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Commit eaa51fee authored by Akihiro Tsukada's avatar Akihiro Tsukada Committed by Mauro Carvalho Chehab
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media: dvb-frontends/dvb-pll: add i2c driver support 



registers the module as an i2c driver,
but keeps dvb_pll_attach() untouched for compatibility.

Signed-off-by: default avatarAkihiro Tsukada <tskd08@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent baa057e2

drivers/media/dvb-frontends/dvb-pll.c

+67 −0
Original line number Diff line number Diff line
@@ -827,6 +827,73 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, 
}

EXPORT_SYMBOL(dvb_pll_attach);





static int

dvb_pll_probe(struct i2c_client *client, const struct i2c_device_id *id)

{

	struct dvb_pll_config *cfg;

	struct dvb_frontend *fe;

	unsigned int desc_id;



	cfg = client->dev.platform_data;

	fe = cfg->fe;

	i2c_set_clientdata(client, fe);

	desc_id = (unsigned int) id->driver_data;



	if (!dvb_pll_attach(fe, client->addr, client->adapter, desc_id))

		return -ENOMEM;



	dev_info(&client->dev, "DVB Simple Tuner attached.\n");

	return 0;

}



static int dvb_pll_remove(struct i2c_client *client)

{

	struct dvb_frontend *fe;



	fe = i2c_get_clientdata(client);

	dvb_pll_release(fe);

	return 0;

}





static const struct i2c_device_id dvb_pll_id[] = {

	{"dtt7579",		DVB_PLL_THOMSON_DTT7579},

	{"dtt759x",		DVB_PLL_THOMSON_DTT759X},

	{"z201",		DVB_PLL_LG_Z201},

	{"unknown_1",		DVB_PLL_UNKNOWN_1},

	{"tua6010xs",		DVB_PLL_TUA6010XS},

	{"env57h1xd5",		DVB_PLL_ENV57H1XD5},

	{"tua6034",		DVB_PLL_TUA6034},

	{"tda665x",		DVB_PLL_TDA665X},

	{"tded4",		DVB_PLL_TDED4},

	{"tdhu2",		DVB_PLL_TDHU2},

	{"tbmv",		DVB_PLL_SAMSUNG_TBMV},

	{"sd1878_tda8261",	DVB_PLL_PHILIPS_SD1878_TDA8261},

	{"opera1",		DVB_PLL_OPERA1},

	{"dtos403ih102a",	DVB_PLL_SAMSUNG_DTOS403IH102A},

	{"tdtc9251dh0",		DVB_PLL_SAMSUNG_TDTC9251DH0},

	{"tbdu18132",		DVB_PLL_SAMSUNG_TBDU18132},

	{"tbmu24112",		DVB_PLL_SAMSUNG_TBMU24112},

	{"tdee4",		DVB_PLL_TDEE4},

	{"dtt7520x",		DVB_PLL_THOMSON_DTT7520X},

	{}

};





MODULE_DEVICE_TABLE(i2c, dvb_pll_id);



static struct i2c_driver dvb_pll_driver = {

	.driver = {

		.name = "dvb_pll",

	},

	.probe    = dvb_pll_probe,

	.remove   = dvb_pll_remove,

	.id_table = dvb_pll_id,

};



module_i2c_driver(dvb_pll_driver);



MODULE_DESCRIPTION("dvb pll library");

MODULE_AUTHOR("Gerd Knorr");

MODULE_LICENSE("GPL");

drivers/media/dvb-frontends/dvb-pll.h

+4 −0
Original line number Diff line number Diff line
@@ -30,6 +30,10 @@ 
#define DVB_PLL_TDEE4		       18

#define DVB_PLL_THOMSON_DTT7520X       19



struct dvb_pll_config {

	struct dvb_frontend *fe;

};



#if IS_REACHABLE(CONFIG_DVB_PLL)

/**

 * Attach a dvb-pll to the supplied frontend structure.