[PATCH i-g-t 08/11] libdrmfdinfo: Track largest engine index

[Tvrtko Ursulin]

From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Prep code for incoming work.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
 lib/igt_drm_fdinfo.c | 2 ++
 lib/igt_drm_fdinfo.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/lib/igt_drm_fdinfo.c b/lib/igt_drm_fdinfo.c
index 96a8b768a4b1..964c6b708960 100644
--- a/lib/igt_drm_fdinfo.c
+++ b/lib/igt_drm_fdinfo.c
@@ -159,6 +159,8 @@ __igt_parse_drm_fdinfo(int dir, const char *fd, struct drm_client_fdinfo *info,
 					info->capacity[idx] = 1;
 				info->busy[idx] = val;
 				info->num_engines++;
+				if (idx > info->last_engine_index)
+					info->last_engine_index = idx;
 			}
 		} else if (!strncmp(l, "drm-engine-capacity-", 20)) {
 			idx = parse_engine(l, info,
diff --git a/lib/igt_drm_fdinfo.h b/lib/igt_drm_fdinfo.h
index bea4a6304734..804e8e1aa333 100644
--- a/lib/igt_drm_fdinfo.h
+++ b/lib/igt_drm_fdinfo.h
@@ -36,6 +36,7 @@ struct drm_client_fdinfo {
 	unsigned long id;
 
 	unsigned int num_engines;
+	unsigned int last_engine_index;
 	unsigned int capacity[16];
 	char names[16][256];
 	uint64_t busy[16];
-- 
2.32.0