Name
snd_ctl_find_numid —
find the control instance with the given number-id
Synopsis
struct snd_kcontrol * snd_ctl_find_numid ( | struct snd_card * card, |
| | unsigned int numid); |
Arguments
card
the card instance
numid
the number-id to search
Description
Finds the control instance with the given number-id from the card.
Returns the pointer of the instance if found, or NULL if not.
The caller must down card->controls_rwsem before calling this function
(if the race condition can happen).