If we place a pointer to the engine specific intel_context_ops in the engine itself, we can assign the ops pointer on initialising the context, and then rely on it being set. This simplifies the code in later patches.
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk> --- drivers/gpu/drm/i915/i915_gem_context.c | 1 + drivers/gpu/drm/i915/intel_engine_types.h | 1 + drivers/gpu/drm/i915/intel_lrc.c | 13 ++++++------ drivers/gpu/drm/i915/intel_ringbuffer.c | 22 +++++++++----------- drivers/gpu/drm/i915/selftests/mock_engine.c | 13 ++++++------ 5 files changed, 24 insertions(+), 26 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 8037d0efbb4a..bc89d01d338d 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -379,6 +379,7 @@ intel_context_init(struct intel_context *ce, { ce->gem_context = ctx; ce->engine = engine; + ce->ops = engine->cops; INIT_LIST_HEAD(&ce->signal_link); INIT_LIST_HEAD(&ce->signals); diff --git a/drivers/gpu/drm/i915/intel_engine_types.h b/drivers/gpu/drm/i915/intel_engine_types.h index f7ceda334169..4d2c0ba58e6e 100644 --- a/drivers/gpu/drm/i915/intel_engine_types.h +++ b/drivers/gpu/drm/i915/intel_engine_types.h @@ -351,6 +351,7 @@ struct intel_engine_cs { void (*set_default_submission)(struct intel_engine_cs *engine); + const struct intel_context_ops *cops; struct intel_context *(*context_pin)(struct intel_engine_cs *engine, struct i915_gem_context *ctx); diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 0bd837b64ade..31cc4a82b928 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1386,11 +1386,6 @@ __execlists_context_pin(struct intel_engine_cs *engine, return ERR_PTR(ret); } -static const struct intel_context_ops execlists_context_ops = { - .unpin = execlists_context_unpin, - .destroy = execlists_context_destroy, -}; - static struct intel_context * execlists_context_pin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) @@ -1404,11 +1399,14 @@ execlists_context_pin(struct intel_engine_cs *engine, return ce; GEM_BUG_ON(!ce->pin_count); /* no overflow please! */ - ce->ops = &execlists_context_ops; - return __execlists_context_pin(engine, ctx, ce); } +static const struct intel_context_ops execlists_context_ops = { + .unpin = execlists_context_unpin, + .destroy = execlists_context_destroy, +}; + static int gen8_emit_init_breadcrumb(struct i915_request *rq) { u32 *cs; @@ -2352,6 +2350,7 @@ logical_ring_default_vfuncs(struct intel_engine_cs *engine) engine->reset.reset = execlists_reset; engine->reset.finish = execlists_reset_finish; + engine->cops = &execlists_context_ops; engine->context_pin = execlists_context_pin; engine->request_alloc = execlists_request_alloc; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 82f33ff94dc8..78e3c03aab4e 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1349,7 +1349,7 @@ intel_ring_free(struct intel_ring *ring) kfree(ring); } -static void intel_ring_context_destroy(struct intel_context *ce) +static void ring_context_destroy(struct intel_context *ce) { GEM_BUG_ON(ce->pin_count); @@ -1426,7 +1426,7 @@ static void __context_unpin(struct intel_context *ce) i915_vma_unpin(vma); } -static void intel_ring_context_unpin(struct intel_context *ce) +static void ring_context_unpin(struct intel_context *ce) { __context_unpin_ppgtt(ce->gem_context); __context_unpin(ce); @@ -1549,14 +1549,8 @@ __ring_context_pin(struct intel_engine_cs *engine, return ERR_PTR(err); } -static const struct intel_context_ops ring_context_ops = { - .unpin = intel_ring_context_unpin, - .destroy = intel_ring_context_destroy, -}; - static struct intel_context * -intel_ring_context_pin(struct intel_engine_cs *engine, - struct i915_gem_context *ctx) +ring_context_pin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { struct intel_context *ce = to_intel_context(ctx, engine); @@ -1566,11 +1560,14 @@ intel_ring_context_pin(struct intel_engine_cs *engine, return ce; GEM_BUG_ON(!ce->pin_count); /* no overflow please! */ - ce->ops = &ring_context_ops; - return __ring_context_pin(engine, ctx, ce); } +static const struct intel_context_ops ring_context_ops = { + .unpin = ring_context_unpin, + .destroy = ring_context_destroy, +}; + static int intel_init_ring_buffer(struct intel_engine_cs *engine) { struct i915_timeline *timeline; @@ -2276,7 +2273,8 @@ static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv, engine->reset.reset = reset_ring; engine->reset.finish = reset_finish; - engine->context_pin = intel_ring_context_pin; + engine->cops = &ring_context_ops; + engine->context_pin = ring_context_pin; engine->request_alloc = ring_request_alloc; /* diff --git a/drivers/gpu/drm/i915/selftests/mock_engine.c b/drivers/gpu/drm/i915/selftests/mock_engine.c index 8032a8a9542f..856ec2706f3e 100644 --- a/drivers/gpu/drm/i915/selftests/mock_engine.c +++ b/drivers/gpu/drm/i915/selftests/mock_engine.c @@ -137,11 +137,6 @@ static void mock_context_destroy(struct intel_context *ce) mock_ring_free(ce->ring); } -static const struct intel_context_ops mock_context_ops = { - .unpin = mock_context_unpin, - .destroy = mock_context_destroy, -}; - static struct intel_context * mock_context_pin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) @@ -160,8 +155,6 @@ mock_context_pin(struct intel_engine_cs *engine, mock_timeline_pin(ce->ring->timeline); - ce->ops = &mock_context_ops; - mutex_lock(&ctx->mutex); list_add(&ce->active_link, &ctx->active_engines); mutex_unlock(&ctx->mutex); @@ -174,6 +167,11 @@ mock_context_pin(struct intel_engine_cs *engine, return ERR_PTR(err); } +static const struct intel_context_ops mock_context_ops = { + .unpin = mock_context_unpin, + .destroy = mock_context_destroy, +}; + static int mock_request_alloc(struct i915_request *request) { INIT_LIST_HEAD(&request->mock.link); @@ -232,6 +230,7 @@ struct intel_engine_cs *mock_engine(struct drm_i915_private *i915, engine->base.mask = BIT(id); engine->base.status_page.addr = (void *)(engine + 1); + engine->base.cops = &mock_context_ops; engine->base.context_pin = mock_context_pin; engine->base.request_alloc = mock_request_alloc; engine->base.emit_flush = mock_emit_flush; -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx