1 // SPDX-License-Identifier: GPL-2.0 2 /* Nehalem/SandBridge/Haswell/Broadwell/Skylake uncore support */ 3 #include "uncore.h" 4 #include "uncore_discovery.h" 5 6 /* Uncore IMC PCI IDs */ 7 #define PCI_DEVICE_ID_INTEL_SNB_IMC 0x0100 8 #define PCI_DEVICE_ID_INTEL_IVB_IMC 0x0154 9 #define PCI_DEVICE_ID_INTEL_IVB_E3_IMC 0x0150 10 #define PCI_DEVICE_ID_INTEL_HSW_IMC 0x0c00 11 #define PCI_DEVICE_ID_INTEL_HSW_U_IMC 0x0a04 12 #define PCI_DEVICE_ID_INTEL_BDW_IMC 0x1604 13 #define PCI_DEVICE_ID_INTEL_SKL_U_IMC 0x1904 14 #define PCI_DEVICE_ID_INTEL_SKL_Y_IMC 0x190c 15 #define PCI_DEVICE_ID_INTEL_SKL_HD_IMC 0x1900 16 #define PCI_DEVICE_ID_INTEL_SKL_HQ_IMC 0x1910 17 #define PCI_DEVICE_ID_INTEL_SKL_SD_IMC 0x190f 18 #define PCI_DEVICE_ID_INTEL_SKL_SQ_IMC 0x191f 19 #define PCI_DEVICE_ID_INTEL_SKL_E3_IMC 0x1918 20 #define PCI_DEVICE_ID_INTEL_KBL_Y_IMC 0x590c 21 #define PCI_DEVICE_ID_INTEL_KBL_U_IMC 0x5904 22 #define PCI_DEVICE_ID_INTEL_KBL_UQ_IMC 0x5914 23 #define PCI_DEVICE_ID_INTEL_KBL_SD_IMC 0x590f 24 #define PCI_DEVICE_ID_INTEL_KBL_SQ_IMC 0x591f 25 #define PCI_DEVICE_ID_INTEL_KBL_HQ_IMC 0x5910 26 #define PCI_DEVICE_ID_INTEL_KBL_WQ_IMC 0x5918 27 #define PCI_DEVICE_ID_INTEL_CFL_2U_IMC 0x3ecc 28 #define PCI_DEVICE_ID_INTEL_CFL_4U_IMC 0x3ed0 29 #define PCI_DEVICE_ID_INTEL_CFL_4H_IMC 0x3e10 30 #define PCI_DEVICE_ID_INTEL_CFL_6H_IMC 0x3ec4 31 #define PCI_DEVICE_ID_INTEL_CFL_2S_D_IMC 0x3e0f 32 #define PCI_DEVICE_ID_INTEL_CFL_4S_D_IMC 0x3e1f 33 #define PCI_DEVICE_ID_INTEL_CFL_6S_D_IMC 0x3ec2 34 #define PCI_DEVICE_ID_INTEL_CFL_8S_D_IMC 0x3e30 35 #define PCI_DEVICE_ID_INTEL_CFL_4S_W_IMC 0x3e18 36 #define PCI_DEVICE_ID_INTEL_CFL_6S_W_IMC 0x3ec6 37 #define PCI_DEVICE_ID_INTEL_CFL_8S_W_IMC 0x3e31 38 #define PCI_DEVICE_ID_INTEL_CFL_4S_S_IMC 0x3e33 39 #define PCI_DEVICE_ID_INTEL_CFL_6S_S_IMC 0x3eca 40 #define PCI_DEVICE_ID_INTEL_CFL_8S_S_IMC 0x3e32 41 #define PCI_DEVICE_ID_INTEL_AML_YD_IMC 0x590c 42 #define PCI_DEVICE_ID_INTEL_AML_YQ_IMC 0x590d 43 #define PCI_DEVICE_ID_INTEL_WHL_UQ_IMC 0x3ed0 44 #define PCI_DEVICE_ID_INTEL_WHL_4_UQ_IMC 0x3e34 45 #define PCI_DEVICE_ID_INTEL_WHL_UD_IMC 0x3e35 46 #define PCI_DEVICE_ID_INTEL_CML_H1_IMC 0x9b44 47 #define PCI_DEVICE_ID_INTEL_CML_H2_IMC 0x9b54 48 #define PCI_DEVICE_ID_INTEL_CML_H3_IMC 0x9b64 49 #define PCI_DEVICE_ID_INTEL_CML_U1_IMC 0x9b51 50 #define PCI_DEVICE_ID_INTEL_CML_U2_IMC 0x9b61 51 #define PCI_DEVICE_ID_INTEL_CML_U3_IMC 0x9b71 52 #define PCI_DEVICE_ID_INTEL_CML_S1_IMC 0x9b33 53 #define PCI_DEVICE_ID_INTEL_CML_S2_IMC 0x9b43 54 #define PCI_DEVICE_ID_INTEL_CML_S3_IMC 0x9b53 55 #define PCI_DEVICE_ID_INTEL_CML_S4_IMC 0x9b63 56 #define PCI_DEVICE_ID_INTEL_CML_S5_IMC 0x9b73 57 #define PCI_DEVICE_ID_INTEL_ICL_U_IMC 0x8a02 58 #define PCI_DEVICE_ID_INTEL_ICL_U2_IMC 0x8a12 59 #define PCI_DEVICE_ID_INTEL_TGL_U1_IMC 0x9a02 60 #define PCI_DEVICE_ID_INTEL_TGL_U2_IMC 0x9a04 61 #define PCI_DEVICE_ID_INTEL_TGL_U3_IMC 0x9a12 62 #define PCI_DEVICE_ID_INTEL_TGL_U4_IMC 0x9a14 63 #define PCI_DEVICE_ID_INTEL_TGL_H_IMC 0x9a36 64 #define PCI_DEVICE_ID_INTEL_RKL_1_IMC 0x4c43 65 #define PCI_DEVICE_ID_INTEL_RKL_2_IMC 0x4c53 66 #define PCI_DEVICE_ID_INTEL_ADL_1_IMC 0x4660 67 #define PCI_DEVICE_ID_INTEL_ADL_2_IMC 0x4641 68 #define PCI_DEVICE_ID_INTEL_ADL_3_IMC 0x4601 69 #define PCI_DEVICE_ID_INTEL_ADL_4_IMC 0x4602 70 #define PCI_DEVICE_ID_INTEL_ADL_5_IMC 0x4609 71 #define PCI_DEVICE_ID_INTEL_ADL_6_IMC 0x460a 72 #define PCI_DEVICE_ID_INTEL_ADL_7_IMC 0x4621 73 #define PCI_DEVICE_ID_INTEL_ADL_8_IMC 0x4623 74 #define PCI_DEVICE_ID_INTEL_ADL_9_IMC 0x4629 75 #define PCI_DEVICE_ID_INTEL_ADL_10_IMC 0x4637 76 #define PCI_DEVICE_ID_INTEL_ADL_11_IMC 0x463b 77 #define PCI_DEVICE_ID_INTEL_ADL_12_IMC 0x4648 78 #define PCI_DEVICE_ID_INTEL_ADL_13_IMC 0x4649 79 #define PCI_DEVICE_ID_INTEL_ADL_14_IMC 0x4650 80 #define PCI_DEVICE_ID_INTEL_ADL_15_IMC 0x4668 81 #define PCI_DEVICE_ID_INTEL_ADL_16_IMC 0x4670 82 #define PCI_DEVICE_ID_INTEL_ADL_17_IMC 0x4614 83 #define PCI_DEVICE_ID_INTEL_ADL_18_IMC 0x4617 84 #define PCI_DEVICE_ID_INTEL_ADL_19_IMC 0x4618 85 #define PCI_DEVICE_ID_INTEL_ADL_20_IMC 0x461B 86 #define PCI_DEVICE_ID_INTEL_ADL_21_IMC 0x461C 87 #define PCI_DEVICE_ID_INTEL_RPL_1_IMC 0xA700 88 #define PCI_DEVICE_ID_INTEL_RPL_2_IMC 0xA702 89 #define PCI_DEVICE_ID_INTEL_RPL_3_IMC 0xA706 90 #define PCI_DEVICE_ID_INTEL_RPL_4_IMC 0xA709 91 #define PCI_DEVICE_ID_INTEL_RPL_5_IMC 0xA701 92 #define PCI_DEVICE_ID_INTEL_RPL_6_IMC 0xA703 93 #define PCI_DEVICE_ID_INTEL_RPL_7_IMC 0xA704 94 #define PCI_DEVICE_ID_INTEL_RPL_8_IMC 0xA705 95 #define PCI_DEVICE_ID_INTEL_RPL_9_IMC 0xA706 96 #define PCI_DEVICE_ID_INTEL_RPL_10_IMC 0xA707 97 #define PCI_DEVICE_ID_INTEL_RPL_11_IMC 0xA708 98 #define PCI_DEVICE_ID_INTEL_RPL_12_IMC 0xA709 99 #define PCI_DEVICE_ID_INTEL_RPL_13_IMC 0xA70a 100 #define PCI_DEVICE_ID_INTEL_RPL_14_IMC 0xA70b 101 #define PCI_DEVICE_ID_INTEL_RPL_15_IMC 0xA715 102 #define PCI_DEVICE_ID_INTEL_RPL_16_IMC 0xA716 103 #define PCI_DEVICE_ID_INTEL_RPL_17_IMC 0xA717 104 #define PCI_DEVICE_ID_INTEL_RPL_18_IMC 0xA718 105 #define PCI_DEVICE_ID_INTEL_RPL_19_IMC 0xA719 106 #define PCI_DEVICE_ID_INTEL_RPL_20_IMC 0xA71A 107 #define PCI_DEVICE_ID_INTEL_RPL_21_IMC 0xA71B 108 #define PCI_DEVICE_ID_INTEL_RPL_22_IMC 0xA71C 109 #define PCI_DEVICE_ID_INTEL_RPL_23_IMC 0xA728 110 #define PCI_DEVICE_ID_INTEL_RPL_24_IMC 0xA729 111 #define PCI_DEVICE_ID_INTEL_RPL_25_IMC 0xA72A 112 113 114 #define IMC_UNCORE_DEV(a) \ 115 { \ 116 PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_##a##_IMC), \ 117 .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), \ 118 } 119 120 /* SNB event control */ 121 #define SNB_UNC_CTL_EV_SEL_MASK 0x000000ff 122 #define SNB_UNC_CTL_UMASK_MASK 0x0000ff00 123 #define SNB_UNC_CTL_EDGE_DET (1 << 18) 124 #define SNB_UNC_CTL_EN (1 << 22) 125 #define SNB_UNC_CTL_INVERT (1 << 23) 126 #define SNB_UNC_CTL_CMASK_MASK 0x1f000000 127 #define NHM_UNC_CTL_CMASK_MASK 0xff000000 128 #define NHM_UNC_FIXED_CTR_CTL_EN (1 << 0) 129 130 #define SNB_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ 131 SNB_UNC_CTL_UMASK_MASK | \ 132 SNB_UNC_CTL_EDGE_DET | \ 133 SNB_UNC_CTL_INVERT | \ 134 SNB_UNC_CTL_CMASK_MASK) 135 136 #define NHM_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ 137 SNB_UNC_CTL_UMASK_MASK | \ 138 SNB_UNC_CTL_EDGE_DET | \ 139 SNB_UNC_CTL_INVERT | \ 140 NHM_UNC_CTL_CMASK_MASK) 141 142 /* SNB global control register */ 143 #define SNB_UNC_PERF_GLOBAL_CTL 0x391 144 #define SNB_UNC_FIXED_CTR_CTRL 0x394 145 #define SNB_UNC_FIXED_CTR 0x395 146 147 /* SNB uncore global control */ 148 #define SNB_UNC_GLOBAL_CTL_CORE_ALL ((1 << 4) - 1) 149 #define SNB_UNC_GLOBAL_CTL_EN (1 << 29) 150 151 /* SNB Cbo register */ 152 #define SNB_UNC_CBO_0_PERFEVTSEL0 0x700 153 #define SNB_UNC_CBO_0_PER_CTR0 0x706 154 #define SNB_UNC_CBO_MSR_OFFSET 0x10 155 156 /* SNB ARB register */ 157 #define SNB_UNC_ARB_PER_CTR0 0x3b0 158 #define SNB_UNC_ARB_PERFEVTSEL0 0x3b2 159 #define SNB_UNC_ARB_MSR_OFFSET 0x10 160 161 /* NHM global control register */ 162 #define NHM_UNC_PERF_GLOBAL_CTL 0x391 163 #define NHM_UNC_FIXED_CTR 0x394 164 #define NHM_UNC_FIXED_CTR_CTRL 0x395 165 166 /* NHM uncore global control */ 167 #define NHM_UNC_GLOBAL_CTL_EN_PC_ALL ((1ULL << 8) - 1) 168 #define NHM_UNC_GLOBAL_CTL_EN_FC (1ULL << 32) 169 170 /* NHM uncore register */ 171 #define NHM_UNC_PERFEVTSEL0 0x3c0 172 #define NHM_UNC_UNCORE_PMC0 0x3b0 173 174 /* SKL uncore global control */ 175 #define SKL_UNC_PERF_GLOBAL_CTL 0xe01 176 #define SKL_UNC_GLOBAL_CTL_CORE_ALL ((1 << 5) - 1) 177 178 /* ICL Cbo register */ 179 #define ICL_UNC_CBO_CONFIG 0x396 180 #define ICL_UNC_NUM_CBO_MASK 0xf 181 #define ICL_UNC_CBO_0_PER_CTR0 0x702 182 #define ICL_UNC_CBO_MSR_OFFSET 0x8 183 184 /* ICL ARB register */ 185 #define ICL_UNC_ARB_PER_CTR 0x3b1 186 #define ICL_UNC_ARB_PERFEVTSEL 0x3b3 187 188 /* ADL uncore global control */ 189 #define ADL_UNC_PERF_GLOBAL_CTL 0x2ff0 190 #define ADL_UNC_FIXED_CTR_CTRL 0x2fde 191 #define ADL_UNC_FIXED_CTR 0x2fdf 192 193 /* ADL Cbo register */ 194 #define ADL_UNC_CBO_0_PER_CTR0 0x2002 195 #define ADL_UNC_CBO_0_PERFEVTSEL0 0x2000 196 #define ADL_UNC_CTL_THRESHOLD 0x3f000000 197 #define ADL_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ 198 SNB_UNC_CTL_UMASK_MASK | \ 199 SNB_UNC_CTL_EDGE_DET | \ 200 SNB_UNC_CTL_INVERT | \ 201 ADL_UNC_CTL_THRESHOLD) 202 203 /* ADL ARB register */ 204 #define ADL_UNC_ARB_PER_CTR0 0x2FD2 205 #define ADL_UNC_ARB_PERFEVTSEL0 0x2FD0 206 #define ADL_UNC_ARB_MSR_OFFSET 0x8 207 208 DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); 209 DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); 210 DEFINE_UNCORE_FORMAT_ATTR(chmask, chmask, "config:8-11"); 211 DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); 212 DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23"); 213 DEFINE_UNCORE_FORMAT_ATTR(cmask5, cmask, "config:24-28"); 214 DEFINE_UNCORE_FORMAT_ATTR(cmask8, cmask, "config:24-31"); 215 DEFINE_UNCORE_FORMAT_ATTR(threshold, threshold, "config:24-29"); 216 217 /* Sandy Bridge uncore support */ 218 static void snb_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) 219 { 220 struct hw_perf_event *hwc = &event->hw; 221 222 if (hwc->idx < UNCORE_PMC_IDX_FIXED) 223 wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); 224 else 225 wrmsrl(hwc->config_base, SNB_UNC_CTL_EN); 226 } 227 228 static void snb_uncore_msr_disable_event(struct intel_uncore_box *box, struct perf_event *event) 229 { 230 wrmsrl(event->hw.config_base, 0); 231 } 232 233 static void snb_uncore_msr_init_box(struct intel_uncore_box *box) 234 { 235 if (box->pmu->pmu_idx == 0) { 236 wrmsrl(SNB_UNC_PERF_GLOBAL_CTL, 237 SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL); 238 } 239 } 240 241 static void snb_uncore_msr_enable_box(struct intel_uncore_box *box) 242 { 243 wrmsrl(SNB_UNC_PERF_GLOBAL_CTL, 244 SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL); 245 } 246 247 static void snb_uncore_msr_exit_box(struct intel_uncore_box *box) 248 { 249 if (box->pmu->pmu_idx == 0) 250 wrmsrl(SNB_UNC_PERF_GLOBAL_CTL, 0); 251 } 252 253 static struct uncore_event_desc snb_uncore_events[] = { 254 INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), 255 { /* end: all zeroes */ }, 256 }; 257 258 static struct attribute *snb_uncore_formats_attr[] = { 259 &format_attr_event.attr, 260 &format_attr_umask.attr, 261 &format_attr_edge.attr, 262 &format_attr_inv.attr, 263 &format_attr_cmask5.attr, 264 NULL, 265 }; 266 267 static const struct attribute_group snb_uncore_format_group = { 268 .name = "format", 269 .attrs = snb_uncore_formats_attr, 270 }; 271 272 static struct intel_uncore_ops snb_uncore_msr_ops = { 273 .init_box = snb_uncore_msr_init_box, 274 .enable_box = snb_uncore_msr_enable_box, 275 .exit_box = snb_uncore_msr_exit_box, 276 .disable_event = snb_uncore_msr_disable_event, 277 .enable_event = snb_uncore_msr_enable_event, 278 .read_counter = uncore_msr_read_counter, 279 }; 280 281 static struct event_constraint snb_uncore_arb_constraints[] = { 282 UNCORE_EVENT_CONSTRAINT(0x80, 0x1), 283 UNCORE_EVENT_CONSTRAINT(0x83, 0x1), 284 EVENT_CONSTRAINT_END 285 }; 286 287 static struct intel_uncore_type snb_uncore_cbox = { 288 .name = "cbox", 289 .num_counters = 2, 290 .num_boxes = 4, 291 .perf_ctr_bits = 44, 292 .fixed_ctr_bits = 48, 293 .perf_ctr = SNB_UNC_CBO_0_PER_CTR0, 294 .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0, 295 .fixed_ctr = SNB_UNC_FIXED_CTR, 296 .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL, 297 .single_fixed = 1, 298 .event_mask = SNB_UNC_RAW_EVENT_MASK, 299 .msr_offset = SNB_UNC_CBO_MSR_OFFSET, 300 .ops = &snb_uncore_msr_ops, 301 .format_group = &snb_uncore_format_group, 302 .event_descs = snb_uncore_events, 303 }; 304 305 static struct intel_uncore_type snb_uncore_arb = { 306 .name = "arb", 307 .num_counters = 2, 308 .num_boxes = 1, 309 .perf_ctr_bits = 44, 310 .perf_ctr = SNB_UNC_ARB_PER_CTR0, 311 .event_ctl = SNB_UNC_ARB_PERFEVTSEL0, 312 .event_mask = SNB_UNC_RAW_EVENT_MASK, 313 .msr_offset = SNB_UNC_ARB_MSR_OFFSET, 314 .constraints = snb_uncore_arb_constraints, 315 .ops = &snb_uncore_msr_ops, 316 .format_group = &snb_uncore_format_group, 317 }; 318 319 static struct intel_uncore_type *snb_msr_uncores[] = { 320 &snb_uncore_cbox, 321 &snb_uncore_arb, 322 NULL, 323 }; 324 325 void snb_uncore_cpu_init(void) 326 { 327 uncore_msr_uncores = snb_msr_uncores; 328 if (snb_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) 329 snb_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; 330 } 331 332 static void skl_uncore_msr_init_box(struct intel_uncore_box *box) 333 { 334 if (box->pmu->pmu_idx == 0) { 335 wrmsrl(SKL_UNC_PERF_GLOBAL_CTL, 336 SNB_UNC_GLOBAL_CTL_EN | SKL_UNC_GLOBAL_CTL_CORE_ALL); 337 } 338 339 /* The 8th CBOX has different MSR space */ 340 if (box->pmu->pmu_idx == 7) 341 __set_bit(UNCORE_BOX_FLAG_CFL8_CBOX_MSR_OFFS, &box->flags); 342 } 343 344 static void skl_uncore_msr_enable_box(struct intel_uncore_box *box) 345 { 346 wrmsrl(SKL_UNC_PERF_GLOBAL_CTL, 347 SNB_UNC_GLOBAL_CTL_EN | SKL_UNC_GLOBAL_CTL_CORE_ALL); 348 } 349 350 static void skl_uncore_msr_exit_box(struct intel_uncore_box *box) 351 { 352 if (box->pmu->pmu_idx == 0) 353 wrmsrl(SKL_UNC_PERF_GLOBAL_CTL, 0); 354 } 355 356 static struct intel_uncore_ops skl_uncore_msr_ops = { 357 .init_box = skl_uncore_msr_init_box, 358 .enable_box = skl_uncore_msr_enable_box, 359 .exit_box = skl_uncore_msr_exit_box, 360 .disable_event = snb_uncore_msr_disable_event, 361 .enable_event = snb_uncore_msr_enable_event, 362 .read_counter = uncore_msr_read_counter, 363 }; 364 365 static struct intel_uncore_type skl_uncore_cbox = { 366 .name = "cbox", 367 .num_counters = 4, 368 .num_boxes = 8, 369 .perf_ctr_bits = 44, 370 .fixed_ctr_bits = 48, 371 .perf_ctr = SNB_UNC_CBO_0_PER_CTR0, 372 .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0, 373 .fixed_ctr = SNB_UNC_FIXED_CTR, 374 .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL, 375 .single_fixed = 1, 376 .event_mask = SNB_UNC_RAW_EVENT_MASK, 377 .msr_offset = SNB_UNC_CBO_MSR_OFFSET, 378 .ops = &skl_uncore_msr_ops, 379 .format_group = &snb_uncore_format_group, 380 .event_descs = snb_uncore_events, 381 }; 382 383 static struct intel_uncore_type *skl_msr_uncores[] = { 384 &skl_uncore_cbox, 385 &snb_uncore_arb, 386 NULL, 387 }; 388 389 void skl_uncore_cpu_init(void) 390 { 391 uncore_msr_uncores = skl_msr_uncores; 392 if (skl_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) 393 skl_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; 394 snb_uncore_arb.ops = &skl_uncore_msr_ops; 395 } 396 397 static struct intel_uncore_ops icl_uncore_msr_ops = { 398 .disable_event = snb_uncore_msr_disable_event, 399 .enable_event = snb_uncore_msr_enable_event, 400 .read_counter = uncore_msr_read_counter, 401 }; 402 403 static struct intel_uncore_type icl_uncore_cbox = { 404 .name = "cbox", 405 .num_counters = 2, 406 .perf_ctr_bits = 44, 407 .perf_ctr = ICL_UNC_CBO_0_PER_CTR0, 408 .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0, 409 .event_mask = SNB_UNC_RAW_EVENT_MASK, 410 .msr_offset = ICL_UNC_CBO_MSR_OFFSET, 411 .ops = &icl_uncore_msr_ops, 412 .format_group = &snb_uncore_format_group, 413 }; 414 415 static struct uncore_event_desc icl_uncore_events[] = { 416 INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff"), 417 { /* end: all zeroes */ }, 418 }; 419 420 static struct attribute *icl_uncore_clock_formats_attr[] = { 421 &format_attr_event.attr, 422 NULL, 423 }; 424 425 static struct attribute_group icl_uncore_clock_format_group = { 426 .name = "format", 427 .attrs = icl_uncore_clock_formats_attr, 428 }; 429 430 static struct intel_uncore_type icl_uncore_clockbox = { 431 .name = "clock", 432 .num_counters = 1, 433 .num_boxes = 1, 434 .fixed_ctr_bits = 48, 435 .fixed_ctr = SNB_UNC_FIXED_CTR, 436 .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL, 437 .single_fixed = 1, 438 .event_mask = SNB_UNC_CTL_EV_SEL_MASK, 439 .format_group = &icl_uncore_clock_format_group, 440 .ops = &icl_uncore_msr_ops, 441 .event_descs = icl_uncore_events, 442 }; 443 444 static struct intel_uncore_type icl_uncore_arb = { 445 .name = "arb", 446 .num_counters = 1, 447 .num_boxes = 1, 448 .perf_ctr_bits = 44, 449 .perf_ctr = ICL_UNC_ARB_PER_CTR, 450 .event_ctl = ICL_UNC_ARB_PERFEVTSEL, 451 .event_mask = SNB_UNC_RAW_EVENT_MASK, 452 .ops = &icl_uncore_msr_ops, 453 .format_group = &snb_uncore_format_group, 454 }; 455 456 static struct intel_uncore_type *icl_msr_uncores[] = { 457 &icl_uncore_cbox, 458 &icl_uncore_arb, 459 &icl_uncore_clockbox, 460 NULL, 461 }; 462 463 static int icl_get_cbox_num(void) 464 { 465 u64 num_boxes; 466 467 rdmsrl(ICL_UNC_CBO_CONFIG, num_boxes); 468 469 return num_boxes & ICL_UNC_NUM_CBO_MASK; 470 } 471 472 void icl_uncore_cpu_init(void) 473 { 474 uncore_msr_uncores = icl_msr_uncores; 475 icl_uncore_cbox.num_boxes = icl_get_cbox_num(); 476 } 477 478 static struct intel_uncore_type *tgl_msr_uncores[] = { 479 &icl_uncore_cbox, 480 &snb_uncore_arb, 481 &icl_uncore_clockbox, 482 NULL, 483 }; 484 485 static void rkl_uncore_msr_init_box(struct intel_uncore_box *box) 486 { 487 if (box->pmu->pmu_idx == 0) 488 wrmsrl(SKL_UNC_PERF_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN); 489 } 490 491 void tgl_uncore_cpu_init(void) 492 { 493 uncore_msr_uncores = tgl_msr_uncores; 494 icl_uncore_cbox.num_boxes = icl_get_cbox_num(); 495 icl_uncore_cbox.ops = &skl_uncore_msr_ops; 496 icl_uncore_clockbox.ops = &skl_uncore_msr_ops; 497 snb_uncore_arb.ops = &skl_uncore_msr_ops; 498 skl_uncore_msr_ops.init_box = rkl_uncore_msr_init_box; 499 } 500 501 static void adl_uncore_msr_init_box(struct intel_uncore_box *box) 502 { 503 if (box->pmu->pmu_idx == 0) 504 wrmsrl(ADL_UNC_PERF_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN); 505 } 506 507 static void adl_uncore_msr_enable_box(struct intel_uncore_box *box) 508 { 509 wrmsrl(ADL_UNC_PERF_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN); 510 } 511 512 static void adl_uncore_msr_disable_box(struct intel_uncore_box *box) 513 { 514 if (box->pmu->pmu_idx == 0) 515 wrmsrl(ADL_UNC_PERF_GLOBAL_CTL, 0); 516 } 517 518 static void adl_uncore_msr_exit_box(struct intel_uncore_box *box) 519 { 520 if (box->pmu->pmu_idx == 0) 521 wrmsrl(ADL_UNC_PERF_GLOBAL_CTL, 0); 522 } 523 524 static struct intel_uncore_ops adl_uncore_msr_ops = { 525 .init_box = adl_uncore_msr_init_box, 526 .enable_box = adl_uncore_msr_enable_box, 527 .disable_box = adl_uncore_msr_disable_box, 528 .exit_box = adl_uncore_msr_exit_box, 529 .disable_event = snb_uncore_msr_disable_event, 530 .enable_event = snb_uncore_msr_enable_event, 531 .read_counter = uncore_msr_read_counter, 532 }; 533 534 static struct attribute *adl_uncore_formats_attr[] = { 535 &format_attr_event.attr, 536 &format_attr_umask.attr, 537 &format_attr_edge.attr, 538 &format_attr_inv.attr, 539 &format_attr_threshold.attr, 540 NULL, 541 }; 542 543 static const struct attribute_group adl_uncore_format_group = { 544 .name = "format", 545 .attrs = adl_uncore_formats_attr, 546 }; 547 548 static struct intel_uncore_type adl_uncore_cbox = { 549 .name = "cbox", 550 .num_counters = 2, 551 .perf_ctr_bits = 44, 552 .perf_ctr = ADL_UNC_CBO_0_PER_CTR0, 553 .event_ctl = ADL_UNC_CBO_0_PERFEVTSEL0, 554 .event_mask = ADL_UNC_RAW_EVENT_MASK, 555 .msr_offset = ICL_UNC_CBO_MSR_OFFSET, 556 .ops = &adl_uncore_msr_ops, 557 .format_group = &adl_uncore_format_group, 558 }; 559 560 static struct intel_uncore_type adl_uncore_arb = { 561 .name = "arb", 562 .num_counters = 2, 563 .num_boxes = 2, 564 .perf_ctr_bits = 44, 565 .perf_ctr = ADL_UNC_ARB_PER_CTR0, 566 .event_ctl = ADL_UNC_ARB_PERFEVTSEL0, 567 .event_mask = SNB_UNC_RAW_EVENT_MASK, 568 .msr_offset = ADL_UNC_ARB_MSR_OFFSET, 569 .constraints = snb_uncore_arb_constraints, 570 .ops = &adl_uncore_msr_ops, 571 .format_group = &snb_uncore_format_group, 572 }; 573 574 static struct intel_uncore_type adl_uncore_clockbox = { 575 .name = "clock", 576 .num_counters = 1, 577 .num_boxes = 1, 578 .fixed_ctr_bits = 48, 579 .fixed_ctr = ADL_UNC_FIXED_CTR, 580 .fixed_ctl = ADL_UNC_FIXED_CTR_CTRL, 581 .single_fixed = 1, 582 .event_mask = SNB_UNC_CTL_EV_SEL_MASK, 583 .format_group = &icl_uncore_clock_format_group, 584 .ops = &adl_uncore_msr_ops, 585 .event_descs = icl_uncore_events, 586 }; 587 588 static struct intel_uncore_type *adl_msr_uncores[] = { 589 &adl_uncore_cbox, 590 &adl_uncore_arb, 591 &adl_uncore_clockbox, 592 NULL, 593 }; 594 595 void adl_uncore_cpu_init(void) 596 { 597 adl_uncore_cbox.num_boxes = icl_get_cbox_num(); 598 uncore_msr_uncores = adl_msr_uncores; 599 } 600 601 enum { 602 SNB_PCI_UNCORE_IMC, 603 }; 604 605 static struct uncore_event_desc snb_uncore_imc_events[] = { 606 INTEL_UNCORE_EVENT_DESC(data_reads, "event=0x01"), 607 INTEL_UNCORE_EVENT_DESC(data_reads.scale, "6.103515625e-5"), 608 INTEL_UNCORE_EVENT_DESC(data_reads.unit, "MiB"), 609 610 INTEL_UNCORE_EVENT_DESC(data_writes, "event=0x02"), 611 INTEL_UNCORE_EVENT_DESC(data_writes.scale, "6.103515625e-5"), 612 INTEL_UNCORE_EVENT_DESC(data_writes.unit, "MiB"), 613 614 INTEL_UNCORE_EVENT_DESC(gt_requests, "event=0x03"), 615 INTEL_UNCORE_EVENT_DESC(gt_requests.scale, "6.103515625e-5"), 616 INTEL_UNCORE_EVENT_DESC(gt_requests.unit, "MiB"), 617 618 INTEL_UNCORE_EVENT_DESC(ia_requests, "event=0x04"), 619 INTEL_UNCORE_EVENT_DESC(ia_requests.scale, "6.103515625e-5"), 620 INTEL_UNCORE_EVENT_DESC(ia_requests.unit, "MiB"), 621 622 INTEL_UNCORE_EVENT_DESC(io_requests, "event=0x05"), 623 INTEL_UNCORE_EVENT_DESC(io_requests.scale, "6.103515625e-5"), 624 INTEL_UNCORE_EVENT_DESC(io_requests.unit, "MiB"), 625 626 { /* end: all zeroes */ }, 627 }; 628 629 #define SNB_UNCORE_PCI_IMC_EVENT_MASK 0xff 630 #define SNB_UNCORE_PCI_IMC_BAR_OFFSET 0x48 631 632 /* page size multiple covering all config regs */ 633 #define SNB_UNCORE_PCI_IMC_MAP_SIZE 0x6000 634 635 #define SNB_UNCORE_PCI_IMC_DATA_READS 0x1 636 #define SNB_UNCORE_PCI_IMC_DATA_READS_BASE 0x5050 637 #define SNB_UNCORE_PCI_IMC_DATA_WRITES 0x2 638 #define SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE 0x5054 639 #define SNB_UNCORE_PCI_IMC_CTR_BASE SNB_UNCORE_PCI_IMC_DATA_READS_BASE 640 641 /* BW break down- legacy counters */ 642 #define SNB_UNCORE_PCI_IMC_GT_REQUESTS 0x3 643 #define SNB_UNCORE_PCI_IMC_GT_REQUESTS_BASE 0x5040 644 #define SNB_UNCORE_PCI_IMC_IA_REQUESTS 0x4 645 #define SNB_UNCORE_PCI_IMC_IA_REQUESTS_BASE 0x5044 646 #define SNB_UNCORE_PCI_IMC_IO_REQUESTS 0x5 647 #define SNB_UNCORE_PCI_IMC_IO_REQUESTS_BASE 0x5048 648 649 enum perf_snb_uncore_imc_freerunning_types { 650 SNB_PCI_UNCORE_IMC_DATA_READS = 0, 651 SNB_PCI_UNCORE_IMC_DATA_WRITES, 652 SNB_PCI_UNCORE_IMC_GT_REQUESTS, 653 SNB_PCI_UNCORE_IMC_IA_REQUESTS, 654 SNB_PCI_UNCORE_IMC_IO_REQUESTS, 655 656 SNB_PCI_UNCORE_IMC_FREERUNNING_TYPE_MAX, 657 }; 658 659 static struct freerunning_counters snb_uncore_imc_freerunning[] = { 660 [SNB_PCI_UNCORE_IMC_DATA_READS] = { SNB_UNCORE_PCI_IMC_DATA_READS_BASE, 661 0x0, 0x0, 1, 32 }, 662 [SNB_PCI_UNCORE_IMC_DATA_WRITES] = { SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE, 663 0x0, 0x0, 1, 32 }, 664 [SNB_PCI_UNCORE_IMC_GT_REQUESTS] = { SNB_UNCORE_PCI_IMC_GT_REQUESTS_BASE, 665 0x0, 0x0, 1, 32 }, 666 [SNB_PCI_UNCORE_IMC_IA_REQUESTS] = { SNB_UNCORE_PCI_IMC_IA_REQUESTS_BASE, 667 0x0, 0x0, 1, 32 }, 668 [SNB_PCI_UNCORE_IMC_IO_REQUESTS] = { SNB_UNCORE_PCI_IMC_IO_REQUESTS_BASE, 669 0x0, 0x0, 1, 32 }, 670 }; 671 672 static struct attribute *snb_uncore_imc_formats_attr[] = { 673 &format_attr_event.attr, 674 NULL, 675 }; 676 677 static const struct attribute_group snb_uncore_imc_format_group = { 678 .name = "format", 679 .attrs = snb_uncore_imc_formats_attr, 680 }; 681 682 static void snb_uncore_imc_init_box(struct intel_uncore_box *box) 683 { 684 struct intel_uncore_type *type = box->pmu->type; 685 struct pci_dev *pdev = box->pci_dev; 686 int where = SNB_UNCORE_PCI_IMC_BAR_OFFSET; 687 resource_size_t addr; 688 u32 pci_dword; 689 690 pci_read_config_dword(pdev, where, &pci_dword); 691 addr = pci_dword; 692 693 #ifdef CONFIG_PHYS_ADDR_T_64BIT 694 pci_read_config_dword(pdev, where + 4, &pci_dword); 695 addr |= ((resource_size_t)pci_dword << 32); 696 #endif 697 698 addr &= ~(PAGE_SIZE - 1); 699 700 box->io_addr = ioremap(addr, type->mmio_map_size); 701 if (!box->io_addr) 702 pr_warn("perf uncore: Failed to ioremap for %s.\n", type->name); 703 704 box->hrtimer_duration = UNCORE_SNB_IMC_HRTIMER_INTERVAL; 705 } 706 707 static void snb_uncore_imc_enable_box(struct intel_uncore_box *box) 708 {} 709 710 static void snb_uncore_imc_disable_box(struct intel_uncore_box *box) 711 {} 712 713 static void snb_uncore_imc_enable_event(struct intel_uncore_box *box, struct perf_event *event) 714 {} 715 716 static void snb_uncore_imc_disable_event(struct intel_uncore_box *box, struct perf_event *event) 717 {} 718 719 /* 720 * Keep the custom event_init() function compatible with old event 721 * encoding for free running counters. 722 */ 723 static int snb_uncore_imc_event_init(struct perf_event *event) 724 { 725 struct intel_uncore_pmu *pmu; 726 struct intel_uncore_box *box; 727 struct hw_perf_event *hwc = &event->hw; 728 u64 cfg = event->attr.config & SNB_UNCORE_PCI_IMC_EVENT_MASK; 729 int idx, base; 730 731 if (event->attr.type != event->pmu->type) 732 return -ENOENT; 733 734 pmu = uncore_event_to_pmu(event); 735 /* no device found for this pmu */ 736 if (pmu->func_id < 0) 737 return -ENOENT; 738 739 /* Sampling not supported yet */ 740 if (hwc->sample_period) 741 return -EINVAL; 742 743 /* unsupported modes and filters */ 744 if (event->attr.sample_period) /* no sampling */ 745 return -EINVAL; 746 747 /* 748 * Place all uncore events for a particular physical package 749 * onto a single cpu 750 */ 751 if (event->cpu < 0) 752 return -EINVAL; 753 754 /* check only supported bits are set */ 755 if (event->attr.config & ~SNB_UNCORE_PCI_IMC_EVENT_MASK) 756 return -EINVAL; 757 758 box = uncore_pmu_to_box(pmu, event->cpu); 759 if (!box || box->cpu < 0) 760 return -EINVAL; 761 762 event->cpu = box->cpu; 763 event->pmu_private = box; 764 765 event->event_caps |= PERF_EV_CAP_READ_ACTIVE_PKG; 766 767 event->hw.idx = -1; 768 event->hw.last_tag = ~0ULL; 769 event->hw.extra_reg.idx = EXTRA_REG_NONE; 770 event->hw.branch_reg.idx = EXTRA_REG_NONE; 771 /* 772 * check event is known (whitelist, determines counter) 773 */ 774 switch (cfg) { 775 case SNB_UNCORE_PCI_IMC_DATA_READS: 776 base = SNB_UNCORE_PCI_IMC_DATA_READS_BASE; 777 idx = UNCORE_PMC_IDX_FREERUNNING; 778 break; 779 case SNB_UNCORE_PCI_IMC_DATA_WRITES: 780 base = SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE; 781 idx = UNCORE_PMC_IDX_FREERUNNING; 782 break; 783 case SNB_UNCORE_PCI_IMC_GT_REQUESTS: 784 base = SNB_UNCORE_PCI_IMC_GT_REQUESTS_BASE; 785 idx = UNCORE_PMC_IDX_FREERUNNING; 786 break; 787 case SNB_UNCORE_PCI_IMC_IA_REQUESTS: 788 base = SNB_UNCORE_PCI_IMC_IA_REQUESTS_BASE; 789 idx = UNCORE_PMC_IDX_FREERUNNING; 790 break; 791 case SNB_UNCORE_PCI_IMC_IO_REQUESTS: 792 base = SNB_UNCORE_PCI_IMC_IO_REQUESTS_BASE; 793 idx = UNCORE_PMC_IDX_FREERUNNING; 794 break; 795 default: 796 return -EINVAL; 797 } 798 799 /* must be done before validate_group */ 800 event->hw.event_base = base; 801 event->hw.idx = idx; 802 803 /* Convert to standard encoding format for freerunning counters */ 804 event->hw.config = ((cfg - 1) << 8) | 0x10ff; 805 806 /* no group validation needed, we have free running counters */ 807 808 return 0; 809 } 810 811 static int snb_uncore_imc_hw_config(struct intel_uncore_box *box, struct perf_event *event) 812 { 813 return 0; 814 } 815 816 int snb_pci2phy_map_init(int devid) 817 { 818 struct pci_dev *dev = NULL; 819 struct pci2phy_map *map; 820 int bus, segment; 821 822 dev = pci_get_device(PCI_VENDOR_ID_INTEL, devid, dev); 823 if (!dev) 824 return -ENOTTY; 825 826 bus = dev->bus->number; 827 segment = pci_domain_nr(dev->bus); 828 829 raw_spin_lock(&pci2phy_map_lock); 830 map = __find_pci2phy_map(segment); 831 if (!map) { 832 raw_spin_unlock(&pci2phy_map_lock); 833 pci_dev_put(dev); 834 return -ENOMEM; 835 } 836 map->pbus_to_dieid[bus] = 0; 837 raw_spin_unlock(&pci2phy_map_lock); 838 839 pci_dev_put(dev); 840 841 return 0; 842 } 843 844 static u64 snb_uncore_imc_read_counter(struct intel_uncore_box *box, struct perf_event *event) 845 { 846 struct hw_perf_event *hwc = &event->hw; 847 848 /* 849 * SNB IMC counters are 32-bit and are laid out back to back 850 * in MMIO space. Therefore we must use a 32-bit accessor function 851 * using readq() from uncore_mmio_read_counter() causes problems 852 * because it is reading 64-bit at a time. This is okay for the 853 * uncore_perf_event_update() function because it drops the upper 854 * 32-bits but not okay for plain uncore_read_counter() as invoked 855 * in uncore_pmu_event_start(). 856 */ 857 return (u64)readl(box->io_addr + hwc->event_base); 858 } 859 860 static struct pmu snb_uncore_imc_pmu = { 861 .task_ctx_nr = perf_invalid_context, 862 .event_init = snb_uncore_imc_event_init, 863 .add = uncore_pmu_event_add, 864 .del = uncore_pmu_event_del, 865 .start = uncore_pmu_event_start, 866 .stop = uncore_pmu_event_stop, 867 .read = uncore_pmu_event_read, 868 .capabilities = PERF_PMU_CAP_NO_EXCLUDE, 869 }; 870 871 static struct intel_uncore_ops snb_uncore_imc_ops = { 872 .init_box = snb_uncore_imc_init_box, 873 .exit_box = uncore_mmio_exit_box, 874 .enable_box = snb_uncore_imc_enable_box, 875 .disable_box = snb_uncore_imc_disable_box, 876 .disable_event = snb_uncore_imc_disable_event, 877 .enable_event = snb_uncore_imc_enable_event, 878 .hw_config = snb_uncore_imc_hw_config, 879 .read_counter = snb_uncore_imc_read_counter, 880 }; 881 882 static struct intel_uncore_type snb_uncore_imc = { 883 .name = "imc", 884 .num_counters = 5, 885 .num_boxes = 1, 886 .num_freerunning_types = SNB_PCI_UNCORE_IMC_FREERUNNING_TYPE_MAX, 887 .mmio_map_size = SNB_UNCORE_PCI_IMC_MAP_SIZE, 888 .freerunning = snb_uncore_imc_freerunning, 889 .event_descs = snb_uncore_imc_events, 890 .format_group = &snb_uncore_imc_format_group, 891 .ops = &snb_uncore_imc_ops, 892 .pmu = &snb_uncore_imc_pmu, 893 }; 894 895 static struct intel_uncore_type *snb_pci_uncores[] = { 896 [SNB_PCI_UNCORE_IMC] = &snb_uncore_imc, 897 NULL, 898 }; 899 900 static const struct pci_device_id snb_uncore_pci_ids[] = { 901 IMC_UNCORE_DEV(SNB), 902 { /* end: all zeroes */ }, 903 }; 904 905 static const struct pci_device_id ivb_uncore_pci_ids[] = { 906 IMC_UNCORE_DEV(IVB), 907 IMC_UNCORE_DEV(IVB_E3), 908 { /* end: all zeroes */ }, 909 }; 910 911 static const struct pci_device_id hsw_uncore_pci_ids[] = { 912 IMC_UNCORE_DEV(HSW), 913 IMC_UNCORE_DEV(HSW_U), 914 { /* end: all zeroes */ }, 915 }; 916 917 static const struct pci_device_id bdw_uncore_pci_ids[] = { 918 IMC_UNCORE_DEV(BDW), 919 { /* end: all zeroes */ }, 920 }; 921 922 static const struct pci_device_id skl_uncore_pci_ids[] = { 923 IMC_UNCORE_DEV(SKL_Y), 924 IMC_UNCORE_DEV(SKL_U), 925 IMC_UNCORE_DEV(SKL_HD), 926 IMC_UNCORE_DEV(SKL_HQ), 927 IMC_UNCORE_DEV(SKL_SD), 928 IMC_UNCORE_DEV(SKL_SQ), 929 IMC_UNCORE_DEV(SKL_E3), 930 IMC_UNCORE_DEV(KBL_Y), 931 IMC_UNCORE_DEV(KBL_U), 932 IMC_UNCORE_DEV(KBL_UQ), 933 IMC_UNCORE_DEV(KBL_SD), 934 IMC_UNCORE_DEV(KBL_SQ), 935 IMC_UNCORE_DEV(KBL_HQ), 936 IMC_UNCORE_DEV(KBL_WQ), 937 IMC_UNCORE_DEV(CFL_2U), 938 IMC_UNCORE_DEV(CFL_4U), 939 IMC_UNCORE_DEV(CFL_4H), 940 IMC_UNCORE_DEV(CFL_6H), 941 IMC_UNCORE_DEV(CFL_2S_D), 942 IMC_UNCORE_DEV(CFL_4S_D), 943 IMC_UNCORE_DEV(CFL_6S_D), 944 IMC_UNCORE_DEV(CFL_8S_D), 945 IMC_UNCORE_DEV(CFL_4S_W), 946 IMC_UNCORE_DEV(CFL_6S_W), 947 IMC_UNCORE_DEV(CFL_8S_W), 948 IMC_UNCORE_DEV(CFL_4S_S), 949 IMC_UNCORE_DEV(CFL_6S_S), 950 IMC_UNCORE_DEV(CFL_8S_S), 951 IMC_UNCORE_DEV(AML_YD), 952 IMC_UNCORE_DEV(AML_YQ), 953 IMC_UNCORE_DEV(WHL_UQ), 954 IMC_UNCORE_DEV(WHL_4_UQ), 955 IMC_UNCORE_DEV(WHL_UD), 956 IMC_UNCORE_DEV(CML_H1), 957 IMC_UNCORE_DEV(CML_H2), 958 IMC_UNCORE_DEV(CML_H3), 959 IMC_UNCORE_DEV(CML_U1), 960 IMC_UNCORE_DEV(CML_U2), 961 IMC_UNCORE_DEV(CML_U3), 962 IMC_UNCORE_DEV(CML_S1), 963 IMC_UNCORE_DEV(CML_S2), 964 IMC_UNCORE_DEV(CML_S3), 965 IMC_UNCORE_DEV(CML_S4), 966 IMC_UNCORE_DEV(CML_S5), 967 { /* end: all zeroes */ }, 968 }; 969 970 static const struct pci_device_id icl_uncore_pci_ids[] = { 971 IMC_UNCORE_DEV(ICL_U), 972 IMC_UNCORE_DEV(ICL_U2), 973 IMC_UNCORE_DEV(RKL_1), 974 IMC_UNCORE_DEV(RKL_2), 975 { /* end: all zeroes */ }, 976 }; 977 978 static struct pci_driver snb_uncore_pci_driver = { 979 .name = "snb_uncore", 980 .id_table = snb_uncore_pci_ids, 981 }; 982 983 static struct pci_driver ivb_uncore_pci_driver = { 984 .name = "ivb_uncore", 985 .id_table = ivb_uncore_pci_ids, 986 }; 987 988 static struct pci_driver hsw_uncore_pci_driver = { 989 .name = "hsw_uncore", 990 .id_table = hsw_uncore_pci_ids, 991 }; 992 993 static struct pci_driver bdw_uncore_pci_driver = { 994 .name = "bdw_uncore", 995 .id_table = bdw_uncore_pci_ids, 996 }; 997 998 static struct pci_driver skl_uncore_pci_driver = { 999 .name = "skl_uncore", 1000 .id_table = skl_uncore_pci_ids, 1001 }; 1002 1003 static struct pci_driver icl_uncore_pci_driver = { 1004 .name = "icl_uncore", 1005 .id_table = icl_uncore_pci_ids, 1006 }; 1007 1008 struct imc_uncore_pci_dev { 1009 __u32 pci_id; 1010 struct pci_driver *driver; 1011 }; 1012 #define IMC_DEV(a, d) \ 1013 { .pci_id = PCI_DEVICE_ID_INTEL_##a, .driver = (d) } 1014 1015 static const struct imc_uncore_pci_dev desktop_imc_pci_ids[] = { 1016 IMC_DEV(SNB_IMC, &snb_uncore_pci_driver), 1017 IMC_DEV(IVB_IMC, &ivb_uncore_pci_driver), /* 3rd Gen Core processor */ 1018 IMC_DEV(IVB_E3_IMC, &ivb_uncore_pci_driver), /* Xeon E3-1200 v2/3rd Gen Core processor */ 1019 IMC_DEV(HSW_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core Processor */ 1020 IMC_DEV(HSW_U_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core ULT Mobile Processor */ 1021 IMC_DEV(BDW_IMC, &bdw_uncore_pci_driver), /* 5th Gen Core U */ 1022 IMC_DEV(SKL_Y_IMC, &skl_uncore_pci_driver), /* 6th Gen Core Y */ 1023 IMC_DEV(SKL_U_IMC, &skl_uncore_pci_driver), /* 6th Gen Core U */ 1024 IMC_DEV(SKL_HD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Dual Core */ 1025 IMC_DEV(SKL_HQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Quad Core */ 1026 IMC_DEV(SKL_SD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Dual Core */ 1027 IMC_DEV(SKL_SQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Quad Core */ 1028 IMC_DEV(SKL_E3_IMC, &skl_uncore_pci_driver), /* Xeon E3 V5 Gen Core processor */ 1029 IMC_DEV(KBL_Y_IMC, &skl_uncore_pci_driver), /* 7th Gen Core Y */ 1030 IMC_DEV(KBL_U_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U */ 1031 IMC_DEV(KBL_UQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U Quad Core */ 1032 IMC_DEV(KBL_SD_IMC, &skl_uncore_pci_driver), /* 7th Gen Core S Dual Core */ 1033 IMC_DEV(KBL_SQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core S Quad Core */ 1034 IMC_DEV(KBL_HQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core H Quad Core */ 1035 IMC_DEV(KBL_WQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core S 4 cores Work Station */ 1036 IMC_DEV(CFL_2U_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U 2 Cores */ 1037 IMC_DEV(CFL_4U_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U 4 Cores */ 1038 IMC_DEV(CFL_4H_IMC, &skl_uncore_pci_driver), /* 8th Gen Core H 4 Cores */ 1039 IMC_DEV(CFL_6H_IMC, &skl_uncore_pci_driver), /* 8th Gen Core H 6 Cores */ 1040 IMC_DEV(CFL_2S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 2 Cores Desktop */ 1041 IMC_DEV(CFL_4S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 4 Cores Desktop */ 1042 IMC_DEV(CFL_6S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 6 Cores Desktop */ 1043 IMC_DEV(CFL_8S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 8 Cores Desktop */ 1044 IMC_DEV(CFL_4S_W_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 4 Cores Work Station */ 1045 IMC_DEV(CFL_6S_W_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 6 Cores Work Station */ 1046 IMC_DEV(CFL_8S_W_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 8 Cores Work Station */ 1047 IMC_DEV(CFL_4S_S_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 4 Cores Server */ 1048 IMC_DEV(CFL_6S_S_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 6 Cores Server */ 1049 IMC_DEV(CFL_8S_S_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 8 Cores Server */ 1050 IMC_DEV(AML_YD_IMC, &skl_uncore_pci_driver), /* 8th Gen Core Y Mobile Dual Core */ 1051 IMC_DEV(AML_YQ_IMC, &skl_uncore_pci_driver), /* 8th Gen Core Y Mobile Quad Core */ 1052 IMC_DEV(WHL_UQ_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U Mobile Quad Core */ 1053 IMC_DEV(WHL_4_UQ_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U Mobile Quad Core */ 1054 IMC_DEV(WHL_UD_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U Mobile Dual Core */ 1055 IMC_DEV(CML_H1_IMC, &skl_uncore_pci_driver), 1056 IMC_DEV(CML_H2_IMC, &skl_uncore_pci_driver), 1057 IMC_DEV(CML_H3_IMC, &skl_uncore_pci_driver), 1058 IMC_DEV(CML_U1_IMC, &skl_uncore_pci_driver), 1059 IMC_DEV(CML_U2_IMC, &skl_uncore_pci_driver), 1060 IMC_DEV(CML_U3_IMC, &skl_uncore_pci_driver), 1061 IMC_DEV(CML_S1_IMC, &skl_uncore_pci_driver), 1062 IMC_DEV(CML_S2_IMC, &skl_uncore_pci_driver), 1063 IMC_DEV(CML_S3_IMC, &skl_uncore_pci_driver), 1064 IMC_DEV(CML_S4_IMC, &skl_uncore_pci_driver), 1065 IMC_DEV(CML_S5_IMC, &skl_uncore_pci_driver), 1066 IMC_DEV(ICL_U_IMC, &icl_uncore_pci_driver), /* 10th Gen Core Mobile */ 1067 IMC_DEV(ICL_U2_IMC, &icl_uncore_pci_driver), /* 10th Gen Core Mobile */ 1068 IMC_DEV(RKL_1_IMC, &icl_uncore_pci_driver), 1069 IMC_DEV(RKL_2_IMC, &icl_uncore_pci_driver), 1070 { /* end marker */ } 1071 }; 1072 1073 1074 #define for_each_imc_pci_id(x, t) \ 1075 for (x = (t); (x)->pci_id; x++) 1076 1077 static struct pci_driver *imc_uncore_find_dev(void) 1078 { 1079 const struct imc_uncore_pci_dev *p; 1080 int ret; 1081 1082 for_each_imc_pci_id(p, desktop_imc_pci_ids) { 1083 ret = snb_pci2phy_map_init(p->pci_id); 1084 if (ret == 0) 1085 return p->driver; 1086 } 1087 return NULL; 1088 } 1089 1090 static int imc_uncore_pci_init(void) 1091 { 1092 struct pci_driver *imc_drv = imc_uncore_find_dev(); 1093 1094 if (!imc_drv) 1095 return -ENODEV; 1096 1097 uncore_pci_uncores = snb_pci_uncores; 1098 uncore_pci_driver = imc_drv; 1099 1100 return 0; 1101 } 1102 1103 int snb_uncore_pci_init(void) 1104 { 1105 return imc_uncore_pci_init(); 1106 } 1107 1108 int ivb_uncore_pci_init(void) 1109 { 1110 return imc_uncore_pci_init(); 1111 } 1112 int hsw_uncore_pci_init(void) 1113 { 1114 return imc_uncore_pci_init(); 1115 } 1116 1117 int bdw_uncore_pci_init(void) 1118 { 1119 return imc_uncore_pci_init(); 1120 } 1121 1122 int skl_uncore_pci_init(void) 1123 { 1124 return imc_uncore_pci_init(); 1125 } 1126 1127 /* end of Sandy Bridge uncore support */ 1128 1129 /* Nehalem uncore support */ 1130 static void nhm_uncore_msr_disable_box(struct intel_uncore_box *box) 1131 { 1132 wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, 0); 1133 } 1134 1135 static void nhm_uncore_msr_enable_box(struct intel_uncore_box *box) 1136 { 1137 wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, NHM_UNC_GLOBAL_CTL_EN_PC_ALL | NHM_UNC_GLOBAL_CTL_EN_FC); 1138 } 1139 1140 static void nhm_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) 1141 { 1142 struct hw_perf_event *hwc = &event->hw; 1143 1144 if (hwc->idx < UNCORE_PMC_IDX_FIXED) 1145 wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); 1146 else 1147 wrmsrl(hwc->config_base, NHM_UNC_FIXED_CTR_CTL_EN); 1148 } 1149 1150 static struct attribute *nhm_uncore_formats_attr[] = { 1151 &format_attr_event.attr, 1152 &format_attr_umask.attr, 1153 &format_attr_edge.attr, 1154 &format_attr_inv.attr, 1155 &format_attr_cmask8.attr, 1156 NULL, 1157 }; 1158 1159 static const struct attribute_group nhm_uncore_format_group = { 1160 .name = "format", 1161 .attrs = nhm_uncore_formats_attr, 1162 }; 1163 1164 static struct uncore_event_desc nhm_uncore_events[] = { 1165 INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), 1166 INTEL_UNCORE_EVENT_DESC(qmc_writes_full_any, "event=0x2f,umask=0x0f"), 1167 INTEL_UNCORE_EVENT_DESC(qmc_normal_reads_any, "event=0x2c,umask=0x0f"), 1168 INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_reads, "event=0x20,umask=0x01"), 1169 INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_writes, "event=0x20,umask=0x02"), 1170 INTEL_UNCORE_EVENT_DESC(qhl_request_remote_reads, "event=0x20,umask=0x04"), 1171 INTEL_UNCORE_EVENT_DESC(qhl_request_remote_writes, "event=0x20,umask=0x08"), 1172 INTEL_UNCORE_EVENT_DESC(qhl_request_local_reads, "event=0x20,umask=0x10"), 1173 INTEL_UNCORE_EVENT_DESC(qhl_request_local_writes, "event=0x20,umask=0x20"), 1174 { /* end: all zeroes */ }, 1175 }; 1176 1177 static struct intel_uncore_ops nhm_uncore_msr_ops = { 1178 .disable_box = nhm_uncore_msr_disable_box, 1179 .enable_box = nhm_uncore_msr_enable_box, 1180 .disable_event = snb_uncore_msr_disable_event, 1181 .enable_event = nhm_uncore_msr_enable_event, 1182 .read_counter = uncore_msr_read_counter, 1183 }; 1184 1185 static struct intel_uncore_type nhm_uncore = { 1186 .name = "", 1187 .num_counters = 8, 1188 .num_boxes = 1, 1189 .perf_ctr_bits = 48, 1190 .fixed_ctr_bits = 48, 1191 .event_ctl = NHM_UNC_PERFEVTSEL0, 1192 .perf_ctr = NHM_UNC_UNCORE_PMC0, 1193 .fixed_ctr = NHM_UNC_FIXED_CTR, 1194 .fixed_ctl = NHM_UNC_FIXED_CTR_CTRL, 1195 .event_mask = NHM_UNC_RAW_EVENT_MASK, 1196 .event_descs = nhm_uncore_events, 1197 .ops = &nhm_uncore_msr_ops, 1198 .format_group = &nhm_uncore_format_group, 1199 }; 1200 1201 static struct intel_uncore_type *nhm_msr_uncores[] = { 1202 &nhm_uncore, 1203 NULL, 1204 }; 1205 1206 void nhm_uncore_cpu_init(void) 1207 { 1208 uncore_msr_uncores = nhm_msr_uncores; 1209 } 1210 1211 /* end of Nehalem uncore support */ 1212 1213 /* Tiger Lake MMIO uncore support */ 1214 1215 static const struct pci_device_id tgl_uncore_pci_ids[] = { 1216 IMC_UNCORE_DEV(TGL_U1), 1217 IMC_UNCORE_DEV(TGL_U2), 1218 IMC_UNCORE_DEV(TGL_U3), 1219 IMC_UNCORE_DEV(TGL_U4), 1220 IMC_UNCORE_DEV(TGL_H), 1221 IMC_UNCORE_DEV(ADL_1), 1222 IMC_UNCORE_DEV(ADL_2), 1223 IMC_UNCORE_DEV(ADL_3), 1224 IMC_UNCORE_DEV(ADL_4), 1225 IMC_UNCORE_DEV(ADL_5), 1226 IMC_UNCORE_DEV(ADL_6), 1227 IMC_UNCORE_DEV(ADL_7), 1228 IMC_UNCORE_DEV(ADL_8), 1229 IMC_UNCORE_DEV(ADL_9), 1230 IMC_UNCORE_DEV(ADL_10), 1231 IMC_UNCORE_DEV(ADL_11), 1232 IMC_UNCORE_DEV(ADL_12), 1233 IMC_UNCORE_DEV(ADL_13), 1234 IMC_UNCORE_DEV(ADL_14), 1235 IMC_UNCORE_DEV(ADL_15), 1236 IMC_UNCORE_DEV(ADL_16), 1237 IMC_UNCORE_DEV(ADL_17), 1238 IMC_UNCORE_DEV(ADL_18), 1239 IMC_UNCORE_DEV(ADL_19), 1240 IMC_UNCORE_DEV(ADL_20), 1241 IMC_UNCORE_DEV(ADL_21), 1242 IMC_UNCORE_DEV(RPL_1), 1243 IMC_UNCORE_DEV(RPL_2), 1244 IMC_UNCORE_DEV(RPL_3), 1245 IMC_UNCORE_DEV(RPL_4), 1246 IMC_UNCORE_DEV(RPL_5), 1247 IMC_UNCORE_DEV(RPL_6), 1248 IMC_UNCORE_DEV(RPL_7), 1249 IMC_UNCORE_DEV(RPL_8), 1250 IMC_UNCORE_DEV(RPL_9), 1251 IMC_UNCORE_DEV(RPL_10), 1252 IMC_UNCORE_DEV(RPL_11), 1253 IMC_UNCORE_DEV(RPL_12), 1254 IMC_UNCORE_DEV(RPL_13), 1255 IMC_UNCORE_DEV(RPL_14), 1256 IMC_UNCORE_DEV(RPL_15), 1257 IMC_UNCORE_DEV(RPL_16), 1258 IMC_UNCORE_DEV(RPL_17), 1259 IMC_UNCORE_DEV(RPL_18), 1260 IMC_UNCORE_DEV(RPL_19), 1261 IMC_UNCORE_DEV(RPL_20), 1262 IMC_UNCORE_DEV(RPL_21), 1263 IMC_UNCORE_DEV(RPL_22), 1264 IMC_UNCORE_DEV(RPL_23), 1265 IMC_UNCORE_DEV(RPL_24), 1266 IMC_UNCORE_DEV(RPL_25), 1267 { /* end: all zeroes */ } 1268 }; 1269 1270 enum perf_tgl_uncore_imc_freerunning_types { 1271 TGL_MMIO_UNCORE_IMC_DATA_TOTAL, 1272 TGL_MMIO_UNCORE_IMC_DATA_READ, 1273 TGL_MMIO_UNCORE_IMC_DATA_WRITE, 1274 TGL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX 1275 }; 1276 1277 static struct freerunning_counters tgl_l_uncore_imc_freerunning[] = { 1278 [TGL_MMIO_UNCORE_IMC_DATA_TOTAL] = { 0x5040, 0x0, 0x0, 1, 64 }, 1279 [TGL_MMIO_UNCORE_IMC_DATA_READ] = { 0x5058, 0x0, 0x0, 1, 64 }, 1280 [TGL_MMIO_UNCORE_IMC_DATA_WRITE] = { 0x50A0, 0x0, 0x0, 1, 64 }, 1281 }; 1282 1283 static struct freerunning_counters tgl_uncore_imc_freerunning[] = { 1284 [TGL_MMIO_UNCORE_IMC_DATA_TOTAL] = { 0xd840, 0x0, 0x0, 1, 64 }, 1285 [TGL_MMIO_UNCORE_IMC_DATA_READ] = { 0xd858, 0x0, 0x0, 1, 64 }, 1286 [TGL_MMIO_UNCORE_IMC_DATA_WRITE] = { 0xd8A0, 0x0, 0x0, 1, 64 }, 1287 }; 1288 1289 static struct uncore_event_desc tgl_uncore_imc_events[] = { 1290 INTEL_UNCORE_EVENT_DESC(data_total, "event=0xff,umask=0x10"), 1291 INTEL_UNCORE_EVENT_DESC(data_total.scale, "6.103515625e-5"), 1292 INTEL_UNCORE_EVENT_DESC(data_total.unit, "MiB"), 1293 1294 INTEL_UNCORE_EVENT_DESC(data_read, "event=0xff,umask=0x20"), 1295 INTEL_UNCORE_EVENT_DESC(data_read.scale, "6.103515625e-5"), 1296 INTEL_UNCORE_EVENT_DESC(data_read.unit, "MiB"), 1297 1298 INTEL_UNCORE_EVENT_DESC(data_write, "event=0xff,umask=0x30"), 1299 INTEL_UNCORE_EVENT_DESC(data_write.scale, "6.103515625e-5"), 1300 INTEL_UNCORE_EVENT_DESC(data_write.unit, "MiB"), 1301 1302 { /* end: all zeroes */ } 1303 }; 1304 1305 static struct pci_dev *tgl_uncore_get_mc_dev(void) 1306 { 1307 const struct pci_device_id *ids = tgl_uncore_pci_ids; 1308 struct pci_dev *mc_dev = NULL; 1309 1310 while (ids && ids->vendor) { 1311 mc_dev = pci_get_device(PCI_VENDOR_ID_INTEL, ids->device, NULL); 1312 if (mc_dev) 1313 return mc_dev; 1314 ids++; 1315 } 1316 1317 return mc_dev; 1318 } 1319 1320 #define TGL_UNCORE_MMIO_IMC_MEM_OFFSET 0x10000 1321 #define TGL_UNCORE_PCI_IMC_MAP_SIZE 0xe000 1322 1323 static void __uncore_imc_init_box(struct intel_uncore_box *box, 1324 unsigned int base_offset) 1325 { 1326 struct pci_dev *pdev = tgl_uncore_get_mc_dev(); 1327 struct intel_uncore_pmu *pmu = box->pmu; 1328 struct intel_uncore_type *type = pmu->type; 1329 resource_size_t addr; 1330 u32 mch_bar; 1331 1332 if (!pdev) { 1333 pr_warn("perf uncore: Cannot find matched IMC device.\n"); 1334 return; 1335 } 1336 1337 pci_read_config_dword(pdev, SNB_UNCORE_PCI_IMC_BAR_OFFSET, &mch_bar); 1338 /* MCHBAR is disabled */ 1339 if (!(mch_bar & BIT(0))) { 1340 pr_warn("perf uncore: MCHBAR is disabled. Failed to map IMC free-running counters.\n"); 1341 pci_dev_put(pdev); 1342 return; 1343 } 1344 mch_bar &= ~BIT(0); 1345 addr = (resource_size_t)(mch_bar + TGL_UNCORE_MMIO_IMC_MEM_OFFSET * pmu->pmu_idx); 1346 1347 #ifdef CONFIG_PHYS_ADDR_T_64BIT 1348 pci_read_config_dword(pdev, SNB_UNCORE_PCI_IMC_BAR_OFFSET + 4, &mch_bar); 1349 addr |= ((resource_size_t)mch_bar << 32); 1350 #endif 1351 1352 addr += base_offset; 1353 box->io_addr = ioremap(addr, type->mmio_map_size); 1354 if (!box->io_addr) 1355 pr_warn("perf uncore: Failed to ioremap for %s.\n", type->name); 1356 1357 pci_dev_put(pdev); 1358 } 1359 1360 static void tgl_uncore_imc_freerunning_init_box(struct intel_uncore_box *box) 1361 { 1362 __uncore_imc_init_box(box, 0); 1363 } 1364 1365 static struct intel_uncore_ops tgl_uncore_imc_freerunning_ops = { 1366 .init_box = tgl_uncore_imc_freerunning_init_box, 1367 .exit_box = uncore_mmio_exit_box, 1368 .read_counter = uncore_mmio_read_counter, 1369 .hw_config = uncore_freerunning_hw_config, 1370 }; 1371 1372 static struct attribute *tgl_uncore_imc_formats_attr[] = { 1373 &format_attr_event.attr, 1374 &format_attr_umask.attr, 1375 NULL 1376 }; 1377 1378 static const struct attribute_group tgl_uncore_imc_format_group = { 1379 .name = "format", 1380 .attrs = tgl_uncore_imc_formats_attr, 1381 }; 1382 1383 static struct intel_uncore_type tgl_uncore_imc_free_running = { 1384 .name = "imc_free_running", 1385 .num_counters = 3, 1386 .num_boxes = 2, 1387 .num_freerunning_types = TGL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX, 1388 .mmio_map_size = TGL_UNCORE_PCI_IMC_MAP_SIZE, 1389 .freerunning = tgl_uncore_imc_freerunning, 1390 .ops = &tgl_uncore_imc_freerunning_ops, 1391 .event_descs = tgl_uncore_imc_events, 1392 .format_group = &tgl_uncore_imc_format_group, 1393 }; 1394 1395 static struct intel_uncore_type *tgl_mmio_uncores[] = { 1396 &tgl_uncore_imc_free_running, 1397 NULL 1398 }; 1399 1400 void tgl_l_uncore_mmio_init(void) 1401 { 1402 tgl_uncore_imc_free_running.freerunning = tgl_l_uncore_imc_freerunning; 1403 uncore_mmio_uncores = tgl_mmio_uncores; 1404 } 1405 1406 void tgl_uncore_mmio_init(void) 1407 { 1408 uncore_mmio_uncores = tgl_mmio_uncores; 1409 } 1410 1411 /* end of Tiger Lake MMIO uncore support */ 1412 1413 /* Alder Lake MMIO uncore support */ 1414 #define ADL_UNCORE_IMC_BASE 0xd900 1415 #define ADL_UNCORE_IMC_MAP_SIZE 0x200 1416 #define ADL_UNCORE_IMC_CTR 0xe8 1417 #define ADL_UNCORE_IMC_CTRL 0xd0 1418 #define ADL_UNCORE_IMC_GLOBAL_CTL 0xc0 1419 #define ADL_UNCORE_IMC_BOX_CTL 0xc4 1420 #define ADL_UNCORE_IMC_FREERUNNING_BASE 0xd800 1421 #define ADL_UNCORE_IMC_FREERUNNING_MAP_SIZE 0x100 1422 1423 #define ADL_UNCORE_IMC_CTL_FRZ (1 << 0) 1424 #define ADL_UNCORE_IMC_CTL_RST_CTRL (1 << 1) 1425 #define ADL_UNCORE_IMC_CTL_RST_CTRS (1 << 2) 1426 #define ADL_UNCORE_IMC_CTL_INT (ADL_UNCORE_IMC_CTL_RST_CTRL | \ 1427 ADL_UNCORE_IMC_CTL_RST_CTRS) 1428 1429 static void adl_uncore_imc_init_box(struct intel_uncore_box *box) 1430 { 1431 __uncore_imc_init_box(box, ADL_UNCORE_IMC_BASE); 1432 1433 /* The global control in MC1 can control both MCs. */ 1434 if (box->io_addr && (box->pmu->pmu_idx == 1)) 1435 writel(ADL_UNCORE_IMC_CTL_INT, box->io_addr + ADL_UNCORE_IMC_GLOBAL_CTL); 1436 } 1437 1438 static void adl_uncore_mmio_disable_box(struct intel_uncore_box *box) 1439 { 1440 if (!box->io_addr) 1441 return; 1442 1443 writel(ADL_UNCORE_IMC_CTL_FRZ, box->io_addr + uncore_mmio_box_ctl(box)); 1444 } 1445 1446 static void adl_uncore_mmio_enable_box(struct intel_uncore_box *box) 1447 { 1448 if (!box->io_addr) 1449 return; 1450 1451 writel(0, box->io_addr + uncore_mmio_box_ctl(box)); 1452 } 1453 1454 static struct intel_uncore_ops adl_uncore_mmio_ops = { 1455 .init_box = adl_uncore_imc_init_box, 1456 .exit_box = uncore_mmio_exit_box, 1457 .disable_box = adl_uncore_mmio_disable_box, 1458 .enable_box = adl_uncore_mmio_enable_box, 1459 .disable_event = intel_generic_uncore_mmio_disable_event, 1460 .enable_event = intel_generic_uncore_mmio_enable_event, 1461 .read_counter = uncore_mmio_read_counter, 1462 }; 1463 1464 #define ADL_UNC_CTL_CHMASK_MASK 0x00000f00 1465 #define ADL_UNC_IMC_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ 1466 ADL_UNC_CTL_CHMASK_MASK | \ 1467 SNB_UNC_CTL_EDGE_DET) 1468 1469 static struct attribute *adl_uncore_imc_formats_attr[] = { 1470 &format_attr_event.attr, 1471 &format_attr_chmask.attr, 1472 &format_attr_edge.attr, 1473 NULL, 1474 }; 1475 1476 static const struct attribute_group adl_uncore_imc_format_group = { 1477 .name = "format", 1478 .attrs = adl_uncore_imc_formats_attr, 1479 }; 1480 1481 static struct intel_uncore_type adl_uncore_imc = { 1482 .name = "imc", 1483 .num_counters = 5, 1484 .num_boxes = 2, 1485 .perf_ctr_bits = 64, 1486 .perf_ctr = ADL_UNCORE_IMC_CTR, 1487 .event_ctl = ADL_UNCORE_IMC_CTRL, 1488 .event_mask = ADL_UNC_IMC_EVENT_MASK, 1489 .box_ctl = ADL_UNCORE_IMC_BOX_CTL, 1490 .mmio_offset = 0, 1491 .mmio_map_size = ADL_UNCORE_IMC_MAP_SIZE, 1492 .ops = &adl_uncore_mmio_ops, 1493 .format_group = &adl_uncore_imc_format_group, 1494 }; 1495 1496 enum perf_adl_uncore_imc_freerunning_types { 1497 ADL_MMIO_UNCORE_IMC_DATA_TOTAL, 1498 ADL_MMIO_UNCORE_IMC_DATA_READ, 1499 ADL_MMIO_UNCORE_IMC_DATA_WRITE, 1500 ADL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX 1501 }; 1502 1503 static struct freerunning_counters adl_uncore_imc_freerunning[] = { 1504 [ADL_MMIO_UNCORE_IMC_DATA_TOTAL] = { 0x40, 0x0, 0x0, 1, 64 }, 1505 [ADL_MMIO_UNCORE_IMC_DATA_READ] = { 0x58, 0x0, 0x0, 1, 64 }, 1506 [ADL_MMIO_UNCORE_IMC_DATA_WRITE] = { 0xA0, 0x0, 0x0, 1, 64 }, 1507 }; 1508 1509 static void adl_uncore_imc_freerunning_init_box(struct intel_uncore_box *box) 1510 { 1511 __uncore_imc_init_box(box, ADL_UNCORE_IMC_FREERUNNING_BASE); 1512 } 1513 1514 static struct intel_uncore_ops adl_uncore_imc_freerunning_ops = { 1515 .init_box = adl_uncore_imc_freerunning_init_box, 1516 .exit_box = uncore_mmio_exit_box, 1517 .read_counter = uncore_mmio_read_counter, 1518 .hw_config = uncore_freerunning_hw_config, 1519 }; 1520 1521 static struct intel_uncore_type adl_uncore_imc_free_running = { 1522 .name = "imc_free_running", 1523 .num_counters = 3, 1524 .num_boxes = 2, 1525 .num_freerunning_types = ADL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX, 1526 .mmio_map_size = ADL_UNCORE_IMC_FREERUNNING_MAP_SIZE, 1527 .freerunning = adl_uncore_imc_freerunning, 1528 .ops = &adl_uncore_imc_freerunning_ops, 1529 .event_descs = tgl_uncore_imc_events, 1530 .format_group = &tgl_uncore_imc_format_group, 1531 }; 1532 1533 static struct intel_uncore_type *adl_mmio_uncores[] = { 1534 &adl_uncore_imc, 1535 &adl_uncore_imc_free_running, 1536 NULL 1537 }; 1538 1539 void adl_uncore_mmio_init(void) 1540 { 1541 uncore_mmio_uncores = adl_mmio_uncores; 1542 } 1543 1544 /* end of Alder Lake MMIO uncore support */ 1545