From 74f103928df70de5e9bf1a7646236986820e7009 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 20 Apr 2020 21:30:40 +0100 Subject: [PATCH] drm/i915/selftests: Show the pstate limits on any failure to reset 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 Reviewed-by: Mika Kuoppala Link: https://patchwork.freedesktop.org/patch/msgid/20200420203040.8984-1-chris@chris-wilson.co.uk --- 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; } -- 2.20.1