1c0c050c5SMichael Chan /* Broadcom NetXtreme-C/E network driver. 2c0c050c5SMichael Chan * 311f15ed3SMichael Chan * Copyright (c) 2014-2016 Broadcom Corporation 48e202366SMichael Chan * Copyright (c) 2016-2017 Broadcom Limited 5c0c050c5SMichael Chan * 6c0c050c5SMichael Chan * This program is free software; you can redistribute it and/or modify 7c0c050c5SMichael Chan * it under the terms of the GNU General Public License as published by 8c0c050c5SMichael Chan * the Free Software Foundation. 9c0c050c5SMichael Chan */ 10c0c050c5SMichael Chan 113ebf6f0aSRob Swindell #include <linux/ctype.h> 128ddc9aaaSMichael Chan #include <linux/stringify.h> 13c0c050c5SMichael Chan #include <linux/ethtool.h> 14c0c050c5SMichael Chan #include <linux/interrupt.h> 15c0c050c5SMichael Chan #include <linux/pci.h> 16c0c050c5SMichael Chan #include <linux/etherdevice.h> 17c0c050c5SMichael Chan #include <linux/crc32.h> 18c0c050c5SMichael Chan #include <linux/firmware.h> 19c0c050c5SMichael Chan #include "bnxt_hsi.h" 20c0c050c5SMichael Chan #include "bnxt.h" 21f7dc1ea6SMichael Chan #include "bnxt_xdp.h" 22c0c050c5SMichael Chan #include "bnxt_ethtool.h" 23c0c050c5SMichael Chan #include "bnxt_nvm_defs.h" /* NVRAM content constant and structure defs */ 24c0c050c5SMichael Chan #include "bnxt_fw_hdr.h" /* Firmware hdr constant and structure defs */ 25c0c050c5SMichael Chan #define FLASH_NVRAM_TIMEOUT ((HWRM_CMD_TIMEOUT) * 100) 265ac67d8bSRob Swindell #define FLASH_PACKAGE_TIMEOUT ((HWRM_CMD_TIMEOUT) * 200) 275ac67d8bSRob Swindell #define INSTALL_PACKAGE_TIMEOUT ((HWRM_CMD_TIMEOUT) * 200) 28c0c050c5SMichael Chan 293ebf6f0aSRob Swindell static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen); 303ebf6f0aSRob Swindell 31c0c050c5SMichael Chan static u32 bnxt_get_msglevel(struct net_device *dev) 32c0c050c5SMichael Chan { 33c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 34c0c050c5SMichael Chan 35c0c050c5SMichael Chan return bp->msg_enable; 36c0c050c5SMichael Chan } 37c0c050c5SMichael Chan 38c0c050c5SMichael Chan static void bnxt_set_msglevel(struct net_device *dev, u32 value) 39c0c050c5SMichael Chan { 40c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 41c0c050c5SMichael Chan 42c0c050c5SMichael Chan bp->msg_enable = value; 43c0c050c5SMichael Chan } 44c0c050c5SMichael Chan 45c0c050c5SMichael Chan static int bnxt_get_coalesce(struct net_device *dev, 46c0c050c5SMichael Chan struct ethtool_coalesce *coal) 47c0c050c5SMichael Chan { 48c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 49c0c050c5SMichael Chan 50c0c050c5SMichael Chan memset(coal, 0, sizeof(*coal)); 51c0c050c5SMichael Chan 52dfb5b894SMichael Chan coal->rx_coalesce_usecs = bp->rx_coal_ticks; 53dfb5b894SMichael Chan /* 2 completion records per rx packet */ 54dfb5b894SMichael Chan coal->rx_max_coalesced_frames = bp->rx_coal_bufs / 2; 55dfb5b894SMichael Chan coal->rx_coalesce_usecs_irq = bp->rx_coal_ticks_irq; 56dfb5b894SMichael Chan coal->rx_max_coalesced_frames_irq = bp->rx_coal_bufs_irq / 2; 57c0c050c5SMichael Chan 58dfc9c94aSMichael Chan coal->tx_coalesce_usecs = bp->tx_coal_ticks; 59dfc9c94aSMichael Chan coal->tx_max_coalesced_frames = bp->tx_coal_bufs; 60dfc9c94aSMichael Chan coal->tx_coalesce_usecs_irq = bp->tx_coal_ticks_irq; 61dfc9c94aSMichael Chan coal->tx_max_coalesced_frames_irq = bp->tx_coal_bufs_irq; 62dfc9c94aSMichael Chan 6351f30785SMichael Chan coal->stats_block_coalesce_usecs = bp->stats_coal_ticks; 6451f30785SMichael Chan 65c0c050c5SMichael Chan return 0; 66c0c050c5SMichael Chan } 67c0c050c5SMichael Chan 68c0c050c5SMichael Chan static int bnxt_set_coalesce(struct net_device *dev, 69c0c050c5SMichael Chan struct ethtool_coalesce *coal) 70c0c050c5SMichael Chan { 71c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 7251f30785SMichael Chan bool update_stats = false; 73c0c050c5SMichael Chan int rc = 0; 74c0c050c5SMichael Chan 75dfb5b894SMichael Chan bp->rx_coal_ticks = coal->rx_coalesce_usecs; 76dfb5b894SMichael Chan /* 2 completion records per rx packet */ 77dfb5b894SMichael Chan bp->rx_coal_bufs = coal->rx_max_coalesced_frames * 2; 78dfb5b894SMichael Chan bp->rx_coal_ticks_irq = coal->rx_coalesce_usecs_irq; 79dfb5b894SMichael Chan bp->rx_coal_bufs_irq = coal->rx_max_coalesced_frames_irq * 2; 80c0c050c5SMichael Chan 81dfc9c94aSMichael Chan bp->tx_coal_ticks = coal->tx_coalesce_usecs; 82dfc9c94aSMichael Chan bp->tx_coal_bufs = coal->tx_max_coalesced_frames; 83dfc9c94aSMichael Chan bp->tx_coal_ticks_irq = coal->tx_coalesce_usecs_irq; 84dfc9c94aSMichael Chan bp->tx_coal_bufs_irq = coal->tx_max_coalesced_frames_irq; 85dfc9c94aSMichael Chan 8651f30785SMichael Chan if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) { 8751f30785SMichael Chan u32 stats_ticks = coal->stats_block_coalesce_usecs; 8851f30785SMichael Chan 89adcc331eSMichael Chan /* Allow 0, which means disable. */ 90adcc331eSMichael Chan if (stats_ticks) 9151f30785SMichael Chan stats_ticks = clamp_t(u32, stats_ticks, 9251f30785SMichael Chan BNXT_MIN_STATS_COAL_TICKS, 9351f30785SMichael Chan BNXT_MAX_STATS_COAL_TICKS); 9451f30785SMichael Chan stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS); 9551f30785SMichael Chan bp->stats_coal_ticks = stats_ticks; 9651f30785SMichael Chan update_stats = true; 9751f30785SMichael Chan } 9851f30785SMichael Chan 9951f30785SMichael Chan if (netif_running(dev)) { 10051f30785SMichael Chan if (update_stats) { 10151f30785SMichael Chan rc = bnxt_close_nic(bp, true, false); 10251f30785SMichael Chan if (!rc) 10351f30785SMichael Chan rc = bnxt_open_nic(bp, true, false); 10451f30785SMichael Chan } else { 105c0c050c5SMichael Chan rc = bnxt_hwrm_set_coal(bp); 10651f30785SMichael Chan } 10751f30785SMichael Chan } 108c0c050c5SMichael Chan 109c0c050c5SMichael Chan return rc; 110c0c050c5SMichael Chan } 111c0c050c5SMichael Chan 112c0c050c5SMichael Chan #define BNXT_NUM_STATS 21 113c0c050c5SMichael Chan 1148ddc9aaaSMichael Chan #define BNXT_RX_STATS_ENTRY(counter) \ 1158ddc9aaaSMichael Chan { BNXT_RX_STATS_OFFSET(counter), __stringify(counter) } 1168ddc9aaaSMichael Chan 1178ddc9aaaSMichael Chan #define BNXT_TX_STATS_ENTRY(counter) \ 1188ddc9aaaSMichael Chan { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) } 1198ddc9aaaSMichael Chan 1208ddc9aaaSMichael Chan static const struct { 1218ddc9aaaSMichael Chan long offset; 1228ddc9aaaSMichael Chan char string[ETH_GSTRING_LEN]; 1238ddc9aaaSMichael Chan } bnxt_port_stats_arr[] = { 1248ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_64b_frames), 1258ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_65b_127b_frames), 1268ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_128b_255b_frames), 1278ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_256b_511b_frames), 1288ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames), 1298ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_1024b_1518_frames), 1308ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_good_vlan_frames), 1318ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames), 1328ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames), 1338ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames), 1348ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames), 1358ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_total_frames), 1368ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_ucast_frames), 1378ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_mcast_frames), 1388ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_bcast_frames), 1398ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_fcs_err_frames), 1408ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_ctrl_frames), 1418ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_pause_frames), 1428ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_frames), 1438ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_align_err_frames), 1448ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_ovrsz_frames), 1458ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_jbr_frames), 1468ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_mtu_err_frames), 1478ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_tagged_frames), 1488ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_double_tagged_frames), 1498ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_good_frames), 150c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0), 151c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1), 152c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2), 153c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3), 154c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4), 155c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5), 156c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6), 157c77192f2SMichael Chan BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7), 1588ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_undrsz_frames), 1598ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_eee_lpi_events), 1608ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration), 1618ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_bytes), 1628ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_runt_bytes), 1638ddc9aaaSMichael Chan BNXT_RX_STATS_ENTRY(rx_runt_frames), 1648ddc9aaaSMichael Chan 1658ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_64b_frames), 1668ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_65b_127b_frames), 1678ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_128b_255b_frames), 1688ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_256b_511b_frames), 1698ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames), 1708ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_1024b_1518_frames), 1718ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_good_vlan_frames), 1728ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_1519b_2047_frames), 1738ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames), 1748ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames), 1758ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames), 1768ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_good_frames), 1778ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_total_frames), 1788ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_ucast_frames), 1798ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_mcast_frames), 1808ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_bcast_frames), 1818ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_pause_frames), 1828ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_frames), 1838ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_jabber_frames), 1848ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_fcs_err_frames), 1858ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_err), 1868ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_fifo_underruns), 187c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0), 188c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1), 189c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2), 190c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3), 191c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4), 192c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5), 193c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6), 194c77192f2SMichael Chan BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7), 1958ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_eee_lpi_events), 1968ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration), 1978ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_total_collisions), 1988ddc9aaaSMichael Chan BNXT_TX_STATS_ENTRY(tx_bytes), 1998ddc9aaaSMichael Chan }; 2008ddc9aaaSMichael Chan 2018ddc9aaaSMichael Chan #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr) 2028ddc9aaaSMichael Chan 2035c8227d0SMichael Chan static int bnxt_get_num_stats(struct bnxt *bp) 204c0c050c5SMichael Chan { 2058ddc9aaaSMichael Chan int num_stats = BNXT_NUM_STATS * bp->cp_nr_rings; 2068ddc9aaaSMichael Chan 2078ddc9aaaSMichael Chan if (bp->flags & BNXT_FLAG_PORT_STATS) 2088ddc9aaaSMichael Chan num_stats += BNXT_NUM_PORT_STATS; 2098ddc9aaaSMichael Chan 2108ddc9aaaSMichael Chan return num_stats; 2118ddc9aaaSMichael Chan } 2125c8227d0SMichael Chan 2135c8227d0SMichael Chan static int bnxt_get_sset_count(struct net_device *dev, int sset) 2145c8227d0SMichael Chan { 2155c8227d0SMichael Chan struct bnxt *bp = netdev_priv(dev); 2165c8227d0SMichael Chan 2175c8227d0SMichael Chan switch (sset) { 2185c8227d0SMichael Chan case ETH_SS_STATS: 2195c8227d0SMichael Chan return bnxt_get_num_stats(bp); 220eb513658SMichael Chan case ETH_SS_TEST: 221eb513658SMichael Chan if (!bp->num_tests) 222eb513658SMichael Chan return -EOPNOTSUPP; 223eb513658SMichael Chan return bp->num_tests; 224c0c050c5SMichael Chan default: 225c0c050c5SMichael Chan return -EOPNOTSUPP; 226c0c050c5SMichael Chan } 227c0c050c5SMichael Chan } 228c0c050c5SMichael Chan 229c0c050c5SMichael Chan static void bnxt_get_ethtool_stats(struct net_device *dev, 230c0c050c5SMichael Chan struct ethtool_stats *stats, u64 *buf) 231c0c050c5SMichael Chan { 232c0c050c5SMichael Chan u32 i, j = 0; 233c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 234c0c050c5SMichael Chan u32 stat_fields = sizeof(struct ctx_hw_stats) / 8; 235c0c050c5SMichael Chan 236c0c050c5SMichael Chan if (!bp->bnapi) 237c0c050c5SMichael Chan return; 238c0c050c5SMichael Chan 239c0c050c5SMichael Chan for (i = 0; i < bp->cp_nr_rings; i++) { 240c0c050c5SMichael Chan struct bnxt_napi *bnapi = bp->bnapi[i]; 241c0c050c5SMichael Chan struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; 242c0c050c5SMichael Chan __le64 *hw_stats = (__le64 *)cpr->hw_stats; 243c0c050c5SMichael Chan int k; 244c0c050c5SMichael Chan 245c0c050c5SMichael Chan for (k = 0; k < stat_fields; j++, k++) 246c0c050c5SMichael Chan buf[j] = le64_to_cpu(hw_stats[k]); 247c0c050c5SMichael Chan buf[j++] = cpr->rx_l4_csum_errors; 248c0c050c5SMichael Chan } 2498ddc9aaaSMichael Chan if (bp->flags & BNXT_FLAG_PORT_STATS) { 2508ddc9aaaSMichael Chan __le64 *port_stats = (__le64 *)bp->hw_rx_port_stats; 2518ddc9aaaSMichael Chan 2528ddc9aaaSMichael Chan for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++) { 2538ddc9aaaSMichael Chan buf[j] = le64_to_cpu(*(port_stats + 2548ddc9aaaSMichael Chan bnxt_port_stats_arr[i].offset)); 2558ddc9aaaSMichael Chan } 2568ddc9aaaSMichael Chan } 257c0c050c5SMichael Chan } 258c0c050c5SMichael Chan 259c0c050c5SMichael Chan static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) 260c0c050c5SMichael Chan { 261c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 262c0c050c5SMichael Chan u32 i; 263c0c050c5SMichael Chan 264c0c050c5SMichael Chan switch (stringset) { 265c0c050c5SMichael Chan /* The number of strings must match BNXT_NUM_STATS defined above. */ 266c0c050c5SMichael Chan case ETH_SS_STATS: 267c0c050c5SMichael Chan for (i = 0; i < bp->cp_nr_rings; i++) { 268c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_ucast_packets", i); 269c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 270c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_mcast_packets", i); 271c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 272c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_bcast_packets", i); 273c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 274c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_discards", i); 275c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 276c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_drops", i); 277c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 278c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_ucast_bytes", i); 279c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 280c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_mcast_bytes", i); 281c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 282c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_bcast_bytes", i); 283c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 284c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_ucast_packets", i); 285c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 286c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_mcast_packets", i); 287c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 288c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_bcast_packets", i); 289c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 290c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_discards", i); 291c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 292c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_drops", i); 293c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 294c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_ucast_bytes", i); 295c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 296c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_mcast_bytes", i); 297c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 298c0c050c5SMichael Chan sprintf(buf, "[%d]: tx_bcast_bytes", i); 299c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 300c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_packets", i); 301c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 302c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_bytes", i); 303c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 304c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_events", i); 305c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 306c0c050c5SMichael Chan sprintf(buf, "[%d]: tpa_aborts", i); 307c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 308c0c050c5SMichael Chan sprintf(buf, "[%d]: rx_l4_csum_errors", i); 309c0c050c5SMichael Chan buf += ETH_GSTRING_LEN; 310c0c050c5SMichael Chan } 3118ddc9aaaSMichael Chan if (bp->flags & BNXT_FLAG_PORT_STATS) { 3128ddc9aaaSMichael Chan for (i = 0; i < BNXT_NUM_PORT_STATS; i++) { 3138ddc9aaaSMichael Chan strcpy(buf, bnxt_port_stats_arr[i].string); 3148ddc9aaaSMichael Chan buf += ETH_GSTRING_LEN; 3158ddc9aaaSMichael Chan } 3168ddc9aaaSMichael Chan } 317c0c050c5SMichael Chan break; 318eb513658SMichael Chan case ETH_SS_TEST: 319eb513658SMichael Chan if (bp->num_tests) 320eb513658SMichael Chan memcpy(buf, bp->test_info->string, 321eb513658SMichael Chan bp->num_tests * ETH_GSTRING_LEN); 322eb513658SMichael Chan break; 323c0c050c5SMichael Chan default: 324c0c050c5SMichael Chan netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n", 325c0c050c5SMichael Chan stringset); 326c0c050c5SMichael Chan break; 327c0c050c5SMichael Chan } 328c0c050c5SMichael Chan } 329c0c050c5SMichael Chan 330c0c050c5SMichael Chan static void bnxt_get_ringparam(struct net_device *dev, 331c0c050c5SMichael Chan struct ethtool_ringparam *ering) 332c0c050c5SMichael Chan { 333c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 334c0c050c5SMichael Chan 335c0c050c5SMichael Chan ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT; 336c0c050c5SMichael Chan ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT; 337c0c050c5SMichael Chan ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT; 338c0c050c5SMichael Chan 339c0c050c5SMichael Chan ering->rx_pending = bp->rx_ring_size; 340c0c050c5SMichael Chan ering->rx_jumbo_pending = bp->rx_agg_ring_size; 341c0c050c5SMichael Chan ering->tx_pending = bp->tx_ring_size; 342c0c050c5SMichael Chan } 343c0c050c5SMichael Chan 344c0c050c5SMichael Chan static int bnxt_set_ringparam(struct net_device *dev, 345c0c050c5SMichael Chan struct ethtool_ringparam *ering) 346c0c050c5SMichael Chan { 347c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 348c0c050c5SMichael Chan 349c0c050c5SMichael Chan if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || 350c0c050c5SMichael Chan (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || 351c0c050c5SMichael Chan (ering->tx_pending <= MAX_SKB_FRAGS)) 352c0c050c5SMichael Chan return -EINVAL; 353c0c050c5SMichael Chan 354c0c050c5SMichael Chan if (netif_running(dev)) 355c0c050c5SMichael Chan bnxt_close_nic(bp, false, false); 356c0c050c5SMichael Chan 357c0c050c5SMichael Chan bp->rx_ring_size = ering->rx_pending; 358c0c050c5SMichael Chan bp->tx_ring_size = ering->tx_pending; 359c0c050c5SMichael Chan bnxt_set_ring_params(bp); 360c0c050c5SMichael Chan 361c0c050c5SMichael Chan if (netif_running(dev)) 362c0c050c5SMichael Chan return bnxt_open_nic(bp, false, false); 363c0c050c5SMichael Chan 364c0c050c5SMichael Chan return 0; 365c0c050c5SMichael Chan } 366c0c050c5SMichael Chan 367c0c050c5SMichael Chan static void bnxt_get_channels(struct net_device *dev, 368c0c050c5SMichael Chan struct ethtool_channels *channel) 369c0c050c5SMichael Chan { 370c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 371c0c050c5SMichael Chan int max_rx_rings, max_tx_rings, tcs; 372c0c050c5SMichael Chan 3736e6c5a57SMichael Chan bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true); 374a79a5276SMichael Chan channel->max_combined = min_t(int, max_rx_rings, max_tx_rings); 375068c9ec6SMichael Chan 37618d6e4e2SSatish Baddipadige if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) { 37718d6e4e2SSatish Baddipadige max_rx_rings = 0; 37818d6e4e2SSatish Baddipadige max_tx_rings = 0; 37918d6e4e2SSatish Baddipadige } 38018d6e4e2SSatish Baddipadige 381c0c050c5SMichael Chan tcs = netdev_get_num_tc(dev); 382c0c050c5SMichael Chan if (tcs > 1) 383c0c050c5SMichael Chan max_tx_rings /= tcs; 384c0c050c5SMichael Chan 385c0c050c5SMichael Chan channel->max_rx = max_rx_rings; 386c0c050c5SMichael Chan channel->max_tx = max_tx_rings; 387c0c050c5SMichael Chan channel->max_other = 0; 388068c9ec6SMichael Chan if (bp->flags & BNXT_FLAG_SHARED_RINGS) { 389068c9ec6SMichael Chan channel->combined_count = bp->rx_nr_rings; 39076595193SPrashant Sreedharan if (BNXT_CHIP_TYPE_NITRO_A0(bp)) 39176595193SPrashant Sreedharan channel->combined_count--; 392068c9ec6SMichael Chan } else { 39376595193SPrashant Sreedharan if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) { 394c0c050c5SMichael Chan channel->rx_count = bp->rx_nr_rings; 395c0c050c5SMichael Chan channel->tx_count = bp->tx_nr_rings_per_tc; 396c0c050c5SMichael Chan } 397068c9ec6SMichael Chan } 39876595193SPrashant Sreedharan } 399c0c050c5SMichael Chan 400c0c050c5SMichael Chan static int bnxt_set_channels(struct net_device *dev, 401c0c050c5SMichael Chan struct ethtool_channels *channel) 402c0c050c5SMichael Chan { 403c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 404d1e7925eSMichael Chan int req_tx_rings, req_rx_rings, tcs; 405068c9ec6SMichael Chan bool sh = false; 4065f449249SMichael Chan int tx_xdp = 0; 407d1e7925eSMichael Chan int rc = 0; 408c0c050c5SMichael Chan 409068c9ec6SMichael Chan if (channel->other_count) 410c0c050c5SMichael Chan return -EINVAL; 411c0c050c5SMichael Chan 412068c9ec6SMichael Chan if (!channel->combined_count && 413068c9ec6SMichael Chan (!channel->rx_count || !channel->tx_count)) 414068c9ec6SMichael Chan return -EINVAL; 415068c9ec6SMichael Chan 416068c9ec6SMichael Chan if (channel->combined_count && 417068c9ec6SMichael Chan (channel->rx_count || channel->tx_count)) 418068c9ec6SMichael Chan return -EINVAL; 419068c9ec6SMichael Chan 42076595193SPrashant Sreedharan if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count || 42176595193SPrashant Sreedharan channel->tx_count)) 42276595193SPrashant Sreedharan return -EINVAL; 42376595193SPrashant Sreedharan 424068c9ec6SMichael Chan if (channel->combined_count) 425068c9ec6SMichael Chan sh = true; 426068c9ec6SMichael Chan 427c0c050c5SMichael Chan tcs = netdev_get_num_tc(dev); 428c0c050c5SMichael Chan 429391be5c2SMichael Chan req_tx_rings = sh ? channel->combined_count : channel->tx_count; 430d1e7925eSMichael Chan req_rx_rings = sh ? channel->combined_count : channel->rx_count; 4315f449249SMichael Chan if (bp->tx_nr_rings_xdp) { 4325f449249SMichael Chan if (!sh) { 4335f449249SMichael Chan netdev_err(dev, "Only combined mode supported when XDP is enabled.\n"); 4345f449249SMichael Chan return -EINVAL; 4355f449249SMichael Chan } 4365f449249SMichael Chan tx_xdp = req_rx_rings; 4375f449249SMichael Chan } 4383b6b34dfSMichael Chan rc = bnxt_reserve_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, 4393b6b34dfSMichael Chan tx_xdp); 440d1e7925eSMichael Chan if (rc) { 441d1e7925eSMichael Chan netdev_warn(dev, "Unable to allocate the requested rings\n"); 442d1e7925eSMichael Chan return rc; 443391be5c2SMichael Chan } 444391be5c2SMichael Chan 445c0c050c5SMichael Chan if (netif_running(dev)) { 446c0c050c5SMichael Chan if (BNXT_PF(bp)) { 447c0c050c5SMichael Chan /* TODO CHIMP_FW: Send message to all VF's 448c0c050c5SMichael Chan * before PF unload 449c0c050c5SMichael Chan */ 450c0c050c5SMichael Chan } 451c0c050c5SMichael Chan rc = bnxt_close_nic(bp, true, false); 452c0c050c5SMichael Chan if (rc) { 453c0c050c5SMichael Chan netdev_err(bp->dev, "Set channel failure rc :%x\n", 454c0c050c5SMichael Chan rc); 455c0c050c5SMichael Chan return rc; 456c0c050c5SMichael Chan } 457c0c050c5SMichael Chan } 458c0c050c5SMichael Chan 459068c9ec6SMichael Chan if (sh) { 460068c9ec6SMichael Chan bp->flags |= BNXT_FLAG_SHARED_RINGS; 461d1e7925eSMichael Chan bp->rx_nr_rings = channel->combined_count; 462d1e7925eSMichael Chan bp->tx_nr_rings_per_tc = channel->combined_count; 463068c9ec6SMichael Chan } else { 464068c9ec6SMichael Chan bp->flags &= ~BNXT_FLAG_SHARED_RINGS; 465c0c050c5SMichael Chan bp->rx_nr_rings = channel->rx_count; 466c0c050c5SMichael Chan bp->tx_nr_rings_per_tc = channel->tx_count; 467068c9ec6SMichael Chan } 4685f449249SMichael Chan bp->tx_nr_rings_xdp = tx_xdp; 4695f449249SMichael Chan bp->tx_nr_rings = bp->tx_nr_rings_per_tc + tx_xdp; 470c0c050c5SMichael Chan if (tcs > 1) 4715f449249SMichael Chan bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs + tx_xdp; 472068c9ec6SMichael Chan 473068c9ec6SMichael Chan bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) : 474068c9ec6SMichael Chan bp->tx_nr_rings + bp->rx_nr_rings; 475068c9ec6SMichael Chan 476c0c050c5SMichael Chan bp->num_stat_ctxs = bp->cp_nr_rings; 477c0c050c5SMichael Chan 4782bcfa6f6SMichael Chan /* After changing number of rx channels, update NTUPLE feature. */ 4792bcfa6f6SMichael Chan netdev_update_features(dev); 480c0c050c5SMichael Chan if (netif_running(dev)) { 481c0c050c5SMichael Chan rc = bnxt_open_nic(bp, true, false); 482c0c050c5SMichael Chan if ((!rc) && BNXT_PF(bp)) { 483c0c050c5SMichael Chan /* TODO CHIMP_FW: Send message to all VF's 484c0c050c5SMichael Chan * to renable 485c0c050c5SMichael Chan */ 486c0c050c5SMichael Chan } 487c0c050c5SMichael Chan } 488c0c050c5SMichael Chan 489c0c050c5SMichael Chan return rc; 490c0c050c5SMichael Chan } 491c0c050c5SMichael Chan 492c0c050c5SMichael Chan #ifdef CONFIG_RFS_ACCEL 493c0c050c5SMichael Chan static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd, 494c0c050c5SMichael Chan u32 *rule_locs) 495c0c050c5SMichael Chan { 496c0c050c5SMichael Chan int i, j = 0; 497c0c050c5SMichael Chan 498c0c050c5SMichael Chan cmd->data = bp->ntp_fltr_count; 499c0c050c5SMichael Chan for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { 500c0c050c5SMichael Chan struct hlist_head *head; 501c0c050c5SMichael Chan struct bnxt_ntuple_filter *fltr; 502c0c050c5SMichael Chan 503c0c050c5SMichael Chan head = &bp->ntp_fltr_hash_tbl[i]; 504c0c050c5SMichael Chan rcu_read_lock(); 505c0c050c5SMichael Chan hlist_for_each_entry_rcu(fltr, head, hash) { 506c0c050c5SMichael Chan if (j == cmd->rule_cnt) 507c0c050c5SMichael Chan break; 508c0c050c5SMichael Chan rule_locs[j++] = fltr->sw_id; 509c0c050c5SMichael Chan } 510c0c050c5SMichael Chan rcu_read_unlock(); 511c0c050c5SMichael Chan if (j == cmd->rule_cnt) 512c0c050c5SMichael Chan break; 513c0c050c5SMichael Chan } 514c0c050c5SMichael Chan cmd->rule_cnt = j; 515c0c050c5SMichael Chan return 0; 516c0c050c5SMichael Chan } 517c0c050c5SMichael Chan 518c0c050c5SMichael Chan static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd) 519c0c050c5SMichael Chan { 520c0c050c5SMichael Chan struct ethtool_rx_flow_spec *fs = 521c0c050c5SMichael Chan (struct ethtool_rx_flow_spec *)&cmd->fs; 522c0c050c5SMichael Chan struct bnxt_ntuple_filter *fltr; 523c0c050c5SMichael Chan struct flow_keys *fkeys; 524c0c050c5SMichael Chan int i, rc = -EINVAL; 525c0c050c5SMichael Chan 526b721cfafSstephen hemminger if (fs->location >= BNXT_NTP_FLTR_MAX_FLTR) 527c0c050c5SMichael Chan return rc; 528c0c050c5SMichael Chan 529c0c050c5SMichael Chan for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) { 530c0c050c5SMichael Chan struct hlist_head *head; 531c0c050c5SMichael Chan 532c0c050c5SMichael Chan head = &bp->ntp_fltr_hash_tbl[i]; 533c0c050c5SMichael Chan rcu_read_lock(); 534c0c050c5SMichael Chan hlist_for_each_entry_rcu(fltr, head, hash) { 535c0c050c5SMichael Chan if (fltr->sw_id == fs->location) 536c0c050c5SMichael Chan goto fltr_found; 537c0c050c5SMichael Chan } 538c0c050c5SMichael Chan rcu_read_unlock(); 539c0c050c5SMichael Chan } 540c0c050c5SMichael Chan return rc; 541c0c050c5SMichael Chan 542c0c050c5SMichael Chan fltr_found: 543c0c050c5SMichael Chan fkeys = &fltr->fkeys; 544dda0e746SMichael Chan if (fkeys->basic.n_proto == htons(ETH_P_IP)) { 545c0c050c5SMichael Chan if (fkeys->basic.ip_proto == IPPROTO_TCP) 546c0c050c5SMichael Chan fs->flow_type = TCP_V4_FLOW; 547c0c050c5SMichael Chan else if (fkeys->basic.ip_proto == IPPROTO_UDP) 548c0c050c5SMichael Chan fs->flow_type = UDP_V4_FLOW; 549c0c050c5SMichael Chan else 550c0c050c5SMichael Chan goto fltr_err; 551c0c050c5SMichael Chan 552c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src; 553c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0); 554c0c050c5SMichael Chan 555c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst; 556c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0); 557c0c050c5SMichael Chan 558c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src; 559c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0); 560c0c050c5SMichael Chan 561c0c050c5SMichael Chan fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst; 562c0c050c5SMichael Chan fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0); 563dda0e746SMichael Chan } else { 564dda0e746SMichael Chan int i; 565dda0e746SMichael Chan 566dda0e746SMichael Chan if (fkeys->basic.ip_proto == IPPROTO_TCP) 567dda0e746SMichael Chan fs->flow_type = TCP_V6_FLOW; 568dda0e746SMichael Chan else if (fkeys->basic.ip_proto == IPPROTO_UDP) 569dda0e746SMichael Chan fs->flow_type = UDP_V6_FLOW; 570dda0e746SMichael Chan else 571dda0e746SMichael Chan goto fltr_err; 572dda0e746SMichael Chan 573dda0e746SMichael Chan *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] = 574dda0e746SMichael Chan fkeys->addrs.v6addrs.src; 575dda0e746SMichael Chan *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] = 576dda0e746SMichael Chan fkeys->addrs.v6addrs.dst; 577dda0e746SMichael Chan for (i = 0; i < 4; i++) { 578dda0e746SMichael Chan fs->m_u.tcp_ip6_spec.ip6src[i] = cpu_to_be32(~0); 579dda0e746SMichael Chan fs->m_u.tcp_ip6_spec.ip6dst[i] = cpu_to_be32(~0); 580dda0e746SMichael Chan } 581dda0e746SMichael Chan fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src; 582dda0e746SMichael Chan fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0); 583dda0e746SMichael Chan 584dda0e746SMichael Chan fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst; 585dda0e746SMichael Chan fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0); 586dda0e746SMichael Chan } 587c0c050c5SMichael Chan 588c0c050c5SMichael Chan fs->ring_cookie = fltr->rxq; 589c0c050c5SMichael Chan rc = 0; 590c0c050c5SMichael Chan 591c0c050c5SMichael Chan fltr_err: 592c0c050c5SMichael Chan rcu_read_unlock(); 593c0c050c5SMichael Chan 594c0c050c5SMichael Chan return rc; 595c0c050c5SMichael Chan } 596a011952aSMichael Chan #endif 597a011952aSMichael Chan 598a011952aSMichael Chan static u64 get_ethtool_ipv4_rss(struct bnxt *bp) 599a011952aSMichael Chan { 600a011952aSMichael Chan if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4) 601a011952aSMichael Chan return RXH_IP_SRC | RXH_IP_DST; 602a011952aSMichael Chan return 0; 603a011952aSMichael Chan } 604a011952aSMichael Chan 605a011952aSMichael Chan static u64 get_ethtool_ipv6_rss(struct bnxt *bp) 606a011952aSMichael Chan { 607a011952aSMichael Chan if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6) 608a011952aSMichael Chan return RXH_IP_SRC | RXH_IP_DST; 609a011952aSMichael Chan return 0; 610a011952aSMichael Chan } 611a011952aSMichael Chan 612a011952aSMichael Chan static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) 613a011952aSMichael Chan { 614a011952aSMichael Chan cmd->data = 0; 615a011952aSMichael Chan switch (cmd->flow_type) { 616a011952aSMichael Chan case TCP_V4_FLOW: 617a011952aSMichael Chan if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4) 618a011952aSMichael Chan cmd->data |= RXH_IP_SRC | RXH_IP_DST | 619a011952aSMichael Chan RXH_L4_B_0_1 | RXH_L4_B_2_3; 620a011952aSMichael Chan cmd->data |= get_ethtool_ipv4_rss(bp); 621a011952aSMichael Chan break; 622a011952aSMichael Chan case UDP_V4_FLOW: 623a011952aSMichael Chan if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4) 624a011952aSMichael Chan cmd->data |= RXH_IP_SRC | RXH_IP_DST | 625a011952aSMichael Chan RXH_L4_B_0_1 | RXH_L4_B_2_3; 626a011952aSMichael Chan /* fall through */ 627a011952aSMichael Chan case SCTP_V4_FLOW: 628a011952aSMichael Chan case AH_ESP_V4_FLOW: 629a011952aSMichael Chan case AH_V4_FLOW: 630a011952aSMichael Chan case ESP_V4_FLOW: 631a011952aSMichael Chan case IPV4_FLOW: 632a011952aSMichael Chan cmd->data |= get_ethtool_ipv4_rss(bp); 633a011952aSMichael Chan break; 634a011952aSMichael Chan 635a011952aSMichael Chan case TCP_V6_FLOW: 636a011952aSMichael Chan if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6) 637a011952aSMichael Chan cmd->data |= RXH_IP_SRC | RXH_IP_DST | 638a011952aSMichael Chan RXH_L4_B_0_1 | RXH_L4_B_2_3; 639a011952aSMichael Chan cmd->data |= get_ethtool_ipv6_rss(bp); 640a011952aSMichael Chan break; 641a011952aSMichael Chan case UDP_V6_FLOW: 642a011952aSMichael Chan if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6) 643a011952aSMichael Chan cmd->data |= RXH_IP_SRC | RXH_IP_DST | 644a011952aSMichael Chan RXH_L4_B_0_1 | RXH_L4_B_2_3; 645a011952aSMichael Chan /* fall through */ 646a011952aSMichael Chan case SCTP_V6_FLOW: 647a011952aSMichael Chan case AH_ESP_V6_FLOW: 648a011952aSMichael Chan case AH_V6_FLOW: 649a011952aSMichael Chan case ESP_V6_FLOW: 650a011952aSMichael Chan case IPV6_FLOW: 651a011952aSMichael Chan cmd->data |= get_ethtool_ipv6_rss(bp); 652a011952aSMichael Chan break; 653a011952aSMichael Chan } 654a011952aSMichael Chan return 0; 655a011952aSMichael Chan } 656a011952aSMichael Chan 657a011952aSMichael Chan #define RXH_4TUPLE (RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3) 658a011952aSMichael Chan #define RXH_2TUPLE (RXH_IP_SRC | RXH_IP_DST) 659a011952aSMichael Chan 660a011952aSMichael Chan static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd) 661a011952aSMichael Chan { 662a011952aSMichael Chan u32 rss_hash_cfg = bp->rss_hash_cfg; 663a011952aSMichael Chan int tuple, rc = 0; 664a011952aSMichael Chan 665a011952aSMichael Chan if (cmd->data == RXH_4TUPLE) 666a011952aSMichael Chan tuple = 4; 667a011952aSMichael Chan else if (cmd->data == RXH_2TUPLE) 668a011952aSMichael Chan tuple = 2; 669a011952aSMichael Chan else if (!cmd->data) 670a011952aSMichael Chan tuple = 0; 671a011952aSMichael Chan else 672a011952aSMichael Chan return -EINVAL; 673a011952aSMichael Chan 674a011952aSMichael Chan if (cmd->flow_type == TCP_V4_FLOW) { 675a011952aSMichael Chan rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4; 676a011952aSMichael Chan if (tuple == 4) 677a011952aSMichael Chan rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4; 678a011952aSMichael Chan } else if (cmd->flow_type == UDP_V4_FLOW) { 679a011952aSMichael Chan if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP)) 680a011952aSMichael Chan return -EINVAL; 681a011952aSMichael Chan rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4; 682a011952aSMichael Chan if (tuple == 4) 683a011952aSMichael Chan rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4; 684a011952aSMichael Chan } else if (cmd->flow_type == TCP_V6_FLOW) { 685a011952aSMichael Chan rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6; 686a011952aSMichael Chan if (tuple == 4) 687a011952aSMichael Chan rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6; 688a011952aSMichael Chan } else if (cmd->flow_type == UDP_V6_FLOW) { 689a011952aSMichael Chan if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP)) 690a011952aSMichael Chan return -EINVAL; 691a011952aSMichael Chan rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; 692a011952aSMichael Chan if (tuple == 4) 693a011952aSMichael Chan rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; 694a011952aSMichael Chan } else if (tuple == 4) { 695a011952aSMichael Chan return -EINVAL; 696a011952aSMichael Chan } 697a011952aSMichael Chan 698a011952aSMichael Chan switch (cmd->flow_type) { 699a011952aSMichael Chan case TCP_V4_FLOW: 700a011952aSMichael Chan case UDP_V4_FLOW: 701a011952aSMichael Chan case SCTP_V4_FLOW: 702a011952aSMichael Chan case AH_ESP_V4_FLOW: 703a011952aSMichael Chan case AH_V4_FLOW: 704a011952aSMichael Chan case ESP_V4_FLOW: 705a011952aSMichael Chan case IPV4_FLOW: 706a011952aSMichael Chan if (tuple == 2) 707a011952aSMichael Chan rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4; 708a011952aSMichael Chan else if (!tuple) 709a011952aSMichael Chan rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4; 710a011952aSMichael Chan break; 711a011952aSMichael Chan 712a011952aSMichael Chan case TCP_V6_FLOW: 713a011952aSMichael Chan case UDP_V6_FLOW: 714a011952aSMichael Chan case SCTP_V6_FLOW: 715a011952aSMichael Chan case AH_ESP_V6_FLOW: 716a011952aSMichael Chan case AH_V6_FLOW: 717a011952aSMichael Chan case ESP_V6_FLOW: 718a011952aSMichael Chan case IPV6_FLOW: 719a011952aSMichael Chan if (tuple == 2) 720a011952aSMichael Chan rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6; 721a011952aSMichael Chan else if (!tuple) 722a011952aSMichael Chan rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6; 723a011952aSMichael Chan break; 724a011952aSMichael Chan } 725a011952aSMichael Chan 726a011952aSMichael Chan if (bp->rss_hash_cfg == rss_hash_cfg) 727a011952aSMichael Chan return 0; 728a011952aSMichael Chan 729a011952aSMichael Chan bp->rss_hash_cfg = rss_hash_cfg; 730a011952aSMichael Chan if (netif_running(bp->dev)) { 731a011952aSMichael Chan bnxt_close_nic(bp, false, false); 732a011952aSMichael Chan rc = bnxt_open_nic(bp, false, false); 733a011952aSMichael Chan } 734a011952aSMichael Chan return rc; 735a011952aSMichael Chan } 736c0c050c5SMichael Chan 737c0c050c5SMichael Chan static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, 738c0c050c5SMichael Chan u32 *rule_locs) 739c0c050c5SMichael Chan { 740c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 741c0c050c5SMichael Chan int rc = 0; 742c0c050c5SMichael Chan 743c0c050c5SMichael Chan switch (cmd->cmd) { 744a011952aSMichael Chan #ifdef CONFIG_RFS_ACCEL 745c0c050c5SMichael Chan case ETHTOOL_GRXRINGS: 746c0c050c5SMichael Chan cmd->data = bp->rx_nr_rings; 747c0c050c5SMichael Chan break; 748c0c050c5SMichael Chan 749c0c050c5SMichael Chan case ETHTOOL_GRXCLSRLCNT: 750c0c050c5SMichael Chan cmd->rule_cnt = bp->ntp_fltr_count; 751c0c050c5SMichael Chan cmd->data = BNXT_NTP_FLTR_MAX_FLTR; 752c0c050c5SMichael Chan break; 753c0c050c5SMichael Chan 754c0c050c5SMichael Chan case ETHTOOL_GRXCLSRLALL: 755c0c050c5SMichael Chan rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs); 756c0c050c5SMichael Chan break; 757c0c050c5SMichael Chan 758c0c050c5SMichael Chan case ETHTOOL_GRXCLSRULE: 759c0c050c5SMichael Chan rc = bnxt_grxclsrule(bp, cmd); 760c0c050c5SMichael Chan break; 761a011952aSMichael Chan #endif 762a011952aSMichael Chan 763a011952aSMichael Chan case ETHTOOL_GRXFH: 764a011952aSMichael Chan rc = bnxt_grxfh(bp, cmd); 765a011952aSMichael Chan break; 766c0c050c5SMichael Chan 767c0c050c5SMichael Chan default: 768c0c050c5SMichael Chan rc = -EOPNOTSUPP; 769c0c050c5SMichael Chan break; 770c0c050c5SMichael Chan } 771c0c050c5SMichael Chan 772c0c050c5SMichael Chan return rc; 773c0c050c5SMichael Chan } 774a011952aSMichael Chan 775a011952aSMichael Chan static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) 776a011952aSMichael Chan { 777a011952aSMichael Chan struct bnxt *bp = netdev_priv(dev); 778a011952aSMichael Chan int rc; 779a011952aSMichael Chan 780a011952aSMichael Chan switch (cmd->cmd) { 781a011952aSMichael Chan case ETHTOOL_SRXFH: 782a011952aSMichael Chan rc = bnxt_srxfh(bp, cmd); 783a011952aSMichael Chan break; 784a011952aSMichael Chan 785a011952aSMichael Chan default: 786a011952aSMichael Chan rc = -EOPNOTSUPP; 787a011952aSMichael Chan break; 788a011952aSMichael Chan } 789a011952aSMichael Chan return rc; 790a011952aSMichael Chan } 791c0c050c5SMichael Chan 792c0c050c5SMichael Chan static u32 bnxt_get_rxfh_indir_size(struct net_device *dev) 793c0c050c5SMichael Chan { 794c0c050c5SMichael Chan return HW_HASH_INDEX_SIZE; 795c0c050c5SMichael Chan } 796c0c050c5SMichael Chan 797c0c050c5SMichael Chan static u32 bnxt_get_rxfh_key_size(struct net_device *dev) 798c0c050c5SMichael Chan { 799c0c050c5SMichael Chan return HW_HASH_KEY_SIZE; 800c0c050c5SMichael Chan } 801c0c050c5SMichael Chan 802c0c050c5SMichael Chan static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, 803c0c050c5SMichael Chan u8 *hfunc) 804c0c050c5SMichael Chan { 805c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 806c0c050c5SMichael Chan struct bnxt_vnic_info *vnic = &bp->vnic_info[0]; 807c0c050c5SMichael Chan int i = 0; 808c0c050c5SMichael Chan 809c0c050c5SMichael Chan if (hfunc) 810c0c050c5SMichael Chan *hfunc = ETH_RSS_HASH_TOP; 811c0c050c5SMichael Chan 812c0c050c5SMichael Chan if (indir) 813c0c050c5SMichael Chan for (i = 0; i < HW_HASH_INDEX_SIZE; i++) 814c0c050c5SMichael Chan indir[i] = le16_to_cpu(vnic->rss_table[i]); 815c0c050c5SMichael Chan 816c0c050c5SMichael Chan if (key) 817c0c050c5SMichael Chan memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE); 818c0c050c5SMichael Chan 819c0c050c5SMichael Chan return 0; 820c0c050c5SMichael Chan } 821c0c050c5SMichael Chan 822c0c050c5SMichael Chan static void bnxt_get_drvinfo(struct net_device *dev, 823c0c050c5SMichael Chan struct ethtool_drvinfo *info) 824c0c050c5SMichael Chan { 825c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 8263ebf6f0aSRob Swindell char *pkglog; 8273ebf6f0aSRob Swindell char *pkgver = NULL; 828c0c050c5SMichael Chan 8293ebf6f0aSRob Swindell pkglog = kmalloc(BNX_PKG_LOG_MAX_LENGTH, GFP_KERNEL); 8303ebf6f0aSRob Swindell if (pkglog) 8313ebf6f0aSRob Swindell pkgver = bnxt_get_pkgver(dev, pkglog, BNX_PKG_LOG_MAX_LENGTH); 832c0c050c5SMichael Chan strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver)); 833c0c050c5SMichael Chan strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version)); 8343ebf6f0aSRob Swindell if (pkgver && *pkgver != 0 && isdigit(*pkgver)) 8353ebf6f0aSRob Swindell snprintf(info->fw_version, sizeof(info->fw_version) - 1, 8363ebf6f0aSRob Swindell "%s pkg %s", bp->fw_ver_str, pkgver); 8373ebf6f0aSRob Swindell else 8383ebf6f0aSRob Swindell strlcpy(info->fw_version, bp->fw_ver_str, 8393ebf6f0aSRob Swindell sizeof(info->fw_version)); 840c0c050c5SMichael Chan strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info)); 8415c8227d0SMichael Chan info->n_stats = bnxt_get_num_stats(bp); 842eb513658SMichael Chan info->testinfo_len = bp->num_tests; 843c0c050c5SMichael Chan /* TODO CHIMP_FW: eeprom dump details */ 844c0c050c5SMichael Chan info->eedump_len = 0; 845c0c050c5SMichael Chan /* TODO CHIMP FW: reg dump details */ 846c0c050c5SMichael Chan info->regdump_len = 0; 8473ebf6f0aSRob Swindell kfree(pkglog); 848c0c050c5SMichael Chan } 849c0c050c5SMichael Chan 8508e202366SMichael Chan static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 8518e202366SMichael Chan { 8528e202366SMichael Chan struct bnxt *bp = netdev_priv(dev); 8538e202366SMichael Chan 8548e202366SMichael Chan wol->supported = 0; 8558e202366SMichael Chan wol->wolopts = 0; 8568e202366SMichael Chan memset(&wol->sopass, 0, sizeof(wol->sopass)); 8578e202366SMichael Chan if (bp->flags & BNXT_FLAG_WOL_CAP) { 8588e202366SMichael Chan wol->supported = WAKE_MAGIC; 8598e202366SMichael Chan if (bp->wol) 8608e202366SMichael Chan wol->wolopts = WAKE_MAGIC; 8618e202366SMichael Chan } 8628e202366SMichael Chan } 8638e202366SMichael Chan 8645282db6cSMichael Chan static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 8655282db6cSMichael Chan { 8665282db6cSMichael Chan struct bnxt *bp = netdev_priv(dev); 8675282db6cSMichael Chan 8685282db6cSMichael Chan if (wol->wolopts & ~WAKE_MAGIC) 8695282db6cSMichael Chan return -EINVAL; 8705282db6cSMichael Chan 8715282db6cSMichael Chan if (wol->wolopts & WAKE_MAGIC) { 8725282db6cSMichael Chan if (!(bp->flags & BNXT_FLAG_WOL_CAP)) 8735282db6cSMichael Chan return -EINVAL; 8745282db6cSMichael Chan if (!bp->wol) { 8755282db6cSMichael Chan if (bnxt_hwrm_alloc_wol_fltr(bp)) 8765282db6cSMichael Chan return -EBUSY; 8775282db6cSMichael Chan bp->wol = 1; 8785282db6cSMichael Chan } 8795282db6cSMichael Chan } else { 8805282db6cSMichael Chan if (bp->wol) { 8815282db6cSMichael Chan if (bnxt_hwrm_free_wol_fltr(bp)) 8825282db6cSMichael Chan return -EBUSY; 8835282db6cSMichael Chan bp->wol = 0; 8845282db6cSMichael Chan } 8855282db6cSMichael Chan } 8865282db6cSMichael Chan return 0; 8875282db6cSMichael Chan } 8885282db6cSMichael Chan 889170ce013SMichael Chan u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause) 890c0c050c5SMichael Chan { 891c0c050c5SMichael Chan u32 speed_mask = 0; 892c0c050c5SMichael Chan 893c0c050c5SMichael Chan /* TODO: support 25GB, 40GB, 50GB with different cable type */ 894c0c050c5SMichael Chan /* set the advertised speeds */ 895c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB) 896c0c050c5SMichael Chan speed_mask |= ADVERTISED_100baseT_Full; 897c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB) 898c0c050c5SMichael Chan speed_mask |= ADVERTISED_1000baseT_Full; 899c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB) 900c0c050c5SMichael Chan speed_mask |= ADVERTISED_2500baseX_Full; 901c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB) 902c0c050c5SMichael Chan speed_mask |= ADVERTISED_10000baseT_Full; 903c0c050c5SMichael Chan if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB) 9041c49c421SMichael Chan speed_mask |= ADVERTISED_40000baseCR4_Full; 90527c4d578SMichael Chan 90627c4d578SMichael Chan if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH) 90727c4d578SMichael Chan speed_mask |= ADVERTISED_Pause; 90827c4d578SMichael Chan else if (fw_pause & BNXT_LINK_PAUSE_TX) 90927c4d578SMichael Chan speed_mask |= ADVERTISED_Asym_Pause; 91027c4d578SMichael Chan else if (fw_pause & BNXT_LINK_PAUSE_RX) 91127c4d578SMichael Chan speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; 91227c4d578SMichael Chan 913c0c050c5SMichael Chan return speed_mask; 914c0c050c5SMichael Chan } 915c0c050c5SMichael Chan 91600c04a92SMichael Chan #define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\ 91700c04a92SMichael Chan { \ 91800c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB) \ 91900c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 92000c04a92SMichael Chan 100baseT_Full); \ 92100c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB) \ 92200c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 92300c04a92SMichael Chan 1000baseT_Full); \ 92400c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB) \ 92500c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 92600c04a92SMichael Chan 10000baseT_Full); \ 92700c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB) \ 92800c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 92900c04a92SMichael Chan 25000baseCR_Full); \ 93000c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB) \ 93100c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 93200c04a92SMichael Chan 40000baseCR4_Full);\ 93300c04a92SMichael Chan if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB) \ 93400c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 93500c04a92SMichael Chan 50000baseCR2_Full);\ 93638a21b34SDeepak Khungar if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100GB) \ 93738a21b34SDeepak Khungar ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 93838a21b34SDeepak Khungar 100000baseCR4_Full);\ 93900c04a92SMichael Chan if ((fw_pause) & BNXT_LINK_PAUSE_RX) { \ 94000c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 94100c04a92SMichael Chan Pause); \ 94200c04a92SMichael Chan if (!((fw_pause) & BNXT_LINK_PAUSE_TX)) \ 94300c04a92SMichael Chan ethtool_link_ksettings_add_link_mode( \ 94400c04a92SMichael Chan lk_ksettings, name, Asym_Pause);\ 94500c04a92SMichael Chan } else if ((fw_pause) & BNXT_LINK_PAUSE_TX) { \ 94600c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\ 94700c04a92SMichael Chan Asym_Pause); \ 94800c04a92SMichael Chan } \ 94900c04a92SMichael Chan } 95000c04a92SMichael Chan 95100c04a92SMichael Chan #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name) \ 95200c04a92SMichael Chan { \ 95300c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 95400c04a92SMichael Chan 100baseT_Full) || \ 95500c04a92SMichael Chan ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 95600c04a92SMichael Chan 100baseT_Half)) \ 95700c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB; \ 95800c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 95900c04a92SMichael Chan 1000baseT_Full) || \ 96000c04a92SMichael Chan ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 96100c04a92SMichael Chan 1000baseT_Half)) \ 96200c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB; \ 96300c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 96400c04a92SMichael Chan 10000baseT_Full)) \ 96500c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB; \ 96600c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 96700c04a92SMichael Chan 25000baseCR_Full)) \ 96800c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB; \ 96900c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 97000c04a92SMichael Chan 40000baseCR4_Full)) \ 97100c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB; \ 97200c04a92SMichael Chan if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 97300c04a92SMichael Chan 50000baseCR2_Full)) \ 97400c04a92SMichael Chan (fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB; \ 97538a21b34SDeepak Khungar if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \ 97638a21b34SDeepak Khungar 100000baseCR4_Full)) \ 97738a21b34SDeepak Khungar (fw_speeds) |= BNXT_LINK_SPEED_MSK_100GB; \ 97800c04a92SMichael Chan } 97900c04a92SMichael Chan 98000c04a92SMichael Chan static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info, 98100c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 98227c4d578SMichael Chan { 98368515a18SMichael Chan u16 fw_speeds = link_info->advertising; 98427c4d578SMichael Chan u8 fw_pause = 0; 98527c4d578SMichael Chan 98627c4d578SMichael Chan if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 98727c4d578SMichael Chan fw_pause = link_info->auto_pause_setting; 98827c4d578SMichael Chan 98900c04a92SMichael Chan BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising); 99027c4d578SMichael Chan } 99127c4d578SMichael Chan 99200c04a92SMichael Chan static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info, 99300c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 9943277360eSMichael Chan { 9953277360eSMichael Chan u16 fw_speeds = link_info->lp_auto_link_speeds; 9963277360eSMichael Chan u8 fw_pause = 0; 9973277360eSMichael Chan 9983277360eSMichael Chan if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 9993277360eSMichael Chan fw_pause = link_info->lp_pause; 10003277360eSMichael Chan 100100c04a92SMichael Chan BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, 100200c04a92SMichael Chan lp_advertising); 10033277360eSMichael Chan } 10043277360eSMichael Chan 100500c04a92SMichael Chan static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info, 100600c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 10074b32caccSMichael Chan { 10084b32caccSMichael Chan u16 fw_speeds = link_info->support_speeds; 10094b32caccSMichael Chan 101000c04a92SMichael Chan BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported); 10114b32caccSMichael Chan 101200c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause); 101300c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 101400c04a92SMichael Chan Asym_Pause); 101593ed8117SMichael Chan 101600c04a92SMichael Chan if (link_info->support_auto_speeds) 101700c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 101800c04a92SMichael Chan Autoneg); 101993ed8117SMichael Chan } 102093ed8117SMichael Chan 1021c0c050c5SMichael Chan u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed) 1022c0c050c5SMichael Chan { 1023c0c050c5SMichael Chan switch (fw_link_speed) { 1024c0c050c5SMichael Chan case BNXT_LINK_SPEED_100MB: 1025c0c050c5SMichael Chan return SPEED_100; 1026c0c050c5SMichael Chan case BNXT_LINK_SPEED_1GB: 1027c0c050c5SMichael Chan return SPEED_1000; 1028c0c050c5SMichael Chan case BNXT_LINK_SPEED_2_5GB: 1029c0c050c5SMichael Chan return SPEED_2500; 1030c0c050c5SMichael Chan case BNXT_LINK_SPEED_10GB: 1031c0c050c5SMichael Chan return SPEED_10000; 1032c0c050c5SMichael Chan case BNXT_LINK_SPEED_20GB: 1033c0c050c5SMichael Chan return SPEED_20000; 1034c0c050c5SMichael Chan case BNXT_LINK_SPEED_25GB: 1035c0c050c5SMichael Chan return SPEED_25000; 1036c0c050c5SMichael Chan case BNXT_LINK_SPEED_40GB: 1037c0c050c5SMichael Chan return SPEED_40000; 1038c0c050c5SMichael Chan case BNXT_LINK_SPEED_50GB: 1039c0c050c5SMichael Chan return SPEED_50000; 104038a21b34SDeepak Khungar case BNXT_LINK_SPEED_100GB: 104138a21b34SDeepak Khungar return SPEED_100000; 1042c0c050c5SMichael Chan default: 1043c0c050c5SMichael Chan return SPEED_UNKNOWN; 1044c0c050c5SMichael Chan } 1045c0c050c5SMichael Chan } 1046c0c050c5SMichael Chan 104700c04a92SMichael Chan static int bnxt_get_link_ksettings(struct net_device *dev, 104800c04a92SMichael Chan struct ethtool_link_ksettings *lk_ksettings) 1049c0c050c5SMichael Chan { 1050c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1051c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 105200c04a92SMichael Chan struct ethtool_link_settings *base = &lk_ksettings->base; 105300c04a92SMichael Chan u32 ethtool_speed; 1054c0c050c5SMichael Chan 105500c04a92SMichael Chan ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported); 105600c04a92SMichael Chan bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings); 1057c0c050c5SMichael Chan 105800c04a92SMichael Chan ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising); 1059b763499eSMichael Chan if (link_info->autoneg) { 106000c04a92SMichael Chan bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings); 106100c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, 106200c04a92SMichael Chan advertising, Autoneg); 106300c04a92SMichael Chan base->autoneg = AUTONEG_ENABLE; 10643277360eSMichael Chan if (link_info->phy_link_status == BNXT_LINK_LINK) 106500c04a92SMichael Chan bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings); 106629c262feSMichael Chan ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed); 106729c262feSMichael Chan if (!netif_carrier_ok(dev)) 106800c04a92SMichael Chan base->duplex = DUPLEX_UNKNOWN; 106929c262feSMichael Chan else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL) 107000c04a92SMichael Chan base->duplex = DUPLEX_FULL; 107129c262feSMichael Chan else 107200c04a92SMichael Chan base->duplex = DUPLEX_HALF; 1073c0c050c5SMichael Chan } else { 107400c04a92SMichael Chan base->autoneg = AUTONEG_DISABLE; 107529c262feSMichael Chan ethtool_speed = 107629c262feSMichael Chan bnxt_fw_to_ethtool_speed(link_info->req_link_speed); 107700c04a92SMichael Chan base->duplex = DUPLEX_HALF; 107829c262feSMichael Chan if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL) 107900c04a92SMichael Chan base->duplex = DUPLEX_FULL; 1080c0c050c5SMichael Chan } 108100c04a92SMichael Chan base->speed = ethtool_speed; 1082c0c050c5SMichael Chan 108300c04a92SMichael Chan base->port = PORT_NONE; 1084c0c050c5SMichael Chan if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { 108500c04a92SMichael Chan base->port = PORT_TP; 108600c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 108700c04a92SMichael Chan TP); 108800c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising, 108900c04a92SMichael Chan TP); 1090c0c050c5SMichael Chan } else { 109100c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, 109200c04a92SMichael Chan FIBRE); 109300c04a92SMichael Chan ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising, 109400c04a92SMichael Chan FIBRE); 1095c0c050c5SMichael Chan 1096c0c050c5SMichael Chan if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC) 109700c04a92SMichael Chan base->port = PORT_DA; 1098c0c050c5SMichael Chan else if (link_info->media_type == 1099c0c050c5SMichael Chan PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE) 110000c04a92SMichael Chan base->port = PORT_FIBRE; 1101c0c050c5SMichael Chan } 110200c04a92SMichael Chan base->phy_address = link_info->phy_addr; 1103c0c050c5SMichael Chan 1104c0c050c5SMichael Chan return 0; 1105c0c050c5SMichael Chan } 1106c0c050c5SMichael Chan 110738a21b34SDeepak Khungar static u32 bnxt_get_fw_speed(struct net_device *dev, u32 ethtool_speed) 1108c0c050c5SMichael Chan { 11099d9cee08SMichael Chan struct bnxt *bp = netdev_priv(dev); 11109d9cee08SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 11119d9cee08SMichael Chan u16 support_spds = link_info->support_speeds; 11129d9cee08SMichael Chan u32 fw_speed = 0; 11139d9cee08SMichael Chan 1114c0c050c5SMichael Chan switch (ethtool_speed) { 1115c0c050c5SMichael Chan case SPEED_100: 11169d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_100MB) 11179d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB; 11189d9cee08SMichael Chan break; 1119c0c050c5SMichael Chan case SPEED_1000: 11209d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_1GB) 11219d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB; 11229d9cee08SMichael Chan break; 1123c0c050c5SMichael Chan case SPEED_2500: 11249d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB) 11259d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB; 11269d9cee08SMichael Chan break; 1127c0c050c5SMichael Chan case SPEED_10000: 11289d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_10GB) 11299d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB; 11309d9cee08SMichael Chan break; 1131c0c050c5SMichael Chan case SPEED_20000: 11329d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_20GB) 11339d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB; 11349d9cee08SMichael Chan break; 1135c0c050c5SMichael Chan case SPEED_25000: 11369d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_25GB) 11379d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB; 11389d9cee08SMichael Chan break; 1139c0c050c5SMichael Chan case SPEED_40000: 11409d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_40GB) 11419d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB; 11429d9cee08SMichael Chan break; 1143c0c050c5SMichael Chan case SPEED_50000: 11449d9cee08SMichael Chan if (support_spds & BNXT_LINK_SPEED_MSK_50GB) 11459d9cee08SMichael Chan fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB; 11469d9cee08SMichael Chan break; 114738a21b34SDeepak Khungar case SPEED_100000: 114838a21b34SDeepak Khungar if (support_spds & BNXT_LINK_SPEED_MSK_100GB) 114938a21b34SDeepak Khungar fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100GB; 115038a21b34SDeepak Khungar break; 1151c0c050c5SMichael Chan default: 1152c0c050c5SMichael Chan netdev_err(dev, "unsupported speed!\n"); 1153c0c050c5SMichael Chan break; 1154c0c050c5SMichael Chan } 11559d9cee08SMichael Chan return fw_speed; 1156c0c050c5SMichael Chan } 1157c0c050c5SMichael Chan 1158939f7f0cSMichael Chan u16 bnxt_get_fw_auto_link_speeds(u32 advertising) 1159c0c050c5SMichael Chan { 1160c0c050c5SMichael Chan u16 fw_speed_mask = 0; 1161c0c050c5SMichael Chan 1162c0c050c5SMichael Chan /* only support autoneg at speed 100, 1000, and 10000 */ 1163c0c050c5SMichael Chan if (advertising & (ADVERTISED_100baseT_Full | 1164c0c050c5SMichael Chan ADVERTISED_100baseT_Half)) { 1165c0c050c5SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB; 1166c0c050c5SMichael Chan } 1167c0c050c5SMichael Chan if (advertising & (ADVERTISED_1000baseT_Full | 1168c0c050c5SMichael Chan ADVERTISED_1000baseT_Half)) { 1169c0c050c5SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB; 1170c0c050c5SMichael Chan } 1171c0c050c5SMichael Chan if (advertising & ADVERTISED_10000baseT_Full) 1172c0c050c5SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB; 1173c0c050c5SMichael Chan 11741c49c421SMichael Chan if (advertising & ADVERTISED_40000baseCR4_Full) 11751c49c421SMichael Chan fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB; 11761c49c421SMichael Chan 1177c0c050c5SMichael Chan return fw_speed_mask; 1178c0c050c5SMichael Chan } 1179c0c050c5SMichael Chan 118000c04a92SMichael Chan static int bnxt_set_link_ksettings(struct net_device *dev, 118100c04a92SMichael Chan const struct ethtool_link_ksettings *lk_ksettings) 1182c0c050c5SMichael Chan { 1183c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1184c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 118500c04a92SMichael Chan const struct ethtool_link_settings *base = &lk_ksettings->base; 1186c0c050c5SMichael Chan bool set_pause = false; 118768515a18SMichael Chan u16 fw_advertising = 0; 118868515a18SMichael Chan u32 speed; 118900c04a92SMichael Chan int rc = 0; 1190c0c050c5SMichael Chan 1191567b2abeSSatish Baddipadige if (!BNXT_SINGLE_PF(bp)) 119200c04a92SMichael Chan return -EOPNOTSUPP; 1193c0c050c5SMichael Chan 119400c04a92SMichael Chan if (base->autoneg == AUTONEG_ENABLE) { 119500c04a92SMichael Chan BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings, 119600c04a92SMichael Chan advertising); 1197c0c050c5SMichael Chan link_info->autoneg |= BNXT_AUTONEG_SPEED; 1198c0c050c5SMichael Chan if (!fw_advertising) 119993ed8117SMichael Chan link_info->advertising = link_info->support_auto_speeds; 1200c0c050c5SMichael Chan else 1201c0c050c5SMichael Chan link_info->advertising = fw_advertising; 1202c0c050c5SMichael Chan /* any change to autoneg will cause link change, therefore the 1203c0c050c5SMichael Chan * driver should put back the original pause setting in autoneg 1204c0c050c5SMichael Chan */ 1205c0c050c5SMichael Chan set_pause = true; 1206c0c050c5SMichael Chan } else { 12079d9cee08SMichael Chan u16 fw_speed; 120803efbec0SMichael Chan u8 phy_type = link_info->phy_type; 12099d9cee08SMichael Chan 121003efbec0SMichael Chan if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET || 121103efbec0SMichael Chan phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE || 121203efbec0SMichael Chan link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) { 121303efbec0SMichael Chan netdev_err(dev, "10GBase-T devices must autoneg\n"); 121403efbec0SMichael Chan rc = -EINVAL; 121503efbec0SMichael Chan goto set_setting_exit; 121603efbec0SMichael Chan } 121700c04a92SMichael Chan if (base->duplex == DUPLEX_HALF) { 1218c0c050c5SMichael Chan netdev_err(dev, "HALF DUPLEX is not supported!\n"); 1219c0c050c5SMichael Chan rc = -EINVAL; 1220c0c050c5SMichael Chan goto set_setting_exit; 1221c0c050c5SMichael Chan } 122200c04a92SMichael Chan speed = base->speed; 12239d9cee08SMichael Chan fw_speed = bnxt_get_fw_speed(dev, speed); 12249d9cee08SMichael Chan if (!fw_speed) { 12259d9cee08SMichael Chan rc = -EINVAL; 12269d9cee08SMichael Chan goto set_setting_exit; 12279d9cee08SMichael Chan } 12289d9cee08SMichael Chan link_info->req_link_speed = fw_speed; 1229c0c050c5SMichael Chan link_info->req_duplex = BNXT_LINK_DUPLEX_FULL; 1230b763499eSMichael Chan link_info->autoneg = 0; 1231c0c050c5SMichael Chan link_info->advertising = 0; 1232c0c050c5SMichael Chan } 1233c0c050c5SMichael Chan 1234c0c050c5SMichael Chan if (netif_running(dev)) 1235939f7f0cSMichael Chan rc = bnxt_hwrm_set_link_setting(bp, set_pause, false); 1236c0c050c5SMichael Chan 1237c0c050c5SMichael Chan set_setting_exit: 1238c0c050c5SMichael Chan return rc; 1239c0c050c5SMichael Chan } 1240c0c050c5SMichael Chan 1241c0c050c5SMichael Chan static void bnxt_get_pauseparam(struct net_device *dev, 1242c0c050c5SMichael Chan struct ethtool_pauseparam *epause) 1243c0c050c5SMichael Chan { 1244c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1245c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 1246c0c050c5SMichael Chan 1247c0c050c5SMichael Chan if (BNXT_VF(bp)) 1248c0c050c5SMichael Chan return; 1249b763499eSMichael Chan epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL); 12503c02d1bbSMichael Chan epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX); 12513c02d1bbSMichael Chan epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); 1252c0c050c5SMichael Chan } 1253c0c050c5SMichael Chan 1254c0c050c5SMichael Chan static int bnxt_set_pauseparam(struct net_device *dev, 1255c0c050c5SMichael Chan struct ethtool_pauseparam *epause) 1256c0c050c5SMichael Chan { 1257c0c050c5SMichael Chan int rc = 0; 1258c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1259c0c050c5SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 1260c0c050c5SMichael Chan 1261567b2abeSSatish Baddipadige if (!BNXT_SINGLE_PF(bp)) 126275362a3fSMichael Chan return -EOPNOTSUPP; 1263c0c050c5SMichael Chan 1264c0c050c5SMichael Chan if (epause->autoneg) { 1265b763499eSMichael Chan if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) 1266b763499eSMichael Chan return -EINVAL; 1267b763499eSMichael Chan 1268c0c050c5SMichael Chan link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL; 1269c9ee9516SMichael Chan if (bp->hwrm_spec_code >= 0x10201) 1270c9ee9516SMichael Chan link_info->req_flow_ctrl = 1271c9ee9516SMichael Chan PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE; 1272c0c050c5SMichael Chan } else { 1273c0c050c5SMichael Chan /* when transition from auto pause to force pause, 1274c0c050c5SMichael Chan * force a link change 1275c0c050c5SMichael Chan */ 1276c0c050c5SMichael Chan if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL) 1277c0c050c5SMichael Chan link_info->force_link_chng = true; 1278c0c050c5SMichael Chan link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL; 1279c9ee9516SMichael Chan link_info->req_flow_ctrl = 0; 1280c0c050c5SMichael Chan } 1281c0c050c5SMichael Chan if (epause->rx_pause) 1282c0c050c5SMichael Chan link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX; 1283c0c050c5SMichael Chan 1284c0c050c5SMichael Chan if (epause->tx_pause) 1285c0c050c5SMichael Chan link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX; 1286c0c050c5SMichael Chan 1287c0c050c5SMichael Chan if (netif_running(dev)) 1288c0c050c5SMichael Chan rc = bnxt_hwrm_set_pause(bp); 1289c0c050c5SMichael Chan return rc; 1290c0c050c5SMichael Chan } 1291c0c050c5SMichael Chan 1292c0c050c5SMichael Chan static u32 bnxt_get_link(struct net_device *dev) 1293c0c050c5SMichael Chan { 1294c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1295c0c050c5SMichael Chan 1296c0c050c5SMichael Chan /* TODO: handle MF, VF, driver close case */ 1297c0c050c5SMichael Chan return bp->link_info.link_up; 1298c0c050c5SMichael Chan } 1299c0c050c5SMichael Chan 13005ac67d8bSRob Swindell static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal, 13015ac67d8bSRob Swindell u16 ext, u16 *index, u32 *item_length, 13025ac67d8bSRob Swindell u32 *data_length); 13035ac67d8bSRob Swindell 1304c0c050c5SMichael Chan static int bnxt_flash_nvram(struct net_device *dev, 1305c0c050c5SMichael Chan u16 dir_type, 1306c0c050c5SMichael Chan u16 dir_ordinal, 1307c0c050c5SMichael Chan u16 dir_ext, 1308c0c050c5SMichael Chan u16 dir_attr, 1309c0c050c5SMichael Chan const u8 *data, 1310c0c050c5SMichael Chan size_t data_len) 1311c0c050c5SMichael Chan { 1312c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1313c0c050c5SMichael Chan int rc; 1314c0c050c5SMichael Chan struct hwrm_nvm_write_input req = {0}; 1315c0c050c5SMichael Chan dma_addr_t dma_handle; 1316c0c050c5SMichael Chan u8 *kmem; 1317c0c050c5SMichael Chan 1318c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1); 1319c0c050c5SMichael Chan 1320c0c050c5SMichael Chan req.dir_type = cpu_to_le16(dir_type); 1321c0c050c5SMichael Chan req.dir_ordinal = cpu_to_le16(dir_ordinal); 1322c0c050c5SMichael Chan req.dir_ext = cpu_to_le16(dir_ext); 1323c0c050c5SMichael Chan req.dir_attr = cpu_to_le16(dir_attr); 1324c0c050c5SMichael Chan req.dir_data_length = cpu_to_le32(data_len); 1325c0c050c5SMichael Chan 1326c0c050c5SMichael Chan kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle, 1327c0c050c5SMichael Chan GFP_KERNEL); 1328c0c050c5SMichael Chan if (!kmem) { 1329c0c050c5SMichael Chan netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1330c0c050c5SMichael Chan (unsigned)data_len); 1331c0c050c5SMichael Chan return -ENOMEM; 1332c0c050c5SMichael Chan } 1333c0c050c5SMichael Chan memcpy(kmem, data, data_len); 1334c0c050c5SMichael Chan req.host_src_addr = cpu_to_le64(dma_handle); 1335c0c050c5SMichael Chan 1336c0c050c5SMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT); 1337c0c050c5SMichael Chan dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle); 1338c0c050c5SMichael Chan 1339c0c050c5SMichael Chan return rc; 1340c0c050c5SMichael Chan } 1341c0c050c5SMichael Chan 1342d2d6318cSRob Swindell static int bnxt_firmware_reset(struct net_device *dev, 1343d2d6318cSRob Swindell u16 dir_type) 1344d2d6318cSRob Swindell { 1345d2d6318cSRob Swindell struct bnxt *bp = netdev_priv(dev); 1346d2d6318cSRob Swindell struct hwrm_fw_reset_input req = {0}; 1347d2d6318cSRob Swindell 1348d2d6318cSRob Swindell bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1); 1349d2d6318cSRob Swindell 1350d2d6318cSRob Swindell /* TODO: Support ASAP ChiMP self-reset (e.g. upon PF driver unload) */ 1351d2d6318cSRob Swindell /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */ 1352d2d6318cSRob Swindell /* (e.g. when firmware isn't already running) */ 1353d2d6318cSRob Swindell switch (dir_type) { 1354d2d6318cSRob Swindell case BNX_DIR_TYPE_CHIMP_PATCH: 1355d2d6318cSRob Swindell case BNX_DIR_TYPE_BOOTCODE: 1356d2d6318cSRob Swindell case BNX_DIR_TYPE_BOOTCODE_2: 1357d2d6318cSRob Swindell req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT; 1358d2d6318cSRob Swindell /* Self-reset ChiMP upon next PCIe reset: */ 1359d2d6318cSRob Swindell req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; 1360d2d6318cSRob Swindell break; 1361d2d6318cSRob Swindell case BNX_DIR_TYPE_APE_FW: 1362d2d6318cSRob Swindell case BNX_DIR_TYPE_APE_PATCH: 1363d2d6318cSRob Swindell req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT; 136408141e0bSRob Swindell /* Self-reset APE upon next PCIe reset: */ 136508141e0bSRob Swindell req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST; 1366d2d6318cSRob Swindell break; 1367d2d6318cSRob Swindell case BNX_DIR_TYPE_KONG_FW: 1368d2d6318cSRob Swindell case BNX_DIR_TYPE_KONG_PATCH: 1369d2d6318cSRob Swindell req.embedded_proc_type = 1370d2d6318cSRob Swindell FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL; 1371d2d6318cSRob Swindell break; 1372d2d6318cSRob Swindell case BNX_DIR_TYPE_BONO_FW: 1373d2d6318cSRob Swindell case BNX_DIR_TYPE_BONO_PATCH: 1374d2d6318cSRob Swindell req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE; 1375d2d6318cSRob Swindell break; 1376d2d6318cSRob Swindell default: 1377d2d6318cSRob Swindell return -EINVAL; 1378d2d6318cSRob Swindell } 1379d2d6318cSRob Swindell 1380d2d6318cSRob Swindell return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1381d2d6318cSRob Swindell } 1382d2d6318cSRob Swindell 1383c0c050c5SMichael Chan static int bnxt_flash_firmware(struct net_device *dev, 1384c0c050c5SMichael Chan u16 dir_type, 1385c0c050c5SMichael Chan const u8 *fw_data, 1386c0c050c5SMichael Chan size_t fw_size) 1387c0c050c5SMichael Chan { 1388c0c050c5SMichael Chan int rc = 0; 1389c0c050c5SMichael Chan u16 code_type; 1390c0c050c5SMichael Chan u32 stored_crc; 1391c0c050c5SMichael Chan u32 calculated_crc; 1392c0c050c5SMichael Chan struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data; 1393c0c050c5SMichael Chan 1394c0c050c5SMichael Chan switch (dir_type) { 1395c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE: 1396c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE_2: 1397c0c050c5SMichael Chan code_type = CODE_BOOT; 1398c0c050c5SMichael Chan break; 139993e0b4feSRob Swindell case BNX_DIR_TYPE_CHIMP_PATCH: 140093e0b4feSRob Swindell code_type = CODE_CHIMP_PATCH; 140193e0b4feSRob Swindell break; 14022731d70fSRob Swindell case BNX_DIR_TYPE_APE_FW: 14032731d70fSRob Swindell code_type = CODE_MCTP_PASSTHRU; 14042731d70fSRob Swindell break; 140593e0b4feSRob Swindell case BNX_DIR_TYPE_APE_PATCH: 140693e0b4feSRob Swindell code_type = CODE_APE_PATCH; 140793e0b4feSRob Swindell break; 140893e0b4feSRob Swindell case BNX_DIR_TYPE_KONG_FW: 140993e0b4feSRob Swindell code_type = CODE_KONG_FW; 141093e0b4feSRob Swindell break; 141193e0b4feSRob Swindell case BNX_DIR_TYPE_KONG_PATCH: 141293e0b4feSRob Swindell code_type = CODE_KONG_PATCH; 141393e0b4feSRob Swindell break; 141493e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_FW: 141593e0b4feSRob Swindell code_type = CODE_BONO_FW; 141693e0b4feSRob Swindell break; 141793e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_PATCH: 141893e0b4feSRob Swindell code_type = CODE_BONO_PATCH; 141993e0b4feSRob Swindell break; 1420c0c050c5SMichael Chan default: 1421c0c050c5SMichael Chan netdev_err(dev, "Unsupported directory entry type: %u\n", 1422c0c050c5SMichael Chan dir_type); 1423c0c050c5SMichael Chan return -EINVAL; 1424c0c050c5SMichael Chan } 1425c0c050c5SMichael Chan if (fw_size < sizeof(struct bnxt_fw_header)) { 1426c0c050c5SMichael Chan netdev_err(dev, "Invalid firmware file size: %u\n", 1427c0c050c5SMichael Chan (unsigned int)fw_size); 1428c0c050c5SMichael Chan return -EINVAL; 1429c0c050c5SMichael Chan } 1430c0c050c5SMichael Chan if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) { 1431c0c050c5SMichael Chan netdev_err(dev, "Invalid firmware signature: %08X\n", 1432c0c050c5SMichael Chan le32_to_cpu(header->signature)); 1433c0c050c5SMichael Chan return -EINVAL; 1434c0c050c5SMichael Chan } 1435c0c050c5SMichael Chan if (header->code_type != code_type) { 1436c0c050c5SMichael Chan netdev_err(dev, "Expected firmware type: %d, read: %d\n", 1437c0c050c5SMichael Chan code_type, header->code_type); 1438c0c050c5SMichael Chan return -EINVAL; 1439c0c050c5SMichael Chan } 1440c0c050c5SMichael Chan if (header->device != DEVICE_CUMULUS_FAMILY) { 1441c0c050c5SMichael Chan netdev_err(dev, "Expected firmware device family %d, read: %d\n", 1442c0c050c5SMichael Chan DEVICE_CUMULUS_FAMILY, header->device); 1443c0c050c5SMichael Chan return -EINVAL; 1444c0c050c5SMichael Chan } 1445c0c050c5SMichael Chan /* Confirm the CRC32 checksum of the file: */ 1446c0c050c5SMichael Chan stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size - 1447c0c050c5SMichael Chan sizeof(stored_crc))); 1448c0c050c5SMichael Chan calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc)); 1449c0c050c5SMichael Chan if (calculated_crc != stored_crc) { 1450c0c050c5SMichael Chan netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n", 1451c0c050c5SMichael Chan (unsigned long)stored_crc, 1452c0c050c5SMichael Chan (unsigned long)calculated_crc); 1453c0c050c5SMichael Chan return -EINVAL; 1454c0c050c5SMichael Chan } 1455c0c050c5SMichael Chan rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1456c0c050c5SMichael Chan 0, 0, fw_data, fw_size); 1457d2d6318cSRob Swindell if (rc == 0) /* Firmware update successful */ 1458d2d6318cSRob Swindell rc = bnxt_firmware_reset(dev, dir_type); 1459d2d6318cSRob Swindell 1460c0c050c5SMichael Chan return rc; 1461c0c050c5SMichael Chan } 1462c0c050c5SMichael Chan 14635ac67d8bSRob Swindell static int bnxt_flash_microcode(struct net_device *dev, 14645ac67d8bSRob Swindell u16 dir_type, 14655ac67d8bSRob Swindell const u8 *fw_data, 14665ac67d8bSRob Swindell size_t fw_size) 14675ac67d8bSRob Swindell { 14685ac67d8bSRob Swindell struct bnxt_ucode_trailer *trailer; 14695ac67d8bSRob Swindell u32 calculated_crc; 14705ac67d8bSRob Swindell u32 stored_crc; 14715ac67d8bSRob Swindell int rc = 0; 14725ac67d8bSRob Swindell 14735ac67d8bSRob Swindell if (fw_size < sizeof(struct bnxt_ucode_trailer)) { 14745ac67d8bSRob Swindell netdev_err(dev, "Invalid microcode file size: %u\n", 14755ac67d8bSRob Swindell (unsigned int)fw_size); 14765ac67d8bSRob Swindell return -EINVAL; 14775ac67d8bSRob Swindell } 14785ac67d8bSRob Swindell trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size - 14795ac67d8bSRob Swindell sizeof(*trailer))); 14805ac67d8bSRob Swindell if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) { 14815ac67d8bSRob Swindell netdev_err(dev, "Invalid microcode trailer signature: %08X\n", 14825ac67d8bSRob Swindell le32_to_cpu(trailer->sig)); 14835ac67d8bSRob Swindell return -EINVAL; 14845ac67d8bSRob Swindell } 14855ac67d8bSRob Swindell if (le16_to_cpu(trailer->dir_type) != dir_type) { 14865ac67d8bSRob Swindell netdev_err(dev, "Expected microcode type: %d, read: %d\n", 14875ac67d8bSRob Swindell dir_type, le16_to_cpu(trailer->dir_type)); 14885ac67d8bSRob Swindell return -EINVAL; 14895ac67d8bSRob Swindell } 14905ac67d8bSRob Swindell if (le16_to_cpu(trailer->trailer_length) < 14915ac67d8bSRob Swindell sizeof(struct bnxt_ucode_trailer)) { 14925ac67d8bSRob Swindell netdev_err(dev, "Invalid microcode trailer length: %d\n", 14935ac67d8bSRob Swindell le16_to_cpu(trailer->trailer_length)); 14945ac67d8bSRob Swindell return -EINVAL; 14955ac67d8bSRob Swindell } 14965ac67d8bSRob Swindell 14975ac67d8bSRob Swindell /* Confirm the CRC32 checksum of the file: */ 14985ac67d8bSRob Swindell stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size - 14995ac67d8bSRob Swindell sizeof(stored_crc))); 15005ac67d8bSRob Swindell calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc)); 15015ac67d8bSRob Swindell if (calculated_crc != stored_crc) { 15025ac67d8bSRob Swindell netdev_err(dev, 15035ac67d8bSRob Swindell "CRC32 (%08lX) does not match calculated: %08lX\n", 15045ac67d8bSRob Swindell (unsigned long)stored_crc, 15055ac67d8bSRob Swindell (unsigned long)calculated_crc); 15065ac67d8bSRob Swindell return -EINVAL; 15075ac67d8bSRob Swindell } 15085ac67d8bSRob Swindell rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 15095ac67d8bSRob Swindell 0, 0, fw_data, fw_size); 15105ac67d8bSRob Swindell 15115ac67d8bSRob Swindell return rc; 15125ac67d8bSRob Swindell } 15135ac67d8bSRob Swindell 1514c0c050c5SMichael Chan static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type) 1515c0c050c5SMichael Chan { 1516c0c050c5SMichael Chan switch (dir_type) { 1517c0c050c5SMichael Chan case BNX_DIR_TYPE_CHIMP_PATCH: 1518c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE: 1519c0c050c5SMichael Chan case BNX_DIR_TYPE_BOOTCODE_2: 1520c0c050c5SMichael Chan case BNX_DIR_TYPE_APE_FW: 1521c0c050c5SMichael Chan case BNX_DIR_TYPE_APE_PATCH: 1522c0c050c5SMichael Chan case BNX_DIR_TYPE_KONG_FW: 1523c0c050c5SMichael Chan case BNX_DIR_TYPE_KONG_PATCH: 152493e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_FW: 152593e0b4feSRob Swindell case BNX_DIR_TYPE_BONO_PATCH: 1526c0c050c5SMichael Chan return true; 1527c0c050c5SMichael Chan } 1528c0c050c5SMichael Chan 1529c0c050c5SMichael Chan return false; 1530c0c050c5SMichael Chan } 1531c0c050c5SMichael Chan 15325ac67d8bSRob Swindell static bool bnxt_dir_type_is_other_exec_format(u16 dir_type) 1533c0c050c5SMichael Chan { 1534c0c050c5SMichael Chan switch (dir_type) { 1535c0c050c5SMichael Chan case BNX_DIR_TYPE_AVS: 1536c0c050c5SMichael Chan case BNX_DIR_TYPE_EXP_ROM_MBA: 1537c0c050c5SMichael Chan case BNX_DIR_TYPE_PCIE: 1538c0c050c5SMichael Chan case BNX_DIR_TYPE_TSCF_UCODE: 1539c0c050c5SMichael Chan case BNX_DIR_TYPE_EXT_PHY: 1540c0c050c5SMichael Chan case BNX_DIR_TYPE_CCM: 1541c0c050c5SMichael Chan case BNX_DIR_TYPE_ISCSI_BOOT: 1542c0c050c5SMichael Chan case BNX_DIR_TYPE_ISCSI_BOOT_IPV6: 1543c0c050c5SMichael Chan case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6: 1544c0c050c5SMichael Chan return true; 1545c0c050c5SMichael Chan } 1546c0c050c5SMichael Chan 1547c0c050c5SMichael Chan return false; 1548c0c050c5SMichael Chan } 1549c0c050c5SMichael Chan 1550c0c050c5SMichael Chan static bool bnxt_dir_type_is_executable(u16 dir_type) 1551c0c050c5SMichael Chan { 1552c0c050c5SMichael Chan return bnxt_dir_type_is_ape_bin_format(dir_type) || 15535ac67d8bSRob Swindell bnxt_dir_type_is_other_exec_format(dir_type); 1554c0c050c5SMichael Chan } 1555c0c050c5SMichael Chan 1556c0c050c5SMichael Chan static int bnxt_flash_firmware_from_file(struct net_device *dev, 1557c0c050c5SMichael Chan u16 dir_type, 1558c0c050c5SMichael Chan const char *filename) 1559c0c050c5SMichael Chan { 1560c0c050c5SMichael Chan const struct firmware *fw; 1561c0c050c5SMichael Chan int rc; 1562c0c050c5SMichael Chan 1563c0c050c5SMichael Chan rc = request_firmware(&fw, filename, &dev->dev); 1564c0c050c5SMichael Chan if (rc != 0) { 1565c0c050c5SMichael Chan netdev_err(dev, "Error %d requesting firmware file: %s\n", 1566c0c050c5SMichael Chan rc, filename); 1567c0c050c5SMichael Chan return rc; 1568c0c050c5SMichael Chan } 1569c0c050c5SMichael Chan if (bnxt_dir_type_is_ape_bin_format(dir_type) == true) 1570c0c050c5SMichael Chan rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size); 15715ac67d8bSRob Swindell else if (bnxt_dir_type_is_other_exec_format(dir_type) == true) 15725ac67d8bSRob Swindell rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size); 1573c0c050c5SMichael Chan else 1574c0c050c5SMichael Chan rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST, 1575c0c050c5SMichael Chan 0, 0, fw->data, fw->size); 1576c0c050c5SMichael Chan release_firmware(fw); 1577c0c050c5SMichael Chan return rc; 1578c0c050c5SMichael Chan } 1579c0c050c5SMichael Chan 1580c0c050c5SMichael Chan static int bnxt_flash_package_from_file(struct net_device *dev, 15815ac67d8bSRob Swindell char *filename, u32 install_type) 1582c0c050c5SMichael Chan { 15835ac67d8bSRob Swindell struct bnxt *bp = netdev_priv(dev); 15845ac67d8bSRob Swindell struct hwrm_nvm_install_update_output *resp = bp->hwrm_cmd_resp_addr; 15855ac67d8bSRob Swindell struct hwrm_nvm_install_update_input install = {0}; 15865ac67d8bSRob Swindell const struct firmware *fw; 15875ac67d8bSRob Swindell u32 item_len; 15885ac67d8bSRob Swindell u16 index; 15895ac67d8bSRob Swindell int rc; 15905ac67d8bSRob Swindell 15915ac67d8bSRob Swindell bnxt_hwrm_fw_set_time(bp); 15925ac67d8bSRob Swindell 15935ac67d8bSRob Swindell if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE, 15945ac67d8bSRob Swindell BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE, 15955ac67d8bSRob Swindell &index, &item_len, NULL) != 0) { 15965ac67d8bSRob Swindell netdev_err(dev, "PKG update area not created in nvram\n"); 15975ac67d8bSRob Swindell return -ENOBUFS; 15985ac67d8bSRob Swindell } 15995ac67d8bSRob Swindell 16005ac67d8bSRob Swindell rc = request_firmware(&fw, filename, &dev->dev); 16015ac67d8bSRob Swindell if (rc != 0) { 16025ac67d8bSRob Swindell netdev_err(dev, "PKG error %d requesting file: %s\n", 16035ac67d8bSRob Swindell rc, filename); 16045ac67d8bSRob Swindell return rc; 16055ac67d8bSRob Swindell } 16065ac67d8bSRob Swindell 16075ac67d8bSRob Swindell if (fw->size > item_len) { 16085ac67d8bSRob Swindell netdev_err(dev, "PKG insufficient update area in nvram: %lu", 16095ac67d8bSRob Swindell (unsigned long)fw->size); 16105ac67d8bSRob Swindell rc = -EFBIG; 16115ac67d8bSRob Swindell } else { 16125ac67d8bSRob Swindell dma_addr_t dma_handle; 16135ac67d8bSRob Swindell u8 *kmem; 16145ac67d8bSRob Swindell struct hwrm_nvm_modify_input modify = {0}; 16155ac67d8bSRob Swindell 16165ac67d8bSRob Swindell bnxt_hwrm_cmd_hdr_init(bp, &modify, HWRM_NVM_MODIFY, -1, -1); 16175ac67d8bSRob Swindell 16185ac67d8bSRob Swindell modify.dir_idx = cpu_to_le16(index); 16195ac67d8bSRob Swindell modify.len = cpu_to_le32(fw->size); 16205ac67d8bSRob Swindell 16215ac67d8bSRob Swindell kmem = dma_alloc_coherent(&bp->pdev->dev, fw->size, 16225ac67d8bSRob Swindell &dma_handle, GFP_KERNEL); 16235ac67d8bSRob Swindell if (!kmem) { 16245ac67d8bSRob Swindell netdev_err(dev, 16255ac67d8bSRob Swindell "dma_alloc_coherent failure, length = %u\n", 16265ac67d8bSRob Swindell (unsigned int)fw->size); 16275ac67d8bSRob Swindell rc = -ENOMEM; 16285ac67d8bSRob Swindell } else { 16295ac67d8bSRob Swindell memcpy(kmem, fw->data, fw->size); 16305ac67d8bSRob Swindell modify.host_src_addr = cpu_to_le64(dma_handle); 16315ac67d8bSRob Swindell 16325ac67d8bSRob Swindell rc = hwrm_send_message(bp, &modify, sizeof(modify), 16335ac67d8bSRob Swindell FLASH_PACKAGE_TIMEOUT); 16345ac67d8bSRob Swindell dma_free_coherent(&bp->pdev->dev, fw->size, kmem, 16355ac67d8bSRob Swindell dma_handle); 16365ac67d8bSRob Swindell } 16375ac67d8bSRob Swindell } 16385ac67d8bSRob Swindell release_firmware(fw); 16395ac67d8bSRob Swindell if (rc) 16405ac67d8bSRob Swindell return rc; 16415ac67d8bSRob Swindell 16425ac67d8bSRob Swindell if ((install_type & 0xffff) == 0) 16435ac67d8bSRob Swindell install_type >>= 16; 16445ac67d8bSRob Swindell bnxt_hwrm_cmd_hdr_init(bp, &install, HWRM_NVM_INSTALL_UPDATE, -1, -1); 16455ac67d8bSRob Swindell install.install_type = cpu_to_le32(install_type); 16465ac67d8bSRob Swindell 1647cb4d1d62SKshitij Soni mutex_lock(&bp->hwrm_cmd_lock); 1648cb4d1d62SKshitij Soni rc = _hwrm_send_message(bp, &install, sizeof(install), 16495ac67d8bSRob Swindell INSTALL_PACKAGE_TIMEOUT); 1650cb4d1d62SKshitij Soni if (rc) { 1651cb4d1d62SKshitij Soni rc = -EOPNOTSUPP; 1652cb4d1d62SKshitij Soni goto flash_pkg_exit; 1653cb4d1d62SKshitij Soni } 1654cb4d1d62SKshitij Soni 1655cb4d1d62SKshitij Soni if (resp->error_code) { 1656cb4d1d62SKshitij Soni u8 error_code = ((struct hwrm_err_output *)resp)->cmd_err; 1657cb4d1d62SKshitij Soni 1658cb4d1d62SKshitij Soni if (error_code == NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) { 1659cb4d1d62SKshitij Soni install.flags |= cpu_to_le16( 1660cb4d1d62SKshitij Soni NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG); 1661cb4d1d62SKshitij Soni rc = _hwrm_send_message(bp, &install, sizeof(install), 1662cb4d1d62SKshitij Soni INSTALL_PACKAGE_TIMEOUT); 1663cb4d1d62SKshitij Soni if (rc) { 1664cb4d1d62SKshitij Soni rc = -EOPNOTSUPP; 1665cb4d1d62SKshitij Soni goto flash_pkg_exit; 1666cb4d1d62SKshitij Soni } 1667cb4d1d62SKshitij Soni } 1668cb4d1d62SKshitij Soni } 16695ac67d8bSRob Swindell 16705ac67d8bSRob Swindell if (resp->result) { 16715ac67d8bSRob Swindell netdev_err(dev, "PKG install error = %d, problem_item = %d\n", 16725ac67d8bSRob Swindell (s8)resp->result, (int)resp->problem_item); 1673cb4d1d62SKshitij Soni rc = -ENOPKG; 16745ac67d8bSRob Swindell } 1675cb4d1d62SKshitij Soni flash_pkg_exit: 1676cb4d1d62SKshitij Soni mutex_unlock(&bp->hwrm_cmd_lock); 1677cb4d1d62SKshitij Soni return rc; 1678c0c050c5SMichael Chan } 1679c0c050c5SMichael Chan 1680c0c050c5SMichael Chan static int bnxt_flash_device(struct net_device *dev, 1681c0c050c5SMichael Chan struct ethtool_flash *flash) 1682c0c050c5SMichael Chan { 1683c0c050c5SMichael Chan if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) { 1684c0c050c5SMichael Chan netdev_err(dev, "flashdev not supported from a virtual function\n"); 1685c0c050c5SMichael Chan return -EINVAL; 1686c0c050c5SMichael Chan } 1687c0c050c5SMichael Chan 16885ac67d8bSRob Swindell if (flash->region == ETHTOOL_FLASH_ALL_REGIONS || 16895ac67d8bSRob Swindell flash->region > 0xffff) 16905ac67d8bSRob Swindell return bnxt_flash_package_from_file(dev, flash->data, 16915ac67d8bSRob Swindell flash->region); 1692c0c050c5SMichael Chan 1693c0c050c5SMichael Chan return bnxt_flash_firmware_from_file(dev, flash->region, flash->data); 1694c0c050c5SMichael Chan } 1695c0c050c5SMichael Chan 1696c0c050c5SMichael Chan static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length) 1697c0c050c5SMichael Chan { 1698c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1699c0c050c5SMichael Chan int rc; 1700c0c050c5SMichael Chan struct hwrm_nvm_get_dir_info_input req = {0}; 1701c0c050c5SMichael Chan struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr; 1702c0c050c5SMichael Chan 1703c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1); 1704c0c050c5SMichael Chan 1705c0c050c5SMichael Chan mutex_lock(&bp->hwrm_cmd_lock); 1706c0c050c5SMichael Chan rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1707c0c050c5SMichael Chan if (!rc) { 1708c0c050c5SMichael Chan *entries = le32_to_cpu(output->entries); 1709c0c050c5SMichael Chan *length = le32_to_cpu(output->entry_length); 1710c0c050c5SMichael Chan } 1711c0c050c5SMichael Chan mutex_unlock(&bp->hwrm_cmd_lock); 1712c0c050c5SMichael Chan return rc; 1713c0c050c5SMichael Chan } 1714c0c050c5SMichael Chan 1715c0c050c5SMichael Chan static int bnxt_get_eeprom_len(struct net_device *dev) 1716c0c050c5SMichael Chan { 1717c0c050c5SMichael Chan /* The -1 return value allows the entire 32-bit range of offsets to be 1718c0c050c5SMichael Chan * passed via the ethtool command-line utility. 1719c0c050c5SMichael Chan */ 1720c0c050c5SMichael Chan return -1; 1721c0c050c5SMichael Chan } 1722c0c050c5SMichael Chan 1723c0c050c5SMichael Chan static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data) 1724c0c050c5SMichael Chan { 1725c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1726c0c050c5SMichael Chan int rc; 1727c0c050c5SMichael Chan u32 dir_entries; 1728c0c050c5SMichael Chan u32 entry_length; 1729c0c050c5SMichael Chan u8 *buf; 1730c0c050c5SMichael Chan size_t buflen; 1731c0c050c5SMichael Chan dma_addr_t dma_handle; 1732c0c050c5SMichael Chan struct hwrm_nvm_get_dir_entries_input req = {0}; 1733c0c050c5SMichael Chan 1734c0c050c5SMichael Chan rc = nvm_get_dir_info(dev, &dir_entries, &entry_length); 1735c0c050c5SMichael Chan if (rc != 0) 1736c0c050c5SMichael Chan return rc; 1737c0c050c5SMichael Chan 1738c0c050c5SMichael Chan /* Insert 2 bytes of directory info (count and size of entries) */ 1739c0c050c5SMichael Chan if (len < 2) 1740c0c050c5SMichael Chan return -EINVAL; 1741c0c050c5SMichael Chan 1742c0c050c5SMichael Chan *data++ = dir_entries; 1743c0c050c5SMichael Chan *data++ = entry_length; 1744c0c050c5SMichael Chan len -= 2; 1745c0c050c5SMichael Chan memset(data, 0xff, len); 1746c0c050c5SMichael Chan 1747c0c050c5SMichael Chan buflen = dir_entries * entry_length; 1748c0c050c5SMichael Chan buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle, 1749c0c050c5SMichael Chan GFP_KERNEL); 1750c0c050c5SMichael Chan if (!buf) { 1751c0c050c5SMichael Chan netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1752c0c050c5SMichael Chan (unsigned)buflen); 1753c0c050c5SMichael Chan return -ENOMEM; 1754c0c050c5SMichael Chan } 1755c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1); 1756c0c050c5SMichael Chan req.host_dest_addr = cpu_to_le64(dma_handle); 1757c0c050c5SMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1758c0c050c5SMichael Chan if (rc == 0) 1759c0c050c5SMichael Chan memcpy(data, buf, len > buflen ? buflen : len); 1760c0c050c5SMichael Chan dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle); 1761c0c050c5SMichael Chan return rc; 1762c0c050c5SMichael Chan } 1763c0c050c5SMichael Chan 1764c0c050c5SMichael Chan static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset, 1765c0c050c5SMichael Chan u32 length, u8 *data) 1766c0c050c5SMichael Chan { 1767c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1768c0c050c5SMichael Chan int rc; 1769c0c050c5SMichael Chan u8 *buf; 1770c0c050c5SMichael Chan dma_addr_t dma_handle; 1771c0c050c5SMichael Chan struct hwrm_nvm_read_input req = {0}; 1772c0c050c5SMichael Chan 1773c0c050c5SMichael Chan buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle, 1774c0c050c5SMichael Chan GFP_KERNEL); 1775c0c050c5SMichael Chan if (!buf) { 1776c0c050c5SMichael Chan netdev_err(dev, "dma_alloc_coherent failure, length = %u\n", 1777c0c050c5SMichael Chan (unsigned)length); 1778c0c050c5SMichael Chan return -ENOMEM; 1779c0c050c5SMichael Chan } 1780c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1); 1781c0c050c5SMichael Chan req.host_dest_addr = cpu_to_le64(dma_handle); 1782c0c050c5SMichael Chan req.dir_idx = cpu_to_le16(index); 1783c0c050c5SMichael Chan req.offset = cpu_to_le32(offset); 1784c0c050c5SMichael Chan req.len = cpu_to_le32(length); 1785c0c050c5SMichael Chan 1786c0c050c5SMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1787c0c050c5SMichael Chan if (rc == 0) 1788c0c050c5SMichael Chan memcpy(data, buf, length); 1789c0c050c5SMichael Chan dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle); 1790c0c050c5SMichael Chan return rc; 1791c0c050c5SMichael Chan } 1792c0c050c5SMichael Chan 17933ebf6f0aSRob Swindell static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal, 17943ebf6f0aSRob Swindell u16 ext, u16 *index, u32 *item_length, 17953ebf6f0aSRob Swindell u32 *data_length) 17963ebf6f0aSRob Swindell { 17973ebf6f0aSRob Swindell struct bnxt *bp = netdev_priv(dev); 17983ebf6f0aSRob Swindell int rc; 17993ebf6f0aSRob Swindell struct hwrm_nvm_find_dir_entry_input req = {0}; 18003ebf6f0aSRob Swindell struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr; 18013ebf6f0aSRob Swindell 18023ebf6f0aSRob Swindell bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1); 18033ebf6f0aSRob Swindell req.enables = 0; 18043ebf6f0aSRob Swindell req.dir_idx = 0; 18053ebf6f0aSRob Swindell req.dir_type = cpu_to_le16(type); 18063ebf6f0aSRob Swindell req.dir_ordinal = cpu_to_le16(ordinal); 18073ebf6f0aSRob Swindell req.dir_ext = cpu_to_le16(ext); 18083ebf6f0aSRob Swindell req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ; 180990e20921SMichael Chan rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 18103ebf6f0aSRob Swindell if (rc == 0) { 18113ebf6f0aSRob Swindell if (index) 18123ebf6f0aSRob Swindell *index = le16_to_cpu(output->dir_idx); 18133ebf6f0aSRob Swindell if (item_length) 18143ebf6f0aSRob Swindell *item_length = le32_to_cpu(output->dir_item_length); 18153ebf6f0aSRob Swindell if (data_length) 18163ebf6f0aSRob Swindell *data_length = le32_to_cpu(output->dir_data_length); 18173ebf6f0aSRob Swindell } 18183ebf6f0aSRob Swindell return rc; 18193ebf6f0aSRob Swindell } 18203ebf6f0aSRob Swindell 18213ebf6f0aSRob Swindell static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen) 18223ebf6f0aSRob Swindell { 18233ebf6f0aSRob Swindell char *retval = NULL; 18243ebf6f0aSRob Swindell char *p; 18253ebf6f0aSRob Swindell char *value; 18263ebf6f0aSRob Swindell int field = 0; 18273ebf6f0aSRob Swindell 18283ebf6f0aSRob Swindell if (datalen < 1) 18293ebf6f0aSRob Swindell return NULL; 18303ebf6f0aSRob Swindell /* null-terminate the log data (removing last '\n'): */ 18313ebf6f0aSRob Swindell data[datalen - 1] = 0; 18323ebf6f0aSRob Swindell for (p = data; *p != 0; p++) { 18333ebf6f0aSRob Swindell field = 0; 18343ebf6f0aSRob Swindell retval = NULL; 18353ebf6f0aSRob Swindell while (*p != 0 && *p != '\n') { 18363ebf6f0aSRob Swindell value = p; 18373ebf6f0aSRob Swindell while (*p != 0 && *p != '\t' && *p != '\n') 18383ebf6f0aSRob Swindell p++; 18393ebf6f0aSRob Swindell if (field == desired_field) 18403ebf6f0aSRob Swindell retval = value; 18413ebf6f0aSRob Swindell if (*p != '\t') 18423ebf6f0aSRob Swindell break; 18433ebf6f0aSRob Swindell *p = 0; 18443ebf6f0aSRob Swindell field++; 18453ebf6f0aSRob Swindell p++; 18463ebf6f0aSRob Swindell } 18473ebf6f0aSRob Swindell if (*p == 0) 18483ebf6f0aSRob Swindell break; 18493ebf6f0aSRob Swindell *p = 0; 18503ebf6f0aSRob Swindell } 18513ebf6f0aSRob Swindell return retval; 18523ebf6f0aSRob Swindell } 18533ebf6f0aSRob Swindell 18543ebf6f0aSRob Swindell static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen) 18553ebf6f0aSRob Swindell { 18563ebf6f0aSRob Swindell u16 index = 0; 18573ebf6f0aSRob Swindell u32 datalen; 18583ebf6f0aSRob Swindell 18593ebf6f0aSRob Swindell if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG, 18603ebf6f0aSRob Swindell BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE, 18613ebf6f0aSRob Swindell &index, NULL, &datalen) != 0) 18623ebf6f0aSRob Swindell return NULL; 18633ebf6f0aSRob Swindell 18643ebf6f0aSRob Swindell memset(buf, 0, buflen); 18653ebf6f0aSRob Swindell if (bnxt_get_nvram_item(dev, index, 0, datalen, buf) != 0) 18663ebf6f0aSRob Swindell return NULL; 18673ebf6f0aSRob Swindell 18683ebf6f0aSRob Swindell return bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, buf, 18693ebf6f0aSRob Swindell datalen); 18703ebf6f0aSRob Swindell } 18713ebf6f0aSRob Swindell 1872c0c050c5SMichael Chan static int bnxt_get_eeprom(struct net_device *dev, 1873c0c050c5SMichael Chan struct ethtool_eeprom *eeprom, 1874c0c050c5SMichael Chan u8 *data) 1875c0c050c5SMichael Chan { 1876c0c050c5SMichael Chan u32 index; 1877c0c050c5SMichael Chan u32 offset; 1878c0c050c5SMichael Chan 1879c0c050c5SMichael Chan if (eeprom->offset == 0) /* special offset value to get directory */ 1880c0c050c5SMichael Chan return bnxt_get_nvram_directory(dev, eeprom->len, data); 1881c0c050c5SMichael Chan 1882c0c050c5SMichael Chan index = eeprom->offset >> 24; 1883c0c050c5SMichael Chan offset = eeprom->offset & 0xffffff; 1884c0c050c5SMichael Chan 1885c0c050c5SMichael Chan if (index == 0) { 1886c0c050c5SMichael Chan netdev_err(dev, "unsupported index value: %d\n", index); 1887c0c050c5SMichael Chan return -EINVAL; 1888c0c050c5SMichael Chan } 1889c0c050c5SMichael Chan 1890c0c050c5SMichael Chan return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data); 1891c0c050c5SMichael Chan } 1892c0c050c5SMichael Chan 1893c0c050c5SMichael Chan static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index) 1894c0c050c5SMichael Chan { 1895c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1896c0c050c5SMichael Chan struct hwrm_nvm_erase_dir_entry_input req = {0}; 1897c0c050c5SMichael Chan 1898c0c050c5SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1); 1899c0c050c5SMichael Chan req.dir_idx = cpu_to_le16(index); 1900c0c050c5SMichael Chan return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 1901c0c050c5SMichael Chan } 1902c0c050c5SMichael Chan 1903c0c050c5SMichael Chan static int bnxt_set_eeprom(struct net_device *dev, 1904c0c050c5SMichael Chan struct ethtool_eeprom *eeprom, 1905c0c050c5SMichael Chan u8 *data) 1906c0c050c5SMichael Chan { 1907c0c050c5SMichael Chan struct bnxt *bp = netdev_priv(dev); 1908c0c050c5SMichael Chan u8 index, dir_op; 1909c0c050c5SMichael Chan u16 type, ext, ordinal, attr; 1910c0c050c5SMichael Chan 1911c0c050c5SMichael Chan if (!BNXT_PF(bp)) { 1912c0c050c5SMichael Chan netdev_err(dev, "NVM write not supported from a virtual function\n"); 1913c0c050c5SMichael Chan return -EINVAL; 1914c0c050c5SMichael Chan } 1915c0c050c5SMichael Chan 1916c0c050c5SMichael Chan type = eeprom->magic >> 16; 1917c0c050c5SMichael Chan 1918c0c050c5SMichael Chan if (type == 0xffff) { /* special value for directory operations */ 1919c0c050c5SMichael Chan index = eeprom->magic & 0xff; 1920c0c050c5SMichael Chan dir_op = eeprom->magic >> 8; 1921c0c050c5SMichael Chan if (index == 0) 1922c0c050c5SMichael Chan return -EINVAL; 1923c0c050c5SMichael Chan switch (dir_op) { 1924c0c050c5SMichael Chan case 0x0e: /* erase */ 1925c0c050c5SMichael Chan if (eeprom->offset != ~eeprom->magic) 1926c0c050c5SMichael Chan return -EINVAL; 1927c0c050c5SMichael Chan return bnxt_erase_nvram_directory(dev, index - 1); 1928c0c050c5SMichael Chan default: 1929c0c050c5SMichael Chan return -EINVAL; 1930c0c050c5SMichael Chan } 1931c0c050c5SMichael Chan } 1932c0c050c5SMichael Chan 1933c0c050c5SMichael Chan /* Create or re-write an NVM item: */ 1934c0c050c5SMichael Chan if (bnxt_dir_type_is_executable(type) == true) 19355ac67d8bSRob Swindell return -EOPNOTSUPP; 1936c0c050c5SMichael Chan ext = eeprom->magic & 0xffff; 1937c0c050c5SMichael Chan ordinal = eeprom->offset >> 16; 1938c0c050c5SMichael Chan attr = eeprom->offset & 0xffff; 1939c0c050c5SMichael Chan 1940c0c050c5SMichael Chan return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data, 1941c0c050c5SMichael Chan eeprom->len); 1942c0c050c5SMichael Chan } 1943c0c050c5SMichael Chan 194472b34f04SMichael Chan static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata) 194572b34f04SMichael Chan { 194672b34f04SMichael Chan struct bnxt *bp = netdev_priv(dev); 194772b34f04SMichael Chan struct ethtool_eee *eee = &bp->eee; 194872b34f04SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 194972b34f04SMichael Chan u32 advertising = 195072b34f04SMichael Chan _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0); 195172b34f04SMichael Chan int rc = 0; 195272b34f04SMichael Chan 1953567b2abeSSatish Baddipadige if (!BNXT_SINGLE_PF(bp)) 195475362a3fSMichael Chan return -EOPNOTSUPP; 195572b34f04SMichael Chan 195672b34f04SMichael Chan if (!(bp->flags & BNXT_FLAG_EEE_CAP)) 195772b34f04SMichael Chan return -EOPNOTSUPP; 195872b34f04SMichael Chan 195972b34f04SMichael Chan if (!edata->eee_enabled) 196072b34f04SMichael Chan goto eee_ok; 196172b34f04SMichael Chan 196272b34f04SMichael Chan if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) { 196372b34f04SMichael Chan netdev_warn(dev, "EEE requires autoneg\n"); 196472b34f04SMichael Chan return -EINVAL; 196572b34f04SMichael Chan } 196672b34f04SMichael Chan if (edata->tx_lpi_enabled) { 196772b34f04SMichael Chan if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi || 196872b34f04SMichael Chan edata->tx_lpi_timer < bp->lpi_tmr_lo)) { 196972b34f04SMichael Chan netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n", 197072b34f04SMichael Chan bp->lpi_tmr_lo, bp->lpi_tmr_hi); 197172b34f04SMichael Chan return -EINVAL; 197272b34f04SMichael Chan } else if (!bp->lpi_tmr_hi) { 197372b34f04SMichael Chan edata->tx_lpi_timer = eee->tx_lpi_timer; 197472b34f04SMichael Chan } 197572b34f04SMichael Chan } 197672b34f04SMichael Chan if (!edata->advertised) { 197772b34f04SMichael Chan edata->advertised = advertising & eee->supported; 197872b34f04SMichael Chan } else if (edata->advertised & ~advertising) { 197972b34f04SMichael Chan netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n", 198072b34f04SMichael Chan edata->advertised, advertising); 198172b34f04SMichael Chan return -EINVAL; 198272b34f04SMichael Chan } 198372b34f04SMichael Chan 198472b34f04SMichael Chan eee->advertised = edata->advertised; 198572b34f04SMichael Chan eee->tx_lpi_enabled = edata->tx_lpi_enabled; 198672b34f04SMichael Chan eee->tx_lpi_timer = edata->tx_lpi_timer; 198772b34f04SMichael Chan eee_ok: 198872b34f04SMichael Chan eee->eee_enabled = edata->eee_enabled; 198972b34f04SMichael Chan 199072b34f04SMichael Chan if (netif_running(dev)) 199172b34f04SMichael Chan rc = bnxt_hwrm_set_link_setting(bp, false, true); 199272b34f04SMichael Chan 199372b34f04SMichael Chan return rc; 199472b34f04SMichael Chan } 199572b34f04SMichael Chan 199672b34f04SMichael Chan static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata) 199772b34f04SMichael Chan { 199872b34f04SMichael Chan struct bnxt *bp = netdev_priv(dev); 199972b34f04SMichael Chan 200072b34f04SMichael Chan if (!(bp->flags & BNXT_FLAG_EEE_CAP)) 200172b34f04SMichael Chan return -EOPNOTSUPP; 200272b34f04SMichael Chan 200372b34f04SMichael Chan *edata = bp->eee; 200472b34f04SMichael Chan if (!bp->eee.eee_enabled) { 200572b34f04SMichael Chan /* Preserve tx_lpi_timer so that the last value will be used 200672b34f04SMichael Chan * by default when it is re-enabled. 200772b34f04SMichael Chan */ 200872b34f04SMichael Chan edata->advertised = 0; 200972b34f04SMichael Chan edata->tx_lpi_enabled = 0; 201072b34f04SMichael Chan } 201172b34f04SMichael Chan 201272b34f04SMichael Chan if (!bp->eee.eee_active) 201372b34f04SMichael Chan edata->lp_advertised = 0; 201472b34f04SMichael Chan 201572b34f04SMichael Chan return 0; 201672b34f04SMichael Chan } 201772b34f04SMichael Chan 201842ee18feSAjit Khaparde static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr, 201942ee18feSAjit Khaparde u16 page_number, u16 start_addr, 202042ee18feSAjit Khaparde u16 data_length, u8 *buf) 202142ee18feSAjit Khaparde { 202242ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_input req = {0}; 202342ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; 202442ee18feSAjit Khaparde int rc, byte_offset = 0; 202542ee18feSAjit Khaparde 202642ee18feSAjit Khaparde bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); 202742ee18feSAjit Khaparde req.i2c_slave_addr = i2c_addr; 202842ee18feSAjit Khaparde req.page_number = cpu_to_le16(page_number); 202942ee18feSAjit Khaparde req.port_id = cpu_to_le16(bp->pf.port_id); 203042ee18feSAjit Khaparde do { 203142ee18feSAjit Khaparde u16 xfer_size; 203242ee18feSAjit Khaparde 203342ee18feSAjit Khaparde xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE); 203442ee18feSAjit Khaparde data_length -= xfer_size; 203542ee18feSAjit Khaparde req.page_offset = cpu_to_le16(start_addr + byte_offset); 203642ee18feSAjit Khaparde req.data_length = xfer_size; 203742ee18feSAjit Khaparde req.enables = cpu_to_le32(start_addr + byte_offset ? 203842ee18feSAjit Khaparde PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0); 203942ee18feSAjit Khaparde mutex_lock(&bp->hwrm_cmd_lock); 204042ee18feSAjit Khaparde rc = _hwrm_send_message(bp, &req, sizeof(req), 204142ee18feSAjit Khaparde HWRM_CMD_TIMEOUT); 204242ee18feSAjit Khaparde if (!rc) 204342ee18feSAjit Khaparde memcpy(buf + byte_offset, output->data, xfer_size); 204442ee18feSAjit Khaparde mutex_unlock(&bp->hwrm_cmd_lock); 204542ee18feSAjit Khaparde byte_offset += xfer_size; 204642ee18feSAjit Khaparde } while (!rc && data_length > 0); 204742ee18feSAjit Khaparde 204842ee18feSAjit Khaparde return rc; 204942ee18feSAjit Khaparde } 205042ee18feSAjit Khaparde 205142ee18feSAjit Khaparde static int bnxt_get_module_info(struct net_device *dev, 205242ee18feSAjit Khaparde struct ethtool_modinfo *modinfo) 205342ee18feSAjit Khaparde { 205442ee18feSAjit Khaparde struct bnxt *bp = netdev_priv(dev); 205542ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_input req = {0}; 205642ee18feSAjit Khaparde struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr; 205742ee18feSAjit Khaparde int rc; 205842ee18feSAjit Khaparde 205942ee18feSAjit Khaparde /* No point in going further if phy status indicates 206042ee18feSAjit Khaparde * module is not inserted or if it is powered down or 206142ee18feSAjit Khaparde * if it is of type 10GBase-T 206242ee18feSAjit Khaparde */ 206342ee18feSAjit Khaparde if (bp->link_info.module_status > 206442ee18feSAjit Khaparde PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG) 206542ee18feSAjit Khaparde return -EOPNOTSUPP; 206642ee18feSAjit Khaparde 206742ee18feSAjit Khaparde /* This feature is not supported in older firmware versions */ 206842ee18feSAjit Khaparde if (bp->hwrm_spec_code < 0x10202) 206942ee18feSAjit Khaparde return -EOPNOTSUPP; 207042ee18feSAjit Khaparde 207142ee18feSAjit Khaparde bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1); 207242ee18feSAjit Khaparde req.i2c_slave_addr = I2C_DEV_ADDR_A0; 207342ee18feSAjit Khaparde req.page_number = 0; 207442ee18feSAjit Khaparde req.page_offset = cpu_to_le16(SFP_EEPROM_SFF_8472_COMP_ADDR); 207542ee18feSAjit Khaparde req.data_length = SFP_EEPROM_SFF_8472_COMP_SIZE; 207642ee18feSAjit Khaparde req.port_id = cpu_to_le16(bp->pf.port_id); 207742ee18feSAjit Khaparde mutex_lock(&bp->hwrm_cmd_lock); 207842ee18feSAjit Khaparde rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 207942ee18feSAjit Khaparde if (!rc) { 208042ee18feSAjit Khaparde u32 module_id = le32_to_cpu(output->data[0]); 208142ee18feSAjit Khaparde 208242ee18feSAjit Khaparde switch (module_id) { 208342ee18feSAjit Khaparde case SFF_MODULE_ID_SFP: 208442ee18feSAjit Khaparde modinfo->type = ETH_MODULE_SFF_8472; 208542ee18feSAjit Khaparde modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; 208642ee18feSAjit Khaparde break; 208742ee18feSAjit Khaparde case SFF_MODULE_ID_QSFP: 208842ee18feSAjit Khaparde case SFF_MODULE_ID_QSFP_PLUS: 208942ee18feSAjit Khaparde modinfo->type = ETH_MODULE_SFF_8436; 209042ee18feSAjit Khaparde modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; 209142ee18feSAjit Khaparde break; 209242ee18feSAjit Khaparde case SFF_MODULE_ID_QSFP28: 209342ee18feSAjit Khaparde modinfo->type = ETH_MODULE_SFF_8636; 209442ee18feSAjit Khaparde modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; 209542ee18feSAjit Khaparde break; 209642ee18feSAjit Khaparde default: 209742ee18feSAjit Khaparde rc = -EOPNOTSUPP; 209842ee18feSAjit Khaparde break; 209942ee18feSAjit Khaparde } 210042ee18feSAjit Khaparde } 210142ee18feSAjit Khaparde mutex_unlock(&bp->hwrm_cmd_lock); 210242ee18feSAjit Khaparde return rc; 210342ee18feSAjit Khaparde } 210442ee18feSAjit Khaparde 210542ee18feSAjit Khaparde static int bnxt_get_module_eeprom(struct net_device *dev, 210642ee18feSAjit Khaparde struct ethtool_eeprom *eeprom, 210742ee18feSAjit Khaparde u8 *data) 210842ee18feSAjit Khaparde { 210942ee18feSAjit Khaparde struct bnxt *bp = netdev_priv(dev); 211042ee18feSAjit Khaparde u16 start = eeprom->offset, length = eeprom->len; 2111f3ea3119SColin Ian King int rc = 0; 211242ee18feSAjit Khaparde 211342ee18feSAjit Khaparde memset(data, 0, eeprom->len); 211442ee18feSAjit Khaparde 211542ee18feSAjit Khaparde /* Read A0 portion of the EEPROM */ 211642ee18feSAjit Khaparde if (start < ETH_MODULE_SFF_8436_LEN) { 211742ee18feSAjit Khaparde if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN) 211842ee18feSAjit Khaparde length = ETH_MODULE_SFF_8436_LEN - start; 211942ee18feSAjit Khaparde rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0, 212042ee18feSAjit Khaparde start, length, data); 212142ee18feSAjit Khaparde if (rc) 212242ee18feSAjit Khaparde return rc; 212342ee18feSAjit Khaparde start += length; 212442ee18feSAjit Khaparde data += length; 212542ee18feSAjit Khaparde length = eeprom->len - length; 212642ee18feSAjit Khaparde } 212742ee18feSAjit Khaparde 212842ee18feSAjit Khaparde /* Read A2 portion of the EEPROM */ 212942ee18feSAjit Khaparde if (length) { 213042ee18feSAjit Khaparde start -= ETH_MODULE_SFF_8436_LEN; 213142ee18feSAjit Khaparde bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, start, 213242ee18feSAjit Khaparde length, data); 213342ee18feSAjit Khaparde } 213442ee18feSAjit Khaparde return rc; 213542ee18feSAjit Khaparde } 213642ee18feSAjit Khaparde 2137ae8e98a6SDeepak Khungar static int bnxt_nway_reset(struct net_device *dev) 2138ae8e98a6SDeepak Khungar { 2139ae8e98a6SDeepak Khungar int rc = 0; 2140ae8e98a6SDeepak Khungar 2141ae8e98a6SDeepak Khungar struct bnxt *bp = netdev_priv(dev); 2142ae8e98a6SDeepak Khungar struct bnxt_link_info *link_info = &bp->link_info; 2143ae8e98a6SDeepak Khungar 2144ae8e98a6SDeepak Khungar if (!BNXT_SINGLE_PF(bp)) 2145ae8e98a6SDeepak Khungar return -EOPNOTSUPP; 2146ae8e98a6SDeepak Khungar 2147ae8e98a6SDeepak Khungar if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) 2148ae8e98a6SDeepak Khungar return -EINVAL; 2149ae8e98a6SDeepak Khungar 2150ae8e98a6SDeepak Khungar if (netif_running(dev)) 2151ae8e98a6SDeepak Khungar rc = bnxt_hwrm_set_link_setting(bp, true, false); 2152ae8e98a6SDeepak Khungar 2153ae8e98a6SDeepak Khungar return rc; 2154ae8e98a6SDeepak Khungar } 2155ae8e98a6SDeepak Khungar 21565ad2cbeeSMichael Chan static int bnxt_set_phys_id(struct net_device *dev, 21575ad2cbeeSMichael Chan enum ethtool_phys_id_state state) 21585ad2cbeeSMichael Chan { 21595ad2cbeeSMichael Chan struct hwrm_port_led_cfg_input req = {0}; 21605ad2cbeeSMichael Chan struct bnxt *bp = netdev_priv(dev); 21615ad2cbeeSMichael Chan struct bnxt_pf_info *pf = &bp->pf; 21625ad2cbeeSMichael Chan struct bnxt_led_cfg *led_cfg; 21635ad2cbeeSMichael Chan u8 led_state; 21645ad2cbeeSMichael Chan __le16 duration; 21655ad2cbeeSMichael Chan int i, rc; 21665ad2cbeeSMichael Chan 21675ad2cbeeSMichael Chan if (!bp->num_leds || BNXT_VF(bp)) 21685ad2cbeeSMichael Chan return -EOPNOTSUPP; 21695ad2cbeeSMichael Chan 21705ad2cbeeSMichael Chan if (state == ETHTOOL_ID_ACTIVE) { 21715ad2cbeeSMichael Chan led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT; 21725ad2cbeeSMichael Chan duration = cpu_to_le16(500); 21735ad2cbeeSMichael Chan } else if (state == ETHTOOL_ID_INACTIVE) { 21745ad2cbeeSMichael Chan led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT; 21755ad2cbeeSMichael Chan duration = cpu_to_le16(0); 21765ad2cbeeSMichael Chan } else { 21775ad2cbeeSMichael Chan return -EINVAL; 21785ad2cbeeSMichael Chan } 21795ad2cbeeSMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_LED_CFG, -1, -1); 21805ad2cbeeSMichael Chan req.port_id = cpu_to_le16(pf->port_id); 21815ad2cbeeSMichael Chan req.num_leds = bp->num_leds; 21825ad2cbeeSMichael Chan led_cfg = (struct bnxt_led_cfg *)&req.led0_id; 21835ad2cbeeSMichael Chan for (i = 0; i < bp->num_leds; i++, led_cfg++) { 21845ad2cbeeSMichael Chan req.enables |= BNXT_LED_DFLT_ENABLES(i); 21855ad2cbeeSMichael Chan led_cfg->led_id = bp->leds[i].led_id; 21865ad2cbeeSMichael Chan led_cfg->led_state = led_state; 21875ad2cbeeSMichael Chan led_cfg->led_blink_on = duration; 21885ad2cbeeSMichael Chan led_cfg->led_blink_off = duration; 21895ad2cbeeSMichael Chan led_cfg->led_group_id = bp->leds[i].led_group_id; 21905ad2cbeeSMichael Chan } 21915ad2cbeeSMichael Chan rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 21925ad2cbeeSMichael Chan if (rc) 21935ad2cbeeSMichael Chan rc = -EIO; 21945ad2cbeeSMichael Chan return rc; 21955ad2cbeeSMichael Chan } 21965ad2cbeeSMichael Chan 219767fea463SMichael Chan static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring) 219867fea463SMichael Chan { 219967fea463SMichael Chan struct hwrm_selftest_irq_input req = {0}; 220067fea463SMichael Chan 220167fea463SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_IRQ, cmpl_ring, -1); 220267fea463SMichael Chan return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 220367fea463SMichael Chan } 220467fea463SMichael Chan 220567fea463SMichael Chan static int bnxt_test_irq(struct bnxt *bp) 220667fea463SMichael Chan { 220767fea463SMichael Chan int i; 220867fea463SMichael Chan 220967fea463SMichael Chan for (i = 0; i < bp->cp_nr_rings; i++) { 221067fea463SMichael Chan u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id; 221167fea463SMichael Chan int rc; 221267fea463SMichael Chan 221367fea463SMichael Chan rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring); 221467fea463SMichael Chan if (rc) 221567fea463SMichael Chan return rc; 221667fea463SMichael Chan } 221767fea463SMichael Chan return 0; 221867fea463SMichael Chan } 221967fea463SMichael Chan 2220f7dc1ea6SMichael Chan static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable) 2221f7dc1ea6SMichael Chan { 2222f7dc1ea6SMichael Chan struct hwrm_port_mac_cfg_input req = {0}; 2223f7dc1ea6SMichael Chan 2224f7dc1ea6SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1); 2225f7dc1ea6SMichael Chan 2226f7dc1ea6SMichael Chan req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK); 2227f7dc1ea6SMichael Chan if (enable) 2228f7dc1ea6SMichael Chan req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL; 2229f7dc1ea6SMichael Chan else 2230f7dc1ea6SMichael Chan req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE; 2231f7dc1ea6SMichael Chan return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2232f7dc1ea6SMichael Chan } 2233f7dc1ea6SMichael Chan 223491725d89SMichael Chan static int bnxt_disable_an_for_lpbk(struct bnxt *bp, 223591725d89SMichael Chan struct hwrm_port_phy_cfg_input *req) 223691725d89SMichael Chan { 223791725d89SMichael Chan struct bnxt_link_info *link_info = &bp->link_info; 223891725d89SMichael Chan u16 fw_advertising = link_info->advertising; 223991725d89SMichael Chan u16 fw_speed; 224091725d89SMichael Chan int rc; 224191725d89SMichael Chan 224291725d89SMichael Chan if (!link_info->autoneg) 224391725d89SMichael Chan return 0; 224491725d89SMichael Chan 224591725d89SMichael Chan fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB; 224691725d89SMichael Chan if (netif_carrier_ok(bp->dev)) 224791725d89SMichael Chan fw_speed = bp->link_info.link_speed; 224891725d89SMichael Chan else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB) 224991725d89SMichael Chan fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB; 225091725d89SMichael Chan else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB) 225191725d89SMichael Chan fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB; 225291725d89SMichael Chan else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB) 225391725d89SMichael Chan fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB; 225491725d89SMichael Chan else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB) 225591725d89SMichael Chan fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB; 225691725d89SMichael Chan 225791725d89SMichael Chan req->force_link_speed = cpu_to_le16(fw_speed); 225891725d89SMichael Chan req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE | 225991725d89SMichael Chan PORT_PHY_CFG_REQ_FLAGS_RESET_PHY); 226091725d89SMichael Chan rc = hwrm_send_message(bp, req, sizeof(*req), HWRM_CMD_TIMEOUT); 226191725d89SMichael Chan req->flags = 0; 226291725d89SMichael Chan req->force_link_speed = cpu_to_le16(0); 226391725d89SMichael Chan return rc; 226491725d89SMichael Chan } 226591725d89SMichael Chan 226691725d89SMichael Chan static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable) 226791725d89SMichael Chan { 226891725d89SMichael Chan struct hwrm_port_phy_cfg_input req = {0}; 226991725d89SMichael Chan 227091725d89SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1); 227191725d89SMichael Chan 227291725d89SMichael Chan if (enable) { 227391725d89SMichael Chan bnxt_disable_an_for_lpbk(bp, &req); 227491725d89SMichael Chan req.lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL; 227591725d89SMichael Chan } else { 227691725d89SMichael Chan req.lpbk = PORT_PHY_CFG_REQ_LPBK_NONE; 227791725d89SMichael Chan } 227891725d89SMichael Chan req.enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK); 227991725d89SMichael Chan return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 228091725d89SMichael Chan } 228191725d89SMichael Chan 2282f7dc1ea6SMichael Chan static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_napi *bnapi, 2283f7dc1ea6SMichael Chan u32 raw_cons, int pkt_size) 2284f7dc1ea6SMichael Chan { 2285f7dc1ea6SMichael Chan struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; 2286f7dc1ea6SMichael Chan struct bnxt_rx_ring_info *rxr = bnapi->rx_ring; 2287f7dc1ea6SMichael Chan struct bnxt_sw_rx_bd *rx_buf; 2288f7dc1ea6SMichael Chan struct rx_cmp *rxcmp; 2289f7dc1ea6SMichael Chan u16 cp_cons, cons; 2290f7dc1ea6SMichael Chan u8 *data; 2291f7dc1ea6SMichael Chan u32 len; 2292f7dc1ea6SMichael Chan int i; 2293f7dc1ea6SMichael Chan 2294f7dc1ea6SMichael Chan cp_cons = RING_CMP(raw_cons); 2295f7dc1ea6SMichael Chan rxcmp = (struct rx_cmp *) 2296f7dc1ea6SMichael Chan &cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)]; 2297f7dc1ea6SMichael Chan cons = rxcmp->rx_cmp_opaque; 2298f7dc1ea6SMichael Chan rx_buf = &rxr->rx_buf_ring[cons]; 2299f7dc1ea6SMichael Chan data = rx_buf->data_ptr; 2300f7dc1ea6SMichael Chan len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT; 2301f7dc1ea6SMichael Chan if (len != pkt_size) 2302f7dc1ea6SMichael Chan return -EIO; 2303f7dc1ea6SMichael Chan i = ETH_ALEN; 2304f7dc1ea6SMichael Chan if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr)) 2305f7dc1ea6SMichael Chan return -EIO; 2306f7dc1ea6SMichael Chan i += ETH_ALEN; 2307f7dc1ea6SMichael Chan for ( ; i < pkt_size; i++) { 2308f7dc1ea6SMichael Chan if (data[i] != (u8)(i & 0xff)) 2309f7dc1ea6SMichael Chan return -EIO; 2310f7dc1ea6SMichael Chan } 2311f7dc1ea6SMichael Chan return 0; 2312f7dc1ea6SMichael Chan } 2313f7dc1ea6SMichael Chan 2314f7dc1ea6SMichael Chan static int bnxt_poll_loopback(struct bnxt *bp, int pkt_size) 2315f7dc1ea6SMichael Chan { 2316f7dc1ea6SMichael Chan struct bnxt_napi *bnapi = bp->bnapi[0]; 2317f7dc1ea6SMichael Chan struct bnxt_cp_ring_info *cpr; 2318f7dc1ea6SMichael Chan struct tx_cmp *txcmp; 2319f7dc1ea6SMichael Chan int rc = -EIO; 2320f7dc1ea6SMichael Chan u32 raw_cons; 2321f7dc1ea6SMichael Chan u32 cons; 2322f7dc1ea6SMichael Chan int i; 2323f7dc1ea6SMichael Chan 2324f7dc1ea6SMichael Chan cpr = &bnapi->cp_ring; 2325f7dc1ea6SMichael Chan raw_cons = cpr->cp_raw_cons; 2326f7dc1ea6SMichael Chan for (i = 0; i < 200; i++) { 2327f7dc1ea6SMichael Chan cons = RING_CMP(raw_cons); 2328f7dc1ea6SMichael Chan txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)]; 2329f7dc1ea6SMichael Chan 2330f7dc1ea6SMichael Chan if (!TX_CMP_VALID(txcmp, raw_cons)) { 2331f7dc1ea6SMichael Chan udelay(5); 2332f7dc1ea6SMichael Chan continue; 2333f7dc1ea6SMichael Chan } 2334f7dc1ea6SMichael Chan 2335f7dc1ea6SMichael Chan /* The valid test of the entry must be done first before 2336f7dc1ea6SMichael Chan * reading any further. 2337f7dc1ea6SMichael Chan */ 2338f7dc1ea6SMichael Chan dma_rmb(); 2339f7dc1ea6SMichael Chan if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) { 2340f7dc1ea6SMichael Chan rc = bnxt_rx_loopback(bp, bnapi, raw_cons, pkt_size); 2341f7dc1ea6SMichael Chan raw_cons = NEXT_RAW_CMP(raw_cons); 2342f7dc1ea6SMichael Chan raw_cons = NEXT_RAW_CMP(raw_cons); 2343f7dc1ea6SMichael Chan break; 2344f7dc1ea6SMichael Chan } 2345f7dc1ea6SMichael Chan raw_cons = NEXT_RAW_CMP(raw_cons); 2346f7dc1ea6SMichael Chan } 2347f7dc1ea6SMichael Chan cpr->cp_raw_cons = raw_cons; 2348f7dc1ea6SMichael Chan return rc; 2349f7dc1ea6SMichael Chan } 2350f7dc1ea6SMichael Chan 2351f7dc1ea6SMichael Chan static int bnxt_run_loopback(struct bnxt *bp) 2352f7dc1ea6SMichael Chan { 2353f7dc1ea6SMichael Chan struct bnxt_tx_ring_info *txr = &bp->tx_ring[0]; 2354f7dc1ea6SMichael Chan int pkt_size, i = 0; 2355f7dc1ea6SMichael Chan struct sk_buff *skb; 2356f7dc1ea6SMichael Chan dma_addr_t map; 2357f7dc1ea6SMichael Chan u8 *data; 2358f7dc1ea6SMichael Chan int rc; 2359f7dc1ea6SMichael Chan 2360f7dc1ea6SMichael Chan pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh); 2361f7dc1ea6SMichael Chan skb = netdev_alloc_skb(bp->dev, pkt_size); 2362f7dc1ea6SMichael Chan if (!skb) 2363f7dc1ea6SMichael Chan return -ENOMEM; 2364f7dc1ea6SMichael Chan data = skb_put(skb, pkt_size); 2365f7dc1ea6SMichael Chan eth_broadcast_addr(data); 2366f7dc1ea6SMichael Chan i += ETH_ALEN; 2367f7dc1ea6SMichael Chan ether_addr_copy(&data[i], bp->dev->dev_addr); 2368f7dc1ea6SMichael Chan i += ETH_ALEN; 2369f7dc1ea6SMichael Chan for ( ; i < pkt_size; i++) 2370f7dc1ea6SMichael Chan data[i] = (u8)(i & 0xff); 2371f7dc1ea6SMichael Chan 2372f7dc1ea6SMichael Chan map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size, 2373f7dc1ea6SMichael Chan PCI_DMA_TODEVICE); 2374f7dc1ea6SMichael Chan if (dma_mapping_error(&bp->pdev->dev, map)) { 2375f7dc1ea6SMichael Chan dev_kfree_skb(skb); 2376f7dc1ea6SMichael Chan return -EIO; 2377f7dc1ea6SMichael Chan } 2378f7dc1ea6SMichael Chan bnxt_xmit_xdp(bp, txr, map, pkt_size, 0); 2379f7dc1ea6SMichael Chan 2380f7dc1ea6SMichael Chan /* Sync BD data before updating doorbell */ 2381f7dc1ea6SMichael Chan wmb(); 2382f7dc1ea6SMichael Chan 2383434c975aSMichael Chan bnxt_db_write(bp, txr->tx_doorbell, DB_KEY_TX | txr->tx_prod); 2384f7dc1ea6SMichael Chan rc = bnxt_poll_loopback(bp, pkt_size); 2385f7dc1ea6SMichael Chan 2386f7dc1ea6SMichael Chan dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE); 2387f7dc1ea6SMichael Chan dev_kfree_skb(skb); 2388f7dc1ea6SMichael Chan return rc; 2389f7dc1ea6SMichael Chan } 2390f7dc1ea6SMichael Chan 2391eb513658SMichael Chan static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results) 2392eb513658SMichael Chan { 2393eb513658SMichael Chan struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr; 2394eb513658SMichael Chan struct hwrm_selftest_exec_input req = {0}; 2395eb513658SMichael Chan int rc; 2396eb513658SMichael Chan 2397eb513658SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1); 2398eb513658SMichael Chan mutex_lock(&bp->hwrm_cmd_lock); 2399eb513658SMichael Chan resp->test_success = 0; 2400eb513658SMichael Chan req.flags = test_mask; 2401eb513658SMichael Chan rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout); 2402eb513658SMichael Chan *test_results = resp->test_success; 2403eb513658SMichael Chan mutex_unlock(&bp->hwrm_cmd_lock); 2404eb513658SMichael Chan return rc; 2405eb513658SMichael Chan } 2406eb513658SMichael Chan 240767fea463SMichael Chan #define BNXT_DRV_TESTS 3 2408f7dc1ea6SMichael Chan #define BNXT_MACLPBK_TEST_IDX (bp->num_tests - BNXT_DRV_TESTS) 240991725d89SMichael Chan #define BNXT_PHYLPBK_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 1) 241067fea463SMichael Chan #define BNXT_IRQ_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 2) 2411eb513658SMichael Chan 2412eb513658SMichael Chan static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, 2413eb513658SMichael Chan u64 *buf) 2414eb513658SMichael Chan { 2415eb513658SMichael Chan struct bnxt *bp = netdev_priv(dev); 2416eb513658SMichael Chan bool offline = false; 2417eb513658SMichael Chan u8 test_results = 0; 2418eb513658SMichael Chan u8 test_mask = 0; 2419eb513658SMichael Chan int rc, i; 2420eb513658SMichael Chan 2421eb513658SMichael Chan if (!bp->num_tests || !BNXT_SINGLE_PF(bp)) 2422eb513658SMichael Chan return; 2423eb513658SMichael Chan memset(buf, 0, sizeof(u64) * bp->num_tests); 2424eb513658SMichael Chan if (!netif_running(dev)) { 2425eb513658SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 2426eb513658SMichael Chan return; 2427eb513658SMichael Chan } 2428eb513658SMichael Chan 2429eb513658SMichael Chan if (etest->flags & ETH_TEST_FL_OFFLINE) { 2430eb513658SMichael Chan if (bp->pf.active_vfs) { 2431eb513658SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 2432eb513658SMichael Chan netdev_warn(dev, "Offline tests cannot be run with active VFs\n"); 2433eb513658SMichael Chan return; 2434eb513658SMichael Chan } 2435eb513658SMichael Chan offline = true; 2436eb513658SMichael Chan } 2437eb513658SMichael Chan 2438eb513658SMichael Chan for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) { 2439eb513658SMichael Chan u8 bit_val = 1 << i; 2440eb513658SMichael Chan 2441eb513658SMichael Chan if (!(bp->test_info->offline_mask & bit_val)) 2442eb513658SMichael Chan test_mask |= bit_val; 2443eb513658SMichael Chan else if (offline) 2444eb513658SMichael Chan test_mask |= bit_val; 2445eb513658SMichael Chan } 2446eb513658SMichael Chan if (!offline) { 2447eb513658SMichael Chan bnxt_run_fw_tests(bp, test_mask, &test_results); 2448eb513658SMichael Chan } else { 2449eb513658SMichael Chan rc = bnxt_close_nic(bp, false, false); 2450eb513658SMichael Chan if (rc) 2451eb513658SMichael Chan return; 2452eb513658SMichael Chan bnxt_run_fw_tests(bp, test_mask, &test_results); 2453f7dc1ea6SMichael Chan 2454f7dc1ea6SMichael Chan buf[BNXT_MACLPBK_TEST_IDX] = 1; 2455f7dc1ea6SMichael Chan bnxt_hwrm_mac_loopback(bp, true); 2456f7dc1ea6SMichael Chan msleep(250); 2457f7dc1ea6SMichael Chan rc = bnxt_half_open_nic(bp); 2458f7dc1ea6SMichael Chan if (rc) { 2459f7dc1ea6SMichael Chan bnxt_hwrm_mac_loopback(bp, false); 2460f7dc1ea6SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 2461f7dc1ea6SMichael Chan return; 2462f7dc1ea6SMichael Chan } 2463f7dc1ea6SMichael Chan if (bnxt_run_loopback(bp)) 2464f7dc1ea6SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 2465f7dc1ea6SMichael Chan else 2466f7dc1ea6SMichael Chan buf[BNXT_MACLPBK_TEST_IDX] = 0; 2467f7dc1ea6SMichael Chan 2468f7dc1ea6SMichael Chan bnxt_hwrm_mac_loopback(bp, false); 246991725d89SMichael Chan bnxt_hwrm_phy_loopback(bp, true); 247091725d89SMichael Chan msleep(1000); 247191725d89SMichael Chan if (bnxt_run_loopback(bp)) { 247291725d89SMichael Chan buf[BNXT_PHYLPBK_TEST_IDX] = 1; 247391725d89SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 247491725d89SMichael Chan } 247591725d89SMichael Chan bnxt_hwrm_phy_loopback(bp, false); 247691725d89SMichael Chan bnxt_half_close_nic(bp); 2477eb513658SMichael Chan bnxt_open_nic(bp, false, true); 2478eb513658SMichael Chan } 247967fea463SMichael Chan if (bnxt_test_irq(bp)) { 248067fea463SMichael Chan buf[BNXT_IRQ_TEST_IDX] = 1; 248167fea463SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 248267fea463SMichael Chan } 2483eb513658SMichael Chan for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) { 2484eb513658SMichael Chan u8 bit_val = 1 << i; 2485eb513658SMichael Chan 2486eb513658SMichael Chan if ((test_mask & bit_val) && !(test_results & bit_val)) { 2487eb513658SMichael Chan buf[i] = 1; 2488eb513658SMichael Chan etest->flags |= ETH_TEST_FL_FAILED; 2489eb513658SMichael Chan } 2490eb513658SMichael Chan } 2491eb513658SMichael Chan } 2492eb513658SMichael Chan 2493eb513658SMichael Chan void bnxt_ethtool_init(struct bnxt *bp) 2494eb513658SMichael Chan { 2495eb513658SMichael Chan struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr; 2496eb513658SMichael Chan struct hwrm_selftest_qlist_input req = {0}; 2497eb513658SMichael Chan struct bnxt_test_info *test_info; 2498eb513658SMichael Chan int i, rc; 2499eb513658SMichael Chan 2500eb513658SMichael Chan if (bp->hwrm_spec_code < 0x10704 || !BNXT_SINGLE_PF(bp)) 2501eb513658SMichael Chan return; 2502eb513658SMichael Chan 2503eb513658SMichael Chan bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1); 2504eb513658SMichael Chan mutex_lock(&bp->hwrm_cmd_lock); 2505eb513658SMichael Chan rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); 2506eb513658SMichael Chan if (rc) 2507eb513658SMichael Chan goto ethtool_init_exit; 2508eb513658SMichael Chan 2509eb513658SMichael Chan test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL); 2510eb513658SMichael Chan if (!test_info) 2511eb513658SMichael Chan goto ethtool_init_exit; 2512eb513658SMichael Chan 2513eb513658SMichael Chan bp->test_info = test_info; 2514eb513658SMichael Chan bp->num_tests = resp->num_tests + BNXT_DRV_TESTS; 2515eb513658SMichael Chan if (bp->num_tests > BNXT_MAX_TEST) 2516eb513658SMichael Chan bp->num_tests = BNXT_MAX_TEST; 2517eb513658SMichael Chan 2518eb513658SMichael Chan test_info->offline_mask = resp->offline_tests; 2519eb513658SMichael Chan test_info->timeout = le16_to_cpu(resp->test_timeout); 2520eb513658SMichael Chan if (!test_info->timeout) 2521eb513658SMichael Chan test_info->timeout = HWRM_CMD_TIMEOUT; 2522eb513658SMichael Chan for (i = 0; i < bp->num_tests; i++) { 2523eb513658SMichael Chan char *str = test_info->string[i]; 2524eb513658SMichael Chan char *fw_str = resp->test0_name + i * 32; 2525eb513658SMichael Chan 2526f7dc1ea6SMichael Chan if (i == BNXT_MACLPBK_TEST_IDX) { 2527f7dc1ea6SMichael Chan strcpy(str, "Mac loopback test (offline)"); 252891725d89SMichael Chan } else if (i == BNXT_PHYLPBK_TEST_IDX) { 252991725d89SMichael Chan strcpy(str, "Phy loopback test (offline)"); 253067fea463SMichael Chan } else if (i == BNXT_IRQ_TEST_IDX) { 253167fea463SMichael Chan strcpy(str, "Interrupt_test (offline)"); 2532f7dc1ea6SMichael Chan } else { 2533eb513658SMichael Chan strlcpy(str, fw_str, ETH_GSTRING_LEN); 2534eb513658SMichael Chan strncat(str, " test", ETH_GSTRING_LEN - strlen(str)); 2535eb513658SMichael Chan if (test_info->offline_mask & (1 << i)) 2536eb513658SMichael Chan strncat(str, " (offline)", 2537eb513658SMichael Chan ETH_GSTRING_LEN - strlen(str)); 2538eb513658SMichael Chan else 2539eb513658SMichael Chan strncat(str, " (online)", 2540eb513658SMichael Chan ETH_GSTRING_LEN - strlen(str)); 2541eb513658SMichael Chan } 2542f7dc1ea6SMichael Chan } 2543eb513658SMichael Chan 2544eb513658SMichael Chan ethtool_init_exit: 2545eb513658SMichael Chan mutex_unlock(&bp->hwrm_cmd_lock); 2546eb513658SMichael Chan } 2547eb513658SMichael Chan 2548eb513658SMichael Chan void bnxt_ethtool_free(struct bnxt *bp) 2549eb513658SMichael Chan { 2550eb513658SMichael Chan kfree(bp->test_info); 2551eb513658SMichael Chan bp->test_info = NULL; 2552eb513658SMichael Chan } 2553eb513658SMichael Chan 2554c0c050c5SMichael Chan const struct ethtool_ops bnxt_ethtool_ops = { 255500c04a92SMichael Chan .get_link_ksettings = bnxt_get_link_ksettings, 255600c04a92SMichael Chan .set_link_ksettings = bnxt_set_link_ksettings, 2557c0c050c5SMichael Chan .get_pauseparam = bnxt_get_pauseparam, 2558c0c050c5SMichael Chan .set_pauseparam = bnxt_set_pauseparam, 2559c0c050c5SMichael Chan .get_drvinfo = bnxt_get_drvinfo, 25608e202366SMichael Chan .get_wol = bnxt_get_wol, 25615282db6cSMichael Chan .set_wol = bnxt_set_wol, 2562c0c050c5SMichael Chan .get_coalesce = bnxt_get_coalesce, 2563c0c050c5SMichael Chan .set_coalesce = bnxt_set_coalesce, 2564c0c050c5SMichael Chan .get_msglevel = bnxt_get_msglevel, 2565c0c050c5SMichael Chan .set_msglevel = bnxt_set_msglevel, 2566c0c050c5SMichael Chan .get_sset_count = bnxt_get_sset_count, 2567c0c050c5SMichael Chan .get_strings = bnxt_get_strings, 2568c0c050c5SMichael Chan .get_ethtool_stats = bnxt_get_ethtool_stats, 2569c0c050c5SMichael Chan .set_ringparam = bnxt_set_ringparam, 2570c0c050c5SMichael Chan .get_ringparam = bnxt_get_ringparam, 2571c0c050c5SMichael Chan .get_channels = bnxt_get_channels, 2572c0c050c5SMichael Chan .set_channels = bnxt_set_channels, 2573c0c050c5SMichael Chan .get_rxnfc = bnxt_get_rxnfc, 2574a011952aSMichael Chan .set_rxnfc = bnxt_set_rxnfc, 2575c0c050c5SMichael Chan .get_rxfh_indir_size = bnxt_get_rxfh_indir_size, 2576c0c050c5SMichael Chan .get_rxfh_key_size = bnxt_get_rxfh_key_size, 2577c0c050c5SMichael Chan .get_rxfh = bnxt_get_rxfh, 2578c0c050c5SMichael Chan .flash_device = bnxt_flash_device, 2579c0c050c5SMichael Chan .get_eeprom_len = bnxt_get_eeprom_len, 2580c0c050c5SMichael Chan .get_eeprom = bnxt_get_eeprom, 2581c0c050c5SMichael Chan .set_eeprom = bnxt_set_eeprom, 2582c0c050c5SMichael Chan .get_link = bnxt_get_link, 258372b34f04SMichael Chan .get_eee = bnxt_get_eee, 258472b34f04SMichael Chan .set_eee = bnxt_set_eee, 258542ee18feSAjit Khaparde .get_module_info = bnxt_get_module_info, 258642ee18feSAjit Khaparde .get_module_eeprom = bnxt_get_module_eeprom, 25875ad2cbeeSMichael Chan .nway_reset = bnxt_nway_reset, 25885ad2cbeeSMichael Chan .set_phys_id = bnxt_set_phys_id, 2589eb513658SMichael Chan .self_test = bnxt_self_test, 2590c0c050c5SMichael Chan }; 2591