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V4L/DVB (11584): stv090x: add tone burst control

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Signed-off-by: Andreas Regel <andreas.regel@gmx.de>
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Andreas Regel 2009-04-08 17:27:51 -03:00 committed by Mauro Carvalho Chehab
parent 54d859ec56
commit f9ed95d03e
1 changed files with 66 additions and 0 deletions
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66
drivers/media/dvb/frontends/stv090x.c
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@ -3360,6 +3360,15 @@ static int stv090x_send_diseqc_msg(struct dvb_frontend *fe, struct dvb_diseqc_ma
int i;
reg = STV090x_READ_DEMOD(state, DISTXCTL);
STV090x_SETFIELD_Px(reg, DISTX_MODE_FIELD, 2);
STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 0);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
@ -3373,8 +3382,64 @@ static int stv090x_send_diseqc_msg(struct dvb_frontend *fe, struct dvb_diseqc_ma
if (STV090x_WRITE_DEMOD(state, DISTXDATA, cmd->msg[i]) < 0)
goto err;
}
reg = STV090x_READ_DEMOD(state, DISTXCTL);
STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 0);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
i = 0;
while ((!idle) && (i < 10)) {
reg = STV090x_READ_DEMOD(state, DISTXSTATUS);
idle = STV090x_GETFIELD_Px(reg, TX_IDLE_FIELD);
msleep(10);
i++;
}
return 0;
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
}
static int stv090x_send_diseqc_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t burst)
{
struct stv090x_state *state = fe->demodulator_priv;
u32 reg, idle = 0, fifo_full = 1;
u8 mode, value;
int i;
reg = STV090x_READ_DEMOD(state, DISTXCTL);
if (burst == SEC_MINI_A) {
mode = 3;
value = 0x00;
} else {
mode = 2;
value = 0xFF;
}
STV090x_SETFIELD_Px(reg, DISTX_MODE_FIELD, mode);
STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
STV090x_SETFIELD_Px(reg, DISEQC_RESET_FIELD, 0);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
goto err;
while (fifo_full) {
reg = STV090x_READ_DEMOD(state, DISTXSTATUS);
fifo_full = STV090x_GETFIELD_Px(reg, FIFO_FULL_FIELD);
}
if (STV090x_WRITE_DEMOD(state, DISTXDATA, value) < 0)
goto err;
reg = STV090x_READ_DEMOD(state, DISTXCTL);
STV090x_SETFIELD_Px(reg, DIS_PRECHARGE_FIELD, 0);
if (STV090x_WRITE_DEMOD(state, DISTXCTL, reg) < 0)
@ -3882,6 +3947,7 @@ static struct dvb_frontend_ops stv090x_ops = {
.i2c_gate_ctrl = stv090x_i2c_gate_ctrl,
.diseqc_send_master_cmd = stv090x_send_diseqc_msg,
.diseqc_send_burst = stv090x_send_diseqc_burst,
.diseqc_recv_slave_reply = stv090x_recv_slave_reply,
.set_tone = stv090x_set_tone,