Re: [PATCH] usb: core: handle hub C_PORT_OVER_CURRENT condition

2018-07-20 Thread Alan Stern
On Thu, 19 Jul 2018, Bin Liu wrote: > Based on USB2.0 Spec Section 11.12.5, > > "If a hub has per-port power switching and per-port current limiting, > an over-current on one port may still cause the power on another port > to fall below specific minimums. In this case, the affected port

[PATCH] usb: core: handle hub C_PORT_OVER_CURRENT condition

2018-07-19 Thread Bin Liu
Based on USB2.0 Spec Section 11.12.5, "If a hub has per-port power switching and per-port current limiting, an over-current on one port may still cause the power on another port to fall below specific minimums. In this case, the affected port is placed in the Power-Off state and