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path: root/drivers/gpu/drm/nouveau/nouveau_temp.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_temp.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_temp.c29
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);