14 int vb2_safe_memcmp(const void *s1, const void *s2, size_t size)  in vb2_safe_memcmp()  argument
20 	if (0 == size)  in vb2_safe_memcmp()
27 	while (size--)  in vb2_safe_memcmp()
33 int vb2_align(uint8_t **ptr, uint32_t *size, uint32_t align, uint32_t want_size)  in vb2_align()  argument
41 		if (*size < offs)  in vb2_align()
45 		*size -= offs;  in vb2_align()
48 	if (*size < want_size)  in vb2_align()
54 void vb2_workbuf_init(struct vb2_workbuf *wb, uint8_t *buf, uint32_t size)  in vb2_workbuf_init()  argument
57 	wb->size = size;  in vb2_workbuf_init()
60 	if (vb2_align(&wb->buf, &wb->size, VB2_WORKBUF_ALIGN, 0))  in vb2_workbuf_init()
61 		wb->size = 0;  in vb2_workbuf_init()
75 void *vb2_workbuf_alloc(struct vb2_workbuf *wb, uint32_t size)  in vb2_workbuf_alloc()  argument
80 	size = wb_round_up(size);  in vb2_workbuf_alloc()
82 	if (size > wb->size)  in vb2_workbuf_alloc()
85 	wb->buf += size;  in vb2_workbuf_alloc()
86 	wb->size -= size;  in vb2_workbuf_alloc()
104 void vb2_workbuf_free(struct vb2_workbuf *wb, uint32_t size)  in vb2_workbuf_free()  argument
107 	size = wb_round_up(size);  in vb2_workbuf_free()
109 	wb->buf -= size;  in vb2_workbuf_free()
110 	wb->size += size;  in vb2_workbuf_free()