tree: git://anongit.freedesktop.org/drm-intel drm-intel-next-queued
head: f75fc37b5e70b75f21550410f88e2379648120e2
commit: f75fc37b5e70b75f21550410f88e2379648120e2 [20/20] drm/i915/gt: Mark up virtual engine uabi_instance
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
New smatch warnings:
drivers/gpu/drm/i915/gt/intel_lrc.c:4613 intel_execlists_create_virtual() warn: assigning (-2) to unsigned variable 've->base.uabi_instance'
Old smatch warnings:
drivers/gpu/drm/i915/gt/intel_lrc.c:4612 intel_execlists_create_virtual() warn: assigning (-2) to unsigned variable 've->base.instance'
git remote add drm-intel git://anongit.freedesktop.org/drm-intel
git remote update drm-intel
git checkout f75fc37b5e70b75f21550410f88e2379648120e2
vim +4613 drivers/gpu/drm/i915/gt/intel_lrc.c
6d06779e867243 Chris Wilson 2019-05-21 4587 struct intel_context *
e6ba76480299a0 Chris Wilson 2019-12-21 4588 intel_execlists_create_virtual(struct intel_engine_cs **siblings,
6d06779e867243 Chris Wilson 2019-05-21 4589 unsigned int count)
6d06779e867243 Chris Wilson 2019-05-21 4590 {
6d06779e867243 Chris Wilson 2019-05-21 4591 struct virtual_engine *ve;
6d06779e867243 Chris Wilson 2019-05-21 4592 unsigned int n;
6d06779e867243 Chris Wilson 2019-05-21 4593 int err;
6d06779e867243 Chris Wilson 2019-05-21 4594
6d06779e867243 Chris Wilson 2019-05-21 4595 if (count == 0)
6d06779e867243 Chris Wilson 2019-05-21 4596 return ERR_PTR(-EINVAL);
6d06779e867243 Chris Wilson 2019-05-21 4597
6d06779e867243 Chris Wilson 2019-05-21 4598 if (count == 1)
e6ba76480299a0 Chris Wilson 2019-12-21 4599 return intel_context_create(siblings[0]);
6d06779e867243 Chris Wilson 2019-05-21 4600
6d06779e867243 Chris Wilson 2019-05-21 4601 ve = kzalloc(struct_size(ve, siblings, count), GFP_KERNEL);
6d06779e867243 Chris Wilson 2019-05-21 4602 if (!ve)
6d06779e867243 Chris Wilson 2019-05-21 4603 return ERR_PTR(-ENOMEM);
6d06779e867243 Chris Wilson 2019-05-21 4604
e6ba76480299a0 Chris Wilson 2019-12-21 4605 ve->base.i915 = siblings[0]->i915;
f937f5613b6f10 Tvrtko Ursulin 2019-06-21 4606 ve->base.gt = siblings[0]->gt;
20af04f3dd5679 Chris Wilson 2019-10-08 4607 ve->base.uncore = siblings[0]->uncore;
6d06779e867243 Chris Wilson 2019-05-21 4608 ve->base.id = -1;
f75fc37b5e70b7 Chris Wilson 2020-01-06 4609
6d06779e867243 Chris Wilson 2019-05-21 4610 ve->base.class = OTHER_CLASS;
6d06779e867243 Chris Wilson 2019-05-21 4611 ve->base.uabi_class = I915_ENGINE_CLASS_INVALID;
6d06779e867243 Chris Wilson 2019-05-21 4612 ve->base.instance = I915_ENGINE_CLASS_INVALID_VIRTUAL;
f75fc37b5e70b7 Chris Wilson 2020-01-06 @4613 ve->base.uabi_instance = I915_ENGINE_CLASS_INVALID_VIRTUAL;
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
6d06779e867243 Chris Wilson 2019-05-21 4614
44d89409a12eb8 Chris Wilson 2019-06-18 4615 /*
44d89409a12eb8 Chris Wilson 2019-06-18 4616 * The decision on whether to submit a request using semaphores
44d89409a12eb8 Chris Wilson 2019-06-18 4617 * depends on the saturated state of the engine. We only compute
44d89409a12eb8 Chris Wilson 2019-06-18 4618 * this during HW submission of the request, and we need for this
44d89409a12eb8 Chris Wilson 2019-06-18 4619 * state to be globally applied to all requests being submitted
44d89409a12eb8 Chris Wilson 2019-06-18 4620 * to this engine. Virtual engines encompass more than one physical
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx Intel Corporation
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