From be795fc17bc9d42b0e5ec3e4442b59848137eb64 Mon Sep 17 00:00:00 2001
From: John Harrison <John.C.Harrison@Intel.com>
Date: Fri, 29 May 2015 17:44:03 +0100
Subject: [PATCH] drm/i915: Update ring->emit_bb_start() to take a request
 structure

Updated the ring->emit_bb_start() implementation to take a request instead of a
ringbuf/context pair.

For: VIZ-5115
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Tomas Elf <tomas.elf@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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