[Intel-gfx] [PATCH 34/38] drm/i915: Re-arrange execbuf so context is known before engine
Chris Wilson
chris at chris-wilson.co.uk
Fri Jan 18 14:01:05 UTC 2019
From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Needed for a following patch.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
drivers/gpu/drm/i915/i915_gem_execbuffer.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index f250109e1f66..e63c179f3b3d 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -2238,10 +2238,6 @@ i915_gem_do_execbuffer(struct drm_device *dev,
if (args->flags & I915_EXEC_IS_PINNED)
eb.batch_flags |= I915_DISPATCH_PINNED;
- eb.engine = eb_select_engine(eb.i915, file, args);
- if (!eb.engine)
- return -EINVAL;
-
if (args->flags & I915_EXEC_FENCE_IN) {
in_fence = sync_file_get_fence(lower_32_bits(args->rsvd2));
if (!in_fence)
@@ -2266,6 +2262,12 @@ i915_gem_do_execbuffer(struct drm_device *dev,
if (unlikely(err))
goto err_destroy;
+ eb.engine = eb_select_engine(eb.i915, file, args);
+ if (!eb.engine) {
+ err = -EINVAL;
+ goto err_engine;
+ }
+
/*
* Take a local wakeref for preparing to dispatch the execbuf as
* we expect to access the hardware fairly frequently in the
@@ -2426,6 +2428,7 @@ i915_gem_do_execbuffer(struct drm_device *dev,
mutex_unlock(&dev->struct_mutex);
err_rpm:
intel_runtime_pm_put(eb.i915, wakeref);
+err_engine:
i915_gem_context_put(eb.ctx);
err_destroy:
eb_destroy(&eb);
--
2.20.1
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