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iommu/s390: Add iommu api for s390 pci devices

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This adds an IOMMU API implementation for s390 PCI devices.

Reviewed-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Gerald Schaefer
2015-08-27 15:33:03 +02:00
committed by Joerg Roedel
parent 049e6dde7e
commit 8128f23c43
8 changed files with 386 additions and 13 deletions
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4
arch/s390/include/asm/pci.h
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@@ -62,6 +62,8 @@ struct zpci_bar_struct {
u8 size; /* order 2 exponent */
};
struct s390_domain;
/* Private data per function */
struct zpci_dev {
struct pci_dev *pdev;
@@ -118,6 +120,8 @@ struct zpci_dev {
struct dentry *debugfs_dev;
struct dentry *debugfs_perf;
struct s390_domain *s390_domain; /* s390 IOMMU domain data */
};
static inline bool zdev_enabled(struct zpci_dev *zdev)