2 * Driver for AzureWave 6007 DVB-C/T USB2.0 and clones
4 * Copyright (c) Henry Wang <Henry.wang@AzureWave.com>
6 * This driver was made publicly available by Terratec, at:
7 * http://linux.terratec.de/files/TERRATEC_H7/20110323_TERRATEC_H7_Linux.tar.gz
8 * The original driver's license is GPL, as declared with MODULE_LICENSE()
10 * Copyright (c) 2010-2011 Mauro Carvalho Chehab <mchehab@redhat.com>
11 * Driver modified by in order to work with upstream drxk driver, and
12 * tons of bugs got fixed.
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation under version 2 of the License.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
26 #include "dvb_ca_en50221.h"
28 #define DVB_USB_LOG_PREFIX "az6007"
32 int dvb_usb_az6007_debug;
33 module_param_named(debug, dvb_usb_az6007_debug, int, 0644);
34 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))."
35 DVB_USB_DEBUG_STATUS);
37 #define deb_info(args...) dprintk(dvb_usb_az6007_debug, 0x01, args)
38 #define deb_xfer(args...) dprintk(dvb_usb_az6007_debug, 0x02, args)
39 #define deb_rc(args...) dprintk(dvb_usb_az6007_debug, 0x04, args)
40 #define deb_fe(args...) dprintk(dvb_usb_az6007_debug, 0x08, args)
42 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
44 /* Known requests (Cypress FX2 firmware + az6007 "private" ones*/
47 #define AZ6007_READ_DATA 0xb7
48 #define AZ6007_I2C_RD 0xb9
49 #define AZ6007_POWER 0xbc
50 #define AZ6007_I2C_WR 0xbd
51 #define FX2_SCON1 0xc0
52 #define AZ6007_TS_THROUGH 0xc7
53 #define AZ6007_READ_IR 0xb4
55 struct az6007_device_state {
57 struct mutex ca_mutex;
58 struct dvb_ca_en50221 ca;
60 int (*gate_ctrl) (struct dvb_frontend *, int);
61 unsigned char data[4096];
64 static struct drxk_config terratec_h7_drxk = {
68 .single_master = true,
69 .enable_merr_cfg = true,
70 .no_i2c_bridge = false,
72 .mpeg_out_clk_strength = 0x02,
73 .microcode_name = "dvb-usb-terratec-h7-drxk.fw",
76 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
78 struct dvb_usb_adapter *adap = fe->sec_priv;
79 struct az6007_device_state *st;
82 deb_info("%s: %s\n", __func__, enable ? "enable" : "disable");
93 status = st->gate_ctrl(fe, 1);
95 status = st->gate_ctrl(fe, 0);
100 static struct mt2063_config az6007_mt2063_config = {
101 .tuner_address = 0x60,
102 .refclock = 36125000,
105 static int __az6007_read(struct usb_device *udev, u8 req, u16 value,
106 u16 index, u8 *b, int blen)
110 ret = usb_control_msg(udev,
111 usb_rcvctrlpipe(udev, 0),
113 USB_TYPE_VENDOR | USB_DIR_IN,
114 value, index, b, blen, 5000);
116 warn("usb read operation failed. (%d)", ret);
120 deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value,
122 debug_dump(b, blen, deb_xfer);
127 static int az6007_read(struct dvb_usb_device *d, u8 req, u16 value,
128 u16 index, u8 *b, int blen)
130 struct az6007_device_state *st = d->priv;
133 if (mutex_lock_interruptible(&st->mutex) < 0)
136 ret = __az6007_read(d->udev, req, value, index, b, blen);
138 mutex_unlock(&st->mutex);
143 static int __az6007_write(struct usb_device *udev, u8 req, u16 value,
144 u16 index, u8 *b, int blen)
148 deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value,
150 debug_dump(b, blen, deb_xfer);
153 err("az6007: tried to write %d bytes, but I2C max size is 64 bytes\n",
158 ret = usb_control_msg(udev,
159 usb_sndctrlpipe(udev, 0),
161 USB_TYPE_VENDOR | USB_DIR_OUT,
162 value, index, b, blen, 5000);
164 err("usb write operation failed. (%d)", ret);
171 static int az6007_write(struct dvb_usb_device *d, u8 req, u16 value,
172 u16 index, u8 *b, int blen)
174 struct az6007_device_state *st = d->priv;
177 if (mutex_lock_interruptible(&st->mutex) < 0)
180 ret = __az6007_write(d->udev, req, value, index, b, blen);
182 mutex_unlock(&st->mutex);
187 static int az6007_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
189 struct dvb_usb_device *d = adap->dev;
191 deb_info("%s: %s", __func__, onoff ? "enable" : "disable");
193 return az6007_write(d, 0xbc, onoff, 0, NULL, 0);
196 /* remote control stuff (does not work with my box) */
197 static int az6007_rc_query(struct dvb_usb_device *d)
199 struct az6007_device_state *st = d->priv;
202 az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10);
204 if (st->data[1] == 0x44)
207 if ((st->data[1] ^ st->data[2]) == 0xff)
210 code = st->data[1] << 8 | st->data[2];
212 if ((st->data[3] ^ st->data[4]) == 0xff)
213 code = code << 8 | st->data[3];
215 code = code << 16 | st->data[3] << 8 | st->data[4];
217 rc_keydown(d->rc_dev, code, st->data[5]);
222 static int az6007_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
226 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
227 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
239 b = kmalloc(12, GFP_KERNEL);
243 mutex_lock(&state->ca_mutex);
250 ret = az6007_read(d, req, value, index, b, blen);
252 warn("usb in operation failed. (%d)", ret);
258 mutex_unlock(&state->ca_mutex);
263 static int az6007_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
268 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
269 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
277 deb_info("%s %d", __func__, slot);
281 mutex_lock(&state->ca_mutex);
287 ret = az6007_write(d, req, value1, index, NULL, blen);
289 warn("usb out operation failed. (%d)", ret);
291 mutex_unlock(&state->ca_mutex);
295 static int az6007_ci_read_cam_control(struct dvb_ca_en50221 *ca,
299 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
300 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
312 b = kmalloc(12, GFP_KERNEL);
316 mutex_lock(&state->ca_mutex);
323 ret = az6007_read(d, req, value, index, b, blen);
325 warn("usb in operation failed. (%d)", ret);
329 warn("Read CI IO error");
332 deb_info("read cam data = %x from 0x%x", b[1], value);
335 mutex_unlock(&state->ca_mutex);
340 static int az6007_ci_write_cam_control(struct dvb_ca_en50221 *ca,
345 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
346 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
357 mutex_lock(&state->ca_mutex);
363 ret = az6007_write(d, req, value1, index, NULL, blen);
365 warn("usb out operation failed. (%d)", ret);
370 mutex_unlock(&state->ca_mutex);
374 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
376 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
385 b = kmalloc(12, GFP_KERNEL);
394 ret = az6007_read(d, req, value, index, b, blen);
396 warn("usb in operation failed. (%d)", ret);
405 static int az6007_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
407 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
408 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
416 mutex_lock(&state->ca_mutex);
423 ret = az6007_write(d, req, value, index, NULL, blen);
425 warn("usb out operation failed. (%d)", ret);
435 ret = az6007_write(d, req, value, index, NULL, blen);
437 warn("usb out operation failed. (%d)", ret);
441 for (i = 0; i < 15; i++) {
444 if (CI_CamReady(ca, slot)) {
445 deb_info("CAM Ready");
452 mutex_unlock(&state->ca_mutex);
456 static int az6007_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
461 static int az6007_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
463 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
464 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
472 deb_info("%s", __func__);
473 mutex_lock(&state->ca_mutex);
479 ret = az6007_write(d, req, value, index, NULL, blen);
481 warn("usb out operation failed. (%d)", ret);
486 mutex_unlock(&state->ca_mutex);
490 static int az6007_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
492 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
493 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
501 b = kmalloc(12, GFP_KERNEL);
504 mutex_lock(&state->ca_mutex);
511 ret = az6007_read(d, req, value, index, b, blen);
513 warn("usb in operation failed. (%d)", ret);
518 if (!ret && b[0] == 1) {
519 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
520 DVB_CA_EN50221_POLL_CAM_READY;
523 mutex_unlock(&state->ca_mutex);
529 static void az6007_ci_uninit(struct dvb_usb_device *d)
531 struct az6007_device_state *state;
533 deb_info("%s", __func__);
538 state = (struct az6007_device_state *)d->priv;
542 if (NULL == state->ca.data)
545 dvb_ca_en50221_release(&state->ca);
547 memset(&state->ca, 0, sizeof(state->ca));
551 static int az6007_ci_init(struct dvb_usb_adapter *a)
553 struct dvb_usb_device *d = a->dev;
554 struct az6007_device_state *state = (struct az6007_device_state *)d->priv;
557 deb_info("%s", __func__);
559 mutex_init(&state->ca_mutex);
561 state->ca.owner = THIS_MODULE;
562 state->ca.read_attribute_mem = az6007_ci_read_attribute_mem;
563 state->ca.write_attribute_mem = az6007_ci_write_attribute_mem;
564 state->ca.read_cam_control = az6007_ci_read_cam_control;
565 state->ca.write_cam_control = az6007_ci_write_cam_control;
566 state->ca.slot_reset = az6007_ci_slot_reset;
567 state->ca.slot_shutdown = az6007_ci_slot_shutdown;
568 state->ca.slot_ts_enable = az6007_ci_slot_ts_enable;
569 state->ca.poll_slot_status = az6007_ci_poll_slot_status;
572 ret = dvb_ca_en50221_init(&a->dvb_adap,
577 err("Cannot initialize CI: Error %d.", ret);
578 memset(&state->ca, 0, sizeof(state->ca));
582 deb_info("CI initialized.");
587 static int az6007_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
589 struct az6007_device_state *st = d->priv;
592 ret = az6007_read(d, AZ6007_READ_DATA, 6, 0, st->data, 6);
593 memcpy(mac, st->data, sizeof(mac));
596 deb_info("%s: mac is %02x:%02x:%02x:%02x:%02x:%02x\n",
597 __func__, mac[0], mac[1], mac[2],
598 mac[3], mac[4], mac[5]);
603 static int az6007_frontend_attach(struct dvb_usb_adapter *adap)
605 struct az6007_device_state *st = adap->dev->priv;
607 deb_info("attaching demod drxk");
609 adap->fe_adap[0].fe = dvb_attach(drxk_attach, &terratec_h7_drxk,
610 &adap->dev->i2c_adap);
611 if (!adap->fe_adap[0].fe)
614 adap->fe_adap[0].fe->sec_priv = adap;
615 st->gate_ctrl = adap->fe_adap[0].fe->ops.i2c_gate_ctrl;
616 adap->fe_adap[0].fe->ops.i2c_gate_ctrl = drxk_gate_ctrl;
618 az6007_ci_init(adap);
623 static int az6007_tuner_attach(struct dvb_usb_adapter *adap)
625 deb_info("attaching tuner mt2063");
627 /* Attach mt2063 to DVB-C frontend */
628 if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl)
629 adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, 1);
630 if (!dvb_attach(mt2063_attach, adap->fe_adap[0].fe,
631 &az6007_mt2063_config,
632 &adap->dev->i2c_adap))
635 if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl)
636 adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, 0);
641 int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
643 struct az6007_device_state *st = d->priv;
646 deb_info("%s()\n", __func__);
649 mutex_init(&st->mutex);
651 ret = az6007_write(d, AZ6007_POWER, 0, 2, NULL, 0);
655 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
659 ret = az6007_write(d, AZ6007_POWER, 1, 3, NULL, 0);
663 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
668 ret = az6007_write(d, FX2_SCON1, 0, 3, NULL, 0);
672 ret = az6007_write(d, FX2_SCON1, 1, 3, NULL, 0);
676 ret = az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
688 az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
689 az6007_write(d, AZ6007_TS_THROUGH, 0, 0, NULL, 0);
695 static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
698 struct dvb_usb_device *d = i2c_get_adapdata(adap);
699 struct az6007_device_state *st = d->priv;
707 if (mutex_lock_interruptible(&st->mutex) < 0)
710 for (i = 0; i < num; i++) {
711 addr = msgs[i].addr << 1;
713 && (msgs[i].len == 1)
714 && (!msgs[i].flags & I2C_M_RD)
715 && (msgs[i + 1].flags & I2C_M_RD)
716 && (msgs[i].addr == msgs[i + 1].addr)) {
718 * A write + read xfer for the same address, where
719 * the first xfer has just 1 byte length.
720 * Need to join both into one operation
722 if (dvb_usb_az6007_debug & 2)
724 "az6007 I2C xfer write+read addr=0x%x len=%d/%d: ",
725 addr, msgs[i].len, msgs[i + 1].len);
727 index = msgs[i].buf[0];
728 value = addr | (1 << 8);
729 length = 6 + msgs[i + 1].len;
730 len = msgs[i + 1].len;
731 ret = __az6007_read(d->udev, req, value, index,
734 for (j = 0; j < len; j++) {
735 msgs[i + 1].buf[j] = st->data[j + 5];
736 if (dvb_usb_az6007_debug & 2)
744 } else if (!(msgs[i].flags & I2C_M_RD)) {
746 if (dvb_usb_az6007_debug & 2)
748 "az6007 I2C xfer write addr=0x%x len=%d: ",
751 index = msgs[i].buf[0];
752 value = addr | (1 << 8);
753 length = msgs[i].len - 1;
754 len = msgs[i].len - 1;
755 if (dvb_usb_az6007_debug & 2)
756 printk(KERN_CONT "(0x%02x) ", msgs[i].buf[0]);
757 for (j = 0; j < len; j++) {
758 st->data[j] = msgs[i].buf[j + 1];
759 if (dvb_usb_az6007_debug & 2)
760 printk(KERN_CONT "0x%02x ",
763 ret = __az6007_write(d->udev, req, value, index,
767 if (dvb_usb_az6007_debug & 2)
769 "az6007 I2C xfer read addr=0x%x len=%d: ",
772 index = msgs[i].buf[0];
774 length = msgs[i].len + 6;
776 ret = __az6007_read(d->udev, req, value, index,
778 for (j = 0; j < len; j++) {
779 msgs[i].buf[j] = st->data[j + 5];
780 if (dvb_usb_az6007_debug & 2)
782 "0x%02x ", st->data[j + 5]);
785 if (dvb_usb_az6007_debug & 2)
786 printk(KERN_CONT "\n");
791 mutex_unlock(&st->mutex);
794 info("%s ERROR: %i", __func__, ret);
800 static u32 az6007_i2c_func(struct i2c_adapter *adapter)
805 static struct i2c_algorithm az6007_i2c_algo = {
806 .master_xfer = az6007_i2c_xfer,
807 .functionality = az6007_i2c_func,
810 int az6007_identify_state(struct usb_device *udev,
811 struct dvb_usb_device_properties *props,
812 struct dvb_usb_device_description **desc, int *cold)
817 mac = kmalloc(6, GFP_ATOMIC);
821 /* Try to read the mac address */
822 ret = __az6007_read(udev, AZ6007_READ_DATA, 6, 0, mac, 6);
831 __az6007_write(udev, 0x09, 1, 0, NULL, 0);
832 __az6007_write(udev, 0x00, 0, 0, NULL, 0);
833 __az6007_write(udev, 0x00, 0, 0, NULL, 0);
836 deb_info("Device is on %s state\n", *cold ? "warm" : "cold");
840 static struct dvb_usb_device_properties az6007_properties;
842 static void az6007_usb_disconnect(struct usb_interface *intf)
844 struct dvb_usb_device *d = usb_get_intfdata(intf);
846 dvb_usb_device_exit(intf);
849 static int az6007_usb_probe(struct usb_interface *intf,
850 const struct usb_device_id *id)
852 return dvb_usb_device_init(intf, &az6007_properties,
853 THIS_MODULE, NULL, adapter_nr);
856 static struct usb_device_id az6007_usb_table[] = {
857 {USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_6007)},
858 {USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7)},
859 {USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7_2)},
863 MODULE_DEVICE_TABLE(usb, az6007_usb_table);
865 static struct dvb_usb_device_properties az6007_properties = {
866 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
867 .usb_ctrl = CYPRESS_FX2,
868 .firmware = "dvb-usb-terratec-h7-az6007.fw",
870 .size_of_priv = sizeof(struct az6007_device_state),
871 .identify_state = az6007_identify_state,
877 .streaming_ctrl = az6007_streaming_ctrl,
878 .tuner_attach = az6007_tuner_attach,
879 .frontend_attach = az6007_frontend_attach,
881 /* parameter for the MPEG2-data transfer */
894 .power_ctrl = az6007_power_ctrl,
895 .read_mac_address = az6007_read_mac_addr,
899 .rc_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
900 .module_name = "az6007",
901 .rc_query = az6007_rc_query,
902 .allowed_protos = RC_TYPE_NEC,
904 .i2c_algo = &az6007_i2c_algo,
906 .num_device_descs = 2,
908 { .name = "AzureWave DTV StarBox DVB-T/C USB2.0 (az6007)",
909 .cold_ids = { &az6007_usb_table[0], NULL },
910 .warm_ids = { NULL },
912 { .name = "TerraTec DTV StarBox DVB-T/C USB2.0 (az6007)",
913 .cold_ids = { &az6007_usb_table[1], &az6007_usb_table[2], NULL },
914 .warm_ids = { NULL },
920 /* usb specific object needed to register this driver with the usb subsystem */
921 static struct usb_driver az6007_usb_driver = {
922 .name = "dvb_usb_az6007",
923 .probe = az6007_usb_probe,
924 .disconnect = az6007_usb_disconnect,
925 .id_table = az6007_usb_table,
929 static int __init az6007_usb_module_init(void)
932 deb_info("az6007 usb module init\n");
934 result = usb_register(&az6007_usb_driver);
936 err("usb_register failed. (%d)", result);
943 static void __exit az6007_usb_module_exit(void)
945 /* deregister this driver from the USB subsystem */
946 deb_info("az6007 usb module exit\n");
947 usb_deregister(&az6007_usb_driver);
950 module_init(az6007_usb_module_init);
951 module_exit(az6007_usb_module_exit);
953 MODULE_AUTHOR("Henry Wang <Henry.wang@AzureWave.com>");
954 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
955 MODULE_DESCRIPTION("Driver for AzureWave 6007 DVB-C/T USB2.0 and clones");
956 MODULE_VERSION("1.1");
957 MODULE_LICENSE("GPL");