1641 static int dvd_do_auth(struct cdrom_device_info *cdi, dvd_authinfo *ai)  in dvd_do_auth()  argument
1652 	switch (ai->type) {  in dvd_do_auth()
1657 		setup_report_key(&cgc, ai->lsa.agid, 0);  in dvd_do_auth()
1662 		ai->lsa.agid = buf[7] >> 6;  in dvd_do_auth()
1668 		setup_report_key(&cgc, ai->lsk.agid, 2);  in dvd_do_auth()
1673 		copy_key(ai->lsk.key, &buf[4]);  in dvd_do_auth()
1679 		setup_report_key(&cgc, ai->lsc.agid, 1);  in dvd_do_auth()
1684 		copy_chal(ai->lsc.chal, &buf[4]);  in dvd_do_auth()
1692 		setup_report_key(&cgc, ai->lstk.agid, 4);  in dvd_do_auth()
1693 		cgc.cmd[5] = ai->lstk.lba;  in dvd_do_auth()
1694 		cgc.cmd[4] = ai->lstk.lba >> 8;  in dvd_do_auth()
1695 		cgc.cmd[3] = ai->lstk.lba >> 16;  in dvd_do_auth()
1696 		cgc.cmd[2] = ai->lstk.lba >> 24;  in dvd_do_auth()
1701 		ai->lstk.cpm = (buf[4] >> 7) & 1;  in dvd_do_auth()
1702 		ai->lstk.cp_sec = (buf[4] >> 6) & 1;  in dvd_do_auth()
1703 		ai->lstk.cgms = (buf[4] >> 4) & 3;  in dvd_do_auth()
1704 		copy_key(ai->lstk.title_key, &buf[5]);  in dvd_do_auth()
1710 		setup_report_key(&cgc, ai->lsasf.agid, 5);  in dvd_do_auth()
1715 		ai->lsasf.asf = buf[7] & 1;  in dvd_do_auth()
1721 		setup_send_key(&cgc, ai->hsc.agid, 1);  in dvd_do_auth()
1723 		copy_chal(&buf[4], ai->hsc.chal);  in dvd_do_auth()
1728 		ai->type = DVD_LU_SEND_KEY1;  in dvd_do_auth()
1733 		setup_send_key(&cgc, ai->hsk.agid, 3);  in dvd_do_auth()
1735 		copy_key(&buf[4], ai->hsk.key);  in dvd_do_auth()
1738 			ai->type = DVD_AUTH_FAILURE;  in dvd_do_auth()
1741 		ai->type = DVD_AUTH_ESTABLISHED;  in dvd_do_auth()
1748 		setup_report_key(&cgc, ai->lsa.agid, 0x3f);  in dvd_do_auth()
1763 		ai->lrpcs.type = rpc_state.type_code;  in dvd_do_auth()
1764 		ai->lrpcs.vra = rpc_state.vra;  in dvd_do_auth()
1765 		ai->lrpcs.ucca = rpc_state.ucca;  in dvd_do_auth()
1766 		ai->lrpcs.region_mask = rpc_state.region_mask;  in dvd_do_auth()
1767 		ai->lrpcs.rpc_scheme = rpc_state.rpc_scheme;  in dvd_do_auth()
1775 		buf[4] = ai->hrpcs.pdrc;  in dvd_do_auth()
1782 		cd_dbg(CD_WARNING, "Invalid DVD key ioctl (%d)\n", ai->type);  in dvd_do_auth()
3220 	dvd_authinfo ai;  in mmc_ioctl_dvd_auth()  local
3224 	if (copy_from_user(&ai, (dvd_authinfo __user *)arg, sizeof(ai)))  in mmc_ioctl_dvd_auth()
3226 	ret = dvd_do_auth(cdi, &ai);  in mmc_ioctl_dvd_auth()
3229 	if (copy_to_user((dvd_authinfo __user *)arg, &ai, sizeof(ai)))  in mmc_ioctl_dvd_auth()