diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2006-06-25 18:34:39 (GMT) |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-30 18:59:32 (GMT) |
commit | ba8fc39954bf3bc51f502e8a02f959d45edd096c (patch) | |
tree | 3846895bb42d759c6650e1487300296955ba2833 | |
parent | 0a1153736f97db48e6bc9ab27e90b51ab50729c7 (diff) | |
download | linux-ba8fc39954bf3bc51f502e8a02f959d45edd096c.tar.xz |
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>
-rw-r--r-- | drivers/media/video/tda9887.c | 4 | ||||
-rw-r--r-- | drivers/media/video/tuner-core.c | 2 | ||||
-rw-r--r-- | drivers/media/video/tuner-simple.c | 74 | ||||
-rw-r--r-- | drivers/media/video/tuner-types.c | 38 | ||||
-rw-r--r-- | include/media/tuner-types.h | 55 |
5 files changed, 160 insertions, 13 deletions
diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c index 2fadabf..8dab481 100644 --- a/drivers/media/video/tda9887.c +++ b/drivers/media/video/tda9887.c @@ -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; } diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index 011413c..7f7d5e3 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -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. diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 6da6f82..d071c5c 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -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); } diff --git a/drivers/media/video/tuner-types.c b/drivers/media/video/tuner-types.c index 9d9226c..a167e17 100644 --- a/drivers/media/video/tuner-types.c +++ b/drivers/media/video/tuner-types.c @@ -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, }, }; diff --git a/include/media/tuner-types.h b/include/media/tuner-types.h index ad9c171..3c43b95f4 100644 --- a/include/media/tuner-types.h +++ b/include/media/tuner-types.h @@ -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; |