SND_CARD_NEW(9)                   Management of Cards and Device                  SND_CARD_NEW(9)



NAME
       snd_card_new - create and initialize a soundcard structure

SYNOPSIS
       int snd_card_new(struct device * parent, int idx, const char * xid,
                        struct module * module, int extra_size, struct snd_card ** card_ret);

ARGUMENTS
       parent
           the parent device object

       idx
           card index (address) [0 ... (SNDRV_CARDS-1)]

       xid
           card identification (ASCII string)

       module
           top level module for locking

       extra_size
           allocate this extra size after the main soundcard structure

       card_ret
           the pointer to store the created card instance

DESCRIPTION
       Creates and initializes a soundcard structure.

       The function allocates snd_card instance via kzalloc with the given space for the driver
       to use freely. The allocated struct is stored in the given card_ret pointer.

RETURN
       Zero if successful or a negative error code.

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