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path: root/drivers/media/dvb/frontends/sp8870.c
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Diffstat (limited to 'drivers/media/dvb/frontends/sp8870.c')
-rw-r--r--drivers/media/dvb/frontends/sp8870.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/media/dvb/frontends/sp8870.c b/drivers/media/dvb/frontends/sp8870.c
index 73829e647e5..44ec5b9a469 100644
--- a/drivers/media/dvb/frontends/sp8870.c
+++ b/drivers/media/dvb/frontends/sp8870.c
@@ -44,8 +44,6 @@ struct sp8870_state {
struct i2c_adapter* i2c;
- struct dvb_frontend_ops ops;
-
const struct sp8870_config* config;
struct dvb_frontend frontend;
@@ -262,9 +260,10 @@ static int sp8870_set_frontend_parameters (struct dvb_frontend* fe,
sp8870_microcontroller_stop(state);
// set tuner parameters
- sp8870_writereg(state, 0x206, 0x001);
- state->config->pll_set(fe, p);
- sp8870_writereg(state, 0x206, 0x000);
+ 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);
+ }
// sample rate correction bit [23..17]
sp8870_writereg(state, 0x0319, 0x000A);
@@ -349,13 +348,6 @@ static int sp8870_init (struct dvb_frontend* fe)
sp8870_writereg(state, 0x0D00, 0x010);
sp8870_writereg(state, 0x0D01, 0x000);
- /* setup PLL */
- if (state->config->pll_init) {
- sp8870_writereg(state, 0x206, 0x001);
- state->config->pll_init(fe);
- sp8870_writereg(state, 0x206, 0x000);
- }
-
return 0;
}
@@ -541,6 +533,17 @@ static int sp8870_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend
return 0;
}
+static int sp8870_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct sp8870_state* state = fe->demodulator_priv;
+
+ if (enable) {
+ return sp8870_writereg(state, 0x206, 0x001);
+ } else {
+ return sp8870_writereg(state, 0x206, 0x000);
+ }
+}
+
static void sp8870_release(struct dvb_frontend* fe)
{
struct sp8870_state* state = fe->demodulator_priv;
@@ -561,14 +564,13 @@ struct dvb_frontend* sp8870_attach(const struct sp8870_config* config,
/* setup the state */
state->config = config;
state->i2c = i2c;
- memcpy(&state->ops, &sp8870_ops, sizeof(struct dvb_frontend_ops));
state->initialised = 0;
/* check if the demod is there */
if (sp8870_readreg(state, 0x0200) < 0) goto error;
/* create dvb_frontend */
- state->frontend.ops = &state->ops;
+ memcpy(&state->frontend.ops, &sp8870_ops, sizeof(struct dvb_frontend_ops));
state->frontend.demodulator_priv = state;
return &state->frontend;
@@ -597,6 +599,7 @@ static struct dvb_frontend_ops sp8870_ops = {
.init = sp8870_init,
.sleep = sp8870_sleep,
+ .i2c_gate_ctrl = sp8870_i2c_gate_ctrl,
.set_frontend = sp8870_set_frontend,
.get_tune_settings = sp8870_get_tune_settings,