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authorArnaldo Carvalho de Melo <acme@redhat.com>2021-03-08 10:11:33 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-03-08 10:11:33 -0300
commit009ef05f98129aa91c62c3baab859ba593a15bb2 (patch)
treef3414f08d636a597545b1e4f443b373b9d6d8f4b /drivers/gpu/drm/drm_vblank.c
parent2777b81b379df772defd654bc4d3fa82dca17a4b (diff)
parent144c79ef33536b4ecb4951e07dbc1f2b7fa99d32 (diff)
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up the fixes sent for v5.12 and continue development based on v5.12-rc2, i.e. without the swap on file bug. This also gets a slightly newer and better tools/perf/arch/arm/util/cs-etm.c patch version, using the BIT() macro, that had already been slated to v5.13 but ended up going to v5.12-rc1 on an older version. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_vblank.c')
-rw-r--r--drivers/gpu/drm/drm_vblank.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c
index 30912d8f82a5..893165eeddf3 100644
--- a/drivers/gpu/drm/drm_vblank.c
+++ b/drivers/gpu/drm/drm_vblank.c
@@ -1006,7 +1006,14 @@ static void send_vblank_event(struct drm_device *dev,
break;
}
trace_drm_vblank_event_delivered(e->base.file_priv, e->pipe, seq);
- drm_send_event_locked(dev, &e->base);
+ /*
+ * Use the same timestamp for any associated fence signal to avoid
+ * mismatch in timestamps for vsync & fence events triggered by the
+ * same HW event. Frameworks like SurfaceFlinger in Android expects the
+ * retire-fence timestamp to match exactly with HW vsync as it uses it
+ * for its software vsync modeling.
+ */
+ drm_send_event_timestamp_locked(dev, &e->base, now);
}
/**