korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-26 05:34:13 +08:00
Code Issues Packages Projects Releases Wiki Activity

ACPI/IORT: Remove direct access of dev->iommu_fwspec

Browse Source 
Use the accessor functions instead of directly dereferencing
dev->iommu_fwspec.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Tested-by: Hanjun Guo <guohanjun@huawei.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Link: https://lore.kernel.org/r/20200326150841.10083-3-joro@8bytes.org
This commit is contained in:
Joerg Roedel 2020-03-26 16:08:27 +01:00
parent 0008d0c3b1
commit 6990ec796a
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/acpi/arm64/iort.c
View File

@ -1015,6 +1015,7 @@ const struct iommu_ops *iort_iommu_configure(struct device *dev)
return ops;
if (dev_is_pci(dev)) {
struct iommu_fwspec *fwspec;
struct pci_bus *bus = to_pci_dev(dev)->bus;
struct iort_pci_alias_info info = { .dev = dev };
@ -1027,8 +1028,9 @@ const struct iommu_ops *iort_iommu_configure(struct device *dev)
err = pci_for_each_dma_alias(to_pci_dev(dev),
iort_pci_iommu_init, &info);
if (!err && iort_pci_rc_supports_ats(node))
dev->iommu_fwspec->flags |= IOMMU_FWSPEC_PCI_RC_ATS;
fwspec = dev_iommu_fwspec_get(dev);
if (fwspec && iort_pci_rc_supports_ats(node))
fwspec->flags |= IOMMU_FWSPEC_PCI_RC_ATS;
} else {
int i = 0;