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From: Fengguang Wu <fengguang.wu@intel.com>
To: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, dri-devel@lists.freedesktop.org
Subject: [drm-intel:drm-intel-next-queued 242/253] drivers/gpu/drm/i915/intel_ringbuffer.c:1478:3-25: duplicated argument to & or |
Date: Sat, 3 Nov 2012 21:21:21 +0800	[thread overview]
Message-ID: <20121103132121.GA27783@localhost> (raw)
In-Reply-To: <509515e6.N0eHL/iMUJaBRF+a%yuanhan.liu@linux.intel.com>

Hi Jesse,

FYI, there are coccinelle warnings in

tree:   git://people.freedesktop.org/~danvet/drm-intel.git drm-intel-next-queued
head:   25fb73785b14593a79198af6ed702cf15dd16e6e
commit: eba434781d68ce562aa64c423876958e6c707c84 [242/253] drm/i915: TLB invalidation with MI_FLUSH_DW requires a post-sync op

+ drivers/gpu/drm/i915/intel_ringbuffer.c:1478:3-25: duplicated argument to & or |

vim +1478 drivers/gpu/drm/i915/intel_ringbuffer.c

71a77e07 Chris Wilson  2011-02-02  1462  	uint32_t cmd;
b72f3acb Chris Wilson  2011-01-04  1463  	int ret;
b72f3acb Chris Wilson  2011-01-04  1464  
6a233c78 Daniel Vetter 2011-12-14  1465  	ret = intel_ring_begin(ring, 4);
b72f3acb Chris Wilson  2011-01-04  1466  	if (ret)
b72f3acb Chris Wilson  2011-01-04  1467  		return ret;
b72f3acb Chris Wilson  2011-01-04  1468  
71a77e07 Chris Wilson  2011-02-02  1469  	cmd = MI_FLUSH_DW;
eba43478 Jesse Barnes  2012-10-26  1470  	/*
eba43478 Jesse Barnes  2012-10-26  1471  	 * Bspec vol 1c.3 - blitter engine command streamer:
eba43478 Jesse Barnes  2012-10-26  1472  	 * "If ENABLED, all TLBs will be invalidated once the flush
eba43478 Jesse Barnes  2012-10-26  1473  	 * operation is complete. This bit is only valid when the
eba43478 Jesse Barnes  2012-10-26  1474  	 * Post-Sync Operation field is a value of 1h or 3h."
eba43478 Jesse Barnes  2012-10-26  1475  	 */
71a77e07 Chris Wilson  2011-02-02  1476  	if (invalidate & I915_GEM_DOMAIN_RENDER)
eba43478 Jesse Barnes  2012-10-26  1477  		cmd |= MI_INVALIDATE_TLB | MI_FLUSH_DW_STORE_INDEX |
eba43478 Jesse Barnes  2012-10-26 @1478  			MI_FLUSH_DW_OP_STOREDW | MI_FLUSH_DW_OP_STOREDW;
71a77e07 Chris Wilson  2011-02-02  1479  	intel_ring_emit(ring, cmd);
eba43478 Jesse Barnes  2012-10-26  1480  	intel_ring_emit(ring, I915_GEM_HWS_SCRATCH_ADDR | MI_FLUSH_DW_USE_GTT);
b72f3acb Chris Wilson  2011-01-04  1481  	intel_ring_emit(ring, 0);
71a77e07 Chris Wilson  2011-02-02  1482  	intel_ring_emit(ring, MI_NOOP);
b72f3acb Chris Wilson  2011-01-04  1483  	intel_ring_advance(ring);
b72f3acb Chris Wilson  2011-01-04  1484  	return 0;
8d19215b Zou Nan hai   2010-11-02  1485  }
8d19215b Zou Nan hai   2010-11-02  1486  

---
0-DAY kernel build testing backend         Open Source Technology Center
Fengguang Wu, Yuanhan Liu                              Intel Corporation

           reply	other threads:[~2012-11-03 13:21 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <509515e6.N0eHL/iMUJaBRF+a%yuanhan.liu@linux.intel.com>]

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