51     IepCtxImpl *impl = NULL;  in iep_init()  local
57         impl = mpp_calloc(IepCtxImpl, 1);  in iep_init()
58         if (NULL == impl) {  in iep_init()
69         if (0 > ioctl(fd, IEP_QUERY_CAP, &impl->cap)) {  in iep_init()
71             IepHwCap *cap = &impl->cap;  in iep_init()
88         impl->fd = fd;  in iep_init()
89         impl->pid = getpid();  in iep_init()
91         *ctx = impl;  in iep_init()
98     MPP_FREE(impl);  in iep_init()
110     IepCtxImpl *impl = (IepCtxImpl *)ctx;  in iep_deinit()  local
112     if (impl->fd > 0) {  in iep_deinit()
113         close(impl->fd);  in iep_deinit()
114         impl->fd = -1;  in iep_deinit()
338     IepCtxImpl *impl = (IepCtxImpl *)ctx;  in iep_control()  local
339     IepMsg *msg = &impl->msg;  in iep_control()
574         int ops_ret = ioctl(impl->fd, IEP_SET_PARAMETER, msg);  in iep_control()
576             mpp_err("pid %d ioctl IEP_SET_PARAMETER failure\n", impl->pid);  in iep_control()
579         ops_ret = ioctl(impl->fd, IEP_GET_RESULT_SYNC, 0);  in iep_control()
581             mpp_err("pid %d get result failure\n", impl->pid);  in iep_control()
587             *(IepHwCap **)param = &impl->cap;  in iep_control()