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From: Wei Dai <wei.dai@intel.com>
To: dev@dpdk.org
Cc: helin.zhang@intel.com, konstantin.ananyev@intel.com,
	Wei Dai <wei.dai@intel.com>,
	stable@dpdk.org
Subject: [dpdk-dev] [PATCH v2 14/30] net/ixgbe/base: fix setting unsupported autoneg speeds
Date: Wed, 21 Dec 2016 17:47:58 +0800	[thread overview]
Message-ID: <1482313694-31602-15-git-send-email-wei.dai@intel.com> (raw)
In-Reply-To: <1482313694-31602-1-git-send-email-wei.dai@intel.com>

Update ixgbe_setup_phy_link_generic that set/unset auto-negotiation.
Ensure that unsupported auto-negotiation speeds are unset.

This is necessary since the PHY NVM may advertise unsupported speeds.

Fixes: af75078fece3 ("first public release")

CC: stable@dpdk.org

Signed-off-by: Wei Dai <wei.dai@intel.com>
---
 drivers/net/ixgbe/base/ixgbe_phy.c | 130 +++++++++++++++----------------------
 1 file changed, 51 insertions(+), 79 deletions(-)

diff --git a/drivers/net/ixgbe/base/ixgbe_phy.c b/drivers/net/ixgbe/base/ixgbe_phy.c
index 1d9fb3e..54e45b2 100644
--- a/drivers/net/ixgbe/base/ixgbe_phy.c
+++ b/drivers/net/ixgbe/base/ixgbe_phy.c
@@ -787,91 +787,63 @@ s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw)
 
 	ixgbe_get_copper_link_capabilities_generic(hw, &speed, &autoneg);
 
-	if (speed & IXGBE_LINK_SPEED_10GB_FULL) {
-		/* Set or unset auto-negotiation 10G advertisement */
-		hw->phy.ops.read_reg(hw, IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG,
-				     IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				     &autoneg_reg);
-
-		autoneg_reg &= ~IXGBE_MII_10GBASE_T_ADVERTISE;
-		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
-			autoneg_reg |= IXGBE_MII_10GBASE_T_ADVERTISE;
-
-		hw->phy.ops.write_reg(hw, IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG,
-				      IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				      autoneg_reg);
-	}
-
-	if (hw->mac.type == ixgbe_mac_X550) {
-		if (speed & IXGBE_LINK_SPEED_5GB_FULL) {
-			/* Set or unset auto-negotiation 5G advertisement */
-			hw->phy.ops.read_reg(hw,
-				IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
-				IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				&autoneg_reg);
-
-			autoneg_reg &= ~IXGBE_MII_5GBASE_T_ADVERTISE;
-			if (hw->phy.autoneg_advertised &
-			     IXGBE_LINK_SPEED_5GB_FULL)
-				autoneg_reg |= IXGBE_MII_5GBASE_T_ADVERTISE;
-
-			hw->phy.ops.write_reg(hw,
-				IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
-				IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				autoneg_reg);
-		}
+	/* Set or unset auto-negotiation 10G advertisement */
+	hw->phy.ops.read_reg(hw, IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG,
+			     IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+			     &autoneg_reg);
 
-		if (speed & IXGBE_LINK_SPEED_2_5GB_FULL) {
-			/* Set or unset auto-negotiation 2.5G advertisement */
-			hw->phy.ops.read_reg(hw,
-				IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
-				IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				&autoneg_reg);
-
-			autoneg_reg &= ~IXGBE_MII_2_5GBASE_T_ADVERTISE;
-			if (hw->phy.autoneg_advertised &
-			    IXGBE_LINK_SPEED_2_5GB_FULL)
-				autoneg_reg |= IXGBE_MII_2_5GBASE_T_ADVERTISE;
-
-			hw->phy.ops.write_reg(hw,
-				IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
-				IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				autoneg_reg);
-		}
-	}
+	autoneg_reg &= ~IXGBE_MII_10GBASE_T_ADVERTISE;
+	if ((hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) &&
+	    (speed & IXGBE_LINK_SPEED_10GB_FULL))
+		autoneg_reg |= IXGBE_MII_10GBASE_T_ADVERTISE;
 
-	if (speed & IXGBE_LINK_SPEED_1GB_FULL) {
-		/* Set or unset auto-negotiation 1G advertisement */
-		hw->phy.ops.read_reg(hw,
-				     IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
-				     IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				     &autoneg_reg);
+	hw->phy.ops.write_reg(hw, IXGBE_MII_10GBASE_T_AUTONEG_CTRL_REG,
+			      IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+			      autoneg_reg);
 
-		autoneg_reg &= ~IXGBE_MII_1GBASE_T_ADVERTISE;
-		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
-			autoneg_reg |= IXGBE_MII_1GBASE_T_ADVERTISE;
+	hw->phy.ops.read_reg(hw, IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+			     IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+			     &autoneg_reg);
 
-		hw->phy.ops.write_reg(hw,
-				      IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
-				      IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				      autoneg_reg);
+	if (hw->mac.type == ixgbe_mac_X550) {
+		/* Set or unset auto-negotiation 5G advertisement */
+		autoneg_reg &= ~IXGBE_MII_5GBASE_T_ADVERTISE;
+		if ((hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_5GB_FULL) &&
+		    (speed & IXGBE_LINK_SPEED_5GB_FULL))
+			autoneg_reg |= IXGBE_MII_5GBASE_T_ADVERTISE;
+
+		/* Set or unset auto-negotiation 2.5G advertisement */
+		autoneg_reg &= ~IXGBE_MII_2_5GBASE_T_ADVERTISE;
+		if ((hw->phy.autoneg_advertised &
+		     IXGBE_LINK_SPEED_2_5GB_FULL) &&
+		    (speed & IXGBE_LINK_SPEED_2_5GB_FULL))
+			autoneg_reg |= IXGBE_MII_2_5GBASE_T_ADVERTISE;
 	}
 
-	if (speed & IXGBE_LINK_SPEED_100_FULL) {
-		/* Set or unset auto-negotiation 100M advertisement */
-		hw->phy.ops.read_reg(hw, IXGBE_MII_AUTONEG_ADVERTISE_REG,
-				     IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				     &autoneg_reg);
-
-		autoneg_reg &= ~(IXGBE_MII_100BASE_T_ADVERTISE |
-				 IXGBE_MII_100BASE_T_ADVERTISE_HALF);
-		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL)
-			autoneg_reg |= IXGBE_MII_100BASE_T_ADVERTISE;
-
-		hw->phy.ops.write_reg(hw, IXGBE_MII_AUTONEG_ADVERTISE_REG,
-				      IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
-				      autoneg_reg);
-	}
+	/* Set or unset auto-negotiation 1G advertisement */
+	autoneg_reg &= ~IXGBE_MII_1GBASE_T_ADVERTISE;
+	if ((hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) &&
+	    (speed & IXGBE_LINK_SPEED_1GB_FULL))
+		autoneg_reg |= IXGBE_MII_1GBASE_T_ADVERTISE;
+
+	hw->phy.ops.write_reg(hw, IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG,
+			      IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+			      autoneg_reg);
+
+	/* Set or unset auto-negotiation 100M advertisement */
+	hw->phy.ops.read_reg(hw, IXGBE_MII_AUTONEG_ADVERTISE_REG,
+			     IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+			     &autoneg_reg);
+
+	autoneg_reg &= ~(IXGBE_MII_100BASE_T_ADVERTISE |
+			 IXGBE_MII_100BASE_T_ADVERTISE_HALF);
+	if ((hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) &&
+	    (speed & IXGBE_LINK_SPEED_100_FULL))
+		autoneg_reg |= IXGBE_MII_100BASE_T_ADVERTISE;
+
+	hw->phy.ops.write_reg(hw, IXGBE_MII_AUTONEG_ADVERTISE_REG,
+			      IXGBE_MDIO_AUTO_NEG_DEV_TYPE,
+			      autoneg_reg);
 
 	/* Blocked by MNG FW so don't reset PHY */
 	if (ixgbe_check_reset_blocked(hw))
-- 
2.7.4

  parent reply	other threads:[~2016-12-21  9:52 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-21  9:47 [dpdk-dev] [PATCH v2 00/30] update ixgbe shared code to version 16.11.21 Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 01/30] net/ixgbe/base: fix PHY reset check for x550em-ext Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 02/30] net/ixgbe/base: fix clearing SAN MAC address Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 03/30] net/ixgbe/base: use fast MDIO for non-10G devices Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 04/30] net/ixgbe/base: fix PHY identification for x550a Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 05/30] net/ixgbe/base: clean up X557 link status check Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 06/30] net/ixgbe/base: add driver version to firmware Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 07/30] net/ixgbe/base: store link active LED Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 08/30] net/ixgbe/base: cleanup X540 checksum calculation Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 09/30] net/ixgbe/base: enable LASI only for X552 devices Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 10/30] net/ixgbe/base: limit iXFI setup to " Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 11/30] net/ixgbe/base: fix getting PHY type for some x550 devices Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 12/30] net/ixgbe/base: fix SGMII link setup for M88 PHYs Wei Dai
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 13/30] net/ixgbe/base: cleanup dead EEE code Wei Dai
2016-12-21  9:47 ` Wei Dai [this message]
2016-12-21  9:47 ` [dpdk-dev] [PATCH v2 15/30] net/ixgbe/base: support FW commands to control some PHYs Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 16/30] net/ixgbe/base: use " Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 17/30] net/ixgbe/base: support busy SGMII register reads Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 18/30] net/ixgbe/base: include new speeds in VFLINK interpretation Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 19/30] net/ixgbe/base: limit 5Gb support to X550 devices Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 20/30] net/ixgbe/base: add physical layer options for FW PHY type Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 21/30] net/ixgbe/base: remove unneeded MAC type check Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 22/30] net/ixgbe/base: remove unused PHY ID Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 23/30] net/ixgbe/base: update FW PHY flow control Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 24/30] net/ixgbe/base: add EEE support for some PHYs Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 25/30] net/ixgbe/base: remove unused enum type Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 26/30] net/ixgbe/base: fix IXGBE LSWFW register Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 27/30] net/ixgbe/base: remove unused EEE code Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 28/30] net/ixgbe/base: add write flush required by Inphi PHY Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 29/30] net/ixgbe/base: report physical layer for SGMII PHY type Wei Dai
2016-12-21  9:48 ` [dpdk-dev] [PATCH v2 30/30] net/ixgbe/base: update shared code version to 2016.11.21 Wei Dai
2016-12-21 17:20 ` [dpdk-dev] [PATCH v2 00/30] update ixgbe shared code to version 16.11.21 Ferruh Yigit
2016-12-22  2:35   ` Dai, Wei

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