[PATCH 2/3] net: ethernet: bgmac: Make IDM register space optional

Jon Mason jon.mason at broadcom.com
Mon Jul 17 12:05:44 PDT 2017


On Mon, Jul 17, 2017 at 2:37 PM, Abhishek Shah
<abhishek.shah at broadcom.com> wrote:
> Hi Jon,
>
>> This also will need to be added to
>> drivers/net/ethernet/broadcom/bgmac-bcma.c.  Otherwise, the driver
>> will no longer work for those platforms.  Since this was already
>> accepted, please push out a fix ASAP.
>>
> I do not see how the bcma driver [bgmac-bcma.c] will no longer work.
> The whole idea behind introducing this  BGMAC_FEAT_IDM_MASK bit
> was to keep bcma driver's functionality intact.
>
> The BGMAC_FEAT_IDM_MASK bit is explicitly set by the bgmac-platform driver
> and is unset inside the same if the idm register base is provided.
>
> For BCMA driver case, I do not touch BGMAC_FEAT_IDM_MASK bit, i.e. it
> is *not* set.
> And if it is not set, each idm operation done in bgmac.c will take place.
> Please explain if I am missing something here.

Sorry, I had it flipped in my mind.  Please disregard.

>
>
> Regards,
> Abhishek



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