diff options
| -rw-r--r-- | drivers/gpu/drm/vkms/vkms_crtc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_crtc.c b/drivers/gpu/drm/vkms/vkms_crtc.c index d44bfc392491..23146ff2a25b 100644 --- a/drivers/gpu/drm/vkms/vkms_crtc.c +++ b/drivers/gpu/drm/vkms/vkms_crtc.c @@ -87,6 +87,9 @@ bool vkms_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe, *vblank_time = output->vblank_hrtimer.node.expires; + if (!in_vblank_irq) + *vblank_time -= output->period_ns; + return true; } |