68     int     fd = ipc->fd;  in xf_ipc_send()  local
74     XF_CHK_ERR(write(fd, msg, sizeof(*msg)) == sizeof(*msg), -errno);  in xf_ipc_send()
76 …ret = ioctl(fd, HIFI_MISC_IOCTL_XAF_IPC_MSG_SEND, msg);// GJB:-Verify th return value with driver …  in xf_ipc_send()
86     int             fd = ipc->fd;  in xf_ipc_wait()  local
92     FD_SET(fd, &rfds);  in xf_ipc_wait()
99 	select(fd+1,&rfds,NULL,NULL,(timeout? &tv: NULL));  in xf_ipc_wait()
102     return (FD_ISSET(fd, &rfds) ? 0 : -ETIMEDOUT);  in xf_ipc_wait()
108     int     fd = ipc->fd;  in xf_ipc_recv()  local
113     if ((r = read(fd, msg, sizeof(*msg))) == sizeof(*msg))  in xf_ipc_recv()
124     if ((r = ioctl(fd, HIFI_MISC_IOCTL_XAF_IPC_MSG_RECV, &temp)) == sizeof(temp))  in xf_ipc_recv()
156     XF_CHK_ERR((ipc->fd = open("/dev/xtensa-proxy", O_RDWR)) >= 0, -errno);  in xf_ipc_open()
159     XF_CHK_ERR(ioctl(ipc->fd, XF_PROXY_SETUP_IOCTL, core) >= 0, -errno);      in xf_ipc_open()
161 	XF_CHK_ERR((ipc->fd = open(HIFI_DSP_MISC_DRIVER, O_RDWR,0)) >= 0, -errno);  in xf_ipc_open()
171 …ULL, XF_CFG_REMOTE_IPC_POOL_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, ipc->fd, 0)) != MAP_FAILED, …  in xf_ipc_open()
173 …ULL, xf_cfg_remote_ipc_pool_size, PROT_READ | PROT_WRITE, MAP_SHARED, ipc->fd, 0)) != MAP_FAILED, …  in xf_ipc_open()
189     close(ipc->fd);  in xf_ipc_close()