diff options
Diffstat (limited to 'drivers/media/rc/rc-ir-raw.c')
-rw-r--r-- | drivers/media/rc/rc-ir-raw.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c index 374f83105a23..22e44c8f16fd 100644 --- a/drivers/media/rc/rc-ir-raw.c +++ b/drivers/media/rc/rc-ir-raw.c @@ -233,7 +233,36 @@ ir_raw_get_allowed_protocols(void) static int change_protocol(struct rc_dev *dev, u64 *rc_proto) { - /* the caller will update dev->enabled_protocols */ + struct ir_raw_handler *handler; + u32 timeout = 0; + + if (!dev->max_timeout) + return 0; + + mutex_lock(&ir_raw_handler_lock); + list_for_each_entry(handler, &ir_raw_handler_list, list) { + if (handler->protocols & *rc_proto) { + if (timeout < handler->min_timeout) + timeout = handler->min_timeout; + } + } + mutex_unlock(&ir_raw_handler_lock); + + if (timeout == 0) + timeout = IR_DEFAULT_TIMEOUT; + else + timeout += MS_TO_NS(10); + + if (timeout < dev->min_timeout) + timeout = dev->min_timeout; + else if (timeout > dev->max_timeout) + timeout = dev->max_timeout; + + if (dev->s_timeout) + dev->s_timeout(dev, timeout); + else + dev->timeout = timeout; + return 0; } |