drm_crtc_helper_set_config(9) centos man page | unix.com

DRM_CRTC_HELPER_SET_(9) 					   DRM Internals					   DRM_CRTC_HELPER_SET_(9)

NAME
       drm_crtc_helper_set_config - set a new config from userspace

SYNOPSIS
       int drm_crtc_helper_set_config(struct drm_mode_set * set);

ARGUMENTS
       set
	   mode set configuration

LOCKING
       Caller must hold mode config lock.

       Setup a new configuration, provided by the upper layers (either an ioctl call from userspace or internally e.g. from the fbdev suppport
       code) in set, and enable it. This is the main helper functions for drivers that implement kernel mode setting with the crtc helper
       functions and the assorted ->prepare, ->modeset and ->commit helper callbacks.

RETURNS
       Returns 0 on success, -ERRNO on failure.

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_CRTC_HELPER_SET_(9)