diff options
author | Hartmut Birr <e9hack@googlemail.com> | 2007-10-31 00:57:58 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-11-04 18:41:25 -0500 |
commit | 7cccccc33aa9ab7171ca05c0b59c62912509b23e (patch) | |
tree | 1f2fc8be2d4e5e7c76172df335cdf32acbf7aef8 /drivers/media/dvb | |
parent | 3de0e18b3a5860a296bcff3d94400f3b30b02c86 (diff) |
V4L/DVB (6500): tda10021: Fix reported signal strength
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>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r-- | drivers/media/dvb/frontends/tda10021.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c index 5ee729846a9f..45137d2ebfb9 100644 --- a/drivers/media/dvb/frontends/tda10021.c +++ b/drivers/media/dvb/frontends/tda10021.c | |||
@@ -312,7 +312,11 @@ static int tda10021_read_signal_strength(struct dvb_frontend* fe, u16* strength) | |||
312 | { | 312 | { |
313 | struct tda10021_state* state = fe->demodulator_priv; | 313 | struct tda10021_state* state = fe->demodulator_priv; |
314 | 314 | ||
315 | u8 config = tda10021_readreg(state, 0x02); | ||
315 | u8 gain = tda10021_readreg(state, 0x17); | 316 | u8 gain = tda10021_readreg(state, 0x17); |
317 | if (config & 0x02) | ||
318 | /* the agc value is inverted */ | ||
319 | gain = ~gain; | ||
316 | *strength = (gain << 8) | gain; | 320 | *strength = (gain << 8) | gain; |
317 | 321 | ||
318 | return 0; | 322 | return 0; |