From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267402AbTGOMMs (ORCPT ); Tue, 15 Jul 2003 08:12:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267614AbTGOMMR (ORCPT ); Tue, 15 Jul 2003 08:12:17 -0400 Received: from mail.convergence.de ([212.84.236.4]:34208 "EHLO mail.convergence.de") by vger.kernel.org with ESMTP id S267402AbTGOMGH convert rfc822-to-8bit (ORCPT ); Tue, 15 Jul 2003 08:06:07 -0400 Subject: [PATCH 5/17] Add Zarlink MT312 DVB-T frontend driver In-Reply-To: <10582716543302@convergence.de> X-Mailer: gregkh_patchbomb_levon_offspring Date: Tue, 15 Jul 2003 14:20:54 +0200 Message-Id: <1058271654905@convergence.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII To: torvalds@osdl.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 7BIT From: Michael Hunold (LinuxTV.org CVS maintainer) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org [DVB] - Zarlink MT312 satellite channel decoder driver contributed by Andreas Oberritter diff -uNrwB --new-file linux-2.5.73.bk/drivers/media/dvb/frontends/Kconfig linux-2.5.73.work/drivers/media/dvb/frontends/Kconfig --- linux-2.5.73.bk/drivers/media/dvb/frontends/Kconfig 2003-06-25 09:46:54.000000000 +0200 +++ linux-2.5.73.work/drivers/media/dvb/frontends/Kconfig 2003-06-25 09:50:42.000000000 +0200 @@ -93,6 +93,16 @@ DVB adapter simply enable all supported frontends, the right one will get autodetected. +config DVB_MT312 + tristate "Zarlink MT312 Satellite Channel Decoder (QPSK)" + depends on DVB_CORE + help + A DVB-S tuner module. Say Y when you want to support this frontend. + + If you don't know what tuner module is soldered on your + DVB adapter simply enable all supported frontends, the + right one will get autodetected. + config DVB_VES1820 tristate "Frontends with external VES1820 demodulator (QAM)" depends on DVB_CORE diff -uNrwB --new-file linux-2.5.73.bk/drivers/media/dvb/frontends/Makefile linux-2.5.73.work/drivers/media/dvb/frontends/Makefile --- linux-2.5.73.bk/drivers/media/dvb/frontends/Makefile 2003-06-25 09:46:54.000000000 +0200 +++ linux-2.5.73.work/drivers/media/dvb/frontends/Makefile 2003-06-25 09:50:42.000000000 +0200 @@ -12,4 +12,5 @@ obj-$(CONFIG_DVB_CX24110) += cx24110.o obj-$(CONFIG_DVB_GRUNDIG_29504_491) += grundig_29504-491.o obj-$(CONFIG_DVB_GRUNDIG_29504_401) += grundig_29504-401.o +obj-$(CONFIG_DVB_MT312) += mt312.o obj-$(CONFIG_DVB_VES1820) += ves1820.o diff -uNrwB --new-file linux-2.5.73.patch/drivers/media/dvb/frontends/mt312.c linux-2.5.73.work/drivers/media/dvb/frontends/mt312.c --- linux-2.5.73.patch/drivers/media/dvb/frontends/mt312.c 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.5.73.work/drivers/media/dvb/frontends/mt312.c 2003-06-25 10:48:06.000000000 +0200 @@ -0,0 +1,714 @@ +/* + Driver for Zarlink MT312 Satellite Channel Decoder + + Copyright (C) 2003 Andreas Oberritter + + 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. + + References: + http://products.zarlink.com/product_profiles/MT312.htm + http://products.zarlink.com/product_profiles/SL1935.htm +*/ + +#include +#include +#include +#include +#include + +#include "dvb_frontend.h" +#include "mt312.h" + +#define I2C_ADDR_MT312 0x0e +#define I2C_ADDR_SL1935 0x61 + +#define MT312_DEBUG 0 + +#define MT312_SYS_CLK 90000000UL /* 90 MHz */ +#define MT312_PLL_CLK 10000000UL /* 10 MHz */ + +static struct dvb_frontend_info mt312_info = { + .name = "Zarlink MT312", + .type = FE_QPSK, + .frequency_min = 950000, + .frequency_max = 2150000, + .frequency_stepsize = (MT312_PLL_CLK / 1000) / 128, + /*.frequency_tolerance = 29500, FIXME: binary compatibility waste? */ + .symbol_rate_min = MT312_SYS_CLK / 128, + .symbol_rate_max = MT312_SYS_CLK / 2, + /*.symbol_rate_tolerance = 500, FIXME: binary compatibility waste? 2% */ + .notifier_delay = 0, + .caps = + FE_CAN_INVERSION_AUTO | 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_FEC_AUTO | FE_CAN_QPSK | FE_CAN_RECOVER | + FE_CAN_CLEAN_SETUP | FE_CAN_MUTE_TS +}; + +static int mt312_read(struct dvb_i2c_bus *i2c, + const enum mt312_reg_addr reg, void *buf, + const size_t count) +{ + int ret; + struct i2c_msg msg[2]; + u8 regbuf[1] = { reg }; + + msg[0].addr = I2C_ADDR_MT312; + msg[0].flags = 0; + msg[0].buf = regbuf; + msg[0].len = 1; + msg[1].addr = I2C_ADDR_MT312; + msg[1].flags = I2C_M_RD; + msg[1].buf = buf; + msg[1].len = count; + + ret = i2c->xfer(i2c, msg, 2); + + if (ret != 2) { + printk(KERN_ERR "%s: ret == %d\n", __FUNCTION__, ret); + return -EREMOTEIO; + } +#ifdef MT312_DEBUG + { + int i; + printk(KERN_INFO "R(%d):", reg & 0x7f); + for (i = 0; i < count; i++) + printk(" %02x", ((const u8 *) buf)[i]); + printk("\n"); + } +#endif + + return 0; +} + +static int mt312_write(struct dvb_i2c_bus *i2c, + const enum mt312_reg_addr reg, const void *src, + const size_t count) +{ + int ret; + u8 buf[count + 1]; + struct i2c_msg msg; + +#ifdef MT312_DEBUG + { + int i; + printk(KERN_INFO "W(%d):", reg & 0x7f); + for (i = 0; i < count; i++) + printk(" %02x", ((const u8 *) src)[i]); + printk("\n"); + } +#endif + + buf[0] = reg; + memcpy(&buf[1], src, count); + + msg.addr = I2C_ADDR_MT312; + msg.flags = 0; + msg.buf = buf; + msg.len = count + 1; + + ret = i2c->xfer(i2c, &msg, 1); + + if (ret != 1) { + printk(KERN_ERR "%s: ret == %d\n", __FUNCTION__, ret); + return -EREMOTEIO; + } + + return 0; +} + +static inline int mt312_readreg(struct dvb_i2c_bus *i2c, + const enum mt312_reg_addr reg, u8 * val) +{ + return mt312_read(i2c, reg, val, 1); +} + +static inline int mt312_writereg(struct dvb_i2c_bus *i2c, + const enum mt312_reg_addr reg, const u8 val) +{ + return mt312_write(i2c, reg, &val, 1); +} + +static int mt312_pll_write(struct dvb_i2c_bus *i2c, const u8 addr, + u8 * buf, const u8 len) +{ + int ret; + struct i2c_msg msg; + + msg.addr = addr; + msg.flags = 0; + msg.buf = buf; + msg.len = len; + + if ((ret = mt312_writereg(i2c, GPP_CTRL, 0x40)) < 0) + return ret; + + if ((ret = i2c->xfer(i2c, &msg, 1)) != 1) + printk(KERN_ERR "%s: i/o error (ret == %d)\n", __FUNCTION__, ret); + + if ((ret = mt312_writereg(i2c, GPP_CTRL, 0x00)) < 0) + return ret; + + return 0; +} + +static inline u32 mt312_div(u32 a, u32 b) +{ + return (a + (b / 2)) / b; +} + +static int sl1935_set_tv_freq(struct dvb_i2c_bus *i2c, u32 freq, u32 sr) +{ + /* 155 uA, Baseband Path B */ + u8 buf[4] = { 0x00, 0x00, 0x80, 0x00 }; + + u8 exp; + u32 ref; + u32 div; + + if (sr < 10000000) { /* 1-10 MSym/s: ratio 2 ^ 3 */ + exp = 3; + buf[2] |= 0x40; /* 690 uA */ + } else if (sr < 15000000) { /* 10-15 MSym/s: ratio 2 ^ 4 */ + exp = 4; + buf[2] |= 0x20; /* 330 uA */ + } else { /* 15-45 MSym/s: ratio 2 ^ 7 */ + exp = 7; + buf[3] |= 0x08; /* Baseband Path A */ + } + + div = mt312_div(MT312_PLL_CLK, 1 << exp); + ref = mt312_div(freq * 1000, div); + mt312_info.frequency_stepsize = mt312_div(div, 1000); + + buf[0] = (ref >> 8) & 0x7f; + buf[1] = (ref >> 0) & 0xff; + buf[2] |= (exp - 1); + + if (freq < 1550000) + buf[3] |= 0x10; + + printk(KERN_INFO "synth dword = %02x%02x%02x%02x\n", buf[0], + buf[1], buf[2], buf[3]); + + return mt312_pll_write(i2c, I2C_ADDR_SL1935, buf, sizeof(buf)); +} + +static int mt312_reset(struct dvb_i2c_bus *i2c, const u8 full) +{ + return mt312_writereg(i2c, RESET, full ? 0x80 : 0x40); +} + +static int mt312_init(struct dvb_i2c_bus *i2c) +{ + int ret; + u8 buf[2]; + + /* wake up */ + if ((ret = mt312_writereg(i2c, CONFIG, 0x8c)) < 0) + return ret; + + /* wait at least 150 usec */ + udelay(150); + + /* full reset */ + if ((ret = mt312_reset(i2c, 1)) < 0) + return ret; + + /* SYS_CLK */ + buf[0] = mt312_div(MT312_SYS_CLK * 2, 1000000); + + /* DISEQC_RATIO */ + buf[1] = mt312_div(MT312_PLL_CLK, 15000 * 4); + + if ((ret = mt312_write(i2c, SYS_CLK, buf, sizeof(buf))) < 0) + return ret; + + if ((ret = mt312_writereg(i2c, SNR_THS_HIGH, 0x32)) < 0) + return ret; + + /* TS_SW_LIM */ + buf[0] = 0x8c; + buf[1] = 0x98; + + if ((ret = mt312_write(i2c, TS_SW_LIM_L, buf, sizeof(buf))) < 0) + return ret; + + if ((ret = mt312_writereg(i2c, CS_SW_LIM, 0x69)) < 0) + return ret; + + return 0; +} + +static int mt312_send_master_cmd(struct dvb_i2c_bus *i2c, + const struct dvb_diseqc_master_cmd *c) +{ + int ret; + u8 diseqc_mode; + + if ((c->msg_len == 0) || (c->msg_len > sizeof(c->msg))) + return -EINVAL; + + if ((ret = mt312_readreg(i2c, DISEQC_MODE, &diseqc_mode)) < 0) + return ret; + + if ((ret = + mt312_write(i2c, (0x80 | DISEQC_INSTR), c->msg, c->msg_len)) < 0) + return ret; + + if ((ret = + mt312_writereg(i2c, DISEQC_MODE, + (diseqc_mode & 0x40) | ((c->msg_len - 1) << 3) + | 0x04)) < 0) + return ret; + + /* set DISEQC_MODE[2:0] to zero if a return message is expected */ + if (c->msg[0] & 0x02) + if ((ret = + mt312_writereg(i2c, DISEQC_MODE, (diseqc_mode & 0x40))) < 0) + return ret; + + return 0; +} + +static int mt312_recv_slave_reply(struct dvb_i2c_bus *i2c, + struct dvb_diseqc_slave_reply *r) +{ + /* TODO */ + return -EOPNOTSUPP; +} + +static int mt312_send_burst(struct dvb_i2c_bus *i2c, const fe_sec_mini_cmd_t c) +{ + const u8 mini_tab[2] = { 0x02, 0x03 }; + + int ret; + u8 diseqc_mode; + + if (c > SEC_MINI_B) + return -EINVAL; + + if ((ret = mt312_readreg(i2c, DISEQC_MODE, &diseqc_mode)) < 0) + return ret; + + if ((ret = + mt312_writereg(i2c, DISEQC_MODE, + (diseqc_mode & 0x40) | mini_tab[c])) < 0) + return ret; + + return 0; +} + +static int mt312_set_tone(struct dvb_i2c_bus *i2c, const fe_sec_tone_mode_t t) +{ + const u8 tone_tab[2] = { 0x01, 0x00 }; + + int ret; + u8 diseqc_mode; + + if (t > SEC_TONE_OFF) + return -EINVAL; + + if ((ret = mt312_readreg(i2c, DISEQC_MODE, &diseqc_mode)) < 0) + return ret; + + if ((ret = + mt312_writereg(i2c, DISEQC_MODE, + (diseqc_mode & 0x40) | tone_tab[t])) < 0) + return ret; + + return 0; +} + +static int mt312_set_voltage(struct dvb_i2c_bus *i2c, const fe_sec_voltage_t v) +{ + const u8 volt_tab[3] = { 0x00, 0x40, 0x00 }; + + if (v > SEC_VOLTAGE_OFF) + return -EINVAL; + + return mt312_writereg(i2c, DISEQC_MODE, volt_tab[v]); +} + +static int mt312_read_status(struct dvb_i2c_bus *i2c, fe_status_t * s) +{ + int ret; + u8 status[3]; + + *s = 0; + + if ((ret = mt312_read(i2c, QPSK_STAT_H, status, sizeof(status))) < 0) + return ret; + + if (status[0] & 0xc0) + *s |= FE_HAS_SIGNAL; /* signal noise ratio */ + if (status[0] & 0x04) + *s |= FE_HAS_CARRIER; /* qpsk carrier lock */ + if (status[2] & 0x02) + *s |= FE_HAS_VITERBI; /* viterbi lock */ + if (status[2] & 0x04) + *s |= FE_HAS_SYNC; /* byte align lock */ + if (status[0] & 0x01) + *s |= FE_HAS_LOCK; /* qpsk lock */ + + return 0; +} + +static int mt312_read_bercnt(struct dvb_i2c_bus *i2c, u32 * ber) +{ + int ret; + u8 buf[3]; + + if ((ret = mt312_read(i2c, RS_BERCNT_H, buf, 3)) < 0) + return ret; + + *ber = ((buf[0] << 16) | (buf[1] << 8) | buf[2]) * 64; + + return 0; +} + +static int mt312_read_agc(struct dvb_i2c_bus *i2c, u16 * signal_strength) +{ + int ret; + u8 buf[3]; + u16 agc; + s16 err_db; + + if ((ret = mt312_read(i2c, AGC_H, buf, sizeof(buf))) < 0) + return ret; + + agc = (buf[0] << 6) | (buf[1] >> 2); + err_db = (s16) (((buf[1] & 0x03) << 14) | buf[2] << 6) >> 6; + + *signal_strength = agc; + + printk(KERN_DEBUG "agc=%08x err_db=%hd\n", agc, err_db); + + return 0; +} + +static int mt312_read_snr(struct dvb_i2c_bus *i2c, u16 * snr) +{ + int ret; + u8 buf[2]; + + if ((ret = mt312_read(i2c, M_SNR_H, &buf, sizeof(buf))) < 0) + return ret; + + *snr = 0xFFFF - ((((buf[0] & 0x7f) << 8) | buf[1]) << 1); + + return 0; +} + +static int mt312_read_ubc(struct dvb_i2c_bus *i2c, u32 * ubc) +{ + int ret; + u8 buf[2]; + + if ((ret = mt312_read(i2c, RS_UBC_H, &buf, sizeof(buf))) < 0) + return ret; + + *ubc = (buf[0] << 8) | buf[1]; + + return 0; +} + +static int mt312_set_frontend(struct dvb_i2c_bus *i2c, + const struct dvb_frontend_parameters *p) +{ + int ret; + u8 buf[5]; + u16 sr; + + const u8 fec_tab[10] = + { 0x00, 0x01, 0x02, 0x04, 0x3f, 0x08, 0x10, 0x20, 0x3f, 0x3f }; + const u8 inv_tab[3] = { 0x00, 0x40, 0x80 }; + + if ((p->frequency < mt312_info.frequency_min) + || (p->frequency > mt312_info.frequency_max)) + return -EINVAL; + + if ((p->inversion < INVERSION_OFF) + || (p->inversion > INVERSION_AUTO)) + return -EINVAL; + + if ((p->u.qpsk.symbol_rate < mt312_info.symbol_rate_min) + || (p->u.qpsk.symbol_rate > mt312_info.symbol_rate_max)) + return -EINVAL; + + if ((p->u.qpsk.fec_inner < FEC_NONE) + || (p->u.qpsk.fec_inner > FEC_AUTO)) + return -EINVAL; + + if ((p->u.qpsk.fec_inner == FEC_4_5) + || (p->u.qpsk.fec_inner == FEC_8_9)) + return -EINVAL; + + if ((ret = + sl1935_set_tv_freq(i2c, p->frequency, p->u.qpsk.symbol_rate)) < 0) + return ret; + + /* sr = (u16)(sr * 256.0 / 1000000.0) */ + sr = mt312_div(p->u.qpsk.symbol_rate * 4, 15625); + + /* SYM_RATE */ + buf[0] = (sr >> 8) & 0x3f; + buf[1] = (sr >> 0) & 0xff; + + /* VIT_MODE */ + buf[2] = inv_tab[p->inversion] | fec_tab[p->u.qpsk.fec_inner]; + + /* QPSK_CTRL */ + buf[3] = 0x40; /* swap I and Q before QPSK demodulation */ + + if (p->u.qpsk.symbol_rate < 10000000) + buf[3] |= 0x04; /* use afc mode */ + + /* GO */ + buf[4] = 0x01; + + if ((ret = mt312_write(i2c, SYM_RATE_H, buf, sizeof(buf))) < 0) + return ret; + + return 0; +} + +static int mt312_get_inversion(struct dvb_i2c_bus *i2c, + fe_spectral_inversion_t * i) +{ + int ret; + u8 vit_mode; + + if ((ret = mt312_readreg(i2c, VIT_MODE, &vit_mode)) < 0) + return ret; + + if (vit_mode & 0x80) /* auto inversion was used */ + *i = (vit_mode & 0x40) ? INVERSION_ON : INVERSION_OFF; + + return 0; +} + +static int mt312_get_symbol_rate(struct dvb_i2c_bus *i2c, u32 * sr) +{ + int ret; + u8 sym_rate_h; + u8 dec_ratio; + u16 sym_rat_op; + u16 monitor; + u8 buf[2]; + + if ((ret = mt312_readreg(i2c, SYM_RATE_H, &sym_rate_h)) < 0) + return ret; + + if (sym_rate_h & 0x80) { /* symbol rate search was used */ + if ((ret = mt312_writereg(i2c, MON_CTRL, 0x03)) < 0) + return ret; + + if ((ret = mt312_read(i2c, MONITOR_H, buf, sizeof(buf))) < 0) + return ret; + + monitor = (buf[0] << 8) | buf[1]; + + printk(KERN_DEBUG "sr(auto) = %u\n", + mt312_div(monitor * 15625, 4)); + } else { + if ((ret = mt312_writereg(i2c, MON_CTRL, 0x05)) < 0) + return ret; + + if ((ret = mt312_read(i2c, MONITOR_H, buf, sizeof(buf))) < 0) + return ret; + + dec_ratio = ((buf[0] >> 5) & 0x07) * 32; + + if ((ret = mt312_read(i2c, SYM_RAT_OP_H, buf, sizeof(buf))) < 0) + return ret; + + sym_rat_op = (buf[0] << 8) | buf[1]; + + printk(KERN_DEBUG "sym_rat_op=%d dec_ratio=%d\n", + sym_rat_op, dec_ratio); + printk(KERN_DEBUG "*sr(manual) = %lu\n", + (((MT312_PLL_CLK * 8192) / (sym_rat_op + 8192)) * + 2) - dec_ratio); + } + + return 0; +} + +static int mt312_get_code_rate(struct dvb_i2c_bus *i2c, fe_code_rate_t * cr) +{ + const fe_code_rate_t fec_tab[8] = + { FEC_1_2, FEC_2_3, FEC_3_4, FEC_5_6, FEC_6_7, FEC_7_8, + FEC_AUTO, + FEC_AUTO + }; + + int ret; + u8 fec_status; + + if ((ret = mt312_readreg(i2c, FEC_STATUS, &fec_status)) < 0) + return ret; + + *cr = fec_tab[(fec_status >> 4) & 0x07]; + + return 0; +} + +static int mt312_get_frontend(struct dvb_i2c_bus *i2c, + struct dvb_frontend_parameters *p) +{ + int ret; + + if ((ret = mt312_get_inversion(i2c, &p->inversion)) < 0) + return ret; + + if ((ret = mt312_get_symbol_rate(i2c, &p->u.qpsk.symbol_rate)) < 0) + return ret; + + if ((ret = mt312_get_code_rate(i2c, &p->u.qpsk.fec_inner)) < 0) + return ret; + + return 0; +} + +static int mt312_sleep(struct dvb_i2c_bus *i2c) +{ + int ret; + u8 config; + + /* reset all registers to defaults */ + if ((ret = mt312_reset(i2c, 1)) < 0) + return ret; + + if ((ret = mt312_readreg(i2c, CONFIG, &config)) < 0) + return ret; + + /* enter standby */ + if ((ret = mt312_writereg(i2c, CONFIG, config & 0x7f)) < 0) + return ret; + + return 0; +} + +static int mt312_ioctl(struct dvb_frontend *fe, unsigned int cmd, void *arg) +{ + struct dvb_i2c_bus *i2c = fe->i2c; + + switch (cmd) { + case FE_GET_INFO: + memcpy(arg, &mt312_info, sizeof(struct dvb_frontend_info)); + break; + + case FE_DISEQC_RESET_OVERLOAD: + return -EOPNOTSUPP; + + case FE_DISEQC_SEND_MASTER_CMD: + return mt312_send_master_cmd(i2c, arg); + + case FE_DISEQC_RECV_SLAVE_REPLY: + if ((long) fe->data == ID_MT312) + return mt312_recv_slave_reply(i2c, arg); + else + return -EOPNOTSUPP; + + case FE_DISEQC_SEND_BURST: + return mt312_send_burst(i2c, (fe_sec_mini_cmd_t) arg); + + case FE_SET_TONE: + return mt312_set_tone(i2c, (fe_sec_tone_mode_t) arg); + + case FE_SET_VOLTAGE: + return mt312_set_voltage(i2c, (fe_sec_voltage_t) arg); + + case FE_ENABLE_HIGH_LNB_VOLTAGE: + return -EOPNOTSUPP; + + case FE_READ_STATUS: + return mt312_read_status(i2c, arg); + + case FE_READ_BER: + return mt312_read_bercnt(i2c, arg); + + case FE_READ_SIGNAL_STRENGTH: + return mt312_read_agc(i2c, arg); + + case FE_READ_SNR: + return mt312_read_snr(i2c, arg); + + case FE_READ_UNCORRECTED_BLOCKS: + return mt312_read_ubc(i2c, arg); + + case FE_SET_FRONTEND: + return mt312_set_frontend(i2c, arg); + + case FE_GET_FRONTEND: + return mt312_get_frontend(i2c, arg); + + case FE_GET_EVENT: + return -EOPNOTSUPP; + + case FE_SLEEP: + return mt312_sleep(i2c); + + case FE_INIT: + return mt312_init(i2c); + + case FE_RESET: + return mt312_reset(i2c, 0); + + default: + return -ENOIOCTLCMD; + } + + return 0; +} + +static int mt312_attach(struct dvb_i2c_bus *i2c) +{ + int ret; + u8 id; + + if ((ret = mt312_readreg(i2c, ID, &id)) < 0) + return ret; + + if ((id != ID_VP310) && (id != ID_MT312)) + return -ENODEV; + + return dvb_register_frontend(mt312_ioctl, i2c, (void *) (long) id, + &mt312_info); +} + +static void mt312_detach(struct dvb_i2c_bus *i2c) +{ + dvb_unregister_frontend(mt312_ioctl, i2c); +} + +static int __init mt312_module_init(void) +{ + return dvb_register_i2c_device(THIS_MODULE, mt312_attach, mt312_detach); +} + +static void __exit mt312_module_exit(void) +{ + dvb_unregister_i2c_device(mt312_attach); +} + +module_init(mt312_module_init); +module_exit(mt312_module_exit); + +MODULE_DESCRIPTION("MT312 Satellite Channel Decoder Driver"); +MODULE_AUTHOR("Andreas Oberritter "); +MODULE_LICENSE("GPL"); diff -uNrwB --new-file linux-2.5.73.patch/drivers/media/dvb/frontends/mt312.h linux-2.5.73.work/drivers/media/dvb/frontends/mt312.h --- linux-2.5.73.patch/drivers/media/dvb/frontends/mt312.h 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.5.73.work/drivers/media/dvb/frontends/mt312.h 2003-06-25 10:46:35.000000000 +0200 @@ -0,0 +1,162 @@ +/* + Driver for Zarlink MT312 QPSK Frontend + + Copyright (C) 2003 Andreas Oberritter + + 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. + +*/ + +#ifndef _DVB_FRONTENDS_MT312 +#define _DVB_FRONTENDS_MT312 + +enum mt312_reg_addr { + QPSK_INT_H = 0, + QPSK_INT_M = 1, + QPSK_INT_L = 2, + FEC_INT = 3, + QPSK_STAT_H = 4, + QPSK_STAT_L = 5, + FEC_STATUS = 6, + LNB_FREQ_H = 7, + LNB_FREQ_L = 8, + M_SNR_H = 9, + M_SNR_L = 10, + VIT_ERRCNT_H = 11, + VIT_ERRCNT_M = 12, + VIT_ERRCNT_L = 13, + RS_BERCNT_H = 14, + RS_BERCNT_M = 15, + RS_BERCNT_L = 16, + RS_UBC_H = 17, + RS_UBC_L = 18, + SIG_LEVEL = 19, + GPP_CTRL = 20, + RESET = 21, + DISEQC_MODE = 22, + SYM_RATE_H = 23, + SYM_RATE_L = 24, + VIT_MODE = 25, + QPSK_CTRL = 26, + GO = 27, + IE_QPSK_H = 28, + IE_QPSK_M = 29, + IE_QPSK_L = 30, + IE_FEC = 31, + QPSK_STAT_EN = 32, + FEC_STAT_EN = 33, + SYS_CLK = 34, + DISEQC_RATIO = 35, + DISEQC_INSTR = 36, + FR_LIM = 37, + FR_OFF = 38, + AGC_CTRL = 39, + AGC_INIT = 40, + AGC_REF = 41, + AGC_MAX = 42, + AGC_MIN = 43, + AGC_LK_TH = 44, + TS_AGC_LK_TH = 45, + AGC_PWR_SET = 46, + QPSK_MISC = 47, + SNR_THS_LOW = 48, + SNR_THS_HIGH = 49, + TS_SW_RATE = 50, + TS_SW_LIM_L = 51, + TS_SW_LIM_H = 52, + CS_SW_RATE_1 = 53, + CS_SW_RATE_2 = 54, + CS_SW_RATE_3 = 55, + CS_SW_RATE_4 = 56, + CS_SW_LIM = 57, + TS_LPK = 58, + TS_LPK_M = 59, + TS_LPK_L = 60, + CS_KPROP_H = 61, + CS_KPROP_L = 62, + CS_KINT_H = 63, + CS_KINT_L = 64, + QPSK_SCALE = 65, + TLD_OUTCLK_TH = 66, + TLD_INCLK_TH = 67, + FLD_TH = 68, + PLD_OUTLK3 = 69, + PLD_OUTLK2 = 70, + PLD_OUTLK1 = 71, + PLD_OUTLK0 = 72, + PLD_INLK3 = 73, + PLD_INLK2 = 74, + PLD_INLK1 = 75, + PLD_INLK0 = 76, + PLD_ACC_TIME = 77, + SWEEP_PAR = 78, + STARTUP_TIME = 79, + LOSSLOCK_TH = 80, + FEC_LOCK_TM = 81, + LOSSLOCK_TM = 82, + VIT_ERRPER_H = 83, + VIT_ERRPER_M = 84, + VIT_ERRPER_L = 85, + VIT_SETUP = 86, + VIT_REF0 = 87, + VIT_REF1 = 88, + VIT_REF2 = 89, + VIT_REF3 = 90, + VIT_REF4 = 91, + VIT_REF5 = 92, + VIT_REF6 = 93, + VIT_MAXERR = 94, + BA_SETUPT = 95, + OP_CTRL = 96, + FEC_SETUP = 97, + PROG_SYNC = 98, + AFC_SEAR_TH = 99, + CSACC_DIF_TH = 100, + QPSK_LK_CT = 101, + QPSK_ST_CT = 102, + MON_CTRL = 103, + QPSK_RESET = 104, + QPSK_TST_CT = 105, + QPSK_TST_ST = 106, + TEST_R = 107, + AGC_H = 108, + AGC_M = 109, + AGC_L = 110, + FREQ_ERR1_H = 111, + FREQ_ERR1_M = 112, + FREQ_ERR1_L = 113, + FREQ_ERR2_H = 114, + FREQ_ERR2_L = 115, + SYM_RAT_OP_H = 116, + SYM_RAT_OP_L = 117, + DESEQC2_INT = 118, + DISEQC2_STAT = 119, + DISEQC2_FIFO = 120, + DISEQC2_CTRL1 = 121, + DISEQC2_CTRL2 = 122, + MONITOR_H = 123, + MONITOR_L = 124, + TEST_MODE = 125, + ID = 126, + CONFIG = 127 +}; + +enum mt312_model_id { + ID_VP310 = 1, + ID_MT312 = 3 +}; + +#endif /* DVB_FRONTENDS_MT312 */