SND_CARD_CREATE(9) Sound Devices SND_CARD_CREATE(9)NAMEsnd_card_create - create and initialize a soundcard structure
SYNOPSIS
int snd_card_create(int idx, const char * xid, struct module * module,
int extra_size, struct snd_card ** card_ret);
ARGUMENTS
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.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 SND_CARD_CREATE(9)