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path: root/drivers/media/usb/dvb-usb-v2/af9015.c
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Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/af9015.c')
-rw-r--r--drivers/media/usb/dvb-usb-v2/af9015.c1555
1 files changed, 1555 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/af9015.c b/drivers/media/usb/dvb-usb-v2/af9015.c
new file mode 100644
index 000000000..c70b3cef3
--- /dev/null
+++ b/drivers/media/usb/dvb-usb-v2/af9015.c
@@ -0,0 +1,1555 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * DVB USB Linux driver for Afatech AF9015 DVB-T USB2.0 receiver
+ *
+ * Copyright (C) 2007 Antti Palosaari <crope@iki.fi>
+ *
+ * Thanks to Afatech who kindly provided information.
+ */
+
+#include "af9015.h"
+
+static int dvb_usb_af9015_remote;
+module_param_named(remote, dvb_usb_af9015_remote, int, 0644);
+MODULE_PARM_DESC(remote, "select remote");
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+static int af9015_ctrl_msg(struct dvb_usb_device *d, struct req_t *req)
+{
+#define REQ_HDR_LEN 8 /* send header size */
+#define ACK_HDR_LEN 2 /* rece header size */
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret, wlen, rlen;
+ u8 write = 1;
+
+ mutex_lock(&d->usb_mutex);
+
+ state->buf[0] = req->cmd;
+ state->buf[1] = state->seq++;
+ state->buf[2] = req->i2c_addr << 1;
+ state->buf[3] = req->addr >> 8;
+ state->buf[4] = req->addr & 0xff;
+ state->buf[5] = req->mbox;
+ state->buf[6] = req->addr_len;
+ state->buf[7] = req->data_len;
+
+ switch (req->cmd) {
+ case GET_CONFIG:
+ case READ_MEMORY:
+ case RECONNECT_USB:
+ write = 0;
+ break;
+ case READ_I2C:
+ write = 0;
+ state->buf[2] |= 0x01; /* set I2C direction */
+ fallthrough;
+ case WRITE_I2C:
+ state->buf[0] = READ_WRITE_I2C;
+ break;
+ case WRITE_MEMORY:
+ if (((req->addr & 0xff00) == 0xff00) ||
+ ((req->addr & 0xff00) == 0xae00))
+ state->buf[0] = WRITE_VIRTUAL_MEMORY;
+ case WRITE_VIRTUAL_MEMORY:
+ case COPY_FIRMWARE:
+ case DOWNLOAD_FIRMWARE:
+ case BOOT:
+ break;
+ default:
+ dev_err(&intf->dev, "unknown cmd %d\n", req->cmd);
+ ret = -EIO;
+ goto error;
+ }
+
+ /* Buffer overflow check */
+ if ((write && (req->data_len > BUF_LEN - REQ_HDR_LEN)) ||
+ (!write && (req->data_len > BUF_LEN - ACK_HDR_LEN))) {
+ dev_err(&intf->dev, "too much data, cmd %u, len %u\n",
+ req->cmd, req->data_len);
+ ret = -EINVAL;
+ goto error;
+ }
+
+ /*
+ * Write receives seq + status = 2 bytes
+ * Read receives seq + status + data = 2 + N bytes
+ */
+ wlen = REQ_HDR_LEN;
+ rlen = ACK_HDR_LEN;
+ if (write) {
+ wlen += req->data_len;
+ memcpy(&state->buf[REQ_HDR_LEN], req->data, req->data_len);
+ } else {
+ rlen += req->data_len;
+ }
+
+ /* no ack for these packets */
+ if (req->cmd == DOWNLOAD_FIRMWARE || req->cmd == RECONNECT_USB)
+ rlen = 0;
+
+ ret = dvb_usbv2_generic_rw_locked(d, state->buf, wlen,
+ state->buf, rlen);
+ if (ret)
+ goto error;
+
+ /* check status */
+ if (rlen && state->buf[1]) {
+ dev_err(&intf->dev, "cmd failed %u\n", state->buf[1]);
+ ret = -EIO;
+ goto error;
+ }
+
+ /* read request, copy returned data to return buf */
+ if (!write)
+ memcpy(req->data, &state->buf[ACK_HDR_LEN], req->data_len);
+error:
+ mutex_unlock(&d->usb_mutex);
+
+ return ret;
+}
+
+static int af9015_write_reg_i2c(struct dvb_usb_device *d, u8 addr, u16 reg,
+ u8 val)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct req_t req = {WRITE_I2C, addr, reg, 1, 1, 1, &val};
+
+ if (addr == state->af9013_i2c_addr[0] ||
+ addr == state->af9013_i2c_addr[1])
+ req.addr_len = 3;
+
+ return af9015_ctrl_msg(d, &req);
+}
+
+static int af9015_read_reg_i2c(struct dvb_usb_device *d, u8 addr, u16 reg,
+ u8 *val)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct req_t req = {READ_I2C, addr, reg, 0, 1, 1, val};
+
+ if (addr == state->af9013_i2c_addr[0] ||
+ addr == state->af9013_i2c_addr[1])
+ req.addr_len = 3;
+
+ return af9015_ctrl_msg(d, &req);
+}
+
+static int af9015_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
+ int num)
+{
+ struct dvb_usb_device *d = i2c_get_adapdata(adap);
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret;
+ u16 addr;
+ u8 mbox, addr_len;
+ struct req_t req;
+
+ /*
+ * I2C multiplexing:
+ * There could be two tuners, both using same I2C address. Demodulator
+ * I2C-gate is only possibility to select correct tuner.
+ *
+ * ...........................................
+ * . AF9015 integrates AF9013 demodulator .
+ * . ____________ ____________ . ____________
+ * .| USB IF | | demod |. | tuner |
+ * .|------------| |------------|. |------------|
+ * .| AF9015 | | AF9013 |. | MXL5003 |
+ * .| |--+--I2C-----|-----/ -----|.----I2C-----| |
+ * .| | | | addr 0x1c |. | addr 0x63 |
+ * .|____________| | |____________|. |____________|
+ * .................|.........................
+ * | ____________ ____________
+ * | | demod | | tuner |
+ * | |------------| |------------|
+ * | | AF9013 | | MXL5003 |
+ * +--I2C-----|-----/ -----|-----I2C-----| |
+ * | addr 0x1d | | addr 0x63 |
+ * |____________| |____________|
+ */
+
+ if (msg[0].len == 0 || msg[0].flags & I2C_M_RD) {
+ addr = 0x0000;
+ mbox = 0;
+ addr_len = 0;
+ } else if (msg[0].len == 1) {
+ addr = msg[0].buf[0];
+ mbox = 0;
+ addr_len = 1;
+ } else if (msg[0].len == 2) {
+ addr = msg[0].buf[0] << 8 | msg[0].buf[1] << 0;
+ mbox = 0;
+ addr_len = 2;
+ } else {
+ addr = msg[0].buf[0] << 8 | msg[0].buf[1] << 0;
+ mbox = msg[0].buf[2];
+ addr_len = 3;
+ }
+
+ if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
+ /* i2c write */
+ if (msg[0].len > 21) {
+ ret = -EOPNOTSUPP;
+ goto err;
+ }
+ if (msg[0].addr == state->af9013_i2c_addr[0])
+ req.cmd = WRITE_MEMORY;
+ else
+ req.cmd = WRITE_I2C;
+ req.i2c_addr = msg[0].addr;
+ req.addr = addr;
+ req.mbox = mbox;
+ req.addr_len = addr_len;
+ req.data_len = msg[0].len - addr_len;
+ req.data = &msg[0].buf[addr_len];
+ ret = af9015_ctrl_msg(d, &req);
+ } else if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
+ (msg[1].flags & I2C_M_RD)) {
+ /* i2c write + read */
+ if (msg[0].len > 3 || msg[1].len > 61) {
+ ret = -EOPNOTSUPP;
+ goto err;
+ }
+ if (msg[0].addr == state->af9013_i2c_addr[0])
+ req.cmd = READ_MEMORY;
+ else
+ req.cmd = READ_I2C;
+ req.i2c_addr = msg[0].addr;
+ req.addr = addr;
+ req.mbox = mbox;
+ req.addr_len = addr_len;
+ req.data_len = msg[1].len;
+ req.data = &msg[1].buf[0];
+ ret = af9015_ctrl_msg(d, &req);
+ } else if (num == 1 && (msg[0].flags & I2C_M_RD)) {
+ /* i2c read */
+ if (msg[0].len > 61) {
+ ret = -EOPNOTSUPP;
+ goto err;
+ }
+ if (msg[0].addr == state->af9013_i2c_addr[0]) {
+ ret = -EINVAL;
+ goto err;
+ }
+ req.cmd = READ_I2C;
+ req.i2c_addr = msg[0].addr;
+ req.addr = addr;
+ req.mbox = mbox;
+ req.addr_len = addr_len;
+ req.data_len = msg[0].len;
+ req.data = &msg[0].buf[0];
+ ret = af9015_ctrl_msg(d, &req);
+ } else {
+ ret = -EOPNOTSUPP;
+ dev_dbg(&intf->dev, "unknown msg, num %u\n", num);
+ }
+ if (ret)
+ goto err;
+
+ return num;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static u32 af9015_i2c_func(struct i2c_adapter *adapter)
+{
+ return I2C_FUNC_I2C;
+}
+
+static struct i2c_algorithm af9015_i2c_algo = {
+ .master_xfer = af9015_i2c_xfer,
+ .functionality = af9015_i2c_func,
+};
+
+static int af9015_identify_state(struct dvb_usb_device *d, const char **name)
+{
+ struct usb_interface *intf = d->intf;
+ int ret;
+ u8 reply;
+ struct req_t req = {GET_CONFIG, 0, 0, 0, 0, 1, &reply};
+
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ return ret;
+
+ dev_dbg(&intf->dev, "reply %02x\n", reply);
+
+ if (reply == 0x02)
+ ret = WARM;
+ else
+ ret = COLD;
+
+ return ret;
+}
+
+static int af9015_download_firmware(struct dvb_usb_device *d,
+ const struct firmware *firmware)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret, i, rem;
+ struct req_t req = {DOWNLOAD_FIRMWARE, 0, 0, 0, 0, 0, NULL};
+ u16 checksum;
+
+ dev_dbg(&intf->dev, "\n");
+
+ /* Calc checksum, we need it when copy firmware to slave demod */
+ for (i = 0, checksum = 0; i < firmware->size; i++)
+ checksum += firmware->data[i];
+
+ state->firmware_size = firmware->size;
+ state->firmware_checksum = checksum;
+
+ #define LEN_MAX (BUF_LEN - REQ_HDR_LEN) /* Max payload size */
+ for (rem = firmware->size; rem > 0; rem -= LEN_MAX) {
+ req.data_len = min(LEN_MAX, rem);
+ req.data = (u8 *)&firmware->data[firmware->size - rem];
+ req.addr = 0x5100 + firmware->size - rem;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret) {
+ dev_err(&intf->dev, "firmware download failed %d\n",
+ ret);
+ goto err;
+ }
+ }
+
+ req.cmd = BOOT;
+ req.data_len = 0;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret) {
+ dev_err(&intf->dev, "firmware boot failed %d\n", ret);
+ goto err;
+ }
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+#define AF9015_EEPROM_SIZE 256
+/* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */
+#define GOLDEN_RATIO_PRIME_32 0x9e370001UL
+
+/* hash (and dump) eeprom */
+static int af9015_eeprom_hash(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret, i;
+ u8 buf[AF9015_EEPROM_SIZE];
+ struct req_t req = {READ_I2C, AF9015_I2C_EEPROM, 0, 0, 1, 1, NULL};
+
+ /* read eeprom */
+ for (i = 0; i < AF9015_EEPROM_SIZE; i++) {
+ req.addr = i;
+ req.data = &buf[i];
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret < 0)
+ goto err;
+ }
+
+ /* calculate checksum */
+ for (i = 0; i < AF9015_EEPROM_SIZE / sizeof(u32); i++) {
+ state->eeprom_sum *= GOLDEN_RATIO_PRIME_32;
+ state->eeprom_sum += le32_to_cpu(((__le32 *)buf)[i]);
+ }
+
+ for (i = 0; i < AF9015_EEPROM_SIZE; i += 16)
+ dev_dbg(&intf->dev, "%*ph\n", 16, buf + i);
+
+ dev_dbg(&intf->dev, "eeprom sum %.8x\n", state->eeprom_sum);
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static int af9015_read_config(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret;
+ u8 val, i, offset = 0;
+ struct req_t req = {READ_I2C, AF9015_I2C_EEPROM, 0, 0, 1, 1, &val};
+
+ dev_dbg(&intf->dev, "\n");
+
+ /* IR remote controller */
+ req.addr = AF9015_EEPROM_IR_MODE;
+ /* first message will timeout often due to possible hw bug */
+ for (i = 0; i < 4; i++) {
+ ret = af9015_ctrl_msg(d, &req);
+ if (!ret)
+ break;
+ }
+ if (ret)
+ goto error;
+
+ ret = af9015_eeprom_hash(d);
+ if (ret)
+ goto error;
+
+ state->ir_mode = val;
+ dev_dbg(&intf->dev, "ir mode %02x\n", val);
+
+ /* TS mode - one or two receivers */
+ req.addr = AF9015_EEPROM_TS_MODE;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+
+ state->dual_mode = val;
+ dev_dbg(&intf->dev, "ts mode %02x\n", state->dual_mode);
+
+ state->af9013_i2c_addr[0] = AF9015_I2C_DEMOD;
+
+ if (state->dual_mode) {
+ /* read 2nd demodulator I2C address */
+ req.addr = AF9015_EEPROM_DEMOD2_I2C;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+
+ state->af9013_i2c_addr[1] = val >> 1;
+ }
+
+ for (i = 0; i < state->dual_mode + 1; i++) {
+ if (i == 1)
+ offset = AF9015_EEPROM_OFFSET;
+ /* xtal */
+ req.addr = AF9015_EEPROM_XTAL_TYPE1 + offset;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+ switch (val) {
+ case 0:
+ state->af9013_pdata[i].clk = 28800000;
+ break;
+ case 1:
+ state->af9013_pdata[i].clk = 20480000;
+ break;
+ case 2:
+ state->af9013_pdata[i].clk = 28000000;
+ break;
+ case 3:
+ state->af9013_pdata[i].clk = 25000000;
+ break;
+ }
+ dev_dbg(&intf->dev, "[%d] xtal %02x, clk %u\n",
+ i, val, state->af9013_pdata[i].clk);
+
+ /* IF frequency */
+ req.addr = AF9015_EEPROM_IF1H + offset;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+
+ state->af9013_pdata[i].if_frequency = val << 8;
+
+ req.addr = AF9015_EEPROM_IF1L + offset;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+
+ state->af9013_pdata[i].if_frequency += val;
+ state->af9013_pdata[i].if_frequency *= 1000;
+ dev_dbg(&intf->dev, "[%d] if frequency %u\n",
+ i, state->af9013_pdata[i].if_frequency);
+
+ /* MT2060 IF1 */
+ req.addr = AF9015_EEPROM_MT2060_IF1H + offset;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+ state->mt2060_if1[i] = val << 8;
+ req.addr = AF9015_EEPROM_MT2060_IF1L + offset;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+ state->mt2060_if1[i] += val;
+ dev_dbg(&intf->dev, "[%d] MT2060 IF1 %u\n",
+ i, state->mt2060_if1[i]);
+
+ /* tuner */
+ req.addr = AF9015_EEPROM_TUNER_ID1 + offset;
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto error;
+ switch (val) {
+ case AF9013_TUNER_ENV77H11D5:
+ case AF9013_TUNER_MT2060:
+ case AF9013_TUNER_QT1010:
+ case AF9013_TUNER_UNKNOWN:
+ case AF9013_TUNER_MT2060_2:
+ case AF9013_TUNER_TDA18271:
+ case AF9013_TUNER_QT1010A:
+ case AF9013_TUNER_TDA18218:
+ state->af9013_pdata[i].spec_inv = 1;
+ break;
+ case AF9013_TUNER_MXL5003D:
+ case AF9013_TUNER_MXL5005D:
+ case AF9013_TUNER_MXL5005R:
+ case AF9013_TUNER_MXL5007T:
+ state->af9013_pdata[i].spec_inv = 0;
+ break;
+ case AF9013_TUNER_MC44S803:
+ state->af9013_pdata[i].gpio[1] = AF9013_GPIO_LO;
+ state->af9013_pdata[i].spec_inv = 1;
+ break;
+ default:
+ dev_err(&intf->dev,
+ "tuner id %02x not supported, please report!\n",
+ val);
+ return -ENODEV;
+ }
+
+ state->af9013_pdata[i].tuner = val;
+ dev_dbg(&intf->dev, "[%d] tuner id %02x\n", i, val);
+ }
+
+error:
+ if (ret)
+ dev_err(&intf->dev, "eeprom read failed %d\n", ret);
+
+ /*
+ * AverMedia AVerTV Volar Black HD (A850) device have bad EEPROM
+ * content :-( Override some wrong values here. Ditto for the
+ * AVerTV Red HD+ (A850T) device.
+ */
+ if (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA &&
+ ((le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850) ||
+ (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850T))) {
+ dev_dbg(&intf->dev, "AverMedia A850: overriding config\n");
+ /* disable dual mode */
+ state->dual_mode = 0;
+
+ /* set correct IF */
+ state->af9013_pdata[0].if_frequency = 4570000;
+ }
+
+ return ret;
+}
+
+static int af9015_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
+ struct usb_data_stream_properties *stream)
+{
+ struct dvb_usb_device *d = fe_to_d(fe);
+ struct usb_interface *intf = d->intf;
+
+ dev_dbg(&intf->dev, "adap %u\n", fe_to_adap(fe)->id);
+
+ if (d->udev->speed == USB_SPEED_FULL)
+ stream->u.bulk.buffersize = 5 * 188;
+
+ return 0;
+}
+
+static int af9015_streaming_ctrl(struct dvb_frontend *fe, int onoff)
+{
+ struct dvb_usb_device *d = fe_to_d(fe);
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret;
+ unsigned int utmp1, utmp2, reg1, reg2;
+ u8 buf[2];
+ const unsigned int adap_id = fe_to_adap(fe)->id;
+
+ dev_dbg(&intf->dev, "adap id %d, onoff %d\n", adap_id, onoff);
+
+ if (!state->usb_ts_if_configured[adap_id]) {
+ dev_dbg(&intf->dev, "set usb and ts interface\n");
+
+ /* USB IF stream settings */
+ utmp1 = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4;
+ utmp2 = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
+
+ buf[0] = (utmp1 >> 0) & 0xff;
+ buf[1] = (utmp1 >> 8) & 0xff;
+ if (adap_id == 0) {
+ /* 1st USB IF (EP4) stream settings */
+ reg1 = 0xdd88;
+ reg2 = 0xdd0c;
+ } else {
+ /* 2nd USB IF (EP5) stream settings */
+ reg1 = 0xdd8a;
+ reg2 = 0xdd0d;
+ }
+ ret = regmap_bulk_write(state->regmap, reg1, buf, 2);
+ if (ret)
+ goto err;
+ ret = regmap_write(state->regmap, reg2, utmp2);
+ if (ret)
+ goto err;
+
+ /* TS IF settings */
+ if (state->dual_mode) {
+ utmp1 = 0x01;
+ utmp2 = 0x10;
+ } else {
+ utmp1 = 0x00;
+ utmp2 = 0x00;
+ }
+ ret = regmap_update_bits(state->regmap, 0xd50b, 0x01, utmp1);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xd520, 0x10, utmp2);
+ if (ret)
+ goto err;
+
+ state->usb_ts_if_configured[adap_id] = true;
+ }
+
+ if (adap_id == 0 && onoff) {
+ /* Adapter 0 stream on. EP4: clear NAK, enable, clear reset */
+ ret = regmap_update_bits(state->regmap, 0xdd13, 0x20, 0x00);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xdd11, 0x20, 0x20);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xd507, 0x04, 0x00);
+ if (ret)
+ goto err;
+ } else if (adap_id == 1 && onoff) {
+ /* Adapter 1 stream on. EP5: clear NAK, enable, clear reset */
+ ret = regmap_update_bits(state->regmap, 0xdd13, 0x40, 0x00);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xdd11, 0x40, 0x40);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xd50b, 0x02, 0x00);
+ if (ret)
+ goto err;
+ } else if (adap_id == 0 && !onoff) {
+ /* Adapter 0 stream off. EP4: set reset, disable, set NAK */
+ ret = regmap_update_bits(state->regmap, 0xd507, 0x04, 0x04);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xdd11, 0x20, 0x00);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xdd13, 0x20, 0x20);
+ if (ret)
+ goto err;
+ } else if (adap_id == 1 && !onoff) {
+ /* Adapter 1 stream off. EP5: set reset, disable, set NAK */
+ ret = regmap_update_bits(state->regmap, 0xd50b, 0x02, 0x02);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xdd11, 0x40, 0x00);
+ if (ret)
+ goto err;
+ ret = regmap_update_bits(state->regmap, 0xdd13, 0x40, 0x40);
+ if (ret)
+ goto err;
+ }
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static int af9015_get_adapter_count(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+
+ return state->dual_mode + 1;
+}
+
+/* override demod callbacks for resource locking */
+static int af9015_af9013_set_frontend(struct dvb_frontend *fe)
+{
+ int ret;
+ struct af9015_state *state = fe_to_priv(fe);
+
+ if (mutex_lock_interruptible(&state->fe_mutex))
+ return -EAGAIN;
+
+ ret = state->set_frontend[fe_to_adap(fe)->id](fe);
+
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+/* override demod callbacks for resource locking */
+static int af9015_af9013_read_status(struct dvb_frontend *fe,
+ enum fe_status *status)
+{
+ int ret;
+ struct af9015_state *state = fe_to_priv(fe);
+
+ if (mutex_lock_interruptible(&state->fe_mutex))
+ return -EAGAIN;
+
+ ret = state->read_status[fe_to_adap(fe)->id](fe, status);
+
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+/* override demod callbacks for resource locking */
+static int af9015_af9013_init(struct dvb_frontend *fe)
+{
+ int ret;
+ struct af9015_state *state = fe_to_priv(fe);
+
+ if (mutex_lock_interruptible(&state->fe_mutex))
+ return -EAGAIN;
+
+ ret = state->init[fe_to_adap(fe)->id](fe);
+
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+/* override demod callbacks for resource locking */
+static int af9015_af9013_sleep(struct dvb_frontend *fe)
+{
+ int ret;
+ struct af9015_state *state = fe_to_priv(fe);
+
+ if (mutex_lock_interruptible(&state->fe_mutex))
+ return -EAGAIN;
+
+ ret = state->sleep[fe_to_adap(fe)->id](fe);
+
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+/* override tuner callbacks for resource locking */
+static int af9015_tuner_init(struct dvb_frontend *fe)
+{
+ int ret;
+ struct af9015_state *state = fe_to_priv(fe);
+
+ if (mutex_lock_interruptible(&state->fe_mutex))
+ return -EAGAIN;
+
+ ret = state->tuner_init[fe_to_adap(fe)->id](fe);
+
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+/* override tuner callbacks for resource locking */
+static int af9015_tuner_sleep(struct dvb_frontend *fe)
+{
+ int ret;
+ struct af9015_state *state = fe_to_priv(fe);
+
+ if (mutex_lock_interruptible(&state->fe_mutex))
+ return -EAGAIN;
+
+ ret = state->tuner_sleep[fe_to_adap(fe)->id](fe);
+
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+static int af9015_copy_firmware(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret;
+ unsigned long timeout;
+ u8 val, firmware_info[4];
+ struct req_t req = {COPY_FIRMWARE, 0, 0x5100, 0, 0, 4, firmware_info};
+
+ dev_dbg(&intf->dev, "\n");
+
+ firmware_info[0] = (state->firmware_size >> 8) & 0xff;
+ firmware_info[1] = (state->firmware_size >> 0) & 0xff;
+ firmware_info[2] = (state->firmware_checksum >> 8) & 0xff;
+ firmware_info[3] = (state->firmware_checksum >> 0) & 0xff;
+
+ /* Check whether firmware is already running */
+ ret = af9015_read_reg_i2c(d, state->af9013_i2c_addr[1], 0x98be, &val);
+ if (ret)
+ goto err;
+
+ dev_dbg(&intf->dev, "firmware status %02x\n", val);
+
+ if (val == 0x0c)
+ return 0;
+
+ /* Set i2c clock to 625kHz to speed up firmware copy */
+ ret = regmap_write(state->regmap, 0xd416, 0x04);
+ if (ret)
+ goto err;
+
+ /* Copy firmware from master demod to slave demod */
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret) {
+ dev_err(&intf->dev, "firmware copy cmd failed %d\n", ret);
+ goto err;
+ }
+
+ /* Set i2c clock to 125kHz */
+ ret = regmap_write(state->regmap, 0xd416, 0x14);
+ if (ret)
+ goto err;
+
+ /* Boot firmware */
+ ret = af9015_write_reg_i2c(d, state->af9013_i2c_addr[1], 0xe205, 0x01);
+ if (ret)
+ goto err;
+
+ /* Poll firmware ready */
+ for (val = 0x00, timeout = jiffies + msecs_to_jiffies(1000);
+ !time_after(jiffies, timeout) && val != 0x0c && val != 0x04;) {
+ msleep(20);
+
+ /* Check firmware status. 0c=OK, 04=fail */
+ ret = af9015_read_reg_i2c(d, state->af9013_i2c_addr[1],
+ 0x98be, &val);
+ if (ret)
+ goto err;
+
+ dev_dbg(&intf->dev, "firmware status %02x\n", val);
+ }
+
+ dev_dbg(&intf->dev, "firmware boot took %u ms\n",
+ jiffies_to_msecs(jiffies) - (jiffies_to_msecs(timeout) - 1000));
+
+ if (val == 0x04) {
+ ret = -ENODEV;
+ dev_err(&intf->dev, "firmware did not run\n");
+ goto err;
+ } else if (val != 0x0c) {
+ ret = -ETIMEDOUT;
+ dev_err(&intf->dev, "firmware boot timeout\n");
+ goto err;
+ }
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static int af9015_af9013_frontend_attach(struct dvb_usb_adapter *adap)
+{
+ struct af9015_state *state = adap_to_priv(adap);
+ struct dvb_usb_device *d = adap_to_d(adap);
+ struct usb_interface *intf = d->intf;
+ struct i2c_client *client;
+ int ret;
+
+ dev_dbg(&intf->dev, "adap id %u\n", adap->id);
+
+ if (adap->id == 0) {
+ state->af9013_pdata[0].ts_mode = AF9013_TS_MODE_USB;
+ memcpy(state->af9013_pdata[0].api_version, "\x0\x1\x9\x0", 4);
+ state->af9013_pdata[0].gpio[0] = AF9013_GPIO_HI;
+ state->af9013_pdata[0].gpio[3] = AF9013_GPIO_TUNER_ON;
+ } else if (adap->id == 1) {
+ state->af9013_pdata[1].ts_mode = AF9013_TS_MODE_SERIAL;
+ state->af9013_pdata[1].ts_output_pin = 7;
+ memcpy(state->af9013_pdata[1].api_version, "\x0\x1\x9\x0", 4);
+ state->af9013_pdata[1].gpio[0] = AF9013_GPIO_TUNER_ON;
+ state->af9013_pdata[1].gpio[1] = AF9013_GPIO_LO;
+
+ /* copy firmware to 2nd demodulator */
+ if (state->dual_mode) {
+ /* Wait 2nd demodulator ready */
+ msleep(100);
+
+ ret = af9015_copy_firmware(adap_to_d(adap));
+ if (ret) {
+ dev_err(&intf->dev,
+ "firmware copy to 2nd frontend failed, will disable it\n");
+ state->dual_mode = 0;
+ goto err;
+ }
+ } else {
+ ret = -ENODEV;
+ goto err;
+ }
+ }
+
+ /* Add I2C demod */
+ client = dvb_module_probe("af9013", NULL, &d->i2c_adap,
+ state->af9013_i2c_addr[adap->id],
+ &state->af9013_pdata[adap->id]);
+ if (!client) {
+ ret = -ENODEV;
+ goto err;
+ }
+ adap->fe[0] = state->af9013_pdata[adap->id].get_dvb_frontend(client);
+ state->demod_i2c_client[adap->id] = client;
+
+ /*
+ * AF9015 firmware does not like if it gets interrupted by I2C adapter
+ * request on some critical phases. During normal operation I2C adapter
+ * is used only 2nd demodulator and tuner on dual tuner devices.
+ * Override demodulator callbacks and use mutex for limit access to
+ * those "critical" paths to keep AF9015 happy.
+ */
+ if (adap->fe[0]) {
+ state->set_frontend[adap->id] = adap->fe[0]->ops.set_frontend;
+ adap->fe[0]->ops.set_frontend = af9015_af9013_set_frontend;
+ state->read_status[adap->id] = adap->fe[0]->ops.read_status;
+ adap->fe[0]->ops.read_status = af9015_af9013_read_status;
+ state->init[adap->id] = adap->fe[0]->ops.init;
+ adap->fe[0]->ops.init = af9015_af9013_init;
+ state->sleep[adap->id] = adap->fe[0]->ops.sleep;
+ adap->fe[0]->ops.sleep = af9015_af9013_sleep;
+ }
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static int af9015_frontend_detach(struct dvb_usb_adapter *adap)
+{
+ struct af9015_state *state = adap_to_priv(adap);
+ struct dvb_usb_device *d = adap_to_d(adap);
+ struct usb_interface *intf = d->intf;
+ struct i2c_client *client;
+
+ dev_dbg(&intf->dev, "adap id %u\n", adap->id);
+
+ /* Remove I2C demod */
+ client = state->demod_i2c_client[adap->id];
+ dvb_module_release(client);
+
+ return 0;
+}
+
+static struct mt2060_config af9015_mt2060_config = {
+ .i2c_address = 0x60,
+ .clock_out = 0,
+};
+
+static struct qt1010_config af9015_qt1010_config = {
+ .i2c_address = 0x62,
+};
+
+static struct tda18271_config af9015_tda18271_config = {
+ .gate = TDA18271_GATE_DIGITAL,
+ .small_i2c = TDA18271_16_BYTE_CHUNK_INIT,
+};
+
+static struct mxl5005s_config af9015_mxl5003_config = {
+ .i2c_address = 0x63,
+ .if_freq = IF_FREQ_4570000HZ,
+ .xtal_freq = CRYSTAL_FREQ_16000000HZ,
+ .agc_mode = MXL_SINGLE_AGC,
+ .tracking_filter = MXL_TF_DEFAULT,
+ .rssi_enable = MXL_RSSI_ENABLE,
+ .cap_select = MXL_CAP_SEL_ENABLE,
+ .div_out = MXL_DIV_OUT_4,
+ .clock_out = MXL_CLOCK_OUT_DISABLE,
+ .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
+ .top = MXL5005S_TOP_25P2,
+ .mod_mode = MXL_DIGITAL_MODE,
+ .if_mode = MXL_ZERO_IF,
+ .AgcMasterByte = 0x00,
+};
+
+static struct mxl5005s_config af9015_mxl5005_config = {
+ .i2c_address = 0x63,
+ .if_freq = IF_FREQ_4570000HZ,
+ .xtal_freq = CRYSTAL_FREQ_16000000HZ,
+ .agc_mode = MXL_SINGLE_AGC,
+ .tracking_filter = MXL_TF_OFF,
+ .rssi_enable = MXL_RSSI_ENABLE,
+ .cap_select = MXL_CAP_SEL_ENABLE,
+ .div_out = MXL_DIV_OUT_4,
+ .clock_out = MXL_CLOCK_OUT_DISABLE,
+ .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
+ .top = MXL5005S_TOP_25P2,
+ .mod_mode = MXL_DIGITAL_MODE,
+ .if_mode = MXL_ZERO_IF,
+ .AgcMasterByte = 0x00,
+};
+
+static struct mc44s803_config af9015_mc44s803_config = {
+ .i2c_address = 0x60,
+ .dig_out = 1,
+};
+
+static struct tda18218_config af9015_tda18218_config = {
+ .i2c_address = 0x60,
+ .i2c_wr_max = 21, /* max wr bytes AF9015 I2C adap can handle at once */
+};
+
+static struct mxl5007t_config af9015_mxl5007t_config = {
+ .xtal_freq_hz = MxL_XTAL_24_MHZ,
+ .if_freq_hz = MxL_IF_4_57_MHZ,
+};
+
+static int af9015_tuner_attach(struct dvb_usb_adapter *adap)
+{
+ struct dvb_usb_device *d = adap_to_d(adap);
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ struct i2c_client *client;
+ struct i2c_adapter *adapter;
+ int ret;
+
+ dev_dbg(&intf->dev, "adap id %u\n", adap->id);
+
+ client = state->demod_i2c_client[adap->id];
+ adapter = state->af9013_pdata[adap->id].get_i2c_adapter(client);
+
+ switch (state->af9013_pdata[adap->id].tuner) {
+ case AF9013_TUNER_MT2060:
+ case AF9013_TUNER_MT2060_2:
+ ret = dvb_attach(mt2060_attach, adap->fe[0], adapter,
+ &af9015_mt2060_config,
+ state->mt2060_if1[adap->id]) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_QT1010:
+ case AF9013_TUNER_QT1010A:
+ ret = dvb_attach(qt1010_attach, adap->fe[0], adapter,
+ &af9015_qt1010_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_TDA18271:
+ ret = dvb_attach(tda18271_attach, adap->fe[0], 0x60, adapter,
+ &af9015_tda18271_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_TDA18218:
+ ret = dvb_attach(tda18218_attach, adap->fe[0], adapter,
+ &af9015_tda18218_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_MXL5003D:
+ ret = dvb_attach(mxl5005s_attach, adap->fe[0], adapter,
+ &af9015_mxl5003_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_MXL5005D:
+ case AF9013_TUNER_MXL5005R:
+ ret = dvb_attach(mxl5005s_attach, adap->fe[0], adapter,
+ &af9015_mxl5005_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_ENV77H11D5:
+ ret = dvb_attach(dvb_pll_attach, adap->fe[0], 0x60, adapter,
+ DVB_PLL_TDA665X) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_MC44S803:
+ ret = dvb_attach(mc44s803_attach, adap->fe[0], adapter,
+ &af9015_mc44s803_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_MXL5007T:
+ ret = dvb_attach(mxl5007t_attach, adap->fe[0], adapter,
+ 0x60, &af9015_mxl5007t_config) == NULL ? -ENODEV : 0;
+ break;
+ case AF9013_TUNER_UNKNOWN:
+ default:
+ dev_err(&intf->dev, "unknown tuner, tuner id %02x\n",
+ state->af9013_pdata[adap->id].tuner);
+ ret = -ENODEV;
+ }
+
+ if (adap->fe[0]->ops.tuner_ops.init) {
+ state->tuner_init[adap->id] =
+ adap->fe[0]->ops.tuner_ops.init;
+ adap->fe[0]->ops.tuner_ops.init = af9015_tuner_init;
+ }
+
+ if (adap->fe[0]->ops.tuner_ops.sleep) {
+ state->tuner_sleep[adap->id] =
+ adap->fe[0]->ops.tuner_ops.sleep;
+ adap->fe[0]->ops.tuner_ops.sleep = af9015_tuner_sleep;
+ }
+
+ return ret;
+}
+
+static int af9015_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
+{
+ struct af9015_state *state = adap_to_priv(adap);
+ struct af9013_platform_data *pdata = &state->af9013_pdata[adap->id];
+ int ret;
+
+ mutex_lock(&state->fe_mutex);
+ ret = pdata->pid_filter_ctrl(adap->fe[0], onoff);
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+static int af9015_pid_filter(struct dvb_usb_adapter *adap, int index,
+ u16 pid, int onoff)
+{
+ struct af9015_state *state = adap_to_priv(adap);
+ struct af9013_platform_data *pdata = &state->af9013_pdata[adap->id];
+ int ret;
+
+ mutex_lock(&state->fe_mutex);
+ ret = pdata->pid_filter(adap->fe[0], index, pid, onoff);
+ mutex_unlock(&state->fe_mutex);
+
+ return ret;
+}
+
+static int af9015_init(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret;
+
+ dev_dbg(&intf->dev, "\n");
+
+ mutex_init(&state->fe_mutex);
+
+ /* init RC canary */
+ ret = regmap_write(state->regmap, 0x98e9, 0xff);
+ if (ret)
+ goto error;
+
+error:
+ return ret;
+}
+
+#if IS_ENABLED(CONFIG_RC_CORE)
+struct af9015_rc_setup {
+ unsigned int id;
+ char *rc_codes;
+};
+
+static char *af9015_rc_setup_match(unsigned int id,
+ const struct af9015_rc_setup *table)
+{
+ for (; table->rc_codes; table++)
+ if (table->id == id)
+ return table->rc_codes;
+ return NULL;
+}
+
+static const struct af9015_rc_setup af9015_rc_setup_modparam[] = {
+ { AF9015_REMOTE_A_LINK_DTU_M, RC_MAP_ALINK_DTU_M },
+ { AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3, RC_MAP_MSI_DIGIVOX_II },
+ { AF9015_REMOTE_MYGICTV_U718, RC_MAP_TOTAL_MEDIA_IN_HAND },
+ { AF9015_REMOTE_DIGITTRADE_DVB_T, RC_MAP_DIGITTRADE },
+ { AF9015_REMOTE_AVERMEDIA_KS, RC_MAP_AVERMEDIA_RM_KS },
+ { }
+};
+
+static const struct af9015_rc_setup af9015_rc_setup_hashes[] = {
+ { 0xb8feb708, RC_MAP_MSI_DIGIVOX_II },
+ { 0xa3703d00, RC_MAP_ALINK_DTU_M },
+ { 0x9b7dc64e, RC_MAP_TOTAL_MEDIA_IN_HAND }, /* MYGICTV U718 */
+ { 0x5d49e3db, RC_MAP_DIGITTRADE }, /* LC-Power LC-USB-DVBT */
+ { }
+};
+
+static int af9015_rc_query(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ int ret;
+ u8 buf[17];
+
+ /* read registers needed to detect remote controller code */
+ ret = regmap_bulk_read(state->regmap, 0x98d9, buf, sizeof(buf));
+ if (ret)
+ goto error;
+
+ /* If any of these are non-zero, assume invalid data */
+ if (buf[1] || buf[2] || buf[3]) {
+ dev_dbg(&intf->dev, "invalid data\n");
+ return ret;
+ }
+
+ /* Check for repeat of previous code */
+ if ((state->rc_repeat != buf[6] || buf[0]) &&
+ !memcmp(&buf[12], state->rc_last, 4)) {
+ dev_dbg(&intf->dev, "key repeated\n");
+ rc_repeat(d->rc_dev);
+ state->rc_repeat = buf[6];
+ return ret;
+ }
+
+ /* Only process key if canary killed */
+ if (buf[16] != 0xff && buf[0] != 0x01) {
+ enum rc_proto proto;
+
+ dev_dbg(&intf->dev, "key pressed %*ph\n", 4, buf + 12);
+
+ /* Reset the canary */
+ ret = regmap_write(state->regmap, 0x98e9, 0xff);
+ if (ret)
+ goto error;
+
+ /* Remember this key */
+ memcpy(state->rc_last, &buf[12], 4);
+ if (buf[14] == (u8)~buf[15]) {
+ if (buf[12] == (u8)~buf[13]) {
+ /* NEC */
+ state->rc_keycode = RC_SCANCODE_NEC(buf[12],
+ buf[14]);
+ proto = RC_PROTO_NEC;
+ } else {
+ /* NEC extended*/
+ state->rc_keycode = RC_SCANCODE_NECX(buf[12] << 8 |
+ buf[13],
+ buf[14]);
+ proto = RC_PROTO_NECX;
+ }
+ } else {
+ /* 32 bit NEC */
+ state->rc_keycode = RC_SCANCODE_NEC32(buf[12] << 24 |
+ buf[13] << 16 |
+ buf[14] << 8 |
+ buf[15]);
+ proto = RC_PROTO_NEC32;
+ }
+ rc_keydown(d->rc_dev, proto, state->rc_keycode, 0);
+ } else {
+ dev_dbg(&intf->dev, "no key press\n");
+ /* Invalidate last keypress */
+ /* Not really needed, but helps with debug */
+ state->rc_last[2] = state->rc_last[3];
+ }
+
+ state->rc_repeat = buf[6];
+ state->rc_failed = false;
+
+error:
+ if (ret) {
+ dev_warn(&intf->dev, "rc query failed %d\n", ret);
+
+ /* allow random errors as dvb-usb will stop polling on error */
+ if (!state->rc_failed)
+ ret = 0;
+
+ state->rc_failed = true;
+ }
+
+ return ret;
+}
+
+static int af9015_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
+{
+ struct af9015_state *state = d_to_priv(d);
+ u16 vid = le16_to_cpu(d->udev->descriptor.idVendor);
+
+ if (state->ir_mode == AF9015_IR_MODE_DISABLED)
+ return 0;
+
+ /* try to load remote based module param */
+ if (!rc->map_name)
+ rc->map_name = af9015_rc_setup_match(dvb_usb_af9015_remote,
+ af9015_rc_setup_modparam);
+
+ /* try to load remote based eeprom hash */
+ if (!rc->map_name)
+ rc->map_name = af9015_rc_setup_match(state->eeprom_sum,
+ af9015_rc_setup_hashes);
+
+ /* try to load remote based USB iManufacturer string */
+ if (!rc->map_name && vid == USB_VID_AFATECH) {
+ /*
+ * Check USB manufacturer and product strings and try
+ * to determine correct remote in case of chip vendor
+ * reference IDs are used.
+ * DO NOT ADD ANYTHING NEW HERE. Use hashes instead.
+ */
+ char manufacturer[10];
+
+ memset(manufacturer, 0, sizeof(manufacturer));
+ usb_string(d->udev, d->udev->descriptor.iManufacturer,
+ manufacturer, sizeof(manufacturer));
+ if (!strcmp("MSI", manufacturer)) {
+ /*
+ * iManufacturer 1 MSI
+ * iProduct 2 MSI K-VOX
+ */
+ rc->map_name = af9015_rc_setup_match(AF9015_REMOTE_MSI_DIGIVOX_MINI_II_V3,
+ af9015_rc_setup_modparam);
+ }
+ }
+
+ /* load empty to enable rc */
+ if (!rc->map_name)
+ rc->map_name = RC_MAP_EMPTY;
+
+ rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX |
+ RC_PROTO_BIT_NEC32;
+ rc->query = af9015_rc_query;
+ rc->interval = 500;
+
+ return 0;
+}
+#else
+ #define af9015_get_rc_config NULL
+#endif
+
+static int af9015_regmap_write(void *context, const void *data, size_t count)
+{
+ struct dvb_usb_device *d = context;
+ struct usb_interface *intf = d->intf;
+ int ret;
+ u16 reg = ((u8 *)data)[0] << 8 | ((u8 *)data)[1] << 0;
+ u8 *val = &((u8 *)data)[2];
+ const unsigned int len = count - 2;
+ struct req_t req = {WRITE_MEMORY, 0, reg, 0, 0, len, val};
+
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto err;
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static int af9015_regmap_read(void *context, const void *reg_buf,
+ size_t reg_size, void *val_buf, size_t val_size)
+{
+ struct dvb_usb_device *d = context;
+ struct usb_interface *intf = d->intf;
+ int ret;
+ u16 reg = ((u8 *)reg_buf)[0] << 8 | ((u8 *)reg_buf)[1] << 0;
+ u8 *val = &((u8 *)val_buf)[0];
+ const unsigned int len = val_size;
+ struct req_t req = {READ_MEMORY, 0, reg, 0, 0, len, val};
+
+ ret = af9015_ctrl_msg(d, &req);
+ if (ret)
+ goto err;
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static int af9015_probe(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+ struct usb_device *udev = interface_to_usbdev(intf);
+ int ret;
+ char manufacturer[sizeof("ITE Technologies, Inc.")];
+ static const struct regmap_config regmap_config = {
+ .reg_bits = 16,
+ .val_bits = 8,
+ };
+ static const struct regmap_bus regmap_bus = {
+ .read = af9015_regmap_read,
+ .write = af9015_regmap_write,
+ };
+
+ dev_dbg(&intf->dev, "\n");
+
+ memset(manufacturer, 0, sizeof(manufacturer));
+ usb_string(udev, udev->descriptor.iManufacturer,
+ manufacturer, sizeof(manufacturer));
+ /*
+ * There is two devices having same ID but different chipset. One uses
+ * AF9015 and the other IT9135 chipset. Only difference seen on lsusb
+ * is iManufacturer string.
+ *
+ * idVendor 0x0ccd TerraTec Electronic GmbH
+ * idProduct 0x0099
+ * bcdDevice 2.00
+ * iManufacturer 1 Afatech
+ * iProduct 2 DVB-T 2
+ *
+ * idVendor 0x0ccd TerraTec Electronic GmbH
+ * idProduct 0x0099
+ * bcdDevice 2.00
+ * iManufacturer 1 ITE Technologies, Inc.
+ * iProduct 2 DVB-T TV Stick
+ */
+ if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&
+ (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {
+ if (!strcmp("ITE Technologies, Inc.", manufacturer)) {
+ ret = -ENODEV;
+ dev_dbg(&intf->dev, "rejecting device\n");
+ goto err;
+ }
+ }
+
+ state->regmap = regmap_init(&intf->dev, &regmap_bus, d, &regmap_config);
+ if (IS_ERR(state->regmap)) {
+ ret = PTR_ERR(state->regmap);
+ goto err;
+ }
+
+ return 0;
+err:
+ dev_dbg(&intf->dev, "failed %d\n", ret);
+ return ret;
+}
+
+static void af9015_disconnect(struct dvb_usb_device *d)
+{
+ struct af9015_state *state = d_to_priv(d);
+ struct usb_interface *intf = d->intf;
+
+ dev_dbg(&intf->dev, "\n");
+
+ regmap_exit(state->regmap);
+}
+
+/*
+ * Interface 0 is used by DVB-T receiver and
+ * interface 1 is for remote controller (HID)
+ */
+static const struct dvb_usb_device_properties af9015_props = {
+ .driver_name = KBUILD_MODNAME,
+ .owner = THIS_MODULE,
+ .adapter_nr = adapter_nr,
+ .size_of_priv = sizeof(struct af9015_state),
+
+ .generic_bulk_ctrl_endpoint = 0x02,
+ .generic_bulk_ctrl_endpoint_response = 0x81,
+
+ .probe = af9015_probe,
+ .disconnect = af9015_disconnect,
+ .identify_state = af9015_identify_state,
+ .firmware = AF9015_FIRMWARE,
+ .download_firmware = af9015_download_firmware,
+
+ .i2c_algo = &af9015_i2c_algo,
+ .read_config = af9015_read_config,
+ .frontend_attach = af9015_af9013_frontend_attach,
+ .frontend_detach = af9015_frontend_detach,
+ .tuner_attach = af9015_tuner_attach,
+ .init = af9015_init,
+ .get_rc_config = af9015_get_rc_config,
+ .get_stream_config = af9015_get_stream_config,
+ .streaming_ctrl = af9015_streaming_ctrl,
+
+ .get_adapter_count = af9015_get_adapter_count,
+ .adapter = {
+ {
+ .caps = DVB_USB_ADAP_HAS_PID_FILTER |
+ DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
+ .pid_filter_count = 32,
+ .pid_filter = af9015_pid_filter,
+ .pid_filter_ctrl = af9015_pid_filter_ctrl,
+
+ .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
+ }, {
+ .caps = DVB_USB_ADAP_HAS_PID_FILTER |
+ DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
+ .pid_filter_count = 32,
+ .pid_filter = af9015_pid_filter,
+ .pid_filter_ctrl = af9015_pid_filter_ctrl,
+
+ .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
+ },
+ },
+};
+
+static const struct usb_device_id af9015_id_table[] = {
+ { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9015_9015,
+ &af9015_props, "Afatech AF9015 reference design", NULL) },
+ { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9015_9016,
+ &af9015_props, "Afatech AF9015 reference design", NULL) },
+ { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_GOLD,
+ &af9015_props, "Leadtek WinFast DTV Dongle Gold", RC_MAP_LEADTEK_Y04G0051) },
+ { DVB_USB_DEVICE(USB_VID_PINNACLE, USB_PID_PINNACLE_PCTV71E,
+ &af9015_props, "Pinnacle PCTV 71e", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_399U,
+ &af9015_props, "KWorld PlusTV Dual DVB-T Stick (DVB-T 399U)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TINYTWIN,
+ &af9015_props, "DigitalNow TinyTwin", RC_MAP_AZUREWAVE_AD_TU700) },
+ { DVB_USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_AZUREWAVE_AD_TU700,
+ &af9015_props, "TwinHan AzureWave AD-TU700(704J)", RC_MAP_AZUREWAVE_AD_TU700) },
+ { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_USB_XE_REV2,
+ &af9015_props, "TerraTec Cinergy T USB XE", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_PC160_2T,
+ &af9015_props, "KWorld PlusTV Dual DVB-T PCI (DVB-T PC160-2T)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X,
+ &af9015_props, "AVerMedia AVerTV DVB-T Volar X", RC_MAP_AVERMEDIA_M135A) },
+ { DVB_USB_DEVICE(USB_VID_XTENSIONS, USB_PID_XTENSIONS_XD_380,
+ &af9015_props, "Xtensions XD-380", NULL) },
+ { DVB_USB_DEVICE(USB_VID_MSI_2, USB_PID_MSI_DIGIVOX_DUO,
+ &af9015_props, "MSI DIGIVOX Duo", RC_MAP_MSI_DIGIVOX_III) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X_2,
+ &af9015_props, "Fujitsu-Siemens Slim Mobile USB DVB-T", NULL) },
+ { DVB_USB_DEVICE(USB_VID_TELESTAR, USB_PID_TELESTAR_STARSTICK_2,
+ &af9015_props, "Telestar Starstick 2", NULL) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A309,
+ &af9015_props, "AVerMedia A309", NULL) },
+ { DVB_USB_DEVICE(USB_VID_MSI_2, USB_PID_MSI_DIGI_VOX_MINI_III,
+ &af9015_props, "MSI Digi VOX mini III", RC_MAP_MSI_DIGIVOX_III) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U,
+ &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_2,
+ &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_3,
+ &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_TREKSTOR_DVBT,
+ &af9015_props, "TrekStor DVB-T USB Stick", RC_MAP_TREKSTOR) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850,
+ &af9015_props, "AverMedia AVerTV Volar Black HD (A850)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A805,
+ &af9015_props, "AverMedia AVerTV Volar GPS 805 (A805)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CONCEPTRONIC_CTVDIGRCU,
+ &af9015_props, "Conceptronic USB2.0 DVB-T CTVDIGRCU V3.0", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_MC810,
+ &af9015_props, "KWorld Digital MC-810", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KYE, USB_PID_GENIUS_TVGO_DVB_T03,
+ &af9015_props, "Genius TVGo DVB-T03", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_399U_2,
+ &af9015_props, "KWorld PlusTV Dual DVB-T Stick (DVB-T 399U)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_PC160_T,
+ &af9015_props, "KWorld PlusTV DVB-T PCI Pro Card (DVB-T PC160-T)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20,
+ &af9015_props, "Sveon STV20 Tuner USB DVB-T HDTV", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TINYTWIN_2,
+ &af9015_props, "DigitalNow TinyTwin v2", RC_MAP_DIGITALNOW_TINYTWIN) },
+ { DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS,
+ &af9015_props, "Leadtek WinFast DTV2000DS", RC_MAP_LEADTEK_Y04G0051) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB383_T,
+ &af9015_props, "KWorld USB DVB-T Stick Mobile (UB383-T)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_395U_4,
+ &af9015_props, "KWorld USB DVB-T TV Stick II (VS-DVB-T 395U)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A815M,
+ &af9015_props, "AverMedia AVerTV Volar M (A815Mac)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_RC,
+ &af9015_props, "TerraTec Cinergy T Stick RC", RC_MAP_TERRATEC_SLIM_2) },
+ /* XXX: that same ID [0ccd:0099] is used by af9035 driver too */
+ { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC,
+ &af9015_props, "TerraTec Cinergy T Stick Dual RC", RC_MAP_TERRATEC_SLIM) },
+ { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850T,
+ &af9015_props, "AverMedia AVerTV Red HD+ (A850T)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TINYTWIN_3,
+ &af9015_props, "DigitalNow TinyTwin v3", RC_MAP_DIGITALNOW_TINYTWIN) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22,
+ &af9015_props, "Sveon STV22 Dual USB DVB-T Tuner HDTV", RC_MAP_MSI_DIGIVOX_III) },
+ { }
+};
+MODULE_DEVICE_TABLE(usb, af9015_id_table);
+
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver af9015_usb_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = af9015_id_table,
+ .probe = dvb_usbv2_probe,
+ .disconnect = dvb_usbv2_disconnect,
+ .suspend = dvb_usbv2_suspend,
+ .resume = dvb_usbv2_resume,
+ .reset_resume = dvb_usbv2_reset_resume,
+ .no_dynamic_id = 1,
+ .soft_unbind = 1,
+};
+
+module_usb_driver(af9015_usb_driver);
+
+MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
+MODULE_DESCRIPTION("Afatech AF9015 driver");
+MODULE_LICENSE("GPL");
+MODULE_FIRMWARE(AF9015_FIRMWARE);