drm/nouveau/therm: disable auto fan management if temperature is not available
Signed-off-by: Martin Peres <martin.peres@labri.fr> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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@ -149,6 +149,11 @@ nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode)
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(mode != NOUVEAU_THERM_CTRL_NONE && device->card_type >= NV_C0))
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return -EINVAL;
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/* do not allow automatic fan management if the thermal sensor is
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* not available */
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if (priv->mode == 2 && therm->temp_get(therm) < 0)
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return -EINVAL;
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if (priv->mode == mode)
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return 0;
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