On 2015/2/16 17:50, David Laight wrote:
>>> WiFi chip has 2 SDIO functions, and PM core will trigger
>>> twice suspend/resume operations for one WiFi chip to do
>>> the same things. This patch avoid this case.
> Do you want to suspend on the first or last request?
>
> In general it might be that one function is in use and
> something wants to suspend the other (as inactive).
>
> If they suspend together you might need to pretend the
> first function is suspended but only do the real power-saving
> device suspend when all the functions have been suspended.
I was in Chinese new-year vacation these few days. So sorry for late response.
Suspend/Resume entry functions of brcmfmac driver does not differentiate
between two functions, performs the same operations instead.
Thanks,
Zhonghui
>
> David
>
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