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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c
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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c67
1 files changed, 32 insertions, 35 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c
index bde5ceaeb..340f37a29 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/fanpwm.c
@@ -24,13 +24,12 @@
*/
#include "priv.h"
-#include <core/device.h>
#include <core/option.h>
#include <subdev/bios.h>
#include <subdev/bios/fan.h>
#include <subdev/gpio.h>
-struct nvkm_fanpwm_priv {
+struct nvkm_fanpwm {
struct nvkm_fan base;
struct dcb_gpio_func func;
};
@@ -38,76 +37,74 @@ struct nvkm_fanpwm_priv {
static int
nvkm_fanpwm_get(struct nvkm_therm *therm)
{
- struct nvkm_therm_priv *tpriv = (void *)therm;
- struct nvkm_fanpwm_priv *priv = (void *)tpriv->fan;
- struct nvkm_gpio *gpio = nvkm_gpio(therm);
- int card_type = nv_device(therm)->card_type;
+ struct nvkm_fanpwm *fan = (void *)therm->fan;
+ struct nvkm_device *device = therm->subdev.device;
+ struct nvkm_gpio *gpio = device->gpio;
+ int card_type = device->card_type;
u32 divs, duty;
int ret;
- ret = therm->pwm_get(therm, priv->func.line, &divs, &duty);
+ ret = therm->func->pwm_get(therm, fan->func.line, &divs, &duty);
if (ret == 0 && divs) {
divs = max(divs, duty);
- if (card_type <= NV_40 || (priv->func.log[0] & 1))
+ if (card_type <= NV_40 || (fan->func.log[0] & 1))
duty = divs - duty;
return (duty * 100) / divs;
}
- return gpio->get(gpio, 0, priv->func.func, priv->func.line) * 100;
+ return nvkm_gpio_get(gpio, 0, fan->func.func, fan->func.line) * 100;
}
static int
nvkm_fanpwm_set(struct nvkm_therm *therm, int percent)
{
- struct nvkm_therm_priv *tpriv = (void *)therm;
- struct nvkm_fanpwm_priv *priv = (void *)tpriv->fan;
- int card_type = nv_device(therm)->card_type;
+ struct nvkm_fanpwm *fan = (void *)therm->fan;
+ int card_type = therm->subdev.device->card_type;
u32 divs, duty;
int ret;
- divs = priv->base.perf.pwm_divisor;
- if (priv->base.bios.pwm_freq) {
+ divs = fan->base.perf.pwm_divisor;
+ if (fan->base.bios.pwm_freq) {
divs = 1;
- if (therm->pwm_clock)
- divs = therm->pwm_clock(therm, priv->func.line);
- divs /= priv->base.bios.pwm_freq;
+ if (therm->func->pwm_clock)
+ divs = therm->func->pwm_clock(therm, fan->func.line);
+ divs /= fan->base.bios.pwm_freq;
}
duty = ((divs * percent) + 99) / 100;
- if (card_type <= NV_40 || (priv->func.log[0] & 1))
+ if (card_type <= NV_40 || (fan->func.log[0] & 1))
duty = divs - duty;
- ret = therm->pwm_set(therm, priv->func.line, divs, duty);
+ ret = therm->func->pwm_set(therm, fan->func.line, divs, duty);
if (ret == 0)
- ret = therm->pwm_ctrl(therm, priv->func.line, true);
+ ret = therm->func->pwm_ctrl(therm, fan->func.line, true);
return ret;
}
int
nvkm_fanpwm_create(struct nvkm_therm *therm, struct dcb_gpio_func *func)
{
- struct nvkm_device *device = nv_device(therm);
- struct nvkm_therm_priv *tpriv = (void *)therm;
- struct nvkm_bios *bios = nvkm_bios(therm);
- struct nvkm_fanpwm_priv *priv;
- struct nvbios_therm_fan fan;
+ struct nvkm_device *device = therm->subdev.device;
+ struct nvkm_bios *bios = device->bios;
+ struct nvkm_fanpwm *fan;
+ struct nvbios_therm_fan info = {};
u32 divs, duty;
- nvbios_fan_parse(bios, &fan);
+ nvbios_fan_parse(bios, &info);
if (!nvkm_boolopt(device->cfgopt, "NvFanPWM", func->param) ||
- !therm->pwm_ctrl || fan.type == NVBIOS_THERM_FAN_TOGGLE ||
- therm->pwm_get(therm, func->line, &divs, &duty) == -ENODEV)
+ !therm->func->pwm_ctrl || info.type == NVBIOS_THERM_FAN_TOGGLE ||
+ therm->func->pwm_get(therm, func->line, &divs, &duty) == -ENODEV)
return -ENODEV;
- priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- tpriv->fan = &priv->base;
- if (!priv)
+ fan = kzalloc(sizeof(*fan), GFP_KERNEL);
+ therm->fan = &fan->base;
+ if (!fan)
return -ENOMEM;
- priv->base.type = "PWM";
- priv->base.get = nvkm_fanpwm_get;
- priv->base.set = nvkm_fanpwm_set;
- priv->func = *func;
+ fan->base.type = "PWM";
+ fan->base.get = nvkm_fanpwm_get;
+ fan->base.set = nvkm_fanpwm_set;
+ fan->func = *func;
return 0;
}