From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
This makes then visible to "perf list".
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_pmu.c | 89 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 89 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 4195d89b1c82..7ea84a191876 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -474,11 +474,100 @@ static int i915_pmu_event_event_idx(struct perf_event *event)
return 0;
}
+static ssize_t i915_pmu_format_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct dev_ext_attribute *eattr;
+
+ eattr = container_of(attr, struct dev_ext_attribute, attr);
+ return sprintf(buf, "%s\n", (char *) eattr->var);
+}
+
+#define I915_PMU_FORMAT_ATTR(_name, _config) \
+ (&((struct dev_ext_attribute[]) { \
+ { .attr = __ATTR(_name, S_IRUGO, i915_pmu_format_show, NULL), \
+ .var = (void *) _config, } \
+ })[0].attr.attr)
+
+static struct attribute *i915_pmu_format_attrs[] = {
+ I915_PMU_FORMAT_ATTR(i915_eventid, "config:0-42"),
+ NULL,
+};
+
+static const struct attribute_group i915_pmu_format_attr_group = {
+ .name = "format",
+ .attrs = i915_pmu_format_attrs,
+};
+
+static ssize_t i915_pmu_event_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct dev_ext_attribute *eattr;
+
+ eattr = container_of(attr, struct dev_ext_attribute, attr);
+ return sprintf(buf, "config=0x%lx\n", (unsigned long) eattr->var);
+}
+
+#define I915_PMU_EVENT_ATTR(_name, _config) \
+ (&((struct dev_ext_attribute[]) { \
+ { .attr = __ATTR(_name, S_IRUGO, i915_pmu_event_show, NULL), \
+ .var = (void *) _config, } \
+ })[0].attr.attr)
+
+static struct attribute *i915_pmu_events_attrs[] = {
+ I915_PMU_EVENT_ATTR(rcs-queued, I915_PMU_COUNT_RCS_QUEUED),
+ I915_PMU_EVENT_ATTR(rcs-busy, I915_PMU_COUNT_RCS_BUSY),
+ I915_PMU_EVENT_ATTR(rcs-wait, I915_PMU_COUNT_RCS_WAIT),
+ I915_PMU_EVENT_ATTR(rcs-sema, I915_PMU_COUNT_RCS_SEMA),
+
+ I915_PMU_EVENT_ATTR(bcs-queued, I915_PMU_COUNT_BCS_QUEUED),
+ I915_PMU_EVENT_ATTR(bcs-busy, I915_PMU_COUNT_BCS_BUSY),
+ I915_PMU_EVENT_ATTR(bcs-wait, I915_PMU_COUNT_BCS_WAIT),
+ I915_PMU_EVENT_ATTR(bcs-sema, I915_PMU_COUNT_BCS_SEMA),
+
+ I915_PMU_EVENT_ATTR(vcs-queued, I915_PMU_COUNT_VCS_QUEUED),
+ I915_PMU_EVENT_ATTR(vcs-busy, I915_PMU_COUNT_VCS_BUSY),
+ I915_PMU_EVENT_ATTR(vcs-wait, I915_PMU_COUNT_VCS_WAIT),
+ I915_PMU_EVENT_ATTR(vcs-sema, I915_PMU_COUNT_VCS_SEMA),
+
+ I915_PMU_EVENT_ATTR(vcs2-queued, I915_PMU_COUNT_VCS2_QUEUED),
+ I915_PMU_EVENT_ATTR(vcs2-busy, I915_PMU_COUNT_VCS2_BUSY),
+ I915_PMU_EVENT_ATTR(vcs2-wait, I915_PMU_COUNT_VCS2_WAIT),
+ I915_PMU_EVENT_ATTR(vcs2-sema, I915_PMU_COUNT_VCS2_SEMA),
+
+ I915_PMU_EVENT_ATTR(vecs-queued, I915_PMU_COUNT_VECS_QUEUED),
+ I915_PMU_EVENT_ATTR(vecs-busy, I915_PMU_COUNT_VECS_BUSY),
+ I915_PMU_EVENT_ATTR(vecs-wait, I915_PMU_COUNT_VECS_WAIT),
+ I915_PMU_EVENT_ATTR(vecs-sema, I915_PMU_COUNT_VECS_SEMA),
+
+ I915_PMU_EVENT_ATTR(actual-frequency, I915_PMU_ACTUAL_FREQUENCY),
+ I915_PMU_EVENT_ATTR(requested-frequency, I915_PMU_REQUESTED_FREQUENCY),
+ I915_PMU_EVENT_ATTR(energy, I915_PMU_ENERGY),
+ I915_PMU_EVENT_ATTR(interrupts, I915_PMU_INTERRUPTS),
+ I915_PMU_EVENT_ATTR(rc6-residency, I915_PMU_RC6_RESIDENCY),
+ I915_PMU_EVENT_ATTR(rc6p-residency, I915_PMU_RC6p_RESIDENCY),
+ I915_PMU_EVENT_ATTR(rc6pp-residency, I915_PMU_RC6pp_RESIDENCY),
+
+ NULL,
+};
+
+static const struct attribute_group i915_pmu_events_attr_group = {
+ .name = "events",
+ .attrs = i915_pmu_events_attrs,
+};
+
+static const struct attribute_group *i915_pmu_attr_groups[] = {
+ &i915_pmu_format_attr_group,
+ &i915_pmu_events_attr_group,
+ NULL
+};
+
void i915_pmu_register(struct drm_i915_private *i915)
{
if (INTEL_GEN(i915) <= 2)
return;
+ i915->pmu.base.attr_groups = i915_pmu_attr_groups;
i915->pmu.base.task_ctx_nr = perf_sw_context;
i915->pmu.base.event_init = i915_pmu_event_init;
i915->pmu.base.add = i915_pmu_event_add;
--
2.9.4
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