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author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-01-24 10:54:54 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-01-24 10:54:54 -0800 |
commit | 8f3bfd2181ecb920e5f51e2a16c1ef65d6f50a5f (patch) | |
tree | bdf224f12b042ef24d746d5b1e85c87ce2ccfc6f /drivers/usb/host/ehci-hub.c | |
parent | e68061375f792af245fefbc13e3e078fa92d3539 (diff) | |
parent | ef02684c4e67d8c35ac83083564135bc7b1d3445 (diff) | |
download | linux-8f3bfd2181ecb920e5f51e2a16c1ef65d6f50a5f.tar.bz2 |
Merge tag 'usb-5.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here are some small USB driver fixes for 5.11-rc5. They resolve:
- xhci issues for some reported problems
- ehci driver issue for one specific device
- USB gadget fixes for some reported problems
- cdns3 driver fixes for issues reported
- MAINTAINERS file update
- thunderbolt minor fix
All of these have been in linux-next with no reported issues"
* tag 'usb-5.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
usb: bdc: Make bdc pci driver depend on BROKEN
xhci: tegra: Delay for disabling LFPS detector
xhci: make sure TRB is fully written before giving it to the controller
usb: udc: core: Use lock when write to soft_connect
USB: gadget: dummy-hcd: Fix errors in port-reset handling
usb: gadget: aspeed: fix stop dma register setting.
USB: ehci: fix an interrupt calltrace error
ehci: fix EHCI host controller initialization sequence
MAINTAINERS: update Peter Chen's email address
thunderbolt: Drop duplicated 0x prefix from format string
MAINTAINERS: Update address for Cadence USB3 driver
usb: cdns3: imx: improve driver .remove API
usb: cdns3: imx: fix can't create core device the second time issue
usb: cdns3: imx: fix writing read-only memory issue
Diffstat (limited to 'drivers/usb/host/ehci-hub.c')
-rw-r--r-- | drivers/usb/host/ehci-hub.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 087402aec5cb..9f9ab5ccea88 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -345,6 +345,9 @@ static int ehci_bus_suspend (struct usb_hcd *hcd) unlink_empty_async_suspended(ehci); + /* Some Synopsys controllers mistakenly leave IAA turned on */ + ehci_writel(ehci, STS_IAA, &ehci->regs->status); + /* Any IAA cycle that started before the suspend is now invalid */ end_iaa_cycle(ehci); ehci_handle_start_intr_unlinks(ehci); |