Re: [igt-dev] [PATCH i-g-t] tests/i915: Use engine query interface for gem_ctx_isolation/persistence

[Petri Latvala <petri.latvala@intel.com>]

On Wed, Dec 04, 2019 at 09:36:11AM +0000, Tvrtko Ursulin wrote:
> 
> On 03/12/2019 05:11, Stuart Summers wrote:
> > Align with gem_exec_basic and other tests using the newer
> > engine query interface into i915 to enumerate active engines.
> > 
> > Signed-off-by: Stuart Summers <stuart.summers@intel.com>
> > ---
> >   tests/i915/gem_ctx_isolation.c   | 4 ++--
> >   tests/i915/gem_ctx_persistence.c | 2 +-
> >   2 files changed, 3 insertions(+), 3 deletions(-)
> > 
> > diff --git a/tests/i915/gem_ctx_isolation.c b/tests/i915/gem_ctx_isolation.c
> > index 6aa27133..9435209e 100644
> > --- a/tests/i915/gem_ctx_isolation.c
> > +++ b/tests/i915/gem_ctx_isolation.c
> > @@ -856,6 +856,7 @@ static unsigned int __has_context_isolation(int fd)
> >   igt_main
> >   {
> > +	struct intel_execution_engine2 *e;
> >   	unsigned int has_context_isolation = 0;
> >   	int fd = -1;
> > @@ -876,8 +877,7 @@ igt_main
> >   		igt_skip_on(gen > LAST_KNOWN_GEN);
> >   	}
> > -	for (const struct intel_execution_engine2 *e = intel_execution_engines2;
> > -	     e->name; e++) {
> > +	__for_each_physical_engine(fd, e) {
> >   		igt_subtest_group {
> >   			igt_fixture {
> >   				igt_require(has_context_isolation & (1 << e->class));
> > diff --git a/tests/i915/gem_ctx_persistence.c b/tests/i915/gem_ctx_persistence.c
> > index d68431ae..30772159 100644
> > --- a/tests/i915/gem_ctx_persistence.c
> > +++ b/tests/i915/gem_ctx_persistence.c
> > @@ -727,7 +727,7 @@ igt_main
> >   	igt_subtest("hangcheck")
> >   		test_nohangcheck_hostile(i915);
> > -	__for_each_static_engine(e) {
> > +	__for_each_physical_engine(i915, e) {
> >   		igt_subtest_group {
> >   			igt_fixture {
> >   				gem_require_ring(i915, e->flags);
> > 
> 
> __for_each_static_engine is correct, at least if you don't want CI folks go
> look for their pitchforks. :) Same for the first hunk, everything that
> enumerates subtests needs to be static.
> 
> Option 2, the preferred one - convert the tests to igt_subtest_with_dynamic
> and then you can use __for_each_physical_engine.

Doesn't __for_each_physical_engine anyway have a hack for being called in that context?

Btw, option 2 is https://gitlab.freedesktop.org/drm/igt-gpu-tools/issues/44

Currently blocking that effort is getting
https://patchwork.freedesktop.org/series/70286/ into shape.


-- 
Petri Latvala
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