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