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 {"gmac_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_pkts)}, 41 {"gmac_rx_octets_total_filt", MAC_STATS_FIELD_OFF(rx_filter_bytes)}, 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 dsaf_dev->misc_op->ge_srst(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_set_uc_match(void *mac_drv, u16 en) 294 { 295 struct mac_driver *drv = mac_drv; 296 297 dsaf_set_dev_bit(drv, GMAC_REC_FILT_CONTROL_REG, 298 GMAC_UC_MATCH_EN_B, !en); 299 dsaf_set_dev_bit(drv, GMAC_STATION_ADDR_HIGH_2_REG, 300 GMAC_ADDR_EN_B, !en); 301 } 302 303 static void hns_gmac_set_promisc(void *mac_drv, u8 en) 304 { 305 struct mac_driver *drv = mac_drv; 306 307 if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG) 308 hns_gmac_set_uc_match(mac_drv, en); 309 } 310 311 static void hns_gmac_init(void *mac_drv) 312 { 313 u32 port; 314 struct mac_driver *drv = (struct mac_driver *)mac_drv; 315 struct dsaf_device *dsaf_dev 316 = (struct dsaf_device *)dev_get_drvdata(drv->dev); 317 318 port = drv->mac_id; 319 320 dsaf_dev->misc_op->ge_srst(dsaf_dev, port, 0); 321 mdelay(10); 322 dsaf_dev->misc_op->ge_srst(dsaf_dev, port, 1); 323 mdelay(10); 324 hns_gmac_disable(mac_drv, MAC_COMM_MODE_RX_AND_TX); 325 hns_gmac_tx_loop_pkt_dis(mac_drv); 326 if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG) 327 hns_gmac_set_uc_match(mac_drv, 0); 328 } 329 330 void hns_gmac_update_stats(void *mac_drv) 331 { 332 struct mac_hw_stats *hw_stats = NULL; 333 struct mac_driver *drv = (struct mac_driver *)mac_drv; 334 335 hw_stats = &drv->mac_cb->hw_stats; 336 337 /* RX */ 338 hw_stats->rx_good_bytes 339 += dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG); 340 hw_stats->rx_bad_bytes 341 += dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG); 342 hw_stats->rx_uc_pkts += dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG); 343 hw_stats->rx_mc_pkts += dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG); 344 hw_stats->rx_bc_pkts += dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG); 345 hw_stats->rx_64bytes 346 += dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG); 347 hw_stats->rx_65to127 348 += dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG); 349 hw_stats->rx_128to255 350 += dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG); 351 hw_stats->rx_256to511 352 += dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG); 353 hw_stats->rx_512to1023 354 += dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG); 355 hw_stats->rx_1024to1518 356 += dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG); 357 hw_stats->rx_1519tomax 358 += dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG); 359 hw_stats->rx_fcs_err += dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG); 360 hw_stats->rx_vlan_pkts += dsaf_read_dev(drv, GMAC_RX_TAGGED_REG); 361 hw_stats->rx_data_err += dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG); 362 hw_stats->rx_align_err 363 += dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG); 364 hw_stats->rx_oversize 365 += dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG); 366 hw_stats->rx_jabber_err 367 += dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG); 368 hw_stats->rx_pfc_tc0 369 += dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG); 370 hw_stats->rx_unknown_ctrl 371 += dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG); 372 hw_stats->rx_long_err 373 += dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG); 374 hw_stats->rx_minto64 375 += dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG); 376 hw_stats->rx_under_min 377 += dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG); 378 hw_stats->rx_filter_pkts 379 += dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG); 380 hw_stats->rx_filter_bytes 381 += dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG); 382 hw_stats->rx_fifo_overrun_err 383 += dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG); 384 hw_stats->rx_len_err 385 += dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG); 386 hw_stats->rx_comma_err 387 += dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG); 388 389 /* TX */ 390 hw_stats->tx_good_bytes 391 += dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG); 392 hw_stats->tx_bad_bytes 393 += dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG); 394 hw_stats->tx_uc_pkts += dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG); 395 hw_stats->tx_mc_pkts += dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG); 396 hw_stats->tx_bc_pkts += dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG); 397 hw_stats->tx_64bytes 398 += dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG); 399 hw_stats->tx_65to127 400 += dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG); 401 hw_stats->tx_128to255 402 += dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG); 403 hw_stats->tx_256to511 404 += dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG); 405 hw_stats->tx_512to1023 406 += dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG); 407 hw_stats->tx_1024to1518 408 += dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG); 409 hw_stats->tx_1519tomax 410 += dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG); 411 hw_stats->tx_jabber_err 412 += dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG); 413 hw_stats->tx_underrun_err 414 += dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG); 415 hw_stats->tx_vlan += dsaf_read_dev(drv, GMAC_TX_TAGGED_REG); 416 hw_stats->tx_crc_err += dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG); 417 hw_stats->tx_pfc_tc0 418 += dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG); 419 } 420 421 static void hns_gmac_set_mac_addr(void *mac_drv, char *mac_addr) 422 { 423 struct mac_driver *drv = (struct mac_driver *)mac_drv; 424 425 u32 high_val = mac_addr[1] | (mac_addr[0] << 8); 426 427 u32 low_val = mac_addr[5] | (mac_addr[4] << 8) 428 | (mac_addr[3] << 16) | (mac_addr[2] << 24); 429 430 u32 val = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG); 431 u32 sta_addr_en = dsaf_get_bit(val, GMAC_ADDR_EN_B); 432 433 dsaf_write_dev(drv, GMAC_STATION_ADDR_LOW_2_REG, low_val); 434 dsaf_write_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG, 435 high_val | (sta_addr_en << GMAC_ADDR_EN_B)); 436 } 437 438 static int hns_gmac_config_loopback(void *mac_drv, enum hnae_loop loop_mode, 439 u8 enable) 440 { 441 struct mac_driver *drv = (struct mac_driver *)mac_drv; 442 443 switch (loop_mode) { 444 case MAC_INTERNALLOOP_MAC: 445 dsaf_set_dev_bit(drv, GMAC_LOOP_REG, GMAC_LP_REG_CF2MI_LP_EN_B, 446 !!enable); 447 break; 448 default: 449 dev_err(drv->dev, "loop_mode error\n"); 450 return -EINVAL; 451 } 452 453 return 0; 454 } 455 456 static void hns_gmac_config_pad_and_crc(void *mac_drv, u8 newval) 457 { 458 u32 tx_ctrl; 459 struct mac_driver *drv = (struct mac_driver *)mac_drv; 460 461 tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); 462 dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, !!newval); 463 dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, !!newval); 464 dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl); 465 } 466 467 static void hns_gmac_get_id(void *mac_drv, u8 *mac_id) 468 { 469 struct mac_driver *drv = (struct mac_driver *)mac_drv; 470 471 *mac_id = drv->mac_id; 472 } 473 474 static void hns_gmac_get_info(void *mac_drv, struct mac_info *mac_info) 475 { 476 enum hns_gmac_duplex_mdoe duplex; 477 enum hns_port_mode speed; 478 u32 rx_pause; 479 u32 tx_pause; 480 u32 rx; 481 u32 tx; 482 u16 fc_tx_timer; 483 struct hns_gmac_port_mode_cfg port_mode = { GMAC_10M_MII, 0 }; 484 485 hns_gmac_port_mode_get(mac_drv, &port_mode); 486 mac_info->pad_and_crc_en = port_mode.crc_add && port_mode.pad_enable; 487 mac_info->auto_neg = port_mode.an_enable; 488 489 hns_gmac_get_tx_auto_pause_frames(mac_drv, &fc_tx_timer); 490 mac_info->tx_pause_time = fc_tx_timer; 491 492 hns_gmac_get_en(mac_drv, &rx, &tx); 493 mac_info->port_en = rx && tx; 494 495 hns_gmac_get_duplex_type(mac_drv, &duplex); 496 mac_info->duplex = duplex; 497 498 hns_gmac_get_port_mode(mac_drv, &speed); 499 switch (speed) { 500 case GMAC_10M_SGMII: 501 mac_info->speed = MAC_SPEED_10; 502 break; 503 case GMAC_100M_SGMII: 504 mac_info->speed = MAC_SPEED_100; 505 break; 506 case GMAC_1000M_SGMII: 507 mac_info->speed = MAC_SPEED_1000; 508 break; 509 default: 510 mac_info->speed = 0; 511 break; 512 } 513 514 hns_gmac_get_pausefrm_cfg(mac_drv, &rx_pause, &tx_pause); 515 mac_info->rx_pause_en = rx_pause; 516 mac_info->tx_pause_en = tx_pause; 517 } 518 519 static void hns_gmac_autoneg_stat(void *mac_drv, u32 *enable) 520 { 521 struct mac_driver *drv = (struct mac_driver *)mac_drv; 522 523 *enable = dsaf_get_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG, 524 GMAC_TX_AN_EN_B); 525 } 526 527 static void hns_gmac_get_link_status(void *mac_drv, u32 *link_stat) 528 { 529 struct mac_driver *drv = (struct mac_driver *)mac_drv; 530 531 *link_stat = dsaf_get_dev_bit(drv, GMAC_AN_NEG_STATE_REG, 532 GMAC_AN_NEG_STAT_RX_SYNC_OK_B); 533 } 534 535 static void hns_gmac_get_regs(void *mac_drv, void *data) 536 { 537 u32 *regs = data; 538 int i; 539 struct mac_driver *drv = (struct mac_driver *)mac_drv; 540 541 /* base config registers */ 542 regs[0] = dsaf_read_dev(drv, GMAC_DUPLEX_TYPE_REG); 543 regs[1] = dsaf_read_dev(drv, GMAC_FD_FC_TYPE_REG); 544 regs[2] = dsaf_read_dev(drv, GMAC_FC_TX_TIMER_REG); 545 regs[3] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_LOW_REG); 546 regs[4] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_HIGH_REG); 547 regs[5] = dsaf_read_dev(drv, GMAC_IPG_TX_TIMER_REG); 548 regs[6] = dsaf_read_dev(drv, GMAC_PAUSE_THR_REG); 549 regs[7] = dsaf_read_dev(drv, GMAC_MAX_FRM_SIZE_REG); 550 regs[8] = dsaf_read_dev(drv, GMAC_PORT_MODE_REG); 551 regs[9] = dsaf_read_dev(drv, GMAC_PORT_EN_REG); 552 regs[10] = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG); 553 regs[11] = dsaf_read_dev(drv, GMAC_SHORT_RUNTS_THR_REG); 554 regs[12] = dsaf_read_dev(drv, GMAC_AN_NEG_STATE_REG); 555 regs[13] = dsaf_read_dev(drv, GMAC_TX_LOCAL_PAGE_REG); 556 regs[14] = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG); 557 regs[15] = dsaf_read_dev(drv, GMAC_REC_FILT_CONTROL_REG); 558 regs[16] = dsaf_read_dev(drv, GMAC_PTP_CONFIG_REG); 559 560 /* rx static registers */ 561 regs[17] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG); 562 regs[18] = dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG); 563 regs[19] = dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG); 564 regs[20] = dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG); 565 regs[21] = dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG); 566 regs[22] = dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG); 567 regs[23] = dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG); 568 regs[24] = dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG); 569 regs[25] = dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG); 570 regs[26] = dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG); 571 regs[27] = dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG); 572 regs[28] = dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG); 573 regs[29] = dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG); 574 regs[30] = dsaf_read_dev(drv, GMAC_RX_TAGGED_REG); 575 regs[31] = dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG); 576 regs[32] = dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG); 577 regs[33] = dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG); 578 regs[34] = dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG); 579 regs[35] = dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG); 580 regs[36] = dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG); 581 regs[37] = dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG); 582 regs[38] = dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG); 583 regs[39] = dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG); 584 regs[40] = dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG); 585 regs[41] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG); 586 587 /* tx static registers */ 588 regs[42] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG); 589 regs[43] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG); 590 regs[44] = dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG); 591 regs[45] = dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG); 592 regs[46] = dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG); 593 regs[47] = dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG); 594 regs[48] = dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG); 595 regs[49] = dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG); 596 regs[50] = dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG); 597 regs[51] = dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG); 598 regs[52] = dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG); 599 regs[53] = dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG); 600 regs[54] = dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG); 601 regs[55] = dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG); 602 regs[56] = dsaf_read_dev(drv, GMAC_TX_TAGGED_REG); 603 regs[57] = dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG); 604 regs[58] = dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG); 605 606 regs[59] = dsaf_read_dev(drv, GAMC_RX_MAX_FRAME); 607 regs[60] = dsaf_read_dev(drv, GMAC_LINE_LOOP_BACK_REG); 608 regs[61] = dsaf_read_dev(drv, GMAC_CF_CRC_STRIP_REG); 609 regs[62] = dsaf_read_dev(drv, GMAC_MODE_CHANGE_EN_REG); 610 regs[63] = dsaf_read_dev(drv, GMAC_SIXTEEN_BIT_CNTR_REG); 611 regs[64] = dsaf_read_dev(drv, GMAC_LD_LINK_COUNTER_REG); 612 regs[65] = dsaf_read_dev(drv, GMAC_LOOP_REG); 613 regs[66] = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG); 614 regs[67] = dsaf_read_dev(drv, GMAC_VLAN_CODE_REG); 615 regs[68] = dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG); 616 regs[69] = dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG); 617 regs[70] = dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG); 618 619 regs[71] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_0_REG); 620 regs[72] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_0_REG); 621 regs[73] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_1_REG); 622 regs[74] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_1_REG); 623 regs[75] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_2_REG); 624 regs[76] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG); 625 regs[77] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_3_REG); 626 regs[78] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_3_REG); 627 regs[79] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_4_REG); 628 regs[80] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_4_REG); 629 regs[81] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_5_REG); 630 regs[82] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_5_REG); 631 regs[83] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_0_REG); 632 regs[84] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_0_REG); 633 regs[85] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_1_REG); 634 regs[86] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_1_REG); 635 regs[87] = dsaf_read_dev(drv, GMAC_MAC_SKIP_LEN_REG); 636 regs[88] = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG); 637 638 /* mark end of mac regs */ 639 for (i = 89; i < 96; i++) 640 regs[i] = 0xaaaaaaaa; 641 } 642 643 static void hns_gmac_get_stats(void *mac_drv, u64 *data) 644 { 645 u32 i; 646 u64 *buf = data; 647 struct mac_driver *drv = (struct mac_driver *)mac_drv; 648 struct mac_hw_stats *hw_stats = NULL; 649 650 hw_stats = &drv->mac_cb->hw_stats; 651 652 for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) { 653 buf[i] = DSAF_STATS_READ(hw_stats, 654 g_gmac_stats_string[i].offset); 655 } 656 } 657 658 static void hns_gmac_get_strings(u32 stringset, u8 *data) 659 { 660 char *buff = (char *)data; 661 u32 i; 662 663 if (stringset != ETH_SS_STATS) 664 return; 665 666 for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) { 667 snprintf(buff, ETH_GSTRING_LEN, "%s", 668 g_gmac_stats_string[i].desc); 669 buff = buff + ETH_GSTRING_LEN; 670 } 671 } 672 673 static int hns_gmac_get_sset_count(int stringset) 674 { 675 if (stringset == ETH_SS_STATS) 676 return ARRAY_SIZE(g_gmac_stats_string); 677 678 return 0; 679 } 680 681 static int hns_gmac_get_regs_count(void) 682 { 683 return ETH_GMAC_DUMP_NUM; 684 } 685 686 void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param) 687 { 688 struct mac_driver *mac_drv; 689 690 mac_drv = devm_kzalloc(mac_cb->dev, sizeof(*mac_drv), GFP_KERNEL); 691 if (!mac_drv) 692 return NULL; 693 694 mac_drv->mac_init = hns_gmac_init; 695 mac_drv->mac_enable = hns_gmac_enable; 696 mac_drv->mac_disable = hns_gmac_disable; 697 mac_drv->mac_free = hns_gmac_free; 698 mac_drv->adjust_link = hns_gmac_adjust_link; 699 mac_drv->set_tx_auto_pause_frames = hns_gmac_set_tx_auto_pause_frames; 700 mac_drv->config_max_frame_length = hns_gmac_config_max_frame_length; 701 mac_drv->mac_pausefrm_cfg = hns_gmac_pause_frm_cfg; 702 703 mac_drv->mac_id = mac_param->mac_id; 704 mac_drv->mac_mode = mac_param->mac_mode; 705 mac_drv->io_base = mac_param->vaddr; 706 mac_drv->dev = mac_param->dev; 707 mac_drv->mac_cb = mac_cb; 708 709 mac_drv->set_mac_addr = hns_gmac_set_mac_addr; 710 mac_drv->set_an_mode = hns_gmac_config_an_mode; 711 mac_drv->config_loopback = hns_gmac_config_loopback; 712 mac_drv->config_pad_and_crc = hns_gmac_config_pad_and_crc; 713 mac_drv->config_half_duplex = hns_gmac_set_duplex_type; 714 mac_drv->set_rx_ignore_pause_frames = hns_gmac_set_rx_auto_pause_frames; 715 mac_drv->mac_get_id = hns_gmac_get_id; 716 mac_drv->get_info = hns_gmac_get_info; 717 mac_drv->autoneg_stat = hns_gmac_autoneg_stat; 718 mac_drv->get_pause_enable = hns_gmac_get_pausefrm_cfg; 719 mac_drv->get_link_status = hns_gmac_get_link_status; 720 mac_drv->get_regs = hns_gmac_get_regs; 721 mac_drv->get_regs_count = hns_gmac_get_regs_count; 722 mac_drv->get_ethtool_stats = hns_gmac_get_stats; 723 mac_drv->get_sset_count = hns_gmac_get_sset_count; 724 mac_drv->get_strings = hns_gmac_get_strings; 725 mac_drv->update_stats = hns_gmac_update_stats; 726 mac_drv->set_promiscuous = hns_gmac_set_promisc; 727 728 return (void *)mac_drv; 729 } 730