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authorZhao, Yu <yu.zhao@intel.com>2008-10-13 19:49:55 +0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2008-10-20 10:54:31 -0700
commit201de56eb22f1ff3f36804bc70cbff220b50f067 (patch)
tree3613a9485bee233ab62bc9d747b40aa3b11eeec7
parent280c73d3691fb182fa55b0160737c2c0feb79471 (diff)
downloadlinux-linaro-stable-201de56eb22f1ff3f36804bc70cbff220b50f067.tar.gz
PCI: centralize the capabilities code in probe.c
This patch centralizes the initialization and release functions of various PCI capabilities in probe.c, which makes the introduction of new capability support functions cleaner in the future. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
-rw-r--r--drivers/pci/probe.c27
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 49599ac49bda..8c158b9abd41 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -842,6 +842,11 @@ static int pci_setup_device(struct pci_dev * dev)
return 0;
}
+static void pci_release_capabilities(struct pci_dev *dev)
+{
+ pci_vpd_release(dev);
+}
+
/**
* pci_release_dev - free a pci device structure when all users of it are finished.
* @dev: device that's been disconnected
@@ -854,7 +859,7 @@ static void pci_release_dev(struct device *dev)
struct pci_dev *pci_dev;
pci_dev = to_pci_dev(dev);
- pci_vpd_release(pci_dev);
+ pci_release_capabilities(pci_dev);
kfree(pci_dev);
}
@@ -935,8 +940,6 @@ struct pci_dev *alloc_pci_dev(void)
INIT_LIST_HEAD(&dev->bus_list);
- pci_msi_init_pci_dev(dev);
-
return dev;
}
EXPORT_SYMBOL(alloc_pci_dev);
@@ -1009,11 +1012,21 @@ static struct pci_dev *pci_scan_device(struct pci_bus *bus, int devfn)
return NULL;
}
- pci_vpd_pci22_init(dev);
-
return dev;
}
+static void pci_init_capabilities(struct pci_dev *dev)
+{
+ /* MSI/MSI-X list */
+ pci_msi_init_pci_dev(dev);
+
+ /* Power Management */
+ pci_pm_init(dev);
+
+ /* Vital Product Data */
+ pci_vpd_pci22_init(dev);
+}
+
void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
{
device_initialize(&dev->dev);
@@ -1030,8 +1043,8 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
/* Fix up broken headers */
pci_fixup_device(pci_fixup_header, dev);
- /* Initialize power management of the device */
- pci_pm_init(dev);
+ /* Initialize various capabilities */
+ pci_init_capabilities(dev);
/*
* Add the device to our list of discovered devices