[dpdk-dev] getting pointer for struct ixgbe_hw

[Ananyev, Konstantin]

Hi Serguei,

> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Serguei Bezverkhi (sbezverk)
> Sent: Monday, September 21, 2015 3:12 PM
> To: Van Haaren, Harry; dev at dpdk.org
> Subject: Re: [dpdk-dev] getting pointer for struct ixgbe_hw
> 
> Hi Harry,
> 
> Thank you for your reply. The reason I was looking for specifically  ixgbe_hw because I needed access to ixgbe PF/VF mailbox facility. I
> am not sure if it is exposed via rte_eth api. Please advise.

You are not supposed to send/recv messages via HW mailbox directly from the user application.
To configure device there exists rte_eth* API. 
Wonder what exactly you are trying to achieve?
Konstantin

> 
> Best regards
> 
> Serguei
> 
> 
> Serguei Bezverkhi,
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> -----Original Message-----
> From: Van Haaren, Harry [mailto:harry.van.haaren at intel.com]
> Sent: Monday, September 21, 2015 10:06 AM
> To: Serguei Bezverkhi (sbezverk) <sbezverk at cisco.com>; dev at dpdk.org
> Subject: RE: getting pointer for struct ixgbe_hw
> 
> Hi Serguei,
> 
> > From: Serguei Bezverkhi
> > I would appreciate if somebody could share an example of getting
> > access to ixgbe_hw structure for already initialized ixgbe nic. I
> > tried to find any references but could not find any API returning pointer for this structure.
> 
> The ixgbe_hw struct is part of the implementation, and should not be used by code outside the drivers/net/ixgbe director. The
> rte_eth_* api[1] is available to access any NIC using a unified API.
> 
> Hope that helps, -Harry
> 
> [1] http://www.dpdk.org/doc/api/rte__ethdev_8h.html