Changeset 4d12eda in mainline

Timestamp:

2018-01-25T19:40:54Z (7 years ago)

Author:

Ondřej Hlavatý <aearsis@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

629255a

Parents:

4287578

git-author:

Ondřej Hlavatý <aearsis@…> (2018-01-25 19:39:22)

git-committer:

Ondřej Hlavatý <aearsis@…> (2018-01-25 19:40:54)

Message:

xhci: transfer events must be fast

When a roothub connected device is disconnected during enumeration,
it may wait for the descriptor read, but the event is blocked by fibril
waiting until the enumeration finishes.

File:

• uspace/drv/bus/usb/xhci/hc.c (modified) (2 diffs)

uspace/drv/bus/usb/xhci/hc.c

@@ -564 +564 @@
 static event_handler event_handlers [] = {
         [XHCI_TRB_TYPE_PORT_STATUS_CHANGE_EVENT] = &handle_port_status_change_event,
-        [XHCI_TRB_TYPE_TRANSFER_EVENT] = &xhci_handle_transfer_event,
 };
 
@@ -574 +573 @@
         [XHCI_TRB_TYPE_COMMAND_COMPLETION_EVENT] = &xhci_handle_command_completion,
         [XHCI_TRB_TYPE_MFINDEX_WRAP_EVENT] = &xhci_handle_mfindex_wrap_event,
+        [XHCI_TRB_TYPE_TRANSFER_EVENT] = &xhci_handle_transfer_event,
 };