8625d219f5cad006aa79fcdc47295a45980f9ffe
2 * Copyright 2012 Red Hat Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
25 #include <subdev/gpio.h>
29 struct nva3_therm_priv
{
30 struct nouveau_therm_priv base
;
34 nva3_therm_fan_sense(struct nouveau_therm
*therm
)
36 u32 tach
= nv_rd32(therm
, 0x00e728) & 0x0000ffff;
37 u32 ctrl
= nv_rd32(therm
, 0x00e720);
38 if (ctrl
& 0x00000001)
44 nva3_therm_init(struct nouveau_object
*object
)
46 struct nva3_therm_priv
*priv
= (void *)object
;
47 struct dcb_gpio_func
*tach
= &priv
->base
.fan
->tach
;
50 ret
= nouveau_therm_init(&priv
->base
.base
);
54 /* enable fan tach, count revolutions per-second */
55 nv_mask(priv
, 0x00e720, 0x00000003, 0x00000002);
56 if (tach
->func
!= DCB_GPIO_UNUSED
) {
57 nv_wr32(priv
, 0x00e724, nv_device(priv
)->crystal
* 1000);
58 nv_mask(priv
, 0x00e720, 0x001f0000, tach
->line
<< 16);
59 nv_mask(priv
, 0x00e720, 0x00000001, 0x00000001);
61 nv_mask(priv
, 0x00e720, 0x00000002, 0x00000000);
67 nva3_therm_ctor(struct nouveau_object
*parent
,
68 struct nouveau_object
*engine
,
69 struct nouveau_oclass
*oclass
, void *data
, u32 size
,
70 struct nouveau_object
**pobject
)
72 struct nva3_therm_priv
*priv
;
75 ret
= nouveau_therm_create(parent
, engine
, oclass
, &priv
);
76 *pobject
= nv_object(priv
);
80 priv
->base
.base
.pwm_ctrl
= nv50_fan_pwm_ctrl
;
81 priv
->base
.base
.pwm_get
= nv50_fan_pwm_get
;
82 priv
->base
.base
.pwm_set
= nv50_fan_pwm_set
;
83 priv
->base
.base
.pwm_clock
= nv50_fan_pwm_clock
;
84 priv
->base
.base
.temp_get
= nv50_temp_get
;
85 priv
->base
.base
.fan_sense
= nva3_therm_fan_sense
;
86 return nouveau_therm_preinit(&priv
->base
.base
);
91 .handle
= NV_SUBDEV(THERM
, 0xa3),
92 .ofuncs
= &(struct nouveau_ofuncs
) {
93 .ctor
= nva3_therm_ctor
,
94 .dtor
= _nouveau_therm_dtor
,
95 .init
= nva3_therm_init
,
96 .fini
= _nouveau_therm_fini
,
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