[PATCH v2 0/2] drm/i915/gvt: Optimize ring siwtch for 4x faster

changbin.du at intel.com changbin.du at intel.com
Fri Jun 23 07:45:30 UTC 2017


From: Changbin Du <changbin.du at intel.com>

This brings two optimizations for gvt ring switch. Each of them get 2x
faster ring switch performance.

Changbin Du (2):
  drm/i915/gvt: Optimize ring siwtch 2x faster by removing unnecessary
    POSTING_READ
  drm/i915/gvt: Optimize ring siwtch 2x faster again by light weight
    mmio access wrapper

 drivers/gpu/drm/i915/gvt/render.c | 54 +++++++++++++++++++++++++++------------
 1 file changed, 37 insertions(+), 17 deletions(-)

-- 
2.7.4



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