diff options
| author | Patrick Boettcher <pb@linuxtv.org> | 2006-10-18 08:35:16 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-12-10 08:51:04 -0200 |
| commit | d92532d9860663cb39828e18a3e6aed27821f2bf (patch) | |
| tree | 95d994143ce89930b493b139a189598ef467c1f9 | |
| parent | a75763ffff4175bd8c115c217a39fbf445612aae (diff) | |
V4L/DVB (4773): Misc fixes for DiB3000 and DiB7000
This patch contains several fixes for the autosearch algorithm and other small ones.
Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/dvb/frontends/dib3000mc.c | 7 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/dib7000m.c | 19 |
2 files changed, 8 insertions, 18 deletions
diff --git a/drivers/media/dvb/frontends/dib3000mc.c b/drivers/media/dvb/frontends/dib3000mc.c index 3561a777568..5da66178006 100644 --- a/drivers/media/dvb/frontends/dib3000mc.c +++ b/drivers/media/dvb/frontends/dib3000mc.c @@ -511,16 +511,11 @@ static int dib3000mc_autosearch_start(struct dvb_frontend *demod, struct dibx000 /* a channel for autosearch */ - reg = 0; - if (chan->nfft == -1 && chan->guard == -1) reg = 7; - if (chan->nfft == -1 && chan->guard != -1) reg = 2; - if (chan->nfft != -1 && chan->guard == -1) reg = 3; - fchan.nfft = 1; fchan.guard = 0; fchan.nqam = 2; fchan.vit_alpha = 1; fchan.vit_code_rate_hp = 2; fchan.vit_code_rate_lp = 2; fchan.vit_hrch = 0; fchan.vit_select_hp = 1; - dib3000mc_set_channel_cfg(state, &fchan, reg); + dib3000mc_set_channel_cfg(state, &fchan, 7); reg = dib3000mc_read_word(state, 0); dib3000mc_write_word(state, 0, reg | (1 << 8)); diff --git a/drivers/media/dvb/frontends/dib7000m.c b/drivers/media/dvb/frontends/dib7000m.c index a85190319cf..f5d40aa3d27 100644 --- a/drivers/media/dvb/frontends/dib7000m.c +++ b/drivers/media/dvb/frontends/dib7000m.c @@ -637,15 +637,14 @@ static int dib7000m_autosearch_start(struct dvb_frontend *demod, struct dibx000_ struct dib7000m_state *state = demod->demodulator_priv; struct dibx000_ofdm_channel auto_ch; int ret = 0; - u8 seq; u32 value; INIT_OFDM_CHANNEL(&auto_ch); auto_ch.RF_kHz = ch->RF_kHz; auto_ch.Bw = ch->Bw; auto_ch.nqam = 2; - auto_ch.guard = ch->guard == GUARD_INTERVAL_AUTO ? 0 : ch->guard; - auto_ch.nfft = ch->nfft == -1 ? 1 : ch->nfft; + auto_ch.guard = 0; + auto_ch.nfft = 1; auto_ch.vit_alpha = 1; auto_ch.vit_select_hp = 1; auto_ch.vit_code_rate_hp = 2; @@ -653,20 +652,16 @@ static int dib7000m_autosearch_start(struct dvb_frontend *demod, struct dibx000_ auto_ch.vit_hrch = 0; auto_ch.intlv_native = 1; - seq = 0; - if (ch->nfft == -1 && ch->guard == GUARD_INTERVAL_AUTO) seq = 7; - if (ch->nfft == -1 && ch->guard != GUARD_INTERVAL_AUTO) seq = 2; - if (ch->nfft != -1 && ch->guard == GUARD_INTERVAL_AUTO) seq = 3; - dib7000m_set_channel(state, &auto_ch, seq); + dib7000m_set_channel(state, &auto_ch, 7); // always use the setting for 8MHz here lock_time for 7,6 MHz are longer - value = 30 * state->cfg.bw[BANDWIDTH_8_MHZ].internal; + value = 30 * state->cfg.bw->internal; ret |= dib7000m_write_word(state, 6, (u16) ((value >> 16) & 0xffff)); // lock0 wait time ret |= dib7000m_write_word(state, 7, (u16) (value & 0xffff)); // lock0 wait time - value = 100 * state->cfg.bw[BANDWIDTH_8_MHZ].internal; + value = 100 * state->cfg.bw->internal; ret |= dib7000m_write_word(state, 8, (u16) ((value >> 16) & 0xffff)); // lock1 wait time ret |= dib7000m_write_word(state, 9, (u16) (value & 0xffff)); // lock1 wait time - value = 500 * state->cfg.bw[BANDWIDTH_8_MHZ].internal; + value = 500 * state->cfg.bw->internal; ret |= dib7000m_write_word(state, 10, (u16) ((value >> 16) & 0xffff)); // lock2 wait time ret |= dib7000m_write_word(state, 11, (u16) (value & 0xffff)); // lock2 wait time @@ -919,7 +914,7 @@ static int dib7000m_get_frontend(struct dvb_frontend* fe, fep->u.ofdm.bandwidth = state->current_bandwidth; - switch ((tps >> 8) & 0x2) { + switch ((tps >> 8) & 0x3) { case 0: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_2K; break; case 1: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_8K; break; /* case 2: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_4K; break; */ |