X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fdvb%2Ffrontends%2Ftda8083.c;h=67415c9db6f7ae180095355858b45045ad9829b7;hb=refs%2Fheads%2Fvserver;hp=168e013d23bd5478f06b048e3185c06e73b72c31;hpb=f7f1b0f1e2fbadeab12d24236000e778aa9b1ead;p=linux-2.6.git diff --git a/drivers/media/dvb/frontends/tda8083.c b/drivers/media/dvb/frontends/tda8083.c index 168e013d2..67415c9db 100644 --- a/drivers/media/dvb/frontends/tda8083.c +++ b/drivers/media/dvb/frontends/tda8083.c @@ -30,13 +30,13 @@ #include #include #include +#include #include "dvb_frontend.h" #include "tda8083.h" struct tda8083_state { struct i2c_adapter* i2c; - struct dvb_frontend_ops ops; /* configuration settings */ const struct tda8083_config* config; struct dvb_frontend frontend; @@ -65,13 +65,13 @@ static int tda8083_writereg (struct tda8083_state* state, u8 reg, u8 data) u8 buf [] = { reg, data }; struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 }; - ret = i2c_transfer(state->i2c, &msg, 1); + ret = i2c_transfer(state->i2c, &msg, 1); - if (ret != 1) - dprintk ("%s: writereg error (reg %02x, ret == %i)\n", + if (ret != 1) + dprintk ("%s: writereg error (reg %02x, ret == %i)\n", __FUNCTION__, reg, ret); - return (ret != 1) ? -1 : 0; + return (ret != 1) ? -1 : 0; } static int tda8083_readregs (struct tda8083_state* state, u8 reg1, u8 *b, u8 len) @@ -86,7 +86,7 @@ static int tda8083_readregs (struct tda8083_state* state, u8 reg1, u8 *b, u8 len dprintk ("%s: readreg error (reg %02x, ret == %i)\n", __FUNCTION__, reg1, ret); - return ret == 2 ? 0 : -1; + return ret == 2 ? 0 : -1; } static inline u8 tda8083_readreg (struct tda8083_state* state, u8 reg) @@ -131,14 +131,14 @@ static fe_code_rate_t tda8083_get_fec (struct tda8083_state* state) static int tda8083_set_symbolrate (struct tda8083_state* state, u32 srate) { - u32 ratio; + u32 ratio; u32 tmp; u8 filter; if (srate > 32000000) - srate = 32000000; - if (srate < 500000) - srate = 500000; + srate = 32000000; + if (srate < 500000) + srate = 500000; filter = 0; if (srate < 24000000) @@ -173,7 +173,7 @@ static void tda8083_wait_diseqc_fifo (struct tda8083_state* state, int timeout) unsigned long start = jiffies; while (jiffies - start < timeout && - !(tda8083_readreg(state, 0x02) & 0x80)) + !(tda8083_readreg(state, 0x02) & 0x80)) { msleep(50); }; @@ -262,12 +262,29 @@ static int tda8083_read_status(struct dvb_frontend* fe, fe_status_t* status) if (sync & 0x10) *status |= FE_HAS_SYNC; + if (sync & 0x20) /* frontend can not lock */ + *status |= FE_TIMEDOUT; + if ((sync & 0x1f) == 0x1f) *status |= FE_HAS_LOCK; return 0; } +static int tda8083_read_ber(struct dvb_frontend* fe, u32* ber) +{ + struct tda8083_state* state = fe->demodulator_priv; + int ret; + u8 buf[3]; + + if ((ret = tda8083_readregs(state, 0x0b, buf, sizeof(buf)))) + return ret; + + *ber = ((buf[0] & 0x1f) << 16) | (buf[1] << 8) | buf[2]; + + return 0; +} + static int tda8083_read_signal_strength(struct dvb_frontend* fe, u16* strength) { struct tda8083_state* state = fe->demodulator_priv; @@ -288,11 +305,26 @@ static int tda8083_read_snr(struct dvb_frontend* fe, u16* snr) return 0; } +static int tda8083_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) +{ + struct tda8083_state* state = fe->demodulator_priv; + + *ucblocks = tda8083_readreg(state, 0x0f); + if (*ucblocks == 0xff) + *ucblocks = 0xffffffff; + + return 0; +} + static int tda8083_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *p) { struct tda8083_state* state = fe->demodulator_priv; - state->config->pll_set(fe, p); + if (fe->ops.tuner_ops.set_params) { + fe->ops.tuner_ops.set_params(fe, p); + if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0); + } + tda8083_set_inversion (state, p->inversion); tda8083_set_fec (state, p->u.qpsk.fec_inner); tda8083_set_symbolrate (state, p->u.qpsk.symbol_rate); @@ -333,8 +365,6 @@ static int tda8083_init(struct dvb_frontend* fe) for (i=0; i<44; i++) tda8083_writereg (state, i, tda8083_init_tab[i]); - if (state->config->pll_init) state->config->pll_init(fe); - tda8083_writereg (state, 0x00, 0x3c); tda8083_writereg (state, 0x00, 0x04); @@ -394,13 +424,12 @@ struct dvb_frontend* tda8083_attach(const struct tda8083_config* config, /* setup the state */ state->config = config; state->i2c = i2c; - memcpy(&state->ops, &tda8083_ops, sizeof(struct dvb_frontend_ops)); /* check if the demod is there */ if ((tda8083_readreg(state, 0x00)) != 0x05) goto error; /* create dvb_frontend */ - state->frontend.ops = &state->ops; + memcpy(&state->frontend.ops, &tda8083_ops, sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; return &state->frontend; @@ -439,6 +468,8 @@ static struct dvb_frontend_ops tda8083_ops = { .read_status = tda8083_read_status, .read_signal_strength = tda8083_read_signal_strength, .read_snr = tda8083_read_snr, + .read_ber = tda8083_read_ber, + .read_ucblocks = tda8083_read_ucblocks, .diseqc_send_master_cmd = tda8083_send_diseqc_msg, .diseqc_send_burst = tda8083_diseqc_send_burst,