| /* 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); |
| |
| #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; |
| } |
| |
| #endif /* CONFIG_PCI_PASID */ |
| |
| |
| #endif /* LINUX_PCI_ATS_H*/ |
