V4L/DVB (3878): Convert ttpci/budget-patch to refactored tuner code

Rename pll calls to appropriate tuner calls.
Remove pll functions from demod structures.
Hook tuner call into tuner_ops.
Add pll gate control calls where appropriate.

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/ttpci/budget-patch.c b/drivers/media/dvb/ttpci/budget-patch.c
index 1b3aaac..3515f52 100644
--- a/drivers/media/dvb/ttpci/budget-patch.c
+++ b/drivers/media/dvb/ttpci/budget-patch.c
@@ -258,7 +258,7 @@
 	return 0;
 }
 
-static int alps_bsrv2_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
+static int alps_bsrv2_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 {
 	struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
 	u8 pwr = 0;
@@ -281,7 +281,10 @@
 	// NOTE: since we're using a prescaler of 2, we set the
 	// divisor frequency to 62.5kHz and divide by 125 above
 
-	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
+	if (fe->ops->i2c_gate_ctrl)
+		fe->ops->i2c_gate_ctrl(fe, 1);
+	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1)
+		return -EIO;
 	return 0;
 }
 
@@ -289,10 +292,9 @@
 	.demod_address = 0x08,
 	.xin = 90100000UL,
 	.invert_pwm = 0,
-	.pll_set = alps_bsrv2_pll_set,
 };
 
-static int grundig_29504_451_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
+static int grundig_29504_451_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
 {
 	struct budget_patch* budget = (struct budget_patch*) fe->dvb->priv;
 	u32 div;
@@ -305,13 +307,15 @@
 	data[2] = 0x8e;
 	data[3] = 0x00;
 
-	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
+	if (fe->ops->i2c_gate_ctrl)
+		fe->ops->i2c_gate_ctrl(fe, 1);
+	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1)
+		return -EIO;
 	return 0;
 }
 
 static struct tda8083_config grundig_29504_451_config = {
 	.demod_address = 0x68,
-	.pll_set = grundig_29504_451_pll_set,
 };
 
 static void frontend_init(struct budget_patch* budget)
@@ -323,6 +327,7 @@
 		// try the ALPS BSRV2 first of all
 		budget->dvb_frontend = ves1x93_attach(&alps_bsrv2_config, &budget->i2c_adap);
 		if (budget->dvb_frontend) {
+			budget->dvb_frontend->ops->tuner_ops.set_params = alps_bsrv2_tuner_set_params;
 			budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_patch_diseqc_send_master_cmd;
 			budget->dvb_frontend->ops->diseqc_send_burst = budget_patch_diseqc_send_burst;
 			budget->dvb_frontend->ops->set_tone = budget_patch_set_tone;
@@ -332,6 +337,9 @@
 		// try the ALPS BSRU6 now
 		budget->dvb_frontend = stv0299_attach(&alps_bsru6_config, &budget->i2c_adap);
 		if (budget->dvb_frontend) {
+			budget->dvb_frontend->ops->tuner_ops.set_params = alps_bsru6_tuner_set_params;
+			budget->dvb_frontend->tuner_priv = &budget->i2c_adap;
+
 			budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_diseqc_send_master_cmd;
 			budget->dvb_frontend->ops->diseqc_send_burst = budget_diseqc_send_burst;
 			budget->dvb_frontend->ops->set_tone = budget_set_tone;
@@ -341,6 +349,7 @@
 		// Try the grundig 29504-451
 		budget->dvb_frontend = tda8083_attach(&grundig_29504_451_config, &budget->i2c_adap);
 		if (budget->dvb_frontend) {
+			budget->dvb_frontend->ops->tuner_ops.set_params = grundig_29504_451_tuner_set_params;
 			budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_diseqc_send_master_cmd;
 			budget->dvb_frontend->ops->diseqc_send_burst = budget_diseqc_send_burst;
 			budget->dvb_frontend->ops->set_tone = budget_set_tone;