1 /* $NetBSD: nouveau_nvkm_subdev_gsp_base.c,v 1.2 2021/12/18 23:45:39 riastradh Exp $ */
2
3 /*
4 * Copyright 2019 Red Hat Inc.
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 shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24 #include <sys/cdefs.h>
25 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_gsp_base.c,v 1.2 2021/12/18 23:45:39 riastradh Exp $");
26
27 #include "priv.h"
28 #include <core/falcon.h>
29 #include <core/firmware.h>
30 #include <subdev/acr.h>
31 #include <subdev/top.h>
32
33 static void *
nvkm_gsp_dtor(struct nvkm_subdev * subdev)34 nvkm_gsp_dtor(struct nvkm_subdev *subdev)
35 {
36 struct nvkm_gsp *gsp = nvkm_gsp(subdev);
37 nvkm_falcon_dtor(&gsp->falcon);
38 return gsp;
39 }
40
41 static const struct nvkm_subdev_func
42 nvkm_gsp = {
43 .dtor = nvkm_gsp_dtor,
44 };
45
46 int
nvkm_gsp_new_(const struct nvkm_gsp_fwif * fwif,struct nvkm_device * device,int index,struct nvkm_gsp ** pgsp)47 nvkm_gsp_new_(const struct nvkm_gsp_fwif *fwif, struct nvkm_device *device,
48 int index, struct nvkm_gsp **pgsp)
49 {
50 struct nvkm_gsp *gsp;
51
52 if (!(gsp = *pgsp = kzalloc(sizeof(*gsp), GFP_KERNEL)))
53 return -ENOMEM;
54
55 nvkm_subdev_ctor(&nvkm_gsp, device, index, &gsp->subdev);
56
57 fwif = nvkm_firmware_load(&gsp->subdev, fwif, "Gsp", gsp);
58 if (IS_ERR(fwif))
59 return PTR_ERR(fwif);
60
61 return nvkm_falcon_ctor(fwif->flcn, &gsp->subdev,
62 nvkm_subdev_name[gsp->subdev.index], 0,
63 &gsp->falcon);
64 }
65