2 * DVB USB Linux driver for Alcor Micro AU6610 DVB-T USB2.0.
4 * Copyright (C) 2006 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.
25 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr
);
27 static int au6610_usb_msg(struct dvb_usb_device
*d
, u8 operation
, u8 addr
,
28 u8
*wbuf
, u16 wlen
, u8
*rbuf
, u16 rlen
)
35 * allocate enough for all known requests,
36 * read returns 5 and write 6 bytes
38 usb_buf
= kmalloc(6, GFP_KERNEL
);
51 pr_err("%s: wlen = %d, aborting\n", KBUILD_MODNAME
, wlen
);
56 ret
= usb_control_msg(d
->udev
, usb_rcvctrlpipe(d
->udev
, 0), operation
,
57 USB_TYPE_VENDOR
|USB_DIR_IN
, addr
<< 1, index
,
58 usb_buf
, 6, AU6610_USB_TIMEOUT
);
63 case AU6610_REQ_I2C_READ
:
64 case AU6610_REQ_USB_READ
:
65 /* requested value is always 5th byte in buffer */
73 static int au6610_i2c_msg(struct dvb_usb_device
*d
, u8 addr
,
74 u8
*wbuf
, u16 wlen
, u8
*rbuf
, u16 rlen
)
77 u8 wo
= (rbuf
== NULL
|| rlen
== 0); /* write-only */
80 request
= AU6610_REQ_I2C_WRITE
;
82 request
= AU6610_REQ_I2C_READ
;
85 return au6610_usb_msg(d
, request
, addr
, wbuf
, wlen
, rbuf
, rlen
);
90 static int au6610_i2c_xfer(struct i2c_adapter
*adap
, struct i2c_msg msg
[],
93 struct dvb_usb_device
*d
= i2c_get_adapdata(adap
);
99 if (mutex_lock_interruptible(&d
->i2c_mutex
) < 0)
102 for (i
= 0; i
< num
; i
++) {
103 /* write/read request */
104 if (i
+1 < num
&& (msg
[i
+1].flags
& I2C_M_RD
)) {
105 if (au6610_i2c_msg(d
, msg
[i
].addr
, msg
[i
].buf
,
106 msg
[i
].len
, msg
[i
+1].buf
,
110 } else if (au6610_i2c_msg(d
, msg
[i
].addr
, msg
[i
].buf
,
111 msg
[i
].len
, NULL
, 0) < 0)
115 mutex_unlock(&d
->i2c_mutex
);
120 static u32
au6610_i2c_func(struct i2c_adapter
*adapter
)
125 static struct i2c_algorithm au6610_i2c_algo
= {
126 .master_xfer
= au6610_i2c_xfer
,
127 .functionality
= au6610_i2c_func
,
130 /* Callbacks for DVB USB */
131 static struct zl10353_config au6610_zl10353_config
= {
132 .demod_address
= 0x0f,
137 static int au6610_zl10353_frontend_attach(struct dvb_usb_adapter
*adap
)
139 adap
->fe
[0] = dvb_attach(zl10353_attach
, &au6610_zl10353_config
,
140 &adap_to_d(adap
)->i2c_adap
);
141 if (adap
->fe
[0] == NULL
)
147 static struct qt1010_config au6610_qt1010_config
= {
151 static int au6610_qt1010_tuner_attach(struct dvb_usb_adapter
*adap
)
153 return dvb_attach(qt1010_attach
, adap
->fe
[0],
154 &adap_to_d(adap
)->i2c_adap
,
155 &au6610_qt1010_config
) == NULL
? -ENODEV
: 0;
158 static int au6610_init(struct dvb_usb_device
*d
)
160 /* TODO: this functionality belongs likely to the streaming control */
161 /* bInterfaceNumber 0, bAlternateSetting 5 */
162 return usb_set_interface(d
->udev
, 0, 5);
165 static struct dvb_usb_device_properties au6610_props
= {
166 .driver_name
= KBUILD_MODNAME
,
167 .owner
= THIS_MODULE
,
168 .adapter_nr
= adapter_nr
,
170 .i2c_algo
= &au6610_i2c_algo
,
171 .frontend_attach
= au6610_zl10353_frontend_attach
,
172 .tuner_attach
= au6610_qt1010_tuner_attach
,
178 .stream
= DVB_USB_STREAM_ISOC(0x82, 5, 40, 942, 1),
183 static const struct usb_device_id au6610_id_table
[] = {
184 { DVB_USB_DEVICE(USB_VID_ALCOR_MICRO
, USB_PID_SIGMATEK_DVB_110
,
185 &au6610_props
, "Sigmatek DVB-110", NULL
) },
188 MODULE_DEVICE_TABLE(usb
, au6610_id_table
);
190 static struct usb_driver au6610_driver
= {
191 .name
= KBUILD_MODNAME
,
192 .id_table
= au6610_id_table
,
193 .probe
= dvb_usbv2_probe
,
194 .disconnect
= dvb_usbv2_disconnect
,
195 .suspend
= dvb_usbv2_suspend
,
196 .resume
= dvb_usbv2_resume
,
201 module_usb_driver(au6610_driver
);
203 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
204 MODULE_DESCRIPTION("Driver for Alcor Micro AU6610 DVB-T USB2.0");
205 MODULE_VERSION("0.1");
206 MODULE_LICENSE("GPL");