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) 2010-2012 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, and converted to use dvb-usb-v2.
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 #include "cypress_firmware.h"
30 #define AZ6007_FIRMWARE "dvb-usb-terratec-h7-az6007.fw"
32 static int az6007_xfer_debug;
33 module_param_named(xfer_debug, az6007_xfer_debug, int, 0644);
34 MODULE_PARM_DESC(xfer_debug, "Enable xfer debug");
36 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
38 /* Known requests (Cypress FX2 firmware + az6007 "private" ones*/
41 #define AZ6007_READ_DATA 0xb7
42 #define AZ6007_I2C_RD 0xb9
43 #define AZ6007_POWER 0xbc
44 #define AZ6007_I2C_WR 0xbd
45 #define FX2_SCON1 0xc0
46 #define AZ6007_TS_THROUGH 0xc7
47 #define AZ6007_READ_IR 0xb4
49 struct az6007_device_state {
51 struct mutex ca_mutex;
52 struct dvb_ca_en50221 ca;
54 int (*gate_ctrl) (struct dvb_frontend *, int);
55 unsigned char data[4096];
58 static struct drxk_config terratec_h7_drxk = {
62 .single_master = true,
63 .enable_merr_cfg = true,
64 .no_i2c_bridge = false,
66 .mpeg_out_clk_strength = 0x02,
67 .qam_demod_parameter_count = 2,
68 .microcode_name = "dvb-usb-terratec-h7-drxk.fw",
71 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
73 struct az6007_device_state *st = fe_to_priv(fe);
74 struct dvb_usb_adapter *adap = fe->sec_priv;
77 pr_debug("%s: %s\n", __func__, enable ? "enable" : "disable");
83 status = st->gate_ctrl(fe, 1);
85 status = st->gate_ctrl(fe, 0);
90 static struct mt2063_config az6007_mt2063_config = {
91 .tuner_address = 0x60,
95 static int __az6007_read(struct usb_device *udev, u8 req, u16 value,
96 u16 index, u8 *b, int blen)
100 ret = usb_control_msg(udev,
101 usb_rcvctrlpipe(udev, 0),
103 USB_TYPE_VENDOR | USB_DIR_IN,
104 value, index, b, blen, 5000);
106 pr_warn("usb read operation failed. (%d)\n", ret);
110 if (az6007_xfer_debug) {
111 printk(KERN_DEBUG "az6007: IN req: %02x, value: %04x, index: %04x\n",
113 print_hex_dump_bytes("az6007: payload: ",
114 DUMP_PREFIX_NONE, b, blen);
120 static int az6007_read(struct dvb_usb_device *d, u8 req, u16 value,
121 u16 index, u8 *b, int blen)
123 struct az6007_device_state *st = d->priv;
126 if (mutex_lock_interruptible(&st->mutex) < 0)
129 ret = __az6007_read(d->udev, req, value, index, b, blen);
131 mutex_unlock(&st->mutex);
136 static int __az6007_write(struct usb_device *udev, u8 req, u16 value,
137 u16 index, u8 *b, int blen)
141 if (az6007_xfer_debug) {
142 printk(KERN_DEBUG "az6007: OUT req: %02x, value: %04x, index: %04x\n",
144 print_hex_dump_bytes("az6007: payload: ",
145 DUMP_PREFIX_NONE, b, blen);
149 pr_err("az6007: tried to write %d bytes, but I2C max size is 64 bytes\n",
154 ret = usb_control_msg(udev,
155 usb_sndctrlpipe(udev, 0),
157 USB_TYPE_VENDOR | USB_DIR_OUT,
158 value, index, b, blen, 5000);
160 pr_err("usb write operation failed. (%d)\n", ret);
167 static int az6007_write(struct dvb_usb_device *d, u8 req, u16 value,
168 u16 index, u8 *b, int blen)
170 struct az6007_device_state *st = d->priv;
173 if (mutex_lock_interruptible(&st->mutex) < 0)
176 ret = __az6007_write(d->udev, req, value, index, b, blen);
178 mutex_unlock(&st->mutex);
183 static int az6007_streaming_ctrl(struct dvb_frontend *fe, int onoff)
185 struct dvb_usb_device *d = fe_to_d(fe);
187 pr_debug("%s: %s\n", __func__, onoff ? "enable" : "disable");
189 return az6007_write(d, 0xbc, onoff, 0, NULL, 0);
192 /* remote control stuff (does not work with my box) */
193 static int az6007_rc_query(struct dvb_usb_device *d)
195 struct az6007_device_state *st = d_to_priv(d);
198 az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10);
200 if (st->data[1] == 0x44)
203 if ((st->data[1] ^ st->data[2]) == 0xff)
206 code = st->data[1] << 8 | st->data[2];
208 if ((st->data[3] ^ st->data[4]) == 0xff)
209 code = code << 8 | st->data[3];
211 code = code << 16 | st->data[3] << 8 | st->data[4];
213 rc_keydown(d->rc_dev, code, st->data[5]);
218 static int az6007_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
222 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
223 struct az6007_device_state *state = d_to_priv(d);
235 b = kmalloc(12, GFP_KERNEL);
239 mutex_lock(&state->ca_mutex);
246 ret = az6007_read(d, req, value, index, b, blen);
248 pr_warn("usb in operation failed. (%d)\n", ret);
254 mutex_unlock(&state->ca_mutex);
259 static int az6007_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
264 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
265 struct az6007_device_state *state = d_to_priv(d);
273 pr_debug("%s(), slot %d\n", __func__, slot);
277 mutex_lock(&state->ca_mutex);
283 ret = az6007_write(d, req, value1, index, NULL, blen);
285 pr_warn("usb out operation failed. (%d)\n", ret);
287 mutex_unlock(&state->ca_mutex);
291 static int az6007_ci_read_cam_control(struct dvb_ca_en50221 *ca,
295 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
296 struct az6007_device_state *state = d_to_priv(d);
308 b = kmalloc(12, GFP_KERNEL);
312 mutex_lock(&state->ca_mutex);
319 ret = az6007_read(d, req, value, index, b, blen);
321 pr_warn("usb in operation failed. (%d)\n", ret);
325 pr_warn("Read CI IO error\n");
328 pr_debug("read cam data = %x from 0x%x\n", b[1], value);
331 mutex_unlock(&state->ca_mutex);
336 static int az6007_ci_write_cam_control(struct dvb_ca_en50221 *ca,
341 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
342 struct az6007_device_state *state = d_to_priv(d);
353 mutex_lock(&state->ca_mutex);
359 ret = az6007_write(d, req, value1, index, NULL, blen);
361 pr_warn("usb out operation failed. (%d)\n", ret);
366 mutex_unlock(&state->ca_mutex);
370 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
372 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
381 b = kmalloc(12, GFP_KERNEL);
390 ret = az6007_read(d, req, value, index, b, blen);
392 pr_warn("usb in operation failed. (%d)\n", ret);
401 static int az6007_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
403 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
404 struct az6007_device_state *state = d_to_priv(d);
412 mutex_lock(&state->ca_mutex);
419 ret = az6007_write(d, req, value, index, NULL, blen);
421 pr_warn("usb out operation failed. (%d)\n", ret);
431 ret = az6007_write(d, req, value, index, NULL, blen);
433 pr_warn("usb out operation failed. (%d)\n", ret);
437 for (i = 0; i < 15; i++) {
440 if (CI_CamReady(ca, slot)) {
441 pr_debug("CAM Ready\n");
448 mutex_unlock(&state->ca_mutex);
452 static int az6007_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
457 static int az6007_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
459 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
460 struct az6007_device_state *state = d_to_priv(d);
468 pr_debug("%s()\n", __func__);
469 mutex_lock(&state->ca_mutex);
475 ret = az6007_write(d, req, value, index, NULL, blen);
477 pr_warn("usb out operation failed. (%d)\n", ret);
482 mutex_unlock(&state->ca_mutex);
486 static int az6007_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
488 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
489 struct az6007_device_state *state = d_to_priv(d);
497 b = kmalloc(12, GFP_KERNEL);
500 mutex_lock(&state->ca_mutex);
507 ret = az6007_read(d, req, value, index, b, blen);
509 pr_warn("usb in operation failed. (%d)\n", ret);
514 if (!ret && b[0] == 1) {
515 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
516 DVB_CA_EN50221_POLL_CAM_READY;
519 mutex_unlock(&state->ca_mutex);
525 static void az6007_ci_uninit(struct dvb_usb_device *d)
527 struct az6007_device_state *state;
529 pr_debug("%s()\n", __func__);
534 state = d_to_priv(d);
538 if (NULL == state->ca.data)
541 dvb_ca_en50221_release(&state->ca);
543 memset(&state->ca, 0, sizeof(state->ca));
547 static int az6007_ci_init(struct dvb_usb_adapter *adap)
549 struct dvb_usb_device *d = adap_to_d(adap);
550 struct az6007_device_state *state = adap_to_priv(adap);
553 pr_debug("%s()\n", __func__);
555 mutex_init(&state->ca_mutex);
556 state->ca.owner = THIS_MODULE;
557 state->ca.read_attribute_mem = az6007_ci_read_attribute_mem;
558 state->ca.write_attribute_mem = az6007_ci_write_attribute_mem;
559 state->ca.read_cam_control = az6007_ci_read_cam_control;
560 state->ca.write_cam_control = az6007_ci_write_cam_control;
561 state->ca.slot_reset = az6007_ci_slot_reset;
562 state->ca.slot_shutdown = az6007_ci_slot_shutdown;
563 state->ca.slot_ts_enable = az6007_ci_slot_ts_enable;
564 state->ca.poll_slot_status = az6007_ci_poll_slot_status;
567 ret = dvb_ca_en50221_init(&adap->dvb_adap,
572 pr_err("Cannot initialize CI: Error %d.\n", ret);
573 memset(&state->ca, 0, sizeof(state->ca));
577 pr_debug("CI initialized.\n");
582 static int az6007_read_mac_addr(struct dvb_usb_adapter *adap, u8 mac[6])
584 struct dvb_usb_device *d = adap_to_d(adap);
585 struct az6007_device_state *st = adap_to_priv(adap);
588 ret = az6007_read(d, AZ6007_READ_DATA, 6, 0, st->data, 6);
589 memcpy(mac, st->data, 6);
592 pr_debug("%s: mac is %pM\n", __func__, mac);
597 static int az6007_frontend_attach(struct dvb_usb_adapter *adap)
599 struct az6007_device_state *st = adap_to_priv(adap);
600 struct dvb_usb_device *d = adap_to_d(adap);
602 pr_debug("attaching demod drxk\n");
604 adap->fe[0] = dvb_attach(drxk_attach, &terratec_h7_drxk,
609 adap->fe[0]->sec_priv = adap;
610 st->gate_ctrl = adap->fe[0]->ops.i2c_gate_ctrl;
611 adap->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
613 az6007_ci_init(adap);
618 static int az6007_tuner_attach(struct dvb_usb_adapter *adap)
620 struct dvb_usb_device *d = adap_to_d(adap);
622 pr_debug("attaching tuner mt2063\n");
624 /* Attach mt2063 to DVB-C frontend */
625 if (adap->fe[0]->ops.i2c_gate_ctrl)
626 adap->fe[0]->ops.i2c_gate_ctrl(adap->fe[0], 1);
627 if (!dvb_attach(mt2063_attach, adap->fe[0],
628 &az6007_mt2063_config,
632 if (adap->fe[0]->ops.i2c_gate_ctrl)
633 adap->fe[0]->ops.i2c_gate_ctrl(adap->fe[0], 0);
638 static int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
640 struct az6007_device_state *state = d_to_priv(d);
643 pr_debug("%s()\n", __func__);
646 mutex_init(&state->mutex);
648 ret = az6007_write(d, AZ6007_POWER, 0, 2, NULL, 0);
652 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
656 ret = az6007_write(d, AZ6007_POWER, 1, 3, NULL, 0);
660 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
665 ret = az6007_write(d, FX2_SCON1, 0, 3, NULL, 0);
669 ret = az6007_write(d, FX2_SCON1, 1, 3, NULL, 0);
673 ret = az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
685 az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
686 az6007_write(d, AZ6007_TS_THROUGH, 0, 0, NULL, 0);
692 static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
695 struct dvb_usb_device *d = i2c_get_adapdata(adap);
696 struct az6007_device_state *st = d_to_priv(d);
704 if (mutex_lock_interruptible(&st->mutex) < 0)
707 for (i = 0; i < num; i++) {
708 addr = msgs[i].addr << 1;
710 && (msgs[i].len == 1)
711 && ((msgs[i].flags & I2C_M_RD) != I2C_M_RD)
712 && (msgs[i + 1].flags & I2C_M_RD)
713 && (msgs[i].addr == msgs[i + 1].addr)) {
715 * A write + read xfer for the same address, where
716 * the first xfer has just 1 byte length.
717 * Need to join both into one operation
719 if (az6007_xfer_debug)
720 printk(KERN_DEBUG "az6007: I2C W/R addr=0x%x len=%d/%d\n",
721 addr, msgs[i].len, msgs[i + 1].len);
723 index = msgs[i].buf[0];
724 value = addr | (1 << 8);
725 length = 6 + msgs[i + 1].len;
726 len = msgs[i + 1].len;
727 ret = __az6007_read(d->udev, req, value, index,
730 for (j = 0; j < len; j++)
731 msgs[i + 1].buf[j] = st->data[j + 5];
735 } else if (!(msgs[i].flags & I2C_M_RD)) {
737 if (az6007_xfer_debug)
738 printk(KERN_DEBUG "az6007: I2C W addr=0x%x len=%d\n",
741 index = msgs[i].buf[0];
742 value = addr | (1 << 8);
743 length = msgs[i].len - 1;
744 len = msgs[i].len - 1;
745 for (j = 0; j < len; j++)
746 st->data[j] = msgs[i].buf[j + 1];
747 ret = __az6007_write(d->udev, req, value, index,
751 if (az6007_xfer_debug)
752 printk(KERN_DEBUG "az6007: I2C R addr=0x%x len=%d\n",
755 index = msgs[i].buf[0];
757 length = msgs[i].len + 6;
759 ret = __az6007_read(d->udev, req, value, index,
761 for (j = 0; j < len; j++)
762 msgs[i].buf[j] = st->data[j + 5];
768 mutex_unlock(&st->mutex);
771 pr_info("%s ERROR: %i\n", __func__, ret);
777 static u32 az6007_i2c_func(struct i2c_adapter *adapter)
782 static struct i2c_algorithm az6007_i2c_algo = {
783 .master_xfer = az6007_i2c_xfer,
784 .functionality = az6007_i2c_func,
787 static int az6007_identify_state(struct dvb_usb_device *d, const char **name)
792 pr_debug("Identifying az6007 state\n");
794 mac = kmalloc(6, GFP_ATOMIC);
798 /* Try to read the mac address */
799 ret = __az6007_read(d->udev, AZ6007_READ_DATA, 6, 0, mac, 6);
808 __az6007_write(d->udev, 0x09, 1, 0, NULL, 0);
809 __az6007_write(d->udev, 0x00, 0, 0, NULL, 0);
810 __az6007_write(d->udev, 0x00, 0, 0, NULL, 0);
813 pr_debug("Device is on %s state\n",
814 ret == WARM ? "warm" : "cold");
818 static void az6007_usb_disconnect(struct usb_interface *intf)
820 struct dvb_usb_device *d = usb_get_intfdata(intf);
822 dvb_usbv2_disconnect(intf);
825 static int az6007_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
827 pr_debug("Getting az6007 Remote Control properties\n");
829 rc->allowed_protos = RC_BIT_NEC;
830 rc->query = az6007_rc_query;
836 static int az6007_download_firmware(struct dvb_usb_device *d,
837 const struct firmware *fw)
839 pr_debug("Loading az6007 firmware\n");
841 return usbv2_cypress_load_firmware(d->udev, fw, CYPRESS_FX2);
844 /* DVB USB Driver stuff */
845 static struct dvb_usb_device_properties az6007_props = {
846 .driver_name = KBUILD_MODNAME,
847 .owner = THIS_MODULE,
848 .firmware = AZ6007_FIRMWARE,
850 .adapter_nr = adapter_nr,
851 .size_of_priv = sizeof(struct az6007_device_state),
852 .i2c_algo = &az6007_i2c_algo,
853 .tuner_attach = az6007_tuner_attach,
854 .frontend_attach = az6007_frontend_attach,
855 .streaming_ctrl = az6007_streaming_ctrl,
856 .get_rc_config = az6007_get_rc_config,
857 .read_mac_address = az6007_read_mac_addr,
858 .download_firmware = az6007_download_firmware,
859 .identify_state = az6007_identify_state,
860 .power_ctrl = az6007_power_ctrl,
863 { .stream = DVB_USB_STREAM_BULK(0x02, 10, 4096), }
867 static struct usb_device_id az6007_usb_table[] = {
868 {DVB_USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_6007,
869 &az6007_props, "Azurewave 6007", RC_MAP_EMPTY)},
870 {DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7,
871 &az6007_props, "Terratec H7", RC_MAP_NEC_TERRATEC_CINERGY_XS)},
872 {DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7_2,
873 &az6007_props, "Terratec H7", RC_MAP_NEC_TERRATEC_CINERGY_XS)},
877 MODULE_DEVICE_TABLE(usb, az6007_usb_table);
879 static int az6007_suspend(struct usb_interface *intf, pm_message_t msg)
881 struct dvb_usb_device *d = usb_get_intfdata(intf);
884 return dvb_usbv2_suspend(intf, msg);
887 static int az6007_resume(struct usb_interface *intf)
889 struct dvb_usb_device *d = usb_get_intfdata(intf);
890 struct dvb_usb_adapter *adap = &d->adapter[0];
892 az6007_ci_init(adap);
893 return dvb_usbv2_resume(intf);
896 /* usb specific object needed to register this driver with the usb subsystem */
897 static struct usb_driver az6007_usb_driver = {
898 .name = KBUILD_MODNAME,
899 .id_table = az6007_usb_table,
900 .probe = dvb_usbv2_probe,
901 .disconnect = az6007_usb_disconnect,
905 * FIXME: need to implement reset_resume, likely with
906 * dvb-usb-v2 core support
908 .suspend = az6007_suspend,
909 .resume = az6007_resume,
912 module_usb_driver(az6007_usb_driver);
914 MODULE_AUTHOR("Henry Wang <Henry.wang@AzureWave.com>");
915 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
916 MODULE_DESCRIPTION("Driver for AzureWave 6007 DVB-C/T USB2.0 and clones");
917 MODULE_VERSION("2.0");
918 MODULE_LICENSE("GPL");
919 MODULE_FIRMWARE(AZ6007_FIRMWARE);