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authorBjorn Helgaas <bhelgaas@google.com>2016-03-02 21:46:50 -0600
committerBjorn Helgaas <bhelgaas@google.com>2016-03-12 06:00:29 -0600
commitd9c8bea179a6906a74ea42a2a162c4d1c6d9a16b (patch)
treec2d71dc7bfb2ae399a9fa08d4feb2db7c246756f /drivers/pci
parent97f47e73c4a0dc2519276cd63274696c850e0613 (diff)
downloadlinux-d9c8bea179a6906a74ea42a2a162c4d1c6d9a16b.tar.bz2
PCI: Remove unused IORESOURCE_ROM_COPY and IORESOURCE_ROM_BIOS_COPY
The IORESOURCE_ROM_COPY and IORESOURCE_ROM_BIOS_COPY bits are unused. Remove them and code that depends on them. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/remove.c1
-rw-r--r--drivers/pci/rom.c31
2 files changed, 1 insertions, 31 deletions
diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c
index 8a280e9c2ad1..6b66329a6bff 100644
--- a/drivers/pci/remove.c
+++ b/drivers/pci/remove.c
@@ -7,7 +7,6 @@ static void pci_free_resources(struct pci_dev *dev)
{
int i;
- pci_cleanup_rom(dev);
for (i = 0; i < PCI_NUM_RESOURCES; i++) {
struct resource *res = dev->resource + i;
if (res->parent)
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c
index 2a07f344616e..06663d391b39 100644
--- a/drivers/pci/rom.c
+++ b/drivers/pci/rom.c
@@ -128,12 +128,6 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
loff_t start;
void __iomem *rom;
- if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY)) {
- *size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
- return (void __iomem *)(unsigned long)
- pci_resource_start(pdev, PCI_ROM_RESOURCE);
- }
-
/* assign the ROM an address if it doesn't have one */
if (res->parent == NULL && pci_assign_resource(pdev, PCI_ROM_RESOURCE))
return NULL;
@@ -150,8 +144,7 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
rom = ioremap(start, *size);
if (!rom) {
/* restore enable if ioremap fails */
- if (!(res->flags & (IORESOURCE_ROM_ENABLE |
- IORESOURCE_ROM_COPY)))
+ if (!(res->flags & IORESOURCE_ROM_ENABLE))
pci_disable_rom(pdev);
return NULL;
}
@@ -177,9 +170,6 @@ void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom)
{
struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
- if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY))
- return;
-
iounmap(rom);
/* Disable again before continuing */
@@ -189,25 +179,6 @@ void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom)
EXPORT_SYMBOL(pci_unmap_rom);
/**
- * pci_cleanup_rom - free the ROM copy created by pci_map_rom_copy
- * @pdev: pointer to pci device struct
- *
- * Free the copied ROM if we allocated one.
- */
-void pci_cleanup_rom(struct pci_dev *pdev)
-{
- struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
-
- if (res->flags & IORESOURCE_ROM_COPY) {
- kfree((void *)(unsigned long)res->start);
- res->flags |= IORESOURCE_UNSET;
- res->flags &= ~IORESOURCE_ROM_COPY;
- res->start = 0;
- res->end = 0;
- }
-}
-
-/**
* pci_platform_rom - provides a pointer to any ROM image provided by the
* platform
* @pdev: pointer to pci device struct