2 * DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver
4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 static int dvb_usb_ce6230_debug;
28 module_param_named(debug, dvb_usb_ce6230_debug, int, 0644);
29 MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS);
30 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
32 static struct zl10353_config ce6230_zl10353_config;
34 static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req)
52 requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
57 requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
60 err("unknown command:%02x", req->cmd);
65 buf = kmalloc(req->data_len, GFP_KERNEL);
71 if (requesttype == (USB_TYPE_VENDOR | USB_DIR_OUT)) {
73 memcpy(buf, req->data, req->data_len);
74 pipe = usb_sndctrlpipe(udev, 0);
77 pipe = usb_rcvctrlpipe(udev, 0);
80 msleep(1); /* avoid I2C errors */
82 ret = usb_control_msg(udev, pipe, request, requesttype, value, index,
83 buf, req->data_len, CE6230_USB_TIMEOUT);
85 ce6230_debug_dump(request, requesttype, value, index, buf,
86 req->data_len, deb_xfer);
89 deb_info("%s: usb_control_msg failed:%d\n", __func__, ret);
93 /* read request, copy returned data to return buf */
94 if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
95 memcpy(req->data, buf, req->data_len);
102 static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct req_t *req)
104 return ce6230_rw_udev(d->udev, req);
108 static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
111 struct dvb_usb_device *d = i2c_get_adapdata(adap);
115 memset(&req, 0, sizeof(req));
120 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
124 if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) {
126 ce6230_zl10353_config.demod_address) {
127 req.cmd = DEMOD_READ;
128 req.value = msg[i].addr >> 1;
129 req.index = msg[i].buf[0];
130 req.data_len = msg[i+1].len;
131 req.data = &msg[i+1].buf[0];
132 ret = ce6230_ctrl_msg(d, &req);
134 err("i2c read not implemented");
140 ce6230_zl10353_config.demod_address) {
141 req.cmd = DEMOD_WRITE;
142 req.value = msg[i].addr >> 1;
143 req.index = msg[i].buf[0];
144 req.data_len = msg[i].len-1;
145 req.data = &msg[i].buf[1];
146 ret = ce6230_ctrl_msg(d, &req);
149 req.value = 0x2000 + (msg[i].addr >> 1);
151 req.data_len = msg[i].len;
152 req.data = &msg[i].buf[0];
153 ret = ce6230_ctrl_msg(d, &req);
161 mutex_unlock(&d->i2c_mutex);
162 return ret ? ret : i;
165 static u32 ce6230_i2c_func(struct i2c_adapter *adapter)
170 static struct i2c_algorithm ce6230_i2c_algo = {
171 .master_xfer = ce6230_i2c_xfer,
172 .functionality = ce6230_i2c_func,
175 /* Callbacks for DVB USB */
176 static struct zl10353_config ce6230_zl10353_config = {
177 .demod_address = 0x1e,
186 static int ce6230_zl10353_frontend_attach(struct dvb_usb_adapter *adap)
188 deb_info("%s:\n", __func__);
189 adap->fe_adap[0].fe = dvb_attach(zl10353_attach, &ce6230_zl10353_config,
190 &adap->dev->i2c_adap);
191 if (adap->fe_adap[0].fe == NULL)
196 static struct mxl5005s_config ce6230_mxl5003s_config = {
198 .if_freq = IF_FREQ_4570000HZ,
199 .xtal_freq = CRYSTAL_FREQ_16000000HZ,
200 .agc_mode = MXL_SINGLE_AGC,
201 .tracking_filter = MXL_TF_DEFAULT,
202 .rssi_enable = MXL_RSSI_ENABLE,
203 .cap_select = MXL_CAP_SEL_ENABLE,
204 .div_out = MXL_DIV_OUT_4,
205 .clock_out = MXL_CLOCK_OUT_DISABLE,
206 .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
207 .top = MXL5005S_TOP_25P2,
208 .mod_mode = MXL_DIGITAL_MODE,
209 .if_mode = MXL_ZERO_IF,
210 .AgcMasterByte = 0x00,
213 static int ce6230_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap)
216 deb_info("%s:\n", __func__);
217 ret = dvb_attach(mxl5005s_attach, adap->fe_adap[0].fe, &adap->dev->i2c_adap,
218 &ce6230_mxl5003s_config) == NULL ? -ENODEV : 0;
222 static int ce6230_power_ctrl(struct dvb_usb_device *d, int onoff)
225 deb_info("%s: onoff:%d\n", __func__, onoff);
227 /* InterfaceNumber 1 / AlternateSetting 0 idle
228 InterfaceNumber 1 / AlternateSetting 1 streaming */
229 ret = usb_set_interface(d->udev, 1, onoff);
231 err("usb_set_interface failed with error:%d", ret);
236 /* DVB USB Driver stuff */
237 static struct dvb_usb_device_properties ce6230_properties;
239 static int ce6230_probe(struct usb_interface *intf,
240 const struct usb_device_id *id)
243 struct dvb_usb_device *d = NULL;
245 deb_info("%s: interface:%d\n", __func__,
246 intf->cur_altsetting->desc.bInterfaceNumber);
248 if (intf->cur_altsetting->desc.bInterfaceNumber == 1) {
249 ret = dvb_usb_device_init(intf, &ce6230_properties, THIS_MODULE,
252 err("init failed with error:%d\n", ret);
258 static struct usb_device_id ce6230_table[] = {
259 { USB_DEVICE(USB_VID_INTEL, USB_PID_INTEL_CE9500) },
260 { USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A310) },
261 { } /* Terminating entry */
263 MODULE_DEVICE_TABLE(usb, ce6230_table);
265 static struct dvb_usb_device_properties ce6230_properties = {
266 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
268 .usb_ctrl = DEVICE_SPECIFIC,
278 .frontend_attach = ce6230_zl10353_frontend_attach,
279 .tuner_attach = ce6230_mxl5003s_tuner_attach,
286 .buffersize = (16*512),
294 .power_ctrl = ce6230_power_ctrl,
296 .i2c_algo = &ce6230_i2c_algo,
298 .num_device_descs = 2,
301 .name = "Intel CE9500 reference design",
303 .warm_ids = {&ce6230_table[0], NULL},
306 .name = "AVerMedia A310 USB 2.0 DVB-T tuner",
308 .warm_ids = {&ce6230_table[1], NULL},
313 static struct usb_driver ce6230_driver = {
314 .name = "dvb_usb_ce6230",
315 .probe = ce6230_probe,
316 .disconnect = dvb_usb_device_exit,
317 .id_table = ce6230_table,
320 module_usb_driver(ce6230_driver);
322 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
323 MODULE_DESCRIPTION("Driver for Intel CE6230 DVB-T USB2.0");
324 MODULE_LICENSE("GPL");