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[MTD] [NOR] intel_dc21285 switch to ROM API

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Now that the needed helpers are exported, it becomes a nice simple 
switch over. Closes #9420

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Alan Cox 2008-09-23 17:25:10 +01:00 committed by David Woodhouse
parent e416de5e61
commit 4ab1394361
1 changed files with 3 additions and 13 deletions
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16
drivers/mtd/maps/pci.c
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@ -203,15 +203,8 @@ intel_dc21285_init(struct pci_dev *dev, struct map_pci_info *map)
* not enabled, should we be allocating a new resource for it
* or simply enabling it?
*/
if (!(pci_resource_flags(dev, PCI_ROM_RESOURCE) &
IORESOURCE_ROM_ENABLE)) {
u32 val;
pci_resource_flags(dev, PCI_ROM_RESOURCE) |= IORESOURCE_ROM_ENABLE;
pci_read_config_dword(dev, PCI_ROM_ADDRESS, &val);
val |= PCI_ROM_ADDRESS_ENABLE;
pci_write_config_dword(dev, PCI_ROM_ADDRESS, val);
printk("%s: enabling expansion ROM\n", pci_name(dev));
}
pci_enable_rom(dev);
printk("%s: enabling expansion ROM\n", pci_name(dev));
}
if (!len || !base)
@ -240,10 +233,7 @@ intel_dc21285_exit(struct pci_dev *dev, struct map_pci_info *map)
/*
* We need to undo the PCI BAR2/PCI ROM BAR address alteration.
*/
pci_resource_flags(dev, PCI_ROM_RESOURCE) &= ~IORESOURCE_ROM_ENABLE;
pci_read_config_dword(dev, PCI_ROM_ADDRESS, &val);
val &= ~PCI_ROM_ADDRESS_ENABLE;
pci_write_config_dword(dev, PCI_ROM_ADDRESS, val);
pci_disable_rom(dev);
}
static unsigned long