snd_ctl_find_numid man page on OpenSuSE

snd_ctl_find_numid man page on OpenSuSE

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SND_CTL_FIND_NUMID(9)		 Sound Devices		 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 3.11	 November 2013		 SND_CTL_FIND_NUMID(9)

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