V4L/DVB (11216): Add driver for Intel CE6230 DVB-T USB2.0 (eebb876b) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/media/dvb/dvb-usb/Kconfig

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Original line number	Diff line number	Diff line
		@@ -304,3 +304,11 @@ config DVB_USB_AF9015
		select MEDIA_TUNER_MC44S803 if !MEDIA_TUNER_CUSTOMISE
		help
		Say Y here to support the Afatech AF9015 based DVB-T USB2.0 receiver

		config DVB_USB_CE6230
		tristate "Intel CE6230 DVB-T USB2.0 support"
		depends on DVB_USB && EXPERIMENTAL
		select DVB_ZL10353
		select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMIZE
		help
		Say Y here to support the Intel CE6230 DVB-T USB2.0 receiver

drivers/media/dvb/dvb-usb/Makefile

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		@@ -76,6 +76,8 @@ obj-$(CONFIG_DVB_USB_AF9015) += dvb-usb-af9015.o
		dvb-usb-cinergyT2-objs = cinergyT2-core.o cinergyT2-fe.o
		obj-$(CONFIG_DVB_USB_CINERGY_T2) += dvb-usb-cinergyT2.o

		dvb-usb-ce6230-objs = ce6230.o
		obj-$(CONFIG_DVB_USB_CE6230) += dvb-usb-ce6230.o

		EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/
		# due to tuner-xc3028

drivers/media/dvb/dvb-usb/ce6230.c

0 → 100644

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		/*
		* DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver
		*
		* Copyright (C) 2009 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., 675 Mass Ave, Cambridge, MA 02139, USA.
		*
		*/

		#include "ce6230.h"
		#include "zl10353.h"
		#include "mxl5005s.h"

		/* debug */
		static int dvb_usb_ce6230_debug;
		module_param_named(debug, dvb_usb_ce6230_debug, int, 0644);
		MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS);
		DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

		static struct zl10353_config ce6230_zl10353_config;

		static int ce6230_rw_udev(struct usb_device udev, struct req_t req)
		{
		int ret;
		unsigned int pipe;
		u8 request;
		u8 requesttype;
		u16 value;
		u16 index;
		u8 buf[req->data_len];

		request = req->cmd;
		value = req->value;
		index = req->index;

		switch (req->cmd) {
		case I2C_READ:
		case DEMOD_READ:
		case REG_READ:
		requesttype = (USB_TYPE_VENDOR \| USB_DIR_IN);
		break;
		case I2C_WRITE:
		case DEMOD_WRITE:
		case REG_WRITE:
		requesttype = (USB_TYPE_VENDOR \| USB_DIR_OUT);
		break;
		default:
		err("unknown command:%02x", req->cmd);
		ret = -EPERM;
		goto error;
		}

		if (requesttype == (USB_TYPE_VENDOR \| USB_DIR_OUT)) {
		/* write */
		memcpy(buf, req->data, req->data_len);
		pipe = usb_sndctrlpipe(udev, 0);
		} else {
		/* read */
		pipe = usb_rcvctrlpipe(udev, 0);
		}

		msleep(1); /* avoid I2C errors */

		ret = usb_control_msg(udev, pipe, request, requesttype, value, index,
		buf, sizeof(buf), CE6230_USB_TIMEOUT);

		ce6230_debug_dump(request, requesttype, value, index, buf,
		req->data_len, deb_xfer);

		if (ret < 0)
		deb_info("%s: usb_control_msg failed:%d\n", __func__, ret);
		else
		ret = 0;

		/* read request, copy returned data to return buf */
		if (!ret && requesttype == (USB_TYPE_VENDOR \| USB_DIR_IN))
		memcpy(req->data, buf, req->data_len);

		error:
		return ret;
		}

		static int ce6230_ctrl_msg(struct dvb_usb_device d, struct req_t req)
		{
		return ce6230_rw_udev(d->udev, req);
		}

		/* I2C */
		static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
		int num)
		{
		struct dvb_usb_device *d = i2c_get_adapdata(adap);
		int i = 0;
		struct req_t req;
		int ret;
		memset(&req, 0, sizeof(&req));

		if (num > 2)
		return -EINVAL;

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

		while (i < num) {
		if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) {
		if (msg[i].addr ==
		ce6230_zl10353_config.demod_address) {
		req.cmd = DEMOD_READ;
		req.value = msg[i].addr >> 1;
		req.index = msg[i].buf[0];
		req.data_len = msg[i+1].len;
		req.data = &msg[i+1].buf[0];
		ret = ce6230_ctrl_msg(d, &req);
		} else {
		err("i2c read not implemented");
		ret = -EPERM;
		}
		i += 2;
		} else {
		if (msg[i].addr ==
		ce6230_zl10353_config.demod_address) {
		req.cmd = DEMOD_WRITE;
		req.value = msg[i].addr >> 1;
		req.index = msg[i].buf[0];
		req.data_len = msg[i].len-1;
		req.data = &msg[i].buf[1];
		ret = ce6230_ctrl_msg(d, &req);
		} else {
		req.cmd = I2C_WRITE;
		req.value = 0x2000 + (msg[i].addr >> 1);
		req.index = 0x0000;
		req.data_len = msg[i].len;
		req.data = &msg[i].buf[0];
		ret = ce6230_ctrl_msg(d, &req);
		}
		i += 1;
		}
		if (ret)
		break;
		}

		mutex_unlock(&d->i2c_mutex);
		return ret ? ret : i;
		}

		static u32 ce6230_i2c_func(struct i2c_adapter *adapter)
		{
		return I2C_FUNC_I2C;
		}

		static struct i2c_algorithm ce6230_i2c_algo = {
		.master_xfer = ce6230_i2c_xfer,
		.functionality = ce6230_i2c_func,
		};

		/* Callbacks for DVB USB */
		static struct zl10353_config ce6230_zl10353_config = {
		.demod_address = 0x1e,
		.adc_clock = 450000,
		.if2 = 45700,
		.no_tuner = 1,
		.parallel_ts = 1,
		.clock_ctl_1 = 0x34,
		.pll_0 = 0x0e,
		};

		static int ce6230_zl10353_frontend_attach(struct dvb_usb_adapter *adap)
		{
		deb_info("%s:\n", __func__);
		adap->fe = dvb_attach(zl10353_attach, &ce6230_zl10353_config,
		&adap->dev->i2c_adap);
		if (adap->fe == NULL)
		return -ENODEV;
		return 0;
		}

		static struct mxl5005s_config ce6230_mxl5003s_config = {
		.i2c_address = 0xc6,
		.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 int ce6230_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap)
		{
		int ret;
		deb_info("%s:\n", __func__);
		ret = dvb_attach(mxl5005s_attach, adap->fe, &adap->dev->i2c_adap,
		&ce6230_mxl5003s_config) == NULL ? -ENODEV : 0;
		return ret;
		}

		static int ce6230_power_ctrl(struct dvb_usb_device *d, int onoff)
		{
		int ret;
		deb_info("%s: onoff:%d\n", __func__, onoff);

		/* InterfaceNumber 1 / AlternateSetting 0 idle
		InterfaceNumber 1 / AlternateSetting 1 streaming */
		ret = usb_set_interface(d->udev, 1, onoff);
		if (ret)
		err("usb_set_interface failed with error:%d", ret);

		return ret;
		}

		/* DVB USB Driver stuff */
		static struct dvb_usb_device_properties ce6230_properties;

		static int ce6230_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
		{
		int ret = 0;
		struct dvb_usb_device *d = NULL;

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

		if (intf->cur_altsetting->desc.bInterfaceNumber == 1) {
		ret = dvb_usb_device_init(intf, &ce6230_properties, THIS_MODULE,
		&d, adapter_nr);
		if (ret)
		err("init failed with error:%d\n", ret);
		}

		return ret;
		}

		static struct usb_device_id ce6230_table[] = {
		{ USB_DEVICE(USB_VID_INTEL, USB_PID_INTEL_CE9500) },
		{ } /* Terminating entry */
		};
		MODULE_DEVICE_TABLE(usb, ce6230_table);

		static struct dvb_usb_device_properties ce6230_properties = {
		.caps = DVB_USB_IS_AN_I2C_ADAPTER,

		.usb_ctrl = DEVICE_SPECIFIC,
		.no_reconnect = 1,

		.size_of_priv = 0,

		.num_adapters = 1,
		.adapter = {
		{
		.frontend_attach = ce6230_zl10353_frontend_attach,
		.tuner_attach = ce6230_mxl5003s_tuner_attach,
		.stream = {
		.type = USB_BULK,
		.count = 6,
		.endpoint = 0x82,
		.u = {
		.bulk = {
		.buffersize = 512,
		}
		}
		},
		}
		},

		.power_ctrl = ce6230_power_ctrl,

		.i2c_algo = &ce6230_i2c_algo,

		.num_device_descs = 1,
		.devices = {
		{
		.name = "Intel CE9500 reference design",
		.cold_ids = {NULL},
		.warm_ids = {&ce6230_table[0], NULL},
		},
		}
		};

		static struct usb_driver ce6230_driver = {
		.name = "dvb_usb_ce6230",
		.probe = ce6230_probe,
		.disconnect = dvb_usb_device_exit,
		.id_table = ce6230_table,
		};

		/* module stuff */
		static int __init ce6230_module_init(void)
		{
		int ret;
		deb_info("%s:\n", __func__);
		ret = usb_register(&ce6230_driver);
		if (ret)
		err("usb_register failed with error:%d", ret);

		return ret;
		}

		static void __exit ce6230_module_exit(void)
		{
		deb_info("%s:\n", __func__);
		/* deregister this driver from the USB subsystem */
		usb_deregister(&ce6230_driver);
		}

		module_init(ce6230_module_init);
		module_exit(ce6230_module_exit);

		MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
		MODULE_DESCRIPTION("Driver for Intel CE6230 DVB-T USB2.0");
		MODULE_LICENSE("GPL");

drivers/media/dvb/dvb-usb/ce6230.h

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		/*
		* DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver
		*
		* Copyright (C) 2009 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., 675 Mass Ave, Cambridge, MA 02139, USA.
		*
		*/

		#ifndef _DVB_USB_CE6230_H_
		#define _DVB_USB_CE6230_H_

		#define DVB_USB_LOG_PREFIX "ce6230"
		#include "dvb-usb.h"

		#define deb_info(args...) dprintk(dvb_usb_ce6230_debug, 0x01, args)
		#define deb_rc(args...) dprintk(dvb_usb_ce6230_debug, 0x02, args)
		#define deb_xfer(args...) dprintk(dvb_usb_ce6230_debug, 0x04, args)
		#define deb_reg(args...) dprintk(dvb_usb_ce6230_debug, 0x08, args)
		#define deb_i2c(args...) dprintk(dvb_usb_ce6230_debug, 0x10, args)
		#define deb_fw(args...) dprintk(dvb_usb_ce6230_debug, 0x20, args)

		#define ce6230_debug_dump(r, t, v, i, b, l, func) { \
		int loop_; \
		func("%02x %02x %02x %02x %02x %02x %02x %02x", \
		t, r, v & 0xff, v >> 8, i & 0xff, i >> 8, l & 0xff, l >> 8); \
		if (t == (USB_TYPE_VENDOR \| USB_DIR_OUT)) \
		func(" >>> "); \
		else \
		func(" <<< "); \
		for (loop_ = 0; loop_ < l; loop_++) \
		func("%02x ", b[loop_]); \
		func("\n");\
		}

		#define CE6230_USB_TIMEOUT 1000

		struct req_t {
		u8 cmd; /* [1] */
		u16 value; /* [2\|3] */
		u16 index; /* [4\|5] */
		u16 data_len; /* [6\|7] */
		u8 *data;
		};

		enum ce6230_cmd {
		CONFIG_READ = 0xd0, /* rd 0 (unclear) */
		UNKNOWN_WRITE = 0xc7, /* wr 7 (unclear) */
		I2C_READ = 0xd9, /* rd 9 (unclear) */
		I2C_WRITE = 0xca, /* wr a */
		DEMOD_READ = 0xdb, /* rd b */
		DEMOD_WRITE = 0xcc, /* wr c */
		REG_READ = 0xde, /* rd e */
		REG_WRITE = 0xcf, /* wr f */
		};

		#endif

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

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Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@
		#define USB_VID_HANFTEK 0x15f4
		#define USB_VID_HAUPPAUGE 0x2040
		#define USB_VID_HYPER_PALTEK 0x1025
		#define USB_VID_INTEL 0x8086
		#define USB_VID_KWORLD 0xeb2a
		#define USB_VID_KWORLD_2 0x1b80
		#define USB_VID_KYE 0x0458
		@@ -96,6 +97,7 @@
		#define USB_PID_UNIWILL_STK7700P 0x6003
		#define USB_PID_GRANDTEC_DVBT_USB_COLD 0x0fa0
		#define USB_PID_GRANDTEC_DVBT_USB_WARM 0x0fa1
		#define USB_PID_INTEL_CE9500 0x9500
		#define USB_PID_KWORLD_399U 0xe399
		#define USB_PID_KWORLD_395U 0xe396
		#define USB_PID_KWORLD_395U_2 0xe39b