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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Copyright (c) 2014-2015 Hisilicon Limited.4 */5 6#include <linux/delay.h>7#include <linux/of_mdio.h>8#include "hns_dsaf_main.h"9#include "hns_dsaf_mac.h"10#include "hns_dsaf_gmac.h"11 12static const struct mac_stats_string g_gmac_stats_string[] = {13 {"gmac_rx_octets_total_ok", MAC_STATS_FIELD_OFF(rx_good_bytes)},14 {"gmac_rx_octets_bad", MAC_STATS_FIELD_OFF(rx_bad_bytes)},15 {"gmac_rx_uc_pkts", MAC_STATS_FIELD_OFF(rx_uc_pkts)},16 {"gmac_rx_mc_pkts", MAC_STATS_FIELD_OFF(rx_mc_pkts)},17 {"gmac_rx_bc_pkts", MAC_STATS_FIELD_OFF(rx_bc_pkts)},18 {"gmac_rx_pkts_64octets", MAC_STATS_FIELD_OFF(rx_64bytes)},19 {"gmac_rx_pkts_65to127", MAC_STATS_FIELD_OFF(rx_65to127)},20 {"gmac_rx_pkts_128to255", MAC_STATS_FIELD_OFF(rx_128to255)},21 {"gmac_rx_pkts_256to511", MAC_STATS_FIELD_OFF(rx_256to511)},22 {"gmac_rx_pkts_512to1023", MAC_STATS_FIELD_OFF(rx_512to1023)},23 {"gmac_rx_pkts_1024to1518", MAC_STATS_FIELD_OFF(rx_1024to1518)},24 {"gmac_rx_pkts_1519tomax", MAC_STATS_FIELD_OFF(rx_1519tomax)},25 {"gmac_rx_fcs_errors", MAC_STATS_FIELD_OFF(rx_fcs_err)},26 {"gmac_rx_tagged", MAC_STATS_FIELD_OFF(rx_vlan_pkts)},27 {"gmac_rx_data_err", MAC_STATS_FIELD_OFF(rx_data_err)},28 {"gmac_rx_align_errors", MAC_STATS_FIELD_OFF(rx_align_err)},29 {"gmac_rx_long_errors", MAC_STATS_FIELD_OFF(rx_oversize)},30 {"gmac_rx_jabber_errors", MAC_STATS_FIELD_OFF(rx_jabber_err)},31 {"gmac_rx_pause_maccontrol", MAC_STATS_FIELD_OFF(rx_pfc_tc0)},32 {"gmac_rx_unknown_maccontrol", MAC_STATS_FIELD_OFF(rx_unknown_ctrl)},33 {"gmac_rx_very_long_err", MAC_STATS_FIELD_OFF(rx_long_err)},34 {"gmac_rx_runt_err", MAC_STATS_FIELD_OFF(rx_minto64)},35 {"gmac_rx_short_err", MAC_STATS_FIELD_OFF(rx_under_min)},36 {"gmac_rx_filt_pkt", MAC_STATS_FIELD_OFF(rx_filter_pkts)},37 {"gmac_rx_octets_total_filt", MAC_STATS_FIELD_OFF(rx_filter_bytes)},38 {"gmac_rx_overrun_cnt", MAC_STATS_FIELD_OFF(rx_fifo_overrun_err)},39 {"gmac_rx_length_err", MAC_STATS_FIELD_OFF(rx_len_err)},40 {"gmac_rx_fail_comma", MAC_STATS_FIELD_OFF(rx_comma_err)},41 42 {"gmac_tx_octets_ok", MAC_STATS_FIELD_OFF(tx_good_bytes)},43 {"gmac_tx_octets_bad", MAC_STATS_FIELD_OFF(tx_bad_bytes)},44 {"gmac_tx_uc_pkts", MAC_STATS_FIELD_OFF(tx_uc_pkts)},45 {"gmac_tx_mc_pkts", MAC_STATS_FIELD_OFF(tx_mc_pkts)},46 {"gmac_tx_bc_pkts", MAC_STATS_FIELD_OFF(tx_bc_pkts)},47 {"gmac_tx_pkts_64octets", MAC_STATS_FIELD_OFF(tx_64bytes)},48 {"gmac_tx_pkts_65to127", MAC_STATS_FIELD_OFF(tx_65to127)},49 {"gmac_tx_pkts_128to255", MAC_STATS_FIELD_OFF(tx_128to255)},50 {"gmac_tx_pkts_256to511", MAC_STATS_FIELD_OFF(tx_256to511)},51 {"gmac_tx_pkts_512to1023", MAC_STATS_FIELD_OFF(tx_512to1023)},52 {"gmac_tx_pkts_1024to1518", MAC_STATS_FIELD_OFF(tx_1024to1518)},53 {"gmac_tx_pkts_1519tomax", MAC_STATS_FIELD_OFF(tx_1519tomax)},54 {"gmac_tx_excessive_length_drop", MAC_STATS_FIELD_OFF(tx_jabber_err)},55 {"gmac_tx_underrun", MAC_STATS_FIELD_OFF(tx_underrun_err)},56 {"gmac_tx_tagged", MAC_STATS_FIELD_OFF(tx_vlan)},57 {"gmac_tx_crc_error", MAC_STATS_FIELD_OFF(tx_crc_err)},58 {"gmac_tx_pause_frames", MAC_STATS_FIELD_OFF(tx_pfc_tc0)}59};60 61static void hns_gmac_enable(void *mac_drv, enum mac_commom_mode mode)62{63 struct mac_driver *drv = (struct mac_driver *)mac_drv;64 65 /*enable GE rX/tX */66 if (mode == MAC_COMM_MODE_TX || mode == MAC_COMM_MODE_RX_AND_TX)67 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_TX_EN_B, 1);68 69 if (mode == MAC_COMM_MODE_RX || mode == MAC_COMM_MODE_RX_AND_TX) {70 /* enable rx pcs */71 dsaf_set_dev_bit(drv, GMAC_PCS_RX_EN_REG, 0, 0);72 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 1);73 }74}75 76static void hns_gmac_disable(void *mac_drv, enum mac_commom_mode mode)77{78 struct mac_driver *drv = (struct mac_driver *)mac_drv;79 80 /*disable GE rX/tX */81 if (mode == MAC_COMM_MODE_TX || mode == MAC_COMM_MODE_RX_AND_TX)82 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_TX_EN_B, 0);83 84 if (mode == MAC_COMM_MODE_RX || mode == MAC_COMM_MODE_RX_AND_TX) {85 /* disable rx pcs */86 dsaf_set_dev_bit(drv, GMAC_PCS_RX_EN_REG, 0, 1);87 dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 0);88 }89}90 91/* hns_gmac_get_en - get port enable92 * @mac_drv:mac device93 * @rx:rx enable94 * @tx:tx enable95 */96static void hns_gmac_get_en(void *mac_drv, u32 *rx, u32 *tx)97{98 struct mac_driver *drv = (struct mac_driver *)mac_drv;99 u32 porten;100 101 porten = dsaf_read_dev(drv, GMAC_PORT_EN_REG);102 *tx = dsaf_get_bit(porten, GMAC_PORT_TX_EN_B);103 *rx = dsaf_get_bit(porten, GMAC_PORT_RX_EN_B);104}105 106static void hns_gmac_free(void *mac_drv)107{108 struct mac_driver *drv = (struct mac_driver *)mac_drv;109 struct dsaf_device *dsaf_dev110 = (struct dsaf_device *)dev_get_drvdata(drv->dev);111 112 u32 mac_id = drv->mac_id;113 114 dsaf_dev->misc_op->ge_srst(dsaf_dev, mac_id, 0);115}116 117static void hns_gmac_set_tx_auto_pause_frames(void *mac_drv, u16 newval)118{119 struct mac_driver *drv = (struct mac_driver *)mac_drv;120 121 dsaf_set_dev_field(drv, GMAC_FC_TX_TIMER_REG, GMAC_FC_TX_TIMER_M,122 GMAC_FC_TX_TIMER_S, newval);123}124 125static void hns_gmac_get_tx_auto_pause_frames(void *mac_drv, u16 *newval)126{127 struct mac_driver *drv = (struct mac_driver *)mac_drv;128 129 *newval = dsaf_get_dev_field(drv, GMAC_FC_TX_TIMER_REG,130 GMAC_FC_TX_TIMER_M, GMAC_FC_TX_TIMER_S);131}132 133static void hns_gmac_config_max_frame_length(void *mac_drv, u16 newval)134{135 struct mac_driver *drv = (struct mac_driver *)mac_drv;136 137 dsaf_set_dev_field(drv, GMAC_MAX_FRM_SIZE_REG, GMAC_MAX_FRM_SIZE_M,138 GMAC_MAX_FRM_SIZE_S, newval);139 140 dsaf_set_dev_field(drv, GAMC_RX_MAX_FRAME, GMAC_MAX_FRM_SIZE_M,141 GMAC_MAX_FRM_SIZE_S, newval);142}143 144static void hns_gmac_config_pad_and_crc(void *mac_drv, u8 newval)145{146 u32 tx_ctrl;147 struct mac_driver *drv = (struct mac_driver *)mac_drv;148 149 tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG);150 dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, !!newval);151 dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, !!newval);152 dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl);153}154 155static void hns_gmac_config_an_mode(void *mac_drv, u8 newval)156{157 struct mac_driver *drv = (struct mac_driver *)mac_drv;158 159 dsaf_set_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG,160 GMAC_TX_AN_EN_B, !!newval);161}162 163static void hns_gmac_tx_loop_pkt_dis(void *mac_drv)164{165 u32 tx_loop_pkt_pri;166 struct mac_driver *drv = (struct mac_driver *)mac_drv;167 168 tx_loop_pkt_pri = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG);169 dsaf_set_bit(tx_loop_pkt_pri, GMAC_TX_LOOP_PKT_EN_B, 1);170 dsaf_set_bit(tx_loop_pkt_pri, GMAC_TX_LOOP_PKT_HIG_PRI_B, 0);171 dsaf_write_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG, tx_loop_pkt_pri);172}173 174static void hns_gmac_get_duplex_type(void *mac_drv,175 enum hns_gmac_duplex_mdoe *duplex_mode)176{177 struct mac_driver *drv = (struct mac_driver *)mac_drv;178 179 *duplex_mode = (enum hns_gmac_duplex_mdoe)dsaf_get_dev_bit(180 drv, GMAC_DUPLEX_TYPE_REG, GMAC_DUPLEX_TYPE_B);181}182 183static void hns_gmac_get_port_mode(void *mac_drv, enum hns_port_mode *port_mode)184{185 struct mac_driver *drv = (struct mac_driver *)mac_drv;186 187 *port_mode = (enum hns_port_mode)dsaf_get_dev_field(188 drv, GMAC_PORT_MODE_REG, GMAC_PORT_MODE_M, GMAC_PORT_MODE_S);189}190 191static void hns_gmac_port_mode_get(void *mac_drv,192 struct hns_gmac_port_mode_cfg *port_mode)193{194 u32 tx_ctrl;195 u32 recv_ctrl;196 struct mac_driver *drv = (struct mac_driver *)mac_drv;197 198 port_mode->port_mode = (enum hns_port_mode)dsaf_get_dev_field(199 drv, GMAC_PORT_MODE_REG, GMAC_PORT_MODE_M, GMAC_PORT_MODE_S);200 201 tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG);202 recv_ctrl = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG);203 204 port_mode->max_frm_size =205 dsaf_get_dev_field(drv, GMAC_MAX_FRM_SIZE_REG,206 GMAC_MAX_FRM_SIZE_M, GMAC_MAX_FRM_SIZE_S);207 port_mode->short_runts_thr =208 dsaf_get_dev_field(drv, GMAC_SHORT_RUNTS_THR_REG,209 GMAC_SHORT_RUNTS_THR_M,210 GMAC_SHORT_RUNTS_THR_S);211 212 port_mode->pad_enable = dsaf_get_bit(tx_ctrl, GMAC_TX_PAD_EN_B);213 port_mode->crc_add = dsaf_get_bit(tx_ctrl, GMAC_TX_CRC_ADD_B);214 port_mode->an_enable = dsaf_get_bit(tx_ctrl, GMAC_TX_AN_EN_B);215 216 port_mode->runt_pkt_en =217 dsaf_get_bit(recv_ctrl, GMAC_RECV_CTRL_RUNT_PKT_EN_B);218 port_mode->strip_pad_en =219 dsaf_get_bit(recv_ctrl, GMAC_RECV_CTRL_STRIP_PAD_EN_B);220}221 222static void hns_gmac_pause_frm_cfg(void *mac_drv, u32 rx_pause_en,223 u32 tx_pause_en)224{225 u32 pause_en;226 struct mac_driver *drv = (struct mac_driver *)mac_drv;227 228 pause_en = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG);229 dsaf_set_bit(pause_en, GMAC_PAUSE_EN_RX_FDFC_B, !!rx_pause_en);230 dsaf_set_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B, !!tx_pause_en);231 dsaf_write_dev(drv, GMAC_PAUSE_EN_REG, pause_en);232}233 234static void hns_gmac_get_pausefrm_cfg(void *mac_drv, u32 *rx_pause_en,235 u32 *tx_pause_en)236{237 u32 pause_en;238 struct mac_driver *drv = (struct mac_driver *)mac_drv;239 240 pause_en = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG);241 242 *rx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_RX_FDFC_B);243 *tx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B);244}245 246static bool hns_gmac_need_adjust_link(void *mac_drv, enum mac_speed speed,247 int duplex)248{249 struct mac_driver *drv = (struct mac_driver *)mac_drv;250 struct hns_mac_cb *mac_cb = drv->mac_cb;251 252 return (mac_cb->speed != speed) ||253 (mac_cb->half_duplex == duplex);254}255 256static int hns_gmac_adjust_link(void *mac_drv, enum mac_speed speed,257 u32 full_duplex)258{259 struct mac_driver *drv = (struct mac_driver *)mac_drv;260 261 dsaf_set_dev_bit(drv, GMAC_DUPLEX_TYPE_REG,262 GMAC_DUPLEX_TYPE_B, !!full_duplex);263 264 switch (speed) {265 case MAC_SPEED_10:266 dsaf_set_dev_field(267 drv, GMAC_PORT_MODE_REG,268 GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x6);269 break;270 case MAC_SPEED_100:271 dsaf_set_dev_field(272 drv, GMAC_PORT_MODE_REG,273 GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x7);274 break;275 case MAC_SPEED_1000:276 dsaf_set_dev_field(277 drv, GMAC_PORT_MODE_REG,278 GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x8);279 break;280 default:281 dev_err(drv->dev,282 "hns_gmac_adjust_link fail, speed%d mac%d\n",283 speed, drv->mac_id);284 return -EINVAL;285 }286 287 return 0;288}289 290static void hns_gmac_set_uc_match(void *mac_drv, u16 en)291{292 struct mac_driver *drv = mac_drv;293 294 dsaf_set_dev_bit(drv, GMAC_REC_FILT_CONTROL_REG,295 GMAC_UC_MATCH_EN_B, !en);296 dsaf_set_dev_bit(drv, GMAC_STATION_ADDR_HIGH_2_REG,297 GMAC_ADDR_EN_B, !en);298}299 300static void hns_gmac_set_promisc(void *mac_drv, u8 en)301{302 struct mac_driver *drv = mac_drv;303 304 if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG)305 hns_gmac_set_uc_match(mac_drv, en);306}307 308static int hns_gmac_wait_fifo_clean(void *mac_drv)309{310 struct mac_driver *drv = (struct mac_driver *)mac_drv;311 int wait_cnt;312 u32 val;313 314 wait_cnt = 0;315 while (wait_cnt++ < HNS_MAX_WAIT_CNT) {316 val = dsaf_read_dev(drv, GMAC_FIFO_STATE_REG);317 /* bit5~bit0 is not send complete pkts */318 if ((val & 0x3f) == 0)319 break;320 usleep_range(100, 200);321 }322 323 if (wait_cnt >= HNS_MAX_WAIT_CNT) {324 dev_err(drv->dev,325 "hns ge %d fifo was not idle.\n", drv->mac_id);326 return -EBUSY;327 }328 329 return 0;330}331 332static void hns_gmac_init(void *mac_drv)333{334 u32 port;335 struct mac_driver *drv = (struct mac_driver *)mac_drv;336 struct dsaf_device *dsaf_dev337 = (struct dsaf_device *)dev_get_drvdata(drv->dev);338 339 port = drv->mac_id;340 341 dsaf_dev->misc_op->ge_srst(dsaf_dev, port, 0);342 mdelay(10);343 dsaf_dev->misc_op->ge_srst(dsaf_dev, port, 1);344 mdelay(10);345 hns_gmac_disable(mac_drv, MAC_COMM_MODE_RX_AND_TX);346 hns_gmac_tx_loop_pkt_dis(mac_drv);347 if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG)348 hns_gmac_set_uc_match(mac_drv, 0);349 350 hns_gmac_config_pad_and_crc(mac_drv, 1);351 352 dsaf_set_dev_bit(drv, GMAC_MODE_CHANGE_EN_REG,353 GMAC_MODE_CHANGE_EB_B, 1);354 355 /* reduce gmac tx water line to avoid gmac hang-up356 * in speed 100M and duplex half.357 */358 dsaf_set_dev_field(drv, GMAC_TX_WATER_LINE_REG, GMAC_TX_WATER_LINE_MASK,359 GMAC_TX_WATER_LINE_SHIFT, 8);360}361 362static void hns_gmac_update_stats(void *mac_drv)363{364 struct mac_hw_stats *hw_stats = NULL;365 struct mac_driver *drv = (struct mac_driver *)mac_drv;366 367 hw_stats = &drv->mac_cb->hw_stats;368 369 /* RX */370 hw_stats->rx_good_bytes371 += dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG);372 hw_stats->rx_bad_bytes373 += dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG);374 hw_stats->rx_uc_pkts += dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG);375 hw_stats->rx_mc_pkts += dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG);376 hw_stats->rx_bc_pkts += dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG);377 hw_stats->rx_64bytes378 += dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG);379 hw_stats->rx_65to127380 += dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG);381 hw_stats->rx_128to255382 += dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG);383 hw_stats->rx_256to511384 += dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG);385 hw_stats->rx_512to1023386 += dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG);387 hw_stats->rx_1024to1518388 += dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG);389 hw_stats->rx_1519tomax390 += dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG);391 hw_stats->rx_fcs_err += dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG);392 hw_stats->rx_vlan_pkts += dsaf_read_dev(drv, GMAC_RX_TAGGED_REG);393 hw_stats->rx_data_err += dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG);394 hw_stats->rx_align_err395 += dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG);396 hw_stats->rx_oversize397 += dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG);398 hw_stats->rx_jabber_err399 += dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG);400 hw_stats->rx_pfc_tc0401 += dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG);402 hw_stats->rx_unknown_ctrl403 += dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG);404 hw_stats->rx_long_err405 += dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG);406 hw_stats->rx_minto64407 += dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG);408 hw_stats->rx_under_min409 += dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG);410 hw_stats->rx_filter_pkts411 += dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG);412 hw_stats->rx_filter_bytes413 += dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG);414 hw_stats->rx_fifo_overrun_err415 += dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG);416 hw_stats->rx_len_err417 += dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG);418 hw_stats->rx_comma_err419 += dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG);420 421 /* TX */422 hw_stats->tx_good_bytes423 += dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG);424 hw_stats->tx_bad_bytes425 += dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG);426 hw_stats->tx_uc_pkts += dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG);427 hw_stats->tx_mc_pkts += dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG);428 hw_stats->tx_bc_pkts += dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG);429 hw_stats->tx_64bytes430 += dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG);431 hw_stats->tx_65to127432 += dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG);433 hw_stats->tx_128to255434 += dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG);435 hw_stats->tx_256to511436 += dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG);437 hw_stats->tx_512to1023438 += dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG);439 hw_stats->tx_1024to1518440 += dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG);441 hw_stats->tx_1519tomax442 += dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG);443 hw_stats->tx_jabber_err444 += dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG);445 hw_stats->tx_underrun_err446 += dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG);447 hw_stats->tx_vlan += dsaf_read_dev(drv, GMAC_TX_TAGGED_REG);448 hw_stats->tx_crc_err += dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG);449 hw_stats->tx_pfc_tc0450 += dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG);451}452 453static void hns_gmac_set_mac_addr(void *mac_drv, const char *mac_addr)454{455 struct mac_driver *drv = (struct mac_driver *)mac_drv;456 457 u32 high_val = mac_addr[1] | (mac_addr[0] << 8);458 459 u32 low_val = mac_addr[5] | (mac_addr[4] << 8)460 | (mac_addr[3] << 16) | (mac_addr[2] << 24);461 462 u32 val = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG);463 u32 sta_addr_en = dsaf_get_bit(val, GMAC_ADDR_EN_B);464 465 dsaf_write_dev(drv, GMAC_STATION_ADDR_LOW_2_REG, low_val);466 dsaf_write_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG,467 high_val | (sta_addr_en << GMAC_ADDR_EN_B));468}469 470static int hns_gmac_config_loopback(void *mac_drv, enum hnae_loop loop_mode,471 u8 enable)472{473 struct mac_driver *drv = (struct mac_driver *)mac_drv;474 475 switch (loop_mode) {476 case MAC_INTERNALLOOP_MAC:477 dsaf_set_dev_bit(drv, GMAC_LOOP_REG, GMAC_LP_REG_CF2MI_LP_EN_B,478 !!enable);479 break;480 default:481 dev_err(drv->dev, "loop_mode error\n");482 return -EINVAL;483 }484 485 return 0;486}487 488static void hns_gmac_get_info(void *mac_drv, struct mac_info *mac_info)489{490 enum hns_gmac_duplex_mdoe duplex;491 enum hns_port_mode speed;492 u32 rx_pause;493 u32 tx_pause;494 u32 rx;495 u32 tx;496 u16 fc_tx_timer;497 struct hns_gmac_port_mode_cfg port_mode = { GMAC_10M_MII, 0 };498 499 hns_gmac_port_mode_get(mac_drv, &port_mode);500 mac_info->pad_and_crc_en = port_mode.crc_add && port_mode.pad_enable;501 mac_info->auto_neg = port_mode.an_enable;502 503 hns_gmac_get_tx_auto_pause_frames(mac_drv, &fc_tx_timer);504 mac_info->tx_pause_time = fc_tx_timer;505 506 hns_gmac_get_en(mac_drv, &rx, &tx);507 mac_info->port_en = rx && tx;508 509 hns_gmac_get_duplex_type(mac_drv, &duplex);510 mac_info->duplex = duplex;511 512 hns_gmac_get_port_mode(mac_drv, &speed);513 switch (speed) {514 case GMAC_10M_SGMII:515 mac_info->speed = MAC_SPEED_10;516 break;517 case GMAC_100M_SGMII:518 mac_info->speed = MAC_SPEED_100;519 break;520 case GMAC_1000M_SGMII:521 mac_info->speed = MAC_SPEED_1000;522 break;523 default:524 mac_info->speed = 0;525 break;526 }527 528 hns_gmac_get_pausefrm_cfg(mac_drv, &rx_pause, &tx_pause);529 mac_info->rx_pause_en = rx_pause;530 mac_info->tx_pause_en = tx_pause;531}532 533static void hns_gmac_autoneg_stat(void *mac_drv, u32 *enable)534{535 struct mac_driver *drv = (struct mac_driver *)mac_drv;536 537 *enable = dsaf_get_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG,538 GMAC_TX_AN_EN_B);539}540 541static void hns_gmac_get_link_status(void *mac_drv, u32 *link_stat)542{543 struct mac_driver *drv = (struct mac_driver *)mac_drv;544 545 *link_stat = dsaf_get_dev_bit(drv, GMAC_AN_NEG_STATE_REG,546 GMAC_AN_NEG_STAT_RX_SYNC_OK_B);547}548 549static void hns_gmac_get_regs(void *mac_drv, void *data)550{551 u32 *regs = data;552 int i;553 struct mac_driver *drv = (struct mac_driver *)mac_drv;554 555 /* base config registers */556 regs[0] = dsaf_read_dev(drv, GMAC_DUPLEX_TYPE_REG);557 regs[1] = dsaf_read_dev(drv, GMAC_FD_FC_TYPE_REG);558 regs[2] = dsaf_read_dev(drv, GMAC_FC_TX_TIMER_REG);559 regs[3] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_LOW_REG);560 regs[4] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_HIGH_REG);561 regs[5] = dsaf_read_dev(drv, GMAC_IPG_TX_TIMER_REG);562 regs[6] = dsaf_read_dev(drv, GMAC_PAUSE_THR_REG);563 regs[7] = dsaf_read_dev(drv, GMAC_MAX_FRM_SIZE_REG);564 regs[8] = dsaf_read_dev(drv, GMAC_PORT_MODE_REG);565 regs[9] = dsaf_read_dev(drv, GMAC_PORT_EN_REG);566 regs[10] = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG);567 regs[11] = dsaf_read_dev(drv, GMAC_SHORT_RUNTS_THR_REG);568 regs[12] = dsaf_read_dev(drv, GMAC_AN_NEG_STATE_REG);569 regs[13] = dsaf_read_dev(drv, GMAC_TX_LOCAL_PAGE_REG);570 regs[14] = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG);571 regs[15] = dsaf_read_dev(drv, GMAC_REC_FILT_CONTROL_REG);572 regs[16] = dsaf_read_dev(drv, GMAC_PTP_CONFIG_REG);573 574 /* rx static registers */575 regs[17] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG);576 regs[18] = dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG);577 regs[19] = dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG);578 regs[20] = dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG);579 regs[21] = dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG);580 regs[22] = dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG);581 regs[23] = dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG);582 regs[24] = dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG);583 regs[25] = dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG);584 regs[26] = dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG);585 regs[27] = dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG);586 regs[28] = dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG);587 regs[29] = dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG);588 regs[30] = dsaf_read_dev(drv, GMAC_RX_TAGGED_REG);589 regs[31] = dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG);590 regs[32] = dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG);591 regs[33] = dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG);592 regs[34] = dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG);593 regs[35] = dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG);594 regs[36] = dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG);595 regs[37] = dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG);596 regs[38] = dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG);597 regs[39] = dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG);598 regs[40] = dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG);599 regs[41] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG);600 601 /* tx static registers */602 regs[42] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG);603 regs[43] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG);604 regs[44] = dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG);605 regs[45] = dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG);606 regs[46] = dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG);607 regs[47] = dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG);608 regs[48] = dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG);609 regs[49] = dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG);610 regs[50] = dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG);611 regs[51] = dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG);612 regs[52] = dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG);613 regs[53] = dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG);614 regs[54] = dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG);615 regs[55] = dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG);616 regs[56] = dsaf_read_dev(drv, GMAC_TX_TAGGED_REG);617 regs[57] = dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG);618 regs[58] = dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG);619 620 regs[59] = dsaf_read_dev(drv, GAMC_RX_MAX_FRAME);621 regs[60] = dsaf_read_dev(drv, GMAC_LINE_LOOP_BACK_REG);622 regs[61] = dsaf_read_dev(drv, GMAC_CF_CRC_STRIP_REG);623 regs[62] = dsaf_read_dev(drv, GMAC_MODE_CHANGE_EN_REG);624 regs[63] = dsaf_read_dev(drv, GMAC_SIXTEEN_BIT_CNTR_REG);625 regs[64] = dsaf_read_dev(drv, GMAC_LD_LINK_COUNTER_REG);626 regs[65] = dsaf_read_dev(drv, GMAC_LOOP_REG);627 regs[66] = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG);628 regs[67] = dsaf_read_dev(drv, GMAC_VLAN_CODE_REG);629 regs[68] = dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG);630 regs[69] = dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG);631 regs[70] = dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG);632 633 regs[71] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_0_REG);634 regs[72] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_0_REG);635 regs[73] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_1_REG);636 regs[74] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_1_REG);637 regs[75] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_2_REG);638 regs[76] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG);639 regs[77] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_3_REG);640 regs[78] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_3_REG);641 regs[79] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_4_REG);642 regs[80] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_4_REG);643 regs[81] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_5_REG);644 regs[82] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_5_REG);645 regs[83] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_0_REG);646 regs[84] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_0_REG);647 regs[85] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_1_REG);648 regs[86] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_1_REG);649 regs[87] = dsaf_read_dev(drv, GMAC_MAC_SKIP_LEN_REG);650 regs[88] = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG);651 652 /* mark end of mac regs */653 for (i = 89; i < 96; i++)654 regs[i] = 0xaaaaaaaa;655}656 657static void hns_gmac_get_stats(void *mac_drv, u64 *data)658{659 u32 i;660 u64 *buf = data;661 struct mac_driver *drv = (struct mac_driver *)mac_drv;662 struct mac_hw_stats *hw_stats = NULL;663 664 hw_stats = &drv->mac_cb->hw_stats;665 666 for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) {667 buf[i] = DSAF_STATS_READ(hw_stats,668 g_gmac_stats_string[i].offset);669 }670}671 672static void hns_gmac_get_strings(u32 stringset, u8 *data)673{674 u8 *buff = data;675 u32 i;676 677 if (stringset != ETH_SS_STATS)678 return;679 680 for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++)681 ethtool_puts(&buff, g_gmac_stats_string[i].desc);682}683 684static int hns_gmac_get_sset_count(int stringset)685{686 if (stringset == ETH_SS_STATS)687 return ARRAY_SIZE(g_gmac_stats_string);688 689 return 0;690}691 692static int hns_gmac_get_regs_count(void)693{694 return ETH_GMAC_DUMP_NUM;695}696 697void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param)698{699 struct mac_driver *mac_drv;700 701 mac_drv = devm_kzalloc(mac_cb->dev, sizeof(*mac_drv), GFP_KERNEL);702 if (!mac_drv)703 return NULL;704 705 mac_drv->mac_init = hns_gmac_init;706 mac_drv->mac_enable = hns_gmac_enable;707 mac_drv->mac_disable = hns_gmac_disable;708 mac_drv->mac_free = hns_gmac_free;709 mac_drv->adjust_link = hns_gmac_adjust_link;710 mac_drv->need_adjust_link = hns_gmac_need_adjust_link;711 mac_drv->set_tx_auto_pause_frames = hns_gmac_set_tx_auto_pause_frames;712 mac_drv->config_max_frame_length = hns_gmac_config_max_frame_length;713 mac_drv->mac_pausefrm_cfg = hns_gmac_pause_frm_cfg;714 715 mac_drv->mac_id = mac_param->mac_id;716 mac_drv->mac_mode = mac_param->mac_mode;717 mac_drv->io_base = mac_param->vaddr;718 mac_drv->dev = mac_param->dev;719 mac_drv->mac_cb = mac_cb;720 721 mac_drv->set_mac_addr = hns_gmac_set_mac_addr;722 mac_drv->set_an_mode = hns_gmac_config_an_mode;723 mac_drv->config_loopback = hns_gmac_config_loopback;724 mac_drv->config_pad_and_crc = hns_gmac_config_pad_and_crc;725 mac_drv->get_info = hns_gmac_get_info;726 mac_drv->autoneg_stat = hns_gmac_autoneg_stat;727 mac_drv->get_pause_enable = hns_gmac_get_pausefrm_cfg;728 mac_drv->get_link_status = hns_gmac_get_link_status;729 mac_drv->get_regs = hns_gmac_get_regs;730 mac_drv->get_regs_count = hns_gmac_get_regs_count;731 mac_drv->get_ethtool_stats = hns_gmac_get_stats;732 mac_drv->get_sset_count = hns_gmac_get_sset_count;733 mac_drv->get_strings = hns_gmac_get_strings;734 mac_drv->update_stats = hns_gmac_update_stats;735 mac_drv->set_promiscuous = hns_gmac_set_promisc;736 mac_drv->wait_fifo_clean = hns_gmac_wait_fifo_clean;737 738 return (void *)mac_drv;739}740