diff options
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drv.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_pm.c | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_pm.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_state.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_temp.c | 50 |
5 files changed, 43 insertions, 39 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 3fc5596df360..799cd149745d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -411,6 +411,8 @@ struct nouveau_pm_engine { struct nouveau_pm_level boot; struct nouveau_pm_level *cur; + struct device *hwmon; + int (*clock_get)(struct drm_device *, u32 id); void *(*clock_pre)(struct drm_device *, u32 id, int khz); void (*clock_set)(struct drm_device *, void *); @@ -418,6 +420,7 @@ struct nouveau_pm_engine { int (*voltage_set)(struct drm_device *, int voltage); int (*fanspeed_get)(struct drm_device *); int (*fanspeed_set)(struct drm_device *, int fanspeed); + int (*temp_get)(struct drm_device *); }; struct nouveau_engine { @@ -679,8 +682,6 @@ struct drm_nouveau_private { struct nouveau_fbdev *nfbdev; struct apertures_struct *apertures; - - struct device *int_hwmon_dev; }; static inline struct drm_nouveau_private * diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index 09b638435f8f..85a56dea0ef7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -289,8 +289,10 @@ static ssize_t nouveau_hwmon_show_temp(struct device *d, struct device_attribute *a, char *buf) { struct drm_device *dev = dev_get_drvdata(d); + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pm_engine *pm = &dev_priv->engine.pm; - return snprintf(buf, PAGE_SIZE, "%d\n", nouveau_temp_get(dev)*1000); + return snprintf(buf, PAGE_SIZE, "%d\n", pm->temp_get(dev)*1000); } static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, nouveau_hwmon_show_temp, NULL, 0); @@ -399,10 +401,12 @@ static int nouveau_hwmon_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pm_engine *pm = &dev_priv->engine.pm; struct device *hwmon_dev; int ret; - dev_priv->int_hwmon_dev = NULL; + if (!pm->temp_get) + return -ENODEV; hwmon_dev = hwmon_device_register(&dev->pdev->dev); if (IS_ERR(hwmon_dev)) { @@ -421,7 +425,7 @@ nouveau_hwmon_init(struct drm_device *dev) return ret; } - dev_priv->int_hwmon_dev = hwmon_dev; + pm->hwmon = hwmon_dev; return 0; } @@ -430,15 +434,14 @@ static void nouveau_hwmon_fini(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pm_engine *pm = &dev_priv->engine.pm; - if (dev_priv->int_hwmon_dev) { - sysfs_remove_group(&dev_priv->int_hwmon_dev->kobj, - &hwmon_attrgroup); - hwmon_device_unregister(dev_priv->int_hwmon_dev); + if (pm->hwmon) { + sysfs_remove_group(&pm->hwmon->kobj, &hwmon_attrgroup); + hwmon_device_unregister(pm->hwmon); } } - int nouveau_pm_init(struct drm_device *dev) { diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.h b/drivers/gpu/drm/nouveau/nouveau_pm.h index d048b7516b1c..6ad0ca9db88f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.h +++ b/drivers/gpu/drm/nouveau/nouveau_pm.h @@ -56,6 +56,7 @@ void nv50_pm_clock_set(struct drm_device *, void *); void nouveau_temp_init(struct drm_device *dev); void nouveau_temp_fini(struct drm_device *dev); void nouveau_temp_safety_checks(struct drm_device *dev); -int16_t nouveau_temp_get(struct drm_device *dev); +int nv40_temp_get(struct drm_device *dev); +int nv84_temp_get(struct drm_device *dev); #endif diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index f9f77de6bbc0..affcfc2fae19 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -320,6 +320,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) engine->pm.clock_set = nv04_pm_clock_set; engine->pm.voltage_get = nouveau_voltage_gpio_get; engine->pm.voltage_set = nouveau_voltage_gpio_set; + engine->pm.temp_get = nv40_temp_get; break; case 0x50: case 0x80: /* gotta love NVIDIA's consistency.. */ @@ -379,6 +380,10 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) engine->pm.clock_set = nv50_pm_clock_set; engine->pm.voltage_get = nouveau_voltage_gpio_get; engine->pm.voltage_set = nouveau_voltage_gpio_set; + if (dev_priv->chipset >= 0x84) + engine->pm.temp_get = nv84_temp_get; + else + engine->pm.temp_get = nv40_temp_get; break; case 0xC0: engine->instmem.init = nvc0_instmem_init; diff --git a/drivers/gpu/drm/nouveau/nouveau_temp.c b/drivers/gpu/drm/nouveau/nouveau_temp.c index 86b170a851be..2f7785ca4e48 100644 --- a/drivers/gpu/drm/nouveau/nouveau_temp.c +++ b/drivers/gpu/drm/nouveau/nouveau_temp.c @@ -154,8 +154,8 @@ nouveau_temp_vbios_parse(struct drm_device *dev, u8 *temp) nouveau_temp_safety_checks(dev); } -static s16 -nouveau_nv40_sensor_setup(struct drm_device *dev) +static int +nv40_sensor_setup(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; @@ -182,40 +182,34 @@ nouveau_nv40_sensor_setup(struct drm_device *dev) return nv_rd32(dev, 0x0015b4) & 0x1fff; } -s16 -nouveau_temp_get(struct drm_device *dev) +int +nv40_temp_get(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; struct nouveau_pm_temp_sensor_constants *sensor = &pm->sensor_constants; + int offset = sensor->offset_mult / sensor->offset_div; + int core_temp; - if (dev_priv->chipset >= 0x84) { - return nv_rd32(dev, 0x20400); - } else if (dev_priv->chipset >= 0x40) { - u32 offset = sensor->offset_mult / sensor->offset_div; - u32 core_temp; - - if (dev_priv->chipset >= 0x50) { - core_temp = nv_rd32(dev, 0x20008); - } else { - core_temp = nv_rd32(dev, 0x0015b4) & 0x1fff; - /* Setup the sensor if the temperature is 0 */ - if (core_temp == 0) - core_temp = nouveau_nv40_sensor_setup(dev); - } - - core_temp = core_temp * sensor->slope_mult / sensor->slope_div; - core_temp = core_temp + offset + sensor->offset_constant; - - return core_temp; + if (dev_priv->chipset >= 0x50) { + core_temp = nv_rd32(dev, 0x20008); } else { - NV_ERROR(dev, - "Temperature cannot be retrieved from an nv%x card\n", - dev_priv->chipset); - return 0; + core_temp = nv_rd32(dev, 0x0015b4) & 0x1fff; + /* Setup the sensor if the temperature is 0 */ + if (core_temp == 0) + core_temp = nv40_sensor_setup(dev); } - return 0; + core_temp = core_temp * sensor->slope_mult / sensor->slope_div; + core_temp = core_temp + offset + sensor->offset_constant; + + return core_temp; +} + +int +nv84_temp_get(struct drm_device *dev) +{ + return nv_rd32(dev, 0x20400); } void |