return -EPERM;
if (!val) {
- if (atomic_read(&pdev->enable_cnt) != 0)
+ if (pci_is_enabled(pdev))
pci_disable_device(pdev);
else
result = -EIO;
{
int ret = 0;
unsigned long val;
- struct pci_dev *pdev = to_pci_dev(dev);
if (strict_strtoul(buf, 0, &val) < 0)
return -EINVAL;
- if (pci_is_root_bus(pdev->bus))
- return -EBUSY;
-
/* An attribute cannot be unregistered by one of its own methods,
* so we have to use this roundabout approach.
*/
/**
* pci_read_legacy_io - read byte(s) from legacy I/O port space
* @kobj: kobject corresponding to file to read from
+ * @bin_attr: struct bin_attribute for this file
* @buf: buffer to store results
* @off: offset into legacy I/O port space
* @count: number of bytes to read
/**
* pci_write_legacy_io - write byte(s) to legacy I/O port space
* @kobj: kobject corresponding to file to read from
+ * @bin_attr: struct bin_attribute for this file
* @buf: buffer containing value to be written
* @off: offset into legacy I/O port space
* @count: number of bytes to write
/**
* pci_remove_resource_files - cleanup resource files
- * @dev: dev to cleanup
+ * @pdev: dev to cleanup
*
- * If we created resource files for @dev, remove them from sysfs and
+ * If we created resource files for @pdev, remove them from sysfs and
* free their resources.
*/
static void
/**
* pci_create_resource_files - create resource files in sysfs for @dev
- * @dev: dev in question
+ * @pdev: dev in question
*
- * Walk the resources in @dev creating files for each resource available.
+ * Walk the resources in @pdev creating files for each resource available.
*/
static int pci_create_resource_files(struct pci_dev *pdev)
{
/**
* pci_write_rom - used to enable access to the PCI ROM display
* @kobj: kernel object handle
+ * @bin_attr: struct bin_attribute for this file
* @buf: user input
* @off: file offset
* @count: number of byte in input
/**
* pci_read_rom - read a PCI ROM
* @kobj: kernel object handle
+ * @bin_attr: struct bin_attribute for this file
* @buf: where to put the data we read from the ROM
* @off: file offset
* @count: number of bytes to read