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| author | Oliver Endriss <o.endriss@gmx.de> | 2007-10-31 05:57:58 +0100 |
|---|---|---|
| committer | Oliver Endriss <o.endriss@gmx.de> | 2007-10-31 05:57:58 +0100 |
| commit | f5d1f46b23c95589967bec81e4e60ff51b56b4d7 (patch) | |
| tree | c31af9da2bfde144341faf3211ea9a3fd4f0f3dd /linux/drivers/media/dvb/frontends | |
| parent | 49b0c68c88ca349c8b1282e8e7d1efa9526af866 (diff) | |
| download | mediapointer-dvb-s2-f5d1f46b23c95589967bec81e4e60ff51b56b4d7.tar.gz mediapointer-dvb-s2-f5d1f46b23c95589967bec81e4e60ff51b56b4d7.tar.bz2 | |
tda10021: Fix reported signal strength
From: Hartmut Birr <e9hack@googlemail.com>
Fix reported signal strength value (higher value = higher signal strength).
Signed-off-by: Hartmut Birr <e9hack@googlemail.com>
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Diffstat (limited to 'linux/drivers/media/dvb/frontends')
| -rw-r--r-- | linux/drivers/media/dvb/frontends/tda10021.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/linux/drivers/media/dvb/frontends/tda10021.c b/linux/drivers/media/dvb/frontends/tda10021.c index 832817a30..68a1103c9 100644 --- a/linux/drivers/media/dvb/frontends/tda10021.c +++ b/linux/drivers/media/dvb/frontends/tda10021.c @@ -312,7 +312,11 @@ static int tda10021_read_signal_strength(struct dvb_frontend* fe, u16* strength) { struct tda10021_state* state = fe->demodulator_priv; + u8 config = tda10021_readreg(state, 0x02); u8 gain = tda10021_readreg(state, 0x17); + if (config & 0x02) + /* the agc value is inverted */ + gain = ~gain; *strength = (gain << 8) | gain; return 0; |