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* [igt-dev] [PATCH i-g-t] i915/i915_power: Also show requested and actual freq's
@ 2023-03-21  1:18 Ashutosh Dixit
  2023-03-21  1:55 ` [igt-dev] ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 7+ messages in thread
From: Ashutosh Dixit @ 2023-03-21  1:18 UTC (permalink / raw)
  To: igt-dev

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 <ashutosh.dixit@intel.com>
---
 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

^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2023-03-22 23:14 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-03-21  1:18 [igt-dev] [PATCH i-g-t] i915/i915_power: Also show requested and actual freq's Ashutosh Dixit
2023-03-21  1:55 ` [igt-dev] ✓ Fi.CI.BAT: success for " Patchwork
2023-03-21  4:46 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork
2023-03-21  7:57 ` [igt-dev] [PATCH i-g-t] " Riana Tauro
2023-03-22 17:09   ` Kamil Konieczny
2023-03-22 23:08     ` Dixit, Ashutosh
2023-03-22 23:13       ` Dixit, Ashutosh

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