Re: [Intel-gfx] [PATCH 1/6] drm/i915: Show the execlist queue in debugfs/i915_engine_info

[Joonas Lahtinen]

On to, 2016-10-27 at 01:03 +0100, Chris Wilson wrote:
> 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 

Reviewed-by: Joonas Lahtinen 

I think this can be merged already.

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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[Intel-gfx] [PATCH 1/6] drm/i915: Show the execlist queue in debugfs/i915_engine_info

[Chris Wilson]

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 
---
 drivers/gpu/drm/i915/i915_debugfs.c | 6 ++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c 
b/drivers/gpu/drm/i915/i915_debugfs.c
index 925aaedd7fd9..e9382ea2e626 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -3256,6 +3256,12 @@ 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(>execlist_lock);
+   list_for_each_entry(rq, >execlist_queue, 
execlist_link) {
+   print_request(m, rq, "\t\tQ ");
+   }
+   spin_unlock_irq(>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)));
-- 
2.10.1

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