lsusb - Radeon HD 7850: RadeonSI Gallium3D
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 013 Device 002: ID 2433:b111
Bus 013 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 012 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 011 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 010 Device 003: ID 1532:0101 Razer USA, Ltd Copperhead Mouse
Bus 010 Device 002: ID 04f2:0833 Chicony Electronics Co., Ltd
Bus 010 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 007 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 006 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub