RE: [PATCH] fsl/usb: Workarourd for USB erratum-A005697

2016-11-25 Thread Jerry Huang
Mehresh ; Suresh Gupta Subject: RE: [PATCH] fsl/usb: Workarourd for USB erratum-A005697 On Thu, 24 Nov 2016, Sriram Dash wrote: > >From: Changming Huang [mailto:jerry.hu...@nxp.com] As per USB > >specification, in the Suspend state, the status bit does not change > >until the

RE: [PATCH] fsl/usb: Workarourd for USB erratum-A005697

2016-11-25 Thread Jerry Huang
@vger.kernel.org; julia.law...@lip6.fr; Jerry Huang ; Ramneek Mehresh ; Suresh Gupta Subject: RE: [PATCH] fsl/usb: Workarourd for USB erratum-A005697 >From: Changming Huang [mailto:jerry.hu...@nxp.com] As per USB >specification, in the Suspend state, the status bit does not change >

RE: [PATCH] fsl/usb: Workarourd for USB erratum-A005697

2016-11-24 Thread Alan Stern
On Thu, 24 Nov 2016, Sriram Dash wrote: > >From: Changming Huang [mailto:jerry.hu...@nxp.com] > >As per USB specification, in the Suspend state, the status bit does not > >change until > >the port is suspended. However, there may be a delay in suspending a port if > >there > >is a transaction cu

RE: [PATCH] fsl/usb: Workarourd for USB erratum-A005697

2016-11-24 Thread Sriram Dash
>From: Changming Huang [mailto:jerry.hu...@nxp.com] >As per USB specification, in the Suspend state, the status bit does not change >until >the port is suspended. However, there may be a delay in suspending a port if >there >is a transaction currently in progress on the bus. > >In the USBDR contr

[PATCH] fsl/usb: Workarourd for USB erratum-A005697

2016-11-24 Thread Changming Huang
As per USB specification, in the Suspend state, the status bit does not change until the port is suspended. However, there may be a delay in suspending a port if there is a transaction currently in progress on the bus. In the USBDR controller, the PORTSCx[SUSP] bit changes immediately when the app