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From: Tony Chuang <yhchuang@realtek.com>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"briannorris@chromium.org" <briannorris@chromium.org>,
	Arend Van Spriel <arend.vanspriel@broadcom.com>,
	Johannes Berg <johannes@sipsolutions.net>,
	"tamizhr@codeaurora.org" <tamizhr@codeaurora.org>
Subject: RE: [PATCH v2 2/2] rtw88: add a debugfs entry to enable/disable coex mechanism
Date: Mon, 16 Mar 2020 02:13:30 +0000	[thread overview]
Message-ID: <a3ca1019daf343ef9388bc7ea3349fa9@realtek.com> (raw)
In-Reply-To: <87a74ko66i.fsf@kamboji.qca.qualcomm.com>

Kalle Valo <kvalo@codeaurora.org> writes:

> Tony Chuang <yhchuang@realtek.com> writes:
> 
> > Kalle Valo <kvalo@codeaurora.org> :
> >
> >> <yhchuang@realtek.com> writes:
> >>
> >> > From: Yan-Hsuan Chuang <yhchuang@realtek.com>
> >> >
> >> > Sometimes we need to stop the coex mechanism to debug, so that we
> >> > can manually control the device through various outer commands.
> >> > Hence, add a new debugfs coex_enable to allow us to enable/disable
> >> > the coex mechanism when driver is running.
> >> >
> >> > To disable coex
> >> > echo 0 > /sys/kernel/debug/ieee80211/phyX/rtw88/coex_enable
> >> >
> >> > To enable coex
> >> > echo 1 > /sys/kernel/debug/ieee80211/phyX/rtw88/coex_enable
> >> >
> >> > To check coex dm is enabled or not
> >> > cat /sys/kernel/debug/ieee80211/phyX/rtw88/coex_enable
> >>
> >> I forgot, did we add a command to nl80211 for managing btcoex? At least
> >> we have talking about that for years. Please check that first before
> >> adding a debugfs interface for this.
> >>
> >
> > Yes, I found there was a thread [1] talking about adding a callback to
> > enable/disable btcoex, but it seems not get applied eventually.
> 
> Too bad, I really think we should have at least enable/disable
> functionality in nl80211. But if it's not there, I guess it's ok to have
> yet another driver custom debugfs file :/
> 

Yes, so please take this ;)

Thanks
Yen-Hsuan

  reply	other threads:[~2020-03-16  2:14 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-09  7:58 [PATCH v2 0/2] rtw88: add coex related debugfs yhchuang
2020-03-09  7:58 ` [PATCH v2 1/2] rtw88: add a debugfs entry to dump coex's info yhchuang
2020-03-11  9:31   ` Chris Chiu
2020-03-12 13:23     ` Kalle Valo
2020-03-09  7:58 ` [PATCH v2 2/2] rtw88: add a debugfs entry to enable/disable coex mechanism yhchuang
2020-03-12 13:25   ` Kalle Valo
2020-03-13  2:23     ` Tony Chuang
2020-03-13 11:17       ` Kalle Valo
2020-03-16  2:13         ` Tony Chuang [this message]
2020-03-24  7:05         ` Tony Chuang

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