Re: [PATCH v4 net-next v4 14/14] net: dsa: mv88e6xxx: abstract switch registers accesses
From: Vivien Didelot
Date: Mon Jun 20 2016 - 13:57:51 EST
Hi Andrew, David,
Andrew Lunn <andrew@xxxxxxx> writes:
> On Mon, Jun 20, 2016 at 12:03:37PM -0400, Vivien Didelot wrote:
>> When the SMI address of the switch chip is zero, the chip assumes to be
>> the only one on the SMI master bus and thus responds to all its known
>> SMI devices addresses (port registers, Global2, etc.)
>>
>> When its SMI address is not zero, some chips (e.g. 88E6352) use an
>> indirect access through two SMI Command and Data registers.
>>
>> Other models (e.g. 88E6060) using less than 16 internal SMI addresses
>> always use a direct access.
>>
>> Add a capability flag to describe chips supporting the (indirect)
>> Multi-chip Addressing Mode, and a low-level API to access the registers
>> via SMI.
>>
>> Other accesses (like Ethernet management frames) may be added later.
>>
>> Signed-off-by: Vivien Didelot <vivien.didelot@xxxxxxxxxxxxxxxxxxxx>
>
> Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
>
> This series is now ready for merging.
I introduced a warning in that patch by mistake, by printing 'val'
instead of '*val' in a dev_dbg() call...
I respin a v5 with Andrew's tag and the debug printing fixed.
Sorry for the noice...
Vivien