Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> writes: > To execute a requests requires us to have first woken the device, using > the rpm wakeref (as the request needs to write to hardware to setup the > context/ppGTT and execute on the GPU). So call intel_runtime_pm_get() > around queuing the request; the request itself will then carry a wakeref > until completion. > > References: https://bugs.freedesktop.org/show_bug.cgi?id=103994 > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> > Cc: Matthew Auld <matthew.auld@xxxxxxxxx> Reviewed-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx> > --- > drivers/gpu/drm/i915/selftests/i915_gem_context.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_context.c b/drivers/gpu/drm/i915/selftests/i915_gem_context.c > index ec1eff739e01..56a803d11916 100644 > --- a/drivers/gpu/drm/i915/selftests/i915_gem_context.c > +++ b/drivers/gpu/drm/i915/selftests/i915_gem_context.c > @@ -376,7 +376,9 @@ static int igt_ctx_exec(void *arg) > } > } > > + intel_runtime_pm_get(i915); > err = gpu_fill(obj, ctx, engine, dw); > + intel_runtime_pm_put(i915); > if (err) { > pr_err("Failed to fill dword %lu [%lu/%lu] with gpu (%s) in ctx %u [full-ppgtt? %s], err=%d\n", > ndwords, dw, max_dwords(obj), > -- > 2.15.0 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
