1 /*
2 * Copyright 2019 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 #include "priv.h"
23
24 #include <core/firmware.h>
25
26 static void *
nvkm_nvenc_dtor(struct nvkm_engine * engine)27 nvkm_nvenc_dtor(struct nvkm_engine *engine)
28 {
29 struct nvkm_nvenc *nvenc = nvkm_nvenc(engine);
30 nvkm_falcon_dtor(&nvenc->falcon);
31 return nvenc;
32 }
33
34 static const struct nvkm_engine_func
35 nvkm_nvenc = {
36 .dtor = nvkm_nvenc_dtor,
37 };
38
39 int
nvkm_nvenc_new_(const struct nvkm_nvenc_fwif * fwif,struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_nvenc ** pnvenc)40 nvkm_nvenc_new_(const struct nvkm_nvenc_fwif *fwif, struct nvkm_device *device,
41 enum nvkm_subdev_type type, int inst, struct nvkm_nvenc **pnvenc)
42 {
43 struct nvkm_nvenc *nvenc;
44 int ret;
45
46 if (!(nvenc = *pnvenc = kzalloc(sizeof(*nvenc), GFP_KERNEL)))
47 return -ENOMEM;
48
49 ret = nvkm_engine_ctor(&nvkm_nvenc, device, type, inst, true,
50 &nvenc->engine);
51 if (ret)
52 return ret;
53
54 fwif = nvkm_firmware_load(&nvenc->engine.subdev, fwif, "Nvenc", nvenc);
55 if (IS_ERR(fwif))
56 return -ENODEV;
57
58 nvenc->func = fwif->func;
59
60 return nvkm_falcon_ctor(nvenc->func->flcn, &nvenc->engine.subdev,
61 nvenc->engine.subdev.name, 0, &nvenc->falcon);
62 };
63