diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/therm/gf110.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/therm/gf110.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gf110.c b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gf110.c deleted file mode 100644 index 46b7e656a752..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gf110.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * Copyright 2012 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: Ben Skeggs - */ -#include "priv.h" - -#include <core/device.h> - -struct gf110_therm_priv { - struct nvkm_therm_priv base; -}; - -static int -pwm_info(struct nvkm_therm *therm, int line) -{ - u32 gpio = nv_rd32(therm, 0x00d610 + (line * 0x04)); - - switch (gpio & 0x000000c0) { - case 0x00000000: /* normal mode, possibly pwm forced off by us */ - case 0x00000040: /* nvio special */ - switch (gpio & 0x0000001f) { - case 0x00: return 2; - case 0x19: return 1; - case 0x1c: return 0; - case 0x1e: return 2; - default: - break; - } - default: - break; - } - - nv_error(therm, "GPIO %d unknown PWM: 0x%08x\n", line, gpio); - return -ENODEV; -} - -static int -gf110_fan_pwm_ctrl(struct nvkm_therm *therm, int line, bool enable) -{ - u32 data = enable ? 0x00000040 : 0x00000000; - int indx = pwm_info(therm, line); - if (indx < 0) - return indx; - else if (indx < 2) - nv_mask(therm, 0x00d610 + (line * 0x04), 0x000000c0, data); - /* nothing to do for indx == 2, it seems hardwired to PTHERM */ - return 0; -} - -static int -gf110_fan_pwm_get(struct nvkm_therm *therm, int line, u32 *divs, u32 *duty) -{ - int indx = pwm_info(therm, line); - if (indx < 0) - return indx; - else if (indx < 2) { - if (nv_rd32(therm, 0x00d610 + (line * 0x04)) & 0x00000040) { - *divs = nv_rd32(therm, 0x00e114 + (indx * 8)); - *duty = nv_rd32(therm, 0x00e118 + (indx * 8)); - return 0; - } - } else if (indx == 2) { - *divs = nv_rd32(therm, 0x0200d8) & 0x1fff; - *duty = nv_rd32(therm, 0x0200dc) & 0x1fff; - return 0; - } - - return -EINVAL; -} - -static int -gf110_fan_pwm_set(struct nvkm_therm *therm, int line, u32 divs, u32 duty) -{ - int indx = pwm_info(therm, line); - if (indx < 0) - return indx; - else if (indx < 2) { - nv_wr32(therm, 0x00e114 + (indx * 8), divs); - nv_wr32(therm, 0x00e118 + (indx * 8), duty | 0x80000000); - } else if (indx == 2) { - nv_mask(therm, 0x0200d8, 0x1fff, divs); /* keep the high bits */ - nv_wr32(therm, 0x0200dc, duty | 0x40000000); - } - return 0; -} - -static int -gf110_fan_pwm_clock(struct nvkm_therm *therm, int line) -{ - int indx = pwm_info(therm, line); - if (indx < 0) - return 0; - else if (indx < 2) - return (nv_device(therm)->crystal * 1000) / 20; - else - return nv_device(therm)->crystal * 1000 / 10; -} - -int -gf110_therm_init(struct nvkm_object *object) -{ - struct gf110_therm_priv *priv = (void *)object; - int ret; - - ret = nvkm_therm_init(&priv->base.base); - if (ret) - return ret; - - /* enable fan tach, count revolutions per-second */ - nv_mask(priv, 0x00e720, 0x00000003, 0x00000002); - if (priv->base.fan->tach.func != DCB_GPIO_UNUSED) { - nv_mask(priv, 0x00d79c, 0x000000ff, priv->base.fan->tach.line); - nv_wr32(priv, 0x00e724, nv_device(priv)->crystal * 1000); - nv_mask(priv, 0x00e720, 0x00000001, 0x00000001); - } - nv_mask(priv, 0x00e720, 0x00000002, 0x00000000); - - return 0; -} - -static int -gf110_therm_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) -{ - struct gf110_therm_priv *priv; - int ret; - - ret = nvkm_therm_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - g84_sensor_setup(&priv->base.base); - - priv->base.base.pwm_ctrl = gf110_fan_pwm_ctrl; - priv->base.base.pwm_get = gf110_fan_pwm_get; - priv->base.base.pwm_set = gf110_fan_pwm_set; - priv->base.base.pwm_clock = gf110_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 -gf110_therm_oclass = { - .handle = NV_SUBDEV(THERM, 0xd0), - .ofuncs = &(struct nvkm_ofuncs) { - .ctor = gf110_therm_ctor, - .dtor = _nvkm_therm_dtor, - .init = gf110_therm_init, - .fini = g84_therm_fini, - }, -}; |
