PCI: PCIe portdrv: Add kerneldoc comments to some core functions

[firefly-linux-kernel-4.4.55.git] / drivers / pci / pci-sysfs.c

diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index ea54cedcdfc60cb81a168719c3cfae5d16783af0..c23619fb6c4b1cc252a617dec6d7ac4cb779eed5 100644 (file)
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -371,55 +371,33 @@ pci_write_config(struct kobject *kobj, struct bin_attribute *bin_attr,
 }
 
 static ssize_t
-pci_read_vpd(struct kobject *kobj, struct bin_attribute *bin_attr,
-            char *buf, loff_t off, size_t count)
+read_vpd_attr(struct kobject *kobj, struct bin_attribute *bin_attr,
+             char *buf, loff_t off, size_t count)
 {
        struct pci_dev *dev =
                to_pci_dev(container_of(kobj, struct device, kobj));
-       int end;
-       int ret;
 
        if (off > bin_attr->size)
                count = 0;
        else if (count > bin_attr->size - off)
                count = bin_attr->size - off;
-       end = off + count;
-
-       while (off < end) {
-               ret = dev->vpd->ops->read(dev, off, end - off, buf);
-               if (ret < 0)
-                       return ret;
-               buf += ret;
-               off += ret;
-       }
 
-       return count;
+       return pci_read_vpd(dev, off, count, buf);
 }
 
 static ssize_t
-pci_write_vpd(struct kobject *kobj, struct bin_attribute *bin_attr,
-             char *buf, loff_t off, size_t count)
+write_vpd_attr(struct kobject *kobj, struct bin_attribute *bin_attr,
+              char *buf, loff_t off, size_t count)
 {
        struct pci_dev *dev =
                to_pci_dev(container_of(kobj, struct device, kobj));
-       int end;
-       int ret;
 
        if (off > bin_attr->size)
                count = 0;
        else if (count > bin_attr->size - off)
                count = bin_attr->size - off;
-       end = off + count;
-
-       while (off < end) {
-               ret = dev->vpd->ops->write(dev, off, end - off, buf);
-               if (ret < 0)
-                       return ret;
-               buf += ret;
-               off += ret;
-       }
 
-       return count;
+       return pci_write_vpd(dev, off, count, buf);
 }
 
 #ifdef HAVE_PCI_LEGACY
@@ -845,8 +823,8 @@ static int pci_create_capabilities_sysfs(struct pci_dev *dev)
                attr->size = dev->vpd->len;
                attr->attr.name = "vpd";
                attr->attr.mode = S_IRUSR | S_IWUSR;
-               attr->read = pci_read_vpd;
-               attr->write = pci_write_vpd;
+               attr->read = read_vpd_attr;
+               attr->write = write_vpd_attr;
                retval = sysfs_create_bin_file(&dev->dev.kobj, attr);
                if (retval) {
                        kfree(dev->vpd->attr);