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| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-02-08 14:42:29 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 19:42:42 +0400 |
| commit | 31063814400cd37d47f5f58a96e58596196f04b0 (patch) | |
| tree | 7a6d65ef002dd4f8add0a8472244db0b99113175 /drivers/media/common/tuners/tda8290.c | |
| parent | 68d5ce70217ddd20baf3583ce25f08e869eb148f (diff) | |
| download | linux-31063814400cd37d47f5f58a96e58596196f04b0.tar.xz | |
V4L/DVB (10505): tda8290: Print an error if i2c_gate is not provided
While here, be sure that gate will be kept disabled if an error occurs.
Cc: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/common/tuners/tda8290.c')
| -rw-r--r-- | drivers/media/common/tuners/tda8290.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c index 4b8662edb7cb..39697fa59256 100644 --- a/drivers/media/common/tuners/tda8290.c +++ b/drivers/media/common/tuners/tda8290.c @@ -566,8 +566,11 @@ static int tda829x_find_tuner(struct dvb_frontend *fe) u8 data; struct i2c_msg msg = { .flags = I2C_M_RD, .buf = &data, .len = 1 }; - if (NULL == analog_ops->i2c_gate_ctrl) + if (!analog_ops->i2c_gate_ctrl) { + printk(KERN_ERR "tda8290: no gate control were provided!\n"); + return -EINVAL; + } analog_ops->i2c_gate_ctrl(fe, 1); @@ -615,6 +618,7 @@ static int tda829x_find_tuner(struct dvb_frontend *fe) if (ret != 1) { tuner_warn("tuner access failed!\n"); + analog_ops->i2c_gate_ctrl(fe, 0); return -EREMOTEIO; } |