Re: ttyACM and BREAK chars ?

2019-09-12 Thread Joakim Tjernlund
On Wed, 2019-09-11 at 20:27 +0200, Oliver Neukum wrote: > Am Mittwoch, den 11.09.2019, 14:34 + schrieb Joakim Tjernlund: > > On Wed, 2019-09-11 at 16:22 +0200, Oliver Neukum wrote: > > > CAUTION: This email originated from outside of the organization. Do not > > > click links or open attachmen

Re: [PATCH v2] usb: host: xhci: wait CNR when doing xhci resume

2019-09-12 Thread Mathias Nyman
On 6.9.2019 8.36, Rick Tseng wrote: NVIDIA 3.1 xHCI card would lose power when moving power state into D3Cold. Thus we need to wait CNR bit to clear when xhci resmue as xhci init. Signed-off-by: Rick Tseng --- drivers/usb/host/xhci.c | 9 + 1 file changed, 9 insertions(+) diff --git

[PATCH net,stable] cdc_ether: fix rndis support for Mediatek based smartphones

2019-09-12 Thread Bjørn Mork
A Mediatek based smartphone owner reports problems with USB tethering in Linux. The verbose USB listing shows a rndis_host interface pair (e0/01/03 + 10/00/00), but the driver fails to bind with [ 355.960428] usb 1-4: bad CDC descriptors The problem is a failsafe test intended to filter out ACM

Re: ttyACM and BREAK chars ?

2019-09-12 Thread Oliver Neukum
Am Donnerstag, den 12.09.2019, 07:09 + schrieb Joakim Tjernlund: > On Wed, 2019-09-11 at 20:27 +0200, Oliver Neukum wrote: > > Am Mittwoch, den 11.09.2019, 14:34 + schrieb Joakim Tjernlund: > > > On Wed, 2019-09-11 at 16:22 +0200, Oliver Neukum wrote: > > > > CAUTION: This email originated

Re: [PATCH 2/3] usb: dwc3: qcom: Add interconnect support in dwc3 driver

2019-09-12 Thread Georgi Djakov
Hi Chandana, Thank you for the patch! On 9/11/19 07:54, Chandana Kishori Chiluveru wrote: > Add interconnect support in dwc3-qcom driver to vote for bus > bandwidth. > > This requires for two different paths - from USB master to > DDR slave. The other is from APPS master to USB slave. > > Signe

RE: EHSET with hub and PCIe root hub

2019-09-12 Thread Alan Stern
On Wed, 11 Sep 2019, Allen Blaylock wrote: > So I do see the PORT_TEST SetFeature Request and Response when I use tcpdump > to > make a capture using usbmon. Unfortunately I am not as familiar with the raw > usbmon output or some of the diagnostics output by usbmon so I may be missing > somethin

RE: EHSET with hub and PCIe root hub

2019-09-12 Thread Alan Stern
On Thu, 12 Sep 2019, Alan Stern wrote: > On Wed, 11 Sep 2019, Allen Blaylock wrote: > > > So I do see the PORT_TEST SetFeature Request and Response when I use > > tcpdump to > > make a capture using usbmon. Unfortunately I am not as familiar with the raw > > usbmon output or some of the diagnost

RE: EHSET with hub and PCIe root hub

2019-09-12 Thread Allen Blaylock
Thank you Alan, I am still working through understanding the usbmon and this is a helpful hint. I will contact the device manufacturer and see if there is some alternative method they recommend for testing. >Most of the usbmon output shows that a device was attached to port 3 of hub 2 >and enu

[PATCH] xhci: Check all endpoints for LPM timeout

2019-09-12 Thread Jan Schmidt
If an endpoint is encountered that returns USB3_LPM_DEVICE_INITIATED, keep checking further endpoints, as there might be periodic endpoints later that return USB3_LPM_DISABLED due to shorter service intervals. Without this, the code can set too high a maximum-exit-latency and prevent the use of mu

Dear Friend,

2019-09-12 Thread Mrs Jessica Becker
Dear Friend, Hello how are you doing? Please, I am still waiting for your reply on the message I sent you yesterday Thanks Mrs Jessica Becker.

Re: [PATCH] xhci: Check all endpoints for LPM timeout

2019-09-12 Thread Philipp Zabel
On Fri, 2019-09-13 at 00:49 +1000, Jan Schmidt wrote: > If an endpoint is encountered that returns USB3_LPM_DEVICE_INITIATED, keep > checking further endpoints, as there might be periodic endpoints later > that return USB3_LPM_DISABLED due to shorter service intervals. > > Without this, the code c

RE: EHSET with hub and PCIe root hub

2019-09-12 Thread Allen Blaylock
>I should add that the USB 2.0 spec includes the following text (from section >11.24.2.13): > >Test mode of a downstream facing port can only be used in >a well defined sequence of hub states. This sequence is >defined as follows: > >1) All enabled downstream facin

RE: EHSET with hub and PCIe root hub

2019-09-12 Thread Alan Stern
On Thu, 12 Sep 2019, Allen Blaylock wrote: > >I should add that the USB 2.0 spec includes the following text (from section > >11.24.2.13): > > > >Test mode of a downstream facing port can only be used in > >a well defined sequence of hub states. This sequence is > >defined