V4L/DVB (3856): Convert sp887x to refactored tuner code

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

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/frontends/sp887x.c b/drivers/media/dvb/frontends/sp887x.c
index eb8a602..543dfa1 100644
--- a/drivers/media/dvb/frontends/sp887x.c
+++ b/drivers/media/dvb/frontends/sp887x.c
@@ -208,15 +208,6 @@
 	/* bit 0x010: enable data valid signal */
 	sp887x_writereg(state, 0xd00, 0x010);
 	sp887x_writereg(state, 0x0d1, 0x000);
-
-	/* setup the PLL */
-	if (state->config->pll_init) {
-		sp887x_writereg(state, 0x206, 0x001);
-		state->config->pll_init(fe);
-		sp887x_writereg(state, 0x206, 0x000);
-	}
-
-	printk ("done.\n");
 	return 0;
 };
 
@@ -362,9 +353,16 @@
 	sp887x_microcontroller_stop(state);
 
 	/* setup the PLL */
-	sp887x_writereg(state, 0x206, 0x001);
-	actual_freq = state->config->pll_set(fe, p);
-	sp887x_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);
+	}
+	if (fe->ops->tuner_ops.get_frequency) {
+		fe->ops->tuner_ops.get_frequency(fe, &actual_freq);
+		if (fe->ops->i2c_gate_ctrl) fe->ops->i2c_gate_ctrl(fe, 0);
+	} else {
+		actual_freq = p->frequency;
+	}
 
 	/* read status reg in order to clear <pending irqs */
 	sp887x_readreg(state, 0x200);
@@ -486,6 +484,17 @@
 	return 0;
 }
 
+static int sp887x_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+	struct sp887x_state* state = fe->demodulator_priv;
+
+	if (enable) {
+		return sp887x_writereg(state, 0x206, 0x001);
+	} else {
+		return sp887x_writereg(state, 0x206, 0x000);
+	}
+}
+
 static int sp887x_sleep(struct dvb_frontend* fe)
 {
 	struct sp887x_state* state = fe->demodulator_priv;
@@ -589,6 +598,7 @@
 
 	.init = sp887x_init,
 	.sleep = sp887x_sleep,
+	.i2c_gate_ctrl = sp887x_i2c_gate_ctrl,
 
 	.set_frontend = sp887x_setup_frontend_parameters,
 	.get_tune_settings = sp887x_get_tune_settings,