[media] Afatech AF9035 DVB USB driver (7f882c2e) · Commits · e / devices / android_kernel_oneplus_sm8150

drivers/media/dvb/dvb-usb/Kconfig

+9 −0

Original line number	Diff line number	Diff line
		@@ -422,3 +422,12 @@ config DVB_USB_RTL28XXU
		select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
		help
		Say Y here to support the Realtek RTL28xxU DVB USB receiver.

		config DVB_USB_AF9035
		tristate "Afatech AF9035 DVB-T USB2.0 support"
		depends on DVB_USB
		select DVB_AF9033
		select MEDIA_TUNER_TUA9001 if !MEDIA_TUNER_CUSTOMISE
		help
		Say Y here to support the Afatech AF9035 based DVB USB receiver.

drivers/media/dvb/dvb-usb/Makefile

+3 −0

Original line number	Diff line number	Diff line
		@@ -110,6 +110,9 @@ obj-$(CONFIG_DVB_USB_MXL111SF) += mxl111sf-tuner.o
		dvb-usb-rtl28xxu-objs = rtl28xxu.o
		obj-$(CONFIG_DVB_USB_RTL28XXU) += dvb-usb-rtl28xxu.o

		dvb-usb-af9035-objs = af9035.o
		obj-$(CONFIG_DVB_USB_AF9035) += dvb-usb-af9035.o

		ccflags-y += -I$(srctree)/drivers/media/dvb/dvb-core
		ccflags-y += -I$(srctree)/drivers/media/dvb/frontends/
		# due to tuner-xc3028

drivers/media/dvb/dvb-usb/af9035.c

0 → 100644

+799 −0

Original line number	Diff line number	Diff line
		/*
		* Afatech AF9035 DVB USB driver
		*
		* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
		* Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
		*
		* 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; either version 2 of the License, or
		* (at your option) any later version.
		*
		* 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.
		*
		* You should have received a copy of the GNU General Public License along
		* with this program; if not, write to the Free Software Foundation, Inc.,
		* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
		*/

		#include "af9035.h"
		#include "af9033.h"
		#include "tua9001.h"

		DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
		static DEFINE_MUTEX(af9035_usb_mutex);
		static struct config af9035_config;
		static struct dvb_usb_device_properties af9035_properties[1];
		static int af9035_properties_count = ARRAY_SIZE(af9035_properties);
		static struct af9033_config af9035_af9033_config[] = {
		{
		.ts_mode = AF9033_TS_MODE_USB,
		}, {
		.ts_mode = AF9033_TS_MODE_SERIAL,
		}
		};

		static int af9035_ctrl_msg(struct usb_device udev, struct usb_req req)
		{
		#define BUF_LEN 63
		#define REQ_HDR_LEN 4 /* send header size */
		#define ACK_HDR_LEN 3 /* rece header size */
		#define CHECKSUM_LEN 2
		#define USB_TIMEOUT 2000

		int ret, i, act_len;
		u8 buf[BUF_LEN];
		u32 msg_len;
		static u8 seq; /* packet sequence number */
		u16 checksum = 0;

		/* buffer overflow check */
		if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) \|\|
		req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) {
		pr_debug("%s: too much data wlen=%d rlen=%d\n", __func__,
		req->wlen, req->rlen);
		return -EINVAL;
		}

		if (mutex_lock_interruptible(&af9035_usb_mutex) < 0)
		return -EAGAIN;

		buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1;
		buf[1] = req->mbox;
		buf[2] = req->cmd;
		buf[3] = seq++;
		if (req->wlen)
		memcpy(&buf[4], req->wbuf, req->wlen);

		/* calc and add checksum */
		for (i = 1; i < buf[0]-1; i++) {
		if (i % 2)
		checksum += buf[i] << 8;
		else
		checksum += buf[i];
		}
		checksum = ~checksum;

		buf[buf[0]-1] = (checksum >> 8);
		buf[buf[0]-0] = (checksum & 0xff);

		msg_len = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN ;

		/* send req */
		ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x02), buf, msg_len,
		&act_len, USB_TIMEOUT);
		if (ret < 0)
		err("bulk message failed=%d (%d/%d)", ret, msg_len, act_len);
		else
		if (act_len != msg_len)
		ret = -EIO; /* all data is not send */
		if (ret < 0)
		goto err_mutex_unlock;

		/* no ack for those packets */
		if (req->cmd == CMD_FW_DL)
		goto exit_mutex_unlock;

		/* receive ack and data if read req */
		msg_len = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN;
		ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, 0x81), buf, msg_len,
		&act_len, USB_TIMEOUT);
		if (ret < 0) {
		err("recv bulk message failed=%d", ret);
		ret = -EIO;
		goto err_mutex_unlock;
		}

		/* check status */
		if (buf[2]) {
		pr_debug("%s: command=%02x failed fw error=%d\n", __func__,
		req->cmd, buf[2]);
		ret = -EIO;
		goto err_mutex_unlock;
		}

		/* read request, copy returned data to return buf */
		if (req->rlen)
		memcpy(req->rbuf, &buf[ACK_HDR_LEN], req->rlen);

		err_mutex_unlock:
		exit_mutex_unlock:
		mutex_unlock(&af9035_usb_mutex);

		return ret;
		}

		/* write multiple registers */
		static int af9035_wr_regs(struct dvb_usb_device d, u32 reg, u8 val, int len)
		{
		u8 wbuf[6 + len];
		u8 mbox = (reg >> 16) & 0xff;
		struct usb_req req = { CMD_MEM_WR, mbox, sizeof(wbuf), wbuf, 0, NULL };

		wbuf[0] = len;
		wbuf[1] = 2;
		wbuf[2] = 0;
		wbuf[3] = 0;
		wbuf[4] = (reg >> 8) & 0xff;
		wbuf[5] = (reg >> 0) & 0xff;
		memcpy(&wbuf[6], val, len);

		return af9035_ctrl_msg(d->udev, &req);
		}

		/* read multiple registers */
		static int af9035_rd_regs(struct dvb_usb_device d, u32 reg, u8 val, int len)
		{
		u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff };
		u8 mbox = (reg >> 16) & 0xff;
		struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val };

		return af9035_ctrl_msg(d->udev, &req);
		}

		/* write single register */
		static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val)
		{
		return af9035_wr_regs(d, reg, &val, 1);
		}

		/* read single register */
		static int af9035_rd_reg(struct dvb_usb_device d, u32 reg, u8 val)
		{
		return af9035_rd_regs(d, reg, val, 1);
		}

		/* write single register with mask */
		static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val,
		u8 mask)
		{
		int ret;
		u8 tmp;

		/* no need for read if whole reg is written */
		if (mask != 0xff) {
		ret = af9035_rd_regs(d, reg, &tmp, 1);
		if (ret)
		return ret;

		val &= mask;
		tmp &= ~mask;
		val \|= tmp;
		}

		return af9035_wr_regs(d, reg, &val, 1);
		}

		static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
		struct i2c_msg msg[], int num)
		{
		struct dvb_usb_device *d = i2c_get_adapdata(adap);
		int ret;

		if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
		return -EAGAIN;

		if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
		(msg[1].flags & I2C_M_RD)) {
		if (msg[0].len > 40 \|\| msg[1].len > 40) {
		/* TODO: correct limits > 40 */
		ret = -EOPNOTSUPP;
		} else if (msg[0].addr == af9035_af9033_config[0].i2c_addr) {
		/* integrated demod */
		u32 reg = msg[0].buf[0] << 16 \| msg[0].buf[1] << 8 \|
		msg[0].buf[2];
		ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
		msg[1].len);
		} else {
		/* I2C */
		#if 0
		/*
		* FIXME: Keep that code. It should work but as it is
		* not tested I left it disabled and return -EOPNOTSUPP
		* for the sure.
		*/
		u8 buf[4 + msg[0].len];
		struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
		buf, msg[1].len, msg[1].buf };
		buf[0] = msg[0].len;
		buf[1] = msg[0].addr << 1;
		buf[2] = 0x01;
		buf[3] = 0x00;
		memcpy(&buf[4], msg[0].buf, msg[0].len);
		ret = af9035_ctrl_msg(d->udev, &req);
		#endif
		pr_debug("%s: I2C operation not supported\n", __func__);
		ret = -EOPNOTSUPP;
		}
		} else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
		if (msg[0].len > 40) {
		/* TODO: correct limits > 40 */
		ret = -EOPNOTSUPP;
		} else if (msg[0].addr == af9035_af9033_config[0].i2c_addr) {
		/* integrated demod */
		u32 reg = msg[0].buf[0] << 16 \| msg[0].buf[1] << 8 \|
		msg[0].buf[2];
		ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
		msg[0].len - 3);
		} else {
		/* I2C */
		u8 buf[4 + msg[0].len];
		struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf,
		0, NULL };
		buf[0] = msg[0].len;
		buf[1] = msg[0].addr << 1;
		buf[2] = 0x01;
		buf[3] = 0x00;
		memcpy(&buf[4], msg[0].buf, msg[0].len);
		ret = af9035_ctrl_msg(d->udev, &req);
		}
		} else {
		/*
		* We support only two kind of I2C transactions:
		* 1) 1 x read + 1 x write
		* 2) 1 x write
		*/
		ret = -EOPNOTSUPP;
		}

		mutex_unlock(&d->i2c_mutex);

		if (ret < 0)
		return ret;
		else
		return num;
		}

		static u32 af9035_i2c_functionality(struct i2c_adapter *adapter)
		{
		return I2C_FUNC_I2C;
		}

		static struct i2c_algorithm af9035_i2c_algo = {
		.master_xfer = af9035_i2c_master_xfer,
		.functionality = af9035_i2c_functionality,
		};

		static int af9035_init(struct dvb_usb_device *d)
		{
		int ret, i;
		u16 frame_size = 87 * 188 / 4;
		u8 packet_size = 512 / 4;
		struct reg_val_mask tab[] = {
		{ 0x80f99d, 0x01, 0x01 },
		{ 0x80f9a4, 0x01, 0x01 },
		{ 0x00dd11, 0x00, 0x20 },
		{ 0x00dd11, 0x00, 0x40 },
		{ 0x00dd13, 0x00, 0x20 },
		{ 0x00dd13, 0x00, 0x40 },
		{ 0x00dd11, 0x20, 0x20 },
		{ 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
		{ 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
		{ 0x00dd0c, packet_size, 0xff},
		{ 0x00dd11, af9035_config.dual_mode << 6, 0x40 },
		{ 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
		{ 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
		{ 0x00dd0d, packet_size, 0xff },
		{ 0x80f9a3, 0x00, 0x01 },
		{ 0x80f9cd, 0x00, 0x01 },
		{ 0x80f99d, 0x00, 0x01 },
		{ 0x80f9a4, 0x00, 0x01 },
		};

		pr_debug("%s: USB speed=%d frame_size=%04x packet_size=%02x\n",
		__func__, d->udev->speed, frame_size, packet_size);

		/* init endpoints */
		for (i = 0; i < ARRAY_SIZE(tab); i++) {
		ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,
		tab[i].mask);
		if (ret < 0)
		goto err;
		}

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		static int af9035_identify_state(struct usb_device *udev,
		struct dvb_usb_device_properties *props,
		struct dvb_usb_device_description **desc,
		int *cold)
		{
		int ret;
		u8 wbuf[1] = { 1 };
		u8 rbuf[4];
		struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
		sizeof(rbuf), rbuf };

		ret = af9035_ctrl_msg(udev, &req);
		if (ret < 0)
		goto err;

		pr_debug("%s: reply=%02x %02x %02x %02x\n", __func__,
		rbuf[0], rbuf[1], rbuf[2], rbuf[3]);
		if (rbuf[0] \|\| rbuf[1] \|\| rbuf[2] \|\| rbuf[3])
		*cold = 0;
		else
		*cold = 1;

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		static int af9035_download_firmware(struct usb_device *udev,
		const struct firmware *fw)
		{
		u8 fw_data_ptr = (u8 ) fw->data;
		int i, j, len, packets, remainder, ret;
		u8 wbuf[1];
		u8 rbuf[4];
		struct fw_header fw_hdr;
		struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
		struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };
		struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ;

		/* read firmware segment info from beginning of the firmware file */
		fw_hdr.segment_count = *fw_data_ptr++;
		pr_debug("%s: fw segment count=%d\n", __func__, fw_hdr.segment_count);
		if (fw_hdr.segment_count > SEGMENT_MAX_COUNT) {
		pr_debug("%s: too big fw segmen count=%d\n", __func__,
		fw_hdr.segment_count);
		fw_hdr.segment_count = SEGMENT_MAX_COUNT;
		}
		for (i = 0; i < fw_hdr.segment_count; i++) {
		fw_hdr.segment[i].type = (*fw_data_ptr++);
		fw_hdr.segment[i].len = (*fw_data_ptr++) << 24;
		fw_hdr.segment[i].len += (*fw_data_ptr++) << 16;
		fw_hdr.segment[i].len += (*fw_data_ptr++) << 8;
		fw_hdr.segment[i].len += (*fw_data_ptr++) << 0;
		pr_debug("%s: fw segment type=%d len=%d\n", __func__,
		fw_hdr.segment[i].type, fw_hdr.segment[i].len);
		}

		#define FW_PACKET_MAX_DATA 57 /* 63-4-2, packet_size-header-checksum */

		/* download all segments */
		for (i = 0; i < fw_hdr.segment_count; i++) {
		pr_debug("%s: segment type=%d\n", __func__,
		fw_hdr.segment[i].type);
		if (fw_hdr.segment[i].type == SEGMENT_FW_DL) {
		/* download begin packet */
		req.cmd = CMD_FW_DL_BEGIN;
		ret = af9035_ctrl_msg(udev, &req);
		if (ret < 0) {
		pr_debug("%s: fw dl failed=%d\n", __func__,
		ret);
		goto err;
		}

		packets = fw_hdr.segment[i].len / FW_PACKET_MAX_DATA;
		remainder = fw_hdr.segment[i].len % FW_PACKET_MAX_DATA;
		len = FW_PACKET_MAX_DATA;
		for (j = 0; j <= packets; j++) {
		if (j == packets) /* size of the last packet */
		len = remainder;

		req_fw_dl.wlen = len;
		req_fw_dl.wbuf = fw_data_ptr;
		ret = af9035_ctrl_msg(udev, &req_fw_dl);
		if (ret < 0) {
		pr_debug("%s: fw dl failed=%d " \
		"segment=%d " \
		"packet=%d\n",
		__func__, ret, i, j);
		goto err;
		}
		fw_data_ptr += len;
		}
		/* download end packet */
		req.cmd = CMD_FW_DL_END;
		ret = af9035_ctrl_msg(udev, &req);
		if (ret < 0) {
		pr_debug("%s: fw dl failed=%d\n", __func__,
		ret);
		goto err;
		}
		} else {
		pr_debug("%s: segment type=%d not implemented\n",
		__func__, fw_hdr.segment[i].type);
		}
		}

		/* firmware loaded, request boot */
		req.cmd = CMD_FW_BOOT;
		ret = af9035_ctrl_msg(udev, &req);
		if (ret < 0)
		goto err;

		/* ensure firmware starts */
		wbuf[0] = 1;
		ret = af9035_ctrl_msg(udev, &req_fw_ver);
		if (ret < 0)
		goto err;

		pr_debug("%s: reply=%02x %02x %02x %02x\n", __func__,
		rbuf[0], rbuf[1], rbuf[2], rbuf[3]);

		if (!(rbuf[0] \|\| rbuf[1] \|\| rbuf[2] \|\| rbuf[3])) {
		pr_debug("%s: fw did not run\n", __func__);
		ret = -ENODEV;
		goto err;
		}

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		/* abuse that callback as there is no better one for reading eeprom */
		static int af9035_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
		{
		int ret, i, eeprom_shift = 0;
		u8 tmp;
		u16 tmp16;

		/* check if there is dual tuners */
		ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp);
		if (ret < 0)
		goto err;

		af9035_config.dual_mode = tmp;
		pr_debug("%s: dual mode=%d\n", __func__, af9035_config.dual_mode);

		for (i = 0; i < af9035_properties[0].num_adapters; i++) {
		/* tuner */
		ret = af9035_rd_reg(d, EEPROM_1_TUNER_ID + eeprom_shift, &tmp);
		if (ret < 0)
		goto err;

		af9035_af9033_config[i].tuner = tmp;
		pr_debug("%s: [%d]tuner=%02x\n", __func__, i, tmp);

		switch (tmp) {
		case AF9033_TUNER_TUA9001:
		af9035_af9033_config[i].spec_inv = 1;
		break;
		default:
		warn("tuner ID=%20x not supported, please report!",
		tmp);
		ret = -ENODEV;
		goto err;
		};

		/* tuner IF frequency */
		ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_L + eeprom_shift, &tmp);
		if (ret < 0)
		goto err;

		tmp16 = tmp;

		ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_H + eeprom_shift, &tmp);
		if (ret < 0)
		goto err;

		tmp16 \|= tmp << 8;

		pr_debug("%s: [%d]IF=%d\n", __func__, i, tmp16);

		eeprom_shift = 0x10; /* shift for the 2nd tuner params */
		}

		/* get demod clock */
		ret = af9035_rd_reg(d, 0x00d800, &tmp);
		if (ret < 0)
		goto err;

		tmp = (tmp >> 0) & 0x0f;

		for (i = 0; i < af9035_properties[0].num_adapters; i++)
		af9035_af9033_config[i].clock = clock_lut[tmp];

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
		{
		int ret;

		if (adap->id == 0) {
		ret = af9035_wr_reg(adap->dev, 0x00417f,
		af9035_af9033_config[1].i2c_addr);
		if (ret < 0)
		goto err;

		ret = af9035_wr_reg(adap->dev, 0x00d81a,
		af9035_config.dual_mode);
		if (ret < 0)
		goto err;
		}

		/* attach demodulator */
		adap->fe_adap[0].fe = dvb_attach(af9033_attach,
		&af9035_af9033_config[adap->id], &adap->dev->i2c_adap);
		if (adap->fe_adap[0].fe == NULL) {
		ret = -ENODEV;
		goto err;
		}

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		static struct tua9001_config af9035_tua9001_config = {
		.i2c_addr = 0x60,
		};

		static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
		{
		int ret;
		struct dvb_frontend *fe;

		switch (af9035_af9033_config[adap->id].tuner) {
		case AF9033_TUNER_TUA9001:
		/* AF9035 gpiot3 = TUA9001 RESETN
		AF9035 gpiot2 = TUA9001 RXEN */

		/* configure gpiot2 and gpiot2 as output */
		ret = af9035_wr_reg_mask(adap->dev, 0x00d8ec, 0x01, 0x01);
		if (ret < 0)
		goto err;

		ret = af9035_wr_reg_mask(adap->dev, 0x00d8ed, 0x01, 0x01);
		if (ret < 0)
		goto err;

		ret = af9035_wr_reg_mask(adap->dev, 0x00d8e8, 0x01, 0x01);
		if (ret < 0)
		goto err;

		ret = af9035_wr_reg_mask(adap->dev, 0x00d8e9, 0x01, 0x01);
		if (ret < 0)
		goto err;

		/* reset tuner */
		ret = af9035_wr_reg_mask(adap->dev, 0x00d8e7, 0x00, 0x01);
		if (ret < 0)
		goto err;

		usleep_range(2000, 20000);

		ret = af9035_wr_reg_mask(adap->dev, 0x00d8e7, 0x01, 0x01);
		if (ret < 0)
		goto err;

		/* activate tuner RX */
		/* TODO: use callback for TUA9001 RXEN */
		ret = af9035_wr_reg_mask(adap->dev, 0x00d8eb, 0x01, 0x01);
		if (ret < 0)
		goto err;

		/* attach tuner */
		fe = dvb_attach(tua9001_attach, adap->fe_adap[0].fe,
		&adap->dev->i2c_adap, &af9035_tua9001_config);
		break;
		default:
		fe = NULL;
		}

		if (fe == NULL) {
		ret = -ENODEV;
		goto err;
		}

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		enum af9035_id_entry {
		AF9035_0CCD_0093,
		};

		static struct usb_device_id af9035_id[] = {
		[AF9035_0CCD_0093] = {
		USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK)},
		{},
		};

		MODULE_DEVICE_TABLE(usb, af9035_id);

		static struct dvb_usb_device_properties af9035_properties[] = {
		{
		.caps = DVB_USB_IS_AN_I2C_ADAPTER,

		.usb_ctrl = DEVICE_SPECIFIC,
		.download_firmware = af9035_download_firmware,
		.firmware = "dvb-usb-af9035-01.fw",
		.no_reconnect = 1,

		.num_adapters = 1,
		.adapter = {
		{
		.num_frontends = 1,
		.fe = {
		{
		.frontend_attach = af9035_frontend_attach,
		.tuner_attach = af9035_tuner_attach,
		.stream = {
		.type = USB_BULK,
		.count = 6,
		.endpoint = 0x84,
		.u = {
		.bulk = {
		.buffersize = (87 * 188),
		}
		}
		}
		}
		}
		}
		},

		.identify_state = af9035_identify_state,
		.read_mac_address = af9035_read_mac_address,

		.i2c_algo = &af9035_i2c_algo,

		.num_device_descs = 1,
		.devices = {
		{
		.name = "TerraTec Cinergy T Stick",
		.cold_ids = {
		&af9035_id[AF9035_0CCD_0093],
		},
		},
		}
		},
		};

		static int af9035_usb_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
		{
		int ret, i;
		struct dvb_usb_device *d = NULL;
		struct usb_device *udev;
		bool found;

		pr_debug("%s: interface=%d\n", __func__,
		intf->cur_altsetting->desc.bInterfaceNumber);

		/* interface 0 is used by DVB-T receiver and
		interface 1 is for remote controller (HID) */
		if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
		return 0;

		/* Dynamic USB ID support. Replaces first device ID with current one. */
		udev = interface_to_usbdev(intf);

		for (i = 0, found = false; i < ARRAY_SIZE(af9035_id) - 1; i++) {
		if (af9035_id[i].idVendor ==
		le16_to_cpu(udev->descriptor.idVendor) &&
		af9035_id[i].idProduct ==
		le16_to_cpu(udev->descriptor.idProduct)) {
		found = true;
		break;
		}
		}

		if (!found) {
		pr_debug("%s: using dynamic ID %04x:%04x\n", __func__,
		le16_to_cpu(udev->descriptor.idVendor),
		le16_to_cpu(udev->descriptor.idProduct));
		af9035_properties[0].devices[0].cold_ids[0]->idVendor =
		le16_to_cpu(udev->descriptor.idVendor);
		af9035_properties[0].devices[0].cold_ids[0]->idProduct =
		le16_to_cpu(udev->descriptor.idProduct);
		}


		for (i = 0; i < af9035_properties_count; i++) {
		ret = dvb_usb_device_init(intf, &af9035_properties[i],
		THIS_MODULE, &d, adapter_nr);

		if (ret == -ENODEV)
		continue;
		else
		break;
		}

		if (ret < 0)
		goto err;

		if (d) {
		ret = af9035_init(d);
		if (ret < 0)
		goto err;
		}

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		/* usb specific object needed to register this driver with the usb subsystem */
		static struct usb_driver af9035_usb_driver = {
		.name = "dvb_usb_af9035",
		.probe = af9035_usb_probe,
		.disconnect = dvb_usb_device_exit,
		.id_table = af9035_id,
		};

		/* module stuff */
		static int __init af9035_usb_module_init(void)
		{
		int ret;

		ret = usb_register(&af9035_usb_driver);
		if (ret < 0)
		goto err;

		return 0;

		err:
		pr_debug("%s: failed=%d\n", __func__, ret);

		return ret;
		}

		static void __exit af9035_usb_module_exit(void)
		{
		/* deregister this driver from the USB subsystem */
		usb_deregister(&af9035_usb_driver);
		}

		module_init(af9035_usb_module_init);
		module_exit(af9035_usb_module_exit);

		MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
		MODULE_DESCRIPTION("Afatech AF9035 driver");
		MODULE_LICENSE("GPL");

drivers/media/dvb/dvb-usb/af9035.h

0 → 100644

+102 −0

Original line number	Diff line number	Diff line
		/*
		* Afatech AF9035 DVB USB driver
		*
		* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
		* Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
		*
		* 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; either version 2 of the License, or
		* (at your option) any later version.
		*
		* 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.
		*
		* You should have received a copy of the GNU General Public License along
		* with this program; if not, write to the Free Software Foundation, Inc.,
		* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
		*/

		#ifndef AF9035_H
		#define AF9035_H

		#include "dvb-usb.h"

		struct reg_val {
		u32 reg;
		u8 val;
		};

		struct reg_val_mask {
		u32 reg;
		u8 val;
		u8 mask;
		};

		struct usb_req {
		u8 cmd;
		u8 mbox;
		u8 wlen;
		u8 *wbuf;
		u8 rlen;
		u8 *rbuf;
		};

		struct config {
		bool dual_mode;
		};

		struct fw_segment {
		#define SEGMENT_FW_DL 0
		#define SEGMENT_ROM_COPY 1
		#define SEGMENT_DIRECT_CMD 2
		u8 type;
		u32 len;
		};

		struct fw_header {
		#define SEGMENT_MAX_COUNT 6
		u8 segment_count;
		struct fw_segment segment[SEGMENT_MAX_COUNT];
		};

		u32 clock_lut[] = {
		20480000, /* FPGA */
		16384000, /* 16.38 MHz */
		20480000, /* 20.48 MHz */
		36000000, /* 36.00 MHz */
		30000000, /* 30.00 MHz */
		26000000, /* 26.00 MHz */
		28000000, /* 28.00 MHz */
		32000000, /* 32.00 MHz */
		34000000, /* 34.00 MHz */
		24000000, /* 24.00 MHz */
		22000000, /* 22.00 MHz */
		12000000, /* 12.00 MHz */
		};

		/* EEPROM locations */
		#define EEPROM_IR_MODE 0x430d
		#define EEPROM_DUAL_MODE 0x4326
		#define EEPROM_IR_TYPE 0x4329
		#define EEPROM_1_IFFREQ_L 0x432d
		#define EEPROM_1_IFFREQ_H 0x432e
		#define EEPROM_1_TUNER_ID 0x4331
		#define EEPROM_2_IFFREQ_L 0x433d
		#define EEPROM_2_IFFREQ_H 0x433e
		#define EEPROM_2_TUNER_ID 0x4341

		/* USB commands */
		#define CMD_MEM_RD 0x00
		#define CMD_MEM_WR 0x01
		#define CMD_I2C_RD 0x02
		#define CMD_I2C_WR 0x03
		#define CMD_FW_DL 0x21
		#define CMD_FW_QUERYINFO 0x22
		#define CMD_FW_BOOT 0x23
		#define CMD_FW_DL_BEGIN 0x24
		#define CMD_FW_DL_END 0x25

		#endif

drivers/media/dvb/dvb-usb/dvb-usb-ids.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -152,6 +152,7 @@
		#define USB_PID_KWORLD_VSTREAM_WARM 0x17df
		#define USB_PID_TERRATEC_CINERGY_T_USB_XE 0x0055
		#define USB_PID_TERRATEC_CINERGY_T_USB_XE_REV2 0x0069
		#define USB_PID_TERRATEC_CINERGY_T_STICK 0x0093
		#define USB_PID_TERRATEC_CINERGY_T_STICK_RC 0x0097
		#define USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC 0x0099
		#define USB_PID_TWINHAN_VP7041_COLD 0x3201