diff options
author | Jason Gunthorpe <jgg@mellanox.com> | 2020-05-21 17:07:21 -0300 |
---|---|---|
committer | Jason Gunthorpe <jgg@mellanox.com> | 2020-05-21 17:08:27 -0300 |
commit | eafd47fc200ee759c0e8d205b9cc7342bd0f4199 (patch) | |
tree | 1cbbe6c983c6d00a08270a68ac69a1fa8ce4de8a /drivers/usb/host/xhci-hub.c | |
parent | IB/hfi1: Enable the transmit side of the datagram ipoib netdev (diff) | |
parent | Linux 5.7-rc6 (diff) | |
download | linux-dev-eafd47fc200ee759c0e8d205b9cc7342bd0f4199.tar.xz linux-dev-eafd47fc200ee759c0e8d205b9cc7342bd0f4199.zip |
Merge tag 'v5.7-rc6' into rdma.git for-next
Linux 5.7-rc6
Conflict in drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c
resolved by deleting dr_cq_event, matching how netdev resolved it.
Required for dependencies in the following patches.
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
-rw-r--r-- | drivers/usb/host/xhci-hub.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 9eca1fe81061..f37316d2c8fa 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -1571,6 +1571,8 @@ int xhci_hub_status_data(struct usb_hcd *hcd, char *buf) } if ((temp & PORT_RC)) reset_change = true; + if (temp & PORT_OC) + status = 1; } if (!status && !reset_change) { xhci_dbg(xhci, "%s: stopping port polling.\n", __func__); @@ -1636,6 +1638,13 @@ retry: port_index); goto retry; } + /* bail out if port detected a over-current condition */ + if (t1 & PORT_OC) { + bus_state->bus_suspended = 0; + spin_unlock_irqrestore(&xhci->lock, flags); + xhci_dbg(xhci, "Bus suspend bailout, port over-current detected\n"); + return -EBUSY; + } /* suspend ports in U0, or bail out for new connect changes */ if ((t1 & PORT_PE) && (t1 & PORT_PLS_MASK) == XDEV_U0) { if ((t1 & PORT_CSC) && wake_enabled) { |