Lines Matching +full:usb2 +full:- +full:lpm +full:- +full:disable
10 This allows to avoid side-effects with drivers
28 drivers, non-authorized one are not. By default, wired
33 Contact: linux-usb@vger.kernel.org
67 What: /sys/bus/usb-serial/drivers/.../new_id
69 Contact: linux-usb@vger.kernel.org
72 extra bus folder "usb-serial" in sysfs; apart from that
97 If CONFIG_PM is set and a USB 2.0 lpm-capable device is plugged
98 in to a xHCI host which support link PM, it will perform a LPM
99 test; if the test is passed and host supports USB2 hardware LPM
100 (xHCI 1.0 feature), USB2 hardware LPM will be enabled for the
103 or disable) indicating whether or not USB2 hardware LPM is
105 the file to enable/disable the feature.
113 If CONFIG_PM is set and a USB 3.0 lpm-capable device is plugged
116 the check is passed and the host supports USB3 hardware LPM,
117 USB3 hardware LPM will be enabled for the device and the USB
120 files hold a string value (enable or disable) indicating whether
121 or not USB3 hardware LPM U1 or U2 is enabled for the device.
141 attribute allows user-space to know whether the device is
145 an on-screen keyboard if the only wireless keyboard is
148 statuses available in WWAN, WLAN/Wi-Fi, Bluetooth, etc.
182 In some cases, we care about time-to-active for devices
183 connected on a specific port (e.g. non-standard USB port like
186 This attribute is a bit-field that controls the behavior of
189 - Bit 0 of this field selects the "old" enumeration scheme,
197 - Bit 1 reduces TRSTRCY to the 10 ms that are required by the
206 Most hubs are able to detect over-current situations on their
208 the number of over-current situation occurred on a specific port
223 Some USB3.0 devices are not friendly to USB3 LPM. usb3_lpm_permit
224 attribute allows enabling/disabling usb3 lpm of a port. It takes
234 Link to the USB Type-C connector when available. This link is
235 only created when USB Type-C Connector Class is enabled, and
239 What: /sys/bus/usb/devices/.../<hub_interface>/port<X>/disable
245 power switching -- most hubs don't support it). If
266 Valid states are: 'not-attached', 'attached', 'powered',
275 USB 2.0 devices may support hardware link power management (LPM)
277 tuning the timeout for L1 inactivity timer (LPM timer), e.g.
280 Supported values are 0 - 65535 microseconds.
286 USB 2.0 devices that support hardware link power management (LPM)
294 Supported values are 0 - 15.
303 USB 3.2 adds Dual-lane support, 2 rx and 2 tx lanes over Type-C.
304 Inter-Chip SSIC devices support asymmetric lanes up to 4 lanes per
312 USB 3.2 adds Dual-lane support, 2 rx and 2 tx -lanes over Type-C.
313 Inter-Chip SSIC devices support asymmetric lanes up to 4 lanes per
320 Symlink to the USB Type-C partner device. USB Type-C partner
322 Configuration Channel (CC signal on USB Type-C connectors and
452 this file are in bus-endian format. Note that the kernel will not
585 - both (on control endpoints)
586 - in
587 - out
598 - Control
599 - Isoc
600 - Bulk
601 - Interrupt
602 - unknown