1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 2 /* Copyright 2017 Microsemi Corporation 3 * Copyright 2018-2019 NXP 4 */ 5 #include <linux/fsl/enetc_mdio.h> 6 #include <soc/mscc/ocelot_qsys.h> 7 #include <soc/mscc/ocelot_vcap.h> 8 #include <soc/mscc/ocelot_ana.h> 9 #include <soc/mscc/ocelot_ptp.h> 10 #include <soc/mscc/ocelot_sys.h> 11 #include <net/tc_act/tc_gate.h> 12 #include <soc/mscc/ocelot.h> 13 #include <linux/dsa/ocelot.h> 14 #include <linux/pcs-lynx.h> 15 #include <net/pkt_sched.h> 16 #include <linux/iopoll.h> 17 #include <linux/mdio.h> 18 #include <linux/pci.h> 19 #include "felix.h" 20 21 #define VSC9959_TAS_GCL_ENTRY_MAX 63 22 #define VSC9959_VCAP_POLICER_BASE 63 23 #define VSC9959_VCAP_POLICER_MAX 383 24 #define VSC9959_SWITCH_PCI_BAR 4 25 #define VSC9959_IMDIO_PCI_BAR 0 26 27 static const u32 vsc9959_ana_regmap[] = { 28 REG(ANA_ADVLEARN, 0x0089a0), 29 REG(ANA_VLANMASK, 0x0089a4), 30 REG_RESERVED(ANA_PORT_B_DOMAIN), 31 REG(ANA_ANAGEFIL, 0x0089ac), 32 REG(ANA_ANEVENTS, 0x0089b0), 33 REG(ANA_STORMLIMIT_BURST, 0x0089b4), 34 REG(ANA_STORMLIMIT_CFG, 0x0089b8), 35 REG(ANA_ISOLATED_PORTS, 0x0089c8), 36 REG(ANA_COMMUNITY_PORTS, 0x0089cc), 37 REG(ANA_AUTOAGE, 0x0089d0), 38 REG(ANA_MACTOPTIONS, 0x0089d4), 39 REG(ANA_LEARNDISC, 0x0089d8), 40 REG(ANA_AGENCTRL, 0x0089dc), 41 REG(ANA_MIRRORPORTS, 0x0089e0), 42 REG(ANA_EMIRRORPORTS, 0x0089e4), 43 REG(ANA_FLOODING, 0x0089e8), 44 REG(ANA_FLOODING_IPMC, 0x008a08), 45 REG(ANA_SFLOW_CFG, 0x008a0c), 46 REG(ANA_PORT_MODE, 0x008a28), 47 REG(ANA_CUT_THRU_CFG, 0x008a48), 48 REG(ANA_PGID_PGID, 0x008400), 49 REG(ANA_TABLES_ANMOVED, 0x007f1c), 50 REG(ANA_TABLES_MACHDATA, 0x007f20), 51 REG(ANA_TABLES_MACLDATA, 0x007f24), 52 REG(ANA_TABLES_STREAMDATA, 0x007f28), 53 REG(ANA_TABLES_MACACCESS, 0x007f2c), 54 REG(ANA_TABLES_MACTINDX, 0x007f30), 55 REG(ANA_TABLES_VLANACCESS, 0x007f34), 56 REG(ANA_TABLES_VLANTIDX, 0x007f38), 57 REG(ANA_TABLES_ISDXACCESS, 0x007f3c), 58 REG(ANA_TABLES_ISDXTIDX, 0x007f40), 59 REG(ANA_TABLES_ENTRYLIM, 0x007f00), 60 REG(ANA_TABLES_PTP_ID_HIGH, 0x007f44), 61 REG(ANA_TABLES_PTP_ID_LOW, 0x007f48), 62 REG(ANA_TABLES_STREAMACCESS, 0x007f4c), 63 REG(ANA_TABLES_STREAMTIDX, 0x007f50), 64 REG(ANA_TABLES_SEQ_HISTORY, 0x007f54), 65 REG(ANA_TABLES_SEQ_MASK, 0x007f58), 66 REG(ANA_TABLES_SFID_MASK, 0x007f5c), 67 REG(ANA_TABLES_SFIDACCESS, 0x007f60), 68 REG(ANA_TABLES_SFIDTIDX, 0x007f64), 69 REG(ANA_MSTI_STATE, 0x008600), 70 REG(ANA_OAM_UPM_LM_CNT, 0x008000), 71 REG(ANA_SG_ACCESS_CTRL, 0x008a64), 72 REG(ANA_SG_CONFIG_REG_1, 0x007fb0), 73 REG(ANA_SG_CONFIG_REG_2, 0x007fb4), 74 REG(ANA_SG_CONFIG_REG_3, 0x007fb8), 75 REG(ANA_SG_CONFIG_REG_4, 0x007fbc), 76 REG(ANA_SG_CONFIG_REG_5, 0x007fc0), 77 REG(ANA_SG_GCL_GS_CONFIG, 0x007f80), 78 REG(ANA_SG_GCL_TI_CONFIG, 0x007f90), 79 REG(ANA_SG_STATUS_REG_1, 0x008980), 80 REG(ANA_SG_STATUS_REG_2, 0x008984), 81 REG(ANA_SG_STATUS_REG_3, 0x008988), 82 REG(ANA_PORT_VLAN_CFG, 0x007800), 83 REG(ANA_PORT_DROP_CFG, 0x007804), 84 REG(ANA_PORT_QOS_CFG, 0x007808), 85 REG(ANA_PORT_VCAP_CFG, 0x00780c), 86 REG(ANA_PORT_VCAP_S1_KEY_CFG, 0x007810), 87 REG(ANA_PORT_VCAP_S2_CFG, 0x00781c), 88 REG(ANA_PORT_PCP_DEI_MAP, 0x007820), 89 REG(ANA_PORT_CPU_FWD_CFG, 0x007860), 90 REG(ANA_PORT_CPU_FWD_BPDU_CFG, 0x007864), 91 REG(ANA_PORT_CPU_FWD_GARP_CFG, 0x007868), 92 REG(ANA_PORT_CPU_FWD_CCM_CFG, 0x00786c), 93 REG(ANA_PORT_PORT_CFG, 0x007870), 94 REG(ANA_PORT_POL_CFG, 0x007874), 95 REG(ANA_PORT_PTP_CFG, 0x007878), 96 REG(ANA_PORT_PTP_DLY1_CFG, 0x00787c), 97 REG(ANA_PORT_PTP_DLY2_CFG, 0x007880), 98 REG(ANA_PORT_SFID_CFG, 0x007884), 99 REG(ANA_PFC_PFC_CFG, 0x008800), 100 REG_RESERVED(ANA_PFC_PFC_TIMER), 101 REG_RESERVED(ANA_IPT_OAM_MEP_CFG), 102 REG_RESERVED(ANA_IPT_IPT), 103 REG_RESERVED(ANA_PPT_PPT), 104 REG_RESERVED(ANA_FID_MAP_FID_MAP), 105 REG(ANA_AGGR_CFG, 0x008a68), 106 REG(ANA_CPUQ_CFG, 0x008a6c), 107 REG_RESERVED(ANA_CPUQ_CFG2), 108 REG(ANA_CPUQ_8021_CFG, 0x008a74), 109 REG(ANA_DSCP_CFG, 0x008ab4), 110 REG(ANA_DSCP_REWR_CFG, 0x008bb4), 111 REG(ANA_VCAP_RNG_TYPE_CFG, 0x008bf4), 112 REG(ANA_VCAP_RNG_VAL_CFG, 0x008c14), 113 REG_RESERVED(ANA_VRAP_CFG), 114 REG_RESERVED(ANA_VRAP_HDR_DATA), 115 REG_RESERVED(ANA_VRAP_HDR_MASK), 116 REG(ANA_DISCARD_CFG, 0x008c40), 117 REG(ANA_FID_CFG, 0x008c44), 118 REG(ANA_POL_PIR_CFG, 0x004000), 119 REG(ANA_POL_CIR_CFG, 0x004004), 120 REG(ANA_POL_MODE_CFG, 0x004008), 121 REG(ANA_POL_PIR_STATE, 0x00400c), 122 REG(ANA_POL_CIR_STATE, 0x004010), 123 REG_RESERVED(ANA_POL_STATE), 124 REG(ANA_POL_FLOWC, 0x008c48), 125 REG(ANA_POL_HYST, 0x008cb4), 126 REG_RESERVED(ANA_POL_MISC_CFG), 127 }; 128 129 static const u32 vsc9959_qs_regmap[] = { 130 REG(QS_XTR_GRP_CFG, 0x000000), 131 REG(QS_XTR_RD, 0x000008), 132 REG(QS_XTR_FRM_PRUNING, 0x000010), 133 REG(QS_XTR_FLUSH, 0x000018), 134 REG(QS_XTR_DATA_PRESENT, 0x00001c), 135 REG(QS_XTR_CFG, 0x000020), 136 REG(QS_INJ_GRP_CFG, 0x000024), 137 REG(QS_INJ_WR, 0x00002c), 138 REG(QS_INJ_CTRL, 0x000034), 139 REG(QS_INJ_STATUS, 0x00003c), 140 REG(QS_INJ_ERR, 0x000040), 141 REG_RESERVED(QS_INH_DBG), 142 }; 143 144 static const u32 vsc9959_vcap_regmap[] = { 145 /* VCAP_CORE_CFG */ 146 REG(VCAP_CORE_UPDATE_CTRL, 0x000000), 147 REG(VCAP_CORE_MV_CFG, 0x000004), 148 /* VCAP_CORE_CACHE */ 149 REG(VCAP_CACHE_ENTRY_DAT, 0x000008), 150 REG(VCAP_CACHE_MASK_DAT, 0x000108), 151 REG(VCAP_CACHE_ACTION_DAT, 0x000208), 152 REG(VCAP_CACHE_CNT_DAT, 0x000308), 153 REG(VCAP_CACHE_TG_DAT, 0x000388), 154 /* VCAP_CONST */ 155 REG(VCAP_CONST_VCAP_VER, 0x000398), 156 REG(VCAP_CONST_ENTRY_WIDTH, 0x00039c), 157 REG(VCAP_CONST_ENTRY_CNT, 0x0003a0), 158 REG(VCAP_CONST_ENTRY_SWCNT, 0x0003a4), 159 REG(VCAP_CONST_ENTRY_TG_WIDTH, 0x0003a8), 160 REG(VCAP_CONST_ACTION_DEF_CNT, 0x0003ac), 161 REG(VCAP_CONST_ACTION_WIDTH, 0x0003b0), 162 REG(VCAP_CONST_CNT_WIDTH, 0x0003b4), 163 REG(VCAP_CONST_CORE_CNT, 0x0003b8), 164 REG(VCAP_CONST_IF_CNT, 0x0003bc), 165 }; 166 167 static const u32 vsc9959_qsys_regmap[] = { 168 REG(QSYS_PORT_MODE, 0x00f460), 169 REG(QSYS_SWITCH_PORT_MODE, 0x00f480), 170 REG(QSYS_STAT_CNT_CFG, 0x00f49c), 171 REG(QSYS_EEE_CFG, 0x00f4a0), 172 REG(QSYS_EEE_THRES, 0x00f4b8), 173 REG(QSYS_IGR_NO_SHARING, 0x00f4bc), 174 REG(QSYS_EGR_NO_SHARING, 0x00f4c0), 175 REG(QSYS_SW_STATUS, 0x00f4c4), 176 REG(QSYS_EXT_CPU_CFG, 0x00f4e0), 177 REG_RESERVED(QSYS_PAD_CFG), 178 REG(QSYS_CPU_GROUP_MAP, 0x00f4e8), 179 REG_RESERVED(QSYS_QMAP), 180 REG_RESERVED(QSYS_ISDX_SGRP), 181 REG_RESERVED(QSYS_TIMED_FRAME_ENTRY), 182 REG(QSYS_TFRM_MISC, 0x00f50c), 183 REG(QSYS_TFRM_PORT_DLY, 0x00f510), 184 REG(QSYS_TFRM_TIMER_CFG_1, 0x00f514), 185 REG(QSYS_TFRM_TIMER_CFG_2, 0x00f518), 186 REG(QSYS_TFRM_TIMER_CFG_3, 0x00f51c), 187 REG(QSYS_TFRM_TIMER_CFG_4, 0x00f520), 188 REG(QSYS_TFRM_TIMER_CFG_5, 0x00f524), 189 REG(QSYS_TFRM_TIMER_CFG_6, 0x00f528), 190 REG(QSYS_TFRM_TIMER_CFG_7, 0x00f52c), 191 REG(QSYS_TFRM_TIMER_CFG_8, 0x00f530), 192 REG(QSYS_RED_PROFILE, 0x00f534), 193 REG(QSYS_RES_QOS_MODE, 0x00f574), 194 REG(QSYS_RES_CFG, 0x00c000), 195 REG(QSYS_RES_STAT, 0x00c004), 196 REG(QSYS_EGR_DROP_MODE, 0x00f578), 197 REG(QSYS_EQ_CTRL, 0x00f57c), 198 REG_RESERVED(QSYS_EVENTS_CORE), 199 REG(QSYS_QMAXSDU_CFG_0, 0x00f584), 200 REG(QSYS_QMAXSDU_CFG_1, 0x00f5a0), 201 REG(QSYS_QMAXSDU_CFG_2, 0x00f5bc), 202 REG(QSYS_QMAXSDU_CFG_3, 0x00f5d8), 203 REG(QSYS_QMAXSDU_CFG_4, 0x00f5f4), 204 REG(QSYS_QMAXSDU_CFG_5, 0x00f610), 205 REG(QSYS_QMAXSDU_CFG_6, 0x00f62c), 206 REG(QSYS_QMAXSDU_CFG_7, 0x00f648), 207 REG(QSYS_PREEMPTION_CFG, 0x00f664), 208 REG(QSYS_CIR_CFG, 0x000000), 209 REG(QSYS_EIR_CFG, 0x000004), 210 REG(QSYS_SE_CFG, 0x000008), 211 REG(QSYS_SE_DWRR_CFG, 0x00000c), 212 REG_RESERVED(QSYS_SE_CONNECT), 213 REG(QSYS_SE_DLB_SENSE, 0x000040), 214 REG(QSYS_CIR_STATE, 0x000044), 215 REG(QSYS_EIR_STATE, 0x000048), 216 REG_RESERVED(QSYS_SE_STATE), 217 REG(QSYS_HSCH_MISC_CFG, 0x00f67c), 218 REG(QSYS_TAG_CONFIG, 0x00f680), 219 REG(QSYS_TAS_PARAM_CFG_CTRL, 0x00f698), 220 REG(QSYS_PORT_MAX_SDU, 0x00f69c), 221 REG(QSYS_PARAM_CFG_REG_1, 0x00f440), 222 REG(QSYS_PARAM_CFG_REG_2, 0x00f444), 223 REG(QSYS_PARAM_CFG_REG_3, 0x00f448), 224 REG(QSYS_PARAM_CFG_REG_4, 0x00f44c), 225 REG(QSYS_PARAM_CFG_REG_5, 0x00f450), 226 REG(QSYS_GCL_CFG_REG_1, 0x00f454), 227 REG(QSYS_GCL_CFG_REG_2, 0x00f458), 228 REG(QSYS_PARAM_STATUS_REG_1, 0x00f400), 229 REG(QSYS_PARAM_STATUS_REG_2, 0x00f404), 230 REG(QSYS_PARAM_STATUS_REG_3, 0x00f408), 231 REG(QSYS_PARAM_STATUS_REG_4, 0x00f40c), 232 REG(QSYS_PARAM_STATUS_REG_5, 0x00f410), 233 REG(QSYS_PARAM_STATUS_REG_6, 0x00f414), 234 REG(QSYS_PARAM_STATUS_REG_7, 0x00f418), 235 REG(QSYS_PARAM_STATUS_REG_8, 0x00f41c), 236 REG(QSYS_PARAM_STATUS_REG_9, 0x00f420), 237 REG(QSYS_GCL_STATUS_REG_1, 0x00f424), 238 REG(QSYS_GCL_STATUS_REG_2, 0x00f428), 239 }; 240 241 static const u32 vsc9959_rew_regmap[] = { 242 REG(REW_PORT_VLAN_CFG, 0x000000), 243 REG(REW_TAG_CFG, 0x000004), 244 REG(REW_PORT_CFG, 0x000008), 245 REG(REW_DSCP_CFG, 0x00000c), 246 REG(REW_PCP_DEI_QOS_MAP_CFG, 0x000010), 247 REG(REW_PTP_CFG, 0x000050), 248 REG(REW_PTP_DLY1_CFG, 0x000054), 249 REG(REW_RED_TAG_CFG, 0x000058), 250 REG(REW_DSCP_REMAP_DP1_CFG, 0x000410), 251 REG(REW_DSCP_REMAP_CFG, 0x000510), 252 REG_RESERVED(REW_STAT_CFG), 253 REG_RESERVED(REW_REW_STICKY), 254 REG_RESERVED(REW_PPT), 255 }; 256 257 static const u32 vsc9959_sys_regmap[] = { 258 REG(SYS_COUNT_RX_OCTETS, 0x000000), 259 REG(SYS_COUNT_RX_MULTICAST, 0x000008), 260 REG(SYS_COUNT_RX_SHORTS, 0x000010), 261 REG(SYS_COUNT_RX_FRAGMENTS, 0x000014), 262 REG(SYS_COUNT_RX_JABBERS, 0x000018), 263 REG(SYS_COUNT_RX_64, 0x000024), 264 REG(SYS_COUNT_RX_65_127, 0x000028), 265 REG(SYS_COUNT_RX_128_255, 0x00002c), 266 REG(SYS_COUNT_RX_256_1023, 0x000030), 267 REG(SYS_COUNT_RX_1024_1526, 0x000034), 268 REG(SYS_COUNT_RX_1527_MAX, 0x000038), 269 REG(SYS_COUNT_RX_LONGS, 0x000044), 270 REG(SYS_COUNT_TX_OCTETS, 0x000200), 271 REG(SYS_COUNT_TX_COLLISION, 0x000210), 272 REG(SYS_COUNT_TX_DROPS, 0x000214), 273 REG(SYS_COUNT_TX_64, 0x00021c), 274 REG(SYS_COUNT_TX_65_127, 0x000220), 275 REG(SYS_COUNT_TX_128_511, 0x000224), 276 REG(SYS_COUNT_TX_512_1023, 0x000228), 277 REG(SYS_COUNT_TX_1024_1526, 0x00022c), 278 REG(SYS_COUNT_TX_1527_MAX, 0x000230), 279 REG(SYS_COUNT_TX_AGING, 0x000278), 280 REG(SYS_RESET_CFG, 0x000e00), 281 REG(SYS_SR_ETYPE_CFG, 0x000e04), 282 REG(SYS_VLAN_ETYPE_CFG, 0x000e08), 283 REG(SYS_PORT_MODE, 0x000e0c), 284 REG(SYS_FRONT_PORT_MODE, 0x000e2c), 285 REG(SYS_FRM_AGING, 0x000e44), 286 REG(SYS_STAT_CFG, 0x000e48), 287 REG(SYS_SW_STATUS, 0x000e4c), 288 REG_RESERVED(SYS_MISC_CFG), 289 REG(SYS_REW_MAC_HIGH_CFG, 0x000e6c), 290 REG(SYS_REW_MAC_LOW_CFG, 0x000e84), 291 REG(SYS_TIMESTAMP_OFFSET, 0x000e9c), 292 REG(SYS_PAUSE_CFG, 0x000ea0), 293 REG(SYS_PAUSE_TOT_CFG, 0x000ebc), 294 REG(SYS_ATOP, 0x000ec0), 295 REG(SYS_ATOP_TOT_CFG, 0x000edc), 296 REG(SYS_MAC_FC_CFG, 0x000ee0), 297 REG(SYS_MMGT, 0x000ef8), 298 REG_RESERVED(SYS_MMGT_FAST), 299 REG_RESERVED(SYS_EVENTS_DIF), 300 REG_RESERVED(SYS_EVENTS_CORE), 301 REG(SYS_CNT, 0x000000), 302 REG(SYS_PTP_STATUS, 0x000f14), 303 REG(SYS_PTP_TXSTAMP, 0x000f18), 304 REG(SYS_PTP_NXT, 0x000f1c), 305 REG(SYS_PTP_CFG, 0x000f20), 306 REG(SYS_RAM_INIT, 0x000f24), 307 REG_RESERVED(SYS_CM_ADDR), 308 REG_RESERVED(SYS_CM_DATA_WR), 309 REG_RESERVED(SYS_CM_DATA_RD), 310 REG_RESERVED(SYS_CM_OP), 311 REG_RESERVED(SYS_CM_DATA), 312 }; 313 314 static const u32 vsc9959_ptp_regmap[] = { 315 REG(PTP_PIN_CFG, 0x000000), 316 REG(PTP_PIN_TOD_SEC_MSB, 0x000004), 317 REG(PTP_PIN_TOD_SEC_LSB, 0x000008), 318 REG(PTP_PIN_TOD_NSEC, 0x00000c), 319 REG(PTP_PIN_WF_HIGH_PERIOD, 0x000014), 320 REG(PTP_PIN_WF_LOW_PERIOD, 0x000018), 321 REG(PTP_CFG_MISC, 0x0000a0), 322 REG(PTP_CLK_CFG_ADJ_CFG, 0x0000a4), 323 REG(PTP_CLK_CFG_ADJ_FREQ, 0x0000a8), 324 }; 325 326 static const u32 vsc9959_gcb_regmap[] = { 327 REG(GCB_SOFT_RST, 0x000004), 328 }; 329 330 static const u32 vsc9959_dev_gmii_regmap[] = { 331 REG(DEV_CLOCK_CFG, 0x0), 332 REG(DEV_PORT_MISC, 0x4), 333 REG(DEV_EVENTS, 0x8), 334 REG(DEV_EEE_CFG, 0xc), 335 REG(DEV_RX_PATH_DELAY, 0x10), 336 REG(DEV_TX_PATH_DELAY, 0x14), 337 REG(DEV_PTP_PREDICT_CFG, 0x18), 338 REG(DEV_MAC_ENA_CFG, 0x1c), 339 REG(DEV_MAC_MODE_CFG, 0x20), 340 REG(DEV_MAC_MAXLEN_CFG, 0x24), 341 REG(DEV_MAC_TAGS_CFG, 0x28), 342 REG(DEV_MAC_ADV_CHK_CFG, 0x2c), 343 REG(DEV_MAC_IFG_CFG, 0x30), 344 REG(DEV_MAC_HDX_CFG, 0x34), 345 REG(DEV_MAC_DBG_CFG, 0x38), 346 REG(DEV_MAC_FC_MAC_LOW_CFG, 0x3c), 347 REG(DEV_MAC_FC_MAC_HIGH_CFG, 0x40), 348 REG(DEV_MAC_STICKY, 0x44), 349 REG_RESERVED(PCS1G_CFG), 350 REG_RESERVED(PCS1G_MODE_CFG), 351 REG_RESERVED(PCS1G_SD_CFG), 352 REG_RESERVED(PCS1G_ANEG_CFG), 353 REG_RESERVED(PCS1G_ANEG_NP_CFG), 354 REG_RESERVED(PCS1G_LB_CFG), 355 REG_RESERVED(PCS1G_DBG_CFG), 356 REG_RESERVED(PCS1G_CDET_CFG), 357 REG_RESERVED(PCS1G_ANEG_STATUS), 358 REG_RESERVED(PCS1G_ANEG_NP_STATUS), 359 REG_RESERVED(PCS1G_LINK_STATUS), 360 REG_RESERVED(PCS1G_LINK_DOWN_CNT), 361 REG_RESERVED(PCS1G_STICKY), 362 REG_RESERVED(PCS1G_DEBUG_STATUS), 363 REG_RESERVED(PCS1G_LPI_CFG), 364 REG_RESERVED(PCS1G_LPI_WAKE_ERROR_CNT), 365 REG_RESERVED(PCS1G_LPI_STATUS), 366 REG_RESERVED(PCS1G_TSTPAT_MODE_CFG), 367 REG_RESERVED(PCS1G_TSTPAT_STATUS), 368 REG_RESERVED(DEV_PCS_FX100_CFG), 369 REG_RESERVED(DEV_PCS_FX100_STATUS), 370 }; 371 372 static const u32 *vsc9959_regmap[TARGET_MAX] = { 373 [ANA] = vsc9959_ana_regmap, 374 [QS] = vsc9959_qs_regmap, 375 [QSYS] = vsc9959_qsys_regmap, 376 [REW] = vsc9959_rew_regmap, 377 [SYS] = vsc9959_sys_regmap, 378 [S0] = vsc9959_vcap_regmap, 379 [S1] = vsc9959_vcap_regmap, 380 [S2] = vsc9959_vcap_regmap, 381 [PTP] = vsc9959_ptp_regmap, 382 [GCB] = vsc9959_gcb_regmap, 383 [DEV_GMII] = vsc9959_dev_gmii_regmap, 384 }; 385 386 /* Addresses are relative to the PCI device's base address */ 387 static const struct resource vsc9959_target_io_res[TARGET_MAX] = { 388 [ANA] = { 389 .start = 0x0280000, 390 .end = 0x028ffff, 391 .name = "ana", 392 }, 393 [QS] = { 394 .start = 0x0080000, 395 .end = 0x00800ff, 396 .name = "qs", 397 }, 398 [QSYS] = { 399 .start = 0x0200000, 400 .end = 0x021ffff, 401 .name = "qsys", 402 }, 403 [REW] = { 404 .start = 0x0030000, 405 .end = 0x003ffff, 406 .name = "rew", 407 }, 408 [SYS] = { 409 .start = 0x0010000, 410 .end = 0x001ffff, 411 .name = "sys", 412 }, 413 [S0] = { 414 .start = 0x0040000, 415 .end = 0x00403ff, 416 .name = "s0", 417 }, 418 [S1] = { 419 .start = 0x0050000, 420 .end = 0x00503ff, 421 .name = "s1", 422 }, 423 [S2] = { 424 .start = 0x0060000, 425 .end = 0x00603ff, 426 .name = "s2", 427 }, 428 [PTP] = { 429 .start = 0x0090000, 430 .end = 0x00900cb, 431 .name = "ptp", 432 }, 433 [GCB] = { 434 .start = 0x0070000, 435 .end = 0x00701ff, 436 .name = "devcpu_gcb", 437 }, 438 }; 439 440 static const struct resource vsc9959_port_io_res[] = { 441 { 442 .start = 0x0100000, 443 .end = 0x010ffff, 444 .name = "port0", 445 }, 446 { 447 .start = 0x0110000, 448 .end = 0x011ffff, 449 .name = "port1", 450 }, 451 { 452 .start = 0x0120000, 453 .end = 0x012ffff, 454 .name = "port2", 455 }, 456 { 457 .start = 0x0130000, 458 .end = 0x013ffff, 459 .name = "port3", 460 }, 461 { 462 .start = 0x0140000, 463 .end = 0x014ffff, 464 .name = "port4", 465 }, 466 { 467 .start = 0x0150000, 468 .end = 0x015ffff, 469 .name = "port5", 470 }, 471 }; 472 473 /* Port MAC 0 Internal MDIO bus through which the SerDes acting as an 474 * SGMII/QSGMII MAC PCS can be found. 475 */ 476 static const struct resource vsc9959_imdio_res = { 477 .start = 0x8030, 478 .end = 0x8040, 479 .name = "imdio", 480 }; 481 482 static const struct reg_field vsc9959_regfields[REGFIELD_MAX] = { 483 [ANA_ADVLEARN_VLAN_CHK] = REG_FIELD(ANA_ADVLEARN, 6, 6), 484 [ANA_ADVLEARN_LEARN_MIRROR] = REG_FIELD(ANA_ADVLEARN, 0, 5), 485 [ANA_ANEVENTS_FLOOD_DISCARD] = REG_FIELD(ANA_ANEVENTS, 30, 30), 486 [ANA_ANEVENTS_AUTOAGE] = REG_FIELD(ANA_ANEVENTS, 26, 26), 487 [ANA_ANEVENTS_STORM_DROP] = REG_FIELD(ANA_ANEVENTS, 24, 24), 488 [ANA_ANEVENTS_LEARN_DROP] = REG_FIELD(ANA_ANEVENTS, 23, 23), 489 [ANA_ANEVENTS_AGED_ENTRY] = REG_FIELD(ANA_ANEVENTS, 22, 22), 490 [ANA_ANEVENTS_CPU_LEARN_FAILED] = REG_FIELD(ANA_ANEVENTS, 21, 21), 491 [ANA_ANEVENTS_AUTO_LEARN_FAILED] = REG_FIELD(ANA_ANEVENTS, 20, 20), 492 [ANA_ANEVENTS_LEARN_REMOVE] = REG_FIELD(ANA_ANEVENTS, 19, 19), 493 [ANA_ANEVENTS_AUTO_LEARNED] = REG_FIELD(ANA_ANEVENTS, 18, 18), 494 [ANA_ANEVENTS_AUTO_MOVED] = REG_FIELD(ANA_ANEVENTS, 17, 17), 495 [ANA_ANEVENTS_CLASSIFIED_DROP] = REG_FIELD(ANA_ANEVENTS, 15, 15), 496 [ANA_ANEVENTS_CLASSIFIED_COPY] = REG_FIELD(ANA_ANEVENTS, 14, 14), 497 [ANA_ANEVENTS_VLAN_DISCARD] = REG_FIELD(ANA_ANEVENTS, 13, 13), 498 [ANA_ANEVENTS_FWD_DISCARD] = REG_FIELD(ANA_ANEVENTS, 12, 12), 499 [ANA_ANEVENTS_MULTICAST_FLOOD] = REG_FIELD(ANA_ANEVENTS, 11, 11), 500 [ANA_ANEVENTS_UNICAST_FLOOD] = REG_FIELD(ANA_ANEVENTS, 10, 10), 501 [ANA_ANEVENTS_DEST_KNOWN] = REG_FIELD(ANA_ANEVENTS, 9, 9), 502 [ANA_ANEVENTS_BUCKET3_MATCH] = REG_FIELD(ANA_ANEVENTS, 8, 8), 503 [ANA_ANEVENTS_BUCKET2_MATCH] = REG_FIELD(ANA_ANEVENTS, 7, 7), 504 [ANA_ANEVENTS_BUCKET1_MATCH] = REG_FIELD(ANA_ANEVENTS, 6, 6), 505 [ANA_ANEVENTS_BUCKET0_MATCH] = REG_FIELD(ANA_ANEVENTS, 5, 5), 506 [ANA_ANEVENTS_CPU_OPERATION] = REG_FIELD(ANA_ANEVENTS, 4, 4), 507 [ANA_ANEVENTS_DMAC_LOOKUP] = REG_FIELD(ANA_ANEVENTS, 3, 3), 508 [ANA_ANEVENTS_SMAC_LOOKUP] = REG_FIELD(ANA_ANEVENTS, 2, 2), 509 [ANA_ANEVENTS_SEQ_GEN_ERR_0] = REG_FIELD(ANA_ANEVENTS, 1, 1), 510 [ANA_ANEVENTS_SEQ_GEN_ERR_1] = REG_FIELD(ANA_ANEVENTS, 0, 0), 511 [ANA_TABLES_MACACCESS_B_DOM] = REG_FIELD(ANA_TABLES_MACACCESS, 16, 16), 512 [ANA_TABLES_MACTINDX_BUCKET] = REG_FIELD(ANA_TABLES_MACTINDX, 11, 12), 513 [ANA_TABLES_MACTINDX_M_INDEX] = REG_FIELD(ANA_TABLES_MACTINDX, 0, 10), 514 [SYS_RESET_CFG_CORE_ENA] = REG_FIELD(SYS_RESET_CFG, 0, 0), 515 [GCB_SOFT_RST_SWC_RST] = REG_FIELD(GCB_SOFT_RST, 0, 0), 516 /* Replicated per number of ports (7), register size 4 per port */ 517 [QSYS_SWITCH_PORT_MODE_PORT_ENA] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 14, 14, 7, 4), 518 [QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 11, 13, 7, 4), 519 [QSYS_SWITCH_PORT_MODE_YEL_RSRVD] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 10, 10, 7, 4), 520 [QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 9, 9, 7, 4), 521 [QSYS_SWITCH_PORT_MODE_TX_PFC_ENA] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 1, 8, 7, 4), 522 [QSYS_SWITCH_PORT_MODE_TX_PFC_MODE] = REG_FIELD_ID(QSYS_SWITCH_PORT_MODE, 0, 0, 7, 4), 523 [SYS_PORT_MODE_DATA_WO_TS] = REG_FIELD_ID(SYS_PORT_MODE, 5, 6, 7, 4), 524 [SYS_PORT_MODE_INCL_INJ_HDR] = REG_FIELD_ID(SYS_PORT_MODE, 3, 4, 7, 4), 525 [SYS_PORT_MODE_INCL_XTR_HDR] = REG_FIELD_ID(SYS_PORT_MODE, 1, 2, 7, 4), 526 [SYS_PORT_MODE_INCL_HDR_ERR] = REG_FIELD_ID(SYS_PORT_MODE, 0, 0, 7, 4), 527 [SYS_PAUSE_CFG_PAUSE_START] = REG_FIELD_ID(SYS_PAUSE_CFG, 10, 18, 7, 4), 528 [SYS_PAUSE_CFG_PAUSE_STOP] = REG_FIELD_ID(SYS_PAUSE_CFG, 1, 9, 7, 4), 529 [SYS_PAUSE_CFG_PAUSE_ENA] = REG_FIELD_ID(SYS_PAUSE_CFG, 0, 1, 7, 4), 530 }; 531 532 static const struct ocelot_stat_layout vsc9959_stats_layout[] = { 533 { .offset = 0x00, .name = "rx_octets", }, 534 { .offset = 0x01, .name = "rx_unicast", }, 535 { .offset = 0x02, .name = "rx_multicast", }, 536 { .offset = 0x03, .name = "rx_broadcast", }, 537 { .offset = 0x04, .name = "rx_shorts", }, 538 { .offset = 0x05, .name = "rx_fragments", }, 539 { .offset = 0x06, .name = "rx_jabbers", }, 540 { .offset = 0x07, .name = "rx_crc_align_errs", }, 541 { .offset = 0x08, .name = "rx_sym_errs", }, 542 { .offset = 0x09, .name = "rx_frames_below_65_octets", }, 543 { .offset = 0x0A, .name = "rx_frames_65_to_127_octets", }, 544 { .offset = 0x0B, .name = "rx_frames_128_to_255_octets", }, 545 { .offset = 0x0C, .name = "rx_frames_256_to_511_octets", }, 546 { .offset = 0x0D, .name = "rx_frames_512_to_1023_octets", }, 547 { .offset = 0x0E, .name = "rx_frames_1024_to_1526_octets", }, 548 { .offset = 0x0F, .name = "rx_frames_over_1526_octets", }, 549 { .offset = 0x10, .name = "rx_pause", }, 550 { .offset = 0x11, .name = "rx_control", }, 551 { .offset = 0x12, .name = "rx_longs", }, 552 { .offset = 0x13, .name = "rx_classified_drops", }, 553 { .offset = 0x14, .name = "rx_red_prio_0", }, 554 { .offset = 0x15, .name = "rx_red_prio_1", }, 555 { .offset = 0x16, .name = "rx_red_prio_2", }, 556 { .offset = 0x17, .name = "rx_red_prio_3", }, 557 { .offset = 0x18, .name = "rx_red_prio_4", }, 558 { .offset = 0x19, .name = "rx_red_prio_5", }, 559 { .offset = 0x1A, .name = "rx_red_prio_6", }, 560 { .offset = 0x1B, .name = "rx_red_prio_7", }, 561 { .offset = 0x1C, .name = "rx_yellow_prio_0", }, 562 { .offset = 0x1D, .name = "rx_yellow_prio_1", }, 563 { .offset = 0x1E, .name = "rx_yellow_prio_2", }, 564 { .offset = 0x1F, .name = "rx_yellow_prio_3", }, 565 { .offset = 0x20, .name = "rx_yellow_prio_4", }, 566 { .offset = 0x21, .name = "rx_yellow_prio_5", }, 567 { .offset = 0x22, .name = "rx_yellow_prio_6", }, 568 { .offset = 0x23, .name = "rx_yellow_prio_7", }, 569 { .offset = 0x24, .name = "rx_green_prio_0", }, 570 { .offset = 0x25, .name = "rx_green_prio_1", }, 571 { .offset = 0x26, .name = "rx_green_prio_2", }, 572 { .offset = 0x27, .name = "rx_green_prio_3", }, 573 { .offset = 0x28, .name = "rx_green_prio_4", }, 574 { .offset = 0x29, .name = "rx_green_prio_5", }, 575 { .offset = 0x2A, .name = "rx_green_prio_6", }, 576 { .offset = 0x2B, .name = "rx_green_prio_7", }, 577 { .offset = 0x80, .name = "tx_octets", }, 578 { .offset = 0x81, .name = "tx_unicast", }, 579 { .offset = 0x82, .name = "tx_multicast", }, 580 { .offset = 0x83, .name = "tx_broadcast", }, 581 { .offset = 0x84, .name = "tx_collision", }, 582 { .offset = 0x85, .name = "tx_drops", }, 583 { .offset = 0x86, .name = "tx_pause", }, 584 { .offset = 0x87, .name = "tx_frames_below_65_octets", }, 585 { .offset = 0x88, .name = "tx_frames_65_to_127_octets", }, 586 { .offset = 0x89, .name = "tx_frames_128_255_octets", }, 587 { .offset = 0x8B, .name = "tx_frames_256_511_octets", }, 588 { .offset = 0x8C, .name = "tx_frames_1024_1526_octets", }, 589 { .offset = 0x8D, .name = "tx_frames_over_1526_octets", }, 590 { .offset = 0x8E, .name = "tx_yellow_prio_0", }, 591 { .offset = 0x8F, .name = "tx_yellow_prio_1", }, 592 { .offset = 0x90, .name = "tx_yellow_prio_2", }, 593 { .offset = 0x91, .name = "tx_yellow_prio_3", }, 594 { .offset = 0x92, .name = "tx_yellow_prio_4", }, 595 { .offset = 0x93, .name = "tx_yellow_prio_5", }, 596 { .offset = 0x94, .name = "tx_yellow_prio_6", }, 597 { .offset = 0x95, .name = "tx_yellow_prio_7", }, 598 { .offset = 0x96, .name = "tx_green_prio_0", }, 599 { .offset = 0x97, .name = "tx_green_prio_1", }, 600 { .offset = 0x98, .name = "tx_green_prio_2", }, 601 { .offset = 0x99, .name = "tx_green_prio_3", }, 602 { .offset = 0x9A, .name = "tx_green_prio_4", }, 603 { .offset = 0x9B, .name = "tx_green_prio_5", }, 604 { .offset = 0x9C, .name = "tx_green_prio_6", }, 605 { .offset = 0x9D, .name = "tx_green_prio_7", }, 606 { .offset = 0x9E, .name = "tx_aged", }, 607 { .offset = 0x100, .name = "drop_local", }, 608 { .offset = 0x101, .name = "drop_tail", }, 609 { .offset = 0x102, .name = "drop_yellow_prio_0", }, 610 { .offset = 0x103, .name = "drop_yellow_prio_1", }, 611 { .offset = 0x104, .name = "drop_yellow_prio_2", }, 612 { .offset = 0x105, .name = "drop_yellow_prio_3", }, 613 { .offset = 0x106, .name = "drop_yellow_prio_4", }, 614 { .offset = 0x107, .name = "drop_yellow_prio_5", }, 615 { .offset = 0x108, .name = "drop_yellow_prio_6", }, 616 { .offset = 0x109, .name = "drop_yellow_prio_7", }, 617 { .offset = 0x10A, .name = "drop_green_prio_0", }, 618 { .offset = 0x10B, .name = "drop_green_prio_1", }, 619 { .offset = 0x10C, .name = "drop_green_prio_2", }, 620 { .offset = 0x10D, .name = "drop_green_prio_3", }, 621 { .offset = 0x10E, .name = "drop_green_prio_4", }, 622 { .offset = 0x10F, .name = "drop_green_prio_5", }, 623 { .offset = 0x110, .name = "drop_green_prio_6", }, 624 { .offset = 0x111, .name = "drop_green_prio_7", }, 625 }; 626 627 static const struct vcap_field vsc9959_vcap_es0_keys[] = { 628 [VCAP_ES0_EGR_PORT] = { 0, 3}, 629 [VCAP_ES0_IGR_PORT] = { 3, 3}, 630 [VCAP_ES0_RSV] = { 6, 2}, 631 [VCAP_ES0_L2_MC] = { 8, 1}, 632 [VCAP_ES0_L2_BC] = { 9, 1}, 633 [VCAP_ES0_VID] = { 10, 12}, 634 [VCAP_ES0_DP] = { 22, 1}, 635 [VCAP_ES0_PCP] = { 23, 3}, 636 }; 637 638 static const struct vcap_field vsc9959_vcap_es0_actions[] = { 639 [VCAP_ES0_ACT_PUSH_OUTER_TAG] = { 0, 2}, 640 [VCAP_ES0_ACT_PUSH_INNER_TAG] = { 2, 1}, 641 [VCAP_ES0_ACT_TAG_A_TPID_SEL] = { 3, 2}, 642 [VCAP_ES0_ACT_TAG_A_VID_SEL] = { 5, 1}, 643 [VCAP_ES0_ACT_TAG_A_PCP_SEL] = { 6, 2}, 644 [VCAP_ES0_ACT_TAG_A_DEI_SEL] = { 8, 2}, 645 [VCAP_ES0_ACT_TAG_B_TPID_SEL] = { 10, 2}, 646 [VCAP_ES0_ACT_TAG_B_VID_SEL] = { 12, 1}, 647 [VCAP_ES0_ACT_TAG_B_PCP_SEL] = { 13, 2}, 648 [VCAP_ES0_ACT_TAG_B_DEI_SEL] = { 15, 2}, 649 [VCAP_ES0_ACT_VID_A_VAL] = { 17, 12}, 650 [VCAP_ES0_ACT_PCP_A_VAL] = { 29, 3}, 651 [VCAP_ES0_ACT_DEI_A_VAL] = { 32, 1}, 652 [VCAP_ES0_ACT_VID_B_VAL] = { 33, 12}, 653 [VCAP_ES0_ACT_PCP_B_VAL] = { 45, 3}, 654 [VCAP_ES0_ACT_DEI_B_VAL] = { 48, 1}, 655 [VCAP_ES0_ACT_RSV] = { 49, 23}, 656 [VCAP_ES0_ACT_HIT_STICKY] = { 72, 1}, 657 }; 658 659 static const struct vcap_field vsc9959_vcap_is1_keys[] = { 660 [VCAP_IS1_HK_TYPE] = { 0, 1}, 661 [VCAP_IS1_HK_LOOKUP] = { 1, 2}, 662 [VCAP_IS1_HK_IGR_PORT_MASK] = { 3, 7}, 663 [VCAP_IS1_HK_RSV] = { 10, 9}, 664 [VCAP_IS1_HK_OAM_Y1731] = { 19, 1}, 665 [VCAP_IS1_HK_L2_MC] = { 20, 1}, 666 [VCAP_IS1_HK_L2_BC] = { 21, 1}, 667 [VCAP_IS1_HK_IP_MC] = { 22, 1}, 668 [VCAP_IS1_HK_VLAN_TAGGED] = { 23, 1}, 669 [VCAP_IS1_HK_VLAN_DBL_TAGGED] = { 24, 1}, 670 [VCAP_IS1_HK_TPID] = { 25, 1}, 671 [VCAP_IS1_HK_VID] = { 26, 12}, 672 [VCAP_IS1_HK_DEI] = { 38, 1}, 673 [VCAP_IS1_HK_PCP] = { 39, 3}, 674 /* Specific Fields for IS1 Half Key S1_NORMAL */ 675 [VCAP_IS1_HK_L2_SMAC] = { 42, 48}, 676 [VCAP_IS1_HK_ETYPE_LEN] = { 90, 1}, 677 [VCAP_IS1_HK_ETYPE] = { 91, 16}, 678 [VCAP_IS1_HK_IP_SNAP] = {107, 1}, 679 [VCAP_IS1_HK_IP4] = {108, 1}, 680 /* Layer-3 Information */ 681 [VCAP_IS1_HK_L3_FRAGMENT] = {109, 1}, 682 [VCAP_IS1_HK_L3_FRAG_OFS_GT0] = {110, 1}, 683 [VCAP_IS1_HK_L3_OPTIONS] = {111, 1}, 684 [VCAP_IS1_HK_L3_DSCP] = {112, 6}, 685 [VCAP_IS1_HK_L3_IP4_SIP] = {118, 32}, 686 /* Layer-4 Information */ 687 [VCAP_IS1_HK_TCP_UDP] = {150, 1}, 688 [VCAP_IS1_HK_TCP] = {151, 1}, 689 [VCAP_IS1_HK_L4_SPORT] = {152, 16}, 690 [VCAP_IS1_HK_L4_RNG] = {168, 8}, 691 /* Specific Fields for IS1 Half Key S1_5TUPLE_IP4 */ 692 [VCAP_IS1_HK_IP4_INNER_TPID] = { 42, 1}, 693 [VCAP_IS1_HK_IP4_INNER_VID] = { 43, 12}, 694 [VCAP_IS1_HK_IP4_INNER_DEI] = { 55, 1}, 695 [VCAP_IS1_HK_IP4_INNER_PCP] = { 56, 3}, 696 [VCAP_IS1_HK_IP4_IP4] = { 59, 1}, 697 [VCAP_IS1_HK_IP4_L3_FRAGMENT] = { 60, 1}, 698 [VCAP_IS1_HK_IP4_L3_FRAG_OFS_GT0] = { 61, 1}, 699 [VCAP_IS1_HK_IP4_L3_OPTIONS] = { 62, 1}, 700 [VCAP_IS1_HK_IP4_L3_DSCP] = { 63, 6}, 701 [VCAP_IS1_HK_IP4_L3_IP4_DIP] = { 69, 32}, 702 [VCAP_IS1_HK_IP4_L3_IP4_SIP] = {101, 32}, 703 [VCAP_IS1_HK_IP4_L3_PROTO] = {133, 8}, 704 [VCAP_IS1_HK_IP4_TCP_UDP] = {141, 1}, 705 [VCAP_IS1_HK_IP4_TCP] = {142, 1}, 706 [VCAP_IS1_HK_IP4_L4_RNG] = {143, 8}, 707 [VCAP_IS1_HK_IP4_IP_PAYLOAD_S1_5TUPLE] = {151, 32}, 708 }; 709 710 static const struct vcap_field vsc9959_vcap_is1_actions[] = { 711 [VCAP_IS1_ACT_DSCP_ENA] = { 0, 1}, 712 [VCAP_IS1_ACT_DSCP_VAL] = { 1, 6}, 713 [VCAP_IS1_ACT_QOS_ENA] = { 7, 1}, 714 [VCAP_IS1_ACT_QOS_VAL] = { 8, 3}, 715 [VCAP_IS1_ACT_DP_ENA] = { 11, 1}, 716 [VCAP_IS1_ACT_DP_VAL] = { 12, 1}, 717 [VCAP_IS1_ACT_PAG_OVERRIDE_MASK] = { 13, 8}, 718 [VCAP_IS1_ACT_PAG_VAL] = { 21, 8}, 719 [VCAP_IS1_ACT_RSV] = { 29, 9}, 720 /* The fields below are incorrectly shifted by 2 in the manual */ 721 [VCAP_IS1_ACT_VID_REPLACE_ENA] = { 38, 1}, 722 [VCAP_IS1_ACT_VID_ADD_VAL] = { 39, 12}, 723 [VCAP_IS1_ACT_FID_SEL] = { 51, 2}, 724 [VCAP_IS1_ACT_FID_VAL] = { 53, 13}, 725 [VCAP_IS1_ACT_PCP_DEI_ENA] = { 66, 1}, 726 [VCAP_IS1_ACT_PCP_VAL] = { 67, 3}, 727 [VCAP_IS1_ACT_DEI_VAL] = { 70, 1}, 728 [VCAP_IS1_ACT_VLAN_POP_CNT_ENA] = { 71, 1}, 729 [VCAP_IS1_ACT_VLAN_POP_CNT] = { 72, 2}, 730 [VCAP_IS1_ACT_CUSTOM_ACE_TYPE_ENA] = { 74, 4}, 731 [VCAP_IS1_ACT_HIT_STICKY] = { 78, 1}, 732 }; 733 734 static struct vcap_field vsc9959_vcap_is2_keys[] = { 735 /* Common: 41 bits */ 736 [VCAP_IS2_TYPE] = { 0, 4}, 737 [VCAP_IS2_HK_FIRST] = { 4, 1}, 738 [VCAP_IS2_HK_PAG] = { 5, 8}, 739 [VCAP_IS2_HK_IGR_PORT_MASK] = { 13, 7}, 740 [VCAP_IS2_HK_RSV2] = { 20, 1}, 741 [VCAP_IS2_HK_HOST_MATCH] = { 21, 1}, 742 [VCAP_IS2_HK_L2_MC] = { 22, 1}, 743 [VCAP_IS2_HK_L2_BC] = { 23, 1}, 744 [VCAP_IS2_HK_VLAN_TAGGED] = { 24, 1}, 745 [VCAP_IS2_HK_VID] = { 25, 12}, 746 [VCAP_IS2_HK_DEI] = { 37, 1}, 747 [VCAP_IS2_HK_PCP] = { 38, 3}, 748 /* MAC_ETYPE / MAC_LLC / MAC_SNAP / OAM common */ 749 [VCAP_IS2_HK_L2_DMAC] = { 41, 48}, 750 [VCAP_IS2_HK_L2_SMAC] = { 89, 48}, 751 /* MAC_ETYPE (TYPE=000) */ 752 [VCAP_IS2_HK_MAC_ETYPE_ETYPE] = {137, 16}, 753 [VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD0] = {153, 16}, 754 [VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD1] = {169, 8}, 755 [VCAP_IS2_HK_MAC_ETYPE_L2_PAYLOAD2] = {177, 3}, 756 /* MAC_LLC (TYPE=001) */ 757 [VCAP_IS2_HK_MAC_LLC_L2_LLC] = {137, 40}, 758 /* MAC_SNAP (TYPE=010) */ 759 [VCAP_IS2_HK_MAC_SNAP_L2_SNAP] = {137, 40}, 760 /* MAC_ARP (TYPE=011) */ 761 [VCAP_IS2_HK_MAC_ARP_SMAC] = { 41, 48}, 762 [VCAP_IS2_HK_MAC_ARP_ADDR_SPACE_OK] = { 89, 1}, 763 [VCAP_IS2_HK_MAC_ARP_PROTO_SPACE_OK] = { 90, 1}, 764 [VCAP_IS2_HK_MAC_ARP_LEN_OK] = { 91, 1}, 765 [VCAP_IS2_HK_MAC_ARP_TARGET_MATCH] = { 92, 1}, 766 [VCAP_IS2_HK_MAC_ARP_SENDER_MATCH] = { 93, 1}, 767 [VCAP_IS2_HK_MAC_ARP_OPCODE_UNKNOWN] = { 94, 1}, 768 [VCAP_IS2_HK_MAC_ARP_OPCODE] = { 95, 2}, 769 [VCAP_IS2_HK_MAC_ARP_L3_IP4_DIP] = { 97, 32}, 770 [VCAP_IS2_HK_MAC_ARP_L3_IP4_SIP] = {129, 32}, 771 [VCAP_IS2_HK_MAC_ARP_DIP_EQ_SIP] = {161, 1}, 772 /* IP4_TCP_UDP / IP4_OTHER common */ 773 [VCAP_IS2_HK_IP4] = { 41, 1}, 774 [VCAP_IS2_HK_L3_FRAGMENT] = { 42, 1}, 775 [VCAP_IS2_HK_L3_FRAG_OFS_GT0] = { 43, 1}, 776 [VCAP_IS2_HK_L3_OPTIONS] = { 44, 1}, 777 [VCAP_IS2_HK_IP4_L3_TTL_GT0] = { 45, 1}, 778 [VCAP_IS2_HK_L3_TOS] = { 46, 8}, 779 [VCAP_IS2_HK_L3_IP4_DIP] = { 54, 32}, 780 [VCAP_IS2_HK_L3_IP4_SIP] = { 86, 32}, 781 [VCAP_IS2_HK_DIP_EQ_SIP] = {118, 1}, 782 /* IP4_TCP_UDP (TYPE=100) */ 783 [VCAP_IS2_HK_TCP] = {119, 1}, 784 [VCAP_IS2_HK_L4_DPORT] = {120, 16}, 785 [VCAP_IS2_HK_L4_SPORT] = {136, 16}, 786 [VCAP_IS2_HK_L4_RNG] = {152, 8}, 787 [VCAP_IS2_HK_L4_SPORT_EQ_DPORT] = {160, 1}, 788 [VCAP_IS2_HK_L4_SEQUENCE_EQ0] = {161, 1}, 789 [VCAP_IS2_HK_L4_FIN] = {162, 1}, 790 [VCAP_IS2_HK_L4_SYN] = {163, 1}, 791 [VCAP_IS2_HK_L4_RST] = {164, 1}, 792 [VCAP_IS2_HK_L4_PSH] = {165, 1}, 793 [VCAP_IS2_HK_L4_ACK] = {166, 1}, 794 [VCAP_IS2_HK_L4_URG] = {167, 1}, 795 [VCAP_IS2_HK_L4_1588_DOM] = {168, 8}, 796 [VCAP_IS2_HK_L4_1588_VER] = {176, 4}, 797 /* IP4_OTHER (TYPE=101) */ 798 [VCAP_IS2_HK_IP4_L3_PROTO] = {119, 8}, 799 [VCAP_IS2_HK_L3_PAYLOAD] = {127, 56}, 800 /* IP6_STD (TYPE=110) */ 801 [VCAP_IS2_HK_IP6_L3_TTL_GT0] = { 41, 1}, 802 [VCAP_IS2_HK_L3_IP6_SIP] = { 42, 128}, 803 [VCAP_IS2_HK_IP6_L3_PROTO] = {170, 8}, 804 /* OAM (TYPE=111) */ 805 [VCAP_IS2_HK_OAM_MEL_FLAGS] = {137, 7}, 806 [VCAP_IS2_HK_OAM_VER] = {144, 5}, 807 [VCAP_IS2_HK_OAM_OPCODE] = {149, 8}, 808 [VCAP_IS2_HK_OAM_FLAGS] = {157, 8}, 809 [VCAP_IS2_HK_OAM_MEPID] = {165, 16}, 810 [VCAP_IS2_HK_OAM_CCM_CNTS_EQ0] = {181, 1}, 811 [VCAP_IS2_HK_OAM_IS_Y1731] = {182, 1}, 812 }; 813 814 static struct vcap_field vsc9959_vcap_is2_actions[] = { 815 [VCAP_IS2_ACT_HIT_ME_ONCE] = { 0, 1}, 816 [VCAP_IS2_ACT_CPU_COPY_ENA] = { 1, 1}, 817 [VCAP_IS2_ACT_CPU_QU_NUM] = { 2, 3}, 818 [VCAP_IS2_ACT_MASK_MODE] = { 5, 2}, 819 [VCAP_IS2_ACT_MIRROR_ENA] = { 7, 1}, 820 [VCAP_IS2_ACT_LRN_DIS] = { 8, 1}, 821 [VCAP_IS2_ACT_POLICE_ENA] = { 9, 1}, 822 [VCAP_IS2_ACT_POLICE_IDX] = { 10, 9}, 823 [VCAP_IS2_ACT_POLICE_VCAP_ONLY] = { 19, 1}, 824 [VCAP_IS2_ACT_PORT_MASK] = { 20, 6}, 825 [VCAP_IS2_ACT_REW_OP] = { 26, 9}, 826 [VCAP_IS2_ACT_SMAC_REPLACE_ENA] = { 35, 1}, 827 [VCAP_IS2_ACT_RSV] = { 36, 2}, 828 [VCAP_IS2_ACT_ACL_ID] = { 38, 6}, 829 [VCAP_IS2_ACT_HIT_CNT] = { 44, 32}, 830 }; 831 832 static struct vcap_props vsc9959_vcap_props[] = { 833 [VCAP_ES0] = { 834 .action_type_width = 0, 835 .action_table = { 836 [ES0_ACTION_TYPE_NORMAL] = { 837 .width = 72, /* HIT_STICKY not included */ 838 .count = 1, 839 }, 840 }, 841 .target = S0, 842 .keys = vsc9959_vcap_es0_keys, 843 .actions = vsc9959_vcap_es0_actions, 844 }, 845 [VCAP_IS1] = { 846 .action_type_width = 0, 847 .action_table = { 848 [IS1_ACTION_TYPE_NORMAL] = { 849 .width = 78, /* HIT_STICKY not included */ 850 .count = 4, 851 }, 852 }, 853 .target = S1, 854 .keys = vsc9959_vcap_is1_keys, 855 .actions = vsc9959_vcap_is1_actions, 856 }, 857 [VCAP_IS2] = { 858 .action_type_width = 1, 859 .action_table = { 860 [IS2_ACTION_TYPE_NORMAL] = { 861 .width = 44, 862 .count = 2 863 }, 864 [IS2_ACTION_TYPE_SMAC_SIP] = { 865 .width = 6, 866 .count = 4 867 }, 868 }, 869 .target = S2, 870 .keys = vsc9959_vcap_is2_keys, 871 .actions = vsc9959_vcap_is2_actions, 872 }, 873 }; 874 875 static const struct ptp_clock_info vsc9959_ptp_caps = { 876 .owner = THIS_MODULE, 877 .name = "felix ptp", 878 .max_adj = 0x7fffffff, 879 .n_alarm = 0, 880 .n_ext_ts = 0, 881 .n_per_out = OCELOT_PTP_PINS_NUM, 882 .n_pins = OCELOT_PTP_PINS_NUM, 883 .pps = 0, 884 .gettime64 = ocelot_ptp_gettime64, 885 .settime64 = ocelot_ptp_settime64, 886 .adjtime = ocelot_ptp_adjtime, 887 .adjfine = ocelot_ptp_adjfine, 888 .verify = ocelot_ptp_verify, 889 .enable = ocelot_ptp_enable, 890 }; 891 892 #define VSC9959_INIT_TIMEOUT 50000 893 #define VSC9959_GCB_RST_SLEEP 100 894 #define VSC9959_SYS_RAMINIT_SLEEP 80 895 896 static int vsc9959_gcb_soft_rst_status(struct ocelot *ocelot) 897 { 898 int val; 899 900 ocelot_field_read(ocelot, GCB_SOFT_RST_SWC_RST, &val); 901 902 return val; 903 } 904 905 static int vsc9959_sys_ram_init_status(struct ocelot *ocelot) 906 { 907 return ocelot_read(ocelot, SYS_RAM_INIT); 908 } 909 910 /* CORE_ENA is in SYS:SYSTEM:RESET_CFG 911 * RAM_INIT is in SYS:RAM_CTRL:RAM_INIT 912 */ 913 static int vsc9959_reset(struct ocelot *ocelot) 914 { 915 int val, err; 916 917 /* soft-reset the switch core */ 918 ocelot_field_write(ocelot, GCB_SOFT_RST_SWC_RST, 1); 919 920 err = readx_poll_timeout(vsc9959_gcb_soft_rst_status, ocelot, val, !val, 921 VSC9959_GCB_RST_SLEEP, VSC9959_INIT_TIMEOUT); 922 if (err) { 923 dev_err(ocelot->dev, "timeout: switch core reset\n"); 924 return err; 925 } 926 927 /* initialize switch mem ~40us */ 928 ocelot_write(ocelot, SYS_RAM_INIT_RAM_INIT, SYS_RAM_INIT); 929 err = readx_poll_timeout(vsc9959_sys_ram_init_status, ocelot, val, !val, 930 VSC9959_SYS_RAMINIT_SLEEP, 931 VSC9959_INIT_TIMEOUT); 932 if (err) { 933 dev_err(ocelot->dev, "timeout: switch sram init\n"); 934 return err; 935 } 936 937 /* enable switch core */ 938 ocelot_field_write(ocelot, SYS_RESET_CFG_CORE_ENA, 1); 939 940 return 0; 941 } 942 943 static void vsc9959_phylink_validate(struct ocelot *ocelot, int port, 944 unsigned long *supported, 945 struct phylink_link_state *state) 946 { 947 struct ocelot_port *ocelot_port = ocelot->ports[port]; 948 __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, }; 949 950 if (state->interface != PHY_INTERFACE_MODE_NA && 951 state->interface != ocelot_port->phy_mode) { 952 linkmode_zero(supported); 953 return; 954 } 955 956 phylink_set_port_modes(mask); 957 phylink_set(mask, Autoneg); 958 phylink_set(mask, Pause); 959 phylink_set(mask, Asym_Pause); 960 phylink_set(mask, 10baseT_Half); 961 phylink_set(mask, 10baseT_Full); 962 phylink_set(mask, 100baseT_Half); 963 phylink_set(mask, 100baseT_Full); 964 phylink_set(mask, 1000baseT_Half); 965 phylink_set(mask, 1000baseT_Full); 966 967 if (state->interface == PHY_INTERFACE_MODE_INTERNAL || 968 state->interface == PHY_INTERFACE_MODE_2500BASEX || 969 state->interface == PHY_INTERFACE_MODE_USXGMII) { 970 phylink_set(mask, 2500baseT_Full); 971 phylink_set(mask, 2500baseX_Full); 972 } 973 974 linkmode_and(supported, supported, mask); 975 linkmode_and(state->advertising, state->advertising, mask); 976 } 977 978 static int vsc9959_prevalidate_phy_mode(struct ocelot *ocelot, int port, 979 phy_interface_t phy_mode) 980 { 981 switch (phy_mode) { 982 case PHY_INTERFACE_MODE_INTERNAL: 983 if (port != 4 && port != 5) 984 return -ENOTSUPP; 985 return 0; 986 case PHY_INTERFACE_MODE_SGMII: 987 case PHY_INTERFACE_MODE_QSGMII: 988 case PHY_INTERFACE_MODE_USXGMII: 989 case PHY_INTERFACE_MODE_2500BASEX: 990 /* Not supported on internal to-CPU ports */ 991 if (port == 4 || port == 5) 992 return -ENOTSUPP; 993 return 0; 994 default: 995 return -ENOTSUPP; 996 } 997 } 998 999 /* Watermark encode 1000 * Bit 8: Unit; 0:1, 1:16 1001 * Bit 7-0: Value to be multiplied with unit 1002 */ 1003 static u16 vsc9959_wm_enc(u16 value) 1004 { 1005 WARN_ON(value >= 16 * BIT(8)); 1006 1007 if (value >= BIT(8)) 1008 return BIT(8) | (value / 16); 1009 1010 return value; 1011 } 1012 1013 static u16 vsc9959_wm_dec(u16 wm) 1014 { 1015 WARN_ON(wm & ~GENMASK(8, 0)); 1016 1017 if (wm & BIT(8)) 1018 return (wm & GENMASK(7, 0)) * 16; 1019 1020 return wm; 1021 } 1022 1023 static void vsc9959_wm_stat(u32 val, u32 *inuse, u32 *maxuse) 1024 { 1025 *inuse = (val & GENMASK(23, 12)) >> 12; 1026 *maxuse = val & GENMASK(11, 0); 1027 } 1028 1029 static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) 1030 { 1031 struct felix *felix = ocelot_to_felix(ocelot); 1032 struct enetc_mdio_priv *mdio_priv; 1033 struct device *dev = ocelot->dev; 1034 void __iomem *imdio_regs; 1035 struct resource res; 1036 struct enetc_hw *hw; 1037 struct mii_bus *bus; 1038 int port; 1039 int rc; 1040 1041 felix->pcs = devm_kcalloc(dev, felix->info->num_ports, 1042 sizeof(struct phylink_pcs *), 1043 GFP_KERNEL); 1044 if (!felix->pcs) { 1045 dev_err(dev, "failed to allocate array for PCS PHYs\n"); 1046 return -ENOMEM; 1047 } 1048 1049 memcpy(&res, felix->info->imdio_res, sizeof(res)); 1050 res.flags = IORESOURCE_MEM; 1051 res.start += felix->imdio_base; 1052 res.end += felix->imdio_base; 1053 1054 imdio_regs = devm_ioremap_resource(dev, &res); 1055 if (IS_ERR(imdio_regs)) 1056 return PTR_ERR(imdio_regs); 1057 1058 hw = enetc_hw_alloc(dev, imdio_regs); 1059 if (IS_ERR(hw)) { 1060 dev_err(dev, "failed to allocate ENETC HW structure\n"); 1061 return PTR_ERR(hw); 1062 } 1063 1064 bus = devm_mdiobus_alloc_size(dev, sizeof(*mdio_priv)); 1065 if (!bus) 1066 return -ENOMEM; 1067 1068 bus->name = "VSC9959 internal MDIO bus"; 1069 bus->read = enetc_mdio_read; 1070 bus->write = enetc_mdio_write; 1071 bus->parent = dev; 1072 mdio_priv = bus->priv; 1073 mdio_priv->hw = hw; 1074 /* This gets added to imdio_regs, which already maps addresses 1075 * starting with the proper offset. 1076 */ 1077 mdio_priv->mdio_base = 0; 1078 snprintf(bus->id, MII_BUS_ID_SIZE, "%s-imdio", dev_name(dev)); 1079 1080 /* Needed in order to initialize the bus mutex lock */ 1081 rc = mdiobus_register(bus); 1082 if (rc < 0) { 1083 dev_err(dev, "failed to register MDIO bus\n"); 1084 return rc; 1085 } 1086 1087 felix->imdio = bus; 1088 1089 for (port = 0; port < felix->info->num_ports; port++) { 1090 struct ocelot_port *ocelot_port = ocelot->ports[port]; 1091 struct phylink_pcs *phylink_pcs; 1092 struct mdio_device *mdio_device; 1093 1094 if (dsa_is_unused_port(felix->ds, port)) 1095 continue; 1096 1097 if (ocelot_port->phy_mode == PHY_INTERFACE_MODE_INTERNAL) 1098 continue; 1099 1100 mdio_device = mdio_device_create(felix->imdio, port); 1101 if (IS_ERR(mdio_device)) 1102 continue; 1103 1104 phylink_pcs = lynx_pcs_create(mdio_device); 1105 if (!phylink_pcs) { 1106 mdio_device_free(mdio_device); 1107 continue; 1108 } 1109 1110 felix->pcs[port] = phylink_pcs; 1111 1112 dev_info(dev, "Found PCS at internal MDIO address %d\n", port); 1113 } 1114 1115 return 0; 1116 } 1117 1118 static void vsc9959_mdio_bus_free(struct ocelot *ocelot) 1119 { 1120 struct felix *felix = ocelot_to_felix(ocelot); 1121 int port; 1122 1123 for (port = 0; port < ocelot->num_phys_ports; port++) { 1124 struct phylink_pcs *phylink_pcs = felix->pcs[port]; 1125 struct mdio_device *mdio_device; 1126 1127 if (!phylink_pcs) 1128 continue; 1129 1130 mdio_device = lynx_get_mdio_device(phylink_pcs); 1131 mdio_device_free(mdio_device); 1132 lynx_pcs_destroy(phylink_pcs); 1133 } 1134 mdiobus_unregister(felix->imdio); 1135 } 1136 1137 static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port, 1138 u32 speed) 1139 { 1140 u8 tas_speed; 1141 1142 switch (speed) { 1143 case SPEED_10: 1144 tas_speed = OCELOT_SPEED_10; 1145 break; 1146 case SPEED_100: 1147 tas_speed = OCELOT_SPEED_100; 1148 break; 1149 case SPEED_1000: 1150 tas_speed = OCELOT_SPEED_1000; 1151 break; 1152 case SPEED_2500: 1153 tas_speed = OCELOT_SPEED_2500; 1154 break; 1155 default: 1156 tas_speed = OCELOT_SPEED_1000; 1157 break; 1158 } 1159 1160 ocelot_rmw_rix(ocelot, 1161 QSYS_TAG_CONFIG_LINK_SPEED(tas_speed), 1162 QSYS_TAG_CONFIG_LINK_SPEED_M, 1163 QSYS_TAG_CONFIG, port); 1164 } 1165 1166 static void vsc9959_new_base_time(struct ocelot *ocelot, ktime_t base_time, 1167 u64 cycle_time, 1168 struct timespec64 *new_base_ts) 1169 { 1170 struct timespec64 ts; 1171 ktime_t new_base_time; 1172 ktime_t current_time; 1173 1174 ocelot_ptp_gettime64(&ocelot->ptp_info, &ts); 1175 current_time = timespec64_to_ktime(ts); 1176 new_base_time = base_time; 1177 1178 if (base_time < current_time) { 1179 u64 nr_of_cycles = current_time - base_time; 1180 1181 do_div(nr_of_cycles, cycle_time); 1182 new_base_time += cycle_time * (nr_of_cycles + 1); 1183 } 1184 1185 *new_base_ts = ktime_to_timespec64(new_base_time); 1186 } 1187 1188 static u32 vsc9959_tas_read_cfg_status(struct ocelot *ocelot) 1189 { 1190 return ocelot_read(ocelot, QSYS_TAS_PARAM_CFG_CTRL); 1191 } 1192 1193 static void vsc9959_tas_gcl_set(struct ocelot *ocelot, const u32 gcl_ix, 1194 struct tc_taprio_sched_entry *entry) 1195 { 1196 ocelot_write(ocelot, 1197 QSYS_GCL_CFG_REG_1_GCL_ENTRY_NUM(gcl_ix) | 1198 QSYS_GCL_CFG_REG_1_GATE_STATE(entry->gate_mask), 1199 QSYS_GCL_CFG_REG_1); 1200 ocelot_write(ocelot, entry->interval, QSYS_GCL_CFG_REG_2); 1201 } 1202 1203 static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port, 1204 struct tc_taprio_qopt_offload *taprio) 1205 { 1206 struct timespec64 base_ts; 1207 int ret, i; 1208 u32 val; 1209 1210 if (!taprio->enable) { 1211 ocelot_rmw_rix(ocelot, 1212 QSYS_TAG_CONFIG_INIT_GATE_STATE(0xFF), 1213 QSYS_TAG_CONFIG_ENABLE | 1214 QSYS_TAG_CONFIG_INIT_GATE_STATE_M, 1215 QSYS_TAG_CONFIG, port); 1216 1217 return 0; 1218 } 1219 1220 if (taprio->cycle_time > NSEC_PER_SEC || 1221 taprio->cycle_time_extension >= NSEC_PER_SEC) 1222 return -EINVAL; 1223 1224 if (taprio->num_entries > VSC9959_TAS_GCL_ENTRY_MAX) 1225 return -ERANGE; 1226 1227 /* Enable guard band. The switch will schedule frames without taking 1228 * their length into account. Thus we'll always need to enable the 1229 * guard band which reserves the time of a maximum sized frame at the 1230 * end of the time window. 1231 * 1232 * Although the ALWAYS_GUARD_BAND_SCH_Q bit is global for all ports, we 1233 * need to set PORT_NUM, because subsequent writes to PARAM_CFG_REG_n 1234 * operate on the port number. 1235 */ 1236 ocelot_rmw(ocelot, QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM(port) | 1237 QSYS_TAS_PARAM_CFG_CTRL_ALWAYS_GUARD_BAND_SCH_Q, 1238 QSYS_TAS_PARAM_CFG_CTRL_PORT_NUM_M | 1239 QSYS_TAS_PARAM_CFG_CTRL_ALWAYS_GUARD_BAND_SCH_Q, 1240 QSYS_TAS_PARAM_CFG_CTRL); 1241 1242 /* Hardware errata - Admin config could not be overwritten if 1243 * config is pending, need reset the TAS module 1244 */ 1245 val = ocelot_read(ocelot, QSYS_PARAM_STATUS_REG_8); 1246 if (val & QSYS_PARAM_STATUS_REG_8_CONFIG_PENDING) 1247 return -EBUSY; 1248 1249 ocelot_rmw_rix(ocelot, 1250 QSYS_TAG_CONFIG_ENABLE | 1251 QSYS_TAG_CONFIG_INIT_GATE_STATE(0xFF) | 1252 QSYS_TAG_CONFIG_SCH_TRAFFIC_QUEUES(0xFF), 1253 QSYS_TAG_CONFIG_ENABLE | 1254 QSYS_TAG_CONFIG_INIT_GATE_STATE_M | 1255 QSYS_TAG_CONFIG_SCH_TRAFFIC_QUEUES_M, 1256 QSYS_TAG_CONFIG, port); 1257 1258 vsc9959_new_base_time(ocelot, taprio->base_time, 1259 taprio->cycle_time, &base_ts); 1260 ocelot_write(ocelot, base_ts.tv_nsec, QSYS_PARAM_CFG_REG_1); 1261 ocelot_write(ocelot, lower_32_bits(base_ts.tv_sec), QSYS_PARAM_CFG_REG_2); 1262 val = upper_32_bits(base_ts.tv_sec); 1263 ocelot_write(ocelot, 1264 QSYS_PARAM_CFG_REG_3_BASE_TIME_SEC_MSB(val) | 1265 QSYS_PARAM_CFG_REG_3_LIST_LENGTH(taprio->num_entries), 1266 QSYS_PARAM_CFG_REG_3); 1267 ocelot_write(ocelot, taprio->cycle_time, QSYS_PARAM_CFG_REG_4); 1268 ocelot_write(ocelot, taprio->cycle_time_extension, QSYS_PARAM_CFG_REG_5); 1269 1270 for (i = 0; i < taprio->num_entries; i++) 1271 vsc9959_tas_gcl_set(ocelot, i, &taprio->entries[i]); 1272 1273 ocelot_rmw(ocelot, QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE, 1274 QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE, 1275 QSYS_TAS_PARAM_CFG_CTRL); 1276 1277 ret = readx_poll_timeout(vsc9959_tas_read_cfg_status, ocelot, val, 1278 !(val & QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE), 1279 10, 100000); 1280 1281 return ret; 1282 } 1283 1284 static int vsc9959_qos_port_cbs_set(struct dsa_switch *ds, int port, 1285 struct tc_cbs_qopt_offload *cbs_qopt) 1286 { 1287 struct ocelot *ocelot = ds->priv; 1288 int port_ix = port * 8 + cbs_qopt->queue; 1289 u32 rate, burst; 1290 1291 if (cbs_qopt->queue >= ds->num_tx_queues) 1292 return -EINVAL; 1293 1294 if (!cbs_qopt->enable) { 1295 ocelot_write_gix(ocelot, QSYS_CIR_CFG_CIR_RATE(0) | 1296 QSYS_CIR_CFG_CIR_BURST(0), 1297 QSYS_CIR_CFG, port_ix); 1298 1299 ocelot_rmw_gix(ocelot, 0, QSYS_SE_CFG_SE_AVB_ENA, 1300 QSYS_SE_CFG, port_ix); 1301 1302 return 0; 1303 } 1304 1305 /* Rate unit is 100 kbps */ 1306 rate = DIV_ROUND_UP(cbs_qopt->idleslope, 100); 1307 /* Avoid using zero rate */ 1308 rate = clamp_t(u32, rate, 1, GENMASK(14, 0)); 1309 /* Burst unit is 4kB */ 1310 burst = DIV_ROUND_UP(cbs_qopt->hicredit, 4096); 1311 /* Avoid using zero burst size */ 1312 burst = clamp_t(u32, burst, 1, GENMASK(5, 0)); 1313 ocelot_write_gix(ocelot, 1314 QSYS_CIR_CFG_CIR_RATE(rate) | 1315 QSYS_CIR_CFG_CIR_BURST(burst), 1316 QSYS_CIR_CFG, 1317 port_ix); 1318 1319 ocelot_rmw_gix(ocelot, 1320 QSYS_SE_CFG_SE_FRM_MODE(0) | 1321 QSYS_SE_CFG_SE_AVB_ENA, 1322 QSYS_SE_CFG_SE_AVB_ENA | 1323 QSYS_SE_CFG_SE_FRM_MODE_M, 1324 QSYS_SE_CFG, 1325 port_ix); 1326 1327 return 0; 1328 } 1329 1330 static int vsc9959_port_setup_tc(struct dsa_switch *ds, int port, 1331 enum tc_setup_type type, 1332 void *type_data) 1333 { 1334 struct ocelot *ocelot = ds->priv; 1335 1336 switch (type) { 1337 case TC_SETUP_QDISC_TAPRIO: 1338 return vsc9959_qos_port_tas_set(ocelot, port, type_data); 1339 case TC_SETUP_QDISC_CBS: 1340 return vsc9959_qos_port_cbs_set(ds, port, type_data); 1341 default: 1342 return -EOPNOTSUPP; 1343 } 1344 } 1345 1346 #define VSC9959_PSFP_SFID_MAX 175 1347 #define VSC9959_PSFP_GATE_ID_MAX 183 1348 #define VSC9959_PSFP_POLICER_BASE 63 1349 #define VSC9959_PSFP_POLICER_MAX 383 1350 #define VSC9959_PSFP_GATE_LIST_NUM 4 1351 #define VSC9959_PSFP_GATE_CYCLETIME_MIN 5000 1352 1353 struct felix_stream { 1354 struct list_head list; 1355 unsigned long id; 1356 bool dummy; 1357 int ports; 1358 int port; 1359 u8 dmac[ETH_ALEN]; 1360 u16 vid; 1361 s8 prio; 1362 u8 sfid_valid; 1363 u8 ssid_valid; 1364 u32 sfid; 1365 u32 ssid; 1366 }; 1367 1368 struct felix_stream_filter { 1369 struct list_head list; 1370 refcount_t refcount; 1371 u32 index; 1372 u8 enable; 1373 int portmask; 1374 u8 sg_valid; 1375 u32 sgid; 1376 u8 fm_valid; 1377 u32 fmid; 1378 u8 prio_valid; 1379 u8 prio; 1380 u32 maxsdu; 1381 }; 1382 1383 struct felix_stream_filter_counters { 1384 u32 match; 1385 u32 not_pass_gate; 1386 u32 not_pass_sdu; 1387 u32 red; 1388 }; 1389 1390 struct felix_stream_gate { 1391 u32 index; 1392 u8 enable; 1393 u8 ipv_valid; 1394 u8 init_ipv; 1395 u64 basetime; 1396 u64 cycletime; 1397 u64 cycletime_ext; 1398 u32 num_entries; 1399 struct action_gate_entry entries[]; 1400 }; 1401 1402 struct felix_stream_gate_entry { 1403 struct list_head list; 1404 refcount_t refcount; 1405 u32 index; 1406 }; 1407 1408 static int vsc9959_stream_identify(struct flow_cls_offload *f, 1409 struct felix_stream *stream) 1410 { 1411 struct flow_rule *rule = flow_cls_offload_flow_rule(f); 1412 struct flow_dissector *dissector = rule->match.dissector; 1413 1414 if (dissector->used_keys & 1415 ~(BIT(FLOW_DISSECTOR_KEY_CONTROL) | 1416 BIT(FLOW_DISSECTOR_KEY_BASIC) | 1417 BIT(FLOW_DISSECTOR_KEY_VLAN) | 1418 BIT(FLOW_DISSECTOR_KEY_ETH_ADDRS))) 1419 return -EOPNOTSUPP; 1420 1421 if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) { 1422 struct flow_match_eth_addrs match; 1423 1424 flow_rule_match_eth_addrs(rule, &match); 1425 ether_addr_copy(stream->dmac, match.key->dst); 1426 if (!is_zero_ether_addr(match.mask->src)) 1427 return -EOPNOTSUPP; 1428 } else { 1429 return -EOPNOTSUPP; 1430 } 1431 1432 if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_VLAN)) { 1433 struct flow_match_vlan match; 1434 1435 flow_rule_match_vlan(rule, &match); 1436 if (match.mask->vlan_priority) 1437 stream->prio = match.key->vlan_priority; 1438 else 1439 stream->prio = -1; 1440 1441 if (!match.mask->vlan_id) 1442 return -EOPNOTSUPP; 1443 stream->vid = match.key->vlan_id; 1444 } else { 1445 return -EOPNOTSUPP; 1446 } 1447 1448 stream->id = f->cookie; 1449 1450 return 0; 1451 } 1452 1453 static int vsc9959_mact_stream_set(struct ocelot *ocelot, 1454 struct felix_stream *stream, 1455 struct netlink_ext_ack *extack) 1456 { 1457 enum macaccess_entry_type type; 1458 int ret, sfid, ssid; 1459 u32 vid, dst_idx; 1460 u8 mac[ETH_ALEN]; 1461 1462 ether_addr_copy(mac, stream->dmac); 1463 vid = stream->vid; 1464 1465 /* Stream identification desn't support to add a stream with non 1466 * existent MAC (The MAC entry has not been learned in MAC table). 1467 */ 1468 ret = ocelot_mact_lookup(ocelot, &dst_idx, mac, vid, &type); 1469 if (ret) { 1470 if (extack) 1471 NL_SET_ERR_MSG_MOD(extack, "Stream is not learned in MAC table"); 1472 return -EOPNOTSUPP; 1473 } 1474 1475 if ((stream->sfid_valid || stream->ssid_valid) && 1476 type == ENTRYTYPE_NORMAL) 1477 type = ENTRYTYPE_LOCKED; 1478 1479 sfid = stream->sfid_valid ? stream->sfid : -1; 1480 ssid = stream->ssid_valid ? stream->ssid : -1; 1481 1482 ret = ocelot_mact_learn_streamdata(ocelot, dst_idx, mac, vid, type, 1483 sfid, ssid); 1484 1485 return ret; 1486 } 1487 1488 static struct felix_stream * 1489 vsc9959_stream_table_lookup(struct list_head *stream_list, 1490 struct felix_stream *stream) 1491 { 1492 struct felix_stream *tmp; 1493 1494 list_for_each_entry(tmp, stream_list, list) 1495 if (ether_addr_equal(tmp->dmac, stream->dmac) && 1496 tmp->vid == stream->vid) 1497 return tmp; 1498 1499 return NULL; 1500 } 1501 1502 static int vsc9959_stream_table_add(struct ocelot *ocelot, 1503 struct list_head *stream_list, 1504 struct felix_stream *stream, 1505 struct netlink_ext_ack *extack) 1506 { 1507 struct felix_stream *stream_entry; 1508 int ret; 1509 1510 stream_entry = kmemdup(stream, sizeof(*stream_entry), GFP_KERNEL); 1511 if (!stream_entry) 1512 return -ENOMEM; 1513 1514 if (!stream->dummy) { 1515 ret = vsc9959_mact_stream_set(ocelot, stream_entry, extack); 1516 if (ret) { 1517 kfree(stream_entry); 1518 return ret; 1519 } 1520 } 1521 1522 list_add_tail(&stream_entry->list, stream_list); 1523 1524 return 0; 1525 } 1526 1527 static struct felix_stream * 1528 vsc9959_stream_table_get(struct list_head *stream_list, unsigned long id) 1529 { 1530 struct felix_stream *tmp; 1531 1532 list_for_each_entry(tmp, stream_list, list) 1533 if (tmp->id == id) 1534 return tmp; 1535 1536 return NULL; 1537 } 1538 1539 static void vsc9959_stream_table_del(struct ocelot *ocelot, 1540 struct felix_stream *stream) 1541 { 1542 if (!stream->dummy) 1543 vsc9959_mact_stream_set(ocelot, stream, NULL); 1544 1545 list_del(&stream->list); 1546 kfree(stream); 1547 } 1548 1549 static u32 vsc9959_sfi_access_status(struct ocelot *ocelot) 1550 { 1551 return ocelot_read(ocelot, ANA_TABLES_SFIDACCESS); 1552 } 1553 1554 static int vsc9959_psfp_sfi_set(struct ocelot *ocelot, 1555 struct felix_stream_filter *sfi) 1556 { 1557 u32 val; 1558 1559 if (sfi->index > VSC9959_PSFP_SFID_MAX) 1560 return -EINVAL; 1561 1562 if (!sfi->enable) { 1563 ocelot_write(ocelot, ANA_TABLES_SFIDTIDX_SFID_INDEX(sfi->index), 1564 ANA_TABLES_SFIDTIDX); 1565 1566 val = ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(SFIDACCESS_CMD_WRITE); 1567 ocelot_write(ocelot, val, ANA_TABLES_SFIDACCESS); 1568 1569 return readx_poll_timeout(vsc9959_sfi_access_status, ocelot, val, 1570 (!ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(val)), 1571 10, 100000); 1572 } 1573 1574 if (sfi->sgid > VSC9959_PSFP_GATE_ID_MAX || 1575 sfi->fmid > VSC9959_PSFP_POLICER_MAX) 1576 return -EINVAL; 1577 1578 ocelot_write(ocelot, 1579 (sfi->sg_valid ? ANA_TABLES_SFIDTIDX_SGID_VALID : 0) | 1580 ANA_TABLES_SFIDTIDX_SGID(sfi->sgid) | 1581 (sfi->fm_valid ? ANA_TABLES_SFIDTIDX_POL_ENA : 0) | 1582 ANA_TABLES_SFIDTIDX_POL_IDX(sfi->fmid) | 1583 ANA_TABLES_SFIDTIDX_SFID_INDEX(sfi->index), 1584 ANA_TABLES_SFIDTIDX); 1585 1586 ocelot_write(ocelot, 1587 (sfi->prio_valid ? ANA_TABLES_SFIDACCESS_IGR_PRIO_MATCH_ENA : 0) | 1588 ANA_TABLES_SFIDACCESS_IGR_PRIO(sfi->prio) | 1589 ANA_TABLES_SFIDACCESS_MAX_SDU_LEN(sfi->maxsdu) | 1590 ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(SFIDACCESS_CMD_WRITE), 1591 ANA_TABLES_SFIDACCESS); 1592 1593 return readx_poll_timeout(vsc9959_sfi_access_status, ocelot, val, 1594 (!ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(val)), 1595 10, 100000); 1596 } 1597 1598 static int vsc9959_psfp_sfidmask_set(struct ocelot *ocelot, u32 sfid, int ports) 1599 { 1600 u32 val; 1601 1602 ocelot_rmw(ocelot, 1603 ANA_TABLES_SFIDTIDX_SFID_INDEX(sfid), 1604 ANA_TABLES_SFIDTIDX_SFID_INDEX_M, 1605 ANA_TABLES_SFIDTIDX); 1606 1607 ocelot_write(ocelot, 1608 ANA_TABLES_SFID_MASK_IGR_PORT_MASK(ports) | 1609 ANA_TABLES_SFID_MASK_IGR_SRCPORT_MATCH_ENA, 1610 ANA_TABLES_SFID_MASK); 1611 1612 ocelot_rmw(ocelot, 1613 ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(SFIDACCESS_CMD_WRITE), 1614 ANA_TABLES_SFIDACCESS_SFID_TBL_CMD_M, 1615 ANA_TABLES_SFIDACCESS); 1616 1617 return readx_poll_timeout(vsc9959_sfi_access_status, ocelot, val, 1618 (!ANA_TABLES_SFIDACCESS_SFID_TBL_CMD(val)), 1619 10, 100000); 1620 } 1621 1622 static int vsc9959_psfp_sfi_list_add(struct ocelot *ocelot, 1623 struct felix_stream_filter *sfi, 1624 struct list_head *pos) 1625 { 1626 struct felix_stream_filter *sfi_entry; 1627 int ret; 1628 1629 sfi_entry = kmemdup(sfi, sizeof(*sfi_entry), GFP_KERNEL); 1630 if (!sfi_entry) 1631 return -ENOMEM; 1632 1633 refcount_set(&sfi_entry->refcount, 1); 1634 1635 ret = vsc9959_psfp_sfi_set(ocelot, sfi_entry); 1636 if (ret) { 1637 kfree(sfi_entry); 1638 return ret; 1639 } 1640 1641 vsc9959_psfp_sfidmask_set(ocelot, sfi->index, sfi->portmask); 1642 1643 list_add(&sfi_entry->list, pos); 1644 1645 return 0; 1646 } 1647 1648 static int vsc9959_psfp_sfi_table_add(struct ocelot *ocelot, 1649 struct felix_stream_filter *sfi) 1650 { 1651 struct list_head *pos, *q, *last; 1652 struct felix_stream_filter *tmp; 1653 struct ocelot_psfp_list *psfp; 1654 u32 insert = 0; 1655 1656 psfp = &ocelot->psfp; 1657 last = &psfp->sfi_list; 1658 1659 list_for_each_safe(pos, q, &psfp->sfi_list) { 1660 tmp = list_entry(pos, struct felix_stream_filter, list); 1661 if (sfi->sg_valid == tmp->sg_valid && 1662 sfi->fm_valid == tmp->fm_valid && 1663 sfi->portmask == tmp->portmask && 1664 tmp->sgid == sfi->sgid && 1665 tmp->fmid == sfi->fmid) { 1666 sfi->index = tmp->index; 1667 refcount_inc(&tmp->refcount); 1668 return 0; 1669 } 1670 /* Make sure that the index is increasing in order. */ 1671 if (tmp->index == insert) { 1672 last = pos; 1673 insert++; 1674 } 1675 } 1676 sfi->index = insert; 1677 1678 return vsc9959_psfp_sfi_list_add(ocelot, sfi, last); 1679 } 1680 1681 static int vsc9959_psfp_sfi_table_add2(struct ocelot *ocelot, 1682 struct felix_stream_filter *sfi, 1683 struct felix_stream_filter *sfi2) 1684 { 1685 struct felix_stream_filter *tmp; 1686 struct list_head *pos, *q, *last; 1687 struct ocelot_psfp_list *psfp; 1688 u32 insert = 0; 1689 int ret; 1690 1691 psfp = &ocelot->psfp; 1692 last = &psfp->sfi_list; 1693 1694 list_for_each_safe(pos, q, &psfp->sfi_list) { 1695 tmp = list_entry(pos, struct felix_stream_filter, list); 1696 /* Make sure that the index is increasing in order. */ 1697 if (tmp->index >= insert + 2) 1698 break; 1699 1700 insert = tmp->index + 1; 1701 last = pos; 1702 } 1703 sfi->index = insert; 1704 1705 ret = vsc9959_psfp_sfi_list_add(ocelot, sfi, last); 1706 if (ret) 1707 return ret; 1708 1709 sfi2->index = insert + 1; 1710 1711 return vsc9959_psfp_sfi_list_add(ocelot, sfi2, last->next); 1712 } 1713 1714 static struct felix_stream_filter * 1715 vsc9959_psfp_sfi_table_get(struct list_head *sfi_list, u32 index) 1716 { 1717 struct felix_stream_filter *tmp; 1718 1719 list_for_each_entry(tmp, sfi_list, list) 1720 if (tmp->index == index) 1721 return tmp; 1722 1723 return NULL; 1724 } 1725 1726 static void vsc9959_psfp_sfi_table_del(struct ocelot *ocelot, u32 index) 1727 { 1728 struct felix_stream_filter *tmp, *n; 1729 struct ocelot_psfp_list *psfp; 1730 u8 z; 1731 1732 psfp = &ocelot->psfp; 1733 1734 list_for_each_entry_safe(tmp, n, &psfp->sfi_list, list) 1735 if (tmp->index == index) { 1736 z = refcount_dec_and_test(&tmp->refcount); 1737 if (z) { 1738 tmp->enable = 0; 1739 vsc9959_psfp_sfi_set(ocelot, tmp); 1740 list_del(&tmp->list); 1741 kfree(tmp); 1742 } 1743 break; 1744 } 1745 } 1746 1747 static void vsc9959_psfp_parse_gate(const struct flow_action_entry *entry, 1748 struct felix_stream_gate *sgi) 1749 { 1750 sgi->index = entry->hw_index; 1751 sgi->ipv_valid = (entry->gate.prio < 0) ? 0 : 1; 1752 sgi->init_ipv = (sgi->ipv_valid) ? entry->gate.prio : 0; 1753 sgi->basetime = entry->gate.basetime; 1754 sgi->cycletime = entry->gate.cycletime; 1755 sgi->num_entries = entry->gate.num_entries; 1756 sgi->enable = 1; 1757 1758 memcpy(sgi->entries, entry->gate.entries, 1759 entry->gate.num_entries * sizeof(struct action_gate_entry)); 1760 } 1761 1762 static u32 vsc9959_sgi_cfg_status(struct ocelot *ocelot) 1763 { 1764 return ocelot_read(ocelot, ANA_SG_ACCESS_CTRL); 1765 } 1766 1767 static int vsc9959_psfp_sgi_set(struct ocelot *ocelot, 1768 struct felix_stream_gate *sgi) 1769 { 1770 struct action_gate_entry *e; 1771 struct timespec64 base_ts; 1772 u32 interval_sum = 0; 1773 u32 val; 1774 int i; 1775 1776 if (sgi->index > VSC9959_PSFP_GATE_ID_MAX) 1777 return -EINVAL; 1778 1779 ocelot_write(ocelot, ANA_SG_ACCESS_CTRL_SGID(sgi->index), 1780 ANA_SG_ACCESS_CTRL); 1781 1782 if (!sgi->enable) { 1783 ocelot_rmw(ocelot, ANA_SG_CONFIG_REG_3_INIT_GATE_STATE, 1784 ANA_SG_CONFIG_REG_3_INIT_GATE_STATE | 1785 ANA_SG_CONFIG_REG_3_GATE_ENABLE, 1786 ANA_SG_CONFIG_REG_3); 1787 1788 return 0; 1789 } 1790 1791 if (sgi->cycletime < VSC9959_PSFP_GATE_CYCLETIME_MIN || 1792 sgi->cycletime > NSEC_PER_SEC) 1793 return -EINVAL; 1794 1795 if (sgi->num_entries > VSC9959_PSFP_GATE_LIST_NUM) 1796 return -EINVAL; 1797 1798 vsc9959_new_base_time(ocelot, sgi->basetime, sgi->cycletime, &base_ts); 1799 ocelot_write(ocelot, base_ts.tv_nsec, ANA_SG_CONFIG_REG_1); 1800 val = lower_32_bits(base_ts.tv_sec); 1801 ocelot_write(ocelot, val, ANA_SG_CONFIG_REG_2); 1802 1803 val = upper_32_bits(base_ts.tv_sec); 1804 ocelot_write(ocelot, 1805 (sgi->ipv_valid ? ANA_SG_CONFIG_REG_3_IPV_VALID : 0) | 1806 ANA_SG_CONFIG_REG_3_INIT_IPV(sgi->init_ipv) | 1807 ANA_SG_CONFIG_REG_3_GATE_ENABLE | 1808 ANA_SG_CONFIG_REG_3_LIST_LENGTH(sgi->num_entries) | 1809 ANA_SG_CONFIG_REG_3_INIT_GATE_STATE | 1810 ANA_SG_CONFIG_REG_3_BASE_TIME_SEC_MSB(val), 1811 ANA_SG_CONFIG_REG_3); 1812 1813 ocelot_write(ocelot, sgi->cycletime, ANA_SG_CONFIG_REG_4); 1814 1815 e = sgi->entries; 1816 for (i = 0; i < sgi->num_entries; i++) { 1817 u32 ips = (e[i].ipv < 0) ? 0 : (e[i].ipv + 8); 1818 1819 ocelot_write_rix(ocelot, ANA_SG_GCL_GS_CONFIG_IPS(ips) | 1820 (e[i].gate_state ? 1821 ANA_SG_GCL_GS_CONFIG_GATE_STATE : 0), 1822 ANA_SG_GCL_GS_CONFIG, i); 1823 1824 interval_sum += e[i].interval; 1825 ocelot_write_rix(ocelot, interval_sum, ANA_SG_GCL_TI_CONFIG, i); 1826 } 1827 1828 ocelot_rmw(ocelot, ANA_SG_ACCESS_CTRL_CONFIG_CHANGE, 1829 ANA_SG_ACCESS_CTRL_CONFIG_CHANGE, 1830 ANA_SG_ACCESS_CTRL); 1831 1832 return readx_poll_timeout(vsc9959_sgi_cfg_status, ocelot, val, 1833 (!(ANA_SG_ACCESS_CTRL_CONFIG_CHANGE & val)), 1834 10, 100000); 1835 } 1836 1837 static int vsc9959_psfp_sgi_table_add(struct ocelot *ocelot, 1838 struct felix_stream_gate *sgi) 1839 { 1840 struct felix_stream_gate_entry *tmp; 1841 struct ocelot_psfp_list *psfp; 1842 int ret; 1843 1844 psfp = &ocelot->psfp; 1845 1846 list_for_each_entry(tmp, &psfp->sgi_list, list) 1847 if (tmp->index == sgi->index) { 1848 refcount_inc(&tmp->refcount); 1849 return 0; 1850 } 1851 1852 tmp = kzalloc(sizeof(*tmp), GFP_KERNEL); 1853 if (!tmp) 1854 return -ENOMEM; 1855 1856 ret = vsc9959_psfp_sgi_set(ocelot, sgi); 1857 if (ret) { 1858 kfree(tmp); 1859 return ret; 1860 } 1861 1862 tmp->index = sgi->index; 1863 refcount_set(&tmp->refcount, 1); 1864 list_add_tail(&tmp->list, &psfp->sgi_list); 1865 1866 return 0; 1867 } 1868 1869 static void vsc9959_psfp_sgi_table_del(struct ocelot *ocelot, 1870 u32 index) 1871 { 1872 struct felix_stream_gate_entry *tmp, *n; 1873 struct felix_stream_gate sgi = {0}; 1874 struct ocelot_psfp_list *psfp; 1875 u8 z; 1876 1877 psfp = &ocelot->psfp; 1878 1879 list_for_each_entry_safe(tmp, n, &psfp->sgi_list, list) 1880 if (tmp->index == index) { 1881 z = refcount_dec_and_test(&tmp->refcount); 1882 if (z) { 1883 sgi.index = index; 1884 sgi.enable = 0; 1885 vsc9959_psfp_sgi_set(ocelot, &sgi); 1886 list_del(&tmp->list); 1887 kfree(tmp); 1888 } 1889 break; 1890 } 1891 } 1892 1893 static void vsc9959_psfp_counters_get(struct ocelot *ocelot, u32 index, 1894 struct felix_stream_filter_counters *counters) 1895 { 1896 ocelot_rmw(ocelot, SYS_STAT_CFG_STAT_VIEW(index), 1897 SYS_STAT_CFG_STAT_VIEW_M, 1898 SYS_STAT_CFG); 1899 1900 counters->match = ocelot_read_gix(ocelot, SYS_CNT, 0x200); 1901 counters->not_pass_gate = ocelot_read_gix(ocelot, SYS_CNT, 0x201); 1902 counters->not_pass_sdu = ocelot_read_gix(ocelot, SYS_CNT, 0x202); 1903 counters->red = ocelot_read_gix(ocelot, SYS_CNT, 0x203); 1904 1905 /* Clear the PSFP counter. */ 1906 ocelot_write(ocelot, 1907 SYS_STAT_CFG_STAT_VIEW(index) | 1908 SYS_STAT_CFG_STAT_CLEAR_SHOT(0x10), 1909 SYS_STAT_CFG); 1910 } 1911 1912 static int vsc9959_psfp_filter_add(struct ocelot *ocelot, int port, 1913 struct flow_cls_offload *f) 1914 { 1915 struct netlink_ext_ack *extack = f->common.extack; 1916 struct felix_stream_filter old_sfi, *sfi_entry; 1917 struct felix_stream_filter sfi = {0}; 1918 const struct flow_action_entry *a; 1919 struct felix_stream *stream_entry; 1920 struct felix_stream stream = {0}; 1921 struct felix_stream_gate *sgi; 1922 struct ocelot_psfp_list *psfp; 1923 struct ocelot_policer pol; 1924 int ret, i, size; 1925 u64 rate, burst; 1926 u32 index; 1927 1928 psfp = &ocelot->psfp; 1929 1930 ret = vsc9959_stream_identify(f, &stream); 1931 if (ret) { 1932 NL_SET_ERR_MSG_MOD(extack, "Only can match on VID, PCP, and dest MAC"); 1933 return ret; 1934 } 1935 1936 flow_action_for_each(i, a, &f->rule->action) { 1937 switch (a->id) { 1938 case FLOW_ACTION_GATE: 1939 size = struct_size(sgi, entries, a->gate.num_entries); 1940 sgi = kzalloc(size, GFP_KERNEL); 1941 vsc9959_psfp_parse_gate(a, sgi); 1942 ret = vsc9959_psfp_sgi_table_add(ocelot, sgi); 1943 if (ret) { 1944 kfree(sgi); 1945 goto err; 1946 } 1947 sfi.sg_valid = 1; 1948 sfi.sgid = sgi->index; 1949 kfree(sgi); 1950 break; 1951 case FLOW_ACTION_POLICE: 1952 index = a->hw_index + VSC9959_PSFP_POLICER_BASE; 1953 if (index > VSC9959_PSFP_POLICER_MAX) { 1954 ret = -EINVAL; 1955 goto err; 1956 } 1957 1958 rate = a->police.rate_bytes_ps; 1959 burst = rate * PSCHED_NS2TICKS(a->police.burst); 1960 pol = (struct ocelot_policer) { 1961 .burst = div_u64(burst, PSCHED_TICKS_PER_SEC), 1962 .rate = div_u64(rate, 1000) * 8, 1963 }; 1964 ret = ocelot_vcap_policer_add(ocelot, index, &pol); 1965 if (ret) 1966 goto err; 1967 1968 sfi.fm_valid = 1; 1969 sfi.fmid = index; 1970 sfi.maxsdu = a->police.mtu; 1971 break; 1972 default: 1973 return -EOPNOTSUPP; 1974 } 1975 } 1976 1977 stream.ports = BIT(port); 1978 stream.port = port; 1979 1980 sfi.portmask = stream.ports; 1981 sfi.prio_valid = (stream.prio < 0 ? 0 : 1); 1982 sfi.prio = (sfi.prio_valid ? stream.prio : 0); 1983 sfi.enable = 1; 1984 1985 /* Check if stream is set. */ 1986 stream_entry = vsc9959_stream_table_lookup(&psfp->stream_list, &stream); 1987 if (stream_entry) { 1988 if (stream_entry->ports & BIT(port)) { 1989 NL_SET_ERR_MSG_MOD(extack, 1990 "The stream is added on this port"); 1991 ret = -EEXIST; 1992 goto err; 1993 } 1994 1995 if (stream_entry->ports != BIT(stream_entry->port)) { 1996 NL_SET_ERR_MSG_MOD(extack, 1997 "The stream is added on two ports"); 1998 ret = -EEXIST; 1999 goto err; 2000 } 2001 2002 stream_entry->ports |= BIT(port); 2003 stream.ports = stream_entry->ports; 2004 2005 sfi_entry = vsc9959_psfp_sfi_table_get(&psfp->sfi_list, 2006 stream_entry->sfid); 2007 memcpy(&old_sfi, sfi_entry, sizeof(old_sfi)); 2008 2009 vsc9959_psfp_sfi_table_del(ocelot, stream_entry->sfid); 2010 2011 old_sfi.portmask = stream_entry->ports; 2012 sfi.portmask = stream.ports; 2013 2014 if (stream_entry->port > port) { 2015 ret = vsc9959_psfp_sfi_table_add2(ocelot, &sfi, 2016 &old_sfi); 2017 stream_entry->dummy = true; 2018 } else { 2019 ret = vsc9959_psfp_sfi_table_add2(ocelot, &old_sfi, 2020 &sfi); 2021 stream.dummy = true; 2022 } 2023 if (ret) 2024 goto err; 2025 2026 stream_entry->sfid = old_sfi.index; 2027 } else { 2028 ret = vsc9959_psfp_sfi_table_add(ocelot, &sfi); 2029 if (ret) 2030 goto err; 2031 } 2032 2033 stream.sfid = sfi.index; 2034 stream.sfid_valid = 1; 2035 ret = vsc9959_stream_table_add(ocelot, &psfp->stream_list, 2036 &stream, extack); 2037 if (ret) { 2038 vsc9959_psfp_sfi_table_del(ocelot, stream.sfid); 2039 goto err; 2040 } 2041 2042 return 0; 2043 2044 err: 2045 if (sfi.sg_valid) 2046 vsc9959_psfp_sgi_table_del(ocelot, sfi.sgid); 2047 2048 if (sfi.fm_valid) 2049 ocelot_vcap_policer_del(ocelot, sfi.fmid); 2050 2051 return ret; 2052 } 2053 2054 static int vsc9959_psfp_filter_del(struct ocelot *ocelot, 2055 struct flow_cls_offload *f) 2056 { 2057 struct felix_stream *stream, tmp, *stream_entry; 2058 static struct felix_stream_filter *sfi; 2059 struct ocelot_psfp_list *psfp; 2060 2061 psfp = &ocelot->psfp; 2062 2063 stream = vsc9959_stream_table_get(&psfp->stream_list, f->cookie); 2064 if (!stream) 2065 return -ENOMEM; 2066 2067 sfi = vsc9959_psfp_sfi_table_get(&psfp->sfi_list, stream->sfid); 2068 if (!sfi) 2069 return -ENOMEM; 2070 2071 if (sfi->sg_valid) 2072 vsc9959_psfp_sgi_table_del(ocelot, sfi->sgid); 2073 2074 if (sfi->fm_valid) 2075 ocelot_vcap_policer_del(ocelot, sfi->fmid); 2076 2077 vsc9959_psfp_sfi_table_del(ocelot, stream->sfid); 2078 2079 memcpy(&tmp, stream, sizeof(tmp)); 2080 2081 stream->sfid_valid = 0; 2082 vsc9959_stream_table_del(ocelot, stream); 2083 2084 stream_entry = vsc9959_stream_table_lookup(&psfp->stream_list, &tmp); 2085 if (stream_entry) { 2086 stream_entry->ports = BIT(stream_entry->port); 2087 if (stream_entry->dummy) { 2088 stream_entry->dummy = false; 2089 vsc9959_mact_stream_set(ocelot, stream_entry, NULL); 2090 } 2091 vsc9959_psfp_sfidmask_set(ocelot, stream_entry->sfid, 2092 stream_entry->ports); 2093 } 2094 2095 return 0; 2096 } 2097 2098 static int vsc9959_psfp_stats_get(struct ocelot *ocelot, 2099 struct flow_cls_offload *f, 2100 struct flow_stats *stats) 2101 { 2102 struct felix_stream_filter_counters counters; 2103 struct ocelot_psfp_list *psfp; 2104 struct felix_stream *stream; 2105 2106 psfp = &ocelot->psfp; 2107 stream = vsc9959_stream_table_get(&psfp->stream_list, f->cookie); 2108 if (!stream) 2109 return -ENOMEM; 2110 2111 vsc9959_psfp_counters_get(ocelot, stream->sfid, &counters); 2112 2113 stats->pkts = counters.match; 2114 stats->drops = counters.not_pass_gate + counters.not_pass_sdu + 2115 counters.red; 2116 2117 return 0; 2118 } 2119 2120 static void vsc9959_psfp_init(struct ocelot *ocelot) 2121 { 2122 struct ocelot_psfp_list *psfp = &ocelot->psfp; 2123 2124 INIT_LIST_HEAD(&psfp->stream_list); 2125 INIT_LIST_HEAD(&psfp->sfi_list); 2126 INIT_LIST_HEAD(&psfp->sgi_list); 2127 } 2128 2129 /* When using cut-through forwarding and the egress port runs at a higher data 2130 * rate than the ingress port, the packet currently under transmission would 2131 * suffer an underrun since it would be transmitted faster than it is received. 2132 * The Felix switch implementation of cut-through forwarding does not check in 2133 * hardware whether this condition is satisfied or not, so we must restrict the 2134 * list of ports that have cut-through forwarding enabled on egress to only be 2135 * the ports operating at the lowest link speed within their respective 2136 * forwarding domain. 2137 */ 2138 static void vsc9959_cut_through_fwd(struct ocelot *ocelot) 2139 { 2140 struct felix *felix = ocelot_to_felix(ocelot); 2141 struct dsa_switch *ds = felix->ds; 2142 int port, other_port; 2143 2144 lockdep_assert_held(&ocelot->fwd_domain_lock); 2145 2146 for (port = 0; port < ocelot->num_phys_ports; port++) { 2147 struct ocelot_port *ocelot_port = ocelot->ports[port]; 2148 int min_speed = ocelot_port->speed; 2149 unsigned long mask = 0; 2150 u32 tmp, val = 0; 2151 2152 /* Disable cut-through on ports that are down */ 2153 if (ocelot_port->speed <= 0) 2154 goto set; 2155 2156 if (dsa_is_cpu_port(ds, port)) { 2157 /* Ocelot switches forward from the NPI port towards 2158 * any port, regardless of it being in the NPI port's 2159 * forwarding domain or not. 2160 */ 2161 mask = dsa_user_ports(ds); 2162 } else { 2163 mask = ocelot_get_bridge_fwd_mask(ocelot, port); 2164 mask &= ~BIT(port); 2165 if (ocelot->npi >= 0) 2166 mask |= BIT(ocelot->npi); 2167 else 2168 mask |= ocelot_get_dsa_8021q_cpu_mask(ocelot); 2169 } 2170 2171 /* Calculate the minimum link speed, among the ports that are 2172 * up, of this source port's forwarding domain. 2173 */ 2174 for_each_set_bit(other_port, &mask, ocelot->num_phys_ports) { 2175 struct ocelot_port *other_ocelot_port; 2176 2177 other_ocelot_port = ocelot->ports[other_port]; 2178 if (other_ocelot_port->speed <= 0) 2179 continue; 2180 2181 if (min_speed > other_ocelot_port->speed) 2182 min_speed = other_ocelot_port->speed; 2183 } 2184 2185 /* Enable cut-through forwarding for all traffic classes. */ 2186 if (ocelot_port->speed == min_speed) 2187 val = GENMASK(7, 0); 2188 2189 set: 2190 tmp = ocelot_read_rix(ocelot, ANA_CUT_THRU_CFG, port); 2191 if (tmp == val) 2192 continue; 2193 2194 dev_dbg(ocelot->dev, 2195 "port %d fwd mask 0x%lx speed %d min_speed %d, %s cut-through forwarding\n", 2196 port, mask, ocelot_port->speed, min_speed, 2197 val ? "enabling" : "disabling"); 2198 2199 ocelot_write_rix(ocelot, val, ANA_CUT_THRU_CFG, port); 2200 } 2201 } 2202 2203 static const struct ocelot_ops vsc9959_ops = { 2204 .reset = vsc9959_reset, 2205 .wm_enc = vsc9959_wm_enc, 2206 .wm_dec = vsc9959_wm_dec, 2207 .wm_stat = vsc9959_wm_stat, 2208 .port_to_netdev = felix_port_to_netdev, 2209 .netdev_to_port = felix_netdev_to_port, 2210 .psfp_init = vsc9959_psfp_init, 2211 .psfp_filter_add = vsc9959_psfp_filter_add, 2212 .psfp_filter_del = vsc9959_psfp_filter_del, 2213 .psfp_stats_get = vsc9959_psfp_stats_get, 2214 .cut_through_fwd = vsc9959_cut_through_fwd, 2215 }; 2216 2217 static const struct felix_info felix_info_vsc9959 = { 2218 .target_io_res = vsc9959_target_io_res, 2219 .port_io_res = vsc9959_port_io_res, 2220 .imdio_res = &vsc9959_imdio_res, 2221 .regfields = vsc9959_regfields, 2222 .map = vsc9959_regmap, 2223 .ops = &vsc9959_ops, 2224 .stats_layout = vsc9959_stats_layout, 2225 .num_stats = ARRAY_SIZE(vsc9959_stats_layout), 2226 .vcap = vsc9959_vcap_props, 2227 .vcap_pol_base = VSC9959_VCAP_POLICER_BASE, 2228 .vcap_pol_max = VSC9959_VCAP_POLICER_MAX, 2229 .vcap_pol_base2 = 0, 2230 .vcap_pol_max2 = 0, 2231 .num_mact_rows = 2048, 2232 .num_ports = 6, 2233 .num_tx_queues = OCELOT_NUM_TC, 2234 .quirk_no_xtr_irq = true, 2235 .ptp_caps = &vsc9959_ptp_caps, 2236 .mdio_bus_alloc = vsc9959_mdio_bus_alloc, 2237 .mdio_bus_free = vsc9959_mdio_bus_free, 2238 .phylink_validate = vsc9959_phylink_validate, 2239 .prevalidate_phy_mode = vsc9959_prevalidate_phy_mode, 2240 .port_setup_tc = vsc9959_port_setup_tc, 2241 .port_sched_speed_set = vsc9959_sched_speed_set, 2242 .init_regmap = ocelot_regmap_init, 2243 }; 2244 2245 static irqreturn_t felix_irq_handler(int irq, void *data) 2246 { 2247 struct ocelot *ocelot = (struct ocelot *)data; 2248 2249 /* The INTB interrupt is used for both PTP TX timestamp interrupt 2250 * and preemption status change interrupt on each port. 2251 * 2252 * - Get txtstamp if have 2253 * - TODO: handle preemption. Without handling it, driver may get 2254 * interrupt storm. 2255 */ 2256 2257 ocelot_get_txtstamp(ocelot); 2258 2259 return IRQ_HANDLED; 2260 } 2261 2262 static int felix_pci_probe(struct pci_dev *pdev, 2263 const struct pci_device_id *id) 2264 { 2265 struct dsa_switch *ds; 2266 struct ocelot *ocelot; 2267 struct felix *felix; 2268 int err; 2269 2270 if (pdev->dev.of_node && !of_device_is_available(pdev->dev.of_node)) { 2271 dev_info(&pdev->dev, "device is disabled, skipping\n"); 2272 return -ENODEV; 2273 } 2274 2275 err = pci_enable_device(pdev); 2276 if (err) { 2277 dev_err(&pdev->dev, "device enable failed\n"); 2278 goto err_pci_enable; 2279 } 2280 2281 felix = kzalloc(sizeof(struct felix), GFP_KERNEL); 2282 if (!felix) { 2283 err = -ENOMEM; 2284 dev_err(&pdev->dev, "Failed to allocate driver memory\n"); 2285 goto err_alloc_felix; 2286 } 2287 2288 pci_set_drvdata(pdev, felix); 2289 ocelot = &felix->ocelot; 2290 ocelot->dev = &pdev->dev; 2291 ocelot->num_flooding_pgids = OCELOT_NUM_TC; 2292 felix->info = &felix_info_vsc9959; 2293 felix->switch_base = pci_resource_start(pdev, VSC9959_SWITCH_PCI_BAR); 2294 felix->imdio_base = pci_resource_start(pdev, VSC9959_IMDIO_PCI_BAR); 2295 2296 pci_set_master(pdev); 2297 2298 err = devm_request_threaded_irq(&pdev->dev, pdev->irq, NULL, 2299 &felix_irq_handler, IRQF_ONESHOT, 2300 "felix-intb", ocelot); 2301 if (err) { 2302 dev_err(&pdev->dev, "Failed to request irq\n"); 2303 goto err_alloc_irq; 2304 } 2305 2306 ocelot->ptp = 1; 2307 2308 ds = kzalloc(sizeof(struct dsa_switch), GFP_KERNEL); 2309 if (!ds) { 2310 err = -ENOMEM; 2311 dev_err(&pdev->dev, "Failed to allocate DSA switch\n"); 2312 goto err_alloc_ds; 2313 } 2314 2315 ds->dev = &pdev->dev; 2316 ds->num_ports = felix->info->num_ports; 2317 ds->num_tx_queues = felix->info->num_tx_queues; 2318 ds->ops = &felix_switch_ops; 2319 ds->priv = ocelot; 2320 felix->ds = ds; 2321 felix->tag_proto = DSA_TAG_PROTO_OCELOT; 2322 2323 err = dsa_register_switch(ds); 2324 if (err) { 2325 dev_err(&pdev->dev, "Failed to register DSA switch: %d\n", err); 2326 goto err_register_ds; 2327 } 2328 2329 return 0; 2330 2331 err_register_ds: 2332 kfree(ds); 2333 err_alloc_ds: 2334 err_alloc_irq: 2335 kfree(felix); 2336 err_alloc_felix: 2337 pci_disable_device(pdev); 2338 err_pci_enable: 2339 return err; 2340 } 2341 2342 static void felix_pci_remove(struct pci_dev *pdev) 2343 { 2344 struct felix *felix = pci_get_drvdata(pdev); 2345 2346 if (!felix) 2347 return; 2348 2349 dsa_unregister_switch(felix->ds); 2350 2351 kfree(felix->ds); 2352 kfree(felix); 2353 2354 pci_disable_device(pdev); 2355 2356 pci_set_drvdata(pdev, NULL); 2357 } 2358 2359 static void felix_pci_shutdown(struct pci_dev *pdev) 2360 { 2361 struct felix *felix = pci_get_drvdata(pdev); 2362 2363 if (!felix) 2364 return; 2365 2366 dsa_switch_shutdown(felix->ds); 2367 2368 pci_set_drvdata(pdev, NULL); 2369 } 2370 2371 static struct pci_device_id felix_ids[] = { 2372 { 2373 /* NXP LS1028A */ 2374 PCI_DEVICE(PCI_VENDOR_ID_FREESCALE, 0xEEF0), 2375 }, 2376 { 0, } 2377 }; 2378 MODULE_DEVICE_TABLE(pci, felix_ids); 2379 2380 static struct pci_driver felix_vsc9959_pci_driver = { 2381 .name = "mscc_felix", 2382 .id_table = felix_ids, 2383 .probe = felix_pci_probe, 2384 .remove = felix_pci_remove, 2385 .shutdown = felix_pci_shutdown, 2386 }; 2387 module_pci_driver(felix_vsc9959_pci_driver); 2388 2389 MODULE_DESCRIPTION("Felix Switch driver"); 2390 MODULE_LICENSE("GPL v2"); 2391