* [PATCH] drm/i915: Print execlists restart after reset
@ 2017-02-04 11:05 Chris Wilson
2017-02-06 11:31 ` Mika Kuoppala
0 siblings, 1 reply; 3+ messages in thread
From: Chris Wilson @ 2017-02-04 11:05 UTC (permalink / raw)
To: intel-gfx; +Cc: Mika Kuoppala
After resetting, show the requests that each engine restarts from in the
debug log.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
---
drivers/gpu/drm/i915/intel_lrc.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index ad55564350b4..39a4eaadd0a7 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1257,6 +1257,11 @@ static int intel_init_workaround_bb(struct intel_engine_cs *engine)
return ret;
}
+static u32 port_seqno(struct execlist_port *port)
+{
+ return port->request ? port->request->global_seqno : 0;
+}
+
static int gen8_init_common_ring(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
@@ -1282,6 +1287,10 @@ static int gen8_init_common_ring(struct intel_engine_cs *engine)
/* After a GPU reset, we may have requests to replay */
clear_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted);
if (!i915.enable_guc_submission && !execlists_elsp_idle(engine)) {
+ DRM_DEBUG_DRIVER("Restarting %s from requests [0x%x, 0x%x]\n",
+ engine->name,
+ port_seqno(&engine->execlist_port[0]),
+ port_seqno(&engine->execlist_port[1]));
engine->execlist_port[0].count = 0;
engine->execlist_port[1].count = 0;
execlists_submit_ports(engine);
--
2.11.0
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^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] drm/i915: Print execlists restart after reset
2017-02-04 11:05 [PATCH] drm/i915: Print execlists restart after reset Chris Wilson
@ 2017-02-06 11:31 ` Mika Kuoppala
2017-02-06 11:50 ` Chris Wilson
0 siblings, 1 reply; 3+ messages in thread
From: Mika Kuoppala @ 2017-02-06 11:31 UTC (permalink / raw)
To: Chris Wilson, intel-gfx
Chris Wilson <chris@chris-wilson.co.uk> writes:
> After resetting, show the requests that each engine restarts from in the
> debug log.
>
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
> ---
> drivers/gpu/drm/i915/intel_lrc.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
> index ad55564350b4..39a4eaadd0a7 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.c
> +++ b/drivers/gpu/drm/i915/intel_lrc.c
> @@ -1257,6 +1257,11 @@ static int intel_init_workaround_bb(struct intel_engine_cs *engine)
> return ret;
> }
>
> +static u32 port_seqno(struct execlist_port *port)
> +{
> + return port->request ? port->request->global_seqno : 0;
> +}
> +
> static int gen8_init_common_ring(struct intel_engine_cs *engine)
> {
> struct drm_i915_private *dev_priv = engine->i915;
> @@ -1282,6 +1287,10 @@ static int gen8_init_common_ring(struct intel_engine_cs *engine)
> /* After a GPU reset, we may have requests to replay */
> clear_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted);
> if (!i915.enable_guc_submission && !execlists_elsp_idle(engine)) {
> + DRM_DEBUG_DRIVER("Restarting %s from requests [0x%x, 0x%x]\n",
> + engine->name,
> + port_seqno(&engine->execlist_port[0]),
> + port_seqno(&engine->execlist_port[1]));
> engine->execlist_port[0].count = 0;
> engine->execlist_port[1].count = 0;
> execlists_submit_ports(engine);
> --
> 2.11.0
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] drm/i915: Print execlists restart after reset
2017-02-06 11:31 ` Mika Kuoppala
@ 2017-02-06 11:50 ` Chris Wilson
0 siblings, 0 replies; 3+ messages in thread
From: Chris Wilson @ 2017-02-06 11:50 UTC (permalink / raw)
To: Mika Kuoppala; +Cc: intel-gfx
On Mon, Feb 06, 2017 at 01:31:28PM +0200, Mika Kuoppala wrote:
> Chris Wilson <chris@chris-wilson.co.uk> writes:
>
> > After resetting, show the requests that each engine restarts from in the
> > debug log.
> >
> > Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> > Cc: Mika Kuoppala <mika.kuoppala@intel.com>
>
> Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Applied with the hope of getting some feedback on the sporadic skl
failures with resets with requests in flight (gem_exec_fence).
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
_______________________________________________
Intel-gfx mailing list
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https://lists.freedesktop.org/mailman/listinfo/intel-gfx
^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-02-06 11:31 ` Mika Kuoppala
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