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[USBPORT] Continue implementation USBPORT_AllocateBandwidthUSB2().

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This commit is contained in:
Vadim Galyant 2017-12-08 18:28:36 +09:00 committed by Amine Khaldi
parent 67138e7d54
commit 65f8f961a3
1 changed files with 66 additions and 12 deletions
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78
drivers/usb/usbport/usb2.c
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@ -555,13 +555,19 @@ USBPORT_AllocateBandwidthUSB2(IN PDEVICE_OBJECT FdoDevice,
ULONG RebalanceListEntries;
PUSB2_TT_ENDPOINT TtEndpoint;
PUSB2_TT_ENDPOINT RebalanceTtEndpoint;
PUSB2_TT Tt;
USB_DEVICE_SPEED DeviceSpeed;
ULONG Period;
ULONG AllocedBusTime;
ULONG EndpointBandwidth;
ULONG ScheduleOffset;
ULONG Factor;
ULONG ix;
ULONG n;
BOOLEAN Direction;
UCHAR SMask;
UCHAR CMask;
UCHAR ActualPeriod;
BOOLEAN Result;
DPRINT("USBPORT_AllocateBandwidthUSB2: FdoDevice - %p, Endpoint - %p\n",
@ -619,9 +625,10 @@ USBPORT_AllocateBandwidthUSB2(IN PDEVICE_OBJECT FdoDevice,
case UsbFullSpeed:
{
Tt = &TtExtension->Tt;
Period = USB2_FRAMES;
while (Period && Period > EndpointProperties->Period)
while (Period > 0 && Period > EndpointProperties->Period)
{
Period >>= 1;
}
@ -633,18 +640,22 @@ USBPORT_AllocateBandwidthUSB2(IN PDEVICE_OBJECT FdoDevice,
case UsbHighSpeed:
{
Tt = &FdoExtension->Usb2Extension->HcTt;
Period = EndpointProperties->Period;
if (EndpointProperties->Period > USB2_MAX_MICROFRAMES)
Period = USB2_MAX_MICROFRAMES;
else
Period = EndpointProperties->Period;
break;
}
default:
{
DPRINT1("USBPORT_AllocateBandwidthUSB2: DeviceSpeed - %X!\n", DeviceSpeed);
DPRINT1("USBPORT_AllocateBandwidthUSB2: DeviceSpeed - %X!\n",
DeviceSpeed);
DbgBreakPoint();
Tt = &TtExtension->Tt;
break;
}
@ -690,23 +701,66 @@ USBPORT_AllocateBandwidthUSB2(IN PDEVICE_OBJECT FdoDevice,
for (ix = 0; ix < RebalanceListEntries; ix++)
{
DPRINT("USBPORT_AllocateBandwidthUSB2: RebalanceEndpoint[%X] - %X\n",
ix,
Rebalance->RebalanceEndpoint[ix]);
RebalanceTtEndpoint = Rebalance->RebalanceEndpoint[ix];
DPRINT("USBPORT_AllocateBandwidthUSB2: RebalanceTtEndpoint[%X] - %p, RebalanceTtEndpoint - %p, RebalanceLink - %p\n",
ix,
RebalanceTtEndpoint,
&RebalanceTtEndpoint->Endpoint->RebalanceLink);
InsertTailList(&RebalanceList,
&RebalanceTtEndpoint->Endpoint->RebalanceLink);
}
if (Rebalance)
ExFreePool(Rebalance);
ExFreePoolWithTag(Rebalance, USB_PORT_TAG);
if (Result)
{
DPRINT1("USBPORT_AllocateBandwidthUSB2: UNIMPLEMENTED. FIXME. \n");
ASSERT(FALSE);
SMask = USB2_GetSMASK(Endpoint->TtEndpoint);
EndpointProperties->InterruptScheduleMask = SMask;
CMask = USB2_GetCMASK(Endpoint->TtEndpoint);
EndpointProperties->SplitCompletionMask = CMask;
AllocedBusTime = TtEndpoint->CalcBusTime;
EndpointBandwidth = USB2_MICROFRAMES * AllocedBusTime;
EndpointProperties->UsbBandwidth = EndpointBandwidth;
ActualPeriod = Endpoint->TtEndpoint->ActualPeriod;
EndpointProperties->Period = ActualPeriod;
ScheduleOffset = Endpoint->TtEndpoint->StartFrame;
EndpointProperties->ScheduleOffset = ScheduleOffset;
Factor = USB2_FRAMES / ActualPeriod;
ASSERT(Factor);
n = ScheduleOffset * Factor;
if (TtExtension)
{
for (ix = 0; ix < Factor; ix++)
{
TtExtension->Bandwidth[n + ix] -= EndpointBandwidth;
}
}
else
{
for (ix = 1; ix < Factor; ix++)
{
FdoExtension->Bandwidth[n + ix] -= EndpointBandwidth;
}
}
USBPORT_DumpingEndpointProperties(EndpointProperties);
USBPORT_DumpingTtEndpoint(Endpoint->TtEndpoint);
if (AllocedBusTime >= (USB2_FS_MAX_PERIODIC_ALLOCATION / 2))
{
DPRINT1("USBPORT_AllocateBandwidthUSB2: AllocedBusTime >= 0.5 * MAX_ALLOCATION \n");
}
}
//USB2_Rebalance(FdoDevice, &RebalanceList);