---
name: "drm_send_vblank_event"
section: "9"
platform: "linux"
package: "linux-manual-3.16"
version: "3.16.56-1+deb8u1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/drm_send_vblank_event"
---

# drm\_send\_vblank\_event(9)

helper to send vblank event after pageflip

## NAME

drm\_send\_vblank\_event - helper to send vblank event after pageflip

## SYNOPSIS

**void drm\_send\_vblank\_event(struct drm\_device \*** *dev***, int** *crtc***, struct drm\_pending\_vblank\_event \*** *e***);**

## ARGUMENTS

*dev*

DRM device

*crtc*

CRTC in question

*e*

the event to send

## DESCRIPTION

Updates sequence # and timestamp on event, and sends it to userspace. Caller must hold event lock.

## AUTHORS

**Jesse Barnes** \<jesse.barnes@intel.com\>\
 Intel Corporation,

Initial version

**Laurent Pinchart** \<laurent.pinchart@ideasonboard.com\>\
 Ideas on board SPRL,

Driver internals

**Daniel Vetter** \<daniel.vetter@ffwll.ch\>\
 Intel Corporation,

Contributions all over the place

## COPYRIGHT