From: Martin Peres Date: Sun, 17 Aug 2014 15:33:08 +0000 (+0200) Subject: drm/gm107/therm: add PWM fan support v2 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=808a188a33a3342737bc389afad9d13fd900ff67;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/gm107/therm: add PWM fan support v2 v2: change the copyright ownership from "Nouveau Community" to myself, as per Illia's recommendation. Signed-off-by: Martin Peres Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile index 75aa5e332d4f..c6631812d910 100644 --- a/drivers/gpu/drm/nouveau/Makefile +++ b/drivers/gpu/drm/nouveau/Makefile @@ -191,6 +191,7 @@ nouveau-y += core/subdev/therm/nv50.o nouveau-y += core/subdev/therm/nv84.o nouveau-y += core/subdev/therm/nva3.o nouveau-y += core/subdev/therm/nvd0.o +nouveau-y += core/subdev/therm/gm107.o nouveau-y += core/subdev/timer/base.o nouveau-y += core/subdev/timer/nv04.o nouveau-y += core/subdev/timer/gk20a.o diff --git a/drivers/gpu/drm/nouveau/core/engine/device/gm100.c b/drivers/gpu/drm/nouveau/core/engine/device/gm100.c index 377ec0b8851e..136dd9840250 100644 --- a/drivers/gpu/drm/nouveau/core/engine/device/gm100.c +++ b/drivers/gpu/drm/nouveau/core/engine/device/gm100.c @@ -63,9 +63,7 @@ gm100_identify(struct nouveau_device *device) device->oclass[NVDEV_SUBDEV_GPIO ] = nve0_gpio_oclass; device->oclass[NVDEV_SUBDEV_I2C ] = nvd0_i2c_oclass; device->oclass[NVDEV_SUBDEV_CLOCK ] = &nve0_clock_oclass; -#if 0 - device->oclass[NVDEV_SUBDEV_THERM ] = &nvd0_therm_oclass; -#endif + device->oclass[NVDEV_SUBDEV_THERM ] = &gm107_therm_oclass; device->oclass[NVDEV_SUBDEV_MXM ] = &nv50_mxm_oclass; device->oclass[NVDEV_SUBDEV_DEVINIT] = gm107_devinit_oclass; device->oclass[NVDEV_SUBDEV_MC ] = gk20a_mc_oclass; diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/therm.h b/drivers/gpu/drm/nouveau/core/include/subdev/therm.h index d4a68179e586..a437597dcafc 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/therm.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/therm.h @@ -78,5 +78,6 @@ extern struct nouveau_oclass nv50_therm_oclass; extern struct nouveau_oclass nv84_therm_oclass; extern struct nouveau_oclass nva3_therm_oclass; extern struct nouveau_oclass nvd0_therm_oclass; +extern struct nouveau_oclass gm107_therm_oclass; #endif diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c b/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c index 016990a8252c..3656d605168f 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c @@ -31,6 +31,8 @@ #include #include +#include + static int nouveau_fan_update(struct nouveau_fan *fan, bool immediate, int target) { @@ -275,8 +277,11 @@ nouveau_therm_fan_ctor(struct nouveau_therm *therm) /* other random init... */ nouveau_therm_fan_set_defaults(therm); nvbios_perf_fan_parse(bios, &priv->fan->perf); - if (nvbios_therm_fan_parse(bios, &priv->fan->bios)) - nv_error(therm, "parsing the thermal table failed\n"); + if (!nvbios_fan_parse(bios, &priv->fan->bios)) { + nv_debug(therm, "parsing the fan table failed\n"); + if (nvbios_therm_fan_parse(bios, &priv->fan->bios)) + nv_error(therm, "parsing both fan tables failed\n"); + } nouveau_therm_fan_safety_checks(therm); return 0; } diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/gm107.c b/drivers/gpu/drm/nouveau/core/subdev/therm/gm107.c new file mode 100644 index 000000000000..668cf3322285 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/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" + +struct gm107_therm_priv { + struct nouveau_therm_priv base; +}; + +static int +gm107_fan_pwm_ctrl(struct nouveau_therm *therm, int line, bool enable) +{ + /* nothing to do, it seems hardwired */ + return 0; +} + +static int +gm107_fan_pwm_get(struct nouveau_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 nouveau_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 nouveau_therm *therm, int line) +{ + return nv_device(therm)->crystal * 1000; +} + +static int +gm107_therm_ctor(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct gm107_therm_priv *priv; + int ret; + + ret = nouveau_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 = nv84_temp_get; + priv->base.base.fan_sense = nva3_therm_fan_sense; + priv->base.sensor.program_alarms = nouveau_therm_program_alarms_polling; + return nouveau_therm_preinit(&priv->base.base); +} + +struct nouveau_oclass +gm107_therm_oclass = { + .handle = NV_SUBDEV(THERM, 0x117), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = gm107_therm_ctor, + .dtor = _nouveau_therm_dtor, + .init = nvd0_therm_init, + .fini = nv84_therm_fini, + }, +}; diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/nvd0.c b/drivers/gpu/drm/nouveau/core/subdev/therm/nvd0.c index bbf117be572f..04bb84fab170 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/nvd0.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/nvd0.c @@ -114,7 +114,7 @@ nvd0_fan_pwm_clock(struct nouveau_therm *therm, int line) return nv_device(therm)->crystal * 1000 / 10; } -static int +int nvd0_therm_init(struct nouveau_object *object) { struct nvd0_therm_priv *priv = (void *)object; diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h b/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h index 916fca5c7816..4262d1d7a13d 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h @@ -149,6 +149,8 @@ int nv84_therm_fini(struct nouveau_object *object, bool suspend); int nva3_therm_fan_sense(struct nouveau_therm *); +int nvd0_therm_init(struct nouveau_object *object); + int nouveau_fanpwm_create(struct nouveau_therm *, struct dcb_gpio_func *); int nouveau_fantog_create(struct nouveau_therm *, struct dcb_gpio_func *); int nouveau_fannil_create(struct nouveau_therm *);