SND_CTL_FIND_NUMID(9)                   Control/Mixer API                   SND_CTL_FIND_NUMID(9)



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.

       The caller must down card->controls_rwsem before calling this function (if the race
       condition can happen).

RETURN
       The pointer of the instance if found, or NULL if not.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                     SND_CTL_FIND_NUMID(9)