diff options
| author | David Vrabel <david.vrabel@citrix.com> | 2014-04-07 14:52:12 +0200 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2014-04-07 14:52:12 +0200 |
| commit | 2c5cb2770392fb9c5d8518688c8bc61986d70dc6 (patch) | |
| tree | b19210e709de6ee0d22b67ef605a569500cf1a18 /drivers/usb/host/xhci.c | |
| parent | xen/acpi-processor: fix enabling interrupts on syscore_resume (diff) | |
| parent | Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
| download | linux-2c5cb2770392fb9c5d8518688c8bc61986d70dc6.tar.xz linux-2c5cb2770392fb9c5d8518688c8bc61986d70dc6.zip | |
Merge commit '683b6c6f82a60fabf47012581c2cfbf1b037ab95' into stable/for-linus-3.15
This merge of the irq-core-for-linus branch broke the ARM build when
Xen is enabled.
Conflicts:
drivers/xen/events/events_base.c
Diffstat (limited to 'drivers/usb/host/xhci.c')
| -rw-r--r-- | drivers/usb/host/xhci.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 6fe577d46fa2..924a6ccdb622 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -4733,6 +4733,9 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) /* Accept arbitrarily long scatter-gather lists */ hcd->self.sg_tablesize = ~0; + /* support to build packet from discontinuous buffers */ + hcd->self.no_sg_constraint = 1; + /* XHCI controllers don't stop the ep queue on short packets :| */ hcd->self.no_stop_on_short = 1; @@ -4757,14 +4760,6 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) /* xHCI private pointer was set in xhci_pci_probe for the second * registered roothub. */ - xhci = hcd_to_xhci(hcd); - /* - * Support arbitrarily aligned sg-list entries on hosts without - * TD fragment rules (which are currently unsupported). - */ - if (xhci->hci_version < 0x100) - hcd->self.no_sg_constraint = 1; - return 0; } @@ -4793,9 +4788,6 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) if (xhci->hci_version > 0x96) xhci->quirks |= XHCI_SPURIOUS_SUCCESS; - if (xhci->hci_version < 0x100) - hcd->self.no_sg_constraint = 1; - /* Make sure the HC is halted. */ retval = xhci_halt(xhci); if (retval) |