unsigned int msi_enabled:1;
unsigned int msix_enabled:1;
unsigned int ari_enabled:1; /* ARI forwarding */
+ unsigned int ats_enabled:1; /* Address Translation Service */
unsigned int is_managed:1;
unsigned int needs_freset:1; /* Dev requires fundamental reset */
unsigned int state_saved:1;
struct pci_sriov *sriov; /* SR-IOV capability related */
struct pci_dev *physfn; /* the PF this VF is associated with */
};
- struct pci_ats *ats; /* Address Translation Service */
+ u16 ats_cap; /* ATS Capability offset */
+ u8 ats_stu; /* ATS Smallest Translation Unit */
+ u8 ats_qdep; /* ATS Invalidate Queue Depth */
+ atomic_t ats_ref_cnt; /* number of VFs with ATS enabled */
#endif
phys_addr_t rom; /* Physical address of ROM if it's not from the BAR */
size_t romlen; /* Length of ROM if it's not from the BAR */
void ht_destroy_irq(unsigned int irq);
#endif /* CONFIG_HT_IRQ */
+#ifdef CONFIG_PCI_ATS
+/* Address Translation Service */
+void pci_ats_init(struct pci_dev *dev);
+#else
+static inline void pci_ats_init(struct pci_dev *dev) { }
+#endif
+
void pci_cfg_access_lock(struct pci_dev *dev);
bool pci_cfg_access_trylock(struct pci_dev *dev);
void pci_cfg_access_unlock(struct pci_dev *dev);