From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7B30F10E6AC for ; Tue, 21 Mar 2023 01:18:14 +0000 (UTC) From: Ashutosh Dixit To: igt-dev@lists.freedesktop.org Date: Mon, 20 Mar 2023 18:18:00 -0700 Message-Id: <20230321011800.3025307-1-ashutosh.dixit@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [igt-dev] [PATCH i-g-t] i915/i915_power: Also show requested and actual freq's List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" List-ID: When power limits are in effect, in addition to measured power it is also important to see the requested and actual freq's and see how they change with set power limits. Add this to the test output. Signed-off-by: Ashutosh Dixit --- tests/i915/i915_power.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/tests/i915/i915_power.c b/tests/i915/i915_power.c index f2fd228698a..f0f10fc4d14 100644 --- a/tests/i915/i915_power.c +++ b/tests/i915/i915_power.c @@ -5,6 +5,7 @@ #include "igt.h" #include "i915/gem.h" +#include "igt_sysfs.h" #include "igt_power.h" IGT_TEST_DESCRIPTION("i915 power measurement tests"); @@ -27,9 +28,13 @@ static void sanity(int i915) double idle, busy; igt_spin_t *spin; uint64_t ahnd; + int dir, req, act; #define DURATION_SEC 2 + dir = igt_sysfs_gt_open(i915, 0); + igt_assert_lt(0, dir); + /* Idle power */ igt_require(!igt_power_open(i915, &pwr, "gpu")); gem_quiescent_gpu(i915); @@ -44,12 +49,16 @@ static void sanity(int i915) /* Wait till at least one spinner starts */ igt_spin_busywait_until_started(spin); busy = measure_power(&pwr, DURATION_SEC); + req = igt_sysfs_get_u32(dir, "rps_cur_freq_mhz"); + act = igt_sysfs_get_u32(dir, "rps_act_freq_mhz"); igt_free_spins(i915); put_ahnd(ahnd); intel_ctx_destroy(i915, ctx); igt_power_close(&pwr); + close(dir); - igt_info("Measured power: idle: %g mW, busy: %g mW\n", idle, busy); + igt_info("Measured power: idle: %g mW, busy: %g mW, req MHz: %d, act MHz: %d\n", + idle, busy, req, act); igt_assert(idle >= 0 && busy > 0 && busy > idle); } -- 2.38.0