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From: Russell King <rmk+kernel@armlinux.org.uk>
To: Andrew Lunn <andrew@lunn.ch>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Heiner Kallweit <hkallweit1@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>, netdev@vger.kernel.org
Subject: [PATCH net-next 2/5] net: mii: add linkmode_adv_to_mii_adv_x()
Date: Wed, 11 Mar 2020 12:07:25 +0000	[thread overview]
Message-ID: <E1jC08z-0001cK-Mg@rmk-PC.armlinux.org.uk> (raw)
In-Reply-To: <20200311120643.GN25745@shell.armlinux.org.uk>

Add a helper to convert a linkmode advertisement to a clause 37
advertisement value for 1000base-x and 2500base-x.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---
 include/linux/mii.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/include/linux/mii.h b/include/linux/mii.h
index 309de4a3e6e7..219b93cad1dd 100644
--- a/include/linux/mii.h
+++ b/include/linux/mii.h
@@ -536,6 +536,26 @@ static inline void mii_lpa_mod_linkmode_x(unsigned long *linkmodes, u16 lpa,
 			 lpa & LPA_1000XFULL);
 }
 
+/**
+ * linkmode_adv_to_mii_adv_x - encode a linkmode to config_reg
+ * @linkmodes: linkmodes
+ * @fd_bit: full duplex bit
+ */
+static inline u16 linkmode_adv_to_mii_adv_x(const unsigned long *linkmodes,
+					    int fd_bit)
+{
+	u16 adv = 0;
+
+	if (linkmode_test_bit(fd_bit, linkmodes))
+		adv |= ADVERTISE_1000XFULL;
+	if (linkmode_test_bit(ETHTOOL_LINK_MODE_Pause_BIT, linkmodes))
+		adv |= ADVERTISE_1000XPAUSE;
+	if (linkmode_test_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, linkmodes))
+		adv |= ADVERTISE_1000XPSE_ASYM;
+
+	return adv;
+}
+
 /**
  * mii_advertise_flowctrl - get flow control advertisement flags
  * @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both)
-- 
2.20.1


  parent reply	other threads:[~2020-03-11 12:07 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-11 12:06 [PATCH net-next 0/5] add phylink support for PCS Russell King - ARM Linux admin
2020-03-11 12:07 ` [PATCH net-next 1/5] net: mii: convert mii_lpa_to_ethtool_lpa_x() to linkmode variant Russell King
2020-03-11 12:07 ` Russell King [this message]
2020-03-11 12:07 ` [PATCH net-next 3/5] net: mdiobus: add APIs for modifying a MDIO device register Russell King
2020-03-11 12:07 ` [PATCH net-next 4/5] net: phylink: pcs: add 802.3 clause 22 helpers Russell King
2020-03-11 14:06   ` Vladimir Oltean
2020-03-11 17:09     ` Russell King - ARM Linux admin
2020-03-11 18:44       ` Vladimir Oltean
2020-03-11 19:32         ` Russell King - ARM Linux admin
2020-03-11 19:59           ` Vladimir Oltean
2020-03-11 20:32             ` Russell King - ARM Linux admin
2020-03-12 12:54               ` Vladimir Oltean
2020-03-12 13:13                 ` Russell King - ARM Linux admin
2020-03-12 13:35                   ` Vladimir Oltean
2020-03-11 12:07 ` [PATCH net-next 5/5] net: phylink: pcs: add 802.3 clause 45 helpers Russell King
2020-03-11 12:46 ` [PATCH net-next 0/5] add phylink support for PCS Vladimir Oltean
2020-03-11 12:54   ` Russell King - ARM Linux admin
2020-03-11 13:57     ` Vladimir Oltean
2020-03-11 17:05       ` Russell King - ARM Linux admin
2020-03-11 18:16         ` Vladimir Oltean

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