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V4L/DVB (5544): Budget-av: Make inversion setting configurable, add KNC ONE V1.0 card

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Make the inversion setting configurable. The KNC ONE V1.0 uses
non inverted setting for the inversion and add the KNC ONE V1.0 card.

Signed-off-by: Hartmut Birr <e9hack@googlemail.com>
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hartmut Birr 2007-04-21 19:44:10 -03:00 committed by Mauro Carvalho Chehab
parent aa323ac89c
commit dc120b0734
3 changed files with 19 additions and 10 deletions
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26
drivers/media/dvb/frontends/tda10021.c
View File

@ -53,9 +53,6 @@ struct tda10021_state {
static int verbose;
#define XIN 57840000UL
#define DISABLE_INVERSION(reg0) do { reg0 |= 0x20; } while (0)
#define ENABLE_INVERSION(reg0) do { reg0 &= ~0x20; } while (0)
#define HAS_INVERSION(reg0) (!(reg0 & 0x20))
#define FIN (XIN >> 4)
@ -97,7 +94,8 @@ static u8 tda10021_readreg (struct tda10021_state* state, u8 reg)
int ret;
ret = i2c_transfer (state->i2c, msg, 2);
if (ret != 2)
// Don't print an error message if the id is read.
if (ret != 2 && reg != 0x1a)
printk("DVB: TDA10021: %s: readreg error (ret == %i)\n",
__FUNCTION__, ret);
return b1[0];
@ -136,10 +134,10 @@ static int tda10021_setup_reg0 (struct tda10021_state* state, u8 reg0,
{
reg0 |= state->reg0 & 0x63;
if (INVERSION_ON == inversion)
ENABLE_INVERSION(reg0);
else if (INVERSION_OFF == inversion)
DISABLE_INVERSION(reg0);
if ((INVERSION_ON == inversion) ^ (state->config->invert == 0))
reg0 &= ~0x20;
else
reg0 |= 0x20;
_tda10021_writereg (state, 0x00, reg0 & 0xfe);
_tda10021_writereg (state, 0x00, reg0 | 0x01);
@ -248,6 +246,9 @@ static int tda10021_set_parameters (struct dvb_frontend *fe,
if (qam < 0 || qam > 5)
return -EINVAL;
if (p->inversion != INVERSION_ON && p->inversion != INVERSION_OFF)
return -EINVAL;
//printk("tda10021: set frequency to %d qam=%d symrate=%d\n", p->frequency,qam,p->u.qam.symbol_rate);
if (fe->ops.tuner_ops.set_params) {
@ -356,7 +357,7 @@ static int tda10021_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_pa
-((s32)p->u.qam.symbol_rate * afc) >> 10);
}
p->inversion = HAS_INVERSION(state->reg0) ? INVERSION_ON : INVERSION_OFF;
p->inversion = ((state->reg0 & 0x20) == 0x20) ^ (state->config->invert != 0) ? INVERSION_ON : INVERSION_OFF;
p->u.qam.modulation = ((state->reg0 >> 2) & 7) + QAM_16;
p->u.qam.fec_inner = FEC_NONE;
@ -403,6 +404,7 @@ struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
u8 pwm)
{
struct tda10021_state* state = NULL;
u8 id;
/* allocate memory for the internal state */
state = kmalloc(sizeof(struct tda10021_state), GFP_KERNEL);
@ -415,7 +417,11 @@ struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
state->reg0 = tda10021_inittab[0];
/* check if the demod is there */
if ((tda10021_readreg(state, 0x1a) & 0xf0) != 0x70) goto error;
id = tda10021_readreg(state, 0x1a);
if ((id & 0xf0) != 0x70) goto error;
printk("TDA10021: i2c-addr = 0x%02x, id = 0x%02x\n",
state->config->demod_address, id);
/* create dvb_frontend */
memcpy(&state->frontend.ops, &tda10021_ops, sizeof(struct dvb_frontend_ops));

1
drivers/media/dvb/frontends/tda1002x.h
View File

@ -30,6 +30,7 @@ struct tda1002x_config
{
/* the demodulator's i2c address */
u8 demod_address;
u8 invert;
};
#if defined(CONFIG_DVB_TDA10021) || (defined(CONFIG_DVB_TDA10021_MODULE) && defined(MODULE))

2
drivers/media/dvb/ttpci/budget-av.c
View File

@ -659,10 +659,12 @@ static int philips_cu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_f
static struct tda1002x_config philips_cu1216_config = {
.demod_address = 0x0c,
.invert = 1,
};
static struct tda1002x_config philips_cu1216_config_altaddress = {
.demod_address = 0x0d,
.invert = 0,
};
static int philips_tu1216_tuner_init(struct dvb_frontend *fe)