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path: root/drivers/gpu/drm/i915/gt/intel_engine_cs.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_engine_cs.c')
-rw-r--r--drivers/gpu/drm/i915/gt/intel_engine_cs.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index f451ef376548..06ff7695fa29 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -671,6 +671,7 @@ void
intel_engine_init_active(struct intel_engine_cs *engine, unsigned int subclass)
{
INIT_LIST_HEAD(&engine->active.requests);
+ INIT_LIST_HEAD(&engine->active.hold);
spin_lock_init(&engine->active.lock);
lockdep_set_subclass(&engine->active.lock, subclass);
@@ -1422,6 +1423,17 @@ static void print_request_ring(struct drm_printer *m, struct i915_request *rq)
}
}
+static unsigned long list_count(struct list_head *list)
+{
+ struct list_head *pos;
+ unsigned long count = 0;
+
+ list_for_each(pos, list)
+ count++;
+
+ return count;
+}
+
void intel_engine_dump(struct intel_engine_cs *engine,
struct drm_printer *m,
const char *header, ...)
@@ -1491,6 +1503,7 @@ void intel_engine_dump(struct intel_engine_cs *engine,
hexdump(m, rq->context->lrc_reg_state, PAGE_SIZE);
}
}
+ drm_printf(m, "\tOn hold?: %lu\n", list_count(&engine->active.hold));
spin_unlock_irqrestore(&engine->active.lock, flags);
drm_printf(m, "\tMMIO base: 0x%08x\n", engine->mmio_base);