[RFC PATCH] Add bridge driver to connect sensors to CIO2 device via software nodes on ACPI platforms

Dan Scally djrscally at gmail.com
Thu Sep 17 10:24:01 UTC 2020


On 17/09/2020 11:15, Dan Carpenter wrote:
> On Thu, Sep 17, 2020 at 10:47:50AM +0100, Dan Scally wrote:
>> Hi Greg - thanks for the comments, appreciate it (sorry there's so many,
>> I'm new to both C and kernel work)
> It's pretty impressive work if you're new to C...
Thanks (and for your other reply too, haven't had time to go through it
in depth yet). I've been using python for a while, but this is my first
attempt at anything serious with C.
>>>> +			return;
>>> No error value?
>> The prototype for sync_state callbacks is to return void, so my
>> understanding is it can't return an error value.  I guess a better thing
>> to do might be call another function performing cleanup and unloading
>> the driver before the return or something along those lines though.
> Yeah.  I suspect you should be using a different callback instead of
> ->sync_state() but I don't know what... :/
Yeah, this is why I wanted to submit it now really; I too suspect I
should really be using a different callback but I couldn't find a better
option.
> regards,
> dan carpenter
>


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