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drm/i915/selftests: Show the i915_active on failure

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Print the i915_active state on selftest failure, with a hope it helps
illuminate the cause of the failure.

References: https://gitlab.freedesktop.org/drm/intel/issues/765
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191210115502.3767070-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2019-12-10 11:55:02 +00:00
parent 93e89ac853
commit 5de34ed137
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/i915/selftests/i915_active.c
View file

@ -155,7 +155,11 @@ static int live_active_wait(void *arg)
i915_active_wait(&active->base);
if (!READ_ONCE(active->retired)) {
struct drm_printer p = drm_err_printer(__func__);
pr_err("i915_active not retired after waiting!\n");
i915_active_print(&active->base, &p);
err = -EINVAL;
}
@ -184,7 +188,11 @@ static int live_active_retire(void *arg)
err = -EIO;
if (!READ_ONCE(active->retired)) {
struct drm_printer p = drm_err_printer(__func__);
pr_err("i915_active not retired after flushing!\n");
i915_active_print(&active->base, &p);
err = -EINVAL;
}