| /* |
| Driver for ST STV0299 demodulator |
| |
| Copyright (C) 2001-2002 Convergence Integrated Media GmbH |
| <ralph@convergence.de>, |
| <holger@convergence.de>, |
| <js@convergence.de> |
| |
| |
| Philips SU1278/SH |
| |
| Copyright (C) 2002 by Peter Schildmann <peter.schildmann@web.de> |
| |
| |
| LG TDQF-S001F |
| |
| Copyright (C) 2002 Felix Domke <tmbinc@elitedvb.net> |
| & Andreas Oberritter <obi@linuxtv.org> |
| |
| |
| Support for Samsung TBMU24112IMB used on Technisat SkyStar2 rev. 2.6B |
| |
| Copyright (C) 2003 Vadim Catana <skystar@moldova.cc>: |
| |
| Support for Philips SU1278 on Technotrend hardware |
| |
| Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.net> |
| |
| 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/moduleparam.h> |
| #include <linux/string.h> |
| #include <linux/slab.h> |
| #include <linux/jiffies.h> |
| #include <asm/div64.h> |
| |
| #include "dvb_frontend.h" |
| #include "stv0299.h" |
| |
| struct stv0299_state { |
| struct i2c_adapter* i2c; |
| struct dvb_frontend_ops ops; |
| const struct stv0299_config* config; |
| struct dvb_frontend frontend; |
| |
| u8 initialised:1; |
| u32 tuner_frequency; |
| u32 symbol_rate; |
| fe_code_rate_t fec_inner; |
| int errmode; |
| }; |
| |
| #define STATUS_BER 0 |
| #define STATUS_UCBLOCKS 1 |
| |
| static int debug; |
| static int debug_legacy_dish_switch; |
| #define dprintk(args...) \ |
| do { \ |
| if (debug) printk(KERN_DEBUG "stv0299: " args); \ |
| } while (0) |
| |
| |
| static int stv0299_writeregI (struct stv0299_state* state, u8 reg, u8 data) |
| { |
| int ret; |
| u8 buf [] = { reg, data }; |
| struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 }; |
| |
| ret = i2c_transfer (state->i2c, &msg, 1); |
| |
| if (ret != 1) |
| dprintk("%s: writereg error (reg == 0x%02x, val == 0x%02x, " |
| "ret == %i)\n", __FUNCTION__, reg, data, ret); |
| |
| return (ret != 1) ? -EREMOTEIO : 0; |
| } |
| |
| int stv0299_writereg (struct dvb_frontend* fe, u8 reg, u8 data) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| return stv0299_writeregI(state, reg, data); |
| } |
| |
| static u8 stv0299_readreg (struct stv0299_state* state, u8 reg) |
| { |
| int ret; |
| u8 b0 [] = { reg }; |
| u8 b1 [] = { 0 }; |
| struct i2c_msg msg [] = { { .addr = state->config->demod_address, .flags = 0, .buf = b0, .len = 1 }, |
| { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = b1, .len = 1 } }; |
| |
| ret = i2c_transfer (state->i2c, msg, 2); |
| |
| if (ret != 2) |
| dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", |
| __FUNCTION__, reg, ret); |
| |
| return b1[0]; |
| } |
| |
| static int stv0299_readregs (struct stv0299_state* state, u8 reg1, u8 *b, u8 len) |
| { |
| int ret; |
| struct i2c_msg msg [] = { { .addr = state->config->demod_address, .flags = 0, .buf = ®1, .len = 1 }, |
| { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = b, .len = len } }; |
| |
| ret = i2c_transfer (state->i2c, msg, 2); |
| |
| if (ret != 2) |
| dprintk("%s: readreg error (ret == %i)\n", __FUNCTION__, ret); |
| |
| return ret == 2 ? 0 : ret; |
| } |
| |
| int stv0299_enable_plli2c (struct dvb_frontend* fe) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| return stv0299_writeregI(state, 0x05, 0xb5); /* enable i2c repeater on stv0299 */ |
| } |
| |
| static int stv0299_set_FEC (struct stv0299_state* state, fe_code_rate_t fec) |
| { |
| dprintk ("%s\n", __FUNCTION__); |
| |
| switch (fec) { |
| case FEC_AUTO: |
| { |
| return stv0299_writeregI (state, 0x31, 0x1f); |
| } |
| case FEC_1_2: |
| { |
| return stv0299_writeregI (state, 0x31, 0x01); |
| } |
| case FEC_2_3: |
| { |
| return stv0299_writeregI (state, 0x31, 0x02); |
| } |
| case FEC_3_4: |
| { |
| return stv0299_writeregI (state, 0x31, 0x04); |
| } |
| case FEC_5_6: |
| { |
| return stv0299_writeregI (state, 0x31, 0x08); |
| } |
| case FEC_7_8: |
| { |
| return stv0299_writeregI (state, 0x31, 0x10); |
| } |
| default: |
| { |
| return -EINVAL; |
| } |
| } |
| } |
| |
| static fe_code_rate_t stv0299_get_fec (struct stv0299_state* state) |
| { |
| static fe_code_rate_t fec_tab [] = { FEC_2_3, FEC_3_4, FEC_5_6, |
| FEC_7_8, FEC_1_2 }; |
| u8 index; |
| |
| dprintk ("%s\n", __FUNCTION__); |
| |
| index = stv0299_readreg (state, 0x1b); |
| index &= 0x7; |
| |
| if (index > 4) |
| return FEC_AUTO; |
| |
| return fec_tab [index]; |
| } |
| |
| static int stv0299_wait_diseqc_fifo (struct stv0299_state* state, int timeout) |
| { |
| unsigned long start = jiffies; |
| |
| dprintk ("%s\n", __FUNCTION__); |
| |
| while (stv0299_readreg(state, 0x0a) & 1) { |
| if (jiffies - start > timeout) { |
| dprintk ("%s: timeout!!\n", __FUNCTION__); |
| return -ETIMEDOUT; |
| } |
| msleep(10); |
| }; |
| |
| return 0; |
| } |
| |
| static int stv0299_wait_diseqc_idle (struct stv0299_state* state, int timeout) |
| { |
| unsigned long start = jiffies; |
| |
| dprintk ("%s\n", __FUNCTION__); |
| |
| while ((stv0299_readreg(state, 0x0a) & 3) != 2 ) { |
| if (jiffies - start > timeout) { |
| dprintk ("%s: timeout!!\n", __FUNCTION__); |
| return -ETIMEDOUT; |
| } |
| msleep(10); |
| }; |
| |
| return 0; |
| } |
| |
| static int stv0299_set_symbolrate (struct dvb_frontend* fe, u32 srate) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| u64 big = srate; |
| u32 ratio; |
| |
| // check rate is within limits |
| if ((srate < 1000000) || (srate > 45000000)) return -EINVAL; |
| |
| // calculate value to program |
| big = big << 20; |
| big += (state->config->mclk-1); // round correctly |
| do_div(big, state->config->mclk); |
| ratio = big << 4; |
| |
| return state->config->set_symbol_rate(fe, srate, ratio); |
| } |
| |
| static int stv0299_get_symbolrate (struct stv0299_state* state) |
| { |
| u32 Mclk = state->config->mclk / 4096L; |
| u32 srate; |
| s32 offset; |
| u8 sfr[3]; |
| s8 rtf; |
| |
| dprintk ("%s\n", __FUNCTION__); |
| |
| stv0299_readregs (state, 0x1f, sfr, 3); |
| stv0299_readregs (state, 0x1a, &rtf, 1); |
| |
| srate = (sfr[0] << 8) | sfr[1]; |
| srate *= Mclk; |
| srate /= 16; |
| srate += (sfr[2] >> 4) * Mclk / 256; |
| offset = (s32) rtf * (srate / 4096L); |
| offset /= 128; |
| |
| dprintk ("%s : srate = %i\n", __FUNCTION__, srate); |
| dprintk ("%s : ofset = %i\n", __FUNCTION__, offset); |
| |
| srate += offset; |
| |
| srate += 1000; |
| srate /= 2000; |
| srate *= 2000; |
| |
| return srate; |
| } |
| |
| static int stv0299_send_diseqc_msg (struct dvb_frontend* fe, |
| struct dvb_diseqc_master_cmd *m) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| u8 val; |
| int i; |
| |
| dprintk ("%s\n", __FUNCTION__); |
| |
| if (stv0299_wait_diseqc_idle (state, 100) < 0) |
| return -ETIMEDOUT; |
| |
| val = stv0299_readreg (state, 0x08); |
| |
| if (stv0299_writeregI (state, 0x08, (val & ~0x7) | 0x6)) /* DiSEqC mode */ |
| return -EREMOTEIO; |
| |
| for (i=0; i<m->msg_len; i++) { |
| if (stv0299_wait_diseqc_fifo (state, 100) < 0) |
| return -ETIMEDOUT; |
| |
| if (stv0299_writeregI (state, 0x09, m->msg[i])) |
| return -EREMOTEIO; |
| } |
| |
| if (stv0299_wait_diseqc_idle (state, 100) < 0) |
| return -ETIMEDOUT; |
| |
| return 0; |
| } |
| |
| static int stv0299_send_diseqc_burst (struct dvb_frontend* fe, fe_sec_mini_cmd_t burst) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| u8 val; |
| |
| dprintk ("%s\n", __FUNCTION__); |
| |
| if (stv0299_wait_diseqc_idle (state, 100) < 0) |
| return -ETIMEDOUT; |
| |
| val = stv0299_readreg (state, 0x08); |
| |
| if (stv0299_writeregI (state, 0x08, (val & ~0x7) | 0x2)) /* burst mode */ |
| return -EREMOTEIO; |
| |
| if (stv0299_writeregI (state, 0x09, burst == SEC_MINI_A ? 0x00 : 0xff)) |
| return -EREMOTEIO; |
| |
| if (stv0299_wait_diseqc_idle (state, 100) < 0) |
| return -ETIMEDOUT; |
| |
| if (stv0299_writeregI (state, 0x08, val)) |
| return -EREMOTEIO; |
| |
| return 0; |
| } |
| |
| static int stv0299_set_tone (struct dvb_frontend* fe, fe_sec_tone_mode_t tone) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| u8 val; |
| |
| if (stv0299_wait_diseqc_idle (state, 100) < 0) |
| return -ETIMEDOUT; |
| |
| val = stv0299_readreg (state, 0x08); |
| |
| switch (tone) { |
| case SEC_TONE_ON: |
| return stv0299_writeregI (state, 0x08, val | 0x3); |
| |
| case SEC_TONE_OFF: |
| return stv0299_writeregI (state, 0x08, (val & ~0x3) | 0x02); |
| |
| default: |
| return -EINVAL; |
| } |
| } |
| |
| static int stv0299_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltage) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| u8 reg0x08; |
| u8 reg0x0c; |
| |
| dprintk("%s: %s\n", __FUNCTION__, |
| voltage == SEC_VOLTAGE_13 ? "SEC_VOLTAGE_13" : |
| voltage == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" : "??"); |
| |
| reg0x08 = stv0299_readreg (state, 0x08); |
| reg0x0c = stv0299_readreg (state, 0x0c); |
| |
| /** |
| * H/V switching over OP0, OP1 and OP2 are LNB power enable bits |
| */ |
| reg0x0c &= 0x0f; |
| |
| if (voltage == SEC_VOLTAGE_OFF) { |
| stv0299_writeregI (state, 0x0c, 0x00); /* LNB power off! */ |
| return stv0299_writeregI (state, 0x08, 0x00); /* LNB power off! */ |
| } |
| |
| stv0299_writeregI (state, 0x08, (reg0x08 & 0x3f) | (state->config->lock_output << 6)); |
| |
| switch (voltage) { |
| case SEC_VOLTAGE_13: |
| if (state->config->volt13_op0_op1 == STV0299_VOLT13_OP0) reg0x0c |= 0x10; |
| else reg0x0c |= 0x40; |
| |
| return stv0299_writeregI(state, 0x0c, reg0x0c); |
| |
| case SEC_VOLTAGE_18: |
| return stv0299_writeregI(state, 0x0c, reg0x0c | 0x50); |
| default: |
| return -EINVAL; |
| }; |
| } |
| |
| static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long cmd) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| u8 reg0x08; |
| u8 reg0x0c; |
| u8 lv_mask = 0x40; |
| u8 last = 1; |
| int i; |
| struct timeval nexttime; |
| struct timeval tv[10]; |
| |
| reg0x08 = stv0299_readreg (state, 0x08); |
| reg0x0c = stv0299_readreg (state, 0x0c); |
| reg0x0c &= 0x0f; |
| stv0299_writeregI (state, 0x08, (reg0x08 & 0x3f) | (state->config->lock_output << 6)); |
| if (state->config->volt13_op0_op1 == STV0299_VOLT13_OP0) |
| lv_mask = 0x10; |
| |
| cmd = cmd << 1; |
| if (debug_legacy_dish_switch) |
| printk ("%s switch command: 0x%04lx\n",__FUNCTION__, cmd); |
| |
| do_gettimeofday (&nexttime); |
| if (debug_legacy_dish_switch) |
| memcpy (&tv[0], &nexttime, sizeof (struct timeval)); |
| stv0299_writeregI (state, 0x0c, reg0x0c | 0x50); /* set LNB to 18V */ |
| |
| dvb_frontend_sleep_until(&nexttime, 32000); |
| |
| for (i=0; i<9; i++) { |
| if (debug_legacy_dish_switch) |
| do_gettimeofday (&tv[i+1]); |
| if((cmd & 0x01) != last) { |
| /* set voltage to (last ? 13V : 18V) */ |
| stv0299_writeregI (state, 0x0c, reg0x0c | (last ? lv_mask : 0x50)); |
| last = (last) ? 0 : 1; |
| } |
| |
| cmd = cmd >> 1; |
| |
| if (i != 8) |
| dvb_frontend_sleep_until(&nexttime, 8000); |
| } |
| if (debug_legacy_dish_switch) { |
| printk ("%s(%d): switch delay (should be 32k followed by all 8k\n", |
| __FUNCTION__, fe->dvb->num); |
| for (i = 1; i < 10; i++) |
| printk ("%d: %d\n", i, timeval_usec_diff(tv[i-1] , tv[i])); |
| } |
| |
| return 0; |
| } |
| |
| static int stv0299_init (struct dvb_frontend* fe) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| int i; |
| |
| dprintk("stv0299: init chip\n"); |
| |
| for (i=0; !(state->config->inittab[i] == 0xff && state->config->inittab[i+1] == 0xff); i+=2) |
| stv0299_writeregI(state, state->config->inittab[i], state->config->inittab[i+1]); |
| |
| if (state->config->pll_init) { |
| stv0299_writeregI(state, 0x05, 0xb5); /* enable i2c repeater on stv0299 */ |
| state->config->pll_init(fe, state->i2c); |
| stv0299_writeregI(state, 0x05, 0x35); /* disable i2c repeater on stv0299 */ |
| } |
| |
| return 0; |
| } |
| |
| static int stv0299_read_status(struct dvb_frontend* fe, fe_status_t* status) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| u8 signal = 0xff - stv0299_readreg (state, 0x18); |
| u8 sync = stv0299_readreg (state, 0x1b); |
| |
| dprintk ("%s : FE_READ_STATUS : VSTATUS: 0x%02x\n", __FUNCTION__, sync); |
| *status = 0; |
| |
| if (signal > 10) |
| *status |= FE_HAS_SIGNAL; |
| |
| if (sync & 0x80) |
| *status |= FE_HAS_CARRIER; |
| |
| if (sync & 0x10) |
| *status |= FE_HAS_VITERBI; |
| |
| if (sync & 0x08) |
| *status |= FE_HAS_SYNC; |
| |
| if ((sync & 0x98) == 0x98) |
| *status |= FE_HAS_LOCK; |
| |
| return 0; |
| } |
| |
| static int stv0299_read_ber(struct dvb_frontend* fe, u32* ber) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| if (state->errmode != STATUS_BER) return 0; |
| *ber = (stv0299_readreg (state, 0x1d) << 8) | stv0299_readreg (state, 0x1e); |
| |
| return 0; |
| } |
| |
| static int stv0299_read_signal_strength(struct dvb_frontend* fe, u16* strength) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| s32 signal = 0xffff - ((stv0299_readreg (state, 0x18) << 8) |
| | stv0299_readreg (state, 0x19)); |
| |
| dprintk ("%s : FE_READ_SIGNAL_STRENGTH : AGC2I: 0x%02x%02x, signal=0x%04x\n", __FUNCTION__, |
| stv0299_readreg (state, 0x18), |
| stv0299_readreg (state, 0x19), (int) signal); |
| |
| signal = signal * 5 / 4; |
| *strength = (signal > 0xffff) ? 0xffff : (signal < 0) ? 0 : signal; |
| |
| return 0; |
| } |
| |
| static int stv0299_read_snr(struct dvb_frontend* fe, u16* snr) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| s32 xsnr = 0xffff - ((stv0299_readreg (state, 0x24) << 8) |
| | stv0299_readreg (state, 0x25)); |
| xsnr = 3 * (xsnr - 0xa100); |
| *snr = (xsnr > 0xffff) ? 0xffff : (xsnr < 0) ? 0 : xsnr; |
| |
| return 0; |
| } |
| |
| static int stv0299_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| if (state->errmode != STATUS_UCBLOCKS) *ucblocks = 0; |
| else *ucblocks = (stv0299_readreg (state, 0x1d) << 8) | stv0299_readreg (state, 0x1e); |
| |
| return 0; |
| } |
| |
| static int stv0299_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters * p) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| int invval = 0; |
| |
| dprintk ("%s : FE_SET_FRONTEND\n", __FUNCTION__); |
| |
| // set the inversion |
| if (p->inversion == INVERSION_OFF) invval = 0; |
| else if (p->inversion == INVERSION_ON) invval = 1; |
| else { |
| printk("stv0299 does not support auto-inversion\n"); |
| return -EINVAL; |
| } |
| if (state->config->invert) invval = (~invval) & 1; |
| stv0299_writeregI(state, 0x0c, (stv0299_readreg(state, 0x0c) & 0xfe) | invval); |
| |
| stv0299_writeregI(state, 0x05, 0xb5); /* enable i2c repeater on stv0299 */ |
| state->config->pll_set(fe, state->i2c, p); |
| stv0299_writeregI(state, 0x05, 0x35); /* disable i2c repeater on stv0299 */ |
| |
| stv0299_set_FEC (state, p->u.qpsk.fec_inner); |
| stv0299_set_symbolrate (fe, p->u.qpsk.symbol_rate); |
| stv0299_writeregI(state, 0x22, 0x00); |
| stv0299_writeregI(state, 0x23, 0x00); |
| |
| state->tuner_frequency = p->frequency; |
| state->fec_inner = p->u.qpsk.fec_inner; |
| state->symbol_rate = p->u.qpsk.symbol_rate; |
| |
| return 0; |
| } |
| |
| static int stv0299_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters * p) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| s32 derot_freq; |
| int invval; |
| |
| derot_freq = (s32)(s16) ((stv0299_readreg (state, 0x22) << 8) |
| | stv0299_readreg (state, 0x23)); |
| |
| derot_freq *= (state->config->mclk >> 16); |
| derot_freq += 500; |
| derot_freq /= 1000; |
| |
| p->frequency += derot_freq; |
| |
| invval = stv0299_readreg (state, 0x0c) & 1; |
| if (state->config->invert) invval = (~invval) & 1; |
| p->inversion = invval ? INVERSION_ON : INVERSION_OFF; |
| |
| p->u.qpsk.fec_inner = stv0299_get_fec (state); |
| p->u.qpsk.symbol_rate = stv0299_get_symbolrate (state); |
| |
| return 0; |
| } |
| |
| static int stv0299_sleep(struct dvb_frontend* fe) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| stv0299_writeregI(state, 0x02, 0x80); |
| state->initialised = 0; |
| |
| return 0; |
| } |
| |
| static int stv0299_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fesettings) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| |
| fesettings->min_delay_ms = state->config->min_delay_ms; |
| if (fesettings->parameters.u.qpsk.symbol_rate < 10000000) { |
| fesettings->step_size = fesettings->parameters.u.qpsk.symbol_rate / 32000; |
| fesettings->max_drift = 5000; |
| } else { |
| fesettings->step_size = fesettings->parameters.u.qpsk.symbol_rate / 16000; |
| fesettings->max_drift = fesettings->parameters.u.qpsk.symbol_rate / 2000; |
| } |
| return 0; |
| } |
| |
| static void stv0299_release(struct dvb_frontend* fe) |
| { |
| struct stv0299_state* state = fe->demodulator_priv; |
| kfree(state); |
| } |
| |
| static struct dvb_frontend_ops stv0299_ops; |
| |
| struct dvb_frontend* stv0299_attach(const struct stv0299_config* config, |
| struct i2c_adapter* i2c) |
| { |
| struct stv0299_state* state = NULL; |
| int id; |
| |
| /* allocate memory for the internal state */ |
| state = kmalloc(sizeof(struct stv0299_state), GFP_KERNEL); |
| if (state == NULL) goto error; |
| |
| /* setup the state */ |
| state->config = config; |
| state->i2c = i2c; |
| memcpy(&state->ops, &stv0299_ops, sizeof(struct dvb_frontend_ops)); |
| state->initialised = 0; |
| state->tuner_frequency = 0; |
| state->symbol_rate = 0; |
| state->fec_inner = 0; |
| state->errmode = STATUS_BER; |
| |
| /* check if the demod is there */ |
| stv0299_writeregI(state, 0x02, 0x34); /* standby off */ |
| msleep(200); |
| id = stv0299_readreg(state, 0x00); |
| |
| /* register 0x00 contains 0xa1 for STV0299 and STV0299B */ |
| /* register 0x00 might contain 0x80 when returning from standby */ |
| if (id != 0xa1 && id != 0x80) goto error; |
| |
| /* create dvb_frontend */ |
| state->frontend.ops = &state->ops; |
| state->frontend.demodulator_priv = state; |
| return &state->frontend; |
| |
| error: |
| kfree(state); |
| return NULL; |
| } |
| |
| static struct dvb_frontend_ops stv0299_ops = { |
| |
| .info = { |
| .name = "ST STV0299 DVB-S", |
| .type = FE_QPSK, |
| .frequency_min = 950000, |
| .frequency_max = 2150000, |
| .frequency_stepsize = 125, /* kHz for QPSK frontends */ |
| .frequency_tolerance = 0, |
| .symbol_rate_min = 1000000, |
| .symbol_rate_max = 45000000, |
| .symbol_rate_tolerance = 500, /* ppm */ |
| .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | |
| FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | |
| FE_CAN_QPSK | |
| FE_CAN_FEC_AUTO |
| }, |
| |
| .release = stv0299_release, |
| |
| .init = stv0299_init, |
| .sleep = stv0299_sleep, |
| |
| .set_frontend = stv0299_set_frontend, |
| .get_frontend = stv0299_get_frontend, |
| .get_tune_settings = stv0299_get_tune_settings, |
| |
| .read_status = stv0299_read_status, |
| .read_ber = stv0299_read_ber, |
| .read_signal_strength = stv0299_read_signal_strength, |
| .read_snr = stv0299_read_snr, |
| .read_ucblocks = stv0299_read_ucblocks, |
| |
| .diseqc_send_master_cmd = stv0299_send_diseqc_msg, |
| .diseqc_send_burst = stv0299_send_diseqc_burst, |
| .set_tone = stv0299_set_tone, |
| .set_voltage = stv0299_set_voltage, |
| .dishnetwork_send_legacy_command = stv0299_send_legacy_dish_cmd, |
| }; |
| |
| module_param(debug_legacy_dish_switch, int, 0444); |
| MODULE_PARM_DESC(debug_legacy_dish_switch, "Enable timing analysis for Dish Network legacy switches"); |
| |
| module_param(debug, int, 0644); |
| MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); |
| |
| MODULE_DESCRIPTION("ST STV0299 DVB Demodulator driver"); |
| MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Peter Schildmann, Felix Domke, " |
| "Andreas Oberritter, Andrew de Quincey, Kenneth Aafløy"); |
| MODULE_LICENSE("GPL"); |
| |
| EXPORT_SYMBOL(stv0299_enable_plli2c); |
| EXPORT_SYMBOL(stv0299_writereg); |
| EXPORT_SYMBOL(stv0299_attach); |