From: Chris Wilson Date: Thu, 27 Oct 2016 00:03:43 +0000 (+0100) Subject: drm/i915: Show the execlist queue in debugfs/i915_engine_info X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c8247c067159782a27c4f2c371c9e26827131a78;p=linux-beck.git 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: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161027000348.4641-2-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen --- diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index bc9c0cdeb3b3..c9465fbff2df 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -3255,6 +3255,12 @@ static int i915_engine_info(struct seq_file *m, void *unused) else seq_printf(m, "\t\tELSP[1] idle\n"); 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) { seq_printf(m, "\tPP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(engine)));