Change legacy DVBv3 signal strength to return values calculated by
DVBv5 statistics.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/dvb-frontends/rtl2830.c | 27 ++++-----------------------
1 file changed, 4 insertions(+), 23 deletions(-)
diff --git a/drivers/media/dvb-frontends/rtl2830.c
b/drivers/media/dvb-frontends/rtl2830.c
index 147b3a6..a02ccdf 100644
--- a/drivers/media/dvb-frontends/rtl2830.c
+++ b/drivers/media/dvb-frontends/rtl2830.c
@@ -623,33 +623,14 @@ static int rtl2830_read_ucblocks(struct dvb_frontend *fe,
u32 *ucblocks)
static int rtl2830_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
- struct i2c_client *client = fe->demodulator_priv;
- struct rtl2830_dev *dev = i2c_get_clientdata(client);
- int ret;
- u8 buf[2];
- u16 if_agc_raw, if_agc;
-
- if (dev->sleeping)
- return 0;
-
- ret = rtl2830_rd_regs(client, 0x359, buf, 2);
- if (ret)
- goto err;
-
- if_agc_raw = (buf[0] << 8 | buf[1]) & 0x3fff;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- if (if_agc_raw & (1 << 9))
- if_agc = -(~(if_agc_raw - 1) & 0x1ff);
+ if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
+ *strength = c->strength.stat[0].uvalue;
else
- if_agc = if_agc_raw;
-
- *strength = (u8)(55 - if_agc / 182);
- *strength |= *strength << 8;
+ *strength = 0;
return 0;
-err:
- dev_dbg(&client->dev, "failed=%d\n", ret);
- return ret;
}
static struct dvb_frontend_ops rtl2830_ops = {
--
http://palosaari.fi/
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