Oops - with new changes to the way the device Configuration Descriptor is retrieved...
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Device / Audio.c
index f53d73e..c4fbc3d 100644 (file)
   this software.\r
 */\r
 \r
+#include "../../HighLevel/USBMode.h"\r
+#if defined(USB_CAN_BE_DEVICE)\r
+\r
 #include "Audio.h"\r
 \r
-void Audio_Device_ProcessControlPacket(USB_ClassInfo_Audio_t* AudioInterfaceInfo)\r
+void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
        if (!(Endpoint_IsSETUPReceived()))\r
          return;\r
          \r
-       if (USB_ControlRequest.wIndex != AudioInterfaceInfo->StreamingInterfaceNumber)\r
+       if (USB_ControlRequest.wIndex != AudioInterfaceInfo->Config.StreamingInterfaceNumber)\r
          return;\r
 \r
        switch (USB_ControlRequest.bRequest)\r
@@ -45,115 +48,124 @@ void Audio_Device_ProcessControlPacket(USB_ClassInfo_Audio_t* AudioInterfaceInfo
                        {\r
                                Endpoint_ClearSETUP();\r
                                \r
-                               AudioInterfaceInfo->InterfaceEnabled = (USB_ControlRequest.wValue != 0);\r
+                               AudioInterfaceInfo->State.InterfaceEnabled = (USB_ControlRequest.wValue != 0);\r
                                  \r
-                               while (!(Endpoint_IsINReady()));\r
-                               Endpoint_ClearIN();\r
+                               Endpoint_ClearStatusStage();\r
                        }\r
 \r
                        break;\r
        }\r
 }\r
 \r
-bool Audio_Device_ConfigureEndpoints(USB_ClassInfo_Audio_t* AudioInterfaceInfo)\r
+bool Audio_Device_ConfigureEndpoints(USB_ClassInfo_Audio_Device_t* AudioInterfaceInfo)\r
 {\r
-       if (AudioInterfaceInfo->DataINEndpointNumber)\r
+       memset(&AudioInterfaceInfo->State, 0x00, sizeof(AudioInterfaceInfo->State));\r
+\r
+       if (AudioInterfaceInfo->Config.DataINEndpointNumber)\r
        {\r
-               if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->DataINEndpointNumber, EP_TYPE_ISOCHRONOUS,\r
-                                                                                ENDPOINT_DIR_IN, AudioInterfaceInfo->DataINEndpointSize,\r
+               if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_ISOCHRONOUS,\r
+                                                                                ENDPOINT_DIR_IN, AudioInterfaceInfo->Config.DataINEndpointSize,\r
                                                                                 ENDPOINT_BANK_DOUBLE)))\r
                {\r
                        return false;\r
                }\r
        }\r
 \r
-       if (AudioInterfaceInfo->DataOUTEndpointNumber)\r
+       if (AudioInterfaceInfo->Config.DataOUTEndpointNumber)\r
        {\r
-               if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->DataOUTEndpointNumber, EP_TYPE_ISOCHRONOUS,\r
-                                                                                ENDPOINT_DIR_OUT, AudioInterfaceInfo->DataOUTEndpointSize,\r
+               if (!(Endpoint_ConfigureEndpoint(AudioInterfaceInfo->Config.DataOUTEndpointNumber, EP_TYPE_ISOCHRONOUS,\r
+                                                                                ENDPOINT_DIR_OUT, AudioInterfaceInfo->Config.DataOUTEndpointSize,\r
                                                                                 ENDPOINT_BANK_DOUBLE)))\r
                {\r
                        return false;\r
                }\r
        }\r
-\r
+       \r
        return true;\r
 }\r
 \r
-void Audio_Device_USBTask(USB_ClassInfo_Audio_t* AudioInterfaceInfo)\r
+void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
 \r
 }\r
 \r
-int8_t Audio_Device_ReadSample8(void)\r
+int8_t Audio_Device_ReadSample8(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
        int8_t Sample;\r
 \r
        Sample = Endpoint_Read_Byte();\r
 \r
-       if (!(Endpoint_IsReadWriteAllowed()))\r
+       if (!(Endpoint_BytesInEndpoint()))\r
          Endpoint_ClearOUT();\r
        \r
        return Sample;\r
 }\r
 \r
-int16_t Audio_Device_ReadSample16(void)\r
+int16_t Audio_Device_ReadSample16(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
        int16_t Sample;\r
 \r
        Sample = (int16_t)Endpoint_Read_Word_LE();\r
                  \r
-       if (!(Endpoint_IsReadWriteAllowed()))\r
+       if (!(Endpoint_BytesInEndpoint()))\r
          Endpoint_ClearOUT();\r
 \r
        return Sample;\r
 }\r
 \r
-int32_t Audio_Device_ReadSample24(void)\r
+int32_t Audio_Device_ReadSample24(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
        int32_t Sample;\r
 \r
        Sample = (((uint32_t)Endpoint_Read_Byte() << 16) | Endpoint_Read_Word_LE());\r
                  \r
-       if (!(Endpoint_IsReadWriteAllowed()))\r
+       if (!(Endpoint_BytesInEndpoint()))\r
          Endpoint_ClearOUT();\r
 \r
        return Sample;\r
 }\r
 \r
-void Audio_Device_WriteSample8(int8_t Sample)\r
+void Audio_Device_WriteSample8(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, const int8_t Sample)\r
 {\r
        Endpoint_Write_Byte(Sample);\r
 \r
-       if (!(Endpoint_IsReadWriteAllowed()))\r
+       if (Endpoint_BytesInEndpoint() == AudioInterfaceInfo->Config.DataINEndpointSize)\r
          Endpoint_ClearIN();\r
 }\r
 \r
-void Audio_Device_WriteSample16(int16_t Sample)\r
+void Audio_Device_WriteSample16(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, const int16_t Sample)\r
 {\r
        Endpoint_Write_Word_LE(Sample);\r
 \r
-       if (!(Endpoint_IsReadWriteAllowed()))\r
+       if (Endpoint_BytesInEndpoint() == AudioInterfaceInfo->Config.DataINEndpointSize)\r
          Endpoint_ClearIN();\r
 }\r
 \r
-void Audio_Device_WriteSample24(int32_t Sample)\r
+void Audio_Device_WriteSample24(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, const int32_t Sample)\r
 {\r
        Endpoint_Write_Byte(Sample >> 16);\r
        Endpoint_Write_Word_LE(Sample);\r
 \r
-       if (!(Endpoint_IsReadWriteAllowed()))\r
+       if (Endpoint_BytesInEndpoint() == AudioInterfaceInfo->Config.DataINEndpointSize)\r
          Endpoint_ClearIN();\r
 }\r
 \r
-bool Audio_Device_IsSampleReceived(USB_ClassInfo_Audio_t* AudioInterfaceInfo)\r
+bool Audio_Device_IsSampleReceived(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
-       Endpoint_SelectEndpoint(AudioInterfaceInfo->DataOUTEndpointNumber);\r
+       if ((USB_DeviceState != DEVICE_STATE_Configured) || !(AudioInterfaceInfo->State.InterfaceEnabled))\r
+         return false;\r
+       \r
+       Endpoint_SelectEndpoint(AudioInterfaceInfo->Config.DataOUTEndpointNumber);      \r
        return Endpoint_IsOUTReceived();\r
 }\r
 \r
-bool Audio_Device_IsReadyForNextSample(USB_ClassInfo_Audio_t* AudioInterfaceInfo)\r
+bool Audio_Device_IsReadyForNextSample(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)\r
 {\r
-       Endpoint_SelectEndpoint(AudioInterfaceInfo->DataINEndpointNumber);\r
+       if ((USB_DeviceState != DEVICE_STATE_Configured) || !(AudioInterfaceInfo->State.InterfaceEnabled))\r
+         return false;\r
+       \r
+       Endpoint_SelectEndpoint(AudioInterfaceInfo->Config.DataINEndpointNumber);\r
        return Endpoint_IsINReady();\r
 }\r
+\r
+#endif
\ No newline at end of file