1 /* $NetBSD: nouveau_nvkm_subdev_therm_gf100.c,v 1.2 2021/12/18 23:45:41 riastradh Exp $ */
2
3 /*
4 * Copyright 2018 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 * Authors: Lyude Paul
25 */
26 #include <sys/cdefs.h>
27 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_therm_gf100.c,v 1.2 2021/12/18 23:45:41 riastradh Exp $");
28
29 #include <core/device.h>
30
31 #include "priv.h"
32
33 #define pack_for_each_init(init, pack, head) \
34 for (pack = head; pack && pack->init; pack++) \
35 for (init = pack->init; init && init->count; init++)
36 void
gf100_clkgate_init(struct nvkm_therm * therm,const struct nvkm_therm_clkgate_pack * p)37 gf100_clkgate_init(struct nvkm_therm *therm,
38 const struct nvkm_therm_clkgate_pack *p)
39 {
40 struct nvkm_device *device = therm->subdev.device;
41 const struct nvkm_therm_clkgate_pack *pack;
42 const struct nvkm_therm_clkgate_init *init;
43 u32 next, addr;
44
45 pack_for_each_init(init, pack, p) {
46 next = init->addr + init->count * 8;
47 addr = init->addr;
48
49 nvkm_trace(&therm->subdev, "{ 0x%06x, %d, 0x%08x }\n",
50 init->addr, init->count, init->data);
51 while (addr < next) {
52 nvkm_trace(&therm->subdev, "\t0x%06x = 0x%08x\n",
53 addr, init->data);
54 nvkm_wr32(device, addr, init->data);
55 addr += 8;
56 }
57 }
58 }
59
60 /*
61 * TODO: Fermi clockgating isn't understood fully yet, so we don't specify any
62 * clockgate functions to use
63 */
64