Release 4.8 drivers/gpu/drm/i915/i915_gem_debug.c

/*
 * Copyright © 2008 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 * Authors:
 *    Keith Packard <keithp@keithp.com>
 *
 */

#include <drm/drmP.h>
#include <drm/i915_drm.h>
#include "i915_drv.h"

#if WATCH_LISTS

int

i915_verify_lists(struct drm_device *dev)
{
	static int warned;
	struct drm_i915_private *dev_priv = to_i915(dev);
	struct drm_i915_gem_object *obj;
	struct intel_engine_cs *engine;
	int err = 0;

	if (warned)
		return 0;

	for_each_engine(engine, dev_priv) {
		list_for_each_entry(obj, &engine->active_list,
				    engine_list[engine->id]) {
			if (obj->base.dev != dev ||
			    !atomic_read(&obj->base.refcount.refcount)) {
				DRM_ERROR("%s: freed active obj %p\n",
					  engine->name, obj);
				err++;
				break;
			} else if (!obj->active ||
				   obj->last_read_req[engine->id] == NULL) {
				DRM_ERROR("%s: invalid active obj %p\n",
					  engine->name, obj);
				err++;
			} else if (obj->base.write_domain) {
				DRM_ERROR("%s: invalid write obj %p (w %x)\n",
					  engine->name,
					  obj, obj->base.write_domain);
				err++;
			}
		}
	}

	return warned = err;
}
Contributors
Person
Tokens
Prop
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CommitProp
chris wilson
chris wilson
133
76.00%
2
28.57%
eric anholt
eric anholt
31
17.71%
1
14.29%
tvrtko ursulin
tvrtko ursulin
9
5.14%
3
42.86%
jani nikula
jani nikula
2
1.14%
1
14.29%
Total
175
100.00%
7
100.00%

#endif /* WATCH_LIST */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
chris wilson
chris wilson
134
70.16%
2
22.22%
eric anholt
eric anholt
43
22.51%
1
11.11%
tvrtko ursulin
tvrtko ursulin
9
4.71%
3
33.33%
jani nikula
jani nikula
2
1.05%
1
11.11%
david howells
david howells
2
1.05%
1
11.11%
damien lespiau
damien lespiau
1
0.52%
1
11.11%
Total
191
100.00%
9
100.00%
  
Directory: drivers/gpu/drm/i915

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