linux-kernel - RE: [PATCH v9 4/4] docs: ABI: Add sysfs documentation interface of dw-xdata-pcie driver

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Date:   Mon, 29 Mar 2021 10:25:25 +0000
From:   Gustavo Pimentel <Gustavo.Pimentel@...opsys.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Derek Kiernan <derek.kiernan@...inx.com>,
        Dragan Cvetic <dragan.cvetic@...inx.com>,
        Arnd Bergmann <arnd@...db.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Jonathan Corbet <corbet@....net>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Krzysztof Wilczyński <kw@...ux.com>
Subject: RE: [PATCH v9 4/4] docs: ABI: Add sysfs documentation interface of
 dw-xdata-pcie driver

On Mon, Mar 29, 2021 at 11:8:11, Greg Kroah-Hartman 
<gregkh@...uxfoundation.org> wrote:

> On Mon, Mar 29, 2021 at 11:59:40AM +0200, Gustavo Pimentel wrote:
> > This patch describes the sysfs interface implemented on the dw-xdata-pcie
> > driver.
> > 
> > Signed-off-by: Gustavo Pimentel <gustavo.pimentel@...opsys.com>
> > ---
> >  Documentation/ABI/testing/sysfs-driver-xdata | 46 ++++++++++++++++++++++++++++
> >  1 file changed, 46 insertions(+)
> >  create mode 100644 Documentation/ABI/testing/sysfs-driver-xdata
> > 
> > diff --git a/Documentation/ABI/testing/sysfs-driver-xdata b/Documentation/ABI/testing/sysfs-driver-xdata
> > new file mode 100644
> > index 00000000..66af19a
> > --- /dev/null
> > +++ b/Documentation/ABI/testing/sysfs-driver-xdata
> > @@ -0,0 +1,46 @@
> > +What:		/sys/class/misc/drivers/dw-xdata-pcie.<device>/write
> > +Date:		April 2021
> > +KernelVersion:	5.13
> > +Contact:	Gustavo Pimentel <gustavo.pimentel@...opsys.com>
> > +Description:	Allows the user to enable the PCIe traffic generator which
> > +		will create write TLPs frames - from the Root Complex to the
> > +		Endpoint direction.
> > +		Usage e.g.
> > +		 echo 1 > /sys/class/misc/dw-xdata-pcie.<device>/write
> 
> Again, this does not match the code.  Either fix the code (which I
> recommend), or change this and the other sysfs descriptions of writing
> values here.

I've commented about this previously, but I didn't get feedback on it, 
therefore I assumed that justification was okay.
I will change the code to accept only the "1" input on the *_store()

-Gustavo

> 
> thanks,
> 
> greg k-h