1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Copyright (C) 2017 Chelsio Communications. All rights reserved. 4 */ 5 6#include <linux/sort.h> 7#include <linux/string.h> 8 9#include "t4_regs.h" 10#include "cxgb4.h" 11#include "cxgb4_cudbg.h" 12#include "cudbg_if.h" 13#include "cudbg_lib_common.h" 14#include "cudbg_entity.h" 15#include "cudbg_lib.h" 16#include "cudbg_zlib.h" 17#include "cxgb4_tc_mqprio.h" 18 19static const u32 t6_tp_pio_array[][IREG_NUM_ELEM] = { 20 {0x7e40, 0x7e44, 0x020, 28}, /* t6_tp_pio_regs_20_to_3b */ 21 {0x7e40, 0x7e44, 0x040, 10}, /* t6_tp_pio_regs_40_to_49 */ 22 {0x7e40, 0x7e44, 0x050, 10}, /* t6_tp_pio_regs_50_to_59 */ 23 {0x7e40, 0x7e44, 0x060, 14}, /* t6_tp_pio_regs_60_to_6d */ 24 {0x7e40, 0x7e44, 0x06F, 1}, /* t6_tp_pio_regs_6f */ 25 {0x7e40, 0x7e44, 0x070, 6}, /* t6_tp_pio_regs_70_to_75 */ 26 {0x7e40, 0x7e44, 0x130, 18}, /* t6_tp_pio_regs_130_to_141 */ 27 {0x7e40, 0x7e44, 0x145, 19}, /* t6_tp_pio_regs_145_to_157 */ 28 {0x7e40, 0x7e44, 0x160, 1}, /* t6_tp_pio_regs_160 */ 29 {0x7e40, 0x7e44, 0x230, 25}, /* t6_tp_pio_regs_230_to_248 */ 30 {0x7e40, 0x7e44, 0x24a, 3}, /* t6_tp_pio_regs_24c */ 31 {0x7e40, 0x7e44, 0x8C0, 1} /* t6_tp_pio_regs_8c0 */ 32}; 33 34static const u32 t5_tp_pio_array[][IREG_NUM_ELEM] = { 35 {0x7e40, 0x7e44, 0x020, 28}, /* t5_tp_pio_regs_20_to_3b */ 36 {0x7e40, 0x7e44, 0x040, 19}, /* t5_tp_pio_regs_40_to_52 */ 37 {0x7e40, 0x7e44, 0x054, 2}, /* t5_tp_pio_regs_54_to_55 */ 38 {0x7e40, 0x7e44, 0x060, 13}, /* t5_tp_pio_regs_60_to_6c */ 39 {0x7e40, 0x7e44, 0x06F, 1}, /* t5_tp_pio_regs_6f */ 40 {0x7e40, 0x7e44, 0x120, 4}, /* t5_tp_pio_regs_120_to_123 */ 41 {0x7e40, 0x7e44, 0x12b, 2}, /* t5_tp_pio_regs_12b_to_12c */ 42 {0x7e40, 0x7e44, 0x12f, 21}, /* t5_tp_pio_regs_12f_to_143 */ 43 {0x7e40, 0x7e44, 0x145, 19}, /* t5_tp_pio_regs_145_to_157 */ 44 {0x7e40, 0x7e44, 0x230, 25}, /* t5_tp_pio_regs_230_to_248 */ 45 {0x7e40, 0x7e44, 0x8C0, 1} /* t5_tp_pio_regs_8c0 */ 46}; 47 48static const u32 t6_tp_tm_pio_array[][IREG_NUM_ELEM] = { 49 {0x7e18, 0x7e1c, 0x0, 12} 50}; 51 52static const u32 t5_tp_tm_pio_array[][IREG_NUM_ELEM] = { 53 {0x7e18, 0x7e1c, 0x0, 12} 54}; 55 56static const u32 t6_tp_mib_index_array[6][IREG_NUM_ELEM] = { 57 {0x7e50, 0x7e54, 0x0, 13}, 58 {0x7e50, 0x7e54, 0x10, 6}, 59 {0x7e50, 0x7e54, 0x18, 21}, 60 {0x7e50, 0x7e54, 0x30, 32}, 61 {0x7e50, 0x7e54, 0x50, 22}, 62 {0x7e50, 0x7e54, 0x68, 12} 63}; 64 65static const u32 t5_tp_mib_index_array[9][IREG_NUM_ELEM] = { 66 {0x7e50, 0x7e54, 0x0, 13}, 67 {0x7e50, 0x7e54, 0x10, 6}, 68 {0x7e50, 0x7e54, 0x18, 8}, 69 {0x7e50, 0x7e54, 0x20, 13}, 70 {0x7e50, 0x7e54, 0x30, 16}, 71 {0x7e50, 0x7e54, 0x40, 16}, 72 {0x7e50, 0x7e54, 0x50, 16}, 73 {0x7e50, 0x7e54, 0x60, 6}, 74 {0x7e50, 0x7e54, 0x68, 4} 75}; 76 77static const u32 t5_sge_dbg_index_array[2][IREG_NUM_ELEM] = { 78 {0x10cc, 0x10d0, 0x0, 16}, 79 {0x10cc, 0x10d4, 0x0, 16}, 80}; 81 82static const u32 t6_sge_qbase_index_array[] = { 83 /* 1 addr reg SGE_QBASE_INDEX and 4 data reg SGE_QBASE_MAP[0-3] */ 84 0x1250, 0x1240, 0x1244, 0x1248, 0x124c, 85}; 86 87static const u32 t5_pcie_pdbg_array[][IREG_NUM_ELEM] = { 88 {0x5a04, 0x5a0c, 0x00, 0x20}, /* t5_pcie_pdbg_regs_00_to_20 */ 89 {0x5a04, 0x5a0c, 0x21, 0x20}, /* t5_pcie_pdbg_regs_21_to_40 */ 90 {0x5a04, 0x5a0c, 0x41, 0x10}, /* t5_pcie_pdbg_regs_41_to_50 */ 91}; 92 93static const u32 t5_pcie_cdbg_array[][IREG_NUM_ELEM] = { 94 {0x5a10, 0x5a18, 0x00, 0x20}, /* t5_pcie_cdbg_regs_00_to_20 */ 95 {0x5a10, 0x5a18, 0x21, 0x18}, /* t5_pcie_cdbg_regs_21_to_37 */ 96}; 97 98static const u32 t5_pm_rx_array[][IREG_NUM_ELEM] = { 99 {0x8FD0, 0x8FD4, 0x10000, 0x20}, /* t5_pm_rx_regs_10000_to_10020 */ 100 {0x8FD0, 0x8FD4, 0x10021, 0x0D}, /* t5_pm_rx_regs_10021_to_1002c */ 101}; 102 103static const u32 t5_pm_tx_array[][IREG_NUM_ELEM] = { 104 {0x8FF0, 0x8FF4, 0x10000, 0x20}, /* t5_pm_tx_regs_10000_to_10020 */ 105 {0x8FF0, 0x8FF4, 0x10021, 0x1D}, /* t5_pm_tx_regs_10021_to_1003c */ 106}; 107 108static const u32 t5_pcie_config_array[][2] = { 109 {0x0, 0x34}, 110 {0x3c, 0x40}, 111 {0x50, 0x64}, 112 {0x70, 0x80}, 113 {0x94, 0xa0}, 114 {0xb0, 0xb8}, 115 {0xd0, 0xd4}, 116 {0x100, 0x128}, 117 {0x140, 0x148}, 118 {0x150, 0x164}, 119 {0x170, 0x178}, 120 {0x180, 0x194}, 121 {0x1a0, 0x1b8}, 122 {0x1c0, 0x208}, 123}; 124 125static const u32 t6_ma_ireg_array[][IREG_NUM_ELEM] = { 126 {0x78f8, 0x78fc, 0xa000, 23}, /* t6_ma_regs_a000_to_a016 */ 127 {0x78f8, 0x78fc, 0xa400, 30}, /* t6_ma_regs_a400_to_a41e */ 128 {0x78f8, 0x78fc, 0xa800, 20} /* t6_ma_regs_a800_to_a813 */ 129}; 130 131static const u32 t6_ma_ireg_array2[][IREG_NUM_ELEM] = { 132 {0x78f8, 0x78fc, 0xe400, 17}, /* t6_ma_regs_e400_to_e600 */ 133 {0x78f8, 0x78fc, 0xe640, 13} /* t6_ma_regs_e640_to_e7c0 */ 134}; 135 136static const u32 t6_up_cim_reg_array[][IREG_NUM_ELEM + 1] = { 137 {0x7b50, 0x7b54, 0x2000, 0x20, 0}, /* up_cim_2000_to_207c */ 138 {0x7b50, 0x7b54, 0x2080, 0x1d, 0}, /* up_cim_2080_to_20fc */ 139 {0x7b50, 0x7b54, 0x00, 0x20, 0}, /* up_cim_00_to_7c */ 140 {0x7b50, 0x7b54, 0x80, 0x20, 0}, /* up_cim_80_to_fc */ 141 {0x7b50, 0x7b54, 0x100, 0x11, 0}, /* up_cim_100_to_14c */ 142 {0x7b50, 0x7b54, 0x200, 0x10, 0}, /* up_cim_200_to_23c */ 143 {0x7b50, 0x7b54, 0x240, 0x2, 0}, /* up_cim_240_to_244 */ 144 {0x7b50, 0x7b54, 0x250, 0x2, 0}, /* up_cim_250_to_254 */ 145 {0x7b50, 0x7b54, 0x260, 0x2, 0}, /* up_cim_260_to_264 */ 146 {0x7b50, 0x7b54, 0x270, 0x2, 0}, /* up_cim_270_to_274 */ 147 {0x7b50, 0x7b54, 0x280, 0x20, 0}, /* up_cim_280_to_2fc */ 148 {0x7b50, 0x7b54, 0x300, 0x20, 0}, /* up_cim_300_to_37c */ 149 {0x7b50, 0x7b54, 0x380, 0x14, 0}, /* up_cim_380_to_3cc */ 150 {0x7b50, 0x7b54, 0x4900, 0x4, 0x4}, /* up_cim_4900_to_4c60 */ 151 {0x7b50, 0x7b54, 0x4904, 0x4, 0x4}, /* up_cim_4904_to_4c64 */ 152 {0x7b50, 0x7b54, 0x4908, 0x4, 0x4}, /* up_cim_4908_to_4c68 */ 153 {0x7b50, 0x7b54, 0x4910, 0x4, 0x4}, /* up_cim_4910_to_4c70 */ 154 {0x7b50, 0x7b54, 0x4914, 0x4, 0x4}, /* up_cim_4914_to_4c74 */ 155 {0x7b50, 0x7b54, 0x4920, 0x10, 0x10}, /* up_cim_4920_to_4a10 */ 156 {0x7b50, 0x7b54, 0x4924, 0x10, 0x10}, /* up_cim_4924_to_4a14 */ 157 {0x7b50, 0x7b54, 0x4928, 0x10, 0x10}, /* up_cim_4928_to_4a18 */ 158 {0x7b50, 0x7b54, 0x492c, 0x10, 0x10}, /* up_cim_492c_to_4a1c */ 159}; 160 161static const u32 t5_up_cim_reg_array[][IREG_NUM_ELEM + 1] = { 162 {0x7b50, 0x7b54, 0x2000, 0x20, 0}, /* up_cim_2000_to_207c */ 163 {0x7b50, 0x7b54, 0x2080, 0x19, 0}, /* up_cim_2080_to_20ec */ 164 {0x7b50, 0x7b54, 0x00, 0x20, 0}, /* up_cim_00_to_7c */ 165 {0x7b50, 0x7b54, 0x80, 0x20, 0}, /* up_cim_80_to_fc */ 166 {0x7b50, 0x7b54, 0x100, 0x11, 0}, /* up_cim_100_to_14c */ 167 {0x7b50, 0x7b54, 0x200, 0x10, 0}, /* up_cim_200_to_23c */ 168 {0x7b50, 0x7b54, 0x240, 0x2, 0}, /* up_cim_240_to_244 */ 169 {0x7b50, 0x7b54, 0x250, 0x2, 0}, /* up_cim_250_to_254 */ 170 {0x7b50, 0x7b54, 0x260, 0x2, 0}, /* up_cim_260_to_264 */ 171 {0x7b50, 0x7b54, 0x270, 0x2, 0}, /* up_cim_270_to_274 */ 172 {0x7b50, 0x7b54, 0x280, 0x20, 0}, /* up_cim_280_to_2fc */ 173 {0x7b50, 0x7b54, 0x300, 0x20, 0}, /* up_cim_300_to_37c */ 174 {0x7b50, 0x7b54, 0x380, 0x14, 0}, /* up_cim_380_to_3cc */ 175}; 176 177static const u32 t6_hma_ireg_array[][IREG_NUM_ELEM] = { 178 {0x51320, 0x51324, 0xa000, 32} /* t6_hma_regs_a000_to_a01f */ 179}; 180 181u32 cudbg_get_entity_length(struct adapter *adap, u32 entity) 182{ 183 struct cudbg_tcam tcam_region = { 0 }; 184 u32 value, n = 0, len = 0; 185 186 switch (entity) { 187 case CUDBG_REG_DUMP: 188 switch (CHELSIO_CHIP_VERSION(adap->params.chip)) { 189 case CHELSIO_T4: 190 len = T4_REGMAP_SIZE; 191 break; 192 case CHELSIO_T5: 193 case CHELSIO_T6: 194 len = T5_REGMAP_SIZE; 195 break; 196 default: 197 break; 198 } 199 break; 200 case CUDBG_DEV_LOG: 201 len = adap->params.devlog.size; 202 break; 203 case CUDBG_CIM_LA: 204 if (is_t6(adap->params.chip)) { 205 len = adap->params.cim_la_size / 10 + 1; 206 len *= 10 * sizeof(u32); 207 } else { 208 len = adap->params.cim_la_size / 8; 209 len *= 8 * sizeof(u32); 210 } 211 len += sizeof(u32); /* for reading CIM LA configuration */ 212 break; 213 case CUDBG_CIM_MA_LA: 214 len = 2 * CIM_MALA_SIZE * 5 * sizeof(u32); 215 break; 216 case CUDBG_CIM_QCFG: 217 len = sizeof(struct cudbg_cim_qcfg); 218 break; 219 case CUDBG_CIM_IBQ_TP0: 220 case CUDBG_CIM_IBQ_TP1: 221 case CUDBG_CIM_IBQ_ULP: 222 case CUDBG_CIM_IBQ_SGE0: 223 case CUDBG_CIM_IBQ_SGE1: 224 case CUDBG_CIM_IBQ_NCSI: 225 len = CIM_IBQ_SIZE * 4 * sizeof(u32); 226 break; 227 case CUDBG_CIM_OBQ_ULP0: 228 len = cudbg_cim_obq_size(adap, 0); 229 break; 230 case CUDBG_CIM_OBQ_ULP1: 231 len = cudbg_cim_obq_size(adap, 1); 232 break; 233 case CUDBG_CIM_OBQ_ULP2: 234 len = cudbg_cim_obq_size(adap, 2); 235 break; 236 case CUDBG_CIM_OBQ_ULP3: 237 len = cudbg_cim_obq_size(adap, 3); 238 break; 239 case CUDBG_CIM_OBQ_SGE: 240 len = cudbg_cim_obq_size(adap, 4); 241 break; 242 case CUDBG_CIM_OBQ_NCSI: 243 len = cudbg_cim_obq_size(adap, 5); 244 break; 245 case CUDBG_CIM_OBQ_RXQ0: 246 len = cudbg_cim_obq_size(adap, 6); 247 break; 248 case CUDBG_CIM_OBQ_RXQ1: 249 len = cudbg_cim_obq_size(adap, 7); 250 break; 251 case CUDBG_EDC0: 252 value = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A); 253 if (value & EDRAM0_ENABLE_F) { 254 value = t4_read_reg(adap, MA_EDRAM0_BAR_A); 255 len = EDRAM0_SIZE_G(value); 256 } 257 len = cudbg_mbytes_to_bytes(len); 258 break; 259 case CUDBG_EDC1: 260 value = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A); 261 if (value & EDRAM1_ENABLE_F) { 262 value = t4_read_reg(adap, MA_EDRAM1_BAR_A); 263 len = EDRAM1_SIZE_G(value); 264 } 265 len = cudbg_mbytes_to_bytes(len); 266 break; 267 case CUDBG_MC0: 268 value = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A); 269 if (value & EXT_MEM0_ENABLE_F) { 270 value = t4_read_reg(adap, MA_EXT_MEMORY0_BAR_A); 271 len = EXT_MEM0_SIZE_G(value); 272 } 273 len = cudbg_mbytes_to_bytes(len); 274 break; 275 case CUDBG_MC1: 276 value = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A); 277 if (value & EXT_MEM1_ENABLE_F) { 278 value = t4_read_reg(adap, MA_EXT_MEMORY1_BAR_A); 279 len = EXT_MEM1_SIZE_G(value); 280 } 281 len = cudbg_mbytes_to_bytes(len); 282 break; 283 case CUDBG_RSS: 284 len = t4_chip_rss_size(adap) * sizeof(u16); 285 break; 286 case CUDBG_RSS_VF_CONF: 287 len = adap->params.arch.vfcount * 288 sizeof(struct cudbg_rss_vf_conf); 289 break; 290 case CUDBG_PATH_MTU: 291 len = NMTUS * sizeof(u16); 292 break; 293 case CUDBG_PM_STATS: 294 len = sizeof(struct cudbg_pm_stats); 295 break; 296 case CUDBG_HW_SCHED: 297 len = sizeof(struct cudbg_hw_sched); 298 break; 299 case CUDBG_TP_INDIRECT: 300 switch (CHELSIO_CHIP_VERSION(adap->params.chip)) { 301 case CHELSIO_T5: 302 n = sizeof(t5_tp_pio_array) + 303 sizeof(t5_tp_tm_pio_array) + 304 sizeof(t5_tp_mib_index_array); 305 break; 306 case CHELSIO_T6: 307 n = sizeof(t6_tp_pio_array) + 308 sizeof(t6_tp_tm_pio_array) + 309 sizeof(t6_tp_mib_index_array); 310 break; 311 default: 312 break; 313 } 314 n = n / (IREG_NUM_ELEM * sizeof(u32)); 315 len = sizeof(struct ireg_buf) * n; 316 break; 317 case CUDBG_SGE_INDIRECT: 318 len = sizeof(struct ireg_buf) * 2 + 319 sizeof(struct sge_qbase_reg_field); 320 break; 321 case CUDBG_ULPRX_LA: 322 len = sizeof(struct cudbg_ulprx_la); 323 break; 324 case CUDBG_TP_LA: 325 len = sizeof(struct cudbg_tp_la) + TPLA_SIZE * sizeof(u64); 326 break; 327 case CUDBG_MEMINFO: 328 len = sizeof(struct cudbg_ver_hdr) + 329 sizeof(struct cudbg_meminfo); 330 break; 331 case CUDBG_CIM_PIF_LA: 332 len = sizeof(struct cudbg_cim_pif_la); 333 len += 2 * CIM_PIFLA_SIZE * 6 * sizeof(u32); 334 break; 335 case CUDBG_CLK: 336 len = sizeof(struct cudbg_clk_info); 337 break; 338 case CUDBG_PCIE_INDIRECT: 339 n = sizeof(t5_pcie_pdbg_array) / (IREG_NUM_ELEM * sizeof(u32)); 340 len = sizeof(struct ireg_buf) * n * 2; 341 break; 342 case CUDBG_PM_INDIRECT: 343 n = sizeof(t5_pm_rx_array) / (IREG_NUM_ELEM * sizeof(u32)); 344 len = sizeof(struct ireg_buf) * n * 2; 345 break; 346 case CUDBG_TID_INFO: 347 len = sizeof(struct cudbg_tid_info_region_rev1); 348 break; 349 case CUDBG_PCIE_CONFIG: 350 len = sizeof(u32) * CUDBG_NUM_PCIE_CONFIG_REGS; 351 break; 352 case CUDBG_DUMP_CONTEXT: 353 len = cudbg_dump_context_size(adap); 354 break; 355 case CUDBG_MPS_TCAM: 356 len = sizeof(struct cudbg_mps_tcam) * 357 adap->params.arch.mps_tcam_size; 358 break; 359 case CUDBG_VPD_DATA: 360 len = sizeof(struct cudbg_vpd_data); 361 break; 362 case CUDBG_LE_TCAM: 363 cudbg_fill_le_tcam_info(adap, &tcam_region); 364 len = sizeof(struct cudbg_tcam) + 365 sizeof(struct cudbg_tid_data) * tcam_region.max_tid; 366 break; 367 case CUDBG_CCTRL: 368 len = sizeof(u16) * NMTUS * NCCTRL_WIN; 369 break; 370 case CUDBG_MA_INDIRECT: 371 if (CHELSIO_CHIP_VERSION(adap->params.chip) > CHELSIO_T5) { 372 n = sizeof(t6_ma_ireg_array) / 373 (IREG_NUM_ELEM * sizeof(u32)); 374 len = sizeof(struct ireg_buf) * n * 2; 375 } 376 break; 377 case CUDBG_ULPTX_LA: 378 len = sizeof(struct cudbg_ver_hdr) + 379 sizeof(struct cudbg_ulptx_la); 380 break; 381 case CUDBG_UP_CIM_INDIRECT: 382 n = 0; 383 if (is_t5(adap->params.chip)) 384 n = sizeof(t5_up_cim_reg_array) / 385 ((IREG_NUM_ELEM + 1) * sizeof(u32)); 386 else if (is_t6(adap->params.chip)) 387 n = sizeof(t6_up_cim_reg_array) / 388 ((IREG_NUM_ELEM + 1) * sizeof(u32)); 389 len = sizeof(struct ireg_buf) * n; 390 break; 391 case CUDBG_PBT_TABLE: 392 len = sizeof(struct cudbg_pbt_tables); 393 break; 394 case CUDBG_MBOX_LOG: 395 len = sizeof(struct cudbg_mbox_log) * adap->mbox_log->size; 396 break; 397 case CUDBG_HMA_INDIRECT: 398 if (CHELSIO_CHIP_VERSION(adap->params.chip) > CHELSIO_T5) { 399 n = sizeof(t6_hma_ireg_array) / 400 (IREG_NUM_ELEM * sizeof(u32)); 401 len = sizeof(struct ireg_buf) * n; 402 } 403 break; 404 case CUDBG_HMA: 405 value = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A); 406 if (value & HMA_MUX_F) { 407 /* In T6, there's no MC1. So, HMA shares MC1 408 * address space. 409 */ 410 value = t4_read_reg(adap, MA_EXT_MEMORY1_BAR_A); 411 len = EXT_MEM1_SIZE_G(value); 412 } 413 len = cudbg_mbytes_to_bytes(len); 414 break; 415 case CUDBG_QDESC: 416 cudbg_fill_qdesc_num_and_size(adap, NULL, &len); 417 break; 418 default: 419 break; 420 } 421 422 return len; 423} 424 425static int cudbg_do_compression(struct cudbg_init *pdbg_init, 426 struct cudbg_buffer *pin_buff, 427 struct cudbg_buffer *dbg_buff) 428{ 429 struct cudbg_buffer temp_in_buff = { 0 }; 430 int bytes_left, bytes_read, bytes; 431 u32 offset = dbg_buff->offset; 432 int rc; 433 434 temp_in_buff.offset = pin_buff->offset; 435 temp_in_buff.data = pin_buff->data; 436 temp_in_buff.size = pin_buff->size; 437 438 bytes_left = pin_buff->size; 439 bytes_read = 0; 440 while (bytes_left > 0) { 441 /* Do compression in smaller chunks */ 442 bytes = min_t(unsigned long, bytes_left, 443 (unsigned long)CUDBG_CHUNK_SIZE); 444 temp_in_buff.data = (char *)pin_buff->data + bytes_read; 445 temp_in_buff.size = bytes; 446 rc = cudbg_compress_buff(pdbg_init, &temp_in_buff, dbg_buff); 447 if (rc) 448 return rc; 449 bytes_left -= bytes; 450 bytes_read += bytes; 451 } 452 453 pin_buff->size = dbg_buff->offset - offset; 454 return 0; 455} 456 457static int cudbg_write_and_release_buff(struct cudbg_init *pdbg_init, 458 struct cudbg_buffer *pin_buff, 459 struct cudbg_buffer *dbg_buff) 460{ 461 int rc = 0; 462 463 if (pdbg_init->compress_type == CUDBG_COMPRESSION_NONE) { 464 cudbg_update_buff(pin_buff, dbg_buff); 465 } else { 466 rc = cudbg_do_compression(pdbg_init, pin_buff, dbg_buff); 467 if (rc) 468 goto out; 469 } 470 471out: 472 cudbg_put_buff(pdbg_init, pin_buff); 473 return rc; 474} 475 476static int is_fw_attached(struct cudbg_init *pdbg_init) 477{ 478 struct adapter *padap = pdbg_init->adap; 479 480 if (!(padap->flags & CXGB4_FW_OK) || padap->use_bd) 481 return 0; 482 483 return 1; 484} 485 486/* This function will add additional padding bytes into debug_buffer to make it 487 * 4 byte aligned. 488 */ 489void cudbg_align_debug_buffer(struct cudbg_buffer *dbg_buff, 490 struct cudbg_entity_hdr *entity_hdr) 491{ 492 u8 zero_buf[4] = {0}; 493 u8 padding, remain; 494 495 remain = (dbg_buff->offset - entity_hdr->start_offset) % 4; 496 padding = 4 - remain; 497 if (remain) { 498 memcpy(((u8 *)dbg_buff->data) + dbg_buff->offset, &zero_buf, 499 padding); 500 dbg_buff->offset += padding; 501 entity_hdr->num_pad = padding; 502 } 503 entity_hdr->size = dbg_buff->offset - entity_hdr->start_offset; 504} 505 506struct cudbg_entity_hdr *cudbg_get_entity_hdr(void *outbuf, int i) 507{ 508 struct cudbg_hdr *cudbg_hdr = (struct cudbg_hdr *)outbuf; 509 510 return (struct cudbg_entity_hdr *) 511 ((char *)outbuf + cudbg_hdr->hdr_len + 512 (sizeof(struct cudbg_entity_hdr) * (i - 1))); 513} 514 515static int cudbg_read_vpd_reg(struct adapter *padap, u32 addr, u32 len, 516 void *dest) 517{ 518 int vaddr, rc; 519 520 vaddr = t4_eeprom_ptov(addr, padap->pf, EEPROMPFSIZE); 521 if (vaddr < 0) 522 return vaddr; 523 524 rc = pci_read_vpd(padap->pdev, vaddr, len, dest); 525 if (rc < 0) 526 return rc; 527 528 return 0; 529} 530 531static int cudbg_mem_desc_cmp(const void *a, const void *b) 532{ 533 return ((const struct cudbg_mem_desc *)a)->base - 534 ((const struct cudbg_mem_desc *)b)->base; 535} 536 537int cudbg_fill_meminfo(struct adapter *padap, 538 struct cudbg_meminfo *meminfo_buff) 539{ 540 struct cudbg_mem_desc *md; 541 u32 lo, hi, used, alloc; 542 int n, i; 543 544 memset(meminfo_buff->avail, 0, 545 ARRAY_SIZE(meminfo_buff->avail) * 546 sizeof(struct cudbg_mem_desc)); 547 memset(meminfo_buff->mem, 0, 548 (ARRAY_SIZE(cudbg_region) + 3) * sizeof(struct cudbg_mem_desc)); 549 md = meminfo_buff->mem; 550 551 for (i = 0; i < ARRAY_SIZE(meminfo_buff->mem); i++) { 552 meminfo_buff->mem[i].limit = 0; 553 meminfo_buff->mem[i].idx = i; 554 } 555 556 /* Find and sort the populated memory ranges */ 557 i = 0; 558 lo = t4_read_reg(padap, MA_TARGET_MEM_ENABLE_A); 559 if (lo & EDRAM0_ENABLE_F) { 560 hi = t4_read_reg(padap, MA_EDRAM0_BAR_A); 561 meminfo_buff->avail[i].base = 562 cudbg_mbytes_to_bytes(EDRAM0_BASE_G(hi)); 563 meminfo_buff->avail[i].limit = 564 meminfo_buff->avail[i].base + 565 cudbg_mbytes_to_bytes(EDRAM0_SIZE_G(hi)); 566 meminfo_buff->avail[i].idx = 0; 567 i++; 568 } 569 570 if (lo & EDRAM1_ENABLE_F) { 571 hi = t4_read_reg(padap, MA_EDRAM1_BAR_A); 572 meminfo_buff->avail[i].base = 573 cudbg_mbytes_to_bytes(EDRAM1_BASE_G(hi)); 574 meminfo_buff->avail[i].limit = 575 meminfo_buff->avail[i].base + 576 cudbg_mbytes_to_bytes(EDRAM1_SIZE_G(hi)); 577 meminfo_buff->avail[i].idx = 1; 578 i++; 579 } 580 581 if (is_t5(padap->params.chip)) { 582 if (lo & EXT_MEM0_ENABLE_F) { 583 hi = t4_read_reg(padap, MA_EXT_MEMORY0_BAR_A); 584 meminfo_buff->avail[i].base = 585 cudbg_mbytes_to_bytes(EXT_MEM_BASE_G(hi)); 586 meminfo_buff->avail[i].limit = 587 meminfo_buff->avail[i].base + 588 cudbg_mbytes_to_bytes(EXT_MEM_SIZE_G(hi)); 589 meminfo_buff->avail[i].idx = 3; 590 i++; 591 } 592 593 if (lo & EXT_MEM1_ENABLE_F) { 594 hi = t4_read_reg(padap, MA_EXT_MEMORY1_BAR_A); 595 meminfo_buff->avail[i].base = 596 cudbg_mbytes_to_bytes(EXT_MEM1_BASE_G(hi)); 597 meminfo_buff->avail[i].limit = 598 meminfo_buff->avail[i].base + 599 cudbg_mbytes_to_bytes(EXT_MEM1_SIZE_G(hi)); 600 meminfo_buff->avail[i].idx = 4; 601 i++; 602 } 603 } else { 604 if (lo & EXT_MEM_ENABLE_F) { 605 hi = t4_read_reg(padap, MA_EXT_MEMORY_BAR_A); 606 meminfo_buff->avail[i].base = 607 cudbg_mbytes_to_bytes(EXT_MEM_BASE_G(hi)); 608 meminfo_buff->avail[i].limit = 609 meminfo_buff->avail[i].base + 610 cudbg_mbytes_to_bytes(EXT_MEM_SIZE_G(hi)); 611 meminfo_buff->avail[i].idx = 2; 612 i++; 613 } 614 615 if (lo & HMA_MUX_F) { 616 hi = t4_read_reg(padap, MA_EXT_MEMORY1_BAR_A); 617 meminfo_buff->avail[i].base = 618 cudbg_mbytes_to_bytes(EXT_MEM1_BASE_G(hi)); 619 meminfo_buff->avail[i].limit = 620 meminfo_buff->avail[i].base + 621 cudbg_mbytes_to_bytes(EXT_MEM1_SIZE_G(hi)); 622 meminfo_buff->avail[i].idx = 5; 623 i++; 624 } 625 } 626 627 if (!i) /* no memory available */ 628 return CUDBG_STATUS_ENTITY_NOT_FOUND; 629 630 meminfo_buff->avail_c = i; 631 sort(meminfo_buff->avail, i, sizeof(struct cudbg_mem_desc), 632 cudbg_mem_desc_cmp, NULL); 633 (md++)->base = t4_read_reg(padap, SGE_DBQ_CTXT_BADDR_A); 634 (md++)->base = t4_read_reg(padap, SGE_IMSG_CTXT_BADDR_A); 635 (md++)->base = t4_read_reg(padap, SGE_FLM_CACHE_BADDR_A); 636 (md++)->base = t4_read_reg(padap, TP_CMM_TCB_BASE_A); 637 (md++)->base = t4_read_reg(padap, TP_CMM_MM_BASE_A); 638 (md++)->base = t4_read_reg(padap, TP_CMM_TIMER_BASE_A); 639 (md++)->base = t4_read_reg(padap, TP_CMM_MM_RX_FLST_BASE_A); 640 (md++)->base = t4_read_reg(padap, TP_CMM_MM_TX_FLST_BASE_A); 641 (md++)->base = t4_read_reg(padap, TP_CMM_MM_PS_FLST_BASE_A); 642 643 /* the next few have explicit upper bounds */ 644 md->base = t4_read_reg(padap, TP_PMM_TX_BASE_A); 645 md->limit = md->base - 1 + 646 t4_read_reg(padap, TP_PMM_TX_PAGE_SIZE_A) * 647 PMTXMAXPAGE_G(t4_read_reg(padap, TP_PMM_TX_MAX_PAGE_A)); 648 md++; 649 650 md->base = t4_read_reg(padap, TP_PMM_RX_BASE_A); 651 md->limit = md->base - 1 + 652 t4_read_reg(padap, TP_PMM_RX_PAGE_SIZE_A) * 653 PMRXMAXPAGE_G(t4_read_reg(padap, TP_PMM_RX_MAX_PAGE_A)); 654 md++; 655 656 if (t4_read_reg(padap, LE_DB_CONFIG_A) & HASHEN_F) { 657 if (CHELSIO_CHIP_VERSION(padap->params.chip) <= CHELSIO_T5) { 658 hi = t4_read_reg(padap, LE_DB_TID_HASHBASE_A) / 4; 659 md->base = t4_read_reg(padap, LE_DB_HASH_TID_BASE_A); 660 } else { 661 hi = t4_read_reg(padap, LE_DB_HASH_TID_BASE_A); 662 md->base = t4_read_reg(padap, 663 LE_DB_HASH_TBL_BASE_ADDR_A); 664 } 665 md->limit = 0; 666 } else { 667 md->base = 0; 668 md->idx = ARRAY_SIZE(cudbg_region); /* hide it */ 669 } 670 md++; 671 672#define ulp_region(reg) do { \ 673 md->base = t4_read_reg(padap, ULP_ ## reg ## _LLIMIT_A);\ 674 (md++)->limit = t4_read_reg(padap, ULP_ ## reg ## _ULIMIT_A);\ 675} while (0) 676 677 ulp_region(RX_ISCSI); 678 ulp_region(RX_TDDP); 679 ulp_region(TX_TPT); 680 ulp_region(RX_STAG); 681 ulp_region(RX_RQ); 682 ulp_region(RX_RQUDP); 683 ulp_region(RX_PBL); 684 ulp_region(TX_PBL); 685#undef ulp_region 686 md->base = 0; 687 md->idx = ARRAY_SIZE(cudbg_region); 688 if (!is_t4(padap->params.chip)) { 689 u32 fifo_size = t4_read_reg(padap, SGE_DBVFIFO_SIZE_A); 690 u32 sge_ctrl = t4_read_reg(padap, SGE_CONTROL2_A); 691 u32 size = 0; 692 693 if (is_t5(padap->params.chip)) { 694 if (sge_ctrl & VFIFO_ENABLE_F) 695 size = DBVFIFO_SIZE_G(fifo_size); 696 } else { 697 size = T6_DBVFIFO_SIZE_G(fifo_size); 698 } 699 700 if (size) { 701 md->base = BASEADDR_G(t4_read_reg(padap, 702 SGE_DBVFIFO_BADDR_A)); 703 md->limit = md->base + (size << 2) - 1; 704 } 705 } 706 707 md++; 708 709 md->base = t4_read_reg(padap, ULP_RX_CTX_BASE_A); 710 md->limit = 0; 711 md++; 712 md->base = t4_read_reg(padap, ULP_TX_ERR_TABLE_BASE_A); 713 md->limit = 0; 714 md++; 715 716 md->base = padap->vres.ocq.start; 717 if (padap->vres.ocq.size) 718 md->limit = md->base + padap->vres.ocq.size - 1; 719 else 720 md->idx = ARRAY_SIZE(cudbg_region); /* hide it */ 721 md++; 722 723 /* add any address-space holes, there can be up to 3 */ 724 for (n = 0; n < i - 1; n++) 725 if (meminfo_buff->avail[n].limit < 726 meminfo_buff->avail[n + 1].base) 727 (md++)->base = meminfo_buff->avail[n].limit; 728 729 if (meminfo_buff->avail[n].limit) 730 (md++)->base = meminfo_buff->avail[n].limit; 731 732 n = md - meminfo_buff->mem; 733 meminfo_buff->mem_c = n; 734 735 sort(meminfo_buff->mem, n, sizeof(struct cudbg_mem_desc), 736 cudbg_mem_desc_cmp, NULL); 737 738 lo = t4_read_reg(padap, CIM_SDRAM_BASE_ADDR_A); 739 hi = t4_read_reg(padap, CIM_SDRAM_ADDR_SIZE_A) + lo - 1; 740 meminfo_buff->up_ram_lo = lo; 741 meminfo_buff->up_ram_hi = hi; 742 743 lo = t4_read_reg(padap, CIM_EXTMEM2_BASE_ADDR_A); 744 hi = t4_read_reg(padap, CIM_EXTMEM2_ADDR_SIZE_A) + lo - 1; 745 meminfo_buff->up_extmem2_lo = lo; 746 meminfo_buff->up_extmem2_hi = hi; 747 748 lo = t4_read_reg(padap, TP_PMM_RX_MAX_PAGE_A); 749 for (i = 0, meminfo_buff->free_rx_cnt = 0; i < 2; i++) 750 meminfo_buff->free_rx_cnt += 751 FREERXPAGECOUNT_G(t4_read_reg(padap, 752 TP_FLM_FREE_RX_CNT_A)); 753 754 meminfo_buff->rx_pages_data[0] = PMRXMAXPAGE_G(lo); 755 meminfo_buff->rx_pages_data[1] = 756 t4_read_reg(padap, TP_PMM_RX_PAGE_SIZE_A) >> 10; 757 meminfo_buff->rx_pages_data[2] = (lo & PMRXNUMCHN_F) ? 2 : 1; 758 759 lo = t4_read_reg(padap, TP_PMM_TX_MAX_PAGE_A); 760 hi = t4_read_reg(padap, TP_PMM_TX_PAGE_SIZE_A); 761 for (i = 0, meminfo_buff->free_tx_cnt = 0; i < 4; i++) 762 meminfo_buff->free_tx_cnt += 763 FREETXPAGECOUNT_G(t4_read_reg(padap, 764 TP_FLM_FREE_TX_CNT_A)); 765 766 meminfo_buff->tx_pages_data[0] = PMTXMAXPAGE_G(lo); 767 meminfo_buff->tx_pages_data[1] = 768 hi >= (1 << 20) ? (hi >> 20) : (hi >> 10); 769 meminfo_buff->tx_pages_data[2] = 770 hi >= (1 << 20) ? 'M' : 'K'; 771 meminfo_buff->tx_pages_data[3] = 1 << PMTXNUMCHN_G(lo); 772 773 meminfo_buff->p_structs = t4_read_reg(padap, TP_CMM_MM_MAX_PSTRUCT_A); 774 meminfo_buff->p_structs_free_cnt = 775 FREEPSTRUCTCOUNT_G(t4_read_reg(padap, TP_FLM_FREE_PS_CNT_A)); 776 777 for (i = 0; i < 4; i++) { 778 if (CHELSIO_CHIP_VERSION(padap->params.chip) > CHELSIO_T5) 779 lo = t4_read_reg(padap, 780 MPS_RX_MAC_BG_PG_CNT0_A + i * 4); 781 else 782 lo = t4_read_reg(padap, MPS_RX_PG_RSV0_A + i * 4); 783 if (is_t5(padap->params.chip)) { 784 used = T5_USED_G(lo); 785 alloc = T5_ALLOC_G(lo); 786 } else { 787 used = USED_G(lo); 788 alloc = ALLOC_G(lo); 789 } 790 meminfo_buff->port_used[i] = used; 791 meminfo_buff->port_alloc[i] = alloc; 792 } 793 794 for (i = 0; i < padap->params.arch.nchan; i++) { 795 if (CHELSIO_CHIP_VERSION(padap->params.chip) > CHELSIO_T5) 796 lo = t4_read_reg(padap, 797 MPS_RX_LPBK_BG_PG_CNT0_A + i * 4); 798 else 799 lo = t4_read_reg(padap, MPS_RX_PG_RSV4_A + i * 4); 800 if (is_t5(padap->params.chip)) { 801 used = T5_USED_G(lo); 802 alloc = T5_ALLOC_G(lo); 803 } else { 804 used = USED_G(lo); 805 alloc = ALLOC_G(lo); 806 } 807 meminfo_buff->loopback_used[i] = used; 808 meminfo_buff->loopback_alloc[i] = alloc; 809 } 810 811 return 0; 812} 813 814int cudbg_collect_reg_dump(struct cudbg_init *pdbg_init, 815 struct cudbg_buffer *dbg_buff, 816 struct cudbg_error *cudbg_err) 817{ 818 struct adapter *padap = pdbg_init->adap; 819 struct cudbg_buffer temp_buff = { 0 }; 820 u32 buf_size = 0; 821 int rc = 0; 822 823 if (is_t4(padap->params.chip)) 824 buf_size = T4_REGMAP_SIZE; 825 else if (is_t5(padap->params.chip) || is_t6(padap->params.chip)) 826 buf_size = T5_REGMAP_SIZE; 827 828 rc = cudbg_get_buff(pdbg_init, dbg_buff, buf_size, &temp_buff); 829 if (rc) 830 return rc; 831 t4_get_regs(padap, (void *)temp_buff.data, temp_buff.size); 832 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 833} 834 835int cudbg_collect_fw_devlog(struct cudbg_init *pdbg_init, 836 struct cudbg_buffer *dbg_buff, 837 struct cudbg_error *cudbg_err) 838{ 839 struct adapter *padap = pdbg_init->adap; 840 struct cudbg_buffer temp_buff = { 0 }; 841 struct devlog_params *dparams; 842 int rc = 0; 843 844 rc = t4_init_devlog_params(padap); 845 if (rc < 0) { 846 cudbg_err->sys_err = rc; 847 return rc; 848 } 849 850 dparams = &padap->params.devlog; 851 rc = cudbg_get_buff(pdbg_init, dbg_buff, dparams->size, &temp_buff); 852 if (rc) 853 return rc; 854 855 /* Collect FW devlog */ 856 if (dparams->start != 0) { 857 spin_lock(&padap->win0_lock); 858 rc = t4_memory_rw(padap, padap->params.drv_memwin, 859 dparams->memtype, dparams->start, 860 dparams->size, 861 (__be32 *)(char *)temp_buff.data, 862 1); 863 spin_unlock(&padap->win0_lock); 864 if (rc) { 865 cudbg_err->sys_err = rc; 866 cudbg_put_buff(pdbg_init, &temp_buff); 867 return rc; 868 } 869 } 870 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 871} 872 873int cudbg_collect_cim_la(struct cudbg_init *pdbg_init, 874 struct cudbg_buffer *dbg_buff, 875 struct cudbg_error *cudbg_err) 876{ 877 struct adapter *padap = pdbg_init->adap; 878 struct cudbg_buffer temp_buff = { 0 }; 879 int size, rc; 880 u32 cfg = 0; 881 882 if (is_t6(padap->params.chip)) { 883 size = padap->params.cim_la_size / 10 + 1; 884 size *= 10 * sizeof(u32); 885 } else { 886 size = padap->params.cim_la_size / 8; 887 size *= 8 * sizeof(u32); 888 } 889 890 size += sizeof(cfg); 891 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 892 if (rc) 893 return rc; 894 895 rc = t4_cim_read(padap, UP_UP_DBG_LA_CFG_A, 1, &cfg); 896 if (rc) { 897 cudbg_err->sys_err = rc; 898 cudbg_put_buff(pdbg_init, &temp_buff); 899 return rc; 900 } 901 902 memcpy((char *)temp_buff.data, &cfg, sizeof(cfg)); 903 rc = t4_cim_read_la(padap, 904 (u32 *)((char *)temp_buff.data + sizeof(cfg)), 905 NULL); 906 if (rc < 0) { 907 cudbg_err->sys_err = rc; 908 cudbg_put_buff(pdbg_init, &temp_buff); 909 return rc; 910 } 911 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 912} 913 914int cudbg_collect_cim_ma_la(struct cudbg_init *pdbg_init, 915 struct cudbg_buffer *dbg_buff, 916 struct cudbg_error *cudbg_err) 917{ 918 struct adapter *padap = pdbg_init->adap; 919 struct cudbg_buffer temp_buff = { 0 }; 920 int size, rc; 921 922 size = 2 * CIM_MALA_SIZE * 5 * sizeof(u32); 923 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 924 if (rc) 925 return rc; 926 927 t4_cim_read_ma_la(padap, 928 (u32 *)temp_buff.data, 929 (u32 *)((char *)temp_buff.data + 930 5 * CIM_MALA_SIZE)); 931 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 932} 933 934int cudbg_collect_cim_qcfg(struct cudbg_init *pdbg_init, 935 struct cudbg_buffer *dbg_buff, 936 struct cudbg_error *cudbg_err) 937{ 938 struct adapter *padap = pdbg_init->adap; 939 struct cudbg_buffer temp_buff = { 0 }; 940 struct cudbg_cim_qcfg *cim_qcfg_data; 941 int rc; 942 943 rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_cim_qcfg), 944 &temp_buff); 945 if (rc) 946 return rc; 947 948 cim_qcfg_data = (struct cudbg_cim_qcfg *)temp_buff.data; 949 cim_qcfg_data->chip = padap->params.chip; 950 rc = t4_cim_read(padap, UP_IBQ_0_RDADDR_A, 951 ARRAY_SIZE(cim_qcfg_data->stat), cim_qcfg_data->stat); 952 if (rc) { 953 cudbg_err->sys_err = rc; 954 cudbg_put_buff(pdbg_init, &temp_buff); 955 return rc; 956 } 957 958 rc = t4_cim_read(padap, UP_OBQ_0_REALADDR_A, 959 ARRAY_SIZE(cim_qcfg_data->obq_wr), 960 cim_qcfg_data->obq_wr); 961 if (rc) { 962 cudbg_err->sys_err = rc; 963 cudbg_put_buff(pdbg_init, &temp_buff); 964 return rc; 965 } 966 967 t4_read_cimq_cfg(padap, cim_qcfg_data->base, cim_qcfg_data->size, 968 cim_qcfg_data->thres); 969 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 970} 971 972static int cudbg_read_cim_ibq(struct cudbg_init *pdbg_init, 973 struct cudbg_buffer *dbg_buff, 974 struct cudbg_error *cudbg_err, int qid) 975{ 976 struct adapter *padap = pdbg_init->adap; 977 struct cudbg_buffer temp_buff = { 0 }; 978 int no_of_read_words, rc = 0; 979 u32 qsize; 980 981 /* collect CIM IBQ */ 982 qsize = CIM_IBQ_SIZE * 4 * sizeof(u32); 983 rc = cudbg_get_buff(pdbg_init, dbg_buff, qsize, &temp_buff); 984 if (rc) 985 return rc; 986 987 /* t4_read_cim_ibq will return no. of read words or error */ 988 no_of_read_words = t4_read_cim_ibq(padap, qid, 989 (u32 *)temp_buff.data, qsize); 990 /* no_of_read_words is less than or equal to 0 means error */ 991 if (no_of_read_words <= 0) { 992 if (!no_of_read_words) 993 rc = CUDBG_SYSTEM_ERROR; 994 else 995 rc = no_of_read_words; 996 cudbg_err->sys_err = rc; 997 cudbg_put_buff(pdbg_init, &temp_buff); 998 return rc; 999 } 1000 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1001} 1002 1003int cudbg_collect_cim_ibq_tp0(struct cudbg_init *pdbg_init, 1004 struct cudbg_buffer *dbg_buff, 1005 struct cudbg_error *cudbg_err) 1006{ 1007 return cudbg_read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, 0); 1008} 1009 1010int cudbg_collect_cim_ibq_tp1(struct cudbg_init *pdbg_init, 1011 struct cudbg_buffer *dbg_buff, 1012 struct cudbg_error *cudbg_err) 1013{ 1014 return cudbg_read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, 1); 1015} 1016 1017int cudbg_collect_cim_ibq_ulp(struct cudbg_init *pdbg_init, 1018 struct cudbg_buffer *dbg_buff, 1019 struct cudbg_error *cudbg_err) 1020{ 1021 return cudbg_read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, 2); 1022} 1023 1024int cudbg_collect_cim_ibq_sge0(struct cudbg_init *pdbg_init, 1025 struct cudbg_buffer *dbg_buff, 1026 struct cudbg_error *cudbg_err) 1027{ 1028 return cudbg_read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, 3); 1029} 1030 1031int cudbg_collect_cim_ibq_sge1(struct cudbg_init *pdbg_init, 1032 struct cudbg_buffer *dbg_buff, 1033 struct cudbg_error *cudbg_err) 1034{ 1035 return cudbg_read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, 4); 1036} 1037 1038int cudbg_collect_cim_ibq_ncsi(struct cudbg_init *pdbg_init, 1039 struct cudbg_buffer *dbg_buff, 1040 struct cudbg_error *cudbg_err) 1041{ 1042 return cudbg_read_cim_ibq(pdbg_init, dbg_buff, cudbg_err, 5); 1043} 1044 1045u32 cudbg_cim_obq_size(struct adapter *padap, int qid) 1046{ 1047 u32 value; 1048 1049 t4_write_reg(padap, CIM_QUEUE_CONFIG_REF_A, OBQSELECT_F | 1050 QUENUMSELECT_V(qid)); 1051 value = t4_read_reg(padap, CIM_QUEUE_CONFIG_CTRL_A); 1052 value = CIMQSIZE_G(value) * 64; /* size in number of words */ 1053 return value * sizeof(u32); 1054} 1055 1056static int cudbg_read_cim_obq(struct cudbg_init *pdbg_init, 1057 struct cudbg_buffer *dbg_buff, 1058 struct cudbg_error *cudbg_err, int qid) 1059{ 1060 struct adapter *padap = pdbg_init->adap; 1061 struct cudbg_buffer temp_buff = { 0 }; 1062 int no_of_read_words, rc = 0; 1063 u32 qsize; 1064 1065 /* collect CIM OBQ */ 1066 qsize = cudbg_cim_obq_size(padap, qid); 1067 rc = cudbg_get_buff(pdbg_init, dbg_buff, qsize, &temp_buff); 1068 if (rc) 1069 return rc; 1070 1071 /* t4_read_cim_obq will return no. of read words or error */ 1072 no_of_read_words = t4_read_cim_obq(padap, qid, 1073 (u32 *)temp_buff.data, qsize); 1074 /* no_of_read_words is less than or equal to 0 means error */ 1075 if (no_of_read_words <= 0) { 1076 if (!no_of_read_words) 1077 rc = CUDBG_SYSTEM_ERROR; 1078 else 1079 rc = no_of_read_words; 1080 cudbg_err->sys_err = rc; 1081 cudbg_put_buff(pdbg_init, &temp_buff); 1082 return rc; 1083 } 1084 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1085} 1086 1087int cudbg_collect_cim_obq_ulp0(struct cudbg_init *pdbg_init, 1088 struct cudbg_buffer *dbg_buff, 1089 struct cudbg_error *cudbg_err) 1090{ 1091 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 0); 1092} 1093 1094int cudbg_collect_cim_obq_ulp1(struct cudbg_init *pdbg_init, 1095 struct cudbg_buffer *dbg_buff, 1096 struct cudbg_error *cudbg_err) 1097{ 1098 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 1); 1099} 1100 1101int cudbg_collect_cim_obq_ulp2(struct cudbg_init *pdbg_init, 1102 struct cudbg_buffer *dbg_buff, 1103 struct cudbg_error *cudbg_err) 1104{ 1105 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 2); 1106} 1107 1108int cudbg_collect_cim_obq_ulp3(struct cudbg_init *pdbg_init, 1109 struct cudbg_buffer *dbg_buff, 1110 struct cudbg_error *cudbg_err) 1111{ 1112 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 3); 1113} 1114 1115int cudbg_collect_cim_obq_sge(struct cudbg_init *pdbg_init, 1116 struct cudbg_buffer *dbg_buff, 1117 struct cudbg_error *cudbg_err) 1118{ 1119 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 4); 1120} 1121 1122int cudbg_collect_cim_obq_ncsi(struct cudbg_init *pdbg_init, 1123 struct cudbg_buffer *dbg_buff, 1124 struct cudbg_error *cudbg_err) 1125{ 1126 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 5); 1127} 1128 1129int cudbg_collect_obq_sge_rx_q0(struct cudbg_init *pdbg_init, 1130 struct cudbg_buffer *dbg_buff, 1131 struct cudbg_error *cudbg_err) 1132{ 1133 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 6); 1134} 1135 1136int cudbg_collect_obq_sge_rx_q1(struct cudbg_init *pdbg_init, 1137 struct cudbg_buffer *dbg_buff, 1138 struct cudbg_error *cudbg_err) 1139{ 1140 return cudbg_read_cim_obq(pdbg_init, dbg_buff, cudbg_err, 7); 1141} 1142 1143static int cudbg_meminfo_get_mem_index(struct adapter *padap, 1144 struct cudbg_meminfo *mem_info, 1145 u8 mem_type, u8 *idx) 1146{ 1147 u8 i, flag; 1148 1149 switch (mem_type) { 1150 case MEM_EDC0: 1151 flag = EDC0_FLAG; 1152 break; 1153 case MEM_EDC1: 1154 flag = EDC1_FLAG; 1155 break; 1156 case MEM_MC0: 1157 /* Some T5 cards have both MC0 and MC1. */ 1158 flag = is_t5(padap->params.chip) ? MC0_FLAG : MC_FLAG; 1159 break; 1160 case MEM_MC1: 1161 flag = MC1_FLAG; 1162 break; 1163 case MEM_HMA: 1164 flag = HMA_FLAG; 1165 break; 1166 default: 1167 return CUDBG_STATUS_ENTITY_NOT_FOUND; 1168 } 1169 1170 for (i = 0; i < mem_info->avail_c; i++) { 1171 if (mem_info->avail[i].idx == flag) { 1172 *idx = i; 1173 return 0; 1174 } 1175 } 1176 1177 return CUDBG_STATUS_ENTITY_NOT_FOUND; 1178} 1179 1180/* Fetch the @region_name's start and end from @meminfo. */ 1181static int cudbg_get_mem_region(struct adapter *padap, 1182 struct cudbg_meminfo *meminfo, 1183 u8 mem_type, const char *region_name, 1184 struct cudbg_mem_desc *mem_desc) 1185{ 1186 u8 mc, found = 0; 1187 u32 idx = 0; 1188 int rc, i; 1189 1190 rc = cudbg_meminfo_get_mem_index(padap, meminfo, mem_type, &mc); 1191 if (rc) 1192 return rc; 1193 1194 i = match_string(cudbg_region, ARRAY_SIZE(cudbg_region), region_name); 1195 if (i < 0) 1196 return -EINVAL; 1197 1198 idx = i; 1199 for (i = 0; i < meminfo->mem_c; i++) { 1200 if (meminfo->mem[i].idx >= ARRAY_SIZE(cudbg_region)) 1201 continue; /* Skip holes */ 1202 1203 if (!(meminfo->mem[i].limit)) 1204 meminfo->mem[i].limit = 1205 i < meminfo->mem_c - 1 ? 1206 meminfo->mem[i + 1].base - 1 : ~0; 1207 1208 if (meminfo->mem[i].idx == idx) { 1209 /* Check if the region exists in @mem_type memory */ 1210 if (meminfo->mem[i].base < meminfo->avail[mc].base && 1211 meminfo->mem[i].limit < meminfo->avail[mc].base) 1212 return -EINVAL; 1213 1214 if (meminfo->mem[i].base > meminfo->avail[mc].limit) 1215 return -EINVAL; 1216 1217 memcpy(mem_desc, &meminfo->mem[i], 1218 sizeof(struct cudbg_mem_desc)); 1219 found = 1; 1220 break; 1221 } 1222 } 1223 if (!found) 1224 return -EINVAL; 1225 1226 return 0; 1227} 1228 1229/* Fetch and update the start and end of the requested memory region w.r.t 0 1230 * in the corresponding EDC/MC/HMA. 1231 */ 1232static int cudbg_get_mem_relative(struct adapter *padap, 1233 struct cudbg_meminfo *meminfo, 1234 u8 mem_type, u32 *out_base, u32 *out_end) 1235{ 1236 u8 mc_idx; 1237 int rc; 1238 1239 rc = cudbg_meminfo_get_mem_index(padap, meminfo, mem_type, &mc_idx); 1240 if (rc) 1241 return rc; 1242 1243 if (*out_base < meminfo->avail[mc_idx].base) 1244 *out_base = 0; 1245 else 1246 *out_base -= meminfo->avail[mc_idx].base; 1247 1248 if (*out_end > meminfo->avail[mc_idx].limit) 1249 *out_end = meminfo->avail[mc_idx].limit; 1250 else 1251 *out_end -= meminfo->avail[mc_idx].base; 1252 1253 return 0; 1254} 1255 1256/* Get TX and RX Payload region */ 1257static int cudbg_get_payload_range(struct adapter *padap, u8 mem_type, 1258 const char *region_name, 1259 struct cudbg_region_info *payload) 1260{ 1261 struct cudbg_mem_desc mem_desc = { 0 }; 1262 struct cudbg_meminfo meminfo; 1263 int rc; 1264 1265 rc = cudbg_fill_meminfo(padap, &meminfo); 1266 if (rc) 1267 return rc; 1268 1269 rc = cudbg_get_mem_region(padap, &meminfo, mem_type, region_name, 1270 &mem_desc); 1271 if (rc) { 1272 payload->exist = false; 1273 return 0; 1274 } 1275 1276 payload->exist = true; 1277 payload->start = mem_desc.base; 1278 payload->end = mem_desc.limit; 1279 1280 return cudbg_get_mem_relative(padap, &meminfo, mem_type, 1281 &payload->start, &payload->end); 1282} 1283 1284static int cudbg_memory_read(struct cudbg_init *pdbg_init, int win, 1285 int mtype, u32 addr, u32 len, void *hbuf) 1286{ 1287 u32 win_pf, memoffset, mem_aperture, mem_base; 1288 struct adapter *adap = pdbg_init->adap; 1289 u32 pos, offset, resid; 1290 u32 *res_buf; 1291 u64 *buf; 1292 int ret; 1293 1294 /* Argument sanity checks ... 1295 */ 1296 if (addr & 0x3 || (uintptr_t)hbuf & 0x3) 1297 return -EINVAL; 1298 1299 buf = (u64 *)hbuf; 1300 1301 /* Try to do 64-bit reads. Residual will be handled later. */ 1302 resid = len & 0x7; 1303 len -= resid; 1304 1305 ret = t4_memory_rw_init(adap, win, mtype, &memoffset, &mem_base, 1306 &mem_aperture); 1307 if (ret) 1308 return ret; 1309 1310 addr = addr + memoffset; 1311 win_pf = is_t4(adap->params.chip) ? 0 : PFNUM_V(adap->pf); 1312 1313 pos = addr & ~(mem_aperture - 1); 1314 offset = addr - pos; 1315 1316 /* Set up initial PCI-E Memory Window to cover the start of our 1317 * transfer. 1318 */ 1319 t4_memory_update_win(adap, win, pos | win_pf); 1320 1321 /* Transfer data from the adapter */ 1322 while (len > 0) { 1323 *buf++ = le64_to_cpu((__force __le64) 1324 t4_read_reg64(adap, mem_base + offset)); 1325 offset += sizeof(u64); 1326 len -= sizeof(u64); 1327 1328 /* If we've reached the end of our current window aperture, 1329 * move the PCI-E Memory Window on to the next. 1330 */ 1331 if (offset == mem_aperture) { 1332 pos += mem_aperture; 1333 offset = 0; 1334 t4_memory_update_win(adap, win, pos | win_pf); 1335 } 1336 } 1337 1338 res_buf = (u32 *)buf; 1339 /* Read residual in 32-bit multiples */ 1340 while (resid > sizeof(u32)) { 1341 *res_buf++ = le32_to_cpu((__force __le32) 1342 t4_read_reg(adap, mem_base + offset)); 1343 offset += sizeof(u32); 1344 resid -= sizeof(u32); 1345 1346 /* If we've reached the end of our current window aperture, 1347 * move the PCI-E Memory Window on to the next. 1348 */ 1349 if (offset == mem_aperture) { 1350 pos += mem_aperture; 1351 offset = 0; 1352 t4_memory_update_win(adap, win, pos | win_pf); 1353 } 1354 } 1355 1356 /* Transfer residual < 32-bits */ 1357 if (resid) 1358 t4_memory_rw_residual(adap, resid, mem_base + offset, 1359 (u8 *)res_buf, T4_MEMORY_READ); 1360 1361 return 0; 1362} 1363 1364#define CUDBG_YIELD_ITERATION 256 1365 1366static int cudbg_read_fw_mem(struct cudbg_init *pdbg_init, 1367 struct cudbg_buffer *dbg_buff, u8 mem_type, 1368 unsigned long tot_len, 1369 struct cudbg_error *cudbg_err) 1370{ 1371 static const char * const region_name[] = { "Tx payload:", 1372 "Rx payload:" }; 1373 unsigned long bytes, bytes_left, bytes_read = 0; 1374 struct adapter *padap = pdbg_init->adap; 1375 struct cudbg_buffer temp_buff = { 0 }; 1376 struct cudbg_region_info payload[2]; 1377 u32 yield_count = 0; 1378 int rc = 0; 1379 u8 i; 1380 1381 /* Get TX/RX Payload region range if they exist */ 1382 memset(payload, 0, sizeof(payload)); 1383 for (i = 0; i < ARRAY_SIZE(region_name); i++) { 1384 rc = cudbg_get_payload_range(padap, mem_type, region_name[i], 1385 &payload[i]); 1386 if (rc) 1387 return rc; 1388 1389 if (payload[i].exist) { 1390 /* Align start and end to avoid wrap around */ 1391 payload[i].start = roundup(payload[i].start, 1392 CUDBG_CHUNK_SIZE); 1393 payload[i].end = rounddown(payload[i].end, 1394 CUDBG_CHUNK_SIZE); 1395 } 1396 } 1397 1398 bytes_left = tot_len; 1399 while (bytes_left > 0) { 1400 /* As MC size is huge and read through PIO access, this 1401 * loop will hold cpu for a longer time. OS may think that 1402 * the process is hanged and will generate CPU stall traces. 1403 * So yield the cpu regularly. 1404 */ 1405 yield_count++; 1406 if (!(yield_count % CUDBG_YIELD_ITERATION)) 1407 schedule(); 1408 1409 bytes = min_t(unsigned long, bytes_left, 1410 (unsigned long)CUDBG_CHUNK_SIZE); 1411 rc = cudbg_get_buff(pdbg_init, dbg_buff, bytes, &temp_buff); 1412 if (rc) 1413 return rc; 1414 1415 for (i = 0; i < ARRAY_SIZE(payload); i++) 1416 if (payload[i].exist && 1417 bytes_read >= payload[i].start && 1418 bytes_read + bytes <= payload[i].end) 1419 /* TX and RX Payload regions can't overlap */ 1420 goto skip_read; 1421 1422 spin_lock(&padap->win0_lock); 1423 rc = cudbg_memory_read(pdbg_init, MEMWIN_NIC, mem_type, 1424 bytes_read, bytes, temp_buff.data); 1425 spin_unlock(&padap->win0_lock); 1426 if (rc) { 1427 cudbg_err->sys_err = rc; 1428 cudbg_put_buff(pdbg_init, &temp_buff); 1429 return rc; 1430 } 1431 1432skip_read: 1433 bytes_left -= bytes; 1434 bytes_read += bytes; 1435 rc = cudbg_write_and_release_buff(pdbg_init, &temp_buff, 1436 dbg_buff); 1437 if (rc) { 1438 cudbg_put_buff(pdbg_init, &temp_buff); 1439 return rc; 1440 } 1441 } 1442 return rc; 1443} 1444 1445static void cudbg_t4_fwcache(struct cudbg_init *pdbg_init, 1446 struct cudbg_error *cudbg_err) 1447{ 1448 struct adapter *padap = pdbg_init->adap; 1449 int rc; 1450 1451 if (is_fw_attached(pdbg_init)) { 1452 /* Flush uP dcache before reading edcX/mcX */ 1453 rc = t4_fwcache(padap, FW_PARAM_DEV_FWCACHE_FLUSH); 1454 if (rc) 1455 cudbg_err->sys_warn = rc; 1456 } 1457} 1458 1459static int cudbg_mem_region_size(struct cudbg_init *pdbg_init, 1460 struct cudbg_error *cudbg_err, 1461 u8 mem_type, unsigned long *region_size) 1462{ 1463 struct adapter *padap = pdbg_init->adap; 1464 struct cudbg_meminfo mem_info; 1465 u8 mc_idx; 1466 int rc; 1467 1468 memset(&mem_info, 0, sizeof(struct cudbg_meminfo)); 1469 rc = cudbg_fill_meminfo(padap, &mem_info); 1470 if (rc) { 1471 cudbg_err->sys_err = rc; 1472 return rc; 1473 } 1474 1475 cudbg_t4_fwcache(pdbg_init, cudbg_err); 1476 rc = cudbg_meminfo_get_mem_index(padap, &mem_info, mem_type, &mc_idx); 1477 if (rc) { 1478 cudbg_err->sys_err = rc; 1479 return rc; 1480 } 1481 1482 if (region_size) 1483 *region_size = mem_info.avail[mc_idx].limit - 1484 mem_info.avail[mc_idx].base; 1485 1486 return 0; 1487} 1488 1489static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init, 1490 struct cudbg_buffer *dbg_buff, 1491 struct cudbg_error *cudbg_err, 1492 u8 mem_type) 1493{ 1494 unsigned long size = 0; 1495 int rc; 1496 1497 rc = cudbg_mem_region_size(pdbg_init, cudbg_err, mem_type, &size); 1498 if (rc) 1499 return rc; 1500 1501 return cudbg_read_fw_mem(pdbg_init, dbg_buff, mem_type, size, 1502 cudbg_err); 1503} 1504 1505int cudbg_collect_edc0_meminfo(struct cudbg_init *pdbg_init, 1506 struct cudbg_buffer *dbg_buff, 1507 struct cudbg_error *cudbg_err) 1508{ 1509 return cudbg_collect_mem_region(pdbg_init, dbg_buff, cudbg_err, 1510 MEM_EDC0); 1511} 1512 1513int cudbg_collect_edc1_meminfo(struct cudbg_init *pdbg_init, 1514 struct cudbg_buffer *dbg_buff, 1515 struct cudbg_error *cudbg_err) 1516{ 1517 return cudbg_collect_mem_region(pdbg_init, dbg_buff, cudbg_err, 1518 MEM_EDC1); 1519} 1520 1521int cudbg_collect_mc0_meminfo(struct cudbg_init *pdbg_init, 1522 struct cudbg_buffer *dbg_buff, 1523 struct cudbg_error *cudbg_err) 1524{ 1525 return cudbg_collect_mem_region(pdbg_init, dbg_buff, cudbg_err, 1526 MEM_MC0); 1527} 1528 1529int cudbg_collect_mc1_meminfo(struct cudbg_init *pdbg_init, 1530 struct cudbg_buffer *dbg_buff, 1531 struct cudbg_error *cudbg_err) 1532{ 1533 return cudbg_collect_mem_region(pdbg_init, dbg_buff, cudbg_err, 1534 MEM_MC1); 1535} 1536 1537int cudbg_collect_hma_meminfo(struct cudbg_init *pdbg_init, 1538 struct cudbg_buffer *dbg_buff, 1539 struct cudbg_error *cudbg_err) 1540{ 1541 return cudbg_collect_mem_region(pdbg_init, dbg_buff, cudbg_err, 1542 MEM_HMA); 1543} 1544 1545int cudbg_collect_rss(struct cudbg_init *pdbg_init, 1546 struct cudbg_buffer *dbg_buff, 1547 struct cudbg_error *cudbg_err) 1548{ 1549 struct adapter *padap = pdbg_init->adap; 1550 struct cudbg_buffer temp_buff = { 0 }; 1551 int rc, nentries; 1552 1553 nentries = t4_chip_rss_size(padap); 1554 rc = cudbg_get_buff(pdbg_init, dbg_buff, nentries * sizeof(u16), 1555 &temp_buff); 1556 if (rc) 1557 return rc; 1558 1559 rc = t4_read_rss(padap, (u16 *)temp_buff.data); 1560 if (rc) { 1561 cudbg_err->sys_err = rc; 1562 cudbg_put_buff(pdbg_init, &temp_buff); 1563 return rc; 1564 } 1565 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1566} 1567 1568int cudbg_collect_rss_vf_config(struct cudbg_init *pdbg_init, 1569 struct cudbg_buffer *dbg_buff, 1570 struct cudbg_error *cudbg_err) 1571{ 1572 struct adapter *padap = pdbg_init->adap; 1573 struct cudbg_buffer temp_buff = { 0 }; 1574 struct cudbg_rss_vf_conf *vfconf; 1575 int vf, rc, vf_count; 1576 1577 vf_count = padap->params.arch.vfcount; 1578 rc = cudbg_get_buff(pdbg_init, dbg_buff, 1579 vf_count * sizeof(struct cudbg_rss_vf_conf), 1580 &temp_buff); 1581 if (rc) 1582 return rc; 1583 1584 vfconf = (struct cudbg_rss_vf_conf *)temp_buff.data; 1585 for (vf = 0; vf < vf_count; vf++) 1586 t4_read_rss_vf_config(padap, vf, &vfconf[vf].rss_vf_vfl, 1587 &vfconf[vf].rss_vf_vfh, true); 1588 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1589} 1590 1591int cudbg_collect_path_mtu(struct cudbg_init *pdbg_init, 1592 struct cudbg_buffer *dbg_buff, 1593 struct cudbg_error *cudbg_err) 1594{ 1595 struct adapter *padap = pdbg_init->adap; 1596 struct cudbg_buffer temp_buff = { 0 }; 1597 int rc; 1598 1599 rc = cudbg_get_buff(pdbg_init, dbg_buff, NMTUS * sizeof(u16), 1600 &temp_buff); 1601 if (rc) 1602 return rc; 1603 1604 t4_read_mtu_tbl(padap, (u16 *)temp_buff.data, NULL); 1605 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1606} 1607 1608int cudbg_collect_pm_stats(struct cudbg_init *pdbg_init, 1609 struct cudbg_buffer *dbg_buff, 1610 struct cudbg_error *cudbg_err) 1611{ 1612 struct adapter *padap = pdbg_init->adap; 1613 struct cudbg_buffer temp_buff = { 0 }; 1614 struct cudbg_pm_stats *pm_stats_buff; 1615 int rc; 1616 1617 rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_pm_stats), 1618 &temp_buff); 1619 if (rc) 1620 return rc; 1621 1622 pm_stats_buff = (struct cudbg_pm_stats *)temp_buff.data; 1623 t4_pmtx_get_stats(padap, pm_stats_buff->tx_cnt, pm_stats_buff->tx_cyc); 1624 t4_pmrx_get_stats(padap, pm_stats_buff->rx_cnt, pm_stats_buff->rx_cyc); 1625 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1626} 1627 1628int cudbg_collect_hw_sched(struct cudbg_init *pdbg_init, 1629 struct cudbg_buffer *dbg_buff, 1630 struct cudbg_error *cudbg_err) 1631{ 1632 struct adapter *padap = pdbg_init->adap; 1633 struct cudbg_buffer temp_buff = { 0 }; 1634 struct cudbg_hw_sched *hw_sched_buff; 1635 int i, rc = 0; 1636 1637 if (!padap->params.vpd.cclk) 1638 return CUDBG_STATUS_CCLK_NOT_DEFINED; 1639 1640 rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_hw_sched), 1641 &temp_buff); 1642 1643 if (rc) 1644 return rc; 1645 1646 hw_sched_buff = (struct cudbg_hw_sched *)temp_buff.data; 1647 hw_sched_buff->map = t4_read_reg(padap, TP_TX_MOD_QUEUE_REQ_MAP_A); 1648 hw_sched_buff->mode = TIMERMODE_G(t4_read_reg(padap, TP_MOD_CONFIG_A)); 1649 t4_read_pace_tbl(padap, hw_sched_buff->pace_tab); 1650 for (i = 0; i < NTX_SCHED; ++i) 1651 t4_get_tx_sched(padap, i, &hw_sched_buff->kbps[i], 1652 &hw_sched_buff->ipg[i], true); 1653 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1654} 1655 1656int cudbg_collect_tp_indirect(struct cudbg_init *pdbg_init, 1657 struct cudbg_buffer *dbg_buff, 1658 struct cudbg_error *cudbg_err) 1659{ 1660 struct adapter *padap = pdbg_init->adap; 1661 struct cudbg_buffer temp_buff = { 0 }; 1662 struct ireg_buf *ch_tp_pio; 1663 int i, rc, n = 0; 1664 u32 size; 1665 1666 if (is_t5(padap->params.chip)) 1667 n = sizeof(t5_tp_pio_array) + 1668 sizeof(t5_tp_tm_pio_array) + 1669 sizeof(t5_tp_mib_index_array); 1670 else 1671 n = sizeof(t6_tp_pio_array) + 1672 sizeof(t6_tp_tm_pio_array) + 1673 sizeof(t6_tp_mib_index_array); 1674 1675 n = n / (IREG_NUM_ELEM * sizeof(u32)); 1676 size = sizeof(struct ireg_buf) * n; 1677 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 1678 if (rc) 1679 return rc; 1680 1681 ch_tp_pio = (struct ireg_buf *)temp_buff.data; 1682 1683 /* TP_PIO */ 1684 if (is_t5(padap->params.chip)) 1685 n = sizeof(t5_tp_pio_array) / (IREG_NUM_ELEM * sizeof(u32)); 1686 else if (is_t6(padap->params.chip)) 1687 n = sizeof(t6_tp_pio_array) / (IREG_NUM_ELEM * sizeof(u32)); 1688 1689 for (i = 0; i < n; i++) { 1690 struct ireg_field *tp_pio = &ch_tp_pio->tp_pio; 1691 u32 *buff = ch_tp_pio->outbuf; 1692 1693 if (is_t5(padap->params.chip)) { 1694 tp_pio->ireg_addr = t5_tp_pio_array[i][0]; 1695 tp_pio->ireg_data = t5_tp_pio_array[i][1]; 1696 tp_pio->ireg_local_offset = t5_tp_pio_array[i][2]; 1697 tp_pio->ireg_offset_range = t5_tp_pio_array[i][3]; 1698 } else if (is_t6(padap->params.chip)) { 1699 tp_pio->ireg_addr = t6_tp_pio_array[i][0]; 1700 tp_pio->ireg_data = t6_tp_pio_array[i][1]; 1701 tp_pio->ireg_local_offset = t6_tp_pio_array[i][2]; 1702 tp_pio->ireg_offset_range = t6_tp_pio_array[i][3]; 1703 } 1704 t4_tp_pio_read(padap, buff, tp_pio->ireg_offset_range, 1705 tp_pio->ireg_local_offset, true); 1706 ch_tp_pio++; 1707 } 1708 1709 /* TP_TM_PIO */ 1710 if (is_t5(padap->params.chip)) 1711 n = sizeof(t5_tp_tm_pio_array) / (IREG_NUM_ELEM * sizeof(u32)); 1712 else if (is_t6(padap->params.chip)) 1713 n = sizeof(t6_tp_tm_pio_array) / (IREG_NUM_ELEM * sizeof(u32)); 1714 1715 for (i = 0; i < n; i++) { 1716 struct ireg_field *tp_pio = &ch_tp_pio->tp_pio; 1717 u32 *buff = ch_tp_pio->outbuf; 1718 1719 if (is_t5(padap->params.chip)) { 1720 tp_pio->ireg_addr = t5_tp_tm_pio_array[i][0]; 1721 tp_pio->ireg_data = t5_tp_tm_pio_array[i][1]; 1722 tp_pio->ireg_local_offset = t5_tp_tm_pio_array[i][2]; 1723 tp_pio->ireg_offset_range = t5_tp_tm_pio_array[i][3]; 1724 } else if (is_t6(padap->params.chip)) { 1725 tp_pio->ireg_addr = t6_tp_tm_pio_array[i][0]; 1726 tp_pio->ireg_data = t6_tp_tm_pio_array[i][1]; 1727 tp_pio->ireg_local_offset = t6_tp_tm_pio_array[i][2]; 1728 tp_pio->ireg_offset_range = t6_tp_tm_pio_array[i][3]; 1729 } 1730 t4_tp_tm_pio_read(padap, buff, tp_pio->ireg_offset_range, 1731 tp_pio->ireg_local_offset, true); 1732 ch_tp_pio++; 1733 } 1734 1735 /* TP_MIB_INDEX */ 1736 if (is_t5(padap->params.chip)) 1737 n = sizeof(t5_tp_mib_index_array) / 1738 (IREG_NUM_ELEM * sizeof(u32)); 1739 else if (is_t6(padap->params.chip)) 1740 n = sizeof(t6_tp_mib_index_array) / 1741 (IREG_NUM_ELEM * sizeof(u32)); 1742 1743 for (i = 0; i < n ; i++) { 1744 struct ireg_field *tp_pio = &ch_tp_pio->tp_pio; 1745 u32 *buff = ch_tp_pio->outbuf; 1746 1747 if (is_t5(padap->params.chip)) { 1748 tp_pio->ireg_addr = t5_tp_mib_index_array[i][0]; 1749 tp_pio->ireg_data = t5_tp_mib_index_array[i][1]; 1750 tp_pio->ireg_local_offset = 1751 t5_tp_mib_index_array[i][2]; 1752 tp_pio->ireg_offset_range = 1753 t5_tp_mib_index_array[i][3]; 1754 } else if (is_t6(padap->params.chip)) { 1755 tp_pio->ireg_addr = t6_tp_mib_index_array[i][0]; 1756 tp_pio->ireg_data = t6_tp_mib_index_array[i][1]; 1757 tp_pio->ireg_local_offset = 1758 t6_tp_mib_index_array[i][2]; 1759 tp_pio->ireg_offset_range = 1760 t6_tp_mib_index_array[i][3]; 1761 } 1762 t4_tp_mib_read(padap, buff, tp_pio->ireg_offset_range, 1763 tp_pio->ireg_local_offset, true); 1764 ch_tp_pio++; 1765 } 1766 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1767} 1768 1769static void cudbg_read_sge_qbase_indirect_reg(struct adapter *padap, 1770 struct sge_qbase_reg_field *qbase, 1771 u32 func, bool is_pf) 1772{ 1773 u32 *buff, i; 1774 1775 if (is_pf) { 1776 buff = qbase->pf_data_value[func]; 1777 } else { 1778 buff = qbase->vf_data_value[func]; 1779 /* In SGE_QBASE_INDEX, 1780 * Entries 0->7 are PF0->7, Entries 8->263 are VFID0->256. 1781 */ 1782 func += 8; 1783 } 1784 1785 t4_write_reg(padap, qbase->reg_addr, func); 1786 for (i = 0; i < SGE_QBASE_DATA_REG_NUM; i++, buff++) 1787 *buff = t4_read_reg(padap, qbase->reg_data[i]); 1788} 1789 1790int cudbg_collect_sge_indirect(struct cudbg_init *pdbg_init, 1791 struct cudbg_buffer *dbg_buff, 1792 struct cudbg_error *cudbg_err) 1793{ 1794 struct adapter *padap = pdbg_init->adap; 1795 struct cudbg_buffer temp_buff = { 0 }; 1796 struct sge_qbase_reg_field *sge_qbase; 1797 struct ireg_buf *ch_sge_dbg; 1798 u8 padap_running = 0; 1799 int i, rc; 1800 u32 size; 1801 1802 /* Accessing SGE_QBASE_MAP[0-3] and SGE_QBASE_INDEX regs can 1803 * lead to SGE missing doorbells under heavy traffic. So, only 1804 * collect them when adapter is idle. 1805 */ 1806 for_each_port(padap, i) { 1807 padap_running = netif_running(padap->port[i]); 1808 if (padap_running) 1809 break; 1810 } 1811 1812 size = sizeof(*ch_sge_dbg) * 2; 1813 if (!padap_running) 1814 size += sizeof(*sge_qbase); 1815 1816 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 1817 if (rc) 1818 return rc; 1819 1820 ch_sge_dbg = (struct ireg_buf *)temp_buff.data; 1821 for (i = 0; i < 2; i++) { 1822 struct ireg_field *sge_pio = &ch_sge_dbg->tp_pio; 1823 u32 *buff = ch_sge_dbg->outbuf; 1824 1825 sge_pio->ireg_addr = t5_sge_dbg_index_array[i][0]; 1826 sge_pio->ireg_data = t5_sge_dbg_index_array[i][1]; 1827 sge_pio->ireg_local_offset = t5_sge_dbg_index_array[i][2]; 1828 sge_pio->ireg_offset_range = t5_sge_dbg_index_array[i][3]; 1829 t4_read_indirect(padap, 1830 sge_pio->ireg_addr, 1831 sge_pio->ireg_data, 1832 buff, 1833 sge_pio->ireg_offset_range, 1834 sge_pio->ireg_local_offset); 1835 ch_sge_dbg++; 1836 } 1837 1838 if (CHELSIO_CHIP_VERSION(padap->params.chip) > CHELSIO_T5 && 1839 !padap_running) { 1840 sge_qbase = (struct sge_qbase_reg_field *)ch_sge_dbg; 1841 /* 1 addr reg SGE_QBASE_INDEX and 4 data reg 1842 * SGE_QBASE_MAP[0-3] 1843 */ 1844 sge_qbase->reg_addr = t6_sge_qbase_index_array[0]; 1845 for (i = 0; i < SGE_QBASE_DATA_REG_NUM; i++) 1846 sge_qbase->reg_data[i] = 1847 t6_sge_qbase_index_array[i + 1]; 1848 1849 for (i = 0; i <= PCIE_FW_MASTER_M; i++) 1850 cudbg_read_sge_qbase_indirect_reg(padap, sge_qbase, 1851 i, true); 1852 1853 for (i = 0; i < padap->params.arch.vfcount; i++) 1854 cudbg_read_sge_qbase_indirect_reg(padap, sge_qbase, 1855 i, false); 1856 1857 sge_qbase->vfcount = padap->params.arch.vfcount; 1858 } 1859 1860 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1861} 1862 1863int cudbg_collect_ulprx_la(struct cudbg_init *pdbg_init, 1864 struct cudbg_buffer *dbg_buff, 1865 struct cudbg_error *cudbg_err) 1866{ 1867 struct adapter *padap = pdbg_init->adap; 1868 struct cudbg_buffer temp_buff = { 0 }; 1869 struct cudbg_ulprx_la *ulprx_la_buff; 1870 int rc; 1871 1872 rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_ulprx_la), 1873 &temp_buff); 1874 if (rc) 1875 return rc; 1876 1877 ulprx_la_buff = (struct cudbg_ulprx_la *)temp_buff.data; 1878 t4_ulprx_read_la(padap, (u32 *)ulprx_la_buff->data); 1879 ulprx_la_buff->size = ULPRX_LA_SIZE; 1880 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1881} 1882 1883int cudbg_collect_tp_la(struct cudbg_init *pdbg_init, 1884 struct cudbg_buffer *dbg_buff, 1885 struct cudbg_error *cudbg_err) 1886{ 1887 struct adapter *padap = pdbg_init->adap; 1888 struct cudbg_buffer temp_buff = { 0 }; 1889 struct cudbg_tp_la *tp_la_buff; 1890 int size, rc; 1891 1892 size = sizeof(struct cudbg_tp_la) + TPLA_SIZE * sizeof(u64); 1893 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 1894 if (rc) 1895 return rc; 1896 1897 tp_la_buff = (struct cudbg_tp_la *)temp_buff.data; 1898 tp_la_buff->mode = DBGLAMODE_G(t4_read_reg(padap, TP_DBG_LA_CONFIG_A)); 1899 t4_tp_read_la(padap, (u64 *)tp_la_buff->data, NULL); 1900 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1901} 1902 1903int cudbg_collect_meminfo(struct cudbg_init *pdbg_init, 1904 struct cudbg_buffer *dbg_buff, 1905 struct cudbg_error *cudbg_err) 1906{ 1907 struct adapter *padap = pdbg_init->adap; 1908 struct cudbg_buffer temp_buff = { 0 }; 1909 struct cudbg_meminfo *meminfo_buff; 1910 struct cudbg_ver_hdr *ver_hdr; 1911 int rc; 1912 1913 rc = cudbg_get_buff(pdbg_init, dbg_buff, 1914 sizeof(struct cudbg_ver_hdr) + 1915 sizeof(struct cudbg_meminfo), 1916 &temp_buff); 1917 if (rc) 1918 return rc; 1919 1920 ver_hdr = (struct cudbg_ver_hdr *)temp_buff.data; 1921 ver_hdr->signature = CUDBG_ENTITY_SIGNATURE; 1922 ver_hdr->revision = CUDBG_MEMINFO_REV; 1923 ver_hdr->size = sizeof(struct cudbg_meminfo); 1924 1925 meminfo_buff = (struct cudbg_meminfo *)(temp_buff.data + 1926 sizeof(*ver_hdr)); 1927 rc = cudbg_fill_meminfo(padap, meminfo_buff); 1928 if (rc) { 1929 cudbg_err->sys_err = rc; 1930 cudbg_put_buff(pdbg_init, &temp_buff); 1931 return rc; 1932 } 1933 1934 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1935} 1936 1937int cudbg_collect_cim_pif_la(struct cudbg_init *pdbg_init, 1938 struct cudbg_buffer *dbg_buff, 1939 struct cudbg_error *cudbg_err) 1940{ 1941 struct cudbg_cim_pif_la *cim_pif_la_buff; 1942 struct adapter *padap = pdbg_init->adap; 1943 struct cudbg_buffer temp_buff = { 0 }; 1944 int size, rc; 1945 1946 size = sizeof(struct cudbg_cim_pif_la) + 1947 2 * CIM_PIFLA_SIZE * 6 * sizeof(u32); 1948 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 1949 if (rc) 1950 return rc; 1951 1952 cim_pif_la_buff = (struct cudbg_cim_pif_la *)temp_buff.data; 1953 cim_pif_la_buff->size = CIM_PIFLA_SIZE; 1954 t4_cim_read_pif_la(padap, (u32 *)cim_pif_la_buff->data, 1955 (u32 *)cim_pif_la_buff->data + 6 * CIM_PIFLA_SIZE, 1956 NULL, NULL); 1957 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 1958} 1959 1960int cudbg_collect_clk_info(struct cudbg_init *pdbg_init, 1961 struct cudbg_buffer *dbg_buff, 1962 struct cudbg_error *cudbg_err) 1963{ 1964 struct adapter *padap = pdbg_init->adap; 1965 struct cudbg_buffer temp_buff = { 0 }; 1966 struct cudbg_clk_info *clk_info_buff; 1967 u64 tp_tick_us; 1968 int rc; 1969 1970 if (!padap->params.vpd.cclk) 1971 return CUDBG_STATUS_CCLK_NOT_DEFINED; 1972 1973 rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_clk_info), 1974 &temp_buff); 1975 if (rc) 1976 return rc; 1977 1978 clk_info_buff = (struct cudbg_clk_info *)temp_buff.data; 1979 clk_info_buff->cclk_ps = 1000000000 / padap->params.vpd.cclk; /* psec */ 1980 clk_info_buff->res = t4_read_reg(padap, TP_TIMER_RESOLUTION_A); 1981 clk_info_buff->tre = TIMERRESOLUTION_G(clk_info_buff->res); 1982 clk_info_buff->dack_re = DELAYEDACKRESOLUTION_G(clk_info_buff->res); 1983 tp_tick_us = (clk_info_buff->cclk_ps << clk_info_buff->tre) / 1000000; 1984 1985 clk_info_buff->dack_timer = 1986 (clk_info_buff->cclk_ps << clk_info_buff->dack_re) / 1000000 * 1987 t4_read_reg(padap, TP_DACK_TIMER_A); 1988 clk_info_buff->retransmit_min = 1989 tp_tick_us * t4_read_reg(padap, TP_RXT_MIN_A); 1990 clk_info_buff->retransmit_max = 1991 tp_tick_us * t4_read_reg(padap, TP_RXT_MAX_A); 1992 clk_info_buff->persist_timer_min = 1993 tp_tick_us * t4_read_reg(padap, TP_PERS_MIN_A); 1994 clk_info_buff->persist_timer_max = 1995 tp_tick_us * t4_read_reg(padap, TP_PERS_MAX_A); 1996 clk_info_buff->keepalive_idle_timer = 1997 tp_tick_us * t4_read_reg(padap, TP_KEEP_IDLE_A); 1998 clk_info_buff->keepalive_interval = 1999 tp_tick_us * t4_read_reg(padap, TP_KEEP_INTVL_A); 2000 clk_info_buff->initial_srtt = 2001 tp_tick_us * INITSRTT_G(t4_read_reg(padap, TP_INIT_SRTT_A)); 2002 clk_info_buff->finwait2_timer = 2003 tp_tick_us * t4_read_reg(padap, TP_FINWAIT2_TIMER_A); 2004 2005 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2006} 2007 2008int cudbg_collect_pcie_indirect(struct cudbg_init *pdbg_init, 2009 struct cudbg_buffer *dbg_buff, 2010 struct cudbg_error *cudbg_err) 2011{ 2012 struct adapter *padap = pdbg_init->adap; 2013 struct cudbg_buffer temp_buff = { 0 }; 2014 struct ireg_buf *ch_pcie; 2015 int i, rc, n; 2016 u32 size; 2017 2018 n = sizeof(t5_pcie_pdbg_array) / (IREG_NUM_ELEM * sizeof(u32)); 2019 size = sizeof(struct ireg_buf) * n * 2; 2020 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2021 if (rc) 2022 return rc; 2023 2024 ch_pcie = (struct ireg_buf *)temp_buff.data; 2025 /* PCIE_PDBG */ 2026 for (i = 0; i < n; i++) { 2027 struct ireg_field *pcie_pio = &ch_pcie->tp_pio; 2028 u32 *buff = ch_pcie->outbuf; 2029 2030 pcie_pio->ireg_addr = t5_pcie_pdbg_array[i][0]; 2031 pcie_pio->ireg_data = t5_pcie_pdbg_array[i][1]; 2032 pcie_pio->ireg_local_offset = t5_pcie_pdbg_array[i][2]; 2033 pcie_pio->ireg_offset_range = t5_pcie_pdbg_array[i][3]; 2034 t4_read_indirect(padap, 2035 pcie_pio->ireg_addr, 2036 pcie_pio->ireg_data, 2037 buff, 2038 pcie_pio->ireg_offset_range, 2039 pcie_pio->ireg_local_offset); 2040 ch_pcie++; 2041 } 2042 2043 /* PCIE_CDBG */ 2044 n = sizeof(t5_pcie_cdbg_array) / (IREG_NUM_ELEM * sizeof(u32)); 2045 for (i = 0; i < n; i++) { 2046 struct ireg_field *pcie_pio = &ch_pcie->tp_pio; 2047 u32 *buff = ch_pcie->outbuf; 2048 2049 pcie_pio->ireg_addr = t5_pcie_cdbg_array[i][0]; 2050 pcie_pio->ireg_data = t5_pcie_cdbg_array[i][1]; 2051 pcie_pio->ireg_local_offset = t5_pcie_cdbg_array[i][2]; 2052 pcie_pio->ireg_offset_range = t5_pcie_cdbg_array[i][3]; 2053 t4_read_indirect(padap, 2054 pcie_pio->ireg_addr, 2055 pcie_pio->ireg_data, 2056 buff, 2057 pcie_pio->ireg_offset_range, 2058 pcie_pio->ireg_local_offset); 2059 ch_pcie++; 2060 } 2061 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2062} 2063 2064int cudbg_collect_pm_indirect(struct cudbg_init *pdbg_init, 2065 struct cudbg_buffer *dbg_buff, 2066 struct cudbg_error *cudbg_err) 2067{ 2068 struct adapter *padap = pdbg_init->adap; 2069 struct cudbg_buffer temp_buff = { 0 }; 2070 struct ireg_buf *ch_pm; 2071 int i, rc, n; 2072 u32 size; 2073 2074 n = sizeof(t5_pm_rx_array) / (IREG_NUM_ELEM * sizeof(u32)); 2075 size = sizeof(struct ireg_buf) * n * 2; 2076 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2077 if (rc) 2078 return rc; 2079 2080 ch_pm = (struct ireg_buf *)temp_buff.data; 2081 /* PM_RX */ 2082 for (i = 0; i < n; i++) { 2083 struct ireg_field *pm_pio = &ch_pm->tp_pio; 2084 u32 *buff = ch_pm->outbuf; 2085 2086 pm_pio->ireg_addr = t5_pm_rx_array[i][0]; 2087 pm_pio->ireg_data = t5_pm_rx_array[i][1]; 2088 pm_pio->ireg_local_offset = t5_pm_rx_array[i][2]; 2089 pm_pio->ireg_offset_range = t5_pm_rx_array[i][3]; 2090 t4_read_indirect(padap, 2091 pm_pio->ireg_addr, 2092 pm_pio->ireg_data, 2093 buff, 2094 pm_pio->ireg_offset_range, 2095 pm_pio->ireg_local_offset); 2096 ch_pm++; 2097 } 2098 2099 /* PM_TX */ 2100 n = sizeof(t5_pm_tx_array) / (IREG_NUM_ELEM * sizeof(u32)); 2101 for (i = 0; i < n; i++) { 2102 struct ireg_field *pm_pio = &ch_pm->tp_pio; 2103 u32 *buff = ch_pm->outbuf; 2104 2105 pm_pio->ireg_addr = t5_pm_tx_array[i][0]; 2106 pm_pio->ireg_data = t5_pm_tx_array[i][1]; 2107 pm_pio->ireg_local_offset = t5_pm_tx_array[i][2]; 2108 pm_pio->ireg_offset_range = t5_pm_tx_array[i][3]; 2109 t4_read_indirect(padap, 2110 pm_pio->ireg_addr, 2111 pm_pio->ireg_data, 2112 buff, 2113 pm_pio->ireg_offset_range, 2114 pm_pio->ireg_local_offset); 2115 ch_pm++; 2116 } 2117 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2118} 2119 2120int cudbg_collect_tid(struct cudbg_init *pdbg_init, 2121 struct cudbg_buffer *dbg_buff, 2122 struct cudbg_error *cudbg_err) 2123{ 2124 struct adapter *padap = pdbg_init->adap; 2125 struct cudbg_tid_info_region_rev1 *tid1; 2126 struct cudbg_buffer temp_buff = { 0 }; 2127 struct cudbg_tid_info_region *tid; 2128 u32 para[2], val[2]; 2129 int rc; 2130 2131 rc = cudbg_get_buff(pdbg_init, dbg_buff, 2132 sizeof(struct cudbg_tid_info_region_rev1), 2133 &temp_buff); 2134 if (rc) 2135 return rc; 2136 2137 tid1 = (struct cudbg_tid_info_region_rev1 *)temp_buff.data; 2138 tid = &tid1->tid; 2139 tid1->ver_hdr.signature = CUDBG_ENTITY_SIGNATURE; 2140 tid1->ver_hdr.revision = CUDBG_TID_INFO_REV; 2141 tid1->ver_hdr.size = sizeof(struct cudbg_tid_info_region_rev1) - 2142 sizeof(struct cudbg_ver_hdr); 2143 2144 /* If firmware is not attached/alive, use backdoor register 2145 * access to collect dump. 2146 */ 2147 if (!is_fw_attached(pdbg_init)) 2148 goto fill_tid; 2149 2150#define FW_PARAM_PFVF_A(param) \ 2151 (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_PFVF) | \ 2152 FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_PFVF_##param) | \ 2153 FW_PARAMS_PARAM_Y_V(0) | \ 2154 FW_PARAMS_PARAM_Z_V(0)) 2155 2156 para[0] = FW_PARAM_PFVF_A(ETHOFLD_START); 2157 para[1] = FW_PARAM_PFVF_A(ETHOFLD_END); 2158 rc = t4_query_params(padap, padap->mbox, padap->pf, 0, 2, para, val); 2159 if (rc < 0) { 2160 cudbg_err->sys_err = rc; 2161 cudbg_put_buff(pdbg_init, &temp_buff); 2162 return rc; 2163 } 2164 tid->uotid_base = val[0]; 2165 tid->nuotids = val[1] - val[0] + 1; 2166 2167 if (is_t5(padap->params.chip)) { 2168 tid->sb = t4_read_reg(padap, LE_DB_SERVER_INDEX_A) / 4; 2169 } else if (is_t6(padap->params.chip)) { 2170 tid1->tid_start = 2171 t4_read_reg(padap, LE_DB_ACTIVE_TABLE_START_INDEX_A); 2172 tid->sb = t4_read_reg(padap, LE_DB_SRVR_START_INDEX_A); 2173 2174 para[0] = FW_PARAM_PFVF_A(HPFILTER_START); 2175 para[1] = FW_PARAM_PFVF_A(HPFILTER_END); 2176 rc = t4_query_params(padap, padap->mbox, padap->pf, 0, 2, 2177 para, val); 2178 if (rc < 0) { 2179 cudbg_err->sys_err = rc; 2180 cudbg_put_buff(pdbg_init, &temp_buff); 2181 return rc; 2182 } 2183 tid->hpftid_base = val[0]; 2184 tid->nhpftids = val[1] - val[0] + 1; 2185 } 2186 2187#undef FW_PARAM_PFVF_A 2188 2189fill_tid: 2190 tid->ntids = padap->tids.ntids; 2191 tid->nstids = padap->tids.nstids; 2192 tid->stid_base = padap->tids.stid_base; 2193 tid->hash_base = padap->tids.hash_base; 2194 2195 tid->natids = padap->tids.natids; 2196 tid->nftids = padap->tids.nftids; 2197 tid->ftid_base = padap->tids.ftid_base; 2198 tid->aftid_base = padap->tids.aftid_base; 2199 tid->aftid_end = padap->tids.aftid_end; 2200 2201 tid->sftid_base = padap->tids.sftid_base; 2202 tid->nsftids = padap->tids.nsftids; 2203 2204 tid->flags = padap->flags; 2205 tid->le_db_conf = t4_read_reg(padap, LE_DB_CONFIG_A); 2206 tid->ip_users = t4_read_reg(padap, LE_DB_ACT_CNT_IPV4_A); 2207 tid->ipv6_users = t4_read_reg(padap, LE_DB_ACT_CNT_IPV6_A); 2208 2209 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2210} 2211 2212int cudbg_collect_pcie_config(struct cudbg_init *pdbg_init, 2213 struct cudbg_buffer *dbg_buff, 2214 struct cudbg_error *cudbg_err) 2215{ 2216 struct adapter *padap = pdbg_init->adap; 2217 struct cudbg_buffer temp_buff = { 0 }; 2218 u32 size, *value, j; 2219 int i, rc, n; 2220 2221 size = sizeof(u32) * CUDBG_NUM_PCIE_CONFIG_REGS; 2222 n = sizeof(t5_pcie_config_array) / (2 * sizeof(u32)); 2223 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2224 if (rc) 2225 return rc; 2226 2227 value = (u32 *)temp_buff.data; 2228 for (i = 0; i < n; i++) { 2229 for (j = t5_pcie_config_array[i][0]; 2230 j <= t5_pcie_config_array[i][1]; j += 4) { 2231 t4_hw_pci_read_cfg4(padap, j, value); 2232 value++; 2233 } 2234 } 2235 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2236} 2237 2238static int cudbg_sge_ctxt_check_valid(u32 *buf, int type) 2239{ 2240 int index, bit, bit_pos = 0; 2241 2242 switch (type) { 2243 case CTXT_EGRESS: 2244 bit_pos = 176; 2245 break; 2246 case CTXT_INGRESS: 2247 bit_pos = 141; 2248 break; 2249 case CTXT_FLM: 2250 bit_pos = 89; 2251 break; 2252 } 2253 index = bit_pos / 32; 2254 bit = bit_pos % 32; 2255 return buf[index] & (1U << bit); 2256} 2257 2258static int cudbg_get_ctxt_region_info(struct adapter *padap, 2259 struct cudbg_region_info *ctx_info, 2260 u8 *mem_type) 2261{ 2262 struct cudbg_mem_desc mem_desc; 2263 struct cudbg_meminfo meminfo; 2264 u32 i, j, value, found; 2265 u8 flq; 2266 int rc; 2267 2268 rc = cudbg_fill_meminfo(padap, &meminfo); 2269 if (rc) 2270 return rc; 2271 2272 /* Get EGRESS and INGRESS context region size */ 2273 for (i = CTXT_EGRESS; i <= CTXT_INGRESS; i++) { 2274 found = 0; 2275 memset(&mem_desc, 0, sizeof(struct cudbg_mem_desc)); 2276 for (j = 0; j < ARRAY_SIZE(meminfo.avail); j++) { 2277 rc = cudbg_get_mem_region(padap, &meminfo, j, 2278 cudbg_region[i], 2279 &mem_desc); 2280 if (!rc) { 2281 found = 1; 2282 rc = cudbg_get_mem_relative(padap, &meminfo, j, 2283 &mem_desc.base, 2284 &mem_desc.limit); 2285 if (rc) { 2286 ctx_info[i].exist = false; 2287 break; 2288 } 2289 ctx_info[i].exist = true; 2290 ctx_info[i].start = mem_desc.base; 2291 ctx_info[i].end = mem_desc.limit; 2292 mem_type[i] = j; 2293 break; 2294 } 2295 } 2296 if (!found) 2297 ctx_info[i].exist = false; 2298 } 2299 2300 /* Get FLM and CNM max qid. */ 2301 value = t4_read_reg(padap, SGE_FLM_CFG_A); 2302 2303 /* Get number of data freelist queues */ 2304 flq = HDRSTARTFLQ_G(value); 2305 ctx_info[CTXT_FLM].exist = true; 2306 ctx_info[CTXT_FLM].end = (CUDBG_MAX_FL_QIDS >> flq) * SGE_CTXT_SIZE; 2307 2308 /* The number of CONM contexts are same as number of freelist 2309 * queues. 2310 */ 2311 ctx_info[CTXT_CNM].exist = true; 2312 ctx_info[CTXT_CNM].end = ctx_info[CTXT_FLM].end; 2313 2314 return 0; 2315} 2316 2317int cudbg_dump_context_size(struct adapter *padap) 2318{ 2319 struct cudbg_region_info region_info[CTXT_CNM + 1] = { {0} }; 2320 u8 mem_type[CTXT_INGRESS + 1] = { 0 }; 2321 u32 i, size = 0; 2322 int rc; 2323 2324 /* Get max valid qid for each type of queue */ 2325 rc = cudbg_get_ctxt_region_info(padap, region_info, mem_type); 2326 if (rc) 2327 return rc; 2328 2329 for (i = 0; i < CTXT_CNM; i++) { 2330 if (!region_info[i].exist) { 2331 if (i == CTXT_EGRESS || i == CTXT_INGRESS) 2332 size += CUDBG_LOWMEM_MAX_CTXT_QIDS * 2333 SGE_CTXT_SIZE; 2334 continue; 2335 } 2336 2337 size += (region_info[i].end - region_info[i].start + 1) / 2338 SGE_CTXT_SIZE; 2339 } 2340 return size * sizeof(struct cudbg_ch_cntxt); 2341} 2342 2343static void cudbg_read_sge_ctxt(struct cudbg_init *pdbg_init, u32 cid, 2344 enum ctxt_type ctype, u32 *data) 2345{ 2346 struct adapter *padap = pdbg_init->adap; 2347 int rc = -1; 2348 2349 /* Under heavy traffic, the SGE Queue contexts registers will be 2350 * frequently accessed by firmware. 2351 * 2352 * To avoid conflicts with firmware, always ask firmware to fetch 2353 * the SGE Queue contexts via mailbox. On failure, fallback to 2354 * accessing hardware registers directly. 2355 */ 2356 if (is_fw_attached(pdbg_init)) 2357 rc = t4_sge_ctxt_rd(padap, padap->mbox, cid, ctype, data); 2358 if (rc) 2359 t4_sge_ctxt_rd_bd(padap, cid, ctype, data); 2360} 2361 2362static void cudbg_get_sge_ctxt_fw(struct cudbg_init *pdbg_init, u32 max_qid, 2363 u8 ctxt_type, 2364 struct cudbg_ch_cntxt **out_buff) 2365{ 2366 struct cudbg_ch_cntxt *buff = *out_buff; 2367 int rc; 2368 u32 j; 2369 2370 for (j = 0; j < max_qid; j++) { 2371 cudbg_read_sge_ctxt(pdbg_init, j, ctxt_type, buff->data); 2372 rc = cudbg_sge_ctxt_check_valid(buff->data, ctxt_type); 2373 if (!rc) 2374 continue; 2375 2376 buff->cntxt_type = ctxt_type; 2377 buff->cntxt_id = j; 2378 buff++; 2379 if (ctxt_type == CTXT_FLM) { 2380 cudbg_read_sge_ctxt(pdbg_init, j, CTXT_CNM, buff->data); 2381 buff->cntxt_type = CTXT_CNM; 2382 buff->cntxt_id = j; 2383 buff++; 2384 } 2385 } 2386 2387 *out_buff = buff; 2388} 2389 2390int cudbg_collect_dump_context(struct cudbg_init *pdbg_init, 2391 struct cudbg_buffer *dbg_buff, 2392 struct cudbg_error *cudbg_err) 2393{ 2394 struct cudbg_region_info region_info[CTXT_CNM + 1] = { {0} }; 2395 struct adapter *padap = pdbg_init->adap; 2396 u32 j, size, max_ctx_size, max_ctx_qid; 2397 u8 mem_type[CTXT_INGRESS + 1] = { 0 }; 2398 struct cudbg_buffer temp_buff = { 0 }; 2399 struct cudbg_ch_cntxt *buff; 2400 u8 *ctx_buf; 2401 u8 i, k; 2402 int rc; 2403 2404 /* Get max valid qid for each type of queue */ 2405 rc = cudbg_get_ctxt_region_info(padap, region_info, mem_type); 2406 if (rc) 2407 return rc; 2408 2409 rc = cudbg_dump_context_size(padap); 2410 if (rc <= 0) 2411 return CUDBG_STATUS_ENTITY_NOT_FOUND; 2412 2413 size = rc; 2414 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2415 if (rc) 2416 return rc; 2417 2418 /* Get buffer with enough space to read the biggest context 2419 * region in memory. 2420 */ 2421 max_ctx_size = max(region_info[CTXT_EGRESS].end - 2422 region_info[CTXT_EGRESS].start + 1, 2423 region_info[CTXT_INGRESS].end - 2424 region_info[CTXT_INGRESS].start + 1); 2425 2426 ctx_buf = kvzalloc(max_ctx_size, GFP_KERNEL); 2427 if (!ctx_buf) { 2428 cudbg_put_buff(pdbg_init, &temp_buff); 2429 return -ENOMEM; 2430 } 2431 2432 buff = (struct cudbg_ch_cntxt *)temp_buff.data; 2433 2434 /* Collect EGRESS and INGRESS context data. 2435 * In case of failures, fallback to collecting via FW or 2436 * backdoor access. 2437 */ 2438 for (i = CTXT_EGRESS; i <= CTXT_INGRESS; i++) { 2439 if (!region_info[i].exist) { 2440 max_ctx_qid = CUDBG_LOWMEM_MAX_CTXT_QIDS; 2441 cudbg_get_sge_ctxt_fw(pdbg_init, max_ctx_qid, i, 2442 &buff); 2443 continue; 2444 } 2445 2446 max_ctx_size = region_info[i].end - region_info[i].start + 1; 2447 max_ctx_qid = max_ctx_size / SGE_CTXT_SIZE; 2448 2449 /* If firmware is not attached/alive, use backdoor register 2450 * access to collect dump. 2451 */ 2452 if (is_fw_attached(pdbg_init)) { 2453 t4_sge_ctxt_flush(padap, padap->mbox, i); 2454 2455 rc = t4_memory_rw(padap, MEMWIN_NIC, mem_type[i], 2456 region_info[i].start, max_ctx_size, 2457 (__be32 *)ctx_buf, 1); 2458 } 2459 2460 if (rc || !is_fw_attached(pdbg_init)) { 2461 max_ctx_qid = CUDBG_LOWMEM_MAX_CTXT_QIDS; 2462 cudbg_get_sge_ctxt_fw(pdbg_init, max_ctx_qid, i, 2463 &buff); 2464 continue; 2465 } 2466 2467 for (j = 0; j < max_ctx_qid; j++) { 2468 __be64 *dst_off; 2469 u64 *src_off; 2470 2471 src_off = (u64 *)(ctx_buf + j * SGE_CTXT_SIZE); 2472 dst_off = (__be64 *)buff->data; 2473 2474 /* The data is stored in 64-bit cpu order. Convert it 2475 * to big endian before parsing. 2476 */ 2477 for (k = 0; k < SGE_CTXT_SIZE / sizeof(u64); k++) 2478 dst_off[k] = cpu_to_be64(src_off[k]); 2479 2480 rc = cudbg_sge_ctxt_check_valid(buff->data, i); 2481 if (!rc) 2482 continue; 2483 2484 buff->cntxt_type = i; 2485 buff->cntxt_id = j; 2486 buff++; 2487 } 2488 } 2489 2490 kvfree(ctx_buf); 2491 2492 /* Collect FREELIST and CONGESTION MANAGER contexts */ 2493 max_ctx_size = region_info[CTXT_FLM].end - 2494 region_info[CTXT_FLM].start + 1; 2495 max_ctx_qid = max_ctx_size / SGE_CTXT_SIZE; 2496 /* Since FLM and CONM are 1-to-1 mapped, the below function 2497 * will fetch both FLM and CONM contexts. 2498 */ 2499 cudbg_get_sge_ctxt_fw(pdbg_init, max_ctx_qid, CTXT_FLM, &buff); 2500 2501 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2502} 2503 2504static inline void cudbg_tcamxy2valmask(u64 x, u64 y, u8 *addr, u64 *mask) 2505{ 2506 *mask = x | y; 2507 y = (__force u64)cpu_to_be64(y); 2508 memcpy(addr, (char *)&y + 2, ETH_ALEN); 2509} 2510 2511static void cudbg_mps_rpl_backdoor(struct adapter *padap, 2512 struct fw_ldst_mps_rplc *mps_rplc) 2513{ 2514 if (is_t5(padap->params.chip)) { 2515 mps_rplc->rplc255_224 = htonl(t4_read_reg(padap, 2516 MPS_VF_RPLCT_MAP3_A)); 2517 mps_rplc->rplc223_192 = htonl(t4_read_reg(padap, 2518 MPS_VF_RPLCT_MAP2_A)); 2519 mps_rplc->rplc191_160 = htonl(t4_read_reg(padap, 2520 MPS_VF_RPLCT_MAP1_A)); 2521 mps_rplc->rplc159_128 = htonl(t4_read_reg(padap, 2522 MPS_VF_RPLCT_MAP0_A)); 2523 } else { 2524 mps_rplc->rplc255_224 = htonl(t4_read_reg(padap, 2525 MPS_VF_RPLCT_MAP7_A)); 2526 mps_rplc->rplc223_192 = htonl(t4_read_reg(padap, 2527 MPS_VF_RPLCT_MAP6_A)); 2528 mps_rplc->rplc191_160 = htonl(t4_read_reg(padap, 2529 MPS_VF_RPLCT_MAP5_A)); 2530 mps_rplc->rplc159_128 = htonl(t4_read_reg(padap, 2531 MPS_VF_RPLCT_MAP4_A)); 2532 } 2533 mps_rplc->rplc127_96 = htonl(t4_read_reg(padap, MPS_VF_RPLCT_MAP3_A)); 2534 mps_rplc->rplc95_64 = htonl(t4_read_reg(padap, MPS_VF_RPLCT_MAP2_A)); 2535 mps_rplc->rplc63_32 = htonl(t4_read_reg(padap, MPS_VF_RPLCT_MAP1_A)); 2536 mps_rplc->rplc31_0 = htonl(t4_read_reg(padap, MPS_VF_RPLCT_MAP0_A)); 2537} 2538 2539static int cudbg_collect_tcam_index(struct cudbg_init *pdbg_init, 2540 struct cudbg_mps_tcam *tcam, u32 idx) 2541{ 2542 struct adapter *padap = pdbg_init->adap; 2543 u64 tcamy, tcamx, val; 2544 u32 ctl, data2; 2545 int rc = 0; 2546 2547 if (CHELSIO_CHIP_VERSION(padap->params.chip) >= CHELSIO_T6) { 2548 /* CtlReqID - 1: use Host Driver Requester ID 2549 * CtlCmdType - 0: Read, 1: Write 2550 * CtlTcamSel - 0: TCAM0, 1: TCAM1 2551 * CtlXYBitSel- 0: Y bit, 1: X bit 2552 */ 2553 2554 /* Read tcamy */ 2555 ctl = CTLREQID_V(1) | CTLCMDTYPE_V(0) | CTLXYBITSEL_V(0); 2556 if (idx < 256) 2557 ctl |= CTLTCAMINDEX_V(idx) | CTLTCAMSEL_V(0); 2558 else 2559 ctl |= CTLTCAMINDEX_V(idx - 256) | CTLTCAMSEL_V(1); 2560 2561 t4_write_reg(padap, MPS_CLS_TCAM_DATA2_CTL_A, ctl); 2562 val = t4_read_reg(padap, MPS_CLS_TCAM_RDATA1_REQ_ID1_A); 2563 tcamy = DMACH_G(val) << 32; 2564 tcamy |= t4_read_reg(padap, MPS_CLS_TCAM_RDATA0_REQ_ID1_A); 2565 data2 = t4_read_reg(padap, MPS_CLS_TCAM_RDATA2_REQ_ID1_A); 2566 tcam->lookup_type = DATALKPTYPE_G(data2); 2567 2568 /* 0 - Outer header, 1 - Inner header 2569 * [71:48] bit locations are overloaded for 2570 * outer vs. inner lookup types. 2571 */ 2572 if (tcam->lookup_type && tcam->lookup_type != DATALKPTYPE_M) { 2573 /* Inner header VNI */ 2574 tcam->vniy = (data2 & DATAVIDH2_F) | DATAVIDH1_G(data2); 2575 tcam->vniy = (tcam->vniy << 16) | VIDL_G(val); 2576 tcam->dip_hit = data2 & DATADIPHIT_F; 2577 } else { 2578 tcam->vlan_vld = data2 & DATAVIDH2_F; 2579 tcam->ivlan = VIDL_G(val); 2580 } 2581 2582 tcam->port_num = DATAPORTNUM_G(data2); 2583 2584 /* Read tcamx. Change the control param */ 2585 ctl |= CTLXYBITSEL_V(1); 2586 t4_write_reg(padap, MPS_CLS_TCAM_DATA2_CTL_A, ctl); 2587 val = t4_read_reg(padap, MPS_CLS_TCAM_RDATA1_REQ_ID1_A); 2588 tcamx = DMACH_G(val) << 32; 2589 tcamx |= t4_read_reg(padap, MPS_CLS_TCAM_RDATA0_REQ_ID1_A); 2590 data2 = t4_read_reg(padap, MPS_CLS_TCAM_RDATA2_REQ_ID1_A); 2591 if (tcam->lookup_type && tcam->lookup_type != DATALKPTYPE_M) { 2592 /* Inner header VNI mask */ 2593 tcam->vnix = (data2 & DATAVIDH2_F) | DATAVIDH1_G(data2); 2594 tcam->vnix = (tcam->vnix << 16) | VIDL_G(val); 2595 } 2596 } else { 2597 tcamy = t4_read_reg64(padap, MPS_CLS_TCAM_Y_L(idx)); 2598 tcamx = t4_read_reg64(padap, MPS_CLS_TCAM_X_L(idx)); 2599 } 2600 2601 /* If no entry, return */ 2602 if (tcamx & tcamy) 2603 return rc; 2604 2605 tcam->cls_lo = t4_read_reg(padap, MPS_CLS_SRAM_L(idx)); 2606 tcam->cls_hi = t4_read_reg(padap, MPS_CLS_SRAM_H(idx)); 2607 2608 if (is_t5(padap->params.chip)) 2609 tcam->repli = (tcam->cls_lo & REPLICATE_F); 2610 else if (is_t6(padap->params.chip)) 2611 tcam->repli = (tcam->cls_lo & T6_REPLICATE_F); 2612 2613 if (tcam->repli) { 2614 struct fw_ldst_cmd ldst_cmd; 2615 struct fw_ldst_mps_rplc mps_rplc; 2616 2617 memset(&ldst_cmd, 0, sizeof(ldst_cmd)); 2618 ldst_cmd.op_to_addrspace = 2619 htonl(FW_CMD_OP_V(FW_LDST_CMD) | 2620 FW_CMD_REQUEST_F | FW_CMD_READ_F | 2621 FW_LDST_CMD_ADDRSPACE_V(FW_LDST_ADDRSPC_MPS)); 2622 ldst_cmd.cycles_to_len16 = htonl(FW_LEN16(ldst_cmd)); 2623 ldst_cmd.u.mps.rplc.fid_idx = 2624 htons(FW_LDST_CMD_FID_V(FW_LDST_MPS_RPLC) | 2625 FW_LDST_CMD_IDX_V(idx)); 2626 2627 /* If firmware is not attached/alive, use backdoor register 2628 * access to collect dump. 2629 */ 2630 if (is_fw_attached(pdbg_init)) 2631 rc = t4_wr_mbox(padap, padap->mbox, &ldst_cmd, 2632 sizeof(ldst_cmd), &ldst_cmd); 2633 2634 if (rc || !is_fw_attached(pdbg_init)) { 2635 cudbg_mps_rpl_backdoor(padap, &mps_rplc); 2636 /* Ignore error since we collected directly from 2637 * reading registers. 2638 */ 2639 rc = 0; 2640 } else { 2641 mps_rplc = ldst_cmd.u.mps.rplc; 2642 } 2643 2644 tcam->rplc[0] = ntohl(mps_rplc.rplc31_0); 2645 tcam->rplc[1] = ntohl(mps_rplc.rplc63_32); 2646 tcam->rplc[2] = ntohl(mps_rplc.rplc95_64); 2647 tcam->rplc[3] = ntohl(mps_rplc.rplc127_96); 2648 if (padap->params.arch.mps_rplc_size > CUDBG_MAX_RPLC_SIZE) { 2649 tcam->rplc[4] = ntohl(mps_rplc.rplc159_128); 2650 tcam->rplc[5] = ntohl(mps_rplc.rplc191_160); 2651 tcam->rplc[6] = ntohl(mps_rplc.rplc223_192); 2652 tcam->rplc[7] = ntohl(mps_rplc.rplc255_224); 2653 } 2654 } 2655 cudbg_tcamxy2valmask(tcamx, tcamy, tcam->addr, &tcam->mask); 2656 tcam->idx = idx; 2657 tcam->rplc_size = padap->params.arch.mps_rplc_size; 2658 return rc; 2659} 2660 2661int cudbg_collect_mps_tcam(struct cudbg_init *pdbg_init, 2662 struct cudbg_buffer *dbg_buff, 2663 struct cudbg_error *cudbg_err) 2664{ 2665 struct adapter *padap = pdbg_init->adap; 2666 struct cudbg_buffer temp_buff = { 0 }; 2667 u32 size = 0, i, n, total_size = 0; 2668 struct cudbg_mps_tcam *tcam; 2669 int rc; 2670 2671 n = padap->params.arch.mps_tcam_size; 2672 size = sizeof(struct cudbg_mps_tcam) * n; 2673 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2674 if (rc) 2675 return rc; 2676 2677 tcam = (struct cudbg_mps_tcam *)temp_buff.data; 2678 for (i = 0; i < n; i++) { 2679 rc = cudbg_collect_tcam_index(pdbg_init, tcam, i); 2680 if (rc) { 2681 cudbg_err->sys_err = rc; 2682 cudbg_put_buff(pdbg_init, &temp_buff); 2683 return rc; 2684 } 2685 total_size += sizeof(struct cudbg_mps_tcam); 2686 tcam++; 2687 } 2688 2689 if (!total_size) { 2690 rc = CUDBG_SYSTEM_ERROR; 2691 cudbg_err->sys_err = rc; 2692 cudbg_put_buff(pdbg_init, &temp_buff); 2693 return rc; 2694 } 2695 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2696} 2697 2698int cudbg_collect_vpd_data(struct cudbg_init *pdbg_init, 2699 struct cudbg_buffer *dbg_buff, 2700 struct cudbg_error *cudbg_err) 2701{ 2702 struct adapter *padap = pdbg_init->adap; 2703 struct cudbg_buffer temp_buff = { 0 }; 2704 char vpd_str[CUDBG_VPD_VER_LEN + 1]; 2705 struct cudbg_vpd_data *vpd_data; 2706 struct vpd_params vpd = { 0 }; 2707 u32 vpd_vers, fw_vers; 2708 int rc; 2709 2710 rc = t4_get_raw_vpd_params(padap, &vpd); 2711 if (rc) 2712 return rc; 2713 2714 rc = t4_get_fw_version(padap, &fw_vers); 2715 if (rc) 2716 return rc; 2717 2718 rc = cudbg_read_vpd_reg(padap, CUDBG_VPD_VER_ADDR, CUDBG_VPD_VER_LEN, 2719 vpd_str); 2720 if (rc) 2721 return rc; 2722 2723 vpd_str[CUDBG_VPD_VER_LEN] = '\0'; 2724 rc = kstrtouint(vpd_str, 0, &vpd_vers); 2725 if (rc) 2726 return rc; 2727 2728 rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_vpd_data), 2729 &temp_buff); 2730 if (rc) 2731 return rc; 2732 2733 vpd_data = (struct cudbg_vpd_data *)temp_buff.data; 2734 memcpy(vpd_data->sn, vpd.sn, SERNUM_LEN + 1); 2735 memcpy(vpd_data->bn, vpd.pn, PN_LEN + 1); 2736 memcpy(vpd_data->na, vpd.na, MACADDR_LEN + 1); 2737 memcpy(vpd_data->mn, vpd.id, ID_LEN + 1); 2738 vpd_data->scfg_vers = t4_read_reg(padap, PCIE_STATIC_SPARE2_A); 2739 vpd_data->vpd_vers = vpd_vers; 2740 vpd_data->fw_major = FW_HDR_FW_VER_MAJOR_G(fw_vers); 2741 vpd_data->fw_minor = FW_HDR_FW_VER_MINOR_G(fw_vers); 2742 vpd_data->fw_micro = FW_HDR_FW_VER_MICRO_G(fw_vers); 2743 vpd_data->fw_build = FW_HDR_FW_VER_BUILD_G(fw_vers); 2744 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2745} 2746 2747static int cudbg_read_tid(struct cudbg_init *pdbg_init, u32 tid, 2748 struct cudbg_tid_data *tid_data) 2749{ 2750 struct adapter *padap = pdbg_init->adap; 2751 int i, cmd_retry = 8; 2752 u32 val; 2753 2754 /* Fill REQ_DATA regs with 0's */ 2755 for (i = 0; i < NUM_LE_DB_DBGI_REQ_DATA_INSTANCES; i++) 2756 t4_write_reg(padap, LE_DB_DBGI_REQ_DATA_A + (i << 2), 0); 2757 2758 /* Write DBIG command */ 2759 val = DBGICMD_V(4) | DBGITID_V(tid); 2760 t4_write_reg(padap, LE_DB_DBGI_REQ_TCAM_CMD_A, val); 2761 tid_data->dbig_cmd = val; 2762 2763 val = DBGICMDSTRT_F | DBGICMDMODE_V(1); /* LE mode */ 2764 t4_write_reg(padap, LE_DB_DBGI_CONFIG_A, val); 2765 tid_data->dbig_conf = val; 2766 2767 /* Poll the DBGICMDBUSY bit */ 2768 val = 1; 2769 while (val) { 2770 val = t4_read_reg(padap, LE_DB_DBGI_CONFIG_A); 2771 val = val & DBGICMDBUSY_F; 2772 cmd_retry--; 2773 if (!cmd_retry) 2774 return CUDBG_SYSTEM_ERROR; 2775 } 2776 2777 /* Check RESP status */ 2778 val = t4_read_reg(padap, LE_DB_DBGI_RSP_STATUS_A); 2779 tid_data->dbig_rsp_stat = val; 2780 if (!(val & 1)) 2781 return CUDBG_SYSTEM_ERROR; 2782 2783 /* Read RESP data */ 2784 for (i = 0; i < NUM_LE_DB_DBGI_RSP_DATA_INSTANCES; i++) 2785 tid_data->data[i] = t4_read_reg(padap, 2786 LE_DB_DBGI_RSP_DATA_A + 2787 (i << 2)); 2788 tid_data->tid = tid; 2789 return 0; 2790} 2791 2792static int cudbg_get_le_type(u32 tid, struct cudbg_tcam tcam_region) 2793{ 2794 int type = LE_ET_UNKNOWN; 2795 2796 if (tid < tcam_region.server_start) 2797 type = LE_ET_TCAM_CON; 2798 else if (tid < tcam_region.filter_start) 2799 type = LE_ET_TCAM_SERVER; 2800 else if (tid < tcam_region.clip_start) 2801 type = LE_ET_TCAM_FILTER; 2802 else if (tid < tcam_region.routing_start) 2803 type = LE_ET_TCAM_CLIP; 2804 else if (tid < tcam_region.tid_hash_base) 2805 type = LE_ET_TCAM_ROUTING; 2806 else if (tid < tcam_region.max_tid) 2807 type = LE_ET_HASH_CON; 2808 else 2809 type = LE_ET_INVALID_TID; 2810 2811 return type; 2812} 2813 2814static int cudbg_is_ipv6_entry(struct cudbg_tid_data *tid_data, 2815 struct cudbg_tcam tcam_region) 2816{ 2817 int ipv6 = 0; 2818 int le_type; 2819 2820 le_type = cudbg_get_le_type(tid_data->tid, tcam_region); 2821 if (tid_data->tid & 1) 2822 return 0; 2823 2824 if (le_type == LE_ET_HASH_CON) { 2825 ipv6 = tid_data->data[16] & 0x8000; 2826 } else if (le_type == LE_ET_TCAM_CON) { 2827 ipv6 = tid_data->data[16] & 0x8000; 2828 if (ipv6) 2829 ipv6 = tid_data->data[9] == 0x00C00000; 2830 } else { 2831 ipv6 = 0; 2832 } 2833 return ipv6; 2834} 2835 2836void cudbg_fill_le_tcam_info(struct adapter *padap, 2837 struct cudbg_tcam *tcam_region) 2838{ 2839 u32 value; 2840 2841 /* Get the LE regions */ 2842 value = t4_read_reg(padap, LE_DB_TID_HASHBASE_A); /* hash base index */ 2843 tcam_region->tid_hash_base = value; 2844 2845 /* Get routing table index */ 2846 value = t4_read_reg(padap, LE_DB_ROUTING_TABLE_INDEX_A); 2847 tcam_region->routing_start = value; 2848 2849 /* Get clip table index. For T6 there is separate CLIP TCAM */ 2850 if (is_t6(padap->params.chip)) 2851 value = t4_read_reg(padap, LE_DB_CLCAM_TID_BASE_A); 2852 else 2853 value = t4_read_reg(padap, LE_DB_CLIP_TABLE_INDEX_A); 2854 tcam_region->clip_start = value; 2855 2856 /* Get filter table index */ 2857 value = t4_read_reg(padap, LE_DB_FILTER_TABLE_INDEX_A); 2858 tcam_region->filter_start = value; 2859 2860 /* Get server table index */ 2861 value = t4_read_reg(padap, LE_DB_SERVER_INDEX_A); 2862 tcam_region->server_start = value; 2863 2864 /* Check whether hash is enabled and calculate the max tids */ 2865 value = t4_read_reg(padap, LE_DB_CONFIG_A); 2866 if ((value >> HASHEN_S) & 1) { 2867 value = t4_read_reg(padap, LE_DB_HASH_CONFIG_A); 2868 if (CHELSIO_CHIP_VERSION(padap->params.chip) > CHELSIO_T5) { 2869 tcam_region->max_tid = (value & 0xFFFFF) + 2870 tcam_region->tid_hash_base; 2871 } else { 2872 value = HASHTIDSIZE_G(value); 2873 value = 1 << value; 2874 tcam_region->max_tid = value + 2875 tcam_region->tid_hash_base; 2876 } 2877 } else { /* hash not enabled */ 2878 if (is_t6(padap->params.chip)) 2879 tcam_region->max_tid = (value & ASLIPCOMPEN_F) ? 2880 CUDBG_MAX_TID_COMP_EN : 2881 CUDBG_MAX_TID_COMP_DIS; 2882 else 2883 tcam_region->max_tid = CUDBG_MAX_TCAM_TID; 2884 } 2885 2886 if (is_t6(padap->params.chip)) 2887 tcam_region->max_tid += CUDBG_T6_CLIP; 2888} 2889 2890int cudbg_collect_le_tcam(struct cudbg_init *pdbg_init, 2891 struct cudbg_buffer *dbg_buff, 2892 struct cudbg_error *cudbg_err) 2893{ 2894 struct adapter *padap = pdbg_init->adap; 2895 struct cudbg_buffer temp_buff = { 0 }; 2896 struct cudbg_tcam tcam_region = { 0 }; 2897 struct cudbg_tid_data *tid_data; 2898 u32 bytes = 0; 2899 int rc, size; 2900 u32 i; 2901 2902 cudbg_fill_le_tcam_info(padap, &tcam_region); 2903 2904 size = sizeof(struct cudbg_tid_data) * tcam_region.max_tid; 2905 size += sizeof(struct cudbg_tcam); 2906 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2907 if (rc) 2908 return rc; 2909 2910 memcpy(temp_buff.data, &tcam_region, sizeof(struct cudbg_tcam)); 2911 bytes = sizeof(struct cudbg_tcam); 2912 tid_data = (struct cudbg_tid_data *)(temp_buff.data + bytes); 2913 /* read all tid */ 2914 for (i = 0; i < tcam_region.max_tid; ) { 2915 rc = cudbg_read_tid(pdbg_init, i, tid_data); 2916 if (rc) { 2917 cudbg_err->sys_warn = CUDBG_STATUS_PARTIAL_DATA; 2918 /* Update tcam header and exit */ 2919 tcam_region.max_tid = i; 2920 memcpy(temp_buff.data, &tcam_region, 2921 sizeof(struct cudbg_tcam)); 2922 goto out; 2923 } 2924 2925 if (cudbg_is_ipv6_entry(tid_data, tcam_region)) { 2926 /* T6 CLIP TCAM: ipv6 takes 4 entries */ 2927 if (is_t6(padap->params.chip) && 2928 i >= tcam_region.clip_start && 2929 i < tcam_region.clip_start + CUDBG_T6_CLIP) 2930 i += 4; 2931 else /* Main TCAM: ipv6 takes two tids */ 2932 i += 2; 2933 } else { 2934 i++; 2935 } 2936 2937 tid_data++; 2938 bytes += sizeof(struct cudbg_tid_data); 2939 } 2940 2941out: 2942 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2943} 2944 2945int cudbg_collect_cctrl(struct cudbg_init *pdbg_init, 2946 struct cudbg_buffer *dbg_buff, 2947 struct cudbg_error *cudbg_err) 2948{ 2949 struct adapter *padap = pdbg_init->adap; 2950 struct cudbg_buffer temp_buff = { 0 }; 2951 u32 size; 2952 int rc; 2953 2954 size = sizeof(u16) * NMTUS * NCCTRL_WIN; 2955 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2956 if (rc) 2957 return rc; 2958 2959 t4_read_cong_tbl(padap, (void *)temp_buff.data); 2960 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 2961} 2962 2963int cudbg_collect_ma_indirect(struct cudbg_init *pdbg_init, 2964 struct cudbg_buffer *dbg_buff, 2965 struct cudbg_error *cudbg_err) 2966{ 2967 struct adapter *padap = pdbg_init->adap; 2968 struct cudbg_buffer temp_buff = { 0 }; 2969 struct ireg_buf *ma_indr; 2970 int i, rc, n; 2971 u32 size, j; 2972 2973 if (CHELSIO_CHIP_VERSION(padap->params.chip) < CHELSIO_T6) 2974 return CUDBG_STATUS_ENTITY_NOT_FOUND; 2975 2976 n = sizeof(t6_ma_ireg_array) / (IREG_NUM_ELEM * sizeof(u32)); 2977 size = sizeof(struct ireg_buf) * n * 2; 2978 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 2979 if (rc) 2980 return rc; 2981 2982 ma_indr = (struct ireg_buf *)temp_buff.data; 2983 for (i = 0; i < n; i++) { 2984 struct ireg_field *ma_fli = &ma_indr->tp_pio; 2985 u32 *buff = ma_indr->outbuf; 2986 2987 ma_fli->ireg_addr = t6_ma_ireg_array[i][0]; 2988 ma_fli->ireg_data = t6_ma_ireg_array[i][1]; 2989 ma_fli->ireg_local_offset = t6_ma_ireg_array[i][2]; 2990 ma_fli->ireg_offset_range = t6_ma_ireg_array[i][3]; 2991 t4_read_indirect(padap, ma_fli->ireg_addr, ma_fli->ireg_data, 2992 buff, ma_fli->ireg_offset_range, 2993 ma_fli->ireg_local_offset); 2994 ma_indr++; 2995 } 2996 2997 n = sizeof(t6_ma_ireg_array2) / (IREG_NUM_ELEM * sizeof(u32)); 2998 for (i = 0; i < n; i++) { 2999 struct ireg_field *ma_fli = &ma_indr->tp_pio; 3000 u32 *buff = ma_indr->outbuf; 3001 3002 ma_fli->ireg_addr = t6_ma_ireg_array2[i][0]; 3003 ma_fli->ireg_data = t6_ma_ireg_array2[i][1]; 3004 ma_fli->ireg_local_offset = t6_ma_ireg_array2[i][2]; 3005 for (j = 0; j < t6_ma_ireg_array2[i][3]; j++) { 3006 t4_read_indirect(padap, ma_fli->ireg_addr, 3007 ma_fli->ireg_data, buff, 1, 3008 ma_fli->ireg_local_offset); 3009 buff++; 3010 ma_fli->ireg_local_offset += 0x20; 3011 } 3012 ma_indr++; 3013 } 3014 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 3015} 3016 3017int cudbg_collect_ulptx_la(struct cudbg_init *pdbg_init, 3018 struct cudbg_buffer *dbg_buff, 3019 struct cudbg_error *cudbg_err) 3020{ 3021 struct adapter *padap = pdbg_init->adap; 3022 struct cudbg_buffer temp_buff = { 0 }; 3023 struct cudbg_ulptx_la *ulptx_la_buff; 3024 struct cudbg_ver_hdr *ver_hdr; 3025 u32 i, j; 3026 int rc; 3027 3028 rc = cudbg_get_buff(pdbg_init, dbg_buff, 3029 sizeof(struct cudbg_ver_hdr) + 3030 sizeof(struct cudbg_ulptx_la), 3031 &temp_buff); 3032 if (rc) 3033 return rc; 3034 3035 ver_hdr = (struct cudbg_ver_hdr *)temp_buff.data; 3036 ver_hdr->signature = CUDBG_ENTITY_SIGNATURE; 3037 ver_hdr->revision = CUDBG_ULPTX_LA_REV; 3038 ver_hdr->size = sizeof(struct cudbg_ulptx_la); 3039 3040 ulptx_la_buff = (struct cudbg_ulptx_la *)(temp_buff.data + 3041 sizeof(*ver_hdr)); 3042 for (i = 0; i < CUDBG_NUM_ULPTX; i++) { 3043 ulptx_la_buff->rdptr[i] = t4_read_reg(padap, 3044 ULP_TX_LA_RDPTR_0_A + 3045 0x10 * i); 3046 ulptx_la_buff->wrptr[i] = t4_read_reg(padap, 3047 ULP_TX_LA_WRPTR_0_A + 3048 0x10 * i); 3049 ulptx_la_buff->rddata[i] = t4_read_reg(padap, 3050 ULP_TX_LA_RDDATA_0_A + 3051 0x10 * i); 3052 for (j = 0; j < CUDBG_NUM_ULPTX_READ; j++) 3053 ulptx_la_buff->rd_data[i][j] = 3054 t4_read_reg(padap, 3055 ULP_TX_LA_RDDATA_0_A + 0x10 * i); 3056 } 3057 3058 for (i = 0; i < CUDBG_NUM_ULPTX_ASIC_READ; i++) { 3059 t4_write_reg(padap, ULP_TX_ASIC_DEBUG_CTRL_A, 0x1); 3060 ulptx_la_buff->rdptr_asic[i] = 3061 t4_read_reg(padap, ULP_TX_ASIC_DEBUG_CTRL_A); 3062 ulptx_la_buff->rddata_asic[i][0] = 3063 t4_read_reg(padap, ULP_TX_ASIC_DEBUG_0_A); 3064 ulptx_la_buff->rddata_asic[i][1] = 3065 t4_read_reg(padap, ULP_TX_ASIC_DEBUG_1_A); 3066 ulptx_la_buff->rddata_asic[i][2] = 3067 t4_read_reg(padap, ULP_TX_ASIC_DEBUG_2_A); 3068 ulptx_la_buff->rddata_asic[i][3] = 3069 t4_read_reg(padap, ULP_TX_ASIC_DEBUG_3_A); 3070 ulptx_la_buff->rddata_asic[i][4] = 3071 t4_read_reg(padap, ULP_TX_ASIC_DEBUG_4_A); 3072 ulptx_la_buff->rddata_asic[i][5] = 3073 t4_read_reg(padap, PM_RX_BASE_ADDR); 3074 } 3075 3076 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 3077} 3078 3079int cudbg_collect_up_cim_indirect(struct cudbg_init *pdbg_init, 3080 struct cudbg_buffer *dbg_buff, 3081 struct cudbg_error *cudbg_err) 3082{ 3083 struct adapter *padap = pdbg_init->adap; 3084 struct cudbg_buffer temp_buff = { 0 }; 3085 u32 local_offset, local_range; 3086 struct ireg_buf *up_cim; 3087 u32 size, j, iter; 3088 u32 instance = 0; 3089 int i, rc, n; 3090 3091 if (is_t5(padap->params.chip)) 3092 n = sizeof(t5_up_cim_reg_array) / 3093 ((IREG_NUM_ELEM + 1) * sizeof(u32)); 3094 else if (is_t6(padap->params.chip)) 3095 n = sizeof(t6_up_cim_reg_array) / 3096 ((IREG_NUM_ELEM + 1) * sizeof(u32)); 3097 else 3098 return CUDBG_STATUS_NOT_IMPLEMENTED; 3099 3100 size = sizeof(struct ireg_buf) * n; 3101 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 3102 if (rc) 3103 return rc; 3104 3105 up_cim = (struct ireg_buf *)temp_buff.data; 3106 for (i = 0; i < n; i++) { 3107 struct ireg_field *up_cim_reg = &up_cim->tp_pio; 3108 u32 *buff = up_cim->outbuf; 3109 3110 if (is_t5(padap->params.chip)) { 3111 up_cim_reg->ireg_addr = t5_up_cim_reg_array[i][0]; 3112 up_cim_reg->ireg_data = t5_up_cim_reg_array[i][1]; 3113 up_cim_reg->ireg_local_offset = 3114 t5_up_cim_reg_array[i][2]; 3115 up_cim_reg->ireg_offset_range = 3116 t5_up_cim_reg_array[i][3]; 3117 instance = t5_up_cim_reg_array[i][4]; 3118 } else if (is_t6(padap->params.chip)) { 3119 up_cim_reg->ireg_addr = t6_up_cim_reg_array[i][0]; 3120 up_cim_reg->ireg_data = t6_up_cim_reg_array[i][1]; 3121 up_cim_reg->ireg_local_offset = 3122 t6_up_cim_reg_array[i][2]; 3123 up_cim_reg->ireg_offset_range = 3124 t6_up_cim_reg_array[i][3]; 3125 instance = t6_up_cim_reg_array[i][4]; 3126 } 3127 3128 switch (instance) { 3129 case NUM_CIM_CTL_TSCH_CHANNEL_INSTANCES: 3130 iter = up_cim_reg->ireg_offset_range; 3131 local_offset = 0x120; 3132 local_range = 1; 3133 break; 3134 case NUM_CIM_CTL_TSCH_CHANNEL_TSCH_CLASS_INSTANCES: 3135 iter = up_cim_reg->ireg_offset_range; 3136 local_offset = 0x10; 3137 local_range = 1; 3138 break; 3139 default: 3140 iter = 1; 3141 local_offset = 0; 3142 local_range = up_cim_reg->ireg_offset_range; 3143 break; 3144 } 3145 3146 for (j = 0; j < iter; j++, buff++) { 3147 rc = t4_cim_read(padap, 3148 up_cim_reg->ireg_local_offset + 3149 (j * local_offset), local_range, buff); 3150 if (rc) { 3151 cudbg_put_buff(pdbg_init, &temp_buff); 3152 return rc; 3153 } 3154 } 3155 up_cim++; 3156 } 3157 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 3158} 3159 3160int cudbg_collect_pbt_tables(struct cudbg_init *pdbg_init, 3161 struct cudbg_buffer *dbg_buff, 3162 struct cudbg_error *cudbg_err) 3163{ 3164 struct adapter *padap = pdbg_init->adap; 3165 struct cudbg_buffer temp_buff = { 0 }; 3166 struct cudbg_pbt_tables *pbt; 3167 int i, rc; 3168 u32 addr; 3169 3170 rc = cudbg_get_buff(pdbg_init, dbg_buff, 3171 sizeof(struct cudbg_pbt_tables), 3172 &temp_buff); 3173 if (rc) 3174 return rc; 3175 3176 pbt = (struct cudbg_pbt_tables *)temp_buff.data; 3177 /* PBT dynamic entries */ 3178 addr = CUDBG_CHAC_PBT_ADDR; 3179 for (i = 0; i < CUDBG_PBT_DYNAMIC_ENTRIES; i++) { 3180 rc = t4_cim_read(padap, addr + (i * 4), 1, 3181 &pbt->pbt_dynamic[i]); 3182 if (rc) { 3183 cudbg_err->sys_err = rc; 3184 cudbg_put_buff(pdbg_init, &temp_buff); 3185 return rc; 3186 } 3187 } 3188 3189 /* PBT static entries */ 3190 /* static entries start when bit 6 is set */ 3191 addr = CUDBG_CHAC_PBT_ADDR + (1 << 6); 3192 for (i = 0; i < CUDBG_PBT_STATIC_ENTRIES; i++) { 3193 rc = t4_cim_read(padap, addr + (i * 4), 1, 3194 &pbt->pbt_static[i]); 3195 if (rc) { 3196 cudbg_err->sys_err = rc; 3197 cudbg_put_buff(pdbg_init, &temp_buff); 3198 return rc; 3199 } 3200 } 3201 3202 /* LRF entries */ 3203 addr = CUDBG_CHAC_PBT_LRF; 3204 for (i = 0; i < CUDBG_LRF_ENTRIES; i++) { 3205 rc = t4_cim_read(padap, addr + (i * 4), 1, 3206 &pbt->lrf_table[i]); 3207 if (rc) { 3208 cudbg_err->sys_err = rc; 3209 cudbg_put_buff(pdbg_init, &temp_buff); 3210 return rc; 3211 } 3212 } 3213 3214 /* PBT data entries */ 3215 addr = CUDBG_CHAC_PBT_DATA; 3216 for (i = 0; i < CUDBG_PBT_DATA_ENTRIES; i++) { 3217 rc = t4_cim_read(padap, addr + (i * 4), 1, 3218 &pbt->pbt_data[i]); 3219 if (rc) { 3220 cudbg_err->sys_err = rc; 3221 cudbg_put_buff(pdbg_init, &temp_buff); 3222 return rc; 3223 } 3224 } 3225 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 3226} 3227 3228int cudbg_collect_mbox_log(struct cudbg_init *pdbg_init, 3229 struct cudbg_buffer *dbg_buff, 3230 struct cudbg_error *cudbg_err) 3231{ 3232 struct adapter *padap = pdbg_init->adap; 3233 struct cudbg_mbox_log *mboxlog = NULL; 3234 struct cudbg_buffer temp_buff = { 0 }; 3235 struct mbox_cmd_log *log = NULL; 3236 struct mbox_cmd *entry; 3237 unsigned int entry_idx; 3238 u16 mbox_cmds; 3239 int i, k, rc; 3240 u64 flit; 3241 u32 size; 3242 3243 log = padap->mbox_log; 3244 mbox_cmds = padap->mbox_log->size; 3245 size = sizeof(struct cudbg_mbox_log) * mbox_cmds; 3246 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 3247 if (rc) 3248 return rc; 3249 3250 mboxlog = (struct cudbg_mbox_log *)temp_buff.data; 3251 for (k = 0; k < mbox_cmds; k++) { 3252 entry_idx = log->cursor + k; 3253 if (entry_idx >= log->size) 3254 entry_idx -= log->size; 3255 3256 entry = mbox_cmd_log_entry(log, entry_idx); 3257 /* skip over unused entries */ 3258 if (entry->timestamp == 0) 3259 continue; 3260 3261 memcpy(&mboxlog->entry, entry, sizeof(struct mbox_cmd)); 3262 for (i = 0; i < MBOX_LEN / 8; i++) { 3263 flit = entry->cmd[i]; 3264 mboxlog->hi[i] = (u32)(flit >> 32); 3265 mboxlog->lo[i] = (u32)flit; 3266 } 3267 mboxlog++; 3268 } 3269 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 3270} 3271 3272int cudbg_collect_hma_indirect(struct cudbg_init *pdbg_init, 3273 struct cudbg_buffer *dbg_buff, 3274 struct cudbg_error *cudbg_err) 3275{ 3276 struct adapter *padap = pdbg_init->adap; 3277 struct cudbg_buffer temp_buff = { 0 }; 3278 struct ireg_buf *hma_indr; 3279 int i, rc, n; 3280 u32 size; 3281 3282 if (CHELSIO_CHIP_VERSION(padap->params.chip) < CHELSIO_T6) 3283 return CUDBG_STATUS_ENTITY_NOT_FOUND; 3284 3285 n = sizeof(t6_hma_ireg_array) / (IREG_NUM_ELEM * sizeof(u32)); 3286 size = sizeof(struct ireg_buf) * n; 3287 rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); 3288 if (rc) 3289 return rc; 3290 3291 hma_indr = (struct ireg_buf *)temp_buff.data; 3292 for (i = 0; i < n; i++) { 3293 struct ireg_field *hma_fli = &hma_indr->tp_pio; 3294 u32 *buff = hma_indr->outbuf; 3295 3296 hma_fli->ireg_addr = t6_hma_ireg_array[i][0]; 3297 hma_fli->ireg_data = t6_hma_ireg_array[i][1]; 3298 hma_fli->ireg_local_offset = t6_hma_ireg_array[i][2]; 3299 hma_fli->ireg_offset_range = t6_hma_ireg_array[i][3]; 3300 t4_read_indirect(padap, hma_fli->ireg_addr, hma_fli->ireg_data, 3301 buff, hma_fli->ireg_offset_range, 3302 hma_fli->ireg_local_offset); 3303 hma_indr++; 3304 } 3305 return cudbg_write_and_release_buff(pdbg_init, &temp_buff, dbg_buff); 3306} 3307 3308void cudbg_fill_qdesc_num_and_size(const struct adapter *padap, 3309 u32 *num, u32 *size) 3310{ 3311 u32 tot_entries = 0, tot_size = 0; 3312 3313 /* NIC TXQ, RXQ, FLQ, and CTRLQ */ 3314 tot_entries += MAX_ETH_QSETS * 3; 3315 tot_entries += MAX_CTRL_QUEUES; 3316 3317 tot_size += MAX_ETH_QSETS * MAX_TXQ_ENTRIES * MAX_TXQ_DESC_SIZE; 3318 tot_size += MAX_ETH_QSETS * MAX_RSPQ_ENTRIES * MAX_RXQ_DESC_SIZE; 3319 tot_size += MAX_ETH_QSETS * MAX_RX_BUFFERS * MAX_FL_DESC_SIZE; 3320 tot_size += MAX_CTRL_QUEUES * MAX_CTRL_TXQ_ENTRIES * 3321 MAX_CTRL_TXQ_DESC_SIZE; 3322 3323 /* FW_EVTQ and INTRQ */ 3324 tot_entries += INGQ_EXTRAS; 3325 tot_size += INGQ_EXTRAS * MAX_RSPQ_ENTRIES * MAX_RXQ_DESC_SIZE; 3326 3327 /* PTP_TXQ */ 3328 tot_entries += 1; 3329 tot_size += MAX_TXQ_ENTRIES * MAX_TXQ_DESC_SIZE; 3330 3331 /* ULD TXQ, RXQ, and FLQ */ 3332 tot_entries += CXGB4_TX_MAX * MAX_OFLD_QSETS; 3333 tot_entries += CXGB4_ULD_MAX * MAX_ULD_QSETS * 2; 3334 3335 tot_size += CXGB4_TX_MAX * MAX_OFLD_QSETS * MAX_TXQ_ENTRIES * 3336 MAX_TXQ_DESC_SIZE; 3337 tot_size += CXGB4_ULD_MAX * MAX_ULD_QSETS * MAX_RSPQ_ENTRIES * 3338 MAX_RXQ_DESC_SIZE; 3339 tot_size += CXGB4_ULD_MAX * MAX_ULD_QSETS * MAX_RX_BUFFERS * 3340 MAX_FL_DESC_SIZE; 3341 3342 /* ULD CIQ */ 3343 tot_entries += CXGB4_ULD_MAX * MAX_ULD_QSETS; 3344 tot_size += CXGB4_ULD_MAX * MAX_ULD_QSETS * SGE_MAX_IQ_SIZE * 3345 MAX_RXQ_DESC_SIZE; 3346 3347 /* ETHOFLD TXQ, RXQ, and FLQ */ 3348 tot_entries += MAX_OFLD_QSETS * 3; 3349 tot_size += MAX_OFLD_QSETS * MAX_TXQ_ENTRIES * MAX_TXQ_DESC_SIZE; 3350 3351 tot_size += sizeof(struct cudbg_ver_hdr) + 3352 sizeof(struct cudbg_qdesc_info) + 3353 sizeof(struct cudbg_qdesc_entry) * tot_entries; 3354 3355 if (num) 3356 *num = tot_entries; 3357 3358 if (size) 3359 *size = tot_size; 3360} 3361 3362int cudbg_collect_qdesc(struct cudbg_init *pdbg_init, 3363 struct cudbg_buffer *dbg_buff, 3364 struct cudbg_error *cudbg_err) 3365{ 3366 u32 num_queues = 0, tot_entries = 0, size = 0; 3367 struct adapter *padap = pdbg_init->adap; 3368 struct cudbg_buffer temp_buff = { 0 }; 3369 struct cudbg_qdesc_entry *qdesc_entry; 3370 struct cudbg_qdesc_info *qdesc_info; 3371 struct cudbg_ver_hdr *ver_hdr; 3372 struct sge *s = &padap->sge; 3373 u32 i, j, cur_off, tot_len; 3374 u8 *data; 3375 int rc; 3376 3377 cudbg_fill_qdesc_num_and_size(padap, &tot_entries, &size); 3378 size = min_t(u32, size, CUDBG_DUMP_BUFF_SIZE); 3379 tot_len = size; 3380 data = kvzalloc(size, GFP_KERNEL); 3381 if (!data) 3382 return -ENOMEM; 3383 3384 ver_hdr = (struct cudbg_ver_hdr *)data; 3385 ver_hdr->signature = CUDBG_ENTITY_SIGNATURE; 3386 ver_hdr->revision = CUDBG_QDESC_REV; 3387 ver_hdr->size = sizeof(struct cudbg_qdesc_info); 3388 size -= sizeof(*ver_hdr); 3389 3390 qdesc_info = (struct cudbg_qdesc_info *)(data + 3391 sizeof(*ver_hdr)); 3392 size -= sizeof(*qdesc_info); 3393 qdesc_entry = (struct cudbg_qdesc_entry *)qdesc_info->data; 3394 3395#define QDESC_GET(q, desc, type, label) do { \ 3396 if (size <= 0) { \ 3397 goto label; \ 3398 } \ 3399 if (desc) { \ 3400 cudbg_fill_qdesc_##q(q, type, qdesc_entry); \ 3401 size -= sizeof(*qdesc_entry) + qdesc_entry->data_size; \ 3402 num_queues++; \ 3403 qdesc_entry = cudbg_next_qdesc(qdesc_entry); \ 3404 } \ 3405} while (0) 3406 3407#define QDESC_GET_TXQ(q, type, label) do { \ 3408 struct sge_txq *txq = (struct sge_txq *)q; \ 3409 QDESC_GET(txq, txq->desc, type, label); \ 3410} while (0) 3411 3412#define QDESC_GET_RXQ(q, type, label) do { \ 3413 struct sge_rspq *rxq = (struct sge_rspq *)q; \ 3414 QDESC_GET(rxq, rxq->desc, type, label); \ 3415} while (0) 3416 3417#define QDESC_GET_FLQ(q, type, label) do { \ 3418 struct sge_fl *flq = (struct sge_fl *)q; \ 3419 QDESC_GET(flq, flq->desc, type, label); \ 3420} while (0) 3421 3422 /* NIC TXQ */ 3423 for (i = 0; i < s->ethqsets; i++) 3424 QDESC_GET_TXQ(&s->ethtxq[i].q, CUDBG_QTYPE_NIC_TXQ, out); 3425 3426 /* NIC RXQ */ 3427 for (i = 0; i < s->ethqsets; i++) 3428 QDESC_GET_RXQ(&s->ethrxq[i].rspq, CUDBG_QTYPE_NIC_RXQ, out); 3429 3430 /* NIC FLQ */ 3431 for (i = 0; i < s->ethqsets; i++) 3432 QDESC_GET_FLQ(&s->ethrxq[i].fl, CUDBG_QTYPE_NIC_FLQ, out); 3433 3434 /* NIC CTRLQ */ 3435 for (i = 0; i < padap->params.nports; i++) 3436 QDESC_GET_TXQ(&s->ctrlq[i].q, CUDBG_QTYPE_CTRLQ, out); 3437 3438 /* FW_EVTQ */ 3439 QDESC_GET_RXQ(&s->fw_evtq, CUDBG_QTYPE_FWEVTQ, out); 3440 3441 /* INTRQ */ 3442 QDESC_GET_RXQ(&s->intrq, CUDBG_QTYPE_INTRQ, out); 3443 3444 /* PTP_TXQ */ 3445 QDESC_GET_TXQ(&s->ptptxq.q, CUDBG_QTYPE_PTP_TXQ, out); 3446 3447 /* ULD Queues */ 3448 mutex_lock(&uld_mutex); 3449 3450 if (s->uld_txq_info) { 3451 struct sge_uld_txq_info *utxq; 3452 3453 /* ULD TXQ */ 3454 for (j = 0; j < CXGB4_TX_MAX; j++) { 3455 if (!s->uld_txq_info[j]) 3456 continue; 3457 3458 utxq = s->uld_txq_info[j]; 3459 for (i = 0; i < utxq->ntxq; i++) 3460 QDESC_GET_TXQ(&utxq->uldtxq[i].q, 3461 cudbg_uld_txq_to_qtype(j), 3462 out_unlock_uld); 3463 } 3464 } 3465 3466 if (s->uld_rxq_info) { 3467 struct sge_uld_rxq_info *urxq; 3468 u32 base; 3469 3470 /* ULD RXQ */ 3471 for (j = 0; j < CXGB4_ULD_MAX; j++) { 3472 if (!s->uld_rxq_info[j]) 3473 continue; 3474 3475 urxq = s->uld_rxq_info[j]; 3476 for (i = 0; i < urxq->nrxq; i++) 3477 QDESC_GET_RXQ(&urxq->uldrxq[i].rspq, 3478 cudbg_uld_rxq_to_qtype(j), 3479 out_unlock_uld); 3480 } 3481 3482 /* ULD FLQ */ 3483 for (j = 0; j < CXGB4_ULD_MAX; j++) { 3484 if (!s->uld_rxq_info[j]) 3485 continue; 3486 3487 urxq = s->uld_rxq_info[j]; 3488 for (i = 0; i < urxq->nrxq; i++) 3489 QDESC_GET_FLQ(&urxq->uldrxq[i].fl, 3490 cudbg_uld_flq_to_qtype(j), 3491 out_unlock_uld); 3492 } 3493 3494 /* ULD CIQ */ 3495 for (j = 0; j < CXGB4_ULD_MAX; j++) { 3496 if (!s->uld_rxq_info[j]) 3497 continue; 3498 3499 urxq = s->uld_rxq_info[j]; 3500 base = urxq->nrxq; 3501 for (i = 0; i < urxq->nciq; i++) 3502 QDESC_GET_RXQ(&urxq->uldrxq[base + i].rspq, 3503 cudbg_uld_ciq_to_qtype(j), 3504 out_unlock_uld); 3505 } 3506 } 3507 mutex_unlock(&uld_mutex); 3508 3509 if (!padap->tc_mqprio) 3510 goto out; 3511 3512 mutex_lock(&padap->tc_mqprio->mqprio_mutex); 3513 /* ETHOFLD TXQ */ 3514 if (s->eohw_txq) 3515 for (i = 0; i < s->eoqsets; i++) 3516 QDESC_GET_TXQ(&s->eohw_txq[i].q, 3517 CUDBG_QTYPE_ETHOFLD_TXQ, out_unlock_mqprio); 3518 3519 /* ETHOFLD RXQ and FLQ */ 3520 if (s->eohw_rxq) { 3521 for (i = 0; i < s->eoqsets; i++) 3522 QDESC_GET_RXQ(&s->eohw_rxq[i].rspq, 3523 CUDBG_QTYPE_ETHOFLD_RXQ, out_unlock_mqprio); 3524 3525 for (i = 0; i < s->eoqsets; i++) 3526 QDESC_GET_FLQ(&s->eohw_rxq[i].fl, 3527 CUDBG_QTYPE_ETHOFLD_FLQ, out_unlock_mqprio); 3528 } 3529 3530out_unlock_mqprio: 3531 mutex_unlock(&padap->tc_mqprio->mqprio_mutex); 3532 3533out: 3534 qdesc_info->qdesc_entry_size = sizeof(*qdesc_entry); 3535 qdesc_info->num_queues = num_queues; 3536 cur_off = 0; 3537 while (tot_len) { 3538 u32 chunk_size = min_t(u32, tot_len, CUDBG_CHUNK_SIZE); 3539 3540 rc = cudbg_get_buff(pdbg_init, dbg_buff, chunk_size, 3541 &temp_buff); 3542 if (rc) { 3543 cudbg_err->sys_warn = CUDBG_STATUS_PARTIAL_DATA; 3544 goto out_free; 3545 } 3546 3547 memcpy(temp_buff.data, data + cur_off, chunk_size); 3548 tot_len -= chunk_size; 3549 cur_off += chunk_size; 3550 rc = cudbg_write_and_release_buff(pdbg_init, &temp_buff, 3551 dbg_buff); 3552 if (rc) { 3553 cudbg_put_buff(pdbg_init, &temp_buff); 3554 cudbg_err->sys_warn = CUDBG_STATUS_PARTIAL_DATA; 3555 goto out_free; 3556 } 3557 } 3558 3559out_free: 3560 kvfree(data); 3561 3562#undef QDESC_GET_FLQ 3563#undef QDESC_GET_RXQ 3564#undef QDESC_GET_TXQ 3565#undef QDESC_GET 3566 3567 return rc; 3568 3569out_unlock_uld: 3570 mutex_unlock(&uld_mutex); 3571 goto out; 3572} 3573 3574int cudbg_collect_flash(struct cudbg_init *pdbg_init, 3575 struct cudbg_buffer *dbg_buff, 3576 struct cudbg_error *cudbg_err) 3577{ 3578 struct adapter *padap = pdbg_init->adap; 3579 u32 count = padap->params.sf_size, n; 3580 struct cudbg_buffer temp_buff = {0}; 3581 u32 addr, i; 3582 int rc; 3583 3584 addr = FLASH_EXP_ROM_START; 3585 3586 for (i = 0; i < count; i += SF_PAGE_SIZE) { 3587 n = min_t(u32, count - i, SF_PAGE_SIZE); 3588 3589 rc = cudbg_get_buff(pdbg_init, dbg_buff, n, &temp_buff); 3590 if (rc) { 3591 cudbg_err->sys_warn = CUDBG_STATUS_PARTIAL_DATA; 3592 goto out; 3593 } 3594 rc = t4_read_flash(padap, addr, n, (u32 *)temp_buff.data, 0); 3595 if (rc) 3596 goto out; 3597 3598 addr += (n * 4); 3599 rc = cudbg_write_and_release_buff(pdbg_init, &temp_buff, 3600 dbg_buff); 3601 if (rc) { 3602 cudbg_err->sys_warn = CUDBG_STATUS_PARTIAL_DATA; 3603 goto out; 3604 } 3605 } 3606 3607out: 3608 return rc; 3609} 3610