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[media] tda18212: add support for ATSC and clearQAM on tda18272

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tda18272 is programmed just like tda18212, but it also
supports ClearQAM and ATSC.

Add support for them. Tested with a Kworld UB435-Q on both
8VSB and 256QAM modes.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-03-03 16:27:38 -03:00
parent 4fd3281a41
commit 6cff36b23b
2 changed files with 14 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
drivers/media/tuners/tda18212.c
View file

@ -150,6 +150,8 @@ static int tda18212_set_params(struct dvb_frontend *fe)
#define DVBT2_8 5
#define DVBC_6 6
#define DVBC_8 7
#define ATSC_VSB 8
#define ATSC_QAM 9
static const u8 bw_params[][3] = {
/* reg: 0f 13 23 */
[DVBT_6] = { 0xb3, 0x20, 0x03 },
@ -160,6 +162,8 @@ static int tda18212_set_params(struct dvb_frontend *fe)
[DVBT2_8] = { 0xbc, 0x22, 0x01 },
[DVBC_6] = { 0x92, 0x50, 0x03 },
[DVBC_8] = { 0x92, 0x53, 0x03 },
[ATSC_VSB] = { 0x7d, 0x20, 0x63 },
[ATSC_QAM] = { 0x7d, 0x20, 0x63 },
};
dev_dbg(&priv->i2c->dev,
@ -171,6 +175,14 @@ static int tda18212_set_params(struct dvb_frontend *fe)
fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */
switch (c->delivery_system) {
case SYS_ATSC:
if_khz = priv->cfg->if_atsc_vsb;
i = ATSC_VSB;
break;
case SYS_DVBC_ANNEX_B:
if_khz = priv->cfg->if_atsc_qam;
i = ATSC_QAM;
break;
case SYS_DVBT:
switch (c->bandwidth_hz) {
case 6000000:

2
drivers/media/tuners/tda18212.h
View file

@ -35,6 +35,8 @@ struct tda18212_config {
u16 if_dvbt2_7;
u16 if_dvbt2_8;
u16 if_dvbc;
u16 if_atsc_vsb;
u16 if_atsc_qam;
};
#if IS_ENABLED(CONFIG_MEDIA_TUNER_TDA18212)