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authorMichael Krufky <mkrufky@linuxtv.org>2007-04-27 12:31:14 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2007-04-27 15:43:35 -0300
commit8ce47dad8e2b9fcb899a67e6537337fa9c18c1f5 (patch)
tree8482515d25ebc98bf7ac74e47b78f576f23b753f /drivers/media/video/saa7134/saa7134-dvb.c
parent7c7fea669d77048b3013567dfb4c9171d536da05 (diff)
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>
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-dvb.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-dvb.c375
1 files changed, 20 insertions, 355 deletions
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index 61a68c67c4ad..7985d9e860e9 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -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