cris/PCI: Use generic pci_mmap_resource_range()
authorDavid Woodhouse <dwmw@amazon.co.uk>
Wed, 12 Apr 2017 12:26:01 +0000 (13:26 +0100)
committerBjorn Helgaas <bhelgaas@google.com>
Thu, 20 Apr 2017 13:47:47 +0000 (08:47 -0500)
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
arch/cris/arch-v32/drivers/pci/bios.c
arch/cris/include/asm/pci.h

index a589686d5448c8daf7df8c6e4ca209543b701264..394c2a73d5e25bb6cf748a37ddeeb62aa5fed5c2 100644 (file)
@@ -14,29 +14,6 @@ void pcibios_set_master(struct pci_dev *dev)
        pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
 }
 
-int pci_mmap_page_range(struct pci_dev *dev, int bar,
-                       struct vm_area_struct *vma,
-                       enum pci_mmap_state mmap_state, int write_combine)
-{
-       unsigned long prot;
-
-       /* Leave vm_pgoff as-is, the PCI space address is the physical
-        * address on this platform.
-        */
-       prot = pgprot_val(vma->vm_page_prot);
-       vma->vm_page_prot = __pgprot(prot);
-
-       /* Write-combine setting is ignored, it is changed via the mtrr
-        * interfaces on this platform.
-        */
-       if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
-                            vma->vm_end - vma->vm_start,
-                            vma->vm_page_prot))
-               return -EAGAIN;
-
-       return 0;
-}
-
 resource_size_t
 pcibios_align_resource(void *data, const struct resource *res,
                       resource_size_t size, resource_size_t align)
index 65198cb46c8574303101f3a866c17bb8accbc55b..6e505332b3e36d165a960e222e9593994c7eaf83 100644 (file)
@@ -42,6 +42,7 @@ struct pci_dev;
 #define PCI_DMA_BUS_IS_PHYS    (1)
 
 #define HAVE_PCI_MMAP
+#define ARCH_GENERIC_PCI_MMAP_RESOURCE
 
 #endif /* __KERNEL__ */