Add callback for all of those functions which are currently
exported using EXPORT_SYMBOL. That allows us convert every user to
callbacks and eventually all exported symbols could be removed.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/dvb-frontends/rtl2832.c | 90 +++++++++++++++++++++++++++++++----
drivers/media/dvb-frontends/rtl2832.h | 7 +++
2 files changed, 89 insertions(+), 8 deletions(-)
diff --git a/drivers/media/dvb-frontends/rtl2832.c
b/drivers/media/dvb-frontends/rtl2832.c
index 9597ae1..4e77ef2 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -1183,6 +1183,80 @@ static struct dvb_frontend_ops rtl2832_ops = {
.i2c_gate_ctrl = rtl2832_i2c_gate_ctrl,
};
+static struct dvb_frontend *rtl2832_get_dvb_frontend(struct i2c_client *client)
+{
+ struct rtl2832_priv *dev = i2c_get_clientdata(client);
+
+ dev_dbg(&client->dev, "\n");
+ return &dev->fe;
+}
+
+static struct i2c_adapter *rtl2832_get_i2c_adapter_(struct i2c_client *client)
+{
+ struct rtl2832_priv *dev = i2c_get_clientdata(client);
+
+ dev_dbg(&client->dev, "\n");
+ return dev->i2c_adapter_tuner;
+}
+
+static struct i2c_adapter *rtl2832_get_private_i2c_adapter_(struct i2c_client
*client)
+{
+ struct rtl2832_priv *dev = i2c_get_clientdata(client);
+
+ dev_dbg(&client->dev, "\n");
+ return dev->i2c_adapter;
+}
+
+static int rtl2832_enable_slave_ts(struct i2c_client *client)
+{
+ struct rtl2832_priv *dev = i2c_get_clientdata(client);
+ int ret;
+
+ dev_dbg(&client->dev, "setting PIP mode\n");
+
+ ret = rtl2832_wr_regs(dev, 0x0c, 1, "\x5f\xff", 2);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_demod_reg(dev, DVBT_PIP_ON, 0x1);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_reg(dev, 0xbc, 0, 0x18);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_reg(dev, 0x22, 0, 0x01);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_reg(dev, 0x26, 0, 0x1f);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_reg(dev, 0x27, 0, 0xff);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_regs(dev, 0x92, 1, "\x7f\xf7\xff", 3);
+ if (ret)
+ goto err;
+
+ /* soft reset */
+ ret = rtl2832_wr_demod_reg(dev, DVBT_SOFT_RST, 0x1);
+ if (ret)
+ goto err;
+
+ ret = rtl2832_wr_demod_reg(dev, DVBT_SOFT_RST, 0x0);
+ if (ret)
+ goto err;
+
+ return 0;
+err:
+ dev_dbg(&client->dev, "failed=%d\n", ret);
+ return ret;
+}
+
static int rtl2832_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -1200,13 +1274,6 @@ static int rtl2832_probe(struct i2c_client *client,
goto err;
}
- /* Caller really need to provide pointer for frontend we create. */
- if (pdata->dvb_frontend == NULL) {
- dev_err(&client->dev, "frontend pointer not defined\n");
- ret = -EINVAL;
- goto err;
- }
-
/* allocate memory for the internal state */
priv = kzalloc(sizeof(struct rtl2832_priv), GFP_KERNEL);
if (priv == NULL) {
@@ -1248,7 +1315,14 @@ static int rtl2832_probe(struct i2c_client *client,
priv->fe.ops.release = NULL;
priv->fe.demodulator_priv = priv;
i2c_set_clientdata(client, priv);
- *pdata->dvb_frontend = &priv->fe;
+ if (pdata->dvb_frontend)
+ *pdata->dvb_frontend = &priv->fe;
+
+ /* setup callbacks */
+ pdata->get_dvb_frontend = rtl2832_get_dvb_frontend;
+ pdata->get_i2c_adapter = rtl2832_get_i2c_adapter_;
+ pdata->get_private_i2c_adapter = rtl2832_get_private_i2c_adapter_;
+ pdata->enable_slave_ts = rtl2832_enable_slave_ts;
dev_info(&client->dev, "Realtek RTL2832 successfully attached\n");
return 0;
diff --git a/drivers/media/dvb-frontends/rtl2832.h
b/drivers/media/dvb-frontends/rtl2832.h
index cfd69d8..dbc4d3c 100644
--- a/drivers/media/dvb-frontends/rtl2832.h
+++ b/drivers/media/dvb-frontends/rtl2832.h
@@ -58,6 +58,13 @@ struct rtl2832_platform_data {
* returned by driver
*/
struct dvb_frontend **dvb_frontend;
+
+ /*
+ */
+ struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
+ struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *);
+ struct i2c_adapter* (*get_private_i2c_adapter)(struct i2c_client *);
+ int (*enable_slave_ts)(struct i2c_client *);
};
#if IS_ENABLED(CONFIG_DVB_RTL2832)
--
http://palosaari.fi/
--
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