diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb/frontends/cx24116.c | 37 |
1 files changed, 31 insertions, 6 deletions
diff --git a/drivers/media/dvb/frontends/cx24116.c b/drivers/media/dvb/frontends/cx24116.c index 1402086a5c4..2ff9e20c595 100644 --- a/drivers/media/dvb/frontends/cx24116.c +++ b/drivers/media/dvb/frontends/cx24116.c @@ -30,6 +30,11 @@ * Sync with legacy version. * Some clean ups. */ +/* Updates by Igor Liplianin + * + * September, 9th 2008 + * Fixed locking on high symbol rates (>30000). + */ #include <linux/slab.h> #include <linux/kernel.h> @@ -809,7 +814,7 @@ static int cx24116_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par struct tv_frontend_properties *c = &fe->tv_property_cache; struct cx24116_cmd cmd; fe_status_t tunerstat; - int ret; + int ret, above30msps; u8 retune=4; dprintk("%s()\n",__func__); @@ -839,6 +844,16 @@ static int cx24116_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par if (state->config->set_ts_params) state->config->set_ts_params(fe, 0); + above30msps = (state->dcur.symbol_rate > 30000000); + + if (above30msps){ + cx24116_writereg(state, 0xF9, 0x01); + cx24116_writereg(state, 0xF3, 0x44); + } else { + cx24116_writereg(state, 0xF9, 0x00); + cx24116_writereg(state, 0xF3, 0x46); + } + /* Prepare a tune request */ cmd.args[0x00] = CMD_TUNEREQUEST; @@ -866,11 +881,21 @@ static int cx24116_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par cmd.args[0x0b] = 0x00; cmd.args[0x0c] = 0x02; cmd.args[0x0d] = state->dcur.fec_mask; - cmd.args[0x0e] = 0x06; - cmd.args[0x0f] = 0x00; - cmd.args[0x10] = 0x00; - cmd.args[0x11] = 0xFA; - cmd.args[0x12] = 0x24; + + if (above30msps){ + cmd.args[0x0e] = 0x04; + cmd.args[0x0f] = 0x00; + cmd.args[0x10] = 0x01; + cmd.args[0x11] = 0x77; + cmd.args[0x12] = 0x36; + } else { + cmd.args[0x0e] = 0x06; + cmd.args[0x0f] = 0x00; + cmd.args[0x10] = 0x00; + cmd.args[0x11] = 0xFA; + cmd.args[0x12] = 0x24; + } + cmd.len= 0x13; /* We need to support pilot and non-pilot tuning in the |