From e1d6e27f648ab0099cb18baa358e04adff29ed5b Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Tue, 10 Dec 2019 11:55:02 +0000
Subject: drm/i915/selftests: Show the i915_active on failure
Git-commit: 5de34ed13787c47f34b73d69b3d0bbaf2245d534
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
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
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/selftests/i915_active.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/i915/selftests/i915_active.c b/drivers/gpu/drm/i915/selftests/i915_active.c
index 6c1db3ded446..ef572a0c2566 100644
--- a/drivers/gpu/drm/i915/selftests/i915_active.c
+++ b/drivers/gpu/drm/i915/selftests/i915_active.c
@@ -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;
}
--
2.28.0