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V4L/DVB (4270): Add tda9887-specific tuner configuration 

Many tda9887 settings depend on the chosen tuner. Expand the tuner parameters
to include these tda9887 settings.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil 2006-06-25 15:34:39 -03:00 committed by Mauro Carvalho Chehab
parent 0a1153736f
commit ba8fc39954
5 changed files with 160 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/media/video/tda9887.c
View File

@ -590,8 +590,8 @@ int tda9887_tuner_init(struct i2c_client *c)
t->set_tv_freq = tda9887_set_freq;
t->set_radio_freq = tda9887_set_freq;
t->standby = tda9887_standby;
t->tuner_status=tda9887_tuner_status;
t->get_afc=tda9887_get_afc;
t->tuner_status = tda9887_tuner_status;
t->get_afc = tda9887_get_afc;
return 0;
}

2
drivers/media/video/tuner-core.c
View File

@ -416,7 +416,7 @@ static void tuner_status(struct i2c_client *client)
/* ---------------------------------------------------------------------- */
/* static var Used only in tuner_attach and tuner_probe */
/* static vars: used only in tuner_attach and tuner_probe */
static unsigned default_mode_mask;
/* During client attach, set_type is called by adapter's attach_inform callback.

74
drivers/media/video/tuner-simple.c
View File

@ -7,6 +7,7 @@
#include <linux/i2c.h>
#include <linux/videodev.h>
#include <media/tuner.h>
#include <media/v4l2-common.h>
static int offset = 0;
module_param(offset, int, 0666);
@ -128,6 +129,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
u8 buffer[4];
int rc, IFPCoff, i, j;
enum param_type desired_type;
struct tuner_params *params;
tun = &tuners[t->type];
@ -169,19 +171,20 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
IFPCoff,t->type);
j = 0;
}
params = &tun->params[j];
for (i = 0; i < tun->params[j].count; i++) {
if (freq > tun->params[j].ranges[i].limit)
for (i = 0; i < params->count; i++) {
if (freq > params->ranges[i].limit)
continue;
break;
}
if (i == tun->params[j].count) {
if (i == params->count) {
tuner_dbg("TV frequency out of range (%d > %d)",
freq, tun->params[j].ranges[i - 1].limit);
freq = tun->params[j].ranges[--i].limit;
freq, params->ranges[i - 1].limit);
freq = params->ranges[--i].limit;
}
config = tun->params[j].ranges[i].config;
cb = tun->params[j].ranges[i].cb;
config = params->ranges[i].config;
cb = params->ranges[i].cb;
/* i == 0 -> VHF_LO
* i == 1 -> VHF_HI
* i == 2 -> UHF */
@ -281,7 +284,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
break;
}
if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) {
if (params->cb_first_if_lower_freq && div < t->last_div) {
buffer[0] = config;
buffer[1] = cb;
buffer[2] = (div>>8) & 0x7f;
@ -293,6 +296,43 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
buffer[3] = cb;
}
t->last_div = div;
if (params->has_tda9887) {
int config = 0;
int is_secam_l = (t->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) &&
!(t->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC));
if (t->std == V4L2_STD_SECAM_LC) {
if (params->port1_active ^ params->port1_invert_for_secam_lc)
config |= TDA9887_PORT1_ACTIVE;
if (params->port2_active ^ params->port2_invert_for_secam_lc)
config |= TDA9887_PORT2_ACTIVE;
}
else {
if (params->port1_active)
config |= TDA9887_PORT1_ACTIVE;
if (params->port2_active)
config |= TDA9887_PORT2_ACTIVE;
}
if (params->intercarrier_mode)
config |= TDA9887_INTERCARRIER;
if (is_secam_l) {
if (i == 0 && params->default_top_secam_low)
config |= TDA9887_TOP(params->default_top_secam_low);
else if (i == 1 && params->default_top_secam_mid)
config |= TDA9887_TOP(params->default_top_secam_mid);
else if (params->default_top_secam_high)
config |= TDA9887_TOP(params->default_top_secam_high);
}
else {
if (i == 0 && params->default_top_low)
config |= TDA9887_TOP(params->default_top_low);
else if (i == 1 && params->default_top_mid)
config |= TDA9887_TOP(params->default_top_mid);
else if (params->default_top_high)
config |= TDA9887_TOP(params->default_top_high);
}
i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
}
tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
buffer[0],buffer[1],buffer[2],buffer[3]);
@ -339,6 +379,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
u16 div;
int rc, j;
enum param_type desired_type = TUNER_PARAM_TYPE_RADIO;
struct tuner_params *params;
tun = &tuners[t->type];
@ -352,7 +393,8 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
j = 0;
div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */
buffer[2] = (tun->params[j].ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
params = &tun->params[j];
buffer[2] = (params->ranges[0].config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
switch (t->type) {
case TUNER_TENA_9533_DI:
@ -384,7 +426,7 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
}
buffer[0] = (div>>8) & 0x7f;
buffer[1] = div & 0xff;
if (tuners[t->type].params->cb_first_if_lower_freq && div < t->last_div) {
if (params->cb_first_if_lower_freq && div < t->last_div) {
buffer[0] = buffer[2];
buffer[1] = buffer[3];
buffer[2] = (div>>8) & 0x7f;
@ -398,6 +440,18 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
buffer[0],buffer[1],buffer[2],buffer[3]);
t->last_div = div;
if (params->has_tda9887) {
int config = 0;
if (params->port1_active && !params->port1_fm_high_sensitivity)
config |= TDA9887_PORT1_ACTIVE;
if (params->port2_active && !params->port2_fm_high_sensitivity)
config |= TDA9887_PORT2_ACTIVE;
if (params->intercarrier_mode)
config |= TDA9887_INTERCARRIER;
/* if (params->port1_set_for_fm_mono)
config &= ~TDA9887_PORT1_ACTIVE;*/
i2c_clients_command(c->adapter, TDA9887_SET_CONFIG, &config);
}
if (4 != (rc = i2c_master_send(c,buffer,4)))
tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
}

38
drivers/media/video/tuner-types.c
View File

@ -380,6 +380,10 @@ static struct tuner_params tuner_philips_fq1216me_params[] = {
.type = TUNER_PARAM_TYPE_PAL,
.ranges = tuner_lg_pal_ranges,
.count = ARRAY_SIZE(tuner_lg_pal_ranges),
.has_tda9887 = 1,
.port1_active = 1,
.port2_active = 1,
.port2_invert_for_secam_lc = 1,
},
};
@ -542,6 +546,14 @@ static struct tuner_params tuner_fm1216me_mk3_params[] = {
.ranges = tuner_fm1216me_mk3_pal_ranges,
.count = ARRAY_SIZE(tuner_fm1216me_mk3_pal_ranges),
.cb_first_if_lower_freq = 1,
.has_tda9887 = 1,
.port1_active = 1,
.port2_active = 1,
.port2_invert_for_secam_lc = 1,
.port1_fm_high_sensitivity = 1,
.default_top_mid = -2,
.default_top_secam_mid = -2,
.default_top_secam_high = -2,
},
};
@ -612,6 +624,10 @@ static struct tuner_params tuner_fm1236_mk3_params[] = {
.ranges = tuner_fm1236_mk3_ntsc_ranges,
.count = ARRAY_SIZE(tuner_fm1236_mk3_ntsc_ranges),
.cb_first_if_lower_freq = 1,
.has_tda9887 = 1,
.port1_active = 1,
.port2_active = 1,
.port1_fm_high_sensitivity = 1,
},
};
@ -632,6 +648,8 @@ static struct tuner_params tuner_microtune_4049_fm5_params[] = {
.type = TUNER_PARAM_TYPE_PAL,
.ranges = tuner_temic_4009f_5_pal_ranges,
.count = ARRAY_SIZE(tuner_temic_4009f_5_pal_ranges),
.has_tda9887 = 1,
.port1_invert_for_secam_lc = 1,
},
};
@ -648,6 +666,8 @@ static struct tuner_params tuner_panasonic_vp27_params[] = {
.type = TUNER_PARAM_TYPE_NTSC,
.ranges = tuner_panasonic_vp27_ntsc_ranges,
.count = ARRAY_SIZE(tuner_panasonic_vp27_ntsc_ranges),
.has_tda9887 = 1,
.intercarrier_mode = 1,
},
};
@ -782,6 +802,13 @@ static struct tuner_params tuner_philips_fq1216ame_mk4_params[] = {
.type = TUNER_PARAM_TYPE_PAL,
.ranges = tuner_philips_fq12_6a___mk4_pal_ranges,
.count = ARRAY_SIZE(tuner_philips_fq12_6a___mk4_pal_ranges),
.has_tda9887 = 1,
.port1_active = 1,
.port2_invert_for_secam_lc = 1,
.default_top_mid = -2,
.default_top_secam_low = -2,
.default_top_secam_mid = -2,
.default_top_secam_high = -2,
},
};
@ -870,6 +897,12 @@ static struct tuner_params tuner_philips_fmd1216me_mk3_params[] = {
.type = TUNER_PARAM_TYPE_PAL,
.ranges = tuner_philips_fmd1216me_mk3_pal_ranges,
.count = ARRAY_SIZE(tuner_philips_fmd1216me_mk3_pal_ranges),
.has_tda9887 = 1,
.port1_active = 1,
.port2_active = 1,
.port2_fm_high_sensitivity = 1,
.port2_invert_for_secam_lc = 1,
.port1_set_for_fm_mono = 1,
},
};
@ -1005,6 +1038,7 @@ static struct tuner_params tuner_samsung_tcpn_2121p30a_params[] = {
.type = TUNER_PARAM_TYPE_NTSC,
.ranges = tuner_samsung_tcpn_2121p30a_ntsc_ranges,
.count = ARRAY_SIZE(tuner_samsung_tcpn_2121p30a_ntsc_ranges),
.has_tda9887 = 1,
},
};
@ -1037,6 +1071,10 @@ static struct tuner_params tuner_samsung_tcpg_6121p30a_params[] = {
.type = TUNER_PARAM_TYPE_PAL,
.ranges = tuner_samsung_tcpg_6121p30a_pal_ranges,
.count = ARRAY_SIZE(tuner_samsung_tcpg_6121p30a_pal_ranges),
.has_tda9887 = 1,
.port1_active = 1,
.port2_active = 1,
.port2_invert_for_secam_lc = 1,
},
};

55
include/media/tuner-types.h
View File

@ -20,6 +20,7 @@ struct tuner_range {
struct tuner_params {
enum param_type type;
/* Many Philips based tuners have a comment like this in their
* datasheet:
*
@ -39,6 +40,60 @@ struct tuner_params {
* static unless the control byte was sent first.
*/
unsigned int cb_first_if_lower_freq:1;
/* Set to 1 if this tuner uses a tda9887 */
unsigned int has_tda9887:1;
/* Many Philips tuners use tda9887 PORT1 to select the FM radio
sensitivity. If this setting is 1, then set PORT1 to 1 to
get proper FM reception. */
unsigned int port1_fm_high_sensitivity:1;
/* Some Philips tuners use tda9887 PORT2 to select the FM radio
sensitivity. If this setting is 1, then set PORT2 to 1 to
get proper FM reception. */
unsigned int port2_fm_high_sensitivity:1;
/* Most tuners with a tda9887 use QSS mode. Some (cheaper) tuners
use Intercarrier mode. If this setting is 1, then the tuner
needs to be set to intercarrier mode. */
unsigned int intercarrier_mode:1;
/* This setting sets the default value for PORT1.
0 means inactive, 1 means active. Note: the actual bit
value written to the tda9887 is inverted. So a 0 here
means a 1 in the B6 bit. */
unsigned int port1_active:1;
/* This setting sets the default value for PORT2.
0 means inactive, 1 means active. Note: the actual bit
value written to the tda9887 is inverted. So a 0 here
means a 1 in the B7 bit. */
unsigned int port2_active:1;
/* Sometimes PORT1 is inverted when the SECAM-L' standard is selected.
Set this bit to 1 if this is needed. */
unsigned int port1_invert_for_secam_lc:1;
/* Sometimes PORT2 is inverted when the SECAM-L' standard is selected.
Set this bit to 1 if this is needed. */
unsigned int port2_invert_for_secam_lc:1;
/* Some cards require PORT1 to be 1 for mono Radio FM and 0 for stereo. */
unsigned int port1_set_for_fm_mono:1;
/* Default tda9887 TOP value in dB for the low band. Default is 0.
Range: -16:+15 */
signed int default_top_low:5;
/* Default tda9887 TOP value in dB for the mid band. Default is 0.
Range: -16:+15 */
signed int default_top_mid:5;
/* Default tda9887 TOP value in dB for the high band. Default is 0.
Range: -16:+15 */
signed int default_top_high:5;
/* Default tda9887 TOP value in dB for SECAM-L/L' for the low band.
Default is 0. Several tuners require a different TOP value for
the SECAM-L/L' standards. Range: -16:+15 */
signed int default_top_secam_low:5;
/* Default tda9887 TOP value in dB for SECAM-L/L' for the mid band.
Default is 0. Several tuners require a different TOP value for
the SECAM-L/L' standards. Range: -16:+15 */
signed int default_top_secam_mid:5;
/* Default tda9887 TOP value in dB for SECAM-L/L' for the high band.
Default is 0. Several tuners require a different TOP value for
the SECAM-L/L' standards. Range: -16:+15 */
signed int default_top_secam_high:5;
unsigned int count;
struct tuner_range *ranges;