Some fixes

Split transaction retry count set to infinite.

Full-speed interrupt interval caluclation fixed.

Author: maccasoft

kernel/uspi/dwhcixferstagedata.c

@@ -25,8 +25,6 @@
 #include <uspios.h>
 #include <uspi/assert.h>
 
-#define MAX_SPLIT_CYCLES	100
-
 void DWHCITransferStageData (TDWHCITransferStageData *pThis, unsigned nChannel, TUSBRequest *pURB, boolean bIn, boolean bStatusStage)
 {
 	assert (pThis != 0);
@@ -36,7 +34,6 @@ void DWHCITransferStageData (TDWHCITransferStageData *pThis, unsigned nChannel,
 	pThis->m_bIn = bIn;
 	pThis->m_bStatusStage = bStatusStage;
 	pThis->m_bSplitComplete = FALSE;
-	pThis->m_nSplitCycles = MAX_SPLIT_CYCLES;
 	pThis->m_nTotalBytesTransfered = 0;
 	pThis->m_nState = 0;
 	pThis->m_nSubState = 0;
@@ -246,8 +243,7 @@ unsigned DWHCITransferStageDataGetSubState (TDWHCITransferStageData *pThis)
 
 boolean DWHCITransferStageDataBeginSplitCycle (TDWHCITransferStageData *pThis)
 {
-	assert (pThis != 0);
-	return pThis->m_nSplitCycles-- > 0;
+	return TRUE;
 }
 
 unsigned DWHCITransferStageDataGetChannelNumber (TDWHCITransferStageData *pThis)

kernel/uspi/dwhcixferstagedata.h

@@ -40,7 +40,6 @@ typedef struct TDWHCITransferStageData
 
 	boolean		 m_bSplitTransaction;
 	boolean		 m_bSplitComplete;
-	unsigned	 m_nSplitCycles;
 
 	TUSBDevice	*m_pDevice;			// cached from *pURB
 	TUSBEndpoint	*m_pEndpoint;

kernel/uspi/usbendpoint.c

@@ -76,7 +76,7 @@ void USBEndpoint2 (TUSBEndpoint *pThis, TUSBDevice *pDevice, const TUSBEndpointD
 		}
 
 		// see USB 2.0 spec chapter 9.6.6
-		if (USBDeviceGetSpeed (pThis->m_pDevice) == USBSpeedLow)
+		if (USBDeviceGetSpeed (pThis->m_pDevice) != USBSpeedHigh)
 		{
 			pThis->m_nInterval = ucInterval;
 		}
@@ -89,18 +89,11 @@ void USBEndpoint2 (TUSBEndpoint *pThis, TUSBDevice *pDevice, const TUSBEndpointD
 
 			unsigned nValue = 1 << (ucInterval - 1);
 
-			if (USBDeviceGetSpeed (pThis->m_pDevice) == USBSpeedFull)
-			{
-				pThis->m_nInterval = nValue;
-			}
-			else
-			{
-				pThis->m_nInterval = nValue / 8;
+			pThis->m_nInterval = nValue / 8;
 
-				if (pThis->m_nInterval < 1)
-				{
-					pThis->m_nInterval = 1;
-				}
+			if (pThis->m_nInterval < 1)
+			{
+				pThis->m_nInterval = 1;
 			}
 		}
 	}