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-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/therm/base.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/base.c b/drivers/gpu/drm/nouveau/core/subdev/therm/base.c
index b35b4a2..25b7f6a 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/therm/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/therm/base.c
@@ -71,6 +71,13 @@ nouveau_therm_update_linear(struct nouveau_therm *therm)
u8 temp = therm->temp_get(therm);
u16 duty;
+ /* handle the non-linear part first */
+ if (temp < linear_min_temp)
+ return priv->fan->bios.min_duty;
+ else if (temp > linear_max_temp)
+ return priv->fan->bios.max_duty;
+
+ /* we are in the linear zone */
duty = (temp - linear_min_temp);
duty *= (priv->fan->bios.max_duty - priv->fan->bios.min_duty);
duty /= (linear_max_temp - linear_min_temp);