linux-kernel - [PATCH net-next v3 2/3] net: mdio: Update speed register bits

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Date:   Fri,  2 Dec 2022 13:17:17 -0500
From:   Sean Anderson <sean.anderson@...o.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org
Cc:     "David S . Miller" <davem@...emloft.net>,
        Tim Harvey <tharvey@...eworks.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>, linux-kernel@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>,
        Sean Anderson <sean.anderson@...o.com>
Subject: [PATCH net-next v3 2/3] net: mdio: Update speed register bits

This updates the speed register bits to the 2018 revision of 802.3. It
also splits up the definitions to prevent confusion in casual observers.

Signed-off-by: Sean Anderson <sean.anderson@...o.com>
---

Changes in v3:
- New

 include/uapi/linux/mdio.h | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/mdio.h b/include/uapi/linux/mdio.h
index 75b7257a51e1..d700e9e886b9 100644
--- a/include/uapi/linux/mdio.h
+++ b/include/uapi/linux/mdio.h
@@ -127,16 +127,36 @@
 #define MDIO_AN_STAT1_PAGE		0x0040	/* Page received */
 #define MDIO_AN_STAT1_XNP		0x0080	/* Extended next page status */
 
-/* Speed register. */
+/* Generic speed register */
 #define MDIO_SPEED_10G			0x0001	/* 10G capable */
+
+/* PMA/PMD Speed register. */
+#define MDIO_PMA_SPEED_10G		MDIO_SPEED_10G
 #define MDIO_PMA_SPEED_2B		0x0002	/* 2BASE-TL capable */
 #define MDIO_PMA_SPEED_10P		0x0004	/* 10PASS-TS capable */
 #define MDIO_PMA_SPEED_1000		0x0010	/* 1000M capable */
 #define MDIO_PMA_SPEED_100		0x0020	/* 100M capable */
 #define MDIO_PMA_SPEED_10		0x0040	/* 10M capable */
+#define MDIO_PMA_SPEED_10G1G		0x0080	/* 10/1G capable */
+#define MDIO_PMA_SPEED_40G		0x0100	/* 40G capable */
+#define MDIO_PMA_SPEED_100G		0x0200	/* 100G capable */
+#define MDIO_PMA_SPEED_10GP		0x0400	/* 10GPASS-XR capable */
+#define MDIO_PMA_SPEED_25G		0x0800	/* 25G capable */
+#define MDIO_PMA_SPEED_200G		0x1000	/* 200G capable */
+#define MDIO_PMA_SPEED_2_5G		0x2000	/* 2.5G capable */
+#define MDIO_PMA_SPEED_5G		0x4000	/* 5G capable */
+#define MDIO_PMA_SPEED_400G		0x8000	/* 400G capable */
+
+/* PCS et al. Speed register. */
+#define MDIO_PCS_SPEED_10G		MDIO_SPEED_10G
 #define MDIO_PCS_SPEED_10P2B		0x0002	/* 10PASS-TS/2BASE-TL capable */
+#define MDIO_PCS_SPEED_40G		0x0004  /* 450G capable */
+#define MDIO_PCS_SPEED_100G		0x0008  /* 100G capable */
+#define MDIO_PCS_SPEED_25G		0x0010  /* 25G capable */
 #define MDIO_PCS_SPEED_2_5G		0x0040	/* 2.5G capable */
 #define MDIO_PCS_SPEED_5G		0x0080	/* 5G capable */
+#define MDIO_PCS_SPEED_200G		0x0100  /* 200G capable */
+#define MDIO_PCS_SPEED_400G		0x0200  /* 400G capable */
 
 /* Device present registers. */
 #define MDIO_DEVS_PRESENT(devad)	(1 << (devad))
-- 
2.35.1.1320.gc452695387.dirty