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authorAndreas Regel <andreas.regel@gmx.de>2009-04-08 17:27:51 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-06-16 18:20:38 -0300
commitf9ed95d03e3a736627493690bfd1cb893ebaa200 (patch)
treebc197ec907eaf4cae12cfd8fed6371f704eb9c5f /drivers
parent54d859ec563d2f0cbbc03e45e204325c5f2118bf (diff)
V4L/DVB (11584): stv090x: add tone burst control
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/dvb/frontends/stv090x.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index b450bf12db4..0643bffea50 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -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,