Lines Matching defs:perfmon

20 void vc4_perfmon_get(struct vc4_perfmon *perfmon)
24 	if (!perfmon)
27 	vc4 = perfmon->dev;
31 	refcount_inc(&perfmon->refcnt);
34 void vc4_perfmon_put(struct vc4_perfmon *perfmon)
38 	if (!perfmon)
41 	vc4 = perfmon->dev;
45 	if (refcount_dec_and_test(&perfmon->refcnt))
46 		kfree(perfmon);
49 void vc4_perfmon_start(struct vc4_dev *vc4, struct vc4_perfmon *perfmon)
57 	if (WARN_ON_ONCE(!perfmon || vc4->active_perfmon))
60 	for (i = 0; i < perfmon->ncounters; i++)
61 		V3D_WRITE(V3D_PCTRS(i), perfmon->events[i]);
63 	mask = GENMASK(perfmon->ncounters - 1, 0);
66 	vc4->active_perfmon = perfmon;
69 void vc4_perfmon_stop(struct vc4_dev *vc4, struct vc4_perfmon *perfmon,
78 			 perfmon != vc4->active_perfmon))
82 		for (i = 0; i < perfmon->ncounters; i++)
83 			perfmon->counters[i] += V3D_READ(V3D_PCTR(i));
93 	struct vc4_perfmon *perfmon;
98 	mutex_lock(&vc4file->perfmon.lock);
99 	perfmon = idr_find(&vc4file->perfmon.idr, id);
100 	vc4_perfmon_get(perfmon);
101 	mutex_unlock(&vc4file->perfmon.lock);
103 	return perfmon;
113 	mutex_init(&vc4file->perfmon.lock);
114 	idr_init_base(&vc4file->perfmon.idr, VC4_PERFMONID_MIN);
120 	struct vc4_perfmon *perfmon = elem;
123 	/* If the active perfmon is being destroyed, stop it first */
124 	if (perfmon == vc4->active_perfmon)
125 		vc4_perfmon_stop(vc4, perfmon, false);
127 	vc4_perfmon_put(perfmon);
139 	mutex_lock(&vc4file->perfmon.lock);
140 	idr_for_each(&vc4file->perfmon.idr, vc4_perfmon_idr_del, vc4);
141 	idr_destroy(&vc4file->perfmon.idr);
142 	mutex_unlock(&vc4file->perfmon.lock);
143 	mutex_destroy(&vc4file->perfmon.lock);
152 	struct vc4_perfmon *perfmon;
160 		DRM_DEBUG("Creating perfmon no VC4 V3D probed\n");
175 	perfmon = kzalloc(struct_size(perfmon, counters, req->ncounters),
177 	if (!perfmon)
179 	perfmon->dev = vc4;
182 		perfmon->events[i] = req->events[i];
184 	perfmon->ncounters = req->ncounters;
186 	refcount_set(&perfmon->refcnt, 1);
188 	mutex_lock(&vc4file->perfmon.lock);
189 	ret = idr_alloc(&vc4file->perfmon.idr, perfmon, VC4_PERFMONID_MIN,
191 	mutex_unlock(&vc4file->perfmon.lock);
194 		kfree(perfmon);
208 	struct vc4_perfmon *perfmon;
214 		DRM_DEBUG("Destroying perfmon no VC4 V3D probed\n");
218 	mutex_lock(&vc4file->perfmon.lock);
219 	perfmon = idr_remove(&vc4file->perfmon.idr, req->id);
220 	mutex_unlock(&vc4file->perfmon.lock);
222 	if (!perfmon)
225 	vc4_perfmon_put(perfmon);
235 	struct vc4_perfmon *perfmon;
242 		DRM_DEBUG("Getting perfmon no VC4 V3D probed\n");
246 	perfmon = vc4_perfmon_find(vc4file, req->id);
247 	if (!perfmon)
250 	if (copy_to_user(u64_to_user_ptr(req->values_ptr), perfmon->counters,
251 			 perfmon->ncounters * sizeof(u64)))
256 	vc4_perfmon_put(perfmon);