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linux-sg2042
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[PATCH] v4l: 691: set if of tda8275 according to tv norm 

- Set IF of tda8275 according to tv norm.

Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Nickolay V. Shmyrev 2005-11-08 21:36:50 -08:00 committed by Linus Torvalds
parent 058afaf809
commit 70b6934a6c
2 changed files with 15 additions and 7 deletions
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21
drivers/media/video/tda8290.c
View File

@ -181,18 +181,25 @@ static void set_audio(struct tuner *t)
{
t->i2c_easy_mode[0] = 0x01;
if (t->std & V4L2_STD_MN)
if (t->std & V4L2_STD_MN) {
t->sgIF = 736;
t->i2c_easy_mode[1] = 0x01;
else if (t->std & V4L2_STD_B)
} else if (t->std & V4L2_STD_B) {
t->sgIF = 864;
t->i2c_easy_mode[1] = 0x02;
else if (t->std & V4L2_STD_GH)
} else if (t->std & V4L2_STD_GH) {
t->sgIF = 992;
t->i2c_easy_mode[1] = 0x04;
else if (t->std & V4L2_STD_PAL_I)
} else if (t->std & V4L2_STD_PAL_I) {
t->sgIF = 992;
t->i2c_easy_mode[1] = 0x08;
else if (t->std & V4L2_STD_DK)
} else if (t->std & V4L2_STD_DK) {
t->sgIF = 992;
t->i2c_easy_mode[1] = 0x10;
else if (t->std & V4L2_STD_SECAM_L)
} else if (t->std & V4L2_STD_SECAM_L) {
t->sgIF = 992;
t->i2c_easy_mode[1] = 0x20;
}
}
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
@ -200,7 +207,7 @@ static void set_tv_freq(struct i2c_client *c, unsigned int freq)
struct tuner *t = i2c_get_clientdata(c);
set_audio(t);
set_frequency(t, 864, freq);
set_frequency(t, t->sgIF, freq);
tda8290_tune(c);
}

1
include/media/tuner.h
View File

@ -191,6 +191,7 @@ struct tuner {
/* used by tda8290 */
unsigned char i2c_easy_mode[2];
unsigned char i2c_set_freq[8];
unsigned int sgIF;
/* function ptrs */
void (*tv_freq)(struct i2c_client *c, unsigned int freq);