aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/frontends/tda10021.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb/frontends/tda10021.c')
-rw-r--r--drivers/media/dvb/frontends/tda10021.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c
index 4cd9e82c4669..45137d2ebfb9 100644
--- a/drivers/media/dvb/frontends/tda10021.c
+++ b/drivers/media/dvb/frontends/tda10021.c
@@ -301,6 +301,8 @@ static int tda10021_read_ber(struct dvb_frontend* fe, u32* ber)
u32 _ber = tda10021_readreg(state, 0x14) |
(tda10021_readreg(state, 0x15) << 8) |
((tda10021_readreg(state, 0x16) & 0x0f) << 16);
+ _tda10021_writereg(state, 0x10, (tda10021_readreg(state, 0x10) & ~0xc0)
+ | (tda10021_inittab[0x10] & 0xc0));
*ber = 10 * _ber;
return 0;
@@ -310,7 +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;