1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ 2 /* Copyright 2017-2019 NXP */ 3 4 #include <linux/bitops.h> 5 6 /* ENETC device IDs */ 7 #define ENETC_DEV_ID_PF 0xe100 8 #define ENETC_DEV_ID_VF 0xef00 9 #define ENETC_DEV_ID_PTP 0xee02 10 11 /* ENETC register block BAR */ 12 #define ENETC_BAR_REGS 0 13 14 /** SI regs, offset: 0h */ 15 #define ENETC_SIMR 0 16 #define ENETC_SIMR_EN BIT(31) 17 #define ENETC_SIMR_RSSE BIT(0) 18 #define ENETC_SICTR0 0x18 19 #define ENETC_SICTR1 0x1c 20 #define ENETC_SIPCAPR0 0x20 21 #define ENETC_SIPCAPR0_QBV BIT(4) 22 #define ENETC_SIPCAPR0_RSS BIT(8) 23 #define ENETC_SIPCAPR1 0x24 24 #define ENETC_SITGTGR 0x30 25 #define ENETC_SIRBGCR 0x38 26 /* cache attribute registers for transactions initiated by ENETC */ 27 #define ENETC_SICAR0 0x40 28 #define ENETC_SICAR1 0x44 29 #define ENETC_SICAR2 0x48 30 /* rd snoop, no alloc 31 * wr snoop, no alloc, partial cache line update for BDs and full cache line 32 * update for data 33 */ 34 #define ENETC_SICAR_RD_COHERENT 0x2b2b0000 35 #define ENETC_SICAR_WR_COHERENT 0x00006727 36 #define ENETC_SICAR_MSI 0x00300030 /* rd/wr device, no snoop, no alloc */ 37 38 #define ENETC_SIPMAR0 0x80 39 #define ENETC_SIPMAR1 0x84 40 41 /* VF-PF Message passing */ 42 #define ENETC_DEFAULT_MSG_SIZE 1024 /* and max size */ 43 /* msg size encoding: default and max msg value of 1024B encoded as 0 */ 44 static inline u32 enetc_vsi_set_msize(u32 size) 45 { 46 return size < ENETC_DEFAULT_MSG_SIZE ? size >> 5 : 0; 47 } 48 49 #define ENETC_PSIMSGRR 0x204 50 #define ENETC_PSIMSGRR_MR_MASK GENMASK(2, 1) 51 #define ENETC_PSIMSGRR_MR(n) BIT((n) + 1) /* n = VSI index */ 52 #define ENETC_PSIVMSGRCVAR0(n) (0x210 + (n) * 0x8) /* n = VSI index */ 53 #define ENETC_PSIVMSGRCVAR1(n) (0x214 + (n) * 0x8) 54 55 #define ENETC_VSIMSGSR 0x204 /* RO */ 56 #define ENETC_VSIMSGSR_MB BIT(0) 57 #define ENETC_VSIMSGSR_MS BIT(1) 58 #define ENETC_VSIMSGSNDAR0 0x210 59 #define ENETC_VSIMSGSNDAR1 0x214 60 61 #define ENETC_SIMSGSR_SET_MC(val) ((val) << 16) 62 #define ENETC_SIMSGSR_GET_MC(val) ((val) >> 16) 63 64 /* SI statistics */ 65 #define ENETC_SIROCT 0x300 66 #define ENETC_SIRFRM 0x308 67 #define ENETC_SIRUCA 0x310 68 #define ENETC_SIRMCA 0x318 69 #define ENETC_SITOCT 0x320 70 #define ENETC_SITFRM 0x328 71 #define ENETC_SITUCA 0x330 72 #define ENETC_SITMCA 0x338 73 #define ENETC_RBDCR(n) (0x8180 + (n) * 0x200) 74 75 /* Control BDR regs */ 76 #define ENETC_SICBDRMR 0x800 77 #define ENETC_SICBDRSR 0x804 /* RO */ 78 #define ENETC_SICBDRBAR0 0x810 79 #define ENETC_SICBDRBAR1 0x814 80 #define ENETC_SICBDRPIR 0x818 81 #define ENETC_SICBDRCIR 0x81c 82 #define ENETC_SICBDRLENR 0x820 83 84 #define ENETC_SICAPR0 0x900 85 #define ENETC_SICAPR1 0x904 86 87 #define ENETC_PSIIER 0xa00 88 #define ENETC_PSIIER_MR_MASK GENMASK(2, 1) 89 #define ENETC_PSIIDR 0xa08 90 #define ENETC_SITXIDR 0xa18 91 #define ENETC_SIRXIDR 0xa28 92 #define ENETC_SIMSIVR 0xa30 93 94 #define ENETC_SIMSITRV(n) (0xB00 + (n) * 0x4) 95 #define ENETC_SIMSIRRV(n) (0xB80 + (n) * 0x4) 96 97 #define ENETC_SIUEFDCR 0xe28 98 99 #define ENETC_SIRFSCAPR 0x1200 100 #define ENETC_SIRFSCAPR_GET_NUM_RFS(val) ((val) & 0x7f) 101 #define ENETC_SIRSSCAPR 0x1600 102 #define ENETC_SIRSSCAPR_GET_NUM_RSS(val) (BIT((val) & 0xf) * 32) 103 104 /** SI BDR sub-blocks, n = 0..7 */ 105 enum enetc_bdr_type {TX, RX}; 106 #define ENETC_BDR_OFF(i) ((i) * 0x200) 107 #define ENETC_BDR(t, i, r) (0x8000 + (t) * 0x100 + ENETC_BDR_OFF(i) + (r)) 108 /* RX BDR reg offsets */ 109 #define ENETC_RBMR 0 110 #define ENETC_RBMR_BDS BIT(2) 111 #define ENETC_RBMR_VTE BIT(5) 112 #define ENETC_RBMR_EN BIT(31) 113 #define ENETC_RBSR 0x4 114 #define ENETC_RBBSR 0x8 115 #define ENETC_RBCIR 0xc 116 #define ENETC_RBBAR0 0x10 117 #define ENETC_RBBAR1 0x14 118 #define ENETC_RBPIR 0x18 119 #define ENETC_RBLENR 0x20 120 #define ENETC_RBIER 0xa0 121 #define ENETC_RBIER_RXTIE BIT(0) 122 #define ENETC_RBIDR 0xa4 123 #define ENETC_RBICIR0 0xa8 124 #define ENETC_RBICIR0_ICEN BIT(31) 125 126 /* TX BDR reg offsets */ 127 #define ENETC_TBMR 0 128 #define ENETC_TBSR_BUSY BIT(0) 129 #define ENETC_TBMR_VIH BIT(9) 130 #define ENETC_TBMR_PRIO_MASK GENMASK(2, 0) 131 #define ENETC_TBMR_SET_PRIO(val) ((val) & ENETC_TBMR_PRIO_MASK) 132 #define ENETC_TBMR_EN BIT(31) 133 #define ENETC_TBSR 0x4 134 #define ENETC_TBBAR0 0x10 135 #define ENETC_TBBAR1 0x14 136 #define ENETC_TBPIR 0x18 137 #define ENETC_TBCIR 0x1c 138 #define ENETC_TBCIR_IDX_MASK 0xffff 139 #define ENETC_TBLENR 0x20 140 #define ENETC_TBIER 0xa0 141 #define ENETC_TBIER_TXTIE BIT(0) 142 #define ENETC_TBIDR 0xa4 143 #define ENETC_TBICIR0 0xa8 144 #define ENETC_TBICIR0_ICEN BIT(31) 145 146 #define ENETC_RTBLENR_LEN(n) ((n) & ~0x7) 147 148 /* Port regs, offset: 1_0000h */ 149 #define ENETC_PORT_BASE 0x10000 150 #define ENETC_PMR 0x0000 151 #define ENETC_PMR_EN GENMASK(18, 16) 152 #define ENETC_PMR_PSPEED_MASK GENMASK(11, 8) 153 #define ENETC_PMR_PSPEED_10M 0 154 #define ENETC_PMR_PSPEED_100M BIT(8) 155 #define ENETC_PMR_PSPEED_1000M BIT(9) 156 #define ENETC_PMR_PSPEED_2500M BIT(10) 157 #define ENETC_PSR 0x0004 /* RO */ 158 #define ENETC_PSIPMR 0x0018 159 #define ENETC_PSIPMR_SET_UP(n) BIT(n) /* n = SI index */ 160 #define ENETC_PSIPMR_SET_MP(n) BIT((n) + 16) 161 #define ENETC_PSIPVMR 0x001c 162 #define ENETC_VLAN_PROMISC_MAP_ALL 0x7 163 #define ENETC_PSIPVMR_SET_VP(simap) ((simap) & 0x7) 164 #define ENETC_PSIPVMR_SET_VUTA(simap) (((simap) & 0x7) << 16) 165 #define ENETC_PSIPMAR0(n) (0x0100 + (n) * 0x8) /* n = SI index */ 166 #define ENETC_PSIPMAR1(n) (0x0104 + (n) * 0x8) 167 #define ENETC_PVCLCTR 0x0208 168 #define ENETC_VLAN_TYPE_C BIT(0) 169 #define ENETC_VLAN_TYPE_S BIT(1) 170 #define ENETC_PVCLCTR_OVTPIDL(bmp) ((bmp) & 0xff) /* VLAN_TYPE */ 171 #define ENETC_PSIVLANR(n) (0x0240 + (n) * 4) /* n = SI index */ 172 #define ENETC_PSIVLAN_EN BIT(31) 173 #define ENETC_PSIVLAN_SET_QOS(val) ((u32)(val) << 12) 174 #define ENETC_PTXMBAR 0x0608 175 #define ENETC_PCAPR0 0x0900 176 #define ENETC_PCAPR0_RXBDR(val) ((val) >> 24) 177 #define ENETC_PCAPR0_TXBDR(val) (((val) >> 16) & 0xff) 178 #define ENETC_PCAPR1 0x0904 179 #define ENETC_PSICFGR0(n) (0x0940 + (n) * 0xc) /* n = SI index */ 180 #define ENETC_PSICFGR0_SET_TXBDR(val) ((val) & 0xff) 181 #define ENETC_PSICFGR0_SET_RXBDR(val) (((val) & 0xff) << 16) 182 #define ENETC_PSICFGR0_VTE BIT(12) 183 #define ENETC_PSICFGR0_SIVIE BIT(14) 184 #define ENETC_PSICFGR0_ASE BIT(15) 185 #define ENETC_PSICFGR0_SIVC(bmp) (((bmp) & 0xff) << 24) /* VLAN_TYPE */ 186 187 #define ENETC_PTCCBSR0(n) (0x1110 + (n) * 8) /* n = 0 to 7*/ 188 #define ENETC_CBSE BIT(31) 189 #define ENETC_CBS_BW_MASK GENMASK(6, 0) 190 #define ENETC_PTCCBSR1(n) (0x1114 + (n) * 8) /* n = 0 to 7*/ 191 #define ENETC_RSSHASH_KEY_SIZE 40 192 #define ENETC_PRSSK(n) (0x1410 + (n) * 4) /* n = [0..9] */ 193 #define ENETC_PSIVLANFMR 0x1700 194 #define ENETC_PSIVLANFMR_VS BIT(0) 195 #define ENETC_PRFSMR 0x1800 196 #define ENETC_PRFSMR_RFSE BIT(31) 197 #define ENETC_PRFSCAPR 0x1804 198 #define ENETC_PRFSCAPR_GET_NUM_RFS(val) ((((val) & 0xf) + 1) * 16) 199 #define ENETC_PSIRFSCFGR(n) (0x1814 + (n) * 4) /* n = SI index */ 200 #define ENETC_PFPMR 0x1900 201 #define ENETC_PFPMR_PMACE BIT(1) 202 #define ENETC_PFPMR_MWLM BIT(0) 203 #define ENETC_PSIUMHFR0(n, err) (((err) ? 0x1d08 : 0x1d00) + (n) * 0x10) 204 #define ENETC_PSIUMHFR1(n) (0x1d04 + (n) * 0x10) 205 #define ENETC_PSIMMHFR0(n, err) (((err) ? 0x1d00 : 0x1d08) + (n) * 0x10) 206 #define ENETC_PSIMMHFR1(n) (0x1d0c + (n) * 0x10) 207 #define ENETC_PSIVHFR0(n) (0x1e00 + (n) * 8) /* n = SI index */ 208 #define ENETC_PSIVHFR1(n) (0x1e04 + (n) * 8) /* n = SI index */ 209 #define ENETC_MMCSR 0x1f00 210 #define ENETC_MMCSR_ME BIT(16) 211 #define ENETC_PTCMSDUR(n) (0x2020 + (n) * 4) /* n = TC index [0..7] */ 212 213 #define ENETC_PM0_CMD_CFG 0x8008 214 #define ENETC_PM1_CMD_CFG 0x9008 215 #define ENETC_PM0_TX_EN BIT(0) 216 #define ENETC_PM0_RX_EN BIT(1) 217 #define ENETC_PM0_PROMISC BIT(4) 218 #define ENETC_PM0_CMD_XGLP BIT(10) 219 #define ENETC_PM0_CMD_TXP BIT(11) 220 #define ENETC_PM0_CMD_PHY_TX_EN BIT(15) 221 #define ENETC_PM0_CMD_SFD BIT(21) 222 #define ENETC_PM0_MAXFRM 0x8014 223 #define ENETC_SET_TX_MTU(val) ((val) << 16) 224 #define ENETC_SET_MAXFRM(val) ((val) & 0xffff) 225 #define ENETC_PM0_IF_MODE 0x8300 226 #define ENETC_PMO_IFM_RG BIT(2) 227 #define ENETC_PM0_IFM_RLP (BIT(5) | BIT(11)) 228 #define ENETC_PM0_IFM_RGAUTO (BIT(15) | ENETC_PMO_IFM_RG | BIT(1)) 229 #define ENETC_PM0_IFM_XGMII BIT(12) 230 231 /* MAC counters */ 232 #define ENETC_PM0_REOCT 0x8100 233 #define ENETC_PM0_RALN 0x8110 234 #define ENETC_PM0_RXPF 0x8118 235 #define ENETC_PM0_RFRM 0x8120 236 #define ENETC_PM0_RFCS 0x8128 237 #define ENETC_PM0_RVLAN 0x8130 238 #define ENETC_PM0_RERR 0x8138 239 #define ENETC_PM0_RUCA 0x8140 240 #define ENETC_PM0_RMCA 0x8148 241 #define ENETC_PM0_RBCA 0x8150 242 #define ENETC_PM0_RDRP 0x8158 243 #define ENETC_PM0_RPKT 0x8160 244 #define ENETC_PM0_RUND 0x8168 245 #define ENETC_PM0_R64 0x8170 246 #define ENETC_PM0_R127 0x8178 247 #define ENETC_PM0_R255 0x8180 248 #define ENETC_PM0_R511 0x8188 249 #define ENETC_PM0_R1023 0x8190 250 #define ENETC_PM0_R1518 0x8198 251 #define ENETC_PM0_R1519X 0x81A0 252 #define ENETC_PM0_ROVR 0x81A8 253 #define ENETC_PM0_RJBR 0x81B0 254 #define ENETC_PM0_RFRG 0x81B8 255 #define ENETC_PM0_RCNP 0x81C0 256 #define ENETC_PM0_RDRNTP 0x81C8 257 #define ENETC_PM0_TEOCT 0x8200 258 #define ENETC_PM0_TOCT 0x8208 259 #define ENETC_PM0_TCRSE 0x8210 260 #define ENETC_PM0_TXPF 0x8218 261 #define ENETC_PM0_TFRM 0x8220 262 #define ENETC_PM0_TFCS 0x8228 263 #define ENETC_PM0_TVLAN 0x8230 264 #define ENETC_PM0_TERR 0x8238 265 #define ENETC_PM0_TUCA 0x8240 266 #define ENETC_PM0_TMCA 0x8248 267 #define ENETC_PM0_TBCA 0x8250 268 #define ENETC_PM0_TPKT 0x8260 269 #define ENETC_PM0_TUND 0x8268 270 #define ENETC_PM0_T127 0x8278 271 #define ENETC_PM0_T1023 0x8290 272 #define ENETC_PM0_T1518 0x8298 273 #define ENETC_PM0_TCNP 0x82C0 274 #define ENETC_PM0_TDFR 0x82D0 275 #define ENETC_PM0_TMCOL 0x82D8 276 #define ENETC_PM0_TSCOL 0x82E0 277 #define ENETC_PM0_TLCOL 0x82E8 278 #define ENETC_PM0_TECOL 0x82F0 279 280 /* Port counters */ 281 #define ENETC_PICDR(n) (0x0700 + (n) * 8) /* n = [0..3] */ 282 #define ENETC_PBFDSIR 0x0810 283 #define ENETC_PFDMSAPR 0x0814 284 #define ENETC_UFDMF 0x1680 285 #define ENETC_MFDMF 0x1684 286 #define ENETC_PUFDVFR 0x1780 287 #define ENETC_PMFDVFR 0x1784 288 #define ENETC_PBFDVFR 0x1788 289 290 /** Global regs, offset: 2_0000h */ 291 #define ENETC_GLOBAL_BASE 0x20000 292 #define ENETC_G_EIPBRR0 0x0bf8 293 #define ENETC_G_EIPBRR1 0x0bfc 294 #define ENETC_G_EPFBLPR(n) (0xd00 + 4 * (n)) 295 #define ENETC_G_EPFBLPR1_XGMII 0x80000000 296 297 /* PCI device info */ 298 struct enetc_hw { 299 /* SI registers, used by all PCI functions */ 300 void __iomem *reg; 301 /* Port registers, PF only */ 302 void __iomem *port; 303 /* IP global registers, PF only */ 304 void __iomem *global; 305 }; 306 307 /* general register accessors */ 308 #define enetc_rd_reg(reg) ioread32((reg)) 309 #define enetc_wr_reg(reg, val) iowrite32((val), (reg)) 310 #ifdef ioread64 311 #define enetc_rd_reg64(reg) ioread64((reg)) 312 #else 313 /* using this to read out stats on 32b systems */ 314 static inline u64 enetc_rd_reg64(void __iomem *reg) 315 { 316 u32 low, high, tmp; 317 318 do { 319 high = ioread32(reg + 4); 320 low = ioread32(reg); 321 tmp = ioread32(reg + 4); 322 } while (high != tmp); 323 324 return le64_to_cpu((__le64)high << 32 | low); 325 } 326 #endif 327 328 #define enetc_rd(hw, off) enetc_rd_reg((hw)->reg + (off)) 329 #define enetc_wr(hw, off, val) enetc_wr_reg((hw)->reg + (off), val) 330 #define enetc_rd64(hw, off) enetc_rd_reg64((hw)->reg + (off)) 331 /* port register accessors - PF only */ 332 #define enetc_port_rd(hw, off) enetc_rd_reg((hw)->port + (off)) 333 #define enetc_port_wr(hw, off, val) enetc_wr_reg((hw)->port + (off), val) 334 /* global register accessors - PF only */ 335 #define enetc_global_rd(hw, off) enetc_rd_reg((hw)->global + (off)) 336 #define enetc_global_wr(hw, off, val) enetc_wr_reg((hw)->global + (off), val) 337 /* BDR register accessors, see ENETC_BDR() */ 338 #define enetc_bdr_rd(hw, t, n, off) \ 339 enetc_rd(hw, ENETC_BDR(t, n, off)) 340 #define enetc_bdr_wr(hw, t, n, off, val) \ 341 enetc_wr(hw, ENETC_BDR(t, n, off), val) 342 #define enetc_txbdr_rd(hw, n, off) enetc_bdr_rd(hw, TX, n, off) 343 #define enetc_rxbdr_rd(hw, n, off) enetc_bdr_rd(hw, RX, n, off) 344 #define enetc_txbdr_wr(hw, n, off, val) \ 345 enetc_bdr_wr(hw, TX, n, off, val) 346 #define enetc_rxbdr_wr(hw, n, off, val) \ 347 enetc_bdr_wr(hw, RX, n, off, val) 348 349 /* Buffer Descriptors (BD) */ 350 union enetc_tx_bd { 351 struct { 352 __le64 addr; 353 __le16 buf_len; 354 __le16 frm_len; 355 union { 356 struct { 357 __le16 l3_csoff; 358 u8 l4_csoff; 359 u8 flags; 360 }; /* default layout */ 361 __le32 lstatus; 362 }; 363 }; 364 struct { 365 __le32 tstamp; 366 __le16 tpid; 367 __le16 vid; 368 u8 reserved[6]; 369 u8 e_flags; 370 u8 flags; 371 } ext; /* Tx BD extension */ 372 struct { 373 __le32 tstamp; 374 u8 reserved[10]; 375 u8 status; 376 u8 flags; 377 } wb; /* writeback descriptor */ 378 }; 379 380 #define ENETC_TXBD_FLAGS_L4CS BIT(0) 381 #define ENETC_TXBD_FLAGS_W BIT(2) 382 #define ENETC_TXBD_FLAGS_CSUM BIT(3) 383 #define ENETC_TXBD_FLAGS_EX BIT(6) 384 #define ENETC_TXBD_FLAGS_F BIT(7) 385 386 static inline void enetc_clear_tx_bd(union enetc_tx_bd *txbd) 387 { 388 memset(txbd, 0, sizeof(*txbd)); 389 } 390 391 /* L3 csum flags */ 392 #define ENETC_TXBD_L3_IPCS BIT(7) 393 #define ENETC_TXBD_L3_IPV6 BIT(15) 394 395 #define ENETC_TXBD_L3_START_MASK GENMASK(6, 0) 396 #define ENETC_TXBD_L3_SET_HSIZE(val) ((((val) >> 2) & 0x7f) << 8) 397 398 /* Extension flags */ 399 #define ENETC_TXBD_E_FLAGS_VLAN_INS BIT(0) 400 #define ENETC_TXBD_E_FLAGS_TWO_STEP_PTP BIT(2) 401 402 static inline __le16 enetc_txbd_l3_csoff(int start, int hdr_sz, u16 l3_flags) 403 { 404 return cpu_to_le16(l3_flags | ENETC_TXBD_L3_SET_HSIZE(hdr_sz) | 405 (start & ENETC_TXBD_L3_START_MASK)); 406 } 407 408 /* L4 csum flags */ 409 #define ENETC_TXBD_L4_UDP BIT(5) 410 #define ENETC_TXBD_L4_TCP BIT(6) 411 412 union enetc_rx_bd { 413 struct { 414 __le64 addr; 415 u8 reserved[8]; 416 #ifdef CONFIG_FSL_ENETC_HW_TIMESTAMPING 417 u8 reserved1[16]; 418 #endif 419 } w; 420 struct { 421 __le16 inet_csum; 422 __le16 parse_summary; 423 __le32 rss_hash; 424 __le16 buf_len; 425 __le16 vlan_opt; 426 union { 427 struct { 428 __le16 flags; 429 __le16 error; 430 }; 431 __le32 lstatus; 432 }; 433 #ifdef CONFIG_FSL_ENETC_HW_TIMESTAMPING 434 __le32 tstamp; 435 u8 reserved[12]; 436 #endif 437 } r; 438 }; 439 440 #define ENETC_RXBD_LSTATUS_R BIT(30) 441 #define ENETC_RXBD_LSTATUS_F BIT(31) 442 #define ENETC_RXBD_ERR_MASK 0xff 443 #define ENETC_RXBD_LSTATUS(flags) ((flags) << 16) 444 #define ENETC_RXBD_FLAG_VLAN BIT(9) 445 #define ENETC_RXBD_FLAG_TSTMP BIT(10) 446 447 #define ENETC_MAC_ADDR_FILT_CNT 8 /* # of supported entries per port */ 448 #define EMETC_MAC_ADDR_FILT_RES 3 /* # of reserved entries at the beginning */ 449 #define ENETC_MAX_NUM_VFS 2 450 451 #define ENETC_CBD_FLAGS_SF BIT(7) /* short format */ 452 #define ENETC_CBD_STATUS_MASK 0xf 453 454 struct enetc_cmd_rfse { 455 u8 smac_h[6]; 456 u8 smac_m[6]; 457 u8 dmac_h[6]; 458 u8 dmac_m[6]; 459 u32 sip_h[4]; 460 u32 sip_m[4]; 461 u32 dip_h[4]; 462 u32 dip_m[4]; 463 u16 ethtype_h; 464 u16 ethtype_m; 465 u16 ethtype4_h; 466 u16 ethtype4_m; 467 u16 sport_h; 468 u16 sport_m; 469 u16 dport_h; 470 u16 dport_m; 471 u16 vlan_h; 472 u16 vlan_m; 473 u8 proto_h; 474 u8 proto_m; 475 u16 flags; 476 u16 result; 477 u16 mode; 478 }; 479 480 #define ENETC_RFSE_EN BIT(15) 481 #define ENETC_RFSE_MODE_BD 2 482 483 static inline void enetc_get_primary_mac_addr(struct enetc_hw *hw, u8 *addr) 484 { 485 *(u32 *)addr = __raw_readl(hw->reg + ENETC_SIPMAR0); 486 *(u16 *)(addr + 4) = __raw_readw(hw->reg + ENETC_SIPMAR1); 487 } 488 489 #define ENETC_SI_INT_IDX 0 490 /* base index for Rx/Tx interrupts */ 491 #define ENETC_BDR_INT_BASE_IDX 1 492 493 /* Messaging */ 494 495 /* Command completion status */ 496 enum enetc_msg_cmd_status { 497 ENETC_MSG_CMD_STATUS_OK, 498 ENETC_MSG_CMD_STATUS_FAIL 499 }; 500 501 /* VSI-PSI command message types */ 502 enum enetc_msg_cmd_type { 503 ENETC_MSG_CMD_MNG_MAC = 1, /* manage MAC address */ 504 ENETC_MSG_CMD_MNG_RX_MAC_FILTER,/* manage RX MAC table */ 505 ENETC_MSG_CMD_MNG_RX_VLAN_FILTER /* manage RX VLAN table */ 506 }; 507 508 /* VSI-PSI command action types */ 509 enum enetc_msg_cmd_action_type { 510 ENETC_MSG_CMD_MNG_ADD = 1, 511 ENETC_MSG_CMD_MNG_REMOVE 512 }; 513 514 /* PSI-VSI command header format */ 515 struct enetc_msg_cmd_header { 516 u16 type; /* command class type */ 517 u16 id; /* denotes the specific required action */ 518 }; 519 520 /* Common H/W utility functions */ 521 522 static inline void enetc_enable_rxvlan(struct enetc_hw *hw, int si_idx, 523 bool en) 524 { 525 u32 val = enetc_rxbdr_rd(hw, si_idx, ENETC_RBMR); 526 527 val = (val & ~ENETC_RBMR_VTE) | (en ? ENETC_RBMR_VTE : 0); 528 enetc_rxbdr_wr(hw, si_idx, ENETC_RBMR, val); 529 } 530 531 static inline void enetc_enable_txvlan(struct enetc_hw *hw, int si_idx, 532 bool en) 533 { 534 u32 val = enetc_txbdr_rd(hw, si_idx, ENETC_TBMR); 535 536 val = (val & ~ENETC_TBMR_VIH) | (en ? ENETC_TBMR_VIH : 0); 537 enetc_txbdr_wr(hw, si_idx, ENETC_TBMR, val); 538 } 539 540 static inline void enetc_set_bdr_prio(struct enetc_hw *hw, int bdr_idx, 541 int prio) 542 { 543 u32 val = enetc_txbdr_rd(hw, bdr_idx, ENETC_TBMR); 544 545 val &= ~ENETC_TBMR_PRIO_MASK; 546 val |= ENETC_TBMR_SET_PRIO(prio); 547 enetc_txbdr_wr(hw, bdr_idx, ENETC_TBMR, val); 548 } 549 550 enum bdcr_cmd_class { 551 BDCR_CMD_UNSPEC = 0, 552 BDCR_CMD_MAC_FILTER, 553 BDCR_CMD_VLAN_FILTER, 554 BDCR_CMD_RSS, 555 BDCR_CMD_RFS, 556 BDCR_CMD_PORT_GCL, 557 BDCR_CMD_RECV_CLASSIFIER, 558 __BDCR_CMD_MAX_LEN, 559 BDCR_CMD_MAX_LEN = __BDCR_CMD_MAX_LEN - 1, 560 }; 561 562 /* class 5, command 0 */ 563 struct tgs_gcl_conf { 564 u8 atc; /* init gate value */ 565 u8 res[7]; 566 struct { 567 u8 res1[4]; 568 __le16 acl_len; 569 u8 res2[2]; 570 }; 571 }; 572 573 /* gate control list entry */ 574 struct gce { 575 __le32 period; 576 u8 gate; 577 u8 res[3]; 578 }; 579 580 /* tgs_gcl_conf address point to this data space */ 581 struct tgs_gcl_data { 582 __le32 btl; 583 __le32 bth; 584 __le32 ct; 585 __le32 cte; 586 struct gce entry[0]; 587 }; 588 589 struct enetc_cbd { 590 union{ 591 struct { 592 __le32 addr[2]; 593 union { 594 __le32 opt[4]; 595 struct tgs_gcl_conf gcl_conf; 596 }; 597 }; /* Long format */ 598 __le32 data[6]; 599 }; 600 __le16 index; 601 __le16 length; 602 u8 cmd; 603 u8 cls; 604 u8 _res; 605 u8 status_flags; 606 }; 607 608 #define ENETC_CLK 400000000ULL 609 610 /* port time gating control register */ 611 #define ENETC_QBV_PTGCR_OFFSET 0x11a00 612 #define ENETC_QBV_TGE BIT(31) 613 #define ENETC_QBV_TGPE BIT(30) 614 615 /* Port time gating capability register */ 616 #define ENETC_QBV_PTGCAPR_OFFSET 0x11a08 617 #define ENETC_QBV_MAX_GCL_LEN_MASK GENMASK(15, 0) 618