media: cec: add adap_free op

This is needed for CEC adapters that allocate resources that have
to be freed before the cec_adapter is deleted.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Hans Verkuil 2017-07-11 03:30:36 -03:00 committed by Mauro Carvalho Chehab
parent 0861ad14c6
commit e6259b5f7a
2 changed files with 3 additions and 0 deletions

View File

@ -374,6 +374,8 @@ void cec_delete_adapter(struct cec_adapter *adap)
kthread_stop(adap->kthread);
if (adap->kthread_config)
kthread_stop(adap->kthread_config);
if (adap->ops->adap_free)
adap->ops->adap_free(adap);
#ifdef CONFIG_MEDIA_CEC_RC
rc_free_device(adap->rc);
#endif

View File

@ -114,6 +114,7 @@ struct cec_adap_ops {
int (*adap_transmit)(struct cec_adapter *adap, u8 attempts,
u32 signal_free_time, struct cec_msg *msg);
void (*adap_status)(struct cec_adapter *adap, struct seq_file *file);
void (*adap_free)(struct cec_adapter *adap);
/* High-level CEC message callback */
int (*received)(struct cec_adapter *adap, struct cec_msg *msg);