1640 static int dvd_do_auth(struct cdrom_device_info *cdi, dvd_authinfo *ai)  in dvd_do_auth()  argument
1651 	switch (ai->type) {  in dvd_do_auth()
1656 		setup_report_key(&cgc, ai->lsa.agid, 0);  in dvd_do_auth()
1661 		ai->lsa.agid = buf[7] >> 6;  in dvd_do_auth()
1667 		setup_report_key(&cgc, ai->lsk.agid, 2);  in dvd_do_auth()
1672 		copy_key(ai->lsk.key, &buf[4]);  in dvd_do_auth()
1678 		setup_report_key(&cgc, ai->lsc.agid, 1);  in dvd_do_auth()
1683 		copy_chal(ai->lsc.chal, &buf[4]);  in dvd_do_auth()
1691 		setup_report_key(&cgc, ai->lstk.agid, 4);  in dvd_do_auth()
1692 		cgc.cmd[5] = ai->lstk.lba;  in dvd_do_auth()
1693 		cgc.cmd[4] = ai->lstk.lba >> 8;  in dvd_do_auth()
1694 		cgc.cmd[3] = ai->lstk.lba >> 16;  in dvd_do_auth()
1695 		cgc.cmd[2] = ai->lstk.lba >> 24;  in dvd_do_auth()
1700 		ai->lstk.cpm = (buf[4] >> 7) & 1;  in dvd_do_auth()
1701 		ai->lstk.cp_sec = (buf[4] >> 6) & 1;  in dvd_do_auth()
1702 		ai->lstk.cgms = (buf[4] >> 4) & 3;  in dvd_do_auth()
1703 		copy_key(ai->lstk.title_key, &buf[5]);  in dvd_do_auth()
1709 		setup_report_key(&cgc, ai->lsasf.agid, 5);  in dvd_do_auth()
1714 		ai->lsasf.asf = buf[7] & 1;  in dvd_do_auth()
1720 		setup_send_key(&cgc, ai->hsc.agid, 1);  in dvd_do_auth()
1722 		copy_chal(&buf[4], ai->hsc.chal);  in dvd_do_auth()
1727 		ai->type = DVD_LU_SEND_KEY1;  in dvd_do_auth()
1732 		setup_send_key(&cgc, ai->hsk.agid, 3);  in dvd_do_auth()
1734 		copy_key(&buf[4], ai->hsk.key);  in dvd_do_auth()
1737 			ai->type = DVD_AUTH_FAILURE;  in dvd_do_auth()
1740 		ai->type = DVD_AUTH_ESTABLISHED;  in dvd_do_auth()
1747 		setup_report_key(&cgc, ai->lsa.agid, 0x3f);  in dvd_do_auth()
1762 		ai->lrpcs.type = rpc_state.type_code;  in dvd_do_auth()
1763 		ai->lrpcs.vra = rpc_state.vra;  in dvd_do_auth()
1764 		ai->lrpcs.ucca = rpc_state.ucca;  in dvd_do_auth()
1765 		ai->lrpcs.region_mask = rpc_state.region_mask;  in dvd_do_auth()
1766 		ai->lrpcs.rpc_scheme = rpc_state.rpc_scheme;  in dvd_do_auth()
1774 		buf[4] = ai->hrpcs.pdrc;  in dvd_do_auth()
1781 		cd_dbg(CD_WARNING, "Invalid DVD key ioctl (%d)\n", ai->type);  in dvd_do_auth()
3213 	dvd_authinfo ai;  in mmc_ioctl_dvd_auth()  local
3217 	if (copy_from_user(&ai, (dvd_authinfo __user *)arg, sizeof(ai)))  in mmc_ioctl_dvd_auth()
3219 	ret = dvd_do_auth(cdi, &ai);  in mmc_ioctl_dvd_auth()
3222 	if (copy_to_user((dvd_authinfo __user *)arg, &ai, sizeof(ai)))  in mmc_ioctl_dvd_auth()