netdev - Re: [PATCH v5 8/8] mlx5: Create an auxiliary device for fwctl

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Message-ID: <20250302120905.GA1539246@unreal>
Date: Sun, 2 Mar 2025 14:09:05 +0200
From: Leon Romanovsky <leonro@...dia.com>
To: Jason Gunthorpe <jgg@...dia.com>
CC: Andy Gospodarek <andrew.gospodarek@...adcom.com>, Aron Silverton
	<aron.silverton@...cle.com>, Dan Williams <dan.j.williams@...el.com>, "Daniel
 Vetter" <daniel.vetter@...ll.ch>, Dave Jiang <dave.jiang@...el.com>, "David
 Ahern" <dsahern@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Christoph Hellwig <hch@...radead.org>, Itay Avraham <itayavr@...dia.com>,
	Jiri Pirko <jiri@...dia.com>, Jonathan Cameron <Jonathan.Cameron@...wei.com>,
	Jakub Kicinski <kuba@...nel.org>, Leonid Bloch <lbloch@...dia.com>,
	<linux-cxl@...r.kernel.org>, <linux-rdma@...r.kernel.org>,
	<netdev@...r.kernel.org>, Saeed Mahameed <saeedm@...dia.com>, "Nelson,
 Shannon" <shannon.nelson@....com>
Subject: Re: [PATCH v5 8/8] mlx5: Create an auxiliary device for fwctl_mlx5

On Thu, Feb 27, 2025 at 08:26:36PM -0400, Jason Gunthorpe wrote:
> From: Saeed Mahameed <saeedm@...dia.com>
> 
> If the device supports User Context then it can support fwctl. Create an
> auxiliary device to allow fwctl to bind to it.
> 
> Create a sysfs like:
> 
> $ ls /sys/devices/pci0000:00/0000:00:0a.0/mlx5_core.fwctl.0/driver -l
> lrwxrwxrwx 1 root root 0 Apr 25 19:46 /sys/devices/pci0000:00/0000:00:0a.0/mlx5_core.fwctl.0/driver -> ../../../../bus/auxiliary/drivers/mlx5_fwctl.mlx5_fwctl
> 
> Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
> Signed-off-by: Jason Gunthorpe <jgg@...dia.com>
> ---
>  drivers/net/ethernet/mellanox/mlx5/core/dev.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 

Thanks,
Acked-by: Leon Romanovsky <leonro@...dia.com>