V4L/DVB (9107): Alternative version of Terratec Cinergy T2 driver

Alternative version of the Terratec Cinergy T2 driver that uses the dvb framework.

Signed-off-by: Tomi Orava <tomimo@ncircle.nullnet.fi>
Signed-off-by: Thierry MERLE <thierry.merle@free.fr>
[mchehab@redhat.com: fix dvb Makefile]
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

5 files changed, 688 insertions, 0 deletions

diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index 241c9ab54b1b..57bb470bd064 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -259,6 +259,14 @@ config DVB_USB_DW2102
           Say Y here to support the DvbWorld DVB-S/S2 USB2.0 receivers
           and the TeVii S650.
 
+config  DVB_USB_CINERGY_T2
+        tristate "Terratec CinergyT2/qanu USB 2.0 DVB-T receiver"
+        depends on DVB_USB
+        help
+          Support for "TerraTec CinergyT2" USB2.0 Highspeed DVB Receivers
+
+          Say Y if you own such a device and want to use it.
+
 config DVB_USB_ANYSEE
         tristate "Anysee DVB-T/C USB2.0 support"
         depends on DVB_USB
diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile
index ece8c9dfed18..3122b7cc2c23 100644
--- a/drivers/media/dvb/dvb-usb/Makefile
+++ b/drivers/media/dvb/dvb-usb/Makefile
@@ -73,6 +73,10 @@ obj-$(CONFIG_DVB_USB_DTV5100) += dvb-usb-dtv5100.o
 dvb-usb-af9015-objs = af9015.o
 obj-$(CONFIG_DVB_USB_AF9015) += dvb-usb-af9015.o
 
+dvb-usb-cinergyT2-objs = cinergyT2-core.o cinergyT2-fe.o
+obj-$(CONFIG_DVB_USB_CINERGY_T2) += dvb-usb-cinergyT2.o
+
+
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/
 # due to tuner-xc3028
 EXTRA_CFLAGS += -Idrivers/media/common/tuners
diff --git a/drivers/media/dvb/dvb-usb/cinergyT2-core.c b/drivers/media/dvb/dvb-usb/cinergyT2-core.c
new file mode 100644
index 000000000000..25863033c480
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/cinergyT2-core.c
@@ -0,0 +1,230 @@
+/*
+ * TerraTec Cinergy T2/qanu USB2 DVB-T adapter.
+ *
+ * Copyright (C) 2007 Tomi Orava (tomimo@ncircle.nullnet.fi)
+ *
+ * Based on the dvb-usb-framework code and the
+ * original Terratec Cinergy T2 driver by:
+ *
+ * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and
+ *                  Holger Waechtler <holger@qanu.de>
+ *
+ *  Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "cinergyT2.h"
+
+
+/* debug */
+int dvb_usb_cinergyt2_debug;
+int disable_remote;
+
+module_param_named(debug, dvb_usb_cinergyt2_debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debugging level (1=info, xfer=2, rc=4 "
+                "(or-able)).");
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+
+/* We are missing a release hook with usb_device data */
+struct dvb_usb_device *cinergyt2_usb_device;
+
+static struct dvb_usb_device_properties cinergyt2_properties;
+
+static int cinergyt2_streaming_ctrl(struct dvb_usb_adapter *adap, int enable)
+{
+        char buf[] = { CINERGYT2_EP1_CONTROL_STREAM_TRANSFER, enable ? 1 : 0 };
+        char result[64];
+        return dvb_usb_generic_rw(adap->dev, buf, sizeof(buf), result,
+                                sizeof(result), 0);
+}
+
+static int cinergyt2_power_ctrl(struct dvb_usb_device *d, int enable)
+{
+        char buf[] = { CINERGYT2_EP1_SLEEP_MODE, enable ? 0 : 1 };
+        char state[3];
+        return dvb_usb_generic_rw(d, buf, sizeof(buf), state, sizeof(state), 0);
+}
+
+static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap)
+{
+        char query[] = { CINERGYT2_EP1_GET_FIRMWARE_VERSION };
+        char state[3];
+        int ret;
+
+        adap->fe = cinergyt2_fe_attach(adap->dev);
+
+        ret = dvb_usb_generic_rw(adap->dev, query, sizeof(query), state,
+                                sizeof(state), 0);
+        if (ret < 0) {
+                deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep "
+                        "state info\n");
+        }
+
+        /* Copy this pointer as we are gonna need it in the release phase */
+        cinergyt2_usb_device = adap->dev;
+
+        return 0;
+}
+
+static struct dvb_usb_rc_key cinergyt2_rc_keys[] = {
+        { 0x04, 0x01,   KEY_POWER },
+        { 0x04, 0x02,   KEY_1 },
+        { 0x04, 0x03,   KEY_2 },
+        { 0x04, 0x04,   KEY_3 },
+        { 0x04, 0x05,   KEY_4 },
+        { 0x04, 0x06,   KEY_5 },
+        { 0x04, 0x07,   KEY_6 },
+        { 0x04, 0x08,   KEY_7 },
+        { 0x04, 0x09,   KEY_8 },
+        { 0x04, 0x0a,   KEY_9 },
+        { 0x04, 0x0c,   KEY_0 },
+        { 0x04, 0x0b,   KEY_VIDEO },
+        { 0x04, 0x0d,   KEY_REFRESH },
+        { 0x04, 0x0e,   KEY_SELECT },
+        { 0x04, 0x0f,   KEY_EPG },
+        { 0x04, 0x10,   KEY_UP },
+        { 0x04, 0x14,   KEY_DOWN },
+        { 0x04, 0x11,   KEY_LEFT },
+        { 0x04, 0x13,   KEY_RIGHT },
+        { 0x04, 0x12,   KEY_OK },
+        { 0x04, 0x15,   KEY_TEXT },
+        { 0x04, 0x16,   KEY_INFO },
+        { 0x04, 0x17,   KEY_RED },
+        { 0x04, 0x18,   KEY_GREEN },
+        { 0x04, 0x19,   KEY_YELLOW },
+        { 0x04, 0x1a,   KEY_BLUE },
+        { 0x04, 0x1c,   KEY_VOLUMEUP },
+        { 0x04, 0x1e,   KEY_VOLUMEDOWN },
+        { 0x04, 0x1d,   KEY_MUTE },
+        { 0x04, 0x1b,   KEY_CHANNELUP },
+        { 0x04, 0x1f,   KEY_CHANNELDOWN },
+        { 0x04, 0x40,   KEY_PAUSE },
+        { 0x04, 0x4c,   KEY_PLAY },
+        { 0x04, 0x58,   KEY_RECORD },
+        { 0x04, 0x54,   KEY_PREVIOUS },
+        { 0x04, 0x48,   KEY_STOP },
+        { 0x04, 0x5c,   KEY_NEXT }
+};
+
+static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
+{
+        u8 key[5] = {0, 0, 0, 0, 0}, cmd = CINERGYT2_EP1_GET_RC_EVENTS;
+        *state = REMOTE_NO_KEY_PRESSED;
+
+        dvb_usb_generic_rw(d, &cmd, 1, key, sizeof(key), 0);
+        if (key[4] == 0xff)
+                return 0;
+
+        /* hack to pass checksum on the custom field (is set to 0xeb) */
+        key[2] = ~0x04;
+        dvb_usb_nec_rc_key_to_event(d, key, event, state);
+        if (key[0] != 0)
+                deb_info("key: %x %x %x %x %x\n",
+                         key[0], key[1], key[2], key[3], key[4]);
+
+        return 0;
+}
+
+static int cinergyt2_usb_probe(struct usb_interface *intf,
+                                const struct usb_device_id *id)
+{
+        return dvb_usb_device_init(intf, &cinergyt2_properties,
+                                        THIS_MODULE, NULL, adapter_nr);
+}
+
+
+static struct usb_device_id cinergyt2_usb_table[] = {
+        { USB_DEVICE(USB_VID_TERRATEC, 0x0038) },
+        { 0 }
+};
+
+MODULE_DEVICE_TABLE(usb, cinergyt2_usb_table);
+
+static struct dvb_usb_device_properties cinergyt2_properties = {
+
+        .num_adapters = 1,
+        .adapter = {
+                {
+                        .streaming_ctrl   = cinergyt2_streaming_ctrl,
+                        .frontend_attach  = cinergyt2_frontend_attach,
+
+                        /* parameter for the MPEG2-data transfer */
+                        .stream = {
+                                .type = USB_BULK,
+                                .count = 5,
+                                .endpoint = 0x02,
+                                .u = {
+                                        .bulk = {
+                                                .buffersize = 512,
+                                        }
+                                }
+                        },
+                }
+        },
+
+        .power_ctrl       = cinergyt2_power_ctrl,
+
+        .rc_interval      = 50,
+        .rc_key_map       = cinergyt2_rc_keys,
+        .rc_key_map_size  = ARRAY_SIZE(cinergyt2_rc_keys),
+        .rc_query         = cinergyt2_rc_query,
+
+        .generic_bulk_ctrl_endpoint = 1,
+
+        .num_device_descs = 1,
+        .devices = {
+                { .name = "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver",
+                  .cold_ids = {NULL},
+                  .warm_ids = { &cinergyt2_usb_table[0], NULL },
+                },
+                { NULL },
+        }
+};
+
+
+static struct usb_driver cinergyt2_driver = {
+        .name           = "cinergyT2",
+        .probe          = cinergyt2_usb_probe,
+        .disconnect     = dvb_usb_device_exit,
+        .id_table       = cinergyt2_usb_table
+};
+
+static int __init cinergyt2_usb_init(void)
+{
+        int err;
+
+        err = usb_register(&cinergyt2_driver);
+        if (err) {
+                err("usb_register() failed! (err %i)\n", err);
+                return err;
+        }
+        return 0;
+}
+
+static void __exit cinergyt2_usb_exit(void)
+{
+        usb_deregister(&cinergyt2_driver);
+}
+
+module_init(cinergyt2_usb_init);
+module_exit(cinergyt2_usb_exit);
+
+MODULE_DESCRIPTION("Terratec Cinergy T2 DVB-T driver");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Tomi Orava");
diff --git a/drivers/media/dvb/dvb-usb/cinergyT2-fe.c b/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
new file mode 100644
index 000000000000..649f25cca49e
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/cinergyT2-fe.c
@@ -0,0 +1,351 @@
+/*
+ * TerraTec Cinergy T2/qanu USB2 DVB-T adapter.
+ *
+ * Copyright (C) 2007 Tomi Orava (tomimo@ncircle.nullnet.fi)
+ *
+ * Based on the dvb-usb-framework code and the
+ * original Terratec Cinergy T2 driver by:
+ *
+ * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and
+ *                  Holger Waechtler <holger@qanu.de>
+ *
+ *  Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "cinergyT2.h"
+
+
+/**
+ *  convert linux-dvb frontend parameter set into TPS.
+ *  See ETSI ETS-300744, section 4.6.2, table 9 for details.
+ *
+ *  This function is probably reusable and may better get placed in a support
+ *  library.
+ *
+ *  We replace errornous fields by default TPS fields (the ones with value 0).
+ */
+
+static uint16_t compute_tps(struct dvb_frontend_parameters *p)
+{
+        struct dvb_ofdm_parameters *op = &p->u.ofdm;
+        uint16_t tps = 0;
+
+        switch (op->code_rate_HP) {
+        case FEC_2_3:
+                tps |= (1 << 7);
+                break;
+        case FEC_3_4:
+                tps |= (2 << 7);
+                break;
+        case FEC_5_6:
+                tps |= (3 << 7);
+                break;
+        case FEC_7_8:
+                tps |= (4 << 7);
+                break;
+        case FEC_1_2:
+        case FEC_AUTO:
+        default:
+                /* tps |= (0 << 7) */;
+        }
+
+        switch (op->code_rate_LP) {
+        case FEC_2_3:
+                tps |= (1 << 4);
+                break;
+        case FEC_3_4:
+                tps |= (2 << 4);
+                break;
+        case FEC_5_6:
+                tps |= (3 << 4);
+                break;
+        case FEC_7_8:
+                tps |= (4 << 4);
+                break;
+        case FEC_1_2:
+        case FEC_AUTO:
+        default:
+                /* tps |= (0 << 4) */;
+        }
+
+        switch (op->constellation) {
+        case QAM_16:
+                tps |= (1 << 13);
+                break;
+        case QAM_64:
+                tps |= (2 << 13);
+                break;
+        case QPSK:
+        default:
+                /* tps |= (0 << 13) */;
+        }
+
+        switch (op->transmission_mode) {
+        case TRANSMISSION_MODE_8K:
+                tps |= (1 << 0);
+                break;
+        case TRANSMISSION_MODE_2K:
+        default:
+                /* tps |= (0 << 0) */;
+        }
+
+        switch (op->guard_interval) {
+        case GUARD_INTERVAL_1_16:
+                tps |= (1 << 2);
+                break;
+        case GUARD_INTERVAL_1_8:
+                tps |= (2 << 2);
+                break;
+        case GUARD_INTERVAL_1_4:
+                tps |= (3 << 2);
+                break;
+        case GUARD_INTERVAL_1_32:
+        default:
+                /* tps |= (0 << 2) */;
+        }
+
+        switch (op->hierarchy_information) {
+        case HIERARCHY_1:
+                tps |= (1 << 10);
+                break;
+        case HIERARCHY_2:
+                tps |= (2 << 10);
+                break;
+        case HIERARCHY_4:
+                tps |= (3 << 10);
+                break;
+        case HIERARCHY_NONE:
+        default:
+                /* tps |= (0 << 10) */;
+        }
+
+        return tps;
+}
+
+struct cinergyt2_fe_state {
+        struct dvb_frontend fe;
+        struct dvb_usb_device *d;
+};
+
+static int cinergyt2_fe_read_status(struct dvb_frontend *fe,
+                                        fe_status_t *status)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        struct dvbt_get_status_msg result;
+        u8 cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS };
+        int ret;
+
+        ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (u8 *)&result,
+                        sizeof(result), 0);
+        if (ret < 0)
+                return ret;
+
+        *status = 0;
+
+        if (0xffff - le16_to_cpu(result.gain) > 30)
+                *status |= FE_HAS_SIGNAL;
+        if (result.lock_bits & (1 << 6))
+                *status |= FE_HAS_LOCK;
+        if (result.lock_bits & (1 << 5))
+                *status |= FE_HAS_SYNC;
+        if (result.lock_bits & (1 << 4))
+                *status |= FE_HAS_CARRIER;
+        if (result.lock_bits & (1 << 1))
+                *status |= FE_HAS_VITERBI;
+
+        if ((*status & (FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC)) !=
+                        (FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC))
+                *status &= ~FE_HAS_LOCK;
+
+        return 0;
+}
+
+static int cinergyt2_fe_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        struct dvbt_get_status_msg status;
+        char cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS };
+        int ret;
+
+        ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (char *)&status,
+                                sizeof(status), 0);
+        if (ret < 0)
+                return ret;
+
+        *ber = le32_to_cpu(status.viterbi_error_rate);
+        return 0;
+}
+
+static int cinergyt2_fe_read_unc_blocks(struct dvb_frontend *fe, u32 *unc)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        struct dvbt_get_status_msg status;
+        u8 cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS };
+        int ret;
+
+        ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (u8 *)&status,
+                                sizeof(status), 0);
+        if (ret < 0) {
+                err("cinergyt2_fe_read_unc_blocks() Failed! (Error=%d)\n",
+                        ret);
+                return ret;
+        }
+        *unc = le32_to_cpu(status.uncorrected_block_count);
+        return 0;
+}
+
+static int cinergyt2_fe_read_signal_strength(struct dvb_frontend *fe,
+                                                u16 *strength)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        struct dvbt_get_status_msg status;
+        char cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS };
+        int ret;
+
+        ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (char *)&status,
+                                sizeof(status), 0);
+        if (ret < 0) {
+                err("cinergyt2_fe_read_signal_strength() Failed!"
+                        " (Error=%d)\n", ret);
+                return ret;
+        }
+        *strength = (0xffff - le16_to_cpu(status.gain));
+        return 0;
+}
+
+static int cinergyt2_fe_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        struct dvbt_get_status_msg status;
+        char cmd[] = { CINERGYT2_EP1_GET_TUNER_STATUS };
+        int ret;
+
+        ret = dvb_usb_generic_rw(state->d, cmd, sizeof(cmd), (char *)&status,
+                                sizeof(status), 0);
+        if (ret < 0) {
+                err("cinergyt2_fe_read_snr() Failed! (Error=%d)\n", ret);
+                return ret;
+        }
+        *snr = (status.snr << 8) | status.snr;
+        return 0;
+}
+
+static int cinergyt2_fe_init(struct dvb_frontend *fe)
+{
+        return 0;
+}
+
+static int cinergyt2_fe_sleep(struct dvb_frontend *fe)
+{
+        deb_info("cinergyt2_fe_sleep() Called\n");
+        return 0;
+}
+
+static int cinergyt2_fe_get_tune_settings(struct dvb_frontend *fe,
+                                struct dvb_frontend_tune_settings *tune)
+{
+        tune->min_delay_ms = 800;
+        return 0;
+}
+
+static int cinergyt2_fe_set_frontend(struct dvb_frontend *fe,
+                                  struct dvb_frontend_parameters *fep)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        struct dvbt_set_parameters_msg param;
+        char result[2];
+        int err;
+
+        param.cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS;
+        param.tps = cpu_to_le16(compute_tps(fep));
+        param.freq = cpu_to_le32(fep->frequency / 1000);
+        param.bandwidth = 8 - fep->u.ofdm.bandwidth - BANDWIDTH_8_MHZ;
+
+        err = dvb_usb_generic_rw(state->d,
+                        (char *)&param, sizeof(param),
+                        result, sizeof(result), 0);
+        if (err < 0)
+                err("cinergyt2_fe_set_frontend() Failed! err=%d\n", err);
+
+        return (err < 0) ? err : 0;
+}
+
+static int cinergyt2_fe_get_frontend(struct dvb_frontend *fe,
+                                  struct dvb_frontend_parameters *fep)
+{
+        return 0;
+}
+
+static void cinergyt2_fe_release(struct dvb_frontend *fe)
+{
+        struct cinergyt2_fe_state *state = fe->demodulator_priv;
+        if (state != NULL)
+                kfree(state);
+}
+
+static struct dvb_frontend_ops cinergyt2_fe_ops;
+
+struct dvb_frontend *cinergyt2_fe_attach(struct dvb_usb_device *d)
+{
+        struct cinergyt2_fe_state *s = kzalloc(sizeof(
+                                        struct cinergyt2_fe_state), GFP_KERNEL);
+        if (s == NULL)
+                return NULL;
+
+        s->d = d;
+        memcpy(&s->fe.ops, &cinergyt2_fe_ops, sizeof(struct dvb_frontend_ops));
+        s->fe.demodulator_priv = s;
+        return &s->fe;
+}
+
+
+static struct dvb_frontend_ops cinergyt2_fe_ops = {
+        .info = {
+                .name                   = DRIVER_NAME,
+                .type                   = FE_OFDM,
+                .frequency_min          = 174000000,
+                .frequency_max          = 862000000,
+                .frequency_stepsize     = 166667,
+                .caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_1_2
+                        | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4
+                        | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8
+                        | FE_CAN_FEC_AUTO | FE_CAN_QPSK
+                        | FE_CAN_QAM_16 | FE_CAN_QAM_64
+                        | FE_CAN_QAM_AUTO
+                        | FE_CAN_TRANSMISSION_MODE_AUTO
+                        | FE_CAN_GUARD_INTERVAL_AUTO
+                        | FE_CAN_HIERARCHY_AUTO
+                        | FE_CAN_RECOVER
+                        | FE_CAN_MUTE_TS
+        },
+
+        .release                = cinergyt2_fe_release,
+
+        .init                   = cinergyt2_fe_init,
+        .sleep                  = cinergyt2_fe_sleep,
+
+        .set_frontend           = cinergyt2_fe_set_frontend,
+        .get_frontend           = cinergyt2_fe_get_frontend,
+        .get_tune_settings      = cinergyt2_fe_get_tune_settings,
+
+        .read_status            = cinergyt2_fe_read_status,
+        .read_ber               = cinergyt2_fe_read_ber,
+        .read_signal_strength   = cinergyt2_fe_read_signal_strength,
+        .read_snr               = cinergyt2_fe_read_snr,
+        .read_ucblocks          = cinergyt2_fe_read_unc_blocks,
+};
diff --git a/drivers/media/dvb/dvb-usb/cinergyT2.h b/drivers/media/dvb/dvb-usb/cinergyT2.h
new file mode 100644
index 000000000000..11d79eb384c8
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/cinergyT2.h
@@ -0,0 +1,95 @@
+/*
+ * TerraTec Cinergy T2/qanu USB2 DVB-T adapter.
+ *
+ * Copyright (C) 2007 Tomi Orava (tomimo@ncircle.nullnet.fi)
+ *
+ * Based on the dvb-usb-framework code and the
+ * original Terratec Cinergy T2 driver by:
+ *
+ * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and
+ *                  Holger Waechtler <holger@qanu.de>
+ *
+ *  Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License,  or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not,  write to the Free Software
+ * Foundation,  Inc.,  675 Mass Ave,  Cambridge,  MA 02139,  USA.
+ *
+ */
+
+#ifndef _DVB_USB_CINERGYT2_H_
+#define _DVB_USB_CINERGYT2_H_
+
+#include <linux/usb/input.h>
+
+#define DVB_USB_LOG_PREFIX "cinergyT2"
+#include "dvb-usb.h"
+
+#define DRIVER_NAME "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver"
+
+extern int dvb_usb_cinergyt2_debug;
+
+#define deb_info(args...)  dprintk(dvb_usb_cinergyt2_debug,  0x001, args)
+#define deb_xfer(args...)  dprintk(dvb_usb_cinergyt2_debug,  0x002, args)
+#define deb_pll(args...)   dprintk(dvb_usb_cinergyt2_debug,  0x004, args)
+#define deb_ts(args...)    dprintk(dvb_usb_cinergyt2_debug,  0x008, args)
+#define deb_err(args...)   dprintk(dvb_usb_cinergyt2_debug,  0x010, args)
+#define deb_rc(args...)    dprintk(dvb_usb_cinergyt2_debug,  0x020, args)
+#define deb_fw(args...)    dprintk(dvb_usb_cinergyt2_debug,  0x040, args)
+#define deb_mem(args...)   dprintk(dvb_usb_cinergyt2_debug,  0x080, args)
+#define deb_uxfer(args...) dprintk(dvb_usb_cinergyt2_debug,  0x100, args)
+
+
+
+enum cinergyt2_ep1_cmd {
+        CINERGYT2_EP1_PID_TABLE_RESET           = 0x01,
+        CINERGYT2_EP1_PID_SETUP                 = 0x02,
+        CINERGYT2_EP1_CONTROL_STREAM_TRANSFER   = 0x03,
+        CINERGYT2_EP1_SET_TUNER_PARAMETERS      = 0x04,
+        CINERGYT2_EP1_GET_TUNER_STATUS          = 0x05,
+        CINERGYT2_EP1_START_SCAN                = 0x06,
+        CINERGYT2_EP1_CONTINUE_SCAN             = 0x07,
+        CINERGYT2_EP1_GET_RC_EVENTS             = 0x08,
+        CINERGYT2_EP1_SLEEP_MODE                = 0x09,
+        CINERGYT2_EP1_GET_FIRMWARE_VERSION      = 0x0A
+};
+
+
+struct dvbt_get_status_msg {
+        uint32_t freq;
+        uint8_t bandwidth;
+        uint16_t tps;
+        uint8_t flags;
+        uint16_t gain;
+        uint8_t snr;
+        uint32_t viterbi_error_rate;
+        uint32_t rs_error_rate;
+        uint32_t uncorrected_block_count;
+        uint8_t lock_bits;
+        uint8_t prev_lock_bits;
+} __attribute__((packed));
+
+
+struct dvbt_set_parameters_msg {
+        uint8_t cmd;
+        uint32_t freq;
+        uint8_t bandwidth;
+        uint16_t tps;
+        uint8_t flags;
+} __attribute__((packed));
+
+
+extern struct dvb_frontend *cinergyt2_fe_attach(struct dvb_usb_device *d);
+
+#endif /* _DVB_USB_CINERGYT2_H_ */
+