diff options
Diffstat (limited to 'drivers/media/dvb/frontends/stb0899_drv.c')
| -rw-r--r-- | drivers/media/dvb/frontends/stb0899_drv.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/stb0899_drv.c b/drivers/media/dvb/frontends/stb0899_drv.c index fe298654b34..319c71ed321 100644 --- a/drivers/media/dvb/frontends/stb0899_drv.c +++ b/drivers/media/dvb/frontends/stb0899_drv.c @@ -796,6 +796,42 @@ static int stb0899_send_diseqc_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t return 0; } +static int stb0899_diseqc_init(struct stb0899_state *state) +{ + struct dvb_diseqc_master_cmd tx_data; + struct dvb_diseqc_slave_reply rx_data; + + u8 f22_tx, f22_rx, reg; + + u32 mclk, tx_freq = 22000, count = 0, i; + + u32 trial = 0; /* try max = 2 (try 20khz and 17.5 khz) */ + u32 ret_1 = 0; /* 20 Khz status */ + u32 ret_2 = 0; /* 17.5 Khz status */ + + tx_data.msg[0] = 0xe2; + tx_data.msg_len = 3; + reg = stb0899_read_reg(state, STB0899_DISCNTRL2); + STB0899_SETFIELD_VAL(ONECHIP_TRX, reg, 0); + stb0899_write_reg(state, STB0899_DISCNTRL2, reg); + + /* disable Tx spy */ + reg = stb0899_read_reg(state, STB0899_DISCNTRL1); + STB0899_SETFIELD_VAL(DISEQCRESET, reg, 1); + stb0899_write_reg(state, STB0899_DISCNTRL1, reg); + + reg = stb0899_read_reg(state, STB0899_DISCNTRL1); + STB0899_SETFIELD_VAL(DISEQCRESET, reg, 0); + stb0899_write_reg(state, STB0899_DISCNTRL1, reg); + + mclk = stb0899_get_mclk(state); + f22_tx = mclk / (tx_freq * 32); + stb0899_write_reg(state, STB0899_DISF22, f22_tx); /* DiSEqC Tx freq */ + state->rx_freq = 20000; + f22_rx = mclk / (state->rx_freq * 32); + + return 0; +} static int stb0899_sleep(struct dvb_frontend *fe) { @@ -863,7 +899,7 @@ static int stb0899_init(struct dvb_frontend *fe) stb0899_write_reg(state, config->init_tst[i].address, config->init_tst[i].data); stb0899_init_calc(state); -// stb0899_diseqc_init(state); + stb0899_diseqc_init(state); return 0; } |