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Re: [PATCH 28/40] rtw88: 8723d: Add shutdown callback to disable BT USB suspend

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On 2020-04-17 15:46:41 [+0800], yhchuang@xxxxxxxxxxx wrote:
> From: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
> 
> Without this patch, wifi card can't initialize properly due to BT in USB
> suspend state. So, we disable BT USB suspend (wakeup) in shutdown callback
> that is the moment before rebooting. To save BT USB power, we can't do this
> in 'remove' callback.

So you can't initialize the USB part because it is in suspend and the
only way to avoid it to disable it on the PCI side. That means you don't
see it enumerated on the USB bus at all?

> Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
> Signed-off-by: Yan-Hsuan Chuang <yhchuang@xxxxxxxxxxx>

Sebastian



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