V4L/DVB (5317): Create tda827x dvb tuner module
The patch moves the tda827x dvb tuning code to a separate module Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky
Mauro Carvalho Chehab
parent
7c7fea669d
commit
8ce47dad8e
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@ -290,6 +290,13 @@ config DVB_TDA826X
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help
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A DVB-S silicon tuner module. Say Y when you want to support this tuner.
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config DVB_TDA827X
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tristate "Philips TDA827X silicon tuner"
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depends on DVB_CORE && I2C
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default m if DVB_FE_CUSTOMISE
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help
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A DVB-T silicon tuner module. Say Y when you want to support this tuner.
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config DVB_TUNER_QT1010
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tristate "Quantek QT1010 silicon tuner"
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depends on DVB_CORE && I2C
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@ -37,6 +37,7 @@ obj-$(CONFIG_DVB_LNBP21) += lnbp21.o
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obj-$(CONFIG_DVB_ISL6421) += isl6421.o
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obj-$(CONFIG_DVB_TDA10086) += tda10086.o
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obj-$(CONFIG_DVB_TDA826X) += tda826x.o
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obj-$(CONFIG_DVB_TDA827X) += tda827x.o
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obj-$(CONFIG_DVB_TUNER_MT2060) += mt2060.o
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obj-$(CONFIG_DVB_TUNER_QT1010) += qt1010.o
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obj-$(CONFIG_DVB_TUA6100) += tua6100.o
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@ -106,9 +106,6 @@ struct tda1004x_state {
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const struct tda1004x_config* config;
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struct dvb_frontend frontend;
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/* this allows to store probed board information */
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int conf_probed;
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/* private demod data */
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enum tda1004x_demod demod_type;
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};
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@ -0,0 +1,476 @@
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/*
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*
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* (c) 2005 Hartmut Hackmann
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* (c) 2007 Michael Krufky
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <linux/module.h>
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#include <linux/dvb/frontend.h>
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#include <asm/types.h>
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#include "tda827x.h"
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static int debug = 0;
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#define dprintk(args...) \
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do { \
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if (debug) printk(KERN_DEBUG "tda827x: " args); \
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} while (0)
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struct tda827x_priv {
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int i2c_addr;
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struct i2c_adapter *i2c_adap;
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struct tda827x_config *cfg;
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u32 frequency;
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u32 bandwidth;
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};
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struct tda827x_data {
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u32 lomax;
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u8 spd;
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u8 bs;
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u8 bp;
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u8 cp;
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u8 gc3;
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u8 div1p5;
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};
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static const struct tda827x_data tda827x_dvbt[] = {
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{ .lomax = 62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
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{ .lomax = 66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
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{ .lomax = 76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
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{ .lomax = 84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
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{ .lomax = 93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
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{ .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
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{ .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0},
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{ .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
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{ .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
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{ .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
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{ .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
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{ .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
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{ .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
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{ .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
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{ .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
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{ .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
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{ .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
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{ .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0}
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};
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static int tda827xo_set_params(struct dvb_frontend *fe,
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struct dvb_frontend_parameters *params)
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{
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struct tda827x_priv *priv = fe->tuner_priv;
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u8 buf[14];
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struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
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.buf = buf, .len = sizeof(buf) };
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int i, tuner_freq, if_freq;
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u32 N;
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switch (params->u.ofdm.bandwidth) {
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case BANDWIDTH_6_MHZ:
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if_freq = 4000000;
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break;
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case BANDWIDTH_7_MHZ:
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if_freq = 4500000;
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break;
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default: /* 8 MHz or Auto */
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if_freq = 5000000;
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break;
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}
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tuner_freq = params->frequency + if_freq;
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i = 0;
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while (tda827x_dvbt[i].lomax < tuner_freq) {
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if(tda827x_dvbt[i + 1].lomax == 0)
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break;
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i++;
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}
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N = ((tuner_freq + 125000) / 250000) << (tda827x_dvbt[i].spd + 2);
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buf[0] = 0;
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buf[1] = (N>>8) | 0x40;
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buf[2] = N & 0xff;
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buf[3] = 0;
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buf[4] = 0x52;
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buf[5] = (tda827x_dvbt[i].spd << 6) + (tda827x_dvbt[i].div1p5 << 5) +
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(tda827x_dvbt[i].bs << 3) + tda827x_dvbt[i].bp;
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buf[6] = (tda827x_dvbt[i].gc3 << 4) + 0x8f;
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buf[7] = 0xbf;
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buf[8] = 0x2a;
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buf[9] = 0x05;
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buf[10] = 0xff;
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buf[11] = 0x00;
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buf[12] = 0x00;
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buf[13] = 0x40;
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msg.len = 14;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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if (i2c_transfer(priv->i2c_adap, &msg, 1) != 1) {
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printk("%s: could not write to tuner at addr: 0x%02x\n",
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__FUNCTION__, priv->i2c_addr << 1);
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return -EIO;
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}
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msleep(500);
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/* correct CP value */
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buf[0] = 0x30;
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buf[1] = 0x50 + tda827x_dvbt[i].cp;
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msg.len = 2;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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i2c_transfer(priv->i2c_adap, &msg, 1);
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priv->frequency = tuner_freq - if_freq; // FIXME
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priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
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return 0;
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}
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static int tda827xo_sleep(struct dvb_frontend *fe)
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{
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struct tda827x_priv *priv = fe->tuner_priv;
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static u8 buf[] = { 0x30, 0xd0 };
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struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
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.buf = buf, .len = sizeof(buf) };
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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i2c_transfer(priv->i2c_adap, &msg, 1);
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if (priv->cfg && priv->cfg->sleep)
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priv->cfg->sleep(fe);
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return 0;
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}
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/* ------------------------------------------------------------------ */
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struct tda827xa_data {
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u32 lomax;
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u8 svco;
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u8 spd;
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u8 scr;
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u8 sbs;
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u8 gc3;
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};
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static const struct tda827xa_data tda827xa_dvbt[] = {
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{ .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 1},
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{ .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1},
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{ .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1},
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{ .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1},
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{ .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1},
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{ .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
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{ .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
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{ .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
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{ .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
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{ .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1},
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{ .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1},
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{ .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1},
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{ .lomax = 290000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1},
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{ .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1},
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{ .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1},
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{ .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1},
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{ .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1},
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{ .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1},
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{ .lomax = 550000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1},
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{ .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0},
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{ .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0},
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{ .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0},
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{ .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0},
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{ .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0},
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{ .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0},
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{ .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0},
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{ .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0}
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};
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static int tda827xa_set_params(struct dvb_frontend *fe,
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struct dvb_frontend_parameters *params)
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{
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struct tda827x_priv *priv = fe->tuner_priv;
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u8 buf[10];
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struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
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.buf = buf, .len = sizeof(buf) };
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int i, tuner_freq, if_freq;
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u32 N;
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if (priv->cfg && priv->cfg->lna_gain)
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priv->cfg->lna_gain(fe, 1);
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msleep(20);
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switch (params->u.ofdm.bandwidth) {
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case BANDWIDTH_6_MHZ:
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if_freq = 4000000;
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break;
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case BANDWIDTH_7_MHZ:
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if_freq = 4500000;
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break;
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default: /* 8 MHz or Auto */
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if_freq = 5000000;
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break;
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}
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tuner_freq = params->frequency + if_freq;
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i = 0;
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while (tda827xa_dvbt[i].lomax < tuner_freq) {
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if(tda827xa_dvbt[i + 1].lomax == 0)
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break;
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i++;
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}
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N = ((tuner_freq + 31250) / 62500) << tda827xa_dvbt[i].spd;
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buf[0] = 0; // subaddress
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buf[1] = N >> 8;
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buf[2] = N & 0xff;
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buf[3] = 0;
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buf[4] = 0x16;
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buf[5] = (tda827xa_dvbt[i].spd << 5) + (tda827xa_dvbt[i].svco << 3) +
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tda827xa_dvbt[i].sbs;
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buf[6] = 0x4b + (tda827xa_dvbt[i].gc3 << 4);
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buf[7] = 0x1c;
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buf[8] = 0x06;
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buf[9] = 0x24;
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buf[10] = 0x00;
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msg.len = 11;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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if (i2c_transfer(priv->i2c_adap, &msg, 1) != 1) {
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printk("%s: could not write to tuner at addr: 0x%02x\n",
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__FUNCTION__, priv->i2c_addr << 1);
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return -EIO;
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}
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buf[0] = 0x90;
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buf[1] = 0xff;
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buf[2] = 0x60;
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buf[3] = 0x00;
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buf[4] = 0x59; // lpsel, for 6MHz + 2
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msg.len = 5;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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i2c_transfer(priv->i2c_adap, &msg, 1);
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buf[0] = 0xa0;
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buf[1] = 0x40;
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msg.len = 2;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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i2c_transfer(priv->i2c_adap, &msg, 1);
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msleep(11);
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msg.flags = I2C_M_RD;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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i2c_transfer(priv->i2c_adap, &msg, 1);
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msg.flags = 0;
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buf[1] >>= 4;
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dprintk("tda8275a AGC2 gain is: %d\n", buf[1]);
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if ((buf[1]) < 2) {
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if (priv->cfg && priv->cfg->lna_gain)
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priv->cfg->lna_gain(fe, 0);
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buf[0] = 0x60;
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buf[1] = 0x0c;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
}
|
||||
|
||||
buf[0] = 0xc0;
|
||||
buf[1] = 0x99; // lpsel, for 6MHz + 2
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
|
||||
buf[0] = 0x60;
|
||||
buf[1] = 0x3c;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
|
||||
/* correct CP value */
|
||||
buf[0] = 0x30;
|
||||
buf[1] = 0x10 + tda827xa_dvbt[i].scr;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
|
||||
msleep(163);
|
||||
buf[0] = 0xc0;
|
||||
buf[1] = 0x39; // lpsel, for 6MHz + 2
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
|
||||
msleep(3);
|
||||
/* freeze AGC1 */
|
||||
buf[0] = 0x50;
|
||||
buf[1] = 0x4f + (tda827xa_dvbt[i].gc3 << 4);
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
|
||||
priv->frequency = tuner_freq - if_freq; // FIXME
|
||||
priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tda827xa_sleep(struct dvb_frontend *fe)
|
||||
{
|
||||
struct tda827x_priv *priv = fe->tuner_priv;
|
||||
static u8 buf[] = { 0x30, 0x90 };
|
||||
struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0,
|
||||
.buf = buf, .len = sizeof(buf) };
|
||||
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
|
||||
i2c_transfer(priv->i2c_adap, &msg, 1);
|
||||
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 0);
|
||||
|
||||
if (priv->cfg && priv->cfg->sleep)
|
||||
priv->cfg->sleep(fe);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tda827x_release(struct dvb_frontend *fe)
|
||||
{
|
||||
kfree(fe->tuner_priv);
|
||||
fe->tuner_priv = NULL;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tda827x_get_frequency(struct dvb_frontend *fe, u32 *frequency)
|
||||
{
|
||||
struct tda827x_priv *priv = fe->tuner_priv;
|
||||
*frequency = priv->frequency;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tda827x_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
|
||||
{
|
||||
struct tda827x_priv *priv = fe->tuner_priv;
|
||||
*bandwidth = priv->bandwidth;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int tda827x_init(struct dvb_frontend *fe)
|
||||
{
|
||||
struct tda827x_priv *priv = fe->tuner_priv;
|
||||
|
||||
if (priv->cfg && priv->cfg->init)
|
||||
priv->cfg->init(fe);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static struct dvb_tuner_ops tda827xo_tuner_ops = {
|
||||
.info = {
|
||||
.name = "Philips TDA827X",
|
||||
},
|
||||
.release = tda827x_release,
|
||||
.init = tda827x_init,
|
||||
.sleep = tda827xo_sleep,
|
||||
.set_params = tda827xo_set_params,
|
||||
.get_frequency = tda827x_get_frequency,
|
||||
.get_bandwidth = tda827x_get_bandwidth,
|
||||
};
|
||||
|
||||
static struct dvb_tuner_ops tda827xa_tuner_ops = {
|
||||
.info = {
|
||||
.name = "Philips TDA827XA",
|
||||
},
|
||||
.release = tda827x_release,
|
||||
.init = tda827x_init,
|
||||
.sleep = tda827xa_sleep,
|
||||
.set_params = tda827xa_set_params,
|
||||
.get_frequency = tda827x_get_frequency,
|
||||
.get_bandwidth = tda827x_get_bandwidth,
|
||||
};
|
||||
|
||||
struct dvb_frontend *tda827x_attach(struct dvb_frontend *fe, int addr,
|
||||
struct i2c_adapter *i2c,
|
||||
struct tda827x_config *cfg)
|
||||
{
|
||||
struct tda827x_priv *priv = NULL;
|
||||
u8 data;
|
||||
struct i2c_msg msg = { .addr = addr, .flags = I2C_M_RD,
|
||||
.buf = &data, .len = 1 };
|
||||
dprintk("%s:\n", __FUNCTION__);
|
||||
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
|
||||
if (i2c_transfer(i2c, &msg, 1) != 1) {
|
||||
printk("%s: could not read from tuner at addr: 0x%02x\n",
|
||||
__FUNCTION__, addr << 1);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
priv = kzalloc(sizeof(struct tda827x_priv), GFP_KERNEL);
|
||||
if (priv == NULL)
|
||||
return NULL;
|
||||
|
||||
priv->i2c_addr = addr;
|
||||
priv->i2c_adap = i2c;
|
||||
priv->cfg = cfg;
|
||||
if ((data & 0x3c) == 0) {
|
||||
dprintk("tda827x tuner found\n");
|
||||
memcpy(&fe->ops.tuner_ops, &tda827xo_tuner_ops, sizeof(struct dvb_tuner_ops));
|
||||
} else {
|
||||
dprintk("tda827xa tuner found\n");
|
||||
memcpy(&fe->ops.tuner_ops, &tda827xa_tuner_ops, sizeof(struct dvb_tuner_ops));
|
||||
}
|
||||
fe->tuner_priv = priv;
|
||||
|
||||
return fe;
|
||||
}
|
||||
EXPORT_SYMBOL(tda827x_attach);
|
||||
|
||||
module_param(debug, int, 0644);
|
||||
MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
|
||||
|
||||
MODULE_DESCRIPTION("DVB TDA827x driver");
|
||||
MODULE_AUTHOR("Hartmut Hackmann");
|
||||
MODULE_AUTHOR("Michael Krufky");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
/*
|
||||
* Overrides for Emacs so that we follow Linus's tabbing style.
|
||||
* ---------------------------------------------------------------------------
|
||||
* Local variables:
|
||||
* c-basic-offset: 8
|
||||
* End:
|
||||
*/
|
||||
|
|
@ -0,0 +1,62 @@
|
|||
/*
|
||||
DVB Driver for Philips tda827x / tda827xa Silicon tuners
|
||||
|
||||
(c) 2005 Hartmut Hackmann
|
||||
(c) 2007 Michael Krufky
|
||||
|
||||
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_TDA827X_H__
|
||||
#define __DVB_TDA827X_H__
|
||||
|
||||
#include <linux/i2c.h>
|
||||
#include "dvb_frontend.h"
|
||||
|
||||
struct tda827x_config
|
||||
{
|
||||
void (*lna_gain) (struct dvb_frontend *fe, int high);
|
||||
int (*init) (struct dvb_frontend *fe);
|
||||
int (*sleep) (struct dvb_frontend *fe);
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* Attach a tda827x tuner to the supplied frontend structure.
|
||||
*
|
||||
* @param fe Frontend to attach to.
|
||||
* @param addr i2c address of the tuner.
|
||||
* @param i2c i2c adapter to use.
|
||||
* @param cfg optional callback function pointers.
|
||||
* @return FE pointer on success, NULL on failure.
|
||||
*/
|
||||
#if defined(CONFIG_DVB_TDA827X) || (defined(CONFIG_DVB_TDA827X_MODULE) && defined(MODULE))
|
||||
extern struct dvb_frontend* tda827x_attach(struct dvb_frontend *fe, int addr,
|
||||
struct i2c_adapter *i2c,
|
||||
struct tda827x_config *cfg);
|
||||
#else
|
||||
static inline struct dvb_frontend* tda827x_attach(struct dvb_frontend *fe,
|
||||
int addr,
|
||||
struct i2c_adapter *i2c,
|
||||
struct tda827x_config *cfg)
|
||||
{
|
||||
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
|
||||
return NULL;
|
||||
}
|
||||
#endif // CONFIG_DVB_TDA827X
|
||||
|
||||
#endif // __DVB_TDA827X_H__
|
||||
|
|
@ -46,6 +46,7 @@ config VIDEO_SAA7134_DVB
|
|||
select DVB_NXT200X if !DVB_FE_CUSTOMISE
|
||||
select DVB_TDA10086 if !DVB_FE_CUSTOMISE
|
||||
select DVB_TDA826X if !DVB_FE_CUSTOMISE
|
||||
select DVB_TDA827X if !DVB_FE_CUSTOMISE
|
||||
select DVB_ISL6421 if !DVB_FE_CUSTOMISE
|
||||
---help---
|
||||
This adds support for DVB cards based on the
|
||||
|
|
|
|||
|
|
@ -1785,7 +1785,7 @@ struct saa7134_board saa7134_boards[] = {
|
|||
.tuner_addr = ADDR_UNSET,
|
||||
.radio_addr = ADDR_UNSET,
|
||||
.gpiomask = 0x00200000,
|
||||
.mpeg = SAA7134_MPEG_DVB,
|
||||
.mpeg = SAA7134_MPEG_DVB,
|
||||
.inputs = {{
|
||||
.name = name_tv,
|
||||
.vmux = 1,
|
||||
|
|
|
|||
|
|
@ -41,7 +41,9 @@
|
|||
|
||||
#include "tda10086.h"
|
||||
#include "tda826x.h"
|
||||
#include "tda827x.h"
|
||||
#include "isl6421.h"
|
||||
|
||||
MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
|
|
@ -654,337 +656,11 @@ static int tda8290_i2c_gate_ctrl( struct dvb_frontend* fe, int enable)
|
|||
|
||||
/* ------------------------------------------------------------------ */
|
||||
|
||||
struct tda827x_data {
|
||||
u32 lomax;
|
||||
u8 spd;
|
||||
u8 bs;
|
||||
u8 bp;
|
||||
u8 cp;
|
||||
u8 gc3;
|
||||
u8 div1p5;
|
||||
};
|
||||
|
||||
static struct tda827x_data tda827x_dvbt[] = {
|
||||
{ .lomax = 62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
|
||||
{ .lomax = 66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
|
||||
{ .lomax = 76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
|
||||
{ .lomax = 84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
|
||||
{ .lomax = 93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
|
||||
{ .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
|
||||
{ .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0},
|
||||
{ .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
|
||||
{ .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
|
||||
{ .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
|
||||
{ .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
|
||||
{ .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
|
||||
{ .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
|
||||
{ .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
|
||||
{ .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
|
||||
{ .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
|
||||
{ .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
|
||||
{ .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0}
|
||||
};
|
||||
|
||||
static int philips_tda827xo_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
|
||||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
u8 addr = state->config->tuner_address;
|
||||
u8 tuner_buf[14];
|
||||
|
||||
struct i2c_msg tuner_msg = {.addr = addr,.flags = 0,.buf = tuner_buf,
|
||||
.len = sizeof(tuner_buf) };
|
||||
int i, tuner_freq, if_freq;
|
||||
u32 N;
|
||||
switch (params->u.ofdm.bandwidth) {
|
||||
case BANDWIDTH_6_MHZ:
|
||||
if_freq = 4000000;
|
||||
break;
|
||||
case BANDWIDTH_7_MHZ:
|
||||
if_freq = 4500000;
|
||||
break;
|
||||
default: /* 8 MHz or Auto */
|
||||
if_freq = 5000000;
|
||||
break;
|
||||
}
|
||||
tuner_freq = params->frequency + if_freq;
|
||||
|
||||
i = 0;
|
||||
while (tda827x_dvbt[i].lomax < tuner_freq) {
|
||||
if(tda827x_dvbt[i + 1].lomax == 0)
|
||||
break;
|
||||
i++;
|
||||
}
|
||||
|
||||
N = ((tuner_freq + 125000) / 250000) << (tda827x_dvbt[i].spd + 2);
|
||||
tuner_buf[0] = 0;
|
||||
tuner_buf[1] = (N>>8) | 0x40;
|
||||
tuner_buf[2] = N & 0xff;
|
||||
tuner_buf[3] = 0;
|
||||
tuner_buf[4] = 0x52;
|
||||
tuner_buf[5] = (tda827x_dvbt[i].spd << 6) + (tda827x_dvbt[i].div1p5 << 5) +
|
||||
(tda827x_dvbt[i].bs << 3) + tda827x_dvbt[i].bp;
|
||||
tuner_buf[6] = (tda827x_dvbt[i].gc3 << 4) + 0x8f;
|
||||
tuner_buf[7] = 0xbf;
|
||||
tuner_buf[8] = 0x2a;
|
||||
tuner_buf[9] = 0x05;
|
||||
tuner_buf[10] = 0xff;
|
||||
tuner_buf[11] = 0x00;
|
||||
tuner_buf[12] = 0x00;
|
||||
tuner_buf[13] = 0x40;
|
||||
|
||||
tuner_msg.len = 14;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1) {
|
||||
printk("%s/dvb: could not write to tuner at addr: 0x%02x\n",dev->name, addr << 1);
|
||||
return -EIO;
|
||||
}
|
||||
msleep(500);
|
||||
/* correct CP value */
|
||||
tuner_buf[0] = 0x30;
|
||||
tuner_buf[1] = 0x50 + tda827x_dvbt[i].cp;
|
||||
tuner_msg.len = 2;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int philips_tda827xo_tuner_sleep(struct dvb_frontend *fe)
|
||||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
u8 addr = state->config->tuner_address;
|
||||
static u8 tda827x_sleep[] = { 0x30, 0xd0};
|
||||
struct i2c_msg tuner_msg = {.addr = addr,.flags = 0,.buf = tda827x_sleep,
|
||||
.len = sizeof(tda827x_sleep) };
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------ */
|
||||
|
||||
struct tda827xa_data {
|
||||
u32 lomax;
|
||||
u8 svco;
|
||||
u8 spd;
|
||||
u8 scr;
|
||||
u8 sbs;
|
||||
u8 gc3;
|
||||
};
|
||||
|
||||
static struct tda827xa_data tda827xa_dvbt[] = {
|
||||
{ .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 1},
|
||||
{ .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1},
|
||||
{ .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1},
|
||||
{ .lomax = 97500000, .svco = 2, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1},
|
||||
{ .lomax = 113750000, .svco = 3, .spd = 3, .scr = 0, .sbs = 1, .gc3 = 1},
|
||||
{ .lomax = 134500000, .svco = 0, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
|
||||
{ .lomax = 154000000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
|
||||
{ .lomax = 162500000, .svco = 1, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
|
||||
{ .lomax = 183000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 1, .gc3 = 1},
|
||||
{ .lomax = 195000000, .svco = 2, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1},
|
||||
{ .lomax = 227500000, .svco = 3, .spd = 2, .scr = 0, .sbs = 2, .gc3 = 1},
|
||||
{ .lomax = 269000000, .svco = 0, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1},
|
||||
{ .lomax = 290000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 2, .gc3 = 1},
|
||||
{ .lomax = 325000000, .svco = 1, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1},
|
||||
{ .lomax = 390000000, .svco = 2, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1},
|
||||
{ .lomax = 455000000, .svco = 3, .spd = 1, .scr = 0, .sbs = 3, .gc3 = 1},
|
||||
{ .lomax = 520000000, .svco = 0, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1},
|
||||
{ .lomax = 538000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1},
|
||||
{ .lomax = 550000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 3, .gc3 = 1},
|
||||
{ .lomax = 620000000, .svco = 1, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 650000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 700000000, .svco = 2, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 780000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 820000000, .svco = 3, .spd = 0, .scr = 0, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 870000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 0},
|
||||
{ .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0}};
|
||||
|
||||
static int philips_tda827xa_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
|
||||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
u8 addr = state->config->tuner_address;
|
||||
u8 tuner_buf[10];
|
||||
|
||||
struct i2c_msg msg = {.addr = addr,.flags = 0,.buf = tuner_buf};
|
||||
int i, tuner_freq, if_freq;
|
||||
u32 N;
|
||||
|
||||
philips_tda827x_lna_gain( fe, 1);
|
||||
msleep(20);
|
||||
|
||||
switch (params->u.ofdm.bandwidth) {
|
||||
case BANDWIDTH_6_MHZ:
|
||||
if_freq = 4000000;
|
||||
break;
|
||||
case BANDWIDTH_7_MHZ:
|
||||
if_freq = 4500000;
|
||||
break;
|
||||
default: /* 8 MHz or Auto */
|
||||
if_freq = 5000000;
|
||||
break;
|
||||
}
|
||||
tuner_freq = params->frequency + if_freq;
|
||||
|
||||
i = 0;
|
||||
while (tda827xa_dvbt[i].lomax < tuner_freq) {
|
||||
if(tda827xa_dvbt[i + 1].lomax == 0)
|
||||
break;
|
||||
i++;
|
||||
}
|
||||
|
||||
N = ((tuner_freq + 31250) / 62500) << tda827xa_dvbt[i].spd;
|
||||
tuner_buf[0] = 0; // subaddress
|
||||
tuner_buf[1] = N >> 8;
|
||||
tuner_buf[2] = N & 0xff;
|
||||
tuner_buf[3] = 0;
|
||||
tuner_buf[4] = 0x16;
|
||||
tuner_buf[5] = (tda827xa_dvbt[i].spd << 5) + (tda827xa_dvbt[i].svco << 3) +
|
||||
tda827xa_dvbt[i].sbs;
|
||||
tuner_buf[6] = 0x4b + (tda827xa_dvbt[i].gc3 << 4);
|
||||
tuner_buf[7] = 0x1c;
|
||||
tuner_buf[8] = 0x06;
|
||||
tuner_buf[9] = 0x24;
|
||||
tuner_buf[10] = 0x00;
|
||||
msg.len = 11;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
if (i2c_transfer(&dev->i2c_adap, &msg, 1) != 1) {
|
||||
printk("%s/dvb: could not write to tuner at addr: 0x%02x\n",dev->name, addr << 1);
|
||||
return -EIO;
|
||||
}
|
||||
tuner_buf[0] = 0x90;
|
||||
tuner_buf[1] = 0xff;
|
||||
tuner_buf[2] = 0x60;
|
||||
tuner_buf[3] = 0x00;
|
||||
tuner_buf[4] = 0x59; // lpsel, for 6MHz + 2
|
||||
msg.len = 5;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
tuner_buf[0] = 0xa0;
|
||||
tuner_buf[1] = 0x40;
|
||||
msg.len = 2;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
msleep(11);
|
||||
msg.flags = I2C_M_RD;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
msg.flags = 0;
|
||||
|
||||
tuner_buf[1] >>= 4;
|
||||
dprintk("tda8275a AGC2 gain is: %d\n", tuner_buf[1]);
|
||||
if ((tuner_buf[1]) < 2) {
|
||||
philips_tda827x_lna_gain(fe, 0);
|
||||
tuner_buf[0] = 0x60;
|
||||
tuner_buf[1] = 0x0c;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
}
|
||||
|
||||
tuner_buf[0] = 0xc0;
|
||||
tuner_buf[1] = 0x99; // lpsel, for 6MHz + 2
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
tuner_buf[0] = 0x60;
|
||||
tuner_buf[1] = 0x3c;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
/* correct CP value */
|
||||
tuner_buf[0] = 0x30;
|
||||
tuner_buf[1] = 0x10 + tda827xa_dvbt[i].scr;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
msleep(163);
|
||||
tuner_buf[0] = 0xc0;
|
||||
tuner_buf[1] = 0x39; // lpsel, for 6MHz + 2
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
msleep(3);
|
||||
/* freeze AGC1 */
|
||||
tuner_buf[0] = 0x50;
|
||||
tuner_buf[1] = 0x4f + (tda827xa_dvbt[i].gc3 << 4);
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &msg, 1);
|
||||
|
||||
return 0;
|
||||
|
||||
}
|
||||
|
||||
static int philips_tda827xa_tuner_sleep(struct dvb_frontend *fe)
|
||||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
u8 addr = state->config->tuner_address;
|
||||
static u8 tda827xa_sleep[] = { 0x30, 0x90};
|
||||
struct i2c_msg tuner_msg = {.addr = addr,.flags = 0,.buf = tda827xa_sleep,
|
||||
.len = sizeof(tda827xa_sleep) };
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------
|
||||
* upper layer: distinguish the silicon tuner versions
|
||||
*/
|
||||
|
||||
static int philips_tda827x_tuner_init(struct dvb_frontend *fe)
|
||||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
u8 addr = state->config->tuner_address;
|
||||
u8 data;
|
||||
struct i2c_msg tuner_msg = {.addr = addr,.flags = I2C_M_RD,.buf = &data, .len = 1};
|
||||
state->conf_probed = 0;
|
||||
if (fe->ops.i2c_gate_ctrl)
|
||||
fe->ops.i2c_gate_ctrl(fe, 1);
|
||||
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1) {
|
||||
printk("%s/dvb: could not read from tuner at addr: 0x%02x\n",dev->name, addr << 1);
|
||||
return -EIO;
|
||||
}
|
||||
if ((data & 0x3c) == 0) {
|
||||
dprintk("tda827x tuner found\n");
|
||||
state->conf_probed = 1;
|
||||
} else {
|
||||
dprintk("tda827xa tuner found\n");
|
||||
state->conf_probed = 2;
|
||||
}
|
||||
|
||||
switch (state->config->antenna_switch) {
|
||||
case 0: break;
|
||||
case 1: dprintk("setting GPIO21 to 0 (TV antenna?)\n");
|
||||
|
|
@ -1001,14 +677,7 @@ static int philips_tda827x_tuner_sleep(struct dvb_frontend *fe)
|
|||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
switch (state->conf_probed) {
|
||||
case 1: philips_tda827xo_tuner_sleep(fe);
|
||||
break;
|
||||
case 2: philips_tda827xa_tuner_sleep(fe);
|
||||
break;
|
||||
default: dprintk("Huh? unknown tda827x version!\n");
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
switch (state->config->antenna_switch) {
|
||||
case 0: break;
|
||||
case 1: dprintk("setting GPIO21 to 1 (Radio antenna?)\n");
|
||||
|
|
@ -1021,20 +690,11 @@ static int philips_tda827x_tuner_sleep(struct dvb_frontend *fe)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int philips_tda827x_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
|
||||
{
|
||||
struct saa7134_dev *dev = fe->dvb->priv;
|
||||
struct tda1004x_state *state = fe->demodulator_priv;
|
||||
switch (state->conf_probed) {
|
||||
case 1: philips_tda827xo_pll_set(fe, params);
|
||||
break;
|
||||
case 2: philips_tda827xa_pll_set(fe, params);
|
||||
break;
|
||||
default: dprintk("Huh? unknown tda827x version!\n");
|
||||
return -EIO;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
static struct tda827x_config tda827x_cfg = {
|
||||
.lna_gain = philips_tda827x_lna_gain,
|
||||
.init = philips_tda827x_tuner_init,
|
||||
.sleep = philips_tda827x_tuner_sleep
|
||||
};
|
||||
|
||||
static void configure_tda827x_fe(struct saa7134_dev *dev, struct tda1004x_config *tda_conf,
|
||||
char *board_name)
|
||||
|
|
@ -1043,9 +703,8 @@ static void configure_tda827x_fe(struct saa7134_dev *dev, struct tda1004x_config
|
|||
if (dev->dvb.frontend) {
|
||||
if (tda_conf->i2c_gate)
|
||||
dev->dvb.frontend->ops.i2c_gate_ctrl = tda8290_i2c_gate_ctrl;
|
||||
dev->dvb.frontend->ops.tuner_ops.init = philips_tda827x_tuner_init;
|
||||
dev->dvb.frontend->ops.tuner_ops.sleep = philips_tda827x_tuner_sleep;
|
||||
dev->dvb.frontend->ops.tuner_ops.set_params = philips_tda827x_pll_set;
|
||||
dvb_attach(tda827x_attach,dev->dvb.frontend,
|
||||
tda_conf->tuner_address,&dev->i2c_adap,&tda827x_cfg);
|
||||
}
|
||||
philips_tda1004x_set_board_name(dev->dvb.frontend, board_name);
|
||||
}
|
||||
|
|
@ -1223,6 +882,12 @@ static int ads_duo_tuner_sleep(struct dvb_frontend *fe)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static struct tda827x_config ads_duo_cfg = {
|
||||
.lna_gain = philips_tda827x_lna_gain,
|
||||
.init = ads_duo_tuner_init,
|
||||
.sleep = ads_duo_tuner_sleep
|
||||
};
|
||||
|
||||
static struct tda1004x_config ads_tech_duo_config = {
|
||||
.demod_address = 0x08,
|
||||
.invert = 1,
|
||||
|
|
@ -1393,9 +1058,9 @@ static int dvb_init(struct saa7134_dev *dev)
|
|||
&ads_tech_duo_config,
|
||||
&dev->i2c_adap);
|
||||
if (dev->dvb.frontend) {
|
||||
dev->dvb.frontend->ops.tuner_ops.init = ads_duo_tuner_init;
|
||||
dev->dvb.frontend->ops.tuner_ops.sleep = ads_duo_tuner_sleep;
|
||||
dev->dvb.frontend->ops.tuner_ops.set_params = philips_tda827x_pll_set;
|
||||
dvb_attach(tda827x_attach,dev->dvb.frontend,
|
||||
ads_tech_duo_config.tuner_address,
|
||||
&dev->i2c_adap,&ads_duo_cfg);
|
||||
if (dev->board == SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331)
|
||||
board_name = "DVB-T ADS DUO Cardbus PTV331";
|
||||
else
|
||||
|
|
|
|||
Reference in New Issue