From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kalle Valo Subject: Re: [PATCH v2 02/16] wl1251: add sysfs interface for bluetooth coexistence mode configuration Date: Tue, 10 Dec 2013 17:46:54 +0200 Message-ID: <87y53spv2p.fsf@purkki.adurom.net> References: <1382819655-30430-1-git-send-email-pali.rohar@gmail.com> <1386494714-21070-1-git-send-email-pali.rohar@gmail.com> <1386494714-21070-3-git-send-email-pali.rohar@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Luciano Coelho , "John W. Linville" , linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, freemangordon-uiMcrn6V0Vs@public.gmane.org, aaro.koskinen-X3B1VOXEql0@public.gmane.org, pavel-+ZI9xUNit7I@public.gmane.org, sre-GFxCN5SEZAc@public.gmane.org, joni.lapilainen-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, Johannes Berg , Felipe Contreras , David Gnedt To: Pali =?utf-8?Q?Roh=C3=A1r?= Return-path: In-Reply-To: <1386494714-21070-3-git-send-email-pali.rohar-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> ("Pali =?utf-8?Q?Roh=C3=A1r=22's?= message of "Sun, 8 Dec 2013 10:25:00 +0100") Sender: linux-wireless-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org Pali Roh=C3=A1r writes: > From: David Gnedt > > Port the bt_coex_mode sysfs interface from wl1251 driver version incl= uded > in the Maemo Fremantle kernel to allow bt-coexistence mode configurat= ion. > This enables userspace applications to set one of the modes > WL1251_BT_COEX_OFF, WL1251_BT_COEX_ENABLE and WL1251_BT_COEX_MONOAUDI= O. > The default mode is WL1251_BT_COEX_OFF. > It should be noted that this driver always enabled bt-coexistence bef= ore > and enabled bt-coexistence directly affects the receiving performance= , > rendering it unusable in some low-signal situations. Especially monit= or > mode is affected very badly with bt-coexistence enabled. > > Signed-off-by: David Gnedt > Signed-off-by: Pali Roh=C3=A1r I think this is also what I wrote a long time. And also this sysfs hack should not go to upstream. Over the years there has been some talk about solving the BT coex properly, but I haven't seen any patches. I guess the proper solution would be that BT subsystem in kernel would notify wireless drivers abou= t BT use? --=20 Kalle Valo -- To unsubscribe from this list: send the line "unsubscribe linux-wireles= s" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html