#include <linux/sched.h>
#include <linux/pci.h>
#include <linux/stat.h>
+#include <linux/export.h>
#include <linux/topology.h>
#include <linux/mm.h>
#include <linux/fs.h>
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- return sprintf(buf, "pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x\n",
+ return sprintf(buf, "pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02X\n",
pci_dev->vendor, pci_dev->device,
pci_dev->subsystem_vendor, pci_dev->subsystem_device,
(u8)(pci_dev->class >> 16), (u8)(pci_dev->class >> 8),
int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma,
enum pci_mmap_api mmap_api)
{
- unsigned long nr, start, size, pci_start;
+ unsigned long nr, start, size;
+ resource_size_t pci_start = 0, pci_end;
if (pci_resource_len(pdev, resno) == 0)
return 0;
nr = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
start = vma->vm_pgoff;
size = ((pci_resource_len(pdev, resno) - 1) >> PAGE_SHIFT) + 1;
- pci_start = (mmap_api == PCI_MMAP_PROCFS) ?
- pci_resource_start(pdev, resno) >> PAGE_SHIFT : 0;
+ if (mmap_api == PCI_MMAP_PROCFS) {
+ pci_resource_to_user(pdev, resno, &pdev->resource[resno],
+ &pci_start, &pci_end);
+ pci_start >>= PAGE_SHIFT;
+ }
if (start >= pci_start && start < pci_start + size &&
start + nr <= pci_start + size)
return 1;
if (i >= PCI_ROM_RESOURCE)
return -ENODEV;
+ if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(res->start))
+ return -EINVAL;
+
if (!pci_mmap_fits(pdev, i, vma, PCI_MMAP_SYSFS)) {
WARN(1, "process \"%s\" tried to map 0x%08lx bytes "
"at page 0x%08lx on %s BAR %d (start 0x%16Lx, size 0x%16Lx)\n",
pci_resource_to_user(pdev, i, res, &start, &end);
vma->vm_pgoff += start >> PAGE_SHIFT;
mmap_type = res->flags & IORESOURCE_MEM ? pci_mmap_mem : pci_mmap_io;
-
- if (res->flags & IORESOURCE_MEM && iomem_is_exclusive(start))
- return -EINVAL;
-
return pci_mmap_page_range(pdev, vma, mmap_type, write_combine);
}