From: John Harrison <John.C.Harrison@xxxxxxxxx>
It is useful to be able to see what seqnos have actually popped out of the
hardware when viewing the scheduler status.
Change-Id: Ie93e51c64328be2606b8b43440f6344d5f225426
For: VIZ-1587
Signed-off-by: John Harrison <John.C.Harrison@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_scheduler.c | 10 ++++++++++
drivers/gpu/drm/i915/i915_scheduler.h | 1 +
2 files changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c
index 2acc798..ebb9ab3 100644
--- a/drivers/gpu/drm/i915/i915_scheduler.c
+++ b/drivers/gpu/drm/i915/i915_scheduler.c
@@ -153,6 +153,7 @@ const char *i915_scheduler_flag_str(uint32_t flags)
TEST_FLAG(i915_sf_dump_force, "DumpForce|");
TEST_FLAG(i915_sf_dump_details, "DumpDetails|");
TEST_FLAG(i915_sf_dump_dependencies, "DumpDeps|");
+ TEST_FLAG(i915_sf_dump_seqno, "DumpSeqno|");
#undef TEST_FLAG
@@ -760,6 +761,7 @@ static int i915_scheduler_dump_all_locked(struct drm_device *dev, const char *ms
for_each_ring(ring, dev_priv, i) {
scheduler->flags[ring->id] |= i915_sf_dump_force |
i915_sf_dump_details |
+ i915_sf_dump_seqno |
i915_sf_dump_dependencies;
r = i915_scheduler_dump_locked(ring, msg);
if (ret == 0)
@@ -841,6 +843,14 @@ static int i915_scheduler_dump_locked(struct intel_engine_cs *ring, const char *
return 0;
}
+ if (scheduler->flags[ring->id] & i915_sf_dump_seqno) {
+ uint32_t seqno;
+
+ seqno = ring->get_seqno(ring, true);
+
+ DRM_DEBUG_DRIVER("<%s> Seqno = %d\n", ring->name, seqno);
+ }
+
if (scheduler->flags[ring->id] & i915_sf_dump_details) {
int i, deps;
uint32_t count, counts[i915_sqs_MAX];
diff --git a/drivers/gpu/drm/i915/i915_scheduler.h b/drivers/gpu/drm/i915/i915_scheduler.h
index ea70a3f..46d2503 100644
--- a/drivers/gpu/drm/i915/i915_scheduler.h
+++ b/drivers/gpu/drm/i915/i915_scheduler.h
@@ -132,6 +132,7 @@ enum {
i915_sf_dump_force = (1 << 8),
i915_sf_dump_details = (1 << 9),
i915_sf_dump_dependencies = (1 << 10),
+ i915_sf_dump_seqno = (1 << 11),
};
const char *i915_scheduler_flag_str(uint32_t flags);
--
1.9.1
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