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drm/i915: Store the intel_context_ops in the intel_engine_cs

Telusuri Sumber 
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 <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190308132522.21573-3-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson
2019-03-08 13:25:18 +00:00
orang tua 39e2f501c1
melakukan 4dc84b77b0
5 mengubah file dengan 24 tambahan dan 26 penghapusan
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13
drivers/gpu/drm/i915/selftests/mock_engine.c
Melihat File

@@ -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 @@ err:
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;