OpenCloudOS-Kernel/include/linux/pci-ats.h

62 lines
1.1 KiB
C
Raw Normal View History

#ifndef LINUX_PCI_ATS_H
#define LINUX_PCI_ATS_H
#include <linux/pci.h>
#ifdef CONFIG_PCI_PRI
int pci_enable_pri(struct pci_dev *pdev, u32 reqs);
void pci_disable_pri(struct pci_dev *pdev);
int pci_reset_pri(struct pci_dev *pdev);
#else /* CONFIG_PCI_PRI */
static inline int pci_enable_pri(struct pci_dev *pdev, u32 reqs)
{
return -ENODEV;
}
static inline void pci_disable_pri(struct pci_dev *pdev)
{
}
static inline int pci_reset_pri(struct pci_dev *pdev)
{
return -ENODEV;
}
#endif /* CONFIG_PCI_PRI */
#ifdef CONFIG_PCI_PASID
int pci_enable_pasid(struct pci_dev *pdev, int features);
void pci_disable_pasid(struct pci_dev *pdev);
int pci_pasid_features(struct pci_dev *pdev);
int pci_max_pasids(struct pci_dev *pdev);
#else /* CONFIG_PCI_PASID */
static inline int pci_enable_pasid(struct pci_dev *pdev, int features)
{
return -EINVAL;
}
static inline void pci_disable_pasid(struct pci_dev *pdev)
{
}
static inline int pci_pasid_features(struct pci_dev *pdev)
{
return -EINVAL;
}
static inline int pci_max_pasids(struct pci_dev *pdev)
{
return -EINVAL;
}
#endif /* CONFIG_PCI_PASID */
#endif /* LINUX_PCI_ATS_H*/