diff options
| author |   Bjorn Helgaas <bhelgaas@google.com> | 2016-03-02 21:46:50 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2016-03-12 06:00:29 -0600 |
| commit | d9c8bea179a6906a74ea42a2a162c4d1c6d9a16b (patch) | |
| tree | c2d71dc7bfb2ae399a9fa08d4feb2db7c246756f /drivers/pci/rom.c | |
| parent | MIPS: Loongson 3: Keep CPU physical (not virtual) addresses in shadow ROM resource (diff) | |
| download | wireguard-linux-d9c8bea179a6906a74ea42a2a162c4d1c6d9a16b.tar.xz wireguard-linux-d9c8bea179a6906a74ea42a2a162c4d1c6d9a16b.zip | |
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/rom.c')
| -rw-r--r-- | drivers/pci/rom.c | 31 |
1 files changed, 1 insertions, 30 deletions
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 |