From cbe93bb2f2a0fbaf11beb39b411b53d149e95623 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Thu, 5 Mar 2020 13:58:43 +0000
Subject: drm/i915/execlists: Show the "switch priority hint" in dumps
Git-commit: 81dcef4ceebf58d30f674a5426d959d1d0fc13cd
Patch-mainline: v5.7-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
Show the timeslicing priority hint in engine dumps to aide debugging.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200305135843.2760512-1-chris@chris-wilson.co.uk
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 1685a54979a2..07d137851763 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -5296,11 +5296,15 @@ void intel_execlists_show_requests(struct intel_engine_cs *engine,
show_request(m, last, "\t\tE ");
}
- last = NULL;
- count = 0;
+ if (execlists->switch_priority_hint != INT_MIN)
+ drm_printf(m, "\t\tSwitch priority hint: %d\n",
+ execlists->switch_priority_hint);
if (execlists->queue_priority_hint != INT_MIN)
drm_printf(m, "\t\tQueue priority hint: %d\n",
execlists->queue_priority_hint);
+
+ last = NULL;
+ count = 0;
for (rb = rb_first_cached(&execlists->queue); rb; rb = rb_next(rb)) {
struct i915_priolist *p = rb_entry(rb, typeof(*p), node);
int i;
--
2.28.0