xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/r535.c (revision 0ea5c948cb64bab5bc7a5516774eb8536f05aa0d)
1 /*
2  * Copyright 2023 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 static void
r535_vfn_dtor(struct nvkm_vfn * vfn)25 r535_vfn_dtor(struct nvkm_vfn *vfn)
26 {
27 	kfree(vfn->func);
28 }
29 
30 int
r535_vfn_new(const struct nvkm_vfn_func * hw,struct nvkm_device * device,enum nvkm_subdev_type type,int inst,u32 addr,struct nvkm_vfn ** pvfn)31 r535_vfn_new(const struct nvkm_vfn_func *hw,
32 	     struct nvkm_device *device, enum nvkm_subdev_type type, int inst, u32 addr,
33 	     struct nvkm_vfn **pvfn)
34 {
35 	struct nvkm_vfn_func *rm;
36 	int ret;
37 
38 	if (!(rm = kzalloc(sizeof(*rm), GFP_KERNEL)))
39 		return -ENOMEM;
40 
41 	rm->dtor = r535_vfn_dtor;
42 	rm->intr = hw->intr;
43 	rm->user = hw->user;
44 
45 	ret = nvkm_vfn_new_(rm, device, type, inst, addr, pvfn);
46 	if (ret)
47 		kfree(rm);
48 
49 	return ret;
50 }
51