Break device mode class driver interfaces into seperate config and state structs which are then combined, for clarity. Move device mode class driver interfaces back into the device mode class driver headers from the common class headers to make room for host class interfaces.

2 files changed, 22 insertions, 13 deletions

diff --git a/Demos/Device/ClassDriver/Mouse/Mouse.c b/Demos/Device/ClassDriver/Mouse/Mouse.c
index 22c4b5528..0d63c7a76 100644
--- a/Demos/Device/ClassDriver/Mouse/Mouse.c
+++ b/Demos/Device/ClassDriver/Mouse/Mouse.c
@@ -40,14 +40,22 @@
  *  passed to all HID Class driver functions, so that multiple instances of the same class

  *  within a device can be differentiated from one another.

  */

-USB_ClassInfo_HID_t Mouse_HID_Interface =

+USB_ClassInfo_HID_Device_t Mouse_HID_Interface =

 	{

-		.InterfaceNumber         = 0,

-

-		.ReportINEndpointNumber  = MOUSE_EPNUM,

-		.ReportINEndpointSize    = MOUSE_EPSIZE,

-

-		.ReportINBufferSize      = sizeof(USB_MouseReport_Data_t),

+		.Config =

+			{

+				.InterfaceNumber         = 0,

+

+				.ReportINEndpointNumber  = MOUSE_EPNUM,

+				.ReportINEndpointSize    = MOUSE_EPSIZE,

+

+				.ReportINBufferSize      = sizeof(USB_MouseReport_Data_t),

+			},

+			

+		.State =

+			{

+				// Leave all state values to their defaults

+			}			

 	};

 

 /** Main program entry point. This routine contains the overall program flow, including initial

@@ -119,8 +127,8 @@ void EVENT_USB_UnhandledControlPacket(void)
 /** ISR to keep track of each millisecond interrupt, for determining the HID class idle period remaining when set. */

 ISR(TIMER0_COMPA_vect, ISR_BLOCK)

 {

-	if (Mouse_HID_Interface.IdleMSRemaining)

-	  Mouse_HID_Interface.IdleMSRemaining--;

+	if (Mouse_HID_Interface.State.IdleMSRemaining)

+	  Mouse_HID_Interface.State.IdleMSRemaining--;

 }

 

 /** HID class driver callback function for the creation of HID reports to the host.

@@ -131,7 +139,7 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
  *

  *  \return Number of bytes written in the report (or zero if no report is to be sent

  */

-uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t* ReportID, void* ReportData)

+uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo, uint8_t* ReportID, void* ReportData)

 {

 	USB_MouseReport_Data_t* MouseReport = (USB_MouseReport_Data_t*)ReportData;

 		

@@ -164,7 +172,7 @@ uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_t* HIDInterfaceIn
  *  \param ReportData  Pointer to a buffer where the created report has been stored

  *  \param ReportSize  Size in bytes of the received HID report

  */

-void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t ReportID,

+void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo, uint8_t ReportID,

                                           void* ReportData, uint16_t ReportSize)

 {

 	// Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports

diff --git a/Demos/Device/ClassDriver/Mouse/Mouse.h b/Demos/Device/ClassDriver/Mouse/Mouse.h
index 6576cbe7a..f973f726a 100644
--- a/Demos/Device/ClassDriver/Mouse/Mouse.h
+++ b/Demos/Device/ClassDriver/Mouse/Mouse.h
@@ -85,8 +85,9 @@
 		void EVENT_USB_ConfigurationChanged(void);

 		void EVENT_USB_UnhandledControlPacket(void);

 

-		uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t* ReportID, void* ReportData);

-		void     CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t ReportID, 

+		uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo, uint8_t* ReportID,

+		                                             void* ReportData);

+		void     CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* HIDInterfaceInfo, uint8_t ReportID, 

 		                                              void* ReportData, uint16_t ReportSize);

 

 #endif