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Commit 6cff36b2 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
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[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: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent 4fd3281a

drivers/media/tuners/tda18212.c

+12 −0
Original line number Original line Diff line number Diff line
@@ -150,6 +150,8 @@ static int tda18212_set_params(struct dvb_frontend *fe) 
	#define DVBT2_8  5

	#define DVBT2_8  5

	#define DVBC_6   6

	#define DVBC_6   6

	#define DVBC_8   7

	#define DVBC_8   7

	#define ATSC_VSB 8

	#define ATSC_QAM 9

	static const u8 bw_params[][3] = {

	static const u8 bw_params[][3] = {

		     /* reg:   0f    13    23 */

		     /* reg:   0f    13    23 */

		[DVBT_6]  = { 0xb3, 0x20, 0x03 },

		[DVBT_6]  = { 0xb3, 0x20, 0x03 },
@@ -160,6 +162,8 @@ static int tda18212_set_params(struct dvb_frontend *fe) 
		[DVBT2_8] = { 0xbc, 0x22, 0x01 },

		[DVBT2_8] = { 0xbc, 0x22, 0x01 },

		[DVBC_6]  = { 0x92, 0x50, 0x03 },

		[DVBC_6]  = { 0x92, 0x50, 0x03 },

		[DVBC_8]  = { 0x92, 0x53, 0x03 },

		[DVBC_8]  = { 0x92, 0x53, 0x03 },

		[ATSC_VSB] = { 0x7d, 0x20, 0x63 },

		[ATSC_QAM] = { 0x7d, 0x20, 0x63 },

	};

	};





	dev_dbg(&priv->i2c->dev,

	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 */

		fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */





	switch (c->delivery_system) {

	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:

	case SYS_DVBT:

		switch (c->bandwidth_hz) {

		switch (c->bandwidth_hz) {

		case 6000000:

		case 6000000:

drivers/media/tuners/tda18212.h

+2 −0
Original line number Original line Diff line number Diff line
@@ -35,6 +35,8 @@ struct tda18212_config { 
	u16 if_dvbt2_7;

	u16 if_dvbt2_7;

	u16 if_dvbt2_8;

	u16 if_dvbt2_8;

	u16 if_dvbc;

	u16 if_dvbc;

	u16 if_atsc_vsb;

	u16 if_atsc_qam;

};

};





#if IS_ENABLED(CONFIG_MEDIA_TUNER_TDA18212)

#if IS_ENABLED(CONFIG_MEDIA_TUNER_TDA18212)