xref: /OK3568_Linux_fs/kernel/drivers/gpu/drm/i915/gt/mock_engine.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright © 2016 Intel Corporation
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun  * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun  * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun  * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun  * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * The above copyright notice and this permission notice (including the next
12*4882a593Smuzhiyun  * paragraph) shall be included in all copies or substantial portions of the
13*4882a593Smuzhiyun  * Software.
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16*4882a593Smuzhiyun  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18*4882a593Smuzhiyun  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19*4882a593Smuzhiyun  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20*4882a593Smuzhiyun  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21*4882a593Smuzhiyun  * IN THE SOFTWARE.
22*4882a593Smuzhiyun  *
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #ifndef __MOCK_ENGINE_H__
26*4882a593Smuzhiyun #define __MOCK_ENGINE_H__
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #include <linux/list.h>
29*4882a593Smuzhiyun #include <linux/spinlock.h>
30*4882a593Smuzhiyun #include <linux/timer.h>
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #include "gt/intel_engine.h"
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun struct mock_engine {
35*4882a593Smuzhiyun 	struct intel_engine_cs base;
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun 	spinlock_t hw_lock;
38*4882a593Smuzhiyun 	struct list_head hw_queue;
39*4882a593Smuzhiyun 	struct timer_list hw_delay;
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun struct intel_engine_cs *mock_engine(struct drm_i915_private *i915,
43*4882a593Smuzhiyun 				    const char *name,
44*4882a593Smuzhiyun 				    int id);
45*4882a593Smuzhiyun int mock_engine_init(struct intel_engine_cs *engine);
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun void mock_engine_flush(struct intel_engine_cs *engine);
48*4882a593Smuzhiyun void mock_engine_reset(struct intel_engine_cs *engine);
49*4882a593Smuzhiyun void mock_engine_free(struct intel_engine_cs *engine);
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun #endif /* !__MOCK_ENGINE_H__ */
52