1 // SPDX-License-Identifier: GPL-2.0 2 3 #include <linux/pci.h> 4 5 u16 rust_helper_pci_dev_id(struct pci_dev *dev) 6 { 7 return PCI_DEVID(dev->bus->number, dev->devfn); 8 } 9 10 resource_size_t rust_helper_pci_resource_start(struct pci_dev *pdev, int bar) 11 { 12 return pci_resource_start(pdev, bar); 13 } 14 15 resource_size_t rust_helper_pci_resource_len(struct pci_dev *pdev, int bar) 16 { 17 return pci_resource_len(pdev, bar); 18 } 19 20 bool rust_helper_dev_is_pci(const struct device *dev) 21 { 22 return dev_is_pci(dev); 23 } 24 25 #ifndef CONFIG_PCI_MSI 26 int rust_helper_pci_irq_vector(struct pci_dev *pdev, unsigned int nvec) 27 { 28 return pci_irq_vector(pdev, nvec); 29 } 30 31 #endif 32