1da6d6475SSaravana KannanWhat: /sys/devices/.../waiting_for_supplier 2da6d6475SSaravana KannanDate: May 2020 3da6d6475SSaravana KannanContact: Saravana Kannan <saravanak@google.com> 4da6d6475SSaravana KannanDescription: 5da6d6475SSaravana Kannan The /sys/devices/.../waiting_for_supplier attribute is only 6da6d6475SSaravana Kannan present when fw_devlink kernel command line option is enabled 7da6d6475SSaravana Kannan and is set to something stricter than "permissive". It is 8da6d6475SSaravana Kannan removed once a device probes successfully (because the 9da6d6475SSaravana Kannan information is no longer relevant). The number read from it (0 10da6d6475SSaravana Kannan or 1) reflects whether the device is waiting for one or more 11da6d6475SSaravana Kannan suppliers to be added and then linked to using device links 12da6d6475SSaravana Kannan before the device can probe. 13da6d6475SSaravana Kannan 14da6d6475SSaravana Kannan A value of 0 means the device is not waiting for any suppliers 15da6d6475SSaravana Kannan to be added before it can probe. A value of 1 means the device 16da6d6475SSaravana Kannan is waiting for one or more suppliers to be added before it can 17da6d6475SSaravana Kannan probe. 18