diff options
Diffstat (limited to 'include/linux/pci-ats.h')
-rw-r--r-- | include/linux/pci-ats.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/linux/pci-ats.h b/include/linux/pci-ats.h index 4eab42bf2af9..071395251abf 100644 --- a/include/linux/pci-ats.h +++ b/include/linux/pci-ats.h | |||
@@ -17,6 +17,7 @@ struct pci_ats { | |||
17 | extern int pci_enable_ats(struct pci_dev *dev, int ps); | 17 | extern int pci_enable_ats(struct pci_dev *dev, int ps); |
18 | extern void pci_disable_ats(struct pci_dev *dev); | 18 | extern void pci_disable_ats(struct pci_dev *dev); |
19 | extern int pci_ats_queue_depth(struct pci_dev *dev); | 19 | extern int pci_ats_queue_depth(struct pci_dev *dev); |
20 | |||
20 | /** | 21 | /** |
21 | * pci_ats_enabled - query the ATS status | 22 | * pci_ats_enabled - query the ATS status |
22 | * @dev: the PCI device | 23 | * @dev: the PCI device |
@@ -51,4 +52,45 @@ static inline int pci_ats_enabled(struct pci_dev *dev) | |||
51 | 52 | ||
52 | #endif /* CONFIG_PCI_IOV */ | 53 | #endif /* CONFIG_PCI_IOV */ |
53 | 54 | ||
55 | #ifdef CONFIG_PCI_PRI | ||
56 | |||
57 | extern int pci_enable_pri(struct pci_dev *pdev, u32 reqs); | ||
58 | extern void pci_disable_pri(struct pci_dev *pdev); | ||
59 | extern bool pci_pri_enabled(struct pci_dev *pdev); | ||
60 | extern int pci_reset_pri(struct pci_dev *pdev); | ||
61 | extern bool pci_pri_stopped(struct pci_dev *pdev); | ||
62 | extern int pci_pri_status(struct pci_dev *pdev); | ||
63 | |||
64 | #else /* CONFIG_PCI_PRI */ | ||
65 | |||
66 | static inline int pci_enable_pri(struct pci_dev *pdev, u32 reqs) | ||
67 | { | ||
68 | return -ENODEV; | ||
69 | } | ||
70 | |||
71 | static inline void pci_disable_pri(struct pci_dev *pdev) | ||
72 | { | ||
73 | } | ||
74 | |||
75 | static inline bool pci_pri_enabled(struct pci_dev *pdev) | ||
76 | { | ||
77 | return false; | ||
78 | } | ||
79 | |||
80 | static inline int pci_reset_pri(struct pci_dev *pdev) | ||
81 | { | ||
82 | return -ENODEV; | ||
83 | } | ||
84 | |||
85 | static inline bool pci_pri_stopped(struct pci_dev *pdev) | ||
86 | { | ||
87 | return true; | ||
88 | } | ||
89 | |||
90 | static inline int pci_pri_status(struct pci_dev *pdev) | ||
91 | { | ||
92 | return -ENODEV; | ||
93 | } | ||
94 | #endif /* CONFIG_PCI_PRI */ | ||
95 | |||
54 | #endif /* LINUX_PCI_ATS_H*/ | 96 | #endif /* LINUX_PCI_ATS_H*/ |