return 0;
 }
 
-struct tv_cmds_h tv_cmds[] = {
-       [TV_SEQ_UNDEFINED] = {
-               .name   = "TV_SEQ_UNDEFINED",
-               .cmd    = TV_SEQ_UNDEFINED,
+struct dtv_cmds_h dtv_cmds[] = {
+       [DTV_SEQ_UNDEFINED] = {
+               .name   = "DTV_SEQ_UNDEFINED",
+               .cmd    = DTV_SEQ_UNDEFINED,
                .set    = 1,
        },
-       [TV_SEQ_START] = {
-               .name   = "TV_SEQ_START",
-               .cmd    = TV_SEQ_START,
+       [DTV_SEQ_START] = {
+               .name   = "DTV_SEQ_START",
+               .cmd    = DTV_SEQ_START,
                .set    = 1,
        },
-       [TV_SEQ_CONTINUE] = {
-               .name   = "TV_SEQ_CONTINUE",
-               .cmd    = TV_SEQ_CONTINUE,
+       [DTV_SEQ_CONTINUE] = {
+               .name   = "DTV_SEQ_CONTINUE",
+               .cmd    = DTV_SEQ_CONTINUE,
                .set    = 1,
        },
-       [TV_SEQ_COMPLETE] = {
-               .name   = "TV_SEQ_COMPLETE",
-               .cmd    = TV_SEQ_COMPLETE,
+       [DTV_SEQ_COMPLETE] = {
+               .name   = "DTV_SEQ_COMPLETE",
+               .cmd    = DTV_SEQ_COMPLETE,
                .set    = 1,
        },
-       [TV_SEQ_TERMINATE] = {
-               .name   = "TV_SEQ_TERMINATE",
-               .cmd    = TV_SEQ_TERMINATE,
+       [DTV_SEQ_TERMINATE] = {
+               .name   = "DTV_SEQ_TERMINATE",
+               .cmd    = DTV_SEQ_TERMINATE,
                .set    = 1,
        },
 
        /* Set */
-       [TV_SET_FREQUENCY] = {
-               .name   = "TV_SET_FREQUENCY",
-               .cmd    = TV_SET_FREQUENCY,
+       [DTV_SET_FREQUENCY] = {
+               .name   = "DTV_SET_FREQUENCY",
+               .cmd    = DTV_SET_FREQUENCY,
                .set    = 1,
        },
-       [TV_SET_BANDWIDTH] = {
-               .name   = "TV_SET_BANDWIDTH",
-               .cmd    = TV_SET_BANDWIDTH,
+       [DTV_SET_BANDWIDTH] = {
+               .name   = "DTV_SET_BANDWIDTH",
+               .cmd    = DTV_SET_BANDWIDTH,
                .set    = 1,
        },
-       [TV_SET_MODULATION] = {
-               .name   = "TV_SET_MODULATION",
-               .cmd    = TV_SET_MODULATION,
+       [DTV_SET_MODULATION] = {
+               .name   = "DTV_SET_MODULATION",
+               .cmd    = DTV_SET_MODULATION,
                .set    = 1,
        },
-       [TV_SET_INVERSION] = {
-               .name   = "TV_SET_INVERSION",
-               .cmd    = TV_SET_INVERSION,
+       [DTV_SET_INVERSION] = {
+               .name   = "DTV_SET_INVERSION",
+               .cmd    = DTV_SET_INVERSION,
                .set    = 1,
        },
-       [TV_SET_DISEQC_MASTER] = {
-               .name   = "TV_SET_DISEQC_MASTER",
-               .cmd    = TV_SET_DISEQC_MASTER,
+       [DTV_SET_DISEQC_MASTER] = {
+               .name   = "DTV_SET_DISEQC_MASTER",
+               .cmd    = DTV_SET_DISEQC_MASTER,
                .set    = 1,
                .buffer = 1,
        },
-       [TV_SET_SYMBOLRATE] = {
-               .name   = "TV_SET_SYMBOLRATE",
-               .cmd    = TV_SET_SYMBOLRATE,
+       [DTV_SET_SYMBOLRATE] = {
+               .name   = "DTV_SET_SYMBOLRATE",
+               .cmd    = DTV_SET_SYMBOLRATE,
                .set    = 1,
        },
-       [TV_SET_INNERFEC] = {
-               .name   = "TV_SET_INNERFEC",
-               .cmd    = TV_SET_INNERFEC,
+       [DTV_SET_INNERFEC] = {
+               .name   = "DTV_SET_INNERFEC",
+               .cmd    = DTV_SET_INNERFEC,
                .set    = 1,
        },
-       [TV_SET_VOLTAGE] = {
-               .name   = "TV_SET_VOLTAGE",
-               .cmd    = TV_SET_VOLTAGE,
+       [DTV_SET_VOLTAGE] = {
+               .name   = "DTV_SET_VOLTAGE",
+               .cmd    = DTV_SET_VOLTAGE,
                .set    = 1,
        },
-       [TV_SET_TONE] = {
-               .name   = "TV_SET_TONE",
-               .cmd    = TV_SET_TONE,
+       [DTV_SET_TONE] = {
+               .name   = "DTV_SET_TONE",
+               .cmd    = DTV_SET_TONE,
                .set    = 1,
        },
-       [TV_SET_PILOT] = {
-               .name   = "TV_SET_PILOT",
-               .cmd    = TV_SET_PILOT,
+       [DTV_SET_PILOT] = {
+               .name   = "DTV_SET_PILOT",
+               .cmd    = DTV_SET_PILOT,
                .set    = 1,
        },
-       [TV_SET_ROLLOFF] = {
-               .name   = "TV_SET_ROLLOFF",
-               .cmd    = TV_SET_ROLLOFF,
+       [DTV_SET_ROLLOFF] = {
+               .name   = "DTV_SET_ROLLOFF",
+               .cmd    = DTV_SET_ROLLOFF,
                .set    = 1,
        },
-       [TV_SET_DELIVERY_SYSTEM] = {
-               .name   = "TV_SET_DELIVERY_SYSTEM",
-               .cmd    = TV_SET_DELIVERY_SYSTEM,
+       [DTV_SET_DELIVERY_SYSTEM] = {
+               .name   = "DTV_SET_DELIVERY_SYSTEM",
+               .cmd    = DTV_SET_DELIVERY_SYSTEM,
                .set    = 1,
        },
-       [TV_SET_ISDB_SEGMENT_NUM] = {
-               .name   = "TV_SET_ISDB_SEGMENT_NUM",
-               .cmd    = TV_SET_ISDB_SEGMENT_NUM,
+       [DTV_SET_ISDB_SEGMENT_NUM] = {
+               .name   = "DTV_SET_ISDB_SEGMENT_NUM",
+               .cmd    = DTV_SET_ISDB_SEGMENT_NUM,
                .set    = 1,
        },
-       [TV_SET_ISDB_SEGMENT_WIDTH] = {
-               .name   = "TV_SET_ISDB_SEGMENT_WIDTH",
-               .cmd    = TV_SET_ISDB_SEGMENT_WIDTH,
+       [DTV_SET_ISDB_SEGMENT_WIDTH] = {
+               .name   = "DTV_SET_ISDB_SEGMENT_WIDTH",
+               .cmd    = DTV_SET_ISDB_SEGMENT_WIDTH,
                .set    = 1,
        },
 
        /* Get */
-       [TV_GET_FREQUENCY] = {
-               .name   = "TV_GET_FREQUENCY",
-               .cmd    = TV_GET_FREQUENCY,
+       [DTV_GET_FREQUENCY] = {
+               .name   = "DTV_GET_FREQUENCY",
+               .cmd    = DTV_GET_FREQUENCY,
                .set    = 0,
        },
-       [TV_GET_BANDWIDTH] = {
-               .name   = "TV_GET_BANDWIDTH",
-               .cmd    = TV_GET_BANDWIDTH,
+       [DTV_GET_BANDWIDTH] = {
+               .name   = "DTV_GET_BANDWIDTH",
+               .cmd    = DTV_GET_BANDWIDTH,
                .set    = 0,
        },
-       [TV_GET_MODULATION] = {
-               .name   = "TV_GET_MODULATION",
-               .cmd    = TV_GET_MODULATION,
+       [DTV_GET_MODULATION] = {
+               .name   = "DTV_GET_MODULATION",
+               .cmd    = DTV_GET_MODULATION,
                .set    = 0,
        },
-       [TV_GET_INVERSION] = {
-               .name   = "TV_GET_INVERSION",
-               .cmd    = TV_GET_INVERSION,
+       [DTV_GET_INVERSION] = {
+               .name   = "DTV_GET_INVERSION",
+               .cmd    = DTV_GET_INVERSION,
                .set    = 0,
        },
-       [TV_GET_DISEQC_SLAVE_REPLY] = {
-               .name   = "TV_GET_DISEQC_SLAVE_REPLY",
-               .cmd    = TV_GET_DISEQC_SLAVE_REPLY,
+       [DTV_GET_DISEQC_SLAVE_REPLY] = {
+               .name   = "DTV_GET_DISEQC_SLAVE_REPLY",
+               .cmd    = DTV_GET_DISEQC_SLAVE_REPLY,
                .set    = 0,
                .buffer = 1,
        },
-       [TV_GET_SYMBOLRATE] = {
-               .name   = "TV_GET_SYMBOLRATE",
-               .cmd    = TV_GET_SYMBOLRATE,
+       [DTV_GET_SYMBOLRATE] = {
+               .name   = "DTV_GET_SYMBOLRATE",
+               .cmd    = DTV_GET_SYMBOLRATE,
                .set    = 0,
        },
-       [TV_GET_INNERFEC] = {
-               .name   = "TV_GET_INNERFEC",
-               .cmd    = TV_GET_INNERFEC,
+       [DTV_GET_INNERFEC] = {
+               .name   = "DTV_GET_INNERFEC",
+               .cmd    = DTV_GET_INNERFEC,
                .set    = 0,
        },
-       [TV_GET_VOLTAGE] = {
-               .name   = "TV_GET_VOLTAGE",
-               .cmd    = TV_GET_VOLTAGE,
+       [DTV_GET_VOLTAGE] = {
+               .name   = "DTV_GET_VOLTAGE",
+               .cmd    = DTV_GET_VOLTAGE,
                .set    = 0,
        },
-       [TV_GET_TONE] = {
-               .name   = "TV_GET_TONE",
-               .cmd    = TV_GET_TONE,
+       [DTV_GET_TONE] = {
+               .name   = "DTV_GET_TONE",
+               .cmd    = DTV_GET_TONE,
                .set    = 0,
        },
-       [TV_GET_PILOT] = {
-               .name   = "TV_GET_PILOT",
-               .cmd    = TV_GET_PILOT,
+       [DTV_GET_PILOT] = {
+               .name   = "DTV_GET_PILOT",
+               .cmd    = DTV_GET_PILOT,
                .set    = 0,
        },
-       [TV_GET_ROLLOFF] = {
-               .name   = "TV_GET_ROLLOFF",
-               .cmd    = TV_GET_ROLLOFF,
+       [DTV_GET_ROLLOFF] = {
+               .name   = "DTV_GET_ROLLOFF",
+               .cmd    = DTV_GET_ROLLOFF,
                .set    = 0,
        },
-       [TV_GET_DELIVERY_SYSTEM] = {
-               .name   = "TV_GET_DELIVERY_SYSTEM",
-               .cmd    = TV_GET_DELIVERY_SYSTEM,
+       [DTV_GET_DELIVERY_SYSTEM] = {
+               .name   = "DTV_GET_DELIVERY_SYSTEM",
+               .cmd    = DTV_GET_DELIVERY_SYSTEM,
                .set    = 0,
        },
-       [TV_GET_ISDB_SEGMENT_NUM] = {
-               .name   = "TV_GET_ISDB_SEGMENT_NUM",
-               .cmd    = TV_GET_ISDB_SEGMENT_NUM,
+       [DTV_GET_ISDB_SEGMENT_NUM] = {
+               .name   = "DTV_GET_ISDB_SEGMENT_NUM",
+               .cmd    = DTV_GET_ISDB_SEGMENT_NUM,
                .set    = 0,
        },
-       [TV_GET_ISDB_SEGMENT_WIDTH] = {
-               .name   = "TV_GET_ISDB_SEGMENT_WIDTH",
-               .cmd    = TV_GET_ISDB_SEGMENT_WIDTH,
+       [DTV_GET_ISDB_SEGMENT_WIDTH] = {
+               .name   = "DTV_GET_ISDB_SEGMENT_WIDTH",
+               .cmd    = DTV_GET_ISDB_SEGMENT_WIDTH,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERA_FEC] = {
-               .name   = "TV_GET_ISDB_LAYERA_FEC",
-               .cmd    = TV_GET_ISDB_LAYERA_FEC,
+       [DTV_GET_ISDB_LAYERA_FEC] = {
+               .name   = "DTV_GET_ISDB_LAYERA_FEC",
+               .cmd    = DTV_GET_ISDB_LAYERA_FEC,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERA_MODULATION] = {
-               .name   = "TV_GET_ISDB_LAYERA_MODULATION",
-               .cmd    = TV_GET_ISDB_LAYERA_MODULATION,
+       [DTV_GET_ISDB_LAYERA_MODULATION] = {
+               .name   = "DTV_GET_ISDB_LAYERA_MODULATION",
+               .cmd    = DTV_GET_ISDB_LAYERA_MODULATION,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERA_SEGMENT_WIDTH] = {
-               .name   = "TV_GET_ISDB_LAYERA_SEGMENT_WIDTH",
-               .cmd    = TV_GET_ISDB_LAYERA_SEGMENT_WIDTH,
+       [DTV_GET_ISDB_LAYERA_SEGMENT_WIDTH] = {
+               .name   = "DTV_GET_ISDB_LAYERA_SEGMENT_WIDTH",
+               .cmd    = DTV_GET_ISDB_LAYERA_SEGMENT_WIDTH,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERB_FEC] = {
-               .name   = "TV_GET_ISDB_LAYERB_FEC",
-               .cmd    = TV_GET_ISDB_LAYERB_FEC,
+       [DTV_GET_ISDB_LAYERB_FEC] = {
+               .name   = "DTV_GET_ISDB_LAYERB_FEC",
+               .cmd    = DTV_GET_ISDB_LAYERB_FEC,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERB_MODULATION] = {
-               .name   = "TV_GET_ISDB_LAYERB_MODULATION",
-               .cmd    = TV_GET_ISDB_LAYERB_MODULATION,
+       [DTV_GET_ISDB_LAYERB_MODULATION] = {
+               .name   = "DTV_GET_ISDB_LAYERB_MODULATION",
+               .cmd    = DTV_GET_ISDB_LAYERB_MODULATION,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERB_SEGMENT_WIDTH] = {
-               .name   = "TV_GET_ISDB_LAYERB_SEGMENT_WIDTH",
-               .cmd    = TV_GET_ISDB_LAYERB_SEGMENT_WIDTH,
+       [DTV_GET_ISDB_LAYERB_SEGMENT_WIDTH] = {
+               .name   = "DTV_GET_ISDB_LAYERB_SEGMENT_WIDTH",
+               .cmd    = DTV_GET_ISDB_LAYERB_SEGMENT_WIDTH,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERC_FEC] = {
-               .name   = "TV_GET_ISDB_LAYERC_FEC",
-               .cmd    = TV_GET_ISDB_LAYERC_FEC,
+       [DTV_GET_ISDB_LAYERC_FEC] = {
+               .name   = "DTV_GET_ISDB_LAYERC_FEC",
+               .cmd    = DTV_GET_ISDB_LAYERC_FEC,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERC_MODULATION] = {
-               .name   = "TV_GET_ISDB_LAYERC_MODULATION",
-               .cmd    = TV_GET_ISDB_LAYERC_MODULATION,
+       [DTV_GET_ISDB_LAYERC_MODULATION] = {
+               .name   = "DTV_GET_ISDB_LAYERC_MODULATION",
+               .cmd    = DTV_GET_ISDB_LAYERC_MODULATION,
                .set    = 0,
        },
-       [TV_GET_ISDB_LAYERC_SEGMENT_WIDTH] = {
-               .name   = "TV_GET_ISDB_LAYERC_SEGMENT_WIDTH",
-               .cmd    = TV_GET_ISDB_LAYERC_SEGMENT_WIDTH,
+       [DTV_GET_ISDB_LAYERC_SEGMENT_WIDTH] = {
+               .name   = "DTV_GET_ISDB_LAYERC_SEGMENT_WIDTH",
+               .cmd    = DTV_GET_ISDB_LAYERC_SEGMENT_WIDTH,
                .set    = 0,
        },
 };
 
-void tv_property_dump(tv_property_t *tvp)
+void dtv_property_dump(dtv_property_t *tvp)
 {
        int i;
 
        printk("%s() tvp.cmd    = 0x%08x (%s)\n"
                ,__FUNCTION__
                ,tvp->cmd
-               ,tv_cmds[ tvp->cmd ].name);
+               ,dtv_cmds[ tvp->cmd ].name);
 
-       if(tv_cmds[ tvp->cmd ].buffer) {
+       if(dtv_cmds[ tvp->cmd ].buffer) {
 
                printk("%s() tvp.u.buffer.len = 0x%02x\n"
                        ,__FUNCTION__
        return 0;
 }
 
-int tv_property_cache_submit(struct dvb_frontend *fe)
+int dtv_property_cache_submit(struct dvb_frontend *fe)
 {
 
        /* We have to do one of two things:
 
        int r;
 
-       struct tv_frontend_properties *c = &fe->tv_property_cache;
+       struct dtv_frontend_properties *c = &fe->dtv_property_cache;
        struct dvb_frontend_private *fepriv = fe->frontend_priv;
        struct dvb_frontend_parameters p;
 
                case _16APSK:
                case NBC_QPSK:
                        /* Just post a notification to the demod driver and let it pull
-                        * the specific values it wants from its tv_property_cache.
+                        * the specific values it wants from its dtv_property_cache.
                         * It can decide how best to use those parameters.
                         * IOCTL will call set_frontend (by default) due to zigzag
                         * support etc.
 static int dvb_frontend_ioctl_properties(struct inode *inode, struct file *file,
                        unsigned int cmd, void *parg);
 
-int tv_property_process(struct dvb_frontend *fe, tv_property_t *tvp,
+int dtv_property_process(struct dvb_frontend *fe, dtv_property_t *tvp,
        struct inode *inode, struct file *file)
 {
        int r = 0;
        struct dvb_frontend_private *fepriv = fe->frontend_priv;
        printk("%s()\n", __FUNCTION__);
-       tv_property_dump(tvp);
+       dtv_property_dump(tvp);
 
        switch(tvp->cmd) {
-       case TV_SEQ_START:
-       case TV_SEQ_TERMINATE:
+       case DTV_SEQ_START:
+       case DTV_SEQ_TERMINATE:
                /* Reset a cache of data specific to the frontend here. This does
                 * not effect hardware.
                 */
                printk("%s() Flushing property cache\n", __FUNCTION__);
-               memset(&fe->tv_property_cache, 0, sizeof(struct tv_frontend_properties));
-               fe->tv_property_cache.state = TV_SEQ_START;
-               fe->tv_property_cache.delivery_system = SYS_UNDEFINED;
+               memset(&fe->dtv_property_cache, 0, sizeof(struct dtv_frontend_properties));
+               fe->dtv_property_cache.state = DTV_SEQ_START;
+               fe->dtv_property_cache.delivery_system = SYS_UNDEFINED;
                break;
-       case TV_SEQ_COMPLETE:
+       case DTV_SEQ_COMPLETE:
                /* interpret the cache of data, build either a traditional frontend
                 * tunerequest and submit it to a subset of the ioctl handler,
                 * or, call a new undefined method on the frontend to deal with
                 * all new tune requests.
                 */
-               fe->tv_property_cache.state = TV_SEQ_COMPLETE;
+               fe->dtv_property_cache.state = DTV_SEQ_COMPLETE;
                printk("%s() Finalised property cache\n", __FUNCTION__);
-               r |= tv_property_cache_submit(fe);
+               r |= dtv_property_cache_submit(fe);
                r |= dvb_frontend_ioctl_legacy(inode, file, FE_SET_FRONTEND,
                        &fepriv->parameters);
                break;
-       case TV_SET_FREQUENCY:
-               fe->tv_property_cache.frequency = tvp->u.data;
+       case DTV_SET_FREQUENCY:
+               fe->dtv_property_cache.frequency = tvp->u.data;
                break;
-       case TV_GET_FREQUENCY:
-               tvp->u.data = fe->tv_property_cache.frequency;
+       case DTV_GET_FREQUENCY:
+               tvp->u.data = fe->dtv_property_cache.frequency;
                break;
-       case TV_SET_MODULATION:
-               fe->tv_property_cache.modulation = tvp->u.data;
+       case DTV_SET_MODULATION:
+               fe->dtv_property_cache.modulation = tvp->u.data;
                break;
-       case TV_GET_MODULATION:
-               tvp->u.data = fe->tv_property_cache.modulation;
+       case DTV_GET_MODULATION:
+               tvp->u.data = fe->dtv_property_cache.modulation;
                break;
-       case TV_SET_BANDWIDTH:
-               fe->tv_property_cache.bandwidth = tvp->u.data;
+       case DTV_SET_BANDWIDTH:
+               fe->dtv_property_cache.bandwidth = tvp->u.data;
                break;
-       case TV_GET_BANDWIDTH:
-               tvp->u.data = fe->tv_property_cache.bandwidth;
+       case DTV_GET_BANDWIDTH:
+               tvp->u.data = fe->dtv_property_cache.bandwidth;
                break;
-       case TV_SET_INVERSION:
-               fe->tv_property_cache.inversion = tvp->u.data;
+       case DTV_SET_INVERSION:
+               fe->dtv_property_cache.inversion = tvp->u.data;
                break;
-       case TV_GET_INVERSION:
-               tvp->u.data = fe->tv_property_cache.inversion;
+       case DTV_GET_INVERSION:
+               tvp->u.data = fe->dtv_property_cache.inversion;
                break;
-       case TV_SET_SYMBOLRATE:
-               fe->tv_property_cache.symbol_rate = tvp->u.data;
+       case DTV_SET_SYMBOLRATE:
+               fe->dtv_property_cache.symbol_rate = tvp->u.data;
                break;
-       case TV_GET_SYMBOLRATE:
-               tvp->u.data = fe->tv_property_cache.symbol_rate;
+       case DTV_GET_SYMBOLRATE:
+               tvp->u.data = fe->dtv_property_cache.symbol_rate;
                break;
-       case TV_SET_INNERFEC:
-               fe->tv_property_cache.fec_inner = tvp->u.data;
+       case DTV_SET_INNERFEC:
+               fe->dtv_property_cache.fec_inner = tvp->u.data;
                break;
-       case TV_GET_INNERFEC:
-               tvp->u.data = fe->tv_property_cache.fec_inner;
+       case DTV_GET_INNERFEC:
+               tvp->u.data = fe->dtv_property_cache.fec_inner;
                break;
-       case TV_SET_PILOT:
-               fe->tv_property_cache.pilot = tvp->u.data;
+       case DTV_SET_PILOT:
+               fe->dtv_property_cache.pilot = tvp->u.data;
                break;
-       case TV_GET_PILOT:
-               tvp->u.data = fe->tv_property_cache.pilot;
+       case DTV_GET_PILOT:
+               tvp->u.data = fe->dtv_property_cache.pilot;
                break;
-       case TV_SET_ROLLOFF:
-               fe->tv_property_cache.rolloff = tvp->u.data;
+       case DTV_SET_ROLLOFF:
+               fe->dtv_property_cache.rolloff = tvp->u.data;
                break;
-       case TV_GET_ROLLOFF:
-               tvp->u.data = fe->tv_property_cache.rolloff;
+       case DTV_GET_ROLLOFF:
+               tvp->u.data = fe->dtv_property_cache.rolloff;
                break;
-       case TV_SET_DELIVERY_SYSTEM:
-               fe->tv_property_cache.delivery_system = tvp->u.data;
+       case DTV_SET_DELIVERY_SYSTEM:
+               fe->dtv_property_cache.delivery_system = tvp->u.data;
                break;
-       case TV_GET_DELIVERY_SYSTEM:
-               tvp->u.data = fe->tv_property_cache.delivery_system;
+       case DTV_GET_DELIVERY_SYSTEM:
+               tvp->u.data = fe->dtv_property_cache.delivery_system;
                break;
 
        /* ISDB-T Support here */
-       case TV_SET_ISDB_SEGMENT_NUM:
-               fe->tv_property_cache.isdb_segment_num = tvp->u.data;
+       case DTV_SET_ISDB_SEGMENT_NUM:
+               fe->dtv_property_cache.isdb_segment_num = tvp->u.data;
                break;
-       case TV_GET_ISDB_SEGMENT_NUM:
-               tvp->u.data = fe->tv_property_cache.isdb_segment_num;
+       case DTV_GET_ISDB_SEGMENT_NUM:
+               tvp->u.data = fe->dtv_property_cache.isdb_segment_num;
                break;
-       case TV_SET_ISDB_SEGMENT_WIDTH:
-               fe->tv_property_cache.isdb_segment_width = tvp->u.data;
+       case DTV_SET_ISDB_SEGMENT_WIDTH:
+               fe->dtv_property_cache.isdb_segment_width = tvp->u.data;
                break;
-       case TV_GET_ISDB_SEGMENT_WIDTH:
-               tvp->u.data = fe->tv_property_cache.isdb_segment_width;
+       case DTV_GET_ISDB_SEGMENT_WIDTH:
+               tvp->u.data = fe->dtv_property_cache.isdb_segment_width;
                break;
-       case TV_GET_ISDB_LAYERA_FEC:
-               tvp->u.data = fe->tv_property_cache.isdb_layera_fec;
+       case DTV_GET_ISDB_LAYERA_FEC:
+               tvp->u.data = fe->dtv_property_cache.isdb_layera_fec;
                break;
-       case TV_GET_ISDB_LAYERA_MODULATION:
-               tvp->u.data = fe->tv_property_cache.isdb_layera_modulation;
+       case DTV_GET_ISDB_LAYERA_MODULATION:
+               tvp->u.data = fe->dtv_property_cache.isdb_layera_modulation;
                break;
-       case TV_GET_ISDB_LAYERA_SEGMENT_WIDTH:
-               tvp->u.data = fe->tv_property_cache.isdb_layera_segment_width;
+       case DTV_GET_ISDB_LAYERA_SEGMENT_WIDTH:
+               tvp->u.data = fe->dtv_property_cache.isdb_layera_segment_width;
                break;
-       case TV_GET_ISDB_LAYERB_FEC:
-               tvp->u.data = fe->tv_property_cache.isdb_layerb_fec;
+       case DTV_GET_ISDB_LAYERB_FEC:
+               tvp->u.data = fe->dtv_property_cache.isdb_layerb_fec;
                break;
-       case TV_GET_ISDB_LAYERB_MODULATION:
-               tvp->u.data = fe->tv_property_cache.isdb_layerb_modulation;
+       case DTV_GET_ISDB_LAYERB_MODULATION:
+               tvp->u.data = fe->dtv_property_cache.isdb_layerb_modulation;
                break;
-       case TV_GET_ISDB_LAYERB_SEGMENT_WIDTH:
-               tvp->u.data = fe->tv_property_cache.isdb_layerb_segment_width;
+       case DTV_GET_ISDB_LAYERB_SEGMENT_WIDTH:
+               tvp->u.data = fe->dtv_property_cache.isdb_layerb_segment_width;
                break;
-       case TV_GET_ISDB_LAYERC_FEC:
-               tvp->u.data = fe->tv_property_cache.isdb_layerc_fec;
+       case DTV_GET_ISDB_LAYERC_FEC:
+               tvp->u.data = fe->dtv_property_cache.isdb_layerc_fec;
                break;
-       case TV_GET_ISDB_LAYERC_MODULATION:
-               tvp->u.data = fe->tv_property_cache.isdb_layerc_modulation;
+       case DTV_GET_ISDB_LAYERC_MODULATION:
+               tvp->u.data = fe->dtv_property_cache.isdb_layerc_modulation;
                break;
-       case TV_GET_ISDB_LAYERC_SEGMENT_WIDTH:
-               tvp->u.data = fe->tv_property_cache.isdb_layerc_segment_width;
+       case DTV_GET_ISDB_LAYERC_SEGMENT_WIDTH:
+               tvp->u.data = fe->dtv_property_cache.isdb_layerc_segment_width;
                break;
-       case TV_SET_VOLTAGE:
-               fe->tv_property_cache.voltage = tvp->u.data;
+       case DTV_SET_VOLTAGE:
+               fe->dtv_property_cache.voltage = tvp->u.data;
                r = dvb_frontend_ioctl_legacy(inode, file, FE_SET_VOLTAGE,
-                       (void *)fe->tv_property_cache.voltage);
+                       (void *)fe->dtv_property_cache.voltage);
                break;
-       case TV_GET_VOLTAGE:
-               tvp->u.data = fe->tv_property_cache.voltage;
+       case DTV_GET_VOLTAGE:
+               tvp->u.data = fe->dtv_property_cache.voltage;
                break;
-       case TV_SET_TONE:
-               fe->tv_property_cache.sectone = tvp->u.data;
+       case DTV_SET_TONE:
+               fe->dtv_property_cache.sectone = tvp->u.data;
                r = dvb_frontend_ioctl_legacy(inode, file, FE_SET_TONE,
-                       (void *)fe->tv_property_cache.sectone);
+                       (void *)fe->dtv_property_cache.sectone);
                break;
-       case TV_GET_TONE:
-               tvp->u.data = fe->tv_property_cache.sectone;
+       case DTV_GET_TONE:
+               tvp->u.data = fe->dtv_property_cache.sectone;
                break;
        }
 
        struct dvb_device *dvbdev = file->private_data;
        struct dvb_frontend *fe = dvbdev->priv;
        int err = -EOPNOTSUPP;
-       tv_property_t *tvp;
+       dtv_property_t *tvp;
 
        dprintk("%s\n", __func__);
 
 
                /* TODO: ioctl userdata out of range check here */
                tvp = parg;
-               while(tvp->cmd != TV_SEQ_UNDEFINED) {
-                       tv_property_process(fe, tvp, inode, file);
-                       if( (tvp->cmd == TV_SEQ_TERMINATE) || (tvp->cmd == TV_SEQ_COMPLETE) )
+               while(tvp->cmd != DTV_SEQ_UNDEFINED) {
+                       dtv_property_process(fe, tvp, inode, file);
+                       if( (tvp->cmd == DTV_SEQ_TERMINATE) || (tvp->cmd == DTV_SEQ_COMPLETE) )
                                break;
                        tvp++;
                }
 
-               if(fe->tv_property_cache.state == TV_SEQ_COMPLETE) {
+               if(fe->dtv_property_cache.state == DTV_SEQ_COMPLETE) {
                        printk("%s() Property cache is full, tuning\n", __FUNCTION__);
                }
                err = 0;
        case FE_SET_FRONTEND: {
                struct dvb_frontend_tune_settings fetunesettings;
 
-               if(fe->tv_property_cache.state == TV_SEQ_COMPLETE) {
+               if(fe->dtv_property_cache.state == DTV_SEQ_COMPLETE) {
                        if (dvb_frontend_check_parameters(fe, &fepriv->parameters) < 0) {
                                err = -EINVAL;
                                break;