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[media] rtl2832: improve slave TS control

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Add callback parameter to select enable / disable slave TS and use
it when slave demod is in use.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Antti Palosaari
2016-02-05 18:26:30 -02:00
committed by Mauro Carvalho Chehab
parent 7908fad99a
commit d884acad4f
3 changed files with 54 additions and 46 deletions
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72
drivers/media/dvb-frontends/rtl2832.c
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@@ -347,6 +347,10 @@ static int rtl2832_init(struct dvb_frontend *fe)
dev_dbg(&client->dev, "\n");
ret = rtl2832_wr_demod_reg(dev, DVBT_SOFT_RST, 0x0);
if (ret)
goto err;
for (i = 0; i < ARRAY_SIZE(rtl2832_initial_regs); i++) {
ret = rtl2832_wr_demod_reg(dev, rtl2832_initial_regs[i].reg,
rtl2832_initial_regs[i].value);
@@ -491,11 +495,6 @@ static int rtl2832_set_frontend(struct dvb_frontend *fe)
if (fe->ops.tuner_ops.set_params)
fe->ops.tuner_ops.set_params(fe);
/* PIP mode related */
ret = rtl2832_bulk_write(client, 0x192, "\x00\x0f\xff", 3);
if (ret)
goto err;
/* If the frontend has get_if_frequency(), use it */
if (fe->ops.tuner_ops.get_if_frequency) {
u32 if_freq;
@@ -1081,37 +1080,46 @@ static struct i2c_adapter *rtl2832_get_i2c_adapter(struct i2c_client *client)
return dev->i2c_adapter_tuner;
}
static int rtl2832_enable_slave_ts(struct i2c_client *client)
static int rtl2832_slave_ts_ctrl(struct i2c_client *client, bool enable)
{
struct rtl2832_dev *dev = i2c_get_clientdata(client);
int ret;
dev_dbg(&client->dev, "\n");
dev_dbg(&client->dev, "enable=%d\n", enable);
ret = rtl2832_bulk_write(client, 0x10c, "\x5f\xff", 2);
if (ret)
goto err;
ret = rtl2832_wr_demod_reg(dev, DVBT_PIP_ON, 0x1);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x0bc, "\x18", 1);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x192, "\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;
if (enable) {
ret = rtl2832_wr_demod_reg(dev, DVBT_SOFT_RST, 0x0);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x10c, "\x5f\xff", 2);
if (ret)
goto err;
ret = rtl2832_wr_demod_reg(dev, DVBT_PIP_ON, 0x1);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x0bc, "\x18", 1);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x192, "\x7f\xf7\xff", 3);
if (ret)
goto err;
} else {
ret = rtl2832_bulk_write(client, 0x192, "\x00\x0f\xff", 3);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x0bc, "\x08", 1);
if (ret)
goto err;
ret = rtl2832_wr_demod_reg(dev, DVBT_PIP_ON, 0x0);
if (ret)
goto err;
ret = rtl2832_bulk_write(client, 0x10c, "\x00\x00", 2);
if (ret)
goto err;
ret = rtl2832_wr_demod_reg(dev, DVBT_SOFT_RST, 0x1);
if (ret)
goto err;
}
return 0;
err:
@@ -1267,7 +1275,7 @@ static int rtl2832_probe(struct i2c_client *client,
/* setup callbacks */
pdata->get_dvb_frontend = rtl2832_get_dvb_frontend;
pdata->get_i2c_adapter = rtl2832_get_i2c_adapter;
pdata->enable_slave_ts = rtl2832_enable_slave_ts;
pdata->slave_ts_ctrl = rtl2832_slave_ts_ctrl;
pdata->pid_filter = rtl2832_pid_filter;
pdata->pid_filter_ctrl = rtl2832_pid_filter_ctrl;
pdata->bulk_read = rtl2832_bulk_read;