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