diff options
| -rw-r--r-- | drivers/pci/bus.c | 5 | ||||
| -rw-r--r-- | drivers/pci/pci-driver.c | 6 | ||||
| -rw-r--r-- | include/linux/pci.h | 1 |
3 files changed, 11 insertions, 1 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index 847f3ca..c8709c6 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -177,10 +177,15 @@ int pci_bus_add_device(struct pci_dev *dev) if (retval) return retval; + dev->match_driver = false; retval = device_add(&dev->dev); if (retval) return retval; + dev->match_driver = true; + retval = device_attach(&dev->dev); + WARN_ON(retval < 0); + dev->is_added = 1; pci_proc_attach_device(dev); pci_create_sysfs_dev_files(dev); diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index f79cbcd..acdcc3c 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -1186,9 +1186,13 @@ pci_dev_driver(const struct pci_dev *dev) static int pci_bus_match(struct device *dev, struct device_driver *drv) { struct pci_dev *pci_dev = to_pci_dev(dev); - struct pci_driver *pci_drv = to_pci_driver(drv); + struct pci_driver *pci_drv; const struct pci_device_id *found_id; + if (!pci_dev->match_driver) + return 0; + + pci_drv = to_pci_driver(drv); found_id = pci_match_device(pci_drv, pci_dev); if (found_id) return 1; diff --git a/include/linux/pci.h b/include/linux/pci.h index 907b455..8ee7e4e 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -286,6 +286,7 @@ struct pci_dev { unsigned int irq; struct resource resource[DEVICE_COUNT_RESOURCE]; /* I/O and memory regions + expansion ROMs */ + bool match_driver; /* Skip attaching driver */ /* These fields are used by common fixups */ unsigned int transparent:1; /* Transparent PCI bridge */ unsigned int multifunction:1;/* Part of multi-function device */ |