summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
diff options
context:
space:
mode:
authorChris Wilson2019-01-25 14:22:30 +0100
committerChris Wilson2019-01-25 15:27:30 +0100
commit9b974bde4d4ad44c0458f922373340d54cb0452c (patch)
tree1f48b559622ca8b67deeb05842c371caea5c9594 /drivers/gpu/drm/i915/selftests/intel_hangcheck.c
parentdrm/i915/selftests: Trim struct_mutex duration for set-wedged selftest (diff)
downloadkernel-qcow2-linux-9b974bde4d4ad44c0458f922373340d54cb0452c.tar.gz
kernel-qcow2-linux-9b974bde4d4ad44c0458f922373340d54cb0452c.tar.xz
kernel-qcow2-linux-9b974bde4d4ad44c0458f922373340d54cb0452c.zip
drm/i915: Issue engine resets onto idle engines
Always perform the requested reset, even if we believe the engine is idle. Presumably there was a reason the caller wanted the reset, and in the near future we lose the easy tracking for whether the engine is idle. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: John Harrison <John.C.Harrison@Intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190125132230.22221-5-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/selftests/intel_hangcheck.c')
-rw-r--r--drivers/gpu/drm/i915/selftests/intel_hangcheck.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
index 8025c7e0bf6c..2c38ea5892d9 100644
--- a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
+++ b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
@@ -449,8 +449,6 @@ static int __igt_reset_engine(struct drm_i915_private *i915, bool active)
set_bit(I915_RESET_ENGINE + id, &i915->gpu_error.flags);
do {
- u32 seqno = intel_engine_get_seqno(engine);
-
if (active) {
struct i915_request *rq;
@@ -479,8 +477,6 @@ static int __igt_reset_engine(struct drm_i915_private *i915, bool active)
break;
}
- GEM_BUG_ON(!rq->global_seqno);
- seqno = rq->global_seqno - 1;
i915_request_put(rq);
}
@@ -496,11 +492,10 @@ static int __igt_reset_engine(struct drm_i915_private *i915, bool active)
break;
}
- reset_engine_count += active;
if (i915_reset_engine_count(&i915->gpu_error, engine) !=
- reset_engine_count) {
- pr_err("%s engine reset %srecorded!\n",
- engine->name, active ? "not " : "");
+ ++reset_engine_count) {
+ pr_err("%s engine reset not recorded!\n",
+ engine->name);
err = -EINVAL;
break;
}
@@ -728,7 +723,6 @@ static int __igt_reset_engines(struct drm_i915_private *i915,
set_bit(I915_RESET_ENGINE + id, &i915->gpu_error.flags);
do {
- u32 seqno = intel_engine_get_seqno(engine);
struct i915_request *rq = NULL;
if (flags & TEST_ACTIVE) {
@@ -756,9 +750,6 @@ static int __igt_reset_engines(struct drm_i915_private *i915,
err = -EIO;
break;
}
-
- GEM_BUG_ON(!rq->global_seqno);
- seqno = rq->global_seqno - 1;
}
err = i915_reset_engine(engine, NULL);
@@ -795,10 +786,9 @@ static int __igt_reset_engines(struct drm_i915_private *i915,
reported = i915_reset_engine_count(&i915->gpu_error, engine);
reported -= threads[engine->id].resets;
- if (reported != (flags & TEST_ACTIVE ? count : 0)) {
- pr_err("i915_reset_engine(%s:%s): reset %lu times, but reported %lu, expected %lu reported\n",
- engine->name, test_name, count, reported,
- (flags & TEST_ACTIVE ? count : 0));
+ if (reported != count) {
+ pr_err("i915_reset_engine(%s:%s): reset %lu times, but reported %lu\n",
+ engine->name, test_name, count, reported);
if (!err)
err = -EINVAL;
}