1 /*
2 * Copyright 2020 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 #define gv100_disp_caps(p) container_of((p), struct gv100_disp_caps, object)
23 #include "rootnv50.h"
24
25 struct gv100_disp_caps {
26 struct nvkm_object object;
27 struct nv50_disp *disp;
28 };
29
30 static int
gv100_disp_caps_map(struct nvkm_object * object,void * argv,u32 argc,enum nvkm_object_map * type,u64 * addr,u64 * size)31 gv100_disp_caps_map(struct nvkm_object *object, void *argv, u32 argc,
32 enum nvkm_object_map *type, u64 *addr, u64 *size)
33 {
34 struct gv100_disp_caps *caps = gv100_disp_caps(object);
35 struct nvkm_device *device = caps->disp->base.engine.subdev.device;
36 *type = NVKM_OBJECT_MAP_IO;
37 *addr = 0x640000 + device->func->resource_addr(device, 0);
38 *size = 0x1000;
39 return 0;
40 }
41
42 static const struct nvkm_object_func
43 gv100_disp_caps = {
44 .map = gv100_disp_caps_map,
45 };
46
47 int
gv100_disp_caps_new(const struct nvkm_oclass * oclass,void * argv,u32 argc,struct nv50_disp * disp,struct nvkm_object ** pobject)48 gv100_disp_caps_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
49 struct nv50_disp *disp, struct nvkm_object **pobject)
50 {
51 struct gv100_disp_caps *caps;
52
53 if (!(caps = kzalloc(sizeof(*caps), GFP_KERNEL)))
54 return -ENOMEM;
55 *pobject = &caps->object;
56
57 nvkm_object_ctor(&gv100_disp_caps, oclass, &caps->object);
58 caps->disp = disp;
59 return 0;
60 }
61