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authorMauro Carvalho Chehab <mchehab@infradead.org>2007-11-24 14:07:12 (GMT)
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 21:02:57 (GMT)
commitb542dfdc9f6e6eaf3cc2ede27dbaf50425f8b4b5 (patch)
treea9f9c9c335c501af72f4d2a333cefb5160df8617 /drivers
parentd04aa54a27f7bc6f051e55c47abbc0a1db1718bc (diff)
downloadlinux-fsl-qoriq-b542dfdc9f6e6eaf3cc2ede27dbaf50425f8b4b5.tar.xz
V4L/DVB (6675): Allow selecting the proper SCode table for DTV
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/tuner-xc2028.c18
-rw-r--r--drivers/media/video/tuner-xc2028.h15
2 files changed, 33 insertions, 0 deletions
diff --git a/drivers/media/video/tuner-xc2028.c b/drivers/media/video/tuner-xc2028.c
index 42fb141..9743331 100644
--- a/drivers/media/video/tuner-xc2028.c
+++ b/drivers/media/video/tuner-xc2028.c
@@ -914,6 +914,19 @@ static int xc2028_set_analog_freq(struct dvb_frontend *fe,
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,
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");
};
+ 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,
T_DIGITAL_TV, type, 0);
}
diff --git a/drivers/media/video/tuner-xc2028.h b/drivers/media/video/tuner-xc2028.h
index 02e116b..9b4224e 100644
--- a/drivers/media/video/tuner-xc2028.h
+++ b/drivers/media/video/tuner-xc2028.h
@@ -11,6 +11,20 @@
#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 {
char *fname;
int max_len;
@@ -18,6 +32,7 @@ struct xc2028_ctrl {
unsigned int mts :1;
unsigned int d2633 :1;
unsigned int input1:1;
+ enum xc2028_demod_types demod;
};
struct xc2028_config {