2005-11-03 00:24:41

by Kristen Carlson Accardi

[permalink] [raw]
Subject: [patch 1/4] pci: store PCI_INTERRUPT_PIN in pci_dev

plain text document attachment (patch-interrupt-pin)
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 <[email protected]>

drivers/pci/probe.c | 1 +
include/linux/pci.h | 1 +
2 files changed, 2 insertions(+)

Index: linux-2.6.13/drivers/pci/probe.c
===================================================================
--- linux-2.6.13.orig/drivers/pci/probe.c
+++ linux-2.6.13/drivers/pci/probe.c
@@ -571,6 +571,7 @@ static void pci_read_irq(struct pci_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;
Index: linux-2.6.13/include/linux/pci.h
===================================================================
--- linux-2.6.13.orig/include/linux/pci.h
+++ linux-2.6.13/include/linux/pci.h
@@ -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

--