diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Device/Audio.c')
| -rw-r--r-- | LUFA/Drivers/USB/Class/Device/Audio.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/Audio.c b/LUFA/Drivers/USB/Class/Device/Audio.c index 8c5c9960d..f183fdedd 100644 --- a/LUFA/Drivers/USB/Class/Device/Audio.c +++ b/LUFA/Drivers/USB/Class/Device/Audio.c @@ -45,6 +45,22 @@ void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const Audi 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) + { + if (!((AudioInterfaceInfo->Config.DataINEndpointNumber && + (USB_ControlRequest.wIndex == AudioInterfaceInfo->Config.DataINEndpointNumber)) || + (AudioInterfaceInfo->Config.DataOUTEndpointNumber && + (USB_ControlRequest.wIndex == AudioInterfaceInfo->Config.DataOUTEndpointNumber)))) + { + return; + } + } + switch (USB_ControlRequest.bRequest) { case REQ_SetInterface: @@ -64,6 +80,53 @@ void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const Audi 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 EndpointIndex = (uint8_t)USB_ControlRequest.wIndex; + uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8); + + if (CALLBACK_Audio_GetSetEndpointProperty(AudioInterfaceInfo, EndpointProperty, EndpointIndex, 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_GetSetEndpointProperty(AudioInterfaceInfo, EndpointProperty, EndpointIndex, 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 EndpointIndex = (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_GetSetEndpointProperty(AudioInterfaceInfo, EndpointProperty, EndpointIndex, EndpointControl, &ValueLength, Value)) + { + Endpoint_ClearSETUP(); + Endpoint_Write_Control_Stream_LE(Value, ValueLength); + Endpoint_ClearOUT(); + } + } + + break; } } |