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authorMartin Blumenstingl <martin.blumenstingl@googlemail.com>2016-06-07 18:31:47 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-06-09 08:48:46 -0300
commitd10f89cc36c3a302165d9d800ef97449793b9e6a (patch)
tree9f52afa4d0f074041aae972fa3c548d7e3156051
parent2b987ea78b8d129145fe565bfe8f3b75c6f3474d (diff)
[media] rtl2832: add support for slave ts pid filter
The rtl2832 demod has 2 sets of PID filters. This patch enables the filter support when using a slave demod. Signed-off-by: Benjamin Larsson <benjamin@southpole.se> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
-rw-r--r--drivers/media/dvb-frontends/rtl2832.c25
-rw-r--r--drivers/media/dvb-frontends/rtl2832_priv.h1
2 files changed, 20 insertions, 6 deletions
diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c
index bfb6beedd40b..c16c69e9d26c 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -947,6 +947,8 @@ static int rtl2832_slave_ts_ctrl(struct i2c_client *client, bool enable)
goto err;
}
+ dev->slave_ts = enable;
+
return 0;
err:
dev_dbg(&client->dev, "failed=%d\n", ret);
@@ -960,7 +962,7 @@ static int rtl2832_pid_filter_ctrl(struct dvb_frontend *fe, int onoff)
int ret;
u8 u8tmp;
- dev_dbg(&client->dev, "onoff=%d\n", onoff);
+ dev_dbg(&client->dev, "onoff=%d, slave_ts=%d\n", onoff, dev->slave_ts);
/* enable / disable PID filter */
if (onoff)
@@ -968,7 +970,10 @@ static int rtl2832_pid_filter_ctrl(struct dvb_frontend *fe, int onoff)
else
u8tmp = 0x00;
- ret = regmap_update_bits(dev->regmap, 0x061, 0xc0, u8tmp);
+ if (dev->slave_ts)
+ ret = regmap_update_bits(dev->regmap, 0x021, 0xc0, u8tmp);
+ else
+ ret = regmap_update_bits(dev->regmap, 0x061, 0xc0, u8tmp);
if (ret)
goto err;
@@ -986,8 +991,8 @@ static int rtl2832_pid_filter(struct dvb_frontend *fe, u8 index, u16 pid,
int ret;
u8 buf[4];
- dev_dbg(&client->dev, "index=%d pid=%04x onoff=%d\n",
- index, pid, onoff);
+ dev_dbg(&client->dev, "index=%d pid=%04x onoff=%d slave_ts=%d\n",
+ index, pid, onoff, dev->slave_ts);
/* skip invalid PIDs (0x2000) */
if (pid > 0x1fff || index > 32)
@@ -1003,14 +1008,22 @@ static int rtl2832_pid_filter(struct dvb_frontend *fe, u8 index, u16 pid,
buf[1] = (dev->filters >> 8) & 0xff;
buf[2] = (dev->filters >> 16) & 0xff;
buf[3] = (dev->filters >> 24) & 0xff;
- ret = regmap_bulk_write(dev->regmap, 0x062, buf, 4);
+
+ if (dev->slave_ts)
+ ret = regmap_bulk_write(dev->regmap, 0x022, buf, 4);
+ else
+ ret = regmap_bulk_write(dev->regmap, 0x062, buf, 4);
if (ret)
goto err;
/* add PID */
buf[0] = (pid >> 8) & 0xff;
buf[1] = (pid >> 0) & 0xff;
- ret = regmap_bulk_write(dev->regmap, 0x066 + 2 * index, buf, 2);
+
+ if (dev->slave_ts)
+ ret = regmap_bulk_write(dev->regmap, 0x026 + 2 * index, buf, 2);
+ else
+ ret = regmap_bulk_write(dev->regmap, 0x066 + 2 * index, buf, 2);
if (ret)
goto err;
diff --git a/drivers/media/dvb-frontends/rtl2832_priv.h b/drivers/media/dvb-frontends/rtl2832_priv.h
index c1a8a69e9015..9a6d01a9c690 100644
--- a/drivers/media/dvb-frontends/rtl2832_priv.h
+++ b/drivers/media/dvb-frontends/rtl2832_priv.h
@@ -44,6 +44,7 @@ struct rtl2832_dev {
bool sleeping;
struct delayed_work i2c_gate_work;
unsigned long filters; /* PID filter */
+ bool slave_ts;
};
struct rtl2832_reg_entry {

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