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/*
* Copyright 2018 Red Hat Inc.
*
* 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: Lyude Paul
*/
#include <core/device.h>
#include "priv.h"
#include "gk104.h"
void
gk104_clkgate_enable(struct nvkm_therm *base)
{
struct gk104_therm *therm = gk104_therm(base);
struct nvkm_device *dev = therm->base.subdev.device;
const struct gk104_clkgate_engine_info *order = therm->clkgate_order;
int i;
/* Program ENG_MANT, ENG_FILTER */
for (i = 0; order[i].engine != NVKM_SUBDEV_NR; i++) {
if (!nvkm_device_subdev(dev, order[i].engine))
continue;
nvkm_mask(dev, 0x20200 + order[i].offset, 0xff00, 0x4500);
}
/* magic */
nvkm_wr32(dev, 0x020288, therm->idle_filter->fecs);
nvkm_wr32(dev, 0x02028c, therm->idle_filter->hubmmu);
/* Enable clockgating (ENG_CLK = RUN->AUTO) */
for (i = 0; order[i].engine != NVKM_SUBDEV_NR; i++) {
if (!nvkm_device_subdev(dev, order[i].engine))
continue;
nvkm_mask(dev, 0x20200 + order[i].offset, 0x00ff, 0x0045);
}
}
void
gk104_clkgate_fini(struct nvkm_therm *base, bool suspend)
{
struct gk104_therm *therm = gk104_therm(base);
struct nvkm_device *dev = therm->base.subdev.device;
const struct gk104_clkgate_engine_info *order = therm->clkgate_order;
int i;
/* ENG_CLK = AUTO->RUN, ENG_PWR = RUN->AUTO */
for (i = 0; order[i].engine != NVKM_SUBDEV_NR; i++) {
if (!nvkm_device_subdev(dev, order[i].engine))
continue;
nvkm_mask(dev, 0x20200 + order[i].offset, 0xff, 0x54);
}
}
const struct gk104_clkgate_engine_info gk104_clkgate_engine_info[] = {
{ NVKM_ENGINE_GR, 0x00 },
{ NVKM_ENGINE_MSPDEC, 0x04 },
{ NVKM_ENGINE_MSPPP, 0x08 },
{ NVKM_ENGINE_MSVLD, 0x0c },
{ NVKM_ENGINE_CE0, 0x10 },
{ NVKM_ENGINE_CE1, 0x14 },
{ NVKM_ENGINE_MSENC, 0x18 },
{ NVKM_ENGINE_CE2, 0x1c },
{ NVKM_SUBDEV_NR, 0 },
};
const struct gf100_idle_filter gk104_idle_filter = {
.fecs = 0x00001000,
.hubmmu = 0x00001000,
};
static const struct nvkm_therm_func
gk104_therm_func = {
.init = gf119_therm_init,
.fini = g84_therm_fini,
.pwm_ctrl = gf119_fan_pwm_ctrl,
.pwm_get = gf119_fan_pwm_get,
.pwm_set = gf119_fan_pwm_set,
.pwm_clock = gf119_fan_pwm_clock,
.temp_get = g84_temp_get,
.fan_sense = gt215_therm_fan_sense,
.program_alarms = nvkm_therm_program_alarms_polling,
.clkgate_enable = gk104_clkgate_enable,
.clkgate_fini = gk104_clkgate_fini,
};
static int
gk104_therm_new_(const struct nvkm_therm_func *func,
struct nvkm_device *device,
int index,
const struct gk104_clkgate_engine_info *clkgate_order,
const struct gf100_idle_filter *idle_filter,
struct nvkm_therm **ptherm)
{
struct gk104_therm *therm = kzalloc(sizeof(*therm), GFP_KERNEL);
if (!therm)
return -ENOMEM;
nvkm_therm_ctor(&therm->base, device, index, func);
*ptherm = &therm->base;
therm->clkgate_order = clkgate_order;
therm->idle_filter = idle_filter;
return 0;
}
int
gk104_therm_new(struct nvkm_device *device,
int index, struct nvkm_therm **ptherm)
{
return gk104_therm_new_(&gk104_therm_func, device, index,
gk104_clkgate_engine_info, &gk104_idle_filter,
ptherm);
}
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