These attributes are authorized, mask and mask_changed.
The first shows the authorization state for an interface.
The second describes the authorization states of all device interfaces.
The third is a status bit to control a manual setting of the mask.
Signed-off-by: Stefan Koch <sk...@suse.de>
---
include/linux/usb.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 447fe29..ab96e21 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -171,6 +171,7 @@ struct usb_interface {
int minor; /* minor number this interface is
* bound to */
enum usb_interface_condition condition; /* state of binding */
+ unsigned authorized:1; /* for policy that allows using the interface */
unsigned sysfs_files_created:1; /* the sysfs attributes exist */
unsigned ep_devs_created:1; /* endpoint "devices" exist */
unsigned unregistering:1; /* unregistration is in progress */
@@ -502,6 +503,7 @@ struct usb3_lpm_parameters {
* @authenticated: Crypto authentication passed
* @wusb: device is Wireless USB
* @lpm_capable: device supports LPM
+ * @mask_changed: true if @mask was changed since configuration setup
* @usb2_hw_lpm_capable: device can perform USB2 hardware LPM
* @usb2_hw_lpm_besl_capable: device can perform USB2 hardware BESL LPM
* @usb2_hw_lpm_enabled: USB2 hardware LPM is enabled
@@ -511,6 +513,7 @@ struct usb3_lpm_parameters {
* @product: iProduct string, if present (static)
* @manufacturer: iManufacturer string, if present (static)
* @serial: iSerialNumber string, if present (static)
+ * @mask: interface authorization mask to allow or denz specific usb interfaces
* @filelist: usbfs files that are open to this device
* @maxchild: number of ports if hub
* @quirks: quirks of the whole device
@@ -575,6 +578,7 @@ struct usb_device {
unsigned authenticated:1;
unsigned wusb:1;
unsigned lpm_capable:1;
+ unsigned mask_changed:1;
unsigned usb2_hw_lpm_capable:1;
unsigned usb2_hw_lpm_besl_capable:1;
unsigned usb2_hw_lpm_enabled:1;
@@ -587,6 +591,8 @@ struct usb_device {
char *manufacturer;
char *serial;
+ u32 mask;
+
struct list_head filelist;
int maxchild;
--
2.1.4
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