From: jsg <jsg@openbsd.org>
Date: Mon, 11 Apr 2022 03:02:40 +0000 (+0000)
Subject: add pci_upstream_bridge() and pci_pr3_present()
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=b2e07619b0e9d08d90b232513a961a4ffcd3736f;p=openbsd

add pci_upstream_bridge() and pci_pr3_present()
needed for changes to amdgpu_device.c in 5.15.y
for now always return false when checking for ACPI _PR3 method
---

diff --git a/sys/dev/pci/drm/include/linux/pci.h b/sys/dev/pci/drm/include/linux/pci.h
index 16eaa870df9..944de95e2ea 100644
--- a/sys/dev/pci/drm/include/linux/pci.h
+++ b/sys/dev/pci/drm/include/linux/pci.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pci.h,v 1.10 2022/03/01 04:08:04 jsg Exp $	*/
+/*	$OpenBSD: pci.h,v 1.11 2022/04/11 03:02:40 jsg Exp $	*/
 /*
  * Copyright (c) 2015 Mark Kettenis
  *
@@ -246,6 +246,21 @@ pci_is_root_bus(struct pci_bus *pbus)
 	return (pbus->bridgetag == NULL);
 }
 
+static inline struct pci_dev *
+pci_upstream_bridge(struct pci_dev *pdev)
+{
+	if (pci_is_root_bus(pdev->bus))
+		return NULL;
+	return pdev->bus->self;
+}
+
+/* XXX check for ACPI _PR3 */
+static inline bool
+pci_pr3_present(struct pci_dev *pdev)
+{
+	return false;
+}
+
 static inline int
 pcie_capability_read_dword(struct pci_dev *pdev, int off, u32 *val)
 {