[alsa-devel] drm/edid: sound/core: pcm_drm_eld.c compilation error in 4.2

The file sound/core/pcm_drm_eld.c which was added by the commit

838d1631b766529213684f07dd71cdf2e92f0623 ALSA: pcm: add DRM ELD helper

lacks the function drm_eld_sad() which was defined by Russell's patch

http://article.gmane.org/gmane.linux.ports.arm.kernel/411574 drm/edid: add function to help find SADs

This patch has not been applied.