class_create
coproc_device.class = class_create(name);
EXPORT_SYMBOL_GPL(class_create);
wakeup_class = class_create("wakeup");
devfreq_class = class_create("devfreq");
dma_heap_class = class_create(DEVNAME);
extcon_class = class_create("extcon");
gnss_class = class_create("gnss");
drm_dp_aux_dev_class = class_create("drm_dp_aux_dev");
drm_class = class_create("drm");
dvb_class = class_create("dvb");
c2port_class = class_create("c2port");
tc = class_create("thermal");
fb_class = class_create("graphics");
coda_psdev_class = class_create("coda");
cuse_class = class_create("cuse");
pmsg_class = class_create(PMSG_NAME);
struct class * __must_check class_create(const char *name);
idletimer_tg_class = class_create("xt_idletimer");