--- /dev/null
+/*
+ * Driver for AzureWave 6007 DVB-C/T USB2.0 and clones
+ *
+ * Copyright (c) Henry Wang <Henry.wang@AzureWave.com>
+ *
+ * This driver was made publicly available by Terratec, at:
+ * http://linux.terratec.de/files/TERRATEC_H7/20110323_TERRATEC_H7_Linux.tar.gz
+ * The original driver's license is GPL, as declared with MODULE_LICENSE()
+ *
+ * Copyright (c) 2010-2011 Mauro Carvalho Chehab <mchehab@redhat.com>
+ * Driver modified by in order to work with upstream drxk driver, and
+ * tons of bugs got fixed.
+ *
+ * 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 under version 2 of the License.
+ *
+ * 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.
+ */
+
+#include "drxk.h"
+#include "mt2063.h"
+#include "dvb_ca_en50221.h"
+
+#define DVB_USB_LOG_PREFIX "az6007"
+#include "dvb-usb.h"
+
+/* debug */
+int dvb_usb_az6007_debug;
+module_param_named(debug, dvb_usb_az6007_debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))."
+ DVB_USB_DEBUG_STATUS);
+
+#define deb_info(args...) dprintk(dvb_usb_az6007_debug, 0x01, args)
+#define deb_xfer(args...) dprintk(dvb_usb_az6007_debug, 0x02, args)
+#define deb_rc(args...) dprintk(dvb_usb_az6007_debug, 0x04, args)
+#define deb_fe(args...) dprintk(dvb_usb_az6007_debug, 0x08, args)
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+/* Known requests (Cypress FX2 firmware + az6007 "private" ones*/
+
+#define FX2_OED 0xb5
+#define AZ6007_READ_DATA 0xb7
+#define AZ6007_I2C_RD 0xb9
+#define AZ6007_POWER 0xbc
+#define AZ6007_I2C_WR 0xbd
+#define FX2_SCON1 0xc0
+#define AZ6007_TS_THROUGH 0xc7
+#define AZ6007_READ_IR 0xb4
+
+struct az6007_device_state {
+ struct mutex mutex;
+ struct dvb_ca_en50221 ca;
+ unsigned warm:1;
+ int (*gate_ctrl) (struct dvb_frontend *, int);
+ unsigned char data[4096];
+};
+
+static struct drxk_config terratec_h7_drxk = {
+ .adr = 0x29,
+ .parallel_ts = true,
+ .dynamic_clk = true,
+ .single_master = true,
+ .enable_merr_cfg = true,
+ .no_i2c_bridge = false,
+ .chunk_size = 64,
+ .mpeg_out_clk_strength = 0x02,
+ .microcode_name = "dvb-usb-terratec-h7-drxk.fw",
+};
+
+static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+ struct dvb_usb_adapter *adap = fe->sec_priv;
+ struct az6007_device_state *st;
+ int status = 0;
+
+ deb_info("%s: %s\n", __func__, enable ? "enable" : "disable");
+
+ if (!adap)
+ return -EINVAL;
+
+ st = adap->dev->priv;
+
+ if (!st)
+ return -EINVAL;
+
+ if (enable)
+ status = st->gate_ctrl(fe, 1);
+ else
+ status = st->gate_ctrl(fe, 0);
+
+ return status;
+}
+
+static struct mt2063_config az6007_mt2063_config = {
+ .tuner_address = 0x60,
+ .refclock = 36125000,
+};
+
+static int __az6007_read(struct usb_device *udev, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
+{
+ int ret;
+
+ ret = usb_control_msg(udev,
+ usb_rcvctrlpipe(udev, 0),
+ req,
+ USB_TYPE_VENDOR | USB_DIR_IN,
+ value, index, b, blen, 5000);
+ if (ret < 0) {
+ warn("usb read operation failed. (%d)", ret);
+ return -EIO;
+ }
+
+ deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value,
+ index);
+ debug_dump(b, blen, deb_xfer);
+
+ return ret;
+}
+
+static int az6007_read(struct dvb_usb_device *d, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
+{
+ struct az6007_device_state *st = d->priv;
+ int ret;
+
+ if (mutex_lock_interruptible(&st->mutex) < 0)
+ return -EAGAIN;
+
+ ret = __az6007_read(d->udev, req, value, index, b, blen);
+
+ mutex_unlock(&st->mutex);
+
+ return ret;
+}
+
+static int __az6007_write(struct usb_device *udev, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
+{
+ int ret;
+
+ deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value,
+ index);
+ debug_dump(b, blen, deb_xfer);
+
+ if (blen > 64) {
+ err("az6007: tried to write %d bytes, but I2C max size is 64 bytes\n",
+ blen);
+ return -EOPNOTSUPP;
+ }
+
+ ret = usb_control_msg(udev,
+ usb_sndctrlpipe(udev, 0),
+ req,
+ USB_TYPE_VENDOR | USB_DIR_OUT,
+ value, index, b, blen, 5000);
+ if (ret != blen) {
+ err("usb write operation failed. (%d)", ret);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int az6007_write(struct dvb_usb_device *d, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
+{
+ struct az6007_device_state *st = d->priv;
+ int ret;
+
+ if (mutex_lock_interruptible(&st->mutex) < 0)
+ return -EAGAIN;
+
+ ret = __az6007_write(d->udev, req, value, index, b, blen);
+
+ mutex_unlock(&st->mutex);
+
+ return ret;
+}
+
+static int az6007_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
+{
+ struct dvb_usb_device *d = adap->dev;
+
+ deb_info("%s: %s", __func__, onoff ? "enable" : "disable");
+
+ return az6007_write(d, 0xbc, onoff, 0, NULL, 0);
+}
+
+/* remote control stuff (does not work with my box) */
+static int az6007_rc_query(struct dvb_usb_device *d)
+{
+ struct az6007_device_state *st = d->priv;
+ unsigned code = 0;
+
+ az6007_read(d, AZ6007_READ_IR, 0, 0, st->data, 10);
+
+ if (st->data[1] == 0x44)
+ return 0;
+
+ if ((st->data[1] ^ st->data[2]) == 0xff)
+ code = st->data[1];
+ else
+ code = st->data[1] << 8 | st->data[2];
+
+ if ((st->data[3] ^ st->data[4]) == 0xff)
+ code = code << 8 | st->data[3];
+ else
+ code = code << 16 | st->data[3] << 8 | st->data[4];
+
+ rc_keydown(d->rc_dev, code, st->data[5]);
+
+ return 0;
+}
+
+static int az6007_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
+{
+ struct az6007_device_state *st = d->priv;
+ int ret;
+
+ ret = az6007_read(d, AZ6007_READ_DATA, 6, 0, st->data, 6);
+ memcpy(mac, st->data, sizeof(mac));
+
+ if (ret > 0)
+ deb_info("%s: mac is %02x:%02x:%02x:%02x:%02x:%02x\n",
+ __func__, mac[0], mac[1], mac[2],
+ mac[3], mac[4], mac[5]);
+
+ return ret;
+}
+
+static int az6007_frontend_attach(struct dvb_usb_adapter *adap)
+{
+ struct az6007_device_state *st = adap->dev->priv;
+
+ deb_info("attaching demod drxk");
+
+ adap->fe_adap[0].fe = dvb_attach(drxk_attach, &terratec_h7_drxk,
+ &adap->dev->i2c_adap);
+ if (!adap->fe_adap[0].fe)
+ return -EINVAL;
+
+ adap->fe_adap[0].fe->sec_priv = adap;
+ st->gate_ctrl = adap->fe_adap[0].fe->ops.i2c_gate_ctrl;
+ adap->fe_adap[0].fe->ops.i2c_gate_ctrl = drxk_gate_ctrl;
+
+ return 0;
+}
+
+static int az6007_tuner_attach(struct dvb_usb_adapter *adap)
+{
+ deb_info("attaching tuner mt2063");
+
+ /* Attach mt2063 to DVB-C frontend */
+ if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl)
+ adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, 1);
+ if (!dvb_attach(mt2063_attach, adap->fe_adap[0].fe,
+ &az6007_mt2063_config,
+ &adap->dev->i2c_adap))
+ return -EINVAL;
+
+ if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl)
+ adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, 0);
+
+ return 0;
+}
+
+int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
+{
+ struct az6007_device_state *st = d->priv;
+ int ret;
+
+ deb_info("%s()\n", __func__);
+
+ if (!st->warm) {
+ mutex_init(&st->mutex);
+
+ ret = az6007_write(d, AZ6007_POWER, 0, 2, NULL, 0);
+ if (ret < 0)
+ return ret;
+ msleep(60);
+ ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
+ if (ret < 0)
+ return ret;
+ msleep(100);
+ ret = az6007_write(d, AZ6007_POWER, 1, 3, NULL, 0);
+ if (ret < 0)
+ return ret;
+ msleep(20);
+ ret = az6007_write(d, AZ6007_POWER, 1, 4, NULL, 0);
+ if (ret < 0)
+ return ret;
+
+ msleep(400);
+ ret = az6007_write(d, FX2_SCON1, 0, 3, NULL, 0);
+ if (ret < 0)
+ return ret;
+ msleep(150);
+ ret = az6007_write(d, FX2_SCON1, 1, 3, NULL, 0);
+ if (ret < 0)
+ return ret;
+ msleep(430);
+ ret = az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
+ if (ret < 0)
+ return ret;
+
+ st->warm = true;
+
+ return 0;
+ }
+
+ if (!onoff)
+ return 0;
+
+ az6007_write(d, AZ6007_POWER, 0, 0, NULL, 0);
+ az6007_write(d, AZ6007_TS_THROUGH, 0, 0, NULL, 0);
+
+ return 0;
+}
+
+/* I2C */
+static int az6007_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
+ int num)
+{
+ struct dvb_usb_device *d = i2c_get_adapdata(adap);
+ struct az6007_device_state *st = d->priv;
+ int i, j, len;
+ int ret = 0;
+ u16 index;
+ u16 value;
+ int length;
+ u8 req, addr;
+
+ if (mutex_lock_interruptible(&st->mutex) < 0)
+ return -EAGAIN;
+
+ for (i = 0; i < num; i++) {
+ addr = msgs[i].addr << 1;
+ if (((i + 1) < num)
+ && (msgs[i].len == 1)
+ && (!msgs[i].flags & I2C_M_RD)
+ && (msgs[i + 1].flags & I2C_M_RD)
+ && (msgs[i].addr == msgs[i + 1].addr)) {
+ /*
+ * A write + read xfer for the same address, where
+ * the first xfer has just 1 byte length.
+ * Need to join both into one operation
+ */
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_DEBUG
+ "az6007 I2C xfer write+read addr=0x%x len=%d/%d: ",
+ addr, msgs[i].len, msgs[i + 1].len);
+ req = AZ6007_I2C_RD;
+ index = msgs[i].buf[0];
+ value = addr | (1 << 8);
+ length = 6 + msgs[i + 1].len;
+ len = msgs[i + 1].len;
+ ret = __az6007_read(d->udev, req, value, index,
+ st->data, length);
+ if (ret >= len) {
+ for (j = 0; j < len; j++) {
+ msgs[i + 1].buf[j] = st->data[j + 5];
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_CONT
+ "0x%02x ",
+ msgs[i + 1].buf[j]);
+ }
+ } else
+ ret = -EIO;
+ i++;
+ } else if (!(msgs[i].flags & I2C_M_RD)) {
+ /* write bytes */
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_DEBUG
+ "az6007 I2C xfer write addr=0x%x len=%d: ",
+ addr, msgs[i].len);
+ req = AZ6007_I2C_WR;
+ index = msgs[i].buf[0];
+ value = addr | (1 << 8);
+ length = msgs[i].len - 1;
+ len = msgs[i].len - 1;
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_CONT "(0x%02x) ", msgs[i].buf[0]);
+ for (j = 0; j < len; j++) {
+ st->data[j] = msgs[i].buf[j + 1];
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_CONT "0x%02x ",
+ st->data[j]);
+ }
+ ret = __az6007_write(d->udev, req, value, index,
+ st->data, length);
+ } else {
+ /* read bytes */
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_DEBUG
+ "az6007 I2C xfer read addr=0x%x len=%d: ",
+ addr, msgs[i].len);
+ req = AZ6007_I2C_RD;
+ index = msgs[i].buf[0];
+ value = addr;
+ length = msgs[i].len + 6;
+ len = msgs[i].len;
+ ret = __az6007_read(d->udev, req, value, index,
+ st->data, length);
+ for (j = 0; j < len; j++) {
+ msgs[i].buf[j] = st->data[j + 5];
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_CONT
+ "0x%02x ", st->data[j + 5]);
+ }
+ }
+ if (dvb_usb_az6007_debug & 2)
+ printk(KERN_CONT "\n");
+ if (ret < 0)
+ goto err;
+ }
+err:
+ mutex_unlock(&st->mutex);
+
+ if (ret < 0) {
+ info("%s ERROR: %i", __func__, ret);
+ return ret;
+ }
+ return num;
+}
+
+static u32 az6007_i2c_func(struct i2c_adapter *adapter)
+{
+ return I2C_FUNC_I2C;
+}
+
+static struct i2c_algorithm az6007_i2c_algo = {
+ .master_xfer = az6007_i2c_xfer,
+ .functionality = az6007_i2c_func,
+};
+
+int az6007_identify_state(struct usb_device *udev,
+ struct dvb_usb_device_properties *props,
+ struct dvb_usb_device_description **desc, int *cold)
+{
+ int ret;
+ u8 *mac;
+
+ mac = kmalloc(6, GFP_ATOMIC);
+ if (!mac)
+ return -ENOMEM;
+
+ /* Try to read the mac address */
+ ret = __az6007_read(udev, AZ6007_READ_DATA, 6, 0, mac, 6);
+ if (ret == 6)
+ *cold = 0;
+ else
+ *cold = 1;
+
+ kfree(mac);
+
+ if (*cold) {
+ __az6007_write(udev, 0x09, 1, 0, NULL, 0);
+ __az6007_write(udev, 0x00, 0, 0, NULL, 0);
+ __az6007_write(udev, 0x00, 0, 0, NULL, 0);
+ }
+
+ deb_info("Device is on %s state\n", *cold ? "warm" : "cold");
+ return 0;
+}
+
+static struct dvb_usb_device_properties az6007_properties;
+
+static int az6007_usb_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ return dvb_usb_device_init(intf, &az6007_properties,
+ THIS_MODULE, NULL, adapter_nr);
+}
+
+static struct usb_device_id az6007_usb_table[] = {
+ {USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_6007)},
+ {USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7)},
+ {0},
+};
+
+MODULE_DEVICE_TABLE(usb, az6007_usb_table);
+
+static struct dvb_usb_device_properties az6007_properties = {
+ .caps = DVB_USB_IS_AN_I2C_ADAPTER,
+ .usb_ctrl = CYPRESS_FX2,
+ .firmware = "dvb-usb-terratec-h7-az6007.fw",
+ .no_reconnect = 1,
+ .size_of_priv = sizeof(struct az6007_device_state),
+ .identify_state = az6007_identify_state,
+ .num_adapters = 1,
+ .adapter = {
+ {
+ .num_frontends = 1,
+ .fe = {{
+ .streaming_ctrl = az6007_streaming_ctrl,
+ .tuner_attach = az6007_tuner_attach,
+ .frontend_attach = az6007_frontend_attach,
+
+ /* parameter for the MPEG2-data transfer */
+ .stream = {
+ .type = USB_BULK,
+ .count = 10,
+ .endpoint = 0x02,
+ .u = {
+ .bulk = {
+ .buffersize = 4096,
+ }
+ }
+ },
+ } }
+ } },
+ .power_ctrl = az6007_power_ctrl,
+ .read_mac_address = az6007_read_mac_addr,
+
+ .rc.core = {
+ .rc_interval = 400,
+ .rc_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
+ .module_name = "az6007",
+ .rc_query = az6007_rc_query,
+ .allowed_protos = RC_TYPE_NEC,
+ },
+ .i2c_algo = &az6007_i2c_algo,
+
+ .num_device_descs = 2,
+ .devices = {
+ { .name = "AzureWave DTV StarBox DVB-T/C USB2.0 (az6007)",
+ .cold_ids = { &az6007_usb_table[0], NULL },
+ .warm_ids = { NULL },
+ },
+ { .name = "TerraTec DTV StarBox DVB-T/C USB2.0 (az6007)",
+ .cold_ids = { &az6007_usb_table[1], NULL },
+ .warm_ids = { NULL },
+ },
+ { NULL },
+ }
+};
+
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver az6007_usb_driver = {
+ .name = "dvb_usb_az6007",
+ .probe = az6007_usb_probe,
+ .disconnect = dvb_usb_device_exit,
+ .id_table = az6007_usb_table,
+};
+
+/* module stuff */
+static int __init az6007_usb_module_init(void)
+{
+ int result;
+ deb_info("az6007 usb module init\n");
+
+ result = usb_register(&az6007_usb_driver);
+ if (result) {
+ err("usb_register failed. (%d)", result);
+ return result;
+ }
+
+ return 0;
+}
+
+static void __exit az6007_usb_module_exit(void)
+{
+ /* deregister this driver from the USB subsystem */
+ deb_info("az6007 usb module exit\n");
+ usb_deregister(&az6007_usb_driver);
+}
+
+module_init(az6007_usb_module_init);
+module_exit(az6007_usb_module_exit);
+
+MODULE_AUTHOR("Henry Wang <Henry.wang@AzureWave.com>");
+MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
+MODULE_DESCRIPTION("Driver for AzureWave 6007 DVB-C/T USB2.0 and clones");
+MODULE_VERSION("1.1");
+MODULE_LICENSE("GPL");
projects / platform / adaptation / renesas_rcar / renesas_kernel.git / commitdiff