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drm/nouveau/therm: no toggle fan control either if we can't guarantee no pwm connected 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2013-11-05 09:58:27 +10:00
parent 09b8d73bd5
commit 21b1ed10df
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/nouveau/core/subdev/therm/fantog.c
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@ -97,6 +97,13 @@ nouveau_fantog_create(struct nouveau_therm *therm, struct dcb_gpio_func *func)
{
struct nouveau_therm_priv *tpriv = (void *)therm;
struct nouveau_fantog_priv *priv;
int ret;
if (therm->pwm_ctrl) {
ret = therm->pwm_ctrl(therm, func->line, false);
if (ret)
return ret;
}
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
tpriv->fan = &priv->base;