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| author | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2017-02-21 11:03:00 +0000 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2017-02-21 13:18:25 +0000 |
| commit | d7d96833f277827871f9103def3552fec79cf012 (patch) | |
| tree | d53b7e37cf9ec6e33d1d0e9191bf2c81d36e2630 /drivers/gpu/drm/i915/i915_trace.h | |
| parent | dffabc8f4ee3fce98821bc212bf3c5e31247e2b9 (diff) | |
| download | op-kernel-dev-d7d96833f277827871f9103def3552fec79cf012.zip op-kernel-dev-d7d96833f277827871f9103def3552fec79cf012.tar.gz | |
drm/i915/tracepoints: Add backend level request in and out tracepoints
Two new tracepoints placed at the call sites where requests are
actually passed to the GPU enable userspace to track engine
utilisation.
These tracepoints are only enabled when the
DRM_I915_LOW_LEVEL_TRACEPOINTS Kconfig option is enabled.
v2: Fix compilation with !CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS.
v3: Name global seqno consistently across tracepoints.
v4: Remove port info from request out tracepoint. (Chris Wilson)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_trace.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_trace.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index ca2faca..0a5f27b 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -487,6 +487,45 @@ DEFINE_EVENT(i915_gem_request, i915_gem_request_execute, TP_PROTO(struct drm_i915_gem_request *req), TP_ARGS(req) ); + +DECLARE_EVENT_CLASS(i915_gem_request_hw, + TP_PROTO(struct drm_i915_gem_request *req, + unsigned int port), + TP_ARGS(req, port), + + TP_STRUCT__entry( + __field(u32, dev) + __field(u32, ring) + __field(u32, seqno) + __field(u32, global_seqno) + __field(u32, ctx) + __field(u32, port) + ), + + TP_fast_assign( + __entry->dev = req->i915->drm.primary->index; + __entry->ring = req->engine->id; + __entry->ctx = req->ctx->hw_id; + __entry->seqno = req->fence.seqno; + __entry->global_seqno = req->global_seqno; + __entry->port = port; + ), + + TP_printk("dev=%u, ring=%u, ctx=%u, seqno=%u, global=%u, port=%u", + __entry->dev, __entry->ring, __entry->ctx, + __entry->seqno, __entry->global_seqno, + __entry->port) +); + +DEFINE_EVENT(i915_gem_request_hw, i915_gem_request_in, + TP_PROTO(struct drm_i915_gem_request *req, unsigned int port), + TP_ARGS(req, port) +); + +DEFINE_EVENT(i915_gem_request, i915_gem_request_out, + TP_PROTO(struct drm_i915_gem_request *req), + TP_ARGS(req) +); #else #if !defined(TRACE_HEADER_MULTI_READ) static inline void @@ -498,6 +537,16 @@ static inline void trace_i915_gem_request_execute(struct drm_i915_gem_request *req) { } + +static inline void +trace_i915_gem_request_in(struct drm_i915_gem_request *req, unsigned int port) +{ +} + +static inline void +trace_i915_gem_request_out(struct drm_i915_gem_request *req) +{ +} #endif #endif |
