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@xxxxxxxxxxx>
---
drivers/media/tuners/xc5000.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c
index e135760f7d48..af137046bfe5 100644
--- a/drivers/media/tuners/xc5000.c
+++ b/drivers/media/tuners/xc5000.c
@@ -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,
--
1.9.3
--
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