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From: Andrew Lunn <andrew@lunn.ch>
To: Maxime Chevallier <maxime.chevallier@bootlin.com>
Cc: Birger Koblitz <mail@birger-koblitz.de>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	linux-usb@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/9] ax88179_178a: Add support for ethtool pause parameter configuration
Date: Wed, 1 Jul 2026 17:08:54 +0200	[thread overview]
Message-ID: <947860cc-de6e-48b8-804b-e27f27b2f82c@lunn.ch> (raw)
In-Reply-To: <587499ee-d87e-4056-8d2a-8fda2ef3f0f1@bootlin.com>

> > +static void ax88179a_get_pauseparam(struct net_device *net, struct ethtool_pauseparam *pause)
> > +{
> > +	struct usbnet *dev = netdev_priv(net);
> > +	struct ax88179_data *data;
> > +	u16 bmcr, lcladv, rmtadv;
> > +	u8 cap;
> > +
> > +	data = dev->driver_priv;
> > +
> > +	if (data->chip_version < AX_VERSION_AX88179A)
> > +		return;
> > +
> > +	bmcr = ax88179_mdio_read(net, dev->mii.phy_id, MII_BMCR);
> > +	lcladv = ax88179_mdio_read(net, dev->mii.phy_id, MII_ADVERTISE);
> > +	rmtadv = ax88179_mdio_read(net, dev->mii.phy_id, MII_LPA);
> > +
> > +	if (!(bmcr & BMCR_ANENABLE)) {
> > +		pause->autoneg = 0;
> > +		pause->rx_pause = 0;
> > +		pause->tx_pause = 0;
> The best way to have this correct is to use phylink, but for that you'd need to
> have a proper PHY driver instead of using the mii_ API here.

I said the some to one of the other patches.

Do we know what PHYs are being used? Can register 2 and 3 be read to
get the PHY IDs?

	Andrew

  reply	other threads:[~2026-07-01 15:09 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-01  5:42 [PATCH 0/9] ax88179_178a: Add support for AX88179A-based chips Birger Koblitz
2026-07-01  5:42 ` [PATCH 1/9] ax88179_178a: Fix endianness of pause watermark register Birger Koblitz
2026-07-01 14:57   ` Andrew Lunn
2026-07-01  5:42 ` [PATCH 2/9] ax88179_178a: Add HW support for AX179A-based chips Birger Koblitz
2026-07-01 15:05   ` Andrew Lunn
2026-07-01  5:42 ` [PATCH 3/9] ax88179_178a: Add support for AX88179A MMD access Birger Koblitz
2026-07-01  9:53   ` Maxime Chevallier
2026-07-01  5:42 ` [PATCH 4/9] ax88179_178a: Obtain speed and duplex from Interrupt URB Birger Koblitz
2026-07-01  5:42 ` [PATCH 5/9] ax88179_178a: Add support for ethtool pause parameter configuration Birger Koblitz
2026-07-01 10:04   ` Maxime Chevallier
2026-07-01 15:08     ` Andrew Lunn [this message]
2026-07-01 16:22       ` Birger Koblitz
2026-07-01 17:05         ` Andrew Lunn
2026-07-01 17:45           ` Birger Koblitz
2026-07-01 18:41             ` Andrew Lunn
2026-07-01  5:42 ` [PATCH 6/9] ax88179_178a: Add VLAN offload support for AX88179A Birger Koblitz
2026-07-01  5:42 ` [PATCH 7/9] ax88179_178a: Add ethtool get_drvinfo Birger Koblitz
2026-07-01  5:42 ` [PATCH 8/9] ax88179_178a: Add support for AX88179A/772D/279 EEPROM access Birger Koblitz
2026-07-01  5:42 ` [PATCH 9/9] ax88179_178a: Add AX179A/AX279 multicast configuration Birger Koblitz

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