Commit ac32ee42 authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab

[media] rtl2832: remove exported resources

Exported resources are not needed anymore as all users are using
callbacks carried via platform data. Due to that we will remove
those.
Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent 77a2e76b
......@@ -886,19 +886,6 @@ static int rtl2832_read_ber(struct dvb_frontend *fe, u32 *ber)
return ret;
}
static struct dvb_frontend_ops rtl2832_ops;
static void rtl2832_release(struct dvb_frontend *fe)
{
struct rtl2832_priv *priv = fe->demodulator_priv;
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
cancel_delayed_work_sync(&priv->i2c_gate_work);
i2c_del_mux_adapter(priv->i2c_adapter_tuner);
i2c_del_mux_adapter(priv->i2c_adapter);
kfree(priv);
}
/*
* Delay mechanism to avoid unneeded I2C gate open / close. Gate close is
* delayed here a little bit in order to see if there is sequence of I2C
......@@ -1022,126 +1009,6 @@ static int rtl2832_deselect(struct i2c_adapter *adap, void *mux_priv,
return 0;
}
int rtl2832_enable_external_ts_if(struct dvb_frontend *fe)
{
struct rtl2832_priv *priv = fe->demodulator_priv;
int ret;
dev_dbg(&priv->i2c->dev, "%s: setting PIP mode\n", __func__);
ret = rtl2832_wr_regs(priv, 0x0c, 1, "\x5f\xff", 2);
if (ret)
goto err;
ret = rtl2832_wr_demod_reg(priv, DVBT_PIP_ON, 0x1);
if (ret)
goto err;
ret = rtl2832_wr_reg(priv, 0xbc, 0, 0x18);
if (ret)
goto err;
ret = rtl2832_wr_reg(priv, 0x22, 0, 0x01);
if (ret)
goto err;
ret = rtl2832_wr_reg(priv, 0x26, 0, 0x1f);
if (ret)
goto err;
ret = rtl2832_wr_reg(priv, 0x27, 0, 0xff);
if (ret)
goto err;
ret = rtl2832_wr_regs(priv, 0x92, 1, "\x7f\xf7\xff", 3);
if (ret)
goto err;
/* soft reset */
ret = rtl2832_wr_demod_reg(priv, DVBT_SOFT_RST, 0x1);
if (ret)
goto err;
ret = rtl2832_wr_demod_reg(priv, DVBT_SOFT_RST, 0x0);
if (ret)
goto err;
return 0;
err:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
EXPORT_SYMBOL(rtl2832_enable_external_ts_if);
struct i2c_adapter *rtl2832_get_i2c_adapter(struct dvb_frontend *fe)
{
struct rtl2832_priv *priv = fe->demodulator_priv;
return priv->i2c_adapter_tuner;
}
EXPORT_SYMBOL(rtl2832_get_i2c_adapter);
struct i2c_adapter *rtl2832_get_private_i2c_adapter(struct dvb_frontend *fe)
{
struct rtl2832_priv *priv = fe->demodulator_priv;
return priv->i2c_adapter;
}
EXPORT_SYMBOL(rtl2832_get_private_i2c_adapter);
struct dvb_frontend *rtl2832_attach(const struct rtl2832_config *cfg,
struct i2c_adapter *i2c)
{
struct rtl2832_priv *priv = NULL;
int ret = 0;
u8 tmp;
dev_dbg(&i2c->dev, "%s:\n", __func__);
/* allocate memory for the internal state */
priv = kzalloc(sizeof(struct rtl2832_priv), GFP_KERNEL);
if (priv == NULL)
goto err;
/* setup the priv */
priv->i2c = i2c;
priv->tuner = cfg->tuner;
memcpy(&priv->cfg, cfg, sizeof(struct rtl2832_config));
INIT_DELAYED_WORK(&priv->i2c_gate_work, rtl2832_i2c_gate_work);
/* create muxed i2c adapter for demod itself */
priv->i2c_adapter = i2c_add_mux_adapter(i2c, &i2c->dev, priv, 0, 0, 0,
rtl2832_select, NULL);
if (priv->i2c_adapter == NULL)
goto err;
/* check if the demod is there */
ret = rtl2832_rd_reg(priv, 0x00, 0x0, &tmp);
if (ret)
goto err;
/* create muxed i2c adapter for demod tuner bus */
priv->i2c_adapter_tuner = i2c_add_mux_adapter(i2c, &i2c->dev, priv,
0, 1, 0, rtl2832_select, rtl2832_deselect);
if (priv->i2c_adapter_tuner == NULL)
goto err;
/* create dvb_frontend */
memcpy(&priv->fe.ops, &rtl2832_ops, sizeof(struct dvb_frontend_ops));
priv->fe.demodulator_priv = priv;
/* TODO implement sleep mode */
priv->sleeping = true;
return &priv->fe;
err:
dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);
if (priv && priv->i2c_adapter)
i2c_del_mux_adapter(priv->i2c_adapter);
kfree(priv);
return NULL;
}
EXPORT_SYMBOL(rtl2832_attach);
static struct dvb_frontend_ops rtl2832_ops = {
.delsys = { SYS_DVBT },
.info = {
......@@ -1166,8 +1033,6 @@ static struct dvb_frontend_ops rtl2832_ops = {
FE_CAN_MUTE_TS
},
.release = rtl2832_release,
.init = rtl2832_init,
.sleep = rtl2832_sleep,
......@@ -1307,11 +1172,8 @@ static int rtl2832_probe(struct i2c_client *client,
/* create dvb_frontend */
memcpy(&priv->fe.ops, &rtl2832_ops, sizeof(struct dvb_frontend_ops));
priv->fe.ops.release = NULL;
priv->fe.demodulator_priv = priv;
i2c_set_clientdata(client, priv);
if (pdata->dvb_frontend)
*pdata->dvb_frontend = &priv->fe;
/* setup callbacks */
pdata->get_dvb_frontend = rtl2832_get_dvb_frontend;
......
......@@ -21,7 +21,6 @@
#ifndef RTL2832_H
#define RTL2832_H
#include <linux/kconfig.h>
#include <linux/dvb/frontend.h>
struct rtl2832_config {
......@@ -53,12 +52,6 @@ struct rtl2832_config {
struct rtl2832_platform_data {
const struct rtl2832_config *config;
/*
* frontend
* returned by driver
*/
struct dvb_frontend **dvb_frontend;
/*
*/
struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
......@@ -67,57 +60,4 @@ struct rtl2832_platform_data {
int (*enable_slave_ts)(struct i2c_client *);
};
#if IS_ENABLED(CONFIG_DVB_RTL2832)
struct dvb_frontend *rtl2832_attach(
const struct rtl2832_config *cfg,
struct i2c_adapter *i2c
);
extern struct i2c_adapter *rtl2832_get_i2c_adapter(
struct dvb_frontend *fe
);
extern struct i2c_adapter *rtl2832_get_private_i2c_adapter(
struct dvb_frontend *fe
);
extern int rtl2832_enable_external_ts_if(
struct dvb_frontend *fe
);
#else
static inline struct dvb_frontend *rtl2832_attach(
const struct rtl2832_config *config,
struct i2c_adapter *i2c
)
{
pr_warn("%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
static inline struct i2c_adapter *rtl2832_get_i2c_adapter(
struct dvb_frontend *fe
)
{
return NULL;
}
static inline struct i2c_adapter *rtl2832_get_private_i2c_adapter(
struct dvb_frontend *fe
)
{
return NULL;
}
static inline int rtl2832_enable_external_ts_if(
struct dvb_frontend *fe
)
{
return -ENODEV;
}
#endif
#endif /* RTL2832_H */
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