From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from gw-1.arm.linux.org.uk ([78.32.30.217]:36578 "EHLO pandora.arm.linux.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751046AbaHDQs0 (ORCPT ); Mon, 4 Aug 2014 12:48:26 -0400 Date: Mon, 4 Aug 2014 17:47:58 +0100 From: Russell King - ARM Linux To: Arend van Spriel Cc: "Fu, Zhonghui" , brudley@broadcom.com, Franky Lin , meuleman@broadcom.com, linville@tuxdriver.com, pieterpg@broadcom.com, dekim@broadcom.com, mcgrof@do-not-panic.com, antonio@open-mesh.com, johannes.berg@intel.com, linux-wireless@vger.kernel.org, brcm80211-dev-list@broadcom.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Message-ID: <20140804164758.GF30282@n2100.arm.linux.org.uk> (sfid-20140804_184858_446651_5EF4FC44) References: <539E8559.3010601@linux.intel.com> <539EA79C.7010206@broadcom.com> <53A30F96.3010206@linux.intel.com> <53A311E4.301@broadcom.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <53A311E4.301@broadcom.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Thu, Jun 19, 2014 at 06:37:56PM +0200, Arend van Spriel wrote: > On 19-06-14 18:28, Fu, Zhonghui wrote: >> I have tried brcmfmac driver with "CONFIG_PM_RUNTIME is not set", and scanning and connecting always succeeded. This means that CONFIG_PM_RUNTIME should not be set if we use SDIO WiFi device driven by brcmfmac driver, right? > > Depends which kernel you are using. In 3.16-rc1 the sdio interrupt issue > has been fixed so you should be fine to use CONFIG_PM_RUNTIME. Here is > the commit I have to say that scanning with the 4329 device seems utterly useless, whereas 4330 works fine. Apart from the broadcom chip, the rest of the hardware is identical. -- FTTC broadband for 0.8mile line: currently at 9.5Mbps down 400kbps up according to speedtest.net.