1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for AzureWave 6007 DVB-C/T USB2.0 and clones
5 * Copyright (c) Henry Wang <Henry.wang@AzureWave.com>
7 * This driver was made publicly available by Terratec, at:
8 * http://linux.terratec.de/files/TERRATEC_H7/20110323_TERRATEC_H7_Linux.tar.gz
9 * The original driver's license is GPL, as declared with MODULE_LICENSE()
11 * Copyright (c) 2010-2012 Mauro Carvalho Chehab
12 * Driver modified by in order to work with upstream drxk driver, and
13 * tons of bugs got fixed, and converted to use dvb-usb-v2.
18 #include <media/dvb_ca_en50221.h>
20 #include "cypress_firmware.h"
22 #define AZ6007_FIRMWARE "dvb-usb-terratec-h7-az6007.fw"
24 static int az6007_xfer_debug;
25 module_param_named(xfer_debug, az6007_xfer_debug, int, 0644);
26 MODULE_PARM_DESC(xfer_debug, "Enable xfer debug");
28 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
30 /* Known requests (Cypress FX2 firmware + az6007 "private" ones*/
33 #define AZ6007_READ_DATA 0xb7
34 #define AZ6007_I2C_RD 0xb9
35 #define AZ6007_POWER 0xbc
36 #define AZ6007_I2C_WR 0xbd
37 #define FX2_SCON1 0xc0
38 #define AZ6007_TS_THROUGH 0xc7
39 #define AZ6007_READ_IR 0xb4
41 struct az6007_device_state {
43 struct mutex ca_mutex;
44 struct dvb_ca_en50221 ca;
46 int (*gate_ctrl) (struct dvb_frontend *, int);
47 unsigned char data[4096];
50 static struct drxk_config terratec_h7_drxk = {
54 .single_master = true,
55 .enable_merr_cfg = true,
56 .no_i2c_bridge = false,
58 .mpeg_out_clk_strength = 0x02,
59 .qam_demod_parameter_count = 2,
60 .microcode_name = "dvb-usb-terratec-h7-drxk.fw",
63 static struct drxk_config cablestar_hdci_drxk = {
67 .single_master = true,
68 .enable_merr_cfg = true,
69 .no_i2c_bridge = false,
71 .mpeg_out_clk_strength = 0x02,
72 .qam_demod_parameter_count = 2,
73 .microcode_name = "dvb-usb-technisat-cablestar-hdci-drxk.fw",
76 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
78 struct az6007_device_state *st = fe_to_priv(fe);
79 struct dvb_usb_adapter *adap = fe->sec_priv;
82 pr_debug("%s: %s\n", __func__, enable ? "enable" : "disable");
88 status = st->gate_ctrl(fe, 1);
90 status = st->gate_ctrl(fe, 0);
95 static struct mt2063_config az6007_mt2063_config = {
96 .tuner_address = 0x60,
100 static int __az6007_read(struct usb_device *udev, u8 req, u16 value,
101 u16 index, u8 *b, int blen)
105 ret = usb_control_msg(udev,
106 usb_rcvctrlpipe(udev, 0),
108 USB_TYPE_VENDOR | USB_DIR_IN,
109 value, index, b, blen, 5000);
111 pr_warn("usb read operation failed. (%d)\n", ret);
115 if (az6007_xfer_debug) {
116 printk(KERN_DEBUG "az6007: IN req: %02x, value: %04x, index: %04x\n",
118 print_hex_dump_bytes("az6007: payload: ",
119 DUMP_PREFIX_NONE, b, blen);
125 static int az6007_read(struct dvb_usb_device *d, u8 req, u16 value,
126 u16 index, u8 *b, int blen)
128 struct az6007_device_state *st = d->priv;
131 if (mutex_lock_interruptible(&st->mutex) < 0)
134 ret = __az6007_read(d->udev, req, value, index, b, blen);
136 mutex_unlock(&st->mutex);
141 static int __az6007_write(struct usb_device *udev, u8 req, u16 value,
142 u16 index, u8 *b, int blen)
146 if (az6007_xfer_debug) {
147 printk(KERN_DEBUG "az6007: OUT req: %02x, value: %04x, index: %04x\n",
149 print_hex_dump_bytes("az6007: payload: ",
150 DUMP_PREFIX_NONE, b, blen);
154 pr_err("az6007: tried to write %d bytes, but I2C max size is 64 bytes\n",
159 ret = usb_control_msg(udev,
160 usb_sndctrlpipe(udev, 0),
162 USB_TYPE_VENDOR | USB_DIR_OUT,
163 value, index, b, blen, 5000);
165 pr_err("usb write operation failed. (%d)\n", ret);
172 static int az6007_write(struct dvb_usb_device *d, u8 req, u16 value,
173 u16 index, u8 *b, int blen)
175 struct az6007_device_state *st = d->priv;
178 if (mutex_lock_interruptible(&st->mutex) < 0)
181 ret = __az6007_write(d->udev, req, value, index, b, blen);
183 mutex_unlock(&st->mutex);
188 static int az6007_streaming_ctrl(struct dvb_frontend *fe, int onoff)
190 struct dvb_usb_device *d = fe_to_d(fe);
192 pr_debug("%s: %s\n", __func__, onoff ? "enable" : "disable");
194 return az6007_write(d, 0xbc, onoff, 0, NULL, 0);
197 #if IS_ENABLED(CONFIG_RC_CORE)
198 /* remote control stuff (does not work with my box) */
199 static int az6007_rc_query(struct dvb_usb_device *d)
201 struct az6007_device_state *st = d_to_priv(d);
205 az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10);
207 if (st->data[1] == 0x44)
210 if ((st->data[3] ^ st->data[4]) == 0xff) {
211 if ((st->data[1] ^ st->data[2]) == 0xff) {
212 code = RC_SCANCODE_NEC(st->data[1], st->data[3]);
213 proto = RC_PROTO_NEC;
215 code = RC_SCANCODE_NECX(st->data[1] << 8 | st->data[2],
217 proto = RC_PROTO_NECX;
220 code = RC_SCANCODE_NEC32(st->data[1] << 24 |
224 proto = RC_PROTO_NEC32;
227 rc_keydown(d->rc_dev, proto, code, st->data[5]);
232 static int az6007_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
234 pr_debug("Getting az6007 Remote Control properties\n");
236 rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX |
238 rc->query = az6007_rc_query;
244 #define az6007_get_rc_config NULL
247 static int az6007_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
251 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
252 struct az6007_device_state *state = d_to_priv(d);
264 b = kmalloc(12, GFP_KERNEL);
268 mutex_lock(&state->ca_mutex);
275 ret = az6007_read(d, req, value, index, b, blen);
277 pr_warn("usb in operation failed. (%d)\n", ret);
283 mutex_unlock(&state->ca_mutex);
288 static int az6007_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
293 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
294 struct az6007_device_state *state = d_to_priv(d);
302 pr_debug("%s(), slot %d\n", __func__, slot);
306 mutex_lock(&state->ca_mutex);
312 ret = az6007_write(d, req, value1, index, NULL, blen);
314 pr_warn("usb out operation failed. (%d)\n", ret);
316 mutex_unlock(&state->ca_mutex);
320 static int az6007_ci_read_cam_control(struct dvb_ca_en50221 *ca,
324 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
325 struct az6007_device_state *state = d_to_priv(d);
337 b = kmalloc(12, GFP_KERNEL);
341 mutex_lock(&state->ca_mutex);
348 ret = az6007_read(d, req, value, index, b, blen);
350 pr_warn("usb in operation failed. (%d)\n", ret);
354 pr_warn("Read CI IO error\n");
357 pr_debug("read cam data = %x from 0x%x\n", b[1], value);
360 mutex_unlock(&state->ca_mutex);
365 static int az6007_ci_write_cam_control(struct dvb_ca_en50221 *ca,
370 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
371 struct az6007_device_state *state = d_to_priv(d);
382 mutex_lock(&state->ca_mutex);
388 ret = az6007_write(d, req, value1, index, NULL, blen);
390 pr_warn("usb out operation failed. (%d)\n", ret);
395 mutex_unlock(&state->ca_mutex);
399 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
401 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
410 b = kmalloc(12, GFP_KERNEL);
419 ret = az6007_read(d, req, value, index, b, blen);
421 pr_warn("usb in operation failed. (%d)\n", ret);
430 static int az6007_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
432 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
433 struct az6007_device_state *state = d_to_priv(d);
441 mutex_lock(&state->ca_mutex);
448 ret = az6007_write(d, req, value, index, NULL, blen);
450 pr_warn("usb out operation failed. (%d)\n", ret);
460 ret = az6007_write(d, req, value, index, NULL, blen);
462 pr_warn("usb out operation failed. (%d)\n", ret);
466 for (i = 0; i < 15; i++) {
469 if (CI_CamReady(ca, slot)) {
470 pr_debug("CAM Ready\n");
477 mutex_unlock(&state->ca_mutex);
481 static int az6007_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
486 static int az6007_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
488 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
489 struct az6007_device_state *state = d_to_priv(d);
497 pr_debug("%s()\n", __func__);
498 mutex_lock(&state->ca_mutex);
504 ret = az6007_write(d, req, value, index, NULL, blen);
506 pr_warn("usb out operation failed. (%d)\n", ret);
511 mutex_unlock(&state->ca_mutex);
515 static int az6007_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
517 struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
518 struct az6007_device_state *state = d_to_priv(d);
526 b = kmalloc(12, GFP_KERNEL);
529 mutex_lock(&state->ca_mutex);
536 ret = az6007_read(d, req, value, index, b, blen);
538 pr_warn("usb in operation failed. (%d)\n", ret);
543 if (!ret && b[0] == 1) {
544 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
545 DVB_CA_EN50221_POLL_CAM_READY;
548 mutex_unlock(&state->ca_mutex);
554 static void az6007_ci_uninit(struct dvb_usb_device *d)
556 struct az6007_device_state *state;
558 pr_debug("%s()\n", __func__);
563 state = d_to_priv(d);
567 if (NULL == state->ca.data)
570 dvb_ca_en50221_release(&state->ca);
572 memset(&state->ca, 0, sizeof(state->ca));
576 static int az6007_ci_init(struct dvb_usb_adapter *adap)
578 struct dvb_usb_device *d = adap_to_d(adap);
579 struct az6007_device_state *state = adap_to_priv(adap);
582 pr_debug("%s()\n", __func__);
584 mutex_init(&state->ca_mutex);
585 state->ca.owner = THIS_MODULE;
586 state->ca.read_attribute_mem = az6007_ci_read_attribute_mem;
587 state->ca.write_attribute_mem = az6007_ci_write_attribute_mem;
588 state->ca.read_cam_control = az6007_ci_read_cam_control;
589 state->ca.write_cam_control = az6007_ci_write_cam_control;
590 state->ca.slot_reset = az6007_ci_slot_reset;
591 state->ca.slot_shutdown = az6007_ci_slot_shutdown;
592 state->ca.slot_ts_enable = az6007_ci_slot_ts_enable;
593 state->ca.poll_slot_status = az6007_ci_poll_slot_status;
596 ret = dvb_ca_en50221_init(&adap->dvb_adap,
601 pr_err("Cannot initialize CI: Error %d.\n", ret);
602 memset(&state->ca, 0, sizeof(state->ca));
606 pr_debug("CI initialized.\n");
611 static int az6007_read_mac_addr(struct dvb_usb_adapter *adap, u8 mac[6])
613 struct dvb_usb_device *d = adap_to_d(adap);
614 struct az6007_device_state *st = adap_to_priv(adap);
617 ret = az6007_read(d, AZ6007_READ_DATA, 6, 0, st->data, 6);
618 memcpy(mac, st->data, 6);
621 pr_debug("%s: mac is %pM\n", __func__, mac);
626 static int az6007_frontend_attach(struct dvb_usb_adapter *adap)
628 struct az6007_device_state *st = adap_to_priv(adap);
629 struct dvb_usb_device *d = adap_to_d(adap);
631 pr_debug("attaching demod drxk\n");
633 adap->fe[0] = dvb_attach(drxk_attach, &terratec_h7_drxk,
638 adap->fe[0]->sec_priv = adap;
639 st->gate_ctrl = adap->fe[0]->ops.i2c_gate_ctrl;
640 adap->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
642 az6007_ci_init(adap);
647 static int az6007_cablestar_hdci_frontend_attach(struct dvb_usb_adapter *adap)
649 struct az6007_device_state *st = adap_to_priv(adap);
650 struct dvb_usb_device *d = adap_to_d(adap);
652 pr_debug("attaching demod drxk\n");
654 adap->fe[0] = dvb_attach(drxk_attach, &cablestar_hdci_drxk,
659 adap->fe[0]->sec_priv = adap;
660 st->gate_ctrl = adap->fe[0]->ops.i2c_gate_ctrl;
661 adap->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
663 az6007_ci_init(adap);
668 static int az6007_tuner_attach(struct dvb_usb_adapter *adap)
670 struct dvb_usb_device *d = adap_to_d(adap);
672 pr_debug("attaching tuner mt2063\n");
674 /* Attach mt2063 to DVB-C frontend */
675 if (adap->fe[0]->ops.i2c_gate_ctrl)
676 adap->fe[0]->ops.i2c_gate_ctrl(adap->fe[0], 1);
677 if (!dvb_attach(mt2063_attach, adap->fe[0],
678 &az6007_mt2063_config,
682 if (adap->fe[0]->ops.i2c_gate_ctrl)
683 adap->fe[0]->ops.i2c_gate_ctrl(adap->fe[0], 0);
688 static int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
690 struct az6007_device_state *state = d_to_priv(d);
693 pr_debug("%s()\n", __func__);
696 mutex_init(&state->mutex);
698 ret = az6007_write(d, AZ6007_POWER, 0, 2, NULL, 0);
702 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
706 ret = az6007_write(d, AZ6007_POWER, 1, 3, NULL, 0);
710 ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
715 ret = az6007_write(d, FX2_SCON1, 0, 3, NULL, 0);
719 ret = az6007_write(d, FX2_SCON1, 1, 3, NULL, 0);
723 ret = az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
735 az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
736 az6007_write(d, AZ6007_TS_THROUGH, 0, 0, NULL, 0);
742 static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
745 struct dvb_usb_device *d = i2c_get_adapdata(adap);
746 struct az6007_device_state *st = d_to_priv(d);
754 if (mutex_lock_interruptible(&st->mutex) < 0)
757 for (i = 0; i < num; i++) {
758 addr = msgs[i].addr << 1;
760 && (msgs[i].len == 1)
761 && ((msgs[i].flags & I2C_M_RD) != I2C_M_RD)
762 && (msgs[i + 1].flags & I2C_M_RD)
763 && (msgs[i].addr == msgs[i + 1].addr)) {
765 * A write + read xfer for the same address, where
766 * the first xfer has just 1 byte length.
767 * Need to join both into one operation
769 if (az6007_xfer_debug)
770 printk(KERN_DEBUG "az6007: I2C W/R addr=0x%x len=%d/%d\n",
771 addr, msgs[i].len, msgs[i + 1].len);
773 index = msgs[i].buf[0];
774 value = addr | (1 << 8);
775 length = 6 + msgs[i + 1].len;
776 len = msgs[i + 1].len;
777 ret = __az6007_read(d->udev, req, value, index,
780 for (j = 0; j < len; j++)
781 msgs[i + 1].buf[j] = st->data[j + 5];
785 } else if (!(msgs[i].flags & I2C_M_RD)) {
787 if (az6007_xfer_debug)
788 printk(KERN_DEBUG "az6007: I2C W addr=0x%x len=%d\n",
791 index = msgs[i].buf[0];
792 value = addr | (1 << 8);
793 length = msgs[i].len - 1;
794 len = msgs[i].len - 1;
795 for (j = 0; j < len; j++)
796 st->data[j] = msgs[i].buf[j + 1];
797 ret = __az6007_write(d->udev, req, value, index,
801 if (az6007_xfer_debug)
802 printk(KERN_DEBUG "az6007: I2C R addr=0x%x len=%d\n",
805 index = msgs[i].buf[0];
807 length = msgs[i].len + 6;
809 ret = __az6007_read(d->udev, req, value, index,
811 for (j = 0; j < len; j++)
812 msgs[i].buf[j] = st->data[j + 5];
818 mutex_unlock(&st->mutex);
821 pr_info("%s ERROR: %i\n", __func__, ret);
827 static u32 az6007_i2c_func(struct i2c_adapter *adapter)
832 static struct i2c_algorithm az6007_i2c_algo = {
833 .master_xfer = az6007_i2c_xfer,
834 .functionality = az6007_i2c_func,
837 static int az6007_identify_state(struct dvb_usb_device *d, const char **name)
842 pr_debug("Identifying az6007 state\n");
844 mac = kmalloc(6, GFP_ATOMIC);
848 /* Try to read the mac address */
849 ret = __az6007_read(d->udev, AZ6007_READ_DATA, 6, 0, mac, 6);
858 __az6007_write(d->udev, 0x09, 1, 0, NULL, 0);
859 __az6007_write(d->udev, 0x00, 0, 0, NULL, 0);
860 __az6007_write(d->udev, 0x00, 0, 0, NULL, 0);
863 pr_debug("Device is on %s state\n",
864 ret == WARM ? "warm" : "cold");
868 static void az6007_usb_disconnect(struct usb_interface *intf)
870 struct dvb_usb_device *d = usb_get_intfdata(intf);
872 dvb_usbv2_disconnect(intf);
875 static int az6007_download_firmware(struct dvb_usb_device *d,
876 const struct firmware *fw)
878 pr_debug("Loading az6007 firmware\n");
880 return cypress_load_firmware(d->udev, fw, CYPRESS_FX2);
883 /* DVB USB Driver stuff */
884 static struct dvb_usb_device_properties az6007_props = {
885 .driver_name = KBUILD_MODNAME,
886 .owner = THIS_MODULE,
887 .firmware = AZ6007_FIRMWARE,
889 .adapter_nr = adapter_nr,
890 .size_of_priv = sizeof(struct az6007_device_state),
891 .i2c_algo = &az6007_i2c_algo,
892 .tuner_attach = az6007_tuner_attach,
893 .frontend_attach = az6007_frontend_attach,
894 .streaming_ctrl = az6007_streaming_ctrl,
895 .get_rc_config = az6007_get_rc_config,
896 .read_mac_address = az6007_read_mac_addr,
897 .download_firmware = az6007_download_firmware,
898 .identify_state = az6007_identify_state,
899 .power_ctrl = az6007_power_ctrl,
902 { .stream = DVB_USB_STREAM_BULK(0x02, 10, 4096), }
906 static struct dvb_usb_device_properties az6007_cablestar_hdci_props = {
907 .driver_name = KBUILD_MODNAME,
908 .owner = THIS_MODULE,
909 .firmware = AZ6007_FIRMWARE,
911 .adapter_nr = adapter_nr,
912 .size_of_priv = sizeof(struct az6007_device_state),
913 .i2c_algo = &az6007_i2c_algo,
914 .tuner_attach = az6007_tuner_attach,
915 .frontend_attach = az6007_cablestar_hdci_frontend_attach,
916 .streaming_ctrl = az6007_streaming_ctrl,
917 /* ditch get_rc_config as it can't work (TS35 remote, I believe it's rc5) */
918 .get_rc_config = NULL,
919 .read_mac_address = az6007_read_mac_addr,
920 .download_firmware = az6007_download_firmware,
921 .identify_state = az6007_identify_state,
922 .power_ctrl = az6007_power_ctrl,
925 { .stream = DVB_USB_STREAM_BULK(0x02, 10, 4096), }
929 static const struct usb_device_id az6007_usb_table[] = {
930 {DVB_USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_6007,
931 &az6007_props, "Azurewave 6007", RC_MAP_EMPTY)},
932 {DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7,
933 &az6007_props, "Terratec H7", RC_MAP_NEC_TERRATEC_CINERGY_XS)},
934 {DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7_2,
935 &az6007_props, "Terratec H7", RC_MAP_NEC_TERRATEC_CINERGY_XS)},
936 {DVB_USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_CABLESTAR_HDCI,
937 &az6007_cablestar_hdci_props, "Technisat CableStar Combo HD CI", RC_MAP_EMPTY)},
941 MODULE_DEVICE_TABLE(usb, az6007_usb_table);
943 static int az6007_suspend(struct usb_interface *intf, pm_message_t msg)
945 struct dvb_usb_device *d = usb_get_intfdata(intf);
948 return dvb_usbv2_suspend(intf, msg);
951 static int az6007_resume(struct usb_interface *intf)
953 struct dvb_usb_device *d = usb_get_intfdata(intf);
954 struct dvb_usb_adapter *adap = &d->adapter[0];
956 az6007_ci_init(adap);
957 return dvb_usbv2_resume(intf);
960 /* usb specific object needed to register this driver with the usb subsystem */
961 static struct usb_driver az6007_usb_driver = {
962 .name = KBUILD_MODNAME,
963 .id_table = az6007_usb_table,
964 .probe = dvb_usbv2_probe,
965 .disconnect = az6007_usb_disconnect,
969 * FIXME: need to implement reset_resume, likely with
970 * dvb-usb-v2 core support
972 .suspend = az6007_suspend,
973 .resume = az6007_resume,
976 module_usb_driver(az6007_usb_driver);
978 MODULE_AUTHOR("Henry Wang <Henry.wang@AzureWave.com>");
979 MODULE_AUTHOR("Mauro Carvalho Chehab");
980 MODULE_DESCRIPTION("Driver for AzureWave 6007 DVB-C/T USB2.0 and clones");
981 MODULE_VERSION("2.0");
982 MODULE_LICENSE("GPL");
983 MODULE_FIRMWARE(AZ6007_FIRMWARE);