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Diffstat (limited to 'drivers/media/dvb/b2c2/flexcop-fe-tuner.c')
-rw-r--r--drivers/media/dvb/b2c2/flexcop-fe-tuner.c218
1 files changed, 57 insertions, 161 deletions
diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
index 9a6307a347b2..850a6c606750 100644
--- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
@@ -66,7 +66,7 @@ static int flexcop_sleep(struct dvb_frontend* fe)
#endif
/* SkyStar2 DVB-S rev 2.3 */
-#if FE_SUPPORTED(MT312)
+#if FE_SUPPORTED(MT312) && FE_SUPPORTED(PLL)
static int flexcop_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
{
/* u16 wz_half_period_for_45_mhz[] = { 0x01ff, 0x0154, 0x00ff, 0x00cc }; */
@@ -155,55 +155,34 @@ static struct mt312_config skystar23_samsung_tbdu18132_config = {
.demod_address = 0x0e,
};
-static int skystar23_samsung_tbdu18132_tuner_set_params(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *params)
-{
- u8 buf[4];
- u32 div;
- struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf,
- .len = sizeof(buf) };
- struct flexcop_device *fc = fe->dvb->priv;
- div = (params->frequency + (125/2)) / 125;
-
- buf[0] = (div >> 8) & 0x7f;
- buf[1] = (div >> 0) & 0xff;
- buf[2] = 0x84 | ((div >> 10) & 0x60);
- buf[3] = 0x80;
-
- if (params->frequency < 1550000)
- buf[3] |= 0x02;
-
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 1);
- if (i2c_transfer(&fc->fc_i2c_adap[0].i2c_adap, &msg, 1) != 1)
- return -EIO;
- return 0;
-}
-
static int skystar2_rev23_attach(struct flexcop_device *fc,
struct i2c_adapter *i2c)
{
+ struct dvb_frontend_ops *ops;
+
fc->fe = dvb_attach(mt312_attach, &skystar23_samsung_tbdu18132_config, i2c);
- if (fc->fe != NULL) {
- struct dvb_frontend_ops *ops = &fc->fe->ops;
- ops->tuner_ops.set_params =
- skystar23_samsung_tbdu18132_tuner_set_params;
- ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd;
- ops->diseqc_send_burst = flexcop_diseqc_send_burst;
- ops->set_tone = flexcop_set_tone;
- ops->set_voltage = flexcop_set_voltage;
- fc->fe_sleep = ops->sleep;
- ops->sleep = flexcop_sleep;
- return 1;
- }
- return 0;
+ if (!fc->fe)
+ return 0;
+
+ if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, i2c,
+ DVB_PLL_SAMSUNG_TBDU18132))
+ return 0;
+
+ ops = &fc->fe->ops;
+ ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd;
+ ops->diseqc_send_burst = flexcop_diseqc_send_burst;
+ ops->set_tone = flexcop_set_tone;
+ ops->set_voltage = flexcop_set_voltage;
+ fc->fe_sleep = ops->sleep;
+ ops->sleep = flexcop_sleep;
+ return 1;
}
#else
#define skystar2_rev23_attach NULL
#endif
/* SkyStar2 DVB-S rev 2.6 */
-#if FE_SUPPORTED(STV0299)
+#if FE_SUPPORTED(STV0299) && FE_SUPPORTED(PLL)
static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend *fe,
u32 srate, u32 ratio)
{
@@ -232,31 +211,6 @@ static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend *fe,
return 0;
}
-static int samsung_tbmu24112_tuner_set_params(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *params)
-{
- u8 buf[4];
- u32 div;
- struct i2c_msg msg = {
- .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
- struct flexcop_device *fc = fe->dvb->priv;
- div = params->frequency / 125;
-
- buf[0] = (div >> 8) & 0x7f;
- buf[1] = div & 0xff;
- buf[2] = 0x84; /* 0xC4 */
- buf[3] = 0x08;
-
- if (params->frequency < 1500000)
- buf[3] |= 0x10;
-
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 1);
- if (i2c_transfer(&fc->fc_i2c_adap[0].i2c_adap, &msg, 1) != 1)
- return -EIO;
- return 0;
-}
-
static u8 samsung_tbmu24112_inittab[] = {
0x01, 0x15,
0x02, 0x30,
@@ -318,15 +272,18 @@ static int skystar2_rev26_attach(struct flexcop_device *fc,
struct i2c_adapter *i2c)
{
fc->fe = dvb_attach(stv0299_attach, &samsung_tbmu24112_config, i2c);
- if (fc->fe != NULL) {
- struct dvb_frontend_ops *ops = &fc->fe->ops;
- ops->tuner_ops.set_params = samsung_tbmu24112_tuner_set_params;
- ops->set_voltage = flexcop_set_voltage;
- fc->fe_sleep = ops->sleep;
- ops->sleep = flexcop_sleep;
- return 1;
- }
- return 0;
+ if (!fc->fe)
+ return 0;
+
+ if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, i2c,
+ DVB_PLL_SAMSUNG_TBMU24112))
+ return 0;
+
+ fc->fe->ops.set_voltage = flexcop_set_voltage;
+ fc->fe_sleep = fc->fe->ops.sleep;
+ fc->fe->ops.sleep = flexcop_sleep;
+ return 1;
+
}
#else
#define skystar2_rev26_attach NULL
@@ -421,7 +378,7 @@ static int skystar2_rev28_attach(struct flexcop_device *fc,
if (!fc->fe)
return 0;
- i2c_tuner = cx24123_get_tuner_i2c_adapter(fc->fe);;
+ i2c_tuner = cx24123_get_tuner_i2c_adapter(fc->fe);
if (!i2c_tuner)
return 0;
@@ -449,7 +406,7 @@ static int skystar2_rev28_attach(struct flexcop_device *fc,
#endif
/* AirStar DVB-T */
-#if FE_SUPPORTED(MT352)
+#if FE_SUPPORTED(MT352) && FE_SUPPORTED(PLL)
static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend *fe)
{
static u8 mt352_clock_config[] = { 0x89, 0x18, 0x2d };
@@ -467,32 +424,6 @@ static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend *fe)
return 0;
}
-static int samsung_tdtc9251dh0_calc_regs(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *params, u8* pllbuf, int buf_len)
-{
- u32 div;
- unsigned char bs = 0;
-
- if (buf_len < 5)
- return -EINVAL;
-
-#define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */
- div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
- if (params->frequency >= 48000000 && params->frequency <= 154000000) \
- bs = 0x09;
- if (params->frequency >= 161000000 && params->frequency <= 439000000) \
- bs = 0x0a;
- if (params->frequency >= 447000000 && params->frequency <= 863000000) \
- bs = 0x08;
-
- pllbuf[0] = 0x61;
- pllbuf[1] = div >> 8;
- pllbuf[2] = div & 0xff;
- pllbuf[3] = 0xcc;
- pllbuf[4] = bs;
- return 5;
-}
-
static struct mt352_config samsung_tdtc9251dh0_config = {
.demod_address = 0x0f,
.demod_init = samsung_tdtc9251dh0_demod_init,
@@ -502,11 +433,11 @@ static int airstar_dvbt_attach(struct flexcop_device *fc,
struct i2c_adapter *i2c)
{
fc->fe = dvb_attach(mt352_attach, &samsung_tdtc9251dh0_config, i2c);
- if (fc->fe != NULL) {
- fc->fe->ops.tuner_ops.calc_regs = samsung_tdtc9251dh0_calc_regs;
- return 1;
- }
- return 0;
+ if (!fc->fe)
+ return 0;
+
+ return !!dvb_attach(dvb_pll_attach, fc->fe, 0x61, NULL,
+ DVB_PLL_SAMSUNG_TDTC9251DH0);
}
#else
#define airstar_dvbt_attach NULL
@@ -580,54 +511,7 @@ static int airstar_atsc3_attach(struct flexcop_device *fc,
#endif
/* CableStar2 DVB-C */
-#if FE_SUPPORTED(STV0297)
-static int alps_tdee4_stv0297_tuner_set_params(struct dvb_frontend* fe,
- struct dvb_frontend_parameters *fep)
-{
- struct flexcop_device *fc = fe->dvb->priv;
- u8 buf[4];
- u16 div;
- int ret;
-
-/* 62.5 kHz * 10 */
-#define REF_FREQ 625
-#define FREQ_OFFSET 36125
-
- div = ((fep->frequency/1000 + FREQ_OFFSET) * 10) / REF_FREQ;
-/* 4 MHz = 4000 KHz */
-
- buf[0] = (u8)( div >> 8) & 0x7f;
- buf[1] = (u8) div & 0xff;
-
-/* F(osc) = N * Reference Freq. (62.5 kHz)
- * byte 2 : 0 N14 N13 N12 N11 N10 N9 N8
- * byte 3 : N7 N6 N5 N4 N3 N2 N1 N0
- * byte 4 : 1 * * AGD R3 R2 R1 R0
- * byte 5 : C1 * RE RTS BS4 BS3 BS2 BS1
- * AGD = 1, R3 R2 R1 R0 = 0 1 0 1 => byte 4 = 1**10101 = 0x95 */
- buf[2] = 0x95;
-
-/* Range(MHz) C1 * RE RTS BS4 BS3 BS2 BS1 Byte 5
- * 47 - 153 0 * 0 0 0 0 0 1 0x01
- * 153 - 430 0 * 0 0 0 0 1 0 0x02
- * 430 - 822 0 * 0 0 1 0 0 0 0x08
- * 822 - 862 1 * 0 0 1 0 0 0 0x88 */
-
- if (fep->frequency <= 153000000) buf[3] = 0x01;
- else if (fep->frequency <= 430000000) buf[3] = 0x02;
- else if (fep->frequency <= 822000000) buf[3] = 0x08;
- else buf[3] = 0x88;
-
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 0);
- deb_tuner("tuner buffer for %d Hz: %x %x %x %x\n", fep->frequency,
- buf[0], buf[1], buf[2], buf[3]);
- ret = fc->i2c_request(&fc->fc_i2c_adap[2],
- FC_WRITE, 0x61, buf[0], &buf[1], 3);
- deb_tuner("tuner write returned: %d\n",ret);
- return ret;
-}
-
+#if FE_SUPPORTED(STV0297) && FE_SUPPORTED(PLL)
static u8 alps_tdee4_stv0297_inittab[] = {
0x80, 0x01,
0x80, 0x00,
@@ -711,13 +595,25 @@ static int cablestar2_attach(struct flexcop_device *fc,
{
fc->fc_i2c_adap[0].no_base_addr = 1;
fc->fe = dvb_attach(stv0297_attach, &alps_tdee4_stv0297_config, i2c);
- if (!fc->fe) {
- /* Reset for next frontend to try */
- fc->fc_i2c_adap[0].no_base_addr = 0;
- return 0;
- }
- fc->fe->ops.tuner_ops.set_params = alps_tdee4_stv0297_tuner_set_params;
+ if (!fc->fe)
+ goto fail;
+
+ /* This tuner doesn't use the stv0297's I2C gate, but instead the
+ * tuner is connected to a different flexcop I2C adapter. */
+ if (fc->fe->ops.i2c_gate_ctrl)
+ fc->fe->ops.i2c_gate_ctrl(fc->fe, 0);
+ fc->fe->ops.i2c_gate_ctrl = NULL;
+
+ if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61,
+ &fc->fc_i2c_adap[2].i2c_adap, DVB_PLL_TDEE4))
+ goto fail;
+
return 1;
+
+fail:
+ /* Reset for next frontend to try */
+ fc->fc_i2c_adap[0].no_base_addr = 0;
+ return 0;
}
#else
#define cablestar2_attach NULL
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-09 04:19:26 +0200