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Added new HID_HOST_BOOT_PROTOCOL_ONLY compile time token to reduce the size of the HID Host Class driver when Report protocol is not needed.

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This commit is contained in:
Dean Camera 2009-09-30 08:16:42 +00:00
parent baa1b22654
commit 2f643f6143
7 changed files with 86 additions and 29 deletions
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63
LUFA/Drivers/USB/Class/Host/HID.c
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@ -153,6 +153,7 @@ void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
}
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, const uint8_t ReportID, void* Buffer)
{
USB_ControlRequest = (USB_Request_Header_t)
@ -168,7 +169,8 @@ uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceI
return USB_Host_SendControlRequest(Buffer);
}
#endif
uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, void* Buffer)
{
if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive))
@ -181,11 +183,8 @@ uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
uint16_t ReportSize;
if (HIDInterfaceInfo->State.UsingBootProtocol)
{
ReportSize = Pipe_BytesInPipe();
}
else
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
if (!(HIDInterfaceInfo->State.UsingBootProtocol))
{
uint8_t ReportID = 0;
@ -197,6 +196,11 @@ uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
ReportSize = USB_GetHIDReportSize(HIDInterfaceInfo->Config.HIDParserData, ReportID, REPORT_ITEM_TYPE_In);
}
else
#endif
{
ReportSize = Pipe_BytesInPipe();
}
if ((ErrorCode = Pipe_Read_Stream_LE(Buffer, ReportSize, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
@ -207,28 +211,17 @@ uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
return PIPE_RWSTREAM_NoError;
}
uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, uint8_t ReportID, void* Buffer,
const uint16_t ReportSize)
uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
const uint8_t ReportID,
#endif
void* Buffer, const uint16_t ReportSize)
{
if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive))
return false;
if (!(HIDInterfaceInfo->State.DeviceUsesOUTPipe))
{
USB_ControlRequest = (USB_Request_Header_t)
{
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
.bRequest = REQ_SetReport,
.wValue = ReportID,
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
.wLength = ReportSize,
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(Buffer);
}
else
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
if (HIDInterfaceInfo->State.DeviceUsesOUTPipe)
{
uint8_t ErrorCode;
@ -246,6 +239,26 @@ uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo
return PIPE_RWSTREAM_NoError;
}
else
#endif
{
USB_ControlRequest = (USB_Request_Header_t)
{
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
.bRequest = REQ_SetReport,
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
.wValue = ReportID,
#else
.wValue = 0,
#endif
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
.wLength = ReportSize,
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(Buffer);
}
}
bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
@ -295,6 +308,7 @@ uint8_t HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInf
return HOST_SENDCONTROL_Successful;
}
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
{
uint8_t ErrorCode;
@ -346,5 +360,6 @@ uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceI
return 0;
}
#endif
#endif