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path: root/drivers/pci/pci-sysfs.c
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Diffstat (limited to 'drivers/pci/pci-sysfs.c')
-rw-r--r--drivers/pci/pci-sysfs.c30
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 0b56e0865f38..c0dbe1f61362 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -325,6 +325,8 @@ dev_rescan_store(struct device *dev, struct device_attribute *attr,
}
return count;
}
+struct device_attribute dev_rescan_attr = __ATTR(rescan, (S_IWUSR|S_IWGRP),
+ NULL, dev_rescan_store);
static void remove_callback(struct device *dev)
{
@@ -354,6 +356,8 @@ remove_store(struct device *dev, struct device_attribute *dummy,
count = ret;
return count;
}
+struct device_attribute dev_remove_attr = __ATTR(remove, (S_IWUSR|S_IWGRP),
+ NULL, remove_store);
static ssize_t
dev_bus_rescan_store(struct device *dev, struct device_attribute *attr,
@@ -504,8 +508,6 @@ struct device_attribute pci_dev_attrs[] = {
__ATTR(broken_parity_status,(S_IRUGO|S_IWUSR),
broken_parity_status_show,broken_parity_status_store),
__ATTR(msi_bus, 0644, msi_bus_show, msi_bus_store),
- __ATTR(remove, (S_IWUSR|S_IWGRP), NULL, remove_store),
- __ATTR(rescan, (S_IWUSR|S_IWGRP), NULL, dev_rescan_store),
#if defined(CONFIG_PM_RUNTIME) && defined(CONFIG_ACPI)
__ATTR(d3cold_allowed, 0644, d3cold_allowed_show, d3cold_allowed_store),
#endif
@@ -1463,6 +1465,29 @@ static umode_t pci_dev_attrs_are_visible(struct kobject *kobj,
return a->mode;
}
+static struct attribute *pci_dev_hp_attrs[] = {
+ &dev_remove_attr.attr,
+ &dev_rescan_attr.attr,
+ NULL,
+};
+
+static umode_t pci_dev_hp_attrs_are_visible(struct kobject *kobj,
+ struct attribute *a, int n)
+{
+ struct device *dev = container_of(kobj, struct device, kobj);
+ struct pci_dev *pdev = to_pci_dev(dev);
+
+ if (pdev->is_virtfn)
+ return 0;
+
+ return a->mode;
+}
+
+static struct attribute_group pci_dev_hp_attr_group = {
+ .attrs = pci_dev_hp_attrs,
+ .is_visible = pci_dev_hp_attrs_are_visible,
+};
+
#ifdef CONFIG_PCI_IOV
static struct attribute *sriov_dev_attrs[] = {
&sriov_totalvfs_attr.attr,
@@ -1494,6 +1519,7 @@ static struct attribute_group pci_dev_attr_group = {
static const struct attribute_group *pci_dev_attr_groups[] = {
&pci_dev_attr_group,
+ &pci_dev_hp_attr_group,
#ifdef CONFIG_PCI_IOV
&sriov_dev_attr_group,
#endif