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yaml
---
r: 76752
b: refs/heads/master
c: dfc1c08
h: refs/heads/master
v: v3
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Steven Toth authored and Mauro Carvalho Chehab committed Jan 25, 2008
1 parent fd0060b commit 0922efe
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Showing 4 changed files with 62 additions and 13 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: 387d447776484b6e1d08973337aa4c834ea7c6bc
refs/heads/master: dfc1c08aab447d49230dacb390d3f2263584d28f
51 changes: 44 additions & 7 deletions trunk/drivers/media/dvb/frontends/s5h1409.c
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Original file line number Diff line number Diff line change
Expand Up @@ -98,7 +98,7 @@ static struct init_tab {
{ 0xac, 0x1003, },
{ 0xad, 0x103f, },
{ 0xe2, 0x0100, },
{ 0xe3, 0x0000, },
{ 0xe3, 0x1000, },
{ 0x28, 0x1010, },
{ 0xb1, 0x000e, },
};
Expand Down Expand Up @@ -441,9 +441,11 @@ static int s5h1409_set_gpio(struct dvb_frontend* fe, int enable)
dprintk("%s(%d)\n", __FUNCTION__, enable);

if (enable)
return s5h1409_writereg(state, 0xe3, 0x1100);
return s5h1409_writereg(state, 0xe3,
s5h1409_readreg(state, 0xe3) | 0x1100);
else
return s5h1409_writereg(state, 0xe3, 0x1000);
return s5h1409_writereg(state, 0xe3,
s5h1409_readreg(state, 0xe3) & 0xeeff);
}

static int s5h1409_sleep(struct dvb_frontend* fe, int enable)
Expand Down Expand Up @@ -513,13 +515,15 @@ static void s5h1409_set_qam_interleave_mode(struct dvb_frontend *fe)
s5h1409_writereg(state, 0x96, 0x20);
s5h1409_writereg(state, 0xad,
( ((reg1 & 0xf000) >> 4) | (reg2 & 0xf0ff)) );
s5h1409_writereg(state, 0xab, 0x1100);
s5h1409_writereg(state, 0xab,
s5h1409_readreg(state, 0xab) & 0xeffe);
}
} else {
if (state->qam_state != 1) {
state->qam_state = 1;
s5h1409_writereg(state, 0x96, 0x08);
s5h1409_writereg(state, 0xab, 0x1101);
s5h1409_writereg(state, 0xab,
s5h1409_readreg(state, 0xab) | 0x1001);
}
}
}
Expand Down Expand Up @@ -556,6 +560,36 @@ static int s5h1409_set_frontend (struct dvb_frontend* fe,
return 0;
}

static int s5h1409_set_mpeg_timing(struct dvb_frontend *fe, int mode)
{
struct s5h1409_state *state = fe->demodulator_priv;
u16 val;

dprintk("%s(%d)\n", __FUNCTION__, mode);

val = s5h1409_readreg(state, 0xac) & 0xcfff;
switch (mode) {
case S5H1409_MPEGTIMING_CONTINOUS_INVERTING_CLOCK:
val |= 0x0000;
break;
case S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK:
dprintk("%s(%d) Mode1 or Defaulting\n", __FUNCTION__, mode);
val |= 0x1000;
break;
case S5H1409_MPEGTIMING_NONCONTINOUS_INVERTING_CLOCK:
val |= 0x2000;
break;
case S5H1409_MPEGTIMING_NONCONTINOUS_NONINVERTING_CLOCK:
val |= 0x3000;
break;
default:
return -EINVAL;
}

/* Configure MPEG Signal Timing charactistics */
return s5h1409_writereg(state, 0xac, val);
}

/* Reset the demod hardware and reset all of the configuration registers
to a default state. */
static int s5h1409_init (struct dvb_frontend* fe)
Expand All @@ -575,13 +609,16 @@ static int s5h1409_init (struct dvb_frontend* fe)
state->current_modulation = VSB_8;

if (state->config->output_mode == S5H1409_SERIAL_OUTPUT)
s5h1409_writereg(state, 0xab, 0x100); /* Serial */
s5h1409_writereg(state, 0xab,
s5h1409_readreg(state, 0xab) | 0x100); /* Serial */
else
s5h1409_writereg(state, 0xab, 0x0); /* Parallel */
s5h1409_writereg(state, 0xab,
s5h1409_readreg(state, 0xab) & 0xfeff); /* Parallel */

s5h1409_set_spectralinversion(fe, state->config->inversion);
s5h1409_set_if_freq(fe, state->if_freq);
s5h1409_set_gpio(fe, state->config->gpio);
s5h1409_set_mpeg_timing(fe, state->config->mpeg_timing);
s5h1409_softreset(fe);

/* Note: Leaving the I2C gate closed. */
Expand Down
7 changes: 7 additions & 0 deletions trunk/drivers/media/dvb/frontends/s5h1409.h
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,13 @@ struct s5h1409_config
#define S5H1409_TUNERLOCKING 0
#define S5H1409_DEMODLOCKING 1
u8 status_mode;

/* MPEG signal timing */
#define S5H1409_MPEGTIMING_CONTINOUS_INVERTING_CLOCK 0
#define S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 1
#define S5H1409_MPEGTIMING_NONCONTINOUS_INVERTING_CLOCK 2
#define S5H1409_MPEGTIMING_NONCONTINOUS_NONINVERTING_CLOCK 3
u16 mpeg_timing;
};

#if defined(CONFIG_DVB_S5H1409) || (defined(CONFIG_DVB_S5H1409_MODULE) && defined(MODULE))
Expand Down
15 changes: 10 additions & 5 deletions trunk/drivers/media/video/cx23885/cx23885-dvb.c
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Original file line number Diff line number Diff line change
Expand Up @@ -126,7 +126,8 @@ static struct s5h1409_config hauppauge_generic_config = {
.gpio = S5H1409_GPIO_ON,
.qam_if = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};

static struct s5h1409_config hauppauge_ezqam_config = {
Expand All @@ -135,7 +136,8 @@ static struct s5h1409_config hauppauge_ezqam_config = {
.gpio = S5H1409_GPIO_OFF,
.qam_if = 4000,
.inversion = S5H1409_INVERSION_ON,
.status_mode = S5H1409_DEMODLOCKING
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};

static struct s5h1409_config hauppauge_hvr1800lp_config = {
Expand All @@ -144,15 +146,17 @@ static struct s5h1409_config hauppauge_hvr1800lp_config = {
.gpio = S5H1409_GPIO_OFF,
.qam_if = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};

static struct s5h1409_config hauppauge_hvr1500_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_OFF,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};

static struct mt2131_config hauppauge_generic_tunerconfig = {
Expand All @@ -171,7 +175,8 @@ static struct s5h1409_config hauppauge_hvr1500q_config = {
.gpio = S5H1409_GPIO_ON,
.qam_if = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};

static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
Expand Down

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