5 #include <linux/slab.h>
6 #include <sound/core.h>
7 #include <sound/hdaudio.h>
10 * snd_array_new - get a new element from the given array
11 * @array: the array object
13 * Get a new element from the given array. If it exceeds the
14 * pre-allocated array size, re-allocate the array.
16 * Returns NULL if allocation failed.
18 void *snd_array_new(struct snd_array *array)
20 if (snd_BUG_ON(!array->elem_size))
22 if (array->used >= array->alloced) {
23 int num = array->alloced + array->alloc_align;
24 int size = (num + 1) * array->elem_size;
26 if (snd_BUG_ON(num >= 4096))
28 nlist = krealloc(array->list, size, GFP_KERNEL | __GFP_ZERO);
34 return snd_array_elem(array, array->used++);
36 EXPORT_SYMBOL_GPL(snd_array_new);
39 * snd_array_free - free the given array elements
40 * @array: the array object
42 void snd_array_free(struct snd_array *array)
49 EXPORT_SYMBOL_GPL(snd_array_free);