Add trace point for GuC submit. Extended existing request trace points to include submit fence value,, guc_id, and ring tail value.
v2: Fix white space alignment in i915_request_add trace point v3: Delete dep_from , dep_to (Tvrtko)
Cc: John Harrison john.c.harrison@intel.com Signed-off-by: Matthew Brost matthew.brost@intel.com Reviewed-by: John Harrison John.C.Harrison@Intel.com --- .../gpu/drm/i915/gt/uc/intel_guc_submission.c | 3 +++ drivers/gpu/drm/i915/i915_trace.h | 23 +++++++++++++++---- 2 files changed, 22 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index de1ff58b2a37..ff613e1ed9c3 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -418,6 +418,7 @@ static int guc_dequeue_one_context(struct intel_guc *guc) guc->stalled_request = last; return false; } + trace_i915_request_guc_submit(last); }
guc->stalled_request = NULL; @@ -638,6 +639,8 @@ static int guc_bypass_tasklet_submit(struct intel_guc *guc, ret = guc_add_request(guc, rq); if (ret == -EBUSY) guc->stalled_request = rq; + else + trace_i915_request_guc_submit(rq);
return ret; } diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index 6778ad2a14a4..478f5427531d 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -794,30 +794,40 @@ DECLARE_EVENT_CLASS(i915_request, TP_STRUCT__entry( __field(u32, dev) __field(u64, ctx) + __field(u32, guc_id) __field(u16, class) __field(u16, instance) __field(u32, seqno) + __field(u32, tail) ),
TP_fast_assign( __entry->dev = rq->engine->i915->drm.primary->index; __entry->class = rq->engine->uabi_class; __entry->instance = rq->engine->uabi_instance; + __entry->guc_id = rq->context->guc_id; __entry->ctx = rq->fence.context; __entry->seqno = rq->fence.seqno; + __entry->tail = rq->tail; ),
- TP_printk("dev=%u, engine=%u:%u, ctx=%llu, seqno=%u", + TP_printk("dev=%u, engine=%u:%u, guc_id=%u, ctx=%llu, seqno=%u, tail=%u", __entry->dev, __entry->class, __entry->instance, - __entry->ctx, __entry->seqno) + __entry->guc_id, __entry->ctx, __entry->seqno, + __entry->tail) );
DEFINE_EVENT(i915_request, i915_request_add, - TP_PROTO(struct i915_request *rq), - TP_ARGS(rq) + TP_PROTO(struct i915_request *rq), + TP_ARGS(rq) );
#if defined(CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS) +DEFINE_EVENT(i915_request, i915_request_guc_submit, + TP_PROTO(struct i915_request *rq), + TP_ARGS(rq) +); + DEFINE_EVENT(i915_request, i915_request_submit, TP_PROTO(struct i915_request *rq), TP_ARGS(rq) @@ -887,6 +897,11 @@ TRACE_EVENT(i915_request_out,
#else #if !defined(TRACE_HEADER_MULTI_READ) +static inline void +trace_i915_request_guc_submit(struct i915_request *rq) +{ +} + static inline void trace_i915_request_submit(struct i915_request *rq) {