[PATCH] dvb: Remove broken stv0299 enhanced tuning code

Remove broken stv0299 enhanced tuning code

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Cc: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

9 files changed, 10 insertions, 57 deletions

diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
index 47e28b0ee951..bf5651b98bbb 100644
--- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
@@ -234,7 +234,6 @@ static struct stv0299_config samsung_tbmu24112_config = {
         .inittab = samsung_tbmu24112_inittab,
         .mclk = 88000000UL,
         .invert = 0,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_LK,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,
diff --git a/drivers/media/dvb/frontends/stv0299.c b/drivers/media/dvb/frontends/stv0299.c
index ae00d7a40d7c..35dc8439be1b 100644
--- a/drivers/media/dvb/frontends/stv0299.c
+++ b/drivers/media/dvb/frontends/stv0299.c
@@ -553,49 +553,16 @@ static int stv0299_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par
         if (state->config->invert) invval = (~invval) & 1;
         stv0299_writeregI(state, 0x0c, (stv0299_readreg(state, 0x0c) & 0xfe) | invval);
 
-        if (state->config->enhanced_tuning) {
-                /* check if we should do a finetune */
-                int frequency_delta = p->frequency - state->tuner_frequency;
-                int minmax = p->u.qpsk.symbol_rate / 2000;
-                if (minmax < 5000) minmax = 5000;
-
-                if ((frequency_delta > -minmax) && (frequency_delta < minmax) && (frequency_delta != 0) &&
-                    (state->fec_inner == p->u.qpsk.fec_inner) &&
-                    (state->symbol_rate == p->u.qpsk.symbol_rate)) {
-                        int Drot_freq = (frequency_delta << 16) / (state->config->mclk / 1000);
-
-                        // zap the derotator registers first
-                        stv0299_writeregI(state, 0x22, 0x00);
-                        stv0299_writeregI(state, 0x23, 0x00);
-
-                        // now set them as we want
-                        stv0299_writeregI(state, 0x22, Drot_freq >> 8);
-                        stv0299_writeregI(state, 0x23, Drot_freq);
-                } else {
-                        /* A "normal" tune is requested */
-                        stv0299_writeregI(state, 0x05, 0xb5);   /*  enable i2c repeater on stv0299  */
-                        state->config->pll_set(fe, state->i2c, p);
-                        stv0299_writeregI(state, 0x05, 0x35);   /*  disable i2c repeater on stv0299  */
-
-                        stv0299_writeregI(state, 0x32, 0x80);
-                        stv0299_writeregI(state, 0x22, 0x00);
-                        stv0299_writeregI(state, 0x23, 0x00);
-                        stv0299_writeregI(state, 0x32, 0x19);
-                        stv0299_set_symbolrate (fe, p->u.qpsk.symbol_rate);
-                        stv0299_set_FEC (state, p->u.qpsk.fec_inner);
-                }
-        } else {
-                stv0299_writeregI(state, 0x05, 0xb5);   /*  enable i2c repeater on stv0299  */
-                state->config->pll_set(fe, state->i2c, p);
-                stv0299_writeregI(state, 0x05, 0x35);   /*  disable i2c repeater on stv0299  */
-
-                stv0299_set_FEC (state, p->u.qpsk.fec_inner);
-                stv0299_set_symbolrate (fe, p->u.qpsk.symbol_rate);
-                stv0299_writeregI(state, 0x22, 0x00);
-                stv0299_writeregI(state, 0x23, 0x00);
-                stv0299_readreg (state, 0x23);
-                stv0299_writeregI(state, 0x12, 0xb9);
-        }
+        stv0299_writeregI(state, 0x05, 0xb5);   /*  enable i2c repeater on stv0299  */
+        state->config->pll_set(fe, state->i2c, p);
+        stv0299_writeregI(state, 0x05, 0x35);   /*  disable i2c repeater on stv0299  */
+
+        stv0299_set_FEC (state, p->u.qpsk.fec_inner);
+        stv0299_set_symbolrate (fe, p->u.qpsk.symbol_rate);
+        stv0299_writeregI(state, 0x22, 0x00);
+        stv0299_writeregI(state, 0x23, 0x00);
+        stv0299_readreg (state, 0x23);
+        stv0299_writeregI(state, 0x12, 0xb9);
 
         state->tuner_frequency = p->frequency;
         state->fec_inner = p->u.qpsk.fec_inner;
diff --git a/drivers/media/dvb/frontends/stv0299.h b/drivers/media/dvb/frontends/stv0299.h
index d0c4484861e1..9af3d71c89db 100644
--- a/drivers/media/dvb/frontends/stv0299.h
+++ b/drivers/media/dvb/frontends/stv0299.h
@@ -73,9 +73,6 @@ struct stv0299_config
         /* does the inversion require inversion? */
         u8 invert:1;
 
-        /* Should the enhanced tuning code be used? */
-        u8 enhanced_tuning:1;
-
         /* Skip reinitialisation? */
         u8 skip_reinit:1;
 
diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c
index 22b203f8ff27..820eea294326 100644
--- a/drivers/media/dvb/ttpci/av7110.c
+++ b/drivers/media/dvb/ttpci/av7110.c
@@ -1644,7 +1644,6 @@ static struct stv0299_config alps_bsru6_config = {
         .inittab = alps_bsru6_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,
@@ -1721,7 +1720,6 @@ static struct stv0299_config alps_bsbe1_config = {
         .inittab = alps_bsbe1_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .min_delay_ms = 100,
         .set_symbol_rate = alps_bsru6_set_symbol_rate,
diff --git a/drivers/media/dvb/ttpci/budget-av.c b/drivers/media/dvb/ttpci/budget-av.c
index 7692cd23f839..ac108102b67a 100644
--- a/drivers/media/dvb/ttpci/budget-av.c
+++ b/drivers/media/dvb/ttpci/budget-av.c
@@ -531,7 +531,6 @@ static struct stv0299_config typhoon_config = {
         .inittab = typhoon_cinergy1200s_inittab,
         .mclk = 88000000UL,
         .invert = 0,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP0,
@@ -546,7 +545,6 @@ static struct stv0299_config cinergy_1200s_config = {
         .inittab = typhoon_cinergy1200s_inittab,
         .mclk = 88000000UL,
         .invert = 0,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_0,
         .volt13_op0_op1 = STV0299_VOLT13_OP0,
diff --git a/drivers/media/dvb/ttpci/budget-ci.c b/drivers/media/dvb/ttpci/budget-ci.c
index 51c30ba68140..9263ed686fdc 100644
--- a/drivers/media/dvb/ttpci/budget-ci.c
+++ b/drivers/media/dvb/ttpci/budget-ci.c
@@ -580,7 +580,6 @@ static struct stv0299_config alps_bsru6_config = {
         .inittab = alps_bsru6_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,
@@ -710,7 +709,6 @@ static struct stv0299_config philips_su1278_tt_config = {
         .inittab = philips_su1278_tt_inittab,
         .mclk = 64000000UL,
         .invert = 0,
-        .enhanced_tuning = 1,
         .skip_reinit = 1,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,
diff --git a/drivers/media/dvb/ttpci/budget-patch.c b/drivers/media/dvb/ttpci/budget-patch.c
index b1f21ef0e3b3..8ee4ac5b536b 100644
--- a/drivers/media/dvb/ttpci/budget-patch.c
+++ b/drivers/media/dvb/ttpci/budget-patch.c
@@ -379,7 +379,6 @@ static struct stv0299_config alps_bsru6_config = {
         .inittab = alps_bsru6_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,
diff --git a/drivers/media/dvb/ttpci/budget.c b/drivers/media/dvb/ttpci/budget.c
index 0f6ead848e4d..ba308349ac9e 100644
--- a/drivers/media/dvb/ttpci/budget.c
+++ b/drivers/media/dvb/ttpci/budget.c
@@ -360,7 +360,6 @@ static struct stv0299_config alps_bsru6_config = {
         .inittab = alps_bsru6_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,
@@ -436,7 +435,6 @@ static struct stv0299_config alps_bsbe1_config = {
         .inittab = alps_bsbe1_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .min_delay_ms = 100,
         .set_symbol_rate = alps_bsru6_set_symbol_rate,
diff --git a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
index d200ab0ad9e7..2d519982eadc 100644
--- a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
+++ b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
@@ -1335,7 +1335,6 @@ static struct stv0299_config alps_stv0299_config = {
         .inittab = alps_bsru6_inittab,
         .mclk = 88000000UL,
         .invert = 1,
-        .enhanced_tuning = 0,
         .skip_reinit = 0,
         .lock_output = STV0229_LOCKOUTPUT_1,
         .volt13_op0_op1 = STV0299_VOLT13_OP1,