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From: Vamsi Krishna Attunuru <vattunuru@marvell.com>
To: Greg KH <gregkh@linuxfoundation.org>
CC: "arnd@arndb.de" <arnd@arndb.de>, Jerin Jacob <jerinj@marvell.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [EXTERNAL] Re: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon
 CN10K DPI administrative driver
Thread-Topic: [EXTERNAL] Re: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon
 CN10K DPI administrative driver
Thread-Index: AQHamAZzf+IP1o80O0awgoRP3EPgOrF79emAgAANPUA=
Date: Sat, 27 Apr 2024 11:59:00 +0000
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References: <2024042501-stargazer-departure-e5b9@gregkh>
 <20240426182011.2156856-1-vattunuru@marvell.com>
 <2024042704-repugnant-extenuate-f775@gregkh>
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> -----Original Message-----
> From: Greg KH <gregkh@linuxfoundation.org>
> Sent: Saturday, April 27, 2024 4:37 PM
> To: Vamsi Krishna Attunuru <vattunuru@marvell.com>
> Cc: arnd@arndb.de; Jerin Jacob <jerinj@marvell.com>; linux-
> kernel@vger.kernel.org
> Subject: [EXTERNAL] Re: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon
> CN10K DPI administrative driver
>=20
> Prioritize security for external emails: Confirm sender and content safet=
y
> before clicking links or opening attachments
>=20
> ----------------------------------------------------------------------
> On Fri, Apr 26, 2024 at 11:20:11AM -0700, Vamsi Attunuru wrote:
> > Adds a misc driver for Marvell CN10K DPI(DMA Engine) device's physical
> > function which initializes DPI DMA hardware's global configuration and
> > enables hardware mailbox channels between physical function (PF) and
> > it's virtual functions (VF). VF device drivers (User space drivers)
> > use this hw mailbox to communicate any required device configuration
> > on it's respective VF device. Accordingly, this DPI PF driver
> > provisions the VF device resources.
> >
> > At the hardware level, the DPI physical function (PF) acts as a
> > management interface to setup the VF device resources, VF devices are
> > only provisioned to handle or control the actual DMA Engine's data tran=
sfer
> capabilities.
> >
> > Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
> > ---
> > Changes V5 -> V6:
> > - Updated documentation
>=20
> The documentation for where to find the userspace code needs to be in the
> documentation file, not buried in a comment here in a changelog section t=
hat
> will never show up anywhere.

Sure, I will add the details in documentation file and resend. I assumed li=
ke you wanted the user space code references for the review purpose, so men=
tioned as separately.

Thanks
Vamsi
>=20
> thanks,
>=20
> greg k-h