/* SPDX-License-Identifier: GPL-2.0 */ #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); void pci_restore_pri_state(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 void pci_restore_pri_state(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); void pci_restore_pasid_state(struct pci_dev *pdev); int pci_pasid_features(struct pci_dev *pdev); int pci_max_pasids(struct pci_dev *pdev); int pci_prg_resp_pasid_required(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 void pci_restore_pasid_state(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; } static inline int pci_prg_resp_pasid_required(struct pci_dev *pdev) { return 0; } #endif /* CONFIG_PCI_PASID */ #endif /* LINUX_PCI_ATS_H*/