On 22-09-23, Laurent Pinchart wrote: > Hi Marco, > > On Fri, Sep 23, 2022 at 11:27:26AM +0200, Marco Felsch wrote: ... > > > > +static int tc358746_write(struct tc358746 *tc358746, u32 reg, u32 val) > > > > +{ > > > > + size_t count; > > > > + int err; > > > > + > > > > + /* 32-bit registers starting from CLW_DPHYCONTTX */ > > > > + count = reg < CLW_DPHYCONTTX_REG ? 1 : 2; > > > > + > > > > + err = regmap_bulk_write(tc358746->regmap, reg, &val, count); > > > > + if (err) > > > > + dev_dbg(tc358746->sd.dev, > > > > + "Failed to write reg:0x%04x val:0x%04x\n", reg, val); > > > > > > I'm not sure if the value is relevant here, but I'd add the error, it's > > > useful to know what kind of I2C issue occurred. Same for read(). > > > > Yeah.. I'm not sure, since you told me to not flood the kernel log. If > > someone recognised error while probing or streaming the debug will be > > turned on anyways. However, I will make it a dev_err() since this > > shouldnt appear normally, you're right. > > Sorry, I meant printing the value of the error code in the message, the > err variable. dev_err() is probably good too actually, as this isn't > meant to happen. Sorry that was my fault, I misread your comment.. Anyway since we agree with dev_err() and I added the err value into the message, everything is fine :) Regards, Marco