Minor cleanups to DualCDC ClassDriver device demo for clarity.
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Device / HID.c
index 5f8ccfb..43f11ee 100644 (file)
   this software.\r
 */\r
 \r
+#include "../../HighLevel/USBMode.h"\r
+#if defined(USB_CAN_BE_DEVICE)\r
+\r
 #include "HID.h"\r
 \r
-void USB_HID_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo)\r
+void HID_Device_ProcessControlPacket(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)\r
 {\r
        if (!(Endpoint_IsSETUPReceived()))\r
          return;\r
          \r
-       if (USB_ControlRequest.wIndex != HIDInterfaceInfo->InterfaceNumber)\r
-         return;\r
+       if ((USB_ControlRequest.wIndex   != HIDInterfaceInfo->Config.InterfaceNumber) &&\r
+           (USB_ControlRequest.bRequest != REQ_SetIdle))\r
+       {\r
+               return;\r
+       }\r
 \r
        switch (USB_ControlRequest.bRequest)\r
        {\r
@@ -45,12 +51,13 @@ void USB_HID_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo)
                        {\r
                                Endpoint_ClearSETUP();  \r
 \r
-                               uint8_t  ReportINData[HIDInterfaceInfo->ReportINBufferSize];\r
+                               uint8_t  ReportINData[HIDInterfaceInfo->Config.ReportINBufferSize];\r
                                uint16_t ReportINSize;\r
+                               uint8_t  ReportID = (USB_ControlRequest.wValue & 0xFF);\r
 \r
                                memset(ReportINData, 0, sizeof(ReportINData));\r
-\r
-                               ReportINSize = CALLBACK_USB_HID_CreateNextHIDReport(HIDInterfaceInfo, ReportINData);\r
+                               \r
+                               ReportINSize = CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, ReportINData);\r
 \r
                                Endpoint_Write_Control_Stream_LE(ReportINData, ReportINSize);\r
                                Endpoint_ClearOUT();\r
@@ -64,11 +71,12 @@ void USB_HID_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo)
                                \r
                                uint16_t ReportOUTSize = USB_ControlRequest.wLength;\r
                                uint8_t  ReportOUTData[ReportOUTSize];\r
+                               uint8_t  ReportID = (USB_ControlRequest.wValue & 0xFF);\r
 \r
                                Endpoint_Read_Control_Stream_LE(ReportOUTData, ReportOUTSize);\r
                                Endpoint_ClearIN();\r
                                \r
-                               CALLBACK_USB_HID_ProcessReceivedHIDReport(HIDInterfaceInfo, ReportOUTData, ReportOUTSize);\r
+                               CALLBACK_HID_Device_ProcessHIDReport(HIDInterfaceInfo, ReportID, ReportOUTData, ReportOUTSize);\r
                        }\r
                        \r
                        break;\r
@@ -77,11 +85,10 @@ void USB_HID_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo)
                        {\r
                                Endpoint_ClearSETUP();\r
 \r
-                               Endpoint_Write_Byte(HIDInterfaceInfo->UsingReportProtocol);\r
+                               Endpoint_Write_Byte(HIDInterfaceInfo->State.UsingReportProtocol);\r
                                Endpoint_ClearIN();\r
 \r
-                               while (!(Endpoint_IsOUTReceived()));\r
-                               Endpoint_ClearOUT();\r
+                               Endpoint_ClearStatusStage();\r
                        }\r
                        \r
                        break;\r
@@ -90,22 +97,24 @@ void USB_HID_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo)
                        {\r
                                Endpoint_ClearSETUP();\r
 \r
-                               HIDInterfaceInfo->UsingReportProtocol = (USB_ControlRequest.wValue != 0x0000);\r
+                               HIDInterfaceInfo->State.UsingReportProtocol = (USB_ControlRequest.wValue != 0x0000);\r
                                \r
-                               while (!(Endpoint_IsINReady()));\r
-                               Endpoint_ClearIN();\r
+                               Endpoint_ClearStatusStage();\r
                        }\r
                        \r
                        break;\r
                case REQ_SetIdle:\r
                        if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
                        {\r
-                               Endpoint_ClearSETUP();\r
-                               \r
-                               HIDInterfaceInfo->IdleCount = ((USB_ControlRequest.wValue >> 8) << 2);\r
-                               \r
-                               while (!(Endpoint_IsINReady()));\r
-                               Endpoint_ClearIN();\r
+                               if ((USB_ControlRequest.wIndex         == HIDInterfaceInfo->Config.InterfaceNumber) ||\r
+                                   (USB_ControlRequest.wValue & 0xFF) == 0)\r
+                               {\r
+                                       Endpoint_ClearSETUP();\r
+                                       \r
+                                       HIDInterfaceInfo->State.IdleCount = ((USB_ControlRequest.wValue & 0xFF00) >> 6);\r
+                                       \r
+                                       Endpoint_ClearStatusStage();\r
+                               }\r
                        }\r
                        \r
                        break;\r
@@ -114,80 +123,62 @@ void USB_HID_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo)
                        {               \r
                                Endpoint_ClearSETUP();\r
                                \r
-                               Endpoint_Write_Byte(HIDInterfaceInfo->IdleCount >> 2);\r
+                               Endpoint_Write_Byte(HIDInterfaceInfo->State.IdleCount >> 2);\r
                                Endpoint_ClearIN();\r
 \r
-                               while (!(Endpoint_IsOUTReceived()));\r
-                               Endpoint_ClearOUT();\r
+                               Endpoint_ClearStatusStage();\r
                        }\r
 \r
                        break;\r
        }\r
 }\r
 \r
-bool USB_HID_ConfigureEndpoints(USB_ClassInfo_HID_t* HIDInterfaceInfo)\r
+bool HID_Device_ConfigureEndpoints(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)\r
 {\r
-       HIDInterfaceInfo->UsingReportProtocol = true;\r
+       memset(&HIDInterfaceInfo->State, 0x00, sizeof(HIDInterfaceInfo->State));\r
+       HIDInterfaceInfo->State.IdleCount = 500;\r
+       HIDInterfaceInfo->State.UsingReportProtocol = true;\r
 \r
-       if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->ReportINEndpointNumber, EP_TYPE_INTERRUPT,\r
-                                                                        ENDPOINT_DIR_IN, HIDInterfaceInfo->ReportINEndpointSize, ENDPOINT_BANK_SINGLE)))\r
+       if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber, EP_TYPE_INTERRUPT,\r
+                                                                        ENDPOINT_DIR_IN, HIDInterfaceInfo->Config.ReportINEndpointSize, ENDPOINT_BANK_SINGLE)))\r
        {\r
                return false;\r
        }\r
        \r
-       if (HIDInterfaceInfo->ReportOUTEndpointNumber)\r
-       {\r
-               if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->ReportOUTEndpointNumber, EP_TYPE_INTERRUPT,\r
-                                                                                ENDPOINT_DIR_OUT, HIDInterfaceInfo->ReportOUTEndpointSize, ENDPOINT_BANK_SINGLE)))\r
-               {\r
-                       return false;\r
-               }\r
-       }\r
-       \r
        return true;\r
 }\r
                \r
-void USB_HID_USBTask(USB_ClassInfo_HID_t* HIDInterfaceInfo)\r
+void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)\r
 {\r
-       if (!(USB_IsConnected))\r
+       if (USB_DeviceState != DEVICE_STATE_Configured)\r
          return;\r
 \r
-       Endpoint_SelectEndpoint(HIDInterfaceInfo->ReportINEndpointNumber);\r
+       Endpoint_SelectEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber);\r
        \r
        if (Endpoint_IsReadWriteAllowed() &&\r
-           !(HIDInterfaceInfo->IdleCount && HIDInterfaceInfo->IdleMSRemaining))\r
+           !(HIDInterfaceInfo->State.IdleCount && HIDInterfaceInfo->State.IdleMSRemaining))\r
        {\r
-               if (HIDInterfaceInfo->IdleCount && !(HIDInterfaceInfo->IdleMSRemaining))\r
-                 HIDInterfaceInfo->IdleMSRemaining = HIDInterfaceInfo->IdleCount;\r
+               if (HIDInterfaceInfo->State.IdleCount && !(HIDInterfaceInfo->State.IdleMSRemaining))\r
+                 HIDInterfaceInfo->State.IdleMSRemaining = HIDInterfaceInfo->State.IdleCount;\r
 \r
-               uint8_t  ReportINData[HIDInterfaceInfo->ReportINBufferSize];\r
+               uint8_t  ReportINData[HIDInterfaceInfo->Config.ReportINBufferSize];\r
                uint16_t ReportINSize;\r
+               uint8_t  ReportID = 0;\r
 \r
                memset(ReportINData, 0, sizeof(ReportINData));\r
 \r
-               ReportINSize = CALLBACK_USB_HID_CreateNextHIDReport(HIDInterfaceInfo, ReportINData);\r
+               ReportINSize = CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, ReportINData);\r
 \r
                if (ReportINSize)\r
-                 Endpoint_Write_Stream_LE(ReportINData, ReportINSize, NO_STREAM_CALLBACK);\r
-               \r
-               Endpoint_ClearIN();\r
-       }\r
-       \r
-       if (HIDInterfaceInfo->ReportOUTEndpointNumber)\r
-       {\r
-               Endpoint_SelectEndpoint(HIDInterfaceInfo->ReportOUTEndpointNumber);\r
-               \r
-               if (Endpoint_IsOUTReceived())\r
                {\r
-                       uint16_t ReportOUTSize = Endpoint_BytesInEndpoint();\r
-                       uint8_t  ReportOUTData[ReportOUTSize];\r
-                       \r
-                       if (ReportOUTSize)\r
-                         Endpoint_Read_Stream_LE(ReportOUTData, ReportOUTSize, NO_STREAM_CALLBACK);\r
-                         \r
-                       CALLBACK_USB_HID_ProcessReceivedHIDReport(HIDInterfaceInfo, ReportOUTData, ReportOUTSize);\r
-                       \r
-                       Endpoint_ClearOUT();\r
+                       if (ReportID)\r
+                         Endpoint_Write_Stream_LE(&ReportID, sizeof(ReportID), NO_STREAM_CALLBACK);\r
+\r
+                       Endpoint_Write_Stream_LE(ReportINData, ReportINSize, NO_STREAM_CALLBACK);\r
                }\r
+               \r
+               Endpoint_ClearIN();\r
        }\r
 }\r
+\r
+#endif\r