Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757398AbbBELeh (ORCPT ); Thu, 5 Feb 2015 06:34:37 -0500 Received: from mga09.intel.com ([134.134.136.24]:38564 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752816AbbBELeg (ORCPT ); Thu, 5 Feb 2015 06:34:36 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,523,1418112000"; d="scan'208";a="522989268" Message-ID: <54D35545.7010600@linux.intel.com> Date: Thu, 05 Feb 2015 19:34:29 +0800 From: "Fu, Zhonghui" User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: brudley@broadcom.com, Arend van Spriel , Franky Lin , meuleman@broadcom.com, Kalle Valo , linville@tuxdriver.com, pieterpg@broadcom.com, hdegoede@redhat.com, wens@csie.org, linux-wireless@vger.kernel.org, brcm80211-dev-list@broadcom.com, netdev@vger.kernel.org, "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] brcmfmac: avoid duplicated suspend/resume operation References: <54C5AA8C.4010005@linux.intel.com> In-Reply-To: <54C5AA8C.4010005@linux.intel.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2513 Lines: 71 What comments about the new patch? Can this new patch be accepted? Thanks, Zhonghui On 2015/1/26 10:46, Fu, Zhonghui wrote: > From ff39ed4af9f1c50358fe92ec4c8eaac9db183e00 Mon Sep 17 00:00:00 2001 > From: Zhonghui Fu > Date: Mon, 26 Jan 2015 10:13:21 +0800 > Subject: [PATCH] brcmfmac: avoid duplicated suspend/resume operation > > WiFi chip has 2 SDIO functions, and PM core will trigger > twice suspend/resume operations for one WiFi chip to do > the same things. This patch avoid this case. > > Acked-by: Arend van Spriel > Signed-off-by: Zhonghui Fu > --- > drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 17 +++++++++++++++-- > 1 files changed, 15 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c > index 9880dae..618b545 100644 > --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c > +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c > @@ -1139,11 +1139,17 @@ void brcmf_sdio_wowl_config(struct device *dev, bool enabled) > static int brcmf_ops_sdio_suspend(struct device *dev) > { > struct brcmf_bus *bus_if = dev_get_drvdata(dev); > - struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; > + struct brcmf_sdio_dev *sdiodev; > mmc_pm_flag_t sdio_flags; > + struct sdio_func *func = dev_to_sdio_func(dev); > > brcmf_dbg(SDIO, "Enter\n"); > > + if (func->num == 2) > + return 0; > + > + sdiodev = bus_if->bus_priv.sdio; > + > atomic_set(&sdiodev->suspend, true); > > if (sdiodev->wowl_enabled) { > @@ -1164,9 +1170,16 @@ static int brcmf_ops_sdio_suspend(struct device *dev) > static int brcmf_ops_sdio_resume(struct device *dev) > { > struct brcmf_bus *bus_if = dev_get_drvdata(dev); > - struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; > + struct brcmf_sdio_dev *sdiodev; > + struct sdio_func *func = dev_to_sdio_func(dev); > > brcmf_dbg(SDIO, "Enter\n"); > + > + if (func->num == 2) > + return 0; > + > + sdiodev = bus_if->bus_priv.sdio; > + > if (sdiodev->pdata && sdiodev->pdata->oob_irq_supported) > disable_irq_wake(sdiodev->pdata->oob_irq_nr); > brcmf_sdio_wd_timer(sdiodev->bus, BRCMF_WD_POLL_MS); > -- 1.7.1 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/