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| author | Abylay Ospan <aospan@netup.ru> | 2009-06-08 09:31:26 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-06-23 08:14:07 +0200 |
| commit | ee1ebcfea6ee16491f88e8023554dd214e1ba85c (patch) | |
| tree | b2571a6a0c85b66a9a7b5890632a6d27d29a685d /drivers/media/dvb | |
| parent | V4L/DVB (12096): Bug fix: stv0900 register read must using i2c in one transac... (diff) | |
| download | linux-ee1ebcfea6ee16491f88e8023554dd214e1ba85c.tar.xz linux-ee1ebcfea6ee16491f88e8023554dd214e1ba85c.zip | |
V4L/DVB (12097): Implement reading uncorrected blocks for stv0900
Signed-off-by: Abylay Ospan <aospan@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb')
| -rw-r--r-- | drivers/media/dvb/frontends/stv0900_core.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/stv0900_core.c b/drivers/media/dvb/frontends/stv0900_core.c index 4daec8ad92c3..9ab4f3014673 100644 --- a/drivers/media/dvb/frontends/stv0900_core.c +++ b/drivers/media/dvb/frontends/stv0900_core.c @@ -712,6 +712,44 @@ static s32 stv0900_carr_get_quality(struct dvb_frontend *fe, return c_n; } +static int stv0900_read_ucblocks(struct dvb_frontend *fe, u32 * ucblocks) +{ + struct stv0900_state *state = fe->demodulator_priv; + struct stv0900_internal *i_params = state->internal; + enum fe_stv0900_demod_num demod = state->demod; + u8 err_val1, err_val0; + s32 err_field1, err_field0; + u32 header_err_val = 0; + + *ucblocks = 0x0; + if (stv0900_get_standard(fe, demod) == STV0900_DVBS2_STANDARD) { + /* DVB-S2 delineator errors count */ + + /* retreiving number for errnous headers */ + dmd_reg(err_field0, R0900_P1_BBFCRCKO0, + R0900_P2_BBFCRCKO0); + dmd_reg(err_field1, R0900_P1_BBFCRCKO1, + R0900_P2_BBFCRCKO1); + + err_val1 = stv0900_read_reg(i_params, err_field1); + err_val0 = stv0900_read_reg(i_params, err_field0); + header_err_val = (err_val1<<8) | err_val0; + + /* retreiving number for errnous packets */ + dmd_reg(err_field0, R0900_P1_UPCRCKO0, + R0900_P2_UPCRCKO0); + dmd_reg(err_field1, R0900_P1_UPCRCKO1, + R0900_P2_UPCRCKO1); + + err_val1 = stv0900_read_reg(i_params, err_field1); + err_val0 = stv0900_read_reg(i_params, err_field0); + *ucblocks = (err_val1<<8) | err_val0; + *ucblocks += header_err_val; + } + + return 0; +} + static int stv0900_read_snr(struct dvb_frontend *fe, u16 *snr) { *snr = stv0900_carr_get_quality(fe, @@ -1882,6 +1920,7 @@ static struct dvb_frontend_ops stv0900_ops = { .read_ber = stv0900_read_ber, .read_signal_strength = stv0900_read_signal_strength, .read_snr = stv0900_read_snr, + .read_ucblocks = stv0900_read_ucblocks, }; struct dvb_frontend *stv0900_attach(const struct stv0900_config *config, |