| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * PCI Endpoint *Function* side MSI header file | |
| * | |
| * Copyright (C) 2024 NXP | |
| * Author: Frank Li <Frank.Li@nxp.com> | |
| */ | |
| #ifndef __PCI_EP_MSI__ | |
| #define __PCI_EP_MSI__ | |
| struct pci_epf; | |
| #ifdef CONFIG_PCI_ENDPOINT_MSI_DOORBELL | |
| int pci_epf_alloc_doorbell(struct pci_epf *epf, u16 nums); | |
| void pci_epf_free_doorbell(struct pci_epf *epf); | |
| #else | |
| static inline int pci_epf_alloc_doorbell(struct pci_epf *epf, u16 nums) | |
| { | |
| return -ENODATA; | |
| } | |
| static inline void pci_epf_free_doorbell(struct pci_epf *epf) | |
| { | |
| } | |
| #endif /* CONFIG_GENERIC_MSI_IRQ */ | |
| #endif /* __PCI_EP_MSI__ */ |