[PATCH] wifi: cfg80211: call reg_notifier for self managed wiphy from driver hint

[Johannes Berg]

On Tue, 2023-01-31 at 14:07 +0800, Wen Gong wrote:
> On 1/19/2023 9:52 PM, Johannes Berg wrote:
> > On Wed, 2022-12-14 at 04:39 -0500, Wen Gong wrote:
> > > Currently the regulatory driver does not call the regulatory callback
> > > reg_notifier for self managed wiphys. Sometimes driver needs cfg80211
> > > to calculate the info of ieee80211_channel such as flags and power,
> > > and driver needs to get the info of ieee80211_channel after hint of
> > > driver, but driver does not know when calculation of the info of
> > > ieee80211_channel become finished, so add notify to driver after
> > > reg_process_self_managed_hint() from cfg80211 is a good way, then
> > > driver could get the correct info in callback of reg_notifier.
> > Seems reasonable - but maybe unexpected to some drivers, perhaps it
> > should be opt-in?
> > 
> > Though I guess not many drivers actually use this infrastructure in the
> > first place?
> 
> Yes, I will add a new flag such as WIPHY_FLAG_NOTIFY_REGDOM_BY_DRIVER 
> for this driver.
> 
> is it ok?

Sounds OK.

johannes