blob: c845fd392f58f0cdf05234cf236206bfcb3299d0 [file] [log] [blame]
/*
* Copyright 2014 Martin Peres
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Martin Peres
*/
#include "priv.h"
static int
gm107_fan_pwm_ctrl(struct nvkm_therm *therm, int line, bool enable)
{
/* nothing to do, it seems hardwired */
return 0;
}
static int
gm107_fan_pwm_get(struct nvkm_therm *therm, int line, u32 *divs, u32 *duty)
{
struct nvkm_device *device = therm->subdev.device;
*divs = nvkm_rd32(device, 0x10eb20) & 0x1fff;
*duty = nvkm_rd32(device, 0x10eb24) & 0x1fff;
return 0;
}
static int
gm107_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty)
{
struct nvkm_device *device = therm->subdev.device;
nvkm_mask(device, 0x10eb10, 0x1fff, divs); /* keep the high bits */
nvkm_wr32(device, 0x10eb14, duty | 0x80000000);
return 0;
}
static int
gm107_fan_pwm_clock(struct nvkm_therm *therm, int line)
{
return therm->subdev.device->crystal * 1000;
}
static const struct nvkm_therm_func
gm107_therm = {
.init = gf119_therm_init,
.fini = g84_therm_fini,
.pwm_ctrl = gm107_fan_pwm_ctrl,
.pwm_get = gm107_fan_pwm_get,
.pwm_set = gm107_fan_pwm_set,
.pwm_clock = gm107_fan_pwm_clock,
.temp_get = g84_temp_get,
.fan_sense = gt215_therm_fan_sense,
.program_alarms = nvkm_therm_program_alarms_polling,
};
int
gm107_therm_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_therm **ptherm)
{
return nvkm_therm_new_(&gm107_therm, device, type, inst, ptherm);
}