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XHCI: Allow commands to time out after 1s instead of stalling forever.

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This seems to occur when trying to stop endpoints in certain scenarios,
at least.
This commit is contained in:
Augustin Cavalier
2019-02-22 17:14:23 -05:00
parent 358dd70e16
commit 88180e2f80
1 changed files with 3 additions and 3 deletions
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src/add-ons/kernel/busses/usb/xhci.cpp
+3 -3
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@@ -2147,10 +2147,10 @@ XHCI::DoCommand(xhci_trb* trb)
QueueCommand(trb);
Ring(0, 0);
if (acquire_sem(fCmdCompSem) < B_OK) {
TRACE("Unable to obtain fCmdCompSem semaphore!\n");
if (acquire_sem_etc(fCmdCompSem, 1, B_RELATIVE_TIMEOUT, 1 * 1000 * 1000) < B_OK) {
TRACE("Unable to obtain fCmdCompSem!\n");
Unlock();
return B_ERROR;
return B_TIMED_OUT;
}
// eat up sems that have been released by multiple interrupts
int32 semCount = 0;