Re: [PATCH] usb-core: Add MS_INTR_BINTERVAL USB quirk

From: Samuel Thibault
Date: Tue Mar 14 2017 - 04:45:43 EST

Dave Mielke, on lun. 13 mars 2017 22:20:01 -0400, wrote:
> It's possible that this device is using high speed because it offers a feature
> to transfer its internal clipboard to the host, and it allows that clipboard to
> contain lots of data. Interestingly, though, hidden within a usage note, they
> do observe that, so far, they've been unable to achieve a transfer speed faster
> than 5,000 characters in seven minutes. It looks to me like this is exactly due
> to their incorrect setting of bInterval. :-)

Well, still, with a 10ms interval, one can achieve at best 100 key
press events per second, thus 50 characters per second, i.e. not even