[igt-dev] [PATCH i-g-t 1/3] lib/igt_gt: Add a method to detect ggtt bind

Nirmoy Das nirmoy.das at intel.com
Wed Sep 13 09:42:50 UTC 2023


On MTL GGTT updates happens through MI_UPDATE_GGTT command.
Add a method to detect that.

Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
---
 lib/igt_gt.c | 5 +++++
 lib/igt_gt.h | 1 +
 2 files changed, 6 insertions(+)

diff --git a/lib/igt_gt.c b/lib/igt_gt.c
index a24a566c7..6895964a9 100644
--- a/lib/igt_gt.c
+++ b/lib/igt_gt.c
@@ -659,3 +659,8 @@ int gem_execbuf_flags_to_engine_class(unsigned int flags)
 		igt_assert(0);
 	}
 }
+
+bool gem_has_ggtt_bind(int fd)
+{
+	return IS_METEORLAKE(intel_get_drm_devid(fd));
+}
diff --git a/lib/igt_gt.h b/lib/igt_gt.h
index 3d10349e4..7d35a209d 100644
--- a/lib/igt_gt.h
+++ b/lib/igt_gt.h
@@ -83,5 +83,6 @@ extern const struct intel_execution_engine2 {
 } intel_execution_engines2[];
 
 int gem_execbuf_flags_to_engine_class(unsigned int flags);
+bool gem_has_ggtt_bind(int fd);
 
 #endif /* IGT_GT_H */
-- 
2.41.0



More information about the igt-dev mailing list