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path: root/drivers/media/dvb/frontends/s5h1420.c
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Diffstat (limited to 'drivers/media/dvb/frontends/s5h1420.c')
-rw-r--r--drivers/media/dvb/frontends/s5h1420.c43
1 files changed, 26 insertions, 17 deletions
diff --git a/drivers/media/dvb/frontends/s5h1420.c b/drivers/media/dvb/frontends/s5h1420.c
index d6947759692..2c2c344c4c6 100644
--- a/drivers/media/dvb/frontends/s5h1420.c
+++ b/drivers/media/dvb/frontends/s5h1420.c
@@ -38,7 +38,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
struct s5h1420_state {
struct i2c_adapter* i2c;
- struct dvb_frontend_ops ops;
const struct s5h1420_config* config;
struct dvb_frontend frontend;
@@ -584,7 +583,6 @@ static int s5h1420_set_frontend(struct dvb_frontend* fe,
struct s5h1420_state* state = fe->demodulator_priv;
int frequency_delta;
struct dvb_frontend_tune_settings fesettings;
- u32 tmp;
/* check if we should do a fast-tune */
memcpy(&fesettings.parameters, p, sizeof(struct dvb_frontend_parameters));
@@ -596,10 +594,17 @@ static int s5h1420_set_frontend(struct dvb_frontend* fe,
(state->fec_inner == p->u.qpsk.fec_inner) &&
(state->symbol_rate == p->u.qpsk.symbol_rate)) {
- if (state->config->pll_set) {
- s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1);
- state->config->pll_set(fe, p, &tmp);
+ 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);
+ }
+ if (fe->ops.tuner_ops.get_frequency) {
+ u32 tmp;
+ fe->ops.tuner_ops.get_frequency(fe, &tmp);
+ if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
s5h1420_setfreqoffset(state, p->frequency - tmp);
+ } else {
+ s5h1420_setfreqoffset(state, 0);
}
return 0;
}
@@ -646,9 +651,9 @@ static int s5h1420_set_frontend(struct dvb_frontend* fe,
s5h1420_writereg(state, 0x05, s5h1420_readreg(state, 0x05) | 1);
/* set tuner PLL */
- if (state->config->pll_set) {
- s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1);
- state->config->pll_set(fe, p, &tmp);
+ 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);
s5h1420_setfreqoffset(state, 0);
}
@@ -708,6 +713,17 @@ static int s5h1420_get_tune_settings(struct dvb_frontend* fe,
return 0;
}
+static int s5h1420_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct s5h1420_state* state = fe->demodulator_priv;
+
+ if (enable) {
+ return s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1);
+ } else {
+ return s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) & 0xfe);
+ }
+}
+
static int s5h1420_init (struct dvb_frontend* fe)
{
struct s5h1420_state* state = fe->demodulator_priv;
@@ -717,13 +733,6 @@ static int s5h1420_init (struct dvb_frontend* fe)
msleep(10);
s5h1420_reset(state);
- /* init PLL */
- if (state->config->pll_init) {
- s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) | 1);
- state->config->pll_init(fe);
- s5h1420_writereg (state, 0x02, s5h1420_readreg(state,0x02) & 0xfe);
- }
-
return 0;
}
@@ -756,7 +765,6 @@ struct dvb_frontend* s5h1420_attach(const struct s5h1420_config* config,
/* setup the state */
state->config = config;
state->i2c = i2c;
- memcpy(&state->ops, &s5h1420_ops, sizeof(struct dvb_frontend_ops));
state->postlocked = 0;
state->fclk = 88000000;
state->tunedfreq = 0;
@@ -769,7 +777,7 @@ struct dvb_frontend* s5h1420_attach(const struct s5h1420_config* config,
goto error;
/* create dvb_frontend */
- state->frontend.ops = &state->ops;
+ memcpy(&state->frontend.ops, &s5h1420_ops, sizeof(struct dvb_frontend_ops));
state->frontend.demodulator_priv = state;
return &state->frontend;
@@ -800,6 +808,7 @@ static struct dvb_frontend_ops s5h1420_ops = {
.init = s5h1420_init,
.sleep = s5h1420_sleep,
+ .i2c_gate_ctrl = s5h1420_i2c_gate_ctrl,
.set_frontend = s5h1420_set_frontend,
.get_frontend = s5h1420_get_frontend,