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authorMauro Carvalho Chehab <m.chehab@samsung.com>2014-03-03 16:27:38 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-03-04 14:43:43 -0300
commit6cff36b23b66f437be904407601117fc74071db3 (patch)
treeefe63f613f9d3104990a1642502eef11c3d37aac
parent4fd3281a4164d88ab20910b59b4f11cdd3f3216e (diff)
[media] tda18212: add support for ATSC and clearQAM on tda18272
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>
-rw-r--r--drivers/media/tuners/tda18212.c12
-rw-r--r--drivers/media/tuners/tda18212.h2
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/tuners/tda18212.c b/drivers/media/tuners/tda18212.c
index abe256e1f84..05a4ac9edb6 100644
--- a/drivers/media/tuners/tda18212.c
+++ b/drivers/media/tuners/tda18212.c
@@ -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:
diff --git a/drivers/media/tuners/tda18212.h b/drivers/media/tuners/tda18212.h
index 7e0d503baf0..c36b49e4b27 100644
--- a/drivers/media/tuners/tda18212.h
+++ b/drivers/media/tuners/tda18212.h
@@ -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)