diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2006-06-25 18:34:39 (GMT) |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-30 18:59:32 (GMT) |
commit | ba8fc39954bf3bc51f502e8a02f959d45edd096c (patch) | |
tree | 3846895bb42d759c6650e1487300296955ba2833 /include | |
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>
Diffstat (limited to 'include')
-rw-r--r-- | include/media/tuner-types.h | 55 |
1 files changed, 55 insertions, 0 deletions
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; |