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Commit 55881b4f authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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[media] a8293: remove legacy media attach 



Remove legacy media attach as all users are on I2C bindings now.

Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent d029419d

drivers/media/dvb-frontends/a8293.c

+1 −62
Original line number Diff line number Diff line
@@ -18,7 +18,6 @@ 
 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 */



#include "dvb_frontend.h"

#include "a8293.h"



struct a8293_priv {
@@ -105,66 +104,6 @@ static int a8293_set_voltage(struct dvb_frontend *fe, 
	return ret;

}



static void a8293_release_sec(struct dvb_frontend *fe)

{

	a8293_set_voltage(fe, SEC_VOLTAGE_OFF);



	kfree(fe->sec_priv);

	fe->sec_priv = NULL;

}



struct dvb_frontend *a8293_attach(struct dvb_frontend *fe,

	struct i2c_adapter *i2c, const struct a8293_config *cfg)

{

	int ret;

	struct a8293_priv *priv = NULL;

	u8 buf[2];



	/* allocate memory for the internal priv */

	priv = kzalloc(sizeof(struct a8293_priv), GFP_KERNEL);

	if (priv == NULL) {

		ret = -ENOMEM;

		goto err;

	}



	/* setup the priv */

	priv->i2c = i2c;

	priv->i2c_addr = cfg->i2c_addr;

	fe->sec_priv = priv;



	/* check if the SEC is there */

	ret = a8293_rd(priv, buf, 2);

	if (ret)

		goto err;



	/* ENB=0 */

	priv->reg[0] = 0x10;

	ret = a8293_wr(priv, &priv->reg[0], 1);

	if (ret)

		goto err;



	/* TMODE=0, TGATE=1 */

	priv->reg[1] = 0x82;

	ret = a8293_wr(priv, &priv->reg[1], 1);

	if (ret)

		goto err;



	fe->ops.release_sec = a8293_release_sec;



	/* override frontend ops */

	fe->ops.set_voltage = a8293_set_voltage;



	dev_info(&priv->i2c->dev, "%s: Allegro A8293 SEC attached\n",

			KBUILD_MODNAME);



	return fe;

err:

	dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);

	kfree(priv);

	return NULL;

}

EXPORT_SYMBOL(a8293_attach);



static int a8293_probe(struct i2c_client *client,

		       const struct i2c_device_id *id)

{

drivers/media/dvb-frontends/a8293.h

+0 −18
Original line number Diff line number Diff line
@@ -22,7 +22,6 @@ 
#define A8293_H



#include "dvb_frontend.h"

#include <linux/kconfig.h>



/*

 * I2C address
@@ -37,21 +36,4 @@ struct a8293_platform_data { 
	struct dvb_frontend *dvb_frontend;

};





struct a8293_config {

	u8 i2c_addr;

};



#if IS_REACHABLE(CONFIG_DVB_A8293)

extern struct dvb_frontend *a8293_attach(struct dvb_frontend *fe,

	struct i2c_adapter *i2c, const struct a8293_config *cfg);

#else

static inline struct dvb_frontend *a8293_attach(struct dvb_frontend *fe,

	struct i2c_adapter *i2c, const struct a8293_config *cfg)

{

	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);

	return NULL;

}

#endif



#endif /* A8293_H */