diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/performance_monitor.c | 487 |
1 files changed, 441 insertions, 46 deletions
diff --git a/src/mesa/main/performance_monitor.c b/src/mesa/main/performance_monitor.c index 597f633f6f9..21b9423e003 100644 --- a/src/mesa/main/performance_monitor.c +++ b/src/mesa/main/performance_monitor.c @@ -137,6 +137,46 @@ get_counter(const struct gl_perf_monitor_group *group_obj, GLuint id) return &group_obj->Counters[id]; } +/* For INTEL_performance_query, query id 0 is reserved to be invalid. We use + * index to Groups array + 1 as the query id. Same applies to counter id. + */ +static inline GLuint +queryid_to_index(GLuint queryid) +{ + return queryid - 1; +} + +static inline GLuint +index_to_queryid(GLuint index) +{ + return index + 1; +} + +static inline bool +queryid_valid(const struct gl_context *ctx, GLuint queryid) +{ + return get_group(ctx, queryid_to_index(queryid)) != NULL; +} + +static inline GLuint +counterid_to_index(GLuint counterid) +{ + return counterid - 1; +} + +static inline GLuint +index_to_counterid(GLuint index) +{ + return index + 1; +} + +static inline bool +counterid_valid(const struct gl_perf_monitor_group *group_obj, + GLuint counterid) +{ + return get_counter(group_obj, counterid_to_index(counterid)) != NULL; +} + /*****************************************************************************/ void GLAPIENTRY @@ -644,6 +684,7 @@ extern void GLAPIENTRY _mesa_GetFirstPerfQueryIdINTEL(GLuint *queryId) { GET_CURRENT_CONTEXT(ctx); + unsigned numGroups; /* The GL_INTEL_performance_query spec says: * @@ -655,16 +696,22 @@ _mesa_GetFirstPerfQueryIdINTEL(GLuint *queryId) return; } + numGroups = ctx->PerfMonitor.NumGroups; + /* The GL_INTEL_performance_query spec says: * * "If the given hardware platform doesn't support any performance * queries, then the value of 0 is returned and INVALID_OPERATION error * is raised." */ + if (numGroups == 0) { + *queryId = 0; + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetFirstPerfQueryIdINTEL(no queries supported)"); + return; + } - *queryId = 0; - _mesa_error(ctx, GL_INVALID_OPERATION, - "glGetFirstPerfQueryIdINTEL(no queries supported)"); + *queryId = index_to_queryid(0); } extern void GLAPIENTRY @@ -674,40 +721,66 @@ _mesa_GetNextPerfQueryIdINTEL(GLuint queryId, GLuint *nextQueryId) /* The GL_INTEL_performance_query spec says: * - * "If nextQueryId pointer is equal to 0, an INVALID_VALUE error is - * generated." + * "The result is passed in location pointed by nextQueryId. If query + * identified by queryId is the last query available the value of 0 is + * returned. If the specified performance query identifier is invalid + * then INVALID_VALUE error is generated. If nextQueryId pointer is + * equal to 0, an INVALID_VALUE error is generated. Whenever error is + * generated, the value of 0 is returned." */ + if (!nextQueryId) { _mesa_error(ctx, GL_INVALID_VALUE, "glGetNextPerfQueryIdINTEL(nextQueryId == NULL)"); return; } - /* The GL_INTEL_performance_query spec says: - * - * "If the specified performance query identifier is invalid then - * INVALID_VALUE error is generated. Whenever error is generated, the - * value of 0 is returned." - * - * No queries are supported, so all queries are invalid. - */ - *nextQueryId = 0; - _mesa_error(ctx, GL_INVALID_VALUE, - "glGetNextPerfQueryIdINTEL(invalid query)"); + if (!queryid_valid(ctx, queryId)) { + *nextQueryId = 0; + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetNextPerfQueryIdINTEL(invalid query)"); + return; + } + + ++queryId; + + if (!queryid_valid(ctx, queryId)) { + *nextQueryId = 0; + } else { + *nextQueryId = queryId; + } } extern void GLAPIENTRY _mesa_GetPerfQueryIdByNameINTEL(char *queryName, GLuint *queryId) { GET_CURRENT_CONTEXT(ctx); + unsigned i; /* The GL_INTEL_performance_query spec says: * * "If queryName does not reference a valid query name, an INVALID_VALUE * error is generated." - * - * No queries are supported, so all query names are invalid. */ + if (!queryName) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetPerfQueryIdByNameINTEL(queryName == NULL)"); + return; + } + + /* The specification does not state that this produces an error. */ + if (!queryId) { + _mesa_warning(ctx, "glGetPerfQueryIdByNameINTEL(queryId == NULL)"); + return; + } + + for (i = 0; i < ctx->PerfMonitor.NumGroups; ++i) { + const struct gl_perf_monitor_group *group_obj = get_group(ctx, i); + if (strcmp(group_obj->Name, queryName) == 0) { + *queryId = index_to_queryid(i); + return; + } + } _mesa_error(ctx, GL_INVALID_VALUE, "glGetPerfQueryIdByNameINTEL(invalid query name)"); @@ -721,17 +794,69 @@ _mesa_GetPerfQueryInfoINTEL(GLuint queryId, GLuint *capsMask) { GET_CURRENT_CONTEXT(ctx); + unsigned i; + + const struct gl_perf_monitor_group *group_obj = + get_group(ctx, queryid_to_index(queryId)); + + if (group_obj == NULL) { + /* The GL_INTEL_performance_query spec says: + * + * "If queryId does not reference a valid query type, an + * INVALID_VALUE error is generated." + */ + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetPerfQueryInfoINTEL(invalid query)"); + return; + } + + if (queryName) { + strncpy(queryName, group_obj->Name, queryNameLength); + + /* No specification given about whether the string needs to be + * zero-terminated. Zero-terminate the string always as we don't + * otherwise communicate the length of the returned string. + */ + if (queryNameLength > 0) { + queryName[queryNameLength - 1] = '\0'; + } + } + + if (dataSize) { + unsigned size = 0; + for (i = 0; i < group_obj->NumCounters; ++i) { + /* What we get from the driver is group id (uint32_t) + counter id + * (uint32_t) + value. + */ + size += 2 * sizeof(uint32_t) + _mesa_perf_monitor_counter_size(&group_obj->Counters[i]); + } + *dataSize = size; + } + + if (noCounters) { + *noCounters = group_obj->NumCounters; + } /* The GL_INTEL_performance_query spec says: * - * "If queryId does not reference a valid query type, an INVALID_VALUE - * error is generated." + * "-- the actual number of already created query instances in + * maxInstances location" * - * No queries are supported, so all queries are invalid. + * 1) Typo in the specification, should be noActiveInstances. + * 2) Another typo in the specification, maxInstances parameter is not listed + * in the declaration of this function in the list of new functions. */ + if (noActiveInstances) { + *noActiveInstances = _mesa_HashNumEntries(ctx->PerfMonitor.Monitors); + } - _mesa_error(ctx, GL_INVALID_VALUE, - "glGetPerfQueryInfoINTEL(invalid query)"); + if (capsMask) { + /* TODO: This information not yet available in the monitor structs. For + * now, we hardcode SINGLE_CONTEXT, since that's what the implementation + * currently tries very hard to do. + */ + *capsMask = GL_PERFQUERY_SINGLE_CONTEXT_INTEL; + } } extern void GLAPIENTRY @@ -743,73 +868,281 @@ _mesa_GetPerfCounterInfoINTEL(GLuint queryId, GLuint counterId, { GET_CURRENT_CONTEXT(ctx); + const struct gl_perf_monitor_group *group_obj; + const struct gl_perf_monitor_counter *counter_obj; + unsigned counterIndex; + unsigned i; + + group_obj = get_group(ctx, queryid_to_index(queryId)); + /* The GL_INTEL_performance_query spec says: * * "If the pair of queryId and counterId does not reference a valid * counter, an INVALID_VALUE error is generated." - * - * No queries are supported, so all queries are invalid. */ + if (group_obj == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetPerfCounterInfoINTEL(invalid queryId)"); + return; + } - _mesa_error(ctx, GL_INVALID_VALUE, - "glGetPerfCounterInfoINTEL(invalid counterId)"); + counterIndex = counterid_to_index(counterId); + counter_obj = get_counter(group_obj, counterIndex); + + if (counter_obj == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetPerfCounterInfoINTEL(invalid counterId)"); + return; + } + + if (counterName) { + strncpy(counterName, counter_obj->Name, counterNameLength); + + /* No specification given about whether the string needs to be + * zero-terminated. Zero-terminate the string always as we don't + * otherwise communicate the length of the returned string. + */ + if (counterNameLength > 0) { + counterName[counterNameLength - 1] = '\0'; + } + } + + if (counterDesc) { + /* TODO: No separate description text at the moment. We pass the name + * again for the moment. + */ + strncpy(counterDesc, counter_obj->Name, counterDescLength); + + /* No specification given about whether the string needs to be + * zero-terminated. Zero-terminate the string always as we don't + * otherwise communicate the length of the returned string. + */ + if (counterDescLength > 0) { + counterDesc[counterDescLength - 1] = '\0'; + } + } + + if (counterOffset) { + unsigned offset = 0; + for (i = 0; i < counterIndex; ++i) { + /* What we get from the driver is group id (uint32_t) + counter id + * (uint32_t) + value. + */ + offset += 2 * sizeof(uint32_t) + _mesa_perf_monitor_counter_size(&group_obj->Counters[i]); + } + *counterOffset = 2 * sizeof(uint32_t) + offset; + } + + if (counterDataSize) { + *counterDataSize = _mesa_perf_monitor_counter_size(counter_obj); + } + + if (counterTypeEnum) { + /* TODO: Different counter types (semantic type, not data type) not + * supported as of yet. + */ + *counterTypeEnum = GL_PERFQUERY_COUNTER_RAW_INTEL; + } + + if (counterDataTypeEnum) { + switch (counter_obj->Type) { + case GL_FLOAT: + case GL_PERCENTAGE_AMD: + *counterDataTypeEnum = GL_PERFQUERY_COUNTER_DATA_FLOAT_INTEL; + break; + case GL_UNSIGNED_INT: + *counterDataTypeEnum = GL_PERFQUERY_COUNTER_DATA_UINT32_INTEL; + break; + case GL_UNSIGNED_INT64_AMD: + *counterDataTypeEnum = GL_PERFQUERY_COUNTER_DATA_UINT64_INTEL; + break; + default: + assert(!"Should not get here: invalid counter type"); + return; + } + } + + if (rawCounterMaxValue) { + /* This value is (implicitly) specified to be used only with + * GL_PERFQUERY_COUNTER_RAW_INTEL counters. When semantic types for + * counters are added, that needs to be checked. + */ + + /* The GL_INTEL_performance_query spec says: + * + * "for some raw counters for which the maximal value is + * deterministic, the maximal value of the counter in 1 second is + * returned in the location pointed by rawCounterMaxValue, otherwise, + * the location is written with the value of 0." + * + * The maximum value reported by the driver at the moment is not with + * these semantics, so write 0 always to be safe. + */ + *rawCounterMaxValue = 0; + } } extern void GLAPIENTRY _mesa_CreatePerfQueryINTEL(GLuint queryId, GLuint *queryHandle) { GET_CURRENT_CONTEXT(ctx); + GLuint first; + GLuint group; + const struct gl_perf_monitor_group *group_obj; + struct gl_perf_monitor_object *m; + unsigned i; + + /* This is not specified in the extension, but is the only sane thing to + * do. + */ + if (queryHandle == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glCreatePerfQueryINTEL(queryHandle == NULL)"); + return; + } + + group = queryid_to_index(queryId); + group_obj = get_group(ctx, group); /* The GL_INTEL_performance_query spec says: * * "If queryId does not reference a valid query type, an INVALID_VALUE * error is generated." - * - * No queries are supported, so all queries are invalid. */ + if (group_obj == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glCreatePerfQueryINTEL(invalid queryId)"); + return; + } - _mesa_error(ctx, GL_INVALID_VALUE, - "glCreatePerfQueryINTEL(invalid queryId)"); + /* The query object created here is the counterpart of a `monitor' in + * AMD_performance_monitor. This call is equivalent to calling + * GenPerfMonitorsAMD and SelectPerfMonitorCountersAMD with a list of all + * counters in a group. + */ + + /* We keep the monitor ids contiguous */ + first = _mesa_HashFindFreeKeyBlock(ctx->PerfMonitor.Monitors, 1); + if (!first) { + /* The GL_INTEL_performance_query spec says: + * + * "If the query instance cannot be created due to exceeding the + * number of allowed instances or driver fails query creation due to + * an insufficient memory reason, an OUT_OF_MEMORY error is + * generated, and the location pointed by queryHandle returns NULL." + */ + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCreatePerfQueryINTEL"); + return; + } + + m = new_performance_monitor(ctx, first); + _mesa_HashInsert(ctx->PerfMonitor.Monitors, first, m); + *queryHandle = first; + + ctx->Driver.ResetPerfMonitor(ctx, m); + + for (i = 0; i < group_obj->NumCounters; ++i) { + ++m->ActiveGroups[group]; + /* Counters are a continuous range of integers, 0 to NumCounters (excl), + * so i is the counter value to use here. + */ + BITSET_SET(m->ActiveCounters[group], i); + } } extern void GLAPIENTRY _mesa_DeletePerfQueryINTEL(GLuint queryHandle) { GET_CURRENT_CONTEXT(ctx); + struct gl_perf_monitor_object *m; + + /* The queryHandle is the counterpart to AMD_performance_monitor's monitor + * id. + */ + m = lookup_monitor(ctx, queryHandle); /* The GL_INTEL_performance_query spec says: * * "If a query handle doesn't reference a previously created performance * query instance, an INVALID_VALUE error is generated." - * - * No queries are supported, so all queries are invalid. */ + if (m == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glDeletePerfQueryINTEL(invalid queryHandle)"); + return; + } - _mesa_error(ctx, GL_INVALID_VALUE, - "glDeletePerfQueryINTEL(invalid queryHandle)"); + /* Let the driver stop the monitor if it's active. */ + if (m->Active) { + ctx->Driver.ResetPerfMonitor(ctx, m); + m->Ended = false; + } + + _mesa_HashRemove(ctx->PerfMonitor.Monitors, queryHandle); + ralloc_free(m->ActiveGroups); + ralloc_free(m->ActiveCounters); + ctx->Driver.DeletePerfMonitor(ctx, m); } extern void GLAPIENTRY _mesa_BeginPerfQueryINTEL(GLuint queryHandle) { GET_CURRENT_CONTEXT(ctx); + struct gl_perf_monitor_object *m; + + /* The queryHandle is the counterpart to AMD_performance_monitor's monitor + * id. + */ + + m = lookup_monitor(ctx, queryHandle); /* The GL_INTEL_performance_query spec says: * * "If a query handle doesn't reference a previously created performance * query instance, an INVALID_VALUE error is generated." + */ + if (m == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glBeginPerfQueryINTEL(invalid queryHandle)"); + return; + } + + /* The GL_INTEL_performance_query spec says: * - * No queries are supported, so all queries are invalid. + * "Note that some query types, they cannot be collected in the same + * time. Therefore calls of BeginPerfQueryINTEL() cannot be nested if + * they refer to queries of such different types. In such case + * INVALID_OPERATION error is generated." + * + * We also generate an INVALID_OPERATION error if the driver can't begin + * monitoring for its own reasons, and for nesting the same query. */ + if (m->Active) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glBeginPerfQueryINTEL(already active)"); + return; + } - _mesa_error(ctx, GL_INVALID_VALUE, - "glBeginPerfQueryINTEL(invalid queryHandle)"); + if (ctx->Driver.BeginPerfMonitor(ctx, m)) { + m->Active = true; + m->Ended = false; + } else { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glBeginPerfQueryINTEL(driver unable to begin monitoring)"); + } } extern void GLAPIENTRY _mesa_EndPerfQueryINTEL(GLuint queryHandle) { GET_CURRENT_CONTEXT(ctx); + struct gl_perf_monitor_object *m; + + /* The queryHandle is the counterpart to AMD_performance_monitor's monitor + * id. + */ + + m = lookup_monitor(ctx, queryHandle); /* The GL_INTEL_performance_query spec says: * @@ -818,13 +1151,24 @@ _mesa_EndPerfQueryINTEL(GLuint queryHandle) * * The specification doesn't state that an invalid handle would be an * INVALID_VALUE error. Regardless, query for such a handle will not be - * started, so we generate an INVALID_OPERATION in that case. - * - * No queries are supported, so all handles are invalid. + * started, so we generate an INVALID_OPERATION in that case too. */ + if (m == NULL) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glEndPerfQueryINTEL(invalid queryHandle)"); + return; + } - _mesa_error(ctx, GL_INVALID_OPERATION, - "glEndPerfQueryINTEL(query not started)"); + if (!m->Active) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glEndPerfQueryINTEL(not active)"); + return; + } + + ctx->Driver.EndPerfMonitor(ctx, m); + + m->Active = false; + m->Ended = true; } extern void GLAPIENTRY @@ -832,6 +1176,8 @@ _mesa_GetPerfQueryDataINTEL(GLuint queryHandle, GLuint flags, GLsizei dataSize, void *data, GLuint *bytesWritten) { GET_CURRENT_CONTEXT(ctx); + struct gl_perf_monitor_object *m; + bool result_available; /* The GL_INTEL_performance_query spec says: * @@ -844,6 +1190,12 @@ _mesa_GetPerfQueryDataINTEL(GLuint queryHandle, GLuint flags, return; } + /* The queryHandle is the counterpart to AMD_performance_monitor's monitor + * id. + */ + + m = lookup_monitor(ctx, queryHandle); + /* The specification doesn't state that an invalid handle generates an * error. We could interpret that to mean the case should be handled as * "measurement not ready for this query", but what should be done if @@ -851,10 +1203,53 @@ _mesa_GetPerfQueryDataINTEL(GLuint queryHandle, GLuint flags, * * To resolve this, we just generate an INVALID_VALUE from an invalid query * handle. + */ + if (m == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetPerfQueryDataINTEL(invalid queryHandle)"); + return; + } + + /* We need at least enough room for a single value. */ + if (dataSize < sizeof(GLuint)) { + *bytesWritten = 0; + return; + } + + /* The GL_INTEL_performance_query spec says: * - * No queries are supported, so all handles are invalid. + * "The call may end without returning any data if they are not ready + * for reading as the measurement session is still pending (the + * EndPerfQueryINTEL() command processing is not finished by + * hardware). In this case location pointed by the bytesWritten + * parameter will be set to 0." + * + * If EndPerfQueryINTEL() is not called at all, we follow this. */ + if (!m->Ended) { + *bytesWritten = 0; + return; + } - _mesa_error(ctx, GL_INVALID_VALUE, - "glGetPerfQueryDataINTEL(invalid queryHandle)"); + result_available = ctx->Driver.IsPerfMonitorResultAvailable(ctx, m); + + if (!result_available) { + if (flags == GL_PERFQUERY_FLUSH_INTEL) { + ctx->Driver.Flush(ctx); + } else if (flags == GL_PERFQUERY_WAIT_INTEL) { + /* Assume Finish() is both enough and not too much to wait for + * results. If results are still not available after Finish(), the + * later code automatically bails out with 0 for bytesWritten. + */ + ctx->Driver.Finish(ctx); + result_available = + ctx->Driver.IsPerfMonitorResultAvailable(ctx, m); + } + } + + if (result_available) { + ctx->Driver.GetPerfMonitorResult(ctx, m, dataSize, data, (GLint*)bytesWritten); + } else { + *bytesWritten = 0; + } } |