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PCI: Remove unused, commented-out, code

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This removes unused code that was already commented out.

Tested-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
This commit is contained in:
Bjorn Helgaas 2012-08-16 20:38:50 -06:00
parent 282e1d655f
commit 7990681ad8
4 changed files with 0 additions and 125 deletions
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28
drivers/pci/hotplug/acpiphp_glue.c
View File

@ -1461,34 +1461,6 @@ int __init acpiphp_get_num_slots(void)
}
#if 0
/**
* acpiphp_for_each_slot - call function for each slot
* @fn: callback function
* @data: context to be passed to callback function
*/
static int acpiphp_for_each_slot(acpiphp_callback fn, void *data)
{
struct list_head *node;
struct acpiphp_bridge *bridge;
struct acpiphp_slot *slot;
int retval = 0;
list_for_each (node, &bridge_list) {
bridge = (struct acpiphp_bridge *)node;
for (slot = bridge->slots; slot; slot = slot->next) {
retval = fn(slot, data);
if (!retval)
goto err_exit;
}
}
err_exit:
return retval;
}
#endif
/**
* acpiphp_enable_slot - power on slot
* @slot: ACPI PHP slot

19
drivers/pci/proc.c
View File

@ -434,25 +434,6 @@ int pci_proc_detach_device(struct pci_dev *dev)
return 0;
}
#if 0
int pci_proc_attach_bus(struct pci_bus* bus)
{
struct proc_dir_entry *de = bus->procdir;
if (!proc_initialized)
return -EACCES;
if (!de) {
char name[16];
sprintf(name, "%02x", bus->number);
de = bus->procdir = proc_mkdir(name, proc_bus_pci_dir);
if (!de)
return -ENOMEM;
}
return 0;
}
#endif /* 0 */
int pci_proc_detach_bus(struct pci_bus* bus)
{
struct proc_dir_entry *de = bus->procdir;

19
drivers/pci/remove.c
View File

@ -43,25 +43,6 @@ static void pci_destroy_dev(struct pci_dev *dev)
pci_dev_put(dev);
}
/**
* pci_remove_device_safe - remove an unused hotplug device
* @dev: the device to remove
*
* Delete the device structure from the device lists and
* notify userspace (/sbin/hotplug), but only if the device
* in question is not being used by a driver.
* Returns 0 on success.
*/
#if 0
int pci_remove_device_safe(struct pci_dev *dev)
{
if (pci_dev_driver(dev))
return -EBUSY;
pci_destroy_dev(dev);
return 0;
}
#endif /* 0 */
void pci_remove_bus(struct pci_bus *pci_bus)
{
pci_proc_detach_bus(pci_bus);

59
drivers/pci/rom.c
View File

@ -167,44 +167,6 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
return rom;
}
#if 0
/**
* pci_map_rom_copy - map a PCI ROM to kernel space, create a copy
* @pdev: pointer to pci device struct
* @size: pointer to receive size of pci window over ROM
*
* Return: kernel virtual pointer to image of ROM
*
* Map a PCI ROM into kernel space. If ROM is boot video ROM,
* the shadow BIOS copy will be returned instead of the
* actual ROM.
*/
void __iomem *pci_map_rom_copy(struct pci_dev *pdev, size_t *size)
{
struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
void __iomem *rom;
rom = pci_map_rom(pdev, size);
if (!rom)
return NULL;
if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_SHADOW |
IORESOURCE_ROM_BIOS_COPY))
return rom;
res->start = (unsigned long)kmalloc(*size, GFP_KERNEL);
if (!res->start)
return rom;
res->end = res->start + *size;
memcpy_fromio((void*)(unsigned long)res->start, rom, *size);
pci_unmap_rom(pdev, rom);
res->flags |= IORESOURCE_ROM_COPY;
return (void __iomem *)(unsigned long)res->start;
}
#endif /* 0 */
/**
* pci_unmap_rom - unmap the ROM from kernel space
* @pdev: pointer to pci device struct
@ -226,27 +188,6 @@ void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom)
pci_disable_rom(pdev);
}
#if 0
/**
* pci_remove_rom - disable the ROM and remove its sysfs attribute
* @pdev: pointer to pci device struct
*
* Remove the rom file in sysfs and disable ROM decoding.
*/
void pci_remove_rom(struct pci_dev *pdev)
{
struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
if (pci_resource_len(pdev, PCI_ROM_RESOURCE))
sysfs_remove_bin_file(&pdev->dev.kobj, pdev->rom_attr);
if (!(res->flags & (IORESOURCE_ROM_ENABLE |
IORESOURCE_ROM_SHADOW |
IORESOURCE_ROM_BIOS_COPY |
IORESOURCE_ROM_COPY)))
pci_disable_rom(pdev);
}
#endif /* 0 */
/**
* pci_cleanup_rom - free the ROM copy created by pci_map_rom_copy
* @pdev: pointer to pci device struct