2 * Copyright © 2018 Intel Corporation
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9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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31 #include <sys/sysmacros.h>
33 #include "util/hash_table.h"
34 #include "util/ralloc.h"
36 struct gen_device_info
;
38 struct gen_perf_config
;
39 struct gen_perf_query_info
;
41 enum gen_perf_counter_type
{
42 GEN_PERF_COUNTER_TYPE_EVENT
,
43 GEN_PERF_COUNTER_TYPE_DURATION_NORM
,
44 GEN_PERF_COUNTER_TYPE_DURATION_RAW
,
45 GEN_PERF_COUNTER_TYPE_THROUGHPUT
,
46 GEN_PERF_COUNTER_TYPE_RAW
,
47 GEN_PERF_COUNTER_TYPE_TIMESTAMP
,
50 enum gen_perf_counter_data_type
{
51 GEN_PERF_COUNTER_DATA_TYPE_BOOL32
,
52 GEN_PERF_COUNTER_DATA_TYPE_UINT32
,
53 GEN_PERF_COUNTER_DATA_TYPE_UINT64
,
54 GEN_PERF_COUNTER_DATA_TYPE_FLOAT
,
55 GEN_PERF_COUNTER_DATA_TYPE_DOUBLE
,
58 struct gen_pipeline_stat
{
65 * The largest OA formats we can use include:
67 * 1 timestamp, 45 A counters, 8 B counters and 8 C counters.
69 * 1 timestamp, 1 clock, 36 A counters, 8 B counters and 8 C counters
71 #define MAX_OA_REPORT_COUNTERS 62
73 struct gen_perf_query_result
{
75 * Storage for the final accumulated OA counters.
77 uint64_t accumulator
[MAX_OA_REPORT_COUNTERS
];
80 * Hw ID used by the context on which the query was running.
85 * Number of reports accumulated to produce the results.
87 uint32_t reports_accumulated
;
90 * Frequency in the slices of the GT at the begin and end of the
93 uint64_t slice_frequency
[2];
96 * Frequency in the unslice of the GT at the begin and end of the
99 uint64_t unslice_frequency
[2];
102 struct gen_perf_query_counter
{
105 enum gen_perf_counter_type type
;
106 enum gen_perf_counter_data_type data_type
;
111 uint64_t (*oa_counter_read_uint64
)(struct gen_perf_config
*perf
,
112 const struct gen_perf_query_info
*query
,
113 const uint64_t *accumulator
);
114 float (*oa_counter_read_float
)(struct gen_perf_config
*perf
,
115 const struct gen_perf_query_info
*query
,
116 const uint64_t *accumulator
);
117 struct gen_pipeline_stat pipeline_stat
;
121 struct gen_perf_query_register_prog
{
126 struct gen_perf_query_info
{
127 enum gen_perf_query_type
{
128 GEN_PERF_QUERY_TYPE_OA
,
129 GEN_PERF_QUERY_TYPE_RAW
,
130 GEN_PERF_QUERY_TYPE_PIPELINE
,
134 struct gen_perf_query_counter
*counters
;
140 uint64_t oa_metrics_set_id
;
143 /* For indexing into the accumulator[] ... */
145 int gpu_clock_offset
;
150 /* Register programming for a given query */
151 struct gen_perf_query_register_prog
*flex_regs
;
152 uint32_t n_flex_regs
;
154 struct gen_perf_query_register_prog
*mux_regs
;
157 struct gen_perf_query_register_prog
*b_counter_regs
;
158 uint32_t n_b_counter_regs
;
161 struct gen_perf_config
{
162 struct gen_perf_query_info
*queries
;
165 /* Variables referenced in the XML meta data for OA performance
166 * counters, e.g in the normalization equations.
168 * All uint64_t for consistent operand types in generated code
171 uint64_t timestamp_frequency
; /** $GpuTimestampFrequency */
172 uint64_t n_eus
; /** $EuCoresTotalCount */
173 uint64_t n_eu_slices
; /** $EuSlicesTotalCount */
174 uint64_t n_eu_sub_slices
; /** $EuSubslicesTotalCount */
175 uint64_t eu_threads_count
; /** $EuThreadsCount */
176 uint64_t slice_mask
; /** $SliceMask */
177 uint64_t subslice_mask
; /** $SubsliceMask */
178 uint64_t gt_min_freq
; /** $GpuMinFrequency */
179 uint64_t gt_max_freq
; /** $GpuMaxFrequency */
180 uint64_t revision
; /** $SkuRevisionId */
183 /* OA metric sets, indexed by GUID, as know by Mesa at build time, to
184 * cross-reference with the GUIDs of configs advertised by the kernel at
187 struct hash_table
*oa_metrics_table
;
189 /* Location of the device's sysfs entry. */
190 char sysfs_dev_dir
[256];
194 gen_perf_query_counter_get_size(const struct gen_perf_query_counter
*counter
)
196 switch (counter
->data_type
) {
197 case GEN_PERF_COUNTER_DATA_TYPE_BOOL32
:
198 return sizeof(uint32_t);
199 case GEN_PERF_COUNTER_DATA_TYPE_UINT32
:
200 return sizeof(uint32_t);
201 case GEN_PERF_COUNTER_DATA_TYPE_UINT64
:
202 return sizeof(uint64_t);
203 case GEN_PERF_COUNTER_DATA_TYPE_FLOAT
:
204 return sizeof(float);
205 case GEN_PERF_COUNTER_DATA_TYPE_DOUBLE
:
206 return sizeof(double);
208 unreachable("invalid counter data type");
212 static inline struct gen_perf_query_info
*
213 gen_perf_query_append_query_info(struct gen_perf_config
*perf
, int max_counters
)
215 struct gen_perf_query_info
*query
;
217 perf
->queries
= reralloc(perf
, perf
->queries
,
218 struct gen_perf_query_info
,
220 query
= &perf
->queries
[perf
->n_queries
- 1];
221 memset(query
, 0, sizeof(*query
));
223 if (max_counters
> 0) {
224 query
->max_counters
= max_counters
;
226 rzalloc_array(perf
, struct gen_perf_query_counter
, max_counters
);
233 gen_perf_query_info_add_stat_reg(struct gen_perf_query_info
*query
,
236 uint32_t denominator
,
238 const char *description
)
240 struct gen_perf_query_counter
*counter
;
242 assert(query
->n_counters
< query
->max_counters
);
244 counter
= &query
->counters
[query
->n_counters
];
245 counter
->name
= name
;
246 counter
->desc
= description
;
247 counter
->type
= GEN_PERF_COUNTER_TYPE_RAW
;
248 counter
->data_type
= GEN_PERF_COUNTER_DATA_TYPE_UINT64
;
249 counter
->offset
= sizeof(uint64_t) * query
->n_counters
;
250 counter
->pipeline_stat
.reg
= reg
;
251 counter
->pipeline_stat
.numerator
= numerator
;
252 counter
->pipeline_stat
.denominator
= denominator
;
258 gen_perf_query_info_add_basic_stat_reg(struct gen_perf_query_info
*query
,
259 uint32_t reg
, const char *name
)
261 gen_perf_query_info_add_stat_reg(query
, reg
, 1, 1, name
, name
);
264 static inline struct gen_perf_config
*
265 gen_perf_new(void *ctx
)
267 struct gen_perf_config
*perf
= rzalloc(ctx
, struct gen_perf_config
);
271 bool gen_perf_load_oa_metrics(struct gen_perf_config
*perf
, int fd
,
272 const struct gen_device_info
*devinfo
);
273 bool gen_perf_load_metric_id(struct gen_perf_config
*perf
, const char *guid
,
274 uint64_t *metric_id
);
276 void gen_perf_query_result_read_frequencies(struct gen_perf_query_result
*result
,
277 const struct gen_device_info
*devinfo
,
278 const uint32_t *start
,
279 const uint32_t *end
);
280 void gen_perf_query_result_accumulate(struct gen_perf_query_result
*result
,
281 const struct gen_perf_query_info
*query
,
282 const uint32_t *start
,
283 const uint32_t *end
);
284 void gen_perf_query_result_clear(struct gen_perf_query_result
*result
);
287 #endif /* GEN_PERF_H */