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yaml
---
r: 4307
b: refs/heads/master
c: ecb60de
h: refs/heads/master
i:
  4305: 2fc7e5d
  4303: 9c8639d
v: v3
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Hartmut Hackmann authored and Linus Torvalds committed Jul 8, 2005
1 parent b705cca commit f176539
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Showing 5 changed files with 131 additions and 99 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: bbf24cec93b5966bdbd4f25be7a8a2d8716570db
refs/heads/master: ecb60deb9d5bbcbab6c87ee5fde6f8368197fcac
193 changes: 97 additions & 96 deletions trunk/drivers/media/dvb/frontends/tda1004x.c
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Original file line number Diff line number Diff line change
Expand Up @@ -49,10 +49,8 @@ struct tda1004x_state {
/* private demod data */
u8 initialised;
enum tda1004x_demod demod_type;
u8 fw_version;
};


static int debug;
#define dprintk(args...) \
do { \
Expand Down Expand Up @@ -315,30 +313,47 @@ static int tda1004x_do_upload(struct tda1004x_state *state,
memcpy(buf + 1, mem + pos, tx_size);
fw_msg.len = tx_size + 1;
if (i2c_transfer(state->i2c, &fw_msg, 1) != 1) {
printk("tda1004x: Error during firmware upload\n");
printk(KERN_ERR "tda1004x: Error during firmware upload\n");
return -EIO;
}
pos += tx_size;

dprintk("%s: fw_pos=0x%x\n", __FUNCTION__, pos);
}
// give the DSP a chance to settle 03/10/05 Hac
msleep(100);

return 0;
}

static int tda1004x_check_upload_ok(struct tda1004x_state *state, u8 dspVersion)
static int tda1004x_check_upload_ok(struct tda1004x_state *state)
{
u8 data1, data2;
unsigned long timeout;

if (state->demod_type == TDA1004X_DEMOD_TDA10046) {
timeout = jiffies + 2 * HZ;
while(!(tda1004x_read_byte(state, TDA1004X_STATUS_CD) & 0x20)) {
if (time_after(jiffies, timeout)) {
printk(KERN_ERR "tda1004x: timeout waiting for DSP ready\n");
break;
}
msleep(1);
}
} else
msleep(100);

// check upload was OK
tda1004x_write_mask(state, TDA1004X_CONFC4, 0x10, 0); // we want to read from the DSP
tda1004x_write_byteI(state, TDA1004X_DSP_CMD, 0x67);

data1 = tda1004x_read_byte(state, TDA1004X_DSP_DATA1);
data2 = tda1004x_read_byte(state, TDA1004X_DSP_DATA2);
if ((data1 != 0x67) || (data2 != dspVersion))
if (data1 != 0x67 || data2 < 0x20 || data2 > 0x2a) {
printk(KERN_INFO "tda1004x: found firmware revision %x -- invalid\n", data2);
return -EIO;

}
printk(KERN_INFO "tda1004x: found firmware revision %x -- ok\n", data2);
return 0;
}

Expand All @@ -349,14 +364,14 @@ static int tda10045_fwupload(struct dvb_frontend* fe)
const struct firmware *fw;

/* don't re-upload unless necessary */
if (tda1004x_check_upload_ok(state, 0x2c) == 0)
if (tda1004x_check_upload_ok(state) == 0)
return 0;

/* request the firmware, this will block until someone uploads it */
printk("tda1004x: waiting for firmware upload (%s)...\n", TDA10045_DEFAULT_FIRMWARE);
printk(KERN_INFO "tda1004x: waiting for firmware upload (%s)...\n", TDA10045_DEFAULT_FIRMWARE);
ret = state->config->request_firmware(fe, &fw, TDA10045_DEFAULT_FIRMWARE);
if (ret) {
printk("tda1004x: no firmware upload (timeout or file not found?)\n");
printk(KERN_ERR "tda1004x: no firmware upload (timeout or file not found?)\n");
return ret;
}

Expand All @@ -372,93 +387,81 @@ static int tda10045_fwupload(struct dvb_frontend* fe)
ret = tda1004x_do_upload(state, fw->data, fw->size, TDA10045H_FWPAGE, TDA10045H_CODE_IN);
if (ret)
return ret;
printk("tda1004x: firmware upload complete\n");
printk(KERN_INFO "tda1004x: firmware upload complete\n");

/* wait for DSP to initialise */
/* DSPREADY doesn't seem to work on the TDA10045H */
msleep(100);

return tda1004x_check_upload_ok(state, 0x2c);
return tda1004x_check_upload_ok(state);
}

static int tda10046_get_fw_version(struct tda1004x_state *state,
const struct firmware *fw)
static void tda10046_init_plls(struct dvb_frontend* fe)
{
const unsigned char pattern[] = { 0x67, 0x00, 0x50, 0x62, 0x5e, 0x18, 0x67 };
unsigned int i;

/* area guessed from firmware v20, v21 and v25 */
for (i = 0x660; i < 0x700; i++) {
if (!memcmp(&fw->data[i], pattern, sizeof(pattern))) {
state->fw_version = fw->data[i + sizeof(pattern)];
printk(KERN_INFO "tda1004x: using firmware v%02x\n",
state->fw_version);
return 0;
}
}
struct tda1004x_state* state = fe->demodulator_priv;

return -EINVAL;
tda1004x_write_byteI(state, TDA10046H_CONFPLL1, 0xf0);
tda1004x_write_byteI(state, TDA10046H_CONFPLL2, 10); // PLL M = 10
if (state->config->xtal_freq == TDA10046_XTAL_4M ) {
dprintk("%s: setting up PLLs for a 4 MHz Xtal\n", __FUNCTION__);
tda1004x_write_byteI(state, TDA10046H_CONFPLL3, 0); // PLL P = N = 0
} else {
dprintk("%s: setting up PLLs for a 16 MHz Xtal\n", __FUNCTION__);
tda1004x_write_byteI(state, TDA10046H_CONFPLL3, 3); // PLL P = 0, N = 3
}
tda1004x_write_byteI(state, TDA10046H_FREQ_OFFSET, 99);
switch (state->config->if_freq) {
case TDA10046_FREQ_3617:
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_MSB, 0xd4);
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_LSB, 0x2c);
break;
case TDA10046_FREQ_3613:
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_MSB, 0xd4);
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_LSB, 0x13);
break;
}
tda10046h_set_bandwidth(state, BANDWIDTH_8_MHZ); // default bandwidth 8 MHz
}

static int tda10046_fwupload(struct dvb_frontend* fe)
{
struct tda1004x_state* state = fe->demodulator_priv;
unsigned long timeout;
int ret;
const struct firmware *fw;

/* reset + wake up chip */
tda1004x_write_mask(state, TDA1004X_CONFC4, 1, 0);
tda1004x_write_byteI(state, TDA1004X_CONFC4, 0);
tda1004x_write_mask(state, TDA10046H_CONF_TRISTATE1, 1, 0);
msleep(100);
/* let the clocks recover from sleep */
msleep(5);

/* don't re-upload unless necessary */
if (tda1004x_check_upload_ok(state, state->fw_version) == 0)
if (tda1004x_check_upload_ok(state) == 0)
return 0;

/* request the firmware, this will block until someone uploads it */
printk("tda1004x: waiting for firmware upload (%s)...\n", TDA10046_DEFAULT_FIRMWARE);
ret = state->config->request_firmware(fe, &fw, TDA10046_DEFAULT_FIRMWARE);
if (ret) {
printk("tda1004x: no firmware upload (timeout or file not found?)\n");
return ret;
}

if (fw->size < 24478) { /* size of firmware v20, which is the smallest of v20, v21 and v25 */
printk("tda1004x: firmware file seems to be too small (%d bytes)\n", fw->size);
return -EINVAL;
}

ret = tda10046_get_fw_version(state, fw);
if (ret < 0) {
printk("tda1004x: unable to find firmware version\n");
return ret;
}

/* set parameters */
tda1004x_write_byteI(state, TDA10046H_CONFPLL2, 10);
tda1004x_write_byteI(state, TDA10046H_CONFPLL3, state->config->n_i2c);
tda1004x_write_byteI(state, TDA10046H_FREQ_OFFSET, 99);
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_MSB, 0xd4);
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_LSB, 0x2c);
tda1004x_write_mask(state, TDA1004X_CONFC4, 8, 8); // going to boot from HOST

ret = tda1004x_do_upload(state, fw->data, fw->size, TDA10046H_CODE_CPT, TDA10046H_CODE_IN);
if (ret)
return ret;
printk("tda1004x: firmware upload complete\n");

/* wait for DSP to initialise */
timeout = jiffies + HZ;
while (!(tda1004x_read_byte(state, TDA1004X_STATUS_CD) & 0x20)) {
if (time_after(jiffies, timeout)) {
printk("tda1004x: DSP failed to initialised.\n");
return -EIO;
tda10046_init_plls(fe);

if (state->config->request_firmware != NULL) {
/* request the firmware, this will block until someone uploads it */
printk(KERN_INFO "tda1004x: waiting for firmware upload...\n");
ret = state->config->request_firmware(fe, &fw, TDA10046_DEFAULT_FIRMWARE);
if (ret) {
printk(KERN_ERR "tda1004x: no firmware upload (timeout or file not found?)\n");
return ret;
}
msleep(1);
tda1004x_write_mask(state, TDA1004X_CONFC4, 8, 8); // going to boot from HOST
ret = tda1004x_do_upload(state, fw->data, fw->size, TDA10046H_CODE_CPT, TDA10046H_CODE_IN);
if (ret)
return ret;
} else {
/* boot from firmware eeprom */
/* Hac Note: we might need to do some GPIO Magic here */
printk(KERN_INFO "tda1004x: booting from eeprom\n");
tda1004x_write_mask(state, TDA1004X_CONFC4, 4, 4);
msleep(300);
}

return tda1004x_check_upload_ok(state, state->fw_version);
return tda1004x_check_upload_ok(state);
}

static int tda1004x_encode_fec(int fec)
Expand Down Expand Up @@ -560,12 +563,10 @@ static int tda10046_init(struct dvb_frontend* fe)

if (tda10046_fwupload(fe)) {
printk("tda1004x: firmware upload failed\n");
return -EIO;
return -EIO;
}

tda1004x_write_mask(state, TDA1004X_CONFC4, 1, 0); // wake up the chip

// Init the PLL
// Init the tuner PLL
if (state->config->pll_init) {
tda1004x_enable_tuner_i2c(state);
state->config->pll_init(fe);
Expand All @@ -574,32 +575,34 @@ static int tda10046_init(struct dvb_frontend* fe)

// tda setup
tda1004x_write_mask(state, TDA1004X_CONFC4, 0x20, 0); // disable DSP watchdog timer
tda1004x_write_mask(state, TDA1004X_CONFC1, 0x40, 0x40);
tda1004x_write_mask(state, TDA1004X_AUTO, 8, 0); // select HP stream
tda1004x_write_mask(state, TDA1004X_CONFC1, 0x80, 0); // disable pulse killer
tda1004x_write_byteI(state, TDA10046H_CONFPLL2, 10); // PLL M = 10
tda1004x_write_byteI(state, TDA10046H_CONFPLL3, state->config->n_i2c); // PLL P = N = 0
tda1004x_write_byteI(state, TDA10046H_FREQ_OFFSET, 99); // FREQOFFS = 99
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_MSB, 0xd4); // } PHY2 = -11221
tda1004x_write_byteI(state, TDA10046H_FREQ_PHY2_LSB, 0x2c); // }
tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0); // AGC setup
tda1004x_write_mask(state, TDA10046H_CONF_POLARITY, 0x60, 0x60); // set AGC polarities
tda1004x_write_byteI(state, TDA1004X_AUTO, 7); // select HP stream
tda1004x_write_byteI(state, TDA1004X_CONFC1, 8); // disable pulse killer

tda10046_init_plls(fe);
switch (state->config->agc_config) {
case TDA10046_AGC_DEFAULT:
tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0x00); // AGC setup
tda1004x_write_byteI(state, TDA10046H_CONF_POLARITY, 0x60); // set AGC polarities
break;
case TDA10046_AGC_IFO_AUTO_NEG:
tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0x0a); // AGC setup
tda1004x_write_byteI(state, TDA10046H_CONF_POLARITY, 0x60); // set AGC polarities
break;
}
tda1004x_write_byteI(state, TDA10046H_CONF_TRISTATE1, 0x61); // Turn both AGC outputs on
tda1004x_write_byteI(state, TDA10046H_AGC_TUN_MIN, 0); // }
tda1004x_write_byteI(state, TDA10046H_AGC_TUN_MAX, 0xff); // } AGC min/max values
tda1004x_write_byteI(state, TDA10046H_AGC_IF_MIN, 0); // }
tda1004x_write_byteI(state, TDA10046H_AGC_IF_MAX, 0xff); // }
tda1004x_write_mask(state, TDA10046H_CVBER_CTRL, 0x30, 0x10); // 10^6 VBER measurement bits
tda1004x_write_byteI(state, TDA10046H_AGC_GAINS, 1); // IF gain 2, TUN gain 1
tda1004x_write_mask(state, TDA1004X_AUTO, 0x80, 0); // crystal is 50ppm
tda1004x_write_byteI(state, TDA10046H_CVBER_CTRL, 0x1a); // 10^6 VBER measurement bits
tda1004x_write_byteI(state, TDA1004X_CONF_TS1, 7); // MPEG2 interface config
tda1004x_write_mask(state, TDA1004X_CONF_TS2, 0x31, 0); // MPEG2 interface config
tda1004x_write_mask(state, TDA10046H_CONF_TRISTATE1, 0x9e, 0); // disable AGC_TUN
tda1004x_write_byteI(state, TDA1004X_CONF_TS2, 0xc0); // MPEG2 interface config
tda1004x_write_mask(state, 0x3a, 0x80, state->config->invert_oclk << 7);

tda1004x_write_byteI(state, TDA10046H_CONF_TRISTATE2, 0xe1); // tristate setup
tda1004x_write_byteI(state, TDA10046H_GPIO_OUT_SEL, 0xcc); // GPIO output config
tda1004x_write_mask(state, TDA10046H_GPIO_SELECT, 8, 8); // GPIO select
tda10046h_set_bandwidth(state, BANDWIDTH_8_MHZ); // default bandwidth 8 MHz

tda1004x_write_mask(state, 0x3a, 0x80, state->config->invert_oclk << 7);
tda1004x_write_byteI(state, TDA10046H_GPIO_SELECT, 8); // GPIO select

state->initialised = 1;
return 0;
Expand Down Expand Up @@ -629,9 +632,6 @@ static int tda1004x_set_fe(struct dvb_frontend* fe,
state->config->pll_set(fe, fe_params);
tda1004x_disable_tuner_i2c(state);

if (state->demod_type == TDA1004X_DEMOD_TDA10046)
tda1004x_write_mask(state, TDA10046H_AGC_CONF, 4, 4);

// Hardcoded to use auto as much as possible on the TDA10045 as it
// is very unreliable if AUTO mode is _not_ used.
if (state->demod_type == TDA1004X_DEMOD_TDA10045) {
Expand Down Expand Up @@ -1090,6 +1090,8 @@ static int tda1004x_sleep(struct dvb_frontend* fe)

case TDA1004X_DEMOD_TDA10046:
tda1004x_write_mask(state, TDA1004X_CONFC4, 1, 1);
if (state->config->pll_sleep != NULL)
state->config->pll_sleep(fe);
break;
}
state->initialised = 0;
Expand Down Expand Up @@ -1216,7 +1218,6 @@ struct dvb_frontend* tda10046_attach(const struct tda1004x_config* config,
memcpy(&state->ops, &tda10046_ops, sizeof(struct dvb_frontend_ops));
state->initialised = 0;
state->demod_type = TDA1004X_DEMOD_TDA10046;
state->fw_version = 0x20; /* dummy default value */

/* check if the demod is there */
if (tda1004x_read_byte(state, TDA1004X_CHIPID) != 0x46) {
Expand Down
27 changes: 25 additions & 2 deletions trunk/drivers/media/dvb/frontends/tda1004x.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,21 @@
#include <linux/dvb/frontend.h>
#include <linux/firmware.h>

enum tda10046_xtal {
TDA10046_XTAL_4M,
TDA10046_XTAL_16M,
};

enum tda10046_agc {
TDA10046_AGC_DEFAULT, /* original configuration */
TDA10046_AGC_IFO_AUTO_NEG, /* IF AGC only, automatic, negtive */
};

enum tda10046_if {
TDA10046_FREQ_3617, /* original config, 36,166 MHZ */
TDA10046_FREQ_3613, /* 36,13 MHZ */
};

struct tda1004x_config
{
/* the demodulator's i2c address */
Expand All @@ -37,14 +52,22 @@ struct tda1004x_config
/* Does the OCLK signal need inverted? */
u8 invert_oclk;

/* value of N_I2C of the CONF_PLL3 register */
u8 n_i2c;
/* Xtal frequency, 4 or 16MHz*/
enum tda10046_xtal xtal_freq;

/* IF frequency */
enum tda10046_if if_freq;

/* AGC configuration */
enum tda10046_agc agc_config;

/* PLL maintenance */
int (*pll_init)(struct dvb_frontend* fe);
void (*pll_sleep)(struct dvb_frontend* fe);
int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);

/* request firmware for device */
/* set this to NULL if the card has a firmware EEPROM */
int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
};

Expand Down
4 changes: 4 additions & 0 deletions trunk/drivers/media/dvb/ttpci/budget-av.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -695,8 +695,12 @@ static struct tda1004x_config philips_tu1216_config = {
.demod_address = 0x8,
.invert = 1,
.invert_oclk = 1,
.xtal_freq = TDA10046_XTAL_4M,
.agc_config = TDA10046_AGC_DEFAULT,
.if_freq = TDA10046_FREQ_3617,
.pll_init = philips_tu1216_pll_init,
.pll_set = philips_tu1216_pll_set,
.pll_sleep = NULL,
.request_firmware = philips_tu1216_request_firmware,
};

Expand Down
4 changes: 4 additions & 0 deletions trunk/drivers/media/dvb/ttpci/budget-ci.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -838,8 +838,12 @@ static struct tda1004x_config philips_tdm1316l_config = {
.demod_address = 0x8,
.invert = 0,
.invert_oclk = 0,
.xtal_freq = TDA10046_XTAL_4M,
.agc_config = TDA10046_AGC_DEFAULT,
.if_freq = TDA10046_FREQ_3617,
.pll_init = philips_tdm1316l_pll_init,
.pll_set = philips_tdm1316l_pll_set,
.pll_sleep = NULL,
.request_firmware = philips_tdm1316l_request_firmware,
};

Expand Down

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