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Message-ID: <BYASPR01MB0053FFDDDF3ED9122B0D917DCC869@BYASPR01MB0053.namprd18.prod.outlook.com>
Date:   Wed, 22 Mar 2023 07:26:05 +0000
From:   Veerasenareddy Burru <vburru@...vell.com>
To:     Maciej Fijalkowski <maciej.fijalkowski@...el.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Abhijit Ayarekar <aayarekar@...vell.com>,
        Sathesh B Edara <sedara@...vell.com>,
        Satananda Burla <sburla@...vell.com>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Subject: RE: [EXT] Re: [PATCH net-next v3 5/7] octeon_ep: support asynchronous
 notifications



> -----Original Message-----
> From: Maciej Fijalkowski <maciej.fijalkowski@...el.com>
> Sent: Wednesday, February 15, 2023 8:36 AM
> To: Veerasenareddy Burru <vburru@...vell.com>
> Cc: netdev@...r.kernel.org; linux-kernel@...r.kernel.org; Abhijit Ayarekar
> <aayarekar@...vell.com>; Sathesh B Edara <sedara@...vell.com>;
> Satananda Burla <sburla@...vell.com>; linux-doc@...r.kernel.org; David S.
> Miller <davem@...emloft.net>; Eric Dumazet <edumazet@...gle.com>;
> Jakub Kicinski <kuba@...nel.org>; Paolo Abeni <pabeni@...hat.com>
> Subject: [EXT] Re: [PATCH net-next v3 5/7] octeon_ep: support
> asynchronous notifications
> 
> External Email
> 
> ----------------------------------------------------------------------
> On Mon, Feb 13, 2023 at 09:14:20PM -0800, Veerasenareddy Burru wrote:
> > Add asynchronous notification support to the control mailbox.
> >
> > Signed-off-by: Veerasenareddy Burru <vburru@...vell.com>
> > Signed-off-by: Abhijit Ayarekar <aayarekar@...vell.com>
> > ---
> > v2 -> v3:
> >  * no change
> >
> > v1 -> v2:
> >  * no change
> >
> >  .../marvell/octeon_ep/octep_ctrl_net.c        | 29 +++++++++++++++++++
> >  1 file changed, 29 insertions(+)
> >
> > diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
> > b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
> > index 715af1891d0d..80bcd6cd4732 100644
> > --- a/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
> > +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_net.c
> > @@ -279,6 +279,33 @@ static int process_mbox_resp(struct octep_device
> *oct,
> >  	return 0;
> >  }
> >
> > +static int process_mbox_notify(struct octep_device *oct,
> 
> void
> 

Will change in next revision.

> > +			       struct octep_ctrl_mbox_msg *msg) {
> > +	struct octep_ctrl_net_f2h_req *req;
> > +	struct net_device *netdev = oct->netdev;
> 
> RCT
> 

Will fix in next revision. I missed some RCT violations in this patchset. Will take care for future submissions.
Thank you for kind review.

> > +
> > +	req = (struct octep_ctrl_net_f2h_req *)msg->sg_list[0].msg;
> > +	switch (req->hdr.s.cmd) {
> > +	case OCTEP_CTRL_NET_F2H_CMD_LINK_STATUS:
> > +		if (netif_running(netdev)) {
> > +			if (req->link.state) {
> > +				dev_info(&oct->pdev->dev,
> "netif_carrier_on\n");
> > +				netif_carrier_on(netdev);
> > +			} else {
> > +				dev_info(&oct->pdev->dev,
> "netif_carrier_off\n");
> > +				netif_carrier_off(netdev);
> > +			}
> > +		}
> > +		break;
> > +	default:
> > +		pr_info("Unknown mbox req : %u\n", req->hdr.s.cmd);
> > +		break;
> > +	}
> > +
> > +	return 0;
> > +}
> > +
> >  int octep_ctrl_net_recv_fw_messages(struct octep_device *oct)  {
> >  	static u16 msg_sz = sizeof(union octep_ctrl_net_max_data); @@ -
> 303,6
> > +330,8 @@ int octep_ctrl_net_recv_fw_messages(struct octep_device
> *oct)
> >  			process_mbox_req(oct, &msg);
> >  		else if (msg.hdr.s.flags &
> OCTEP_CTRL_MBOX_MSG_HDR_FLAG_RESP)
> >  			process_mbox_resp(oct, &msg);
> > +		else if (msg.hdr.s.flags &
> OCTEP_CTRL_MBOX_MSG_HDR_FLAG_NOTIFY)
> > +			process_mbox_notify(oct, &msg);
> >  	}
> >
> >  	return 0;
> > --
> > 2.36.0
> >

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