1c0c050c5SMichael Chan /* Broadcom NetXtreme-C/E network driver. 2c0c050c5SMichael Chan * 311f15ed3SMichael Chan * Copyright (c) 2014-2016 Broadcom Corporation 4c0c050c5SMichael Chan * 5c0c050c5SMichael Chan * This program is free software; you can redistribute it and/or modify 6c0c050c5SMichael Chan * it under the terms of the GNU General Public License as published by 7c0c050c5SMichael Chan * the Free Software Foundation. 8c0c050c5SMichael Chan */ 9c0c050c5SMichael Chan 103ebf6f0aSRob Swindell #include <linux/ctype.h> 118ddc9aaaSMichael Chan #include <linux/stringify.h> 12c0c050c5SMichael Chan #include <linux/ethtool.h> 13c0c050c5SMichael Chan #include <linux/interrupt.h> 14c0c050c5SMichael Chan #include <linux/pci.h> 15c0c050c5SMichael Chan #include <linux/etherdevice.h> 16c0c050c5SMichael Chan #include <linux/crc32.h> 17c0c050c5SMichael Chan #include <linux/firmware.h> 18c0c050c5SMichael Chan #include "bnxt_hsi.h" 19c0c050c5SMichael Chan #include "bnxt.h" 20c0c050c5SMichael Chan #include "bnxt_ethtool.h" 21c0c050c5SMichael Chan #include "bnxt_nvm_defs.h" /* NVRAM content constant and structure defs */ 22c0c050c5SMichael Chan #include "bnxt_fw_hdr.h" /* Firmware hdr constant and structure defs */ 23c0c050c5SMichael Chan #define FLASH_NVRAM_TIMEOUT ((HWRM_CMD_TIMEOUT) * 100) 24c0c050c5SMichael Chan 253ebf6f0aSRob Swindell static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen); 263ebf6f0aSRob Swindell 27c0c050c5SMichael Chan static u32 bnxt_get_msglevel(struct net_device *dev) 28c0c050c5SMichael Chan { 29c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 30c0c050c5SMichael Chan 31c0c050c5SMichael Chan return bp->msg_enable; 32c0c050c5SMichael Chan } 33c0c050c5SMichael Chan 34c0c050c5SMichael Chan static void bnxt_set_msglevel(struct net_device *dev, u32 value) 35c0c050c5SMichael Chan { 36c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 37c0c050c5SMichael Chan 38c0c050c5SMichael Chan bp->msg_enable = value; 39c0c050c5SMichael Chan } 40c0c050c5SMichael Chan 41c0c050c5SMichael Chan static int bnxt_get_coalesce(struct net_device *dev, 42c0c050c5SMichael Chan struct ethtool_coalesce *coal) 43c0c050c5SMichael Chan { 44c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 45c0c050c5SMichael Chan 46c0c050c5SMichael Chan memset(coal, 0, sizeof(*coal)); 47c0c050c5SMichael Chan 48dfb5b894SMichael Chan coal->rx_coalesce_usecs = bp->rx_coal_ticks; 49dfb5b894SMichael Chan /* 2 completion records per rx packet */ 50dfb5b894SMichael Chan coal->rx_max_coalesced_frames = bp->rx_coal_bufs / 2; 51dfb5b894SMichael Chan coal->rx_coalesce_usecs_irq = bp->rx_coal_ticks_irq; 52dfb5b894SMichael Chan coal->rx_max_coalesced_frames_irq = bp->rx_coal_bufs_irq / 2; 53c0c050c5SMichael Chan 54dfc9c94aSMichael Chan coal->tx_coalesce_usecs = bp->tx_coal_ticks; 55dfc9c94aSMichael Chan coal->tx_max_coalesced_frames = bp->tx_coal_bufs; 56dfc9c94aSMichael Chan coal->tx_coalesce_usecs_irq = bp->tx_coal_ticks_irq; 57dfc9c94aSMichael Chan coal->tx_max_coalesced_frames_irq = bp->tx_coal_bufs_irq; 58dfc9c94aSMichael Chan 5951f30785SMichael Chan coal->stats_block_coalesce_usecs = bp->stats_coal_ticks; 6051f30785SMichael Chan 61c0c050c5SMichael Chan return 0; 62c0c050c5SMichael Chan } 63c0c050c5SMichael Chan 64c0c050c5SMichael Chan static int bnxt_set_coalesce(struct net_device *dev, 65c0c050c5SMichael Chan struct ethtool_coalesce *coal) 66c0c050c5SMichael Chan { 67c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 6851f30785SMichael Chan bool update_stats = false; 69c0c050c5SMichael Chan int rc = 0; 70c0c050c5SMichael Chan 71dfb5b894SMichael Chan bp->rx_coal_ticks = coal->rx_coalesce_usecs; 72dfb5b894SMichael Chan /* 2 completion records per rx packet */ 73dfb5b894SMichael Chan bp->rx_coal_bufs = coal->rx_max_coalesced_frames * 2; 74dfb5b894SMichael Chan bp->rx_coal_ticks_irq = coal->rx_coalesce_usecs_irq; 75dfb5b894SMichael Chan bp->rx_coal_bufs_irq = coal->rx_max_coalesced_frames_irq * 2; 76c0c050c5SMichael Chan 77dfc9c94aSMichael Chan bp->tx_coal_ticks = coal->tx_coalesce_usecs; 78dfc9c94aSMichael Chan bp->tx_coal_bufs = coal->tx_max_coalesced_frames; 79dfc9c94aSMichael Chan bp->tx_coal_ticks_irq = coal->tx_coalesce_usecs_irq; 80dfc9c94aSMichael Chan bp->tx_coal_bufs_irq = coal->tx_max_coalesced_frames_irq; 81dfc9c94aSMichael Chan 8251f30785SMichael Chan if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) { 8351f30785SMichael Chan u32 stats_ticks = coal->stats_block_coalesce_usecs; 8451f30785SMichael Chan 8551f30785SMichael Chan stats_ticks = clamp_t(u32, stats_ticks, 8651f30785SMichael Chan BNXT_MIN_STATS_COAL_TICKS, 8751f30785SMichael Chan BNXT_MAX_STATS_COAL_TICKS); 8851f30785SMichael Chan stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS); 8951f30785SMichael Chan bp->stats_coal_ticks = stats_ticks; 9051f30785SMichael Chan update_stats = true; 9151f30785SMichael Chan } 9251f30785SMichael Chan 9351f30785SMichael Chan if (netif_running(dev)) { 9451f30785SMichael Chan if (update_stats) { 9551f30785SMichael Chan rc = bnxt_close_nic(bp, true, false); 9651f30785SMichael Chan if (!rc) 9751f30785SMichael Chan rc = bnxt_open_nic(bp, true, false); 9851f30785SMichael Chan } else { 99c0c050c5SMichael Chan rc = bnxt_hwrm_set_coal(bp); 10051f30785SMichael Chan } 10151f30785SMichael Chan } 102c0c050c5SMichael Chan 103c0c050c5SMichael Chan return rc; 104c0c050c5SMichael Chan } 105c0c050c5SMichael Chan 106c0c050c5SMichael Chan #define BNXT_NUM_STATS 21 107c0c050c5SMichael Chan 1088ddc9aaaSMichael Chan #define BNXT_RX_STATS_OFFSET(counter) \ 1098ddc9aaaSMichael Chan (offsetof(struct rx_port_stats, counter) / 8) 1108ddc9aaaSMichael Chan 1118ddc9aaaSMichael Chan #define BNXT_RX_STATS_ENTRY(counter) \ 1128ddc9aaaSMichael Chan { BNXT_RX_STATS_OFFSET(counter), __stringify(counter) } 1138ddc9aaaSMichael Chan 1148ddc9aaaSMichael Chan #define BNXT_TX_STATS_OFFSET(counter) \ 1158ddc9aaaSMichael Chan ((offsetof(struct tx_port_stats, counter) + \ 1168ddc9aaaSMichael Chan sizeof(struct rx_port_stats) + 512) / 8) 1178ddc9aaaSMichael Chan 1188ddc9aaaSMichael Chan #define BNXT_TX_STATS_ENTRY(counter) \ 1198ddc9aaaSMichael Chan { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) } 1208ddc9aaaSMichael Chan 1218ddc9aaaSMichael Chan static const struct { 1228ddc9aaaSMichael Chan long offset; 1238ddc9aaaSMichael Chan char string[ETH_GSTRING_LEN]; 1248ddc9aaaSMichael Chan } bnxt_port_stats_arr[] = { 1258ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_64b_frames), 1268ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_65b_127b_frames), 1278ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_128b_255b_frames), 1288ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_256b_511b_frames), 1298ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames), 1308ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_1024b_1518_frames), 1318ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_good_vlan_frames), 1328ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames), 1338ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames), 1348ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames), 1358ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames), 1368ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_total_frames), 1378ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_ucast_frames), 1388ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_mcast_frames), 1398ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_bcast_frames), 1408ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_fcs_err_frames), 1418ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_ctrl_frames), 1428ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_pause_frames), 1438ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_frames), 1448ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_align_err_frames), 1458ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_ovrsz_frames), 1468ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_jbr_frames), 1478ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_mtu_err_frames), 1488ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_tagged_frames), 1498ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_double_tagged_frames), 1508ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_good_frames), 1518ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_undrsz_frames), 1528ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_eee_lpi_events), 1538ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration), 1548ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_bytes), 1558ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_runt_bytes), 1568ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_runt_frames), 1578ddc9aaaSMichael Chan 1588ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_64b_frames), 1598ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_65b_127b_frames), 1608ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_128b_255b_frames), 1618ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_256b_511b_frames), 1628ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames), 1638ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_1024b_1518_frames), 1648ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_good_vlan_frames), 1658ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_1519b_2047_frames), 1668ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames), 1678ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames), 1688ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames), 1698ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_good_frames), 1708ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_total_frames), 1718ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_ucast_frames), 1728ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_mcast_frames), 1738ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_bcast_frames), 1748ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_pause_frames), 1758ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_frames), 1768ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_jabber_frames), 1778ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_fcs_err_frames), 1788ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_err), 1798ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_fifo_underruns), 1808ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_eee_lpi_events), 1818ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration), 1828ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_total_collisions), 1838ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_bytes), 1848ddc9aaaSMichael Chan }; 1858ddc9aaaSMichael Chan 1868ddc9aaaSMichael Chan #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr) 1878ddc9aaaSMichael Chan 188c0c050c5SMichael Chan static int bnxt_get_sset_count(struct net_device *dev, int sset) 189c0c050c5SMichael Chan { 190c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 191c0c050c5SMichael Chan 192c0c050c5SMichael Chan switch (sset) { 1938ddc9aaaSMichael Chan case ETH_SS_STATS: { 1948ddc9aaaSMichael Chan int num_stats = BNXT_NUM_STATS * bp->cp_nr_rings; 1958ddc9aaaSMichael Chan 1968ddc9aaaSMichael Chan if (bp->flags & BNXT_FLAG_PORT_STATS) 1978ddc9aaaSMichael Chan num_stats += BNXT_NUM_PORT_STATS; 1988ddc9aaaSMichael Chan 1998ddc9aaaSMichael Chan return num_stats; 2008ddc9aaaSMichael Chan } 201c0c050c5SMichael Chan default: 202c0c050c5SMichael Chan return -EOPNOTSUPP; 203c0c050c5SMichael Chan } 204c0c050c5SMichael Chan } 205c0c050c5SMichael Chan 206c0c050c5SMichael Chan static void bnxt_get_ethtool_stats(struct net_device *dev, 207c0c050c5SMichael Chan struct ethtool_stats *stats, u64 *buf) 208c0c050c5SMichael Chan { 209c0c050c5SMichael Chan u32 i, j = 0; 210c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 211c0c050c5SMichael Chan u32 buf_size = sizeof(struct ctx_hw_stats) * bp->cp_nr_rings; 212c0c050c5SMichael Chan u32 stat_fields = sizeof(struct ctx_hw_stats) / 8; 213c0c050c5SMichael Chan 214c0c050c5SMichael Chan memset(buf, 0, buf_size); 215c0c050c5SMichael Chan 216c0c050c5SMichael Chan if (!bp->bnapi) 217c0c050c5SMichael Chan return; 218c0c050c5SMichael Chan 219c0c050c5SMichael Chan for (i = 0; i < bp->cp_nr_rings; i++) { 220c0c050c5SMichael Chan struct bnxt_napi *bnapi = bp->bnapi[i]; 221c0c050c5SMichael Chan struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; 222c0c050c5SMichael Chan __le64 *hw_stats = (__le64 *)cpr->hw_stats; 223c0c050c5SMichael Chan int k; 224c0c050c5SMichael Chan 225c0c050c5SMichael Chan for (k = 0; k < stat_fields; j++, k++) 226c0c050c5SMichael Chan buf[j] = le64_to_cpu(hw_stats[k]); 227c0c050c5SMichael Chan buf[j++] = cpr->rx_l4_csum_errors; 228c0c050c5SMichael Chan } 2298ddc9aaaSMichael Chan if (bp->flags & BNXT_FLAG_PORT_STATS) { 2308ddc9aaaSMichael Chan __le64 *port_stats = (__le64 *)bp->hw_rx_port_stats; 2318ddc9aaaSMichael Chan 2328ddc9aaaSMichael Chan for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++) { 2338ddc9aaaSMichael Chan buf[j] = le64_to_cpu(*(port_stats + 2348ddc9aaaSMichael Chan bnxt_port_stats_arr[i].offset)); 2358ddc9aaaSMichael Chan } 2368ddc9aaaSMichael Chan } 237c0c050c5SMichael Chan } 238c0c050c5SMichael Chan 239c0c050c5SMichael Chan static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) 240c0c050c5SMichael Chan { 241c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 242c0c050c5SMichael Chan u32 i; 243c0c050c5SMichael Chan 244c0c050c5SMichael Chan switch (stringset) { 245c0c050c5SMichael Chan /* The number of strings must match BNXT_NUM_STATS defined above. */ 246c0c050c5SMichael Chan case ETH_SS_STATS: 247c0c050c5SMichael Chan for (i = 0; i < bp->cp_nr_rings; i++) { 248c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_ucast_packets", i); 249c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 250c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_mcast_packets", i); 251c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 252c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_bcast_packets", i); 253c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 254c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_discards", i); 255c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 256c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_drops", i); 257c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 258c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_ucast_bytes", i); 259c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 260c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_mcast_bytes", i); 261c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 262c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_bcast_bytes", i); 263c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 264c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_ucast_packets", i); 265c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 266c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_mcast_packets", i); 267c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 268c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_bcast_packets", i); 269c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 270c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_discards", i); 271c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 272c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_drops", i); 273c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 274c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_ucast_bytes", i); 275c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 276c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_mcast_bytes", i); 277c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 278c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_bcast_bytes", i); 279c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 280c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_packets", i); 281c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 282c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_bytes", i); 283c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 284c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_events", i); 285c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 286c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_aborts", i); 287c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 288c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_l4_csum_errors", i); 289c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 290c0c050c5SMichael Chan } 2918ddc9aaaSMichael Chan if (bp->flags & BNXT_FLAG_PORT_STATS) { 2928ddc9aaaSMichael Chan for (i = 0; i < BNXT_NUM_PORT_STATS; i++) { 2938ddc9aaaSMichael Chan strcpy(buf, bnxt_port_stats_arr[i].string); 2948ddc9aaaSMichael Chan buf += ETH_GSTRING_LEN; 2958ddc9aaaSMichael Chan } 2968ddc9aaaSMichael Chan } 297c0c050c5SMichael Chan break; 298c0c050c5SMichael Chan default: 299c0c050c5SMichael Chan netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n", 300c0c050c5SMichael Chan stringset); 301c0c050c5SMichael Chan break; 302c0c050c5SMichael Chan } 303c0c050c5SMichael Chan } 304c0c050c5SMichael Chan 305c0c050c5SMichael Chan static void bnxt_get_ringparam(struct net_device *dev, 306c0c050c5SMichael Chan struct ethtool_ringparam *ering) 307c0c050c5SMichael Chan { 308c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 309c0c050c5SMichael Chan 310c0c050c5SMichael Chan ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT; 311c0c050c5SMichael Chan ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT; 312c0c050c5SMichael Chan ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT; 313c0c050c5SMichael Chan 314c0c050c5SMichael Chan ering->rx_pending = bp->rx_ring_size; 315c0c050c5SMichael Chan ering->rx_jumbo_pending = bp->rx_agg_ring_size; 316c0c050c5SMichael Chan ering->tx_pending = bp->tx_ring_size; 317c0c050c5SMichael Chan } 318c0c050c5SMichael Chan 319c0c050c5SMichael Chan static int bnxt_set_ringparam(struct net_device *dev, 320c0c050c5SMichael Chan struct ethtool_ringparam *ering) 321c0c050c5SMichael Chan { 322c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 323c0c050c5SMichael Chan 324c0c050c5SMichael Chan if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || 325c0c050c5SMichael Chan (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || 326c0c050c5SMichael Chan (ering->tx_pending <= MAX_SKB_FRAGS)) 327c0c050c5SMichael Chan return -EINVAL; 328c0c050c5SMichael Chan 329c0c050c5SMichael Chan if (netif_running(dev)) 330c0c050c5SMichael Chan bnxt_close_nic(bp, false, false); 331c0c050c5SMichael Chan 332c0c050c5SMichael Chan bp->rx_ring_size = ering->rx_pending; 333c0c050c5SMichael Chan bp->tx_ring_size = ering->tx_pending; 334c0c050c5SMichael Chan bnxt_set_ring_params(bp); 335c0c050c5SMichael Chan 336c0c050c5SMichael Chan if (netif_running(dev)) 337c0c050c5SMichael Chan return bnxt_open_nic(bp, false, false); 338c0c050c5SMichael Chan 339c0c050c5SMichael Chan return 0; 340c0c050c5SMichael Chan } 341c0c050c5SMichael Chan 342c0c050c5SMichael Chan static void bnxt_get_channels(struct net_device *dev, 343c0c050c5SMichael Chan struct ethtool_channels *channel) 344c0c050c5SMichael Chan { 345c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 346c0c050c5SMichael Chan int max_rx_rings, max_tx_rings, tcs; 347c0c050c5SMichael Chan 3486e6c5a57SMichael Chan bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true); 349068c9ec6SMichael Chan channel->max_combined = max_rx_rings; 350068c9ec6SMichael Chan 35118d6e4e2SSatish Baddipadige if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) { 35218d6e4e2SSatish Baddipadige max_rx_rings = 0; 35318d6e4e2SSatish Baddipadige max_tx_rings = 0; 35418d6e4e2SSatish Baddipadige } 35518d6e4e2SSatish Baddipadige 356c0c050c5SMichael Chan tcs = netdev_get_num_tc(dev); 357c0c050c5SMichael Chan if (tcs > 1) 358c0c050c5SMichael Chan max_tx_rings /= tcs; 359c0c050c5SMichael Chan 360c0c050c5SMichael Chan channel->max_rx = max_rx_rings; 361c0c050c5SMichael Chan channel->max_tx = max_tx_rings; 362c0c050c5SMichael Chan channel->max_other = 0; 363068c9ec6SMichael Chan if (bp->flags & BNXT_FLAG_SHARED_RINGS) { 364068c9ec6SMichael Chan channel->combined_count = bp->rx_nr_rings; 365068c9ec6SMichael Chan } else { 366c0c050c5SMichael Chan channel->rx_count = bp->rx_nr_rings; 367c0c050c5SMichael Chan channel->tx_count = bp->tx_nr_rings_per_tc; 368c0c050c5SMichael Chan } 369068c9ec6SMichael Chan } 370c0c050c5SMichael Chan 371c0c050c5SMichael Chan static int bnxt_set_channels(struct net_device *dev, 372c0c050c5SMichael Chan struct ethtool_channels *channel) 373c0c050c5SMichael Chan { 374c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 375c0c050c5SMichael Chan int max_rx_rings, max_tx_rings, tcs; 376c0c050c5SMichael Chan u32 rc = 0; 377068c9ec6SMichael Chan bool sh = false; 378c0c050c5SMichael Chan 379068c9ec6SMichael Chan if (channel->other_count) 380c0c050c5SMichael Chan return -EINVAL; 381c0c050c5SMichael Chan 382068c9ec6SMichael Chan if (!channel->combined_count && 383068c9ec6SMichael Chan (!channel->rx_count || !channel->tx_count)) 384068c9ec6SMichael Chan return -EINVAL; 385068c9ec6SMichael Chan 386068c9ec6SMichael Chan if (channel->combined_count && 387068c9ec6SMichael Chan (channel->rx_count || channel->tx_count)) 388068c9ec6SMichael Chan return -EINVAL; 389068c9ec6SMichael Chan 390068c9ec6SMichael Chan if (channel->combined_count) 391068c9ec6SMichael Chan sh = true; 392068c9ec6SMichael Chan 393068c9ec6SMichael Chan bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, sh); 394068c9ec6SMichael Chan 395c0c050c5SMichael Chan tcs = netdev_get_num_tc(dev); 396c0c050c5SMichael Chan if (tcs > 1) 397c0c050c5SMichael Chan max_tx_rings /= tcs; 398c0c050c5SMichael Chan 399068c9ec6SMichael Chan if (sh && (channel->combined_count > max_rx_rings || 400068c9ec6SMichael Chan channel->combined_count > max_tx_rings)) 401068c9ec6SMichael Chan return -ENOMEM; 402068c9ec6SMichael Chan 403068c9ec6SMichael Chan if (!sh && (channel->rx_count > max_rx_rings || 404068c9ec6SMichael Chan channel->tx_count > max_tx_rings)) 405068c9ec6SMichael Chan return -ENOMEM; 406c0c050c5SMichael Chan 407c0c050c5SMichael Chan if (netif_running(dev)) { 408c0c050c5SMichael Chan if (BNXT_PF(bp)) { 409c0c050c5SMichael Chan /* TODO CHIMP_FW: Send message to all VF's 410c0c050c5SMichael Chan * before PF unload 411c0c050c5SMichael Chan */ 412c0c050c5SMichael Chan } 413c0c050c5SMichael Chan rc = bnxt_close_nic(bp, true, false); 414c0c050c5SMichael Chan if (rc) { 415c0c050c5SMichael Chan netdev_err(bp->dev, "Set channel failure rc :%x\n", 416c0c050c5SMichael Chan rc); 417c0c050c5SMichael Chan return rc; 418c0c050c5SMichael Chan } 419c0c050c5SMichael Chan } 420c0c050c5SMichael Chan 421068c9ec6SMichael Chan if (sh) { 422068c9ec6SMichael Chan bp->flags |= BNXT_FLAG_SHARED_RINGS; 423068c9ec6SMichael Chan bp->rx_nr_rings = channel->combined_count; 424068c9ec6SMichael Chan bp->tx_nr_rings_per_tc = channel->combined_count; 425068c9ec6SMichael Chan } else { 426068c9ec6SMichael Chan bp->flags &= ~BNXT_FLAG_SHARED_RINGS; 427c0c050c5SMichael Chan bp->rx_nr_rings = channel->rx_count; 428c0c050c5SMichael Chan bp->tx_nr_rings_per_tc = channel->tx_count; 429068c9ec6SMichael Chan } 430068c9ec6SMichael Chan 431c0c050c5SMichael Chan bp->tx_nr_rings = bp->tx_nr_rings_per_tc; 432c0c050c5SMichael Chan if (tcs > 1) 433c0c050c5SMichael Chan bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs; 434068c9ec6SMichael Chan 435068c9ec6SMichael Chan bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) : 436068c9ec6SMichael Chan bp->tx_nr_rings + bp->rx_nr_rings; 437068c9ec6SMichael Chan 438c0c050c5SMichael Chan bp->num_stat_ctxs = bp->cp_nr_rings; 439c0c050c5SMichael Chan 4402bcfa6f6SMichael Chan /* After changing number of rx channels, update NTUPLE feature. */ 4412bcfa6f6SMichael Chan netdev_update_features(dev); 442c0c050c5SMichael Chan if (netif_running(dev)) { 443c0c050c5SMichael Chan rc = bnxt_open_nic(bp, true, false); 444c0c050c5SMichael Chan if ((!rc) && BNXT_PF(bp)) { 445c0c050c5SMichael Chan /* TODO CHIMP_FW: Send message to all VF's 446c0c050c5SMichael Chan * to renable 447c0c050c5SMichael Chan */ 448c0c050c5SMichael Chan } 449c0c050c5SMichael Chan } 450c0c050c5SMichael Chan 451c0c050c5SMichael Chan return rc; 452c0c050c5SMichael Chan } 453c0c050c5SMichael Chan 454c0c050c5SMichael Chan #ifdef CONFIG_RFS_ACCEL 455c0c050c5SMichael Chan static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd, 456c0c050c5SMichael Chan u32 *rule_locs) 457c0c050c5SMichael Chan { 458c0c050c5SMichael Chan int i, j = 0; 459c0c050c5SMichael Chan 460c0c050c5SMichael Chan cmd->data = bp->ntp_fltr_count; 461c0c050c5SMichael Chan for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { 462c0c050c5SMichael Chan struct hlist_head *head; 463c0c050c5SMichael Chan struct bnxt_ntuple_filter *fltr; 464c0c050c5SMichael Chan 465c0c050c5SMichael Chan head = &bp->ntp_fltr_hash_tbl[i]; 466c0c050c5SMichael Chan rcu_read_lock(); 467c0c050c5SMichael Chan hlist_for_each_entry_rcu(fltr, head, hash) { 468c0c050c5SMichael Chan if (j == cmd->rule_cnt) 469c0c050c5SMichael Chan break; 470c0c050c5SMichael Chan rule_locs[j++] = fltr->sw_id; 471c0c050c5SMichael Chan } 472c0c050c5SMichael Chan rcu_read_unlock(); 473c0c050c5SMichael Chan if (j == cmd->rule_cnt) 474c0c050c5SMichael Chan break; 475c0c050c5SMichael Chan } 476c0c050c5SMichael Chan cmd->rule_cnt = j; 477c0c050c5SMichael Chan return 0; 478c0c050c5SMichael Chan } 479c0c050c5SMichael Chan 480c0c050c5SMichael Chan static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd) 481c0c050c5SMichael Chan { 482c0c050c5SMichael Chan struct ethtool_rx_flow_spec *fs = 483c0c050c5SMichael Chan (struct ethtool_rx_flow_spec *)&cmd->fs; 484c0c050c5SMichael Chan struct bnxt_ntuple_filter *fltr; 485c0c050c5SMichael Chan struct flow_keys *fkeys; 486c0c050c5SMichael Chan int i, rc = -EINVAL; 487c0c050c5SMichael Chan 488c0c050c5SMichael Chan if (fs->location < 0 || fs->location >= BNXT_NTP_FLTR_MAX_FLTR) 489c0c050c5SMichael Chan return rc; 490c0c050c5SMichael Chan 491c0c050c5SMichael Chan for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { 492c0c050c5SMichael Chan struct hlist_head *head; 493c0c050c5SMichael Chan 494c0c050c5SMichael Chan head = &bp->ntp_fltr_hash_tbl[i]; 495c0c050c5SMichael Chan rcu_read_lock(); 496c0c050c5SMichael Chan hlist_for_each_entry_rcu(fltr, head, hash) { 497c0c050c5SMichael Chan if (fltr->sw_id == fs->location) 498c0c050c5SMichael Chan goto fltr_found; 499c0c050c5SMichael Chan } 500c0c050c5SMichael Chan rcu_read_unlock(); 501c0c050c5SMichael Chan } 502c0c050c5SMichael Chan return rc; 503c0c050c5SMichael Chan 504c0c050c5SMichael Chan fltr_found: 505c0c050c5SMichael Chan fkeys = &fltr->fkeys; 506c0c050c5SMichael Chan if (fkeys->basic.ip_proto == IPPROTO_TCP) 507c0c050c5SMichael Chan fs->flow_type = TCP_V4_FLOW; 508c0c050c5SMichael Chan else if (fkeys->basic.ip_proto == IPPROTO_UDP) 509c0c050c5SMichael Chan fs->flow_type = UDP_V4_FLOW; 510c0c050c5SMichael Chan else 511c0c050c5SMichael Chan goto fltr_err; 512c0c050c5SMichael Chan 513c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src; 514c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0); 515c0c050c5SMichael Chan 516c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst; 517c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0); 518c0c050c5SMichael Chan 519c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src; 520c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0); 521c0c050c5SMichael Chan 522c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst; 523c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0); 524c0c050c5SMichael Chan 525c0c050c5SMichael Chan fs->ring_cookie = fltr->rxq; 526c0c050c5SMichael Chan rc = 0; 527c0c050c5SMichael Chan 528c0c050c5SMichael Chan fltr_err: 529c0c050c5SMichael Chan rcu_read_unlock(); 530c0c050c5SMichael Chan 531c0c050c5SMichael Chan return rc; 532c0c050c5SMichael Chan } 533c0c050c5SMichael Chan 534c0c050c5SMichael Chan static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, 535c0c050c5SMichael Chan u32 *rule_locs) 536c0c050c5SMichael Chan { 537c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 538c0c050c5SMichael Chan int rc = 0; 539c0c050c5SMichael Chan 540c0c050c5SMichael Chan switch (cmd->cmd) { 541c0c050c5SMichael Chan case ETHTOOL_GRXRINGS: 542c0c050c5SMichael Chan cmd->data = bp->rx_nr_rings; 543c0c050c5SMichael Chan break; 544c0c050c5SMichael Chan 545c0c050c5SMichael Chan case ETHTOOL_GRXCLSRLCNT: 546c0c050c5SMichael Chan cmd->rule_cnt = bp->ntp_fltr_count; 547c0c050c5SMichael Chan cmd->data = BNXT_NTP_FLTR_MAX_FLTR; 548c0c050c5SMichael Chan break; 549c0c050c5SMichael Chan 550c0c050c5SMichael Chan case ETHTOOL_GRXCLSRLALL: 551c0c050c5SMichael Chan rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs); 552c0c050c5SMichael Chan break; 553c0c050c5SMichael Chan 554c0c050c5SMichael Chan case ETHTOOL_GRXCLSRULE: 555c0c050c5SMichael Chan rc = bnxt_grxclsrule(bp, cmd); 556c0c050c5SMichael Chan break; 557c0c050c5SMichael Chan 558c0c050c5SMichael Chan default: 559c0c050c5SMichael Chan rc = -EOPNOTSUPP; 560c0c050c5SMichael Chan break; 561c0c050c5SMichael Chan } 562c0c050c5SMichael Chan 563c0c050c5SMichael Chan return rc; 564c0c050c5SMichael Chan } 565c0c050c5SMichael Chan #endif 566c0c050c5SMichael Chan 567c0c050c5SMichael Chan static u32 bnxt_get_rxfh_indir_size(struct net_device *dev) 568c0c050c5SMichael Chan { 569c0c050c5SMichael Chan return HW_HASH_INDEX_SIZE; 570c0c050c5SMichael Chan } 571c0c050c5SMichael Chan 572c0c050c5SMichael Chan static u32 bnxt_get_rxfh_key_size(struct net_device *dev) 573c0c050c5SMichael Chan { 574c0c050c5SMichael Chan return HW_HASH_KEY_SIZE; 575c0c050c5SMichael Chan } 576c0c050c5SMichael Chan 577c0c050c5SMichael Chan static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, 578c0c050c5SMichael Chan u8 *hfunc) 579c0c050c5SMichael Chan { 580c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 581c0c050c5SMichael Chan struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; 582c0c050c5SMichael Chan int i = 0; 583c0c050c5SMichael Chan 584c0c050c5SMichael Chan if (hfunc) 585c0c050c5SMichael Chan *hfunc = ETH_RSS_HASH_TOP; 586c0c050c5SMichael Chan 587c0c050c5SMichael Chan if (indir) 588c0c050c5SMichael Chan for (i = 0; i < HW_HASH_INDEX_SIZE; i++) 589c0c050c5SMichael Chan indir[i] = le16_to_cpu(vnic->rss_table[i]); 590c0c050c5SMichael Chan 591c0c050c5SMichael Chan if (key) 592c0c050c5SMichael Chan memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE); 593c0c050c5SMichael Chan 594c0c050c5SMichael Chan return 0; 595c0c050c5SMichael Chan } 596c0c050c5SMichael Chan 597c0c050c5SMichael Chan static void bnxt_get_drvinfo(struct net_device *dev, 598c0c050c5SMichael Chan struct ethtool_drvinfo *info) 599c0c050c5SMichael Chan { 600c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 6013ebf6f0aSRob Swindell char *pkglog; 6023ebf6f0aSRob Swindell char *pkgver = NULL; 603c0c050c5SMichael Chan 6043ebf6f0aSRob Swindell pkglog = kmalloc(BNX_PKG_LOG_MAX_LENGTH, GFP_KERNEL); 6053ebf6f0aSRob Swindell if (pkglog) 6063ebf6f0aSRob Swindell pkgver = bnxt_get_pkgver(dev, pkglog, BNX_PKG_LOG_MAX_LENGTH); 607c0c050c5SMichael Chan strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver)); 608c0c050c5SMichael Chan strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version)); 6093ebf6f0aSRob Swindell if (pkgver && *pkgver != 0 && isdigit(*pkgver)) 6103ebf6f0aSRob Swindell snprintf(info->fw_version, sizeof(info->fw_version) - 1, 6113ebf6f0aSRob Swindell "%s pkg %s", bp->fw_ver_str, pkgver); 6123ebf6f0aSRob Swindell else 6133ebf6f0aSRob Swindell strlcpy(info->fw_version, bp->fw_ver_str, 6143ebf6f0aSRob Swindell sizeof(info->fw_version)); 615c0c050c5SMichael Chan strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info)); 616c0c050c5SMichael Chan info->n_stats = BNXT_NUM_STATS * bp->cp_nr_rings; 617c0c050c5SMichael Chan info->testinfo_len = BNXT_NUM_TESTS(bp); 618c0c050c5SMichael Chan /* TODO CHIMP_FW: eeprom dump details */ 619c0c050c5SMichael Chan info->eedump_len = 0; 620c0c050c5SMichael Chan /* TODO CHIMP FW: reg dump details */ 621c0c050c5SMichael Chan info->regdump_len = 0; 6223ebf6f0aSRob Swindell kfree(pkglog); 623c0c050c5SMichael Chan } 624c0c050c5SMichael Chan 625170ce013SMichael Chan u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause) 626c0c050c5SMichael Chan { 627c0c050c5SMichael Chan u32 speed_mask = 0; 628c0c050c5SMichael Chan 629c0c050c5SMichael Chan /* TODO: support 25GB, 40GB, 50GB with different cable type */ 630c0c050c5SMichael Chan /* set the advertised speeds */ 631c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB) 632c0c050c5SMichael Chan speed_mask |= ADVERTISED_100baseT_Full; 633c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB) 634c0c050c5SMichael Chan speed_mask |= ADVERTISED_1000baseT_Full; 635c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB) 636c0c050c5SMichael Chan speed_mask |= ADVERTISED_2500baseX_Full; 637c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB) 638c0c050c5SMichael Chan speed_mask |= ADVERTISED_10000baseT_Full; 639c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB) 6401c49c421SMichael Chan speed_mask |= ADVERTISED_40000baseCR4_Full; 64127c4d578SMichael Chan 64227c4d578SMichael Chan if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH) 64327c4d578SMichael Chan speed_mask |= ADVERTISED_Pause; 64427c4d578SMichael Chan else if (fw_pause & BNXT_LINK_PAUSE_TX) 64527c4d578SMichael Chan speed_mask |= ADVERTISED_Asym_Pause; 64627c4d578SMichael Chan else if (fw_pause & BNXT_LINK_PAUSE_RX) 64727c4d578SMichael Chan speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; 64827c4d578SMichael Chan 649c0c050c5SMichael Chan return speed_mask; 650c0c050c5SMichael Chan } 651c0c050c5SMichael Chan 65200c04a92SMichael Chan #define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\ 65300c04a92SMichael Chan { \ 65400c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB) \ 65500c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 65600c04a92SMichael Chan 100baseT_Full); \ 65700c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB) \ 65800c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 65900c04a92SMichael Chan 1000baseT_Full); \ 66000c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB) \ 66100c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 66200c04a92SMichael Chan 10000baseT_Full); \ 66300c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB) \ 66400c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 66500c04a92SMichael Chan 25000baseCR_Full); \ 66600c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB) \ 66700c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 66800c04a92SMichael Chan 40000baseCR4_Full);\ 66900c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB) \ 67000c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 67100c04a92SMichael Chan 50000baseCR2_Full);\ 67200c04a92SMichael Chan if ((fw_pause) & BNXT_LINK_PAUSE_RX) { \ 67300c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 67400c04a92SMichael Chan Pause); \ 67500c04a92SMichael Chan if (!((fw_pause) & BNXT_LINK_PAUSE_TX)) \ 67600c04a92SMichael Chan ethtool_link_ksettings_add_link_mode( \ 67700c04a92SMichael Chan lk_ksettings, name, Asym_Pause);\ 67800c04a92SMichael Chan } else if ((fw_pause) & BNXT_LINK_PAUSE_TX) { \ 67900c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 68000c04a92SMichael Chan Asym_Pause); \ 68100c04a92SMichael Chan } \ 68200c04a92SMichael Chan } 68300c04a92SMichael Chan 68400c04a92SMichael Chan #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name) \ 68500c04a92SMichael Chan { \ 68600c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 68700c04a92SMichael Chan 100baseT_Full) || \ 68800c04a92SMichael Chan ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 68900c04a92SMichael Chan 100baseT_Half)) \ 69000c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB; \ 69100c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 69200c04a92SMichael Chan 1000baseT_Full) || \ 69300c04a92SMichael Chan ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 69400c04a92SMichael Chan 1000baseT_Half)) \ 69500c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB; \ 69600c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 69700c04a92SMichael Chan 10000baseT_Full)) \ 69800c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB; \ 69900c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 70000c04a92SMichael Chan 25000baseCR_Full)) \ 70100c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB; \ 70200c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 70300c04a92SMichael Chan 40000baseCR4_Full)) \ 70400c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB; \ 70500c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 70600c04a92SMichael Chan 50000baseCR2_Full)) \ 70700c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB; \ 70800c04a92SMichael Chan } 70900c04a92SMichael Chan 71000c04a92SMichael Chan static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info, 71100c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 71227c4d578SMichael Chan { 71327c4d578SMichael Chan u16 fw_speeds = link_info->auto_link_speeds; 71427c4d578SMichael Chan u8 fw_pause = 0; 71527c4d578SMichael Chan 71627c4d578SMichael Chan if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 71727c4d578SMichael Chan fw_pause = link_info->auto_pause_setting; 71827c4d578SMichael Chan 71900c04a92SMichael Chan BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising); 72027c4d578SMichael Chan } 72127c4d578SMichael Chan 72200c04a92SMichael Chan static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info, 72300c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 7243277360eSMichael Chan { 7253277360eSMichael Chan u16 fw_speeds = link_info->lp_auto_link_speeds; 7263277360eSMichael Chan u8 fw_pause = 0; 7273277360eSMichael Chan 7283277360eSMichael Chan if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 7293277360eSMichael Chan fw_pause = link_info->lp_pause; 7303277360eSMichael Chan 73100c04a92SMichael Chan BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, 73200c04a92SMichael Chan lp_advertising); 7333277360eSMichael Chan } 7343277360eSMichael Chan 73500c04a92SMichael Chan static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info, 73600c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 7374b32caccSMichael Chan { 7384b32caccSMichael Chan u16 fw_speeds = link_info->support_speeds; 7394b32caccSMichael Chan 74000c04a92SMichael Chan BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported); 7414b32caccSMichael Chan 74200c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause); 74300c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 74400c04a92SMichael Chan Asym_Pause); 74593ed8117SMichael Chan 74600c04a92SMichael Chan if (link_info->support_auto_speeds) 74700c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 74800c04a92SMichael Chan Autoneg); 74993ed8117SMichael Chan } 75093ed8117SMichael Chan 751c0c050c5SMichael Chan u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed) 752c0c050c5SMichael Chan { 753c0c050c5SMichael Chan switch (fw_link_speed) { 754c0c050c5SMichael Chan case BNXT_LINK_SPEED_100MB: 755c0c050c5SMichael Chan return SPEED_100; 756c0c050c5SMichael Chan case BNXT_LINK_SPEED_1GB: 757c0c050c5SMichael Chan return SPEED_1000; 758c0c050c5SMichael Chan case BNXT_LINK_SPEED_2_5GB: 759c0c050c5SMichael Chan return SPEED_2500; 760c0c050c5SMichael Chan case BNXT_LINK_SPEED_10GB: 761c0c050c5SMichael Chan return SPEED_10000; 762c0c050c5SMichael Chan case BNXT_LINK_SPEED_20GB: 763c0c050c5SMichael Chan return SPEED_20000; 764c0c050c5SMichael Chan case BNXT_LINK_SPEED_25GB: 765c0c050c5SMichael Chan return SPEED_25000; 766c0c050c5SMichael Chan case BNXT_LINK_SPEED_40GB: 767c0c050c5SMichael Chan return SPEED_40000; 768c0c050c5SMichael Chan case BNXT_LINK_SPEED_50GB: 769c0c050c5SMichael Chan return SPEED_50000; 770c0c050c5SMichael Chan default: 771c0c050c5SMichael Chan return SPEED_UNKNOWN; 772c0c050c5SMichael Chan } 773c0c050c5SMichael Chan } 774c0c050c5SMichael Chan 77500c04a92SMichael Chan static int bnxt_get_link_ksettings(struct net_device *dev, 77600c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 777c0c050c5SMichael Chan { 778c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 779c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 78000c04a92SMichael Chan struct ethtool_link_settings *base = &lk_ksettings->base; 78100c04a92SMichael Chan u32 ethtool_speed; 782c0c050c5SMichael Chan 78300c04a92SMichael Chan ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported); 78400c04a92SMichael Chan bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings); 785c0c050c5SMichael Chan 78600c04a92SMichael Chan ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising); 787b763499eSMichael Chan if (link_info->autoneg) { 78800c04a92SMichael Chan bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings); 78900c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, 79000c04a92SMichael Chan advertising, Autoneg); 79100c04a92SMichael Chan base->autoneg = AUTONEG_ENABLE; 7923277360eSMichael Chan if (link_info->phy_link_status == BNXT_LINK_LINK) 79300c04a92SMichael Chan bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings); 79429c262feSMichael Chan ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed); 79529c262feSMichael Chan if (!netif_carrier_ok(dev)) 79600c04a92SMichael Chan base->duplex = DUPLEX_UNKNOWN; 79729c262feSMichael Chan else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL) 79800c04a92SMichael Chan base->duplex = DUPLEX_FULL; 79929c262feSMichael Chan else 80000c04a92SMichael Chan base->duplex = DUPLEX_HALF; 801c0c050c5SMichael Chan } else { 80200c04a92SMichael Chan base->autoneg = AUTONEG_DISABLE; 80329c262feSMichael Chan ethtool_speed = 80429c262feSMichael Chan bnxt_fw_to_ethtool_speed(link_info->req_link_speed); 80500c04a92SMichael Chan base->duplex = DUPLEX_HALF; 80629c262feSMichael Chan if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL) 80700c04a92SMichael Chan base->duplex = DUPLEX_FULL; 808c0c050c5SMichael Chan } 80900c04a92SMichael Chan base->speed = ethtool_speed; 810c0c050c5SMichael Chan 81100c04a92SMichael Chan base->port = PORT_NONE; 812c0c050c5SMichael Chan if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { 81300c04a92SMichael Chan base->port = PORT_TP; 81400c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 81500c04a92SMichael Chan TP); 81600c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising, 81700c04a92SMichael Chan TP); 818c0c050c5SMichael Chan } else { 81900c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 82000c04a92SMichael Chan FIBRE); 82100c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising, 82200c04a92SMichael Chan FIBRE); 823c0c050c5SMichael Chan 824c0c050c5SMichael Chan if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC) 82500c04a92SMichael Chan base->port = PORT_DA; 826c0c050c5SMichael Chan else if (link_info->media_type == 827c0c050c5SMichael Chan PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE) 82800c04a92SMichael Chan base->port = PORT_FIBRE; 829c0c050c5SMichael Chan } 83000c04a92SMichael Chan base->phy_address = link_info->phy_addr; 831c0c050c5SMichael Chan 832c0c050c5SMichael Chan return 0; 833c0c050c5SMichael Chan } 834c0c050c5SMichael Chan 835c0c050c5SMichael Chan static u32 bnxt_get_fw_speed(struct net_device *dev, u16 ethtool_speed) 836c0c050c5SMichael Chan { 8379d9cee08SMichael Chan struct bnxt *bp = netdev_priv(dev); 8389d9cee08SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 8399d9cee08SMichael Chan u16 support_spds = link_info->support_speeds; 8409d9cee08SMichael Chan u32 fw_speed = 0; 8419d9cee08SMichael Chan 842c0c050c5SMichael Chan switch (ethtool_speed) { 843c0c050c5SMichael Chan case SPEED_100: 8449d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_100MB) 8459d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB; 8469d9cee08SMichael Chan break; 847c0c050c5SMichael Chan case SPEED_1000: 8489d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_1GB) 8499d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB; 8509d9cee08SMichael Chan break; 851c0c050c5SMichael Chan case SPEED_2500: 8529d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB) 8539d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB; 8549d9cee08SMichael Chan break; 855c0c050c5SMichael Chan case SPEED_10000: 8569d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_10GB) 8579d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB; 8589d9cee08SMichael Chan break; 859c0c050c5SMichael Chan case SPEED_20000: 8609d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_20GB) 8619d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB; 8629d9cee08SMichael Chan break; 863c0c050c5SMichael Chan case SPEED_25000: 8649d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_25GB) 8659d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB; 8669d9cee08SMichael Chan break; 867c0c050c5SMichael Chan case SPEED_40000: 8689d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_40GB) 8699d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB; 8709d9cee08SMichael Chan break; 871c0c050c5SMichael Chan case SPEED_50000: 8729d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_50GB) 8739d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB; 8749d9cee08SMichael Chan break; 875c0c050c5SMichael Chan default: 876c0c050c5SMichael Chan netdev_err(dev, "unsupported speed!\n"); 877c0c050c5SMichael Chan break; 878c0c050c5SMichael Chan } 8799d9cee08SMichael Chan return fw_speed; 880c0c050c5SMichael Chan } 881c0c050c5SMichael Chan 882939f7f0cSMichael Chan u16 bnxt_get_fw_auto_link_speeds(u32 advertising) 883c0c050c5SMichael Chan { 884c0c050c5SMichael Chan u16 fw_speed_mask = 0; 885c0c050c5SMichael Chan 886c0c050c5SMichael Chan /* only support autoneg at speed 100, 1000, and 10000 */ 887c0c050c5SMichael Chan if (advertising & (ADVERTISED_100baseT_Full | 888c0c050c5SMichael Chan ADVERTISED_100baseT_Half)) { 889c0c050c5SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB; 890c0c050c5SMichael Chan } 891c0c050c5SMichael Chan if (advertising & (ADVERTISED_1000baseT_Full | 892c0c050c5SMichael Chan ADVERTISED_1000baseT_Half)) { 893c0c050c5SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB; 894c0c050c5SMichael Chan } 895c0c050c5SMichael Chan if (advertising & ADVERTISED_10000baseT_Full) 896c0c050c5SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB; 897c0c050c5SMichael Chan 8981c49c421SMichael Chan if (advertising & ADVERTISED_40000baseCR4_Full) 8991c49c421SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB; 9001c49c421SMichael Chan 901c0c050c5SMichael Chan return fw_speed_mask; 902c0c050c5SMichael Chan } 903c0c050c5SMichael Chan 90400c04a92SMichael Chan static int bnxt_set_link_ksettings(struct net_device *dev, 90500c04a92SMichael Chan const struct ethtool_link_ksettings *lk_ksettings) 906c0c050c5SMichael Chan { 907c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 908c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 90900c04a92SMichael Chan const struct ethtool_link_settings *base = &lk_ksettings->base; 910c0c050c5SMichael Chan u32 speed, fw_advertising = 0; 911c0c050c5SMichael Chan bool set_pause = false; 91200c04a92SMichael Chan int rc = 0; 913c0c050c5SMichael Chan 914567b2abeSSatish Baddipadige if (!BNXT_SINGLE_PF(bp)) 91500c04a92SMichael Chan return -EOPNOTSUPP; 916c0c050c5SMichael Chan 91700c04a92SMichael Chan if (base->autoneg == AUTONEG_ENABLE) { 91800c04a92SMichael Chan BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings, 91900c04a92SMichael Chan advertising); 920c0c050c5SMichael Chan link_info->autoneg |= BNXT_AUTONEG_SPEED; 921c0c050c5SMichael Chan if (!fw_advertising) 92293ed8117SMichael Chan link_info->advertising = link_info->support_auto_speeds; 923c0c050c5SMichael Chan else 924c0c050c5SMichael Chan link_info->advertising = fw_advertising; 925c0c050c5SMichael Chan /* any change to autoneg will cause link change, therefore the 926c0c050c5SMichael Chan * driver should put back the original pause setting in autoneg 927c0c050c5SMichael Chan */ 928c0c050c5SMichael Chan set_pause = true; 929c0c050c5SMichael Chan } else { 9309d9cee08SMichael Chan u16 fw_speed; 93103efbec0SMichael Chan u8 phy_type = link_info->phy_type; 9329d9cee08SMichael Chan 93303efbec0SMichael Chan if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET || 93403efbec0SMichael Chan phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE || 93503efbec0SMichael Chan link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { 93603efbec0SMichael Chan netdev_err(dev, "10GBase-T devices must autoneg\n"); 93703efbec0SMichael Chan rc = -EINVAL; 93803efbec0SMichael Chan goto set_setting_exit; 93903efbec0SMichael Chan } 94000c04a92SMichael Chan if (base->duplex == DUPLEX_HALF) { 941c0c050c5SMichael Chan netdev_err(dev, "HALF DUPLEX is not supported!\n"); 942c0c050c5SMichael Chan rc = -EINVAL; 943c0c050c5SMichael Chan goto set_setting_exit; 944c0c050c5SMichael Chan } 94500c04a92SMichael Chan speed = base->speed; 9469d9cee08SMichael Chan fw_speed = bnxt_get_fw_speed(dev, speed); 9479d9cee08SMichael Chan if (!fw_speed) { 9489d9cee08SMichael Chan rc = -EINVAL; 9499d9cee08SMichael Chan goto set_setting_exit; 9509d9cee08SMichael Chan } 9519d9cee08SMichael Chan link_info->req_link_speed = fw_speed; 952c0c050c5SMichael Chan link_info->req_duplex = BNXT_LINK_DUPLEX_FULL; 953b763499eSMichael Chan link_info->autoneg = 0; 954c0c050c5SMichael Chan link_info->advertising = 0; 955c0c050c5SMichael Chan } 956c0c050c5SMichael Chan 957c0c050c5SMichael Chan if (netif_running(dev)) 958939f7f0cSMichael Chan rc = bnxt_hwrm_set_link_setting(bp, set_pause, false); 959c0c050c5SMichael Chan 960c0c050c5SMichael Chan set_setting_exit: 961c0c050c5SMichael Chan return rc; 962c0c050c5SMichael Chan } 963c0c050c5SMichael Chan 964c0c050c5SMichael Chan static void bnxt_get_pauseparam(struct net_device *dev, 965c0c050c5SMichael Chan struct ethtool_pauseparam *epause) 966c0c050c5SMichael Chan { 967c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 968c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 969c0c050c5SMichael Chan 970c0c050c5SMichael Chan if (BNXT_VF(bp)) 971c0c050c5SMichael Chan return; 972b763499eSMichael Chan epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL); 9733c02d1bbSMichael Chan epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX); 9743c02d1bbSMichael Chan epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); 975c0c050c5SMichael Chan } 976c0c050c5SMichael Chan 977c0c050c5SMichael Chan static int bnxt_set_pauseparam(struct net_device *dev, 978c0c050c5SMichael Chan struct ethtool_pauseparam *epause) 979c0c050c5SMichael Chan { 980c0c050c5SMichael Chan int rc = 0; 981c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 982c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 983c0c050c5SMichael Chan 984567b2abeSSatish Baddipadige if (!BNXT_SINGLE_PF(bp)) 98575362a3fSMichael Chan return -EOPNOTSUPP; 986c0c050c5SMichael Chan 987c0c050c5SMichael Chan if (epause->autoneg) { 988b763499eSMichael Chan if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) 989b763499eSMichael Chan return -EINVAL; 990b763499eSMichael Chan 991c0c050c5SMichael Chan link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL; 992c9ee9516SMichael Chan if (bp->hwrm_spec_code >= 0x10201) 993c9ee9516SMichael Chan link_info->req_flow_ctrl = 994c9ee9516SMichael Chan PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE; 995c0c050c5SMichael Chan } else { 996c0c050c5SMichael Chan /* when transition from auto pause to force pause, 997c0c050c5SMichael Chan * force a link change 998c0c050c5SMichael Chan */ 999c0c050c5SMichael Chan if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 1000c0c050c5SMichael Chan link_info->force_link_chng = true; 1001c0c050c5SMichael Chan link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL; 1002c9ee9516SMichael Chan link_info->req_flow_ctrl = 0; 1003c0c050c5SMichael Chan } 1004c0c050c5SMichael Chan if (epause->rx_pause) 1005c0c050c5SMichael Chan link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX; 1006c0c050c5SMichael Chan 1007c0c050c5SMichael Chan if (epause->tx_pause) 1008c0c050c5SMichael Chan link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX; 1009c0c050c5SMichael Chan 1010c0c050c5SMichael Chan if (netif_running(dev)) 1011c0c050c5SMichael Chan rc = bnxt_hwrm_set_pause(bp); 1012c0c050c5SMichael Chan return rc; 1013c0c050c5SMichael Chan } 1014c0c050c5SMichael Chan 1015c0c050c5SMichael Chan static u32 bnxt_get_link(struct net_device *dev) 1016c0c050c5SMichael Chan { 1017c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1018c0c050c5SMichael Chan 1019c0c050c5SMichael Chan /* TODO: handle MF, VF, driver close case */ 1020c0c050c5SMichael Chan return bp->link_info.link_up; 1021c0c050c5SMichael Chan } 1022c0c050c5SMichael Chan 1023c0c050c5SMichael Chan static int bnxt_flash_nvram(struct net_device *dev, 1024c0c050c5SMichael Chan u16 dir_type, 1025c0c050c5SMichael Chan u16 dir_ordinal, 1026c0c050c5SMichael Chan u16 dir_ext, 1027c0c050c5SMichael Chan u16 dir_attr, 1028c0c050c5SMichael Chan const u8 *data, 1029c0c050c5SMichael Chan size_t data_len) 1030c0c050c5SMichael Chan { 1031c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1032c0c050c5SMichael Chan int rc; 1033c0c050c5SMichael Chan struct hwrm_nvm_write_input req = {0}; 1034c0c050c5SMichael Chan dma_addr_t dma_handle; 1035c0c050c5SMichael Chan u8 *kmem; 1036c0c050c5SMichael Chan 1037c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1); 1038c0c050c5SMichael Chan 1039c0c050c5SMichael Chan req.dir_type = cpu_to_le16(dir_type); 1040c0c050c5SMichael Chan req.dir_ordinal = cpu_to_le16(dir_ordinal); 1041c0c050c5SMichael Chan req.dir_ext = cpu_to_le16(dir_ext); 1042c0c050c5SMichael Chan req.dir_attr = cpu_to_le16(dir_attr); 1043c0c050c5SMichael Chan req.dir_data_length = cpu_to_le32(data_len); 1044c0c050c5SMichael Chan 1045c0c050c5SMichael Chan kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle, 1046c0c050c5SMichael Chan GFP_KERNEL); 1047c0c050c5SMichael Chan if (!kmem) { 1048c0c050c5SMichael Chan netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1049c0c050c5SMichael Chan (unsigned)data_len); 1050c0c050c5SMichael Chan return -ENOMEM; 1051c0c050c5SMichael Chan } 1052c0c050c5SMichael Chan memcpy(kmem, data, data_len); 1053c0c050c5SMichael Chan req.host_src_addr = cpu_to_le64(dma_handle); 1054c0c050c5SMichael Chan 1055c0c050c5SMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT); 1056c0c050c5SMichael Chan dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle); 1057c0c050c5SMichael Chan 1058c0c050c5SMichael Chan return rc; 1059c0c050c5SMichael Chan } 1060c0c050c5SMichael Chan 1061d2d6318cSRob Swindell static int bnxt_firmware_reset(struct net_device *dev, 1062d2d6318cSRob Swindell u16 dir_type) 1063d2d6318cSRob Swindell { 1064d2d6318cSRob Swindell struct bnxt *bp = netdev_priv(dev); 1065d2d6318cSRob Swindell struct hwrm_fw_reset_input req = {0}; 1066d2d6318cSRob Swindell 1067d2d6318cSRob Swindell bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1); 1068d2d6318cSRob Swindell 1069d2d6318cSRob Swindell /* TODO: Support ASAP ChiMP self-reset (e.g. upon PF driver unload) */ 1070d2d6318cSRob Swindell /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */ 1071d2d6318cSRob Swindell /* (e.g. when firmware isn't already running) */ 1072d2d6318cSRob Swindell switch (dir_type) { 1073d2d6318cSRob Swindell case BNX_DIR_TYPE_CHIMP_PATCH: 1074d2d6318cSRob Swindell case BNX_DIR_TYPE_BOOTCODE: 1075d2d6318cSRob Swindell case BNX_DIR_TYPE_BOOTCODE_2: 1076d2d6318cSRob Swindell req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT; 1077d2d6318cSRob Swindell /* Self-reset ChiMP upon next PCIe reset: */ 1078d2d6318cSRob Swindell req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; 1079d2d6318cSRob Swindell break; 1080d2d6318cSRob Swindell case BNX_DIR_TYPE_APE_FW: 1081d2d6318cSRob Swindell case BNX_DIR_TYPE_APE_PATCH: 1082d2d6318cSRob Swindell req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT; 108308141e0bSRob Swindell /* Self-reset APE upon next PCIe reset: */ 108408141e0bSRob Swindell req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; 1085d2d6318cSRob Swindell break; 1086d2d6318cSRob Swindell case BNX_DIR_TYPE_KONG_FW: 1087d2d6318cSRob Swindell case BNX_DIR_TYPE_KONG_PATCH: 1088d2d6318cSRob Swindell req.embedded_proc_type = 1089d2d6318cSRob Swindell FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL; 1090d2d6318cSRob Swindell break; 1091d2d6318cSRob Swindell case BNX_DIR_TYPE_BONO_FW: 1092d2d6318cSRob Swindell case BNX_DIR_TYPE_BONO_PATCH: 1093d2d6318cSRob Swindell req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE; 1094d2d6318cSRob Swindell break; 1095d2d6318cSRob Swindell default: 1096d2d6318cSRob Swindell return -EINVAL; 1097d2d6318cSRob Swindell } 1098d2d6318cSRob Swindell 1099d2d6318cSRob Swindell return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1100d2d6318cSRob Swindell } 1101d2d6318cSRob Swindell 1102c0c050c5SMichael Chan static int bnxt_flash_firmware(struct net_device *dev, 1103c0c050c5SMichael Chan u16 dir_type, 1104c0c050c5SMichael Chan const u8 *fw_data, 1105c0c050c5SMichael Chan size_t fw_size) 1106c0c050c5SMichael Chan { 1107c0c050c5SMichael Chan int rc = 0; 1108c0c050c5SMichael Chan u16 code_type; 1109c0c050c5SMichael Chan u32 stored_crc; 1110c0c050c5SMichael Chan u32 calculated_crc; 1111c0c050c5SMichael Chan struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data; 1112c0c050c5SMichael Chan 1113c0c050c5SMichael Chan switch (dir_type) { 1114c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE: 1115c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE_2: 1116c0c050c5SMichael Chan code_type = CODE_BOOT; 1117c0c050c5SMichael Chan break; 111893e0b4feSRob Swindell case BNX_DIR_TYPE_CHIMP_PATCH: 111993e0b4feSRob Swindell code_type = CODE_CHIMP_PATCH; 112093e0b4feSRob Swindell break; 11212731d70fSRob Swindell case BNX_DIR_TYPE_APE_FW: 11222731d70fSRob Swindell code_type = CODE_MCTP_PASSTHRU; 11232731d70fSRob Swindell break; 112493e0b4feSRob Swindell case BNX_DIR_TYPE_APE_PATCH: 112593e0b4feSRob Swindell code_type = CODE_APE_PATCH; 112693e0b4feSRob Swindell break; 112793e0b4feSRob Swindell case BNX_DIR_TYPE_KONG_FW: 112893e0b4feSRob Swindell code_type = CODE_KONG_FW; 112993e0b4feSRob Swindell break; 113093e0b4feSRob Swindell case BNX_DIR_TYPE_KONG_PATCH: 113193e0b4feSRob Swindell code_type = CODE_KONG_PATCH; 113293e0b4feSRob Swindell break; 113393e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_FW: 113493e0b4feSRob Swindell code_type = CODE_BONO_FW; 113593e0b4feSRob Swindell break; 113693e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_PATCH: 113793e0b4feSRob Swindell code_type = CODE_BONO_PATCH; 113893e0b4feSRob Swindell break; 1139c0c050c5SMichael Chan default: 1140c0c050c5SMichael Chan netdev_err(dev, "Unsupported directory entry type: %u\n", 1141c0c050c5SMichael Chan dir_type); 1142c0c050c5SMichael Chan return -EINVAL; 1143c0c050c5SMichael Chan } 1144c0c050c5SMichael Chan if (fw_size < sizeof(struct bnxt_fw_header)) { 1145c0c050c5SMichael Chan netdev_err(dev, "Invalid firmware file size: %u\n", 1146c0c050c5SMichael Chan (unsigned int)fw_size); 1147c0c050c5SMichael Chan return -EINVAL; 1148c0c050c5SMichael Chan } 1149c0c050c5SMichael Chan if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) { 1150c0c050c5SMichael Chan netdev_err(dev, "Invalid firmware signature: %08X\n", 1151c0c050c5SMichael Chan le32_to_cpu(header->signature)); 1152c0c050c5SMichael Chan return -EINVAL; 1153c0c050c5SMichael Chan } 1154c0c050c5SMichael Chan if (header->code_type != code_type) { 1155c0c050c5SMichael Chan netdev_err(dev, "Expected firmware type: %d, read: %d\n", 1156c0c050c5SMichael Chan code_type, header->code_type); 1157c0c050c5SMichael Chan return -EINVAL; 1158c0c050c5SMichael Chan } 1159c0c050c5SMichael Chan if (header->device != DEVICE_CUMULUS_FAMILY) { 1160c0c050c5SMichael Chan netdev_err(dev, "Expected firmware device family %d, read: %d\n", 1161c0c050c5SMichael Chan DEVICE_CUMULUS_FAMILY, header->device); 1162c0c050c5SMichael Chan return -EINVAL; 1163c0c050c5SMichael Chan } 1164c0c050c5SMichael Chan /* Confirm the CRC32 checksum of the file: */ 1165c0c050c5SMichael Chan stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size - 1166c0c050c5SMichael Chan sizeof(stored_crc))); 1167c0c050c5SMichael Chan calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc)); 1168c0c050c5SMichael Chan if (calculated_crc != stored_crc) { 1169c0c050c5SMichael Chan netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n", 1170c0c050c5SMichael Chan (unsigned long)stored_crc, 1171c0c050c5SMichael Chan (unsigned long)calculated_crc); 1172c0c050c5SMichael Chan return -EINVAL; 1173c0c050c5SMichael Chan } 1174c0c050c5SMichael Chan /* TODO: Validate digital signature (RSA-encrypted SHA-256 hash) here */ 1175c0c050c5SMichael Chan rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1176c0c050c5SMichael Chan 0, 0, fw_data, fw_size); 1177d2d6318cSRob Swindell if (rc == 0) /* Firmware update successful */ 1178d2d6318cSRob Swindell rc = bnxt_firmware_reset(dev, dir_type); 1179d2d6318cSRob Swindell 1180c0c050c5SMichael Chan return rc; 1181c0c050c5SMichael Chan } 1182c0c050c5SMichael Chan 1183c0c050c5SMichael Chan static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type) 1184c0c050c5SMichael Chan { 1185c0c050c5SMichael Chan switch (dir_type) { 1186c0c050c5SMichael Chan case BNX_DIR_TYPE_CHIMP_PATCH: 1187c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE: 1188c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE_2: 1189c0c050c5SMichael Chan case BNX_DIR_TYPE_APE_FW: 1190c0c050c5SMichael Chan case BNX_DIR_TYPE_APE_PATCH: 1191c0c050c5SMichael Chan case BNX_DIR_TYPE_KONG_FW: 1192c0c050c5SMichael Chan case BNX_DIR_TYPE_KONG_PATCH: 119393e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_FW: 119493e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_PATCH: 1195c0c050c5SMichael Chan return true; 1196c0c050c5SMichael Chan } 1197c0c050c5SMichael Chan 1198c0c050c5SMichael Chan return false; 1199c0c050c5SMichael Chan } 1200c0c050c5SMichael Chan 1201c0c050c5SMichael Chan static bool bnxt_dir_type_is_unprotected_exec_format(u16 dir_type) 1202c0c050c5SMichael Chan { 1203c0c050c5SMichael Chan switch (dir_type) { 1204c0c050c5SMichael Chan case BNX_DIR_TYPE_AVS: 1205c0c050c5SMichael Chan case BNX_DIR_TYPE_EXP_ROM_MBA: 1206c0c050c5SMichael Chan case BNX_DIR_TYPE_PCIE: 1207c0c050c5SMichael Chan case BNX_DIR_TYPE_TSCF_UCODE: 1208c0c050c5SMichael Chan case BNX_DIR_TYPE_EXT_PHY: 1209c0c050c5SMichael Chan case BNX_DIR_TYPE_CCM: 1210c0c050c5SMichael Chan case BNX_DIR_TYPE_ISCSI_BOOT: 1211c0c050c5SMichael Chan case BNX_DIR_TYPE_ISCSI_BOOT_IPV6: 1212c0c050c5SMichael Chan case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6: 1213c0c050c5SMichael Chan return true; 1214c0c050c5SMichael Chan } 1215c0c050c5SMichael Chan 1216c0c050c5SMichael Chan return false; 1217c0c050c5SMichael Chan } 1218c0c050c5SMichael Chan 1219c0c050c5SMichael Chan static bool bnxt_dir_type_is_executable(u16 dir_type) 1220c0c050c5SMichael Chan { 1221c0c050c5SMichael Chan return bnxt_dir_type_is_ape_bin_format(dir_type) || 1222c0c050c5SMichael Chan bnxt_dir_type_is_unprotected_exec_format(dir_type); 1223c0c050c5SMichael Chan } 1224c0c050c5SMichael Chan 1225c0c050c5SMichael Chan static int bnxt_flash_firmware_from_file(struct net_device *dev, 1226c0c050c5SMichael Chan u16 dir_type, 1227c0c050c5SMichael Chan const char *filename) 1228c0c050c5SMichael Chan { 1229c0c050c5SMichael Chan const struct firmware *fw; 1230c0c050c5SMichael Chan int rc; 1231c0c050c5SMichael Chan 1232a4c36347SRob Swindell if (dir_type != BNX_DIR_TYPE_UPDATE && 1233a4c36347SRob Swindell bnxt_dir_type_is_executable(dir_type) == false) 1234c0c050c5SMichael Chan return -EINVAL; 1235c0c050c5SMichael Chan 1236c0c050c5SMichael Chan rc = request_firmware(&fw, filename, &dev->dev); 1237c0c050c5SMichael Chan if (rc != 0) { 1238c0c050c5SMichael Chan netdev_err(dev, "Error %d requesting firmware file: %s\n", 1239c0c050c5SMichael Chan rc, filename); 1240c0c050c5SMichael Chan return rc; 1241c0c050c5SMichael Chan } 1242c0c050c5SMichael Chan if (bnxt_dir_type_is_ape_bin_format(dir_type) == true) 1243c0c050c5SMichael Chan rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size); 1244c0c050c5SMichael Chan else 1245c0c050c5SMichael Chan rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1246c0c050c5SMichael Chan 0, 0, fw->data, fw->size); 1247c0c050c5SMichael Chan release_firmware(fw); 1248c0c050c5SMichael Chan return rc; 1249c0c050c5SMichael Chan } 1250c0c050c5SMichael Chan 1251c0c050c5SMichael Chan static int bnxt_flash_package_from_file(struct net_device *dev, 1252c0c050c5SMichael Chan char *filename) 1253c0c050c5SMichael Chan { 1254c0c050c5SMichael Chan netdev_err(dev, "packages are not yet supported\n"); 1255c0c050c5SMichael Chan return -EINVAL; 1256c0c050c5SMichael Chan } 1257c0c050c5SMichael Chan 1258c0c050c5SMichael Chan static int bnxt_flash_device(struct net_device *dev, 1259c0c050c5SMichael Chan struct ethtool_flash *flash) 1260c0c050c5SMichael Chan { 1261c0c050c5SMichael Chan if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) { 1262c0c050c5SMichael Chan netdev_err(dev, "flashdev not supported from a virtual function\n"); 1263c0c050c5SMichael Chan return -EINVAL; 1264c0c050c5SMichael Chan } 1265c0c050c5SMichael Chan 1266c0c050c5SMichael Chan if (flash->region == ETHTOOL_FLASH_ALL_REGIONS) 1267c0c050c5SMichael Chan return bnxt_flash_package_from_file(dev, flash->data); 1268c0c050c5SMichael Chan 1269c0c050c5SMichael Chan return bnxt_flash_firmware_from_file(dev, flash->region, flash->data); 1270c0c050c5SMichael Chan } 1271c0c050c5SMichael Chan 1272c0c050c5SMichael Chan static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length) 1273c0c050c5SMichael Chan { 1274c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1275c0c050c5SMichael Chan int rc; 1276c0c050c5SMichael Chan struct hwrm_nvm_get_dir_info_input req = {0}; 1277c0c050c5SMichael Chan struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr; 1278c0c050c5SMichael Chan 1279c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1); 1280c0c050c5SMichael Chan 1281c0c050c5SMichael Chan mutex_lock(&bp->hwrm_cmd_lock); 1282c0c050c5SMichael Chan rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1283c0c050c5SMichael Chan if (!rc) { 1284c0c050c5SMichael Chan *entries = le32_to_cpu(output->entries); 1285c0c050c5SMichael Chan *length = le32_to_cpu(output->entry_length); 1286c0c050c5SMichael Chan } 1287c0c050c5SMichael Chan mutex_unlock(&bp->hwrm_cmd_lock); 1288c0c050c5SMichael Chan return rc; 1289c0c050c5SMichael Chan } 1290c0c050c5SMichael Chan 1291c0c050c5SMichael Chan static int bnxt_get_eeprom_len(struct net_device *dev) 1292c0c050c5SMichael Chan { 1293c0c050c5SMichael Chan /* The -1 return value allows the entire 32-bit range of offsets to be 1294c0c050c5SMichael Chan * passed via the ethtool command-line utility. 1295c0c050c5SMichael Chan */ 1296c0c050c5SMichael Chan return -1; 1297c0c050c5SMichael Chan } 1298c0c050c5SMichael Chan 1299c0c050c5SMichael Chan static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data) 1300c0c050c5SMichael Chan { 1301c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1302c0c050c5SMichael Chan int rc; 1303c0c050c5SMichael Chan u32 dir_entries; 1304c0c050c5SMichael Chan u32 entry_length; 1305c0c050c5SMichael Chan u8 *buf; 1306c0c050c5SMichael Chan size_t buflen; 1307c0c050c5SMichael Chan dma_addr_t dma_handle; 1308c0c050c5SMichael Chan struct hwrm_nvm_get_dir_entries_input req = {0}; 1309c0c050c5SMichael Chan 1310c0c050c5SMichael Chan rc = nvm_get_dir_info(dev, &dir_entries, &entry_length); 1311c0c050c5SMichael Chan if (rc != 0) 1312c0c050c5SMichael Chan return rc; 1313c0c050c5SMichael Chan 1314c0c050c5SMichael Chan /* Insert 2 bytes of directory info (count and size of entries) */ 1315c0c050c5SMichael Chan if (len < 2) 1316c0c050c5SMichael Chan return -EINVAL; 1317c0c050c5SMichael Chan 1318c0c050c5SMichael Chan *data++ = dir_entries; 1319c0c050c5SMichael Chan *data++ = entry_length; 1320c0c050c5SMichael Chan len -= 2; 1321c0c050c5SMichael Chan memset(data, 0xff, len); 1322c0c050c5SMichael Chan 1323c0c050c5SMichael Chan buflen = dir_entries * entry_length; 1324c0c050c5SMichael Chan buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle, 1325c0c050c5SMichael Chan GFP_KERNEL); 1326c0c050c5SMichael Chan if (!buf) { 1327c0c050c5SMichael Chan netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1328c0c050c5SMichael Chan (unsigned)buflen); 1329c0c050c5SMichael Chan return -ENOMEM; 1330c0c050c5SMichael Chan } 1331c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1); 1332c0c050c5SMichael Chan req.host_dest_addr = cpu_to_le64(dma_handle); 1333c0c050c5SMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1334c0c050c5SMichael Chan if (rc == 0) 1335c0c050c5SMichael Chan memcpy(data, buf, len > buflen ? buflen : len); 1336c0c050c5SMichael Chan dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle); 1337c0c050c5SMichael Chan return rc; 1338c0c050c5SMichael Chan } 1339c0c050c5SMichael Chan 1340c0c050c5SMichael Chan static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset, 1341c0c050c5SMichael Chan u32 length, u8 *data) 1342c0c050c5SMichael Chan { 1343c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1344c0c050c5SMichael Chan int rc; 1345c0c050c5SMichael Chan u8 *buf; 1346c0c050c5SMichael Chan dma_addr_t dma_handle; 1347c0c050c5SMichael Chan struct hwrm_nvm_read_input req = {0}; 1348c0c050c5SMichael Chan 1349c0c050c5SMichael Chan buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle, 1350c0c050c5SMichael Chan GFP_KERNEL); 1351c0c050c5SMichael Chan if (!buf) { 1352c0c050c5SMichael Chan netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1353c0c050c5SMichael Chan (unsigned)length); 1354c0c050c5SMichael Chan return -ENOMEM; 1355c0c050c5SMichael Chan } 1356c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1); 1357c0c050c5SMichael Chan req.host_dest_addr = cpu_to_le64(dma_handle); 1358c0c050c5SMichael Chan req.dir_idx = cpu_to_le16(index); 1359c0c050c5SMichael Chan req.offset = cpu_to_le32(offset); 1360c0c050c5SMichael Chan req.len = cpu_to_le32(length); 1361c0c050c5SMichael Chan 1362c0c050c5SMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1363c0c050c5SMichael Chan if (rc == 0) 1364c0c050c5SMichael Chan memcpy(data, buf, length); 1365c0c050c5SMichael Chan dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle); 1366c0c050c5SMichael Chan return rc; 1367c0c050c5SMichael Chan } 1368c0c050c5SMichael Chan 13693ebf6f0aSRob Swindell static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal, 13703ebf6f0aSRob Swindell u16 ext, u16 *index, u32 *item_length, 13713ebf6f0aSRob Swindell u32 *data_length) 13723ebf6f0aSRob Swindell { 13733ebf6f0aSRob Swindell struct bnxt *bp = netdev_priv(dev); 13743ebf6f0aSRob Swindell int rc; 13753ebf6f0aSRob Swindell struct hwrm_nvm_find_dir_entry_input req = {0}; 13763ebf6f0aSRob Swindell struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr; 13773ebf6f0aSRob Swindell 13783ebf6f0aSRob Swindell bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1); 13793ebf6f0aSRob Swindell req.enables = 0; 13803ebf6f0aSRob Swindell req.dir_idx = 0; 13813ebf6f0aSRob Swindell req.dir_type = cpu_to_le16(type); 13823ebf6f0aSRob Swindell req.dir_ordinal = cpu_to_le16(ordinal); 13833ebf6f0aSRob Swindell req.dir_ext = cpu_to_le16(ext); 13843ebf6f0aSRob Swindell req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ; 138590e20921SMichael Chan rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 13863ebf6f0aSRob Swindell if (rc == 0) { 13873ebf6f0aSRob Swindell if (index) 13883ebf6f0aSRob Swindell *index = le16_to_cpu(output->dir_idx); 13893ebf6f0aSRob Swindell if (item_length) 13903ebf6f0aSRob Swindell *item_length = le32_to_cpu(output->dir_item_length); 13913ebf6f0aSRob Swindell if (data_length) 13923ebf6f0aSRob Swindell *data_length = le32_to_cpu(output->dir_data_length); 13933ebf6f0aSRob Swindell } 13943ebf6f0aSRob Swindell return rc; 13953ebf6f0aSRob Swindell } 13963ebf6f0aSRob Swindell 13973ebf6f0aSRob Swindell static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen) 13983ebf6f0aSRob Swindell { 13993ebf6f0aSRob Swindell char *retval = NULL; 14003ebf6f0aSRob Swindell char *p; 14013ebf6f0aSRob Swindell char *value; 14023ebf6f0aSRob Swindell int field = 0; 14033ebf6f0aSRob Swindell 14043ebf6f0aSRob Swindell if (datalen < 1) 14053ebf6f0aSRob Swindell return NULL; 14063ebf6f0aSRob Swindell /* null-terminate the log data (removing last '\n'): */ 14073ebf6f0aSRob Swindell data[datalen - 1] = 0; 14083ebf6f0aSRob Swindell for (p = data; *p != 0; p++) { 14093ebf6f0aSRob Swindell field = 0; 14103ebf6f0aSRob Swindell retval = NULL; 14113ebf6f0aSRob Swindell while (*p != 0 && *p != '\n') { 14123ebf6f0aSRob Swindell value = p; 14133ebf6f0aSRob Swindell while (*p != 0 && *p != '\t' && *p != '\n') 14143ebf6f0aSRob Swindell p++; 14153ebf6f0aSRob Swindell if (field == desired_field) 14163ebf6f0aSRob Swindell retval = value; 14173ebf6f0aSRob Swindell if (*p != '\t') 14183ebf6f0aSRob Swindell break; 14193ebf6f0aSRob Swindell *p = 0; 14203ebf6f0aSRob Swindell field++; 14213ebf6f0aSRob Swindell p++; 14223ebf6f0aSRob Swindell } 14233ebf6f0aSRob Swindell if (*p == 0) 14243ebf6f0aSRob Swindell break; 14253ebf6f0aSRob Swindell *p = 0; 14263ebf6f0aSRob Swindell } 14273ebf6f0aSRob Swindell return retval; 14283ebf6f0aSRob Swindell } 14293ebf6f0aSRob Swindell 14303ebf6f0aSRob Swindell static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen) 14313ebf6f0aSRob Swindell { 14323ebf6f0aSRob Swindell u16 index = 0; 14333ebf6f0aSRob Swindell u32 datalen; 14343ebf6f0aSRob Swindell 14353ebf6f0aSRob Swindell if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG, 14363ebf6f0aSRob Swindell BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE, 14373ebf6f0aSRob Swindell &index, NULL, &datalen) != 0) 14383ebf6f0aSRob Swindell return NULL; 14393ebf6f0aSRob Swindell 14403ebf6f0aSRob Swindell memset(buf, 0, buflen); 14413ebf6f0aSRob Swindell if (bnxt_get_nvram_item(dev, index, 0, datalen, buf) != 0) 14423ebf6f0aSRob Swindell return NULL; 14433ebf6f0aSRob Swindell 14443ebf6f0aSRob Swindell return bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, buf, 14453ebf6f0aSRob Swindell datalen); 14463ebf6f0aSRob Swindell } 14473ebf6f0aSRob Swindell 1448c0c050c5SMichael Chan static int bnxt_get_eeprom(struct net_device *dev, 1449c0c050c5SMichael Chan struct ethtool_eeprom *eeprom, 1450c0c050c5SMichael Chan u8 *data) 1451c0c050c5SMichael Chan { 1452c0c050c5SMichael Chan u32 index; 1453c0c050c5SMichael Chan u32 offset; 1454c0c050c5SMichael Chan 1455c0c050c5SMichael Chan if (eeprom->offset == 0) /* special offset value to get directory */ 1456c0c050c5SMichael Chan return bnxt_get_nvram_directory(dev, eeprom->len, data); 1457c0c050c5SMichael Chan 1458c0c050c5SMichael Chan index = eeprom->offset >> 24; 1459c0c050c5SMichael Chan offset = eeprom->offset & 0xffffff; 1460c0c050c5SMichael Chan 1461c0c050c5SMichael Chan if (index == 0) { 1462c0c050c5SMichael Chan netdev_err(dev, "unsupported index value: %d\n", index); 1463c0c050c5SMichael Chan return -EINVAL; 1464c0c050c5SMichael Chan } 1465c0c050c5SMichael Chan 1466c0c050c5SMichael Chan return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data); 1467c0c050c5SMichael Chan } 1468c0c050c5SMichael Chan 1469c0c050c5SMichael Chan static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index) 1470c0c050c5SMichael Chan { 1471c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1472c0c050c5SMichael Chan struct hwrm_nvm_erase_dir_entry_input req = {0}; 1473c0c050c5SMichael Chan 1474c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1); 1475c0c050c5SMichael Chan req.dir_idx = cpu_to_le16(index); 1476c0c050c5SMichael Chan return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1477c0c050c5SMichael Chan } 1478c0c050c5SMichael Chan 1479c0c050c5SMichael Chan static int bnxt_set_eeprom(struct net_device *dev, 1480c0c050c5SMichael Chan struct ethtool_eeprom *eeprom, 1481c0c050c5SMichael Chan u8 *data) 1482c0c050c5SMichael Chan { 1483c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1484c0c050c5SMichael Chan u8 index, dir_op; 1485c0c050c5SMichael Chan u16 type, ext, ordinal, attr; 1486c0c050c5SMichael Chan 1487c0c050c5SMichael Chan if (!BNXT_PF(bp)) { 1488c0c050c5SMichael Chan netdev_err(dev, "NVM write not supported from a virtual function\n"); 1489c0c050c5SMichael Chan return -EINVAL; 1490c0c050c5SMichael Chan } 1491c0c050c5SMichael Chan 1492c0c050c5SMichael Chan type = eeprom->magic >> 16; 1493c0c050c5SMichael Chan 1494c0c050c5SMichael Chan if (type == 0xffff) { /* special value for directory operations */ 1495c0c050c5SMichael Chan index = eeprom->magic & 0xff; 1496c0c050c5SMichael Chan dir_op = eeprom->magic >> 8; 1497c0c050c5SMichael Chan if (index == 0) 1498c0c050c5SMichael Chan return -EINVAL; 1499c0c050c5SMichael Chan switch (dir_op) { 1500c0c050c5SMichael Chan case 0x0e: /* erase */ 1501c0c050c5SMichael Chan if (eeprom->offset != ~eeprom->magic) 1502c0c050c5SMichael Chan return -EINVAL; 1503c0c050c5SMichael Chan return bnxt_erase_nvram_directory(dev, index - 1); 1504c0c050c5SMichael Chan default: 1505c0c050c5SMichael Chan return -EINVAL; 1506c0c050c5SMichael Chan } 1507c0c050c5SMichael Chan } 1508c0c050c5SMichael Chan 1509c0c050c5SMichael Chan /* Create or re-write an NVM item: */ 1510c0c050c5SMichael Chan if (bnxt_dir_type_is_executable(type) == true) 1511c0c050c5SMichael Chan return -EINVAL; 1512c0c050c5SMichael Chan ext = eeprom->magic & 0xffff; 1513c0c050c5SMichael Chan ordinal = eeprom->offset >> 16; 1514c0c050c5SMichael Chan attr = eeprom->offset & 0xffff; 1515c0c050c5SMichael Chan 1516c0c050c5SMichael Chan return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data, 1517c0c050c5SMichael Chan eeprom->len); 1518c0c050c5SMichael Chan } 1519c0c050c5SMichael Chan 152072b34f04SMichael Chan static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) 152172b34f04SMichael Chan { 152272b34f04SMichael Chan struct bnxt *bp = netdev_priv(dev); 152372b34f04SMichael Chan struct ethtool_eee *eee = &bp->eee; 152472b34f04SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 152572b34f04SMichael Chan u32 advertising = 152672b34f04SMichael Chan _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0); 152772b34f04SMichael Chan int rc = 0; 152872b34f04SMichael Chan 1529567b2abeSSatish Baddipadige if (!BNXT_SINGLE_PF(bp)) 153075362a3fSMichael Chan return -EOPNOTSUPP; 153172b34f04SMichael Chan 153272b34f04SMichael Chan if (!(bp->flags & BNXT_FLAG_EEE_CAP)) 153372b34f04SMichael Chan return -EOPNOTSUPP; 153472b34f04SMichael Chan 153572b34f04SMichael Chan if (!edata->eee_enabled) 153672b34f04SMichael Chan goto eee_ok; 153772b34f04SMichael Chan 153872b34f04SMichael Chan if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) { 153972b34f04SMichael Chan netdev_warn(dev, "EEE requires autoneg\n"); 154072b34f04SMichael Chan return -EINVAL; 154172b34f04SMichael Chan } 154272b34f04SMichael Chan if (edata->tx_lpi_enabled) { 154372b34f04SMichael Chan if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi || 154472b34f04SMichael Chan edata->tx_lpi_timer < bp->lpi_tmr_lo)) { 154572b34f04SMichael Chan netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n", 154672b34f04SMichael Chan bp->lpi_tmr_lo, bp->lpi_tmr_hi); 154772b34f04SMichael Chan return -EINVAL; 154872b34f04SMichael Chan } else if (!bp->lpi_tmr_hi) { 154972b34f04SMichael Chan edata->tx_lpi_timer = eee->tx_lpi_timer; 155072b34f04SMichael Chan } 155172b34f04SMichael Chan } 155272b34f04SMichael Chan if (!edata->advertised) { 155372b34f04SMichael Chan edata->advertised = advertising & eee->supported; 155472b34f04SMichael Chan } else if (edata->advertised & ~advertising) { 155572b34f04SMichael Chan netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n", 155672b34f04SMichael Chan edata->advertised, advertising); 155772b34f04SMichael Chan return -EINVAL; 155872b34f04SMichael Chan } 155972b34f04SMichael Chan 156072b34f04SMichael Chan eee->advertised = edata->advertised; 156172b34f04SMichael Chan eee->tx_lpi_enabled = edata->tx_lpi_enabled; 156272b34f04SMichael Chan eee->tx_lpi_timer = edata->tx_lpi_timer; 156372b34f04SMichael Chan eee_ok: 156472b34f04SMichael Chan eee->eee_enabled = edata->eee_enabled; 156572b34f04SMichael Chan 156672b34f04SMichael Chan if (netif_running(dev)) 156772b34f04SMichael Chan rc = bnxt_hwrm_set_link_setting(bp, false, true); 156872b34f04SMichael Chan 156972b34f04SMichael Chan return rc; 157072b34f04SMichael Chan } 157172b34f04SMichael Chan 157272b34f04SMichael Chan static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) 157372b34f04SMichael Chan { 157472b34f04SMichael Chan struct bnxt *bp = netdev_priv(dev); 157572b34f04SMichael Chan 157672b34f04SMichael Chan if (!(bp->flags & BNXT_FLAG_EEE_CAP)) 157772b34f04SMichael Chan return -EOPNOTSUPP; 157872b34f04SMichael Chan 157972b34f04SMichael Chan *edata = bp->eee; 158072b34f04SMichael Chan if (!bp->eee.eee_enabled) { 158172b34f04SMichael Chan /* Preserve tx_lpi_timer so that the last value will be used 158272b34f04SMichael Chan * by default when it is re-enabled. 158372b34f04SMichael Chan */ 158472b34f04SMichael Chan edata->advertised = 0; 158572b34f04SMichael Chan edata->tx_lpi_enabled = 0; 158672b34f04SMichael Chan } 158772b34f04SMichael Chan 158872b34f04SMichael Chan if (!bp->eee.eee_active) 158972b34f04SMichael Chan edata->lp_advertised = 0; 159072b34f04SMichael Chan 159172b34f04SMichael Chan return 0; 159272b34f04SMichael Chan } 159372b34f04SMichael Chan 159442ee18feSAjit Khaparde static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr, 159542ee18feSAjit Khaparde u16 page_number, u16 start_addr, 159642ee18feSAjit Khaparde u16 data_length, u8 *buf) 159742ee18feSAjit Khaparde { 159842ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_input req = {0}; 159942ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; 160042ee18feSAjit Khaparde int rc, byte_offset = 0; 160142ee18feSAjit Khaparde 160242ee18feSAjit Khaparde bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); 160342ee18feSAjit Khaparde req.i2c_slave_addr = i2c_addr; 160442ee18feSAjit Khaparde req.page_number = cpu_to_le16(page_number); 160542ee18feSAjit Khaparde req.port_id = cpu_to_le16(bp->pf.port_id); 160642ee18feSAjit Khaparde do { 160742ee18feSAjit Khaparde u16 xfer_size; 160842ee18feSAjit Khaparde 160942ee18feSAjit Khaparde xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE); 161042ee18feSAjit Khaparde data_length -= xfer_size; 161142ee18feSAjit Khaparde req.page_offset = cpu_to_le16(start_addr + byte_offset); 161242ee18feSAjit Khaparde req.data_length = xfer_size; 161342ee18feSAjit Khaparde req.enables = cpu_to_le32(start_addr + byte_offset ? 161442ee18feSAjit Khaparde PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0); 161542ee18feSAjit Khaparde mutex_lock(&bp->hwrm_cmd_lock); 161642ee18feSAjit Khaparde rc = _hwrm_send_message(bp, &req, sizeof(req), 161742ee18feSAjit Khaparde HWRM_CMD_TIMEOUT); 161842ee18feSAjit Khaparde if (!rc) 161942ee18feSAjit Khaparde memcpy(buf + byte_offset, output->data, xfer_size); 162042ee18feSAjit Khaparde mutex_unlock(&bp->hwrm_cmd_lock); 162142ee18feSAjit Khaparde byte_offset += xfer_size; 162242ee18feSAjit Khaparde } while (!rc && data_length > 0); 162342ee18feSAjit Khaparde 162442ee18feSAjit Khaparde return rc; 162542ee18feSAjit Khaparde } 162642ee18feSAjit Khaparde 162742ee18feSAjit Khaparde static int bnxt_get_module_info(struct net_device *dev, 162842ee18feSAjit Khaparde struct ethtool_modinfo *modinfo) 162942ee18feSAjit Khaparde { 163042ee18feSAjit Khaparde struct bnxt *bp = netdev_priv(dev); 163142ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_input req = {0}; 163242ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; 163342ee18feSAjit Khaparde int rc; 163442ee18feSAjit Khaparde 163542ee18feSAjit Khaparde /* No point in going further if phy status indicates 163642ee18feSAjit Khaparde * module is not inserted or if it is powered down or 163742ee18feSAjit Khaparde * if it is of type 10GBase-T 163842ee18feSAjit Khaparde */ 163942ee18feSAjit Khaparde if (bp->link_info.module_status > 164042ee18feSAjit Khaparde PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG) 164142ee18feSAjit Khaparde return -EOPNOTSUPP; 164242ee18feSAjit Khaparde 164342ee18feSAjit Khaparde /* This feature is not supported in older firmware versions */ 164442ee18feSAjit Khaparde if (bp->hwrm_spec_code < 0x10202) 164542ee18feSAjit Khaparde return -EOPNOTSUPP; 164642ee18feSAjit Khaparde 164742ee18feSAjit Khaparde bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); 164842ee18feSAjit Khaparde req.i2c_slave_addr = I2C_DEV_ADDR_A0; 164942ee18feSAjit Khaparde req.page_number = 0; 165042ee18feSAjit Khaparde req.page_offset = cpu_to_le16(SFP_EEPROM_SFF_8472_COMP_ADDR); 165142ee18feSAjit Khaparde req.data_length = SFP_EEPROM_SFF_8472_COMP_SIZE; 165242ee18feSAjit Khaparde req.port_id = cpu_to_le16(bp->pf.port_id); 165342ee18feSAjit Khaparde mutex_lock(&bp->hwrm_cmd_lock); 165442ee18feSAjit Khaparde rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 165542ee18feSAjit Khaparde if (!rc) { 165642ee18feSAjit Khaparde u32 module_id = le32_to_cpu(output->data[0]); 165742ee18feSAjit Khaparde 165842ee18feSAjit Khaparde switch (module_id) { 165942ee18feSAjit Khaparde case SFF_MODULE_ID_SFP: 166042ee18feSAjit Khaparde modinfo->type = ETH_MODULE_SFF_8472; 166142ee18feSAjit Khaparde modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; 166242ee18feSAjit Khaparde break; 166342ee18feSAjit Khaparde case SFF_MODULE_ID_QSFP: 166442ee18feSAjit Khaparde case SFF_MODULE_ID_QSFP_PLUS: 166542ee18feSAjit Khaparde modinfo->type = ETH_MODULE_SFF_8436; 166642ee18feSAjit Khaparde modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; 166742ee18feSAjit Khaparde break; 166842ee18feSAjit Khaparde case SFF_MODULE_ID_QSFP28: 166942ee18feSAjit Khaparde modinfo->type = ETH_MODULE_SFF_8636; 167042ee18feSAjit Khaparde modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; 167142ee18feSAjit Khaparde break; 167242ee18feSAjit Khaparde default: 167342ee18feSAjit Khaparde rc = -EOPNOTSUPP; 167442ee18feSAjit Khaparde break; 167542ee18feSAjit Khaparde } 167642ee18feSAjit Khaparde } 167742ee18feSAjit Khaparde mutex_unlock(&bp->hwrm_cmd_lock); 167842ee18feSAjit Khaparde return rc; 167942ee18feSAjit Khaparde } 168042ee18feSAjit Khaparde 168142ee18feSAjit Khaparde static int bnxt_get_module_eeprom(struct net_device *dev, 168242ee18feSAjit Khaparde struct ethtool_eeprom *eeprom, 168342ee18feSAjit Khaparde u8 *data) 168442ee18feSAjit Khaparde { 168542ee18feSAjit Khaparde struct bnxt *bp = netdev_priv(dev); 168642ee18feSAjit Khaparde u16 start = eeprom->offset, length = eeprom->len; 168742ee18feSAjit Khaparde int rc; 168842ee18feSAjit Khaparde 168942ee18feSAjit Khaparde memset(data, 0, eeprom->len); 169042ee18feSAjit Khaparde 169142ee18feSAjit Khaparde /* Read A0 portion of the EEPROM */ 169242ee18feSAjit Khaparde if (start < ETH_MODULE_SFF_8436_LEN) { 169342ee18feSAjit Khaparde if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN) 169442ee18feSAjit Khaparde length = ETH_MODULE_SFF_8436_LEN - start; 169542ee18feSAjit Khaparde rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, 169642ee18feSAjit Khaparde start, length, data); 169742ee18feSAjit Khaparde if (rc) 169842ee18feSAjit Khaparde return rc; 169942ee18feSAjit Khaparde start += length; 170042ee18feSAjit Khaparde data += length; 170142ee18feSAjit Khaparde length = eeprom->len - length; 170242ee18feSAjit Khaparde } 170342ee18feSAjit Khaparde 170442ee18feSAjit Khaparde /* Read A2 portion of the EEPROM */ 170542ee18feSAjit Khaparde if (length) { 170642ee18feSAjit Khaparde start -= ETH_MODULE_SFF_8436_LEN; 170742ee18feSAjit Khaparde bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, start, 170842ee18feSAjit Khaparde length, data); 170942ee18feSAjit Khaparde } 171042ee18feSAjit Khaparde return rc; 171142ee18feSAjit Khaparde } 171242ee18feSAjit Khaparde 1713c0c050c5SMichael Chan const struct ethtool_ops bnxt_ethtool_ops = { 171400c04a92SMichael Chan .get_link_ksettings = bnxt_get_link_ksettings, 171500c04a92SMichael Chan .set_link_ksettings = bnxt_set_link_ksettings, 1716c0c050c5SMichael Chan .get_pauseparam = bnxt_get_pauseparam, 1717c0c050c5SMichael Chan .set_pauseparam = bnxt_set_pauseparam, 1718c0c050c5SMichael Chan .get_drvinfo = bnxt_get_drvinfo, 1719c0c050c5SMichael Chan .get_coalesce = bnxt_get_coalesce, 1720c0c050c5SMichael Chan .set_coalesce = bnxt_set_coalesce, 1721c0c050c5SMichael Chan .get_msglevel = bnxt_get_msglevel, 1722c0c050c5SMichael Chan .set_msglevel = bnxt_set_msglevel, 1723c0c050c5SMichael Chan .get_sset_count = bnxt_get_sset_count, 1724c0c050c5SMichael Chan .get_strings = bnxt_get_strings, 1725c0c050c5SMichael Chan .get_ethtool_stats = bnxt_get_ethtool_stats, 1726c0c050c5SMichael Chan .set_ringparam = bnxt_set_ringparam, 1727c0c050c5SMichael Chan .get_ringparam = bnxt_get_ringparam, 1728c0c050c5SMichael Chan .get_channels = bnxt_get_channels, 1729c0c050c5SMichael Chan .set_channels = bnxt_set_channels, 1730c0c050c5SMichael Chan #ifdef CONFIG_RFS_ACCEL 1731c0c050c5SMichael Chan .get_rxnfc = bnxt_get_rxnfc, 1732c0c050c5SMichael Chan #endif 1733c0c050c5SMichael Chan .get_rxfh_indir_size = bnxt_get_rxfh_indir_size, 1734c0c050c5SMichael Chan .get_rxfh_key_size = bnxt_get_rxfh_key_size, 1735c0c050c5SMichael Chan .get_rxfh = bnxt_get_rxfh, 1736c0c050c5SMichael Chan .flash_device = bnxt_flash_device, 1737c0c050c5SMichael Chan .get_eeprom_len = bnxt_get_eeprom_len, 1738c0c050c5SMichael Chan .get_eeprom = bnxt_get_eeprom, 1739c0c050c5SMichael Chan .set_eeprom = bnxt_set_eeprom, 1740c0c050c5SMichael Chan .get_link = bnxt_get_link, 174172b34f04SMichael Chan .get_eee = bnxt_get_eee, 174272b34f04SMichael Chan .set_eee = bnxt_set_eee, 174342ee18feSAjit Khaparde .get_module_info = bnxt_get_module_info, 174442ee18feSAjit Khaparde .get_module_eeprom = bnxt_get_module_eeprom, 1745c0c050c5SMichael Chan }; 1746