| Message ID | 20181211134343.10664-6-joro@8bytes.org (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | Introduce device_iommu_mapped() function | expand |
On 11.12.2018 15:43, Joerg Roedel wrote: > From: Joerg Roedel <jroedel@suse.de> > > Replace the dev->iommu_group check with a proper function > call that better reprensents its purpose. > > Cc: Mathias Nyman <mathias.nyman@intel.com> > Acked-by: Robin Murphy <robin.murphy@arm.com> > Signed-off-by: Joerg Roedel <jroedel@suse.de> > --- > drivers/usb/host/xhci.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c > index dae3be1b9c8f..8eacd2ed412b 100644 > --- a/drivers/usb/host/xhci.c > +++ b/drivers/usb/host/xhci.c > @@ -244,7 +244,7 @@ static void xhci_zero_64b_regs(struct xhci_hcd *xhci) > * an iommu. Doing anything when there is no iommu is definitely > * unsafe... > */ > - if (!(xhci->quirks & XHCI_ZERO_64B_REGS) || !dev->iommu_group) > + if (!(xhci->quirks & XHCI_ZERO_64B_REGS) || !device_iommu_mapped(dev)) > return; > > xhci_info(xhci, "Zeroing 64bit base registers, expecting fault\n"); > Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index dae3be1b9c8f..8eacd2ed412b 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -244,7 +244,7 @@ static void xhci_zero_64b_regs(struct xhci_hcd *xhci) * an iommu. Doing anything when there is no iommu is definitely * unsafe... */ - if (!(xhci->quirks & XHCI_ZERO_64B_REGS) || !dev->iommu_group) + if (!(xhci->quirks & XHCI_ZERO_64B_REGS) || !device_iommu_mapped(dev)) return; xhci_info(xhci, "Zeroing 64bit base registers, expecting fault\n");