From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Date: Thu, 25 Jun 2015 15:35:12 +0000 (+0300)
Subject: drm/i915/gtt: Use macros to access dma mapped pages
X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~36^2~151
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=567047be2a7ede082d29f45524c287b87bd75e53;p=pandora-kernel.git

drm/i915/gtt: Use macros to access dma mapped pages

Make paging structure type agnostic *_px macros to access
page dma struct, the backing page and the dma address.

This makes the code less cluttered on internals of
i915_page_dma.

v2: Superfluous const -> nonconst removed
v3: Rebased

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com> (v2)
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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