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devres: implement pcim_iomap_regions_request_all()

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Some drivers need to reserve all PCI BARs to prevent other drivers
misusing unoccupied BARs.  pcim_iomap_regions_request_all() requests
all BARs and iomap specified BARs.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo
2008-03-12 15:26:34 +09:00
committed by Jeff Garzik
parent 233f112042
commit 916fbfb7ae
2 changed files with 27 additions and 0 deletions
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include/linux/pci.h
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@@ -1045,6 +1045,8 @@ void __iomem *pcim_iomap(struct pci_dev *pdev, int bar, unsigned long maxlen);
void pcim_iounmap(struct pci_dev *pdev, void __iomem *addr);
void __iomem * const *pcim_iomap_table(struct pci_dev *pdev);
int pcim_iomap_regions(struct pci_dev *pdev, u16 mask, const char *name);
int pcim_iomap_regions_request_all(struct pci_dev *pdev, u16 mask,
const char *name);
void pcim_iounmap_regions(struct pci_dev *pdev, u16 mask);
extern int pci_pci_problems;