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s390/pci: add some new arch specific pci attributes

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Add a bunch of s390 specific pci attributes to help
identifying pci functions.

Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2014-04-16 16:12:05 +02:00
committed by Martin Schwidefsky
parent 93065d045a
commit ac4995b9d5
4 changed files with 67 additions and 5 deletions
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46
arch/s390/pci/pci_sysfs.c
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@@ -26,6 +26,13 @@ zpci_attr(function_id, "0x%08x\n", fid);
zpci_attr(function_handle, "0x%08x\n", fh);
zpci_attr(pchid, "0x%04x\n", pchid);
zpci_attr(pfgid, "0x%02x\n", pfgid);
zpci_attr(vfn, "0x%04x\n", vfn);
zpci_attr(pft, "0x%02x\n", pft);
zpci_attr(uid, "0x%x\n", uid);
zpci_attr(segment0, "0x%02x\n", pfip[0]);
zpci_attr(segment1, "0x%02x\n", pfip[1]);
zpci_attr(segment2, "0x%02x\n", pfip[2]);
zpci_attr(segment3, "0x%02x\n", pfip[3]);
static ssize_t recover_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
@@ -51,18 +58,53 @@ static ssize_t recover_store(struct device *dev, struct device_attribute *attr,
}
static DEVICE_ATTR_WO(recover);
static ssize_t util_string_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
struct device *dev = kobj_to_dev(kobj);
struct pci_dev *pdev = to_pci_dev(dev);
struct zpci_dev *zdev = get_zdev(pdev);
return memory_read_from_buffer(buf, count, &off, zdev->util_str,
sizeof(zdev->util_str));
}
static BIN_ATTR_RO(util_string, CLP_UTIL_STR_LEN);
static struct bin_attribute *zpci_bin_attrs[] = {
&bin_attr_util_string,
NULL,
};
static struct attribute *zpci_dev_attrs[] = {
&dev_attr_function_id.attr,
&dev_attr_function_handle.attr,
&dev_attr_pchid.attr,
&dev_attr_pfgid.attr,
&dev_attr_pft.attr,
&dev_attr_vfn.attr,
&dev_attr_uid.attr,
&dev_attr_recover.attr,
NULL,
};
static struct attribute_group zpci_attr_group = {
.attrs = zpci_dev_attrs,
.bin_attrs = zpci_bin_attrs,
};
const struct attribute_group *zpci_attr_groups[] = {
&zpci_attr_group,
static struct attribute *pfip_attrs[] = {
&dev_attr_segment0.attr,
&dev_attr_segment1.attr,
&dev_attr_segment2.attr,
&dev_attr_segment3.attr,
NULL,
};
static struct attribute_group pfip_attr_group = {
.name = "pfip",
.attrs = pfip_attrs,
};
const struct attribute_group *zpci_attr_groups[] = {
&zpci_attr_group,
&pfip_attr_group,
NULL,
};