Re: [PATCH v10 1/3] mfd: add support for Diolan DLN-2 devices

[Johan Hovold <johan@kernel.org>]

On Thu, Nov 06, 2014 at 01:45:46PM +0200, Octavian Purdila wrote:
> On Wed, Nov 5, 2014 at 7:11 PM, Johan Hovold <johan@kernel.org> wrote:
> > On Wed, Nov 05, 2014 at 07:04:59PM +0200, Octavian Purdila wrote:
> >> This patch implements the USB part of the Diolan USB-I2C/SPI/GPIO
> >> Master Adapter DLN-2. Details about the device can be found here:
> >>
> >> https://www.diolan.com/i2c/i2c_interface.html.
> >>
> >> Information about the USB protocol can be found in the Programmer's
> >> Reference Manual [1], see section 1.7.
> >>
> >> Because the hardware has a single transmit endpoint and a single
> >> receive endpoint the communication between the various DLN2 drivers
> >> and the hardware will be muxed/demuxed by this driver.
> >>
> >> Each DLN2 module will be identified by the handle field within the DLN2
> >> message header. If a DLN2 module issues multiple commands in parallel
> >> they will be identified by the echo counter field in the message header.
> >>
> >> The DLN2 modules can use the dln2_transfer() function to issue a
> >> command and wait for its response. They can also register a callback
> >> that is going to be called when a specific event id is generated by
> >> the device (e.g. GPIO interrupts). The device uses handle 0 for
> >> sending events.
> >>
> >> [1] https://www.diolan.com/downloads/dln-api-manual.pdf
> >>
> >> Signed-off-by: Octavian Purdila <octavian.purdila@intel.com>
> >
> > Reviewed-by: Johan Hovold <johan@kernel.org>
> >
> > Just noticed checkpatch complains about two typos in the header file
> > (since v9?). ;)
> >
> 
> Ah nice new checkpatch feature, I used checkpath before rebasing the
> tree and missed those. I will fix the typos and submit v11 with your
> review-by tags. Thanks a lot for your awesome reviews Johan !

You're welcome.

Johan