drm_helper_encoder_in_use(9) centos man page | unix.com

DRM_HELPER_ENCODER_I(9) 					   DRM Internals					   DRM_HELPER_ENCODER_I(9)

NAME
       drm_helper_encoder_in_use - check if a given encoder is in use

SYNOPSIS
       bool drm_helper_encoder_in_use(struct drm_encoder * encoder);

ARGUMENTS
       encoder
	   encoder to check

LOCKING
       Caller must hold mode config lock.

       Walk encoders's DRM device's mode_config and see if it's in use.

RETURNS
       True if encoder is part of the mode_config, false otherwise.

AUTHORS
       Jesse Barnes <jesse.barnes@intel.com>
       Intel Corporation,
	   Initial version

       Laurent Pinchart <laurent.pinchart@ideasonboard.com>
       Ideas on board SPRL,
	   Driver internals

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   DRM_HELPER_ENCODER_I(9)