1ebb58dc2SBen Skeggs /*
2ebb58dc2SBen Skeggs * Copyright 2013 Red Hat Inc.
3ebb58dc2SBen Skeggs *
4ebb58dc2SBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining a
5ebb58dc2SBen Skeggs * copy of this software and associated documentation files (the "Software"),
6ebb58dc2SBen Skeggs * to deal in the Software without restriction, including without limitation
7ebb58dc2SBen Skeggs * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8ebb58dc2SBen Skeggs * and/or sell copies of the Software, and to permit persons to whom the
9ebb58dc2SBen Skeggs * Software is furnished to do so, subject to the following conditions:
10ebb58dc2SBen Skeggs *
11ebb58dc2SBen Skeggs * The above copyright notice and this permission notice shall be included in
12ebb58dc2SBen Skeggs * all copies or substantial portions of the Software.
13ebb58dc2SBen Skeggs *
14ebb58dc2SBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15ebb58dc2SBen Skeggs * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16ebb58dc2SBen Skeggs * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17ebb58dc2SBen Skeggs * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18ebb58dc2SBen Skeggs * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19ebb58dc2SBen Skeggs * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20ebb58dc2SBen Skeggs * OTHER DEALINGS IN THE SOFTWARE.
21ebb58dc2SBen Skeggs *
22ebb58dc2SBen Skeggs * Authors: Ben Skeggs
23ebb58dc2SBen Skeggs */
24e2ca4e7dSBen Skeggs #define gf119_pmu_code gk104_pmu_code
25e2ca4e7dSBen Skeggs #define gf119_pmu_data gk104_pmu_data
26ebb58dc2SBen Skeggs #include "priv.h"
27e2ca4e7dSBen Skeggs #include "fuc/gf119.fuc4.h"
28ebb58dc2SBen Skeggs
29205877f9SBen Skeggs #include <core/option.h>
30560f989fSBen Skeggs #include <subdev/fuse.h>
31205877f9SBen Skeggs #include <subdev/timer.h>
32205877f9SBen Skeggs
33205877f9SBen Skeggs static void
magic_(struct nvkm_device * device,u32 ctrl,int size)34bef002e8SBen Skeggs magic_(struct nvkm_device *device, u32 ctrl, int size)
35205877f9SBen Skeggs {
36bef002e8SBen Skeggs nvkm_wr32(device, 0x00c800, 0x00000000);
37bef002e8SBen Skeggs nvkm_wr32(device, 0x00c808, 0x00000000);
38bef002e8SBen Skeggs nvkm_wr32(device, 0x00c800, ctrl);
39dd4bb3ecSBen Skeggs nvkm_msec(device, 2000,
40dd4bb3ecSBen Skeggs if (nvkm_rd32(device, 0x00c800) & 0x40000000) {
41205877f9SBen Skeggs while (size--)
42bef002e8SBen Skeggs nvkm_wr32(device, 0x00c804, 0x00000000);
43dd4bb3ecSBen Skeggs break;
44205877f9SBen Skeggs }
45dd4bb3ecSBen Skeggs );
46bef002e8SBen Skeggs nvkm_wr32(device, 0x00c800, 0x00000000);
47205877f9SBen Skeggs }
48205877f9SBen Skeggs
49205877f9SBen Skeggs static void
magic(struct nvkm_device * device,u32 ctrl)50bef002e8SBen Skeggs magic(struct nvkm_device *device, u32 ctrl)
51205877f9SBen Skeggs {
52bef002e8SBen Skeggs magic_(device, 0x8000a41f | ctrl, 6);
53bef002e8SBen Skeggs magic_(device, 0x80000421 | ctrl, 1);
54205877f9SBen Skeggs }
55205877f9SBen Skeggs
56ebb58dc2SBen Skeggs static void
gk104_pmu_pgob(struct nvkm_pmu * pmu,bool enable)5721b13791SBen Skeggs gk104_pmu_pgob(struct nvkm_pmu *pmu, bool enable)
58ebb58dc2SBen Skeggs {
59bef002e8SBen Skeggs struct nvkm_device *device = pmu->subdev.device;
60205877f9SBen Skeggs
61560f989fSBen Skeggs if (!(nvkm_fuse_read(device->fuse, 0x31c) & 0x00000001))
62560f989fSBen Skeggs return;
63560f989fSBen Skeggs
64bef002e8SBen Skeggs nvkm_mask(device, 0x000200, 0x00001000, 0x00000000);
65bef002e8SBen Skeggs nvkm_rd32(device, 0x000200);
66bef002e8SBen Skeggs nvkm_mask(device, 0x000200, 0x08000000, 0x08000000);
67ebb58dc2SBen Skeggs msleep(50);
68ebb58dc2SBen Skeggs
69bef002e8SBen Skeggs nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000002);
70bef002e8SBen Skeggs nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001);
71bef002e8SBen Skeggs nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000);
72ebb58dc2SBen Skeggs
73bef002e8SBen Skeggs nvkm_mask(device, 0x020004, 0xc0000000, enable ? 0xc0000000 : 0x40000000);
74ebb58dc2SBen Skeggs msleep(50);
75ebb58dc2SBen Skeggs
76bef002e8SBen Skeggs nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000000);
77bef002e8SBen Skeggs nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001);
78bef002e8SBen Skeggs nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000);
79ebb58dc2SBen Skeggs
80bef002e8SBen Skeggs nvkm_mask(device, 0x000200, 0x08000000, 0x00000000);
81bef002e8SBen Skeggs nvkm_mask(device, 0x000200, 0x00001000, 0x00001000);
82bef002e8SBen Skeggs nvkm_rd32(device, 0x000200);
83205877f9SBen Skeggs
84714a98fcSBen Skeggs if (nvkm_boolopt(device->cfgopt, "War00C800_0", true)) {
85205877f9SBen Skeggs switch (device->chipset) {
86205877f9SBen Skeggs case 0xe4:
87bef002e8SBen Skeggs magic(device, 0x04000000);
88bef002e8SBen Skeggs magic(device, 0x06000000);
89bef002e8SBen Skeggs magic(device, 0x0c000000);
90bef002e8SBen Skeggs magic(device, 0x0e000000);
91205877f9SBen Skeggs break;
92205877f9SBen Skeggs case 0xe6:
93bef002e8SBen Skeggs magic(device, 0x02000000);
94bef002e8SBen Skeggs magic(device, 0x04000000);
95bef002e8SBen Skeggs magic(device, 0x0a000000);
96205877f9SBen Skeggs break;
97205877f9SBen Skeggs case 0xe7:
98bef002e8SBen Skeggs magic(device, 0x02000000);
99205877f9SBen Skeggs break;
100205877f9SBen Skeggs default:
101205877f9SBen Skeggs break;
102205877f9SBen Skeggs }
103205877f9SBen Skeggs }
104ebb58dc2SBen Skeggs }
105ebb58dc2SBen Skeggs
106e2ca4e7dSBen Skeggs static const struct nvkm_pmu_func
107e2ca4e7dSBen Skeggs gk104_pmu = {
1082952a2b4SBen Skeggs .flcn = >215_pmu_flcn,
109ebb58dc2SBen Skeggs .code.data = gk104_pmu_code,
110ebb58dc2SBen Skeggs .code.size = sizeof(gk104_pmu_code),
111ebb58dc2SBen Skeggs .data.data = gk104_pmu_data,
112ebb58dc2SBen Skeggs .data.size = sizeof(gk104_pmu_data),
1136b1277c8SBen Skeggs .enabled = gf100_pmu_enabled,
114715e7d26SBen Skeggs .reset = gf100_pmu_reset,
115da7d2062SBen Skeggs .init = gt215_pmu_init,
116da7d2062SBen Skeggs .fini = gt215_pmu_fini,
117da7d2062SBen Skeggs .intr = gt215_pmu_intr,
118da7d2062SBen Skeggs .send = gt215_pmu_send,
119da7d2062SBen Skeggs .recv = gt215_pmu_recv,
120ebb58dc2SBen Skeggs .pgob = gk104_pmu_pgob,
121e2ca4e7dSBen Skeggs };
122e2ca4e7dSBen Skeggs
123989863d7SBen Skeggs static const struct nvkm_pmu_fwif
124989863d7SBen Skeggs gk104_pmu_fwif[] = {
125989863d7SBen Skeggs { -1, gf100_pmu_nofw, &gk104_pmu },
126989863d7SBen Skeggs {}
127989863d7SBen Skeggs };
128989863d7SBen Skeggs
129e2ca4e7dSBen Skeggs int
gk104_pmu_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_pmu ** ppmu)130*e4b15b4cSBen Skeggs gk104_pmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
131*e4b15b4cSBen Skeggs struct nvkm_pmu **ppmu)
132e2ca4e7dSBen Skeggs {
133*e4b15b4cSBen Skeggs return nvkm_pmu_new_(gk104_pmu_fwif, device, type, inst, ppmu);
134e2ca4e7dSBen Skeggs }
135