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[media] xc5000: fix xc5000 suspend

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After xc5000 stops working, it waits for 5 seconds, waiting
for a new usage. Only after that it goes to low power mode.

If a suspend event happens before that, a work queue will
remain active, with causes suspend to crash.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-08-09 21:47:20 -03:00
parent 59d7889ae4
commit 91a5307cb0
1 changed files with 19 additions and 0 deletions
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19
drivers/media/tuners/xc5000.c
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@ -1229,6 +1229,24 @@ static int xc5000_sleep(struct dvb_frontend *fe)
return 0;
}
static int xc5000_suspend(struct dvb_frontend *fe)
{
struct xc5000_priv *priv = fe->tuner_priv;
int ret;
dprintk(1, "%s()\n", __func__);
cancel_delayed_work(&priv->timer_sleep);
ret = xc5000_tuner_reset(fe);
if (ret != 0)
printk(KERN_ERR
"xc5000: %s() unable to shutdown tuner\n",
__func__);
return 0;
}
static int xc5000_init(struct dvb_frontend *fe)
{
struct xc5000_priv *priv = fe->tuner_priv;
@ -1293,6 +1311,7 @@ static const struct dvb_tuner_ops xc5000_tuner_ops = {
.release = xc5000_release,
.init = xc5000_init,
.sleep = xc5000_sleep,
.suspend = xc5000_suspend,
.set_config = xc5000_set_config,
.set_params = xc5000_set_params,