2 * Realtek RTL28xxU DVB USB driver
4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
5 * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
6 * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 static int rtl28xxu_disable_rc
;
26 module_param_named(disable_rc
, rtl28xxu_disable_rc
, int, 0644);
27 MODULE_PARM_DESC(disable_rc
, "disable RTL2832U remote controller");
28 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr
);
30 static int rtl28xxu_ctrl_msg(struct dvb_usb_device
*d
, struct rtl28xxu_req
*req
)
32 struct rtl28xxu_dev
*dev
= d
->priv
;
37 if (req
->index
& CMD_WR_FLAG
) {
39 memcpy(dev
->buf
, req
->data
, req
->size
);
40 requesttype
= (USB_TYPE_VENDOR
| USB_DIR_OUT
);
41 pipe
= usb_sndctrlpipe(d
->udev
, 0);
44 requesttype
= (USB_TYPE_VENDOR
| USB_DIR_IN
);
45 pipe
= usb_rcvctrlpipe(d
->udev
, 0);
48 ret
= usb_control_msg(d
->udev
, pipe
, 0, requesttype
, req
->value
,
49 req
->index
, dev
->buf
, req
->size
, 1000);
50 dvb_usb_dbg_usb_control_msg(d
->udev
, 0, requesttype
, req
->value
,
51 req
->index
, dev
->buf
, req
->size
);
55 /* read request, copy returned data to return buf */
56 if (requesttype
== (USB_TYPE_VENDOR
| USB_DIR_IN
))
57 memcpy(req
->data
, dev
->buf
, req
->size
);
61 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
65 static int rtl28xxu_wr_regs(struct dvb_usb_device
*d
, u16 reg
, u8
*val
, int len
)
67 struct rtl28xxu_req req
;
70 req
.index
= CMD_USB_WR
;
71 else if (reg
< 0x4000)
72 req
.index
= CMD_SYS_WR
;
74 req
.index
= CMD_IR_WR
;
80 return rtl28xxu_ctrl_msg(d
, &req
);
83 static int rtl28xxu_rd_regs(struct dvb_usb_device
*d
, u16 reg
, u8
*val
, int len
)
85 struct rtl28xxu_req req
;
88 req
.index
= CMD_USB_RD
;
89 else if (reg
< 0x4000)
90 req
.index
= CMD_SYS_RD
;
92 req
.index
= CMD_IR_RD
;
98 return rtl28xxu_ctrl_msg(d
, &req
);
101 static int rtl28xxu_wr_reg(struct dvb_usb_device
*d
, u16 reg
, u8 val
)
103 return rtl28xxu_wr_regs(d
, reg
, &val
, 1);
106 static int rtl28xxu_rd_reg(struct dvb_usb_device
*d
, u16 reg
, u8
*val
)
108 return rtl28xxu_rd_regs(d
, reg
, val
, 1);
111 static int rtl28xxu_wr_reg_mask(struct dvb_usb_device
*d
, u16 reg
, u8 val
,
117 /* no need for read if whole reg is written */
119 ret
= rtl28xxu_rd_reg(d
, reg
, &tmp
);
128 return rtl28xxu_wr_reg(d
, reg
, val
);
132 static int rtl28xxu_i2c_xfer(struct i2c_adapter
*adap
, struct i2c_msg msg
[],
136 struct dvb_usb_device
*d
= i2c_get_adapdata(adap
);
137 struct rtl28xxu_dev
*dev
= d
->priv
;
138 struct rtl28xxu_req req
;
141 * It is not known which are real I2C bus xfer limits, but testing
142 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
143 * TODO: find out RTL2832U lens
147 * I2C adapter logic looks rather complicated due to fact it handles
148 * three different access methods. Those methods are;
149 * 1) integrated demod access
153 * Used method is selected in order 1, 2, 3. Method 3 can handle all
154 * requests but there is two reasons why not use it always;
155 * 1) It is most expensive, usually two USB messages are needed
156 * 2) At least RTL2831U does not support it
158 * Method 3 is needed in case of I2C write+read (typical register read)
159 * where write is more than one byte.
162 if (mutex_lock_interruptible(&d
->i2c_mutex
) < 0)
165 if (num
== 2 && !(msg
[0].flags
& I2C_M_RD
) &&
166 (msg
[1].flags
& I2C_M_RD
)) {
167 if (msg
[0].len
> 24 || msg
[1].len
> 24) {
168 /* TODO: check msg[0].len max */
170 goto err_mutex_unlock
;
171 } else if (msg
[0].addr
== 0x10) {
172 /* method 1 - integrated demod */
173 req
.value
= (msg
[0].buf
[0] << 8) | (msg
[0].addr
<< 1);
174 req
.index
= CMD_DEMOD_RD
| dev
->page
;
175 req
.size
= msg
[1].len
;
176 req
.data
= &msg
[1].buf
[0];
177 ret
= rtl28xxu_ctrl_msg(d
, &req
);
178 } else if (msg
[0].len
< 2) {
179 /* method 2 - old I2C */
180 req
.value
= (msg
[0].buf
[0] << 8) | (msg
[0].addr
<< 1);
181 req
.index
= CMD_I2C_RD
;
182 req
.size
= msg
[1].len
;
183 req
.data
= &msg
[1].buf
[0];
184 ret
= rtl28xxu_ctrl_msg(d
, &req
);
186 /* method 3 - new I2C */
187 req
.value
= (msg
[0].addr
<< 1);
188 req
.index
= CMD_I2C_DA_WR
;
189 req
.size
= msg
[0].len
;
190 req
.data
= msg
[0].buf
;
191 ret
= rtl28xxu_ctrl_msg(d
, &req
);
193 goto err_mutex_unlock
;
195 req
.value
= (msg
[0].addr
<< 1);
196 req
.index
= CMD_I2C_DA_RD
;
197 req
.size
= msg
[1].len
;
198 req
.data
= msg
[1].buf
;
199 ret
= rtl28xxu_ctrl_msg(d
, &req
);
201 } else if (num
== 1 && !(msg
[0].flags
& I2C_M_RD
)) {
202 if (msg
[0].len
> 22) {
203 /* TODO: check msg[0].len max */
205 goto err_mutex_unlock
;
206 } else if (msg
[0].addr
== 0x10) {
207 /* method 1 - integrated demod */
208 if (msg
[0].buf
[0] == 0x00) {
209 /* save demod page for later demod access */
210 dev
->page
= msg
[0].buf
[1];
213 req
.value
= (msg
[0].buf
[0] << 8) |
215 req
.index
= CMD_DEMOD_WR
| dev
->page
;
216 req
.size
= msg
[0].len
-1;
217 req
.data
= &msg
[0].buf
[1];
218 ret
= rtl28xxu_ctrl_msg(d
, &req
);
220 } else if (msg
[0].len
< 23) {
221 /* method 2 - old I2C */
222 req
.value
= (msg
[0].buf
[0] << 8) | (msg
[0].addr
<< 1);
223 req
.index
= CMD_I2C_WR
;
224 req
.size
= msg
[0].len
-1;
225 req
.data
= &msg
[0].buf
[1];
226 ret
= rtl28xxu_ctrl_msg(d
, &req
);
228 /* method 3 - new I2C */
229 req
.value
= (msg
[0].addr
<< 1);
230 req
.index
= CMD_I2C_DA_WR
;
231 req
.size
= msg
[0].len
;
232 req
.data
= msg
[0].buf
;
233 ret
= rtl28xxu_ctrl_msg(d
, &req
);
240 mutex_unlock(&d
->i2c_mutex
);
242 return ret
? ret
: num
;
245 static u32
rtl28xxu_i2c_func(struct i2c_adapter
*adapter
)
250 static struct i2c_algorithm rtl28xxu_i2c_algo
= {
251 .master_xfer
= rtl28xxu_i2c_xfer
,
252 .functionality
= rtl28xxu_i2c_func
,
255 static int rtl2831u_read_config(struct dvb_usb_device
*d
)
257 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
260 /* open RTL2831U/RTL2830 I2C gate */
261 struct rtl28xxu_req req_gate_open
= {0x0120, 0x0011, 0x0001, "\x08"};
263 struct rtl28xxu_req req_mt2060
= {0x00c0, CMD_I2C_RD
, 1, buf
};
264 struct rtl28xxu_req req_qt1010
= {0x0fc4, CMD_I2C_RD
, 1, buf
};
266 dev_dbg(&d
->intf
->dev
, "\n");
270 * =========================================================
271 * GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
272 * GPIO2 | LED | 0 off | 1 on |
273 * GPIO4 | tuner#1 | 0 on | 1 off | MT2060
277 ret
= rtl28xxu_wr_reg(d
, SYS_GPIO_DIR
, 0x0a);
281 /* enable as output GPIO0, GPIO2, GPIO4 */
282 ret
= rtl28xxu_wr_reg(d
, SYS_GPIO_OUT_EN
, 0x15);
287 * Probe used tuner. We need to know used tuner before demod attach
288 * since there is some demod params needed to set according to tuner.
291 /* demod needs some time to wake up */
294 dev
->tuner_name
= "NONE";
296 /* open demod I2C gate */
297 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_open
);
301 /* check QT1010 ID(?) register; reg=0f val=2c */
302 ret
= rtl28xxu_ctrl_msg(d
, &req_qt1010
);
303 if (ret
== 0 && buf
[0] == 0x2c) {
304 dev
->tuner
= TUNER_RTL2830_QT1010
;
305 dev
->tuner_name
= "QT1010";
309 /* open demod I2C gate */
310 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_open
);
314 /* check MT2060 ID register; reg=00 val=63 */
315 ret
= rtl28xxu_ctrl_msg(d
, &req_mt2060
);
316 if (ret
== 0 && buf
[0] == 0x63) {
317 dev
->tuner
= TUNER_RTL2830_MT2060
;
318 dev
->tuner_name
= "MT2060";
322 /* assume MXL5005S */
323 dev
->tuner
= TUNER_RTL2830_MXL5005S
;
324 dev
->tuner_name
= "MXL5005S";
328 dev_dbg(&d
->intf
->dev
, "tuner=%s\n", dev
->tuner_name
);
332 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
336 static int rtl2832u_read_config(struct dvb_usb_device
*d
)
338 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
341 /* open RTL2832U/RTL2832 I2C gate */
342 struct rtl28xxu_req req_gate_open
= {0x0120, 0x0011, 0x0001, "\x18"};
343 /* close RTL2832U/RTL2832 I2C gate */
344 struct rtl28xxu_req req_gate_close
= {0x0120, 0x0011, 0x0001, "\x10"};
346 struct rtl28xxu_req req_fc0012
= {0x00c6, CMD_I2C_RD
, 1, buf
};
347 struct rtl28xxu_req req_fc0013
= {0x00c6, CMD_I2C_RD
, 1, buf
};
348 struct rtl28xxu_req req_mt2266
= {0x00c0, CMD_I2C_RD
, 1, buf
};
349 struct rtl28xxu_req req_fc2580
= {0x01ac, CMD_I2C_RD
, 1, buf
};
350 struct rtl28xxu_req req_mt2063
= {0x00c0, CMD_I2C_RD
, 1, buf
};
351 struct rtl28xxu_req req_max3543
= {0x00c0, CMD_I2C_RD
, 1, buf
};
352 struct rtl28xxu_req req_tua9001
= {0x7ec0, CMD_I2C_RD
, 2, buf
};
353 struct rtl28xxu_req req_mxl5007t
= {0xd9c0, CMD_I2C_RD
, 1, buf
};
354 struct rtl28xxu_req req_e4000
= {0x02c8, CMD_I2C_RD
, 1, buf
};
355 struct rtl28xxu_req req_tda18272
= {0x00c0, CMD_I2C_RD
, 2, buf
};
356 struct rtl28xxu_req req_r820t
= {0x0034, CMD_I2C_RD
, 1, buf
};
357 struct rtl28xxu_req req_r828d
= {0x0074, CMD_I2C_RD
, 1, buf
};
358 struct rtl28xxu_req req_mn88472
= {0xff38, CMD_I2C_RD
, 1, buf
};
359 struct rtl28xxu_req req_mn88473
= {0xff38, CMD_I2C_RD
, 1, buf
};
361 dev_dbg(&d
->intf
->dev
, "\n");
363 /* enable GPIO3 and GPIO6 as output */
364 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_DIR
, 0x00, 0x40);
368 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_EN
, 0x48, 0x48);
373 * Probe used tuner. We need to know used tuner before demod attach
374 * since there is some demod params needed to set according to tuner.
377 /* open demod I2C gate */
378 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_open
);
382 dev
->tuner_name
= "NONE";
384 /* check FC0012 ID register; reg=00 val=a1 */
385 ret
= rtl28xxu_ctrl_msg(d
, &req_fc0012
);
386 if (ret
== 0 && buf
[0] == 0xa1) {
387 dev
->tuner
= TUNER_RTL2832_FC0012
;
388 dev
->tuner_name
= "FC0012";
392 /* check FC0013 ID register; reg=00 val=a3 */
393 ret
= rtl28xxu_ctrl_msg(d
, &req_fc0013
);
394 if (ret
== 0 && buf
[0] == 0xa3) {
395 dev
->tuner
= TUNER_RTL2832_FC0013
;
396 dev
->tuner_name
= "FC0013";
400 /* check MT2266 ID register; reg=00 val=85 */
401 ret
= rtl28xxu_ctrl_msg(d
, &req_mt2266
);
402 if (ret
== 0 && buf
[0] == 0x85) {
403 dev
->tuner
= TUNER_RTL2832_MT2266
;
404 dev
->tuner_name
= "MT2266";
408 /* check FC2580 ID register; reg=01 val=56 */
409 ret
= rtl28xxu_ctrl_msg(d
, &req_fc2580
);
410 if (ret
== 0 && buf
[0] == 0x56) {
411 dev
->tuner
= TUNER_RTL2832_FC2580
;
412 dev
->tuner_name
= "FC2580";
416 /* check MT2063 ID register; reg=00 val=9e || 9c */
417 ret
= rtl28xxu_ctrl_msg(d
, &req_mt2063
);
418 if (ret
== 0 && (buf
[0] == 0x9e || buf
[0] == 0x9c)) {
419 dev
->tuner
= TUNER_RTL2832_MT2063
;
420 dev
->tuner_name
= "MT2063";
424 /* check MAX3543 ID register; reg=00 val=38 */
425 ret
= rtl28xxu_ctrl_msg(d
, &req_max3543
);
426 if (ret
== 0 && buf
[0] == 0x38) {
427 dev
->tuner
= TUNER_RTL2832_MAX3543
;
428 dev
->tuner_name
= "MAX3543";
432 /* check TUA9001 ID register; reg=7e val=2328 */
433 ret
= rtl28xxu_ctrl_msg(d
, &req_tua9001
);
434 if (ret
== 0 && buf
[0] == 0x23 && buf
[1] == 0x28) {
435 dev
->tuner
= TUNER_RTL2832_TUA9001
;
436 dev
->tuner_name
= "TUA9001";
440 /* check MXL5007R ID register; reg=d9 val=14 */
441 ret
= rtl28xxu_ctrl_msg(d
, &req_mxl5007t
);
442 if (ret
== 0 && buf
[0] == 0x14) {
443 dev
->tuner
= TUNER_RTL2832_MXL5007T
;
444 dev
->tuner_name
= "MXL5007T";
448 /* check E4000 ID register; reg=02 val=40 */
449 ret
= rtl28xxu_ctrl_msg(d
, &req_e4000
);
450 if (ret
== 0 && buf
[0] == 0x40) {
451 dev
->tuner
= TUNER_RTL2832_E4000
;
452 dev
->tuner_name
= "E4000";
456 /* check TDA18272 ID register; reg=00 val=c760 */
457 ret
= rtl28xxu_ctrl_msg(d
, &req_tda18272
);
458 if (ret
== 0 && (buf
[0] == 0xc7 || buf
[1] == 0x60)) {
459 dev
->tuner
= TUNER_RTL2832_TDA18272
;
460 dev
->tuner_name
= "TDA18272";
464 /* check R820T ID register; reg=00 val=69 */
465 ret
= rtl28xxu_ctrl_msg(d
, &req_r820t
);
466 if (ret
== 0 && buf
[0] == 0x69) {
467 dev
->tuner
= TUNER_RTL2832_R820T
;
468 dev
->tuner_name
= "R820T";
472 /* check R828D ID register; reg=00 val=69 */
473 ret
= rtl28xxu_ctrl_msg(d
, &req_r828d
);
474 if (ret
== 0 && buf
[0] == 0x69) {
475 dev
->tuner
= TUNER_RTL2832_R828D
;
476 dev
->tuner_name
= "R828D";
481 dev_dbg(&d
->intf
->dev
, "tuner=%s\n", dev
->tuner_name
);
483 /* probe slave demod */
484 if (dev
->tuner
== TUNER_RTL2832_R828D
) {
485 /* power on MN88472 demod on GPIO0 */
486 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, 0x01, 0x01);
490 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_DIR
, 0x00, 0x01);
494 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_EN
, 0x01, 0x01);
498 /* check MN88472 answers */
499 ret
= rtl28xxu_ctrl_msg(d
, &req_mn88472
);
500 if (ret
== 0 && buf
[0] == 0x02) {
501 dev_dbg(&d
->intf
->dev
, "MN88472 found\n");
502 dev
->slave_demod
= SLAVE_DEMOD_MN88472
;
506 ret
= rtl28xxu_ctrl_msg(d
, &req_mn88473
);
507 if (ret
== 0 && buf
[0] == 0x03) {
508 dev_dbg(&d
->intf
->dev
, "MN88473 found\n");
509 dev
->slave_demod
= SLAVE_DEMOD_MN88473
;
515 /* close demod I2C gate */
516 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_close
);
522 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
526 static int rtl28xxu_read_config(struct dvb_usb_device
*d
)
528 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
530 if (dev
->chip_id
== CHIP_ID_RTL2831U
)
531 return rtl2831u_read_config(d
);
533 return rtl2832u_read_config(d
);
536 static int rtl28xxu_identify_state(struct dvb_usb_device
*d
, const char **name
)
538 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
540 struct rtl28xxu_req req_demod_i2c
= {0x0020, CMD_I2C_DA_RD
, 0, NULL
};
542 dev_dbg(&d
->intf
->dev
, "\n");
545 * Detect chip type using I2C command that is not supported
548 ret
= rtl28xxu_ctrl_msg(d
, &req_demod_i2c
);
550 dev
->chip_id
= CHIP_ID_RTL2831U
;
551 } else if (ret
== 0) {
552 dev
->chip_id
= CHIP_ID_RTL2832U
;
554 dev_err(&d
->intf
->dev
, "chip type detection failed %d\n", ret
);
557 dev_dbg(&d
->intf
->dev
, "chip_id=%u\n", dev
->chip_id
);
561 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
565 static const struct rtl2830_platform_data rtl2830_mt2060_platform_data
= {
570 .agc_targ_val
= 0x2d,
574 static const struct rtl2830_platform_data rtl2830_qt1010_platform_data
= {
579 .agc_targ_val
= 0x2d,
582 static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data
= {
587 .agc_targ_val
= 0x3e,
590 static int rtl2831u_frontend_attach(struct dvb_usb_adapter
*adap
)
592 struct dvb_usb_device
*d
= adap_to_d(adap
);
593 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
594 struct rtl2830_platform_data
*pdata
= &dev
->rtl2830_platform_data
;
595 struct i2c_board_info board_info
;
596 struct i2c_client
*client
;
599 dev_dbg(&d
->intf
->dev
, "\n");
601 switch (dev
->tuner
) {
602 case TUNER_RTL2830_QT1010
:
603 *pdata
= rtl2830_qt1010_platform_data
;
605 case TUNER_RTL2830_MT2060
:
606 *pdata
= rtl2830_mt2060_platform_data
;
608 case TUNER_RTL2830_MXL5005S
:
609 *pdata
= rtl2830_mxl5005s_platform_data
;
612 dev_err(&d
->intf
->dev
, "unknown tuner %s\n", dev
->tuner_name
);
617 /* attach demodulator */
618 memset(&board_info
, 0, sizeof(board_info
));
619 strlcpy(board_info
.type
, "rtl2830", I2C_NAME_SIZE
);
620 board_info
.addr
= 0x10;
621 board_info
.platform_data
= pdata
;
622 request_module("%s", board_info
.type
);
623 client
= i2c_new_device(&d
->i2c_adap
, &board_info
);
624 if (client
== NULL
|| client
->dev
.driver
== NULL
) {
629 if (!try_module_get(client
->dev
.driver
->owner
)) {
630 i2c_unregister_device(client
);
635 adap
->fe
[0] = pdata
->get_dvb_frontend(client
);
636 dev
->demod_i2c_adapter
= pdata
->get_i2c_adapter(client
);
638 dev
->i2c_client_demod
= client
;
642 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
646 static const struct rtl2832_platform_data rtl2832_fc0012_platform_data
= {
648 .tuner
= TUNER_RTL2832_FC0012
651 static const struct rtl2832_platform_data rtl2832_fc0013_platform_data
= {
653 .tuner
= TUNER_RTL2832_FC0013
656 static const struct rtl2832_platform_data rtl2832_tua9001_platform_data
= {
658 .tuner
= TUNER_RTL2832_TUA9001
,
661 static const struct rtl2832_platform_data rtl2832_e4000_platform_data
= {
663 .tuner
= TUNER_RTL2832_E4000
,
666 static const struct rtl2832_platform_data rtl2832_r820t_platform_data
= {
668 .tuner
= TUNER_RTL2832_R820T
,
671 static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device
*d
,
677 dev_dbg(&d
->intf
->dev
, "cmd=%d arg=%d\n", cmd
, arg
);
680 case FC_FE_CALLBACK_VHF_ENABLE
:
681 /* set output values */
682 ret
= rtl28xxu_rd_reg(d
, SYS_GPIO_OUT_VAL
, &val
);
687 val
&= 0xbf; /* set GPIO6 low */
689 val
|= 0x40; /* set GPIO6 high */
692 ret
= rtl28xxu_wr_reg(d
, SYS_GPIO_OUT_VAL
, val
);
702 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
706 static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device
*d
,
712 dev_dbg(&d
->intf
->dev
, "cmd=%d arg=%d\n", cmd
, arg
);
715 * CEN always enabled by hardware wiring
721 case TUA9001_CMD_RESETN
:
727 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, val
, 0x10);
731 case TUA9001_CMD_RXEN
:
737 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, val
, 0x02);
745 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
749 static int rtl2832u_frontend_callback(void *adapter_priv
, int component
,
752 struct i2c_adapter
*adapter
= adapter_priv
;
753 struct device
*parent
= adapter
->dev
.parent
;
754 struct i2c_adapter
*parent_adapter
;
755 struct dvb_usb_device
*d
;
756 struct rtl28xxu_dev
*dev
;
759 * All tuners are connected to demod muxed I2C adapter. We have to
760 * resolve its parent adapter in order to get handle for this driver
761 * private data. That is a bit hackish solution, GPIO or direct driver
762 * callback would be better...
764 if (parent
!= NULL
&& parent
->type
== &i2c_adapter_type
)
765 parent_adapter
= to_i2c_adapter(parent
);
769 d
= i2c_get_adapdata(parent_adapter
);
772 dev_dbg(&d
->intf
->dev
, "component=%d cmd=%d arg=%d\n",
773 component
, cmd
, arg
);
776 case DVB_FRONTEND_COMPONENT_TUNER
:
777 switch (dev
->tuner
) {
778 case TUNER_RTL2832_FC0012
:
779 return rtl2832u_fc0012_tuner_callback(d
, cmd
, arg
);
780 case TUNER_RTL2832_TUA9001
:
781 return rtl2832u_tua9001_tuner_callback(d
, cmd
, arg
);
790 static int rtl2832u_frontend_attach(struct dvb_usb_adapter
*adap
)
792 struct dvb_usb_device
*d
= adap_to_d(adap
);
793 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
794 struct rtl2832_platform_data
*pdata
= &dev
->rtl2832_platform_data
;
795 struct i2c_board_info board_info
;
796 struct i2c_client
*client
;
799 dev_dbg(&d
->intf
->dev
, "\n");
801 switch (dev
->tuner
) {
802 case TUNER_RTL2832_FC0012
:
803 *pdata
= rtl2832_fc0012_platform_data
;
805 case TUNER_RTL2832_FC0013
:
806 *pdata
= rtl2832_fc0013_platform_data
;
808 case TUNER_RTL2832_FC2580
:
809 /* FIXME: do not abuse fc0012 settings */
810 *pdata
= rtl2832_fc0012_platform_data
;
812 case TUNER_RTL2832_TUA9001
:
813 *pdata
= rtl2832_tua9001_platform_data
;
815 case TUNER_RTL2832_E4000
:
816 *pdata
= rtl2832_e4000_platform_data
;
818 case TUNER_RTL2832_R820T
:
819 case TUNER_RTL2832_R828D
:
820 *pdata
= rtl2832_r820t_platform_data
;
823 dev_err(&d
->intf
->dev
, "unknown tuner %s\n", dev
->tuner_name
);
828 /* attach demodulator */
829 memset(&board_info
, 0, sizeof(board_info
));
830 strlcpy(board_info
.type
, "rtl2832", I2C_NAME_SIZE
);
831 board_info
.addr
= 0x10;
832 board_info
.platform_data
= pdata
;
833 request_module("%s", board_info
.type
);
834 client
= i2c_new_device(&d
->i2c_adap
, &board_info
);
835 if (client
== NULL
|| client
->dev
.driver
== NULL
) {
840 if (!try_module_get(client
->dev
.driver
->owner
)) {
841 i2c_unregister_device(client
);
846 adap
->fe
[0] = pdata
->get_dvb_frontend(client
);
847 dev
->demod_i2c_adapter
= pdata
->get_i2c_adapter(client
);
849 dev
->i2c_client_demod
= client
;
851 /* set fe callback */
852 adap
->fe
[0]->callback
= rtl2832u_frontend_callback
;
854 if (dev
->slave_demod
) {
855 struct i2c_board_info info
= {};
858 * We continue on reduced mode, without DVB-T2/C, using master
859 * demod, when slave demod fails.
863 /* attach slave demodulator */
864 if (dev
->slave_demod
== SLAVE_DEMOD_MN88472
) {
865 struct mn88472_config mn88472_config
= {};
867 mn88472_config
.fe
= &adap
->fe
[1];
868 mn88472_config
.i2c_wr_max
= 22,
869 strlcpy(info
.type
, "mn88472", I2C_NAME_SIZE
);
870 mn88472_config
.xtal
= 20500000;
872 info
.platform_data
= &mn88472_config
;
873 request_module(info
.type
);
874 client
= i2c_new_device(&d
->i2c_adap
, &info
);
875 if (client
== NULL
|| client
->dev
.driver
== NULL
) {
876 dev
->slave_demod
= SLAVE_DEMOD_NONE
;
877 goto err_slave_demod_failed
;
880 if (!try_module_get(client
->dev
.driver
->owner
)) {
881 i2c_unregister_device(client
);
882 dev
->slave_demod
= SLAVE_DEMOD_NONE
;
883 goto err_slave_demod_failed
;
886 dev
->i2c_client_slave_demod
= client
;
888 struct mn88473_config mn88473_config
= {};
890 mn88473_config
.fe
= &adap
->fe
[1];
891 mn88473_config
.i2c_wr_max
= 22,
892 strlcpy(info
.type
, "mn88473", I2C_NAME_SIZE
);
894 info
.platform_data
= &mn88473_config
;
895 request_module(info
.type
);
896 client
= i2c_new_device(&d
->i2c_adap
, &info
);
897 if (client
== NULL
|| client
->dev
.driver
== NULL
) {
898 dev
->slave_demod
= SLAVE_DEMOD_NONE
;
899 goto err_slave_demod_failed
;
902 if (!try_module_get(client
->dev
.driver
->owner
)) {
903 i2c_unregister_device(client
);
904 dev
->slave_demod
= SLAVE_DEMOD_NONE
;
905 goto err_slave_demod_failed
;
908 dev
->i2c_client_slave_demod
= client
;
913 err_slave_demod_failed
:
915 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
919 static int rtl28xxu_frontend_attach(struct dvb_usb_adapter
*adap
)
921 struct rtl28xxu_dev
*dev
= adap_to_priv(adap
);
923 if (dev
->chip_id
== CHIP_ID_RTL2831U
)
924 return rtl2831u_frontend_attach(adap
);
926 return rtl2832u_frontend_attach(adap
);
929 static int rtl28xxu_frontend_detach(struct dvb_usb_adapter
*adap
)
931 struct dvb_usb_device
*d
= adap_to_d(adap
);
932 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
933 struct i2c_client
*client
;
935 dev_dbg(&d
->intf
->dev
, "\n");
937 /* remove I2C slave demod */
938 client
= dev
->i2c_client_slave_demod
;
940 module_put(client
->dev
.driver
->owner
);
941 i2c_unregister_device(client
);
944 /* remove I2C demod */
945 client
= dev
->i2c_client_demod
;
947 module_put(client
->dev
.driver
->owner
);
948 i2c_unregister_device(client
);
954 static struct qt1010_config rtl28xxu_qt1010_config
= {
955 .i2c_address
= 0x62, /* 0xc4 */
958 static struct mt2060_config rtl28xxu_mt2060_config
= {
959 .i2c_address
= 0x60, /* 0xc0 */
963 static struct mxl5005s_config rtl28xxu_mxl5005s_config
= {
964 .i2c_address
= 0x63, /* 0xc6 */
965 .if_freq
= IF_FREQ_4570000HZ
,
966 .xtal_freq
= CRYSTAL_FREQ_16000000HZ
,
967 .agc_mode
= MXL_SINGLE_AGC
,
968 .tracking_filter
= MXL_TF_C_H
,
969 .rssi_enable
= MXL_RSSI_ENABLE
,
970 .cap_select
= MXL_CAP_SEL_ENABLE
,
971 .div_out
= MXL_DIV_OUT_4
,
972 .clock_out
= MXL_CLOCK_OUT_DISABLE
,
973 .output_load
= MXL5005S_IF_OUTPUT_LOAD_200_OHM
,
974 .top
= MXL5005S_TOP_25P2
,
975 .mod_mode
= MXL_DIGITAL_MODE
,
976 .if_mode
= MXL_ZERO_IF
,
977 .AgcMasterByte
= 0x00,
980 static int rtl2831u_tuner_attach(struct dvb_usb_adapter
*adap
)
983 struct dvb_usb_device
*d
= adap_to_d(adap
);
984 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
985 struct dvb_frontend
*fe
;
987 dev_dbg(&d
->intf
->dev
, "\n");
989 switch (dev
->tuner
) {
990 case TUNER_RTL2830_QT1010
:
991 fe
= dvb_attach(qt1010_attach
, adap
->fe
[0],
992 dev
->demod_i2c_adapter
,
993 &rtl28xxu_qt1010_config
);
995 case TUNER_RTL2830_MT2060
:
996 fe
= dvb_attach(mt2060_attach
, adap
->fe
[0],
997 dev
->demod_i2c_adapter
,
998 &rtl28xxu_mt2060_config
, 1220);
1000 case TUNER_RTL2830_MXL5005S
:
1001 fe
= dvb_attach(mxl5005s_attach
, adap
->fe
[0],
1002 dev
->demod_i2c_adapter
,
1003 &rtl28xxu_mxl5005s_config
);
1007 dev_err(&d
->intf
->dev
, "unknown tuner %d\n", dev
->tuner
);
1017 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1021 static const struct fc2580_config rtl2832u_fc2580_config
= {
1026 static struct tua9001_config rtl2832u_tua9001_config
= {
1030 static const struct fc0012_config rtl2832u_fc0012_config
= {
1031 .i2c_address
= 0x63, /* 0xc6 >> 1 */
1032 .xtal_freq
= FC_XTAL_28_8_MHZ
,
1035 static const struct r820t_config rtl2832u_r820t_config
= {
1038 .max_i2c_msg_len
= 2,
1039 .rafael_chip
= CHIP_R820T
,
1042 static const struct r820t_config rtl2832u_r828d_config
= {
1045 .max_i2c_msg_len
= 2,
1046 .rafael_chip
= CHIP_R828D
,
1049 static int rtl2832u_tuner_attach(struct dvb_usb_adapter
*adap
)
1052 struct dvb_usb_device
*d
= adap_to_d(adap
);
1053 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
1054 struct dvb_frontend
*fe
= NULL
;
1055 struct i2c_board_info info
;
1056 struct i2c_client
*client
;
1057 struct v4l2_subdev
*subdev
= NULL
;
1058 struct platform_device
*pdev
;
1059 struct rtl2832_sdr_platform_data pdata
;
1061 dev_dbg(&d
->intf
->dev
, "\n");
1063 memset(&info
, 0, sizeof(struct i2c_board_info
));
1064 memset(&pdata
, 0, sizeof(pdata
));
1066 switch (dev
->tuner
) {
1067 case TUNER_RTL2832_FC0012
:
1068 fe
= dvb_attach(fc0012_attach
, adap
->fe
[0],
1069 dev
->demod_i2c_adapter
, &rtl2832u_fc0012_config
);
1071 /* since fc0012 includs reading the signal strength delegate
1072 * that to the tuner driver */
1073 adap
->fe
[0]->ops
.read_signal_strength
=
1074 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
1076 case TUNER_RTL2832_FC0013
:
1077 fe
= dvb_attach(fc0013_attach
, adap
->fe
[0],
1078 dev
->demod_i2c_adapter
, 0xc6>>1, 0, FC_XTAL_28_8_MHZ
);
1080 /* fc0013 also supports signal strength reading */
1081 adap
->fe
[0]->ops
.read_signal_strength
=
1082 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
1084 case TUNER_RTL2832_E4000
: {
1085 struct e4000_config e4000_config
= {
1090 strlcpy(info
.type
, "e4000", I2C_NAME_SIZE
);
1092 info
.platform_data
= &e4000_config
;
1094 request_module(info
.type
);
1095 client
= i2c_new_device(dev
->demod_i2c_adapter
, &info
);
1096 if (client
== NULL
|| client
->dev
.driver
== NULL
)
1099 if (!try_module_get(client
->dev
.driver
->owner
)) {
1100 i2c_unregister_device(client
);
1104 dev
->i2c_client_tuner
= client
;
1105 subdev
= i2c_get_clientdata(client
);
1108 case TUNER_RTL2832_FC2580
:
1109 fe
= dvb_attach(fc2580_attach
, adap
->fe
[0],
1110 dev
->demod_i2c_adapter
,
1111 &rtl2832u_fc2580_config
);
1113 case TUNER_RTL2832_TUA9001
:
1114 /* enable GPIO1 and GPIO4 as output */
1115 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_DIR
, 0x00, 0x12);
1119 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_EN
, 0x12, 0x12);
1123 fe
= dvb_attach(tua9001_attach
, adap
->fe
[0],
1124 dev
->demod_i2c_adapter
,
1125 &rtl2832u_tua9001_config
);
1127 case TUNER_RTL2832_R820T
:
1128 fe
= dvb_attach(r820t_attach
, adap
->fe
[0],
1129 dev
->demod_i2c_adapter
,
1130 &rtl2832u_r820t_config
);
1132 /* Use tuner to get the signal strength */
1133 adap
->fe
[0]->ops
.read_signal_strength
=
1134 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
1136 case TUNER_RTL2832_R828D
:
1137 fe
= dvb_attach(r820t_attach
, adap
->fe
[0],
1138 dev
->demod_i2c_adapter
,
1139 &rtl2832u_r828d_config
);
1140 adap
->fe
[0]->ops
.read_signal_strength
=
1141 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
1144 fe
= dvb_attach(r820t_attach
, adap
->fe
[1],
1145 dev
->demod_i2c_adapter
,
1146 &rtl2832u_r828d_config
);
1147 adap
->fe
[1]->ops
.read_signal_strength
=
1148 adap
->fe
[1]->ops
.tuner_ops
.get_rf_strength
;
1152 dev_err(&d
->intf
->dev
, "unknown tuner %d\n", dev
->tuner
);
1154 if (fe
== NULL
&& dev
->i2c_client_tuner
== NULL
) {
1160 switch (dev
->tuner
) {
1161 case TUNER_RTL2832_FC0012
:
1162 case TUNER_RTL2832_FC0013
:
1163 case TUNER_RTL2832_E4000
:
1164 case TUNER_RTL2832_R820T
:
1165 case TUNER_RTL2832_R828D
:
1166 pdata
.clk
= dev
->rtl2832_platform_data
.clk
;
1167 pdata
.tuner
= dev
->tuner
;
1168 pdata
.i2c_client
= dev
->i2c_client_demod
;
1169 pdata
.bulk_read
= dev
->rtl2832_platform_data
.bulk_read
;
1170 pdata
.bulk_write
= dev
->rtl2832_platform_data
.bulk_write
;
1171 pdata
.update_bits
= dev
->rtl2832_platform_data
.update_bits
;
1172 pdata
.dvb_frontend
= adap
->fe
[0];
1173 pdata
.dvb_usb_device
= d
;
1174 pdata
.v4l2_subdev
= subdev
;
1176 request_module("%s", "rtl2832_sdr");
1177 pdev
= platform_device_register_data(&d
->intf
->dev
,
1179 PLATFORM_DEVID_AUTO
,
1180 &pdata
, sizeof(pdata
));
1181 if (pdev
== NULL
|| pdev
->dev
.driver
== NULL
)
1183 dev
->platform_device_sdr
= pdev
;
1186 dev_dbg(&d
->intf
->dev
, "no SDR for tuner=%d\n", dev
->tuner
);
1191 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1195 static int rtl28xxu_tuner_attach(struct dvb_usb_adapter
*adap
)
1197 struct rtl28xxu_dev
*dev
= adap_to_priv(adap
);
1199 if (dev
->chip_id
== CHIP_ID_RTL2831U
)
1200 return rtl2831u_tuner_attach(adap
);
1202 return rtl2832u_tuner_attach(adap
);
1205 static int rtl28xxu_tuner_detach(struct dvb_usb_adapter
*adap
)
1207 struct dvb_usb_device
*d
= adap_to_d(adap
);
1208 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
1209 struct i2c_client
*client
;
1210 struct platform_device
*pdev
;
1212 dev_dbg(&d
->intf
->dev
, "\n");
1214 /* remove platform SDR */
1215 pdev
= dev
->platform_device_sdr
;
1217 platform_device_unregister(pdev
);
1219 /* remove I2C tuner */
1220 client
= dev
->i2c_client_tuner
;
1222 module_put(client
->dev
.driver
->owner
);
1223 i2c_unregister_device(client
);
1229 static int rtl28xxu_init(struct dvb_usb_device
*d
)
1234 dev_dbg(&d
->intf
->dev
, "\n");
1236 /* init USB endpoints */
1237 ret
= rtl28xxu_rd_reg(d
, USB_SYSCTL_0
, &val
);
1241 /* enable DMA and Full Packet Mode*/
1243 ret
= rtl28xxu_wr_reg(d
, USB_SYSCTL_0
, val
);
1247 /* set EPA maximum packet size to 0x0200 */
1248 ret
= rtl28xxu_wr_regs(d
, USB_EPA_MAXPKT
, "\x00\x02\x00\x00", 4);
1252 /* change EPA FIFO length */
1253 ret
= rtl28xxu_wr_regs(d
, USB_EPA_FIFO_CFG
, "\x14\x00\x00\x00", 4);
1259 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1263 static int rtl2831u_power_ctrl(struct dvb_usb_device
*d
, int onoff
)
1266 u8 gpio
, sys0
, epa_ctl
[2];
1268 dev_dbg(&d
->intf
->dev
, "onoff=%d\n", onoff
);
1271 ret
= rtl28xxu_rd_reg(d
, SYS_SYS0
, &sys0
);
1275 /* tuner power, read GPIOs */
1276 ret
= rtl28xxu_rd_reg(d
, SYS_GPIO_OUT_VAL
, &gpio
);
1280 dev_dbg(&d
->intf
->dev
, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0
, gpio
);
1283 gpio
|= 0x01; /* GPIO0 = 1 */
1284 gpio
&= (~0x10); /* GPIO4 = 0 */
1285 gpio
|= 0x04; /* GPIO2 = 1, LED on */
1288 epa_ctl
[0] = 0x00; /* clear stall */
1289 epa_ctl
[1] = 0x00; /* clear reset */
1291 gpio
&= (~0x01); /* GPIO0 = 0 */
1292 gpio
|= 0x10; /* GPIO4 = 1 */
1293 gpio
&= (~0x04); /* GPIO2 = 1, LED off */
1294 sys0
= sys0
& (~0xc0);
1295 epa_ctl
[0] = 0x10; /* set stall */
1296 epa_ctl
[1] = 0x02; /* set reset */
1299 dev_dbg(&d
->intf
->dev
, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0
, gpio
);
1302 ret
= rtl28xxu_wr_reg(d
, SYS_SYS0
, sys0
);
1306 /* tuner power, write GPIOs */
1307 ret
= rtl28xxu_wr_reg(d
, SYS_GPIO_OUT_VAL
, gpio
);
1311 /* streaming EP: stall & reset */
1312 ret
= rtl28xxu_wr_regs(d
, USB_EPA_CTL
, epa_ctl
, 2);
1317 usb_clear_halt(d
->udev
, usb_rcvbulkpipe(d
->udev
, 0x81));
1321 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1325 static int rtl2832u_power_ctrl(struct dvb_usb_device
*d
, int onoff
)
1329 dev_dbg(&d
->intf
->dev
, "onoff=%d\n", onoff
);
1332 /* GPIO3=1, GPIO4=0 */
1333 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, 0x08, 0x18);
1338 ret
= rtl28xxu_wr_reg_mask(d
, SYS_DEMOD_CTL1
, 0x00, 0x10);
1343 ret
= rtl28xxu_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x80, 0x80);
1348 ret
= rtl28xxu_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x20, 0x20);
1352 /* streaming EP: clear stall & reset */
1353 ret
= rtl28xxu_wr_regs(d
, USB_EPA_CTL
, "\x00\x00", 2);
1357 ret
= usb_clear_halt(d
->udev
, usb_rcvbulkpipe(d
->udev
, 0x81));
1362 ret
= rtl28xxu_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, 0x10, 0x10);
1367 ret
= rtl28xxu_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x00, 0x80);
1371 /* streaming EP: set stall & reset */
1372 ret
= rtl28xxu_wr_regs(d
, USB_EPA_CTL
, "\x10\x02", 2);
1379 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1383 static int rtl28xxu_power_ctrl(struct dvb_usb_device
*d
, int onoff
)
1385 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
1387 if (dev
->chip_id
== CHIP_ID_RTL2831U
)
1388 return rtl2831u_power_ctrl(d
, onoff
);
1390 return rtl2832u_power_ctrl(d
, onoff
);
1393 static int rtl28xxu_frontend_ctrl(struct dvb_frontend
*fe
, int onoff
)
1395 struct dvb_usb_device
*d
= fe_to_d(fe
);
1396 struct rtl28xxu_dev
*dev
= fe_to_priv(fe
);
1397 struct rtl2832_platform_data
*pdata
= &dev
->rtl2832_platform_data
;
1401 dev_dbg(&d
->intf
->dev
, "fe=%d onoff=%d\n", fe
->id
, onoff
);
1403 if (dev
->chip_id
== CHIP_ID_RTL2831U
)
1406 /* control internal demod ADC */
1407 if (fe
->id
== 0 && onoff
)
1408 val
= 0x48; /* enable ADC */
1410 val
= 0x00; /* disable ADC */
1412 ret
= rtl28xxu_wr_reg_mask(d
, SYS_DEMOD_CTL
, val
, 0x48);
1416 /* bypass slave demod TS through master demod */
1417 if (fe
->id
== 1 && onoff
) {
1418 ret
= pdata
->enable_slave_ts(dev
->i2c_client_demod
);
1425 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1429 #if IS_ENABLED(CONFIG_RC_CORE)
1430 static int rtl2831u_rc_query(struct dvb_usb_device
*d
)
1433 struct rtl28xxu_dev
*dev
= d
->priv
;
1436 struct rtl28xxu_reg_val rc_nec_tab
[] = {
1453 /* init remote controller */
1454 if (!dev
->rc_active
) {
1455 for (i
= 0; i
< ARRAY_SIZE(rc_nec_tab
); i
++) {
1456 ret
= rtl28xxu_wr_reg(d
, rc_nec_tab
[i
].reg
,
1461 dev
->rc_active
= true;
1464 ret
= rtl28xxu_rd_regs(d
, SYS_IRRC_RP
, buf
, 5);
1468 if (buf
[4] & 0x01) {
1469 if (buf
[2] == (u8
) ~buf
[3]) {
1470 if (buf
[0] == (u8
) ~buf
[1]) {
1471 /* NEC standard (16 bit) */
1472 rc_code
= RC_SCANCODE_NEC(buf
[0], buf
[2]);
1474 /* NEC extended (24 bit) */
1475 rc_code
= RC_SCANCODE_NECX(buf
[0] << 8 | buf
[1],
1479 /* NEC full (32 bit) */
1480 rc_code
= RC_SCANCODE_NEC32(buf
[0] << 24 | buf
[1] << 16 |
1481 buf
[2] << 8 | buf
[3]);
1484 rc_keydown(d
->rc_dev
, RC_TYPE_NEC
, rc_code
, 0);
1486 ret
= rtl28xxu_wr_reg(d
, SYS_IRRC_SR
, 1);
1490 /* repeated intentionally to avoid extra keypress */
1491 ret
= rtl28xxu_wr_reg(d
, SYS_IRRC_SR
, 1);
1498 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1502 static int rtl2831u_get_rc_config(struct dvb_usb_device
*d
,
1503 struct dvb_usb_rc
*rc
)
1505 rc
->map_name
= RC_MAP_EMPTY
;
1506 rc
->allowed_protos
= RC_BIT_NEC
;
1507 rc
->query
= rtl2831u_rc_query
;
1513 static int rtl2832u_rc_query(struct dvb_usb_device
*d
)
1516 struct rtl28xxu_dev
*dev
= d
->priv
;
1517 struct ir_raw_event ev
;
1519 static const struct rtl28xxu_reg_val_mask refresh_tab
[] = {
1520 {IR_RX_IF
, 0x03, 0xff},
1521 {IR_RX_BUF_CTRL
, 0x80, 0xff},
1522 {IR_RX_CTRL
, 0x80, 0xff},
1525 /* init remote controller */
1526 if (!dev
->rc_active
) {
1527 static const struct rtl28xxu_reg_val_mask init_tab
[] = {
1528 {SYS_DEMOD_CTL1
, 0x00, 0x04},
1529 {SYS_DEMOD_CTL1
, 0x00, 0x08},
1530 {USB_CTRL
, 0x20, 0x20},
1531 {SYS_GPIO_DIR
, 0x00, 0x08},
1532 {SYS_GPIO_OUT_EN
, 0x08, 0x08},
1533 {SYS_GPIO_OUT_VAL
, 0x08, 0x08},
1534 {IR_MAX_DURATION0
, 0xd0, 0xff},
1535 {IR_MAX_DURATION1
, 0x07, 0xff},
1536 {IR_IDLE_LEN0
, 0xc0, 0xff},
1537 {IR_IDLE_LEN1
, 0x00, 0xff},
1538 {IR_GLITCH_LEN
, 0x03, 0xff},
1539 {IR_RX_CLK
, 0x09, 0xff},
1540 {IR_RX_CFG
, 0x1c, 0xff},
1541 {IR_MAX_H_TOL_LEN
, 0x1e, 0xff},
1542 {IR_MAX_L_TOL_LEN
, 0x1e, 0xff},
1543 {IR_RX_CTRL
, 0x80, 0xff},
1546 for (i
= 0; i
< ARRAY_SIZE(init_tab
); i
++) {
1547 ret
= rtl28xxu_wr_reg_mask(d
, init_tab
[i
].reg
,
1548 init_tab
[i
].val
, init_tab
[i
].mask
);
1553 dev
->rc_active
= true;
1556 ret
= rtl28xxu_rd_reg(d
, IR_RX_IF
, &buf
[0]);
1563 ret
= rtl28xxu_rd_reg(d
, IR_RX_BC
, &buf
[0]);
1569 /* read raw code from hw */
1570 ret
= rtl28xxu_rd_regs(d
, IR_RX_BUF
, buf
, len
);
1574 /* let hw receive new code */
1575 for (i
= 0; i
< ARRAY_SIZE(refresh_tab
); i
++) {
1576 ret
= rtl28xxu_wr_reg_mask(d
, refresh_tab
[i
].reg
,
1577 refresh_tab
[i
].val
, refresh_tab
[i
].mask
);
1582 /* pass data to Kernel IR decoder */
1583 init_ir_raw_event(&ev
);
1585 for (i
= 0; i
< len
; i
++) {
1586 ev
.pulse
= buf
[i
] >> 7;
1587 ev
.duration
= 50800 * (buf
[i
] & 0x7f);
1588 ir_raw_event_store_with_filter(d
->rc_dev
, &ev
);
1591 /* 'flush'Â ir_raw_event_store_with_filter() */
1592 ir_raw_event_set_idle(d
->rc_dev
, true);
1593 ir_raw_event_handle(d
->rc_dev
);
1597 dev_dbg(&d
->intf
->dev
, "failed=%d\n", ret
);
1601 static int rtl2832u_get_rc_config(struct dvb_usb_device
*d
,
1602 struct dvb_usb_rc
*rc
)
1604 /* disable IR interrupts in order to avoid SDR sample loss */
1605 if (rtl28xxu_disable_rc
)
1606 return rtl28xxu_wr_reg(d
, IR_RX_IE
, 0x00);
1608 /* load empty to enable rc */
1610 rc
->map_name
= RC_MAP_EMPTY
;
1611 rc
->allowed_protos
= RC_BIT_ALL
;
1612 rc
->driver_type
= RC_DRIVER_IR_RAW
;
1613 rc
->query
= rtl2832u_rc_query
;
1619 static int rtl28xxu_get_rc_config(struct dvb_usb_device
*d
,
1620 struct dvb_usb_rc
*rc
)
1622 struct rtl28xxu_dev
*dev
= d_to_priv(d
);
1624 if (dev
->chip_id
== CHIP_ID_RTL2831U
)
1625 return rtl2831u_get_rc_config(d
, rc
);
1627 return rtl2832u_get_rc_config(d
, rc
);
1630 #define rtl28xxu_get_rc_config NULL
1633 static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter
*adap
, int onoff
)
1635 struct rtl28xxu_dev
*dev
= adap_to_priv(adap
);
1637 if (dev
->chip_id
== CHIP_ID_RTL2831U
) {
1638 struct rtl2830_platform_data
*pdata
= &dev
->rtl2830_platform_data
;
1640 return pdata
->pid_filter_ctrl(adap
->fe
[0], onoff
);
1642 struct rtl2832_platform_data
*pdata
= &dev
->rtl2832_platform_data
;
1644 return pdata
->pid_filter_ctrl(adap
->fe
[0], onoff
);
1648 static int rtl28xxu_pid_filter(struct dvb_usb_adapter
*adap
, int index
,
1651 struct rtl28xxu_dev
*dev
= adap_to_priv(adap
);
1653 if (dev
->chip_id
== CHIP_ID_RTL2831U
) {
1654 struct rtl2830_platform_data
*pdata
= &dev
->rtl2830_platform_data
;
1656 return pdata
->pid_filter(adap
->fe
[0], index
, pid
, onoff
);
1658 struct rtl2832_platform_data
*pdata
= &dev
->rtl2832_platform_data
;
1660 return pdata
->pid_filter(adap
->fe
[0], index
, pid
, onoff
);
1664 static const struct dvb_usb_device_properties rtl28xxu_props
= {
1665 .driver_name
= KBUILD_MODNAME
,
1666 .owner
= THIS_MODULE
,
1667 .adapter_nr
= adapter_nr
,
1668 .size_of_priv
= sizeof(struct rtl28xxu_dev
),
1670 .identify_state
= rtl28xxu_identify_state
,
1671 .power_ctrl
= rtl28xxu_power_ctrl
,
1672 .frontend_ctrl
= rtl28xxu_frontend_ctrl
,
1673 .i2c_algo
= &rtl28xxu_i2c_algo
,
1674 .read_config
= rtl28xxu_read_config
,
1675 .frontend_attach
= rtl28xxu_frontend_attach
,
1676 .frontend_detach
= rtl28xxu_frontend_detach
,
1677 .tuner_attach
= rtl28xxu_tuner_attach
,
1678 .tuner_detach
= rtl28xxu_tuner_detach
,
1679 .init
= rtl28xxu_init
,
1680 .get_rc_config
= rtl28xxu_get_rc_config
,
1685 .caps
= DVB_USB_ADAP_HAS_PID_FILTER
|
1686 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF
,
1688 .pid_filter_count
= 32,
1689 .pid_filter_ctrl
= rtl28xxu_pid_filter_ctrl
,
1690 .pid_filter
= rtl28xxu_pid_filter
,
1692 .stream
= DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1697 static const struct usb_device_id rtl28xxu_id_table
[] = {
1698 /* RTL2831U devices: */
1699 { DVB_USB_DEVICE(USB_VID_REALTEK
, USB_PID_REALTEK_RTL2831U
,
1700 &rtl28xxu_props
, "Realtek RTL2831U reference design", NULL
) },
1701 { DVB_USB_DEVICE(USB_VID_WIDEVIEW
, USB_PID_FREECOM_DVBT
,
1702 &rtl28xxu_props
, "Freecom USB2.0 DVB-T", NULL
) },
1703 { DVB_USB_DEVICE(USB_VID_WIDEVIEW
, USB_PID_FREECOM_DVBT_2
,
1704 &rtl28xxu_props
, "Freecom USB2.0 DVB-T", NULL
) },
1706 /* RTL2832U devices: */
1707 { DVB_USB_DEVICE(USB_VID_REALTEK
, 0x2832,
1708 &rtl28xxu_props
, "Realtek RTL2832U reference design", NULL
) },
1709 { DVB_USB_DEVICE(USB_VID_REALTEK
, 0x2838,
1710 &rtl28xxu_props
, "Realtek RTL2832U reference design", NULL
) },
1711 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1
,
1712 &rtl28xxu_props
, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM
) },
1713 { DVB_USB_DEVICE(USB_VID_GTEK
, USB_PID_DELOCK_USB2_DVBT
,
1714 &rtl28xxu_props
, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL
) },
1715 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_NOXON_DAB_STICK
,
1716 &rtl28xxu_props
, "TerraTec NOXON DAB Stick", NULL
) },
1717 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_NOXON_DAB_STICK_REV2
,
1718 &rtl28xxu_props
, "TerraTec NOXON DAB Stick (rev 2)", NULL
) },
1719 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_NOXON_DAB_STICK_REV3
,
1720 &rtl28xxu_props
, "TerraTec NOXON DAB Stick (rev 3)", NULL
) },
1721 { DVB_USB_DEVICE(USB_VID_GTEK
, USB_PID_TREKSTOR_TERRES_2_0
,
1722 &rtl28xxu_props
, "Trekstor DVB-T Stick Terres 2.0", NULL
) },
1723 { DVB_USB_DEVICE(USB_VID_DEXATEK
, 0x1101,
1724 &rtl28xxu_props
, "Dexatek DK DVB-T Dongle", NULL
) },
1725 { DVB_USB_DEVICE(USB_VID_LEADTEK
, 0x6680,
1726 &rtl28xxu_props
, "DigitalNow Quad DVB-T Receiver", NULL
) },
1727 { DVB_USB_DEVICE(USB_VID_LEADTEK
, USB_PID_WINFAST_DTV_DONGLE_MINID
,
1728 &rtl28xxu_props
, "Leadtek Winfast DTV Dongle Mini D", NULL
) },
1729 { DVB_USB_DEVICE(USB_VID_TERRATEC
, 0x00d3,
1730 &rtl28xxu_props
, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL
) },
1731 { DVB_USB_DEVICE(USB_VID_DEXATEK
, 0x1102,
1732 &rtl28xxu_props
, "Dexatek DK mini DVB-T Dongle", NULL
) },
1733 { DVB_USB_DEVICE(USB_VID_TERRATEC
, 0x00d7,
1734 &rtl28xxu_props
, "TerraTec Cinergy T Stick+", NULL
) },
1735 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd3a8,
1736 &rtl28xxu_props
, "ASUS My Cinema-U3100Mini Plus V2", NULL
) },
1737 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd393,
1738 &rtl28xxu_props
, "GIGABYTE U7300", NULL
) },
1739 { DVB_USB_DEVICE(USB_VID_DEXATEK
, 0x1104,
1740 &rtl28xxu_props
, "MSI DIGIVOX Micro HD", NULL
) },
1741 { DVB_USB_DEVICE(USB_VID_COMPRO
, 0x0620,
1742 &rtl28xxu_props
, "Compro VideoMate U620F", NULL
) },
1743 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd394,
1744 &rtl28xxu_props
, "MaxMedia HU394-T", NULL
) },
1745 { DVB_USB_DEVICE(USB_VID_LEADTEK
, 0x6a03,
1746 &rtl28xxu_props
, "Leadtek WinFast DTV Dongle mini", NULL
) },
1747 { DVB_USB_DEVICE(USB_VID_GTEK
, USB_PID_CPYTO_REDI_PC50A
,
1748 &rtl28xxu_props
, "Crypto ReDi PC 50 A", NULL
) },
1749 { DVB_USB_DEVICE(USB_VID_KYE
, 0x707f,
1750 &rtl28xxu_props
, "Genius TVGo DVB-T03", NULL
) },
1751 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd395,
1752 &rtl28xxu_props
, "Peak DVB-T USB", NULL
) },
1753 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, USB_PID_SVEON_STV20_RTL2832U
,
1754 &rtl28xxu_props
, "Sveon STV20", NULL
) },
1755 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, USB_PID_SVEON_STV21
,
1756 &rtl28xxu_props
, "Sveon STV21", NULL
) },
1757 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, USB_PID_SVEON_STV27
,
1758 &rtl28xxu_props
, "Sveon STV27", NULL
) },
1760 /* RTL2832P devices: */
1761 { DVB_USB_DEVICE(USB_VID_HANFTEK
, 0x0131,
1762 &rtl28xxu_props
, "Astrometa DVB-T2", NULL
) },
1765 MODULE_DEVICE_TABLE(usb
, rtl28xxu_id_table
);
1767 static struct usb_driver rtl28xxu_usb_driver
= {
1768 .name
= KBUILD_MODNAME
,
1769 .id_table
= rtl28xxu_id_table
,
1770 .probe
= dvb_usbv2_probe
,
1771 .disconnect
= dvb_usbv2_disconnect
,
1772 .suspend
= dvb_usbv2_suspend
,
1773 .resume
= dvb_usbv2_resume
,
1774 .reset_resume
= dvb_usbv2_reset_resume
,
1779 module_usb_driver(rtl28xxu_usb_driver
);
1781 MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1782 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1783 MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1784 MODULE_LICENSE("GPL");