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From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: msmulski2@gmail.com
Cc: andrew@lunn.ch, f.fainelli@gmail.com, olteanv@gmail.com,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, simon.horman@corigine.com,
	kabel@kernel.org, Michal Smulski <michal.smulski@ooma.com>
Subject: Re: [PATCH net-next v6 1/1] net: dsa: mv88e6xxx: implement USXGMII mode for mv88e6393x
Date: Fri, 2 Jun 2023 12:08:04 +0100	[thread overview]
Message-ID: <ZHnNlGiHRbUYsxlC@shell.armlinux.org.uk> (raw)
In-Reply-To: <20230602001705.2747-2-msmulski2@gmail.com>

On Thu, Jun 01, 2023 at 05:17:04PM -0700, msmulski2@gmail.com wrote:
> +static int mv88e639x_serdes_pcs_get_state_usxgmii(struct mv88e6xxx_chip *chip,
> +						  int port, int lane,
> +						  struct phylink_link_state *state)
> +{
> +	u16 status, lp_status;
> +	int err;
> +
> +	err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS,
> +				    MV88E6390_USXGMII_PHY_STATUS, &status);
> +	if (err) {
> +		dev_err(chip->dev, "can't read Serdes USXGMII PHY status: %d\n", err);
> +		return err;
> +	}
> +	dev_dbg(chip->dev, "USXGMII PHY status: 0x%x\n", status);
> +
> +	state->link = !!(status & MDIO_USXGMII_LINK);

Another thing which is missing is filling in state->an_complete. Does
the PHY have a status bit for this when operating in USXGMII mode?
If not, please set it to state->link.

Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!

  parent reply	other threads:[~2023-06-02 11:08 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-02  0:17 [PATCH net-next v6 0/1] net: dsa: mv88e6xxx: implement USXGMII mode for mv88e6393x msmulski2
2023-06-02  0:17 ` [PATCH net-next v6 1/1] " msmulski2
2023-06-02  7:53   ` Marek Behún
2023-06-03  4:32     ` Michal Smulski
2023-06-02 10:30   ` Russell King (Oracle)
2023-06-02 11:28     ` Ioana Ciornei
2023-06-02 13:11       ` Russell King (Oracle)
2023-06-02 14:31         ` Ioana Ciornei
2023-06-03  5:27           ` Michal Smulski
2023-06-03  4:56     ` Michal Smulski
2023-06-02 11:08   ` Russell King (Oracle) [this message]
2023-06-03  4:59     ` Michal Smulski

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