Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 | /* * FUJITSU Extended Socket Network Device driver * Copyright (c) 2015 FUJITSU LIMITED * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, see <http://www.gnu.org/licenses/>. * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * */ /* ethtool support for fjes */ #include <linux/vmalloc.h> #include <linux/netdevice.h> #include <linux/ethtool.h> #include <linux/platform_device.h> #include "fjes.h" struct fjes_stats { char stat_string[ETH_GSTRING_LEN]; int sizeof_stat; int stat_offset; }; #define FJES_STAT(name, stat) { \ .stat_string = name, \ .sizeof_stat = FIELD_SIZEOF(struct fjes_adapter, stat), \ .stat_offset = offsetof(struct fjes_adapter, stat) \ } static const struct fjes_stats fjes_gstrings_stats[] = { FJES_STAT("rx_packets", stats64.rx_packets), FJES_STAT("tx_packets", stats64.tx_packets), FJES_STAT("rx_bytes", stats64.rx_bytes), FJES_STAT("tx_bytes", stats64.rx_bytes), FJES_STAT("rx_dropped", stats64.rx_dropped), FJES_STAT("tx_dropped", stats64.tx_dropped), }; #define FJES_EP_STATS_LEN 14 #define FJES_STATS_LEN \ (ARRAY_SIZE(fjes_gstrings_stats) + \ ((&((struct fjes_adapter *)netdev_priv(netdev))->hw)->max_epid - 1) * \ FJES_EP_STATS_LEN) static void fjes_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { struct fjes_adapter *adapter = netdev_priv(netdev); struct fjes_hw *hw = &adapter->hw; int epidx; char *p; int i; for (i = 0; i < ARRAY_SIZE(fjes_gstrings_stats); i++) { p = (char *)adapter + fjes_gstrings_stats[i].stat_offset; data[i] = (fjes_gstrings_stats[i].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } for (epidx = 0; epidx < hw->max_epid; epidx++) { if (epidx == hw->my_epid) continue; data[i++] = hw->ep_shm_info[epidx].ep_stats .com_regist_buf_exec; data[i++] = hw->ep_shm_info[epidx].ep_stats .com_unregist_buf_exec; data[i++] = hw->ep_shm_info[epidx].ep_stats.send_intr_rx; data[i++] = hw->ep_shm_info[epidx].ep_stats.send_intr_unshare; data[i++] = hw->ep_shm_info[epidx].ep_stats .send_intr_zoneupdate; data[i++] = hw->ep_shm_info[epidx].ep_stats.recv_intr_rx; data[i++] = hw->ep_shm_info[epidx].ep_stats.recv_intr_unshare; data[i++] = hw->ep_shm_info[epidx].ep_stats.recv_intr_stop; data[i++] = hw->ep_shm_info[epidx].ep_stats .recv_intr_zoneupdate; data[i++] = hw->ep_shm_info[epidx].ep_stats.tx_buffer_full; data[i++] = hw->ep_shm_info[epidx].ep_stats .tx_dropped_not_shared; data[i++] = hw->ep_shm_info[epidx].ep_stats .tx_dropped_ver_mismatch; data[i++] = hw->ep_shm_info[epidx].ep_stats .tx_dropped_buf_size_mismatch; data[i++] = hw->ep_shm_info[epidx].ep_stats .tx_dropped_vlanid_mismatch; } } static void fjes_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { struct fjes_adapter *adapter = netdev_priv(netdev); struct fjes_hw *hw = &adapter->hw; u8 *p = data; int i; switch (stringset) { case ETH_SS_STATS: for (i = 0; i < ARRAY_SIZE(fjes_gstrings_stats); i++) { memcpy(p, fjes_gstrings_stats[i].stat_string, ETH_GSTRING_LEN); p += ETH_GSTRING_LEN; } for (i = 0; i < hw->max_epid; i++) { if (i == hw->my_epid) continue; sprintf(p, "ep%u_com_regist_buf_exec", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_com_unregist_buf_exec", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_send_intr_rx", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_send_intr_unshare", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_send_intr_zoneupdate", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_recv_intr_rx", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_recv_intr_unshare", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_recv_intr_stop", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_recv_intr_zoneupdate", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_tx_buffer_full", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_tx_dropped_not_shared", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_tx_dropped_ver_mismatch", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_tx_dropped_buf_size_mismatch", i); p += ETH_GSTRING_LEN; sprintf(p, "ep%u_tx_dropped_vlanid_mismatch", i); p += ETH_GSTRING_LEN; } break; } } static int fjes_get_sset_count(struct net_device *netdev, int sset) { switch (sset) { case ETH_SS_STATS: return FJES_STATS_LEN; default: return -EOPNOTSUPP; } } static void fjes_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { struct fjes_adapter *adapter = netdev_priv(netdev); struct platform_device *plat_dev; plat_dev = adapter->plat_dev; strlcpy(drvinfo->driver, fjes_driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, fjes_driver_version, sizeof(drvinfo->version)); strlcpy(drvinfo->fw_version, "none", sizeof(drvinfo->fw_version)); snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info), "platform:%s", plat_dev->name); } static int fjes_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *ecmd) { ethtool_link_ksettings_zero_link_mode(ecmd, supported); ethtool_link_ksettings_zero_link_mode(ecmd, advertising); ecmd->base.duplex = DUPLEX_FULL; ecmd->base.autoneg = AUTONEG_DISABLE; ecmd->base.port = PORT_NONE; ecmd->base.speed = 20000; /* 20Gb/s */ return 0; } static int fjes_get_regs_len(struct net_device *netdev) { #define FJES_REGS_LEN 37 return FJES_REGS_LEN * sizeof(u32); } static void fjes_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { struct fjes_adapter *adapter = netdev_priv(netdev); struct fjes_hw *hw = &adapter->hw; u32 *regs_buff = p; memset(p, 0, FJES_REGS_LEN * sizeof(u32)); regs->version = 1; /* Information registers */ regs_buff[0] = rd32(XSCT_OWNER_EPID); regs_buff[1] = rd32(XSCT_MAX_EP); /* Device Control registers */ regs_buff[4] = rd32(XSCT_DCTL); /* Command Control registers */ regs_buff[8] = rd32(XSCT_CR); regs_buff[9] = rd32(XSCT_CS); regs_buff[10] = rd32(XSCT_SHSTSAL); regs_buff[11] = rd32(XSCT_SHSTSAH); regs_buff[13] = rd32(XSCT_REQBL); regs_buff[14] = rd32(XSCT_REQBAL); regs_buff[15] = rd32(XSCT_REQBAH); regs_buff[17] = rd32(XSCT_RESPBL); regs_buff[18] = rd32(XSCT_RESPBAL); regs_buff[19] = rd32(XSCT_RESPBAH); /* Interrupt Control registers */ regs_buff[32] = rd32(XSCT_IS); regs_buff[33] = rd32(XSCT_IMS); regs_buff[34] = rd32(XSCT_IMC); regs_buff[35] = rd32(XSCT_IG); regs_buff[36] = rd32(XSCT_ICTL); } static int fjes_set_dump(struct net_device *netdev, struct ethtool_dump *dump) { struct fjes_adapter *adapter = netdev_priv(netdev); struct fjes_hw *hw = &adapter->hw; int ret = 0; if (dump->flag) { if (hw->debug_mode) return -EPERM; hw->debug_mode = dump->flag; /* enable debug mode */ mutex_lock(&hw->hw_info.lock); ret = fjes_hw_start_debug(hw); mutex_unlock(&hw->hw_info.lock); if (ret) hw->debug_mode = 0; } else { if (!hw->debug_mode) return -EPERM; /* disable debug mode */ mutex_lock(&hw->hw_info.lock); ret = fjes_hw_stop_debug(hw); mutex_unlock(&hw->hw_info.lock); } return ret; } static int fjes_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) { struct fjes_adapter *adapter = netdev_priv(netdev); struct fjes_hw *hw = &adapter->hw; dump->len = hw->hw_info.trace_size; dump->version = 1; dump->flag = hw->debug_mode; return 0; } static int fjes_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, void *buf) { struct fjes_adapter *adapter = netdev_priv(netdev); struct fjes_hw *hw = &adapter->hw; int ret = 0; if (hw->hw_info.trace) memcpy(buf, hw->hw_info.trace, hw->hw_info.trace_size); else ret = -EPERM; return ret; } static const struct ethtool_ops fjes_ethtool_ops = { .get_drvinfo = fjes_get_drvinfo, .get_ethtool_stats = fjes_get_ethtool_stats, .get_strings = fjes_get_strings, .get_sset_count = fjes_get_sset_count, .get_regs = fjes_get_regs, .get_regs_len = fjes_get_regs_len, .set_dump = fjes_set_dump, .get_dump_flag = fjes_get_dump_flag, .get_dump_data = fjes_get_dump_data, .get_link_ksettings = fjes_get_link_ksettings, }; void fjes_set_ethtool_ops(struct net_device *netdev) { netdev->ethtool_ops = &fjes_ethtool_ops; } |