linux-kernel - Re: [PATCH v7 0/5] usb: usbtmc: Add support for missing functions in USBTMC-USB488 spec

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Date:	Fri, 29 Jan 2016 18:34:46 +0100
From:	Dave Penkler <dpenkler@...il.com>
To:	Clemens Ladisch <clemens@...isch.de>
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 0/5] usb: usbtmc: Add support for missing functions in
 USBTMC-USB488 spec

Hi Clemens,
On Thu, Jan 28, 2016 at 09:46:59AM +0100, Clemens Ladisch wrote:
> Dave Penkler wrote:
> > Implement support for the USB488 defined READ_STATUS_BYTE ioctl (1/5)
> > and SRQ notifications with fasync (2/5) and poll/select (3/5) in order
> > to be able to synchronize with variable duration instrument
> > operations.
> >
> > Add convenience ioctl to return all device capabilities (4/5)
> >
> > Add ioctls for other USB488 requests: REN_CONTROL, GOTO_LOCAL and
> > LOCAL_LOCKOUT. (5/5)
> > [...]
> >  Testing:
> >     All functions tested ok on an USBTMC-USB488 compliant oscilloscope
> 
> How?  Did you extend the usbtmc_ioctl tool?

No, I have written my own test program and run it against my Agilent/Keysight Oscilloscope. It is available, as is,  on request.

cheers,
-Dave