diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host')
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/HID.c | 5 | ||||
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/HID.h | 2 | ||||
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/HIDParser.c | 15 | ||||
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/HIDParser.h | 5 |
4 files changed, 21 insertions, 6 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/HID.c b/LUFA/Drivers/USB/Class/Host/HID.c index 87d37933e..b420a5b91 100644 --- a/LUFA/Drivers/USB/Class/Host/HID.c +++ b/LUFA/Drivers/USB/Class/Host/HID.c @@ -101,6 +101,7 @@ uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo }
}
+ HIDInterfaceInfo->State.LargestReportSize = 8;
HIDInterfaceInfo->State.IsActive = true;
return HID_ENUMERROR_NoError;
}
@@ -288,6 +289,7 @@ uint8_t USB_HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfac if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
return ErrorCode;
+ HIDInterfaceInfo->State.LargestReportSize = 8;
HIDInterfaceInfo->State.UsingBootProtocol = true;
return HOST_SENDCONTROL_Successful;
@@ -339,6 +341,9 @@ uint8_t USB_HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterf return HID_ERROR_LOGICAL | ErrorCode;
}
+ uint8_t LargestReportSizeBits = HIDInterfaceInfo->Config.HIDParserData->LargestReportSizeBits;
+ HIDInterfaceInfo->State.LargestReportSize = (LargestReportSizeBits >> 3) + ((LargestReportSizeBits & 0x07) != 0);
+
return 0;
}
diff --git a/LUFA/Drivers/USB/Class/Host/HID.h b/LUFA/Drivers/USB/Class/Host/HID.h index 8f80ea8c2..5526990ad 100644 --- a/LUFA/Drivers/USB/Class/Host/HID.h +++ b/LUFA/Drivers/USB/Class/Host/HID.h @@ -101,6 +101,8 @@ */
bool UsingBootProtocol; /**< Indicates that the interface is currently initialised in Boot Protocol mode */
uint16_t HIDReportSize; /**< Size in bytes of the HID report descriptor in the device */
+
+ uint8_t LargestReportSize; /**< Largest report the device will send, in bytes */
} State; /**< State data for the USB class interface within the device. All elements in this section
* <b>may</b> be set to initial values, but may also be ignored to default to sane values when
* the interface is enumerated.
diff --git a/LUFA/Drivers/USB/Class/Host/HIDParser.c b/LUFA/Drivers/USB/Class/Host/HIDParser.c index b302a94b4..450f6afb0 100644 --- a/LUFA/Drivers/USB/Class/Host/HIDParser.c +++ b/LUFA/Drivers/USB/Class/Host/HIDParser.c @@ -241,29 +241,36 @@ uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, uint16_t ReportSize, HID {
NewReportItem.Attributes.Usage.Usage = 0;
}
-
+
+ uint8_t ReportSizeIndex = 0;
+
switch (HIDReportItem & TAG_MASK)
{
case TAG_MAIN_INPUT:
NewReportItem.ItemType = REPORT_ITEM_TYPE_In;
NewReportItem.BitOffset = CurrReportIDInfo->ReportSizeBits[REPORT_ITEM_TYPE_In];
- CurrReportIDInfo->ReportSizeBits[REPORT_ITEM_TYPE_In] += CurrStateTable->Attributes.BitSize;
+ ReportSizeIndex = REPORT_ITEM_TYPE_In;
break;
case TAG_MAIN_OUTPUT:
NewReportItem.ItemType = REPORT_ITEM_TYPE_Out;
NewReportItem.BitOffset = CurrReportIDInfo->ReportSizeBits[REPORT_ITEM_TYPE_Out];
- CurrReportIDInfo->ReportSizeBits[REPORT_ITEM_TYPE_Out] += CurrStateTable->Attributes.BitSize;
+ ReportSizeIndex = REPORT_ITEM_TYPE_Out;
break;
case TAG_MAIN_FEATURE:
NewReportItem.ItemType = REPORT_ITEM_TYPE_Feature;
NewReportItem.BitOffset = CurrReportIDInfo->ReportSizeBits[REPORT_ITEM_TYPE_Feature];
- CurrReportIDInfo->ReportSizeBits[REPORT_ITEM_TYPE_Feature] += CurrStateTable->Attributes.BitSize;
+ ReportSizeIndex = REPORT_ITEM_TYPE_Feature;
break;
}
+
+ CurrReportIDInfo->ReportSizeBits[ReportSizeIndex] += CurrStateTable->Attributes.BitSize;
+ if (ParserData->LargestReportSizeBits < CurrReportIDInfo->ReportSizeBits[ReportSizeIndex])
+ ParserData->LargestReportSizeBits = CurrReportIDInfo->ReportSizeBits[ReportSizeIndex];
+
if (!(ReportItemData & IOF_CONSTANT) && CALLBACK_HIDParser_FilterHIDReportItem(&CurrStateTable->Attributes))
{
if (ParserData->TotalReportItems == HID_MAX_REPORTITEMS)
diff --git a/LUFA/Drivers/USB/Class/Host/HIDParser.h b/LUFA/Drivers/USB/Class/Host/HIDParser.h index f2cd35b88..2ee3f7032 100644 --- a/LUFA/Drivers/USB/Class/Host/HIDParser.h +++ b/LUFA/Drivers/USB/Class/Host/HIDParser.h @@ -225,8 +225,9 @@ HID_CollectionPath_t CollectionPaths[HID_MAX_COLLECTIONS]; /**< All collection items, referenced
* by the report items.
*/
- uint8_t TotalDeviceReports; /** Number of reports within the HID interface */
- HID_ReportSizeInfo_t ReportIDSizes[HID_MAX_REPORT_IDS]; /** Report sizes for each report in the interface */
+ uint8_t TotalDeviceReports; /**< Number of reports within the HID interface */
+ HID_ReportSizeInfo_t ReportIDSizes[HID_MAX_REPORT_IDS]; /**< Report sizes for each report in the interface */
+ uint16_t LargestReportSizeBits; /**< Largest report that the attached device will generate, in bits */
bool UsingReportIDs; /**< Indicates if the device has at least one REPORT ID
* element in its HID report descriptor.
*/
|