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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by BL6PEPF00020E5F.mail.protection.outlook.com (10.167.249.20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7452.22 via Frontend Transport; Fri, 12 Apr 2024 12:54:19 +0000 Received: from cae-Lilac-RMB.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Fri, 12 Apr 2024 07:54:10 -0500 From: Venkat Kumar Ande To: CC: , Venkat Kumar Ande Subject: [PATCH 16/24] net/axgbe: add support for 10 Mbps speed Date: Fri, 12 Apr 2024 08:52:41 -0400 Message-ID: <20240412125249.10625-16-VenkatKumar.Ande@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412125249.10625-1-VenkatKumar.Ande@amd.com> References: <20240412125249.10625-1-VenkatKumar.Ande@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF00020E5F:EE_|SJ2PR12MB9138:EE_ X-MS-Office365-Filtering-Correlation-Id: 360c4978-3b98-44d6-2c82-08dc5aefaaf3 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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This is supported in MAC ver >= 30H. Signed-off-by: Venkat Kumar Ande --- drivers/net/axgbe/axgbe_dev.c | 3 ++ drivers/net/axgbe/axgbe_ethdev.h | 2 + drivers/net/axgbe/axgbe_mdio.c | 22 +++++++++ drivers/net/axgbe/axgbe_phy.h | 2 + drivers/net/axgbe/axgbe_phy_impl.c | 75 ++++++++++++++++++++++++++++-- 5 files changed, 100 insertions(+), 4 deletions(-) diff --git a/drivers/net/axgbe/axgbe_dev.c b/drivers/net/axgbe/axgbe_dev.c index 9b0073eea6..b4afcf20ab 100644 --- a/drivers/net/axgbe/axgbe_dev.c +++ b/drivers/net/axgbe/axgbe_dev.c @@ -250,6 +250,9 @@ static int axgbe_set_speed(struct axgbe_port *pdata, int speed) unsigned int ss; switch (speed) { + case SPEED_10: + ss = 0x07; + break; case SPEED_1000: ss = 0x03; break; diff --git a/drivers/net/axgbe/axgbe_ethdev.h b/drivers/net/axgbe/axgbe_ethdev.h index 20b36ced55..127427c736 100644 --- a/drivers/net/axgbe/axgbe_ethdev.h +++ b/drivers/net/axgbe/axgbe_ethdev.h @@ -114,6 +114,7 @@ #define AXGBE_SGMII_AN_LINK_STATUS BIT(1) #define AXGBE_SGMII_AN_LINK_SPEED (BIT(2) | BIT(3)) +#define AXGBE_SGMII_AN_LINK_SPEED_10 0x00 #define AXGBE_SGMII_AN_LINK_SPEED_100 0x04 #define AXGBE_SGMII_AN_LINK_SPEED_1000 0x08 #define AXGBE_SGMII_AN_LINK_DUPLEX BIT(4) @@ -213,6 +214,7 @@ enum axgbe_mode { AXGBE_MODE_KX_2500, AXGBE_MODE_KR, AXGBE_MODE_X, + AXGBE_MODE_SGMII_10, AXGBE_MODE_SGMII_100, AXGBE_MODE_SGMII_1000, AXGBE_MODE_SFI, diff --git a/drivers/net/axgbe/axgbe_mdio.c b/drivers/net/axgbe/axgbe_mdio.c index 151b30e2ab..4307a7560a 100644 --- a/drivers/net/axgbe/axgbe_mdio.c +++ b/drivers/net/axgbe/axgbe_mdio.c @@ -143,6 +143,15 @@ static void axgbe_sgmii_1000_mode(struct axgbe_port *pdata) pdata->phy_if.phy_impl.set_mode(pdata, AXGBE_MODE_SGMII_1000); } +static void axgbe_sgmii_10_mode(struct axgbe_port *pdata) +{ + /* Set MAC to 10M speed */ + pdata->hw_if.set_speed(pdata, SPEED_10); + + /* Call PHY implementation support to complete rate change */ + pdata->phy_if.phy_impl.set_mode(pdata, AXGBE_MODE_SGMII_10); +} + static void axgbe_sgmii_100_mode(struct axgbe_port *pdata) { @@ -176,6 +185,9 @@ static void axgbe_change_mode(struct axgbe_port *pdata, case AXGBE_MODE_KR: axgbe_kr_mode(pdata); break; + case AXGBE_MODE_SGMII_10: + axgbe_sgmii_10_mode(pdata); + break; case AXGBE_MODE_SGMII_100: axgbe_sgmii_100_mode(pdata); break; @@ -862,6 +874,7 @@ static int axgbe_phy_config_fixed(struct axgbe_port *pdata) case AXGBE_MODE_KX_1000: case AXGBE_MODE_KX_2500: case AXGBE_MODE_KR: + case AXGBE_MODE_SGMII_10: case AXGBE_MODE_SGMII_100: case AXGBE_MODE_SGMII_1000: case AXGBE_MODE_X: @@ -921,6 +934,8 @@ static int __axgbe_phy_config_aneg(struct axgbe_port *pdata, bool set_mode) axgbe_set_mode(pdata, AXGBE_MODE_SGMII_1000); } else if (axgbe_use_mode(pdata, AXGBE_MODE_SGMII_100)) { axgbe_set_mode(pdata, AXGBE_MODE_SGMII_100); + } else if (axgbe_use_mode(pdata, AXGBE_MODE_SGMII_10)) { + axgbe_set_mode(pdata, AXGBE_MODE_SGMII_10); } else { rte_intr_enable(pdata->pci_dev->intr_handle); ret = -EINVAL; @@ -1000,6 +1015,9 @@ static void axgbe_phy_status_result(struct axgbe_port *pdata) mode = axgbe_phy_status_aneg(pdata); switch (mode) { + case AXGBE_MODE_SGMII_10: + pdata->phy.speed = SPEED_10; + break; case AXGBE_MODE_SGMII_100: pdata->phy.speed = SPEED_100; break; @@ -1148,6 +1166,8 @@ static int axgbe_phy_start(struct axgbe_port *pdata) axgbe_sgmii_1000_mode(pdata); } else if (axgbe_use_mode(pdata, AXGBE_MODE_SGMII_100)) { axgbe_sgmii_100_mode(pdata); + } else if (axgbe_use_mode(pdata, AXGBE_MODE_SGMII_10)) { + axgbe_sgmii_10_mode(pdata); } else { ret = -EINVAL; goto err_stop; @@ -1195,6 +1215,8 @@ static int axgbe_phy_best_advertised_speed(struct axgbe_port *pdata) return SPEED_1000; else if (pdata->phy.advertising & ADVERTISED_100baseT_Full) return SPEED_100; + else if (pdata->phy.advertising & ADVERTISED_10baseT_Full) + return SPEED_10; return SPEED_UNKNOWN; } diff --git a/drivers/net/axgbe/axgbe_phy.h b/drivers/net/axgbe/axgbe_phy.h index 77ee20a31a..5b844e81cd 100644 --- a/drivers/net/axgbe/axgbe_phy.h +++ b/drivers/net/axgbe/axgbe_phy.h @@ -168,6 +168,7 @@ #define ADVERTISED_1000baseKX_Full (1 << 17) #define ADVERTISED_1000baseT_Full (1 << 5) #define ADVERTISED_100baseT_Full (1 << 3) +#define ADVERTISED_10baseT_Full (1 << 2) #define ADVERTISED_TP (1 << 7) #define ADVERTISED_FIBRE (1 << 10) #define ADVERTISED_Backplane (1 << 16) @@ -175,6 +176,7 @@ #define SUPPORTED_1000baseKX_Full (1 << 17) #define SUPPORTED_10000baseKR_Full (1 << 19) #define SUPPORTED_2500baseX_Full (1 << 15) +#define SUPPORTED_10baseT_Full (1 << 3) #define SUPPORTED_100baseT_Full (1 << 2) #define SUPPORTED_1000baseT_Full (1 << 5) #define SUPPORTED_10000baseT_Full (1 << 12) diff --git a/drivers/net/axgbe/axgbe_phy_impl.c b/drivers/net/axgbe/axgbe_phy_impl.c index 67a18e7c55..9c2c411b4f 100644 --- a/drivers/net/axgbe/axgbe_phy_impl.c +++ b/drivers/net/axgbe/axgbe_phy_impl.c @@ -7,6 +7,7 @@ #include "axgbe_common.h" #include "axgbe_phy.h" +#define AXGBE_PHY_PORT_SPEED_10 BIT(0) #define AXGBE_PHY_PORT_SPEED_100 BIT(1) #define AXGBE_PHY_PORT_SPEED_1000 BIT(2) #define AXGBE_PHY_PORT_SPEED_2500 BIT(3) @@ -490,6 +491,8 @@ static void axgbe_phy_sfp_phy_settings(struct axgbe_port *pdata) switch (phy_data->sfp_speed) { case AXGBE_SFP_SPEED_100_1000: + if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) + pdata->phy.advertising |= ADVERTISED_10baseT_Full; if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) pdata->phy.advertising |= ADVERTISED_100baseT_Full; if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_1000) @@ -511,6 +514,8 @@ static void axgbe_phy_sfp_phy_settings(struct axgbe_port *pdata) pdata->phy.advertising |= ADVERTISED_1000baseT_Full; else if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) pdata->phy.advertising |= ADVERTISED_100baseT_Full; + else if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) + pdata->phy.advertising |= ADVERTISED_10baseT_Full; } } @@ -980,6 +985,14 @@ static enum axgbe_mode axgbe_phy_an37_sgmii_outcome(struct axgbe_port *pdata) axgbe_phy_phydev_flowctrl(pdata); switch (pdata->an_status & AXGBE_SGMII_AN_LINK_SPEED) { + case AXGBE_SGMII_AN_LINK_SPEED_10: + if (pdata->an_status & AXGBE_SGMII_AN_LINK_DUPLEX) { + pdata->phy.lp_advertising |= ADVERTISED_10baseT_Full; + mode = AXGBE_MODE_SGMII_10; + } else { + mode = AXGBE_MODE_UNKNOWN; + } + break; case AXGBE_SGMII_AN_LINK_SPEED_100: if (pdata->an_status & AXGBE_SGMII_AN_LINK_DUPLEX) { pdata->phy.lp_advertising |= ADVERTISED_100baseT_Full; @@ -1347,6 +1360,18 @@ static void axgbe_phy_sgmii_1000_mode(struct axgbe_port *pdata) phy_data->cur_mode = AXGBE_MODE_SGMII_1000; } +static void axgbe_phy_sgmii_10_mode(struct axgbe_port *pdata) +{ + struct axgbe_phy_data *phy_data = pdata->phy_data; + + axgbe_phy_set_redrv_mode(pdata); + + /* 10M/SGMII */ + axgbe_phy_perform_ratechange(pdata, AXGBE_MB_CMD_SET_1G, AXGBE_MB_SUBCMD_10MBITS); + + phy_data->cur_mode = AXGBE_MODE_SGMII_10; +} + static enum axgbe_mode axgbe_phy_cur_mode(struct axgbe_port *pdata) { struct axgbe_phy_data *phy_data = pdata->phy_data; @@ -1363,6 +1388,7 @@ static enum axgbe_mode axgbe_phy_switch_baset_mode(struct axgbe_port *pdata) return axgbe_phy_cur_mode(pdata); switch (axgbe_phy_cur_mode(pdata)) { + case AXGBE_MODE_SGMII_10: case AXGBE_MODE_SGMII_100: case AXGBE_MODE_SGMII_1000: return AXGBE_MODE_KR; @@ -1433,6 +1459,8 @@ static enum axgbe_mode axgbe_phy_get_baset_mode(struct axgbe_phy_data *phy_data int speed) { switch (speed) { + case SPEED_10: + return AXGBE_MODE_SGMII_10; case SPEED_100: return AXGBE_MODE_SGMII_100; case SPEED_1000: @@ -1448,6 +1476,8 @@ static enum axgbe_mode axgbe_phy_get_sfp_mode(struct axgbe_phy_data *phy_data, int speed) { switch (speed) { + case SPEED_10: + return AXGBE_MODE_SGMII_10; case SPEED_100: return AXGBE_MODE_SGMII_100; case SPEED_1000: @@ -1525,6 +1555,9 @@ static void axgbe_phy_set_mode(struct axgbe_port *pdata, enum axgbe_mode mode) case AXGBE_MODE_SGMII_1000: axgbe_phy_sgmii_1000_mode(pdata); break; + case AXGBE_MODE_SGMII_10: + axgbe_phy_sgmii_10_mode(pdata); + break; default: break; } @@ -1566,6 +1599,9 @@ static bool axgbe_phy_use_baset_mode(struct axgbe_port *pdata, enum axgbe_mode mode) { switch (mode) { + case AXGBE_MODE_SGMII_10: + return axgbe_phy_check_mode(pdata, mode, + ADVERTISED_10baseT_Full); case AXGBE_MODE_SGMII_100: return axgbe_phy_check_mode(pdata, mode, ADVERTISED_100baseT_Full); @@ -1591,6 +1627,11 @@ static bool axgbe_phy_use_sfp_mode(struct axgbe_port *pdata, return false; return axgbe_phy_check_mode(pdata, mode, ADVERTISED_1000baseT_Full); + case AXGBE_MODE_SGMII_10: + if (phy_data->sfp_base != AXGBE_SFP_BASE_1000_T) + return false; + return axgbe_phy_check_mode(pdata, mode, + ADVERTISED_10baseT_Full); case AXGBE_MODE_SGMII_100: if (phy_data->sfp_base != AXGBE_SFP_BASE_1000_T) return false; @@ -1803,6 +1844,12 @@ static int axgbe_phy_mdio_reset_setup(struct axgbe_port *pdata) static bool axgbe_phy_port_mode_mismatch(struct axgbe_port *pdata) { struct axgbe_phy_data *phy_data = pdata->phy_data; + unsigned int ver; + + /* 10 Mbps speed is not supported in ver < 30H */ + ver = AXGMAC_GET_BITS(pdata->hw_feat.version, MAC_VR, SNPSVER); + if (ver < 0x30 && phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) + return true; switch (phy_data->port_mode) { case AXGBE_PORT_MODE_BACKPLANE: @@ -1816,7 +1863,8 @@ static bool axgbe_phy_port_mode_mismatch(struct axgbe_port *pdata) return false; break; case AXGBE_PORT_MODE_1000BASE_T: - if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || + if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) || + (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_1000)) return false; break; @@ -1825,13 +1873,15 @@ static bool axgbe_phy_port_mode_mismatch(struct axgbe_port *pdata) return false; break; case AXGBE_PORT_MODE_NBASE_T: - if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || + if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) || + (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_1000) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_2500)) return false; break; case AXGBE_PORT_MODE_10GBASE_T: - if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || + if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) || + (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_1000) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10000)) return false; @@ -1841,7 +1891,8 @@ static bool axgbe_phy_port_mode_mismatch(struct axgbe_port *pdata) return false; break; case AXGBE_PORT_MODE_SFP: - if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || + if ((phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) || + (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_1000) || (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10000)) return false; @@ -2150,6 +2201,10 @@ static int axgbe_phy_init(struct axgbe_port *pdata) pdata->phy.supported |= SUPPORTED_Autoneg; pdata->phy.supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; pdata->phy.supported |= SUPPORTED_TP; + if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) { + pdata->phy.supported |= SUPPORTED_10baseT_Full; + phy_data->start_mode = AXGBE_MODE_SGMII_10; + } if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) { pdata->phy.supported |= SUPPORTED_100baseT_Full; phy_data->start_mode = AXGBE_MODE_SGMII_100; @@ -2178,6 +2233,10 @@ static int axgbe_phy_init(struct axgbe_port *pdata) pdata->phy.supported |= SUPPORTED_Autoneg; pdata->phy.supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; pdata->phy.supported |= SUPPORTED_TP; + if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) { + pdata->phy.supported |= SUPPORTED_10baseT_Full; + phy_data->start_mode = AXGBE_MODE_SGMII_10; + } if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) { pdata->phy.supported |= SUPPORTED_100baseT_Full; phy_data->start_mode = AXGBE_MODE_SGMII_100; @@ -2199,6 +2258,10 @@ static int axgbe_phy_init(struct axgbe_port *pdata) pdata->phy.supported |= SUPPORTED_Autoneg; pdata->phy.supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; pdata->phy.supported |= SUPPORTED_TP; + if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) { + pdata->phy.supported |= SUPPORTED_10baseT_Full; + phy_data->start_mode = AXGBE_MODE_SGMII_10; + } if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) { pdata->phy.supported |= SUPPORTED_100baseT_Full; phy_data->start_mode = AXGBE_MODE_SGMII_100; @@ -2234,6 +2297,10 @@ static int axgbe_phy_init(struct axgbe_port *pdata) pdata->phy.supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; pdata->phy.supported |= SUPPORTED_TP; pdata->phy.supported |= SUPPORTED_FIBRE; + if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_10) { + pdata->phy.supported |= SUPPORTED_10baseT_Full; + phy_data->start_mode = AXGBE_MODE_SGMII_10; + } if (phy_data->port_speeds & AXGBE_PHY_PORT_SPEED_100) { pdata->phy.supported |= SUPPORTED_100baseT_Full; phy_data->start_mode = AXGBE_MODE_SGMII_100;