Re: [PATCH 07/13] staging: comedi: ni_mio_common: implement global pfi,rtsi routing

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On Tue, Sep 25, 2018 at 4:27 AM Ian Abbott <abbotti@xxxxxxxxx> wrote:
>
> On 19/09/18 17:38, Spencer E. Olson wrote:
> > Implement device-global config interface for ni_mio devices.  In
> > particular, this patch implements:
> > INSN_DEVICE_CONFIG_TEST_ROUTE,
> > INSN_DEVICE_CONFIG_CONNECT_ROUTE,
> > INSN_DEVICE_CONFIG_DISCONNECT_ROUTE,
> > INSN_DEVICE_CONFIG_GET_ROUTES
> > for the ni mio devices.  This means that the new abstracted signal/terminal
> > names can be used to define signal routing with regards to the PFI
> > terminals and RTSI trigger bus lines.
> >
> > This also adds ability to identify PFI and RTSI channels on the PFI and
> > RTSI subdevices using the new device-global names.  This does not change
> > the values that are set for channel output selections using the subdevice
> > interfaces--these still require direct register values.
> >
> > Annotates and updates tables of register values to reflect this new
> > implementation status.
> >
> > Signed-off-by: Spencer E. Olson <olsonse@xxxxxxxxx>
> > ---
> >   .../staging/comedi/drivers/ni_mio_common.c    | 687 ++++++++++++++++--
> >   drivers/staging/comedi/drivers/ni_stc.h       |  68 ++
> >   2 files changed, 683 insertions(+), 72 deletions(-)
> >
> > diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
> > index b033f0be9b8a..c42d480df7ff 100644
> > --- a/drivers/staging/comedi/drivers/ni_mio_common.c
> > +++ b/drivers/staging/comedi/drivers/ni_mio_common.c
>
> In trying an experimental application of your patches to "staging-next"
> (to examine the code more carefully), this (PATCH 07/13) failed to apply
> with "git am".  When applying the failed patch manually with "patch
> -p1", there was one failed hunk (see below).
>
> > @@ -5040,13 +5077,17 @@ static unsigned int ni_get_rtsi_routing(struct comedi_device *dev,
> >   {
> >       struct ni_private *devpriv = dev->private;
> >
> > +     if (chan >= TRIGGER_LINE(0))
> > +             /* allow new and old names of rtsi channels to work. */
> > +             chan -= TRIGGER_LINE(0);
> > +
> >       if (chan < 4) {
> >               return NISTC_RTSI_TRIG_TO_SRC(chan,
> >                                             devpriv->rtsi_trig_a_output_reg);
> >       } else if (chan < NISTC_RTSI_TRIG_NUM_CHAN(devpriv->is_m_series)) {
> >               return NISTC_RTSI_TRIG_TO_SRC(chan,
> >                                             devpriv->rtsi_trig_b_output_reg);
> > -     } else if (chan == NISTC_RTSI_TRIG_OLD_CLK_CHAN)
> > +     } else if (chan == NISTC_RTSI_TRIG_OLD_CLK_CHAN) {
> >               return NI_RTSI_OUTPUT_RTSI_OSC;
> >       }
> >
>
> That is the hunk that failed to apply.  The line numbers seem a bit off
> the original source, and the "} else if" part at the end didn't match at
> all.
>
> Perhaps you need to rebase?

After looking at this patch, it looks like this is based on my earlier
patch that you "stamped" reviewed.  The patch was titled:  "staging:
comedi: ni_mio_common: protect register write overflow".  Probably
should have included that one in this patch set or waited for more
time between--oh well.  Any suggestion on how to handle this?

>
> --
> -=( Ian Abbott <abbotti@xxxxxxxxx> || Web: www.mev.co.uk )=-
> -=( MEV Ltd. is a company registered in England & Wales. )=-
> -=( Registered number: 02862268.  Registered address:    )=-
> -=( 15 West Park Road, Bramhall, STOCKPORT, SK7 3JZ, UK. )=-
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