mcdi_port.c revision 43f775b2fa759a9c126a911f999f35aeb0fbbb84
1afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings/**************************************************************************** 2afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * Driver for Solarflare Solarstorm network controllers and boards 30a6f40c66ba388e6349a11bea146955716c4d492Ben Hutchings * Copyright 2009-2010 Solarflare Communications Inc. 4afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * 5afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * This program is free software; you can redistribute it and/or modify it 6afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * under the terms of the GNU General Public License version 2 as published 7afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * by the Free Software Foundation, incorporated herein by reference. 8afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings */ 9afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 10afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings/* 11afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * Driver for PHY related operations via MCDI. 12afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings */ 13afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 145a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 15afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings#include "efx.h" 16afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings#include "phy.h" 17afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings#include "mcdi.h" 18afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings#include "mcdi_pcol.h" 19affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson#include "nic.h" 20affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson#include "selftest.h" 21afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 223bd9303500b1961d15aae783f17075936026ae79Ben Hutchingsstruct efx_mcdi_phy_data { 23afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 flags; 24afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 type; 25afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 supported_cap; 26afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 channel; 27afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 port; 28afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 stats_mask; 29afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u8 name[20]; 30afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 media; 31afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 mmd_mask; 32afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u8 revision[20]; 33afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 forced_cap; 34afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings}; 35afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 36afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic int 373bd9303500b1961d15aae783f17075936026ae79Ben Hutchingsefx_mcdi_get_phy_cfg(struct efx_nic *efx, struct efx_mcdi_phy_data *cfg) 38afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 3959cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_CFG_OUT_LEN); 40afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings size_t outlen; 41afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 42afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 43afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(MC_CMD_GET_PHY_CFG_IN_LEN != 0); 44afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(MC_CMD_GET_PHY_CFG_OUT_NAME_LEN != sizeof(cfg->name)); 45afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 46afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_CFG, NULL, 0, 47afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings outbuf, sizeof(outbuf), &outlen); 48afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) 49afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 50afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 51afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (outlen < MC_CMD_GET_PHY_CFG_OUT_LEN) { 5200bbb4a5344a5f81cf5d48e781e5c0df3e588d17Ben Hutchings rc = -EIO; 53afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 54afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 55afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 56afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->flags = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_FLAGS); 57afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->type = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_TYPE); 58afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->supported_cap = 59afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_SUPPORTED_CAP); 60afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->channel = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_CHANNEL); 61afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->port = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_PRT); 62afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->stats_mask = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_STATS_MASK); 63afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings memcpy(cfg->name, MCDI_PTR(outbuf, GET_PHY_CFG_OUT_NAME), 64afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings sizeof(cfg->name)); 65afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->media = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_MEDIA_TYPE); 66afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings cfg->mmd_mask = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_MMD_MASK); 67afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings memcpy(cfg->revision, MCDI_PTR(outbuf, GET_PHY_CFG_OUT_REVISION), 68afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings sizeof(cfg->revision)); 69afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 70afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return 0; 71afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 72afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsfail: 7362776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc); 74afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 75afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 76afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 77afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic int efx_mcdi_set_link(struct efx_nic *efx, u32 capabilities, 78afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 flags, u32 loopback_mode, 79afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 loopback_speed) 80afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 8159cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(inbuf, MC_CMD_SET_LINK_IN_LEN); 82afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 83afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 84afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(MC_CMD_SET_LINK_OUT_LEN != 0); 85afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 86afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, SET_LINK_IN_CAP, capabilities); 87afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, SET_LINK_IN_FLAGS, flags); 88afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, SET_LINK_IN_LOOPBACK_MODE, loopback_mode); 89afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, SET_LINK_IN_LOOPBACK_SPEED, loopback_speed); 90afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 91afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_SET_LINK, inbuf, sizeof(inbuf), 92afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings NULL, 0, NULL); 93afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) 94afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 95afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 96afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return 0; 97afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 98afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsfail: 9962776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc); 100afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 101afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 102afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 103afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic int efx_mcdi_loopback_modes(struct efx_nic *efx, u64 *loopback_modes) 104afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 10559cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LOOPBACK_MODES_OUT_LEN); 106afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings size_t outlen; 107afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 108afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 109afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_GET_LOOPBACK_MODES, NULL, 0, 110afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings outbuf, sizeof(outbuf), &outlen); 111afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) 112afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 113afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 114afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (outlen < MC_CMD_GET_LOOPBACK_MODES_OUT_LEN) { 11500bbb4a5344a5f81cf5d48e781e5c0df3e588d17Ben Hutchings rc = -EIO; 116afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 117afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 118afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 11905a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings *loopback_modes = MCDI_QWORD(outbuf, GET_LOOPBACK_MODES_OUT_SUGGESTED); 120afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 121afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return 0; 122afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 123afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsfail: 12462776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc); 125afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 126afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 127afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 12843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic int efx_mcdi_mdio_read(struct net_device *net_dev, 12943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings int prtad, int devad, u16 addr) 130afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 13143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings struct efx_nic *efx = netdev_priv(net_dev); 13259cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(inbuf, MC_CMD_MDIO_READ_IN_LEN); 13359cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_MDIO_READ_OUT_LEN); 134afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings size_t outlen; 135afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 136afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 13743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_READ_IN_BUS, efx->mdio_bus); 138afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_READ_IN_PRTAD, prtad); 139afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_READ_IN_DEVAD, devad); 140afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_READ_IN_ADDR, addr); 141afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 142afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_MDIO_READ, inbuf, sizeof(inbuf), 143afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings outbuf, sizeof(outbuf), &outlen); 144afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) 145afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 146afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 14743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (MCDI_DWORD(outbuf, MDIO_READ_OUT_STATUS) != 14843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MDIO_STATUS_GOOD) 14943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return -EIO; 15043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 15143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return (u16)MCDI_DWORD(outbuf, MDIO_READ_OUT_VALUE); 152afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 153afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsfail: 15462776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc); 155afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 156afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 157afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 15843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic int efx_mcdi_mdio_write(struct net_device *net_dev, 15943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings int prtad, int devad, u16 addr, u16 value) 160afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 16143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings struct efx_nic *efx = netdev_priv(net_dev); 16259cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(inbuf, MC_CMD_MDIO_WRITE_IN_LEN); 16359cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_MDIO_WRITE_OUT_LEN); 164afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings size_t outlen; 165afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 166afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 16743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_BUS, efx->mdio_bus); 168afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_PRTAD, prtad); 169afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_DEVAD, devad); 170afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_ADDR, addr); 171afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_VALUE, value); 172afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 173afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_MDIO_WRITE, inbuf, sizeof(inbuf), 174afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings outbuf, sizeof(outbuf), &outlen); 175afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) 176afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 177afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 17843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (MCDI_DWORD(outbuf, MDIO_WRITE_OUT_STATUS) != 17943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MDIO_STATUS_GOOD) 18043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return -EIO; 18143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 182afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return 0; 183afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 184afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsfail: 18562776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc); 186afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 187afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 188afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 189afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic u32 mcdi_to_ethtool_cap(u32 media, u32 cap) 190afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 191afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 result = 0; 192afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 193afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings switch (media) { 194afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_KX4: 195afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_Backplane; 196afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN)) 197afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_1000baseKX_Full; 198afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN)) 199afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_10000baseKX4_Full; 200afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings break; 201afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 202afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_XFP: 203afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_SFP_PLUS: 204afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_FIBRE; 205afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings break; 206afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 207afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_BASE_T: 208afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_TP; 209afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_10HDX_LBN)) 210afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_10baseT_Half; 211afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_10FDX_LBN)) 212afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_10baseT_Full; 213afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_100HDX_LBN)) 214afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_100baseT_Half; 215afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_100FDX_LBN)) 216afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_100baseT_Full; 217afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_1000HDX_LBN)) 218afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_1000baseT_Half; 219afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN)) 220afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_1000baseT_Full; 221afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN)) 222afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_10000baseT_Full; 223afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings break; 224afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 225afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 226afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_PAUSE_LBN)) 227afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_Pause; 228afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN)) 229afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_Asym_Pause; 230afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (1 << MC_CMD_PHY_CAP_AN_LBN)) 231afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= SUPPORTED_Autoneg; 232afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 233afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return result; 234afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 235afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 236afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic u32 ethtool_to_mcdi_cap(u32 cap) 237afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 238afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 result = 0; 239afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 240afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_10baseT_Half) 241afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_10HDX_LBN); 242afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_10baseT_Full) 243afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_10FDX_LBN); 244afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_100baseT_Half) 245afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_100HDX_LBN); 246afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_100baseT_Full) 247afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_100FDX_LBN); 248afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_1000baseT_Half) 249afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_1000HDX_LBN); 250afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (SUPPORTED_1000baseT_Full | SUPPORTED_1000baseKX_Full)) 251afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_1000FDX_LBN); 252afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & (SUPPORTED_10000baseT_Full | SUPPORTED_10000baseKX4_Full)) 253afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_10000FDX_LBN); 254afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_Pause) 255afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_PAUSE_LBN); 256afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_Asym_Pause) 257afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_ASYM_LBN); 258afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (cap & SUPPORTED_Autoneg) 259afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings result |= (1 << MC_CMD_PHY_CAP_AN_LBN); 260afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 261afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return result; 262afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 263afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 264afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic u32 efx_get_mcdi_phy_flags(struct efx_nic *efx) 265afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 2663bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 267afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings enum efx_phy_mode mode, supported; 268afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 flags; 269afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 270afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings /* TODO: Advertise the capabilities supported by this PHY */ 271afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings supported = 0; 27205a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_OUT_TXDIS_LBN)) 273afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings supported |= PHY_MODE_TX_DISABLED; 27405a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_OUT_LOWPOWER_LBN)) 275afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings supported |= PHY_MODE_LOW_POWER; 27605a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_OUT_POWEROFF_LBN)) 277afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings supported |= PHY_MODE_OFF; 278afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 279afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings mode = efx->phy_mode & supported; 280afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 281afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings flags = 0; 282afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (mode & PHY_MODE_TX_DISABLED) 28305a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings flags |= (1 << MC_CMD_SET_LINK_IN_TXDIS_LBN); 284afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (mode & PHY_MODE_LOW_POWER) 28505a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings flags |= (1 << MC_CMD_SET_LINK_IN_LOWPOWER_LBN); 286afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (mode & PHY_MODE_OFF) 28705a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings flags |= (1 << MC_CMD_SET_LINK_IN_POWEROFF_LBN); 288afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 289afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return flags; 290afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 291afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 292afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic u32 mcdi_to_ethtool_media(u32 media) 293afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 294afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings switch (media) { 295afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_XAUI: 296afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_CX4: 297afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_KX4: 298afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return PORT_OTHER; 299afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 300afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_XFP: 301afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_SFP_PLUS: 302afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return PORT_FIBRE; 303afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 304afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case MC_CMD_MEDIA_BASE_T: 305afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return PORT_TP; 306afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 307afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings default: 308afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return PORT_OTHER; 309afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 310afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 311afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 31243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic void efx_mcdi_phy_decode_link(struct efx_nic *efx, 31343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings struct efx_link_state *link_state, 31443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings u32 speed, u32 flags, u32 fcntl) 31543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 31643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings switch (fcntl) { 31743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings case MC_CMD_FCNTL_AUTO: 31843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings WARN_ON(1); /* This is not a link mode */ 31943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->fc = EFX_FC_AUTO | EFX_FC_TX | EFX_FC_RX; 32043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 32143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings case MC_CMD_FCNTL_BIDIR: 32243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->fc = EFX_FC_TX | EFX_FC_RX; 32343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 32443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings case MC_CMD_FCNTL_RESPOND: 32543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->fc = EFX_FC_RX; 32643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 32743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings default: 32843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings WARN_ON(1); 32943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings case MC_CMD_FCNTL_OFF: 33043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->fc = 0; 33143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 33243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings } 33343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 33443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->up = !!(flags & (1 << MC_CMD_GET_LINK_OUT_LINK_UP_LBN)); 33543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->fd = !!(flags & (1 << MC_CMD_GET_LINK_OUT_FULL_DUPLEX_LBN)); 33643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings link_state->speed = speed; 33743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 33843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 339afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic int efx_mcdi_phy_probe(struct efx_nic *efx) 340afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 3413bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_data; 34259cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN); 343ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson u32 caps; 344afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 345afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 346ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson /* Initialise and populate phy_data */ 347ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL); 348ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson if (phy_data == NULL) 349ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson return -ENOMEM; 350ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson 351ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson rc = efx_mcdi_get_phy_cfg(efx, phy_data); 352afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc != 0) 353afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 354afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 355ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson /* Read initial link advertisement */ 356ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0); 357ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0, 358ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson outbuf, sizeof(outbuf), NULL); 359ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson if (rc) 360ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson goto fail; 361ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson 362ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson /* Fill out nic state */ 363ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson efx->phy_data = phy_data; 364ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson efx->phy_type = phy_data->type; 365afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 366ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson efx->mdio_bus = phy_data->channel; 367ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson efx->mdio.prtad = phy_data->port; 368ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson efx->mdio.mmds = phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22); 369afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->mdio.mode_support = 0; 370ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson if (phy_data->mmd_mask & (1 << MC_CMD_MMD_CLAUSE22)) 371afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->mdio.mode_support |= MDIO_SUPPORTS_C22; 372ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson if (phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22)) 373afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->mdio.mode_support |= MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; 374afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 375ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson caps = MCDI_DWORD(outbuf, GET_LINK_OUT_CAP); 376ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson if (caps & (1 << MC_CMD_PHY_CAP_AN_LBN)) 377ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson efx->link_advertising = 378ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson mcdi_to_ethtool_cap(phy_data->media, caps); 379ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson else 380ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson phy_data->forced_cap = caps; 381ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson 382afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings /* Assert that we can map efx -> mcdi loopback modes */ 383afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_NONE != MC_CMD_LOOPBACK_NONE); 384afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_DATA != MC_CMD_LOOPBACK_DATA); 385afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_GMAC != MC_CMD_LOOPBACK_GMAC); 386afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XGMII != MC_CMD_LOOPBACK_XGMII); 387afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XGXS != MC_CMD_LOOPBACK_XGXS); 388afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XAUI != MC_CMD_LOOPBACK_XAUI); 389afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_GMII != MC_CMD_LOOPBACK_GMII); 390afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_SGMII != MC_CMD_LOOPBACK_SGMII); 391afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XGBR != MC_CMD_LOOPBACK_XGBR); 392afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XFI != MC_CMD_LOOPBACK_XFI); 393afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XAUI_FAR != MC_CMD_LOOPBACK_XAUI_FAR); 394afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_GMII_FAR != MC_CMD_LOOPBACK_GMII_FAR); 395afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_SGMII_FAR != MC_CMD_LOOPBACK_SGMII_FAR); 396afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XFI_FAR != MC_CMD_LOOPBACK_XFI_FAR); 397afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_GPHY != MC_CMD_LOOPBACK_GPHY); 398afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_PHYXS != MC_CMD_LOOPBACK_PHYXS); 399afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_PCS != MC_CMD_LOOPBACK_PCS); 400afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_PMAPMD != MC_CMD_LOOPBACK_PMAPMD); 401afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XPORT != MC_CMD_LOOPBACK_XPORT); 402afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XGMII_WS != MC_CMD_LOOPBACK_XGMII_WS); 403afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XAUI_WS != MC_CMD_LOOPBACK_XAUI_WS); 404afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XAUI_WS_FAR != MC_CMD_LOOPBACK_XAUI_WS_FAR); 405afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XAUI_WS_NEAR != MC_CMD_LOOPBACK_XAUI_WS_NEAR); 406afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_GMII_WS != MC_CMD_LOOPBACK_GMII_WS); 407afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XFI_WS != MC_CMD_LOOPBACK_XFI_WS); 408afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_XFI_WS_FAR != MC_CMD_LOOPBACK_XFI_WS_FAR); 409afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(LOOPBACK_PHYXS_WS != MC_CMD_LOOPBACK_PHYXS_WS); 410afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 411afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_loopback_modes(efx, &efx->loopback_modes); 412afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc != 0) 413afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings goto fail; 414afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings /* The MC indicates that LOOPBACK_NONE is a valid loopback mode, 415afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * but by convention we don't */ 416afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->loopback_modes &= ~(1 << LOOPBACK_NONE); 417afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 4187a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson /* Set the initial link mode */ 4197a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson efx_mcdi_phy_decode_link( 4207a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson efx, &efx->link_state, 4217a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED), 4227a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS), 4237a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL)); 4247a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson 4257a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson /* Default to Autonegotiated flow control if the PHY supports it */ 4267a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson efx->wanted_fc = EFX_FC_RX | EFX_FC_TX; 4277a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson if (phy_data->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN)) 4287a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson efx->wanted_fc |= EFX_FC_AUTO; 429cffe9d4cdafdffa840abeb55c50fd2df2d7b0cdbSteve Hodgson efx_link_set_wanted_fc(efx, efx->wanted_fc); 4307a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson 431afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return 0; 432afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 433afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsfail: 434afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings kfree(phy_data); 435afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 436afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 437afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 43843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsint efx_mcdi_port_reconfigure(struct efx_nic *efx) 439afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 4403bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 441afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 caps = (efx->link_advertising ? 442afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ethtool_to_mcdi_cap(efx->link_advertising) : 443afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings phy_cfg->forced_cap); 444afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 445afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return efx_mcdi_set_link(efx, caps, efx_get_mcdi_phy_flags(efx), 446afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->loopback_mode, 0); 447afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 448afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 449afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings/* Verify that the forced flow control settings (!EFX_FC_AUTO) are 450afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * supported by the link partner. Warn the user if this isn't the case 451afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings */ 45243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic void efx_mcdi_phy_check_fcntl(struct efx_nic *efx, u32 lpa) 453afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 4543bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 455afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 rmtadv; 456afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 45725985edcedea6396277003854657b5f3cb31a628Lucas De Marchi /* The link partner capabilities are only relevant if the 458afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings * link supports flow control autonegotiation */ 4597a6b8f6f7f74085a1330b0f9765d81bcea8c58b7Steve Hodgson if (~phy_cfg->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN)) 460afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return; 461afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 462afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings /* If flow control autoneg is supported and enabled, then fine */ 463afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (efx->wanted_fc & EFX_FC_AUTO) 464afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return; 465afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 466afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rmtadv = 0; 467afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (lpa & (1 << MC_CMD_PHY_CAP_PAUSE_LBN)) 468afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rmtadv |= ADVERTISED_Pause; 469afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (lpa & (1 << MC_CMD_PHY_CAP_ASYM_LBN)) 470afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rmtadv |= ADVERTISED_Asym_Pause; 471afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 472afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if ((efx->wanted_fc & EFX_FC_TX) && rmtadv == ADVERTISED_Asym_Pause) 47362776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, link, efx->net_dev, 47462776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings "warning: link partner doesn't support pause frames"); 475afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 476afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 477afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic bool efx_mcdi_phy_poll(struct efx_nic *efx) 478afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 479afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings struct efx_link_state old_state = efx->link_state; 48059cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN); 481afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 482afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 483afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings WARN_ON(!mutex_is_locked(&efx->mac_lock)); 484afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 485afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0); 486afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 487afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0, 488afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings outbuf, sizeof(outbuf), NULL); 489afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) { 49062776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", 49162776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings __func__, rc); 492afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->link_state.up = false; 493afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } else { 494afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx_mcdi_phy_decode_link( 495afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx, &efx->link_state, 496afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED), 497afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS), 498afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL)); 499afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 500afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 501afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return !efx_link_state_equal(&efx->link_state, &old_state); 502afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 503afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 504ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgsonstatic void efx_mcdi_phy_remove(struct efx_nic *efx) 505afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 506afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings struct efx_mcdi_phy_data *phy_data = efx->phy_data; 507afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 508afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->phy_data = NULL; 509afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings kfree(phy_data); 510afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 511afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 512afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic void efx_mcdi_phy_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) 513afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 5143bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 51559cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN); 516afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 517afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 518afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->supported = 519afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings mcdi_to_ethtool_cap(phy_cfg->media, phy_cfg->supported_cap); 520afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->advertising = efx->link_advertising; 521707394972093e2056e1e8cc39be19cf9bcb3e7b3David Decotigny ethtool_cmd_speed_set(ecmd, efx->link_state.speed); 522afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->duplex = efx->link_state.fd; 523afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->port = mcdi_to_ethtool_media(phy_cfg->media); 524afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->phy_address = phy_cfg->port; 525afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->transceiver = XCVR_INTERNAL; 526afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->autoneg = !!(efx->link_advertising & ADVERTISED_Autoneg); 527afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->mdio_support = (efx->mdio.mode_support & 528afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22)); 529afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 530afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0); 531afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0, 532afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings outbuf, sizeof(outbuf), NULL); 533afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) { 53462776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", 53562776d034cc40c49bafdb3551a6ba35f78e3f08dBen Hutchings __func__, rc); 536afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return; 537afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 538afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings ecmd->lp_advertising = 539afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings mcdi_to_ethtool_cap(phy_cfg->media, 540afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings MCDI_DWORD(outbuf, GET_LINK_OUT_LP_CAP)); 541afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 542afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 543afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchingsstatic int efx_mcdi_phy_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) 544afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings{ 5453bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 546afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings u32 caps; 547afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings int rc; 548afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 549afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (ecmd->autoneg) { 550afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings caps = (ethtool_to_mcdi_cap(ecmd->advertising) | 551afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 1 << MC_CMD_PHY_CAP_AN_LBN); 552afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } else if (ecmd->duplex) { 55325db0338813a8915457636b1f6abe6a28fa73f8dDavid Decotigny switch (ethtool_cmd_speed(ecmd)) { 554afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 10: caps = 1 << MC_CMD_PHY_CAP_10FDX_LBN; break; 555afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 100: caps = 1 << MC_CMD_PHY_CAP_100FDX_LBN; break; 556afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 1000: caps = 1 << MC_CMD_PHY_CAP_1000FDX_LBN; break; 557afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 10000: caps = 1 << MC_CMD_PHY_CAP_10000FDX_LBN; break; 558afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings default: return -EINVAL; 559afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 560afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } else { 56125db0338813a8915457636b1f6abe6a28fa73f8dDavid Decotigny switch (ethtool_cmd_speed(ecmd)) { 562afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 10: caps = 1 << MC_CMD_PHY_CAP_10HDX_LBN; break; 563afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 100: caps = 1 << MC_CMD_PHY_CAP_100HDX_LBN; break; 564afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings case 1000: caps = 1 << MC_CMD_PHY_CAP_1000HDX_LBN; break; 565afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings default: return -EINVAL; 566afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 567afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 568afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 569afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings rc = efx_mcdi_set_link(efx, caps, efx_get_mcdi_phy_flags(efx), 570afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx->loopback_mode, 0); 571afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (rc) 572afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return rc; 573afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 574afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings if (ecmd->autoneg) { 575afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx_link_set_advertising( 576afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx, ecmd->advertising | ADVERTISED_Autoneg); 577afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings phy_cfg->forced_cap = 0; 578afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } else { 579afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings efx_link_set_advertising(efx, 0); 580afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings phy_cfg->forced_cap = caps; 581afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings } 582afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings return 0; 583afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings} 584afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings 5854f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchingsstatic int efx_mcdi_phy_test_alive(struct efx_nic *efx) 5864f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings{ 58759cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_STATE_OUT_LEN); 5884f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings size_t outlen; 5894f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings int rc; 5904f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings 5914f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings BUILD_BUG_ON(MC_CMD_GET_PHY_STATE_IN_LEN != 0); 5924f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings 5934f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_STATE, NULL, 0, 5944f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings outbuf, sizeof(outbuf), &outlen); 5954f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings if (rc) 5964f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings return rc; 5974f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings 5984f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings if (outlen < MC_CMD_GET_PHY_STATE_OUT_LEN) 59900bbb4a5344a5f81cf5d48e781e5c0df3e588d17Ben Hutchings return -EIO; 60005a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (MCDI_DWORD(outbuf, GET_PHY_STATE_OUT_STATE) != MC_CMD_PHY_STATE_OK) 6014f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings return -EINVAL; 6024f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings 6034f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings return 0; 6044f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings} 6054f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings 606affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgsonstatic const char *const mcdi_sft9001_cable_diag_names[] = { 607affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairA.length", 608affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairB.length", 609affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairC.length", 610affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairD.length", 611affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairA.status", 612affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairB.status", 613affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairC.status", 614affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson "cable.pairD.status", 615affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson}; 616affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 617affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgsonstatic int efx_mcdi_bist(struct efx_nic *efx, unsigned int bist_mode, 618affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson int *results) 619affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson{ 620affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson unsigned int retry, i, count = 0; 621affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson size_t outlen; 622affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson u32 status; 623c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings MCDI_DECLARE_BUF(inbuf, MC_CMD_START_BIST_IN_LEN); 624c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_POLL_BIST_OUT_SFT9001_LEN); 625c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings u8 *ptr; 626affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson int rc; 627affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 628affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson BUILD_BUG_ON(MC_CMD_START_BIST_OUT_LEN != 0); 629c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings MCDI_SET_DWORD(inbuf, START_BIST_IN_TYPE, bist_mode); 630c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_START_BIST, 631c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings inbuf, MC_CMD_START_BIST_IN_LEN, NULL, 0, NULL); 632affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (rc) 633affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson goto out; 634affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 635affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson /* Wait up to 10s for BIST to finish */ 636affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson for (retry = 0; retry < 100; ++retry) { 637affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson BUILD_BUG_ON(MC_CMD_POLL_BIST_IN_LEN != 0); 638affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson rc = efx_mcdi_rpc(efx, MC_CMD_POLL_BIST, NULL, 0, 639c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings outbuf, sizeof(outbuf), &outlen); 640affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (rc) 641affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson goto out; 642affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 643c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings status = MCDI_DWORD(outbuf, POLL_BIST_OUT_RESULT); 644affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (status != MC_CMD_POLL_BIST_RUNNING) 645affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson goto finished; 646affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 647affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson msleep(100); 648affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 649affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 650affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson rc = -ETIMEDOUT; 651affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson goto out; 652affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 653affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgsonfinished: 654affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson results[count++] = (status == MC_CMD_POLL_BIST_PASSED) ? 1 : -1; 655affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 656affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson /* SFT9001 specific cable diagnostics output */ 657affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (efx->phy_type == PHY_TYPE_SFT9001B && 658affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson (bist_mode == MC_CMD_PHY_BIST_CABLE_SHORT || 659affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson bist_mode == MC_CMD_PHY_BIST_CABLE_LONG)) { 660c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings ptr = MCDI_PTR(outbuf, POLL_BIST_OUT_SFT9001_CABLE_LENGTH_A); 661affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (status == MC_CMD_POLL_BIST_PASSED && 662affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson outlen >= MC_CMD_POLL_BIST_OUT_SFT9001_LEN) { 663affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson for (i = 0; i < 8; i++) { 664affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson results[count + i] = 665affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson EFX_DWORD_FIELD(((efx_dword_t *)ptr)[i], 666affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson EFX_DWORD_0); 667affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 668affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 669affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson count += 8; 670affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 671affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson rc = count; 672affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 673affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgsonout: 674affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return rc; 675affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson} 676affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 677affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgsonstatic int efx_mcdi_phy_run_tests(struct efx_nic *efx, int *results, 678affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson unsigned flags) 679affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson{ 6803bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 681affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson u32 mode; 682affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson int rc; 683affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 68405a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_OUT_BIST_LBN)) { 685affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson rc = efx_mcdi_bist(efx, MC_CMD_PHY_BIST, results); 686affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (rc < 0) 687affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return rc; 688affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 689affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson results += rc; 690affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 691affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 692affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson /* If we support both LONG and SHORT, then run each in response to 693affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson * break or not. Otherwise, run the one we support */ 694affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson mode = 0; 69505a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_OUT_BIST_CABLE_SHORT_LBN)) { 696affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if ((flags & ETH_TEST_FL_OFFLINE) && 697affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson (phy_cfg->flags & 69805a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings (1 << MC_CMD_GET_PHY_CFG_OUT_BIST_CABLE_LONG_LBN))) 699affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson mode = MC_CMD_PHY_BIST_CABLE_LONG; 700affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson else 701affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson mode = MC_CMD_PHY_BIST_CABLE_SHORT; 702affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } else if (phy_cfg->flags & 70305a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings (1 << MC_CMD_GET_PHY_CFG_OUT_BIST_CABLE_LONG_LBN)) 704affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson mode = MC_CMD_PHY_BIST_CABLE_LONG; 705affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 706affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (mode != 0) { 707affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson rc = efx_mcdi_bist(efx, mode, results); 708affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (rc < 0) 709affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return rc; 710affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson results += rc; 711affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 712affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 713affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return 0; 714affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson} 715affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 716d215697fe14a0c5a96765c6279b4751e632587a5stephen hemmingerstatic const char *efx_mcdi_phy_test_name(struct efx_nic *efx, 717d215697fe14a0c5a96765c6279b4751e632587a5stephen hemminger unsigned int index) 718affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson{ 7193bd9303500b1961d15aae783f17075936026ae79Ben Hutchings struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 720affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 72105a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & (1 << MC_CMD_GET_PHY_CFG_OUT_BIST_LBN)) { 722affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (index == 0) 723affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return "bist"; 724affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson --index; 725affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 726affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 72705a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings if (phy_cfg->flags & ((1 << MC_CMD_GET_PHY_CFG_OUT_BIST_CABLE_SHORT_LBN) | 72805a9320f7e64b69cbf612a69b7358546519ffc30Ben Hutchings (1 << MC_CMD_GET_PHY_CFG_OUT_BIST_CABLE_LONG_LBN))) { 729affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (index == 0) 730affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return "cable"; 731affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson --index; 732affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 733affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (efx->phy_type == PHY_TYPE_SFT9001B) { 734affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson if (index < ARRAY_SIZE(mcdi_sft9001_cable_diag_names)) 735affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return mcdi_sft9001_cable_diag_names[index]; 736affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson index -= ARRAY_SIZE(mcdi_sft9001_cable_diag_names); 737affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 738affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson } 739affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 740affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson return NULL; 741affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson} 742affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson 743c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson#define SFP_PAGE_SIZE 128 744c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson#define SFP_NUM_PAGES 2 745c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgsonstatic int efx_mcdi_phy_get_module_eeprom(struct efx_nic *efx, 746c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson struct ethtool_eeprom *ee, u8 *data) 747c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson{ 74859cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_MEDIA_INFO_OUT_LENMAX); 74959cfc479b2c8ba344c8497d5c913b6cba2ce3755Ben Hutchings MCDI_DECLARE_BUF(inbuf, MC_CMD_GET_PHY_MEDIA_INFO_IN_LEN); 750c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson size_t outlen; 751c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson int rc; 752c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson unsigned int payload_len; 753c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson unsigned int space_remaining = ee->len; 754c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson unsigned int page; 755c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson unsigned int page_off; 756c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson unsigned int to_copy; 757c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson u8 *user_data = data; 758c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 759c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson BUILD_BUG_ON(SFP_PAGE_SIZE * SFP_NUM_PAGES != ETH_MODULE_SFF_8079_LEN); 760c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 761c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson page_off = ee->offset % SFP_PAGE_SIZE; 762c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson page = ee->offset / SFP_PAGE_SIZE; 763c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 764c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson while (space_remaining && (page < SFP_NUM_PAGES)) { 765c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson MCDI_SET_DWORD(inbuf, GET_PHY_MEDIA_INFO_IN_PAGE, page); 766c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 767c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_MEDIA_INFO, 768c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson inbuf, sizeof(inbuf), 769c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson outbuf, sizeof(outbuf), 770c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson &outlen); 771c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson if (rc) 772c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson return rc; 773c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 774c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson if (outlen < (MC_CMD_GET_PHY_MEDIA_INFO_OUT_DATA_OFST + 775c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson SFP_PAGE_SIZE)) 776c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson return -EIO; 777c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 778c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson payload_len = MCDI_DWORD(outbuf, 779c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson GET_PHY_MEDIA_INFO_OUT_DATALEN); 780c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson if (payload_len != SFP_PAGE_SIZE) 781c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson return -EIO; 782c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 783c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson /* Copy as much as we can into data */ 784c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson payload_len -= page_off; 785c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson to_copy = (space_remaining < payload_len) ? 786c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson space_remaining : payload_len; 787c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 788c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson memcpy(user_data, 789c5bb0e9891ba1f7c871adc09d9ef727e1c0c1c1eBen Hutchings MCDI_PTR(outbuf, GET_PHY_MEDIA_INFO_OUT_DATA) + page_off, 790c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson to_copy); 791c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 792c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson space_remaining -= to_copy; 793c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson user_data += to_copy; 794c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson page_off = 0; 795c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson page++; 796c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson } 797c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 798c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson return 0; 799c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson} 800c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 801c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgsonstatic int efx_mcdi_phy_get_module_info(struct efx_nic *efx, 802c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson struct ethtool_modinfo *modinfo) 803c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson{ 804c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson struct efx_mcdi_phy_data *phy_cfg = efx->phy_data; 805c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 806c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson switch (phy_cfg->media) { 807c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson case MC_CMD_MEDIA_SFP_PLUS: 808c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson modinfo->type = ETH_MODULE_SFF_8079; 809c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; 810c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson return 0; 811c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson default: 812c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson return -EOPNOTSUPP; 813c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson } 814c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson} 815c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson 81643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic const struct efx_phy_operations efx_mcdi_phy_ops = { 817afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings .probe = efx_mcdi_phy_probe, 8189c636baf8518d0f986004b40669b75506459beacBen Hutchings .init = efx_port_dummy_op_int, 81943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings .reconfigure = efx_mcdi_port_reconfigure, 820afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings .poll = efx_mcdi_phy_poll, 821ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson .fini = efx_port_dummy_op_void, 822ff3b00a0fcaab89ff885e9f0f4ad83c4ced788f4Steve Hodgson .remove = efx_mcdi_phy_remove, 823afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings .get_settings = efx_mcdi_phy_get_settings, 824afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings .set_settings = efx_mcdi_phy_set_settings, 8254f16c0739145476ba37a7fa9eea0c33850efc2ceBen Hutchings .test_alive = efx_mcdi_phy_test_alive, 826affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson .run_tests = efx_mcdi_phy_run_tests, 827affaf485ca628cb7d7f57ae5e2b8c710c58b11aaSteve Hodgson .test_name = efx_mcdi_phy_test_name, 828c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson .get_module_eeprom = efx_mcdi_phy_get_module_eeprom, 829c087bd2cfdaf334d7d0c32bd1fcc1a23d5b88973Stuart Hodgson .get_module_info = efx_mcdi_phy_get_module_info, 830afd4aea03f597f29421dc5767e7d1f754730ec23Ben Hutchings}; 83143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 83243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic unsigned int efx_mcdi_event_link_speed[] = { 83343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings [MCDI_EVENT_LINKCHANGE_SPEED_100M] = 100, 83443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings [MCDI_EVENT_LINKCHANGE_SPEED_1G] = 1000, 83543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings [MCDI_EVENT_LINKCHANGE_SPEED_10G] = 10000, 83643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings}; 83743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 83843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsvoid efx_mcdi_process_link_change(struct efx_nic *efx, efx_qword_t *ev) 83943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 84043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings u32 flags, fcntl, speed, lpa; 84143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 84243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings speed = EFX_QWORD_FIELD(*ev, MCDI_EVENT_LINKCHANGE_SPEED); 84343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings EFX_BUG_ON_PARANOID(speed >= ARRAY_SIZE(efx_mcdi_event_link_speed)); 84443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings speed = efx_mcdi_event_link_speed[speed]; 84543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 84643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings flags = EFX_QWORD_FIELD(*ev, MCDI_EVENT_LINKCHANGE_LINK_FLAGS); 84743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings fcntl = EFX_QWORD_FIELD(*ev, MCDI_EVENT_LINKCHANGE_FCNTL); 84843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings lpa = EFX_QWORD_FIELD(*ev, MCDI_EVENT_LINKCHANGE_LP_CAP); 84943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 85043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings /* efx->link_state is only modified by efx_mcdi_phy_get_link(), 85143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings * which is only run after flushing the event queues. Therefore, it 85243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings * is safe to modify the link state outside of the mac_lock here. 85343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings */ 85443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_mcdi_phy_decode_link(efx, &efx->link_state, speed, flags, fcntl); 85543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 85643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_mcdi_phy_check_fcntl(efx, lpa); 85743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 85843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_link_status_changed(efx); 85943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 86043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 86143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsint efx_mcdi_set_mac(struct efx_nic *efx) 86243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 86343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings u32 reject, fcntl; 86443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_DECLARE_BUF(cmdbytes, MC_CMD_SET_MAC_IN_LEN); 86543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 86643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings BUILD_BUG_ON(MC_CMD_SET_MAC_OUT_LEN != 0); 86743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 86843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings memcpy(MCDI_PTR(cmdbytes, SET_MAC_IN_ADDR), 86943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->net_dev->dev_addr, ETH_ALEN); 87043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 87143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_MTU, 87243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings EFX_MAX_FRAME_LEN(efx->net_dev->mtu)); 87343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_DRAIN, 0); 87443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 87543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings /* The MCDI command provides for controlling accept/reject 87643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings * of broadcast packets too, but the driver doesn't currently 87743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings * expose this. */ 87843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings reject = (efx->promiscuous) ? 0 : 87943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings (1 << MC_CMD_SET_MAC_IN_REJECT_UNCST_LBN); 88043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_REJECT, reject); 88143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 88243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings switch (efx->wanted_fc) { 88343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings case EFX_FC_RX | EFX_FC_TX: 88443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings fcntl = MC_CMD_FCNTL_BIDIR; 88543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 88643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings case EFX_FC_RX: 88743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings fcntl = MC_CMD_FCNTL_RESPOND; 88843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 88943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings default: 89043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings fcntl = MC_CMD_FCNTL_OFF; 89143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings break; 89243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings } 89343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (efx->wanted_fc & EFX_FC_AUTO) 89443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings fcntl = MC_CMD_FCNTL_AUTO; 89543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (efx->fc_disable) 89643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings fcntl = MC_CMD_FCNTL_OFF; 89743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 89843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_FCNTL, fcntl); 89943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 90043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return efx_mcdi_rpc(efx, MC_CMD_SET_MAC, cmdbytes, sizeof(cmdbytes), 90143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings NULL, 0, NULL); 90243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 90343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 90443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsbool efx_mcdi_mac_check_fault(struct efx_nic *efx) 90543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 90643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN); 90743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings size_t outlength; 90843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings int rc; 90943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 91043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0); 91143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 91243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0, 91343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings outbuf, sizeof(outbuf), &outlength); 91443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (rc) { 91543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", 91643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings __func__, rc); 91743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return true; 91843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings } 91943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 92043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return MCDI_DWORD(outbuf, GET_LINK_OUT_MAC_FAULT) != 0; 92143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 92243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 92343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsstatic int efx_mcdi_mac_stats(struct efx_nic *efx, dma_addr_t dma_addr, 92443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings u32 dma_len, int enable, int clear) 92543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 92643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_DECLARE_BUF(inbuf, MC_CMD_MAC_STATS_IN_LEN); 92743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings int rc; 92843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_dword_t *cmd_ptr; 92943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings int period = enable ? 1000 : 0; 93043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 93143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings BUILD_BUG_ON(MC_CMD_MAC_STATS_OUT_DMA_LEN != 0); 93243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 93343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_QWORD(inbuf, MAC_STATS_IN_DMA_ADDR, dma_addr); 93443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings cmd_ptr = (efx_dword_t *)MCDI_PTR(inbuf, MAC_STATS_IN_CMD); 93543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings EFX_POPULATE_DWORD_7(*cmd_ptr, 93643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_DMA, !!enable, 93743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_CLEAR, clear, 93843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_PERIODIC_CHANGE, 1, 93943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_PERIODIC_ENABLE, !!enable, 94043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_PERIODIC_CLEAR, 0, 94143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_PERIODIC_NOEVENT, 1, 94243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_STATS_IN_PERIOD_MS, period); 94343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MCDI_SET_DWORD(inbuf, MAC_STATS_IN_DMA_LEN, dma_len); 94443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 94543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings rc = efx_mcdi_rpc(efx, MC_CMD_MAC_STATS, inbuf, sizeof(inbuf), 94643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings NULL, 0, NULL); 94743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (rc) 94843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings goto fail; 94943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 95043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return 0; 95143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 95243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsfail: 95343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings netif_err(efx, hw, efx->net_dev, "%s: %s failed rc=%d\n", 95443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings __func__, enable ? "enable" : "disable", rc); 95543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return rc; 95643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 95743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 95843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsvoid efx_mcdi_mac_start_stats(struct efx_nic *efx) 95943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 96043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings __le64 *dma_stats = efx->stats_buffer.addr; 96143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 96243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings dma_stats[MC_CMD_MAC_GENERATION_END] = EFX_MC_STATS_GENERATION_INVALID; 96343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 96443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, 96543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_NSTATS * sizeof(u64), 1, 0); 96643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 96743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 96843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsvoid efx_mcdi_mac_stop_stats(struct efx_nic *efx) 96943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 97043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, 0, 0, 0); 97143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 97243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 97343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsint efx_mcdi_port_probe(struct efx_nic *efx) 97443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 97543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings int rc; 97643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 97743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings /* Hook in PHY operations table */ 97843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->phy_op = &efx_mcdi_phy_ops; 97943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 98043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings /* Set up MDIO structure for PHY */ 98143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; 98243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->mdio.mdio_read = efx_mcdi_mdio_read; 98343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->mdio.mdio_write = efx_mcdi_mdio_write; 98443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 98543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings /* Fill out MDIO structure, loopback modes, and initial link state */ 98643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings rc = efx->phy_op->probe(efx); 98743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (rc != 0) 98843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return rc; 98943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 99043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings /* Allocate buffer for stats */ 99143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings rc = efx_nic_alloc_buffer(efx, &efx->stats_buffer, 99243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings MC_CMD_MAC_NSTATS * sizeof(u64)); 99343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings if (rc) 99443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return rc; 99543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings netif_dbg(efx, probe, efx->net_dev, 99643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings "stats buffer at %llx (virt %p phys %llx)\n", 99743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings (u64)efx->stats_buffer.dma_addr, 99843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->stats_buffer.addr, 99943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings (u64)virt_to_phys(efx->stats_buffer.addr)); 100043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 100143f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_mcdi_mac_stats(efx, efx->stats_buffer.dma_addr, 0, 0, 1); 100243f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 100343f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings return 0; 100443f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 100543f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings 100643f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchingsvoid efx_mcdi_port_remove(struct efx_nic *efx) 100743f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings{ 100843f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx->phy_op->remove(efx); 100943f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings efx_nic_free_buffer(efx, &efx->stats_buffer); 101043f775b2fa759a9c126a911f999f35aeb0fbbb84Ben Hutchings} 1011