[lm-sensors] superio lock coordinator

David Hubbard david.c.hubbard at gmail.com
Wed Jul 16 17:44:02 CEST 2008


Hi Jim,

On Wed, Jul 16, 2008 at 1:25 AM, Jean Delvare <khali at linux-fr.org> wrote:
>> >> David,
>> >> do you have a preference wrt fn-ptr ? and if so, a single fn with 1 arg
>> >> :  0,1,2 for enter/exit/query ?
>> >> do you have any use for a flag bit ?  is there generality in it ?
>>
>> I think we could just use the same enter and exit sequences for
>> everything, and not make it customizable. Does that sound OK?
>
> No. We can have a universal exit sequence, but enter sequences are
> per-chip (or actually per chip family). That's even one part of the
> device identification (lets us differentiate between two chips with the
> same device ID register value.)

I think a fn-ptr would be fine. The function could take as an arg
enter/exit/query (0, 1, 2) and a pointer to a byte array with offset,
value, offset, value pairs. So I see the function having 3 args:

void (* fn-ptr)(int which, char * sequence, int sequence_max_length);

David




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