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+What: /sys/devices/.../supplier:<supplier>
+Date: May 2020
+Contact: Saravana Kannan <saravanak@google.com>
+Description:
+ The /sys/devices/.../supplier:<supplier> are symlinks to device
+ links where this device is the consumer. <supplier> denotes the
+ name of the supplier in that device link and is of the form
+ bus:device name. There can be zero or more of these symlinks
+ for a given device.