1 /*
2  * Copyright 2021 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 <subdev/mc.h>
25 #include <subdev/timer.h>
26 
27 static const struct nvkm_falcon_func
28 ga102_nvdec_flcn = {
29 	.disable = gm200_flcn_disable,
30 	.enable = gm200_flcn_enable,
31 	.addr2 = 0x1c00,
32 	.reset_pmc = true,
33 	.reset_prep = ga102_flcn_reset_prep,
34 	.reset_wait_mem_scrubbing = ga102_flcn_reset_wait_mem_scrubbing,
35 	.imem_dma = &ga102_flcn_dma,
36 	.dmem_dma = &ga102_flcn_dma,
37 };
38 
39 static const struct nvkm_nvdec_func
40 ga102_nvdec = {
41 	.flcn = &ga102_nvdec_flcn,
42 };
43 
44 static int
ga102_nvdec_nofw(struct nvkm_nvdec * nvdec,int ver,const struct nvkm_nvdec_fwif * fwif)45 ga102_nvdec_nofw(struct nvkm_nvdec *nvdec, int ver, const struct nvkm_nvdec_fwif *fwif)
46 {
47 	return 0;
48 }
49 
50 static const struct nvkm_nvdec_fwif
51 ga102_nvdec_fwif[] = {
52 	{ -1, ga102_nvdec_nofw, &ga102_nvdec },
53 	{}
54 };
55 
56 int
ga102_nvdec_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_nvdec ** pnvdec)57 ga102_nvdec_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
58 		struct nvkm_nvdec **pnvdec)
59 {
60 	return nvkm_nvdec_new_(ga102_nvdec_fwif, device, type, inst, 0x848000, pnvdec);
61 }
62