linux-kernel - Re: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon CN10K DPI administrative driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <2024042704-repugnant-extenuate-f775@gregkh>
Date: Sat, 27 Apr 2024 13:06:41 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: Vamsi Attunuru <vattunuru@...vell.com>
Cc: arnd@...db.de, jerinj@...vell.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 1/1] misc: mrvl-cn10k-dpi: add Octeon CN10K DPI
 administrative driver

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 transfer capabilities.
> 
> Signed-off-by: Vamsi Attunuru <vattunuru@...vell.com>
> ---
> Changes V5 -> V6:
> - Updated documentation

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 that will never show up anywhere.

thanks,

greg k-h