From 8f3c8065b3a262aa36fcd37a8facfd12b04d57ab Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Mon, 20 Apr 2020 21:30:40 +0100
Subject: drm/i915/selftests: Show the pstate limits on any failure to reset
Git-commit: 74f103928df70de5e9bf1a7646236986820e7009
Patch-mainline: v5.8-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
 min

We want to see the pstate limits whenever we fail to set the minimum
frequency as that may help for debugging.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200420203040.8984-1-chris@chris-wilson.co.uk
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/i915/gt/selftest_rps.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/selftest_rps.c b/drivers/gpu/drm/i915/gt/selftest_rps.c
index d7cd673550ef..e0a791eac752 100644
--- a/drivers/gpu/drm/i915/gt/selftest_rps.c
+++ b/drivers/gpu/drm/i915/gt/selftest_rps.c
@@ -238,6 +238,7 @@ int live_rps_control(void *arg)
 			pr_err("%s: could not set minimum frequency [%x], only %x!\n",
 			       engine->name, rps->min_freq, read_cagf(rps));
 			igt_spinner_end(&spin);
+			show_pstate_limits(rps);
 			err = -EINVAL;
 			break;
 		}
@@ -278,6 +279,7 @@ int live_rps_control(void *arg)
 		if (limit == rps->min_freq) {
 			pr_err("%s: GPU throttled to minimum!\n",
 			       engine->name);
+			show_pstate_limits(rps);
 			err = -ENODEV;
 			break;
 		}
-- 
2.28.0