diff options
Diffstat (limited to 'drivers/media/dvb/frontends/stv090x.c')
| -rw-r--r-- | drivers/media/dvb/frontends/stv090x.c | 4823 |
1 files changed, 0 insertions, 4823 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c deleted file mode 100644 index ea86a56..0000000 --- a/drivers/media/dvb/frontends/stv090x.c +++ /dev/null @@ -1,4823 +0,0 @@ -/* - STV0900/0903 Multistandard Broadcast Frontend driver - Copyright (C) Manu Abraham <abraham.manu@gmail.com> - - Copyright (C) ST Microelectronics - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ - -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/string.h> -#include <linux/slab.h> -#include <linux/mutex.h> - -#include <linux/dvb/frontend.h> -#include "dvb_frontend.h" - -#include "stv6110x.h" /* for demodulator internal modes */ - -#include "stv090x_reg.h" -#include "stv090x.h" -#include "stv090x_priv.h" - -static unsigned int verbose; -module_param(verbose, int, 0644); - -/* internal params node */ -struct stv090x_dev { - /* pointer for internal params, one for each pair of demods */ - struct stv090x_internal *internal; - struct stv090x_dev *next_dev; -}; - -/* first internal params */ -static struct stv090x_dev *stv090x_first_dev; - -/* find chip by i2c adapter and i2c address */ -static struct stv090x_dev *find_dev(struct i2c_adapter *i2c_adap, - u8 i2c_addr) -{ - struct stv090x_dev *temp_dev = stv090x_first_dev; - - /* - Search of the last stv0900 chip or - find it by i2c adapter and i2c address */ - while ((temp_dev != NULL) && - ((temp_dev->internal->i2c_adap != i2c_adap) || - (temp_dev->internal->i2c_addr != i2c_addr))) { - - temp_dev = temp_dev->next_dev; - } - - return temp_dev; -} - -/* deallocating chip */ -static void remove_dev(struct stv090x_internal *internal) -{ - struct stv090x_dev *prev_dev = stv090x_first_dev; - struct stv090x_dev *del_dev = find_dev(internal->i2c_adap, - internal->i2c_addr); - - if (del_dev != NULL) { - if (del_dev == stv090x_first_dev) { - stv090x_first_dev = del_dev->next_dev; - } else { - while (prev_dev->next_dev != del_dev) - prev_dev = prev_dev->next_dev; - - prev_dev->next_dev = del_dev->next_dev; - } - - kfree(del_dev); - } -} - -/* allocating new chip */ -static struct stv090x_dev *append_internal(struct stv090x_internal *internal) -{ - struct stv090x_dev *new_dev; - struct stv090x_dev *temp_dev; - - new_dev = kmalloc(sizeof(struct stv090x_dev), GFP_KERNEL); - if (new_dev != NULL) { - new_dev->internal = internal; - new_dev->next_dev = NULL; - - /* append to list */ - if (stv090x_first_dev == NULL) { - stv090x_first_dev = new_dev; - } else { - temp_dev = stv090x_first_dev; - while (temp_dev->next_dev != NULL) - temp_dev = temp_dev->next_dev; - - temp_dev->next_dev = new_dev; - } - } - - return new_dev; -} - - -/* DVBS1 and DSS C/N Lookup table */ -static const struct stv090x_tab stv090x_s1cn_tab[] = { - { 0, 8917 }, /* 0.0dB */ - { 5, 8801 }, /* 0.5dB */ - { 10, 8667 }, /* 1.0dB */ - { 15, 8522 }, /* 1.5dB */ - { 20, 8355 }, /* 2.0dB */ - { 25, 8175 }, /* 2.5dB */ - { 30, 7979 }, /* 3.0dB */ - { 35, 7763 }, /* 3.5dB */ - { 40, 7530 }, /* 4.0dB */ - { 45, 7282 }, /* 4.5dB */ - { 50, 7026 }, /* 5.0dB */ - { 55, 6781 }, /* 5.5dB */ - { 60, 6514 }, /* 6.0dB */ - { 65, 6241 }, /* 6.5dB */ - { 70, 5965 }, /* 7.0dB */ - { 75, 5690 }, /* 7.5dB */ - { 80, 5424 }, /* 8.0dB */ - { 85, 5161 }, /* 8.5dB */ - { 90, 4902 }, /* 9.0dB */ - { 95, 4654 }, /* 9.5dB */ - { 100, 4417 }, /* 10.0dB */ - { 105, 4186 }, /* 10.5dB */ - { 110, 3968 }, /* 11.0dB */ - { 115, 3757 }, /* 11.5dB */ - { 120, 3558 }, /* 12.0dB */ - { 125, 3366 }, /* 12.5dB */ - { 130, 3185 }, /* 13.0dB */ - { 135, 3012 }, /* 13.5dB */ - { 140, 2850 }, /* 14.0dB */ - { 145, 2698 }, /* 14.5dB */ - { 150, 2550 }, /* 15.0dB */ - { 160, 2283 }, /* 16.0dB */ - { 170, 2042 }, /* 17.0dB */ - { 180, 1827 }, /* 18.0dB */ - { 190, 1636 }, /* 19.0dB */ - { 200, 1466 }, /* 20.0dB */ - { 210, 1315 }, /* 21.0dB */ - { 220, 1181 }, /* 22.0dB */ - { 230, 1064 }, /* 23.0dB */ - { 240, 960 }, /* 24.0dB */ - { 250, 869 }, /* 25.0dB */ - { 260, 792 }, /* 26.0dB */ - { 270, 724 }, /* 27.0dB */ - { 280, 665 }, /* 28.0dB */ - { 290, 616 }, /* 29.0dB */ - { 300, 573 }, /* 30.0dB */ - { 310, 537 }, /* 31.0dB */ - { 320, 507 }, /* 32.0dB */ - { 330, 483 }, /* 33.0dB */ - { 400, 398 }, /* 40.0dB */ - { 450, 381 }, /* 45.0dB */ - { 500, 377 } /* 50.0dB */ -}; - -/* DVBS2 C/N Lookup table */ -static const struct stv090x_tab stv090x_s2cn_tab[] = { - { -30, 13348 }, /* -3.0dB */ - { -20, 12640 }, /* -2d.0B */ - { -10, 11883 }, /* -1.0dB */ - { 0, 11101 }, /* -0.0dB */ - { 5, 10718 }, /* 0.5dB */ - { 10, 10339 }, /* 1.0dB */ - { 15, 9947 }, /* 1.5dB */ - { 20, 9552 }, /* 2.0dB */ - { 25, 9183 }, /* 2.5dB */ - { 30, 8799 }, /* 3.0dB */ - { 35, 8422 }, /* 3.5dB */ - { 40, 8062 }, /* 4.0dB */ - { 45, 7707 }, /* 4.5dB */ - { 50, 7353 }, /* 5.0dB */ - { 55, 7025 }, /* 5.5dB */ - { 60, 6684 }, /* 6.0dB */ - { 65, 6331 }, /* 6.5dB */ - { 70, 6036 }, /* 7.0dB */ - { 75, 5727 }, /* 7.5dB */ - { 80, 5437 }, /* 8.0dB */ - { 85, 5164 }, /* 8.5dB */ - { 90, 4902 }, /* 9.0dB */ - { 95, 4653 }, /* 9.5dB */ - { 100, 4408 }, /* 10.0dB */ - { 105, 4187 }, /* 10.5dB */ - { 110, 3961 }, /* 11.0dB */ - { 115, 3751 }, /* 11.5dB */ - { 120, 3558 }, /* 12.0dB */ - { 125, 3368 }, /* 12.5dB */ - { 130, 3191 }, /* 13.0dB */ - { 135, 3017 }, /* 13.5dB */ - { 140, 2862 }, /* 14.0dB */ - { 145, 2710 }, /* 14.5dB */ - { 150, 2565 }, /* 15.0dB */ - { 160, 2300 }, /* 16.0dB */ - { 170, 2058 }, /* 17.0dB */ - { 180, 1849 }, /* 18.0dB */ - { 190, 1663 }, /* 19.0dB */ - { 200, 1495 }, /* 20.0dB */ - { 210, 1349 }, /* 21.0dB */ - { 220, 1222 }, /* 22.0dB */ - { 230, 1110 }, /* 23.0dB */ - { 240, 1011 }, /* 24.0dB */ - { 250, 925 }, /* 25.0dB */ - { 260, 853 }, /* 26.0dB */ - { 270, 789 }, /* 27.0dB */ - { 280, 734 }, /* 28.0dB */ - { 290, 690 }, /* 29.0dB */ - { 300, 650 }, /* 30.0dB */ - { 310, 619 }, /* 31.0dB */ - { 320, 593 }, /* 32.0dB */ - { 330, 571 }, /* 33.0dB */ - { 400, 498 }, /* 40.0dB */ - { 450, 484 }, /* 45.0dB */ - { 500, 481 } /* 50.0dB */ -}; - -/* RF level C/N lookup table */ -static const struct stv090x_tab stv090x_rf_tab[] = { - { -5, 0xcaa1 }, /* -5dBm */ - { -10, 0xc229 }, /* -10dBm */ - { -15, 0xbb08 }, /* -15dBm */ - { -20, 0xb4bc }, /* -20dBm */ - { -25, 0xad5a }, /* -25dBm */ - { -30, 0xa298 }, /* -30dBm */ - { -35, 0x98a8 }, /* -35dBm */ - { -40, 0x8389 }, /* -40dBm */ - { -45, 0x59be }, /* -45dBm */ - { -50, 0x3a14 }, /* -50dBm */ - { -55, 0x2d11 }, /* -55dBm */ - { -60, 0x210d }, /* -60dBm */ - { -65, 0xa14f }, /* -65dBm */ - { -70, 0x07aa } /* -70dBm */ -}; - - -static struct stv090x_reg stv0900_initval[] = { - - { STV090x_OUTCFG, 0x00 }, - { STV090x_MODECFG, 0xff }, - { STV090x_AGCRF1CFG, 0x11 }, - { STV090x_AGCRF2CFG, 0x13 }, - { STV090x_TSGENERAL1X, 0x14 }, - { STV090x_TSTTNR2, 0x21 }, - { STV090x_TSTTNR4, 0x21 }, - { STV090x_P2_DISTXCTL, 0x22 }, - { STV090x_P2_F22TX, 0xc0 }, - { STV090x_P2_F22RX, 0xc0 }, - { STV090x_P2_DISRXCTL, 0x00 }, - { STV090x_P2_DMDCFGMD, 0xF9 }, - { STV090x_P2_DEMOD, 0x08 }, - { STV090x_P2_DMDCFG3, 0xc4 }, - { STV090x_P2_CARFREQ, 0xed }, - { STV090x_P2_LDT, 0xd0 }, - { STV090x_P2_LDT2, 0xb8 }, - { STV090x_P2_TMGCFG, 0xd2 }, - { STV090x_P2_TMGTHRISE, 0x20 }, - { STV090x_P1_TMGCFG, 0xd2 }, - - { STV090x_P2_TMGTHFALL, 0x00 }, - { STV090x_P2_FECSPY, 0x88 }, - { STV090x_P2_FSPYDATA, 0x3a }, - { STV090x_P2_FBERCPT4, 0x00 }, - { STV090x_P2_FSPYBER, 0x10 }, - { STV090x_P2_ERRCTRL1, 0x35 }, - { STV090x_P2_ERRCTRL2, 0xc1 }, - { STV090x_P2_CFRICFG, 0xf8 }, - { STV090x_P2_NOSCFG, 0x1c }, - { STV090x_P2_DMDTOM, 0x20 }, - { STV090x_P2_CORRELMANT, 0x70 }, - { STV090x_P2_CORRELABS, 0x88 }, - { STV090x_P2_AGC2O, 0x5b }, - { STV090x_P2_AGC2REF, 0x38 }, - { STV090x_P2_CARCFG, 0xe4 }, - { STV090x_P2_ACLC, 0x1A }, - { STV090x_P2_BCLC, 0x09 }, - { STV090x_P2_CARHDR, 0x08 }, - { STV090x_P2_KREFTMG, 0xc1 }, - { STV090x_P2_SFRUPRATIO, 0xf0 }, - { STV090x_P2_SFRLOWRATIO, 0x70 }, - { STV090x_P2_SFRSTEP, 0x58 }, - { STV090x_P2_TMGCFG2, 0x01 }, - { STV090x_P2_CAR2CFG, 0x26 }, - { STV090x_P2_BCLC2S2Q, 0x86 }, - { STV090x_P2_BCLC2S28, 0x86 }, - { STV090x_P2_SMAPCOEF7, 0x77 }, - { STV090x_P2_SMAPCOEF6, 0x85 }, - { STV090x_P2_SMAPCOEF5, 0x77 }, - { STV090x_P2_TSCFGL, 0x20 }, - { STV090x_P2_DMDCFG2, 0x3b }, - { STV090x_P2_MODCODLST0, 0xff }, - { STV090x_P2_MODCODLST1, 0xff }, - { STV090x_P2_MODCODLST2, 0xff }, - { STV090x_P2_MODCODLST3, 0xff }, - { STV090x_P2_MODCODLST4, 0xff }, - { STV090x_P2_MODCODLST5, 0xff }, - { STV090x_P2_MODCODLST6, 0xff }, - { STV090x_P2_MODCODLST7, 0xcc }, - { STV090x_P2_MODCODLST8, 0xcc }, - { STV090x_P2_MODCODLST9, 0xcc }, - { STV090x_P2_MODCODLSTA, 0xcc }, - { STV090x_P2_MODCODLSTB, 0xcc }, - { STV090x_P2_MODCODLSTC, 0xcc }, - { STV090x_P2_MODCODLSTD, 0xcc }, - { STV090x_P2_MODCODLSTE, 0xcc }, - { STV090x_P2_MODCODLSTF, 0xcf }, - { STV090x_P1_DISTXCTL, 0x22 }, - { STV090x_P1_F22TX, 0xc0 }, - { STV090x_P1_F22RX, 0xc0 }, - { STV090x_P1_DISRXCTL, 0x00 }, - { STV090x_P1_DMDCFGMD, 0xf9 }, - { STV090x_P1_DEMOD, 0x08 }, - { STV090x_P1_DMDCFG3, 0xc4 }, - { STV090x_P1_DMDTOM, 0x20 }, - { STV090x_P1_CARFREQ, 0xed }, - { STV090x_P1_LDT, 0xd0 }, - { STV090x_P1_LDT2, 0xb8 }, - { STV090x_P1_TMGCFG, 0xd2 }, - { STV090x_P1_TMGTHRISE, 0x20 }, - { STV090x_P1_TMGTHFALL, 0x00 }, - { STV090x_P1_SFRUPRATIO, 0xf0 }, - { STV090x_P1_SFRLOWRATIO, 0x70 }, - { STV090x_P1_TSCFGL, 0x20 }, - { STV090x_P1_FECSPY, 0x88 }, - { STV090x_P1_FSPYDATA, 0x3a }, - { STV090x_P1_FBERCPT4, 0x00 }, - { STV090x_P1_FSPYBER, 0x10 }, - { STV090x_P1_ERRCTRL1, 0x35 }, - { STV090x_P1_ERRCTRL2, 0xc1 }, - { STV090x_P1_CFRICFG, 0xf8 }, - { STV090x_P1_NOSCFG, 0x1c }, - { STV090x_P1_CORRELMANT, 0x70 }, - { STV090x_P1_CORRELABS, 0x88 }, - { STV090x_P1_AGC2O, 0x5b }, - { STV090x_P1_AGC2REF, 0x38 }, - { STV090x_P1_CARCFG, 0xe4 }, - { STV090x_P1_ACLC, 0x1A }, - { STV090x_P1_BCLC, 0x09 }, - { STV090x_P1_CARHDR, 0x08 }, - { STV090x_P1_KREFTMG, 0xc1 }, - { STV090x_P1_SFRSTEP, 0x58 }, - { STV090x_P1_TMGCFG2, 0x01 }, - { STV090x_P1_CAR2CFG, 0x26 }, - { STV090x_P1_BCLC2S2Q, 0x86 }, - { STV090x_P1_BCLC2S28, 0x86 }, - { STV090x_P1_SMAPCOEF7, 0x77 }, - { STV090x_P1_SMAPCOEF6, 0x85 }, - { STV090x_P1_SMAPCOEF5, 0x77 }, - { STV090x_P1_DMDCFG2, 0x3b }, - { STV090x_P1_MODCODLST0, 0xff }, - { STV090x_P1_MODCODLST1, 0xff }, - { STV090x_P1_MODCODLST2, 0xff }, - { STV090x_P1_MODCODLST3, 0xff }, - { STV090x_P1_MODCODLST4, 0xff }, - { STV090x_P1_MODCODLST5, 0xff }, - { STV090x_P1_MODCODLST6, 0xff }, - { STV090x_P1_MODCODLST7, 0xcc }, - { STV090x_P1_MODCODLST8, 0xcc }, - { STV090x_P1_MODCODLST9, 0xcc }, - { STV090x_P1_MODCODLSTA, 0xcc }, - { STV090x_P1_MODCODLSTB, 0xcc }, - { STV090x_P1_MODCODLSTC, 0xcc }, - { STV090x_P1_MODCODLSTD, 0xcc }, - { STV090x_P1_MODCODLSTE, 0xcc }, - { STV090x_P1_MODCODLSTF, 0xcf }, - { STV090x_GENCFG, 0x1d }, - { STV090x_NBITER_NF4, 0x37 }, - { STV090x_NBITER_NF5, 0x29 }, - { STV090x_NBITER_NF6, 0x37 }, - { STV090x_NBITER_NF7, 0x33 }, - { STV090x_NBITER_NF8, 0x31 }, - { STV090x_NBITER_NF9, 0x2f }, - { STV090x_NBITER_NF10, 0x39 }, - { STV090x_NBITER_NF11, 0x3a }, - { STV090x_NBITER_NF12, 0x29 }, - { STV090x_NBITER_NF13, 0x37 }, - { STV090x_NBITER_NF14, 0x33 }, - { STV090x_NBITER_NF15, 0x2f }, - { STV090x_NBITER_NF16, 0x39 }, - { STV090x_NBITER_NF17, 0x3a }, - { STV090x_NBITERNOERR, 0x04 }, - { STV090x_GAINLLR_NF4, 0x0C }, - { STV090x_GAINLLR_NF5, 0x0F }, - { STV090x_GAINLLR_NF6, 0x11 }, - { STV090x_GAINLLR_NF7, 0x14 }, - { STV090x_GAINLLR_NF8, 0x17 }, - { STV090x_GAINLLR_NF9, 0x19 }, - { STV090x_GAINLLR_NF10, 0x20 }, - { STV090x_GAINLLR_NF11, 0x21 }, - { STV090x_GAINLLR_NF12, 0x0D }, - { STV090x_GAINLLR_NF13, 0x0F }, - { STV090x_GAINLLR_NF14, 0x13 }, - { STV090x_GAINLLR_NF15, 0x1A }, - { STV090x_GAINLLR_NF16, 0x1F }, - { STV090x_GAINLLR_NF17, 0x21 }, - { STV090x_RCCFGH, 0x20 }, - { STV090x_P1_FECM, 0x01 }, /* disable DSS modes */ - { STV090x_P2_FECM, 0x01 }, /* disable DSS modes */ - { STV090x_P1_PRVIT, 0x2F }, /* disable PR 6/7 */ - { STV090x_P2_PRVIT, 0x2F }, /* disable PR 6/7 */ -}; - -static struct stv090x_reg stv0903_initval[] = { - { STV090x_OUTCFG, 0x00 }, - { STV090x_AGCRF1CFG, 0x11 }, - { STV090x_STOPCLK1, 0x48 }, - { STV090x_STOPCLK2, 0x14 }, - { STV090x_TSTTNR1, 0x27 }, - { STV090x_TSTTNR2, 0x21 }, - { STV090x_P1_DISTXCTL, 0x22 }, - { STV090x_P1_F22TX, 0xc0 }, - { STV090x_P1_F22RX, 0xc0 }, - { STV090x_P1_DISRXCTL, 0x00 }, - { STV090x_P1_DMDCFGMD, 0xF9 }, - { STV090x_P1_DEMOD, 0x08 }, - { STV090x_P1_DMDCFG3, 0xc4 }, - { STV090x_P1_CARFREQ, 0xed }, - { STV090x_P1_TNRCFG2, 0x82 }, - { STV090x_P1_LDT, 0xd0 }, - { STV090x_P1_LDT2, 0xb8 }, - { STV090x_P1_TMGCFG, 0xd2 }, - { STV090x_P1_TMGTHRISE, 0x20 }, - { STV090x_P1_TMGTHFALL, 0x00 }, - { STV090x_P1_SFRUPRATIO, 0xf0 }, - { STV090x_P1_SFRLOWRATIO, 0x70 }, - { STV090x_P1_TSCFGL, 0x20 }, - { STV090x_P1_FECSPY, 0x88 }, - { STV090x_P1_FSPYDATA, 0x3a }, - { STV090x_P1_FBERCPT4, 0x00 }, - { STV090x_P1_FSPYBER, 0x10 }, - { STV090x_P1_ERRCTRL1, 0x35 }, - { STV090x_P1_ERRCTRL2, 0xc1 }, - { STV090x_P1_CFRICFG, 0xf8 }, - { STV090x_P1_NOSCFG, 0x1c }, - { STV090x_P1_DMDTOM, 0x20 }, - { STV090x_P1_CORRELMANT, 0x70 }, - { STV090x_P1_CORRELABS, 0x88 }, - { STV090x_P1_AGC2O, 0x5b }, - { STV090x_P1_AGC2REF, 0x38 }, - { STV090x_P1_CARCFG, 0xe4 }, - { STV090x_P1_ACLC, 0x1A }, - { STV090x_P1_BCLC, 0x09 }, - { STV090x_P1_CARHDR, 0x08 }, - { STV090x_P1_KREFTMG, 0xc1 }, - { STV090x_P1_SFRSTEP, 0x58 }, - { STV090x_P1_TMGCFG2, 0x01 }, - { STV090x_P1_CAR2CFG, 0x26 }, - { STV090x_P1_BCLC2S2Q, 0x86 }, - { STV090x_P1_BCLC2S28, 0x86 }, - { STV090x_P1_SMAPCOEF7, 0x77 }, - { STV090x_P1_SMAPCOEF6, 0x85 }, - { STV090x_P1_SMAPCOEF5, 0x77 }, - { STV090x_P1_DMDCFG2, 0x3b }, - { STV090x_P1_MODCODLST0, 0xff }, - { STV090x_P1_MODCODLST1, 0xff }, - { STV090x_P1_MODCODLST2, 0xff }, - { STV090x_P1_MODCODLST3, 0xff }, - { STV090x_P1_MODCODLST4, 0xff }, - { STV090x_P1_MODCODLST5, 0xff }, - { STV090x_P1_MODCODLST6, 0xff }, - { STV090x_P1_MODCODLST7, 0xcc }, - { STV090x_P1_MODCODLST8, 0xcc }, - { STV090x_P1_MODCODLST9, 0xcc }, - { STV090x_P1_MODCODLSTA, 0xcc }, - { STV090x_P1_MODCODLSTB, 0xcc }, - { STV090x_P1_MODCODLSTC, 0xcc }, - { STV090x_P1_MODCODLSTD, 0xcc }, - { STV090x_P1_MODCODLSTE, 0xcc }, - { STV090x_P1_MODCODLSTF, 0xcf }, - { STV090x_GENCFG, 0x1c }, - { STV090x_NBITER_NF4, 0x37 }, - { STV090x_NBITER_NF5, 0x29 }, - { STV090x_NBITER_NF6, 0x37 }, - { STV090x_NBITER_NF7, 0x33 }, - { STV090x_NBITER_NF8, 0x31 }, - { STV090x_NBITER_NF9, 0x2f }, - { STV090x_NBITER_NF10, 0x39 }, - { STV090x_NBITER_NF11, 0x3a }, - { STV090x_NBITER_NF12, 0x29 }, - { STV090x_NBITER_NF13, 0x37 }, - { STV090x_NBITER_NF14, 0x33 }, - { STV090x_NBITER_NF15, 0x2f }, - { STV090x_NBITER_NF16, 0x39 }, - { STV090x_NBITER_NF17, 0x3a }, - { STV090x_NBITERNOERR, 0x04 }, - { STV090x_GAINLLR_NF4, 0x0C }, - { STV090x_GAINLLR_NF5, 0x0F }, - { STV090x_GAINLLR_NF6, 0x11 }, - { STV090x_GAINLLR_NF7, 0x14 }, - { STV090x_GAINLLR_NF8, 0x17 }, - { STV090x_GAINLLR_NF9, 0x19 }, - { STV090x_GAINLLR_NF10, 0x20 }, - { STV090x_GAINLLR_NF11, 0x21 }, - { STV090x_GAINLLR_NF12, 0x0D }, - { STV090x_GAINLLR_NF13, 0x0F }, - { STV090x_GAINLLR_NF14, 0x13 }, - { STV090x_GAINLLR_NF15, 0x1A }, - { STV090x_GAINLLR_NF16, 0x1F }, - { STV090x_GAINLLR_NF17, 0x21 }, - { STV090x_RCCFGH, 0x20 }, - { STV090x_P1_FECM, 0x01 }, /*disable the DSS mode */ - { STV090x_P1_PRVIT, 0x2f } /*disable puncture rate 6/7*/ -}; - -static struct stv090x_reg stv0900_cut20_val[] = { - - { STV090x_P2_DMDCFG3, 0xe8 }, - { STV090x_P2_DMDCFG4, 0x10 }, - { STV090x_P2_CARFREQ, 0x38 }, - { STV090x_P2_CARHDR, 0x20 }, - { STV090x_P2_KREFTMG, 0x5a }, - { STV090x_P2_SMAPCOEF7, 0x06 }, - { STV090x_P2_SMAPCOEF6, 0x00 }, - { STV090x_P2_SMAPCOEF5, 0x04 }, - { STV090x_P2_NOSCFG, 0x0c }, - { STV090x_P1_DMDCFG3, 0xe8 }, - { STV090x_P1_DMDCFG4, 0x10 }, - { STV090x_P1_CARFREQ, 0x38 }, - { STV090x_P1_CARHDR, 0x20 }, - { STV090x_P1_KREFTMG, 0x5a }, - { STV090x_P1_SMAPCOEF7, 0x06 }, - { STV090x_P1_SMAPCOEF6, 0x00 }, - { STV090x_P1_SMAPCOEF5, 0x04 }, - { STV090x_P1_NOSCFG, 0x0c }, - { STV090x_GAINLLR_NF4, 0x21 }, - { STV090x_GAINLLR_NF5, 0x21 }, - { STV090x_GAINLLR_NF6, 0x20 }, - { STV090x_GAINLLR_NF7, 0x1F }, - { STV090x_GAINLLR_NF8, 0x1E }, - { STV090x_GAINLLR_NF9, 0x1E }, - { STV090x_GAINLLR_NF10, 0x1D }, - { STV090x_GAINLLR_NF11, 0x1B }, - { STV090x_GAINLLR_NF12, 0x20 }, - { STV090x_GAINLLR_NF13, 0x20 }, - { STV090x_GAINLLR_NF14, 0x20 }, - { STV090x_GAINLLR_NF15, 0x20 }, - { STV090x_GAINLLR_NF16, 0x20 }, - { STV090x_GAINLLR_NF17, 0x21 }, -}; - -static struct stv090x_reg stv0903_cut20_val[] = { - { STV090x_P1_DMDCFG3, 0xe8 }, - { STV090x_P1_DMDCFG4, 0x10 }, - { STV090x_P1_CARFREQ, 0x38 }, - { STV090x_P1_CARHDR, 0x20 }, - { STV090x_P1_KREFTMG, 0x5a }, - { STV090x_P1_SMAPCOEF7, 0x06 }, - { STV090x_P1_SMAPCOEF6, 0x00 }, - { STV090x_P1_SMAPCOEF5, 0x04 }, - { STV090x_P1_NOSCFG, 0x0c }, - { STV090x_GAINLLR_NF4, 0x21 }, - { STV090x_GAINLLR_NF5, 0x21 }, - { STV090x_GAINLLR_NF6, 0x20 }, - { STV090x_GAINLLR_NF7, 0x1F }, - { STV090x_GAINLLR_NF8, 0x1E }, - { STV090x_GAINLLR_NF9, 0x1E }, - { STV090x_GAINLLR_NF10, 0x1D }, - { STV090x_GAINLLR_NF11, 0x1B }, - { STV090x_GAINLLR_NF12, 0x20 }, - { STV090x_GAINLLR_NF13, 0x20 }, - { STV090x_GAINLLR_NF14, 0x20 }, - { STV090x_GAINLLR_NF15, 0x20 }, - { STV090x_GAINLLR_NF16, 0x20 }, - { STV090x_GAINLLR_NF17, 0x21 } -}; - -/* Cut 2.0 Long Frame Tracking CR loop */ -static struct stv090x_long_frame_crloop stv090x_s2_crl_cut20[] = { - /* MODCOD 2MPon 2MPoff 5MPon 5MPoff 10MPon 10MPoff 20MPon 20MPoff 30MPon 30MPoff */ - { STV090x_QPSK_12, 0x1f, 0x3f, 0x1e, 0x3f, 0x3d, 0x1f, 0x3d, 0x3e, 0x3d, 0x1e }, - { STV090x_QPSK_35, 0x2f, 0x3f, 0x2e, 0x2f, 0x3d, 0x0f, 0x0e, 0x2e, 0x3d, 0x0e }, - { STV090x_QPSK_23, 0x2f, 0x3f, 0x2e, 0x2f, 0x0e, 0x0f, 0x0e, 0x1e, 0x3d, 0x3d }, - { STV090x_QPSK_34, 0x3f, 0x3f, 0x3e, 0x1f, 0x0e, 0x3e, 0x0e, 0x1e, 0x3d, 0x3d }, - { STV090x_QPSK_45, 0x3f, 0x3f, 0x3e, 0x1f, 0x0e, 0x3e, 0x0e, 0x1e, 0x3d, 0x3d }, - { STV090x_QPSK_56, 0x3f, 0x3f, 0x3e, 0x1f, 0x0e, 0x3e, 0x0e, 0x1e, 0x3d, 0x3d }, - { STV090x_QPSK_89, 0x3f, 0x3f, 0x3e, 0x1f, 0x1e, 0x3e, 0x0e, 0x1e, 0x3d, 0x3d }, - { STV090x_QPSK_910, 0x3f, 0x3f, 0x3e, 0x1f, 0x1e, 0x3e, 0x0e, 0x1e, 0x3d, 0x3d }, - { STV090x_8PSK_35, 0x3c, 0x3e, 0x1c, 0x2e, 0x0c, 0x1e, 0x2b, 0x2d, 0x1b, 0x1d }, - { STV090x_8PSK_23, 0x1d, 0x3e, 0x3c, 0x2e, 0x2c, 0x1e, 0x0c, 0x2d, 0x2b, 0x1d }, - { STV090x_8PSK_34, 0x0e, 0x3e, 0x3d, 0x2e, 0x0d, 0x1e, 0x2c, 0x2d, 0x0c, 0x1d }, - { STV090x_8PSK_56, 0x2e, 0x3e, 0x1e, 0x2e, 0x2d, 0x1e, 0x3c, 0x2d, 0x2c, 0x1d }, - { STV090x_8PSK_89, 0x3e, 0x3e, 0x1e, 0x2e, 0x3d, 0x1e, 0x0d, 0x2d, 0x3c, 0x1d }, - { STV090x_8PSK_910, 0x3e, 0x3e, 0x1e, 0x2e, 0x3d, 0x1e, 0x1d, 0x2d, 0x0d, 0x1d } -}; - -/* Cut 3.0 Long Frame Tracking CR loop */ -static struct stv090x_long_frame_crloop stv090x_s2_crl_cut30[] = { - /* MODCOD 2MPon 2MPoff 5MPon 5MPoff 10MPon 10MPoff 20MPon 20MPoff 30MPon 30MPoff */ - { STV090x_QPSK_12, 0x3c, 0x2c, 0x0c, 0x2c, 0x1b, 0x2c, 0x1b, 0x1c, 0x0b, 0x3b }, - { STV090x_QPSK_35, 0x0d, 0x0d, 0x0c, 0x0d, 0x1b, 0x3c, 0x1b, 0x1c, 0x0b, 0x3b }, - { STV090x_QPSK_23, 0x1d, 0x0d, 0x0c, 0x1d, 0x2b, 0x3c, 0x1b, 0x1c, 0x0b, 0x3b }, - { STV090x_QPSK_34, 0x1d, 0x1d, 0x0c, 0x1d, 0x2b, 0x3c, 0x1b, 0x1c, 0x0b, 0x3b }, - { STV090x_QPSK_45, 0x2d, 0x1d, 0x1c, 0x1d, 0x2b, 0x3c, 0x2b, 0x0c, 0x1b, 0x3b }, - { STV090x_QPSK_56, 0x2d, 0x1d, 0x1c, 0x1d, 0x2b, 0x3c, 0x2b, 0x0c, 0x1b, 0x3b }, - { STV090x_QPSK_89, 0x3d, 0x2d, 0x1c, 0x1d, 0x3b, 0x3c, 0x2b, 0x0c, 0x1b, 0x3b }, - { STV090x_QPSK_910, 0x3d, 0x2d, 0x1c, 0x1d, 0x3b, 0x3c, 0x2b, 0x0c, 0x1b, 0x3b }, - { STV090x_8PSK_35, 0x39, 0x29, 0x39, 0x19, 0x19, 0x19, 0x19, 0x19, 0x09, 0x19 }, - { STV090x_8PSK_23, 0x2a, 0x39, 0x1a, 0x0a, 0x39, 0x0a, 0x29, 0x39, 0x29, 0x0a }, - { STV090x_8PSK_34, 0x2b, 0x3a, 0x1b, 0x1b, 0x3a, 0x1b, 0x1a, 0x0b, 0x1a, 0x3a }, - { STV090x_8PSK_56, 0x0c, 0x1b, 0x3b, 0x3b, 0x1b, 0x3b, 0x3a, 0x3b, 0x3a, 0x1b }, - { STV090x_8PSK_89, 0x0d, 0x3c, 0x2c, 0x2c, 0x2b, 0x0c, 0x0b, 0x3b, 0x0b, 0x1b }, - { STV090x_8PSK_910, 0x0d, 0x0d, 0x2c, 0x3c, 0x3b, 0x1c, 0x0b, 0x3b, 0x0b, 0x1b } -}; - -/* Cut 2.0 Long Frame Tracking CR Loop */ -static struct stv090x_long_frame_crloop stv090x_s2_apsk_crl_cut20[] = { - /* MODCOD 2MPon 2MPoff 5MPon 5MPoff 10MPon 10MPoff 20MPon 20MPoff 30MPon 30MPoff */ - { STV090x_16APSK_23, 0x0c, 0x0c, 0x0c, 0x0c, 0x1d, 0x0c, 0x3c, 0x0c, 0x2c, 0x0c }, - { STV090x_16APSK_34, 0x0c, 0x0c, 0x0c, 0x0c, 0x0e, 0x0c, 0x2d, 0x0c, 0x1d, 0x0c }, - { STV090x_16APSK_45, 0x0c, 0x0c, 0x0c, 0x0c, 0x1e, 0x0c, 0x3d, 0x0c, 0x2d, 0x0c }, - { STV090x_16APSK_56, 0x0c, 0x0c, 0x0c, 0x0c, 0x1e, 0x0c, 0x3d, 0x0c, 0x2d, 0x0c }, - { STV090x_16APSK_89, 0x0c, 0x0c, 0x0c, 0x0c, 0x2e, 0x0c, 0x0e, 0x0c, 0x3d, 0x0c }, - { STV090x_16APSK_910, 0x0c, 0x0c, 0x0c, 0x0c, 0x2e, 0x0c, 0x0e, 0x0c, 0x3d, 0x0c }, - { STV090x_32APSK_34, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c }, - { STV090x_32APSK_45, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c }, - { STV090x_32APSK_56, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c }, - { STV090x_32APSK_89, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c }, - { STV090x_32APSK_910, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c } -}; - -/* Cut 3.0 Long Frame Tracking CR Loop */ -static struct stv090x_long_frame_crloop stv090x_s2_apsk_crl_cut30[] = { - /* MODCOD 2MPon 2MPoff 5MPon 5MPoff 10MPon 10MPoff 20MPon 20MPoff 30MPon 30MPoff */ - { STV090x_16APSK_23, 0x0a, 0x0a, 0x0a, 0x0a, 0x1a, 0x0a, 0x3a, 0x0a, 0x2a, 0x0a }, - { STV090x_16APSK_34, 0x0a, 0x0a, 0x0a, 0x0a, 0x0b, 0x0a, 0x3b, 0x0a, 0x1b, 0x0a }, - { STV090x_16APSK_45, 0x0a, 0x0a, 0x0a, 0x0a, 0x1b, 0x0a, 0x3b, 0x0a, 0x2b, 0x0a }, - { STV090x_16APSK_56, 0x0a, 0x0a, 0x0a, 0x0a, 0x1b, 0x0a, 0x3b, 0x0a, 0x2b, 0x0a }, - { STV090x_16APSK_89, 0x0a, 0x0a, 0x0a, 0x0a, 0x2b, 0x0a, 0x0c, 0x0a, 0x3b, 0x0a }, - { STV090x_16APSK_910, 0x0a, 0x0a, 0x0a, 0x0a, 0x2b, 0x0a, 0x0c, 0x0a, 0x3b, 0x0a }, - { STV090x_32APSK_34, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a }, - { STV090x_32APSK_45, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a }, - { STV090x_32APSK_56, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a }, - { STV090x_32APSK_89, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a }, - { STV090x_32APSK_910, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a } -}; - -static struct stv090x_long_frame_crloop stv090x_s2_lowqpsk_crl_cut20[] = { - /* MODCOD 2MPon 2MPoff 5MPon 5MPoff 10MPon 10MPoff 20MPon 20MPoff 30MPon 30MPoff */ - { STV090x_QPSK_14, 0x0f, 0x3f, 0x0e, 0x3f, 0x2d, 0x2f, 0x2d, 0x1f, 0x3d, 0x3e }, - { STV090x_QPSK_13, 0x0f, 0x3f, 0x0e, 0x3f, 0x2d, 0x2f, 0x3d, 0x0f, 0x3d, 0x2e }, - { STV090x_QPSK_25, 0x1f, 0x3f, 0x1e, 0x3f, 0x3d, 0x1f, 0x3d, 0x3e, 0x3d, 0x2e } -}; - -static struct stv090x_long_frame_crloop stv090x_s2_lowqpsk_crl_cut30[] = { - /* MODCOD 2MPon 2MPoff 5MPon 5MPoff 10MPon 10MPoff 20MPon 20MPoff 30MPon 30MPoff */ - { STV090x_QPSK_14, 0x0c, 0x3c, 0x0b, 0x3c, 0x2a, 0x2c, 0x2a, 0x1c, 0x3a, 0x3b }, - { STV090x_QPSK_13, 0x0c, 0x3c, 0x0b, 0x3c, 0x2a, 0x2c, 0x3a, 0x0c, 0x3a, 0x2b }, - { STV090x_QPSK_25, 0x1c, 0x3c, 0x1b, 0x3c, 0x3a, 0x1c, 0x3a, 0x3b, 0x3a, 0x2b } -}; - -/* Cut 2.0 Short Frame Tracking CR Loop */ -static struct stv090x_short_frame_crloop stv090x_s2_short_crl_cut20[] = { - /* MODCOD 2M 5M 10M 20M 30M */ - { STV090x_QPSK, 0x2f, 0x2e, 0x0e, 0x0e, 0x3d }, - { STV090x_8PSK, 0x3e, 0x0e, 0x2d, 0x0d, 0x3c }, - { STV090x_16APSK, 0x1e, 0x1e, 0x1e, 0x3d, 0x2d }, - { STV090x_32APSK, 0x1e, 0x1e, 0x1e, 0x3d, 0x2d } -}; - -/* Cut 3.0 Short Frame Tracking CR Loop */ -static struct stv090x_short_frame_crloop stv090x_s2_short_crl_cut30[] = { - /* MODCOD 2M 5M 10M 20M 30M */ - { STV090x_QPSK, 0x2C, 0x2B, 0x0B, 0x0B, 0x3A }, - { STV090x_8PSK, 0x3B, 0x0B, 0x2A, 0x0A, 0x39 }, - { STV090x_16APSK, 0x1B, 0x1B, 0x1B, 0x3A, 0x2A }, - { STV090x_32APSK, 0x1B, 0x1B, 0x1B, 0x3A, 0x2A } -}; - -static inline s32 comp2(s32 __x, s32 __width) -{ - if (__width == 32) - return __x; - else - return (__x >= (1 << (__width - 1))) ? (__x - (1 << __width)) : __x; -} - -static int stv090x_read_reg(struct stv090x_state *state, unsigned int reg) -{ - const struct stv090x_config *config = state->config; - int ret; - - u8 b0[] = { reg >> 8, reg & 0xff }; - u8 buf; - - struct i2c_msg msg[] = { - { .addr = config->address, .flags = 0, .buf = b0, .len = 2 }, - { .addr = config->address, .flags = I2C_M_RD, .buf = &buf, .len = 1 } - }; - - ret = i2c_transfer(state->i2c, msg, 2); - if (ret != 2) { - if (ret != -ERESTARTSYS) - dprintk(FE_ERROR, 1, - "Read error, Reg=[0x%02x], Status=%d", - reg, ret); - - return ret < 0 ? ret : -EREMOTEIO; - } - if (unlikely(*state->verbose >= FE_DEBUGREG)) - dprintk(FE_ERROR, 1, "Reg=[0x%02x], data=%02x", - reg, buf); - - return (unsigned int) buf; -} - -static int stv090x_write_regs(struct stv090x_state *state, unsigned int reg, u8 *data, u32 count) -{ - const struct stv090x_config *config = state->config; - int ret; - u8 buf[2 + count]; - struct i2c_msg i2c_msg = { .addr = config->address, .flags = 0, .buf = buf, .len = 2 + count }; - - buf[0] = reg >> 8; - buf[1] = reg & 0xff; - memcpy(&buf[2], data, count); - - if (unlikely(*state->verbose >= FE_DEBUGREG)) { - int i; - - printk(KERN_DEBUG "%s [0x%04x]:", __func__, reg); - for (i = 0; i < count; i++) - printk(" %02x", data[i]); - printk("\n"); - } - - ret = i2c_transfer(state->i2c, &i2c_msg, 1); - if (ret != 1) { - if (ret != -ERESTARTSYS) - dprintk(FE_ERROR, 1, "Reg=[0x%04x], Data=[0x%02x ...], Count=%u, Status=%d", - reg, data[0], count, ret); - return ret < 0 ? ret : -EREMOTEIO; - } - - return 0; -} - -static int stv090x_write_reg(struct stv090x_state *state, unsigned int reg, u8 data) -{ - return stv090x_write_regs(state, reg, &data, 1); -} - -static int stv090x_i2c_gate_ctrl(struct stv090x_state *state, int enable) -{ - u32 reg; - - /* - * NOTE! A lock is used as a FSM to control the state in which - * access is serialized between two tuners on the same demod. - * This has nothing to do with a lock to protect a critical section - * which may in some other cases be confused with protecting I/O - * access to the demodulator gate. - * In case of any error, the lock is unlocked and exit within the - * relevant operations themselves. - */ - if (enable) { - if (state->config->tuner_i2c_lock) - state->config->tuner_i2c_lock(&state->frontend, 1); - else - mutex_lock(&state->internal->tuner_lock); - } - - reg = STV090x_READ_DEMOD(state, I2CRPT); - if (enable) { - dprintk(FE_DEBUG, 1, "Enable Gate"); - STV090x_SETFIELD_Px(reg, I2CT_ON_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, I2CRPT, reg) < 0) - goto err; - - } else { - dprintk(FE_DEBUG, 1, "Disable Gate"); - STV090x_SETFIELD_Px(reg, I2CT_ON_FIELD, 0); - if ((STV090x_WRITE_DEMOD(state, I2CRPT, reg)) < 0) - goto err; - } - - if (!enable) { - if (state->config->tuner_i2c_lock) - state->config->tuner_i2c_lock(&state->frontend, 0); - else - mutex_unlock(&state->internal->tuner_lock); - } - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - if (state->config->tuner_i2c_lock) - state->config->tuner_i2c_lock(&state->frontend, 0); - else - mutex_unlock(&state->internal->tuner_lock); - return -1; -} - -static void stv090x_get_lock_tmg(struct stv090x_state *state) -{ - switch (state->algo) { - case STV090x_BLIND_SEARCH: - dprintk(FE_DEBUG, 1, "Blind Search"); - if (state->srate <= 1500000) { /*10Msps< SR <=15Msps*/ - state->DemodTimeout = 1500; - state->FecTimeout = 400; - } else if (state->srate <= 5000000) { /*10Msps< SR <=15Msps*/ - state->DemodTimeout = 1000; - state->FecTimeout = 300; - } else { /*SR >20Msps*/ - state->DemodTimeout = 700; - state->FecTimeout = 100; - } - break; - - case STV090x_COLD_SEARCH: - case STV090x_WARM_SEARCH: - default: - dprintk(FE_DEBUG, 1, "Normal Search"); - if (state->srate <= 1000000) { /*SR <=1Msps*/ - state->DemodTimeout = 4500; - state->FecTimeout = 1700; - } else if (state->srate <= 2000000) { /*1Msps < SR <= 2Msps */ - state->DemodTimeout = 2500; - state->FecTimeout = 1100; - } else if (state->srate <= 5000000) { /*2Msps < SR <= 5Msps */ - state->DemodTimeout = 1000; - state->FecTimeout = 550; - } else if (state->srate <= 10000000) { /*5Msps < SR <= 10Msps */ - state->DemodTimeout = 700; - state->FecTimeout = 250; - } else if (state->srate <= 20000000) { /*10Msps < SR <= 20Msps */ - state->DemodTimeout = 400; - state->FecTimeout = 130; - } else { /*SR >20Msps*/ - state->DemodTimeout = 300; - state->FecTimeout = 100; - } - break; - } - - if (state->algo == STV090x_WARM_SEARCH) - state->DemodTimeout /= 2; -} - -static int stv090x_set_srate(struct stv090x_state *state, u32 srate) -{ - u32 sym; - - if (srate > 60000000) { - sym = (srate << 4); /* SR * 2^16 / master_clk */ - sym /= (state->internal->mclk >> 12); - } else if (srate > 6000000) { - sym = (srate << 6); - sym /= (state->internal->mclk >> 10); - } else { - sym = (srate << 9); - sym /= (state->internal->mclk >> 7); - } - - if (STV090x_WRITE_DEMOD(state, SFRINIT1, (sym >> 8) & 0x7f) < 0) /* MSB */ - goto err; - if (STV090x_WRITE_DEMOD(state, SFRINIT0, (sym & 0xff)) < 0) /* LSB */ - goto err; - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_set_max_srate(struct stv090x_state *state, u32 clk, u32 srate) -{ - u32 sym; - - srate = 105 * (srate / 100); - if (srate > 60000000) { - sym = (srate << 4); /* SR * 2^16 / master_clk */ - sym /= (state->internal->mclk >> 12); - } else if (srate > 6000000) { - sym = (srate << 6); - sym /= (state->internal->mclk >> 10); - } else { - sym = (srate << 9); - sym /= (state->internal->mclk >> 7); - } - - if (sym < 0x7fff) { - if (STV090x_WRITE_DEMOD(state, SFRUP1, (sym >> 8) & 0x7f) < 0) /* MSB */ - goto err; - if (STV090x_WRITE_DEMOD(state, SFRUP0, sym & 0xff) < 0) /* LSB */ - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, SFRUP1, 0x7f) < 0) /* MSB */ - goto err; - if (STV090x_WRITE_DEMOD(state, SFRUP0, 0xff) < 0) /* LSB */ - goto err; - } - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_set_min_srate(struct stv090x_state *state, u32 clk, u32 srate) -{ - u32 sym; - - srate = 95 * (srate / 100); - if (srate > 60000000) { - sym = (srate << 4); /* SR * 2^16 / master_clk */ - sym /= (state->internal->mclk >> 12); - } else if (srate > 6000000) { - sym = (srate << 6); - sym /= (state->internal->mclk >> 10); - } else { - sym = (srate << 9); - sym /= (state->internal->mclk >> 7); - } - - if (STV090x_WRITE_DEMOD(state, SFRLOW1, ((sym >> 8) & 0x7f)) < 0) /* MSB */ - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW0, (sym & 0xff)) < 0) /* LSB */ - goto err; - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static u32 stv090x_car_width(u32 srate, enum stv090x_rolloff rolloff) -{ - u32 ro; - - switch (rolloff) { - case STV090x_RO_20: - ro = 20; - break; - case STV090x_RO_25: - ro = 25; - break; - case STV090x_RO_35: - default: - ro = 35; - break; - } - - return srate + (srate * ro) / 100; -} - -static int stv090x_set_vit_thacq(struct stv090x_state *state) -{ - if (STV090x_WRITE_DEMOD(state, VTH12, 0x96) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH23, 0x64) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH34, 0x36) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH56, 0x23) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH67, 0x1e) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH78, 0x19) < 0) - goto err; - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_set_vit_thtracq(struct stv090x_state *state) -{ - if (STV090x_WRITE_DEMOD(state, VTH12, 0xd0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH23, 0x7d) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH34, 0x53) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH56, 0x2f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH67, 0x24) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VTH78, 0x1f) < 0) - goto err; - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_set_viterbi(struct stv090x_state *state) -{ - switch (state->search_mode) { - case STV090x_SEARCH_AUTO: - if (STV090x_WRITE_DEMOD(state, FECM, 0x10) < 0) /* DVB-S and DVB-S2 */ - goto err; - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x3f) < 0) /* all puncture rate */ - goto err; - break; - case STV090x_SEARCH_DVBS1: - if (STV090x_WRITE_DEMOD(state, FECM, 0x00) < 0) /* disable DSS */ - goto err; - switch (state->fec) { - case STV090x_PR12: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x01) < 0) - goto err; - break; - - case STV090x_PR23: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x02) < 0) - goto err; - break; - - case STV090x_PR34: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x04) < 0) - goto err; - break; - - case STV090x_PR56: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x08) < 0) - goto err; - break; - - case STV090x_PR78: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x20) < 0) - goto err; - break; - - default: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x2f) < 0) /* all */ - goto err; - break; - } - break; - case STV090x_SEARCH_DSS: - if (STV090x_WRITE_DEMOD(state, FECM, 0x80) < 0) - goto err; - switch (state->fec) { - case STV090x_PR12: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x01) < 0) - goto err; - break; - - case STV090x_PR23: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x02) < 0) - goto err; - break; - - case STV090x_PR67: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x10) < 0) - goto err; - break; - - default: - if (STV090x_WRITE_DEMOD(state, PRVIT, 0x13) < 0) /* 1/2, 2/3, 6/7 */ - goto err; - break; - } - break; - default: - break; - } - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_stop_modcod(struct stv090x_state *state) -{ - if (STV090x_WRITE_DEMOD(state, MODCODLST0, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST1, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST2, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST3, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST4, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST5, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST6, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST7, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST8, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST9, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTA, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTB, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTC, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTD, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTE, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTF, 0xff) < 0) - goto err; - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_activate_modcod(struct stv090x_state *state) -{ - if (STV090x_WRITE_DEMOD(state, MODCODLST0, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST1, 0xfc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST2, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST3, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST4, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST5, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST6, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST7, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST8, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST9, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTA, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTB, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTC, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTD, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTE, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTF, 0xcf) < 0) - goto err; - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_activate_modcod_single(struct stv090x_state *state) -{ - - if (STV090x_WRITE_DEMOD(state, MODCODLST0, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST1, 0xf0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST2, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST3, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST4, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST5, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST6, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST7, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST8, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST9, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTA, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTB, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTC, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTD, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTE, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTF, 0x0f) < 0) - goto err; - - return 0; - -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_vitclk_ctl(struct stv090x_state *state, int enable) -{ - u32 reg; - - switch (state->demod) { - case STV090x_DEMODULATOR_0: - mutex_lock(&state->internal->demod_lock); - reg = stv090x_read_reg(state, STV090x_STOPCLK2); - STV090x_SETFIELD(reg, STOP_CLKVIT1_FIELD, enable); - if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0) - goto err; - mutex_unlock(&state->internal->demod_lock); - break; - - case STV090x_DEMODULATOR_1: - mutex_lock(&state->internal->demod_lock); - reg = stv090x_read_reg(state, STV090x_STOPCLK2); - STV090x_SETFIELD(reg, STOP_CLKVIT2_FIELD, enable); - if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0) - goto err; - mutex_unlock(&state->internal->demod_lock); - break; - - default: - dprintk(FE_ERROR, 1, "Wrong demodulator!"); - break; - } - return 0; -err: - mutex_unlock(&state->internal->demod_lock); - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_dvbs_track_crl(struct stv090x_state *state) -{ - if (state->internal->dev_ver >= 0x30) { - /* Set ACLC BCLC optimised value vs SR */ - if (state->srate >= 15000000) { - if (STV090x_WRITE_DEMOD(state, ACLC, 0x2b) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, BCLC, 0x1a) < 0) - goto err; - } else if ((state->srate >= 7000000) && (15000000 > state->srate)) { - if (STV090x_WRITE_DEMOD(state, ACLC, 0x0c) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, BCLC, 0x1b) < 0) - goto err; - } else if (state->srate < 7000000) { - if (STV090x_WRITE_DEMOD(state, ACLC, 0x2c) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, BCLC, 0x1c) < 0) - goto err; - } - - } else { - /* Cut 2.0 */ - if (STV090x_WRITE_DEMOD(state, ACLC, 0x1a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, BCLC, 0x09) < 0) - goto err; - } - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_delivery_search(struct stv090x_state *state) -{ - u32 reg; - - switch (state->search_mode) { - case STV090x_SEARCH_DVBS1: - case STV090x_SEARCH_DSS: - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - - /* Activate Viterbi decoder in legacy search, - * do not use FRESVIT1, might impact VITERBI2 - */ - if (stv090x_vitclk_ctl(state, 0) < 0) - goto err; - - if (stv090x_dvbs_track_crl(state) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x22) < 0) /* disable DVB-S2 */ - goto err; - - if (stv090x_set_vit_thacq(state) < 0) - goto err; - if (stv090x_set_viterbi(state) < 0) - goto err; - break; - - case STV090x_SEARCH_DVBS2: - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - - if (stv090x_vitclk_ctl(state, 1) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, ACLC, 0x1a) < 0) /* stop DVB-S CR loop */ - goto err; - if (STV090x_WRITE_DEMOD(state, BCLC, 0x09) < 0) - goto err; - - if (state->internal->dev_ver <= 0x20) { - /* enable S2 carrier loop */ - if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x26) < 0) - goto err; - } else { - /* > Cut 3: Stop carrier 3 */ - if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x66) < 0) - goto err; - } - - if (state->demod_mode != STV090x_SINGLE) { - /* Cut 2: enable link during search */ - if (stv090x_activate_modcod(state) < 0) - goto err; - } else { - /* Single demodulator - * Authorize SHORT and LONG frames, - * QPSK, 8PSK, 16APSK and 32APSK - */ - if (stv090x_activate_modcod_single(state) < 0) - goto err; - } - - if (stv090x_set_vit_thtracq(state) < 0) - goto err; - break; - - case STV090x_SEARCH_AUTO: - default: - /* enable DVB-S2 and DVB-S2 in Auto MODE */ - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - - if (stv090x_vitclk_ctl(state, 0) < 0) - goto err; - - if (stv090x_dvbs_track_crl(state) < 0) - goto err; - - if (state->internal->dev_ver <= 0x20) { - /* enable S2 carrier loop */ - if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x26) < 0) - goto err; - } else { - /* > Cut 3: Stop carrier 3 */ - if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x66) < 0) - goto err; - } - - if (state->demod_mode != STV090x_SINGLE) { - /* Cut 2: enable link during search */ - if (stv090x_activate_modcod(state) < 0) - goto err; - } else { - /* Single demodulator - * Authorize SHORT and LONG frames, - * QPSK, 8PSK, 16APSK and 32APSK - */ - if (stv090x_activate_modcod_single(state) < 0) - goto err; - } - - if (stv090x_set_vit_thacq(state) < 0) - goto err; - - if (stv090x_set_viterbi(state) < 0) - goto err; - break; - } - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_start_search(struct stv090x_state *state) -{ - u32 reg, freq_abs; - s16 freq; - - /* Reset demodulator */ - reg = STV090x_READ_DEMOD(state, DMDISTATE); - STV090x_SETFIELD_Px(reg, I2C_DEMOD_MODE_FIELD, 0x1f); - if (STV090x_WRITE_DEMOD(state, DMDISTATE, reg) < 0) - goto err; - - if (state->internal->dev_ver <= 0x20) { - if (state->srate <= 5000000) { - if (STV090x_WRITE_DEMOD(state, CARCFG, 0x44) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRUP1, 0x0f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRUP0, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRLOW1, 0xf0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRLOW0, 0x00) < 0) - goto err; - - /*enlarge the timing bandwidth for Low SR*/ - if (STV090x_WRITE_DEMOD(state, RTCS2, 0x68) < 0) - goto err; - } else { - /* If the symbol rate is >5 Msps - Set The carrier search up and low to auto mode */ - if (STV090x_WRITE_DEMOD(state, CARCFG, 0xc4) < 0) - goto err; - /*reduce the timing bandwidth for high SR*/ - if (STV090x_WRITE_DEMOD(state, RTCS2, 0x44) < 0) - goto err; - } - } else { - /* >= Cut 3 */ - if (state->srate <= 5000000) { - /* enlarge the timing bandwidth for Low SR */ - STV090x_WRITE_DEMOD(state, RTCS2, 0x68); - } else { - /* reduce timing bandwidth for high SR */ - STV090x_WRITE_DEMOD(state, RTCS2, 0x44); - } - - /* Set CFR min and max to manual mode */ - STV090x_WRITE_DEMOD(state, CARCFG, 0x46); - - if (state->algo == STV090x_WARM_SEARCH) { - /* WARM Start - * CFR min = -1MHz, - * CFR max = +1MHz - */ - freq_abs = 1000 << 16; - freq_abs /= (state->internal->mclk / 1000); - freq = (s16) freq_abs; - } else { - /* COLD Start - * CFR min =- (SearchRange / 2 + 600KHz) - * CFR max = +(SearchRange / 2 + 600KHz) - * (600KHz for the tuner step size) - */ - freq_abs = (state->search_range / 2000) + 600; - freq_abs = freq_abs << 16; - freq_abs /= (state->internal->mclk / 1000); - freq = (s16) freq_abs; - } - - if (STV090x_WRITE_DEMOD(state, CFRUP1, MSB(freq)) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRUP0, LSB(freq)) < 0) - goto err; - - freq *= -1; - - if (STV090x_WRITE_DEMOD(state, CFRLOW1, MSB(freq)) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRLOW0, LSB(freq)) < 0) - goto err; - - } - - if (STV090x_WRITE_DEMOD(state, CFRINIT1, 0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0) < 0) - goto err; - - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, EQUALCFG, 0x41) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, FFECFG, 0x41) < 0) - goto err; - - if ((state->search_mode == STV090x_SEARCH_DVBS1) || - (state->search_mode == STV090x_SEARCH_DSS) || - (state->search_mode == STV090x_SEARCH_AUTO)) { - - if (STV090x_WRITE_DEMOD(state, VITSCALE, 0x82) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VAVSRVIT, 0x00) < 0) - goto err; - } - } - - if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHRISE, 0xe0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHFALL, 0xc0) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 0); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - reg = STV090x_READ_DEMOD(state, DMDCFG2); - STV090x_SETFIELD_Px(reg, S1S2_SEQUENTIAL_FIELD, 0x0); - if (STV090x_WRITE_DEMOD(state, DMDCFG2, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, RTC, 0x88) < 0) - goto err; - - if (state->internal->dev_ver >= 0x20) { - /*Frequency offset detector setting*/ - if (state->srate < 2000000) { - if (state->internal->dev_ver <= 0x20) { - /* Cut 2 */ - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x39) < 0) - goto err; - } else { - /* Cut 3 */ - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x89) < 0) - goto err; - } - if (STV090x_WRITE_DEMOD(state, CARHDR, 0x40) < 0) - goto err; - } else if (state->srate < 10000000) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x4c) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CARHDR, 0x20) < 0) - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x4b) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CARHDR, 0x20) < 0) - goto err; - } - } else { - if (state->srate < 10000000) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0xef) < 0) - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0xed) < 0) - goto err; - } - } - - switch (state->algo) { - case STV090x_WARM_SEARCH: - /* The symbol rate and the exact - * carrier Frequency are known - */ - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x18) < 0) - goto err; - break; - - case STV090x_COLD_SEARCH: - /* The symbol rate is known */ - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x15) < 0) - goto err; - break; - - default: - break; - } - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_get_agc2_min_level(struct stv090x_state *state) -{ - u32 agc2_min = 0xffff, agc2 = 0, freq_init, freq_step, reg; - s32 i, j, steps, dir; - - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0) - goto err; - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 0); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, SFRUP1, 0x83) < 0) /* SR = 65 Msps Max */ - goto err; - if (STV090x_WRITE_DEMOD(state, SFRUP0, 0xc0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW1, 0x82) < 0) /* SR= 400 ksps Min */ - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW0, 0xa0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDTOM, 0x00) < 0) /* stop acq @ coarse carrier state */ - goto err; - if (stv090x_set_srate(state, 1000000) < 0) - goto err; - - steps = state->search_range / 1000000; - if (steps <= 0) - steps = 1; - - dir = 1; - freq_step = (1000000 * 256) / (state->internal->mclk / 256); - freq_init = 0; - - for (i = 0; i < steps; i++) { - if (dir > 0) - freq_init = freq_init + (freq_step * i); - else - freq_init = freq_init - (freq_step * i); - - dir *= -1; - - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x5c) < 0) /* Demod RESET */ - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT1, (freq_init >> 8) & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, freq_init & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x58) < 0) /* Demod RESET */ - goto err; - msleep(10); - - agc2 = 0; - for (j = 0; j < 10; j++) { - agc2 += (STV090x_READ_DEMOD(state, AGC2I1) << 8) | - STV090x_READ_DEMOD(state, AGC2I0); - } - agc2 /= 10; - if (agc2 < agc2_min) - agc2_min = agc2; - } - - return agc2_min; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static u32 stv090x_get_srate(struct stv090x_state *state, u32 clk) -{ - u8 r3, r2, r1, r0; - s32 srate, int_1, int_2, tmp_1, tmp_2; - - r3 = STV090x_READ_DEMOD(state, SFR3); - r2 = STV090x_READ_DEMOD(state, SFR2); - r1 = STV090x_READ_DEMOD(state, SFR1); - r0 = STV090x_READ_DEMOD(state, SFR0); - - srate = ((r3 << 24) | (r2 << 16) | (r1 << 8) | r0); - - int_1 = clk >> 16; - int_2 = srate >> 16; - - tmp_1 = clk % 0x10000; - tmp_2 = srate % 0x10000; - - srate = (int_1 * int_2) + - ((int_1 * tmp_2) >> 16) + - ((int_2 * tmp_1) >> 16); - - return srate; -} - -static u32 stv090x_srate_srch_coarse(struct stv090x_state *state) -{ - struct dvb_frontend *fe = &state->frontend; - - int tmg_lock = 0, i; - s32 tmg_cpt = 0, dir = 1, steps, cur_step = 0, freq; - u32 srate_coarse = 0, agc2 = 0, car_step = 1200, reg; - u32 agc2th; - - if (state->internal->dev_ver >= 0x30) - agc2th = 0x2e00; - else - agc2th = 0x1f00; - - reg = STV090x_READ_DEMOD(state, DMDISTATE); - STV090x_SETFIELD_Px(reg, I2C_DEMOD_MODE_FIELD, 0x1f); /* Demod RESET */ - if (STV090x_WRITE_DEMOD(state, DMDISTATE, reg) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG, 0x12) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHRISE, 0xf0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHFALL, 0xe0) < 0) - goto err; - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, SFRUP1, 0x83) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRUP0, 0xc0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW1, 0x82) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW0, 0xa0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDTOM, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x50) < 0) - goto err; - - if (state->internal->dev_ver >= 0x30) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x99) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x98) < 0) - goto err; - - } else if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x6a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x95) < 0) - goto err; - } - - if (state->srate <= 2000000) - car_step = 1000; - else if (state->srate <= 5000000) - car_step = 2000; - else if (state->srate <= 12000000) - car_step = 3000; - else - car_step = 5000; - - steps = -1 + ((state->search_range / 1000) / car_step); - steps /= 2; - steps = (2 * steps) + 1; - if (steps < 0) - steps = 1; - else if (steps > 10) { - steps = 11; - car_step = (state->search_range / 1000) / 10; - } - cur_step = 0; - dir = 1; - freq = state->frequency; - - while ((!tmg_lock) && (cur_step < steps)) { - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x5f) < 0) /* Demod RESET */ - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT1, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRINIT1, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRINIT0, 0x00) < 0) - goto err; - /* trigger acquisition */ - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x40) < 0) - goto err; - msleep(50); - for (i = 0; i < 10; i++) { - reg = STV090x_READ_DEMOD(state, DSTATUS); - if (STV090x_GETFIELD_Px(reg, TMGLOCK_QUALITY_FIELD) >= 2) - tmg_cpt++; - agc2 += (STV090x_READ_DEMOD(state, AGC2I1) << 8) | - STV090x_READ_DEMOD(state, AGC2I0); - } - agc2 /= 10; - srate_coarse = stv090x_get_srate(state, state->internal->mclk); - cur_step++; - dir *= -1; - if ((tmg_cpt >= 5) && (agc2 < agc2th) && - (srate_coarse < 50000000) && (srate_coarse > 850000)) - tmg_lock = 1; - else if (cur_step < steps) { - if (dir > 0) - freq += cur_step * car_step; - else - freq -= cur_step * car_step; - - /* Setup tuner */ - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_set_frequency) { - if (state->config->tuner_set_frequency(fe, freq) < 0) - goto err_gateoff; - } - - if (state->config->tuner_set_bandwidth) { - if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - msleep(50); - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_get_status) { - if (state->config->tuner_get_status(fe, ®) < 0) - goto err_gateoff; - } - - if (reg) - dprintk(FE_DEBUG, 1, "Tuner phase locked"); - else - dprintk(FE_DEBUG, 1, "Tuner unlocked"); - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - } - } - if (!tmg_lock) - srate_coarse = 0; - else - srate_coarse = stv090x_get_srate(state, state->internal->mclk); - - return srate_coarse; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static u32 stv090x_srate_srch_fine(struct stv090x_state *state) -{ - u32 srate_coarse, freq_coarse, sym, reg; - - srate_coarse = stv090x_get_srate(state, state->internal->mclk); - freq_coarse = STV090x_READ_DEMOD(state, CFR2) << 8; - freq_coarse |= STV090x_READ_DEMOD(state, CFR1); - sym = 13 * (srate_coarse / 10); /* SFRUP = SFR + 30% */ - - if (sym < state->srate) - srate_coarse = 0; - else { - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) /* Demod RESET */ - goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc1) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHRISE, 0x20) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHFALL, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG, 0xd2) < 0) - goto err; - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0x00); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0) - goto err; - - if (state->internal->dev_ver >= 0x30) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x79) < 0) - goto err; - } else if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x49) < 0) - goto err; - } - - if (srate_coarse > 3000000) { - sym = 13 * (srate_coarse / 10); /* SFRUP = SFR + 30% */ - sym = (sym / 1000) * 65536; - sym /= (state->internal->mclk / 1000); - if (STV090x_WRITE_DEMOD(state, SFRUP1, (sym >> 8) & 0x7f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRUP0, sym & 0xff) < 0) - goto err; - sym = 10 * (srate_coarse / 13); /* SFRLOW = SFR - 30% */ - sym = (sym / 1000) * 65536; - sym /= (state->internal->mclk / 1000); - if (STV090x_WRITE_DEMOD(state, SFRLOW1, (sym >> 8) & 0x7f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW0, sym & 0xff) < 0) - goto err; - sym = (srate_coarse / 1000) * 65536; - sym /= (state->internal->mclk / 1000); - if (STV090x_WRITE_DEMOD(state, SFRINIT1, (sym >> 8) & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRINIT0, sym & 0xff) < 0) - goto err; - } else { - sym = 13 * (srate_coarse / 10); /* SFRUP = SFR + 30% */ - sym = (sym / 100) * 65536; - sym /= (state->internal->mclk / 100); - if (STV090x_WRITE_DEMOD(state, SFRUP1, (sym >> 8) & 0x7f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRUP0, sym & 0xff) < 0) - goto err; - sym = 10 * (srate_coarse / 14); /* SFRLOW = SFR - 30% */ - sym = (sym / 100) * 65536; - sym /= (state->internal->mclk / 100); - if (STV090x_WRITE_DEMOD(state, SFRLOW1, (sym >> 8) & 0x7f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRLOW0, sym & 0xff) < 0) - goto err; - sym = (srate_coarse / 100) * 65536; - sym /= (state->internal->mclk / 100); - if (STV090x_WRITE_DEMOD(state, SFRINIT1, (sym >> 8) & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, SFRINIT0, sym & 0xff) < 0) - goto err; - } - if (STV090x_WRITE_DEMOD(state, DMDTOM, 0x20) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT1, (freq_coarse >> 8) & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, freq_coarse & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x15) < 0) /* trigger acquisition */ - goto err; - } - - return srate_coarse; - -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_get_dmdlock(struct stv090x_state *state, s32 timeout) -{ - s32 timer = 0, lock = 0; - u32 reg; - u8 stat; - - while ((timer < timeout) && (!lock)) { - reg = STV090x_READ_DEMOD(state, DMDSTATE); - stat = STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD); - - switch (stat) { - case 0: /* searching */ - case 1: /* first PLH detected */ - default: - dprintk(FE_DEBUG, 1, "Demodulator searching .."); - lock = 0; - break; - case 2: /* DVB-S2 mode */ - case 3: /* DVB-S1/legacy mode */ - reg = STV090x_READ_DEMOD(state, DSTATUS); - lock = STV090x_GETFIELD_Px(reg, LOCK_DEFINITIF_FIELD); - break; - } - - if (!lock) - msleep(10); - else - dprintk(FE_DEBUG, 1, "Demodulator acquired LOCK"); - - timer += 10; - } - return lock; -} - -static int stv090x_blind_search(struct stv090x_state *state) -{ - u32 agc2, reg, srate_coarse; - s32 cpt_fail, agc2_ovflw, i; - u8 k_ref, k_max, k_min; - int coarse_fail = 0; - int lock; - - k_max = 110; - k_min = 10; - - agc2 = stv090x_get_agc2_min_level(state); - - if (agc2 > STV090x_SEARCH_AGC2_TH(state->internal->dev_ver)) { - lock = 0; - } else { - - if (state->internal->dev_ver <= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARCFG, 0xc4) < 0) - goto err; - } else { - /* > Cut 3 */ - if (STV090x_WRITE_DEMOD(state, CARCFG, 0x06) < 0) - goto err; - } - - if (STV090x_WRITE_DEMOD(state, RTCS2, 0x44) < 0) - goto err; - - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, EQUALCFG, 0x41) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, FFECFG, 0x41) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VITSCALE, 0x82) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VAVSRVIT, 0x00) < 0) /* set viterbi hysteresis */ - goto err; - } - - k_ref = k_max; - do { - if (STV090x_WRITE_DEMOD(state, KREFTMG, k_ref) < 0) - goto err; - if (stv090x_srate_srch_coarse(state) != 0) { - srate_coarse = stv090x_srate_srch_fine(state); - if (srate_coarse != 0) { - stv090x_get_lock_tmg(state); - lock = stv090x_get_dmdlock(state, - state->DemodTimeout); - } else { - lock = 0; - } - } else { - cpt_fail = 0; - agc2_ovflw = 0; - for (i = 0; i < 10; i++) { - agc2 += (STV090x_READ_DEMOD(state, AGC2I1) << 8) | - STV090x_READ_DEMOD(state, AGC2I0); - if (agc2 >= 0xff00) - agc2_ovflw++; - reg = STV090x_READ_DEMOD(state, DSTATUS2); - if ((STV090x_GETFIELD_Px(reg, CFR_OVERFLOW_FIELD) == 0x01) && - (STV090x_GETFIELD_Px(reg, DEMOD_DELOCK_FIELD) == 0x01)) - - cpt_fail++; - } - if ((cpt_fail > 7) || (agc2_ovflw > 7)) - coarse_fail = 1; - - lock = 0; - } - k_ref -= 20; - } while ((k_ref >= k_min) && (!lock) && (!coarse_fail)); - } - - return lock; - -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_chk_tmg(struct stv090x_state *state) -{ - u32 reg; - s32 tmg_cpt = 0, i; - u8 freq, tmg_thh, tmg_thl; - int tmg_lock = 0; - - freq = STV090x_READ_DEMOD(state, CARFREQ); - tmg_thh = STV090x_READ_DEMOD(state, TMGTHRISE); - tmg_thl = STV090x_READ_DEMOD(state, TMGTHFALL); - if (STV090x_WRITE_DEMOD(state, TMGTHRISE, 0x20) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHFALL, 0x00) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0x00); /* stop carrier offset search */ - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, RTC, 0x80) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, RTCS2, 0x40) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x00) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, CFRINIT1, 0x00) < 0) /* set car ofset to 0 */ - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x65) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x18) < 0) /* trigger acquisition */ - goto err; - msleep(10); - - for (i = 0; i < 10; i++) { - reg = STV090x_READ_DEMOD(state, DSTATUS); - if (STV090x_GETFIELD_Px(reg, TMGLOCK_QUALITY_FIELD) >= 2) - tmg_cpt++; - msleep(1); - } - if (tmg_cpt >= 3) - tmg_lock = 1; - - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, RTC, 0x88) < 0) /* DVB-S1 timing */ - goto err; - if (STV090x_WRITE_DEMOD(state, RTCS2, 0x68) < 0) /* DVB-S2 timing */ - goto err; - - if (STV090x_WRITE_DEMOD(state, CARFREQ, freq) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHRISE, tmg_thh) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGTHFALL, tmg_thl) < 0) - goto err; - - return tmg_lock; - -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd) -{ - struct dvb_frontend *fe = &state->frontend; - - u32 reg; - s32 car_step, steps, cur_step, dir, freq, timeout_lock; - int lock = 0; - - if (state->srate >= 10000000) - timeout_lock = timeout_dmd / 3; - else - timeout_lock = timeout_dmd / 2; - - lock = stv090x_get_dmdlock(state, timeout_lock); /* cold start wait */ - if (!lock) { - if (state->srate >= 10000000) { - if (stv090x_chk_tmg(state)) { - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x15) < 0) - goto err; - lock = stv090x_get_dmdlock(state, timeout_dmd); - } else { - lock = 0; - } - } else { - if (state->srate <= 4000000) - car_step = 1000; - else if (state->srate <= 7000000) - car_step = 2000; - else if (state->srate <= 10000000) - car_step = 3000; - else - car_step = 5000; - - steps = (state->search_range / 1000) / car_step; - steps /= 2; - steps = 2 * (steps + 1); - if (steps < 0) - steps = 2; - else if (steps > 12) - steps = 12; - - cur_step = 1; - dir = 1; - - if (!lock) { - freq = state->frequency; - state->tuner_bw = stv090x_car_width(state->srate, state->rolloff) + state->srate; - while ((cur_step <= steps) && (!lock)) { - if (dir > 0) - freq += cur_step * car_step; - else - freq -= cur_step * car_step; - - /* Setup tuner */ - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_set_frequency) { - if (state->config->tuner_set_frequency(fe, freq) < 0) - goto err_gateoff; - } - - if (state->config->tuner_set_bandwidth) { - if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - msleep(50); - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_get_status) { - if (state->config->tuner_get_status(fe, ®) < 0) - goto err_gateoff; - } - - if (reg) - dprintk(FE_DEBUG, 1, "Tuner phase locked"); - else - dprintk(FE_DEBUG, 1, "Tuner unlocked"); - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1c); - if (STV090x_WRITE_DEMOD(state, CFRINIT1, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0x00) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x15) < 0) - goto err; - lock = stv090x_get_dmdlock(state, (timeout_dmd / 3)); - - dir *= -1; - cur_step++; - } - } - } - } - - return lock; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_get_loop_params(struct stv090x_state *state, s32 *freq_inc, s32 *timeout_sw, s32 *steps) -{ - s32 timeout, inc, steps_max, srate, car_max; - - srate = state->srate; - car_max = state->search_range / 1000; - car_max += car_max / 10; - car_max = 65536 * (car_max / 2); - car_max /= (state->internal->mclk / 1000); - - if (car_max > 0x4000) - car_max = 0x4000 ; /* maxcarrier should be<= +-1/4 Mclk */ - - inc = srate; - inc /= state->internal->mclk / 1000; - inc *= 256; - inc *= 256; - inc /= 1000; - - switch (state->search_mode) { - case STV090x_SEARCH_DVBS1: - case STV090x_SEARCH_DSS: - inc *= 3; /* freq step = 3% of srate */ - timeout = 20; - break; - - case STV090x_SEARCH_DVBS2: - inc *= 4; - timeout = 25; - break; - - case STV090x_SEARCH_AUTO: - default: - inc *= 3; - timeout = 25; - break; - } - inc /= 100; - if ((inc > car_max) || (inc < 0)) - inc = car_max / 2; /* increment <= 1/8 Mclk */ - - timeout *= 27500; /* 27.5 Msps reference */ - if (srate > 0) - timeout /= (srate / 1000); - - if ((timeout > 100) || (timeout < 0)) - timeout = 100; - - steps_max = (car_max / inc) + 1; /* min steps = 3 */ - if ((steps_max > 100) || (steps_max < 0)) { - steps_max = 100; /* max steps <= 100 */ - inc = car_max / steps_max; - } - *freq_inc = inc; - *timeout_sw = timeout; - *steps = steps_max; - - return 0; -} - -static int stv090x_chk_signal(struct stv090x_state *state) -{ - s32 offst_car, agc2, car_max; - int no_signal; - - offst_car = STV090x_READ_DEMOD(state, CFR2) << 8; - offst_car |= STV090x_READ_DEMOD(state, CFR1); - offst_car = comp2(offst_car, 16); - - agc2 = STV090x_READ_DEMOD(state, AGC2I1) << 8; - agc2 |= STV090x_READ_DEMOD(state, AGC2I0); - car_max = state->search_range / 1000; - - car_max += (car_max / 10); /* 10% margin */ - car_max = (65536 * car_max / 2); - car_max /= state->internal->mclk / 1000; - - if (car_max > 0x4000) - car_max = 0x4000; - - if ((agc2 > 0x2000) || (offst_car > 2 * car_max) || (offst_car < -2 * car_max)) { - no_signal = 1; - dprintk(FE_DEBUG, 1, "No Signal"); - } else { - no_signal = 0; - dprintk(FE_DEBUG, 1, "Found Signal"); - } - - return no_signal; -} - -static int stv090x_search_car_loop(struct stv090x_state *state, s32 inc, s32 timeout, int zigzag, s32 steps_max) -{ - int no_signal, lock = 0; - s32 cpt_step = 0, offst_freq, car_max; - u32 reg; - - car_max = state->search_range / 1000; - car_max += (car_max / 10); - car_max = (65536 * car_max / 2); - car_max /= (state->internal->mclk / 1000); - if (car_max > 0x4000) - car_max = 0x4000; - - if (zigzag) - offst_freq = 0; - else - offst_freq = -car_max + inc; - - do { - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1c) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT1, ((offst_freq / 256) & 0xff)) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, offst_freq & 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x18) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, PDELCTRL1); - STV090x_SETFIELD_Px(reg, ALGOSWRST_FIELD, 0x1); /* stop DVB-S2 packet delin */ - if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0) - goto err; - - if (zigzag) { - if (offst_freq >= 0) - offst_freq = -offst_freq - 2 * inc; - else - offst_freq = -offst_freq; - } else { - offst_freq += 2 * inc; - } - - cpt_step++; - - lock = stv090x_get_dmdlock(state, timeout); - no_signal = stv090x_chk_signal(state); - - } while ((!lock) && - (!no_signal) && - ((offst_freq - inc) < car_max) && - ((offst_freq + inc) > -car_max) && - (cpt_step < steps_max)); - - reg = STV090x_READ_DEMOD(state, PDELCTRL1); - STV090x_SETFIELD_Px(reg, ALGOSWRST_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0) - goto err; - - return lock; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_sw_algo(struct stv090x_state *state) -{ - int no_signal, zigzag, lock = 0; - u32 reg; - - s32 dvbs2_fly_wheel; - s32 inc, timeout_step, trials, steps_max; - - /* get params */ - stv090x_get_loop_params(state, &inc, &timeout_step, &steps_max); - - switch (state->search_mode) { - case STV090x_SEARCH_DVBS1: - case STV090x_SEARCH_DSS: - /* accelerate the frequency detector */ - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x3B) < 0) - goto err; - } - - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, 0x49) < 0) - goto err; - zigzag = 0; - break; - - case STV090x_SEARCH_DVBS2: - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x79) < 0) - goto err; - } - - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, 0x89) < 0) - goto err; - zigzag = 1; - break; - - case STV090x_SEARCH_AUTO: - default: - /* accelerate the frequency detector */ - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x3b) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x79) < 0) - goto err; - } - - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, 0xc9) < 0) - goto err; - zigzag = 0; - break; - } - - trials = 0; - do { - lock = stv090x_search_car_loop(state, inc, timeout_step, zigzag, steps_max); - no_signal = stv090x_chk_signal(state); - trials++; - - /*run the SW search 2 times maximum*/ - if (lock || no_signal || (trials == 2)) { - /*Check if the demod is not losing lock in DVBS2*/ - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x49) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x9e) < 0) - goto err; - } - - reg = STV090x_READ_DEMOD(state, DMDSTATE); - if ((lock) && (STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD) == STV090x_DVBS2)) { - /*Check if the demod is not losing lock in DVBS2*/ - msleep(timeout_step); - reg = STV090x_READ_DEMOD(state, DMDFLYW); - dvbs2_fly_wheel = STV090x_GETFIELD_Px(reg, FLYWHEEL_CPT_FIELD); - if (dvbs2_fly_wheel < 0xd) { /*if correct frames is decrementing */ - msleep(timeout_step); - reg = STV090x_READ_DEMOD(state, DMDFLYW); - dvbs2_fly_wheel = STV090x_GETFIELD_Px(reg, FLYWHEEL_CPT_FIELD); - } - if (dvbs2_fly_wheel < 0xd) { - /*FALSE lock, The demod is losing lock */ - lock = 0; - if (trials < 2) { - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x79) < 0) - goto err; - } - - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, 0x89) < 0) - goto err; - } - } - } - } - } while ((!lock) && (trials < 2) && (!no_signal)); - - return lock; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static enum stv090x_delsys stv090x_get_std(struct stv090x_state *state) -{ - u32 reg; - enum stv090x_delsys delsys; - - reg = STV090x_READ_DEMOD(state, DMDSTATE); - if (STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD) == 2) - delsys = STV090x_DVBS2; - else if (STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD) == 3) { - reg = STV090x_READ_DEMOD(state, FECM); - if (STV090x_GETFIELD_Px(reg, DSS_DVB_FIELD) == 1) - delsys = STV090x_DSS; - else - delsys = STV090x_DVBS1; - } else { - delsys = STV090x_ERROR; - } - - return delsys; -} - -/* in Hz */ -static s32 stv090x_get_car_freq(struct stv090x_state *state, u32 mclk) -{ - s32 derot, int_1, int_2, tmp_1, tmp_2; - - derot = STV090x_READ_DEMOD(state, CFR2) << 16; - derot |= STV090x_READ_DEMOD(state, CFR1) << 8; - derot |= STV090x_READ_DEMOD(state, CFR0); - - derot = comp2(derot, 24); - int_1 = mclk >> 12; - int_2 = derot >> 12; - - /* carrier_frequency = MasterClock * Reg / 2^24 */ - tmp_1 = mclk % 0x1000; - tmp_2 = derot % 0x1000; - - derot = (int_1 * int_2) + - ((int_1 * tmp_2) >> 12) + - ((int_2 * tmp_1) >> 12); - - return derot; -} - -static int stv090x_get_viterbi(struct stv090x_state *state) -{ - u32 reg, rate; - - reg = STV090x_READ_DEMOD(state, VITCURPUN); - rate = STV090x_GETFIELD_Px(reg, VIT_CURPUN_FIELD); - - switch (rate) { - case 13: - state->fec = STV090x_PR12; - break; - - case 18: - state->fec = STV090x_PR23; - break; - - case 21: - state->fec = STV090x_PR34; - break; - - case 24: - state->fec = STV090x_PR56; - break; - - case 25: - state->fec = STV090x_PR67; - break; - - case 26: - state->fec = STV090x_PR78; - break; - - default: - state->fec = STV090x_PRERR; - break; - } - - return 0; -} - -static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *state) -{ - struct dvb_frontend *fe = &state->frontend; - - u8 tmg; - u32 reg; - s32 i = 0, offst_freq; - - msleep(5); - - if (state->algo == STV090x_BLIND_SEARCH) { - tmg = STV090x_READ_DEMOD(state, TMGREG2); - STV090x_WRITE_DEMOD(state, SFRSTEP, 0x5c); - while ((i <= 50) && (tmg != 0) && (tmg != 0xff)) { - tmg = STV090x_READ_DEMOD(state, TMGREG2); - msleep(5); - i += 5; - } - } - state->delsys = stv090x_get_std(state); - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_get_frequency) { - if (state->config->tuner_get_frequency(fe, &state->frequency) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - offst_freq = stv090x_get_car_freq(state, state->internal->mclk) / 1000; - state->frequency += offst_freq; - - if (stv090x_get_viterbi(state) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, DMDMODCOD); - state->modcod = STV090x_GETFIELD_Px(reg, DEMOD_MODCOD_FIELD); - state->pilots = STV090x_GETFIELD_Px(reg, DEMOD_TYPE_FIELD) & 0x01; - state->frame_len = STV090x_GETFIELD_Px(reg, DEMOD_TYPE_FIELD) >> 1; - reg = STV090x_READ_DEMOD(state, TMGOBS); - state->rolloff = STV090x_GETFIELD_Px(reg, ROLLOFF_STATUS_FIELD); - reg = STV090x_READ_DEMOD(state, FECM); - state->inversion = STV090x_GETFIELD_Px(reg, IQINV_FIELD); - - if ((state->algo == STV090x_BLIND_SEARCH) || (state->srate < 10000000)) { - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_get_frequency) { - if (state->config->tuner_get_frequency(fe, &state->frequency) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - if (abs(offst_freq) <= ((state->search_range / 2000) + 500)) - return STV090x_RANGEOK; - else if (abs(offst_freq) <= (stv090x_car_width(state->srate, state->rolloff) / 2000)) - return STV090x_RANGEOK; - else - return STV090x_OUTOFRANGE; /* Out of Range */ - } else { - if (abs(offst_freq) <= ((state->search_range / 2000) + 500)) - return STV090x_RANGEOK; - else - return STV090x_OUTOFRANGE; - } - - return STV090x_OUTOFRANGE; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static u32 stv090x_get_tmgoffst(struct stv090x_state *state, u32 srate) -{ - s32 offst_tmg; - - offst_tmg = STV090x_READ_DEMOD(state, TMGREG2) << 16; - offst_tmg |= STV090x_READ_DEMOD(state, TMGREG1) << 8; - offst_tmg |= STV090x_READ_DEMOD(state, TMGREG0); - - offst_tmg = comp2(offst_tmg, 24); /* 2's complement */ - if (!offst_tmg) - offst_tmg = 1; - - offst_tmg = ((s32) srate * 10) / ((s32) 0x1000000 / offst_tmg); - offst_tmg /= 320; - - return offst_tmg; -} - -static u8 stv090x_optimize_carloop(struct stv090x_state *state, enum stv090x_modcod modcod, s32 pilots) -{ - u8 aclc = 0x29; - s32 i; - struct stv090x_long_frame_crloop *car_loop, *car_loop_qpsk_low, *car_loop_apsk_low; - - if (state->internal->dev_ver == 0x20) { - car_loop = stv090x_s2_crl_cut20; - car_loop_qpsk_low = stv090x_s2_lowqpsk_crl_cut20; - car_loop_apsk_low = stv090x_s2_apsk_crl_cut20; - } else { - /* >= Cut 3 */ - car_loop = stv090x_s2_crl_cut30; - car_loop_qpsk_low = stv090x_s2_lowqpsk_crl_cut30; - car_loop_apsk_low = stv090x_s2_apsk_crl_cut30; - } - - if (modcod < STV090x_QPSK_12) { - i = 0; - while ((i < 3) && (modcod != car_loop_qpsk_low[i].modcod)) - i++; - - if (i >= 3) - i = 2; - - } else { - i = 0; - while ((i < 14) && (modcod != car_loop[i].modcod)) - i++; - - if (i >= 14) { - i = 0; - while ((i < 11) && (modcod != car_loop_apsk_low[i].modcod)) - i++; - - if (i >= 11) - i = 10; - } - } - - if (modcod <= STV090x_QPSK_25) { - if (pilots) { - if (state->srate <= 3000000) - aclc = car_loop_qpsk_low[i].crl_pilots_on_2; - else if (state->srate <= 7000000) - aclc = car_loop_qpsk_low[i].crl_pilots_on_5; - else if (state->srate <= 15000000) - aclc = car_loop_qpsk_low[i].crl_pilots_on_10; - else if (state->srate <= 25000000) - aclc = car_loop_qpsk_low[i].crl_pilots_on_20; - else - aclc = car_loop_qpsk_low[i].crl_pilots_on_30; - } else { - if (state->srate <= 3000000) - aclc = car_loop_qpsk_low[i].crl_pilots_off_2; - else if (state->srate <= 7000000) - aclc = car_loop_qpsk_low[i].crl_pilots_off_5; - else if (state->srate <= 15000000) - aclc = car_loop_qpsk_low[i].crl_pilots_off_10; - else if (state->srate <= 25000000) - aclc = car_loop_qpsk_low[i].crl_pilots_off_20; - else - aclc = car_loop_qpsk_low[i].crl_pilots_off_30; - } - - } else if (modcod <= STV090x_8PSK_910) { - if (pilots) { - if (state->srate <= 3000000) - aclc = car_loop[i].crl_pilots_on_2; - else if (state->srate <= 7000000) - aclc = car_loop[i].crl_pilots_on_5; - else if (state->srate <= 15000000) - aclc = car_loop[i].crl_pilots_on_10; - else if (state->srate <= 25000000) - aclc = car_loop[i].crl_pilots_on_20; - else - aclc = car_loop[i].crl_pilots_on_30; - } else { - if (state->srate <= 3000000) - aclc = car_loop[i].crl_pilots_off_2; - else if (state->srate <= 7000000) - aclc = car_loop[i].crl_pilots_off_5; - else if (state->srate <= 15000000) - aclc = car_loop[i].crl_pilots_off_10; - else if (state->srate <= 25000000) - aclc = car_loop[i].crl_pilots_off_20; - else - aclc = car_loop[i].crl_pilots_off_30; - } - } else { /* 16APSK and 32APSK */ - if (state->srate <= 3000000) - aclc = car_loop_apsk_low[i].crl_pilots_on_2; - else if (state->srate <= 7000000) - aclc = car_loop_apsk_low[i].crl_pilots_on_5; - else if (state->srate <= 15000000) - aclc = car_loop_apsk_low[i].crl_pilots_on_10; - else if (state->srate <= 25000000) - aclc = car_loop_apsk_low[i].crl_pilots_on_20; - else - aclc = car_loop_apsk_low[i].crl_pilots_on_30; - } - - return aclc; -} - -static u8 stv090x_optimize_carloop_short(struct stv090x_state *state) -{ - struct stv090x_short_frame_crloop *short_crl = NULL; - s32 index = 0; - u8 aclc = 0x0b; - - switch (state->modulation) { - case STV090x_QPSK: - default: - index = 0; - break; - case STV090x_8PSK: - index = 1; - break; - case STV090x_16APSK: - index = 2; - break; - case STV090x_32APSK: - index = 3; - break; - } - - if (state->internal->dev_ver >= 0x30) { - /* Cut 3.0 and up */ - short_crl = stv090x_s2_short_crl_cut30; - } else { - /* Cut 2.0 and up: we don't support cuts older than 2.0 */ - short_crl = stv090x_s2_short_crl_cut20; - } - - if (state->srate <= 3000000) - aclc = short_crl[index].crl_2; - else if (state->srate <= 7000000) - aclc = short_crl[index].crl_5; - else if (state->srate <= 15000000) - aclc = short_crl[index].crl_10; - else if (state->srate <= 25000000) - aclc = short_crl[index].crl_20; - else - aclc = short_crl[index].crl_30; - - return aclc; -} - -static int stv090x_optimize_track(struct stv090x_state *state) -{ - struct dvb_frontend *fe = &state->frontend; - - enum stv090x_modcod modcod; - - s32 srate, pilots, aclc, f_1, f_0, i = 0, blind_tune = 0; - u32 reg; - - srate = stv090x_get_srate(state, state->internal->mclk); - srate += stv090x_get_tmgoffst(state, srate); - - switch (state->delsys) { - case STV090x_DVBS1: - case STV090x_DSS: - if (state->search_mode == STV090x_SEARCH_AUTO) { - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - } - reg = STV090x_READ_DEMOD(state, DEMOD); - STV090x_SETFIELD_Px(reg, ROLLOFF_CONTROL_FIELD, state->rolloff); - STV090x_SETFIELD_Px(reg, MANUAL_SXROLLOFF_FIELD, 0x01); - if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0) - goto err; - - if (state->internal->dev_ver >= 0x30) { - if (stv090x_get_viterbi(state) < 0) - goto err; - - if (state->fec == STV090x_PR12) { - if (STV090x_WRITE_DEMOD(state, GAUSSR0, 0x98) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CCIR0, 0x18) < 0) - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, GAUSSR0, 0x18) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CCIR0, 0x18) < 0) - goto err; - } - } - - if (STV090x_WRITE_DEMOD(state, ERRCTRL1, 0x75) < 0) - goto err; - break; - - case STV090x_DVBS2: - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - if (state->internal->dev_ver >= 0x30) { - if (STV090x_WRITE_DEMOD(state, ACLC, 0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, BCLC, 0) < 0) - goto err; - } - if (state->frame_len == STV090x_LONG_FRAME) { - reg = STV090x_READ_DEMOD(state, DMDMODCOD); - modcod = STV090x_GETFIELD_Px(reg, DEMOD_MODCOD_FIELD); - pilots = STV090x_GETFIELD_Px(reg, DEMOD_TYPE_FIELD) & 0x01; - aclc = stv090x_optimize_carloop(state, modcod, pilots); - if (modcod <= STV090x_QPSK_910) { - STV090x_WRITE_DEMOD(state, ACLC2S2Q, aclc); - } else if (modcod <= STV090x_8PSK_910) { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, 0x2a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ACLC2S28, aclc) < 0) - goto err; - } - if ((state->demod_mode == STV090x_SINGLE) && (modcod > STV090x_8PSK_910)) { - if (modcod <= STV090x_16APSK_910) { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, 0x2a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ACLC2S216A, aclc) < 0) - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, 0x2a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ACLC2S232A, aclc) < 0) - goto err; - } - } - } else { - /*Carrier loop setting for short frame*/ - aclc = stv090x_optimize_carloop_short(state); - if (state->modulation == STV090x_QPSK) { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, aclc) < 0) - goto err; - } else if (state->modulation == STV090x_8PSK) { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, 0x2a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ACLC2S28, aclc) < 0) - goto err; - } else if (state->modulation == STV090x_16APSK) { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, 0x2a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ACLC2S216A, aclc) < 0) - goto err; - } else if (state->modulation == STV090x_32APSK) { - if (STV090x_WRITE_DEMOD(state, ACLC2S2Q, 0x2a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ACLC2S232A, aclc) < 0) - goto err; - } - } - - STV090x_WRITE_DEMOD(state, ERRCTRL1, 0x67); /* PER */ - break; - - case STV090x_ERROR: - default: - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - break; - } - - f_1 = STV090x_READ_DEMOD(state, CFR2); - f_0 = STV090x_READ_DEMOD(state, CFR1); - reg = STV090x_READ_DEMOD(state, TMGOBS); - - if (state->algo == STV090x_BLIND_SEARCH) { - STV090x_WRITE_DEMOD(state, SFRSTEP, 0x00); - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 0x00); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0x00); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc1) < 0) - goto err; - - if (stv090x_set_srate(state, srate) < 0) - goto err; - blind_tune = 1; - - if (stv090x_dvbs_track_crl(state) < 0) - goto err; - } - - if (state->internal->dev_ver >= 0x20) { - if ((state->search_mode == STV090x_SEARCH_DVBS1) || - (state->search_mode == STV090x_SEARCH_DSS) || - (state->search_mode == STV090x_SEARCH_AUTO)) { - - if (STV090x_WRITE_DEMOD(state, VAVSRVIT, 0x0a) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, VITSCALE, 0x00) < 0) - goto err; - } - } - - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0) - goto err; - - /* AUTO tracking MODE */ - if (STV090x_WRITE_DEMOD(state, SFRUP1, 0x80) < 0) - goto err; - /* AUTO tracking MODE */ - if (STV090x_WRITE_DEMOD(state, SFRLOW1, 0x80) < 0) - goto err; - - if ((state->internal->dev_ver >= 0x20) || (blind_tune == 1) || - (state->srate < 10000000)) { - /* update initial carrier freq with the found freq offset */ - if (STV090x_WRITE_DEMOD(state, CFRINIT1, f_1) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, f_0) < 0) - goto err; - state->tuner_bw = stv090x_car_width(srate, state->rolloff) + 10000000; - - if ((state->internal->dev_ver >= 0x20) || (blind_tune == 1)) { - - if (state->algo != STV090x_WARM_SEARCH) { - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_set_bandwidth) { - if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - } - } - if ((state->algo == STV090x_BLIND_SEARCH) || (state->srate < 10000000)) - msleep(50); /* blind search: wait 50ms for SR stabilization */ - else - msleep(5); - - stv090x_get_lock_tmg(state); - - if (!(stv090x_get_dmdlock(state, (state->DemodTimeout / 2)))) { - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT1, f_1) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, f_0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x18) < 0) - goto err; - - i = 0; - - while ((!(stv090x_get_dmdlock(state, (state->DemodTimeout / 2)))) && (i <= 2)) { - - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT1, f_1) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, CFRINIT0, f_0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x18) < 0) - goto err; - i++; - } - } - - } - - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x49) < 0) - goto err; - } - - if ((state->delsys == STV090x_DVBS1) || (state->delsys == STV090x_DSS)) - stv090x_set_vit_thtracq(state); - - return 0; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_get_feclock(struct stv090x_state *state, s32 timeout) -{ - s32 timer = 0, lock = 0, stat; - u32 reg; - - while ((timer < timeout) && (!lock)) { - reg = STV090x_READ_DEMOD(state, DMDSTATE); - stat = STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD); - - switch (stat) { - case 0: /* searching */ - case 1: /* first PLH detected */ - default: - lock = 0; - break; - - case 2: /* DVB-S2 mode */ - reg = STV090x_READ_DEMOD(state, PDELSTATUS1); - lock = STV090x_GETFIELD_Px(reg, PKTDELIN_LOCK_FIELD); - break; - - case 3: /* DVB-S1/legacy mode */ - reg = STV090x_READ_DEMOD(state, VSTATUSVIT); - lock = STV090x_GETFIELD_Px(reg, LOCKEDVIT_FIELD); - break; - } - if (!lock) { - msleep(10); - timer += 10; - } - } - return lock; -} - -static int stv090x_get_lock(struct stv090x_state *state, s32 timeout_dmd, s32 timeout_fec) -{ - u32 reg; - s32 timer = 0; - int lock; - - lock = stv090x_get_dmdlock(state, timeout_dmd); - if (lock) - lock = stv090x_get_feclock(state, timeout_fec); - - if (lock) { - lock = 0; - - while ((timer < timeout_fec) && (!lock)) { - reg = STV090x_READ_DEMOD(state, TSSTATUS); - lock = STV090x_GETFIELD_Px(reg, TSFIFO_LINEOK_FIELD); - msleep(1); - timer++; - } - } - - return lock; -} - -static int stv090x_set_s2rolloff(struct stv090x_state *state) -{ - u32 reg; - - if (state->internal->dev_ver <= 0x20) { - /* rolloff to auto mode if DVBS2 */ - reg = STV090x_READ_DEMOD(state, DEMOD); - STV090x_SETFIELD_Px(reg, MANUAL_SXROLLOFF_FIELD, 0x00); - if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0) - goto err; - } else { - /* DVB-S2 rolloff to auto mode if DVBS2 */ - reg = STV090x_READ_DEMOD(state, DEMOD); - STV090x_SETFIELD_Px(reg, MANUAL_S2ROLLOFF_FIELD, 0x00); - if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0) - goto err; - } - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - - -static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state) -{ - struct dvb_frontend *fe = &state->frontend; - enum stv090x_signal_state signal_state = STV090x_NOCARRIER; - u32 reg; - s32 agc1_power, power_iq = 0, i; - int lock = 0, low_sr = 0; - - reg = STV090x_READ_DEMOD(state, TSCFGH); - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 1); /* Stop path 1 stream merger */ - if (STV090x_WRITE_DEMOD(state, TSCFGH, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x5c) < 0) /* Demod stop */ - goto err; - - if (state->internal->dev_ver >= 0x20) { - if (state->srate > 5000000) { - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x9e) < 0) - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x82) < 0) - goto err; - } - } - - stv090x_get_lock_tmg(state); - - if (state->algo == STV090x_BLIND_SEARCH) { - state->tuner_bw = 2 * 36000000; /* wide bw for unknown srate */ - if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc0) < 0) /* wider srate scan */ - goto err; - if (STV090x_WRITE_DEMOD(state, CORRELMANT, 0x70) < 0) - goto err; - if (stv090x_set_srate(state, 1000000) < 0) /* initial srate = 1Msps */ - goto err; - } else { - /* known srate */ - if (STV090x_WRITE_DEMOD(state, DMDTOM, 0x20) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG, 0xd2) < 0) - goto err; - - if (state->srate < 2000000) { - /* SR < 2MSPS */ - if (STV090x_WRITE_DEMOD(state, CORRELMANT, 0x63) < 0) - goto err; - } else { - /* SR >= 2Msps */ - if (STV090x_WRITE_DEMOD(state, CORRELMANT, 0x70) < 0) - goto err; - } - - if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0) - goto err; - - if (state->internal->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, KREFTMG, 0x5a) < 0) - goto err; - if (state->algo == STV090x_COLD_SEARCH) - state->tuner_bw = (15 * (stv090x_car_width(state->srate, state->rolloff) + 10000000)) / 10; - else if (state->algo == STV090x_WARM_SEARCH) - state->tuner_bw = stv090x_car_width(state->srate, state->rolloff) + 10000000; - } - - /* if cold start or warm (Symbolrate is known) - * use a Narrow symbol rate scan range - */ - if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc1) < 0) /* narrow srate scan */ - goto err; - - if (stv090x_set_srate(state, state->srate) < 0) - goto err; - - if (stv090x_set_max_srate(state, state->internal->mclk, - state->srate) < 0) - goto err; - if (stv090x_set_min_srate(state, state->internal->mclk, - state->srate) < 0) - goto err; - - if (state->srate >= 10000000) - low_sr = 0; - else - low_sr = 1; - } - - /* Setup tuner */ - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_set_bbgain) { - reg = state->config->tuner_bbgain; - if (reg == 0) - reg = 10; /* default: 10dB */ - if (state->config->tuner_set_bbgain(fe, reg) < 0) - goto err_gateoff; - } - - if (state->config->tuner_set_frequency) { - if (state->config->tuner_set_frequency(fe, state->frequency) < 0) - goto err_gateoff; - } - - if (state->config->tuner_set_bandwidth) { - if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - msleep(50); - - if (state->config->tuner_get_status) { - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - if (state->config->tuner_get_status(fe, ®) < 0) - goto err_gateoff; - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - if (reg) - dprintk(FE_DEBUG, 1, "Tuner phase locked"); - else { - dprintk(FE_DEBUG, 1, "Tuner unlocked"); - return STV090x_NOCARRIER; - } - } - - msleep(10); - agc1_power = MAKEWORD16(STV090x_READ_DEMOD(state, AGCIQIN1), - STV090x_READ_DEMOD(state, AGCIQIN0)); - - if (agc1_power == 0) { - /* If AGC1 integrator value is 0 - * then read POWERI, POWERQ - */ - for (i = 0; i < 5; i++) { - power_iq += (STV090x_READ_DEMOD(state, POWERI) + - STV090x_READ_DEMOD(state, POWERQ)) >> 1; - } - power_iq /= 5; - } - - if ((agc1_power == 0) && (power_iq < STV090x_IQPOWER_THRESHOLD)) { - dprintk(FE_ERROR, 1, "No Signal: POWER_IQ=0x%02x", power_iq); - lock = 0; - signal_state = STV090x_NOAGC1; - } else { - reg = STV090x_READ_DEMOD(state, DEMOD); - STV090x_SETFIELD_Px(reg, SPECINV_CONTROL_FIELD, state->inversion); - - if (state->internal->dev_ver <= 0x20) { - /* rolloff to auto mode if DVBS2 */ - STV090x_SETFIELD_Px(reg, MANUAL_SXROLLOFF_FIELD, 1); - } else { - /* DVB-S2 rolloff to auto mode if DVBS2 */ - STV090x_SETFIELD_Px(reg, MANUAL_S2ROLLOFF_FIELD, 1); - } - if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0) - goto err; - - if (stv090x_delivery_search(state) < 0) - goto err; - - if (state->algo != STV090x_BLIND_SEARCH) { - if (stv090x_start_search(state) < 0) - goto err; - } - } - - if (signal_state == STV090x_NOAGC1) - return signal_state; - - if (state->algo == STV090x_BLIND_SEARCH) - lock = stv090x_blind_search(state); - - else if (state->algo == STV090x_COLD_SEARCH) - lock = stv090x_get_coldlock(state, state->DemodTimeout); - - else if (state->algo == STV090x_WARM_SEARCH) - lock = stv090x_get_dmdlock(state, state->DemodTimeout); - - if ((!lock) && (state->algo == STV090x_COLD_SEARCH)) { - if (!low_sr) { - if (stv090x_chk_tmg(state)) - lock = stv090x_sw_algo(state); - } - } - - if (lock) - signal_state = stv090x_get_sig_params(state); - - if ((lock) && (signal_state == STV090x_RANGEOK)) { /* signal within Range */ - stv090x_optimize_track(state); - - if (state->internal->dev_ver >= 0x20) { - /* >= Cut 2.0 :release TS reset after - * demod lock and optimized Tracking - */ - reg = STV090x_READ_DEMOD(state, TSCFGH); - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0); /* release merger reset */ - if (STV090x_WRITE_DEMOD(state, TSCFGH, reg) < 0) - goto err; - - msleep(3); - - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 1); /* merger reset */ - if (STV090x_WRITE_DEMOD(state, TSCFGH, reg) < 0) - goto err; - - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0); /* release merger reset */ - if (STV090x_WRITE_DEMOD(state, TSCFGH, reg) < 0) - goto err; - } - - lock = stv090x_get_lock(state, state->FecTimeout, - state->FecTimeout); - if (lock) { - if (state->delsys == STV090x_DVBS2) { - stv090x_set_s2rolloff(state); - - reg = STV090x_READ_DEMOD(state, PDELCTRL2); - STV090x_SETFIELD_Px(reg, RESET_UPKO_COUNT, 1); - if (STV090x_WRITE_DEMOD(state, PDELCTRL2, reg) < 0) - goto err; - /* Reset DVBS2 packet delinator error counter */ - reg = STV090x_READ_DEMOD(state, PDELCTRL2); - STV090x_SETFIELD_Px(reg, RESET_UPKO_COUNT, 0); - if (STV090x_WRITE_DEMOD(state, PDELCTRL2, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, ERRCTRL1, 0x67) < 0) /* PER */ - goto err; - } else { - if (STV090x_WRITE_DEMOD(state, ERRCTRL1, 0x75) < 0) - goto err; - } - /* Reset the Total packet counter */ - if (STV090x_WRITE_DEMOD(state, FBERCPT4, 0x00) < 0) - goto err; - /* Reset the packet Error counter2 */ - if (STV090x_WRITE_DEMOD(state, ERRCTRL2, 0xc1) < 0) - goto err; - } else { - signal_state = STV090x_NODATA; - stv090x_chk_signal(state); - } - } - return signal_state; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static enum dvbfe_search stv090x_search(struct dvb_frontend *fe) -{ - struct stv090x_state *state = fe->demodulator_priv; - struct dtv_frontend_properties *props = &fe->dtv_property_cache; - - if (props->frequency == 0) - return DVBFE_ALGO_SEARCH_INVALID; - - state->delsys = props->delivery_system; - state->frequency = props->frequency; - state->srate = props->symbol_rate; - state->search_mode = STV090x_SEARCH_AUTO; - state->algo = STV090x_COLD_SEARCH; - state->fec = STV090x_PRERR; - if (state->srate > 10000000) { - dprintk(FE_DEBUG, 1, "Search range: 10 MHz"); - state->search_range = 10000000; - } else { - dprintk(FE_DEBUG, 1, "Search range: 5 MHz"); - state->search_range = 5000000; - } - - if (stv090x_algo(state) == STV090x_RANGEOK) { - dprintk(FE_DEBUG, 1, "Search success!"); - return DVBFE_ALGO_SEARCH_SUCCESS; - } else { - dprintk(FE_DEBUG, 1, "Search failed!"); - return DVBFE_ALGO_SEARCH_FAILED; - } - - return DVBFE_ALGO_SEARCH_ERROR; -} - -static int stv090x_read_status(struct dvb_frontend *fe, enum fe_status *status) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg, dstatus; - u8 search_state; - - *status = 0; - - dstatus = STV090x_READ_DEMOD(state, DSTATUS); - if (STV090x_GETFIELD_Px(dstatus, CAR_LOCK_FIELD)) - *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER; - - reg = STV090x_READ_DEMOD(state, DMDSTATE); - search_state = STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD); - - switch (search_state) { - case 0: /* searching */ - case 1: /* first PLH detected */ - default: - dprintk(FE_DEBUG, 1, "Status: Unlocked (Searching ..)"); - break; - - case 2: /* DVB-S2 mode */ - dprintk(FE_DEBUG, 1, "Delivery system: DVB-S2"); - if (STV090x_GETFIELD_Px(dstatus, LOCK_DEFINITIF_FIELD)) { - reg = STV090x_READ_DEMOD(state, PDELSTATUS1); - if (STV090x_GETFIELD_Px(reg, PKTDELIN_LOCK_FIELD)) { - *status |= FE_HAS_VITERBI; - reg = STV090x_READ_DEMOD(state, TSSTATUS); - if (STV090x_GETFIELD_Px(reg, TSFIFO_LINEOK_FIELD)) - *status |= FE_HAS_SYNC | FE_HAS_LOCK; - } - } - break; - - case 3: /* DVB-S1/legacy mode */ - dprintk(FE_DEBUG, 1, "Delivery system: DVB-S"); - if (STV090x_GETFIELD_Px(dstatus, LOCK_DEFINITIF_FIELD)) { - reg = STV090x_READ_DEMOD(state, VSTATUSVIT); - if (STV090x_GETFIELD_Px(reg, LOCKEDVIT_FIELD)) { - *status |= FE_HAS_VITERBI; - reg = STV090x_READ_DEMOD(state, TSSTATUS); - if (STV090x_GETFIELD_Px(reg, TSFIFO_LINEOK_FIELD)) - *status |= FE_HAS_SYNC | FE_HAS_LOCK; - } - } - break; - } - - return 0; -} - -static int stv090x_read_per(struct dvb_frontend *fe, u32 *per) -{ - struct stv090x_state *state = fe->demodulator_priv; - - s32 count_4, count_3, count_2, count_1, count_0, count; - u32 reg, h, m, l; - enum fe_status status; - - stv090x_read_status(fe, &status); - if (!(status & FE_HAS_LOCK)) { - *per = 1 << 23; /* Max PER */ - } else { - /* Counter 2 */ - reg = STV090x_READ_DEMOD(state, ERRCNT22); - h = STV090x_GETFIELD_Px(reg, ERR_CNT2_FIELD); - - reg = STV090x_READ_DEMOD(state, ERRCNT21); - m = STV090x_GETFIELD_Px(reg, ERR_CNT21_FIELD); - - reg = STV090x_READ_DEMOD(state, ERRCNT20); - l = STV090x_GETFIELD_Px(reg, ERR_CNT20_FIELD); - - *per = ((h << 16) | (m << 8) | l); - - count_4 = STV090x_READ_DEMOD(state, FBERCPT4); - count_3 = STV090x_READ_DEMOD(state, FBERCPT3); - count_2 = STV090x_READ_DEMOD(state, FBERCPT2); - count_1 = STV090x_READ_DEMOD(state, FBERCPT1); - count_0 = STV090x_READ_DEMOD(state, FBERCPT0); - - if ((!count_4) && (!count_3)) { - count = (count_2 & 0xff) << 16; - count |= (count_1 & 0xff) << 8; - count |= count_0 & 0xff; - } else { - count = 1 << 24; - } - if (count == 0) - *per = 1; - } - if (STV090x_WRITE_DEMOD(state, FBERCPT4, 0) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, ERRCTRL2, 0xc1) < 0) - goto err; - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_table_lookup(const struct stv090x_tab *tab, int max, int val) -{ - int res = 0; - int min = 0, med; - - if ((val >= tab[min].read && val < tab[max].read) || - (val >= tab[max].read && val < tab[min].read)) { - while ((max - min) > 1) { - med = (max + min) / 2; - if ((val >= tab[min].read && val < tab[med].read) || - (val >= tab[med].read && val < tab[min].read)) - max = med; - else - min = med; - } - res = ((val - tab[min].read) * - (tab[max].real - tab[min].real) / - (tab[max].read - tab[min].read)) + - tab[min].real; - } else { - if (tab[min].read < tab[max].read) { - if (val < tab[min].read) - res = tab[min].real; - else if (val >= tab[max].read) - res = tab[max].real; - } else { - if (val >= tab[min].read) - res = tab[min].real; - else if (val < tab[max].read) - res = tab[max].real; - } - } - - return res; -} - -static int stv090x_read_signal_strength(struct dvb_frontend *fe, u16 *strength) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg; - s32 agc_0, agc_1, agc; - s32 str; - - reg = STV090x_READ_DEMOD(state, AGCIQIN1); - agc_1 = STV090x_GETFIELD_Px(reg, AGCIQ_VALUE_FIELD); - reg = STV090x_READ_DEMOD(state, AGCIQIN0); - agc_0 = STV090x_GETFIELD_Px(reg, AGCIQ_VALUE_FIELD); - agc = MAKEWORD16(agc_1, agc_0); - - str = stv090x_table_lookup(stv090x_rf_tab, - ARRAY_SIZE(stv090x_rf_tab) - 1, agc); - if (agc > stv090x_rf_tab[0].read) - str = 0; - else if (agc < stv090x_rf_tab[ARRAY_SIZE(stv090x_rf_tab) - 1].read) - str = -100; - *strength = (str + 100) * 0xFFFF / 100; - - return 0; -} - -static int stv090x_read_cnr(struct dvb_frontend *fe, u16 *cnr) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg_0, reg_1, reg, i; - s32 val_0, val_1, val = 0; - u8 lock_f; - s32 div; - u32 last; - - switch (state->delsys) { - case STV090x_DVBS2: - reg = STV090x_READ_DEMOD(state, DSTATUS); - lock_f = STV090x_GETFIELD_Px(reg, LOCK_DEFINITIF_FIELD); - if (lock_f) { - msleep(5); - for (i = 0; i < 16; i++) { - reg_1 = STV090x_READ_DEMOD(state, NNOSPLHT1); - val_1 = STV090x_GETFIELD_Px(reg_1, NOSPLHT_NORMED_FIELD); - reg_0 = STV090x_READ_DEMOD(state, NNOSPLHT0); - val_0 = STV090x_GETFIELD_Px(reg_0, NOSPLHT_NORMED_FIELD); - val += MAKEWORD16(val_1, val_0); - msleep(1); - } - val /= 16; - last = ARRAY_SIZE(stv090x_s2cn_tab) - 1; - div = stv090x_s2cn_tab[0].read - - stv090x_s2cn_tab[last].read; - *cnr = 0xFFFF - ((val * 0xFFFF) / div); - } - break; - - case STV090x_DVBS1: - case STV090x_DSS: - reg = STV090x_READ_DEMOD(state, DSTATUS); - lock_f = STV090x_GETFIELD_Px(reg, LOCK_DEFINITIF_FIELD); - if (lock_f) { - msleep(5); - for (i = 0; i < 16; i++) { - reg_1 = STV090x_READ_DEMOD(state, NOSDATAT1); - val_1 = STV090x_GETFIELD_Px(reg_1, NOSDATAT_UNNORMED_FIELD); - reg_0 = STV090x_READ_DEMOD(state, NOSDATAT0); - val_0 = STV090x_GETFIELD_Px(reg_0, NOSDATAT_UNNORMED_FIELD); - val += MAKEWORD16(val_1, val_0); - msleep(1); - } - val /= 16; - last = ARRAY_SIZE(stv090x_s1cn_tab) - 1; - div = stv090x_s1cn_tab[0].read - - stv090x_s1cn_tab[last].read; - *cnr = 0xFFFF - ((val * 0xFFFF) / div); - } - break; - default: - break; - } - - return 0; -} - -static int stv090x_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg; - - reg = STV090x_READ_DEMOD(state, DISTXCTL); - switch (tone) { - case SEC_TONE_ON: - STV090x_SETFIELD_Px(reg, DISTX_MODE_FIELD, 0); - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - break; - - case SEC_TONE_OFF: - STV090x_SETFIELD_Px(reg, DISTX_MODE_FIELD, 0); - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - break; - default: - return -EINVAL; - } - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - - -static enum dvbfe_algo stv090x_frontend_algo(struct dvb_frontend *fe) -{ - return DVBFE_ALGO_CUSTOM; -} - -static int stv090x_send_diseqc_msg(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg, idle = 0, fifo_full = 1; - int i; - - reg = STV090x_READ_DEMOD(state, DISTXCTL); - - STV090x_SETFIELD_Px(reg, DISTX_MODE_FIELD, - (state->config->diseqc_envelope_mode) ? 4 : 2); - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - - STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - - for (i = 0; i < cmd->msg_len; i++) { - - while (fifo_full) { - reg = STV090x_READ_DEMOD(state, DISTXSTATUS); - fifo_full = STV090x_GETFIELD_Px(reg, FIFO_FULL_FIELD); - } - - if (STV090x_WRITE_DEMOD(state, DISTXDATA, cmd->msg[i]) < 0) - goto err; - } - reg = STV090x_READ_DEMOD(state, DISTXCTL); - STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - - i = 0; - - while ((!idle) && (i < 10)) { - reg = STV090x_READ_DEMOD(state, DISTXSTATUS); - idle = STV090x_GETFIELD_Px(reg, TX_IDLE_FIELD); - msleep(10); - i++; - } - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_send_diseqc_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t burst) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg, idle = 0, fifo_full = 1; - u8 mode, value; - int i; - - reg = STV090x_READ_DEMOD(state, DISTXCTL); - - if (burst == SEC_MINI_A) { - mode = (state->config->diseqc_envelope_mode) ? 5 : 3; - value = 0x00; - } else { - mode = (state->config->diseqc_envelope_mode) ? 4 : 2; - value = 0xFF; - } - - STV090x_SETFIELD_Px(reg, DISTX_MODE_FIELD, mode); - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - - STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - - while (fifo_full) { - reg = STV090x_READ_DEMOD(state, DISTXSTATUS); - fifo_full = STV090x_GETFIELD_Px(reg, FIFO_FULL_FIELD); - } - - if (STV090x_WRITE_DEMOD(state, DISTXDATA, value) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, DISTXCTL); - STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0) - goto err; - - i = 0; - - while ((!idle) && (i < 10)) { - reg = STV090x_READ_DEMOD(state, DISTXSTATUS); - idle = STV090x_GETFIELD_Px(reg, TX_IDLE_FIELD); - msleep(10); - i++; - } - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_recv_slave_reply(struct dvb_frontend *fe, struct dvb_diseqc_slave_reply *reply) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg = 0, i = 0, rx_end = 0; - - while ((rx_end != 1) && (i < 10)) { - msleep(10); - i++; - reg = STV090x_READ_DEMOD(state, DISRX_ST0); - rx_end = STV090x_GETFIELD_Px(reg, RX_END_FIELD); - } - - if (rx_end) { - reply->msg_len = STV090x_GETFIELD_Px(reg, FIFO_BYTENBR_FIELD); - for (i = 0; i < reply->msg_len; i++) - reply->msg[i] = STV090x_READ_DEMOD(state, DISRXDATA); - } - - return 0; -} - -static int stv090x_sleep(struct dvb_frontend *fe) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg; - u8 full_standby = 0; - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (state->config->tuner_sleep) { - if (state->config->tuner_sleep(fe) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - dprintk(FE_DEBUG, 1, "Set %s(%d) to sleep", - state->device == STV0900 ? "STV0900" : "STV0903", - state->demod); - - mutex_lock(&state->internal->demod_lock); - - switch (state->demod) { - case STV090x_DEMODULATOR_0: - /* power off ADC 1 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR1); - STV090x_SETFIELD(reg, ADC1_PON_FIELD, 0); - if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0) - goto err; - /* power off DiSEqC 1 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR2); - STV090x_SETFIELD(reg, DISEQC1_PON_FIELD, 0); - if (stv090x_write_reg(state, STV090x_TSTTNR2, reg) < 0) - goto err; - - /* check whether path 2 is already sleeping, that is when - ADC2 is off */ - reg = stv090x_read_reg(state, STV090x_TSTTNR3); - if (STV090x_GETFIELD(reg, ADC2_PON_FIELD) == 0) - full_standby = 1; - - /* stop clocks */ - reg = stv090x_read_reg(state, STV090x_STOPCLK1); - /* packet delineator 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKPKDT1_FIELD, 1); - /* ADC 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKADCI1_FIELD, 1); - /* FEC clock is shared between the two paths, only stop it - when full standby is possible */ - if (full_standby) - STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 1); - if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0) - goto err; - reg = stv090x_read_reg(state, STV090x_STOPCLK2); - /* sampling 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKSAMP1_FIELD, 1); - /* viterbi 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKVIT1_FIELD, 1); - /* TS clock is shared between the two paths, only stop it - when full standby is possible */ - if (full_standby) - STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 1); - if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0) - goto err; - break; - - case STV090x_DEMODULATOR_1: - /* power off ADC 2 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR3); - STV090x_SETFIELD(reg, ADC2_PON_FIELD, 0); - if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0) - goto err; - /* power off DiSEqC 2 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR4); - STV090x_SETFIELD(reg, DISEQC2_PON_FIELD, 0); - if (stv090x_write_reg(state, STV090x_TSTTNR4, reg) < 0) - goto err; - - /* check whether path 1 is already sleeping, that is when - ADC1 is off */ - reg = stv090x_read_reg(state, STV090x_TSTTNR1); - if (STV090x_GETFIELD(reg, ADC1_PON_FIELD) == 0) - full_standby = 1; - - /* stop clocks */ - reg = stv090x_read_reg(state, STV090x_STOPCLK1); - /* packet delineator 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKPKDT2_FIELD, 1); - /* ADC 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKADCI2_FIELD, 1); - /* FEC clock is shared between the two paths, only stop it - when full standby is possible */ - if (full_standby) - STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 1); - if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0) - goto err; - reg = stv090x_read_reg(state, STV090x_STOPCLK2); - /* sampling 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKSAMP2_FIELD, 1); - /* viterbi 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKVIT2_FIELD, 1); - /* TS clock is shared between the two paths, only stop it - when full standby is possible */ - if (full_standby) - STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 1); - if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0) - goto err; - break; - - default: - dprintk(FE_ERROR, 1, "Wrong demodulator!"); - break; - } - - if (full_standby) { - /* general power off */ - reg = stv090x_read_reg(state, STV090x_SYNTCTRL); - STV090x_SETFIELD(reg, STANDBY_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0) - goto err; - } - - mutex_unlock(&state->internal->demod_lock); - return 0; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - mutex_unlock(&state->internal->demod_lock); - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_wakeup(struct dvb_frontend *fe) -{ - struct stv090x_state *state = fe->demodulator_priv; - u32 reg; - - dprintk(FE_DEBUG, 1, "Wake %s(%d) from standby", - state->device == STV0900 ? "STV0900" : "STV0903", - state->demod); - - mutex_lock(&state->internal->demod_lock); - - /* general power on */ - reg = stv090x_read_reg(state, STV090x_SYNTCTRL); - STV090x_SETFIELD(reg, STANDBY_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0) - goto err; - - switch (state->demod) { - case STV090x_DEMODULATOR_0: - /* power on ADC 1 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR1); - STV090x_SETFIELD(reg, ADC1_PON_FIELD, 1); - if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0) - goto err; - /* power on DiSEqC 1 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR2); - STV090x_SETFIELD(reg, DISEQC1_PON_FIELD, 1); - if (stv090x_write_reg(state, STV090x_TSTTNR2, reg) < 0) - goto err; - - /* activate clocks */ - reg = stv090x_read_reg(state, STV090x_STOPCLK1); - /* packet delineator 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKPKDT1_FIELD, 0); - /* ADC 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKADCI1_FIELD, 0); - /* FEC clock */ - STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 0); - if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0) - goto err; - reg = stv090x_read_reg(state, STV090x_STOPCLK2); - /* sampling 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKSAMP1_FIELD, 0); - /* viterbi 1 clock */ - STV090x_SETFIELD(reg, STOP_CLKVIT1_FIELD, 0); - /* TS clock */ - STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 0); - if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0) - goto err; - break; - - case STV090x_DEMODULATOR_1: - /* power on ADC 2 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR3); - STV090x_SETFIELD(reg, ADC2_PON_FIELD, 1); - if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0) - goto err; - /* power on DiSEqC 2 */ - reg = stv090x_read_reg(state, STV090x_TSTTNR4); - STV090x_SETFIELD(reg, DISEQC2_PON_FIELD, 1); - if (stv090x_write_reg(state, STV090x_TSTTNR4, reg) < 0) - goto err; - - /* activate clocks */ - reg = stv090x_read_reg(state, STV090x_STOPCLK1); - /* packet delineator 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKPKDT2_FIELD, 0); - /* ADC 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKADCI2_FIELD, 0); - /* FEC clock */ - STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 0); - if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0) - goto err; - reg = stv090x_read_reg(state, STV090x_STOPCLK2); - /* sampling 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKSAMP2_FIELD, 0); - /* viterbi 2 clock */ - STV090x_SETFIELD(reg, STOP_CLKVIT2_FIELD, 0); - /* TS clock */ - STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 0); - if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0) - goto err; - break; - - default: - dprintk(FE_ERROR, 1, "Wrong demodulator!"); - break; - } - - mutex_unlock(&state->internal->demod_lock); - return 0; -err: - mutex_unlock(&state->internal->demod_lock); - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static void stv090x_release(struct dvb_frontend *fe) -{ - struct stv090x_state *state = fe->demodulator_priv; - - state->internal->num_used--; - if (state->internal->num_used <= 0) { - - dprintk(FE_ERROR, 1, "Actually removing"); - - remove_dev(state->internal); - kfree(state->internal); - } - - kfree(state); -} - -static int stv090x_ldpc_mode(struct stv090x_state *state, enum stv090x_mode ldpc_mode) -{ - u32 reg = 0; - - reg = stv090x_read_reg(state, STV090x_GENCFG); - - switch (ldpc_mode) { - case STV090x_DUAL: - default: - if ((state->demod_mode != STV090x_DUAL) || (STV090x_GETFIELD(reg, DDEMOD_FIELD) != 1)) { - /* set LDPC to dual mode */ - if (stv090x_write_reg(state, STV090x_GENCFG, 0x1d) < 0) - goto err; - - state->demod_mode = STV090x_DUAL; - - reg = stv090x_read_reg(state, STV090x_TSTRES0); - STV090x_SETFIELD(reg, FRESFEC_FIELD, 0x1); - if (stv090x_write_reg(state, STV090x_TSTRES0, reg) < 0) - goto err; - STV090x_SETFIELD(reg, FRESFEC_FIELD, 0x0); - if (stv090x_write_reg(state, STV090x_TSTRES0, reg) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, MODCODLST0, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST1, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST2, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST3, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST4, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST5, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST6, 0xff) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, MODCODLST7, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST8, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLST9, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTA, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTB, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTC, 0xcc) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTD, 0xcc) < 0) - goto err; - - if (STV090x_WRITE_DEMOD(state, MODCODLSTE, 0xff) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, MODCODLSTF, 0xcf) < 0) - goto err; - } - break; - - case STV090x_SINGLE: - if (stv090x_stop_modcod(state) < 0) - goto err; - if (stv090x_activate_modcod_single(state) < 0) - goto err; - - if (state->demod == STV090x_DEMODULATOR_1) { - if (stv090x_write_reg(state, STV090x_GENCFG, 0x06) < 0) /* path 2 */ - goto err; - } else { - if (stv090x_write_reg(state, STV090x_GENCFG, 0x04) < 0) /* path 1 */ - goto err; - } - - reg = stv090x_read_reg(state, STV090x_TSTRES0); - STV090x_SETFIELD(reg, FRESFEC_FIELD, 0x1); - if (stv090x_write_reg(state, STV090x_TSTRES0, reg) < 0) - goto err; - STV090x_SETFIELD(reg, FRESFEC_FIELD, 0x0); - if (stv090x_write_reg(state, STV090x_TSTRES0, reg) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, PDELCTRL1); - STV090x_SETFIELD_Px(reg, ALGOSWRST_FIELD, 0x01); - if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, ALGOSWRST_FIELD, 0x00); - if (STV090x_WRITE_DEMOD(state, PDELCTRL1, reg) < 0) - goto err; - break; - } - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -/* return (Hz), clk in Hz*/ -static u32 stv090x_get_mclk(struct stv090x_state *state) -{ - const struct stv090x_config *config = state->config; - u32 div, reg; - u8 ratio; - - div = stv090x_read_reg(state, STV090x_NCOARSE); - reg = stv090x_read_reg(state, STV090x_SYNTCTRL); - ratio = STV090x_GETFIELD(reg, SELX1RATIO_FIELD) ? 4 : 6; - - return (div + 1) * config->xtal / ratio; /* kHz */ -} - -static int stv090x_set_mclk(struct stv090x_state *state, u32 mclk, u32 clk) -{ - const struct stv090x_config *config = state->config; - u32 reg, div, clk_sel; - - reg = stv090x_read_reg(state, STV090x_SYNTCTRL); - clk_sel = ((STV090x_GETFIELD(reg, SELX1RATIO_FIELD) == 1) ? 4 : 6); - - div = ((clk_sel * mclk) / config->xtal) - 1; - - reg = stv090x_read_reg(state, STV090x_NCOARSE); - STV090x_SETFIELD(reg, M_DIV_FIELD, div); - if (stv090x_write_reg(state, STV090x_NCOARSE, reg) < 0) - goto err; - - state->internal->mclk = stv090x_get_mclk(state); - - /*Set the DiseqC frequency to 22KHz */ - div = state->internal->mclk / 704000; - if (STV090x_WRITE_DEMOD(state, F22TX, div) < 0) - goto err; - if (STV090x_WRITE_DEMOD(state, F22RX, div) < 0) - goto err; - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_set_tspath(struct stv090x_state *state) -{ - u32 reg; - - if (state->internal->dev_ver >= 0x20) { - switch (state->config->ts1_mode) { - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - switch (state->config->ts2_mode) { - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - default: - stv090x_write_reg(state, STV090x_TSGENERAL, 0x00); - break; - - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - if (stv090x_write_reg(state, STV090x_TSGENERAL, 0x06) < 0) /* Mux'd stream mode */ - goto err; - reg = stv090x_read_reg(state, STV090x_P1_TSCFGM); - STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3); - if (stv090x_write_reg(state, STV090x_P1_TSCFGM, reg) < 0) - goto err; - reg = stv090x_read_reg(state, STV090x_P2_TSCFGM); - STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3); - if (stv090x_write_reg(state, STV090x_P2_TSCFGM, reg) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P1_TSSPEED, 0x14) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P2_TSSPEED, 0x28) < 0) - goto err; - break; - } - break; - - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - default: - switch (state->config->ts2_mode) { - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - default: - if (stv090x_write_reg(state, STV090x_TSGENERAL, 0x0c) < 0) - goto err; - break; - - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - if (stv090x_write_reg(state, STV090x_TSGENERAL, 0x0a) < 0) - goto err; - break; - } - break; - } - } else { - switch (state->config->ts1_mode) { - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - switch (state->config->ts2_mode) { - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - default: - stv090x_write_reg(state, STV090x_TSGENERAL1X, 0x10); - break; - - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - stv090x_write_reg(state, STV090x_TSGENERAL1X, 0x16); - reg = stv090x_read_reg(state, STV090x_P1_TSCFGM); - STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3); - if (stv090x_write_reg(state, STV090x_P1_TSCFGM, reg) < 0) - goto err; - reg = stv090x_read_reg(state, STV090x_P1_TSCFGM); - STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 0); - if (stv090x_write_reg(state, STV090x_P1_TSCFGM, reg) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P1_TSSPEED, 0x14) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P2_TSSPEED, 0x28) < 0) - goto err; - break; - } - break; - - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - default: - switch (state->config->ts2_mode) { - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - default: - stv090x_write_reg(state, STV090x_TSGENERAL1X, 0x14); - break; - - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - stv090x_write_reg(state, STV090x_TSGENERAL1X, 0x12); - break; - } - break; - } - } - - switch (state->config->ts1_mode) { - case STV090x_TSMODE_PARALLEL_PUNCTURED: - reg = stv090x_read_reg(state, STV090x_P1_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0) - goto err; - break; - - case STV090x_TSMODE_DVBCI: - reg = stv090x_read_reg(state, STV090x_P1_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0) - goto err; - break; - - case STV090x_TSMODE_SERIAL_PUNCTURED: - reg = stv090x_read_reg(state, STV090x_P1_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0) - goto err; - break; - - case STV090x_TSMODE_SERIAL_CONTINUOUS: - reg = stv090x_read_reg(state, STV090x_P1_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0) - goto err; - break; - - default: - break; - } - - switch (state->config->ts2_mode) { - case STV090x_TSMODE_PARALLEL_PUNCTURED: - reg = stv090x_read_reg(state, STV090x_P2_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0) - goto err; - break; - - case STV090x_TSMODE_DVBCI: - reg = stv090x_read_reg(state, STV090x_P2_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0) - goto err; - break; - - case STV090x_TSMODE_SERIAL_PUNCTURED: - reg = stv090x_read_reg(state, STV090x_P2_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0) - goto err; - break; - - case STV090x_TSMODE_SERIAL_CONTINUOUS: - reg = stv090x_read_reg(state, STV090x_P2_TSCFGH); - STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei); - STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01); - STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0) - goto err; - break; - - default: - break; - } - - if (state->config->ts1_clk > 0) { - u32 speed; - - switch (state->config->ts1_mode) { - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - default: - speed = state->internal->mclk / - (state->config->ts1_clk / 4); - if (speed < 0x08) - speed = 0x08; - if (speed > 0xFF) - speed = 0xFF; - break; - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - speed = state->internal->mclk / - (state->config->ts1_clk / 32); - if (speed < 0x20) - speed = 0x20; - if (speed > 0xFF) - speed = 0xFF; - break; - } - reg = stv090x_read_reg(state, STV090x_P1_TSCFGM); - STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3); - if (stv090x_write_reg(state, STV090x_P1_TSCFGM, reg) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P1_TSSPEED, speed) < 0) - goto err; - } - - if (state->config->ts2_clk > 0) { - u32 speed; - - switch (state->config->ts2_mode) { - case STV090x_TSMODE_PARALLEL_PUNCTURED: - case STV090x_TSMODE_DVBCI: - default: - speed = state->internal->mclk / - (state->config->ts2_clk / 4); - if (speed < 0x08) - speed = 0x08; - if (speed > 0xFF) - speed = 0xFF; - break; - case STV090x_TSMODE_SERIAL_PUNCTURED: - case STV090x_TSMODE_SERIAL_CONTINUOUS: - speed = state->internal->mclk / - (state->config->ts2_clk / 32); - if (speed < 0x20) - speed = 0x20; - if (speed > 0xFF) - speed = 0xFF; - break; - } - reg = stv090x_read_reg(state, STV090x_P2_TSCFGM); - STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3); - if (stv090x_write_reg(state, STV090x_P2_TSCFGM, reg) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P2_TSSPEED, speed) < 0) - goto err; - } - - reg = stv090x_read_reg(state, STV090x_P2_TSCFGH); - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0) - goto err; - - reg = stv090x_read_reg(state, STV090x_P1_TSCFGH); - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x01); - if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x00); - if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0) - goto err; - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_init(struct dvb_frontend *fe) -{ - struct stv090x_state *state = fe->demodulator_priv; - const struct stv090x_config *config = state->config; - u32 reg; - - if (state->internal->mclk == 0) { - /* call tuner init to configure the tuner's clock output - divider directly before setting up the master clock of - the stv090x. */ - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (config->tuner_init) { - if (config->tuner_init(fe) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - stv090x_set_mclk(state, 135000000, config->xtal); /* 135 Mhz */ - msleep(5); - if (stv090x_write_reg(state, STV090x_SYNTCTRL, - 0x20 | config->clk_mode) < 0) - goto err; - stv090x_get_mclk(state); - } - - if (stv090x_wakeup(fe) < 0) { - dprintk(FE_ERROR, 1, "Error waking device"); - goto err; - } - - if (stv090x_ldpc_mode(state, state->demod_mode) < 0) - goto err; - - reg = STV090x_READ_DEMOD(state, TNRCFG2); - STV090x_SETFIELD_Px(reg, TUN_IQSWAP_FIELD, state->inversion); - if (STV090x_WRITE_DEMOD(state, TNRCFG2, reg) < 0) - goto err; - reg = STV090x_READ_DEMOD(state, DEMOD); - STV090x_SETFIELD_Px(reg, ROLLOFF_CONTROL_FIELD, state->rolloff); - if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0) - goto err; - - if (stv090x_i2c_gate_ctrl(state, 1) < 0) - goto err; - - if (config->tuner_set_mode) { - if (config->tuner_set_mode(fe, TUNER_WAKE) < 0) - goto err_gateoff; - } - - if (config->tuner_init) { - if (config->tuner_init(fe) < 0) - goto err_gateoff; - } - - if (stv090x_i2c_gate_ctrl(state, 0) < 0) - goto err; - - if (stv090x_set_tspath(state) < 0) - goto err; - - return 0; - -err_gateoff: - stv090x_i2c_gate_ctrl(state, 0); -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -static int stv090x_setup(struct dvb_frontend *fe) -{ - struct stv090x_state *state = fe->demodulator_priv; - const struct stv090x_config *config = state->config; - const struct stv090x_reg *stv090x_initval = NULL; - const struct stv090x_reg *stv090x_cut20_val = NULL; - unsigned long t1_size = 0, t2_size = 0; - u32 reg = 0; - - int i; - - if (state->device == STV0900) { - dprintk(FE_DEBUG, 1, "Initializing STV0900"); - stv090x_initval = stv0900_initval; - t1_size = ARRAY_SIZE(stv0900_initval); - stv090x_cut20_val = stv0900_cut20_val; - t2_size = ARRAY_SIZE(stv0900_cut20_val); - } else if (state->device == STV0903) { - dprintk(FE_DEBUG, 1, "Initializing STV0903"); - stv090x_initval = stv0903_initval; - t1_size = ARRAY_SIZE(stv0903_initval); - stv090x_cut20_val = stv0903_cut20_val; - t2_size = ARRAY_SIZE(stv0903_cut20_val); - } - - /* STV090x init */ - - /* Stop Demod */ - if (stv090x_write_reg(state, STV090x_P1_DMDISTATE, 0x5c) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P2_DMDISTATE, 0x5c) < 0) - goto err; - - msleep(5); - - /* Set No Tuner Mode */ - if (stv090x_write_reg(state, STV090x_P1_TNRCFG, 0x6c) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P2_TNRCFG, 0x6c) < 0) - goto err; - - /* I2C repeater OFF */ - STV090x_SETFIELD_Px(reg, ENARPT_LEVEL_FIELD, config->repeater_level); - if (stv090x_write_reg(state, STV090x_P1_I2CRPT, reg) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_P2_I2CRPT, reg) < 0) - goto err; - - if (stv090x_write_reg(state, STV090x_NCOARSE, 0x13) < 0) /* set PLL divider */ - goto err; - msleep(5); - if (stv090x_write_reg(state, STV090x_I2CCFG, 0x08) < 0) /* 1/41 oversampling */ - goto err; - if (stv090x_write_reg(state, STV090x_SYNTCTRL, 0x20 | config->clk_mode) < 0) /* enable PLL */ - goto err; - msleep(5); - - /* write initval */ - dprintk(FE_DEBUG, 1, "Setting up initial values"); - for (i = 0; i < t1_size; i++) { - if (stv090x_write_reg(state, stv090x_initval[i].addr, stv090x_initval[i].data) < 0) - goto err; - } - - state->internal->dev_ver = stv090x_read_reg(state, STV090x_MID); - if (state->internal->dev_ver >= 0x20) { - if (stv090x_write_reg(state, STV090x_TSGENERAL, 0x0c) < 0) - goto err; - - /* write cut20_val*/ - dprintk(FE_DEBUG, 1, "Setting up Cut 2.0 initial values"); - for (i = 0; i < t2_size; i++) { - if (stv090x_write_reg(state, stv090x_cut20_val[i].addr, stv090x_cut20_val[i].data) < 0) - goto err; - } - - } else if (state->internal->dev_ver < 0x20) { - dprintk(FE_ERROR, 1, "ERROR: Unsupported Cut: 0x%02x!", - state->internal->dev_ver); - - goto err; - } else if (state->internal->dev_ver > 0x30) { - /* we shouldn't bail out from here */ - dprintk(FE_ERROR, 1, "INFO: Cut: 0x%02x probably incomplete support!", - state->internal->dev_ver); - } - - /* ADC1 range */ - reg = stv090x_read_reg(state, STV090x_TSTTNR1); - STV090x_SETFIELD(reg, ADC1_INMODE_FIELD, - (config->adc1_range == STV090x_ADC_1Vpp) ? 0 : 1); - if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0) - goto err; - - /* ADC2 range */ - reg = stv090x_read_reg(state, STV090x_TSTTNR3); - STV090x_SETFIELD(reg, ADC2_INMODE_FIELD, - (config->adc2_range == STV090x_ADC_1Vpp) ? 0 : 1); - if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0) - goto err; - - if (stv090x_write_reg(state, STV090x_TSTRES0, 0x80) < 0) - goto err; - if (stv090x_write_reg(state, STV090x_TSTRES0, 0x00) < 0) - goto err; - - return 0; -err: - dprintk(FE_ERROR, 1, "I/O error"); - return -1; -} - -int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio, u8 dir, u8 value, - u8 xor_value) -{ - struct stv090x_state *state = fe->demodulator_priv; - u8 reg = 0; - - STV090x_SETFIELD(reg, GPIOx_OPD_FIELD, dir); - STV090x_SETFIELD(reg, GPIOx_CONFIG_FIELD, value); - STV090x_SETFIELD(reg, GPIOx_XOR_FIELD, xor_value); - - return stv090x_write_reg(state, STV090x_GPIOxCFG(gpio), reg); -} -EXPORT_SYMBOL(stv090x_set_gpio); - -static struct dvb_frontend_ops stv090x_ops = { - .delsys = { SYS_DVBS, SYS_DVBS2, SYS_DSS }, - .info = { - .name = "STV090x Multistandard", - .frequency_min = 950000, - .frequency_max = 2150000, - .frequency_stepsize = 0, - .frequency_tolerance = 0, - .symbol_rate_min = 1000000, - .symbol_rate_max = 45000000, - .caps = FE_CAN_INVERSION_AUTO | - FE_CAN_FEC_AUTO | - FE_CAN_QPSK | - FE_CAN_2G_MODULATION - }, - - .release = stv090x_release, - .init = stv090x_init, - - .sleep = stv090x_sleep, - .get_frontend_algo = stv090x_frontend_algo, - - .diseqc_send_master_cmd = stv090x_send_diseqc_msg, - .diseqc_send_burst = stv090x_send_diseqc_burst, - .diseqc_recv_slave_reply = stv090x_recv_slave_reply, - .set_tone = stv090x_set_tone, - - .search = stv090x_search, - .read_status = stv090x_read_status, - .read_ber = stv090x_read_per, - .read_signal_strength = stv090x_read_signal_strength, - .read_snr = stv090x_read_cnr, -}; - - -struct dvb_frontend *stv090x_attach(const struct stv090x_config *config, - struct i2c_adapter *i2c, - enum stv090x_demodulator demod) -{ - struct stv090x_state *state = NULL; - struct stv090x_dev *temp_int; - - state = kzalloc(sizeof (struct stv090x_state), GFP_KERNEL); - if (state == NULL) - goto error; - - state->verbose = &verbose; - state->config = config; - state->i2c = i2c; - state->frontend.ops = stv090x_ops; - state->frontend.demodulator_priv = state; - state->demod = demod; - state->demod_mode = config->demod_mode; /* Single or Dual mode */ - state->device = config->device; - state->rolloff = STV090x_RO_35; /* default */ - - temp_int = find_dev(state->i2c, - state->config->address); - - if ((temp_int != NULL) && (state->demod_mode == STV090x_DUAL)) { - state->internal = temp_int->internal; - state->internal->num_used++; - dprintk(FE_INFO, 1, "Found Internal Structure!"); - } else { - state->internal = kmalloc(sizeof(struct stv090x_internal), - GFP_KERNEL); - if (!state->internal) - goto error; - temp_int = append_internal(state->internal); - if (!temp_int) { - kfree(state->internal); - goto error; - } - state->internal->num_used = 1; - state->internal->mclk = 0; - state->internal->dev_ver = 0; - state->internal->i2c_adap = state->i2c; - state->internal->i2c_addr = state->config->address; - dprintk(FE_INFO, 1, "Create New Internal Structure!"); - - mutex_init(&state->internal->demod_lock); - mutex_init(&state->internal->tuner_lock); - - if (stv090x_setup(&state->frontend) < 0) { - dprintk(FE_ERROR, 1, "Error setting up device"); - goto err_remove; - } - } - - /* workaround for stuck DiSEqC output */ - if (config->diseqc_envelope_mode) - stv090x_send_diseqc_burst(&state->frontend, SEC_MINI_A); - - dprintk(FE_ERROR, 1, "Attaching %s demodulator(%d) Cut=0x%02x", - state->device == STV0900 ? "STV0900" : "STV0903", - demod, - state->internal->dev_ver); - - return &state->frontend; - -err_remove: - remove_dev(state->internal); - kfree(state->internal); -error: - kfree(state); - return NULL; -} -EXPORT_SYMBOL(stv090x_attach); -MODULE_PARM_DESC(verbose, "Set Verbosity level"); -MODULE_AUTHOR("Manu Abraham"); -MODULE_DESCRIPTION("STV090x Multi-Std Broadcast frontend"); -MODULE_LICENSE("GPL"); |
