Name

snd_ctl_find_id — find the control instance with the given id

Synopsis

snd_kcontrol_t * snd_ctl_find_id (snd_card_t * card, snd_ctl_elem_id_t * id);

Arguments

card

the card instance

id

the id to search

Description

Finds the control instance with the given 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).