[PATCH i-g-t 2/2] benchmarks/gem_wsim: Option to list physical engines
Marcin Bernatowicz
marcin.bernatowicz at linux.intel.com
Mon Jan 15 15:44:48 UTC 2024
Added command line option (-l) to list physical engines.
Signed-off-by: Marcin Bernatowicz <marcin.bernatowicz at linux.intel.com>
---
benchmarks/gem_wsim.c | 43 ++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 42 insertions(+), 1 deletion(-)
diff --git a/benchmarks/gem_wsim.c b/benchmarks/gem_wsim.c
index e79d26513..aa70b1770 100644
--- a/benchmarks/gem_wsim.c
+++ b/benchmarks/gem_wsim.c
@@ -2924,6 +2924,7 @@ static void print_help(void)
" -f <scale> Scale factor for batch durations.\n"
" -F <scale> Scale factor for delays.\n"
" -L List GPUs.\n"
+" -l List physical engines.\n"
" -D <gpu> One of the GPUs from -L.\n"
);
}
@@ -2983,10 +2984,42 @@ add_workload_arg(struct w_arg *w_args, unsigned int nr_args, char *w_arg,
return w_args;
}
+static void list_engines(void)
+{
+ struct intel_engines *engines = query_engines();
+ int engine_class_count[NUM_ENGINE_CLASSES] = {};
+ unsigned int i;
+
+ for (i = 0; i < engines->nr_engines; ++i) {
+ igt_assert_lt(engines->engines[i].engine_class, NUM_ENGINE_CLASSES);
+ engine_class_count[engines->engines[i].engine_class]++;
+ }
+
+ for (i = 0; i < engines->nr_engines; ++i) {
+ if (engine_class_count[engines->engines[i].engine_class] > 1)
+ printf("%s%u",
+ intel_engine_class_string(engines->engines[i].engine_class),
+ engines->engines[i].engine_instance + 1);
+ else
+ printf("%s",
+ intel_engine_class_string(engines->engines[i].engine_class));
+
+ if (is_xe && engines->engines[i].gt_id)
+ printf("-%u", engines->engines[i].gt_id);
+
+ if (verbose > 3)
+ printf(" [%d:%d:%d]", engines->engines[i].engine_class,
+ engines->engines[i].engine_instance,
+ engines->engines[i].gt_id);
+ printf("\n");
+ }
+}
+
int main(int argc, char **argv)
{
struct igt_device_card card = { };
bool list_devices_arg = false;
+ bool list_engines_arg = false;
unsigned int repeat = 1;
unsigned int clients = 1;
unsigned int flags = 0;
@@ -3009,11 +3042,14 @@ int main(int argc, char **argv)
master_prng = time(NULL);
while ((c = getopt(argc, argv,
- "LhqvsSdc:r:w:W:a:p:I:f:F:D:")) != -1) {
+ "LlhqvsSdc:r:w:W:a:p:I:f:F:D:")) != -1) {
switch (c) {
case 'L':
list_devices_arg = true;
break;
+ case 'l':
+ list_engines_arg = true;
+ break;
case 'D':
device_arg = strdup(optarg);
break;
@@ -3134,6 +3170,11 @@ int main(int argc, char **argv)
if (is_xe)
xe_device_get(fd);
+ if (list_engines_arg) {
+ list_engines();
+ goto out;
+ }
+
if (!nr_w_args) {
wsim_err("No workload descriptor(s)!\n");
goto err;
--
2.31.1
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