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[PATCH] pci: store PCI_INTERRUPT_PIN in pci_dev

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Store the value of the INTERRUPT_PIN in the pci_dev structure
so that it can be retrieved later.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kristen Accardi 2005-11-02 16:24:32 -08:00 committed by Greg Kroah-Hartman
parent 6150c32589
commit ffeff788d6
2 changed files with 2 additions and 0 deletions
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1
drivers/pci/probe.c
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@ -571,6 +571,7 @@ static void pci_read_irq(struct pci_dev *dev)
unsigned char irq;
pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &irq);
dev->pin = irq;
if (irq)
pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq);
dev->irq = irq;

1
include/linux/pci.h
View File

@ -98,6 +98,7 @@ struct pci_dev {
unsigned int class; /* 3 bytes: (base,sub,prog-if) */
u8 hdr_type; /* PCI header type (`multi' flag masked out) */
u8 rom_base_reg; /* which config register controls the ROM */
u8 pin; /* which interrupt pin this device uses */
struct pci_driver *driver; /* which driver has allocated this device */
u64 dma_mask; /* Mask of the bits of bus address this