diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_temp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_temp.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_temp.c b/drivers/gpu/drm/nouveau/nouveau_temp.c index 5a46446dd5a..0f5a3016055 100644 --- a/drivers/gpu/drm/nouveau/nouveau_temp.c +++ b/drivers/gpu/drm/nouveau/nouveau_temp.c @@ -55,6 +55,10 @@ nouveau_temp_vbios_parse(struct drm_device *dev, u8 *temp) temps->down_clock = 100; temps->fan_boost = 90; + /* Set the default range for the pwm fan */ + pm->fan.min_duty = 30; + pm->fan.max_duty = 100; + /* Set the known default values to setup the temperature sensor */ if (dev_priv->card_type >= NV_40) { switch (dev_priv->chipset) { @@ -156,11 +160,26 @@ nouveau_temp_vbios_parse(struct drm_device *dev, u8 *temp) case 0x13: sensor->slope_div = value; break; + case 0x22: + pm->fan.min_duty = value & 0xff; + pm->fan.max_duty = (value & 0xff00) >> 8; + break; + case 0x26: + pm->fan.pwm_freq = value; + break; } temp += recordlen; } nouveau_temp_safety_checks(dev); + + /* check the fan min/max settings */ + if (pm->fan.min_duty < 10) + pm->fan.min_duty = 10; + if (pm->fan.max_duty > 100) + pm->fan.max_duty = 100; + if (pm->fan.max_duty < pm->fan.min_duty) + pm->fan.max_duty = pm->fan.min_duty; } static int @@ -267,8 +286,6 @@ probe_monitoring_device(struct nouveau_i2c_chan *i2c, static void nouveau_temp_probe_i2c(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct dcb_table *dcb = &dev_priv->vbios.dcb; struct i2c_board_info info[] = { { I2C_BOARD_INFO("w83l785ts", 0x2d) }, { I2C_BOARD_INFO("w83781d", 0x2d) }, @@ -277,11 +294,9 @@ nouveau_temp_probe_i2c(struct drm_device *dev) { I2C_BOARD_INFO("lm99", 0x4c) }, { } }; - int idx = (dcb->version >= 0x40 ? - dcb->i2c_default_indices & 0xf : 2); nouveau_i2c_identify(dev, "monitoring device", info, - probe_monitoring_device, idx); + probe_monitoring_device, NV_I2C_DEFAULT(0)); } void @@ -297,9 +312,9 @@ nouveau_temp_init(struct drm_device *dev) return; if (P.version == 1) - temp = ROMPTR(bios, P.data[12]); + temp = ROMPTR(dev, P.data[12]); else if (P.version == 2) - temp = ROMPTR(bios, P.data[16]); + temp = ROMPTR(dev, P.data[16]); else NV_WARN(dev, "unknown temp for BIT P %d\n", P.version); |