msm8660: fix panic when calculated clock is too high

  * pr_err() in this case was missing an argument which caused printk()
    to dereference a null string.
  * This fixes the hard crash seen when playing a landscape 1080p video
    in portrait orientation or a portrait video in landscape.

Change-Id: I19cf72951d5ce3bd8f321f9f30c39ae9bce3d785
(cherry picked from commit 6cac08d7500d72d70e0daa4ef4e46eed5b32a3a1)
gpu: ion: Add dummy msm_ion header file

The msm specific parts of ion.h are being moved into a new header
file. For now, add a dummy header file to get clients transitioned
over.

Change-Id: Iac039678e1c3f15d87e67aa667f7e9883ca16669
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>