From: "Pali Rohár" <pali.rohar@gmail.com>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: Pavel Machek <pavel@ucw.cz>,
Arend van Spriel <arend@broadcom.com>,
Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org,
David Gnedt <david.gnedt@davizone.at>
Subject: Re: [PATCH v2] wl1251: add sysfs interface for bluetooth coexistence mode configuration
Date: Thu, 21 Jan 2016 14:51:10 +0100 [thread overview]
Message-ID: <20160121135110.GH7192@pali> (raw)
In-Reply-To: <87d1svyrfl.fsf@kamboji.qca.qualcomm.com>
On Thursday 21 January 2016 15:48:14 Kalle Valo wrote:
> Pali Rohár <pali.rohar@gmail.com> writes:
>
> > On Thursday 14 January 2016 10:16:54 Pavel Machek wrote:
> >> On Wed 2016-01-13 23:32:47, Arend van Spriel wrote:
> >> > On 12/26/2015 12:45 PM, Pali Rohár wrote:
> >> > >Port the bt_coex_mode sysfs interface from wl1251 driver version included
> >> > >in the Maemo Fremantle kernel to allow bt-coexistence mode configuration.
> >> > >This enables userspace applications to set one of the modes
> >> > >WL1251_BT_COEX_OFF, WL1251_BT_COEX_ENABLE and WL1251_BT_COEX_MONOAUDIO.
> >> > >The default mode is WL1251_BT_COEX_OFF.
> >> > >It should be noted that this driver always enabled bt-coexistence before
> >> > >and enabled bt-coexistence directly affects the receiving performance,
> >> > >rendering it unusable in some low-signal situations. Especially monitor
> >> > >mode is affected very badly with bt-coexistence enabled.
> >> >
> >> > So what user-space process will be using this interface. Did you consider
> >> > adding debugfs interface? In case of monitor mode you could consider
> >> > disabling bt-coex from within the driver itself.
> >>
> >> This aint no debugging feature.
> >
> > Right, bt-coex is not for debugging purpose, but for normal usage, when
> > user want to use together bluetooth and wifi or just one of those.
>
> I think most of other drivers have a debugfs interface for btcoex, I
> guess mostly for testing purposes. But this really should be added to
> cfg80211.
All other TI wireless drivers have "bt_coex_state" sysfs node.
--
Pali Rohár
pali.rohar@gmail.com
next prev parent reply other threads:[~2016-01-21 13:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-26 11:45 [PATCH v2] wl1251: add sysfs interface for bluetooth coexistence mode configuration Pali Rohár
2016-01-09 20:33 ` Pali Rohár
2016-01-13 12:16 ` Pali Rohár
2016-01-13 12:57 ` Kalle Valo
2016-01-13 14:40 ` Pali Rohár
2016-01-13 22:32 ` Arend van Spriel
2016-01-13 22:39 ` Pali Rohár
2016-01-14 9:16 ` Pavel Machek
2016-01-21 8:53 ` Pali Rohár
2016-01-21 13:48 ` Kalle Valo
2016-01-21 13:51 ` Pali Rohár [this message]
2016-01-21 14:44 ` Kalle Valo
2016-01-22 9:29 ` Pali Rohár
2016-01-22 11:55 ` Kalle Valo
[not found] ` <1451130310-16666-1-git-send-email-pali.rohar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-01-21 13:44 ` Kalle Valo
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