Commit c8247c06 authored by Chris Wilson's avatar Chris Wilson

drm/i915: Show the execlist queue in debugfs/i915_engine_info

When looking at freezes whilst working on execlists, knowing the order
of the pending requests in the driver is useful.
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20161027000348.4641-2-chris@chris-wilson.co.ukReviewed-by: default avatarJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
parent 56cea323
...@@ -3255,6 +3255,12 @@ static int i915_engine_info(struct seq_file *m, void *unused) ...@@ -3255,6 +3255,12 @@ static int i915_engine_info(struct seq_file *m, void *unused)
else else
seq_printf(m, "\t\tELSP[1] idle\n"); seq_printf(m, "\t\tELSP[1] idle\n");
rcu_read_unlock(); rcu_read_unlock();
spin_lock_irq(&engine->execlist_lock);
list_for_each_entry(rq, &engine->execlist_queue, execlist_link) {
print_request(m, rq, "\t\tQ ");
}
spin_unlock_irq(&engine->execlist_lock);
} else if (INTEL_GEN(dev_priv) > 6) { } else if (INTEL_GEN(dev_priv) > 6) {
seq_printf(m, "\tPP_DIR_BASE: 0x%08x\n", seq_printf(m, "\tPP_DIR_BASE: 0x%08x\n",
I915_READ(RING_PP_DIR_BASE(engine))); I915_READ(RING_PP_DIR_BASE(engine)));
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment