From 1e6f2ddc88fec990ef4fb1aa3b7cb9941df0321b Mon Sep 17 00:00:00 2001
From: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Date: Wed, 29 Oct 2014 11:32:31 +0200
Subject: [PATCH] drm/i915: Convert shared dpll reference count to a crtc mask

This will be used in a follow up patch to properly release shared DPLLs
without relying on the shared_dpll field in pipe_config.

v2: Fix white space error (Ville)
    Use hweight32() (Ville)

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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