[PATCH] 64bit resource: change pci core and arch code to use resource_size_t

[pandora-kernel.git] / arch / i386 / pci / i386.c

diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c
index 6d63385..10154a2 100644 (file)
--- a/arch/i386/pci/i386.c
+++ b/arch/i386/pci/i386.c
@@ -48,10 +48,10 @@
  */
 void
 pcibios_align_resource(void *data, struct resource *res,
-                      unsigned long size, unsigned long align)
+                       resource_size_t size, resource_size_t align)
 {
        if (res->flags & IORESOURCE_IO) {
-               unsigned long start = res->start;
+               resource_size_t start = res->start;
 
                if (start & 0x300) {
                        start = (start + 0x3ff) & ~0x3ff;
@@ -221,6 +221,11 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
                        continue;
 
                r = &dev->resource[idx];
+               if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM)))
+                       continue;
+               if ((idx == PCI_ROM_RESOURCE) &&
+                               (!(r->flags & IORESOURCE_ROM_ENABLE)))
+                       continue;
                if (!r->start && r->end) {
                        printk(KERN_ERR "PCI: Device %s not available because of resource collisions\n", pci_name(dev));
                        return -EINVAL;
@@ -230,8 +235,6 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
                if (r->flags & IORESOURCE_MEM)
                        cmd |= PCI_COMMAND_MEMORY;
        }
-       if (dev->resource[PCI_ROM_RESOURCE].start)
-               cmd |= PCI_COMMAND_MEMORY;
        if (cmd != old_cmd) {
                printk("PCI: Enabling device %s (%04x -> %04x)\n", pci_name(dev), old_cmd, cmd);
                pci_write_config_word(dev, PCI_COMMAND, cmd);
@@ -239,6 +242,15 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask)
        return 0;
 }
 
+void pcibios_disable_resources(struct pci_dev *dev)
+{
+       u16 cmd;
+
+       pci_read_config_word(dev, PCI_COMMAND, &cmd);
+       cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
+       pci_write_config_word(dev, PCI_COMMAND, cmd);
+}
+
 /*
  *  If we set up a device for bus mastering, we need to check the latency
  *  timer as certain crappy BIOSes forget to set it properly.
@@ -273,8 +285,6 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
        /* Leave vm_pgoff as-is, the PCI space address is the physical
         * address on this platform.
         */
-       vma->vm_flags |= (VM_SHM | VM_LOCKED | VM_IO);
-
        prot = pgprot_val(vma->vm_page_prot);
        if (boot_cpu_data.x86 > 3)
                prot |= _PAGE_PCD | _PAGE_PWT;