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fff42928ad
Fix unused function warning when compiled with CONFIG_PCI_PASID
disabled.
Fixes: e5567f5f67 ("PCI/ATS: Add pci_prg_resp_pasid_required() interface.")
Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
77 lines
1.5 KiB
C
77 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef LINUX_PCI_ATS_H
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#define LINUX_PCI_ATS_H
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#include <linux/pci.h>
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#ifdef CONFIG_PCI_PRI
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int pci_enable_pri(struct pci_dev *pdev, u32 reqs);
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void pci_disable_pri(struct pci_dev *pdev);
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void pci_restore_pri_state(struct pci_dev *pdev);
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int pci_reset_pri(struct pci_dev *pdev);
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#else /* CONFIG_PCI_PRI */
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static inline int pci_enable_pri(struct pci_dev *pdev, u32 reqs)
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{
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return -ENODEV;
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}
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static inline void pci_disable_pri(struct pci_dev *pdev)
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{
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}
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static inline void pci_restore_pri_state(struct pci_dev *pdev)
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{
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}
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static inline int pci_reset_pri(struct pci_dev *pdev)
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{
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return -ENODEV;
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}
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#endif /* CONFIG_PCI_PRI */
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#ifdef CONFIG_PCI_PASID
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int pci_enable_pasid(struct pci_dev *pdev, int features);
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void pci_disable_pasid(struct pci_dev *pdev);
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void pci_restore_pasid_state(struct pci_dev *pdev);
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int pci_pasid_features(struct pci_dev *pdev);
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int pci_max_pasids(struct pci_dev *pdev);
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int pci_prg_resp_pasid_required(struct pci_dev *pdev);
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#else /* CONFIG_PCI_PASID */
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static inline int pci_enable_pasid(struct pci_dev *pdev, int features)
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{
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return -EINVAL;
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}
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static inline void pci_disable_pasid(struct pci_dev *pdev)
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{
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}
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static inline void pci_restore_pasid_state(struct pci_dev *pdev)
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{
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}
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static inline int pci_pasid_features(struct pci_dev *pdev)
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{
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return -EINVAL;
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}
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static inline int pci_max_pasids(struct pci_dev *pdev)
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{
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return -EINVAL;
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}
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static inline int pci_prg_resp_pasid_required(struct pci_dev *pdev)
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{
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return 0;
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}
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#endif /* CONFIG_PCI_PASID */
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#endif /* LINUX_PCI_ATS_H*/
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