1 files changed, 43 insertions, 0 deletions
diff --git a/rust/helpers/pci.c b/rust/helpers/pci.c
new file mode 100644
index 000000000000..bf8173979c5e
--- /dev/null
+++ b/rust/helpers/pci.c
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/pci.h>
+
+u16 rust_helper_pci_dev_id(struct pci_dev *dev)
+{
+	return PCI_DEVID(dev->bus->number, dev->devfn);
+}
+
+resource_size_t rust_helper_pci_resource_start(struct pci_dev *pdev, int bar)
+{
+	return pci_resource_start(pdev, bar);
+}
+
+resource_size_t rust_helper_pci_resource_len(struct pci_dev *pdev, int bar)
+{
+	return pci_resource_len(pdev, bar);
+}
+
+bool rust_helper_dev_is_pci(const struct device *dev)
+{
+	return dev_is_pci(dev);
+}
+
+#ifndef CONFIG_PCI_MSI
+int rust_helper_pci_alloc_irq_vectors(struct pci_dev *dev,
+				      unsigned int min_vecs,
+				      unsigned int max_vecs,
+				      unsigned int flags)
+{
+	return pci_alloc_irq_vectors(dev, min_vecs, max_vecs, flags);
+}
+
+void rust_helper_pci_free_irq_vectors(struct pci_dev *dev)
+{
+	pci_free_irq_vectors(dev);
+}
+
+int rust_helper_pci_irq_vector(struct pci_dev *pdev, unsigned int nvec)
+{
+	return pci_irq_vector(pdev, nvec);
+}
+#endif