1 /* 2 * Copyright (c) 2014-2015 Hisilicon Limited. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 */ 9 10 #include <linux/delay.h> 11 #include <linux/of_mdio.h> 12 #include "hns_dsaf_main.h" 13 #include "hns_dsaf_mac.h" 14 #include "hns_dsaf_gmac.h" 15 16 static const struct mac_stats_string g_gmac_stats_string[] = { 17 {"gmac_rx_octets_total_ok", MAC_STATS_FIELD_OFF(rx_good_bytes)}, 18 {"gmac_rx_octets_bad", MAC_STATS_FIELD_OFF(rx_bad_bytes)}, 19 {"gmac_rx_uc_pkts", MAC_STATS_FIELD_OFF(rx_uc_pkts)}, 20 {"gamc_rx_mc_pkts", MAC_STATS_FIELD_OFF(rx_mc_pkts)}, 21 {"gmac_rx_bc_pkts", MAC_STATS_FIELD_OFF(rx_bc_pkts)}, 22 {"gmac_rx_pkts_64octets", MAC_STATS_FIELD_OFF(rx_64bytes)}, 23 {"gmac_rx_pkts_65to127", MAC_STATS_FIELD_OFF(rx_65to127)}, 24 {"gmac_rx_pkts_128to255", MAC_STATS_FIELD_OFF(rx_128to255)}, 25 {"gmac_rx_pkts_256to511", MAC_STATS_FIELD_OFF(rx_256to511)}, 26 {"gmac_rx_pkts_512to1023", MAC_STATS_FIELD_OFF(rx_512to1023)}, 27 {"gmac_rx_pkts_1024to1518", MAC_STATS_FIELD_OFF(rx_1024to1518)}, 28 {"gmac_rx_pkts_1519tomax", MAC_STATS_FIELD_OFF(rx_1519tomax)}, 29 {"gmac_rx_fcs_errors", MAC_STATS_FIELD_OFF(rx_fcs_err)}, 30 {"gmac_rx_tagged", MAC_STATS_FIELD_OFF(rx_vlan_pkts)}, 31 {"gmac_rx_data_err", MAC_STATS_FIELD_OFF(rx_data_err)}, 32 {"gmac_rx_align_errors", MAC_STATS_FIELD_OFF(rx_align_err)}, 33 {"gmac_rx_long_errors", MAC_STATS_FIELD_OFF(rx_oversize)}, 34 {"gmac_rx_jabber_errors", MAC_STATS_FIELD_OFF(rx_jabber_err)}, 35 {"gmac_rx_pause_maccontrol", MAC_STATS_FIELD_OFF(rx_pfc_tc0)}, 36 {"gmac_rx_unknown_maccontrol", MAC_STATS_FIELD_OFF(rx_unknown_ctrl)}, 37 {"gmac_rx_very_long_err", MAC_STATS_FIELD_OFF(rx_long_err)}, 38 {"gmac_rx_runt_err", MAC_STATS_FIELD_OFF(rx_minto64)}, 39 {"gmac_rx_short_err", MAC_STATS_FIELD_OFF(rx_under_min)}, 40 {"gmac_rx_filt_pkt", MAC_STATS_FIELD_OFF(rx_filter_bytes)}, 41 {"gmac_rx_octets_total_filt", MAC_STATS_FIELD_OFF(rx_filter_pkts)}, 42 {"gmac_rx_overrun_cnt", MAC_STATS_FIELD_OFF(rx_fifo_overrun_err)}, 43 {"gmac_rx_length_err", MAC_STATS_FIELD_OFF(rx_len_err)}, 44 {"gmac_rx_fail_comma", MAC_STATS_FIELD_OFF(rx_comma_err)}, 45 46 {"gmac_tx_octets_ok", MAC_STATS_FIELD_OFF(tx_good_bytes)}, 47 {"gmac_tx_octets_bad", MAC_STATS_FIELD_OFF(tx_bad_bytes)}, 48 {"gmac_tx_uc_pkts", MAC_STATS_FIELD_OFF(tx_uc_pkts)}, 49 {"gmac_tx_mc_pkts", MAC_STATS_FIELD_OFF(tx_mc_pkts)}, 50 {"gmac_tx_bc_pkts", MAC_STATS_FIELD_OFF(tx_bc_pkts)}, 51 {"gmac_tx_pkts_64octets", MAC_STATS_FIELD_OFF(tx_64bytes)}, 52 {"gmac_tx_pkts_65to127", MAC_STATS_FIELD_OFF(tx_65to127)}, 53 {"gmac_tx_pkts_128to255", MAC_STATS_FIELD_OFF(tx_128to255)}, 54 {"gmac_tx_pkts_256to511", MAC_STATS_FIELD_OFF(tx_256to511)}, 55 {"gmac_tx_pkts_512to1023", MAC_STATS_FIELD_OFF(tx_512to1023)}, 56 {"gmac_tx_pkts_1024to1518", MAC_STATS_FIELD_OFF(tx_1024to1518)}, 57 {"gmac_tx_pkts_1519tomax", MAC_STATS_FIELD_OFF(tx_1519tomax)}, 58 {"gmac_tx_excessive_length_drop", MAC_STATS_FIELD_OFF(tx_jabber_err)}, 59 {"gmac_tx_underrun", MAC_STATS_FIELD_OFF(tx_underrun_err)}, 60 {"gmac_tx_tagged", MAC_STATS_FIELD_OFF(tx_vlan)}, 61 {"gmac_tx_crc_error", MAC_STATS_FIELD_OFF(tx_crc_err)}, 62 {"gmac_tx_pause_frames", MAC_STATS_FIELD_OFF(tx_pfc_tc0)} 63 }; 64 65 static void hns_gmac_enable(void *mac_drv, enum mac_commom_mode mode) 66 { 67 struct mac_driver *drv = (struct mac_driver *)mac_drv; 68 69 /*enable GE rX/tX */ 70 if ((mode == MAC_COMM_MODE_TX) || (mode == MAC_COMM_MODE_RX_AND_TX)) 71 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_TX_EN_B, 1); 72 73 if ((mode == MAC_COMM_MODE_RX) || (mode == MAC_COMM_MODE_RX_AND_TX)) 74 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 1); 75 } 76 77 static void hns_gmac_disable(void *mac_drv, enum mac_commom_mode mode) 78 { 79 struct mac_driver *drv = (struct mac_driver *)mac_drv; 80 81 /*disable GE rX/tX */ 82 if ((mode == MAC_COMM_MODE_TX) || (mode == MAC_COMM_MODE_RX_AND_TX)) 83 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_TX_EN_B, 0); 84 85 if ((mode == MAC_COMM_MODE_RX) || (mode == MAC_COMM_MODE_RX_AND_TX)) 86 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 0); 87 } 88 89 /** 90 *hns_gmac_get_en - get port enable 91 *@mac_drv:mac device 92 *@rx:rx enable 93 *@tx:tx enable 94 */ 95 static void hns_gmac_get_en(void *mac_drv, u32 *rx, u32 *tx) 96 { 97 struct mac_driver *drv = (struct mac_driver *)mac_drv; 98 u32 porten; 99 100 porten = dsaf_read_dev(drv, GMAC_PORT_EN_REG); 101 *tx = dsaf_get_bit(porten, GMAC_PORT_TX_EN_B); 102 *rx = dsaf_get_bit(porten, GMAC_PORT_RX_EN_B); 103 } 104 105 static void hns_gmac_free(void *mac_drv) 106 { 107 struct mac_driver *drv = (struct mac_driver *)mac_drv; 108 struct dsaf_device *dsaf_dev 109 = (struct dsaf_device *)dev_get_drvdata(drv->dev); 110 111 u32 mac_id = drv->mac_id; 112 113 hns_dsaf_ge_srst_by_port(dsaf_dev, mac_id, 0); 114 } 115 116 static void hns_gmac_set_tx_auto_pause_frames(void *mac_drv, u16 newval) 117 { 118 struct mac_driver *drv = (struct mac_driver *)mac_drv; 119 120 dsaf_set_dev_field(drv, GMAC_FC_TX_TIMER_REG, GMAC_FC_TX_TIMER_M, 121 GMAC_FC_TX_TIMER_S, newval); 122 } 123 124 static void hns_gmac_get_tx_auto_pause_frames(void *mac_drv, u16 *newval) 125 { 126 struct mac_driver *drv = (struct mac_driver *)mac_drv; 127 128 *newval = dsaf_get_dev_field(drv, GMAC_FC_TX_TIMER_REG, 129 GMAC_FC_TX_TIMER_M, GMAC_FC_TX_TIMER_S); 130 } 131 132 static void hns_gmac_set_rx_auto_pause_frames(void *mac_drv, u32 newval) 133 { 134 struct mac_driver *drv = (struct mac_driver *)mac_drv; 135 136 dsaf_set_dev_bit(drv, GMAC_PAUSE_EN_REG, 137 GMAC_PAUSE_EN_RX_FDFC_B, !!newval); 138 } 139 140 static void hns_gmac_config_max_frame_length(void *mac_drv, u16 newval) 141 { 142 struct mac_driver *drv = (struct mac_driver *)mac_drv; 143 144 dsaf_set_dev_field(drv, GMAC_MAX_FRM_SIZE_REG, GMAC_MAX_FRM_SIZE_M, 145 GMAC_MAX_FRM_SIZE_S, newval); 146 147 dsaf_set_dev_field(drv, GAMC_RX_MAX_FRAME, GMAC_MAX_FRM_SIZE_M, 148 GMAC_MAX_FRM_SIZE_S, newval); 149 } 150 151 static void hns_gmac_config_an_mode(void *mac_drv, u8 newval) 152 { 153 struct mac_driver *drv = (struct mac_driver *)mac_drv; 154 155 dsaf_set_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG, 156 GMAC_TX_AN_EN_B, !!newval); 157 } 158 159 static void hns_gmac_tx_loop_pkt_dis(void *mac_drv) 160 { 161 u32 tx_loop_pkt_pri; 162 struct mac_driver *drv = (struct mac_driver *)mac_drv; 163 164 tx_loop_pkt_pri = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG); 165 dsaf_set_bit(tx_loop_pkt_pri, GMAC_TX_LOOP_PKT_EN_B, 1); 166 dsaf_set_bit(tx_loop_pkt_pri, GMAC_TX_LOOP_PKT_HIG_PRI_B, 0); 167 dsaf_write_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG, tx_loop_pkt_pri); 168 } 169 170 static void hns_gmac_set_duplex_type(void *mac_drv, u8 newval) 171 { 172 struct mac_driver *drv = (struct mac_driver *)mac_drv; 173 174 dsaf_set_dev_bit(drv, GMAC_DUPLEX_TYPE_REG, 175 GMAC_DUPLEX_TYPE_B, !!newval); 176 } 177 178 static void hns_gmac_get_duplex_type(void *mac_drv, 179 enum hns_gmac_duplex_mdoe *duplex_mode) 180 { 181 struct mac_driver *drv = (struct mac_driver *)mac_drv; 182 183 *duplex_mode = (enum hns_gmac_duplex_mdoe)dsaf_get_dev_bit( 184 drv, GMAC_DUPLEX_TYPE_REG, GMAC_DUPLEX_TYPE_B); 185 } 186 187 static void hns_gmac_get_port_mode(void *mac_drv, enum hns_port_mode *port_mode) 188 { 189 struct mac_driver *drv = (struct mac_driver *)mac_drv; 190 191 *port_mode = (enum hns_port_mode)dsaf_get_dev_field( 192 drv, GMAC_PORT_MODE_REG, GMAC_PORT_MODE_M, GMAC_PORT_MODE_S); 193 } 194 195 static void hns_gmac_port_mode_get(void *mac_drv, 196 struct hns_gmac_port_mode_cfg *port_mode) 197 { 198 u32 tx_ctrl; 199 u32 recv_ctrl; 200 struct mac_driver *drv = (struct mac_driver *)mac_drv; 201 202 port_mode->port_mode = (enum hns_port_mode)dsaf_get_dev_field( 203 drv, GMAC_PORT_MODE_REG, GMAC_PORT_MODE_M, GMAC_PORT_MODE_S); 204 205 tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); 206 recv_ctrl = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG); 207 208 port_mode->max_frm_size = 209 dsaf_get_dev_field(drv, GMAC_MAX_FRM_SIZE_REG, 210 GMAC_MAX_FRM_SIZE_M, GMAC_MAX_FRM_SIZE_S); 211 port_mode->short_runts_thr = 212 dsaf_get_dev_field(drv, GMAC_SHORT_RUNTS_THR_REG, 213 GMAC_SHORT_RUNTS_THR_M, 214 GMAC_SHORT_RUNTS_THR_S); 215 216 port_mode->pad_enable = dsaf_get_bit(tx_ctrl, GMAC_TX_PAD_EN_B); 217 port_mode->crc_add = dsaf_get_bit(tx_ctrl, GMAC_TX_CRC_ADD_B); 218 port_mode->an_enable = dsaf_get_bit(tx_ctrl, GMAC_TX_AN_EN_B); 219 220 port_mode->runt_pkt_en = 221 dsaf_get_bit(recv_ctrl, GMAC_RECV_CTRL_RUNT_PKT_EN_B); 222 port_mode->strip_pad_en = 223 dsaf_get_bit(recv_ctrl, GMAC_RECV_CTRL_STRIP_PAD_EN_B); 224 } 225 226 static void hns_gmac_pause_frm_cfg(void *mac_drv, u32 rx_pause_en, 227 u32 tx_pause_en) 228 { 229 u32 pause_en; 230 struct mac_driver *drv = (struct mac_driver *)mac_drv; 231 232 pause_en = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG); 233 dsaf_set_bit(pause_en, GMAC_PAUSE_EN_RX_FDFC_B, !!rx_pause_en); 234 dsaf_set_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B, !!tx_pause_en); 235 dsaf_write_dev(drv, GMAC_PAUSE_EN_REG, pause_en); 236 } 237 238 static void hns_gmac_get_pausefrm_cfg(void *mac_drv, u32 *rx_pause_en, 239 u32 *tx_pause_en) 240 { 241 u32 pause_en; 242 struct mac_driver *drv = (struct mac_driver *)mac_drv; 243 244 pause_en = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG); 245 246 *rx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_RX_FDFC_B); 247 *tx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B); 248 } 249 250 static int hns_gmac_adjust_link(void *mac_drv, enum mac_speed speed, 251 u32 full_duplex) 252 { 253 u32 tx_ctrl; 254 struct mac_driver *drv = (struct mac_driver *)mac_drv; 255 256 dsaf_set_dev_bit(drv, GMAC_DUPLEX_TYPE_REG, 257 GMAC_DUPLEX_TYPE_B, !!full_duplex); 258 259 switch (speed) { 260 case MAC_SPEED_10: 261 dsaf_set_dev_field( 262 drv, GMAC_PORT_MODE_REG, 263 GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x6); 264 break; 265 case MAC_SPEED_100: 266 dsaf_set_dev_field( 267 drv, GMAC_PORT_MODE_REG, 268 GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x7); 269 break; 270 case MAC_SPEED_1000: 271 dsaf_set_dev_field( 272 drv, GMAC_PORT_MODE_REG, 273 GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x8); 274 break; 275 default: 276 dev_err(drv->dev, 277 "hns_gmac_adjust_link fail, speed%d mac%d\n", 278 speed, drv->mac_id); 279 return -EINVAL; 280 } 281 282 tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); 283 dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, 1); 284 dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, 1); 285 dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl); 286 287 dsaf_set_dev_bit(drv, GMAC_MODE_CHANGE_EN_REG, 288 GMAC_MODE_CHANGE_EB_B, 1); 289 290 return 0; 291 } 292 293 static void hns_gmac_init(void *mac_drv) 294 { 295 u32 port; 296 struct mac_driver *drv = (struct mac_driver *)mac_drv; 297 struct dsaf_device *dsaf_dev 298 = (struct dsaf_device *)dev_get_drvdata(drv->dev); 299 300 port = drv->mac_id; 301 302 hns_dsaf_ge_srst_by_port(dsaf_dev, port, 0); 303 mdelay(10); 304 hns_dsaf_ge_srst_by_port(dsaf_dev, port, 1); 305 mdelay(10); 306 hns_gmac_disable(mac_drv, MAC_COMM_MODE_RX_AND_TX); 307 hns_gmac_tx_loop_pkt_dis(mac_drv); 308 } 309 310 void hns_gmac_update_stats(void *mac_drv) 311 { 312 struct mac_hw_stats *hw_stats = NULL; 313 struct mac_driver *drv = (struct mac_driver *)mac_drv; 314 315 hw_stats = &drv->mac_cb->hw_stats; 316 317 /* RX */ 318 hw_stats->rx_good_bytes 319 += dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG); 320 hw_stats->rx_bad_bytes 321 += dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG); 322 hw_stats->rx_uc_pkts += dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG); 323 hw_stats->rx_mc_pkts += dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG); 324 hw_stats->rx_bc_pkts += dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG); 325 hw_stats->rx_64bytes 326 += dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG); 327 hw_stats->rx_65to127 328 += dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG); 329 hw_stats->rx_128to255 330 += dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG); 331 hw_stats->rx_256to511 332 += dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG); 333 hw_stats->rx_512to1023 334 += dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG); 335 hw_stats->rx_1024to1518 336 += dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG); 337 hw_stats->rx_1519tomax 338 += dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG); 339 hw_stats->rx_fcs_err += dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG); 340 hw_stats->rx_vlan_pkts += dsaf_read_dev(drv, GMAC_RX_TAGGED_REG); 341 hw_stats->rx_data_err += dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG); 342 hw_stats->rx_align_err 343 += dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG); 344 hw_stats->rx_oversize 345 += dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG); 346 hw_stats->rx_jabber_err 347 += dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG); 348 hw_stats->rx_pfc_tc0 349 += dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG); 350 hw_stats->rx_unknown_ctrl 351 += dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG); 352 hw_stats->rx_long_err 353 += dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG); 354 hw_stats->rx_minto64 355 += dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG); 356 hw_stats->rx_under_min 357 += dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG); 358 hw_stats->rx_filter_pkts 359 += dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG); 360 hw_stats->rx_filter_bytes 361 += dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG); 362 hw_stats->rx_fifo_overrun_err 363 += dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG); 364 hw_stats->rx_len_err 365 += dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG); 366 hw_stats->rx_comma_err 367 += dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG); 368 369 /* TX */ 370 hw_stats->tx_good_bytes 371 += dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG); 372 hw_stats->tx_bad_bytes 373 += dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG); 374 hw_stats->tx_uc_pkts += dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG); 375 hw_stats->tx_mc_pkts += dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG); 376 hw_stats->tx_bc_pkts += dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG); 377 hw_stats->tx_64bytes 378 += dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG); 379 hw_stats->tx_65to127 380 += dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG); 381 hw_stats->tx_128to255 382 += dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG); 383 hw_stats->tx_256to511 384 += dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG); 385 hw_stats->tx_512to1023 386 += dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG); 387 hw_stats->tx_1024to1518 388 += dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG); 389 hw_stats->tx_1519tomax 390 += dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG); 391 hw_stats->tx_jabber_err 392 += dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG); 393 hw_stats->tx_underrun_err 394 += dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG); 395 hw_stats->tx_vlan += dsaf_read_dev(drv, GMAC_TX_TAGGED_REG); 396 hw_stats->tx_crc_err += dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG); 397 hw_stats->tx_pfc_tc0 398 += dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG); 399 } 400 401 static void hns_gmac_set_mac_addr(void *mac_drv, char *mac_addr) 402 { 403 struct mac_driver *drv = (struct mac_driver *)mac_drv; 404 405 if (drv->mac_id >= DSAF_SERVICE_NW_NUM) { 406 u32 high_val = mac_addr[1] | (mac_addr[0] << 8); 407 408 u32 low_val = mac_addr[5] | (mac_addr[4] << 8) 409 | (mac_addr[3] << 16) | (mac_addr[2] << 24); 410 dsaf_write_dev(drv, GMAC_STATION_ADDR_LOW_2_REG, low_val); 411 dsaf_write_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG, high_val); 412 } 413 } 414 415 static int hns_gmac_config_loopback(void *mac_drv, enum hnae_loop loop_mode, 416 u8 enable) 417 { 418 struct mac_driver *drv = (struct mac_driver *)mac_drv; 419 420 switch (loop_mode) { 421 case MAC_INTERNALLOOP_MAC: 422 dsaf_set_dev_bit(drv, GMAC_LOOP_REG, GMAC_LP_REG_CF2MI_LP_EN_B, 423 !!enable); 424 break; 425 default: 426 dev_err(drv->dev, "loop_mode error\n"); 427 return -EINVAL; 428 } 429 430 return 0; 431 } 432 433 static void hns_gmac_config_pad_and_crc(void *mac_drv, u8 newval) 434 { 435 u32 tx_ctrl; 436 struct mac_driver *drv = (struct mac_driver *)mac_drv; 437 438 tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); 439 dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, !!newval); 440 dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, !!newval); 441 dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl); 442 } 443 444 static void hns_gmac_get_id(void *mac_drv, u8 *mac_id) 445 { 446 struct mac_driver *drv = (struct mac_driver *)mac_drv; 447 448 *mac_id = drv->mac_id; 449 } 450 451 static void hns_gmac_get_info(void *mac_drv, struct mac_info *mac_info) 452 { 453 enum hns_gmac_duplex_mdoe duplex; 454 enum hns_port_mode speed; 455 u32 rx_pause; 456 u32 tx_pause; 457 u32 rx; 458 u32 tx; 459 u16 fc_tx_timer; 460 struct hns_gmac_port_mode_cfg port_mode = { GMAC_10M_MII, 0 }; 461 462 hns_gmac_port_mode_get(mac_drv, &port_mode); 463 mac_info->pad_and_crc_en = port_mode.crc_add && port_mode.pad_enable; 464 mac_info->auto_neg = port_mode.an_enable; 465 466 hns_gmac_get_tx_auto_pause_frames(mac_drv, &fc_tx_timer); 467 mac_info->tx_pause_time = fc_tx_timer; 468 469 hns_gmac_get_en(mac_drv, &rx, &tx); 470 mac_info->port_en = rx && tx; 471 472 hns_gmac_get_duplex_type(mac_drv, &duplex); 473 mac_info->duplex = duplex; 474 475 hns_gmac_get_port_mode(mac_drv, &speed); 476 switch (speed) { 477 case GMAC_10M_SGMII: 478 mac_info->speed = MAC_SPEED_10; 479 break; 480 case GMAC_100M_SGMII: 481 mac_info->speed = MAC_SPEED_100; 482 break; 483 case GMAC_1000M_SGMII: 484 mac_info->speed = MAC_SPEED_1000; 485 break; 486 default: 487 mac_info->speed = 0; 488 break; 489 } 490 491 hns_gmac_get_pausefrm_cfg(mac_drv, &rx_pause, &tx_pause); 492 mac_info->rx_pause_en = rx_pause; 493 mac_info->tx_pause_en = tx_pause; 494 } 495 496 static void hns_gmac_autoneg_stat(void *mac_drv, u32 *enable) 497 { 498 struct mac_driver *drv = (struct mac_driver *)mac_drv; 499 500 *enable = dsaf_get_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG, 501 GMAC_TX_AN_EN_B); 502 } 503 504 static void hns_gmac_get_link_status(void *mac_drv, u32 *link_stat) 505 { 506 struct mac_driver *drv = (struct mac_driver *)mac_drv; 507 508 *link_stat = dsaf_get_dev_bit(drv, GMAC_AN_NEG_STATE_REG, 509 GMAC_AN_NEG_STAT_RX_SYNC_OK_B); 510 } 511 512 static void hns_gmac_get_regs(void *mac_drv, void *data) 513 { 514 u32 *regs = data; 515 int i; 516 struct mac_driver *drv = (struct mac_driver *)mac_drv; 517 518 /* base config registers */ 519 regs[0] = dsaf_read_dev(drv, GMAC_DUPLEX_TYPE_REG); 520 regs[1] = dsaf_read_dev(drv, GMAC_FD_FC_TYPE_REG); 521 regs[2] = dsaf_read_dev(drv, GMAC_FC_TX_TIMER_REG); 522 regs[3] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_LOW_REG); 523 regs[4] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_HIGH_REG); 524 regs[5] = dsaf_read_dev(drv, GMAC_IPG_TX_TIMER_REG); 525 regs[6] = dsaf_read_dev(drv, GMAC_PAUSE_THR_REG); 526 regs[7] = dsaf_read_dev(drv, GMAC_MAX_FRM_SIZE_REG); 527 regs[8] = dsaf_read_dev(drv, GMAC_PORT_MODE_REG); 528 regs[9] = dsaf_read_dev(drv, GMAC_PORT_EN_REG); 529 regs[10] = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG); 530 regs[11] = dsaf_read_dev(drv, GMAC_SHORT_RUNTS_THR_REG); 531 regs[12] = dsaf_read_dev(drv, GMAC_AN_NEG_STATE_REG); 532 regs[13] = dsaf_read_dev(drv, GMAC_TX_LOCAL_PAGE_REG); 533 regs[14] = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); 534 regs[15] = dsaf_read_dev(drv, GMAC_REC_FILT_CONTROL_REG); 535 regs[16] = dsaf_read_dev(drv, GMAC_PTP_CONFIG_REG); 536 537 /* rx static registers */ 538 regs[17] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG); 539 regs[18] = dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG); 540 regs[19] = dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG); 541 regs[20] = dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG); 542 regs[21] = dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG); 543 regs[22] = dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG); 544 regs[23] = dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG); 545 regs[24] = dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG); 546 regs[25] = dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG); 547 regs[26] = dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG); 548 regs[27] = dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG); 549 regs[28] = dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG); 550 regs[29] = dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG); 551 regs[30] = dsaf_read_dev(drv, GMAC_RX_TAGGED_REG); 552 regs[31] = dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG); 553 regs[32] = dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG); 554 regs[33] = dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG); 555 regs[34] = dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG); 556 regs[35] = dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG); 557 regs[36] = dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG); 558 regs[37] = dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG); 559 regs[38] = dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG); 560 regs[39] = dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG); 561 regs[40] = dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG); 562 regs[41] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG); 563 564 /* tx static registers */ 565 regs[42] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG); 566 regs[43] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG); 567 regs[44] = dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG); 568 regs[45] = dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG); 569 regs[46] = dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG); 570 regs[47] = dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG); 571 regs[48] = dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG); 572 regs[49] = dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG); 573 regs[50] = dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG); 574 regs[51] = dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG); 575 regs[52] = dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG); 576 regs[53] = dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG); 577 regs[54] = dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG); 578 regs[55] = dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG); 579 regs[56] = dsaf_read_dev(drv, GMAC_TX_TAGGED_REG); 580 regs[57] = dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG); 581 regs[58] = dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG); 582 583 regs[59] = dsaf_read_dev(drv, GAMC_RX_MAX_FRAME); 584 regs[60] = dsaf_read_dev(drv, GMAC_LINE_LOOP_BACK_REG); 585 regs[61] = dsaf_read_dev(drv, GMAC_CF_CRC_STRIP_REG); 586 regs[62] = dsaf_read_dev(drv, GMAC_MODE_CHANGE_EN_REG); 587 regs[63] = dsaf_read_dev(drv, GMAC_SIXTEEN_BIT_CNTR_REG); 588 regs[64] = dsaf_read_dev(drv, GMAC_LD_LINK_COUNTER_REG); 589 regs[65] = dsaf_read_dev(drv, GMAC_LOOP_REG); 590 regs[66] = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG); 591 regs[67] = dsaf_read_dev(drv, GMAC_VLAN_CODE_REG); 592 regs[68] = dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG); 593 regs[69] = dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG); 594 regs[70] = dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG); 595 596 regs[71] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_0_REG); 597 regs[72] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_0_REG); 598 regs[73] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_1_REG); 599 regs[74] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_1_REG); 600 regs[75] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_2_REG); 601 regs[76] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG); 602 regs[77] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_3_REG); 603 regs[78] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_3_REG); 604 regs[79] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_4_REG); 605 regs[80] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_4_REG); 606 regs[81] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_5_REG); 607 regs[82] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_5_REG); 608 regs[83] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_0_REG); 609 regs[84] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_0_REG); 610 regs[85] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_1_REG); 611 regs[86] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_1_REG); 612 regs[87] = dsaf_read_dev(drv, GMAC_MAC_SKIP_LEN_REG); 613 regs[88] = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG); 614 615 /* mark end of mac regs */ 616 for (i = 89; i < 96; i++) 617 regs[i] = 0xaaaaaaaa; 618 } 619 620 static void hns_gmac_get_stats(void *mac_drv, u64 *data) 621 { 622 u32 i; 623 u64 *buf = data; 624 struct mac_driver *drv = (struct mac_driver *)mac_drv; 625 struct mac_hw_stats *hw_stats = NULL; 626 627 hw_stats = &drv->mac_cb->hw_stats; 628 629 for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) { 630 buf[i] = DSAF_STATS_READ(hw_stats, 631 g_gmac_stats_string[i].offset); 632 } 633 } 634 635 static void hns_gmac_get_strings(u32 stringset, u8 *data) 636 { 637 char *buff = (char *)data; 638 u32 i; 639 640 if (stringset != ETH_SS_STATS) 641 return; 642 643 for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) { 644 snprintf(buff, ETH_GSTRING_LEN, g_gmac_stats_string[i].desc); 645 buff = buff + ETH_GSTRING_LEN; 646 } 647 } 648 649 static int hns_gmac_get_sset_count(int stringset) 650 { 651 if (stringset == ETH_SS_STATS) 652 return ARRAY_SIZE(g_gmac_stats_string); 653 654 return 0; 655 } 656 657 static int hns_gmac_get_regs_count(void) 658 { 659 return ETH_GMAC_DUMP_NUM; 660 } 661 662 void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param) 663 { 664 struct mac_driver *mac_drv; 665 666 mac_drv = devm_kzalloc(mac_cb->dev, sizeof(*mac_drv), GFP_KERNEL); 667 if (!mac_drv) 668 return NULL; 669 670 mac_drv->mac_init = hns_gmac_init; 671 mac_drv->mac_enable = hns_gmac_enable; 672 mac_drv->mac_disable = hns_gmac_disable; 673 mac_drv->mac_free = hns_gmac_free; 674 mac_drv->adjust_link = hns_gmac_adjust_link; 675 mac_drv->set_tx_auto_pause_frames = hns_gmac_set_tx_auto_pause_frames; 676 mac_drv->config_max_frame_length = hns_gmac_config_max_frame_length; 677 mac_drv->mac_pausefrm_cfg = hns_gmac_pause_frm_cfg; 678 679 mac_drv->mac_id = mac_param->mac_id; 680 mac_drv->mac_mode = mac_param->mac_mode; 681 mac_drv->io_base = mac_param->vaddr; 682 mac_drv->dev = mac_param->dev; 683 mac_drv->mac_cb = mac_cb; 684 685 mac_drv->set_mac_addr = hns_gmac_set_mac_addr; 686 mac_drv->set_an_mode = hns_gmac_config_an_mode; 687 mac_drv->config_loopback = hns_gmac_config_loopback; 688 mac_drv->config_pad_and_crc = hns_gmac_config_pad_and_crc; 689 mac_drv->config_half_duplex = hns_gmac_set_duplex_type; 690 mac_drv->set_rx_ignore_pause_frames = hns_gmac_set_rx_auto_pause_frames; 691 mac_drv->mac_get_id = hns_gmac_get_id; 692 mac_drv->get_info = hns_gmac_get_info; 693 mac_drv->autoneg_stat = hns_gmac_autoneg_stat; 694 mac_drv->get_pause_enable = hns_gmac_get_pausefrm_cfg; 695 mac_drv->get_link_status = hns_gmac_get_link_status; 696 mac_drv->get_regs = hns_gmac_get_regs; 697 mac_drv->get_regs_count = hns_gmac_get_regs_count; 698 mac_drv->get_ethtool_stats = hns_gmac_get_stats; 699 mac_drv->get_sset_count = hns_gmac_get_sset_count; 700 mac_drv->get_strings = hns_gmac_get_strings; 701 mac_drv->update_stats = hns_gmac_update_stats; 702 703 return (void *)mac_drv; 704 } 705