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V4L/DVB (12903): DiB8000: fix channel search parameter initialization 

This patch is fixing the initialization of the channel search parameters.

Signed-off-by: Olivier Grenie <olivier.grenie@dibcom.fr>
Signed-off-by: Patrick Boettcher <pboettcher@dibcom.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Patrick Boettcher 2009-08-17 12:53:51 -03:00 коммит произвёл Mauro Carvalho Chehab
Родитель b8423ee91f
Коммит 78f3bc631f
1 изменённых файлов: 11 добавлений и 13 удалений
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24
drivers/media/dvb/frontends/dib8000.c
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@ -22,7 +22,7 @@
#define FE_CALLBACK_TIME_NEVER 0xffffffff
static int debug = 0;
static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "turn on debugging (default: 0)");
@ -1671,10 +1671,6 @@ static int dib8000_autosearch_start(struct dvb_frontend *fe)
int slist = 0;
state->fe.dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K;
state->fe.dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8;
//state->fe.dtv_property_cache.isdbt_sb_mode = 0;
//state->fe.dtv_property_cache.isdbt_partial_reception = 0;
state->fe.dtv_property_cache.inversion = 0;
if (!state->fe.dtv_property_cache.isdbt_sb_mode)
state->fe.dtv_property_cache.layer[0].segment_count = 13;
@ -1684,6 +1680,8 @@ static int dib8000_autosearch_start(struct dvb_frontend *fe)
//choose the right list, in sb, always do everything
if (state->fe.dtv_property_cache.isdbt_sb_mode) {
state->fe.dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K;
state->fe.dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8;
slist = 7;
dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13));
} else {
@ -1691,22 +1689,21 @@ static int dib8000_autosearch_start(struct dvb_frontend *fe)
if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO) {
slist = 7;
dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13)); // P_mode = 1 to have autosearch start ok with mode2
} else {
} else
slist = 3;
state->fe.dtv_property_cache.transmission_mode = state->fe.dtv_property_cache.transmission_mode;
}
} else {
if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO) {
slist = 2;
state->fe.dtv_property_cache.guard_interval = state->fe.dtv_property_cache.guard_interval;
dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13)); // P_mode = 1
} else {
} else
slist = 0;
state->fe.dtv_property_cache.transmission_mode = state->fe.dtv_property_cache.transmission_mode;
state->fe.dtv_property_cache.guard_interval = state->fe.dtv_property_cache.guard_interval;
}
}
if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO)
state->fe.dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K;
if (state->fe.dtv_property_cache.guard_interval == GUARD_INTERVAL_AUTO)
state->fe.dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8;
dprintk("using list for autosearch : %d", slist);
dib8000_set_channel(state, (unsigned char)slist, 1);
//dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13)); // P_mode = 1
@ -1733,6 +1730,7 @@ static int dib8000_autosearch_start(struct dvb_frontend *fe)
dib8000_write_word(state, 0, (u16) ((1 << 15) | value));
dib8000_read_word(state, 1284); // reset the INT. n_irq_pending
dib8000_write_word(state, 0, (u16) value);
}
return 0;