On 22/03/2019 09:21, Chris Wilson wrote:
Show the total power consumed across all the whispers.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
tests/i915/gem_exec_whisper.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/tests/i915/gem_exec_whisper.c b/tests/i915/gem_exec_whisper.c
index 0b15fe431..6c3b53756 100644
--- a/tests/i915/gem_exec_whisper.c
+++ b/tests/i915/gem_exec_whisper.c
@@ -28,8 +28,9 @@
*/
#include "igt.h"
-#include "igt_gt.h"
#include "igt_debugfs.h"
+#include "igt_gpu_power.h"
+#include "igt_gt.h"
#include "igt_rand.h"
#include "igt_sysfs.h"
@@ -192,6 +193,8 @@ static void whisper(int fd, unsigned engine, unsigned flags)
unsigned int reloc_migrations = 0;
unsigned int reloc_interruptions = 0;
unsigned int eb_migrations = 0;
+ struct gpu_power_sample sample[2];
+ struct gpu_power power;
uint64_t old_offset;
int i, n, loc;
int debugfs;
@@ -202,6 +205,7 @@ static void whisper(int fd, unsigned engine, unsigned flags)
}
debugfs = igt_debugfs_dir(fd);
+ gpu_power_open(&power);
nengine = 0;
if (engine == ALL_ENGINES) {
@@ -226,6 +230,7 @@ static void whisper(int fd, unsigned engine, unsigned flags)
init_hang(&hang);
intel_detect_and_clear_missed_interrupts(fd);
+ gpu_power_read(&power, &sample[0]);
igt_fork(child, flags & FORKED ? sysconf(_SC_NPROCESSORS_ONLN) : 1) {
unsigned int pass;
@@ -495,6 +500,10 @@ static void whisper(int fd, unsigned engine, unsigned flags)
fini_hang(&hang);
else
igt_assert_eq(intel_detect_and_clear_missed_interrupts(fd), 0);
+ if (gpu_power_read(&power, &sample[1])) {
+ igt_info("Total energy used: %.1fmJ\n",
+ gpu_power_J(&power, &sample[0], &sample[1]) * 1e3);
+ }
close(debugfs);
}
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Regards,
Tvrtko
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