From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/gpu/drm/nouveau/nvkm/subdev/therm/gm107.c | 93 +++++++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/therm/gm107.c (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/therm/gm107.c') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gm107.c new file mode 100644 index 000000000..2fd110f09 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gm107.c @@ -0,0 +1,93 @@ +/* + * 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" + +#include + +struct gm107_therm_priv { + struct nvkm_therm_priv base; +}; + +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) +{ + *divs = nv_rd32(therm, 0x10eb20) & 0x1fff; + *duty = nv_rd32(therm, 0x10eb24) & 0x1fff; + return 0; +} + +static int +gm107_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty) +{ + nv_mask(therm, 0x10eb10, 0x1fff, divs); /* keep the high bits */ + nv_wr32(therm, 0x10eb14, duty | 0x80000000); + return 0; +} + +static int +gm107_fan_pwm_clock(struct nvkm_therm *therm, int line) +{ + return nv_device(therm)->crystal * 1000; +} + +static int +gm107_therm_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct gm107_therm_priv *priv; + int ret; + + ret = nvkm_therm_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + priv->base.base.pwm_ctrl = gm107_fan_pwm_ctrl; + priv->base.base.pwm_get = gm107_fan_pwm_get; + priv->base.base.pwm_set = gm107_fan_pwm_set; + priv->base.base.pwm_clock = gm107_fan_pwm_clock; + priv->base.base.temp_get = g84_temp_get; + priv->base.base.fan_sense = gt215_therm_fan_sense; + priv->base.sensor.program_alarms = nvkm_therm_program_alarms_polling; + return nvkm_therm_preinit(&priv->base.base); +} + +struct nvkm_oclass +gm107_therm_oclass = { + .handle = NV_SUBDEV(THERM, 0x117), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = gm107_therm_ctor, + .dtor = _nvkm_therm_dtor, + .init = gf110_therm_init, + .fini = g84_therm_fini, + }, +}; -- cgit v1.2.3-54-g00ecf