2 * drxd_hard.c: DVB-T Demodulator Micronas DRX3975D-A2,DRX397xD-B1
4 * Copyright (C) 2003-2007 Micronas
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 only, as published by the Free Software Foundation.
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.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
24 #include <linux/kernel.h>
25 #include <linux/module.h>
26 #include <linux/moduleparam.h>
27 #include <linux/init.h>
28 #include <linux/delay.h>
29 #include <linux/firmware.h>
30 #include <linux/i2c.h>
31 #include <linux/version.h>
32 #include <asm/div64.h>
34 #include "dvb_frontend.h"
36 #include "drxd_firm.h"
38 #define CHK_ERROR(s) if( (status = s)<0 ) break
41 #define DRX_I2C_RMW 0x10
42 #define DRX_I2C_BROADCAST 0x20
43 #define DRX_I2C_CLEARCRC 0x80
44 #define DRX_I2C_SINGLE_MASTER 0xC0
45 #define DRX_I2C_MODEFLAGS 0xC0
46 #define DRX_I2C_FLAGS 0xF0
49 #define SIZEOF_ARRAY(array) (sizeof((array))/sizeof((array)[0]))
52 #define DEFAULT_LOCK_TIMEOUT 1100
54 #define DRX_CHANNEL_AUTO 0
55 #define DRX_CHANNEL_HIGH 1
56 #define DRX_CHANNEL_LOW 2
58 #define DRX_LOCK_MPEG 1
59 #define DRX_LOCK_FEC 2
60 #define DRX_LOCK_DEMOD 4
63 /****************************************************************************/
72 DRXD_UNINITIALIZED
= 0,
85 OM_DVBT_Diversity_Front
,
90 enum AGC_CTRL_MODE ctrlMode
;
91 u16 outputLevel
; /* range [0, ... , 1023], 1/n of fullscale range */
92 u16 settleLevel
; /* range [0, ... , 1023], 1/n of fullscale range */
93 u16 minOutputLevel
;/* range [0, ... , 1023], 1/n of fullscale range */
94 u16 maxOutputLevel
;/* range [0, ... , 1023], 1/n of fullscale range */
95 u16 speed
; /* range [0, ... , 1023], 1/n of fullscale range */
117 IFFILTER_DISCRETE
= 1
121 struct dvb_frontend frontend
;
122 struct dvb_frontend_ops ops
;
123 struct dvb_frontend_parameters param
;
125 const struct firmware
*fw
;
128 struct i2c_adapter
*i2c
;
130 struct drxd_config config
;
134 struct semaphore mutex
;
137 u16 hi_cfg_timing_div
;
138 u16 hi_cfg_bridge_delay
;
139 u16 hi_cfg_wakeup_key
;
142 u16 intermediate_freq
;
145 enum CSCDState cscd_state
;
146 enum CDrxdState drxd_state
;
149 s16 osc_clock_deviation
;
150 u16 expected_sys_clock_freq
;
157 struct SCfgAgc if_agc_cfg
;
158 struct SCfgAgc rf_agc_cfg
;
160 struct SNoiseCal noise_cal
;
163 u32 org_fe_fs_add_incr
;
164 u16 current_fe_if_incr
;
167 u16 m_FeAgRegAgAgcSio
;
169 u16 m_EcOcRegOcModeLop
;
170 u16 m_EcOcRegSncSncLvl
;
171 u8
*m_InitAtomicRead
;
183 u8
*m_InitDiversityFront
;
184 u8
*m_InitDiversityEnd
;
185 u8
*m_DisableDiversity
;
186 u8
*m_StartDiversityFront
;
187 u8
*m_StartDiversityEnd
;
189 u8
*m_DiversityDelay8MHZ
;
190 u8
*m_DiversityDelay6MHZ
;
193 u32 microcode_length
;
200 enum app_env app_env_default
;
201 enum app_env app_env_diversity
;
206 /****************************************************************************/
207 /* I2C **********************************************************************/
208 /****************************************************************************/
210 static int i2c_write(struct i2c_adapter
*adap
, u8 adr
, u8
*data
, int len
)
212 struct i2c_msg msg
= { .addr
=adr
, .flags
=0, .buf
=data
, .len
=len
};
214 if (i2c_transfer(adap
, &msg
, 1) != 1)
219 static int i2c_read(struct i2c_adapter
*adap
,
220 u8 adr
, u8
*msg
, int len
, u8
*answ
, int alen
)
222 struct i2c_msg msgs
[2] = { { .addr
=adr
, .flags
=0,
223 .buf
=msg
, .len
=len
},
224 { .addr
=adr
, .flags
=I2C_M_RD
,
225 .buf
=answ
, .len
=alen
} };
226 if (i2c_transfer(adap
, msgs
, 2) != 2)
231 inline u32
MulDiv32(u32 a
, u32 b
, u32 c
)
241 static int Read16(struct drxd_state
*state
, u32 reg
, u16
*data
, u8 flags
)
243 u8 adr
=state
->config
.demod_address
;
244 u8 mm1
[4]={reg
&0xff, (reg
>>16)&0xff,
245 flags
|((reg
>>24)&0xff), (reg
>>8)&0xff};
247 if (i2c_read(state
->i2c
, adr
, mm1
, 4, mm2
, 2)<0)
250 *data
=mm2
[0]|(mm2
[1]<<8);
251 return mm2
[0]|(mm2
[1]<<8);
254 static int Read32(struct drxd_state
*state
, u32 reg
, u32
*data
, u8 flags
)
256 u8 adr
=state
->config
.demod_address
;
257 u8 mm1
[4]={reg
&0xff, (reg
>>16)&0xff,
258 flags
|((reg
>>24)&0xff), (reg
>>8)&0xff};
261 if (i2c_read(state
->i2c
, adr
, mm1
, 4, mm2
, 4)<0)
264 *data
=mm2
[0]|(mm2
[1]<<8)|(mm2
[2]<<16)|(mm2
[3]<<24);
268 static int Write16(struct drxd_state
*state
, u32 reg
, u16 data
, u8 flags
)
270 u8 adr
=state
->config
.demod_address
;
271 u8 mm
[6]={ reg
&0xff, (reg
>>16)&0xff,
272 flags
|((reg
>>24)&0xff), (reg
>>8)&0xff,
273 data
&0xff, (data
>>8)&0xff };
275 if (i2c_write(state
->i2c
, adr
, mm
, 6)<0)
280 static int Write32(struct drxd_state
*state
, u32 reg
, u32 data
, u8 flags
)
282 u8 adr
=state
->config
.demod_address
;
283 u8 mm
[8]={ reg
&0xff, (reg
>>16)&0xff,
284 flags
|((reg
>>24)&0xff), (reg
>>8)&0xff,
285 data
&0xff, (data
>>8)&0xff,
286 (data
>>16)&0xff, (data
>>24)&0xff };
288 if (i2c_write(state
->i2c
, adr
, mm
, 8)<0)
293 static int write_chunk(struct drxd_state
*state
,
294 u32 reg
, u8
*data
, u32 len
, u8 flags
)
296 u8 adr
=state
->config
.demod_address
;
297 u8 mm
[CHUNK_SIZE
+4]={ reg
&0xff, (reg
>>16)&0xff,
298 flags
|((reg
>>24)&0xff), (reg
>>8)&0xff };
301 for (i
=0; i
<len
; i
++)
303 if (i2c_write(state
->i2c
, adr
, mm
, 4+len
)<0) {
304 printk("error in write_chunk\n");
310 static int WriteBlock(struct drxd_state
*state
,
311 u32 Address
, u16 BlockSize
, u8
*pBlock
, u8 Flags
)
313 while(BlockSize
> 0) {
314 u16 Chunk
= BlockSize
> CHUNK_SIZE
? CHUNK_SIZE
: BlockSize
;
316 if (write_chunk(state
, Address
, pBlock
, Chunk
, Flags
)<0)
319 Address
+= (Chunk
>> 1);
325 static int WriteTable(struct drxd_state
*state
, u8
*pTable
)
334 u32 Address
= pTable
[0]|(pTable
[1]<<8)|
335 (pTable
[2]<<16)|(pTable
[3]<<24);
337 if (Address
==0xFFFFFFFF)
339 pTable
+= sizeof(u32
);
341 Length
= pTable
[0]|(pTable
[1]<<8);
342 pTable
+= sizeof(u16
);
345 status
= WriteBlock(state
, Address
, Length
*2, pTable
, 0);
346 pTable
+= (Length
*2);
352 /****************************************************************************/
353 /****************************************************************************/
354 /****************************************************************************/
356 static int ResetCEFR(struct drxd_state
*state
)
358 return WriteTable(state
, state
->m_ResetCEFR
);
361 static int InitCP(struct drxd_state
*state
)
363 return WriteTable(state
, state
->m_InitCP
);
366 static int InitCE(struct drxd_state
*state
)
369 enum app_env AppEnv
= state
->app_env_default
;
372 CHK_ERROR(WriteTable(state
, state
->m_InitCE
));
374 if (state
->operation_mode
== OM_DVBT_Diversity_Front
||
375 state
->operation_mode
== OM_DVBT_Diversity_End
) {
376 AppEnv
= state
->app_env_diversity
;
378 if ( AppEnv
== APPENV_STATIC
) {
379 CHK_ERROR(Write16(state
,CE_REG_TAPSET__A
, 0x0000,0));
380 } else if( AppEnv
== APPENV_PORTABLE
) {
381 CHK_ERROR(Write16(state
,CE_REG_TAPSET__A
, 0x0001,0));
382 } else if( AppEnv
== APPENV_MOBILE
&& state
->type_A
) {
383 CHK_ERROR(Write16(state
,CE_REG_TAPSET__A
, 0x0002,0));
384 } else if( AppEnv
== APPENV_MOBILE
&& !state
->type_A
) {
385 CHK_ERROR(Write16(state
,CE_REG_TAPSET__A
, 0x0006,0));
389 CHK_ERROR(Write16(state
,B_CE_REG_COMM_EXEC__A
,0x0001,0));
394 static int StopOC(struct drxd_state
*state
)
398 u16 ocModeLop
= state
->m_EcOcRegOcModeLop
;
403 /* Store output configuration */
404 CHK_ERROR(Read16(state
, EC_OC_REG_SNC_ISC_LVL__A
,
406 /* CHK_ERROR(Read16(EC_OC_REG_OC_MODE_LOP__A,
408 state
->m_EcOcRegSncSncLvl
= ocSyncLvl
;
409 /* m_EcOcRegOcModeLop = ocModeLop; */
411 /* Flush FIFO (byte-boundary) at fixed rate */
412 CHK_ERROR(Read16(state
, EC_OC_REG_RCN_MAP_LOP__A
,
414 CHK_ERROR(Read16(state
, EC_OC_REG_RCN_MAP_HIP__A
,
416 CHK_ERROR(Write16(state
, EC_OC_REG_DTO_INC_LOP__A
,
418 CHK_ERROR(Write16(state
, EC_OC_REG_DTO_INC_HIP__A
,
420 ocModeLop
&= ~(EC_OC_REG_OC_MODE_LOP_DTO_CTR_SRC__M
);
421 ocModeLop
|= EC_OC_REG_OC_MODE_LOP_DTO_CTR_SRC_STATIC
;
422 CHK_ERROR(Write16(state
, EC_OC_REG_OC_MODE_LOP__A
,
424 CHK_ERROR(Write16(state
, EC_OC_REG_COMM_EXEC__A
,
425 EC_OC_REG_COMM_EXEC_CTL_HOLD
,0 ));
428 /* Output pins to '0' */
429 CHK_ERROR(Write16(state
, EC_OC_REG_OCR_MPG_UOS__A
,
430 EC_OC_REG_OCR_MPG_UOS__M
,0 ));
432 /* Force the OC out of sync */
433 ocSyncLvl
&= ~(EC_OC_REG_SNC_ISC_LVL_OSC__M
);
434 CHK_ERROR(Write16(state
, EC_OC_REG_SNC_ISC_LVL__A
,
436 ocModeLop
&= ~(EC_OC_REG_OC_MODE_LOP_PAR_ENA__M
);
437 ocModeLop
|= EC_OC_REG_OC_MODE_LOP_PAR_ENA_ENABLE
;
438 ocModeLop
|= 0x2; /* Magically-out-of-sync */
439 CHK_ERROR(Write16(state
, EC_OC_REG_OC_MODE_LOP__A
,
441 CHK_ERROR(Write16(state
, EC_OC_REG_COMM_INT_STA__A
, 0x0,0 ));
442 CHK_ERROR(Write16(state
, EC_OC_REG_COMM_EXEC__A
,
443 EC_OC_REG_COMM_EXEC_CTL_ACTIVE
,0 ));
449 static int StartOC(struct drxd_state
*state
)
455 CHK_ERROR(Write16(state
, EC_OC_REG_COMM_EXEC__A
,
456 EC_OC_REG_COMM_EXEC_CTL_HOLD
,0 ));
458 /* Restore output configuration */
459 CHK_ERROR(Write16(state
, EC_OC_REG_SNC_ISC_LVL__A
,
460 state
->m_EcOcRegSncSncLvl
,0 ));
461 CHK_ERROR(Write16(state
, EC_OC_REG_OC_MODE_LOP__A
,
462 state
->m_EcOcRegOcModeLop
,0 ));
464 /* Output pins active again */
465 CHK_ERROR(Write16(state
, EC_OC_REG_OCR_MPG_UOS__A
,
466 EC_OC_REG_OCR_MPG_UOS_INIT
,0 ));
469 CHK_ERROR(Write16(state
, EC_OC_REG_COMM_EXEC__A
,
470 EC_OC_REG_COMM_EXEC_CTL_ACTIVE
,0 ));
475 static int InitEQ(struct drxd_state
*state
)
477 return WriteTable(state
, state
->m_InitEQ
);
480 static int InitEC(struct drxd_state
*state
)
482 return WriteTable(state
, state
->m_InitEC
);
485 static int InitSC(struct drxd_state
*state
)
487 return WriteTable(state
, state
->m_InitSC
);
490 static int InitAtomicRead(struct drxd_state
*state
)
492 return WriteTable(state
, state
->m_InitAtomicRead
);
495 static int CorrectSysClockDeviation(struct drxd_state
*state
);
497 static int DRX_GetLockStatus(struct drxd_state
*state
, u32
*pLockStatus
)
500 const u16 mpeg_lock_mask
= ( SC_RA_RAM_LOCK_MPEG__M
|
501 SC_RA_RAM_LOCK_FEC__M
|
502 SC_RA_RAM_LOCK_DEMOD__M
);
503 const u16 fec_lock_mask
= ( SC_RA_RAM_LOCK_FEC__M
|
504 SC_RA_RAM_LOCK_DEMOD__M
);
505 const u16 demod_lock_mask
= SC_RA_RAM_LOCK_DEMOD__M
;
511 status
= Read16(state
, SC_RA_RAM_LOCK__A
, &ScRaRamLock
, 0x0000 );
513 printk("Can't read SC_RA_RAM_LOCK__A status = %08x\n",
518 if( state
->drxd_state
!= DRXD_STARTED
)
521 if ( (ScRaRamLock
& mpeg_lock_mask
) == mpeg_lock_mask
) {
522 *pLockStatus
|=DRX_LOCK_MPEG
;
523 CorrectSysClockDeviation(state
);
526 if ( (ScRaRamLock
& fec_lock_mask
) == fec_lock_mask
)
527 *pLockStatus
|=DRX_LOCK_FEC
;
529 if ( (ScRaRamLock
& demod_lock_mask
) == demod_lock_mask
)
530 *pLockStatus
|=DRX_LOCK_DEMOD
;
534 /****************************************************************************/
536 static int SetCfgIfAgc(struct drxd_state
*state
, struct SCfgAgc
*cfg
)
540 if( cfg
->outputLevel
> DRXD_FE_CTRL_MAX
)
543 if( cfg
->ctrlMode
== AGC_CTRL_USER
) {
545 u16 FeAgRegPm1AgcWri
;
546 u16 FeAgRegAgModeLop
;
548 CHK_ERROR(Read16(state
,FE_AG_REG_AG_MODE_LOP__A
,
549 &FeAgRegAgModeLop
,0));
551 (~FE_AG_REG_AG_MODE_LOP_MODE_4__M
);
553 FE_AG_REG_AG_MODE_LOP_MODE_4_STATIC
;
554 CHK_ERROR(Write16(state
,FE_AG_REG_AG_MODE_LOP__A
,
555 FeAgRegAgModeLop
,0));
557 FeAgRegPm1AgcWri
= (u16
)(cfg
->outputLevel
&
558 FE_AG_REG_PM1_AGC_WRI__M
);
559 CHK_ERROR(Write16(state
,FE_AG_REG_PM1_AGC_WRI__A
,
560 FeAgRegPm1AgcWri
,0));
563 } else if( cfg
->ctrlMode
== AGC_CTRL_AUTO
) {
564 if ( ( (cfg
->maxOutputLevel
) < (cfg
->minOutputLevel
) ) ||
565 ( (cfg
->maxOutputLevel
) > DRXD_FE_CTRL_MAX
) ||
566 ( (cfg
->speed
) > DRXD_FE_CTRL_MAX
) ||
567 ( (cfg
->settleLevel
) > DRXD_FE_CTRL_MAX
)
571 u16 FeAgRegAgModeLop
;
572 u16 FeAgRegEgcSetLvl
;
577 CHK_ERROR(Read16(state
,FE_AG_REG_AG_MODE_LOP__A
,
578 &FeAgRegAgModeLop
,0));
580 (~FE_AG_REG_AG_MODE_LOP_MODE_4__M
);
582 FE_AG_REG_AG_MODE_LOP_MODE_4_DYNAMIC
;
583 CHK_ERROR(Write16(state
,FE_AG_REG_AG_MODE_LOP__A
,
584 FeAgRegAgModeLop
,0));
586 /* == Settle level == */
588 FeAgRegEgcSetLvl
= (u16
)(( cfg
->settleLevel
>> 1 ) &
589 FE_AG_REG_EGC_SET_LVL__M
);
590 CHK_ERROR(Write16(state
,FE_AG_REG_EGC_SET_LVL__A
,
591 FeAgRegEgcSetLvl
,0));
595 slope
= (u16
)(( cfg
->maxOutputLevel
-
596 cfg
->minOutputLevel
)/2);
597 offset
= (u16
)(( cfg
->maxOutputLevel
+
598 cfg
->minOutputLevel
)/2 - 511);
600 CHK_ERROR(Write16(state
,FE_AG_REG_GC1_AGC_RIC__A
,
602 CHK_ERROR(Write16(state
,FE_AG_REG_GC1_AGC_OFF__A
,
607 const u16 maxRur
= 8;
608 const u16 slowIncrDecLUT
[]={ 3, 4, 4, 5, 6 };
609 const u16 fastIncrDecLUT
[]={ 14, 15, 15, 16,
615 u16 fineSteps
= (DRXD_FE_CTRL_MAX
+1)/
617 u16 fineSpeed
= (u16
)(cfg
->speed
-
621 u16 invRurCount
= (u16
)(cfg
->speed
/
624 if ( invRurCount
> maxRur
)
627 fineSpeed
+= fineSteps
;
629 rurCount
= maxRur
- invRurCount
;
634 (2^(fineSpeed/fineSteps))
635 => range[default...2*default>
637 (2^(fineSpeed/fineSteps))
641 fastIncrDecLUT
[fineSpeed
/
644 u16 slowIncrDec
= slowIncrDecLUT
[
645 fineSpeed
/(fineSteps
/(3+1)) ];
647 CHK_ERROR(Write16(state
,
648 FE_AG_REG_EGC_RUR_CNT__A
,
650 CHK_ERROR(Write16(state
,
651 FE_AG_REG_EGC_FAS_INC__A
,
653 CHK_ERROR(Write16(state
,
654 FE_AG_REG_EGC_FAS_DEC__A
,
656 CHK_ERROR(Write16(state
,
657 FE_AG_REG_EGC_SLO_INC__A
,
659 CHK_ERROR(Write16(state
,
660 FE_AG_REG_EGC_SLO_DEC__A
,
667 /* No OFF mode for IF control */
674 static int SetCfgRfAgc(struct drxd_state
*state
, struct SCfgAgc
*cfg
)
678 if( cfg
->outputLevel
> DRXD_FE_CTRL_MAX
)
681 if( cfg
->ctrlMode
== AGC_CTRL_USER
) {
684 u16 level
= ( cfg
->outputLevel
);
686 if (level
== DRXD_FE_CTRL_MAX
)
689 CHK_ERROR( Write16(state
,FE_AG_REG_PM2_AGC_WRI__A
,
694 /* Powerdown PD2, WRI source */
695 state
->m_FeAgRegAgPwd
&=
696 ~(FE_AG_REG_AG_PWD_PWD_PD2__M
);
697 state
->m_FeAgRegAgPwd
|=
698 FE_AG_REG_AG_PWD_PWD_PD2_DISABLE
;
699 CHK_ERROR( Write16(state
,FE_AG_REG_AG_PWD__A
,
700 state
->m_FeAgRegAgPwd
,0x0000 ));
702 CHK_ERROR( Read16(state
,FE_AG_REG_AG_MODE_LOP__A
,
703 &AgModeLop
,0x0000 ));
704 AgModeLop
&= (~( FE_AG_REG_AG_MODE_LOP_MODE_5__M
|
705 FE_AG_REG_AG_MODE_LOP_MODE_E__M
));
706 AgModeLop
|= ( FE_AG_REG_AG_MODE_LOP_MODE_5_STATIC
|
707 FE_AG_REG_AG_MODE_LOP_MODE_E_STATIC
);
708 CHK_ERROR( Write16(state
,FE_AG_REG_AG_MODE_LOP__A
,
712 /* enable AGC2 pin */
714 u16 FeAgRegAgAgcSio
= 0;
715 CHK_ERROR( Read16(state
,
716 FE_AG_REG_AG_AGC_SIO__A
,
717 &FeAgRegAgAgcSio
, 0x0000 ));
719 ~(FE_AG_REG_AG_AGC_SIO_AGC_SIO_2__M
);
721 FE_AG_REG_AG_AGC_SIO_AGC_SIO_2_OUTPUT
;
722 CHK_ERROR( Write16(state
,
723 FE_AG_REG_AG_AGC_SIO__A
,
724 FeAgRegAgAgcSio
, 0x0000 ));
728 } else if( cfg
->ctrlMode
== AGC_CTRL_AUTO
) {
733 /* Automatic control */
734 /* Powerup PD2, AGC2 as output, TGC source */
735 (state
->m_FeAgRegAgPwd
) &=
736 ~(FE_AG_REG_AG_PWD_PWD_PD2__M
);
737 (state
->m_FeAgRegAgPwd
) |=
738 FE_AG_REG_AG_PWD_PWD_PD2_DISABLE
;
739 CHK_ERROR(Write16(state
,FE_AG_REG_AG_PWD__A
,
740 (state
->m_FeAgRegAgPwd
),0x0000 ));
742 CHK_ERROR(Read16(state
,FE_AG_REG_AG_MODE_LOP__A
,
743 &AgModeLop
,0x0000 ));
744 AgModeLop
&= (~( FE_AG_REG_AG_MODE_LOP_MODE_5__M
|
745 FE_AG_REG_AG_MODE_LOP_MODE_E__M
));
746 AgModeLop
|= ( FE_AG_REG_AG_MODE_LOP_MODE_5_STATIC
|
747 FE_AG_REG_AG_MODE_LOP_MODE_E_DYNAMIC
);
748 CHK_ERROR(Write16(state
,
749 FE_AG_REG_AG_MODE_LOP__A
,
750 AgModeLop
, 0x0000 ));
752 level
= ( (( cfg
->settleLevel
)>>4) &
753 FE_AG_REG_TGC_SET_LVL__M
);
754 CHK_ERROR(Write16(state
,
755 FE_AG_REG_TGC_SET_LVL__A
,
758 /* Min/max: don't care */
762 /* enable AGC2 pin */
764 u16 FeAgRegAgAgcSio
= 0;
765 CHK_ERROR( Read16(state
,
766 FE_AG_REG_AG_AGC_SIO__A
,
767 &FeAgRegAgAgcSio
, 0x0000 ));
769 ~(FE_AG_REG_AG_AGC_SIO_AGC_SIO_2__M
);
771 FE_AG_REG_AG_AGC_SIO_AGC_SIO_2_OUTPUT
;
772 CHK_ERROR( Write16(state
,
773 FE_AG_REG_AG_AGC_SIO__A
,
774 FeAgRegAgAgcSio
, 0x0000 ));
782 /* No RF AGC control */
783 /* Powerdown PD2, AGC2 as output, WRI source */
784 (state
->m_FeAgRegAgPwd
) &=
785 ~(FE_AG_REG_AG_PWD_PWD_PD2__M
);
786 (state
->m_FeAgRegAgPwd
) |=
787 FE_AG_REG_AG_PWD_PWD_PD2_ENABLE
;
788 CHK_ERROR(Write16(state
,
790 (state
->m_FeAgRegAgPwd
),0x0000 ));
792 CHK_ERROR(Read16(state
,
793 FE_AG_REG_AG_MODE_LOP__A
,
794 &AgModeLop
,0x0000 ));
795 AgModeLop
&= (~( FE_AG_REG_AG_MODE_LOP_MODE_5__M
|
796 FE_AG_REG_AG_MODE_LOP_MODE_E__M
));
797 AgModeLop
|= ( FE_AG_REG_AG_MODE_LOP_MODE_5_STATIC
|
798 FE_AG_REG_AG_MODE_LOP_MODE_E_STATIC
);
799 CHK_ERROR(Write16(state
,
800 FE_AG_REG_AG_MODE_LOP__A
,
803 /* set FeAgRegAgAgcSio AGC2 (RF) as input */
805 u16 FeAgRegAgAgcSio
= 0;
806 CHK_ERROR( Read16(state
,
807 FE_AG_REG_AG_AGC_SIO__A
,
808 &FeAgRegAgAgcSio
, 0x0000 ));
810 ~(FE_AG_REG_AG_AGC_SIO_AGC_SIO_2__M
);
812 FE_AG_REG_AG_AGC_SIO_AGC_SIO_2_INPUT
;
813 CHK_ERROR( Write16(state
,
814 FE_AG_REG_AG_AGC_SIO__A
,
815 FeAgRegAgAgcSio
, 0x0000 ));
822 static int ReadIFAgc(struct drxd_state
*state
, u32
*pValue
)
827 if( state
->if_agc_cfg
.ctrlMode
!= AGC_CTRL_OFF
) {
829 status
= Read16(state
, FE_AG_REG_GC1_AGC_DAT__A
,&Value
,0);
830 Value
&= FE_AG_REG_GC1_AGC_DAT__M
;
842 u32 R1
= state
->if_agc_cfg
.R1
;
843 u32 R2
= state
->if_agc_cfg
.R2
;
844 u32 R3
= state
->if_agc_cfg
.R3
;
846 u32 Vmax
= (3300 * R2
) / ( R1
+ R2
);
847 u32 Rpar
= ( R2
* R3
) / ( R3
+ R2
);
848 u32 Vmin
= (3300 * Rpar
) / ( R1
+ Rpar
);
849 u32 Vout
= Vmin
+ (( Vmax
- Vmin
) * Value
) / 1024;
857 static int DownloadMicrocode(struct drxd_state
*state
,
858 const u8
*pMCImage
, u32 Length
)
869 pSrc
=(u8
*) pMCImage
;
870 Flags
= (pSrc
[0] << 8) | pSrc
[1];
871 pSrc
+= sizeof(u16
); offset
+= sizeof(u16
);
872 nBlocks
= (pSrc
[0] << 8) | pSrc
[1];
873 pSrc
+= sizeof(u16
); offset
+= sizeof(u16
);
875 for(i
=0; i
<nBlocks
; i
++ ) {
876 Address
=(pSrc
[0] << 24) | (pSrc
[1] << 16) |
877 (pSrc
[2] << 8) | pSrc
[3];
878 pSrc
+= sizeof(u32
); offset
+= sizeof(u32
);
880 BlockSize
= ( (pSrc
[0] << 8) | pSrc
[1] ) * sizeof(u16
);
881 pSrc
+= sizeof(u16
); offset
+= sizeof(u16
);
883 Flags
= (pSrc
[0] << 8) | pSrc
[1];
884 pSrc
+= sizeof(u16
); offset
+= sizeof(u16
);
886 BlockCRC
= (pSrc
[0] << 8) | pSrc
[1];
887 pSrc
+= sizeof(u16
); offset
+= sizeof(u16
);
889 status
= WriteBlock(state
,Address
,BlockSize
,
890 pSrc
,DRX_I2C_CLEARCRC
);
900 static int HI_Command(struct drxd_state
*state
, u16 cmd
, u16
*pResult
)
906 if ((status
=Write16(state
, HI_RA_RAM_SRV_CMD__A
, cmd
, 0))<0)
911 if (nrRetries
>DRXD_MAX_RETRIES
) {
915 status
=Read16(state
, HI_RA_RAM_SRV_CMD__A
, &waitCmd
, 0);
916 } while (waitCmd
!=0);
919 status
=Read16(state
, HI_RA_RAM_SRV_RES__A
, pResult
, 0);
923 static int HI_CfgCommand(struct drxd_state
*state
)
928 Write16(state
, HI_RA_RAM_SRV_CFG_KEY__A
,
929 HI_RA_RAM_SRV_RST_KEY_ACT
, 0);
930 Write16(state
, HI_RA_RAM_SRV_CFG_DIV__A
, state
->hi_cfg_timing_div
, 0);
931 Write16(state
, HI_RA_RAM_SRV_CFG_BDL__A
,
932 state
->hi_cfg_bridge_delay
, 0);
933 Write16(state
, HI_RA_RAM_SRV_CFG_WUP__A
, state
->hi_cfg_wakeup_key
, 0);
934 Write16(state
, HI_RA_RAM_SRV_CFG_ACT__A
, state
->hi_cfg_ctrl
, 0);
936 Write16(state
, HI_RA_RAM_SRV_CFG_KEY__A
,
937 HI_RA_RAM_SRV_RST_KEY_ACT
, 0);
939 if ((state
->hi_cfg_ctrl
& HI_RA_RAM_SRV_CFG_ACT_PWD_EXE
)==
940 HI_RA_RAM_SRV_CFG_ACT_PWD_EXE
)
941 status
=Write16(state
, HI_RA_RAM_SRV_CMD__A
,
942 HI_RA_RAM_SRV_CMD_CONFIG
, 0);
944 status
=HI_Command(state
, HI_RA_RAM_SRV_CMD_CONFIG
, 0);
949 static int InitHI(struct drxd_state
*state
)
951 state
->hi_cfg_wakeup_key
= (state
->chip_adr
);
952 /* port/bridge/power down ctrl */
953 state
->hi_cfg_ctrl
= HI_RA_RAM_SRV_CFG_ACT_SLV0_ON
;
954 return HI_CfgCommand(state
);
957 static int HI_ResetCommand(struct drxd_state
*state
)
962 status
=Write16(state
, HI_RA_RAM_SRV_RST_KEY__A
,
963 HI_RA_RAM_SRV_RST_KEY_ACT
, 0);
965 status
=HI_Command(state
, HI_RA_RAM_SRV_CMD_RESET
, 0);
971 static int DRX_ConfigureI2CBridge(struct drxd_state
*state
,
974 state
->hi_cfg_ctrl
&= (~HI_RA_RAM_SRV_CFG_ACT_BRD__M
);
976 state
->hi_cfg_ctrl
|= HI_RA_RAM_SRV_CFG_ACT_BRD_ON
;
978 state
->hi_cfg_ctrl
|= HI_RA_RAM_SRV_CFG_ACT_BRD_OFF
;
980 return HI_CfgCommand(state
);
983 #define HI_TR_WRITE 0x9
984 #define HI_TR_READ 0xA
985 #define HI_TR_READ_WRITE 0xB
986 #define HI_TR_BROADCAST 0x4
989 static int AtomicReadBlock(struct drxd_state
*state
,
990 u32 Addr
, u16 DataSize
, u8
*pData
, u8 Flags
)
995 /* Parameter check */
996 if ( (!pData
) || ( (DataSize
& 1)!=0 ) )
1002 /* Instruct HI to read n bytes */
1003 /* TODO use proper names forthese egisters */
1004 CHK_ERROR( Write16(state
,HI_RA_RAM_SRV_CFG_KEY__A
,
1005 (HI_TR_FUNC_ADDR
& 0xFFFF), 0));
1006 CHK_ERROR( Write16(state
,HI_RA_RAM_SRV_CFG_DIV__A
,
1007 (u16
)(Addr
>> 16), 0));
1008 CHK_ERROR( Write16(state
,HI_RA_RAM_SRV_CFG_BDL__A
,
1009 (u16
)(Addr
& 0xFFFF), 0));
1010 CHK_ERROR( Write16(state
,HI_RA_RAM_SRV_CFG_WUP__A
,
1011 (u16
)((DataSize
/2) - 1), 0));
1012 CHK_ERROR( Write16(state
,HI_RA_RAM_SRV_CFG_ACT__A
,
1015 CHK_ERROR( HI_Command(state
, HI_RA_RAM_SRV_CMD_EXECUTE
,0));
1020 for (i
= 0; i
< (DataSize
/2); i
+= 1) {
1023 status
= Read16(state
, (HI_RA_RAM_USR_BEGIN__A
+ i
),
1027 pData
[2*i
] = (u8
) (word
& 0xFF);
1028 pData
[(2*i
) + 1] = (u8
) (word
>> 8 );
1035 static int AtomicReadReg32(struct drxd_state
*state
,
1036 u32 Addr
, u32
*pData
, u8 Flags
)
1038 u8 buf
[sizeof (u32
)];
1043 status
=AtomicReadBlock(state
, Addr
, sizeof (u32
), buf
, Flags
);
1044 *pData
= (((u32
) buf
[0]) << 0) +
1045 (((u32
) buf
[1]) << 8) +
1046 (((u32
) buf
[2]) << 16) +
1047 (((u32
) buf
[3]) << 24);
1052 static int StopAllProcessors(struct drxd_state
*state
)
1054 return Write16(state
, HI_COMM_EXEC__A
,
1055 SC_COMM_EXEC_CTL_STOP
, DRX_I2C_BROADCAST
);
1058 static int EnableAndResetMB(struct drxd_state
*state
)
1060 if (state
->type_A
) {
1061 /* disable? monitor bus observe @ EC_OC */
1062 Write16(state
, EC_OC_REG_OC_MON_SIO__A
, 0x0000, 0x0000);
1065 /* do inverse broadcast, followed by explicit write to HI */
1066 Write16(state
, HI_COMM_MB__A
, 0x0000, DRX_I2C_BROADCAST
);
1067 Write16(state
, HI_COMM_MB__A
, 0x0000, 0x0000);
1071 static int InitCC(struct drxd_state
*state
)
1073 if (state
->osc_clock_freq
== 0 ||
1074 state
->osc_clock_freq
> 20000 ||
1075 (state
->osc_clock_freq
% 4000 ) != 0 ) {
1076 printk("invalid osc frequency %d\n", state
->osc_clock_freq
);
1080 Write16(state
, CC_REG_OSC_MODE__A
, CC_REG_OSC_MODE_M20
, 0);
1081 Write16(state
, CC_REG_PLL_MODE__A
, CC_REG_PLL_MODE_BYPASS_PLL
|
1082 CC_REG_PLL_MODE_PUMP_CUR_12
, 0);
1083 Write16(state
, CC_REG_REF_DIVIDE__A
, state
->osc_clock_freq
/4000, 0);
1084 Write16(state
, CC_REG_PWD_MODE__A
, CC_REG_PWD_MODE_DOWN_PLL
, 0);
1085 Write16(state
, CC_REG_UPDATE__A
, CC_REG_UPDATE_KEY
, 0);
1090 static int ResetECOD(struct drxd_state
*state
)
1095 status
= Write16(state
, EC_OD_REG_SYNC__A
, 0x0664, 0);
1097 status
= Write16(state
, B_EC_OD_REG_SYNC__A
, 0x0664, 0);
1100 status
= WriteTable(state
, state
->m_ResetECRAM
);
1102 status
= Write16(state
, EC_OD_REG_COMM_EXEC__A
, 0x0001, 0);
1107 /* Configure PGA switch */
1109 static int SetCfgPga(struct drxd_state
*state
, int pgaSwitch
)
1118 CHK_ERROR(Read16(state
, B_FE_AG_REG_AG_MODE_LOP__A
,
1119 &AgModeLop
, 0x0000));
1120 AgModeLop
&=(~(B_FE_AG_REG_AG_MODE_LOP_MODE_C__M
));
1121 AgModeLop
|= B_FE_AG_REG_AG_MODE_LOP_MODE_C_DYNAMIC
;
1122 CHK_ERROR(Write16(state
, B_FE_AG_REG_AG_MODE_LOP__A
,
1123 AgModeLop
, 0x0000));
1126 CHK_ERROR(Read16(state
, B_FE_AG_REG_AG_MODE_HIP__A
,
1127 &AgModeHip
, 0x0000));
1128 AgModeHip
&=(~(B_FE_AG_REG_AG_MODE_HIP_MODE_J__M
));
1129 AgModeHip
|= B_FE_AG_REG_AG_MODE_HIP_MODE_J_DYNAMIC
;
1130 CHK_ERROR(Write16(state
, B_FE_AG_REG_AG_MODE_HIP__A
,
1131 AgModeHip
, 0x0000));
1133 /* enable fine and coarse gain, enable AAF,
1135 CHK_ERROR(Write16(state
, B_FE_AG_REG_AG_PGA_MODE__A
,
1136 B_FE_AG_REG_AG_PGA_MODE_PFY_PCY_AFY_REN
,
1139 /* PGA off, bypass */
1142 CHK_ERROR(Read16(state
, B_FE_AG_REG_AG_MODE_LOP__A
,
1143 &AgModeLop
, 0x0000));
1144 AgModeLop
&=(~(B_FE_AG_REG_AG_MODE_LOP_MODE_C__M
));
1145 AgModeLop
|= B_FE_AG_REG_AG_MODE_LOP_MODE_C_STATIC
;
1146 CHK_ERROR(Write16(state
, B_FE_AG_REG_AG_MODE_LOP__A
,
1147 AgModeLop
, 0x0000));
1150 CHK_ERROR(Read16(state
, B_FE_AG_REG_AG_MODE_HIP__A
,
1151 &AgModeHip
, 0x0000));
1152 AgModeHip
&=(~(B_FE_AG_REG_AG_MODE_HIP_MODE_J__M
));
1153 AgModeHip
|= B_FE_AG_REG_AG_MODE_HIP_MODE_J_STATIC
;
1154 CHK_ERROR(Write16(state
, B_FE_AG_REG_AG_MODE_HIP__A
,
1155 AgModeHip
, 0x0000));
1157 /* disable fine and coarse gain, enable AAF,
1159 CHK_ERROR(Write16(state
, B_FE_AG_REG_AG_PGA_MODE__A
,
1160 B_FE_AG_REG_AG_PGA_MODE_PFN_PCN_AFY_REN
,
1168 static int InitFE(struct drxd_state
*state
)
1174 CHK_ERROR( WriteTable(state
, state
->m_InitFE_1
));
1176 if( state
->type_A
) {
1177 status
= Write16(state
, FE_AG_REG_AG_PGA_MODE__A
,
1178 FE_AG_REG_AG_PGA_MODE_PFN_PCN_AFY_REN
, 0);
1181 status
= SetCfgPga(state
, 0);
1184 Write16(state
, B_FE_AG_REG_AG_PGA_MODE__A
,
1185 B_FE_AG_REG_AG_PGA_MODE_PFN_PCN_AFY_REN
, 0);
1188 if (status
<0) break;
1189 CHK_ERROR( Write16( state
, FE_AG_REG_AG_AGC_SIO__A
,
1190 state
->m_FeAgRegAgAgcSio
, 0x0000));
1191 CHK_ERROR( Write16( state
, FE_AG_REG_AG_PWD__A
,state
->m_FeAgRegAgPwd
,
1194 CHK_ERROR( WriteTable(state
, state
->m_InitFE_2
));
1202 static int InitFT(struct drxd_state
*state
)
1205 norm OFFSET, MB says =2 voor 8K en =3 voor 2K waarschijnlijk
1208 return Write16(state
, FT_REG_COMM_EXEC__A
, 0x0001, 0x0000 );
1211 static int SC_WaitForReady(struct drxd_state
*state
)
1216 for(i
= 0; i
< DRXD_MAX_RETRIES
; i
+= 1 )
1218 int status
= Read16(state
, SC_RA_RAM_CMD__A
,&curCmd
,0);
1219 if (status
==0 || curCmd
== 0 )
1225 static int SC_SendCommand(struct drxd_state
*state
, u16 cmd
)
1230 Write16(state
, SC_RA_RAM_CMD__A
,cmd
,0);
1231 SC_WaitForReady(state
);
1233 Read16(state
, SC_RA_RAM_CMD_ADDR__A
,&errCode
,0);
1235 if( errCode
== 0xFFFF )
1237 printk("Command Error\n");
1244 static int SC_ProcStartCommand(struct drxd_state
*state
,
1245 u16 subCmd
,u16 param0
,u16 param1
)
1250 down(&state
->mutex
);
1252 Read16(state
, SC_COMM_EXEC__A
, &scExec
, 0);
1257 SC_WaitForReady(state
);
1258 Write16(state
, SC_RA_RAM_CMD_ADDR__A
,subCmd
,0);
1259 Write16(state
, SC_RA_RAM_PARAM1__A
,param1
,0);
1260 Write16(state
, SC_RA_RAM_PARAM0__A
,param0
,0);
1262 SC_SendCommand(state
, SC_RA_RAM_CMD_PROC_START
);
1269 static int SC_SetPrefParamCommand(struct drxd_state
*state
,
1270 u16 subCmd
,u16 param0
,u16 param1
)
1274 down(&state
->mutex
);
1276 CHK_ERROR( SC_WaitForReady(state
) );
1277 CHK_ERROR( Write16(state
,SC_RA_RAM_CMD_ADDR__A
,subCmd
,0) );
1278 CHK_ERROR( Write16(state
,SC_RA_RAM_PARAM1__A
,param1
,0) );
1279 CHK_ERROR( Write16(state
,SC_RA_RAM_PARAM0__A
,param0
,0) );
1281 CHK_ERROR( SC_SendCommand(state
,
1282 SC_RA_RAM_CMD_SET_PREF_PARAM
) );
1289 static int SC_GetOpParamCommand(struct drxd_state
*state
, u16
*result
)
1293 down(&state
->mutex
);
1295 CHK_ERROR( SC_WaitForReady(state
) );
1296 CHK_ERROR( SC_SendCommand(state
,
1297 SC_RA_RAM_CMD_GET_OP_PARAM
) );
1298 CHK_ERROR( Read16(state
, SC_RA_RAM_PARAM0__A
,result
, 0 ) );
1305 static int ConfigureMPEGOutput(struct drxd_state
*state
, int bEnableOutput
)
1310 u16 EcOcRegIprInvMpg
= 0;
1311 u16 EcOcRegOcModeLop
= 0;
1312 u16 EcOcRegOcModeHip
= 0;
1313 u16 EcOcRegOcMpgSio
= 0;
1315 /*CHK_ERROR(Read16(state, EC_OC_REG_OC_MODE_LOP__A,
1316 &EcOcRegOcModeLop, 0));*/
1318 if( state
->operation_mode
== OM_DVBT_Diversity_Front
)
1320 if ( bEnableOutput
)
1323 B_EC_OC_REG_OC_MODE_HIP_MPG_BUS_SRC_MONITOR
;
1326 EcOcRegOcMpgSio
|= EC_OC_REG_OC_MPG_SIO__M
;
1328 EC_OC_REG_OC_MODE_LOP_PAR_ENA_DISABLE
;
1332 EcOcRegOcModeLop
= state
->m_EcOcRegOcModeLop
;
1336 (~(EC_OC_REG_OC_MPG_SIO__M
));
1338 EcOcRegOcMpgSio
|= EC_OC_REG_OC_MPG_SIO__M
;
1340 /* Don't Insert RS Byte */
1341 if( state
->insert_rs_byte
)
1344 (~(EC_OC_REG_OC_MODE_LOP_PAR_ENA__M
));
1346 (~EC_OC_REG_OC_MODE_HIP_MPG_PAR_VAL__M
);
1348 EC_OC_REG_OC_MODE_HIP_MPG_PAR_VAL_ENABLE
;
1351 EC_OC_REG_OC_MODE_LOP_PAR_ENA_DISABLE
;
1353 (~EC_OC_REG_OC_MODE_HIP_MPG_PAR_VAL__M
);
1355 EC_OC_REG_OC_MODE_HIP_MPG_PAR_VAL_DISABLE
;
1358 /* Mode = Parallel */
1359 if( state
->enable_parallel
)
1361 (~(EC_OC_REG_OC_MODE_LOP_MPG_TRM_MDE__M
));
1364 EC_OC_REG_OC_MODE_LOP_MPG_TRM_MDE_SERIAL
;
1367 /* EcOcRegIprInvMpg |= 0x00FF; */
1368 EcOcRegIprInvMpg
&= (~(0x00FF));
1370 /* Invert Error ( we don't use the pin ) */
1371 /* EcOcRegIprInvMpg |= 0x0100; */
1372 EcOcRegIprInvMpg
&= (~(0x0100));
1374 /* Invert Start ( we don't use the pin ) */
1375 /* EcOcRegIprInvMpg |= 0x0200; */
1376 EcOcRegIprInvMpg
&= (~(0x0200));
1378 /* Invert Valid ( we don't use the pin ) */
1379 /* EcOcRegIprInvMpg |= 0x0400; */
1380 EcOcRegIprInvMpg
&= (~(0x0400));
1383 /* EcOcRegIprInvMpg |= 0x0800; */
1384 EcOcRegIprInvMpg
&= (~(0x0800));
1386 /* EcOcRegOcModeLop =0x05; */
1387 CHK_ERROR( Write16(state
, EC_OC_REG_IPR_INV_MPG__A
,
1388 EcOcRegIprInvMpg
, 0));
1389 CHK_ERROR( Write16(state
, EC_OC_REG_OC_MODE_LOP__A
,
1390 EcOcRegOcModeLop
, 0) );
1391 CHK_ERROR( Write16(state
, EC_OC_REG_OC_MODE_HIP__A
,
1392 EcOcRegOcModeHip
, 0x0000 ) );
1393 CHK_ERROR( Write16(state
, EC_OC_REG_OC_MPG_SIO__A
,
1394 EcOcRegOcMpgSio
, 0) );
1399 static int SetDeviceTypeId(struct drxd_state
*state
)
1405 CHK_ERROR(Read16(state
, CC_REG_JTAGID_L__A
, &deviceId
, 0));
1406 /* TODO: why twice? */
1407 CHK_ERROR(Read16(state
, CC_REG_JTAGID_L__A
, &deviceId
, 0));
1408 printk( "drxd: deviceId = %04x\n",deviceId
);
1412 state
->diversity
= 0;
1413 if (deviceId
== 0) { /* on A2 only 3975 available */
1415 printk("DRX3975D-A2\n");
1418 printk("DRX397%dD-B1\n",deviceId
);
1421 state
->diversity
= 1;
1427 state
->diversity
= 1;
1441 /* Init Table selection */
1442 state
->m_InitAtomicRead
= DRXD_InitAtomicRead
;
1443 state
->m_InitSC
= DRXD_InitSC
;
1444 state
->m_ResetECRAM
= DRXD_ResetECRAM
;
1445 if (state
->type_A
) {
1446 state
->m_ResetCEFR
= DRXD_ResetCEFR
;
1447 state
->m_InitFE_1
= DRXD_InitFEA2_1
;
1448 state
->m_InitFE_2
= DRXD_InitFEA2_2
;
1449 state
->m_InitCP
= DRXD_InitCPA2
;
1450 state
->m_InitCE
= DRXD_InitCEA2
;
1451 state
->m_InitEQ
= DRXD_InitEQA2
;
1452 state
->m_InitEC
= DRXD_InitECA2
;
1453 state
->microcode
= DRXD_A2_microcode
;
1454 state
->microcode_length
= DRXD_A2_microcode_length
;
1456 state
->m_ResetCEFR
= NULL
;
1457 state
->m_InitFE_1
= DRXD_InitFEB1_1
;
1458 state
->m_InitFE_2
= DRXD_InitFEB1_2
;
1459 state
->m_InitCP
= DRXD_InitCPB1
;
1460 state
->m_InitCE
= DRXD_InitCEB1
;
1461 state
->m_InitEQ
= DRXD_InitEQB1
;
1462 state
->m_InitEC
= DRXD_InitECB1
;
1463 state
->microcode
= DRXD_B1_microcode
;
1464 state
->microcode_length
= DRXD_B1_microcode_length
;
1466 if (state
->diversity
) {
1467 state
->m_InitDiversityFront
= DRXD_InitDiversityFront
;
1468 state
->m_InitDiversityEnd
= DRXD_InitDiversityEnd
;
1469 state
->m_DisableDiversity
= DRXD_DisableDiversity
;
1470 state
->m_StartDiversityFront
= DRXD_StartDiversityFront
;
1471 state
->m_StartDiversityEnd
= DRXD_StartDiversityEnd
;
1472 state
->m_DiversityDelay8MHZ
= DRXD_DiversityDelay8MHZ
;
1473 state
->m_DiversityDelay6MHZ
= DRXD_DiversityDelay6MHZ
;
1475 state
->m_InitDiversityFront
= NULL
;
1476 state
->m_InitDiversityEnd
= NULL
;
1477 state
->m_DisableDiversity
= NULL
;
1478 state
->m_StartDiversityFront
= NULL
;
1479 state
->m_StartDiversityEnd
= NULL
;
1480 state
->m_DiversityDelay8MHZ
= NULL
;
1481 state
->m_DiversityDelay6MHZ
= NULL
;
1487 static int CorrectSysClockDeviation(struct drxd_state
*state
)
1494 u32 sysClockFreq
=0; /* in kHz */
1495 s16 oscClockDeviation
;
1499 /* Retrieve bandwidth and incr, sanity check */
1501 /* These accesses should be AtomicReadReg32, but that
1502 causes trouble (at least for diversity */
1503 CHK_ERROR( Read32(state
, LC_RA_RAM_IFINCR_NOM_L__A
,
1504 ((u32
*)&nomincr
),0 ));
1505 CHK_ERROR( Read32(state
, FE_IF_REG_INCR0__A
,
1508 if( state
->type_A
) {
1509 if( (nomincr
- incr
< -500) ||
1510 (nomincr
- incr
> 500 ) )
1513 if( (nomincr
- incr
< -2000 ) ||
1514 (nomincr
- incr
> 2000 ) )
1518 switch( state
->param
.u
.ofdm
.bandwidth
)
1520 case BANDWIDTH_8_MHZ
:
1521 bandwidth
= DRXD_BANDWIDTH_8MHZ_IN_HZ
;
1523 case BANDWIDTH_7_MHZ
:
1524 bandwidth
= DRXD_BANDWIDTH_7MHZ_IN_HZ
;
1526 case BANDWIDTH_6_MHZ
:
1527 bandwidth
= DRXD_BANDWIDTH_6MHZ_IN_HZ
;
1534 /* Compute new sysclock value
1535 sysClockFreq = (((incr + 2^23)*bandwidth)/2^21)/1000 */
1537 sysClockInHz
= MulDiv32(incr
,bandwidth
,1<<21);
1538 sysClockFreq
= (u32
)(sysClockInHz
/1000);
1540 if ( ( sysClockInHz
%1000 ) > 500 )
1545 /* Compute clock deviation in ppm */
1546 oscClockDeviation
= (u16
) (
1547 (((s32
)(sysClockFreq
) -
1548 (s32
)(state
->expected_sys_clock_freq
))*
1549 1000000L)/(s32
)(state
->expected_sys_clock_freq
) );
1551 Diff
= oscClockDeviation
- state
->osc_clock_deviation
;
1552 /*printk("sysclockdiff=%d\n", Diff);*/
1553 if( Diff
>= -200 && Diff
<= 200 ) {
1554 state
->sys_clock_freq
= (u16
) sysClockFreq
;
1555 if( oscClockDeviation
!=
1556 state
->osc_clock_deviation
) {
1557 if (state
->config
.osc_deviation
) {
1558 state
->config
.osc_deviation(
1560 oscClockDeviation
, 1);
1561 state
->osc_clock_deviation
=
1565 /* switch OFF SRMM scan in SC */
1566 CHK_ERROR( Write16( state
,
1567 SC_RA_RAM_SAMPLE_RATE_COUNT__A
,
1568 DRXD_OSCDEV_DONT_SCAN
,0));
1569 /* overrule FE_IF internal value for
1570 proper re-locking */
1571 CHK_ERROR( Write16( state
, SC_RA_RAM_IF_SAVE__AX
,
1572 state
->current_fe_if_incr
, 0));
1573 state
->cscd_state
= CSCD_SAVED
;
1580 static int DRX_Stop(struct drxd_state
*state
)
1584 if( state
->drxd_state
!= DRXD_STARTED
)
1588 if (state
->cscd_state
!= CSCD_SAVED
) {
1590 CHK_ERROR( DRX_GetLockStatus(state
, &lock
));
1593 CHK_ERROR(StopOC(state
));
1595 state
->drxd_state
= DRXD_STOPPED
;
1597 CHK_ERROR( ConfigureMPEGOutput(state
, 0) );
1599 if(state
->type_A
) {
1600 /* Stop relevant processors off the device */
1601 CHK_ERROR( Write16(state
, EC_OD_REG_COMM_EXEC__A
,
1604 CHK_ERROR( Write16(state
, SC_COMM_EXEC__A
,
1605 SC_COMM_EXEC_CTL_STOP
, 0 ));
1606 CHK_ERROR( Write16(state
, LC_COMM_EXEC__A
,
1607 SC_COMM_EXEC_CTL_STOP
, 0 ));
1609 /* Stop all processors except HI & CC & FE */
1610 CHK_ERROR(Write16(state
,
1612 SC_COMM_EXEC_CTL_STOP
, 0 ));
1613 CHK_ERROR(Write16(state
,
1615 SC_COMM_EXEC_CTL_STOP
, 0 ));
1616 CHK_ERROR(Write16(state
,
1618 SC_COMM_EXEC_CTL_STOP
, 0 ));
1619 CHK_ERROR(Write16(state
,
1621 SC_COMM_EXEC_CTL_STOP
, 0 ));
1622 CHK_ERROR(Write16(state
,
1624 SC_COMM_EXEC_CTL_STOP
, 0 ));
1625 CHK_ERROR(Write16(state
,
1627 SC_COMM_EXEC_CTL_STOP
, 0 ));
1628 CHK_ERROR(Write16(state
,
1629 EC_OD_REG_COMM_EXEC__A
,
1638 int SetOperationMode(struct drxd_state
*state
, int oMode
)
1643 if (state
->drxd_state
!= DRXD_STOPPED
) {
1648 if (oMode
== state
->operation_mode
) {
1653 if (oMode
!= OM_Default
&& !state
->diversity
) {
1660 case OM_DVBT_Diversity_Front
:
1661 status
= WriteTable(state
,
1662 state
->m_InitDiversityFront
);
1664 case OM_DVBT_Diversity_End
:
1665 status
= WriteTable(state
,
1666 state
->m_InitDiversityEnd
);
1669 /* We need to check how to
1670 get DRXD out of diversity */
1672 status
= WriteTable(state
, state
->m_DisableDiversity
);
1678 state
->operation_mode
= oMode
;
1684 static int StartDiversity(struct drxd_state
*state
)
1690 if (state
->operation_mode
== OM_DVBT_Diversity_Front
) {
1691 CHK_ERROR(WriteTable(state
,
1692 state
->m_StartDiversityFront
));
1693 } else if( state
->operation_mode
== OM_DVBT_Diversity_End
) {
1694 CHK_ERROR(WriteTable(state
,
1695 state
->m_StartDiversityEnd
));
1696 if( state
->param
.u
.ofdm
.bandwidth
==
1701 m_DiversityDelay8MHZ
));
1706 m_DiversityDelay6MHZ
));
1709 CHK_ERROR(Read16(state
,
1710 B_EQ_REG_RC_SEL_CAR__A
,
1712 rcControl
&= ~(B_EQ_REG_RC_SEL_CAR_FFTMODE__M
);
1713 rcControl
|= B_EQ_REG_RC_SEL_CAR_DIV_ON
|
1714 /* combining enabled */
1715 B_EQ_REG_RC_SEL_CAR_MEAS_A_CC
|
1716 B_EQ_REG_RC_SEL_CAR_PASS_A_CC
|
1717 B_EQ_REG_RC_SEL_CAR_LOCAL_A_CC
;
1718 CHK_ERROR(Write16(state
,
1719 B_EQ_REG_RC_SEL_CAR__A
,
1727 static int SetFrequencyShift(struct drxd_state
*state
,
1728 u32 offsetFreq
, int channelMirrored
)
1730 int negativeShift
= (state
->tuner_mirrors
== channelMirrored
);
1732 /* Handle all mirroring
1734 * Note: ADC mirroring (aliasing) is implictly handled by limiting
1735 * feFsRegAddInc to 28 bits below
1736 * (if the result before masking is more than 28 bits, this means
1737 * that the ADC is mirroring.
1738 * The masking is in fact the aliasing of the ADC)
1742 /* Compute register value, unsigned computation */
1743 state
->fe_fs_add_incr
= MulDiv32( state
->intermediate_freq
+
1745 1<<28, state
->sys_clock_freq
);
1746 /* Remove integer part */
1747 state
->fe_fs_add_incr
&= 0x0FFFFFFFL
;
1750 state
->fe_fs_add_incr
= ((1<<28) - state
->fe_fs_add_incr
);
1753 /* Save the frequency shift without tunerOffset compensation
1754 for CtrlGetChannel. */
1755 state
->org_fe_fs_add_incr
= MulDiv32( state
->intermediate_freq
,
1756 1<<28, state
->sys_clock_freq
);
1757 /* Remove integer part */
1758 state
->org_fe_fs_add_incr
&= 0x0FFFFFFFL
;
1760 state
->org_fe_fs_add_incr
= ((1L<<28) -
1761 state
->org_fe_fs_add_incr
);
1763 return Write32(state
, FE_FS_REG_ADD_INC_LOP__A
,
1764 state
->fe_fs_add_incr
, 0);
1767 static int SetCfgNoiseCalibration (struct drxd_state
*state
,
1768 struct SNoiseCal
* noiseCal
)
1774 CHK_ERROR(Read16(state
, SC_RA_RAM_BE_OPT_ENA__A
,
1776 if (noiseCal
->cpOpt
)
1778 beOptEna
|= (1 << SC_RA_RAM_BE_OPT_ENA_CP_OPT
);
1780 beOptEna
&= ~(1 << SC_RA_RAM_BE_OPT_ENA_CP_OPT
);
1781 CHK_ERROR(Write16(state
, CP_REG_AC_NEXP_OFFS__A
,
1782 noiseCal
->cpNexpOfs
, 0));
1784 CHK_ERROR(Write16(state
, SC_RA_RAM_BE_OPT_ENA__A
,
1787 if( !state
->type_A
)
1789 CHK_ERROR(Write16( state
,
1790 B_SC_RA_RAM_CO_TD_CAL_2K__A
,
1791 noiseCal
->tdCal2k
,0));
1792 CHK_ERROR(Write16( state
,
1793 B_SC_RA_RAM_CO_TD_CAL_8K__A
,
1794 noiseCal
->tdCal8k
,0));
1801 static int DRX_Start(struct drxd_state
*state
, s32 off
)
1803 struct dvb_ofdm_parameters
*p
= &state
->param
.u
.ofdm
;
1806 u16 transmissionParams
= 0;
1807 u16 operationMode
= 0;
1808 u16 qpskTdTpsPwr
= 0;
1809 u16 qam16TdTpsPwr
= 0;
1810 u16 qam64TdTpsPwr
= 0;
1813 int mirrorFreqSpect
;
1815 u16 qpskSnCeGain
= 0;
1816 u16 qam16SnCeGain
= 0;
1817 u16 qam64SnCeGain
= 0;
1818 u16 qpskIsGainMan
= 0;
1819 u16 qam16IsGainMan
= 0;
1820 u16 qam64IsGainMan
= 0;
1821 u16 qpskIsGainExp
= 0;
1822 u16 qam16IsGainExp
= 0;
1823 u16 qam64IsGainExp
= 0;
1824 u16 bandwidthParam
= 0;
1832 if (state
->drxd_state
!= DRXD_STOPPED
)
1834 CHK_ERROR( ResetECOD(state
) );
1835 if (state
->type_A
) {
1836 CHK_ERROR( InitSC(state
) );
1838 CHK_ERROR( InitFT(state
) );
1839 CHK_ERROR( InitCP(state
) );
1840 CHK_ERROR( InitCE(state
) );
1841 CHK_ERROR( InitEQ(state
) );
1842 CHK_ERROR( InitSC(state
) );
1845 /* Restore current IF & RF AGC settings */
1847 CHK_ERROR(SetCfgIfAgc(state
, &state
->if_agc_cfg
));
1848 CHK_ERROR(SetCfgRfAgc(state
, &state
->rf_agc_cfg
));
1850 mirrorFreqSpect
=( state
->param
.inversion
==INVERSION_ON
);
1852 switch (p
->transmission_mode
) {
1853 default: /* Not set, detect it automatically */
1854 operationMode
|= SC_RA_RAM_OP_AUTO_MODE__M
;
1855 /* fall through , try first guess DRX_FFTMODE_8K */
1856 case TRANSMISSION_MODE_8K
:
1857 transmissionParams
|= SC_RA_RAM_OP_PARAM_MODE_8K
;
1858 if (state
->type_A
) {
1859 CHK_ERROR( Write16(state
,
1860 EC_SB_REG_TR_MODE__A
,
1861 EC_SB_REG_TR_MODE_8K
,
1868 case TRANSMISSION_MODE_2K
:
1869 transmissionParams
|= SC_RA_RAM_OP_PARAM_MODE_2K
;
1870 if (state
->type_A
) {
1871 CHK_ERROR( Write16(state
,
1872 EC_SB_REG_TR_MODE__A
,
1873 EC_SB_REG_TR_MODE_2K
,
1882 switch( p
->guard_interval
)
1884 case GUARD_INTERVAL_1_4
:
1885 transmissionParams
|= SC_RA_RAM_OP_PARAM_GUARD_4
;
1887 case GUARD_INTERVAL_1_8
:
1888 transmissionParams
|= SC_RA_RAM_OP_PARAM_GUARD_8
;
1890 case GUARD_INTERVAL_1_16
:
1891 transmissionParams
|= SC_RA_RAM_OP_PARAM_GUARD_16
;
1893 case GUARD_INTERVAL_1_32
:
1894 transmissionParams
|= SC_RA_RAM_OP_PARAM_GUARD_32
;
1896 default: /* Not set, detect it automatically */
1897 operationMode
|= SC_RA_RAM_OP_AUTO_GUARD__M
;
1898 /* try first guess 1/4 */
1899 transmissionParams
|= SC_RA_RAM_OP_PARAM_GUARD_4
;
1903 switch( p
->hierarchy_information
)
1906 transmissionParams
|= SC_RA_RAM_OP_PARAM_HIER_A1
;
1907 if (state
->type_A
) {
1908 CHK_ERROR( Write16(state
, EQ_REG_OT_ALPHA__A
,
1910 CHK_ERROR( Write16(state
, EC_SB_REG_ALPHA__A
,
1913 qpskTdTpsPwr
= EQ_TD_TPS_PWR_UNKNOWN
;
1914 qam16TdTpsPwr
= EQ_TD_TPS_PWR_QAM16_ALPHA1
;
1915 qam64TdTpsPwr
= EQ_TD_TPS_PWR_QAM64_ALPHA1
;
1918 SC_RA_RAM_EQ_IS_GAIN_UNKNOWN_MAN__PRE
;
1920 SC_RA_RAM_EQ_IS_GAIN_16QAM_MAN__PRE
;
1922 SC_RA_RAM_EQ_IS_GAIN_64QAM_MAN__PRE
;
1925 SC_RA_RAM_EQ_IS_GAIN_UNKNOWN_EXP__PRE
;
1927 SC_RA_RAM_EQ_IS_GAIN_16QAM_EXP__PRE
;
1929 SC_RA_RAM_EQ_IS_GAIN_64QAM_EXP__PRE
;
1934 transmissionParams
|= SC_RA_RAM_OP_PARAM_HIER_A2
;
1935 if (state
->type_A
) {
1936 CHK_ERROR( Write16(state
, EQ_REG_OT_ALPHA__A
,
1938 CHK_ERROR( Write16(state
, EC_SB_REG_ALPHA__A
,
1941 qpskTdTpsPwr
= EQ_TD_TPS_PWR_UNKNOWN
;
1942 qam16TdTpsPwr
= EQ_TD_TPS_PWR_QAM16_ALPHA2
;
1943 qam64TdTpsPwr
= EQ_TD_TPS_PWR_QAM64_ALPHA2
;
1946 SC_RA_RAM_EQ_IS_GAIN_UNKNOWN_MAN__PRE
;
1948 SC_RA_RAM_EQ_IS_GAIN_16QAM_A2_MAN__PRE
;
1950 SC_RA_RAM_EQ_IS_GAIN_64QAM_A2_MAN__PRE
;
1953 SC_RA_RAM_EQ_IS_GAIN_UNKNOWN_EXP__PRE
;
1955 SC_RA_RAM_EQ_IS_GAIN_16QAM_A2_EXP__PRE
;
1957 SC_RA_RAM_EQ_IS_GAIN_64QAM_A2_EXP__PRE
;
1961 transmissionParams
|= SC_RA_RAM_OP_PARAM_HIER_A4
;
1962 if (state
->type_A
) {
1963 CHK_ERROR( Write16(state
, EQ_REG_OT_ALPHA__A
,
1965 CHK_ERROR( Write16(state
, EC_SB_REG_ALPHA__A
,
1968 qpskTdTpsPwr
= EQ_TD_TPS_PWR_UNKNOWN
;
1969 qam16TdTpsPwr
= EQ_TD_TPS_PWR_QAM16_ALPHA4
;
1970 qam64TdTpsPwr
= EQ_TD_TPS_PWR_QAM64_ALPHA4
;
1973 SC_RA_RAM_EQ_IS_GAIN_UNKNOWN_MAN__PRE
;
1975 SC_RA_RAM_EQ_IS_GAIN_16QAM_A4_MAN__PRE
;
1977 SC_RA_RAM_EQ_IS_GAIN_64QAM_A4_MAN__PRE
;
1980 SC_RA_RAM_EQ_IS_GAIN_UNKNOWN_EXP__PRE
;
1982 SC_RA_RAM_EQ_IS_GAIN_16QAM_A4_EXP__PRE
;
1984 SC_RA_RAM_EQ_IS_GAIN_64QAM_A4_EXP__PRE
;
1987 case HIERARCHY_AUTO
:
1989 /* Not set, detect it automatically, start with none */
1990 operationMode
|= SC_RA_RAM_OP_AUTO_HIER__M
;
1991 transmissionParams
|= SC_RA_RAM_OP_PARAM_HIER_NO
;
1992 if (state
->type_A
) {
1993 CHK_ERROR( Write16(state
, EQ_REG_OT_ALPHA__A
,
1995 CHK_ERROR( Write16(state
, EC_SB_REG_ALPHA__A
,
1998 qpskTdTpsPwr
= EQ_TD_TPS_PWR_QPSK
;
1999 qam16TdTpsPwr
= EQ_TD_TPS_PWR_QAM16_ALPHAN
;
2000 qam64TdTpsPwr
= EQ_TD_TPS_PWR_QAM64_ALPHAN
;
2003 SC_RA_RAM_EQ_IS_GAIN_QPSK_MAN__PRE
;
2005 SC_RA_RAM_EQ_IS_GAIN_16QAM_MAN__PRE
;
2007 SC_RA_RAM_EQ_IS_GAIN_64QAM_MAN__PRE
;
2010 SC_RA_RAM_EQ_IS_GAIN_QPSK_EXP__PRE
;
2012 SC_RA_RAM_EQ_IS_GAIN_16QAM_EXP__PRE
;
2014 SC_RA_RAM_EQ_IS_GAIN_64QAM_EXP__PRE
;
2018 CHK_ERROR( status
);
2020 switch( p
->constellation
) {
2022 operationMode
|= SC_RA_RAM_OP_AUTO_CONST__M
;
2023 /* fall through , try first guess
2024 DRX_CONSTELLATION_QAM64 */
2026 transmissionParams
|= SC_RA_RAM_OP_PARAM_CONST_QAM64
;
2027 if (state
->type_A
) {
2028 CHK_ERROR(Write16(state
, EQ_REG_OT_CONST__A
,
2030 CHK_ERROR(Write16(state
, EC_SB_REG_CONST__A
,
2031 EC_SB_REG_CONST_64QAM
,
2033 CHK_ERROR(Write16(state
,
2034 EC_SB_REG_SCALE_MSB__A
,
2036 CHK_ERROR(Write16(state
,
2037 EC_SB_REG_SCALE_BIT2__A
,
2039 CHK_ERROR(Write16(state
,
2040 EC_SB_REG_SCALE_LSB__A
,
2043 CHK_ERROR(Write16(state
,
2044 EQ_REG_TD_TPS_PWR_OFS__A
,
2045 qam64TdTpsPwr
, 0x0000 ) );
2046 CHK_ERROR( Write16(state
,EQ_REG_SN_CEGAIN__A
,
2047 qam64SnCeGain
, 0x0000 ));
2048 CHK_ERROR( Write16(state
,EQ_REG_IS_GAIN_MAN__A
,
2049 qam64IsGainMan
, 0x0000 ));
2050 CHK_ERROR( Write16(state
,EQ_REG_IS_GAIN_EXP__A
,
2051 qam64IsGainExp
, 0x0000 ));
2055 transmissionParams
|= SC_RA_RAM_OP_PARAM_CONST_QPSK
;
2056 if (state
->type_A
) {
2057 CHK_ERROR(Write16(state
, EQ_REG_OT_CONST__A
,
2059 CHK_ERROR(Write16(state
, EC_SB_REG_CONST__A
,
2060 EC_SB_REG_CONST_QPSK
,
2062 CHK_ERROR(Write16(state
,
2063 EC_SB_REG_SCALE_MSB__A
,
2065 CHK_ERROR(Write16(state
,
2066 EC_SB_REG_SCALE_BIT2__A
,
2068 CHK_ERROR(Write16(state
,
2069 EC_SB_REG_SCALE_LSB__A
,
2072 CHK_ERROR(Write16(state
,
2073 EQ_REG_TD_TPS_PWR_OFS__A
,
2074 qpskTdTpsPwr
, 0x0000 ) );
2075 CHK_ERROR( Write16(state
, EQ_REG_SN_CEGAIN__A
,
2076 qpskSnCeGain
, 0x0000 ));
2077 CHK_ERROR( Write16(state
,
2078 EQ_REG_IS_GAIN_MAN__A
,
2079 qpskIsGainMan
, 0x0000 ));
2080 CHK_ERROR( Write16(state
,
2081 EQ_REG_IS_GAIN_EXP__A
,
2082 qpskIsGainExp
, 0x0000 ));
2087 transmissionParams
|= SC_RA_RAM_OP_PARAM_CONST_QAM16
;
2088 if (state
->type_A
) {
2089 CHK_ERROR(Write16(state
, EQ_REG_OT_CONST__A
,
2091 CHK_ERROR(Write16(state
, EC_SB_REG_CONST__A
,
2092 EC_SB_REG_CONST_16QAM
,
2094 CHK_ERROR(Write16(state
,
2095 EC_SB_REG_SCALE_MSB__A
,
2097 CHK_ERROR(Write16(state
,
2098 EC_SB_REG_SCALE_BIT2__A
,
2100 CHK_ERROR(Write16(state
,
2101 EC_SB_REG_SCALE_LSB__A
,
2104 CHK_ERROR(Write16(state
,
2105 EQ_REG_TD_TPS_PWR_OFS__A
,
2106 qam16TdTpsPwr
, 0x0000 ) );
2107 CHK_ERROR( Write16(state
, EQ_REG_SN_CEGAIN__A
,
2108 qam16SnCeGain
, 0x0000 ));
2109 CHK_ERROR( Write16(state
,
2110 EQ_REG_IS_GAIN_MAN__A
,
2111 qam16IsGainMan
, 0x0000 ));
2112 CHK_ERROR( Write16(state
,
2113 EQ_REG_IS_GAIN_EXP__A
,
2114 qam16IsGainExp
, 0x0000 ));
2119 CHK_ERROR( status
);
2121 switch (DRX_CHANNEL_HIGH
) {
2123 case DRX_CHANNEL_AUTO
:
2124 case DRX_CHANNEL_LOW
:
2125 transmissionParams
|= SC_RA_RAM_OP_PARAM_PRIO_LO
;
2126 CHK_ERROR( Write16(state
, EC_SB_REG_PRIOR__A
,
2127 EC_SB_REG_PRIOR_LO
, 0x0000 ));
2129 case DRX_CHANNEL_HIGH
:
2130 transmissionParams
|= SC_RA_RAM_OP_PARAM_PRIO_HI
;
2131 CHK_ERROR( Write16(state
, EC_SB_REG_PRIOR__A
,
2132 EC_SB_REG_PRIOR_HI
, 0x0000 ));
2137 switch( p
->code_rate_HP
)
2140 transmissionParams
|= SC_RA_RAM_OP_PARAM_RATE_1_2
;
2141 if (state
->type_A
) {
2142 CHK_ERROR( Write16(state
,
2143 EC_VD_REG_SET_CODERATE__A
,
2144 EC_VD_REG_SET_CODERATE_C1_2
,
2149 operationMode
|= SC_RA_RAM_OP_AUTO_RATE__M
;
2151 transmissionParams
|= SC_RA_RAM_OP_PARAM_RATE_2_3
;
2152 if (state
->type_A
) {
2153 CHK_ERROR( Write16(state
,
2154 EC_VD_REG_SET_CODERATE__A
,
2155 EC_VD_REG_SET_CODERATE_C2_3
,
2160 transmissionParams
|= SC_RA_RAM_OP_PARAM_RATE_3_4
;
2161 if (state
->type_A
) {
2162 CHK_ERROR( Write16(state
,
2163 EC_VD_REG_SET_CODERATE__A
,
2164 EC_VD_REG_SET_CODERATE_C3_4
,
2169 transmissionParams
|= SC_RA_RAM_OP_PARAM_RATE_5_6
;
2170 if (state
->type_A
) {
2171 CHK_ERROR( Write16(state
,
2172 EC_VD_REG_SET_CODERATE__A
,
2173 EC_VD_REG_SET_CODERATE_C5_6
,
2178 transmissionParams
|= SC_RA_RAM_OP_PARAM_RATE_7_8
;
2179 if (state
->type_A
) {
2180 CHK_ERROR( Write16(state
,
2181 EC_VD_REG_SET_CODERATE__A
,
2182 EC_VD_REG_SET_CODERATE_C7_8
,
2187 CHK_ERROR( status
);
2189 /* First determine real bandwidth (Hz) */
2190 /* Also set delay for impulse noise cruncher (only A2) */
2191 /* Also set parameters for EC_OC fix, note
2192 EC_OC_REG_TMD_HIL_MAR is changed
2193 by SC for fix for some 8K,1/8 guard but is restored by
2196 switch( p
->bandwidth
)
2198 case BANDWIDTH_AUTO
:
2199 case BANDWIDTH_8_MHZ
:
2200 /* (64/7)*(8/8)*1000000 */
2201 bandwidth
= DRXD_BANDWIDTH_8MHZ_IN_HZ
;
2204 status
= Write16(state
,
2205 FE_AG_REG_IND_DEL__A
, 50 , 0x0000 );
2207 case BANDWIDTH_7_MHZ
:
2208 /* (64/7)*(7/8)*1000000 */
2209 bandwidth
= DRXD_BANDWIDTH_7MHZ_IN_HZ
;
2210 bandwidthParam
=0x4807; /*binary:0100 1000 0000 0111 */
2211 status
= Write16(state
,
2212 FE_AG_REG_IND_DEL__A
, 59 , 0x0000 );
2214 case BANDWIDTH_6_MHZ
:
2215 /* (64/7)*(6/8)*1000000 */
2216 bandwidth
= DRXD_BANDWIDTH_6MHZ_IN_HZ
;
2217 bandwidthParam
=0x0F07; /*binary: 0000 1111 0000 0111*/
2218 status
= Write16(state
,
2219 FE_AG_REG_IND_DEL__A
, 71 , 0x0000 );
2222 CHK_ERROR( status
);
2224 CHK_ERROR( Write16(state
,
2225 SC_RA_RAM_BAND__A
, bandwidthParam
, 0x0000));
2229 CHK_ERROR(Read16(state
,
2230 SC_RA_RAM_CONFIG__A
, &sc_config
, 0));
2232 /* enable SLAVE mode in 2k 1/32 to
2233 prevent timing change glitches */
2234 if ( (p
->transmission_mode
==TRANSMISSION_MODE_2K
) &&
2235 (p
->guard_interval
==GUARD_INTERVAL_1_32
) ) {
2237 sc_config
|= SC_RA_RAM_CONFIG_SLAVE__M
;
2240 sc_config
&= ~SC_RA_RAM_CONFIG_SLAVE__M
;
2242 CHK_ERROR( Write16(state
,
2243 SC_RA_RAM_CONFIG__A
, sc_config
,0 ));
2246 CHK_ERROR( SetCfgNoiseCalibration(state
, &state
->noise_cal
));
2248 if (state
->cscd_state
== CSCD_INIT
)
2250 /* switch on SRMM scan in SC */
2251 CHK_ERROR( Write16(state
,
2252 SC_RA_RAM_SAMPLE_RATE_COUNT__A
,
2253 DRXD_OSCDEV_DO_SCAN
, 0x0000 ));
2254 /* CHK_ERROR( Write16( SC_RA_RAM_SAMPLE_RATE_STEP__A,
2255 DRXD_OSCDEV_STEP , 0x0000 ));*/
2256 state
->cscd_state
= CSCD_SET
;
2260 /* Now compute FE_IF_REG_INCR */
2261 /*((( SysFreq/BandWidth)/2)/2) -1) * 2^23) =>
2262 ((SysFreq / BandWidth) * (2^21) ) - (2^23)*/
2263 feIfIncr
= MulDiv32(state
->sys_clock_freq
*1000,
2264 ( 1ULL<< 21 ), bandwidth
) - (1<<23) ;
2265 CHK_ERROR( Write16(state
,
2267 (u16
)(feIfIncr
& FE_IF_REG_INCR0__M
),
2269 CHK_ERROR( Write16(state
,
2271 (u16
)((feIfIncr
>> FE_IF_REG_INCR0__W
) &
2272 FE_IF_REG_INCR1__M
), 0x0000) );
2273 /* Bandwidth setting done */
2275 /* Mirror & frequency offset */
2276 SetFrequencyShift(state
, off
, mirrorFreqSpect
);
2278 /* Start SC, write channel settings to SC */
2280 /* Enable SC after setting all other parameters */
2281 CHK_ERROR( Write16(state
, SC_COMM_STATE__A
, 0, 0x0000));
2282 CHK_ERROR( Write16(state
, SC_COMM_EXEC__A
, 1, 0x0000));
2284 /* Write SC parameter registers, operation mode */
2286 operationMode
=( SC_RA_RAM_OP_AUTO_MODE__M
|
2287 SC_RA_RAM_OP_AUTO_GUARD__M
|
2288 SC_RA_RAM_OP_AUTO_CONST__M
|
2289 SC_RA_RAM_OP_AUTO_HIER__M
|
2290 SC_RA_RAM_OP_AUTO_RATE__M
);
2292 CHK_ERROR( SC_SetPrefParamCommand(state
, 0x0000,
2296 /* Start correct processes to get in lock */
2297 CHK_ERROR( SC_ProcStartCommand(state
, SC_RA_RAM_PROC_LOCKTRACK
,
2298 SC_RA_RAM_SW_EVENT_RUN_NMASK__M
,
2299 SC_RA_RAM_LOCKTRACK_MIN
) );
2301 CHK_ERROR( StartOC(state
) );
2303 if( state
->operation_mode
!= OM_Default
) {
2304 CHK_ERROR(StartDiversity(state
));
2307 state
->drxd_state
= DRXD_STARTED
;
2313 static int CDRXD(struct drxd_state
*state
, u32 IntermediateFrequency
)
2315 u32 ulRfAgcOutputLevel
= 0xffffffff;
2316 u32 ulRfAgcSettleLevel
= 528; /* Optimum value for MT2060 */
2317 u32 ulRfAgcMinLevel
= 0; /* Currently unused */
2318 u32 ulRfAgcMaxLevel
= DRXD_FE_CTRL_MAX
; /* Currently unused */
2319 u32 ulRfAgcSpeed
= 0; /* Currently unused */
2320 u32 ulRfAgcMode
= 0;/*2; Off */
2321 u32 ulRfAgcR1
= 820;
2322 u32 ulRfAgcR2
= 2200;
2323 u32 ulRfAgcR3
= 150;
2324 u32 ulIfAgcMode
= 0; /* Auto */
2325 u32 ulIfAgcOutputLevel
= 0xffffffff;
2326 u32 ulIfAgcSettleLevel
= 0xffffffff;
2327 u32 ulIfAgcMinLevel
= 0xffffffff;
2328 u32 ulIfAgcMaxLevel
= 0xffffffff;
2329 u32 ulIfAgcSpeed
= 0xffffffff;
2330 u32 ulIfAgcR1
= 820;
2331 u32 ulIfAgcR2
= 2200;
2332 u32 ulIfAgcR3
= 150;
2333 u32 ulClock
= state
->config
.clock
;
2334 u32 ulSerialMode
= 0;
2335 u32 ulEcOcRegOcModeLop
= 4; /* Dynamic DTO source */
2336 u32 ulHiI2cDelay
= HI_I2C_DELAY
;
2337 u32 ulHiI2cBridgeDelay
= HI_I2C_BRIDGE_DELAY
;
2338 u32 ulHiI2cPatch
= 0;
2339 u32 ulEnvironment
= APPENV_PORTABLE
;
2340 u32 ulEnvironmentDiversity
= APPENV_MOBILE
;
2341 u32 ulIFFilter
= IFFILTER_SAW
;
2343 state
->if_agc_cfg
.ctrlMode
= AGC_CTRL_AUTO
;
2344 state
->if_agc_cfg
.outputLevel
= 0;
2345 state
->if_agc_cfg
.settleLevel
= 140;
2346 state
->if_agc_cfg
.minOutputLevel
= 0;
2347 state
->if_agc_cfg
.maxOutputLevel
= 1023;
2348 state
->if_agc_cfg
.speed
= 904;
2350 if( ulIfAgcMode
== 1 && ulIfAgcOutputLevel
<= DRXD_FE_CTRL_MAX
)
2352 state
->if_agc_cfg
.ctrlMode
= AGC_CTRL_USER
;
2353 state
->if_agc_cfg
.outputLevel
= (u16
)(ulIfAgcOutputLevel
);
2356 if( ulIfAgcMode
== 0 &&
2357 ulIfAgcSettleLevel
<= DRXD_FE_CTRL_MAX
&&
2358 ulIfAgcMinLevel
<= DRXD_FE_CTRL_MAX
&&
2359 ulIfAgcMaxLevel
<= DRXD_FE_CTRL_MAX
&&
2360 ulIfAgcSpeed
<= DRXD_FE_CTRL_MAX
2363 state
->if_agc_cfg
.ctrlMode
= AGC_CTRL_AUTO
;
2364 state
->if_agc_cfg
.settleLevel
= (u16
)(ulIfAgcSettleLevel
);
2365 state
->if_agc_cfg
.minOutputLevel
= (u16
)(ulIfAgcMinLevel
);
2366 state
->if_agc_cfg
.maxOutputLevel
= (u16
)(ulIfAgcMaxLevel
);
2367 state
->if_agc_cfg
.speed
= (u16
)(ulIfAgcSpeed
);
2370 state
->if_agc_cfg
.R1
= (u16
)(ulIfAgcR1
);
2371 state
->if_agc_cfg
.R2
= (u16
)(ulIfAgcR2
);
2372 state
->if_agc_cfg
.R3
= (u16
)(ulIfAgcR3
);
2374 state
->rf_agc_cfg
.R1
= (u16
)(ulRfAgcR1
);
2375 state
->rf_agc_cfg
.R2
= (u16
)(ulRfAgcR2
);
2376 state
->rf_agc_cfg
.R3
= (u16
)(ulRfAgcR3
);
2378 state
->rf_agc_cfg
.ctrlMode
= AGC_CTRL_AUTO
;
2379 /* rest of the RFAgcCfg structure currently unused */
2380 if (ulRfAgcMode
==1 && ulRfAgcOutputLevel
<=DRXD_FE_CTRL_MAX
) {
2381 state
->rf_agc_cfg
.ctrlMode
= AGC_CTRL_USER
;
2382 state
->rf_agc_cfg
.outputLevel
= (u16
)(ulRfAgcOutputLevel
);
2385 if( ulRfAgcMode
== 0 &&
2386 ulRfAgcSettleLevel
<= DRXD_FE_CTRL_MAX
&&
2387 ulRfAgcMinLevel
<= DRXD_FE_CTRL_MAX
&&
2388 ulRfAgcMaxLevel
<= DRXD_FE_CTRL_MAX
&&
2389 ulRfAgcSpeed
<= DRXD_FE_CTRL_MAX
2392 state
->rf_agc_cfg
.ctrlMode
= AGC_CTRL_AUTO
;
2393 state
->rf_agc_cfg
.settleLevel
= (u16
)(ulRfAgcSettleLevel
);
2394 state
->rf_agc_cfg
.minOutputLevel
= (u16
)(ulRfAgcMinLevel
);
2395 state
->rf_agc_cfg
.maxOutputLevel
= (u16
)(ulRfAgcMaxLevel
);
2396 state
->rf_agc_cfg
.speed
= (u16
)(ulRfAgcSpeed
);
2399 if( ulRfAgcMode
== 2 )
2401 state
->rf_agc_cfg
.ctrlMode
= AGC_CTRL_OFF
;
2404 if (ulEnvironment
<= 2)
2405 state
->app_env_default
= (enum app_env
)
2407 if (ulEnvironmentDiversity
<= 2)
2408 state
->app_env_diversity
= (enum app_env
)
2409 (ulEnvironmentDiversity
);
2411 if( ulIFFilter
== IFFILTER_DISCRETE
)
2413 /* discrete filter */
2414 state
->noise_cal
.cpOpt
= 0;
2415 state
->noise_cal
.cpNexpOfs
= 40;
2416 state
->noise_cal
.tdCal2k
= -40;
2417 state
->noise_cal
.tdCal8k
= -24;
2420 state
->noise_cal
.cpOpt
= 1;
2421 state
->noise_cal
.cpNexpOfs
= 0;
2422 state
->noise_cal
.tdCal2k
= -21;
2423 state
->noise_cal
.tdCal8k
= -24;
2425 state
->m_EcOcRegOcModeLop
= (u16
)(ulEcOcRegOcModeLop
);
2427 state
->chip_adr
= (state
->config
.demod_address
<<1)|1;
2428 switch( ulHiI2cPatch
)
2430 case 1 : state
->m_HiI2cPatch
= DRXD_HiI2cPatch_1
; break;
2431 case 3 : state
->m_HiI2cPatch
= DRXD_HiI2cPatch_3
; break;
2433 state
->m_HiI2cPatch
= NULL
;
2436 /* modify tuner and clock attributes */
2437 state
->intermediate_freq
= (u16
)(IntermediateFrequency
/1000);
2438 /* expected system clock frequency in kHz */
2439 state
->expected_sys_clock_freq
= 48000;
2440 /* real system clock frequency in kHz */
2441 state
->sys_clock_freq
= 48000;
2442 state
->osc_clock_freq
= (u16
) ulClock
;
2443 state
->osc_clock_deviation
= 0;
2444 state
->cscd_state
= CSCD_INIT
;
2445 state
->drxd_state
= DRXD_UNINITIALIZED
;
2449 state
->tuner_mirrors
=0;
2451 /* modify MPEG output attributes */
2452 state
->insert_rs_byte
= state
->config
.insert_rs_byte
;
2453 state
->enable_parallel
= (ulSerialMode
!= 1);
2455 /* Timing div, 250ns/Psys */
2456 /* Timing div, = ( delay (nano seconds) * sysclk (kHz) )/ 1000 */
2458 state
->hi_cfg_timing_div
= (u16
)((state
->sys_clock_freq
/1000)*
2459 ulHiI2cDelay
)/1000 ;
2460 /* Bridge delay, uses oscilator clock */
2461 /* Delay = ( delay (nano seconds) * oscclk (kHz) )/ 1000 */
2462 state
->hi_cfg_bridge_delay
= (u16
)((state
->osc_clock_freq
/1000) *
2463 ulHiI2cBridgeDelay
)/1000 ;
2465 state
->m_FeAgRegAgPwd
= DRXD_DEF_AG_PWD_CONSUMER
;
2466 /* state->m_FeAgRegAgPwd = DRXD_DEF_AG_PWD_PRO; */
2467 state
->m_FeAgRegAgAgcSio
= DRXD_DEF_AG_AGC_SIO
;
2471 int DRXD_init(struct drxd_state
*state
, const u8
*fw
, u32 fw_size
)
2476 if (state
->init_done
)
2479 CDRXD(state
, state
->config
.IF
? state
->config
.IF
: 36000000);
2482 state
->operation_mode
= OM_Default
;
2484 CHK_ERROR( SetDeviceTypeId(state
) );
2486 /* Apply I2c address patch to B1 */
2487 if( !state
->type_A
&& state
->m_HiI2cPatch
!= NULL
)
2488 CHK_ERROR(WriteTable(state
, state
->m_HiI2cPatch
));
2490 if (state
->type_A
) {
2491 /* HI firmware patch for UIO readout,
2492 avoid clearing of result register */
2493 CHK_ERROR(Write16(state
, 0x43012D, 0x047f, 0));
2496 CHK_ERROR( HI_ResetCommand(state
));
2498 CHK_ERROR(StopAllProcessors(state
));
2499 CHK_ERROR(InitCC(state
));
2501 state
->osc_clock_deviation
= 0;
2503 if (state
->config
.osc_deviation
)
2504 state
->osc_clock_deviation
=
2505 state
->config
.osc_deviation(state
->priv
,
2508 /* Handle clock deviation */
2510 s32 devA
= (s32
)(state
->osc_clock_deviation
) *
2511 (s32
)(state
->expected_sys_clock_freq
);
2512 /* deviation in kHz */
2513 s32 deviation
= ( devA
/(1000000L));
2514 /* rounding, signed */
2519 if ( (devB
*(devA
%1000000L)>1000000L ) )
2522 deviation
+= (devB
/2);
2525 state
->sys_clock_freq
=(u16
)((state
->
2526 expected_sys_clock_freq
)+
2529 CHK_ERROR(InitHI(state
));
2530 CHK_ERROR(InitAtomicRead(state
));
2532 CHK_ERROR(EnableAndResetMB(state
));
2534 CHK_ERROR(ResetCEFR(state
));
2537 CHK_ERROR(DownloadMicrocode(state
, fw
, fw_size
));
2539 CHK_ERROR(DownloadMicrocode(state
, state
->microcode
,
2540 state
->microcode_length
));
2544 state
->m_FeAgRegAgPwd
= DRXD_DEF_AG_PWD_PRO
;
2545 SetCfgPga(state
, 0); /* PGA = 0 dB */
2547 state
->m_FeAgRegAgPwd
= DRXD_DEF_AG_PWD_CONSUMER
;
2550 state
->m_FeAgRegAgAgcSio
= DRXD_DEF_AG_AGC_SIO
;
2552 CHK_ERROR(InitFE(state
));
2553 CHK_ERROR(InitFT(state
));
2554 CHK_ERROR(InitCP(state
));
2555 CHK_ERROR(InitCE(state
));
2556 CHK_ERROR(InitEQ(state
));
2557 CHK_ERROR(InitEC(state
));
2558 CHK_ERROR(InitSC(state
));
2560 CHK_ERROR(SetCfgIfAgc(state
, &state
->if_agc_cfg
));
2561 CHK_ERROR(SetCfgRfAgc(state
, &state
->rf_agc_cfg
));
2563 state
->cscd_state
= CSCD_INIT
;
2564 CHK_ERROR(Write16(state
, SC_COMM_EXEC__A
,
2565 SC_COMM_EXEC_CTL_STOP
, 0));
2566 CHK_ERROR(Write16(state
, LC_COMM_EXEC__A
,
2567 SC_COMM_EXEC_CTL_STOP
, 0 ));
2570 driverVersion
= (((VERSION_MAJOR
/10) << 4) +
2571 (VERSION_MAJOR
%10)) << 24;
2572 driverVersion
+= (((VERSION_MINOR
/10) << 4) +
2573 (VERSION_MINOR
%10)) << 16;
2574 driverVersion
+= ((VERSION_PATCH
/1000)<<12) +
2575 ((VERSION_PATCH
/100)<<8) +
2576 ((VERSION_PATCH
/10 )<< 4) +
2577 (VERSION_PATCH
%10 );
2579 CHK_ERROR(Write32(state
, SC_RA_RAM_DRIVER_VERSION__AX
,
2582 CHK_ERROR( StopOC(state
) );
2584 state
->drxd_state
= DRXD_STOPPED
;
2591 int DRXD_status(struct drxd_state
*state
, u32
*pLockStatus
)
2593 DRX_GetLockStatus(state
, pLockStatus
);
2595 /*if (*pLockStatus&DRX_LOCK_MPEG)*/
2596 if (*pLockStatus
&DRX_LOCK_FEC
) {
2597 ConfigureMPEGOutput(state
, 1);
2598 /* Get status again, in case we have MPEG lock now */
2599 /*DRX_GetLockStatus(state, pLockStatus);*/
2605 /****************************************************************************/
2606 /****************************************************************************/
2607 /****************************************************************************/
2609 static int drxd_read_signal_strength(struct dvb_frontend
*fe
,
2612 struct drxd_state
*state
= fe
->demodulator_priv
;
2616 res
=ReadIFAgc(state
, &value
);
2620 *strength
=0xffff-(value
<<4);
2625 static int drxd_read_status(struct dvb_frontend
*fe
, fe_status_t
*status
)
2627 struct drxd_state
*state
= fe
->demodulator_priv
;
2630 DRXD_status(state
, &lock
);
2632 /* No MPEG lock in V255 firmware, bug ? */
2634 if (lock
&DRX_LOCK_MPEG
)
2635 *status
|=FE_HAS_LOCK
;
2637 if (lock
&DRX_LOCK_FEC
)
2638 *status
|=FE_HAS_LOCK
;
2640 if (lock
&DRX_LOCK_FEC
)
2641 *status
|=FE_HAS_VITERBI
|FE_HAS_SYNC
;
2642 if (lock
&DRX_LOCK_DEMOD
)
2643 *status
|=FE_HAS_CARRIER
|FE_HAS_SIGNAL
;
2648 static int drxd_init(struct dvb_frontend
*fe
)
2650 struct drxd_state
*state
=fe
->demodulator_priv
;
2653 /* if (request_firmware(&state->fw, "drxd.fw", state->dev)<0) */
2654 return DRXD_init(state
, 0, 0);
2656 err
=DRXD_init(state
, state
->fw
->data
, state
->fw
->size
);
2657 release_firmware(state
->fw
);
2661 int drxd_config_i2c(struct dvb_frontend
*fe
, int onoff
)
2663 struct drxd_state
*state
=fe
->demodulator_priv
;
2665 if (state
->config
.disable_i2c_gate_ctrl
== 1)
2668 return DRX_ConfigureI2CBridge(state
, onoff
);
2671 static int drxd_get_tune_settings(struct dvb_frontend
*fe
,
2672 struct dvb_frontend_tune_settings
*sets
)
2674 sets
->min_delay_ms
=10000;
2680 static int drxd_read_ber(struct dvb_frontend
*fe
, u32
*ber
)
2686 static int drxd_read_snr(struct dvb_frontend
*fe
, u16
*snr
)
2692 static int drxd_read_ucblocks(struct dvb_frontend
*fe
, u32
*ucblocks
)
2698 static int drxd_sleep(struct dvb_frontend
* fe
)
2700 struct drxd_state
*state
=fe
->demodulator_priv
;
2702 ConfigureMPEGOutput(state
, 0);
2706 static int drxd_get_frontend(struct dvb_frontend
*fe
,
2707 struct dvb_frontend_parameters
*param
)
2712 static int drxd_i2c_gate_ctrl(struct dvb_frontend
* fe
, int enable
)
2714 return drxd_config_i2c(fe
, enable
);
2717 static int drxd_set_frontend(struct dvb_frontend
*fe
,
2718 struct dvb_frontend_parameters
*param
)
2720 struct drxd_state
*state
=fe
->demodulator_priv
;
2723 state
->param
=*param
;
2726 if (fe
->ops
.tuner_ops
.set_params
) {
2727 fe
->ops
.tuner_ops
.set_params(fe
, param
);
2728 if (fe
->ops
.i2c_gate_ctrl
)
2729 fe
->ops
.i2c_gate_ctrl(fe
, 0);
2732 /* FIXME: move PLL drivers */
2733 if (state
->config
.pll_set
&&
2734 state
->config
.pll_set(state
->priv
, param
,
2735 state
->config
.pll_address
,
2736 state
->config
.demoda_address
,
2738 printk("Error in pll_set\n");
2744 return DRX_Start(state
, off
);
2748 static void drxd_release(struct dvb_frontend
*fe
)
2750 struct drxd_state
*state
= fe
->demodulator_priv
;
2755 static struct dvb_frontend_ops drxd_ops
= {
2758 .name
= "Micronas DRXD DVB-T",
2760 .frequency_min
= 47125000,
2761 .frequency_max
= 855250000,
2762 .frequency_stepsize
= 166667,
2763 .frequency_tolerance
= 0,
2764 .caps
= FE_CAN_FEC_1_2
| FE_CAN_FEC_2_3
|
2765 FE_CAN_FEC_3_4
| FE_CAN_FEC_5_6
| FE_CAN_FEC_7_8
|
2767 FE_CAN_QAM_16
| FE_CAN_QAM_64
|
2769 FE_CAN_TRANSMISSION_MODE_AUTO
|
2770 FE_CAN_GUARD_INTERVAL_AUTO
|
2771 FE_CAN_HIERARCHY_AUTO
| FE_CAN_RECOVER
|
2775 .release
= drxd_release
,
2777 .sleep
= drxd_sleep
,
2778 .i2c_gate_ctrl
= drxd_i2c_gate_ctrl
,
2780 .set_frontend
= drxd_set_frontend
,
2781 .get_frontend
= drxd_get_frontend
,
2782 .get_tune_settings
= drxd_get_tune_settings
,
2784 .read_status
= drxd_read_status
,
2785 .read_ber
= drxd_read_ber
,
2786 .read_signal_strength
= drxd_read_signal_strength
,
2787 .read_snr
= drxd_read_snr
,
2788 .read_ucblocks
= drxd_read_ucblocks
,
2791 struct dvb_frontend
*drxd_attach(const struct drxd_config
*config
,
2792 void *priv
, struct i2c_adapter
*i2c
,
2795 struct drxd_state
*state
= NULL
;
2797 state
=kmalloc(sizeof(struct drxd_state
), GFP_KERNEL
);
2800 memset(state
, 0, sizeof(*state
));
2802 memcpy(&state
->ops
, &drxd_ops
, sizeof(struct dvb_frontend_ops
));
2804 state
->config
=*config
;
2808 sema_init(&state
->mutex
, 1);
2810 if (Read16(state
, 0, 0, 0)<0)
2813 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
2814 state
->frontend
.ops
=&state
->ops
;
2816 memcpy(&state
->frontend
.ops
, &drxd_ops
,
2817 sizeof(struct dvb_frontend_ops
));
2819 state
->frontend
.demodulator_priv
=state
;
2820 ConfigureMPEGOutput(state
, 0);
2821 return &state
->frontend
;
2824 printk("drxd: not found\n");
2829 MODULE_DESCRIPTION("DRXD driver");
2830 MODULE_AUTHOR("Micronas");
2831 MODULE_LICENSE("GPL");
2833 EXPORT_SYMBOL(drxd_attach
);
2834 EXPORT_SYMBOL(drxd_config_i2c
);