1// SPDX-License-Identifier: GPL-2.0
2/* Nehalem/SandBridge/Haswell/Broadwell/Skylake uncore support */
3#include <asm/msr.h>
4#include "uncore.h"
5#include "uncore_discovery.h"
6
7/* Uncore IMC PCI IDs */
8#define PCI_DEVICE_ID_INTEL_SNB_IMC 0x0100
9#define PCI_DEVICE_ID_INTEL_IVB_IMC 0x0154
10#define PCI_DEVICE_ID_INTEL_IVB_E3_IMC 0x0150
11#define PCI_DEVICE_ID_INTEL_HSW_IMC 0x0c00
12#define PCI_DEVICE_ID_INTEL_HSW_U_IMC 0x0a04
13#define PCI_DEVICE_ID_INTEL_BDW_IMC 0x1604
14#define PCI_DEVICE_ID_INTEL_SKL_U_IMC 0x1904
15#define PCI_DEVICE_ID_INTEL_SKL_Y_IMC 0x190c
16#define PCI_DEVICE_ID_INTEL_SKL_HD_IMC 0x1900
17#define PCI_DEVICE_ID_INTEL_SKL_HQ_IMC 0x1910
18#define PCI_DEVICE_ID_INTEL_SKL_SD_IMC 0x190f
19#define PCI_DEVICE_ID_INTEL_SKL_SQ_IMC 0x191f
20#define PCI_DEVICE_ID_INTEL_SKL_E3_IMC 0x1918
21#define PCI_DEVICE_ID_INTEL_KBL_Y_IMC 0x590c
22#define PCI_DEVICE_ID_INTEL_KBL_U_IMC 0x5904
23#define PCI_DEVICE_ID_INTEL_KBL_UQ_IMC 0x5914
24#define PCI_DEVICE_ID_INTEL_KBL_SD_IMC 0x590f
25#define PCI_DEVICE_ID_INTEL_KBL_SQ_IMC 0x591f
26#define PCI_DEVICE_ID_INTEL_KBL_HQ_IMC 0x5910
27#define PCI_DEVICE_ID_INTEL_KBL_WQ_IMC 0x5918
28#define PCI_DEVICE_ID_INTEL_CFL_2U_IMC 0x3ecc
29#define PCI_DEVICE_ID_INTEL_CFL_4U_IMC 0x3ed0
30#define PCI_DEVICE_ID_INTEL_CFL_4H_IMC 0x3e10
31#define PCI_DEVICE_ID_INTEL_CFL_6H_IMC 0x3ec4
32#define PCI_DEVICE_ID_INTEL_CFL_2S_D_IMC 0x3e0f
33#define PCI_DEVICE_ID_INTEL_CFL_4S_D_IMC 0x3e1f
34#define PCI_DEVICE_ID_INTEL_CFL_6S_D_IMC 0x3ec2
35#define PCI_DEVICE_ID_INTEL_CFL_8S_D_IMC 0x3e30
36#define PCI_DEVICE_ID_INTEL_CFL_4S_W_IMC 0x3e18
37#define PCI_DEVICE_ID_INTEL_CFL_6S_W_IMC 0x3ec6
38#define PCI_DEVICE_ID_INTEL_CFL_8S_W_IMC 0x3e31
39#define PCI_DEVICE_ID_INTEL_CFL_4S_S_IMC 0x3e33
40#define PCI_DEVICE_ID_INTEL_CFL_6S_S_IMC 0x3eca
41#define PCI_DEVICE_ID_INTEL_CFL_8S_S_IMC 0x3e32
42#define PCI_DEVICE_ID_INTEL_AML_YD_IMC 0x590c
43#define PCI_DEVICE_ID_INTEL_AML_YQ_IMC 0x590d
44#define PCI_DEVICE_ID_INTEL_WHL_UQ_IMC 0x3ed0
45#define PCI_DEVICE_ID_INTEL_WHL_4_UQ_IMC 0x3e34
46#define PCI_DEVICE_ID_INTEL_WHL_UD_IMC 0x3e35
47#define PCI_DEVICE_ID_INTEL_CML_H1_IMC 0x9b44
48#define PCI_DEVICE_ID_INTEL_CML_H2_IMC 0x9b54
49#define PCI_DEVICE_ID_INTEL_CML_H3_IMC 0x9b64
50#define PCI_DEVICE_ID_INTEL_CML_U1_IMC 0x9b51
51#define PCI_DEVICE_ID_INTEL_CML_U2_IMC 0x9b61
52#define PCI_DEVICE_ID_INTEL_CML_U3_IMC 0x9b71
53#define PCI_DEVICE_ID_INTEL_CML_S1_IMC 0x9b33
54#define PCI_DEVICE_ID_INTEL_CML_S2_IMC 0x9b43
55#define PCI_DEVICE_ID_INTEL_CML_S3_IMC 0x9b53
56#define PCI_DEVICE_ID_INTEL_CML_S4_IMC 0x9b63
57#define PCI_DEVICE_ID_INTEL_CML_S5_IMC 0x9b73
58#define PCI_DEVICE_ID_INTEL_ICL_U_IMC 0x8a02
59#define PCI_DEVICE_ID_INTEL_ICL_U2_IMC 0x8a12
60#define PCI_DEVICE_ID_INTEL_TGL_U1_IMC 0x9a02
61#define PCI_DEVICE_ID_INTEL_TGL_U2_IMC 0x9a04
62#define PCI_DEVICE_ID_INTEL_TGL_U3_IMC 0x9a12
63#define PCI_DEVICE_ID_INTEL_TGL_U4_IMC 0x9a14
64#define PCI_DEVICE_ID_INTEL_TGL_H_IMC 0x9a36
65#define PCI_DEVICE_ID_INTEL_RKL_1_IMC 0x4c43
66#define PCI_DEVICE_ID_INTEL_RKL_2_IMC 0x4c53
67#define PCI_DEVICE_ID_INTEL_ADL_1_IMC 0x4660
68#define PCI_DEVICE_ID_INTEL_ADL_2_IMC 0x4641
69#define PCI_DEVICE_ID_INTEL_ADL_3_IMC 0x4601
70#define PCI_DEVICE_ID_INTEL_ADL_4_IMC 0x4602
71#define PCI_DEVICE_ID_INTEL_ADL_5_IMC 0x4609
72#define PCI_DEVICE_ID_INTEL_ADL_6_IMC 0x460a
73#define PCI_DEVICE_ID_INTEL_ADL_7_IMC 0x4621
74#define PCI_DEVICE_ID_INTEL_ADL_8_IMC 0x4623
75#define PCI_DEVICE_ID_INTEL_ADL_9_IMC 0x4629
76#define PCI_DEVICE_ID_INTEL_ADL_10_IMC 0x4637
77#define PCI_DEVICE_ID_INTEL_ADL_11_IMC 0x463b
78#define PCI_DEVICE_ID_INTEL_ADL_12_IMC 0x4648
79#define PCI_DEVICE_ID_INTEL_ADL_13_IMC 0x4649
80#define PCI_DEVICE_ID_INTEL_ADL_14_IMC 0x4650
81#define PCI_DEVICE_ID_INTEL_ADL_15_IMC 0x4668
82#define PCI_DEVICE_ID_INTEL_ADL_16_IMC 0x4670
83#define PCI_DEVICE_ID_INTEL_ADL_17_IMC 0x4614
84#define PCI_DEVICE_ID_INTEL_ADL_18_IMC 0x4617
85#define PCI_DEVICE_ID_INTEL_ADL_19_IMC 0x4618
86#define PCI_DEVICE_ID_INTEL_ADL_20_IMC 0x461B
87#define PCI_DEVICE_ID_INTEL_ADL_21_IMC 0x461C
88#define PCI_DEVICE_ID_INTEL_RPL_1_IMC 0xA700
89#define PCI_DEVICE_ID_INTEL_RPL_2_IMC 0xA702
90#define PCI_DEVICE_ID_INTEL_RPL_3_IMC 0xA706
91#define PCI_DEVICE_ID_INTEL_RPL_4_IMC 0xA709
92#define PCI_DEVICE_ID_INTEL_RPL_5_IMC 0xA701
93#define PCI_DEVICE_ID_INTEL_RPL_6_IMC 0xA703
94#define PCI_DEVICE_ID_INTEL_RPL_7_IMC 0xA704
95#define PCI_DEVICE_ID_INTEL_RPL_8_IMC 0xA705
96#define PCI_DEVICE_ID_INTEL_RPL_9_IMC 0xA706
97#define PCI_DEVICE_ID_INTEL_RPL_10_IMC 0xA707
98#define PCI_DEVICE_ID_INTEL_RPL_11_IMC 0xA708
99#define PCI_DEVICE_ID_INTEL_RPL_12_IMC 0xA709
100#define PCI_DEVICE_ID_INTEL_RPL_13_IMC 0xA70a
101#define PCI_DEVICE_ID_INTEL_RPL_14_IMC 0xA70b
102#define PCI_DEVICE_ID_INTEL_RPL_15_IMC 0xA715
103#define PCI_DEVICE_ID_INTEL_RPL_16_IMC 0xA716
104#define PCI_DEVICE_ID_INTEL_RPL_17_IMC 0xA717
105#define PCI_DEVICE_ID_INTEL_RPL_18_IMC 0xA718
106#define PCI_DEVICE_ID_INTEL_RPL_19_IMC 0xA719
107#define PCI_DEVICE_ID_INTEL_RPL_20_IMC 0xA71A
108#define PCI_DEVICE_ID_INTEL_RPL_21_IMC 0xA71B
109#define PCI_DEVICE_ID_INTEL_RPL_22_IMC 0xA71C
110#define PCI_DEVICE_ID_INTEL_RPL_23_IMC 0xA728
111#define PCI_DEVICE_ID_INTEL_RPL_24_IMC 0xA729
112#define PCI_DEVICE_ID_INTEL_RPL_25_IMC 0xA72A
113#define PCI_DEVICE_ID_INTEL_MTL_1_IMC 0x7d00
114#define PCI_DEVICE_ID_INTEL_MTL_2_IMC 0x7d01
115#define PCI_DEVICE_ID_INTEL_MTL_3_IMC 0x7d02
116#define PCI_DEVICE_ID_INTEL_MTL_4_IMC 0x7d05
117#define PCI_DEVICE_ID_INTEL_MTL_5_IMC 0x7d10
118#define PCI_DEVICE_ID_INTEL_MTL_6_IMC 0x7d14
119#define PCI_DEVICE_ID_INTEL_MTL_7_IMC 0x7d15
120#define PCI_DEVICE_ID_INTEL_MTL_8_IMC 0x7d16
121#define PCI_DEVICE_ID_INTEL_MTL_9_IMC 0x7d21
122#define PCI_DEVICE_ID_INTEL_MTL_10_IMC 0x7d22
123#define PCI_DEVICE_ID_INTEL_MTL_11_IMC 0x7d23
124#define PCI_DEVICE_ID_INTEL_MTL_12_IMC 0x7d24
125#define PCI_DEVICE_ID_INTEL_MTL_13_IMC 0x7d28
126
127
128#define IMC_UNCORE_DEV(a) \
129{ \
130 PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_##a##_IMC), \
131 .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), \
132}
133
134/* SNB event control */
135#define SNB_UNC_CTL_EV_SEL_MASK 0x000000ff
136#define SNB_UNC_CTL_UMASK_MASK 0x0000ff00
137#define SNB_UNC_CTL_EDGE_DET (1 << 18)
138#define SNB_UNC_CTL_EN (1 << 22)
139#define SNB_UNC_CTL_INVERT (1 << 23)
140#define SNB_UNC_CTL_CMASK_MASK 0x1f000000
141#define NHM_UNC_CTL_CMASK_MASK 0xff000000
142#define NHM_UNC_FIXED_CTR_CTL_EN (1 << 0)
143
144#define SNB_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \
145 SNB_UNC_CTL_UMASK_MASK | \
146 SNB_UNC_CTL_EDGE_DET | \
147 SNB_UNC_CTL_INVERT | \
148 SNB_UNC_CTL_CMASK_MASK)
149
150#define NHM_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \
151 SNB_UNC_CTL_UMASK_MASK | \
152 SNB_UNC_CTL_EDGE_DET | \
153 SNB_UNC_CTL_INVERT | \
154 NHM_UNC_CTL_CMASK_MASK)
155
156/* SNB global control register */
157#define SNB_UNC_PERF_GLOBAL_CTL 0x391
158#define SNB_UNC_FIXED_CTR_CTRL 0x394
159#define SNB_UNC_FIXED_CTR 0x395
160
161/* SNB uncore global control */
162#define SNB_UNC_GLOBAL_CTL_CORE_ALL ((1 << 4) - 1)
163#define SNB_UNC_GLOBAL_CTL_EN (1 << 29)
164
165/* SNB Cbo register */
166#define SNB_UNC_CBO_0_PERFEVTSEL0 0x700
167#define SNB_UNC_CBO_0_PER_CTR0 0x706
168#define SNB_UNC_CBO_MSR_OFFSET 0x10
169
170/* SNB ARB register */
171#define SNB_UNC_ARB_PER_CTR0 0x3b0
172#define SNB_UNC_ARB_PERFEVTSEL0 0x3b2
173#define SNB_UNC_ARB_MSR_OFFSET 0x10
174
175/* NHM global control register */
176#define NHM_UNC_PERF_GLOBAL_CTL 0x391
177#define NHM_UNC_FIXED_CTR 0x394
178#define NHM_UNC_FIXED_CTR_CTRL 0x395
179
180/* NHM uncore global control */
181#define NHM_UNC_GLOBAL_CTL_EN_PC_ALL ((1ULL << 8) - 1)
182#define NHM_UNC_GLOBAL_CTL_EN_FC (1ULL << 32)
183
184/* NHM uncore register */
185#define NHM_UNC_PERFEVTSEL0 0x3c0
186#define NHM_UNC_UNCORE_PMC0 0x3b0
187
188/* SKL uncore global control */
189#define SKL_UNC_PERF_GLOBAL_CTL 0xe01
190#define SKL_UNC_GLOBAL_CTL_CORE_ALL ((1 << 5) - 1)
191
192/* ICL Cbo register */
193#define ICL_UNC_CBO_CONFIG 0x396
194#define ICL_UNC_NUM_CBO_MASK 0xf
195#define ICL_UNC_CBO_0_PER_CTR0 0x702
196#define ICL_UNC_CBO_MSR_OFFSET 0x8
197
198/* ICL ARB register */
199#define ICL_UNC_ARB_PER_CTR 0x3b1
200#define ICL_UNC_ARB_PERFEVTSEL 0x3b3
201
202/* ADL uncore global control */
203#define ADL_UNC_PERF_GLOBAL_CTL 0x2ff0
204#define ADL_UNC_FIXED_CTR_CTRL 0x2fde
205#define ADL_UNC_FIXED_CTR 0x2fdf
206
207/* ADL Cbo register */
208#define ADL_UNC_CBO_0_PER_CTR0 0x2002
209#define ADL_UNC_CBO_0_PERFEVTSEL0 0x2000
210#define ADL_UNC_CTL_THRESHOLD 0x3f000000
211#define ADL_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \
212 SNB_UNC_CTL_UMASK_MASK | \
213 SNB_UNC_CTL_EDGE_DET | \
214 SNB_UNC_CTL_INVERT | \
215 ADL_UNC_CTL_THRESHOLD)
216
217/* ADL ARB register */
218#define ADL_UNC_ARB_PER_CTR0 0x2FD2
219#define ADL_UNC_ARB_PERFEVTSEL0 0x2FD0
220#define ADL_UNC_ARB_MSR_OFFSET 0x8
221
222/* MTL Cbo register */
223#define MTL_UNC_CBO_0_PER_CTR0 0x2448
224#define MTL_UNC_CBO_0_PERFEVTSEL0 0x2442
225
226/* MTL HAC_ARB register */
227#define MTL_UNC_HAC_ARB_CTR 0x2018
228#define MTL_UNC_HAC_ARB_CTRL 0x2012
229
230/* MTL ARB register */
231#define MTL_UNC_ARB_CTR 0x2418
232#define MTL_UNC_ARB_CTRL 0x2412
233
234/* MTL cNCU register */
235#define MTL_UNC_CNCU_FIXED_CTR 0x2408
236#define MTL_UNC_CNCU_FIXED_CTRL 0x2402
237#define MTL_UNC_CNCU_BOX_CTL 0x240e
238
239/* MTL sNCU register */
240#define MTL_UNC_SNCU_FIXED_CTR 0x2008
241#define MTL_UNC_SNCU_FIXED_CTRL 0x2002
242#define MTL_UNC_SNCU_BOX_CTL 0x200e
243
244/* MTL HAC_CBO register */
245#define MTL_UNC_HBO_CTR 0x2048
246#define MTL_UNC_HBO_CTRL 0x2042
247
248DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7");
249DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15");
250DEFINE_UNCORE_FORMAT_ATTR(chmask, chmask, "config:8-11");
251DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18");
252DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23");
253DEFINE_UNCORE_FORMAT_ATTR(cmask5, cmask, "config:24-28");
254DEFINE_UNCORE_FORMAT_ATTR(cmask8, cmask, "config:24-31");
255DEFINE_UNCORE_FORMAT_ATTR(threshold, threshold, "config:24-29");
256DEFINE_UNCORE_FORMAT_ATTR(threshold2, threshold, "config:24-31");
257
258/* Sandy Bridge uncore support */
259static void snb_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event)
260{
261 struct hw_perf_event *hwc = &event->hw;
262
263 if (hwc->idx < UNCORE_PMC_IDX_FIXED)
264 wrmsrq(msr: hwc->config_base, val: hwc->config | SNB_UNC_CTL_EN);
265 else
266 wrmsrq(msr: hwc->config_base, SNB_UNC_CTL_EN);
267}
268
269static void snb_uncore_msr_disable_event(struct intel_uncore_box *box, struct perf_event *event)
270{
271 wrmsrq(msr: event->hw.config_base, val: 0);
272}
273
274static void snb_uncore_msr_init_box(struct intel_uncore_box *box)
275{
276 if (box->pmu->pmu_idx == 0) {
277 wrmsrq(SNB_UNC_PERF_GLOBAL_CTL,
278 SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL);
279 }
280}
281
282static void snb_uncore_msr_enable_box(struct intel_uncore_box *box)
283{
284 wrmsrq(SNB_UNC_PERF_GLOBAL_CTL,
285 SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL);
286}
287
288static void snb_uncore_msr_exit_box(struct intel_uncore_box *box)
289{
290 if (box->pmu->pmu_idx == 0)
291 wrmsrq(SNB_UNC_PERF_GLOBAL_CTL, val: 0);
292}
293
294static struct uncore_event_desc snb_uncore_events[] = {
295 INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"),
296 { /* end: all zeroes */ },
297};
298
299static struct attribute *snb_uncore_formats_attr[] = {
300 &format_attr_event.attr,
301 &format_attr_umask.attr,
302 &format_attr_edge.attr,
303 &format_attr_inv.attr,
304 &format_attr_cmask5.attr,
305 NULL,
306};
307
308static const struct attribute_group snb_uncore_format_group = {
309 .name = "format",
310 .attrs = snb_uncore_formats_attr,
311};
312
313static struct intel_uncore_ops snb_uncore_msr_ops = {
314 .init_box = snb_uncore_msr_init_box,
315 .enable_box = snb_uncore_msr_enable_box,
316 .exit_box = snb_uncore_msr_exit_box,
317 .disable_event = snb_uncore_msr_disable_event,
318 .enable_event = snb_uncore_msr_enable_event,
319 .read_counter = uncore_msr_read_counter,
320};
321
322static struct event_constraint snb_uncore_arb_constraints[] = {
323 UNCORE_EVENT_CONSTRAINT(0x80, 0x1),
324 UNCORE_EVENT_CONSTRAINT(0x83, 0x1),
325 EVENT_CONSTRAINT_END
326};
327
328static struct intel_uncore_type snb_uncore_cbox = {
329 .name = "cbox",
330 .num_counters = 2,
331 .num_boxes = 4,
332 .perf_ctr_bits = 44,
333 .fixed_ctr_bits = 48,
334 .perf_ctr = SNB_UNC_CBO_0_PER_CTR0,
335 .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0,
336 .fixed_ctr = SNB_UNC_FIXED_CTR,
337 .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL,
338 .single_fixed = 1,
339 .event_mask = SNB_UNC_RAW_EVENT_MASK,
340 .msr_offset = SNB_UNC_CBO_MSR_OFFSET,
341 .ops = &snb_uncore_msr_ops,
342 .format_group = &snb_uncore_format_group,
343 .event_descs = snb_uncore_events,
344};
345
346static struct intel_uncore_type snb_uncore_arb = {
347 .name = "arb",
348 .num_counters = 2,
349 .num_boxes = 1,
350 .perf_ctr_bits = 44,
351 .perf_ctr = SNB_UNC_ARB_PER_CTR0,
352 .event_ctl = SNB_UNC_ARB_PERFEVTSEL0,
353 .event_mask = SNB_UNC_RAW_EVENT_MASK,
354 .msr_offset = SNB_UNC_ARB_MSR_OFFSET,
355 .constraints = snb_uncore_arb_constraints,
356 .ops = &snb_uncore_msr_ops,
357 .format_group = &snb_uncore_format_group,
358};
359
360static struct intel_uncore_type *snb_msr_uncores[] = {
361 &snb_uncore_cbox,
362 &snb_uncore_arb,
363 NULL,
364};
365
366void snb_uncore_cpu_init(void)
367{
368 uncore_msr_uncores = snb_msr_uncores;
369 if (snb_uncore_cbox.num_boxes > topology_num_cores_per_package())
370 snb_uncore_cbox.num_boxes = topology_num_cores_per_package();
371}
372
373static void skl_uncore_msr_init_box(struct intel_uncore_box *box)
374{
375 if (box->pmu->pmu_idx == 0) {
376 wrmsrq(SKL_UNC_PERF_GLOBAL_CTL,
377 SNB_UNC_GLOBAL_CTL_EN | SKL_UNC_GLOBAL_CTL_CORE_ALL);
378 }
379
380 /* The 8th CBOX has different MSR space */
381 if (box->pmu->pmu_idx == 7)
382 __set_bit(UNCORE_BOX_FLAG_CFL8_CBOX_MSR_OFFS, &box->flags);
383}
384
385static void skl_uncore_msr_enable_box(struct intel_uncore_box *box)
386{
387 wrmsrq(SKL_UNC_PERF_GLOBAL_CTL,
388 SNB_UNC_GLOBAL_CTL_EN | SKL_UNC_GLOBAL_CTL_CORE_ALL);
389}
390
391static void skl_uncore_msr_exit_box(struct intel_uncore_box *box)
392{
393 if (box->pmu->pmu_idx == 0)
394 wrmsrq(SKL_UNC_PERF_GLOBAL_CTL, val: 0);
395}
396
397static struct intel_uncore_ops skl_uncore_msr_ops = {
398 .init_box = skl_uncore_msr_init_box,
399 .enable_box = skl_uncore_msr_enable_box,
400 .exit_box = skl_uncore_msr_exit_box,
401 .disable_event = snb_uncore_msr_disable_event,
402 .enable_event = snb_uncore_msr_enable_event,
403 .read_counter = uncore_msr_read_counter,
404};
405
406static struct intel_uncore_type skl_uncore_cbox = {
407 .name = "cbox",
408 .num_counters = 4,
409 .num_boxes = 8,
410 .perf_ctr_bits = 44,
411 .fixed_ctr_bits = 48,
412 .perf_ctr = SNB_UNC_CBO_0_PER_CTR0,
413 .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0,
414 .fixed_ctr = SNB_UNC_FIXED_CTR,
415 .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL,
416 .single_fixed = 1,
417 .event_mask = SNB_UNC_RAW_EVENT_MASK,
418 .msr_offset = SNB_UNC_CBO_MSR_OFFSET,
419 .ops = &skl_uncore_msr_ops,
420 .format_group = &snb_uncore_format_group,
421 .event_descs = snb_uncore_events,
422};
423
424static struct intel_uncore_type *skl_msr_uncores[] = {
425 &skl_uncore_cbox,
426 &snb_uncore_arb,
427 NULL,
428};
429
430void skl_uncore_cpu_init(void)
431{
432 uncore_msr_uncores = skl_msr_uncores;
433 if (skl_uncore_cbox.num_boxes > topology_num_cores_per_package())
434 skl_uncore_cbox.num_boxes = topology_num_cores_per_package();
435 snb_uncore_arb.ops = &skl_uncore_msr_ops;
436}
437
438static struct intel_uncore_ops icl_uncore_msr_ops = {
439 .disable_event = snb_uncore_msr_disable_event,
440 .enable_event = snb_uncore_msr_enable_event,
441 .read_counter = uncore_msr_read_counter,
442};
443
444static struct intel_uncore_type icl_uncore_cbox = {
445 .name = "cbox",
446 .num_counters = 2,
447 .perf_ctr_bits = 44,
448 .perf_ctr = ICL_UNC_CBO_0_PER_CTR0,
449 .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0,
450 .event_mask = SNB_UNC_RAW_EVENT_MASK,
451 .msr_offset = ICL_UNC_CBO_MSR_OFFSET,
452 .ops = &icl_uncore_msr_ops,
453 .format_group = &snb_uncore_format_group,
454};
455
456static struct uncore_event_desc icl_uncore_events[] = {
457 INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff"),
458 { /* end: all zeroes */ },
459};
460
461static struct attribute *icl_uncore_clock_formats_attr[] = {
462 &format_attr_event.attr,
463 NULL,
464};
465
466static struct attribute_group icl_uncore_clock_format_group = {
467 .name = "format",
468 .attrs = icl_uncore_clock_formats_attr,
469};
470
471static struct intel_uncore_type icl_uncore_clockbox = {
472 .name = "clock",
473 .num_counters = 1,
474 .num_boxes = 1,
475 .fixed_ctr_bits = 48,
476 .fixed_ctr = SNB_UNC_FIXED_CTR,
477 .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL,
478 .single_fixed = 1,
479 .event_mask = SNB_UNC_CTL_EV_SEL_MASK,
480 .format_group = &icl_uncore_clock_format_group,
481 .ops = &icl_uncore_msr_ops,
482 .event_descs = icl_uncore_events,
483};
484
485static struct intel_uncore_type icl_uncore_arb = {
486 .name = "arb",
487 .num_counters = 1,
488 .num_boxes = 1,
489 .perf_ctr_bits = 44,
490 .perf_ctr = ICL_UNC_ARB_PER_CTR,
491 .event_ctl = ICL_UNC_ARB_PERFEVTSEL,
492 .event_mask = SNB_UNC_RAW_EVENT_MASK,
493 .ops = &icl_uncore_msr_ops,
494 .format_group = &snb_uncore_format_group,
495};
496
497static struct intel_uncore_type *icl_msr_uncores[] = {
498 &icl_uncore_cbox,
499 &icl_uncore_arb,
500 &icl_uncore_clockbox,
501 NULL,
502};
503
504static int icl_get_cbox_num(void)
505{
506 u64 num_boxes;
507
508 rdmsrq(ICL_UNC_CBO_CONFIG, num_boxes);
509
510 return num_boxes & ICL_UNC_NUM_CBO_MASK;
511}
512
513void icl_uncore_cpu_init(void)
514{
515 uncore_msr_uncores = icl_msr_uncores;
516 icl_uncore_cbox.num_boxes = icl_get_cbox_num();
517}
518
519static struct intel_uncore_type *tgl_msr_uncores[] = {
520 &icl_uncore_cbox,
521 &snb_uncore_arb,
522 &icl_uncore_clockbox,
523 NULL,
524};
525
526static void rkl_uncore_msr_init_box(struct intel_uncore_box *box)
527{
528 if (box->pmu->pmu_idx == 0)
529 wrmsrq(SKL_UNC_PERF_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN);
530}
531
532void tgl_uncore_cpu_init(void)
533{
534 uncore_msr_uncores = tgl_msr_uncores;
535 icl_uncore_cbox.num_boxes = icl_get_cbox_num();
536 icl_uncore_cbox.ops = &skl_uncore_msr_ops;
537 icl_uncore_clockbox.ops = &skl_uncore_msr_ops;
538 snb_uncore_arb.ops = &skl_uncore_msr_ops;
539 skl_uncore_msr_ops.init_box = rkl_uncore_msr_init_box;
540}
541
542static void adl_uncore_msr_init_box(struct intel_uncore_box *box)
543{
544 if (box->pmu->pmu_idx == 0)
545 wrmsrq(ADL_UNC_PERF_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN);
546}
547
548static void adl_uncore_msr_enable_box(struct intel_uncore_box *box)
549{
550 wrmsrq(ADL_UNC_PERF_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN);
551}
552
553static void adl_uncore_msr_disable_box(struct intel_uncore_box *box)
554{
555 if (box->pmu->pmu_idx == 0)
556 wrmsrq(ADL_UNC_PERF_GLOBAL_CTL, val: 0);
557}
558
559static void adl_uncore_msr_exit_box(struct intel_uncore_box *box)
560{
561 if (box->pmu->pmu_idx == 0)
562 wrmsrq(ADL_UNC_PERF_GLOBAL_CTL, val: 0);
563}
564
565static struct intel_uncore_ops adl_uncore_msr_ops = {
566 .init_box = adl_uncore_msr_init_box,
567 .enable_box = adl_uncore_msr_enable_box,
568 .disable_box = adl_uncore_msr_disable_box,
569 .exit_box = adl_uncore_msr_exit_box,
570 .disable_event = snb_uncore_msr_disable_event,
571 .enable_event = snb_uncore_msr_enable_event,
572 .read_counter = uncore_msr_read_counter,
573};
574
575static struct attribute *adl_uncore_formats_attr[] = {
576 &format_attr_event.attr,
577 &format_attr_umask.attr,
578 &format_attr_edge.attr,
579 &format_attr_inv.attr,
580 &format_attr_threshold.attr,
581 NULL,
582};
583
584static const struct attribute_group adl_uncore_format_group = {
585 .name = "format",
586 .attrs = adl_uncore_formats_attr,
587};
588
589static struct intel_uncore_type adl_uncore_cbox = {
590 .name = "cbox",
591 .num_counters = 2,
592 .perf_ctr_bits = 44,
593 .perf_ctr = ADL_UNC_CBO_0_PER_CTR0,
594 .event_ctl = ADL_UNC_CBO_0_PERFEVTSEL0,
595 .event_mask = ADL_UNC_RAW_EVENT_MASK,
596 .msr_offset = ICL_UNC_CBO_MSR_OFFSET,
597 .ops = &adl_uncore_msr_ops,
598 .format_group = &adl_uncore_format_group,
599};
600
601static struct intel_uncore_type adl_uncore_arb = {
602 .name = "arb",
603 .num_counters = 2,
604 .num_boxes = 2,
605 .perf_ctr_bits = 44,
606 .perf_ctr = ADL_UNC_ARB_PER_CTR0,
607 .event_ctl = ADL_UNC_ARB_PERFEVTSEL0,
608 .event_mask = SNB_UNC_RAW_EVENT_MASK,
609 .msr_offset = ADL_UNC_ARB_MSR_OFFSET,
610 .constraints = snb_uncore_arb_constraints,
611 .ops = &adl_uncore_msr_ops,
612 .format_group = &snb_uncore_format_group,
613};
614
615static struct intel_uncore_type adl_uncore_clockbox = {
616 .name = "clock",
617 .num_counters = 1,
618 .num_boxes = 1,
619 .fixed_ctr_bits = 48,
620 .fixed_ctr = ADL_UNC_FIXED_CTR,
621 .fixed_ctl = ADL_UNC_FIXED_CTR_CTRL,
622 .single_fixed = 1,
623 .event_mask = SNB_UNC_CTL_EV_SEL_MASK,
624 .format_group = &icl_uncore_clock_format_group,
625 .ops = &adl_uncore_msr_ops,
626 .event_descs = icl_uncore_events,
627};
628
629static struct intel_uncore_type *adl_msr_uncores[] = {
630 &adl_uncore_cbox,
631 &adl_uncore_arb,
632 &adl_uncore_clockbox,
633 NULL,
634};
635
636void adl_uncore_cpu_init(void)
637{
638 adl_uncore_cbox.num_boxes = icl_get_cbox_num();
639 uncore_msr_uncores = adl_msr_uncores;
640}
641
642static struct intel_uncore_type mtl_uncore_cbox = {
643 .name = "cbox",
644 .num_counters = 2,
645 .perf_ctr_bits = 48,
646 .perf_ctr = MTL_UNC_CBO_0_PER_CTR0,
647 .event_ctl = MTL_UNC_CBO_0_PERFEVTSEL0,
648 .event_mask = ADL_UNC_RAW_EVENT_MASK,
649 .msr_offset = SNB_UNC_CBO_MSR_OFFSET,
650 .ops = &icl_uncore_msr_ops,
651 .format_group = &adl_uncore_format_group,
652};
653
654static struct intel_uncore_type mtl_uncore_hac_arb = {
655 .name = "hac_arb",
656 .num_counters = 2,
657 .num_boxes = 2,
658 .perf_ctr_bits = 48,
659 .perf_ctr = MTL_UNC_HAC_ARB_CTR,
660 .event_ctl = MTL_UNC_HAC_ARB_CTRL,
661 .event_mask = ADL_UNC_RAW_EVENT_MASK,
662 .msr_offset = SNB_UNC_CBO_MSR_OFFSET,
663 .ops = &icl_uncore_msr_ops,
664 .format_group = &adl_uncore_format_group,
665};
666
667static struct intel_uncore_type mtl_uncore_arb = {
668 .name = "arb",
669 .num_counters = 2,
670 .num_boxes = 2,
671 .perf_ctr_bits = 48,
672 .perf_ctr = MTL_UNC_ARB_CTR,
673 .event_ctl = MTL_UNC_ARB_CTRL,
674 .event_mask = ADL_UNC_RAW_EVENT_MASK,
675 .msr_offset = SNB_UNC_CBO_MSR_OFFSET,
676 .ops = &icl_uncore_msr_ops,
677 .format_group = &adl_uncore_format_group,
678};
679
680static struct intel_uncore_type mtl_uncore_hac_cbox = {
681 .name = "hac_cbox",
682 .num_counters = 2,
683 .num_boxes = 2,
684 .perf_ctr_bits = 48,
685 .perf_ctr = MTL_UNC_HBO_CTR,
686 .event_ctl = MTL_UNC_HBO_CTRL,
687 .event_mask = ADL_UNC_RAW_EVENT_MASK,
688 .msr_offset = SNB_UNC_CBO_MSR_OFFSET,
689 .ops = &icl_uncore_msr_ops,
690 .format_group = &adl_uncore_format_group,
691};
692
693static void mtl_uncore_msr_init_box(struct intel_uncore_box *box)
694{
695 wrmsrq(msr: uncore_msr_box_ctl(box), SNB_UNC_GLOBAL_CTL_EN);
696}
697
698static struct intel_uncore_ops mtl_uncore_msr_ops = {
699 .init_box = mtl_uncore_msr_init_box,
700 .disable_event = snb_uncore_msr_disable_event,
701 .enable_event = snb_uncore_msr_enable_event,
702 .read_counter = uncore_msr_read_counter,
703};
704
705static struct intel_uncore_type mtl_uncore_cncu = {
706 .name = "cncu",
707 .num_counters = 1,
708 .num_boxes = 1,
709 .box_ctl = MTL_UNC_CNCU_BOX_CTL,
710 .fixed_ctr_bits = 48,
711 .fixed_ctr = MTL_UNC_CNCU_FIXED_CTR,
712 .fixed_ctl = MTL_UNC_CNCU_FIXED_CTRL,
713 .single_fixed = 1,
714 .event_mask = SNB_UNC_CTL_EV_SEL_MASK,
715 .format_group = &icl_uncore_clock_format_group,
716 .ops = &mtl_uncore_msr_ops,
717 .event_descs = icl_uncore_events,
718};
719
720static struct intel_uncore_type mtl_uncore_sncu = {
721 .name = "sncu",
722 .num_counters = 1,
723 .num_boxes = 1,
724 .box_ctl = MTL_UNC_SNCU_BOX_CTL,
725 .fixed_ctr_bits = 48,
726 .fixed_ctr = MTL_UNC_SNCU_FIXED_CTR,
727 .fixed_ctl = MTL_UNC_SNCU_FIXED_CTRL,
728 .single_fixed = 1,
729 .event_mask = SNB_UNC_CTL_EV_SEL_MASK,
730 .format_group = &icl_uncore_clock_format_group,
731 .ops = &mtl_uncore_msr_ops,
732 .event_descs = icl_uncore_events,
733};
734
735static struct intel_uncore_type *mtl_msr_uncores[] = {
736 &mtl_uncore_cbox,
737 &mtl_uncore_hac_arb,
738 &mtl_uncore_arb,
739 &mtl_uncore_hac_cbox,
740 &mtl_uncore_cncu,
741 &mtl_uncore_sncu,
742 NULL
743};
744
745void mtl_uncore_cpu_init(void)
746{
747 mtl_uncore_cbox.num_boxes = icl_get_cbox_num();
748 uncore_msr_uncores = mtl_msr_uncores;
749}
750
751static struct intel_uncore_type *lnl_msr_uncores[] = {
752 &mtl_uncore_cbox,
753 &mtl_uncore_arb,
754 NULL
755};
756
757#define LNL_UNC_MSR_GLOBAL_CTL 0x240e
758
759static void lnl_uncore_msr_init_box(struct intel_uncore_box *box)
760{
761 if (box->pmu->pmu_idx == 0)
762 wrmsrq(LNL_UNC_MSR_GLOBAL_CTL, SNB_UNC_GLOBAL_CTL_EN);
763}
764
765static struct intel_uncore_ops lnl_uncore_msr_ops = {
766 .init_box = lnl_uncore_msr_init_box,
767 .disable_event = snb_uncore_msr_disable_event,
768 .enable_event = snb_uncore_msr_enable_event,
769 .read_counter = uncore_msr_read_counter,
770};
771
772void lnl_uncore_cpu_init(void)
773{
774 mtl_uncore_cbox.num_boxes = 4;
775 mtl_uncore_cbox.ops = &lnl_uncore_msr_ops;
776 uncore_msr_uncores = lnl_msr_uncores;
777}
778
779enum {
780 SNB_PCI_UNCORE_IMC,
781};
782
783static struct uncore_event_desc snb_uncore_imc_events[] = {
784 INTEL_UNCORE_EVENT_DESC(data_reads, "event=0x01"),
785 INTEL_UNCORE_EVENT_DESC(data_reads.scale, "6.103515625e-5"),
786 INTEL_UNCORE_EVENT_DESC(data_reads.unit, "MiB"),
787
788 INTEL_UNCORE_EVENT_DESC(data_writes, "event=0x02"),
789 INTEL_UNCORE_EVENT_DESC(data_writes.scale, "6.103515625e-5"),
790 INTEL_UNCORE_EVENT_DESC(data_writes.unit, "MiB"),
791
792 INTEL_UNCORE_EVENT_DESC(gt_requests, "event=0x03"),
793 INTEL_UNCORE_EVENT_DESC(gt_requests.scale, "6.103515625e-5"),
794 INTEL_UNCORE_EVENT_DESC(gt_requests.unit, "MiB"),
795
796 INTEL_UNCORE_EVENT_DESC(ia_requests, "event=0x04"),
797 INTEL_UNCORE_EVENT_DESC(ia_requests.scale, "6.103515625e-5"),
798 INTEL_UNCORE_EVENT_DESC(ia_requests.unit, "MiB"),
799
800 INTEL_UNCORE_EVENT_DESC(io_requests, "event=0x05"),
801 INTEL_UNCORE_EVENT_DESC(io_requests.scale, "6.103515625e-5"),
802 INTEL_UNCORE_EVENT_DESC(io_requests.unit, "MiB"),
803
804 { /* end: all zeroes */ },
805};
806
807#define SNB_UNCORE_PCI_IMC_EVENT_MASK 0xff
808#define SNB_UNCORE_PCI_IMC_BAR_OFFSET 0x48
809
810/* page size multiple covering all config regs */
811#define SNB_UNCORE_PCI_IMC_MAP_SIZE 0x6000
812
813#define SNB_UNCORE_PCI_IMC_DATA_READS 0x1
814#define SNB_UNCORE_PCI_IMC_DATA_READS_BASE 0x5050
815#define SNB_UNCORE_PCI_IMC_DATA_WRITES 0x2
816#define SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE 0x5054
817#define SNB_UNCORE_PCI_IMC_CTR_BASE SNB_UNCORE_PCI_IMC_DATA_READS_BASE
818
819/* BW break down- legacy counters */
820#define SNB_UNCORE_PCI_IMC_GT_REQUESTS 0x3
821#define SNB_UNCORE_PCI_IMC_GT_REQUESTS_BASE 0x5040
822#define SNB_UNCORE_PCI_IMC_IA_REQUESTS 0x4
823#define SNB_UNCORE_PCI_IMC_IA_REQUESTS_BASE 0x5044
824#define SNB_UNCORE_PCI_IMC_IO_REQUESTS 0x5
825#define SNB_UNCORE_PCI_IMC_IO_REQUESTS_BASE 0x5048
826
827enum perf_snb_uncore_imc_freerunning_types {
828 SNB_PCI_UNCORE_IMC_DATA_READS = 0,
829 SNB_PCI_UNCORE_IMC_DATA_WRITES,
830 SNB_PCI_UNCORE_IMC_GT_REQUESTS,
831 SNB_PCI_UNCORE_IMC_IA_REQUESTS,
832 SNB_PCI_UNCORE_IMC_IO_REQUESTS,
833
834 SNB_PCI_UNCORE_IMC_FREERUNNING_TYPE_MAX,
835};
836
837static struct freerunning_counters snb_uncore_imc_freerunning[] = {
838 [SNB_PCI_UNCORE_IMC_DATA_READS] = { SNB_UNCORE_PCI_IMC_DATA_READS_BASE,
839 0x0, 0x0, 1, 32 },
840 [SNB_PCI_UNCORE_IMC_DATA_WRITES] = { SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE,
841 .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 32 },
842 [SNB_PCI_UNCORE_IMC_GT_REQUESTS] = { SNB_UNCORE_PCI_IMC_GT_REQUESTS_BASE,
843 .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 32 },
844 [SNB_PCI_UNCORE_IMC_IA_REQUESTS] = { SNB_UNCORE_PCI_IMC_IA_REQUESTS_BASE,
845 .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 32 },
846 [SNB_PCI_UNCORE_IMC_IO_REQUESTS] = { SNB_UNCORE_PCI_IMC_IO_REQUESTS_BASE,
847 .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 32 },
848};
849
850static struct attribute *snb_uncore_imc_formats_attr[] = {
851 &format_attr_event.attr,
852 NULL,
853};
854
855static const struct attribute_group snb_uncore_imc_format_group = {
856 .name = "format",
857 .attrs = snb_uncore_imc_formats_attr,
858};
859
860static void snb_uncore_imc_init_box(struct intel_uncore_box *box)
861{
862 struct intel_uncore_type *type = box->pmu->type;
863 struct pci_dev *pdev = box->pci_dev;
864 int where = SNB_UNCORE_PCI_IMC_BAR_OFFSET;
865 resource_size_t addr;
866 u32 pci_dword;
867
868 pci_read_config_dword(dev: pdev, where, val: &pci_dword);
869 addr = pci_dword;
870
871#ifdef CONFIG_PHYS_ADDR_T_64BIT
872 pci_read_config_dword(dev: pdev, where: where + 4, val: &pci_dword);
873 addr |= ((resource_size_t)pci_dword << 32);
874#endif
875
876 addr &= ~(PAGE_SIZE - 1);
877
878 box->io_addr = ioremap(offset: addr, size: type->mmio_map_size);
879 if (!box->io_addr)
880 pr_warn("perf uncore: Failed to ioremap for %s.\n", type->name);
881
882 box->hrtimer_duration = UNCORE_SNB_IMC_HRTIMER_INTERVAL;
883}
884
885static void snb_uncore_imc_enable_box(struct intel_uncore_box *box)
886{}
887
888static void snb_uncore_imc_disable_box(struct intel_uncore_box *box)
889{}
890
891static void snb_uncore_imc_enable_event(struct intel_uncore_box *box, struct perf_event *event)
892{}
893
894static void snb_uncore_imc_disable_event(struct intel_uncore_box *box, struct perf_event *event)
895{}
896
897/*
898 * Keep the custom event_init() function compatible with old event
899 * encoding for free running counters.
900 */
901static int snb_uncore_imc_event_init(struct perf_event *event)
902{
903 struct intel_uncore_pmu *pmu;
904 struct intel_uncore_box *box;
905 struct hw_perf_event *hwc = &event->hw;
906 u64 cfg = event->attr.config & SNB_UNCORE_PCI_IMC_EVENT_MASK;
907 int idx, base;
908
909 if (event->attr.type != event->pmu->type)
910 return -ENOENT;
911
912 pmu = uncore_event_to_pmu(event);
913 /* no device found for this pmu */
914 if (!pmu->registered)
915 return -ENOENT;
916
917 /* Sampling not supported yet */
918 if (hwc->sample_period)
919 return -EINVAL;
920
921 /* unsupported modes and filters */
922 if (event->attr.sample_period) /* no sampling */
923 return -EINVAL;
924
925 /*
926 * Place all uncore events for a particular physical package
927 * onto a single cpu
928 */
929 if (event->cpu < 0)
930 return -EINVAL;
931
932 /* check only supported bits are set */
933 if (event->attr.config & ~SNB_UNCORE_PCI_IMC_EVENT_MASK)
934 return -EINVAL;
935
936 box = uncore_pmu_to_box(pmu, cpu: event->cpu);
937 if (!box || box->cpu < 0)
938 return -EINVAL;
939
940 event->cpu = box->cpu;
941 event->pmu_private = box;
942
943 event->event_caps |= PERF_EV_CAP_READ_ACTIVE_PKG;
944
945 event->hw.idx = -1;
946 event->hw.last_tag = ~0ULL;
947 event->hw.extra_reg.idx = EXTRA_REG_NONE;
948 event->hw.branch_reg.idx = EXTRA_REG_NONE;
949 /*
950 * check event is known (whitelist, determines counter)
951 */
952 switch (cfg) {
953 case SNB_UNCORE_PCI_IMC_DATA_READS:
954 base = SNB_UNCORE_PCI_IMC_DATA_READS_BASE;
955 idx = UNCORE_PMC_IDX_FREERUNNING;
956 break;
957 case SNB_UNCORE_PCI_IMC_DATA_WRITES:
958 base = SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE;
959 idx = UNCORE_PMC_IDX_FREERUNNING;
960 break;
961 case SNB_UNCORE_PCI_IMC_GT_REQUESTS:
962 base = SNB_UNCORE_PCI_IMC_GT_REQUESTS_BASE;
963 idx = UNCORE_PMC_IDX_FREERUNNING;
964 break;
965 case SNB_UNCORE_PCI_IMC_IA_REQUESTS:
966 base = SNB_UNCORE_PCI_IMC_IA_REQUESTS_BASE;
967 idx = UNCORE_PMC_IDX_FREERUNNING;
968 break;
969 case SNB_UNCORE_PCI_IMC_IO_REQUESTS:
970 base = SNB_UNCORE_PCI_IMC_IO_REQUESTS_BASE;
971 idx = UNCORE_PMC_IDX_FREERUNNING;
972 break;
973 default:
974 return -EINVAL;
975 }
976
977 /* must be done before validate_group */
978 event->hw.event_base = base;
979 event->hw.idx = idx;
980
981 /* Convert to standard encoding format for freerunning counters */
982 event->hw.config = ((cfg - 1) << 8) | 0x10ff;
983
984 /* no group validation needed, we have free running counters */
985
986 return 0;
987}
988
989static int snb_uncore_imc_hw_config(struct intel_uncore_box *box, struct perf_event *event)
990{
991 return 0;
992}
993
994int snb_pci2phy_map_init(int devid)
995{
996 struct pci_dev *dev = NULL;
997 struct pci2phy_map *map;
998 int bus, segment;
999
1000 dev = pci_get_device(PCI_VENDOR_ID_INTEL, device: devid, from: dev);
1001 if (!dev)
1002 return -ENOTTY;
1003
1004 bus = dev->bus->number;
1005 segment = pci_domain_nr(bus: dev->bus);
1006
1007 raw_spin_lock(&pci2phy_map_lock);
1008 map = __find_pci2phy_map(segment);
1009 if (!map) {
1010 raw_spin_unlock(&pci2phy_map_lock);
1011 pci_dev_put(dev);
1012 return -ENOMEM;
1013 }
1014 map->pbus_to_dieid[bus] = 0;
1015 raw_spin_unlock(&pci2phy_map_lock);
1016
1017 pci_dev_put(dev);
1018
1019 return 0;
1020}
1021
1022static u64 snb_uncore_imc_read_counter(struct intel_uncore_box *box, struct perf_event *event)
1023{
1024 struct hw_perf_event *hwc = &event->hw;
1025
1026 /*
1027 * SNB IMC counters are 32-bit and are laid out back to back
1028 * in MMIO space. Therefore we must use a 32-bit accessor function
1029 * using readq() from uncore_mmio_read_counter() causes problems
1030 * because it is reading 64-bit at a time. This is okay for the
1031 * uncore_perf_event_update() function because it drops the upper
1032 * 32-bits but not okay for plain uncore_read_counter() as invoked
1033 * in uncore_pmu_event_start().
1034 */
1035 return (u64)readl(addr: box->io_addr + hwc->event_base);
1036}
1037
1038static struct pmu snb_uncore_imc_pmu = {
1039 .task_ctx_nr = perf_invalid_context,
1040 .event_init = snb_uncore_imc_event_init,
1041 .add = uncore_pmu_event_add,
1042 .del = uncore_pmu_event_del,
1043 .start = uncore_pmu_event_start,
1044 .stop = uncore_pmu_event_stop,
1045 .read = uncore_pmu_event_read,
1046 .capabilities = PERF_PMU_CAP_NO_EXCLUDE,
1047};
1048
1049static struct intel_uncore_ops snb_uncore_imc_ops = {
1050 .init_box = snb_uncore_imc_init_box,
1051 .exit_box = uncore_mmio_exit_box,
1052 .enable_box = snb_uncore_imc_enable_box,
1053 .disable_box = snb_uncore_imc_disable_box,
1054 .disable_event = snb_uncore_imc_disable_event,
1055 .enable_event = snb_uncore_imc_enable_event,
1056 .hw_config = snb_uncore_imc_hw_config,
1057 .read_counter = snb_uncore_imc_read_counter,
1058};
1059
1060static struct intel_uncore_type snb_uncore_imc = {
1061 .name = "imc",
1062 .num_counters = 5,
1063 .num_boxes = 1,
1064 .num_freerunning_types = SNB_PCI_UNCORE_IMC_FREERUNNING_TYPE_MAX,
1065 .mmio_map_size = SNB_UNCORE_PCI_IMC_MAP_SIZE,
1066 .freerunning = snb_uncore_imc_freerunning,
1067 .event_descs = snb_uncore_imc_events,
1068 .format_group = &snb_uncore_imc_format_group,
1069 .ops = &snb_uncore_imc_ops,
1070 .pmu = &snb_uncore_imc_pmu,
1071};
1072
1073static struct intel_uncore_type *snb_pci_uncores[] = {
1074 [SNB_PCI_UNCORE_IMC] = &snb_uncore_imc,
1075 NULL,
1076};
1077
1078static const struct pci_device_id snb_uncore_pci_ids[] = {
1079 IMC_UNCORE_DEV(SNB),
1080 { /* end: all zeroes */ },
1081};
1082
1083static const struct pci_device_id ivb_uncore_pci_ids[] = {
1084 IMC_UNCORE_DEV(IVB),
1085 IMC_UNCORE_DEV(IVB_E3),
1086 { /* end: all zeroes */ },
1087};
1088
1089static const struct pci_device_id hsw_uncore_pci_ids[] = {
1090 IMC_UNCORE_DEV(HSW),
1091 IMC_UNCORE_DEV(HSW_U),
1092 { /* end: all zeroes */ },
1093};
1094
1095static const struct pci_device_id bdw_uncore_pci_ids[] = {
1096 IMC_UNCORE_DEV(BDW),
1097 { /* end: all zeroes */ },
1098};
1099
1100static const struct pci_device_id skl_uncore_pci_ids[] = {
1101 IMC_UNCORE_DEV(SKL_Y),
1102 IMC_UNCORE_DEV(SKL_U),
1103 IMC_UNCORE_DEV(SKL_HD),
1104 IMC_UNCORE_DEV(SKL_HQ),
1105 IMC_UNCORE_DEV(SKL_SD),
1106 IMC_UNCORE_DEV(SKL_SQ),
1107 IMC_UNCORE_DEV(SKL_E3),
1108 IMC_UNCORE_DEV(KBL_Y),
1109 IMC_UNCORE_DEV(KBL_U),
1110 IMC_UNCORE_DEV(KBL_UQ),
1111 IMC_UNCORE_DEV(KBL_SD),
1112 IMC_UNCORE_DEV(KBL_SQ),
1113 IMC_UNCORE_DEV(KBL_HQ),
1114 IMC_UNCORE_DEV(KBL_WQ),
1115 IMC_UNCORE_DEV(CFL_2U),
1116 IMC_UNCORE_DEV(CFL_4U),
1117 IMC_UNCORE_DEV(CFL_4H),
1118 IMC_UNCORE_DEV(CFL_6H),
1119 IMC_UNCORE_DEV(CFL_2S_D),
1120 IMC_UNCORE_DEV(CFL_4S_D),
1121 IMC_UNCORE_DEV(CFL_6S_D),
1122 IMC_UNCORE_DEV(CFL_8S_D),
1123 IMC_UNCORE_DEV(CFL_4S_W),
1124 IMC_UNCORE_DEV(CFL_6S_W),
1125 IMC_UNCORE_DEV(CFL_8S_W),
1126 IMC_UNCORE_DEV(CFL_4S_S),
1127 IMC_UNCORE_DEV(CFL_6S_S),
1128 IMC_UNCORE_DEV(CFL_8S_S),
1129 IMC_UNCORE_DEV(AML_YD),
1130 IMC_UNCORE_DEV(AML_YQ),
1131 IMC_UNCORE_DEV(WHL_UQ),
1132 IMC_UNCORE_DEV(WHL_4_UQ),
1133 IMC_UNCORE_DEV(WHL_UD),
1134 IMC_UNCORE_DEV(CML_H1),
1135 IMC_UNCORE_DEV(CML_H2),
1136 IMC_UNCORE_DEV(CML_H3),
1137 IMC_UNCORE_DEV(CML_U1),
1138 IMC_UNCORE_DEV(CML_U2),
1139 IMC_UNCORE_DEV(CML_U3),
1140 IMC_UNCORE_DEV(CML_S1),
1141 IMC_UNCORE_DEV(CML_S2),
1142 IMC_UNCORE_DEV(CML_S3),
1143 IMC_UNCORE_DEV(CML_S4),
1144 IMC_UNCORE_DEV(CML_S5),
1145 { /* end: all zeroes */ },
1146};
1147
1148static const struct pci_device_id icl_uncore_pci_ids[] = {
1149 IMC_UNCORE_DEV(ICL_U),
1150 IMC_UNCORE_DEV(ICL_U2),
1151 IMC_UNCORE_DEV(RKL_1),
1152 IMC_UNCORE_DEV(RKL_2),
1153 { /* end: all zeroes */ },
1154};
1155
1156static struct pci_driver snb_uncore_pci_driver = {
1157 .name = "snb_uncore",
1158 .id_table = snb_uncore_pci_ids,
1159};
1160
1161static struct pci_driver ivb_uncore_pci_driver = {
1162 .name = "ivb_uncore",
1163 .id_table = ivb_uncore_pci_ids,
1164};
1165
1166static struct pci_driver hsw_uncore_pci_driver = {
1167 .name = "hsw_uncore",
1168 .id_table = hsw_uncore_pci_ids,
1169};
1170
1171static struct pci_driver bdw_uncore_pci_driver = {
1172 .name = "bdw_uncore",
1173 .id_table = bdw_uncore_pci_ids,
1174};
1175
1176static struct pci_driver skl_uncore_pci_driver = {
1177 .name = "skl_uncore",
1178 .id_table = skl_uncore_pci_ids,
1179};
1180
1181static struct pci_driver icl_uncore_pci_driver = {
1182 .name = "icl_uncore",
1183 .id_table = icl_uncore_pci_ids,
1184};
1185
1186struct imc_uncore_pci_dev {
1187 __u32 pci_id;
1188 struct pci_driver *driver;
1189};
1190#define IMC_DEV(a, d) \
1191 { .pci_id = PCI_DEVICE_ID_INTEL_##a, .driver = (d) }
1192
1193static const struct imc_uncore_pci_dev desktop_imc_pci_ids[] = {
1194 IMC_DEV(SNB_IMC, &snb_uncore_pci_driver),
1195 IMC_DEV(IVB_IMC, &ivb_uncore_pci_driver), /* 3rd Gen Core processor */
1196 IMC_DEV(IVB_E3_IMC, &ivb_uncore_pci_driver), /* Xeon E3-1200 v2/3rd Gen Core processor */
1197 IMC_DEV(HSW_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core Processor */
1198 IMC_DEV(HSW_U_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core ULT Mobile Processor */
1199 IMC_DEV(BDW_IMC, &bdw_uncore_pci_driver), /* 5th Gen Core U */
1200 IMC_DEV(SKL_Y_IMC, &skl_uncore_pci_driver), /* 6th Gen Core Y */
1201 IMC_DEV(SKL_U_IMC, &skl_uncore_pci_driver), /* 6th Gen Core U */
1202 IMC_DEV(SKL_HD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Dual Core */
1203 IMC_DEV(SKL_HQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Quad Core */
1204 IMC_DEV(SKL_SD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Dual Core */
1205 IMC_DEV(SKL_SQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Quad Core */
1206 IMC_DEV(SKL_E3_IMC, &skl_uncore_pci_driver), /* Xeon E3 V5 Gen Core processor */
1207 IMC_DEV(KBL_Y_IMC, &skl_uncore_pci_driver), /* 7th Gen Core Y */
1208 IMC_DEV(KBL_U_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U */
1209 IMC_DEV(KBL_UQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U Quad Core */
1210 IMC_DEV(KBL_SD_IMC, &skl_uncore_pci_driver), /* 7th Gen Core S Dual Core */
1211 IMC_DEV(KBL_SQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core S Quad Core */
1212 IMC_DEV(KBL_HQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core H Quad Core */
1213 IMC_DEV(KBL_WQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core S 4 cores Work Station */
1214 IMC_DEV(CFL_2U_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U 2 Cores */
1215 IMC_DEV(CFL_4U_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U 4 Cores */
1216 IMC_DEV(CFL_4H_IMC, &skl_uncore_pci_driver), /* 8th Gen Core H 4 Cores */
1217 IMC_DEV(CFL_6H_IMC, &skl_uncore_pci_driver), /* 8th Gen Core H 6 Cores */
1218 IMC_DEV(CFL_2S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 2 Cores Desktop */
1219 IMC_DEV(CFL_4S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 4 Cores Desktop */
1220 IMC_DEV(CFL_6S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 6 Cores Desktop */
1221 IMC_DEV(CFL_8S_D_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 8 Cores Desktop */
1222 IMC_DEV(CFL_4S_W_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 4 Cores Work Station */
1223 IMC_DEV(CFL_6S_W_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 6 Cores Work Station */
1224 IMC_DEV(CFL_8S_W_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 8 Cores Work Station */
1225 IMC_DEV(CFL_4S_S_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 4 Cores Server */
1226 IMC_DEV(CFL_6S_S_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 6 Cores Server */
1227 IMC_DEV(CFL_8S_S_IMC, &skl_uncore_pci_driver), /* 8th Gen Core S 8 Cores Server */
1228 IMC_DEV(AML_YD_IMC, &skl_uncore_pci_driver), /* 8th Gen Core Y Mobile Dual Core */
1229 IMC_DEV(AML_YQ_IMC, &skl_uncore_pci_driver), /* 8th Gen Core Y Mobile Quad Core */
1230 IMC_DEV(WHL_UQ_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U Mobile Quad Core */
1231 IMC_DEV(WHL_4_UQ_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U Mobile Quad Core */
1232 IMC_DEV(WHL_UD_IMC, &skl_uncore_pci_driver), /* 8th Gen Core U Mobile Dual Core */
1233 IMC_DEV(CML_H1_IMC, &skl_uncore_pci_driver),
1234 IMC_DEV(CML_H2_IMC, &skl_uncore_pci_driver),
1235 IMC_DEV(CML_H3_IMC, &skl_uncore_pci_driver),
1236 IMC_DEV(CML_U1_IMC, &skl_uncore_pci_driver),
1237 IMC_DEV(CML_U2_IMC, &skl_uncore_pci_driver),
1238 IMC_DEV(CML_U3_IMC, &skl_uncore_pci_driver),
1239 IMC_DEV(CML_S1_IMC, &skl_uncore_pci_driver),
1240 IMC_DEV(CML_S2_IMC, &skl_uncore_pci_driver),
1241 IMC_DEV(CML_S3_IMC, &skl_uncore_pci_driver),
1242 IMC_DEV(CML_S4_IMC, &skl_uncore_pci_driver),
1243 IMC_DEV(CML_S5_IMC, &skl_uncore_pci_driver),
1244 IMC_DEV(ICL_U_IMC, &icl_uncore_pci_driver), /* 10th Gen Core Mobile */
1245 IMC_DEV(ICL_U2_IMC, &icl_uncore_pci_driver), /* 10th Gen Core Mobile */
1246 IMC_DEV(RKL_1_IMC, &icl_uncore_pci_driver),
1247 IMC_DEV(RKL_2_IMC, &icl_uncore_pci_driver),
1248 { /* end marker */ }
1249};
1250
1251
1252#define for_each_imc_pci_id(x, t) \
1253 for (x = (t); (x)->pci_id; x++)
1254
1255static struct pci_driver *imc_uncore_find_dev(void)
1256{
1257 const struct imc_uncore_pci_dev *p;
1258 int ret;
1259
1260 for_each_imc_pci_id(p, desktop_imc_pci_ids) {
1261 ret = snb_pci2phy_map_init(devid: p->pci_id);
1262 if (ret == 0)
1263 return p->driver;
1264 }
1265 return NULL;
1266}
1267
1268static int imc_uncore_pci_init(void)
1269{
1270 struct pci_driver *imc_drv = imc_uncore_find_dev();
1271
1272 if (!imc_drv)
1273 return -ENODEV;
1274
1275 uncore_pci_uncores = snb_pci_uncores;
1276 uncore_pci_driver = imc_drv;
1277
1278 return 0;
1279}
1280
1281int snb_uncore_pci_init(void)
1282{
1283 return imc_uncore_pci_init();
1284}
1285
1286int ivb_uncore_pci_init(void)
1287{
1288 return imc_uncore_pci_init();
1289}
1290int hsw_uncore_pci_init(void)
1291{
1292 return imc_uncore_pci_init();
1293}
1294
1295int bdw_uncore_pci_init(void)
1296{
1297 return imc_uncore_pci_init();
1298}
1299
1300int skl_uncore_pci_init(void)
1301{
1302 return imc_uncore_pci_init();
1303}
1304
1305/* end of Sandy Bridge uncore support */
1306
1307/* Nehalem uncore support */
1308static void nhm_uncore_msr_disable_box(struct intel_uncore_box *box)
1309{
1310 wrmsrq(NHM_UNC_PERF_GLOBAL_CTL, val: 0);
1311}
1312
1313static void nhm_uncore_msr_enable_box(struct intel_uncore_box *box)
1314{
1315 wrmsrq(NHM_UNC_PERF_GLOBAL_CTL, NHM_UNC_GLOBAL_CTL_EN_PC_ALL | NHM_UNC_GLOBAL_CTL_EN_FC);
1316}
1317
1318static void nhm_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event)
1319{
1320 struct hw_perf_event *hwc = &event->hw;
1321
1322 if (hwc->idx < UNCORE_PMC_IDX_FIXED)
1323 wrmsrq(msr: hwc->config_base, val: hwc->config | SNB_UNC_CTL_EN);
1324 else
1325 wrmsrq(msr: hwc->config_base, NHM_UNC_FIXED_CTR_CTL_EN);
1326}
1327
1328static struct attribute *nhm_uncore_formats_attr[] = {
1329 &format_attr_event.attr,
1330 &format_attr_umask.attr,
1331 &format_attr_edge.attr,
1332 &format_attr_inv.attr,
1333 &format_attr_cmask8.attr,
1334 NULL,
1335};
1336
1337static const struct attribute_group nhm_uncore_format_group = {
1338 .name = "format",
1339 .attrs = nhm_uncore_formats_attr,
1340};
1341
1342static struct uncore_event_desc nhm_uncore_events[] = {
1343 INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"),
1344 INTEL_UNCORE_EVENT_DESC(qmc_writes_full_any, "event=0x2f,umask=0x0f"),
1345 INTEL_UNCORE_EVENT_DESC(qmc_normal_reads_any, "event=0x2c,umask=0x0f"),
1346 INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_reads, "event=0x20,umask=0x01"),
1347 INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_writes, "event=0x20,umask=0x02"),
1348 INTEL_UNCORE_EVENT_DESC(qhl_request_remote_reads, "event=0x20,umask=0x04"),
1349 INTEL_UNCORE_EVENT_DESC(qhl_request_remote_writes, "event=0x20,umask=0x08"),
1350 INTEL_UNCORE_EVENT_DESC(qhl_request_local_reads, "event=0x20,umask=0x10"),
1351 INTEL_UNCORE_EVENT_DESC(qhl_request_local_writes, "event=0x20,umask=0x20"),
1352 { /* end: all zeroes */ },
1353};
1354
1355static struct intel_uncore_ops nhm_uncore_msr_ops = {
1356 .disable_box = nhm_uncore_msr_disable_box,
1357 .enable_box = nhm_uncore_msr_enable_box,
1358 .disable_event = snb_uncore_msr_disable_event,
1359 .enable_event = nhm_uncore_msr_enable_event,
1360 .read_counter = uncore_msr_read_counter,
1361};
1362
1363static struct intel_uncore_type nhm_uncore = {
1364 .name = "",
1365 .num_counters = 8,
1366 .num_boxes = 1,
1367 .perf_ctr_bits = 48,
1368 .fixed_ctr_bits = 48,
1369 .event_ctl = NHM_UNC_PERFEVTSEL0,
1370 .perf_ctr = NHM_UNC_UNCORE_PMC0,
1371 .fixed_ctr = NHM_UNC_FIXED_CTR,
1372 .fixed_ctl = NHM_UNC_FIXED_CTR_CTRL,
1373 .event_mask = NHM_UNC_RAW_EVENT_MASK,
1374 .event_descs = nhm_uncore_events,
1375 .ops = &nhm_uncore_msr_ops,
1376 .format_group = &nhm_uncore_format_group,
1377};
1378
1379static struct intel_uncore_type *nhm_msr_uncores[] = {
1380 &nhm_uncore,
1381 NULL,
1382};
1383
1384void nhm_uncore_cpu_init(void)
1385{
1386 uncore_msr_uncores = nhm_msr_uncores;
1387}
1388
1389/* end of Nehalem uncore support */
1390
1391/* Tiger Lake MMIO uncore support */
1392
1393static const struct pci_device_id tgl_uncore_pci_ids[] = {
1394 IMC_UNCORE_DEV(TGL_U1),
1395 IMC_UNCORE_DEV(TGL_U2),
1396 IMC_UNCORE_DEV(TGL_U3),
1397 IMC_UNCORE_DEV(TGL_U4),
1398 IMC_UNCORE_DEV(TGL_H),
1399 IMC_UNCORE_DEV(ADL_1),
1400 IMC_UNCORE_DEV(ADL_2),
1401 IMC_UNCORE_DEV(ADL_3),
1402 IMC_UNCORE_DEV(ADL_4),
1403 IMC_UNCORE_DEV(ADL_5),
1404 IMC_UNCORE_DEV(ADL_6),
1405 IMC_UNCORE_DEV(ADL_7),
1406 IMC_UNCORE_DEV(ADL_8),
1407 IMC_UNCORE_DEV(ADL_9),
1408 IMC_UNCORE_DEV(ADL_10),
1409 IMC_UNCORE_DEV(ADL_11),
1410 IMC_UNCORE_DEV(ADL_12),
1411 IMC_UNCORE_DEV(ADL_13),
1412 IMC_UNCORE_DEV(ADL_14),
1413 IMC_UNCORE_DEV(ADL_15),
1414 IMC_UNCORE_DEV(ADL_16),
1415 IMC_UNCORE_DEV(ADL_17),
1416 IMC_UNCORE_DEV(ADL_18),
1417 IMC_UNCORE_DEV(ADL_19),
1418 IMC_UNCORE_DEV(ADL_20),
1419 IMC_UNCORE_DEV(ADL_21),
1420 IMC_UNCORE_DEV(RPL_1),
1421 IMC_UNCORE_DEV(RPL_2),
1422 IMC_UNCORE_DEV(RPL_3),
1423 IMC_UNCORE_DEV(RPL_4),
1424 IMC_UNCORE_DEV(RPL_5),
1425 IMC_UNCORE_DEV(RPL_6),
1426 IMC_UNCORE_DEV(RPL_7),
1427 IMC_UNCORE_DEV(RPL_8),
1428 IMC_UNCORE_DEV(RPL_9),
1429 IMC_UNCORE_DEV(RPL_10),
1430 IMC_UNCORE_DEV(RPL_11),
1431 IMC_UNCORE_DEV(RPL_12),
1432 IMC_UNCORE_DEV(RPL_13),
1433 IMC_UNCORE_DEV(RPL_14),
1434 IMC_UNCORE_DEV(RPL_15),
1435 IMC_UNCORE_DEV(RPL_16),
1436 IMC_UNCORE_DEV(RPL_17),
1437 IMC_UNCORE_DEV(RPL_18),
1438 IMC_UNCORE_DEV(RPL_19),
1439 IMC_UNCORE_DEV(RPL_20),
1440 IMC_UNCORE_DEV(RPL_21),
1441 IMC_UNCORE_DEV(RPL_22),
1442 IMC_UNCORE_DEV(RPL_23),
1443 IMC_UNCORE_DEV(RPL_24),
1444 IMC_UNCORE_DEV(RPL_25),
1445 IMC_UNCORE_DEV(MTL_1),
1446 IMC_UNCORE_DEV(MTL_2),
1447 IMC_UNCORE_DEV(MTL_3),
1448 IMC_UNCORE_DEV(MTL_4),
1449 IMC_UNCORE_DEV(MTL_5),
1450 IMC_UNCORE_DEV(MTL_6),
1451 IMC_UNCORE_DEV(MTL_7),
1452 IMC_UNCORE_DEV(MTL_8),
1453 IMC_UNCORE_DEV(MTL_9),
1454 IMC_UNCORE_DEV(MTL_10),
1455 IMC_UNCORE_DEV(MTL_11),
1456 IMC_UNCORE_DEV(MTL_12),
1457 IMC_UNCORE_DEV(MTL_13),
1458 { /* end: all zeroes */ }
1459};
1460
1461enum perf_tgl_uncore_imc_freerunning_types {
1462 TGL_MMIO_UNCORE_IMC_DATA_TOTAL,
1463 TGL_MMIO_UNCORE_IMC_DATA_READ,
1464 TGL_MMIO_UNCORE_IMC_DATA_WRITE,
1465 TGL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX
1466};
1467
1468static struct freerunning_counters tgl_l_uncore_imc_freerunning[] = {
1469 [TGL_MMIO_UNCORE_IMC_DATA_TOTAL] = { 0x5040, 0x0, 0x0, 1, 64 },
1470 [TGL_MMIO_UNCORE_IMC_DATA_READ] = { .counter_base: 0x5058, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1471 [TGL_MMIO_UNCORE_IMC_DATA_WRITE] = { .counter_base: 0x50A0, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1472};
1473
1474static struct freerunning_counters tgl_uncore_imc_freerunning[] = {
1475 [TGL_MMIO_UNCORE_IMC_DATA_TOTAL] = { .counter_base: 0xd840, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1476 [TGL_MMIO_UNCORE_IMC_DATA_READ] = { .counter_base: 0xd858, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1477 [TGL_MMIO_UNCORE_IMC_DATA_WRITE] = { .counter_base: 0xd8A0, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1478};
1479
1480static struct uncore_event_desc tgl_uncore_imc_events[] = {
1481 INTEL_UNCORE_EVENT_DESC(data_total, "event=0xff,umask=0x10"),
1482 INTEL_UNCORE_EVENT_DESC(data_total.scale, "6.103515625e-5"),
1483 INTEL_UNCORE_EVENT_DESC(data_total.unit, "MiB"),
1484
1485 INTEL_UNCORE_EVENT_DESC(data_read, "event=0xff,umask=0x20"),
1486 INTEL_UNCORE_EVENT_DESC(data_read.scale, "6.103515625e-5"),
1487 INTEL_UNCORE_EVENT_DESC(data_read.unit, "MiB"),
1488
1489 INTEL_UNCORE_EVENT_DESC(data_write, "event=0xff,umask=0x30"),
1490 INTEL_UNCORE_EVENT_DESC(data_write.scale, "6.103515625e-5"),
1491 INTEL_UNCORE_EVENT_DESC(data_write.unit, "MiB"),
1492
1493 { /* end: all zeroes */ }
1494};
1495
1496static struct pci_dev *tgl_uncore_get_mc_dev(void)
1497{
1498 const struct pci_device_id *ids = tgl_uncore_pci_ids;
1499 struct pci_dev *mc_dev = NULL;
1500
1501 while (ids && ids->vendor) {
1502 mc_dev = pci_get_device(PCI_VENDOR_ID_INTEL, device: ids->device, NULL);
1503 if (mc_dev)
1504 return mc_dev;
1505 ids++;
1506 }
1507
1508 /* Just try to grab 00:00.0 device */
1509 if (!mc_dev)
1510 mc_dev = pci_get_domain_bus_and_slot(domain: 0, bus: 0, PCI_DEVFN(0, 0));
1511
1512 return mc_dev;
1513}
1514
1515#define TGL_UNCORE_MMIO_IMC_MEM_OFFSET 0x10000
1516#define TGL_UNCORE_PCI_IMC_MAP_SIZE 0xe000
1517
1518static void
1519uncore_get_box_mmio_addr(struct intel_uncore_box *box,
1520 unsigned int base_offset,
1521 int bar_offset, int step)
1522{
1523 struct pci_dev *pdev = tgl_uncore_get_mc_dev();
1524 struct intel_uncore_pmu *pmu = box->pmu;
1525 struct intel_uncore_type *type = pmu->type;
1526 resource_size_t addr;
1527 u32 bar;
1528
1529 if (!pdev) {
1530 pr_warn("perf uncore: Cannot find matched IMC device.\n");
1531 return;
1532 }
1533
1534 pci_read_config_dword(dev: pdev, where: bar_offset, val: &bar);
1535 if (!(bar & BIT(0))) {
1536 pr_warn("perf uncore: BAR 0x%x is disabled. Failed to map %s counters.\n",
1537 bar_offset, type->name);
1538 pci_dev_put(dev: pdev);
1539 return;
1540 }
1541 bar &= ~BIT(0);
1542 addr = (resource_size_t)(bar + step * pmu->pmu_idx);
1543
1544#ifdef CONFIG_PHYS_ADDR_T_64BIT
1545 pci_read_config_dword(dev: pdev, where: bar_offset + 4, val: &bar);
1546 addr |= ((resource_size_t)bar << 32);
1547#endif
1548
1549 addr += base_offset;
1550 box->io_addr = ioremap(offset: addr, size: type->mmio_map_size);
1551 if (!box->io_addr)
1552 pr_warn("perf uncore: Failed to ioremap for %s.\n", type->name);
1553
1554 pci_dev_put(dev: pdev);
1555}
1556
1557static void __uncore_imc_init_box(struct intel_uncore_box *box,
1558 unsigned int base_offset)
1559{
1560 uncore_get_box_mmio_addr(box, base_offset,
1561 SNB_UNCORE_PCI_IMC_BAR_OFFSET,
1562 TGL_UNCORE_MMIO_IMC_MEM_OFFSET);
1563}
1564
1565static void tgl_uncore_imc_freerunning_init_box(struct intel_uncore_box *box)
1566{
1567 __uncore_imc_init_box(box, base_offset: 0);
1568}
1569
1570static struct intel_uncore_ops tgl_uncore_imc_freerunning_ops = {
1571 .init_box = tgl_uncore_imc_freerunning_init_box,
1572 .exit_box = uncore_mmio_exit_box,
1573 .read_counter = uncore_mmio_read_counter,
1574 .hw_config = uncore_freerunning_hw_config,
1575};
1576
1577static struct attribute *tgl_uncore_imc_formats_attr[] = {
1578 &format_attr_event.attr,
1579 &format_attr_umask.attr,
1580 NULL
1581};
1582
1583static const struct attribute_group tgl_uncore_imc_format_group = {
1584 .name = "format",
1585 .attrs = tgl_uncore_imc_formats_attr,
1586};
1587
1588static struct intel_uncore_type tgl_uncore_imc_free_running = {
1589 .name = "imc_free_running",
1590 .num_counters = 3,
1591 .num_boxes = 2,
1592 .num_freerunning_types = TGL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX,
1593 .mmio_map_size = TGL_UNCORE_PCI_IMC_MAP_SIZE,
1594 .freerunning = tgl_uncore_imc_freerunning,
1595 .ops = &tgl_uncore_imc_freerunning_ops,
1596 .event_descs = tgl_uncore_imc_events,
1597 .format_group = &tgl_uncore_imc_format_group,
1598};
1599
1600static struct intel_uncore_type *tgl_mmio_uncores[] = {
1601 &tgl_uncore_imc_free_running,
1602 NULL
1603};
1604
1605void tgl_l_uncore_mmio_init(void)
1606{
1607 tgl_uncore_imc_free_running.freerunning = tgl_l_uncore_imc_freerunning;
1608 uncore_mmio_uncores = tgl_mmio_uncores;
1609}
1610
1611void tgl_uncore_mmio_init(void)
1612{
1613 uncore_mmio_uncores = tgl_mmio_uncores;
1614}
1615
1616/* end of Tiger Lake MMIO uncore support */
1617
1618/* Alder Lake MMIO uncore support */
1619#define ADL_UNCORE_IMC_BASE 0xd900
1620#define ADL_UNCORE_IMC_MAP_SIZE 0x200
1621#define ADL_UNCORE_IMC_CTR 0xe8
1622#define ADL_UNCORE_IMC_CTRL 0xd0
1623#define ADL_UNCORE_IMC_GLOBAL_CTL 0xc0
1624#define ADL_UNCORE_IMC_BOX_CTL 0xc4
1625#define ADL_UNCORE_IMC_FREERUNNING_BASE 0xd800
1626#define ADL_UNCORE_IMC_FREERUNNING_MAP_SIZE 0x100
1627
1628#define ADL_UNCORE_IMC_CTL_FRZ (1 << 0)
1629#define ADL_UNCORE_IMC_CTL_RST_CTRL (1 << 1)
1630#define ADL_UNCORE_IMC_CTL_RST_CTRS (1 << 2)
1631#define ADL_UNCORE_IMC_CTL_INT (ADL_UNCORE_IMC_CTL_RST_CTRL | \
1632 ADL_UNCORE_IMC_CTL_RST_CTRS)
1633
1634static void adl_uncore_imc_init_box(struct intel_uncore_box *box)
1635{
1636 __uncore_imc_init_box(box, ADL_UNCORE_IMC_BASE);
1637
1638 /* The global control in MC1 can control both MCs. */
1639 if (box->io_addr && (box->pmu->pmu_idx == 1))
1640 writel(ADL_UNCORE_IMC_CTL_INT, addr: box->io_addr + ADL_UNCORE_IMC_GLOBAL_CTL);
1641}
1642
1643static void adl_uncore_mmio_disable_box(struct intel_uncore_box *box)
1644{
1645 if (!box->io_addr)
1646 return;
1647
1648 writel(ADL_UNCORE_IMC_CTL_FRZ, addr: box->io_addr + uncore_mmio_box_ctl(box));
1649}
1650
1651static void adl_uncore_mmio_enable_box(struct intel_uncore_box *box)
1652{
1653 if (!box->io_addr)
1654 return;
1655
1656 writel(val: 0, addr: box->io_addr + uncore_mmio_box_ctl(box));
1657}
1658
1659#define MMIO_UNCORE_COMMON_OPS() \
1660 .exit_box = uncore_mmio_exit_box, \
1661 .disable_box = adl_uncore_mmio_disable_box, \
1662 .enable_box = adl_uncore_mmio_enable_box, \
1663 .disable_event = intel_generic_uncore_mmio_disable_event, \
1664 .enable_event = intel_generic_uncore_mmio_enable_event, \
1665 .read_counter = uncore_mmio_read_counter,
1666
1667static struct intel_uncore_ops adl_uncore_mmio_ops = {
1668 .init_box = adl_uncore_imc_init_box,
1669 MMIO_UNCORE_COMMON_OPS()
1670};
1671
1672#define ADL_UNC_CTL_CHMASK_MASK 0x00000f00
1673#define ADL_UNC_IMC_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \
1674 ADL_UNC_CTL_CHMASK_MASK | \
1675 SNB_UNC_CTL_EDGE_DET)
1676
1677static struct attribute *adl_uncore_imc_formats_attr[] = {
1678 &format_attr_event.attr,
1679 &format_attr_chmask.attr,
1680 &format_attr_edge.attr,
1681 NULL,
1682};
1683
1684static const struct attribute_group adl_uncore_imc_format_group = {
1685 .name = "format",
1686 .attrs = adl_uncore_imc_formats_attr,
1687};
1688
1689static struct intel_uncore_type adl_uncore_imc = {
1690 .name = "imc",
1691 .num_counters = 5,
1692 .num_boxes = 2,
1693 .perf_ctr_bits = 64,
1694 .perf_ctr = ADL_UNCORE_IMC_CTR,
1695 .event_ctl = ADL_UNCORE_IMC_CTRL,
1696 .event_mask = ADL_UNC_IMC_EVENT_MASK,
1697 .box_ctl = ADL_UNCORE_IMC_BOX_CTL,
1698 .mmio_offset = 0,
1699 .mmio_map_size = ADL_UNCORE_IMC_MAP_SIZE,
1700 .ops = &adl_uncore_mmio_ops,
1701 .format_group = &adl_uncore_imc_format_group,
1702};
1703
1704enum perf_adl_uncore_imc_freerunning_types {
1705 ADL_MMIO_UNCORE_IMC_DATA_TOTAL,
1706 ADL_MMIO_UNCORE_IMC_DATA_READ,
1707 ADL_MMIO_UNCORE_IMC_DATA_WRITE,
1708 ADL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX
1709};
1710
1711static struct freerunning_counters adl_uncore_imc_freerunning[] = {
1712 [ADL_MMIO_UNCORE_IMC_DATA_TOTAL] = { .counter_base: 0x40, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1713 [ADL_MMIO_UNCORE_IMC_DATA_READ] = { .counter_base: 0x58, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1714 [ADL_MMIO_UNCORE_IMC_DATA_WRITE] = { .counter_base: 0xA0, .counter_offset: 0x0, .box_offset: 0x0, .num_counters: 1, .bits: 64 },
1715};
1716
1717static void adl_uncore_imc_freerunning_init_box(struct intel_uncore_box *box)
1718{
1719 __uncore_imc_init_box(box, ADL_UNCORE_IMC_FREERUNNING_BASE);
1720}
1721
1722static struct intel_uncore_ops adl_uncore_imc_freerunning_ops = {
1723 .init_box = adl_uncore_imc_freerunning_init_box,
1724 .exit_box = uncore_mmio_exit_box,
1725 .read_counter = uncore_mmio_read_counter,
1726 .hw_config = uncore_freerunning_hw_config,
1727};
1728
1729static struct intel_uncore_type adl_uncore_imc_free_running = {
1730 .name = "imc_free_running",
1731 .num_counters = 3,
1732 .num_boxes = 2,
1733 .num_freerunning_types = ADL_MMIO_UNCORE_IMC_FREERUNNING_TYPE_MAX,
1734 .mmio_map_size = ADL_UNCORE_IMC_FREERUNNING_MAP_SIZE,
1735 .freerunning = adl_uncore_imc_freerunning,
1736 .ops = &adl_uncore_imc_freerunning_ops,
1737 .event_descs = tgl_uncore_imc_events,
1738 .format_group = &tgl_uncore_imc_format_group,
1739};
1740
1741static struct intel_uncore_type *adl_mmio_uncores[] = {
1742 &adl_uncore_imc,
1743 &adl_uncore_imc_free_running,
1744 NULL
1745};
1746
1747void adl_uncore_mmio_init(void)
1748{
1749 uncore_mmio_uncores = adl_mmio_uncores;
1750}
1751
1752/* end of Alder Lake MMIO uncore support */
1753
1754/* Lunar Lake MMIO uncore support */
1755#define LNL_UNCORE_PCI_SAFBAR_OFFSET 0x68
1756#define LNL_UNCORE_MAP_SIZE 0x1000
1757#define LNL_UNCORE_SNCU_BASE 0xE4B000
1758#define LNL_UNCORE_SNCU_CTR 0x390
1759#define LNL_UNCORE_SNCU_CTRL 0x398
1760#define LNL_UNCORE_SNCU_BOX_CTL 0x380
1761#define LNL_UNCORE_GLOBAL_CTL 0x700
1762#define LNL_UNCORE_HBO_BASE 0xE54000
1763#define LNL_UNCORE_HBO_OFFSET -4096
1764#define LNL_UNCORE_HBO_CTR 0x570
1765#define LNL_UNCORE_HBO_CTRL 0x550
1766#define LNL_UNCORE_HBO_BOX_CTL 0x548
1767
1768#define LNL_UNC_CTL_THRESHOLD 0xff000000
1769#define LNL_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \
1770 SNB_UNC_CTL_UMASK_MASK | \
1771 SNB_UNC_CTL_EDGE_DET | \
1772 SNB_UNC_CTL_INVERT | \
1773 LNL_UNC_CTL_THRESHOLD)
1774
1775static struct attribute *lnl_uncore_formats_attr[] = {
1776 &format_attr_event.attr,
1777 &format_attr_umask.attr,
1778 &format_attr_edge.attr,
1779 &format_attr_inv.attr,
1780 &format_attr_threshold2.attr,
1781 NULL
1782};
1783
1784static const struct attribute_group lnl_uncore_format_group = {
1785 .name = "format",
1786 .attrs = lnl_uncore_formats_attr,
1787};
1788
1789static void lnl_uncore_hbo_init_box(struct intel_uncore_box *box)
1790{
1791 uncore_get_box_mmio_addr(box, LNL_UNCORE_HBO_BASE,
1792 LNL_UNCORE_PCI_SAFBAR_OFFSET,
1793 LNL_UNCORE_HBO_OFFSET);
1794}
1795
1796static struct intel_uncore_ops lnl_uncore_hbo_ops = {
1797 .init_box = lnl_uncore_hbo_init_box,
1798 MMIO_UNCORE_COMMON_OPS()
1799};
1800
1801static struct intel_uncore_type lnl_uncore_hbo = {
1802 .name = "hbo",
1803 .num_counters = 4,
1804 .num_boxes = 2,
1805 .perf_ctr_bits = 64,
1806 .perf_ctr = LNL_UNCORE_HBO_CTR,
1807 .event_ctl = LNL_UNCORE_HBO_CTRL,
1808 .event_mask = LNL_UNC_RAW_EVENT_MASK,
1809 .box_ctl = LNL_UNCORE_HBO_BOX_CTL,
1810 .mmio_map_size = LNL_UNCORE_MAP_SIZE,
1811 .ops = &lnl_uncore_hbo_ops,
1812 .format_group = &lnl_uncore_format_group,
1813};
1814
1815static void lnl_uncore_sncu_init_box(struct intel_uncore_box *box)
1816{
1817 uncore_get_box_mmio_addr(box, LNL_UNCORE_SNCU_BASE,
1818 LNL_UNCORE_PCI_SAFBAR_OFFSET,
1819 step: 0);
1820
1821 if (box->io_addr)
1822 writel(ADL_UNCORE_IMC_CTL_INT, addr: box->io_addr + LNL_UNCORE_GLOBAL_CTL);
1823}
1824
1825static struct intel_uncore_ops lnl_uncore_sncu_ops = {
1826 .init_box = lnl_uncore_sncu_init_box,
1827 MMIO_UNCORE_COMMON_OPS()
1828};
1829
1830static struct intel_uncore_type lnl_uncore_sncu = {
1831 .name = "sncu",
1832 .num_counters = 2,
1833 .num_boxes = 1,
1834 .perf_ctr_bits = 64,
1835 .perf_ctr = LNL_UNCORE_SNCU_CTR,
1836 .event_ctl = LNL_UNCORE_SNCU_CTRL,
1837 .event_mask = LNL_UNC_RAW_EVENT_MASK,
1838 .box_ctl = LNL_UNCORE_SNCU_BOX_CTL,
1839 .mmio_map_size = LNL_UNCORE_MAP_SIZE,
1840 .ops = &lnl_uncore_sncu_ops,
1841 .format_group = &lnl_uncore_format_group,
1842};
1843
1844static struct intel_uncore_type *lnl_mmio_uncores[] = {
1845 &adl_uncore_imc,
1846 &lnl_uncore_hbo,
1847 &lnl_uncore_sncu,
1848 &adl_uncore_imc_free_running,
1849 NULL
1850};
1851
1852void lnl_uncore_mmio_init(void)
1853{
1854 uncore_mmio_uncores = lnl_mmio_uncores;
1855}
1856
1857/* end of Lunar Lake MMIO uncore support */
1858
1859/* Panther Lake uncore support */
1860
1861#define UNCORE_PTL_MAX_NUM_UNCORE_TYPES 42
1862#define UNCORE_PTL_TYPE_IMC 6
1863#define UNCORE_PTL_TYPE_SNCU 34
1864#define UNCORE_PTL_TYPE_HBO 41
1865
1866#define PTL_UNCORE_GLOBAL_CTL_OFFSET 0x380
1867
1868static struct intel_uncore_type ptl_uncore_imc = {
1869 .name = "imc",
1870 .mmio_map_size = 0xf00,
1871};
1872
1873static void ptl_uncore_sncu_init_box(struct intel_uncore_box *box)
1874{
1875 intel_generic_uncore_mmio_init_box(box);
1876
1877 /* Clear the global freeze bit */
1878 if (box->io_addr)
1879 writel(val: 0, addr: box->io_addr + PTL_UNCORE_GLOBAL_CTL_OFFSET);
1880}
1881
1882static struct intel_uncore_ops ptl_uncore_sncu_ops = {
1883 .init_box = ptl_uncore_sncu_init_box,
1884 .exit_box = uncore_mmio_exit_box,
1885 .disable_box = intel_generic_uncore_mmio_disable_box,
1886 .enable_box = intel_generic_uncore_mmio_enable_box,
1887 .disable_event = intel_generic_uncore_mmio_disable_event,
1888 .enable_event = intel_generic_uncore_mmio_enable_event,
1889 .read_counter = uncore_mmio_read_counter,
1890};
1891
1892static struct intel_uncore_type ptl_uncore_sncu = {
1893 .name = "sncu",
1894 .ops = &ptl_uncore_sncu_ops,
1895 .mmio_map_size = 0xf00,
1896};
1897
1898static struct intel_uncore_type ptl_uncore_hbo = {
1899 .name = "hbo",
1900 .mmio_map_size = 0xf00,
1901};
1902
1903static struct intel_uncore_type *ptl_uncores[UNCORE_PTL_MAX_NUM_UNCORE_TYPES] = {
1904 [UNCORE_PTL_TYPE_IMC] = &ptl_uncore_imc,
1905 [UNCORE_PTL_TYPE_SNCU] = &ptl_uncore_sncu,
1906 [UNCORE_PTL_TYPE_HBO] = &ptl_uncore_hbo,
1907};
1908
1909#define UNCORE_PTL_MMIO_EXTRA_UNCORES 1
1910
1911static struct intel_uncore_type *ptl_mmio_extra_uncores[UNCORE_PTL_MMIO_EXTRA_UNCORES] = {
1912 &adl_uncore_imc_free_running,
1913};
1914
1915void ptl_uncore_mmio_init(void)
1916{
1917 uncore_mmio_uncores = uncore_get_uncores(type_id: UNCORE_ACCESS_MMIO,
1918 UNCORE_PTL_MMIO_EXTRA_UNCORES,
1919 extra: ptl_mmio_extra_uncores,
1920 UNCORE_PTL_MAX_NUM_UNCORE_TYPES,
1921 uncores: ptl_uncores);
1922}
1923
1924static struct intel_uncore_type *ptl_msr_uncores[] = {
1925 &mtl_uncore_cbox,
1926 NULL
1927};
1928
1929void ptl_uncore_cpu_init(void)
1930{
1931 mtl_uncore_cbox.num_boxes = 6;
1932 mtl_uncore_cbox.ops = &lnl_uncore_msr_ops;
1933 uncore_msr_uncores = ptl_msr_uncores;
1934}
1935
1936/* end of Panther Lake uncore support */
1937