Minor documentation enhancements.

[pub/lufa.git] / LUFA / Drivers / USB / Class / Device / Audio.c

diff --git a/LUFA/Drivers/USB/Class/Device/Audio.c b/LUFA/Drivers/USB/Class/Device/Audio.c
index 241fd7f..3028533 100644 (file)
--- a/LUFA/Drivers/USB/Class/Device/Audio.c
+++ b/LUFA/Drivers/USB/Class/Device/Audio.c
@@ -49,35 +49,43 @@ void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const Audi
                        if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_INTERFACE))
                        {
                                Endpoint_ClearSETUP();
-                               
-                               AudioInterfaceInfo->State.InterfaceEnabled = ((USB_ControlRequest.wValue & 0xFF) != 0);
-                                 
                                Endpoint_ClearStatusStage();
+
+                               AudioInterfaceInfo->State.InterfaceEnabled = ((USB_ControlRequest.wValue & 0xFF) != 0);
                        }
 
                        break;
        }
 }
 
-bool Audio_Device_ConfigureEndpoints(USB_ClassInfo_Audio_Device_t* AudioInterfaceInfo)
+bool Audio_Device_ConfigureEndpoints(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
 {
        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;
+
+               if (EndpointNum == AudioInterfaceInfo->Config.DataINEndpointNumber)
                {
-                       return false;
+                       Size         = AudioInterfaceInfo->Config.DataINEndpointSize;
+                       Direction    = ENDPOINT_DIR_IN;
+                       Type         = EP_TYPE_ISOCHRONOUS;
                }
-       }
-
-       if (AudioInterfaceInfo->Config.DataOUTEndpointNumber)
-       {
-               if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->Config.DataOUTEndpointNumber, EP_TYPE_ISOCHRONOUS,
-                                                                                ENDPOINT_DIR_OUT, AudioInterfaceInfo->Config.DataOUTEndpointSize,
-                                                                                ENDPOINT_BANK_DOUBLE)))
+               else if (EndpointNum == AudioInterfaceInfo->Config.DataOUTEndpointNumber)
+               {
+                       Size         = AudioInterfaceInfo->Config.DataOUTEndpointSize;
+                       Direction    = ENDPOINT_DIR_OUT;
+                       Type         = EP_TYPE_ISOCHRONOUS;
+               }
+               else
+               {
+                       continue;
+               }
+               
+               if (!(Endpoint_ConfigureEndpoint(EndpointNum, Type, Direction, Size, ENDPOINT_BANK_DOUBLE)))
                {
                        return false;
                }