[Intel-gfx] [PATCH 34/39] drm/i915: Rename intel_context.active to .inflight

[Chris Wilson]

Rename the engine this HW context is currently active upon (that we are
flying upon) to disambiguate between the mixture of different active
terms (and prevent conflict in future patches).

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/intel_context_types.h |  2 +-
 drivers/gpu/drm/i915/intel_lrc.c           | 22 +++++++++++-----------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_context_types.h b/drivers/gpu/drm/i915/intel_context_types.h
index 624729a35875..f86f4ae8724c 100644
--- a/drivers/gpu/drm/i915/intel_context_types.h
+++ b/drivers/gpu/drm/i915/intel_context_types.h
@@ -42,7 +42,7 @@ struct intel_context {
 
 	struct i915_gem_context *gem_context;
 	struct intel_engine_cs *engine;
-	struct intel_engine_cs *active;
+	struct intel_engine_cs *inflight;
 
 	struct list_head active_link;
 	struct list_head signal_link;
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index b9417d031743..f4d98f8530a5 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -457,7 +457,7 @@ __unwind_incomplete_requests(struct intel_engine_cs *engine)
 		__i915_request_unsubmit(rq);
 		unwind_wa_tail(rq);
 
-		GEM_BUG_ON(rq->hw_context->active);
+		GEM_BUG_ON(rq->hw_context->inflight);
 
 		/*
 		 * Push the request back into the queue for later resubmission.
@@ -553,17 +553,17 @@ execlists_user_end(struct intel_engine_execlists *execlists)
 static inline void
 execlists_context_schedule_in(struct i915_request *rq)
 {
-	GEM_BUG_ON(rq->hw_context->active);
+	GEM_BUG_ON(rq->hw_context->inflight);
 
 	execlists_context_status_change(rq, INTEL_CONTEXT_SCHEDULE_IN);
 	intel_engine_context_in(rq->engine);
-	rq->hw_context->active = rq->engine;
+	rq->hw_context->inflight = rq->engine;
 }
 
 static inline void
 execlists_context_schedule_out(struct i915_request *rq, unsigned long status)
 {
-	rq->hw_context->active = NULL;
+	rq->hw_context->inflight = NULL;
 	intel_engine_context_out(rq->engine);
 	execlists_context_status_change(rq, status);
 	trace_i915_request_out(rq);
@@ -824,7 +824,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
 		struct virtual_engine *ve =
 			rb_entry(rb, typeof(*ve), nodes[engine->id].rb);
 		struct i915_request *rq = READ_ONCE(ve->request);
-		struct intel_engine_cs *active;
+		struct intel_engine_cs *inflight;
 
 		if (!rq) { /* lazily cleanup after another engine handled rq */
 			rb_erase_cached(rb, &execlists->virtual);
@@ -842,8 +842,8 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
 		 * we reuse the register offsets). This is a very small
 		 * hystersis on the greedy seelction algorithm.
 		 */
-		active = READ_ONCE(ve->context.active);
-		if (active && active != engine) {
+		inflight = READ_ONCE(ve->context.inflight);
+		if (inflight && inflight != engine) {
 			rb = rb_next(rb);
 			continue;
 		}
@@ -947,7 +947,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
 				u32 *regs = ve->context.lrc_reg_state;
 				unsigned int n;
 
-				GEM_BUG_ON(READ_ONCE(ve->context.active));
+				GEM_BUG_ON(READ_ONCE(ve->context.inflight));
 				virtual_update_register_offsets(regs, engine);
 
 				/*
@@ -1519,7 +1519,7 @@ static void execlists_context_unpin(struct intel_context *ce)
 	 * had the chance to run yet; let it run before we teardown the
 	 * reference it may use.
 	 */
-	engine = READ_ONCE(ce->active);
+	engine = READ_ONCE(ce->inflight);
 	if (unlikely(engine)) {
 		unsigned long flags;
 
@@ -1527,7 +1527,7 @@ static void execlists_context_unpin(struct intel_context *ce)
 		process_csb(engine);
 		spin_unlock_irqrestore(&engine->timeline.lock, flags);
 
-		GEM_BUG_ON(READ_ONCE(ce->active));
+		GEM_BUG_ON(READ_ONCE(ce->inflight));
 	}
 
 	i915_gem_context_unpin_hw_id(ce->gem_context);
@@ -3168,7 +3168,7 @@ static void virtual_context_destroy(struct kref *kref)
 	unsigned int n;
 
 	GEM_BUG_ON(ve->request);
-	GEM_BUG_ON(ve->context.active);
+	GEM_BUG_ON(ve->context.inflight);
 
 	for (n = 0; n < ve->count; n++) {
 		struct intel_engine_cs *sibling = ve->siblings[n];
-- 
2.20.1