LOCK(&hpcd->EPLock[ep_addr & 0x7F]);
ep->num = ep_addr & 0x7F;
ep->is_in = ((ep_addr & 0x80) == 0x80);
USB_EPSetNak(hpcd->Instance, ep);
if ((0x80 & ep_addr) == 0x80)
{
ret = USB_EPStopXfer(hpcd->Instance , ep);
if (ret == HAL_OK)
{
ret = USB_FlushTxFifo(hpcd->Instance, ep_addr & 0x7F);
}
}
else
{
/* Set global NAK */
USBx_DEVICE->DCTL |= USB_OTG_DCTL_SGONAK;
/* Read all entries from the fifo so global NAK takes effect */
while (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_RXFLVL))
{
PCD_ReadRxFifo(hpcd);
}
/* Stop the transfer */
ret = USB_EPStopXfer(hpcd->Instance , ep);
if (ret == HAL_BUSY)
{
/* If USB_EPStopXfer returns HAL_BUSY then a setup packet
* arrived after the rx fifo was processed but before USB_EPStopXfer
* was called. Process the rx fifo one more time to read the
* setup packet.
*
* Note - after the setup packet has been received no further
* packets will be received over USB. This is because the next
* phase (data or status) of the control transfer started by
* the setup packet will be naked until global nak is cleared.
*/
while (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_RXFLVL))
{
PCD_ReadRxFifo(hpcd);
}
ret = USB_EPStopXfer(hpcd->Instance , ep);
}
/* Clear global nak */
USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGONAK;
}
__HAL_UNLOCK(&hpcd->EPLock[ep_addr & 0x7F]);
return ret;
}
// MBED PATCH
#endif /* USB_OTG_FS */
#if defined (USB)
@ -1246,86 +1326,6 @@ HAL_StatusTypeDef HAL_PCD_EP_Transmit(PCD_HandleTypeDef *hpcd, uint8_t ep_addr,
return HAL_OK;
}
// MBED PATCH
/**
* @brief Abort a transaction.
* @param hpcd: PCD handle
* @param ep_addr: endpoint address
* @retval HAL status
*/
HAL_StatusTypeDef HAL_PCD_EP_Abort(PCD_HandleTypeDef *hpcd, uint8_t ep_addr)
{
USB_OTG_GlobalTypeDef *USBx = hpcd->Instance;
HAL_StatusTypeDef ret = HAL_OK;
USB_OTG_EPTypeDef *ep;
if ((0x80 & ep_addr) == 0x80)
{
ep = &hpcd->IN_ep[ep_addr & 0x7F];
}
else
{
ep = &hpcd->OUT_ep[ep_addr];
}
__HAL_LOCK(&hpcd->EPLock[ep_addr & 0x7F]);
ep->num = ep_addr & 0x7F;
ep->is_in = ((ep_addr & 0x80) == 0x80);
USB_EPSetNak(hpcd->Instance, ep);
if ((0x80 & ep_addr) == 0x80)
{
ret = USB_EPStopXfer(hpcd->Instance , ep);
if (ret == HAL_OK)
{
ret = USB_FlushTxFifo(hpcd->Instance, ep_addr & 0x7F);
}
}
else
{
/* Set global NAK */
USBx_DEVICE->DCTL |= USB_OTG_DCTL_SGONAK;
/* Read all entries from the fifo so global NAK takes effect */
while (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_RXFLVL))
{
PCD_ReadRxFifo(hpcd);
}
/* Stop the transfer */
ret = USB_EPStopXfer(hpcd->Instance , ep);
if (ret == HAL_BUSY)
{
/* If USB_EPStopXfer returns HAL_BUSY then a setup packet
* arrived after the rx fifo was processed but before USB_EPStopXfer
* was called. Process the rx fifo one more time to read the
* setup packet.
*
* Note - after the setup packet has been received no further
* packets will be received over USB. This is because the next
* phase (data or status) of the control transfer started by
* the setup packet will be naked until global nak is cleared.
*/
while (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_RXFLVL))
{
PCD_ReadRxFifo(hpcd);
}
ret = USB_EPStopXfer(hpcd->Instance , ep);
}
/* Clear global nak */
USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGONAK;
}
__HAL_UNLOCK(&hpcd->EPLock[ep_addr & 0x7F]);
return ret;
}
// MBED PATCH
/**
* @brief Set a STALL condition over an endpoint.
* @param hpcd: PCD handle