1 /* $NetBSD: mock_request.c,v 1.2 2021/12/18 23:45:31 riastradh Exp $ */
2
3 /*
4 * Copyright © 2016 Intel Corporation
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 * IN THE SOFTWARE.
24 *
25 */
26
27 #include <sys/cdefs.h>
28 __KERNEL_RCSID(0, "$NetBSD: mock_request.c,v 1.2 2021/12/18 23:45:31 riastradh Exp $");
29
30 #include "gem/selftests/igt_gem_utils.h"
31 #include "gt/mock_engine.h"
32
33 #include "mock_request.h"
34
35 struct i915_request *
mock_request(struct intel_context * ce,unsigned long delay)36 mock_request(struct intel_context *ce, unsigned long delay)
37 {
38 struct i915_request *request;
39
40 /* NB the i915->requests slab cache is enlarged to fit mock_request */
41 request = intel_context_create_request(ce);
42 if (IS_ERR(request))
43 return NULL;
44
45 request->mock.delay = delay;
46 return request;
47 }
48
mock_cancel_request(struct i915_request * request)49 bool mock_cancel_request(struct i915_request *request)
50 {
51 struct mock_engine *engine =
52 container_of(request->engine, typeof(*engine), base);
53 bool was_queued;
54
55 spin_lock_irq(&engine->hw_lock);
56 was_queued = !list_empty(&request->mock.link);
57 list_del_init(&request->mock.link);
58 spin_unlock_irq(&engine->hw_lock);
59
60 if (was_queued)
61 i915_request_unsubmit(request);
62
63 return was_queued;
64 }
65