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[USBPORT] Add USB2_ChangePeriod().

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This commit is contained in:
Vadim Galyant 2017-12-16 22:26:50 +09:00 committed by Amine Khaldi
parent 69406c2628
commit 0558635f98
1 changed files with 26 additions and 0 deletions
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26
drivers/usb/usbport/usb2.c
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@ -1660,6 +1660,32 @@ USB2_AllocateTimeForEndpoint(IN PUSB2_TT_ENDPOINT TtEndpoint,
return Result;
}
BOOLEAN
NTAPI
USB2_ChangePeriod(IN PUSB2_TT_ENDPOINT TtEndpoint,
IN PUSB2_REBALANCE Rebalance,
IN PULONG RebalanceListEntries)
{
BOOLEAN Result;
DPRINT("USB2_ChangePeriod: RebalanceListEntries - %X\n",
*RebalanceListEntries);
USB2_DeallocateEndpointBudget(TtEndpoint,
Rebalance,
RebalanceListEntries,
USB2_FRAMES);
TtEndpoint->PreviosPeriod = TtEndpoint->Period;
TtEndpoint->Period = ENDPOINT_INTERRUPT_1ms;
Result = USB2_AllocateTimeForEndpoint(TtEndpoint,
Rebalance,
RebalanceListEntries);
return Result;
}
BOOLEAN
NTAPI
USB2_PromotePeriods(IN PUSB2_TT_ENDPOINT TtEndpoint,