xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/mc/gp10b.c (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1 /*
2  * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
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  */
23 
24 #include "priv.h"
25 
26 static void
27 gp10b_mc_init(struct nvkm_mc *mc)
28 {
29 	struct nvkm_device *device = mc->subdev.device;
30 	nvkm_wr32(device, 0x000200, 0xffffffff); /* everything on */
31 	nvkm_wr32(device, 0x00020c, 0xffffffff); /* everything out of ELPG */
32 }
33 
34 static const struct nvkm_mc_func
35 gp10b_mc = {
36 	.init = gp10b_mc_init,
37 	.intr = &gp100_mc_intr,
38 	.intrs = gp100_mc_intrs,
39 	.intr_nonstall = true,
40 	.device = &nv04_mc_device,
41 	.reset = gk104_mc_reset,
42 };
43 
44 int
45 gp10b_mc_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_mc **pmc)
46 {
47 	return nvkm_mc_new_(&gp10b_mc, device, type, inst, pmc);
48 }
49