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| author | Michael Krufky <mkrufky@linuxtv.org> | 2007-08-24 00:13:07 -0400 |
|---|---|---|
| committer | Michael Krufky <mkrufky@linuxtv.org> | 2007-08-24 00:13:07 -0400 |
| commit | ccbd474bc9a3edc123b1da81baba573f9706bd09 (patch) | |
| tree | 4296015be7e3ac7924bc5bef1d44a308c34b60b0 /linux/drivers/media/video/tuner-core.c | |
| parent | ae1fc4d8d1d2d3b39cd1ad55b0563ef30ab6f2e6 (diff) | |
| download | mediapointer-dvb-s2-ccbd474bc9a3edc123b1da81baba573f9706bd09.tar.gz mediapointer-dvb-s2-ccbd474bc9a3edc123b1da81baba573f9706bd09.tar.bz2 | |
tuner: don't probe 0x6b or 0x6f on cx88 boards
From: Michael Krufky <mkrufky@linuxtv.org>
Ignore 0x6b and 0x6f on cx88 boards. Some FusionHDTV cards
have an ir receiver at 0x6b and an RTC at 0x6f which can
get corrupted if probed.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Acked-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'linux/drivers/media/video/tuner-core.c')
| -rw-r--r-- | linux/drivers/media/video/tuner-core.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/linux/drivers/media/video/tuner-core.c b/linux/drivers/media/video/tuner-core.c index 2aced6eed..dd37aed8b 100644 --- a/linux/drivers/media/video/tuner-core.c +++ b/linux/drivers/media/video/tuner-core.c @@ -595,6 +595,27 @@ static int tuner_probe(struct i2c_adapter *adap) normal_i2c[1] = I2C_CLIENT_END; } + /* HACK: Ignore 0x6b and 0x6f on cx88 boards. + * FusionHDTV5 RT Gold has an ir receiver at 0x6b + * and an RTC at 0x6f which can get corrupted if probed. + */ + if (adap->id == I2C_HW_B_CX2388x) { + unsigned int i = 0; + + while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) + i += 2; + if (i + 4 < I2C_CLIENT_MAX_OPTS) { + ignore[i+0] = adap->nr; + ignore[i+1] = 0x6b; + ignore[i+2] = adap->nr; + ignore[i+3] = 0x6f; + ignore[i+4] = I2C_CLIENT_END; + } else + printk(KERN_WARNING "tuner: " + "too many options specified " + "in i2c probe ignore list!\n"); + } + default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; #ifdef I2C_CLASS_TV_ANALOG |