SND_CTL_FIND_NUMID(9) Control/Mixer API SND_CTL_FIND_NUMID(9)NAMEsnd_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).
COPYRIGHTKernel Hackers Manual 2.6. November 2013 SND_CTL_FIND_NUMID(9)