From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Thu, 22 May 2014 16:36:03 +0000 (+0300)
Subject: drm: Add drm_crtc_vblank_waitqueue()
X-Git-Tag: omap-for-v3.19/prcm-cleanup~70^2~78^2~56
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=020178a1bcadf20b9d057988984f374c905d542e;p=pandora-kernel.git

drm: Add drm_crtc_vblank_waitqueue()

Add a small static inline helper to grab the vblank wait queue based on
the drm_crtc.

This is useful for drivers to do internal vblank waits using
wait_event() & co.

v2: Pimp commit message (Daniel)
    Add kernel doc (Daniel)

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/Documentation/DocBook/drm.tmpl b/Documentation/DocBook/drm.tmpl
index 1d3756d3176c..972759489376 100644
--- a/Documentation/DocBook/drm.tmpl
+++ b/Documentation/DocBook/drm.tmpl
@@ -3400,6 +3400,7 @@ void (*disable_vblank) (struct drm_device *dev, int crtc);</synopsis>
     <sect2>
       <title>Vertical Blanking and Interrupt Handling Functions Reference</title>
 !Edrivers/gpu/drm/drm_irq.c
+!Iinclude/drm/drmP.h drm_crtc_vblank_waitqueue
     </sect2>
   </sect1>
 
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