[v4,3/6] si2168: add I2C error handling
Commit Message
Return error from si2168_cmd_execute in case the demodulator returns an
error.
Signed-off-by: Olli Salonen <olli.salonen@iki.fi>
---
drivers/media/dvb-frontends/si2168.c | 6 ++++++
1 file changed, 6 insertions(+)
@@ -60,6 +60,12 @@ static int si2168_cmd_execute(struct i2c_client *client, struct si2168_cmd *cmd)
jiffies_to_msecs(jiffies) -
(jiffies_to_msecs(timeout) - TIMEOUT));
+ /* error bit set? */
+ if ((cmd->args[0] >> 6) & 0x01) {
+ ret = -EREMOTEIO;
+ goto err_mutex_unlock;
+ }
+
if (!((cmd->args[0] >> 7) & 0x01)) {
ret = -ETIMEDOUT;
goto err_mutex_unlock;