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V4L/DVB (6675): Allow selecting the proper SCode table for DTV

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Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab
2007-11-24 11:07:12 -03:00
parent d04aa54a27
commit b542dfdc9f
2 changed files with 33 additions and 0 deletions
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18
drivers/media/video/tuner-xc2028.c
View File

@@ -914,6 +914,19 @@ static int xc2028_set_analog_freq(struct dvb_frontend *fe,
T_ANALOG_TV, type, p->std); T_ANALOG_TV, type, p->std);
} }
static unsigned int demod_type [] = {
[XC3028_FE_DEFAULT] = 0,
[XC3028_FE_LG60] = LG60,
[XC3028_FE_ATI638] = ATI638,
[XC3028_FE_OREN538] = OREN538,
[XC3028_FE_OREN36] = OREN36,
[XC3028_FE_TOYOTA388] = TOYOTA388,
[XC3028_FE_TOYOTA794] = TOYOTA794,
[XC3028_FE_DIBCOM52] = DIBCOM52,
[XC3028_FE_ZARLINK456] = ZARLINK456,
[XC3028_FE_CHINA] = CHINA,
};
static int xc2028_set_params(struct dvb_frontend *fe, static int xc2028_set_params(struct dvb_frontend *fe,
struct dvb_frontend_parameters *p) struct dvb_frontend_parameters *p)
{ {
@@ -965,6 +978,11 @@ static int xc2028_set_params(struct dvb_frontend *fe,
tuner_err("error: bandwidth not supported.\n"); tuner_err("error: bandwidth not supported.\n");
}; };
if (priv->ctrl.demod < 0 || priv->ctrl.demod > ARRAY_SIZE(demod_type))
tuner_err("error: demod type invalid. Assuming default.\n");
else
type |= demod_type[priv->ctrl.demod];
return generic_set_freq(fe, p->frequency, return generic_set_freq(fe, p->frequency,
T_DIGITAL_TV, type, 0); T_DIGITAL_TV, type, 0);
} }

15
drivers/media/video/tuner-xc2028.h
View File

@@ -11,6 +11,20 @@
#define XC2028_DEFAULT_FIRMWARE "xc3028-v27.fw" #define XC2028_DEFAULT_FIRMWARE "xc3028-v27.fw"
enum xc2028_demod_types
{
XC3028_FE_DEFAULT = 0,
XC3028_FE_LG60, /* IF = 6.00 MHz */
XC3028_FE_ATI638, /* IF = 6.38 MHz */
XC3028_FE_OREN538, /* IF = 5.38 MHz */
XC3028_FE_OREN36, /* IF = 3.60 MHz */
XC3028_FE_TOYOTA388, /* IF = 3.88 MHz */
XC3028_FE_TOYOTA794, /* IF = 7.94 MHz */
XC3028_FE_DIBCOM52, /* IF = 5.20 MHz */
XC3028_FE_ZARLINK456, /* IF = 4.56 MHz */
XC3028_FE_CHINA, /* IF = 5.20 MHz */
};
struct xc2028_ctrl { struct xc2028_ctrl {
char *fname; char *fname;
int max_len; int max_len;
@@ -18,6 +32,7 @@ struct xc2028_ctrl {
unsigned int mts :1; unsigned int mts :1;
unsigned int d2633 :1; unsigned int d2633 :1;
unsigned int input1:1; unsigned int input1:1;
enum xc2028_demod_types demod;
}; };
struct xc2028_config { struct xc2028_config {