RT1050_FreeRTOS_USB_Hello/middleware/usb/host/class/usb_host_hid.c

809 lines
31 KiB
C

/*
* Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
* Copyright 2016,2019 NXP
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include "usb_host_config.h"
#if ((defined USB_HOST_CONFIG_HID) && (USB_HOST_CONFIG_HID))
#include "usb_host.h"
#include "usb_host_hid.h"
/*******************************************************************************
* API
******************************************************************************/
/*!
* @brief hid in pipe transfer callback.
*
* @param param callback parameter.
* @param transfer callback transfer.
* @param status transfer status.
*/
static void USB_HostHidInPipeCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status);
/*!
* @brief hid out pipe transfer callback.
*
* @param param callback parameter.
* @param transfer callback transfer.
* @param status transfer status.
*/
static void USB_HostHidOutPipeCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status);
/*!
* @brief hid control pipe transfer callback.
*
* @param param callback parameter.
* @param transfer callback transfer.
* @param status transfer status.
*/
static void USB_HostHidControlCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status);
/*!
* @brief hid open interface. It is called when set interface request success or open alternate setting 0 interface.
*
* @param hidInstance hid instance pointer.
*
* @return kStatus_USB_Success or error codes.
*/
static usb_status_t USB_HostHidOpenInterface(usb_host_hid_instance_t *hidInstance);
/*!
* @brief hid set interface callback, open pipes.
*
* @param param callback parameter.
* @param transfer callback transfer.
* @param status transfer status.
*/
static void USB_HostHidSetInterfaceCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status);
/*!
* @brief hid send control transfer common code.
*
* @param classHandle the class handle.
* @param requestType setup packet request type.
* @param request setup packet request value.
* @param wvalueL setup packet wvalue low byte.
* @param wvalueH setup packet wvalue high byte.
* @param wlength setup packet wlength value.
* @param data data buffer pointer
* @param callbackFn this callback is called after this function completes.
* @param callbackParam the first parameter in the callback function.
*
* @return An error code or kStatus_USB_Success.
*/
static usb_status_t USB_HostHidControl(usb_host_class_handle classHandle,
uint8_t requestType,
uint8_t request,
uint8_t wvalueL,
uint8_t wvalueH,
uint16_t wlength,
uint8_t *data,
transfer_callback_t callbackFn,
void *callbackParam);
/*******************************************************************************
* Definitions
******************************************************************************/
/*******************************************************************************
* Prototypes
******************************************************************************/
/*******************************************************************************
* Variables
******************************************************************************/
/*******************************************************************************
* Code
******************************************************************************/
#if ((defined USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL) && USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL)
static void USB_HostHidClearInHaltCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)param;
hidInstance->controlTransfer = NULL;
if (hidInstance->inCallbackFn != NULL)
{
/* callback to application, callback function is initialized in the USB_HostHidRecv */
hidInstance->inCallbackFn(hidInstance->inCallbackParam, hidInstance->stallDataBuffer,
hidInstance->stallDataLength, kStatus_USB_TransferStall);
}
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
static void USB_HostHidClearOutHaltCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)param;
hidInstance->controlTransfer = NULL;
if (hidInstance->outCallbackFn != NULL)
{
/* callback to application, callback function is initialized in USB_HostHidSend */
hidInstance->outCallbackFn(hidInstance->outCallbackParam, hidInstance->stallDataBuffer,
hidInstance->stallDataLength, kStatus_USB_TransferStall);
}
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
static usb_status_t USB_HostHidClearHalt(usb_host_hid_instance_t *hidInstance,
usb_host_transfer_t *stallTransfer,
host_inner_transfer_callback_t callbackFn,
uint8_t endpoint)
{
usb_status_t status;
usb_host_transfer_t *transfer;
/* malloc one transfer */
status = USB_HostMallocTransfer(hidInstance->hostHandle, &transfer);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("allocate transfer error\r\n");
#endif
return status;
}
hidInstance->stallDataBuffer = stallTransfer->transferBuffer;
hidInstance->stallDataLength = stallTransfer->transferSofar;
/* save the application callback function */
hidInstance->controlCallbackFn = NULL;
hidInstance->controlCallbackParam = NULL;
/* initialize transfer */
transfer->callbackFn = callbackFn;
transfer->callbackParam = hidInstance;
transfer->transferBuffer = NULL;
transfer->transferLength = 0;
transfer->setupPacket->bRequest = USB_REQUEST_STANDARD_CLEAR_FEATURE;
transfer->setupPacket->bmRequestType = USB_REQUEST_TYPE_RECIPIENT_ENDPOINT;
transfer->setupPacket->wValue = USB_SHORT_TO_LITTLE_ENDIAN(USB_REQUEST_STANDARD_FEATURE_SELECTOR_ENDPOINT_HALT);
transfer->setupPacket->wIndex = USB_SHORT_TO_LITTLE_ENDIAN(endpoint);
transfer->setupPacket->wLength = 0;
status = USB_HostSendSetup(hidInstance->hostHandle, hidInstance->controlPipe, transfer);
if (status != kStatus_USB_Success)
{
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
hidInstance->controlTransfer = transfer;
return status;
}
#endif
static void USB_HostHidInPipeCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)param;
#if ((defined USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL) && USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL)
if (status == kStatus_USB_TransferStall)
{
if (USB_HostHidClearHalt(hidInstance, transfer, USB_HostHidClearInHaltCallback,
(USB_REQUEST_TYPE_DIR_IN |
((usb_host_pipe_t *)hidInstance->inPipe)->endpointAddress)) == kStatus_USB_Success)
{
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
return;
}
}
#endif
if (hidInstance->inCallbackFn != NULL)
{
/* callback to application, callback function is initialized in the USB_HostHidRecv */
hidInstance->inCallbackFn(hidInstance->inCallbackParam, transfer->transferBuffer, transfer->transferSofar,
status);
}
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
static void USB_HostHidOutPipeCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)param;
#if ((defined USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL) && USB_HOST_CONFIG_CLASS_AUTO_CLEAR_STALL)
if (status == kStatus_USB_TransferStall)
{
if (USB_HostHidClearHalt(hidInstance, transfer, USB_HostHidClearOutHaltCallback,
(USB_REQUEST_TYPE_DIR_OUT |
((usb_host_pipe_t *)hidInstance->outPipe)->endpointAddress)) == kStatus_USB_Success)
{
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
return;
}
}
#endif
if (hidInstance->outCallbackFn != NULL)
{
/* callback to application, callback function is initialized in USB_HostHidSend */
hidInstance->outCallbackFn(hidInstance->outCallbackParam, transfer->transferBuffer, transfer->transferSofar,
status); /* callback to application */
}
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
static void USB_HostHidControlCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)param;
hidInstance->controlTransfer = NULL;
if (hidInstance->controlCallbackFn != NULL)
{
/* callback to application, callback function is initialized in the USB_HostHidSetInterface
or USB_HostHidControl, but is the same function */
hidInstance->controlCallbackFn(hidInstance->controlCallbackParam, transfer->transferBuffer,
transfer->transferSofar, status);
}
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
static usb_status_t USB_HostHidOpenInterface(usb_host_hid_instance_t *hidInstance)
{
usb_status_t status;
uint8_t epIndex = 0;
usb_host_pipe_init_t pipeInit;
usb_descriptor_endpoint_t *epDesc = NULL;
usb_host_interface_t *interfacePointer;
if (hidInstance->inPipe != NULL) /* close interrupt in pipe if it is open */
{
status = USB_HostClosePipe(hidInstance->hostHandle, hidInstance->inPipe);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when close pipe\r\n");
#endif
}
hidInstance->inPipe = NULL;
}
if (hidInstance->outPipe != NULL) /* close interrupt out pipe if it is open */
{
status = USB_HostClosePipe(hidInstance->hostHandle, hidInstance->outPipe);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when close pipe\r\n");
#endif
}
hidInstance->outPipe = NULL;
}
/* open interface pipes */
interfacePointer = (usb_host_interface_t *)hidInstance->interfaceHandle;
for (epIndex = 0; epIndex < interfacePointer->epCount; ++epIndex)
{
epDesc = interfacePointer->epList[epIndex].epDesc;
if (((epDesc->bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
((epDesc->bmAttributes & USB_DESCRIPTOR_ENDPOINT_ATTRIBUTE_TYPE_MASK) == USB_ENDPOINT_INTERRUPT))
{
pipeInit.devInstance = hidInstance->deviceHandle;
pipeInit.pipeType = USB_ENDPOINT_INTERRUPT;
pipeInit.direction = USB_IN;
pipeInit.endpointAddress = (epDesc->bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_NUMBER_MASK);
pipeInit.interval = epDesc->bInterval;
pipeInit.maxPacketSize = (uint16_t)((USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS(epDesc->wMaxPacketSize) &
USB_DESCRIPTOR_ENDPOINT_MAXPACKETSIZE_SIZE_MASK));
pipeInit.numberPerUframe = (uint8_t)((USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS(epDesc->wMaxPacketSize) &
USB_DESCRIPTOR_ENDPOINT_MAXPACKETSIZE_MULT_TRANSACTIONS_MASK));
pipeInit.nakCount = USB_HOST_CONFIG_MAX_NAK;
hidInstance->inPacketSize = pipeInit.maxPacketSize;
status = USB_HostOpenPipe(hidInstance->hostHandle, &hidInstance->inPipe, &pipeInit);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("USB_HostHidSetInterface fail to open pipe\r\n");
#endif
return kStatus_USB_Error;
}
}
else if (((epDesc->bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_OUT) &&
((epDesc->bmAttributes & USB_DESCRIPTOR_ENDPOINT_ATTRIBUTE_TYPE_MASK) == USB_ENDPOINT_INTERRUPT))
{
pipeInit.devInstance = hidInstance->deviceHandle;
pipeInit.pipeType = USB_ENDPOINT_INTERRUPT;
pipeInit.direction = USB_OUT;
pipeInit.endpointAddress = (epDesc->bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_NUMBER_MASK);
pipeInit.interval = epDesc->bInterval;
pipeInit.maxPacketSize = (uint16_t)((USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS(epDesc->wMaxPacketSize) &
USB_DESCRIPTOR_ENDPOINT_MAXPACKETSIZE_SIZE_MASK));
pipeInit.numberPerUframe = (uint8_t)((USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS(epDesc->wMaxPacketSize) &
USB_DESCRIPTOR_ENDPOINT_MAXPACKETSIZE_MULT_TRANSACTIONS_MASK));
pipeInit.nakCount = USB_HOST_CONFIG_MAX_NAK;
hidInstance->outPacketSize = pipeInit.maxPacketSize;
status = USB_HostOpenPipe(hidInstance->hostHandle, &hidInstance->outPipe, &pipeInit);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("USB_HostHidSetInterface fail to open pipe\r\n");
#endif
return kStatus_USB_Error;
}
}
else
{
}
}
return kStatus_USB_Success;
}
static void USB_HostHidSetInterfaceCallback(void *param, usb_host_transfer_t *transfer, usb_status_t status)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)param;
hidInstance->controlTransfer = NULL;
if (status == kStatus_USB_Success)
{
status = USB_HostHidOpenInterface(hidInstance); /* hid open interface */
}
if (hidInstance->controlCallbackFn != NULL)
{
/* callback to application, callback function is initialized in the USB_HostHidSetInterface
or USB_HostHidControl, but is the same function */
hidInstance->controlCallbackFn(hidInstance->controlCallbackParam, NULL, 0, status);
}
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
usb_status_t USB_HostHidInit(usb_device_handle deviceHandle, usb_host_class_handle *classHandle)
{
uint32_t infoValue;
uint32_t *temp;
usb_host_hid_instance_t *hidInstance =
(usb_host_hid_instance_t *)OSA_MemoryAllocate(sizeof(usb_host_hid_instance_t)); /* malloc hid class instance */
if (hidInstance == NULL)
{
return kStatus_USB_AllocFail;
}
/* initialize hid instance */
hidInstance->deviceHandle = deviceHandle;
hidInstance->interfaceHandle = NULL;
(void)USB_HostHelperGetPeripheralInformation(deviceHandle, (uint32_t)kUSB_HostGetHostHandle, &infoValue);
temp = (uint32_t *)infoValue;
hidInstance->hostHandle = (usb_host_handle)temp;
(void)USB_HostHelperGetPeripheralInformation(deviceHandle, (uint32_t)kUSB_HostGetDeviceControlPipe, &infoValue);
temp = (uint32_t *)infoValue;
hidInstance->controlPipe = (usb_host_pipe_handle)temp;
*classHandle = hidInstance;
return kStatus_USB_Success;
}
usb_status_t USB_HostHidSetInterface(usb_host_class_handle classHandle,
usb_host_interface_handle interfaceHandle,
uint8_t alternateSetting,
transfer_callback_t callbackFn,
void *callbackParam)
{
usb_status_t status;
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)classHandle;
usb_host_transfer_t *transfer;
if (classHandle == NULL)
{
return kStatus_USB_InvalidParameter;
}
hidInstance->interfaceHandle = interfaceHandle;
status = USB_HostOpenDeviceInterface(hidInstance->deviceHandle,
interfaceHandle); /* notify host driver the interface is open */
if (status != kStatus_USB_Success)
{
return status;
}
/* cancel transfers */
if (hidInstance->inPipe != NULL)
{
status = USB_HostCancelTransfer(hidInstance->hostHandle, hidInstance->inPipe, NULL);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when cancel pipe\r\n");
#endif
}
}
if (hidInstance->outPipe != NULL)
{
status = USB_HostCancelTransfer(hidInstance->hostHandle, hidInstance->outPipe, NULL);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when cancel pipe\r\n");
#endif
}
}
if (alternateSetting == 0U) /* open interface directly */
{
if (callbackFn != NULL)
{
status = USB_HostHidOpenInterface(hidInstance);
callbackFn(callbackParam, NULL, 0, status);
}
}
else /* send setup transfer */
{
/* malloc one transfer */
if (USB_HostMallocTransfer(hidInstance->hostHandle, &transfer) != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error to get transfer\r\n");
#endif
return kStatus_USB_Error;
}
/* save the application callback function */
hidInstance->controlCallbackFn = callbackFn;
hidInstance->controlCallbackParam = callbackParam;
/* initialize transfer */
transfer->callbackFn = USB_HostHidSetInterfaceCallback;
transfer->callbackParam = hidInstance;
transfer->setupPacket->bRequest = USB_REQUEST_STANDARD_SET_INTERFACE;
transfer->setupPacket->bmRequestType = USB_REQUEST_TYPE_RECIPIENT_INTERFACE;
transfer->setupPacket->wIndex = USB_SHORT_TO_LITTLE_ENDIAN(
((usb_host_interface_t *)hidInstance->interfaceHandle)->interfaceDesc->bInterfaceNumber);
transfer->setupPacket->wValue = USB_SHORT_TO_LITTLE_ENDIAN(alternateSetting);
transfer->setupPacket->wLength = 0U;
transfer->transferBuffer = NULL;
transfer->transferLength = 0U;
status = USB_HostSendSetup(hidInstance->hostHandle, hidInstance->controlPipe, transfer);
if (status == kStatus_USB_Success)
{
hidInstance->controlTransfer = transfer;
}
else
{
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
}
}
return status;
}
usb_status_t USB_HostHidDeinit(usb_device_handle deviceHandle, usb_host_class_handle classHandle)
{
usb_status_t status;
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)classHandle;
if (deviceHandle == NULL)
{
return kStatus_USB_InvalidHandle;
}
if (classHandle != NULL) /* class instance has initialized */
{
if (hidInstance->inPipe != NULL)
{
status = USB_HostCancelTransfer(hidInstance->hostHandle, hidInstance->inPipe, NULL); /* cancel pipe */
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when cancel pipe\r\n");
#endif
}
status = USB_HostClosePipe(hidInstance->hostHandle, hidInstance->inPipe); /* close pipe */
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when close pipe\r\n");
#endif
}
hidInstance->inPipe = NULL;
}
if (hidInstance->outPipe != NULL)
{
status = USB_HostCancelTransfer(hidInstance->hostHandle, hidInstance->outPipe, NULL); /* cancel pipe */
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when cancel pipe\r\n");
#endif
}
status = USB_HostClosePipe(hidInstance->hostHandle, hidInstance->outPipe); /* close pipe */
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when close pipe\r\n");
#endif
}
hidInstance->outPipe = NULL;
}
if ((hidInstance->controlPipe != NULL) &&
(hidInstance->controlTransfer != NULL)) /* cancel control transfer if there is on-going control transfer */
{
status =
USB_HostCancelTransfer(hidInstance->hostHandle, hidInstance->controlPipe, hidInstance->controlTransfer);
if (status != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error when cancel pipe\r\n");
#endif
}
}
(void)USB_HostCloseDeviceInterface(
deviceHandle, hidInstance->interfaceHandle); /* notify host driver the interface is closed */
OSA_MemoryFree(hidInstance);
}
else
{
(void)USB_HostCloseDeviceInterface(deviceHandle, NULL);
}
return kStatus_USB_Success;
}
uint16_t USB_HostHidGetPacketsize(usb_host_class_handle classHandle, uint8_t pipeType, uint8_t direction)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)classHandle;
if (classHandle == NULL)
{
return 0U;
}
if (pipeType == USB_ENDPOINT_INTERRUPT)
{
if (direction == USB_IN)
{
return hidInstance->inPacketSize;
}
else
{
return hidInstance->outPacketSize;
}
}
return 0;
}
usb_status_t USB_HostHidRecv(usb_host_class_handle classHandle,
uint8_t *buffer,
uint32_t bufferLength,
transfer_callback_t callbackFn,
void *callbackParam)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)classHandle;
usb_host_transfer_t *transfer;
if (classHandle == NULL)
{
return kStatus_USB_InvalidHandle;
}
if (hidInstance->inPipe == NULL)
{
return kStatus_USB_Error;
}
/* malloc one transfer */
if (USB_HostMallocTransfer(hidInstance->hostHandle, &transfer) != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error to get transfer\r\n");
#endif
return kStatus_USB_Busy;
}
/* save the application callback function */
hidInstance->inCallbackFn = callbackFn;
hidInstance->inCallbackParam = callbackParam;
/* initialize transfer */
transfer->transferBuffer = buffer;
transfer->transferLength = bufferLength;
transfer->callbackFn = USB_HostHidInPipeCallback;
transfer->callbackParam = hidInstance;
if (USB_HostRecv(hidInstance->hostHandle, hidInstance->inPipe, transfer) !=
kStatus_USB_Success) /* call host driver api */
{
#ifdef HOST_ECHO
usb_echo("failed to USB_HostRecv\r\n");
#endif
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
return kStatus_USB_Error;
}
return kStatus_USB_Success;
}
usb_status_t USB_HostHidSend(usb_host_class_handle classHandle,
uint8_t *buffer,
uint32_t bufferLength,
transfer_callback_t callbackFn,
void *callbackParam)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)classHandle;
usb_host_transfer_t *transfer;
if (classHandle == NULL)
{
return kStatus_USB_InvalidHandle;
}
if (hidInstance->outPipe == NULL)
{
return kStatus_USB_Error;
}
/* malloc one transfer */
if (USB_HostMallocTransfer(hidInstance->hostHandle, &transfer) != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error to get transfer\r\n");
#endif
return kStatus_USB_Error;
}
/* save the application callback function */
hidInstance->outCallbackFn = callbackFn;
hidInstance->outCallbackParam = callbackParam;
/* initialize transfer */
transfer->transferBuffer = buffer;
transfer->transferLength = bufferLength;
transfer->callbackFn = USB_HostHidOutPipeCallback;
transfer->callbackParam = hidInstance;
if (USB_HostSend(hidInstance->hostHandle, hidInstance->outPipe, transfer) !=
kStatus_USB_Success) /* call host driver api */
{
#ifdef HOST_ECHO
usb_echo("failed to USB_HostSend\r\n");
#endif
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
return kStatus_USB_Error;
}
return kStatus_USB_Success;
}
static usb_status_t USB_HostHidControl(usb_host_class_handle classHandle,
uint8_t requestType,
uint8_t request,
uint8_t wvalueL,
uint8_t wvalueH,
uint16_t wlength,
uint8_t *data,
transfer_callback_t callbackFn,
void *callbackParam)
{
usb_host_hid_instance_t *hidInstance = (usb_host_hid_instance_t *)classHandle;
usb_host_transfer_t *transfer;
if (classHandle == NULL)
{
return kStatus_USB_InvalidHandle;
}
/* malloc one transfer */
if (USB_HostMallocTransfer(hidInstance->hostHandle, &transfer) != kStatus_USB_Success)
{
#ifdef HOST_ECHO
usb_echo("error to get transfer\r\n");
#endif
return kStatus_USB_Busy;
}
/* save the application callback function */
hidInstance->controlCallbackFn = callbackFn;
hidInstance->controlCallbackParam = callbackParam;
/* initialize transfer */
transfer->transferBuffer = data;
transfer->transferLength = wlength;
transfer->callbackFn = USB_HostHidControlCallback;
transfer->callbackParam = hidInstance;
transfer->setupPacket->bmRequestType = requestType;
transfer->setupPacket->bRequest = request;
transfer->setupPacket->wValue = USB_SHORT_TO_LITTLE_ENDIAN(wvalueL | (uint16_t)((uint16_t)wvalueH << 8));
transfer->setupPacket->wIndex = USB_SHORT_TO_LITTLE_ENDIAN(
((usb_host_interface_t *)hidInstance->interfaceHandle)->interfaceDesc->bInterfaceNumber);
transfer->setupPacket->wLength = USB_SHORT_TO_LITTLE_ENDIAN(wlength);
if (USB_HostSendSetup(hidInstance->hostHandle, hidInstance->controlPipe, transfer) !=
kStatus_USB_Success) /* call host driver api */
{
#ifdef HOST_ECHO
usb_echo("failed for USB_HostSendSetup\r\n");
#endif
(void)USB_HostFreeTransfer(hidInstance->hostHandle, transfer);
return kStatus_USB_Error;
}
hidInstance->controlTransfer = transfer;
return kStatus_USB_Success;
}
usb_status_t USB_HostHidGetReportDescriptor(usb_host_class_handle classHandle,
uint8_t *buffer,
uint16_t buffer_len,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_IN | USB_REQUEST_TYPE_TYPE_STANDARD | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_REQUEST_STANDARD_GET_DESCRIPTOR, 0, USB_DESCRIPTOR_TYPE_HID_REPORT, buffer_len, buffer, callbackFn,
callbackParam);
}
usb_status_t USB_HostHidGetIdle(usb_host_class_handle classHandle,
uint8_t reportId,
uint8_t *idleRate,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_IN | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_HOST_HID_GET_IDLE, reportId, 0, 1, idleRate, callbackFn, callbackParam);
}
usb_status_t USB_HostHidSetIdle(usb_host_class_handle classHandle,
uint8_t reportId,
uint8_t idleRate,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_HOST_HID_SET_IDLE, reportId, idleRate, 0, NULL, callbackFn, callbackParam);
}
usb_status_t USB_HostHidGetProtocol(usb_host_class_handle classHandle,
uint8_t *protocol,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_IN | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_HOST_HID_GET_PROTOCOL, 0, 0, 1, protocol, callbackFn, callbackParam);
}
usb_status_t USB_HostHidSetProtocol(usb_host_class_handle classHandle,
uint8_t protocol,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_HOST_HID_SET_PROTOCOL, protocol, 0, 0, NULL, callbackFn, callbackParam);
}
usb_status_t USB_HostHidGetReport(usb_host_class_handle classHandle,
uint8_t reportId,
uint8_t reportType,
uint8_t *buffer,
uint32_t bufferLength,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_IN | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_HOST_HID_GET_REPORT, reportId, reportType, (uint16_t)bufferLength, buffer, callbackFn, callbackParam);
}
usb_status_t USB_HostHidSetReport(usb_host_class_handle classHandle,
uint8_t reportId,
uint8_t reportType,
uint8_t *buffer,
uint32_t bufferLength,
transfer_callback_t callbackFn,
void *callbackParam)
{
return USB_HostHidControl(
classHandle, USB_REQUEST_TYPE_DIR_OUT | USB_REQUEST_TYPE_TYPE_CLASS | USB_REQUEST_TYPE_RECIPIENT_INTERFACE,
USB_HOST_HID_SET_REPORT, reportId, reportType, (uint16_t)bufferLength, buffer, callbackFn, callbackParam);
}
#endif /* USB_HOST_CONFIG_HID */