/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2011.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ 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
+ 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
+ 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
*/
#define __INCLUDE_FROM_USB_DRIVER
-#include "../../HighLevel/USBMode.h"
+#include "../../Core/USBMode.h"
+
#if defined(USB_CAN_BE_DEVICE)
#define __INCLUDE_FROM_AUDIO_DRIVER
+#define __INCLUDE_FROM_AUDIO_DEVICE_C
#include "Audio.h"
void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
{
if (!(Endpoint_IsSETUPReceived()))
return;
-
- if (USB_ControlRequest.wIndex != AudioInterfaceInfo->Config.StreamingInterfaceNumber)
- 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_DESCRIPTOR_DIR_IN | AudioInterfaceInfo->Config.DataINEndpointNumber)));
+
+ EndpointFilterMatch |= (AudioInterfaceInfo->Config.DataOUTEndpointNumber &&
+ ((uint8_t)USB_ControlRequest.wIndex == (ENDPOINT_DESCRIPTOR_DIR_OUT | AudioInterfaceInfo->Config.DataOUTEndpointNumber)));
+
+ if (!(EndpointFilterMatch))
+ return;
+ }
switch (USB_ControlRequest.bRequest)
{
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;
}
}
{
memset(&AudioInterfaceInfo->State, 0x00, sizeof(AudioInterfaceInfo->State));
- if (AudioInterfaceInfo->Config.DataINEndpointNumber)
+ for (uint8_t EndpointNum = 1; EndpointNum < ENDPOINT_TOTAL_ENDPOINTS; EndpointNum++)
{
- if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_ISOCHRONOUS,
- ENDPOINT_DIR_IN, AudioInterfaceInfo->Config.DataINEndpointSize,
- ENDPOINT_BANK_DOUBLE)))
+ uint16_t Size;
+ uint8_t Type;
+ uint8_t Direction;
+ bool DoubleBanked;
+
+ if (EndpointNum == AudioInterfaceInfo->Config.DataINEndpointNumber)
{
- return false;
+ 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 (AudioInterfaceInfo->Config.DataOUTEndpointNumber)
- {
- if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->Config.DataOUTEndpointNumber, EP_TYPE_ISOCHRONOUS,
- ENDPOINT_DIR_OUT, AudioInterfaceInfo->Config.DataOUTEndpointSize,
- ENDPOINT_BANK_DOUBLE)))
+ if (!(Endpoint_ConfigureEndpoint(EndpointNum, Type, Direction, Size,
+ DoubleBanked ? ENDPOINT_BANK_DOUBLE : ENDPOINT_BANK_SINGLE)))
{
return false;
}
}
-
+
return true;
}
-#endif
\ No newline at end of file
+void Audio_Device_Event_Stub(void)
+{
+
+}
+
+#endif