diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2017-07-11 08:30:41 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-07-18 17:55:38 +0200 |
| commit | b8d62f50b1df2571afcf47107bbbe9cd60f8aafd (patch) | |
| tree | b4b95eddddecdcdc902b3bb64470b65e9b6044f4 /include | |
| parent | media: cec: document the new CEC pin capability, events and mode (diff) | |
| download | linux-b8d62f50b1df2571afcf47107bbbe9cd60f8aafd.tar.xz linux-b8d62f50b1df2571afcf47107bbbe9cd60f8aafd.zip | |
media: cec: add core support for low-level CEC pin monitoring
Add support for the new MONITOR_PIN mode.
Add the cec_pin_event function that the CEC pin code will call to queue pin
change events.
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>
Diffstat (limited to 'include')
| -rw-r--r-- | include/media/cec.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/media/cec.h b/include/media/cec.h index 6cc862af74e5..d983960b37ad 100644 --- a/include/media/cec.h +++ b/include/media/cec.h @@ -177,6 +177,7 @@ struct cec_adapter { bool is_configuring; bool is_configured; u32 monitor_all_cnt; + u32 monitor_pin_cnt; u32 follower_cnt; struct cec_fh *cec_follower; struct cec_fh *cec_initiator; @@ -272,6 +273,16 @@ static inline void cec_received_msg(struct cec_adapter *adap, } /** + * cec_queue_pin_event() - queue a pin event with a given timestamp. + * + * @adap: pointer to the cec adapter + * @is_high: when true the pin is high, otherwise it is low + * @ts: the timestamp for this event + * + */ +void cec_queue_pin_event(struct cec_adapter *adap, bool is_high, ktime_t ts); + +/** * cec_get_edid_phys_addr() - find and return the physical address * * @edid: pointer to the EDID data |