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Added Class, ClassDevice, ClassHost and ClassCommon to the internal class driver source filenames to prevent ambiguities.

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Dean Camera 2011-11-18 06:26:51 +00:00
parent 3e04487279
commit eb2e883fd3
54 changed files with 76 additions and 72 deletions
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182
LUFA/Drivers/USB/Class/Device/AudioClassDevice.c Normal file
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/*
LUFA Library
Copyright (C) Dean Camera, 2011.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#define __INCLUDE_FROM_USB_DRIVER
#include "../../Core/USBMode.h"
#if defined(USB_CAN_BE_DEVICE)
#define __INCLUDE_FROM_AUDIO_DRIVER
#define __INCLUDE_FROM_AUDIO_DEVICE_C
#include "AudioClassDevice.h"
void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
{
if (!(Endpoint_IsSETUPReceived()))
return;
if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT) == REQREC_INTERFACE)
{
if (USB_ControlRequest.wIndex != AudioInterfaceInfo->Config.StreamingInterfaceNumber)
return;
}
else if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT) == REQREC_ENDPOINT)
{
bool EndpointFilterMatch = false;
EndpointFilterMatch |= (AudioInterfaceInfo->Config.DataINEndpointNumber &&
((uint8_t)USB_ControlRequest.wIndex == (ENDPOINT_DIR_IN | AudioInterfaceInfo->Config.DataINEndpointNumber)));
EndpointFilterMatch |= (AudioInterfaceInfo->Config.DataOUTEndpointNumber &&
((uint8_t)USB_ControlRequest.wIndex == (ENDPOINT_DIR_OUT | AudioInterfaceInfo->Config.DataOUTEndpointNumber)));
if (!(EndpointFilterMatch))
return;
}
switch (USB_ControlRequest.bRequest)
{
case REQ_SetInterface:
if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_INTERFACE))
{
Endpoint_ClearSETUP();
Endpoint_ClearStatusStage();
AudioInterfaceInfo->State.InterfaceEnabled = ((USB_ControlRequest.wValue & 0xFF) != 0);
EVENT_Audio_Device_StreamStartStop(AudioInterfaceInfo);
}
break;
case AUDIO_REQ_GetStatus:
if ((USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) ||
(USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_ENDPOINT)))
{
Endpoint_ClearSETUP();
Endpoint_ClearStatusStage();
}
break;
case AUDIO_REQ_SetCurrent:
case AUDIO_REQ_SetMinimum:
case AUDIO_REQ_SetMaximum:
case AUDIO_REQ_SetResolution:
if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_ENDPOINT))
{
uint8_t EndpointProperty = USB_ControlRequest.bRequest;
uint8_t EndpointAddress = (uint8_t)USB_ControlRequest.wIndex;
uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
if (CALLBACK_Audio_Device_GetSetEndpointProperty(AudioInterfaceInfo, EndpointProperty, EndpointAddress,
EndpointControl, NULL, NULL))
{
uint16_t ValueLength = USB_ControlRequest.wLength;
uint8_t Value[ValueLength];
Endpoint_ClearSETUP();
Endpoint_Read_Control_Stream_LE(Value, ValueLength);
Endpoint_ClearIN();
CALLBACK_Audio_Device_GetSetEndpointProperty(AudioInterfaceInfo, EndpointProperty, EndpointAddress,
EndpointControl, &ValueLength, Value);
}
}
break;
case AUDIO_REQ_GetCurrent:
case AUDIO_REQ_GetMinimum:
case AUDIO_REQ_GetMaximum:
case AUDIO_REQ_GetResolution:
if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_ENDPOINT))
{
uint8_t EndpointProperty = USB_ControlRequest.bRequest;
uint8_t EndpointAddress = (uint8_t)USB_ControlRequest.wIndex;
uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
uint16_t ValueLength = USB_ControlRequest.wLength;
uint8_t Value[ValueLength];
if (CALLBACK_Audio_Device_GetSetEndpointProperty(AudioInterfaceInfo, EndpointProperty, EndpointAddress,
EndpointControl, &ValueLength, Value))
{
Endpoint_ClearSETUP();
Endpoint_Write_Control_Stream_LE(Value, ValueLength);
Endpoint_ClearOUT();
}
}
break;
}
}
bool Audio_Device_ConfigureEndpoints(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
{
memset(&AudioInterfaceInfo->State, 0x00, sizeof(AudioInterfaceInfo->State));
for (uint8_t EndpointNum = 1; EndpointNum < ENDPOINT_TOTAL_ENDPOINTS; EndpointNum++)
{
uint16_t Size;
uint8_t Type;
uint8_t Direction;
bool DoubleBanked;
if (EndpointNum == AudioInterfaceInfo->Config.DataINEndpointNumber)
{
Size = AudioInterfaceInfo->Config.DataINEndpointSize;
Direction = ENDPOINT_DIR_IN;
Type = EP_TYPE_ISOCHRONOUS;
DoubleBanked = true;
}
else if (EndpointNum == AudioInterfaceInfo->Config.DataOUTEndpointNumber)
{
Size = AudioInterfaceInfo->Config.DataOUTEndpointSize;
Direction = ENDPOINT_DIR_OUT;
Type = EP_TYPE_ISOCHRONOUS;
DoubleBanked = true;
}
else
{
continue;
}
if (!(Endpoint_ConfigureEndpoint(EndpointNum, Type, Direction, Size,
DoubleBanked ? ENDPOINT_BANK_DOUBLE : ENDPOINT_BANK_SINGLE)))
{
return false;
}
}
return true;
}
void Audio_Device_Event_Stub(void)
{
}
#endif