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V4L/DVB (4934): Usbvision radio requires GainNormal at e register

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Adds an option to select GainNormal at tda9887 and make usbvision
to use it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2006-12-04 08:31:35 -03:00
parent 3086d6cb0a
commit cefccc8011
3 changed files with 10 additions and 0 deletions
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6
drivers/media/video/tda9887.c
View file

@ -482,6 +482,12 @@ static int tda9887_set_config(struct tuner *t, char *buf)
buf[1] &= ~cQSS;
if (t->tda9887_config & TDA9887_GATING_18)
buf[3] &= ~cGating_36;
if (t->tda9887_config & TDA9887_GAIN_NORMAL) {
radio_stereo.e &= ~cTunerGainLow;
radio_mono.e &= ~cTunerGainLow;
}
return 0;
}

3
drivers/media/video/usbvision/usbvision-core.c
View file

@ -2585,12 +2585,15 @@ static int attach_inform(struct i2c_client *client)
case 0x4b:
{
struct tuner_setup tun_setup;
unsigned int tda9887_conf = TDA9887_GAIN_NORMAL;
tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
tun_setup.type = TUNER_TDA9887;
tun_setup.addr = client->addr;
call_i2c_clients(usbvision, TUNER_SET_TYPE_ADDR, &tun_setup);
call_i2c_clients(usbvision,TDA9887_SET_CONFIG, &tda9887_conf);
break;
}
case 0x42:

1
include/media/tuner.h
View file

@ -145,6 +145,7 @@ extern int tuner_debug;
#define TDA9887_DEEMPHASIS_75 (3<<16)
#define TDA9887_AUTOMUTE (1<<18)
#define TDA9887_GATING_18 (1<<19)
#define TDA9887_GAIN_NORMAL (1<<20)
#ifdef __KERNEL__