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authorMauro Carvalho Chehab <mchehab@redhat.com>2009-02-08 08:42:29 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 12:42:42 -0300
commit31063814400cd37d47f5f58a96e58596196f04b0 (patch)
tree7a6d65ef002dd4f8add0a8472244db0b99113175 /drivers
parent68d5ce70217ddd20baf3583ce25f08e869eb148f (diff)
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')
-rw-r--r--drivers/media/common/tuners/tda8290.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c
index 4b8662edb7c..39697fa5925 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;
}