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path: root/drivers/media/dvb/frontends/tda18271-fe.c
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Diffstat (limited to 'drivers/media/dvb/frontends/tda18271-fe.c')
-rw-r--r--drivers/media/dvb/frontends/tda18271-fe.c418
1 files changed, 173 insertions, 245 deletions
diff --git a/drivers/media/dvb/frontends/tda18271-fe.c b/drivers/media/dvb/frontends/tda18271-fe.c
index dfe72aaec38..b262100ae89 100644
--- a/drivers/media/dvb/frontends/tda18271-fe.c
+++ b/drivers/media/dvb/frontends/tda18271-fe.c
@@ -31,30 +31,23 @@ static int tda18271_cal_on_startup;
module_param_named(cal, tda18271_cal_on_startup, int, 0644);
MODULE_PARM_DESC(cal, "perform RF tracking filter calibration on startup");
-static LIST_HEAD(tda18271_list);
static DEFINE_MUTEX(tda18271_list_mutex);
+static LIST_HEAD(hybrid_tuner_instance_list);
/*---------------------------------------------------------------------*/
-static int tda18271_ir_cal_init(struct dvb_frontend *fe)
+static inline int charge_pump_source(struct dvb_frontend *fe, int force)
{
struct tda18271_priv *priv = fe->tuner_priv;
- unsigned char *regs = priv->tda18271_regs;
-
- tda18271_read_regs(fe);
-
- /* test IR_CAL_OK to see if we need init */
- if ((regs[R_EP1] & 0x08) == 0)
- tda18271_init_regs(fe);
-
- return 0;
+ return tda18271_charge_pump_source(fe,
+ (priv->role == TDA18271_SLAVE) ?
+ TDA18271_CAL_PLL :
+ TDA18271_MAIN_PLL, force);
}
-/* ------------------------------------------------------------------ */
-
static int tda18271_channel_configuration(struct dvb_frontend *fe,
- u32 ifc, u32 freq, u32 bw, u8 std,
- int radio)
+ struct tda18271_std_map_item *map,
+ u32 freq, u32 bw)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
@@ -64,38 +57,34 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
/* set standard */
regs[R_EP3] &= ~0x1f; /* clear std bits */
- regs[R_EP3] |= std;
+ regs[R_EP3] |= (map->agc_mode << 3) | map->std;
+
+ /* set rfagc to high speed mode */
+ regs[R_EP3] &= ~0x04;
/* set cal mode to normal */
regs[R_EP4] &= ~0x03;
/* update IF output level & IF notch frequency */
regs[R_EP4] &= ~0x1c; /* clear if level bits */
+ regs[R_EP4] |= (map->if_lvl << 2);
switch (priv->mode) {
case TDA18271_ANALOG:
regs[R_MPD] &= ~0x80; /* IF notch = 0 */
break;
case TDA18271_DIGITAL:
- regs[R_EP4] |= 0x04; /* IF level = 1 */
regs[R_MPD] |= 0x80; /* IF notch = 1 */
break;
}
- if (radio)
- regs[R_EP4] |= 0x80;
- else
- regs[R_EP4] &= ~0x80;
+ /* update FM_RFn */
+ regs[R_EP4] &= ~0x80;
+ regs[R_EP4] |= map->fm_rfn << 7;
- /* update RF_TOP / IF_TOP */
- switch (priv->mode) {
- case TDA18271_ANALOG:
- regs[R_EB22] = 0x2c;
- break;
- case TDA18271_DIGITAL:
- regs[R_EB22] = 0x37;
- break;
- }
+ /* update rf top / if top */
+ regs[R_EB22] = 0x00;
+ regs[R_EB22] |= map->rfagc_top;
tda18271_write_regs(fe, R_EB22, 1);
/* --------------------------------------------------------------- */
@@ -117,8 +106,14 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
/* dual tuner and agc1 extra configuration */
- /* main vco when Master, cal vco when slave */
- regs[R_EB1] |= 0x04; /* FIXME: assumes master */
+ switch (priv->role) {
+ case TDA18271_MASTER:
+ regs[R_EB1] |= 0x04; /* main vco */
+ break;
+ case TDA18271_SLAVE:
+ regs[R_EB1] &= ~0x04; /* cal vco */
+ break;
+ }
/* agc1 always active */
regs[R_EB1] &= ~0x02;
@@ -130,25 +125,40 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
/* --------------------------------------------------------------- */
- N = freq + ifc;
+ N = map->if_freq * 1000 + freq;
- /* FIXME: assumes master */
- tda18271_calc_main_pll(fe, N);
- tda18271_write_regs(fe, R_MPD, 4);
+ switch (priv->role) {
+ case TDA18271_MASTER:
+ tda18271_calc_main_pll(fe, N);
+ tda18271_write_regs(fe, R_MPD, 4);
+ break;
+ case TDA18271_SLAVE:
+ tda18271_calc_cal_pll(fe, N);
+ tda18271_write_regs(fe, R_CPD, 4);
+
+ regs[R_MPD] = regs[R_CPD] & 0x7f;
+ tda18271_write_regs(fe, R_MPD, 1);
+ break;
+ }
tda18271_write_regs(fe, R_TM, 7);
- /* main pll charge pump source */
- regs[R_EB4] |= 0x20;
- tda18271_write_regs(fe, R_EB4, 1);
+ /* force charge pump source */
+ charge_pump_source(fe, 1);
msleep(1);
- /* normal operation for the main pll */
- regs[R_EB4] &= ~0x20;
- tda18271_write_regs(fe, R_EB4, 1);
+ /* return pll to normal operation */
+ charge_pump_source(fe, 0);
- msleep(5);
+ msleep(20);
+
+ /* set rfagc to normal speed mode */
+ if (map->fm_rfn)
+ regs[R_EP3] &= ~0x04;
+ else
+ regs[R_EP3] |= 0x04;
+ tda18271_write_regs(fe, R_EP3, 1);
return 0;
}
@@ -195,8 +205,10 @@ static int tda18271_read_thermometer(struct dvb_frontend *fe)
return tm;
}
-static int tda18271_rf_tracking_filters_correction(struct dvb_frontend *fe,
- u32 freq)
+/* ------------------------------------------------------------------ */
+
+static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe,
+ u32 freq)
{
struct tda18271_priv *priv = fe->tuner_priv;
struct tda18271_rf_tracking_filter_cal *map = priv->rf_cal_state;
@@ -296,12 +308,10 @@ static int tda18271_calibrate_rf(struct dvb_frontend *fe, u32 freq)
tda18271_write_regs(fe, R_EB13, 1);
/* main pll charge pump source */
- regs[R_EB4] |= 0x20;
- tda18271_write_regs(fe, R_EB4, 1);
+ tda18271_charge_pump_source(fe, TDA18271_MAIN_PLL, 1);
/* cal pll charge pump source */
- regs[R_EB7] |= 0x20;
- tda18271_write_regs(fe, R_EB7, 1);
+ tda18271_charge_pump_source(fe, TDA18271_CAL_PLL, 1);
/* force dcdc converter to 0 V */
regs[R_EB14] = 0x00;
@@ -320,8 +330,8 @@ static int tda18271_calibrate_rf(struct dvb_frontend *fe, u32 freq)
/* set the internal calibration signal */
N = freq;
- tda18271_calc_main_pll(fe, N);
- tda18271_write_regs(fe, R_MPD, 4);
+ tda18271_calc_cal_pll(fe, N);
+ tda18271_write_regs(fe, R_CPD, 4);
/* downconvert internal calibration */
N += 1000000;
@@ -339,14 +349,12 @@ static int tda18271_calibrate_rf(struct dvb_frontend *fe, u32 freq)
/* --------------------------------------------------------------- */
/* normal operation for the main pll */
- regs[R_EB4] &= ~0x20;
- tda18271_write_regs(fe, R_EB4, 1);
+ tda18271_charge_pump_source(fe, TDA18271_MAIN_PLL, 0);
/* normal operation for the cal pll */
- regs[R_EB7] &= ~0x20;
- tda18271_write_regs(fe, R_EB7, 1);
+ tda18271_charge_pump_source(fe, TDA18271_CAL_PLL, 0);
- msleep(5); /* plls locking */
+ msleep(10); /* plls locking */
/* launch the rf tracking filters calibration */
regs[R_EB20] |= 0x20;
@@ -443,7 +451,7 @@ static int tda18271_powerscan(struct dvb_frontend *fe,
count += 200;
- if (count < count_limit)
+ if (count <= count_limit)
continue;
if (sgn <= 0)
@@ -587,7 +595,7 @@ static int tda18271_calc_rf_filter_curve(struct dvb_frontend *fe)
/* ------------------------------------------------------------------ */
-static int tda18271_rf_cal_init(struct dvb_frontend *fe)
+static int tda18271c2_rf_cal_init(struct dvb_frontend *fe)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
@@ -610,63 +618,13 @@ static int tda18271_rf_cal_init(struct dvb_frontend *fe)
return 0;
}
-static int tda18271_init(struct dvb_frontend *fe)
-{
- struct tda18271_priv *priv = fe->tuner_priv;
-
- mutex_lock(&priv->lock);
-
- /* power up */
- tda18271_set_standby_mode(fe, 0, 0, 0);
-
- /* initialization */
- tda18271_ir_cal_init(fe);
-
- if (priv->id == TDA18271HDC2)
- tda18271_rf_cal_init(fe);
-
- mutex_unlock(&priv->lock);
-
- return 0;
-}
-
-static int tda18271c2_tune(struct dvb_frontend *fe,
- u32 ifc, u32 freq, u32 bw, u8 std, int radio)
-{
- struct tda18271_priv *priv = fe->tuner_priv;
-
- tda_dbg("freq = %d, ifc = %d\n", freq, ifc);
-
- tda18271_init(fe);
-
- mutex_lock(&priv->lock);
-
- tda18271_rf_tracking_filters_correction(fe, freq);
-
- tda18271_channel_configuration(fe, ifc, freq, bw, std, radio);
-
- mutex_unlock(&priv->lock);
-
- return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int tda18271c1_tune(struct dvb_frontend *fe,
- u32 ifc, u32 freq, u32 bw, u8 std, int radio)
+static int tda18271c1_rf_tracking_filter_calibration(struct dvb_frontend *fe,
+ u32 freq, u32 bw)
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
u32 N = 0;
- tda18271_init(fe);
-
- mutex_lock(&priv->lock);
-
- tda_dbg("freq = %d, ifc = %d\n", freq, ifc);
-
- /* RF tracking filter calibration */
-
/* calculate bp filter */
tda18271_calc_bp_filter(fe, &freq);
tda18271_write_regs(fe, R_EP1, 1);
@@ -737,7 +695,7 @@ static int tda18271c1_tune(struct dvb_frontend *fe,
regs[R_EB7] = 0x40;
tda18271_write_regs(fe, R_EB7, 1);
- msleep(10);
+ msleep(10); /* pll locking */
regs[R_EB20] = 0xec;
tda18271_write_regs(fe, R_EB20, 1);
@@ -752,74 +710,70 @@ static int tda18271c1_tune(struct dvb_frontend *fe,
if (0 == tda18271_calc_rf_cal(fe, &freq))
tda18271_write_regs(fe, R_EB14, 1);
- /* Channel Configuration */
+ return 0;
+}
- switch (priv->mode) {
- case TDA18271_ANALOG:
- regs[R_EB22] = 0x2c;
- break;
- case TDA18271_DIGITAL:
- regs[R_EB22] = 0x37;
- break;
- }
- tda18271_write_regs(fe, R_EB22, 1);
+/* ------------------------------------------------------------------ */
- regs[R_EP1] |= 0x40; /* set dis power level on */
+static int tda18271_ir_cal_init(struct dvb_frontend *fe)
+{
+ struct tda18271_priv *priv = fe->tuner_priv;
+ unsigned char *regs = priv->tda18271_regs;
- /* set standard */
- regs[R_EP3] &= ~0x1f; /* clear std bits */
+ tda18271_read_regs(fe);
- /* see table 22 */
- regs[R_EP3] |= std;
+ /* test IR_CAL_OK to see if we need init */
+ if ((regs[R_EP1] & 0x08) == 0)
+ tda18271_init_regs(fe);
- regs[R_EP4] &= ~0x03; /* set cal mode to normal */
+ return 0;
+}
- regs[R_EP4] &= ~0x1c; /* clear if level bits */
- switch (priv->mode) {
- case TDA18271_ANALOG:
- regs[R_MPD] &= ~0x80; /* IF notch = 0 */
- break;
- case TDA18271_DIGITAL:
- regs[R_EP4] |= 0x04;
- regs[R_MPD] |= 0x80;
- break;
- }
+static int tda18271_init(struct dvb_frontend *fe)
+{
+ struct tda18271_priv *priv = fe->tuner_priv;
- if (radio)
- regs[R_EP4] |= 0x80;
- else
- regs[R_EP4] &= ~0x80;
+ mutex_lock(&priv->lock);
- /* image rejection validity */
- tda18271_calc_ir_measure(fe, &freq);
+ /* power up */
+ tda18271_set_standby_mode(fe, 0, 0, 0);
- /* calculate MAIN PLL */
- N = freq + ifc;
+ /* initialization */
+ tda18271_ir_cal_init(fe);
- tda18271_calc_main_pll(fe, N);
+ if (priv->id == TDA18271HDC2)
+ tda18271c2_rf_cal_init(fe);
- tda18271_write_regs(fe, R_TM, 15);
- msleep(5);
mutex_unlock(&priv->lock);
return 0;
}
-static inline int tda18271_tune(struct dvb_frontend *fe,
- u32 ifc, u32 freq, u32 bw, u8 std, int radio)
+static int tda18271_tune(struct dvb_frontend *fe,
+ struct tda18271_std_map_item *map, u32 freq, u32 bw)
{
struct tda18271_priv *priv = fe->tuner_priv;
- int ret = -EINVAL;
+
+ tda_dbg("freq = %d, ifc = %d, bw = %d, agc_mode = %d, std = %d\n",
+ freq, map->if_freq, bw, map->agc_mode, map->std);
+
+ tda18271_init(fe);
+
+ mutex_lock(&priv->lock);
switch (priv->id) {
case TDA18271HDC1:
- ret = tda18271c1_tune(fe, ifc, freq, bw, std, radio);
+ tda18271c1_rf_tracking_filter_calibration(fe, freq, bw);
break;
case TDA18271HDC2:
- ret = tda18271c2_tune(fe, ifc, freq, bw, std, radio);
+ tda18271c2_rf_tracking_filters_correction(fe, freq);
break;
}
- return ret;
+ tda18271_channel_configuration(fe, map, freq, bw);
+
+ mutex_unlock(&priv->lock);
+
+ return 0;
}
/* ------------------------------------------------------------------ */
@@ -829,9 +783,8 @@ static int tda18271_set_params(struct dvb_frontend *fe,
{
struct tda18271_priv *priv = fe->tuner_priv;
struct tda18271_std_map *std_map = &priv->std;
+ struct tda18271_std_map_item *map;
int ret;
- u8 std;
- u16 sgIF;
u32 bw, freq = params->frequency;
priv->mode = TDA18271_DIGITAL;
@@ -840,13 +793,11 @@ static int tda18271_set_params(struct dvb_frontend *fe,
switch (params->u.vsb.modulation) {
case VSB_8:
case VSB_16:
- std = std_map->atsc_6.std_bits;
- sgIF = std_map->atsc_6.if_freq;
+ map = &std_map->atsc_6;
break;
case QAM_64:
case QAM_256:
- std = std_map->qam_6.std_bits;
- sgIF = std_map->qam_6.if_freq;
+ map = &std_map->qam_6;
break;
default:
tda_warn("modulation not set!\n");
@@ -861,18 +812,15 @@ static int tda18271_set_params(struct dvb_frontend *fe,
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
bw = 6000000;
- std = std_map->dvbt_6.std_bits;
- sgIF = std_map->dvbt_6.if_freq;
+ map = &std_map->dvbt_6;
break;
case BANDWIDTH_7_MHZ:
bw = 7000000;
- std = std_map->dvbt_7.std_bits;
- sgIF = std_map->dvbt_7.if_freq;
+ map = &std_map->dvbt_7;
break;
case BANDWIDTH_8_MHZ:
bw = 8000000;
- std = std_map->dvbt_8.std_bits;
- sgIF = std_map->dvbt_8.if_freq;
+ map = &std_map->dvbt_8;
break;
default:
tda_warn("bandwidth not set!\n");
@@ -887,7 +835,7 @@ static int tda18271_set_params(struct dvb_frontend *fe,
if (fe->ops.analog_ops.standby)
fe->ops.analog_ops.standby(fe);
- ret = tda18271_tune(fe, sgIF * 1000, freq, bw, std, 0);
+ ret = tda18271_tune(fe, map, freq, bw);
if (ret < 0)
goto fail;
@@ -904,57 +852,46 @@ static int tda18271_set_analog_params(struct dvb_frontend *fe,
{
struct tda18271_priv *priv = fe->tuner_priv;
struct tda18271_std_map *std_map = &priv->std;
+ struct tda18271_std_map_item *map;
char *mode;
- int ret, radio = 0;
- u8 std;
- u16 sgIF;
+ int ret;
u32 freq = params->frequency * 62500;
priv->mode = TDA18271_ANALOG;
if (params->mode == V4L2_TUNER_RADIO) {
- radio = 1;
freq = freq / 1000;
- std = std_map->fm_radio.std_bits;
- sgIF = std_map->fm_radio.if_freq;
+ map = &std_map->fm_radio;
mode = "fm";
} else if (params->std & V4L2_STD_MN) {
- std = std_map->atv_mn.std_bits;
- sgIF = std_map->atv_mn.if_freq;
+ map = &std_map->atv_mn;
mode = "MN";
} else if (params->std & V4L2_STD_B) {
- std = std_map->atv_b.std_bits;
- sgIF = std_map->atv_b.if_freq;
+ map = &std_map->atv_b;
mode = "B";
} else if (params->std & V4L2_STD_GH) {
- std = std_map->atv_gh.std_bits;
- sgIF = std_map->atv_gh.if_freq;
+ map = &std_map->atv_gh;
mode = "GH";
} else if (params->std & V4L2_STD_PAL_I) {
- std = std_map->atv_i.std_bits;
- sgIF = std_map->atv_i.if_freq;
+ map = &std_map->atv_i;
mode = "I";
} else if (params->std & V4L2_STD_DK) {
- std = std_map->atv_dk.std_bits;
- sgIF = std_map->atv_dk.if_freq;
+ map = &std_map->atv_dk;
mode = "DK";
} else if (params->std & V4L2_STD_SECAM_L) {
- std = std_map->atv_l.std_bits;
- sgIF = std_map->atv_l.if_freq;
+ map = &std_map->atv_l;
mode = "L";
} else if (params->std & V4L2_STD_SECAM_LC) {
- std = std_map->atv_lc.std_bits;
- sgIF = std_map->atv_lc.if_freq;
+ map = &std_map->atv_lc;
mode = "L'";
} else {
- std = std_map->atv_i.std_bits;
- sgIF = std_map->atv_i.if_freq;
+ map = &std_map->atv_i;
mode = "xx";
}
tda_dbg("setting tda18271 to system %s\n", mode);
- ret = tda18271_tune(fe, sgIF * 1000, freq, 0, std, radio);
+ ret = tda18271_tune(fe, map, freq, 0);
if (ret < 0)
goto fail;
@@ -986,16 +923,9 @@ static int tda18271_release(struct dvb_frontend *fe)
mutex_lock(&tda18271_list_mutex);
- priv->count--;
+ if (priv)
+ hybrid_tuner_release_state(priv);
- if (!priv->count) {
- tda_dbg("destroying instance @ %d-%04x\n",
- i2c_adapter_id(priv->i2c_adap),
- priv->i2c_addr);
- list_del(&priv->tda18271_list);
-
- kfree(priv);
- }
mutex_unlock(&tda18271_list_mutex);
fe->tuner_priv = NULL;
@@ -1020,15 +950,20 @@ static int tda18271_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
/* ------------------------------------------------------------------ */
#define tda18271_update_std(std_cfg, name) do { \
- if (map->std_cfg.if_freq + map->std_cfg.std_bits > 0) { \
+ if (map->std_cfg.if_freq + \
+ map->std_cfg.agc_mode + map->std_cfg.std + \
+ map->std_cfg.if_lvl + map->std_cfg.rfagc_top > 0) { \
tda_dbg("Using custom std config for %s\n", name); \
memcpy(&std->std_cfg, &map->std_cfg, \
sizeof(struct tda18271_std_map_item)); \
} } while (0)
#define tda18271_dump_std_item(std_cfg, name) do { \
- tda_dbg("(%s) if freq = %d, std bits = 0x%02x\n", \
- name, std->std_cfg.if_freq, std->std_cfg.std_bits); \
+ tda_dbg("(%s) if_freq = %d, agc_mode = %d, std = %d, " \
+ "if_lvl = %d, rfagc_top = 0x%02x\n", \
+ name, std->std_cfg.if_freq, \
+ std->std_cfg.agc_mode, std->std_cfg.std, \
+ std->std_cfg.if_lvl, std->std_cfg.rfagc_top); \
} while (0)
static int tda18271_dump_std_map(struct dvb_frontend *fe)
@@ -1037,20 +972,20 @@ static int tda18271_dump_std_map(struct dvb_frontend *fe)
struct tda18271_std_map *std = &priv->std;
tda_dbg("========== STANDARD MAP SETTINGS ==========\n");
- tda18271_dump_std_item(fm_radio, "fm");
- tda18271_dump_std_item(atv_b, "pal b");
- tda18271_dump_std_item(atv_dk, "pal dk");
- tda18271_dump_std_item(atv_gh, "pal gh");
- tda18271_dump_std_item(atv_i, "pal i");
- tda18271_dump_std_item(atv_l, "pal l");
- tda18271_dump_std_item(atv_lc, "pal l'");
+ tda18271_dump_std_item(fm_radio, " fm ");
+ tda18271_dump_std_item(atv_b, "atv b ");
+ tda18271_dump_std_item(atv_dk, "atv dk");
+ tda18271_dump_std_item(atv_gh, "atv gh");
+ tda18271_dump_std_item(atv_i, "atv i ");
+ tda18271_dump_std_item(atv_l, "atv l ");
+ tda18271_dump_std_item(atv_lc, "atv l'");
tda18271_dump_std_item(atv_mn, "atv mn");
tda18271_dump_std_item(atsc_6, "atsc 6");
tda18271_dump_std_item(dvbt_6, "dvbt 6");
tda18271_dump_std_item(dvbt_7, "dvbt 7");
tda18271_dump_std_item(dvbt_8, "dvbt 8");
- tda18271_dump_std_item(qam_6, "qam 6");
- tda18271_dump_std_item(qam_8, "qam 8");
+ tda18271_dump_std_item(qam_6, "qam 6 ");
+ tda18271_dump_std_item(qam_8, "qam 8 ");
return 0;
}
@@ -1109,7 +1044,8 @@ static int tda18271_get_id(struct dvb_frontend *fe)
}
tda_info("%s detected @ %d-%04x%s\n", name,
- i2c_adapter_id(priv->i2c_adap), priv->i2c_addr,
+ i2c_adapter_id(priv->i2c_props.adap),
+ priv->i2c_props.addr,
(0 == ret) ? "" : ", device not supported.");
return ret;
@@ -1136,45 +1072,28 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
struct tda18271_config *cfg)
{
struct tda18271_priv *priv = NULL;
- int state_found = 0;
+ int instance;
mutex_lock(&tda18271_list_mutex);
- list_for_each_entry(priv, &tda18271_list, tda18271_list) {
- if ((i2c_adapter_id(priv->i2c_adap) == i2c_adapter_id(i2c)) &&
- (priv->i2c_addr == addr)) {
- tda_dbg("attaching existing tuner @ %d-%04x\n",
- i2c_adapter_id(priv->i2c_adap),
- priv->i2c_addr);
- priv->count++;
- fe->tuner_priv = priv;
- state_found = 1;
- /* allow dvb driver to override i2c gate setting */
- if ((cfg) && (cfg->gate != TDA18271_GATE_ANALOG))
- priv->gate = cfg->gate;
- break;
- }
- }
- if (state_found == 0) {
- tda_dbg("creating new tuner instance @ %d-%04x\n",
- i2c_adapter_id(i2c), addr);
-
- priv = kzalloc(sizeof(struct tda18271_priv), GFP_KERNEL);
- if (priv == NULL) {
- mutex_unlock(&tda18271_list_mutex);
- return NULL;
- }
-
- priv->i2c_addr = addr;
- priv->i2c_adap = i2c;
+ instance = hybrid_tuner_request_state(struct tda18271_priv, priv,
+ hybrid_tuner_instance_list,
+ i2c, addr, "tda18271");
+ switch (instance) {
+ case 0:
+ goto fail;
+ break;
+ case 1:
+ /* new tuner instance */
priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
+ priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
priv->cal_initialized = false;
mutex_init(&priv->lock);
- priv->count++;
fe->tuner_priv = priv;
- list_add_tail(&priv->tda18271_list, &tda18271_list);
+ if (cfg)
+ priv->small_i2c = cfg->small_i2c;
if (tda18271_get_id(fe) < 0)
goto fail;
@@ -1186,9 +1105,18 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
tda18271_init_regs(fe);
if ((tda18271_cal_on_startup) && (priv->id == TDA18271HDC2))
- tda18271_rf_cal_init(fe);
+ tda18271c2_rf_cal_init(fe);
mutex_unlock(&priv->lock);
+ break;
+ default:
+ /* existing tuner instance */
+ fe->tuner_priv = priv;
+
+ /* allow dvb driver to override i2c gate setting */
+ if ((cfg) && (cfg->gate != TDA18271_GATE_ANALOG))
+ priv->gate = cfg->gate;
+ break;
}
/* override default std map with values in config struct */
@@ -1200,7 +1128,7 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
memcpy(&fe->ops.tuner_ops, &tda18271_tuner_ops,
sizeof(struct dvb_tuner_ops));
- if (tda18271_debug & DBG_MAP)
+ if (tda18271_debug & (DBG_MAP | DBG_ADV))
tda18271_dump_std_map(fe);
return fe;
@@ -1214,7 +1142,7 @@ EXPORT_SYMBOL_GPL(tda18271_attach);
MODULE_DESCRIPTION("NXP TDA18271HD analog / digital tuner driver");
MODULE_AUTHOR("Michael Krufky <mkrufky@linuxtv.org>");
MODULE_LICENSE("GPL");
-MODULE_VERSION("0.2");
+MODULE_VERSION("0.3");
/*
* Overrides for Emacs so that we follow Linus's tabbing style.