1 #ifndef LINUX_PCI_ATS_H 2 #define LINUX_PCI_ATS_H 3 4 #include <linux/pci.h> 5 6 #ifdef CONFIG_PCI_PRI 7 8 int pci_enable_pri(struct pci_dev *pdev, u32 reqs); 9 void pci_disable_pri(struct pci_dev *pdev); 10 void pci_restore_pri_state(struct pci_dev *pdev); 11 int pci_reset_pri(struct pci_dev *pdev); 12 13 #else /* CONFIG_PCI_PRI */ 14 15 static inline int pci_enable_pri(struct pci_dev *pdev, u32 reqs) 16 { 17 return -ENODEV; 18 } 19 20 static inline void pci_disable_pri(struct pci_dev *pdev) 21 { 22 } 23 24 static inline void pci_restore_pri_state(struct pci_dev *pdev) 25 { 26 } 27 28 static inline int pci_reset_pri(struct pci_dev *pdev) 29 { 30 return -ENODEV; 31 } 32 33 #endif /* CONFIG_PCI_PRI */ 34 35 #ifdef CONFIG_PCI_PASID 36 37 int pci_enable_pasid(struct pci_dev *pdev, int features); 38 void pci_disable_pasid(struct pci_dev *pdev); 39 void pci_restore_pasid_state(struct pci_dev *pdev); 40 int pci_pasid_features(struct pci_dev *pdev); 41 int pci_max_pasids(struct pci_dev *pdev); 42 43 #else /* CONFIG_PCI_PASID */ 44 45 static inline int pci_enable_pasid(struct pci_dev *pdev, int features) 46 { 47 return -EINVAL; 48 } 49 50 static inline void pci_disable_pasid(struct pci_dev *pdev) 51 { 52 } 53 54 static inline void pci_restore_pasid_state(struct pci_dev *pdev) 55 { 56 } 57 58 static inline int pci_pasid_features(struct pci_dev *pdev) 59 { 60 return -EINVAL; 61 } 62 63 static inline int pci_max_pasids(struct pci_dev *pdev) 64 { 65 return -EINVAL; 66 } 67 68 #endif /* CONFIG_PCI_PASID */ 69 70 71 #endif /* LINUX_PCI_ATS_H*/ 72