128 	struct cam_hdr *chdr = (void *)obuf;  in send_cmd()  local
131 	if (cmd_len & 1 || cmd_len > (0x400 - sizeof(*chdr))) {  in send_cmd()
136 	chdr->magic[0] = 0x47;  in send_cmd()
137 	chdr->magic[1] = 0x4d;  in send_cmd()
138 	chdr->cmd = cpu_to_le16(cmd);  in send_cmd()
139 	chdr->tag = cpu_to_le16(sd->cam_tag);  in send_cmd()
140 	chdr->len = cpu_to_le16(cmd_len / 2);  in send_cmd()
142 	memcpy(obuf+sizeof(*chdr), cmdbuf, cmd_len);  in send_cmd()
144 	res = kinect_write(udev, obuf, cmd_len + sizeof(*chdr));  in send_cmd()
169 	if (rhdr->cmd != chdr->cmd) {  in send_cmd()
171 		       rhdr->cmd, chdr->cmd);  in send_cmd()
174 	if (rhdr->tag != chdr->tag) {  in send_cmd()
176 		       rhdr->tag, chdr->tag);  in send_cmd()