diff options
Diffstat (limited to 'drivers/gpu/drm/i915/selftests/intel_hangcheck.c')
| -rw-r--r-- | drivers/gpu/drm/i915/selftests/intel_hangcheck.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c index acfb4dcc9fb5..24f913f26a7b 100644 --- a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c +++ b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c @@ -437,7 +437,7 @@ static int igt_global_reset(void *arg) mutex_lock(&i915->drm.struct_mutex); reset_count = i915_reset_count(&i915->gpu_error); - i915_reset(i915); + i915_reset(i915, ALL_ENGINES, NULL); if (i915_reset_count(&i915->gpu_error) == reset_count) { pr_err("No GPU reset recorded!\n"); @@ -881,17 +881,18 @@ static int igt_reset_engines(void *arg) return 0; } -static u32 fake_hangcheck(struct i915_request *rq) +static u32 fake_hangcheck(struct i915_request *rq, u32 mask) { - u32 reset_count; + struct i915_gpu_error *error = &rq->i915->gpu_error; + u32 reset_count = i915_reset_count(error); - rq->engine->hangcheck.stalled = true; - rq->engine->hangcheck.seqno = intel_engine_get_seqno(rq->engine); + error->stalled_mask = mask; - reset_count = i915_reset_count(&rq->i915->gpu_error); + /* set_bit() must be after we have setup the backchannel (mask) */ + smp_mb__before_atomic(); + set_bit(I915_RESET_HANDOFF, &error->flags); - set_bit(I915_RESET_HANDOFF, &rq->i915->gpu_error.flags); - wake_up_all(&rq->i915->gpu_error.wait_queue); + wake_up_all(&error->wait_queue); return reset_count; } @@ -939,7 +940,7 @@ static int igt_wait_reset(void *arg) goto out_rq; } - reset_count = fake_hangcheck(rq); + reset_count = fake_hangcheck(rq, ALL_ENGINES); timeout = i915_request_wait(rq, I915_WAIT_LOCKED, 10); if (timeout < 0) { @@ -1075,9 +1076,9 @@ static int igt_reset_queue(void *arg) goto fini; } - reset_count = fake_hangcheck(prev); + reset_count = fake_hangcheck(prev, ENGINE_MASK(id)); - i915_reset(i915); + i915_reset(i915, ENGINE_MASK(id), NULL); GEM_BUG_ON(test_bit(I915_RESET_HANDOFF, &i915->gpu_error.flags)); @@ -1150,7 +1151,7 @@ static int igt_handle_error(void *arg) if (!intel_has_reset_engine(i915)) return 0; - if (!intel_engine_can_store_dword(i915->engine[RCS])) + if (!engine || !intel_engine_can_store_dword(engine)) return 0; mutex_lock(&i915->drm.struct_mutex); @@ -1186,10 +1187,7 @@ static int igt_handle_error(void *arg) /* Temporarily disable error capture */ error = xchg(&i915->gpu_error.first_error, (void *)-1); - engine->hangcheck.stalled = true; - engine->hangcheck.seqno = intel_engine_get_seqno(engine); - - i915_handle_error(i915, intel_engine_flag(engine), 0, NULL); + i915_handle_error(i915, ENGINE_MASK(engine->id), 0, NULL); xchg(&i915->gpu_error.first_error, error); |