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.
38 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr
);
40 static int rtl28xxu_ctrl_msg(struct dvb_usb_device
*d
, struct rtl28xxu_req
*req
)
47 buf
= kmalloc(req
->size
, GFP_KERNEL
);
53 if (req
->index
& CMD_WR_FLAG
) {
55 memcpy(buf
, req
->data
, req
->size
);
56 requesttype
= (USB_TYPE_VENDOR
| USB_DIR_OUT
);
57 pipe
= usb_sndctrlpipe(d
->udev
, 0);
60 requesttype
= (USB_TYPE_VENDOR
| USB_DIR_IN
);
61 pipe
= usb_rcvctrlpipe(d
->udev
, 0);
64 ret
= usb_control_msg(d
->udev
, pipe
, 0, requesttype
, req
->value
,
65 req
->index
, buf
, req
->size
, 1000);
67 dvb_usb_dbg_usb_control_msg(d
->udev
, 0, requesttype
, req
->value
,
68 req
->index
, buf
, req
->size
);
73 /* read request, copy returned data to return buf */
74 if (!ret
&& requesttype
== (USB_TYPE_VENDOR
| USB_DIR_IN
))
75 memcpy(req
->data
, buf
, req
->size
);
84 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
88 static int rtl28xx_wr_regs(struct dvb_usb_device
*d
, u16 reg
, u8
*val
, int len
)
90 struct rtl28xxu_req req
;
93 req
.index
= CMD_USB_WR
;
94 else if (reg
< 0x4000)
95 req
.index
= CMD_SYS_WR
;
97 req
.index
= CMD_IR_WR
;
103 return rtl28xxu_ctrl_msg(d
, &req
);
106 static int rtl2831_rd_regs(struct dvb_usb_device
*d
, u16 reg
, u8
*val
, int len
)
108 struct rtl28xxu_req req
;
111 req
.index
= CMD_USB_RD
;
112 else if (reg
< 0x4000)
113 req
.index
= CMD_SYS_RD
;
115 req
.index
= CMD_IR_RD
;
121 return rtl28xxu_ctrl_msg(d
, &req
);
124 static int rtl28xx_wr_reg(struct dvb_usb_device
*d
, u16 reg
, u8 val
)
126 return rtl28xx_wr_regs(d
, reg
, &val
, 1);
129 static int rtl28xx_rd_reg(struct dvb_usb_device
*d
, u16 reg
, u8
*val
)
131 return rtl2831_rd_regs(d
, reg
, val
, 1);
134 static int rtl28xx_wr_reg_mask(struct dvb_usb_device
*d
, u16 reg
, u8 val
,
140 /* no need for read if whole reg is written */
142 ret
= rtl28xx_rd_reg(d
, reg
, &tmp
);
151 return rtl28xx_wr_reg(d
, reg
, val
);
155 static int rtl28xxu_i2c_xfer(struct i2c_adapter
*adap
, struct i2c_msg msg
[],
159 struct dvb_usb_device
*d
= i2c_get_adapdata(adap
);
160 struct rtl28xxu_priv
*priv
= d
->priv
;
161 struct rtl28xxu_req req
;
164 * It is not known which are real I2C bus xfer limits, but testing
165 * with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
166 * TODO: find out RTL2832U lens
170 * I2C adapter logic looks rather complicated due to fact it handles
171 * three different access methods. Those methods are;
172 * 1) integrated demod access
176 * Used method is selected in order 1, 2, 3. Method 3 can handle all
177 * requests but there is two reasons why not use it always;
178 * 1) It is most expensive, usually two USB messages are needed
179 * 2) At least RTL2831U does not support it
181 * Method 3 is needed in case of I2C write+read (typical register read)
182 * where write is more than one byte.
185 if (mutex_lock_interruptible(&d
->i2c_mutex
) < 0)
188 if (num
== 2 && !(msg
[0].flags
& I2C_M_RD
) &&
189 (msg
[1].flags
& I2C_M_RD
)) {
190 if (msg
[0].len
> 24 || msg
[1].len
> 24) {
191 /* TODO: check msg[0].len max */
193 goto err_mutex_unlock
;
194 } else if (msg
[0].addr
== 0x10) {
195 /* method 1 - integrated demod */
196 req
.value
= (msg
[0].buf
[0] << 8) | (msg
[0].addr
<< 1);
197 req
.index
= CMD_DEMOD_RD
| priv
->page
;
198 req
.size
= msg
[1].len
;
199 req
.data
= &msg
[1].buf
[0];
200 ret
= rtl28xxu_ctrl_msg(d
, &req
);
201 } else if (msg
[0].len
< 2) {
202 /* method 2 - old I2C */
203 req
.value
= (msg
[0].buf
[0] << 8) | (msg
[0].addr
<< 1);
204 req
.index
= CMD_I2C_RD
;
205 req
.size
= msg
[1].len
;
206 req
.data
= &msg
[1].buf
[0];
207 ret
= rtl28xxu_ctrl_msg(d
, &req
);
209 /* method 3 - new I2C */
210 req
.value
= (msg
[0].addr
<< 1);
211 req
.index
= CMD_I2C_DA_WR
;
212 req
.size
= msg
[0].len
;
213 req
.data
= msg
[0].buf
;
214 ret
= rtl28xxu_ctrl_msg(d
, &req
);
216 goto err_mutex_unlock
;
218 req
.value
= (msg
[0].addr
<< 1);
219 req
.index
= CMD_I2C_DA_RD
;
220 req
.size
= msg
[1].len
;
221 req
.data
= msg
[1].buf
;
222 ret
= rtl28xxu_ctrl_msg(d
, &req
);
224 } else if (num
== 1 && !(msg
[0].flags
& I2C_M_RD
)) {
225 if (msg
[0].len
> 22) {
226 /* TODO: check msg[0].len max */
228 goto err_mutex_unlock
;
229 } else if (msg
[0].addr
== 0x10) {
230 /* method 1 - integrated demod */
231 if (msg
[0].buf
[0] == 0x00) {
232 /* save demod page for later demod access */
233 priv
->page
= msg
[0].buf
[1];
236 req
.value
= (msg
[0].buf
[0] << 8) |
238 req
.index
= CMD_DEMOD_WR
| priv
->page
;
239 req
.size
= msg
[0].len
-1;
240 req
.data
= &msg
[0].buf
[1];
241 ret
= rtl28xxu_ctrl_msg(d
, &req
);
243 } else if (msg
[0].len
< 23) {
244 /* method 2 - old I2C */
245 req
.value
= (msg
[0].buf
[0] << 8) | (msg
[0].addr
<< 1);
246 req
.index
= CMD_I2C_WR
;
247 req
.size
= msg
[0].len
-1;
248 req
.data
= &msg
[0].buf
[1];
249 ret
= rtl28xxu_ctrl_msg(d
, &req
);
251 /* method 3 - new I2C */
252 req
.value
= (msg
[0].addr
<< 1);
253 req
.index
= CMD_I2C_DA_WR
;
254 req
.size
= msg
[0].len
;
255 req
.data
= msg
[0].buf
;
256 ret
= rtl28xxu_ctrl_msg(d
, &req
);
263 mutex_unlock(&d
->i2c_mutex
);
265 return ret
? ret
: num
;
268 static u32
rtl28xxu_i2c_func(struct i2c_adapter
*adapter
)
273 static struct i2c_algorithm rtl28xxu_i2c_algo
= {
274 .master_xfer
= rtl28xxu_i2c_xfer
,
275 .functionality
= rtl28xxu_i2c_func
,
278 static int rtl2831u_read_config(struct dvb_usb_device
*d
)
280 struct rtl28xxu_priv
*priv
= d_to_priv(d
);
283 /* open RTL2831U/RTL2830 I2C gate */
284 struct rtl28xxu_req req_gate_open
= {0x0120, 0x0011, 0x0001, "\x08"};
286 struct rtl28xxu_req req_mt2060
= {0x00c0, CMD_I2C_RD
, 1, buf
};
287 struct rtl28xxu_req req_qt1010
= {0x0fc4, CMD_I2C_RD
, 1, buf
};
289 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
293 * =========================================================
294 * GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
295 * GPIO2 | LED | 0 off | 1 on |
296 * GPIO4 | tuner#1 | 0 on | 1 off | MT2060
300 ret
= rtl28xx_wr_reg(d
, SYS_GPIO_DIR
, 0x0a);
304 /* enable as output GPIO0, GPIO2, GPIO4 */
305 ret
= rtl28xx_wr_reg(d
, SYS_GPIO_OUT_EN
, 0x15);
310 * Probe used tuner. We need to know used tuner before demod attach
311 * since there is some demod params needed to set according to tuner.
314 /* demod needs some time to wake up */
317 priv
->tuner_name
= "NONE";
319 /* open demod I2C gate */
320 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_open
);
324 /* check QT1010 ID(?) register; reg=0f val=2c */
325 ret
= rtl28xxu_ctrl_msg(d
, &req_qt1010
);
326 if (ret
== 0 && buf
[0] == 0x2c) {
327 priv
->tuner
= TUNER_RTL2830_QT1010
;
328 priv
->tuner_name
= "QT1010";
332 /* open demod I2C gate */
333 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_open
);
337 /* check MT2060 ID register; reg=00 val=63 */
338 ret
= rtl28xxu_ctrl_msg(d
, &req_mt2060
);
339 if (ret
== 0 && buf
[0] == 0x63) {
340 priv
->tuner
= TUNER_RTL2830_MT2060
;
341 priv
->tuner_name
= "MT2060";
345 /* assume MXL5005S */
346 priv
->tuner
= TUNER_RTL2830_MXL5005S
;
347 priv
->tuner_name
= "MXL5005S";
351 dev_dbg(&d
->udev
->dev
, "%s: tuner=%s\n", __func__
, priv
->tuner_name
);
355 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
359 static int rtl2832u_read_config(struct dvb_usb_device
*d
)
361 struct rtl28xxu_priv
*priv
= d_to_priv(d
);
364 /* open RTL2832U/RTL2832 I2C gate */
365 struct rtl28xxu_req req_gate_open
= {0x0120, 0x0011, 0x0001, "\x18"};
366 /* close RTL2832U/RTL2832 I2C gate */
367 struct rtl28xxu_req req_gate_close
= {0x0120, 0x0011, 0x0001, "\x10"};
369 struct rtl28xxu_req req_fc0012
= {0x00c6, CMD_I2C_RD
, 1, buf
};
370 struct rtl28xxu_req req_fc0013
= {0x00c6, CMD_I2C_RD
, 1, buf
};
371 struct rtl28xxu_req req_mt2266
= {0x00c0, CMD_I2C_RD
, 1, buf
};
372 struct rtl28xxu_req req_fc2580
= {0x01ac, CMD_I2C_RD
, 1, buf
};
373 struct rtl28xxu_req req_mt2063
= {0x00c0, CMD_I2C_RD
, 1, buf
};
374 struct rtl28xxu_req req_max3543
= {0x00c0, CMD_I2C_RD
, 1, buf
};
375 struct rtl28xxu_req req_tua9001
= {0x7ec0, CMD_I2C_RD
, 2, buf
};
376 struct rtl28xxu_req req_mxl5007t
= {0xd9c0, CMD_I2C_RD
, 1, buf
};
377 struct rtl28xxu_req req_e4000
= {0x02c8, CMD_I2C_RD
, 1, buf
};
378 struct rtl28xxu_req req_tda18272
= {0x00c0, CMD_I2C_RD
, 2, buf
};
379 struct rtl28xxu_req req_r820t
= {0x0034, CMD_I2C_RD
, 1, buf
};
381 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
383 /* enable GPIO3 and GPIO6 as output */
384 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_DIR
, 0x00, 0x40);
388 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_OUT_EN
, 0x48, 0x48);
393 * Probe used tuner. We need to know used tuner before demod attach
394 * since there is some demod params needed to set according to tuner.
397 /* open demod I2C gate */
398 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_open
);
402 priv
->tuner_name
= "NONE";
404 /* check FC0012 ID register; reg=00 val=a1 */
405 ret
= rtl28xxu_ctrl_msg(d
, &req_fc0012
);
406 if (ret
== 0 && buf
[0] == 0xa1) {
407 priv
->tuner
= TUNER_RTL2832_FC0012
;
408 priv
->tuner_name
= "FC0012";
412 /* check FC0013 ID register; reg=00 val=a3 */
413 ret
= rtl28xxu_ctrl_msg(d
, &req_fc0013
);
414 if (ret
== 0 && buf
[0] == 0xa3) {
415 priv
->tuner
= TUNER_RTL2832_FC0013
;
416 priv
->tuner_name
= "FC0013";
420 /* check MT2266 ID register; reg=00 val=85 */
421 ret
= rtl28xxu_ctrl_msg(d
, &req_mt2266
);
422 if (ret
== 0 && buf
[0] == 0x85) {
423 priv
->tuner
= TUNER_RTL2832_MT2266
;
424 priv
->tuner_name
= "MT2266";
428 /* check FC2580 ID register; reg=01 val=56 */
429 ret
= rtl28xxu_ctrl_msg(d
, &req_fc2580
);
430 if (ret
== 0 && buf
[0] == 0x56) {
431 priv
->tuner
= TUNER_RTL2832_FC2580
;
432 priv
->tuner_name
= "FC2580";
436 /* check MT2063 ID register; reg=00 val=9e || 9c */
437 ret
= rtl28xxu_ctrl_msg(d
, &req_mt2063
);
438 if (ret
== 0 && (buf
[0] == 0x9e || buf
[0] == 0x9c)) {
439 priv
->tuner
= TUNER_RTL2832_MT2063
;
440 priv
->tuner_name
= "MT2063";
444 /* check MAX3543 ID register; reg=00 val=38 */
445 ret
= rtl28xxu_ctrl_msg(d
, &req_max3543
);
446 if (ret
== 0 && buf
[0] == 0x38) {
447 priv
->tuner
= TUNER_RTL2832_MAX3543
;
448 priv
->tuner_name
= "MAX3543";
452 /* check TUA9001 ID register; reg=7e val=2328 */
453 ret
= rtl28xxu_ctrl_msg(d
, &req_tua9001
);
454 if (ret
== 0 && buf
[0] == 0x23 && buf
[1] == 0x28) {
455 priv
->tuner
= TUNER_RTL2832_TUA9001
;
456 priv
->tuner_name
= "TUA9001";
460 /* check MXL5007R ID register; reg=d9 val=14 */
461 ret
= rtl28xxu_ctrl_msg(d
, &req_mxl5007t
);
462 if (ret
== 0 && buf
[0] == 0x14) {
463 priv
->tuner
= TUNER_RTL2832_MXL5007T
;
464 priv
->tuner_name
= "MXL5007T";
468 /* check E4000 ID register; reg=02 val=40 */
469 ret
= rtl28xxu_ctrl_msg(d
, &req_e4000
);
470 if (ret
== 0 && buf
[0] == 0x40) {
471 priv
->tuner
= TUNER_RTL2832_E4000
;
472 priv
->tuner_name
= "E4000";
476 /* check TDA18272 ID register; reg=00 val=c760 */
477 ret
= rtl28xxu_ctrl_msg(d
, &req_tda18272
);
478 if (ret
== 0 && (buf
[0] == 0xc7 || buf
[1] == 0x60)) {
479 priv
->tuner
= TUNER_RTL2832_TDA18272
;
480 priv
->tuner_name
= "TDA18272";
484 /* check R820T ID register; reg=00 val=69 */
485 ret
= rtl28xxu_ctrl_msg(d
, &req_r820t
);
486 if (ret
== 0 && buf
[0] == 0x69) {
487 priv
->tuner
= TUNER_RTL2832_R820T
;
488 priv
->tuner_name
= "R820T";
493 dev_dbg(&d
->udev
->dev
, "%s: tuner=%s\n", __func__
, priv
->tuner_name
);
495 /* close demod I2C gate */
496 ret
= rtl28xxu_ctrl_msg(d
, &req_gate_close
);
502 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
506 static struct rtl2830_config rtl28xxu_rtl2830_mt2060_config
= {
507 .i2c_addr
= 0x10, /* 0x20 */
513 .agc_targ_val
= 0x2d,
517 static struct rtl2830_config rtl28xxu_rtl2830_qt1010_config
= {
518 .i2c_addr
= 0x10, /* 0x20 */
524 .agc_targ_val
= 0x2d,
527 static struct rtl2830_config rtl28xxu_rtl2830_mxl5005s_config
= {
528 .i2c_addr
= 0x10, /* 0x20 */
534 .agc_targ_val
= 0x3e,
537 static int rtl2831u_frontend_attach(struct dvb_usb_adapter
*adap
)
539 struct dvb_usb_device
*d
= adap_to_d(adap
);
540 struct rtl28xxu_priv
*priv
= d_to_priv(d
);
541 struct rtl2830_config
*rtl2830_config
;
544 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
546 switch (priv
->tuner
) {
547 case TUNER_RTL2830_QT1010
:
548 rtl2830_config
= &rtl28xxu_rtl2830_qt1010_config
;
550 case TUNER_RTL2830_MT2060
:
551 rtl2830_config
= &rtl28xxu_rtl2830_mt2060_config
;
553 case TUNER_RTL2830_MXL5005S
:
554 rtl2830_config
= &rtl28xxu_rtl2830_mxl5005s_config
;
557 dev_err(&d
->udev
->dev
, "%s: unknown tuner=%s\n",
558 KBUILD_MODNAME
, priv
->tuner_name
);
563 /* attach demodulator */
564 adap
->fe
[0] = dvb_attach(rtl2830_attach
, rtl2830_config
, &d
->i2c_adap
);
572 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
576 static struct rtl2832_config rtl28xxu_rtl2832_fc0012_config
= {
577 .i2c_addr
= 0x10, /* 0x20 */
580 .tuner
= TUNER_RTL2832_FC0012
583 static struct rtl2832_config rtl28xxu_rtl2832_fc0013_config
= {
584 .i2c_addr
= 0x10, /* 0x20 */
587 .tuner
= TUNER_RTL2832_FC0013
590 static struct rtl2832_config rtl28xxu_rtl2832_tua9001_config
= {
591 .i2c_addr
= 0x10, /* 0x20 */
593 .tuner
= TUNER_RTL2832_TUA9001
,
596 static struct rtl2832_config rtl28xxu_rtl2832_e4000_config
= {
597 .i2c_addr
= 0x10, /* 0x20 */
599 .tuner
= TUNER_RTL2832_E4000
,
602 static struct rtl2832_config rtl28xxu_rtl2832_r820t_config
= {
605 .tuner
= TUNER_RTL2832_R820T
,
608 static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device
*d
,
614 dev_dbg(&d
->udev
->dev
, "%s: cmd=%d arg=%d\n", __func__
, cmd
, arg
);
617 case FC_FE_CALLBACK_VHF_ENABLE
:
618 /* set output values */
619 ret
= rtl28xx_rd_reg(d
, SYS_GPIO_OUT_VAL
, &val
);
624 val
&= 0xbf; /* set GPIO6 low */
626 val
|= 0x40; /* set GPIO6 high */
629 ret
= rtl28xx_wr_reg(d
, SYS_GPIO_OUT_VAL
, val
);
639 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
643 static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device
*d
,
649 dev_dbg(&d
->udev
->dev
, "%s: cmd=%d arg=%d\n", __func__
, cmd
, arg
);
652 * CEN always enabled by hardware wiring
658 case TUA9001_CMD_RESETN
:
664 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, val
, 0x10);
668 case TUA9001_CMD_RXEN
:
674 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, val
, 0x02);
682 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
686 static int rtl2832u_tuner_callback(struct dvb_usb_device
*d
, int cmd
, int arg
)
688 struct rtl28xxu_priv
*priv
= d
->priv
;
690 switch (priv
->tuner
) {
691 case TUNER_RTL2832_FC0012
:
692 return rtl2832u_fc0012_tuner_callback(d
, cmd
, arg
);
693 case TUNER_RTL2832_TUA9001
:
694 return rtl2832u_tua9001_tuner_callback(d
, cmd
, arg
);
702 static int rtl2832u_frontend_callback(void *adapter_priv
, int component
,
705 struct i2c_adapter
*adap
= adapter_priv
;
706 struct dvb_usb_device
*d
= i2c_get_adapdata(adap
);
708 dev_dbg(&d
->udev
->dev
, "%s: component=%d cmd=%d arg=%d\n",
709 __func__
, component
, cmd
, arg
);
712 case DVB_FRONTEND_COMPONENT_TUNER
:
713 return rtl2832u_tuner_callback(d
, cmd
, arg
);
721 static int rtl2832u_frontend_attach(struct dvb_usb_adapter
*adap
)
724 struct dvb_usb_device
*d
= adap_to_d(adap
);
725 struct rtl28xxu_priv
*priv
= d_to_priv(d
);
726 struct rtl2832_config
*rtl2832_config
;
728 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
730 switch (priv
->tuner
) {
731 case TUNER_RTL2832_FC0012
:
732 rtl2832_config
= &rtl28xxu_rtl2832_fc0012_config
;
734 case TUNER_RTL2832_FC0013
:
735 rtl2832_config
= &rtl28xxu_rtl2832_fc0013_config
;
737 case TUNER_RTL2832_FC2580
:
738 /* FIXME: do not abuse fc0012 settings */
739 rtl2832_config
= &rtl28xxu_rtl2832_fc0012_config
;
741 case TUNER_RTL2832_TUA9001
:
742 rtl2832_config
= &rtl28xxu_rtl2832_tua9001_config
;
744 case TUNER_RTL2832_E4000
:
745 rtl2832_config
= &rtl28xxu_rtl2832_e4000_config
;
747 case TUNER_RTL2832_R820T
:
748 rtl2832_config
= &rtl28xxu_rtl2832_r820t_config
;
751 dev_err(&d
->udev
->dev
, "%s: unknown tuner=%s\n",
752 KBUILD_MODNAME
, priv
->tuner_name
);
757 /* attach demodulator */
758 adap
->fe
[0] = dvb_attach(rtl2832_attach
, rtl2832_config
, &d
->i2c_adap
);
764 /* set fe callback */
765 adap
->fe
[0]->callback
= rtl2832u_frontend_callback
;
769 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
773 static struct qt1010_config rtl28xxu_qt1010_config
= {
774 .i2c_address
= 0x62, /* 0xc4 */
777 static struct mt2060_config rtl28xxu_mt2060_config
= {
778 .i2c_address
= 0x60, /* 0xc0 */
782 static struct mxl5005s_config rtl28xxu_mxl5005s_config
= {
783 .i2c_address
= 0x63, /* 0xc6 */
784 .if_freq
= IF_FREQ_4570000HZ
,
785 .xtal_freq
= CRYSTAL_FREQ_16000000HZ
,
786 .agc_mode
= MXL_SINGLE_AGC
,
787 .tracking_filter
= MXL_TF_C_H
,
788 .rssi_enable
= MXL_RSSI_ENABLE
,
789 .cap_select
= MXL_CAP_SEL_ENABLE
,
790 .div_out
= MXL_DIV_OUT_4
,
791 .clock_out
= MXL_CLOCK_OUT_DISABLE
,
792 .output_load
= MXL5005S_IF_OUTPUT_LOAD_200_OHM
,
793 .top
= MXL5005S_TOP_25P2
,
794 .mod_mode
= MXL_DIGITAL_MODE
,
795 .if_mode
= MXL_ZERO_IF
,
796 .AgcMasterByte
= 0x00,
799 static int rtl2831u_tuner_attach(struct dvb_usb_adapter
*adap
)
802 struct dvb_usb_device
*d
= adap_to_d(adap
);
803 struct rtl28xxu_priv
*priv
= d_to_priv(d
);
804 struct i2c_adapter
*rtl2830_tuner_i2c
;
805 struct dvb_frontend
*fe
;
807 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
809 /* use rtl2830 driver I2C adapter, for more info see rtl2830 driver */
810 rtl2830_tuner_i2c
= rtl2830_get_tuner_i2c_adapter(adap
->fe
[0]);
812 switch (priv
->tuner
) {
813 case TUNER_RTL2830_QT1010
:
814 fe
= dvb_attach(qt1010_attach
, adap
->fe
[0],
815 rtl2830_tuner_i2c
, &rtl28xxu_qt1010_config
);
817 case TUNER_RTL2830_MT2060
:
818 fe
= dvb_attach(mt2060_attach
, adap
->fe
[0],
819 rtl2830_tuner_i2c
, &rtl28xxu_mt2060_config
,
822 case TUNER_RTL2830_MXL5005S
:
823 fe
= dvb_attach(mxl5005s_attach
, adap
->fe
[0],
824 rtl2830_tuner_i2c
, &rtl28xxu_mxl5005s_config
);
828 dev_err(&d
->udev
->dev
, "%s: unknown tuner=%d\n", KBUILD_MODNAME
,
839 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
843 static const struct e4000_config rtl2832u_e4000_config
= {
848 static const struct fc2580_config rtl2832u_fc2580_config
= {
853 static struct tua9001_config rtl2832u_tua9001_config
= {
857 static const struct fc0012_config rtl2832u_fc0012_config
= {
858 .i2c_address
= 0x63, /* 0xc6 >> 1 */
859 .xtal_freq
= FC_XTAL_28_8_MHZ
,
862 static const struct r820t_config rtl2832u_r820t_config
= {
865 .max_i2c_msg_len
= 2,
866 .rafael_chip
= CHIP_R820T
,
869 static int rtl2832u_tuner_attach(struct dvb_usb_adapter
*adap
)
872 struct dvb_usb_device
*d
= adap_to_d(adap
);
873 struct rtl28xxu_priv
*priv
= d_to_priv(d
);
874 struct dvb_frontend
*fe
;
876 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
878 switch (priv
->tuner
) {
879 case TUNER_RTL2832_FC0012
:
880 fe
= dvb_attach(fc0012_attach
, adap
->fe
[0],
881 &d
->i2c_adap
, &rtl2832u_fc0012_config
);
883 /* since fc0012 includs reading the signal strength delegate
884 * that to the tuner driver */
885 adap
->fe
[0]->ops
.read_signal_strength
=
886 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
889 case TUNER_RTL2832_FC0013
:
890 fe
= dvb_attach(fc0013_attach
, adap
->fe
[0],
891 &d
->i2c_adap
, 0xc6>>1, 0, FC_XTAL_28_8_MHZ
);
893 /* fc0013 also supports signal strength reading */
894 adap
->fe
[0]->ops
.read_signal_strength
=
895 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
897 case TUNER_RTL2832_E4000
:
898 fe
= dvb_attach(e4000_attach
, adap
->fe
[0], &d
->i2c_adap
,
899 &rtl2832u_e4000_config
);
901 case TUNER_RTL2832_FC2580
:
902 fe
= dvb_attach(fc2580_attach
, adap
->fe
[0], &d
->i2c_adap
,
903 &rtl2832u_fc2580_config
);
905 case TUNER_RTL2832_TUA9001
:
906 /* enable GPIO1 and GPIO4 as output */
907 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_DIR
, 0x00, 0x12);
911 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_OUT_EN
, 0x12, 0x12);
915 fe
= dvb_attach(tua9001_attach
, adap
->fe
[0], &d
->i2c_adap
,
916 &rtl2832u_tua9001_config
);
918 case TUNER_RTL2832_R820T
:
919 fe
= dvb_attach(r820t_attach
, adap
->fe
[0], &d
->i2c_adap
,
920 &rtl2832u_r820t_config
);
922 /* Use tuner to get the signal strength */
923 adap
->fe
[0]->ops
.read_signal_strength
=
924 adap
->fe
[0]->ops
.tuner_ops
.get_rf_strength
;
928 dev_err(&d
->udev
->dev
, "%s: unknown tuner=%d\n", KBUILD_MODNAME
,
939 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
943 static int rtl28xxu_init(struct dvb_usb_device
*d
)
948 dev_dbg(&d
->udev
->dev
, "%s:\n", __func__
);
950 /* init USB endpoints */
951 ret
= rtl28xx_rd_reg(d
, USB_SYSCTL_0
, &val
);
955 /* enable DMA and Full Packet Mode*/
957 ret
= rtl28xx_wr_reg(d
, USB_SYSCTL_0
, val
);
961 /* set EPA maximum packet size to 0x0200 */
962 ret
= rtl28xx_wr_regs(d
, USB_EPA_MAXPKT
, "\x00\x02\x00\x00", 4);
966 /* change EPA FIFO length */
967 ret
= rtl28xx_wr_regs(d
, USB_EPA_FIFO_CFG
, "\x14\x00\x00\x00", 4);
973 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
977 static int rtl2831u_power_ctrl(struct dvb_usb_device
*d
, int onoff
)
980 u8 gpio
, sys0
, epa_ctl
[2];
982 dev_dbg(&d
->udev
->dev
, "%s: onoff=%d\n", __func__
, onoff
);
985 ret
= rtl28xx_rd_reg(d
, SYS_SYS0
, &sys0
);
989 /* tuner power, read GPIOs */
990 ret
= rtl28xx_rd_reg(d
, SYS_GPIO_OUT_VAL
, &gpio
);
994 dev_dbg(&d
->udev
->dev
, "%s: RD SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__
,
998 gpio
|= 0x01; /* GPIO0 = 1 */
999 gpio
&= (~0x10); /* GPIO4 = 0 */
1000 gpio
|= 0x04; /* GPIO2 = 1, LED on */
1003 epa_ctl
[0] = 0x00; /* clear stall */
1004 epa_ctl
[1] = 0x00; /* clear reset */
1006 gpio
&= (~0x01); /* GPIO0 = 0 */
1007 gpio
|= 0x10; /* GPIO4 = 1 */
1008 gpio
&= (~0x04); /* GPIO2 = 1, LED off */
1009 sys0
= sys0
& (~0xc0);
1010 epa_ctl
[0] = 0x10; /* set stall */
1011 epa_ctl
[1] = 0x02; /* set reset */
1014 dev_dbg(&d
->udev
->dev
, "%s: WR SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__
,
1018 ret
= rtl28xx_wr_reg(d
, SYS_SYS0
, sys0
);
1022 /* tuner power, write GPIOs */
1023 ret
= rtl28xx_wr_reg(d
, SYS_GPIO_OUT_VAL
, gpio
);
1027 /* streaming EP: stall & reset */
1028 ret
= rtl28xx_wr_regs(d
, USB_EPA_CTL
, epa_ctl
, 2);
1033 usb_clear_halt(d
->udev
, usb_rcvbulkpipe(d
->udev
, 0x81));
1037 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
1041 static int rtl2832u_power_ctrl(struct dvb_usb_device
*d
, int onoff
)
1045 dev_dbg(&d
->udev
->dev
, "%s: onoff=%d\n", __func__
, onoff
);
1048 /* GPIO3=1, GPIO4=0 */
1049 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, 0x08, 0x18);
1054 ret
= rtl28xx_wr_reg_mask(d
, SYS_DEMOD_CTL1
, 0x00, 0x10);
1059 ret
= rtl28xx_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x80, 0x80);
1064 ret
= rtl28xx_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x20, 0x20);
1071 ret
= rtl28xx_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x48, 0x48);
1075 /* streaming EP: clear stall & reset */
1076 ret
= rtl28xx_wr_regs(d
, USB_EPA_CTL
, "\x00\x00", 2);
1080 ret
= usb_clear_halt(d
->udev
, usb_rcvbulkpipe(d
->udev
, 0x81));
1085 ret
= rtl28xx_wr_reg_mask(d
, SYS_GPIO_OUT_VAL
, 0x10, 0x10);
1090 ret
= rtl28xx_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x00, 0x48);
1095 ret
= rtl28xx_wr_reg_mask(d
, SYS_DEMOD_CTL
, 0x00, 0x80);
1099 /* streaming EP: set stall & reset */
1100 ret
= rtl28xx_wr_regs(d
, USB_EPA_CTL
, "\x10\x02", 2);
1107 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
1111 #if IS_ENABLED(CONFIG_RC_CORE)
1112 static int rtl2831u_rc_query(struct dvb_usb_device
*d
)
1115 struct rtl28xxu_priv
*priv
= d
->priv
;
1118 struct rtl28xxu_reg_val rc_nec_tab
[] = {
1135 /* init remote controller */
1136 if (!priv
->rc_active
) {
1137 for (i
= 0; i
< ARRAY_SIZE(rc_nec_tab
); i
++) {
1138 ret
= rtl28xx_wr_reg(d
, rc_nec_tab
[i
].reg
,
1143 priv
->rc_active
= true;
1146 ret
= rtl2831_rd_regs(d
, SYS_IRRC_RP
, buf
, 5);
1150 if (buf
[4] & 0x01) {
1151 if (buf
[2] == (u8
) ~buf
[3]) {
1152 if (buf
[0] == (u8
) ~buf
[1]) {
1153 /* NEC standard (16 bit) */
1154 rc_code
= buf
[0] << 8 | buf
[2];
1156 /* NEC extended (24 bit) */
1157 rc_code
= buf
[0] << 16 |
1158 buf
[1] << 8 | buf
[2];
1161 /* NEC full (32 bit) */
1162 rc_code
= buf
[0] << 24 | buf
[1] << 16 |
1163 buf
[2] << 8 | buf
[3];
1166 rc_keydown(d
->rc_dev
, rc_code
, 0);
1168 ret
= rtl28xx_wr_reg(d
, SYS_IRRC_SR
, 1);
1172 /* repeated intentionally to avoid extra keypress */
1173 ret
= rtl28xx_wr_reg(d
, SYS_IRRC_SR
, 1);
1180 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
1184 static int rtl2831u_get_rc_config(struct dvb_usb_device
*d
,
1185 struct dvb_usb_rc
*rc
)
1187 rc
->map_name
= RC_MAP_EMPTY
;
1188 rc
->allowed_protos
= RC_BIT_NEC
;
1189 rc
->query
= rtl2831u_rc_query
;
1195 static int rtl2832u_rc_query(struct dvb_usb_device
*d
)
1198 struct rtl28xxu_priv
*priv
= d
->priv
;
1199 struct ir_raw_event ev
;
1201 static const struct rtl28xxu_reg_val_mask refresh_tab
[] = {
1202 {IR_RX_IF
, 0x03, 0xff},
1203 {IR_RX_BUF_CTRL
, 0x80, 0xff},
1204 {IR_RX_CTRL
, 0x80, 0xff},
1207 /* init remote controller */
1208 if (!priv
->rc_active
) {
1209 static const struct rtl28xxu_reg_val_mask init_tab
[] = {
1210 {SYS_DEMOD_CTL1
, 0x00, 0x04},
1211 {SYS_DEMOD_CTL1
, 0x00, 0x08},
1212 {USB_CTRL
, 0x20, 0x20},
1213 {SYS_GPIO_DIR
, 0x00, 0x08},
1214 {SYS_GPIO_OUT_EN
, 0x08, 0x08},
1215 {SYS_GPIO_OUT_VAL
, 0x08, 0x08},
1216 {IR_MAX_DURATION0
, 0xd0, 0xff},
1217 {IR_MAX_DURATION1
, 0x07, 0xff},
1218 {IR_IDLE_LEN0
, 0xc0, 0xff},
1219 {IR_IDLE_LEN1
, 0x00, 0xff},
1220 {IR_GLITCH_LEN
, 0x03, 0xff},
1221 {IR_RX_CLK
, 0x09, 0xff},
1222 {IR_RX_CFG
, 0x1c, 0xff},
1223 {IR_MAX_H_TOL_LEN
, 0x1e, 0xff},
1224 {IR_MAX_L_TOL_LEN
, 0x1e, 0xff},
1225 {IR_RX_CTRL
, 0x80, 0xff},
1228 for (i
= 0; i
< ARRAY_SIZE(init_tab
); i
++) {
1229 ret
= rtl28xx_wr_reg_mask(d
, init_tab
[i
].reg
,
1230 init_tab
[i
].val
, init_tab
[i
].mask
);
1235 priv
->rc_active
= true;
1238 ret
= rtl28xx_rd_reg(d
, IR_RX_IF
, &buf
[0]);
1245 ret
= rtl28xx_rd_reg(d
, IR_RX_BC
, &buf
[0]);
1251 /* read raw code from hw */
1252 ret
= rtl2831_rd_regs(d
, IR_RX_BUF
, buf
, len
);
1256 /* let hw receive new code */
1257 for (i
= 0; i
< ARRAY_SIZE(refresh_tab
); i
++) {
1258 ret
= rtl28xx_wr_reg_mask(d
, refresh_tab
[i
].reg
,
1259 refresh_tab
[i
].val
, refresh_tab
[i
].mask
);
1264 /* pass data to Kernel IR decoder */
1265 init_ir_raw_event(&ev
);
1267 for (i
= 0; i
< len
; i
++) {
1268 ev
.pulse
= buf
[i
] >> 7;
1269 ev
.duration
= 50800 * (buf
[i
] & 0x7f);
1270 ir_raw_event_store_with_filter(d
->rc_dev
, &ev
);
1273 /* 'flush' ir_raw_event_store_with_filter() */
1274 ir_raw_event_set_idle(d
->rc_dev
, true);
1275 ir_raw_event_handle(d
->rc_dev
);
1279 dev_dbg(&d
->udev
->dev
, "%s: failed=%d\n", __func__
, ret
);
1283 static int rtl2832u_get_rc_config(struct dvb_usb_device
*d
,
1284 struct dvb_usb_rc
*rc
)
1286 /* load empty to enable rc */
1288 rc
->map_name
= RC_MAP_EMPTY
;
1289 rc
->allowed_protos
= RC_BIT_ALL
;
1290 rc
->driver_type
= RC_DRIVER_IR_RAW
;
1291 rc
->query
= rtl2832u_rc_query
;
1297 #define rtl2831u_get_rc_config NULL
1298 #define rtl2832u_get_rc_config NULL
1301 static const struct dvb_usb_device_properties rtl2831u_props
= {
1302 .driver_name
= KBUILD_MODNAME
,
1303 .owner
= THIS_MODULE
,
1304 .adapter_nr
= adapter_nr
,
1305 .size_of_priv
= sizeof(struct rtl28xxu_priv
),
1307 .power_ctrl
= rtl2831u_power_ctrl
,
1308 .i2c_algo
= &rtl28xxu_i2c_algo
,
1309 .read_config
= rtl2831u_read_config
,
1310 .frontend_attach
= rtl2831u_frontend_attach
,
1311 .tuner_attach
= rtl2831u_tuner_attach
,
1312 .init
= rtl28xxu_init
,
1313 .get_rc_config
= rtl2831u_get_rc_config
,
1318 .stream
= DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1323 static const struct dvb_usb_device_properties rtl2832u_props
= {
1324 .driver_name
= KBUILD_MODNAME
,
1325 .owner
= THIS_MODULE
,
1326 .adapter_nr
= adapter_nr
,
1327 .size_of_priv
= sizeof(struct rtl28xxu_priv
),
1329 .power_ctrl
= rtl2832u_power_ctrl
,
1330 .i2c_algo
= &rtl28xxu_i2c_algo
,
1331 .read_config
= rtl2832u_read_config
,
1332 .frontend_attach
= rtl2832u_frontend_attach
,
1333 .tuner_attach
= rtl2832u_tuner_attach
,
1334 .init
= rtl28xxu_init
,
1335 .get_rc_config
= rtl2832u_get_rc_config
,
1340 .stream
= DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
1345 static const struct usb_device_id rtl28xxu_id_table
[] = {
1346 { DVB_USB_DEVICE(USB_VID_REALTEK
, USB_PID_REALTEK_RTL2831U
,
1347 &rtl2831u_props
, "Realtek RTL2831U reference design", NULL
) },
1348 { DVB_USB_DEVICE(USB_VID_WIDEVIEW
, USB_PID_FREECOM_DVBT
,
1349 &rtl2831u_props
, "Freecom USB2.0 DVB-T", NULL
) },
1350 { DVB_USB_DEVICE(USB_VID_WIDEVIEW
, USB_PID_FREECOM_DVBT_2
,
1351 &rtl2831u_props
, "Freecom USB2.0 DVB-T", NULL
) },
1353 { DVB_USB_DEVICE(USB_VID_REALTEK
, 0x2832,
1354 &rtl2832u_props
, "Realtek RTL2832U reference design", NULL
) },
1355 { DVB_USB_DEVICE(USB_VID_REALTEK
, 0x2838,
1356 &rtl2832u_props
, "Realtek RTL2832U reference design", NULL
) },
1357 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1
,
1358 &rtl2832u_props
, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM
) },
1359 { DVB_USB_DEVICE(USB_VID_GTEK
, USB_PID_DELOCK_USB2_DVBT
,
1360 &rtl2832u_props
, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL
) },
1361 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_NOXON_DAB_STICK
,
1362 &rtl2832u_props
, "TerraTec NOXON DAB Stick", NULL
) },
1363 { DVB_USB_DEVICE(USB_VID_TERRATEC
, USB_PID_NOXON_DAB_STICK_REV2
,
1364 &rtl2832u_props
, "TerraTec NOXON DAB Stick (rev 2)", NULL
) },
1365 { DVB_USB_DEVICE(USB_VID_GTEK
, USB_PID_TREKSTOR_TERRES_2_0
,
1366 &rtl2832u_props
, "Trekstor DVB-T Stick Terres 2.0", NULL
) },
1367 { DVB_USB_DEVICE(USB_VID_DEXATEK
, 0x1101,
1368 &rtl2832u_props
, "Dexatek DK DVB-T Dongle", NULL
) },
1369 { DVB_USB_DEVICE(USB_VID_LEADTEK
, 0x6680,
1370 &rtl2832u_props
, "DigitalNow Quad DVB-T Receiver", NULL
) },
1371 { DVB_USB_DEVICE(USB_VID_TERRATEC
, 0x00d3,
1372 &rtl2832u_props
, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL
) },
1373 { DVB_USB_DEVICE(USB_VID_DEXATEK
, 0x1102,
1374 &rtl2832u_props
, "Dexatek DK mini DVB-T Dongle", NULL
) },
1375 { DVB_USB_DEVICE(USB_VID_TERRATEC
, 0x00d7,
1376 &rtl2832u_props
, "TerraTec Cinergy T Stick+", NULL
) },
1377 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd3a8,
1378 &rtl2832u_props
, "ASUS My Cinema-U3100Mini Plus V2", NULL
) },
1379 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd393,
1380 &rtl2832u_props
, "GIGABYTE U7300", NULL
) },
1381 { DVB_USB_DEVICE(USB_VID_DEXATEK
, 0x1104,
1382 &rtl2832u_props
, "MSI DIGIVOX Micro HD", NULL
) },
1383 { DVB_USB_DEVICE(USB_VID_COMPRO
, 0x0620,
1384 &rtl2832u_props
, "Compro VideoMate U620F", NULL
) },
1385 { DVB_USB_DEVICE(USB_VID_KWORLD_2
, 0xd394,
1386 &rtl2832u_props
, "MaxMedia HU394-T", NULL
) },
1387 { DVB_USB_DEVICE(USB_VID_LEADTEK
, 0x6a03,
1388 &rtl2832u_props
, "Leadtek WinFast DTV Dongle mini", NULL
) },
1389 { DVB_USB_DEVICE(USB_VID_GTEK
, USB_PID_CPYTO_REDI_PC50A
,
1390 &rtl2832u_props
, "Crypto ReDi PC 50 A", NULL
) },
1393 MODULE_DEVICE_TABLE(usb
, rtl28xxu_id_table
);
1395 static struct usb_driver rtl28xxu_usb_driver
= {
1396 .name
= KBUILD_MODNAME
,
1397 .id_table
= rtl28xxu_id_table
,
1398 .probe
= dvb_usbv2_probe
,
1399 .disconnect
= dvb_usbv2_disconnect
,
1400 .suspend
= dvb_usbv2_suspend
,
1401 .resume
= dvb_usbv2_resume
,
1402 .reset_resume
= dvb_usbv2_reset_resume
,
1407 module_usb_driver(rtl28xxu_usb_driver
);
1409 MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
1410 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1411 MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
1412 MODULE_LICENSE("GPL");