V4L/DVB (3850): Convert stv0297 to refactored tuner code

Convert to tuner_ops calls.
Remove pll function pointers from structure.
Remove unneeded tuner calls.
Add i2c gate control function.
Remove extra exported pll gate control function.

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

2 files changed, 10 insertions, 13 deletions

diff --git a/drivers/media/dvb/frontends/stv0297.c b/drivers/media/dvb/frontends/stv0297.c
index eb15676d374f..c8c3b74f9958 100644
--- a/drivers/media/dvb/frontends/stv0297.c
+++ b/drivers/media/dvb/frontends/stv0297.c
@@ -276,12 +276,14 @@ static int stv0297_set_inversion(struct stv0297_state *state, fe_spectral_invers
         return 0;
 }
 
-int stv0297_enable_plli2c(struct dvb_frontend *fe)
+static int stv0297_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
 {
         struct stv0297_state *state = fe->demodulator_priv;
 
-        stv0297_writereg(state, 0x87, 0x78);
-        stv0297_writereg(state, 0x86, 0xc8);
+        if (enable) {
+                stv0297_writereg(state, 0x87, 0x78);
+                stv0297_writereg(state, 0x86, 0xc8);
+        }
 
         return 0;
 }
@@ -296,9 +298,6 @@ static int stv0297_init(struct dvb_frontend *fe)
                 stv0297_writereg(state, state->config->inittab[i], state->config->inittab[i+1]);
         msleep(200);
 
-        if (state->config->pll_init)
-                state->config->pll_init(fe);
-
         return 0;
 }
 
@@ -421,7 +420,10 @@ static int stv0297_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_par
         }
 
         stv0297_init(fe);
-        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);
+        }
 
         /* clear software interrupts */
         stv0297_writereg(state, 0x82, 0x0);
@@ -668,6 +670,7 @@ static struct dvb_frontend_ops stv0297_ops = {
 
         .init = stv0297_init,
         .sleep = stv0297_sleep,
+        .i2c_gate_ctrl = stv0297_i2c_gate_ctrl,
 
         .set_frontend = stv0297_set_frontend,
         .get_frontend = stv0297_get_frontend,
@@ -684,4 +687,3 @@ MODULE_AUTHOR("Dennis Noermann and Andrew de Quincey");
 MODULE_LICENSE("GPL");
 
 EXPORT_SYMBOL(stv0297_attach);
-EXPORT_SYMBOL(stv0297_enable_plli2c);
diff --git a/drivers/media/dvb/frontends/stv0297.h b/drivers/media/dvb/frontends/stv0297.h
index 9e53f019db71..8ff793c90038 100644
--- a/drivers/media/dvb/frontends/stv0297.h
+++ b/drivers/media/dvb/frontends/stv0297.h
@@ -37,14 +37,9 @@ struct stv0297_config
 
         /* does the "inversion" need inverted? */
         u8 invert:1;
-
-        /* PLL maintenance */
-        int (*pll_init)(struct dvb_frontend* fe);
-        int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
 };
 
 extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
                                            struct i2c_adapter* i2c);
-extern int stv0297_enable_plli2c(struct dvb_frontend* fe);
 
 #endif // STV0297_H