[PATCH] wifi: mt76: mt7921e: introduce reboot notifier support

[Felix Fietkau]

On 25.11.22 08:36, Deren Wu wrote:
> From: Leon Yen <Leon.Yen at mediatek.com>
> 
> Some combinations of hosts cannnot detect mt7921e after reboot. The
> interoperability issue is caused by the status mismatch between host
> and chip fw. In such cases, the driver should stop chip activities
> and reset chip to default state before reboot.
> 
> Co-developed-by: Deren Wu <deren.wu at mediatek.com>
> Signed-off-by: Deren Wu <deren.wu at mediatek.com>
> Signed-off-by: Leon Yen <Leon.Yen at mediatek.com>
This doesn't just affect mt7921. There are some platforms where similar 
issues have been reported with mt7915 or mt7615.
I think we should move some parts of this to mt76 (and mt76-connac) core.

- Felix