From: Thippeswamy Havalige <thippeswamy.havalige@amd.com>
Date: Tue, 25 Oct 2022 06:52:12 +0000 (+0530)
Subject: microblaze/PCI: Remove unused pci_iobar_pfn() and et al declarations
X-Git-Tag: v6.2-rc1~209^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cb0199c70ee1065c9c9f121e3508833f3ee11cd1;p=thirdparty%2Fkernel%2Flinux.git

microblaze/PCI: Remove unused pci_iobar_pfn() and et al declarations

Remove unused pci_iobar_pfn() and et al declarations.

Signed-off-by: Thippeswamy Havalige <thippeswamy.havalige@amd.com>
Link: https://lore.kernel.org/r/20221025065214.4663-12-thippeswamy.havalige@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
---

diff --git a/arch/microblaze/include/asm/pci-bridge.h b/arch/microblaze/include/asm/pci-bridge.h
index 9c89ae4cdc005..5db2c6605720f 100644
--- a/arch/microblaze/include/asm/pci-bridge.h
+++ b/arch/microblaze/include/asm/pci-bridge.h
@@ -27,10 +27,8 @@ struct pci_controller {
 	struct pci_bus *bus;
 	struct device_node *dn;
 	struct list_head list_node;
-	struct device *parent;
 
 	void __iomem *io_base_virt;
-	resource_size_t io_base_phys;
 
 	/* Currently, we limit ourselves to 1 IO range and 3 mem
 	 * ranges since the common pci_bus structure can't handle more
diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h
index 52d572dd41ba9..a75bf3b190351 100644
--- a/arch/microblaze/include/asm/pci.h
+++ b/arch/microblaze/include/asm/pci.h
@@ -32,12 +32,9 @@ extern int pci_domain_nr(struct pci_bus *bus);
 /* Decide whether to display the domain number in /proc */
 extern int pci_proc_domain(struct pci_bus *bus);
 
-struct vm_area_struct;
-
 /* Tell PCI code what kind of PCI resource mappings we support */
 #define HAVE_PCI_MMAP			1
 #define ARCH_GENERIC_PCI_MMAP_RESOURCE	1
-#define arch_can_pci_mmap_io()		1
 
 struct file;
 
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index a1de8532a04e5..e5c2051c7e672 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -65,25 +65,6 @@ int pcibios_vaddr_is_ioport(void __iomem *address)
 	return ret;
 }
 
-/*
- * Platform support for /proc/bus/pci/X/Y mmap()s.
- */
-
-int pci_iobar_pfn(struct pci_dev *pdev, int bar, struct vm_area_struct *vma)
-{
-	struct pci_controller *hose = pci_bus_to_host(pdev->bus);
-	resource_size_t ioaddr = pci_resource_start(pdev, bar);
-
-	if (!hose)
-		return -EINVAL;		/* should never happen */
-
-	/* Convert to an offset within this PCI controller */
-	ioaddr -= (unsigned long)hose->io_base_virt - _IO_BASE;
-
-	vma->vm_pgoff += (ioaddr + hose->io_base_phys) >> PAGE_SHIFT;
-	return 0;
-}
-
 /* Display the domain number in /proc */
 int pci_proc_domain(struct pci_bus *bus)
 {