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808a188a MP |
1 | /* |
2 | * Copyright 2014 Martin Peres | |
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: Martin Peres | |
23 | */ | |
808a188a MP |
24 | #include "priv.h" |
25 | ||
9e79a853 BS |
26 | #include <core/device.h> |
27 | ||
808a188a | 28 | struct gm107_therm_priv { |
e1404611 | 29 | struct nvkm_therm_priv base; |
808a188a MP |
30 | }; |
31 | ||
32 | static int | |
e1404611 | 33 | gm107_fan_pwm_ctrl(struct nvkm_therm *therm, int line, bool enable) |
808a188a MP |
34 | { |
35 | /* nothing to do, it seems hardwired */ | |
36 | return 0; | |
37 | } | |
38 | ||
39 | static int | |
e1404611 | 40 | gm107_fan_pwm_get(struct nvkm_therm *therm, int line, u32 *divs, u32 *duty) |
808a188a MP |
41 | { |
42 | *divs = nv_rd32(therm, 0x10eb20) & 0x1fff; | |
43 | *duty = nv_rd32(therm, 0x10eb24) & 0x1fff; | |
44 | return 0; | |
45 | } | |
46 | ||
47 | static int | |
e1404611 | 48 | gm107_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty) |
808a188a MP |
49 | { |
50 | nv_mask(therm, 0x10eb10, 0x1fff, divs); /* keep the high bits */ | |
51 | nv_wr32(therm, 0x10eb14, duty | 0x80000000); | |
52 | return 0; | |
53 | } | |
54 | ||
55 | static int | |
e1404611 | 56 | gm107_fan_pwm_clock(struct nvkm_therm *therm, int line) |
808a188a MP |
57 | { |
58 | return nv_device(therm)->crystal * 1000; | |
59 | } | |
60 | ||
61 | static int | |
e1404611 BS |
62 | gm107_therm_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
63 | struct nvkm_oclass *oclass, void *data, u32 size, | |
64 | struct nvkm_object **pobject) | |
808a188a MP |
65 | { |
66 | struct gm107_therm_priv *priv; | |
67 | int ret; | |
68 | ||
e1404611 | 69 | ret = nvkm_therm_create(parent, engine, oclass, &priv); |
808a188a MP |
70 | *pobject = nv_object(priv); |
71 | if (ret) | |
72 | return ret; | |
73 | ||
74 | priv->base.base.pwm_ctrl = gm107_fan_pwm_ctrl; | |
75 | priv->base.base.pwm_get = gm107_fan_pwm_get; | |
76 | priv->base.base.pwm_set = gm107_fan_pwm_set; | |
77 | priv->base.base.pwm_clock = gm107_fan_pwm_clock; | |
e1404611 BS |
78 | priv->base.base.temp_get = g84_temp_get; |
79 | priv->base.base.fan_sense = gt215_therm_fan_sense; | |
80 | priv->base.sensor.program_alarms = nvkm_therm_program_alarms_polling; | |
81 | return nvkm_therm_preinit(&priv->base.base); | |
808a188a MP |
82 | } |
83 | ||
e1404611 | 84 | struct nvkm_oclass |
808a188a MP |
85 | gm107_therm_oclass = { |
86 | .handle = NV_SUBDEV(THERM, 0x117), | |
e1404611 | 87 | .ofuncs = &(struct nvkm_ofuncs) { |
808a188a | 88 | .ctor = gm107_therm_ctor, |
e1404611 BS |
89 | .dtor = _nvkm_therm_dtor, |
90 | .init = gf110_therm_init, | |
91 | .fini = g84_therm_fini, | |
808a188a MP |
92 | }, |
93 | }; |