From patchwork Tue Sep 29 20:25:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 259106 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9FAD5C47420 for ; Tue, 29 Sep 2020 20:36:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A95F20639 for ; Tue, 29 Sep 2020 20:36:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="1bYv3DnX"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="NTn83D4Y" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729620AbgI2UgZ (ORCPT ); Tue, 29 Sep 2020 16:36:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37316 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729568AbgI2UgX (ORCPT ); Tue, 29 Sep 2020 16:36:23 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AFD62C0613D7; Tue, 29 Sep 2020 13:36:11 -0700 (PDT) Message-Id: <20200929203501.990651184@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1601411770; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=nmdfvbBdxc+F4LPbcHtWk8LDo4taGeEsCCFXJ53hMe0=; b=1bYv3DnXkNw/hSM4Nbg1Y9iOR3XrEgyVJxt5WvlsV7LV+bDZR9sXtsXiFtxi/GUL8So33c 6JT9kP+vg/vwkU83hFjotL3A5wnGg0MQ67NpMu3g/YNVFzVs9Ju1urHXtldZClm2+PqHDG W3QkFf1mGMK9WtJSTJp3gDruTAqAqjslZMT/CkbQfhFFnjks2VuytpmLaV6f1sbEMKenwA FeKBWF0bZnBtmunfN9FNarsHezWSQcxcDgZRudB8/atxwuIBD1AR8BC/eJDs4u+q3DIY0+ 37CeMKqTBZchMZKeyT1yQK9yogh4KjCXVo8hnD+tZArWPx281ma3F+P0eZ+W2Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1601411770; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: references:references; bh=nmdfvbBdxc+F4LPbcHtWk8LDo4taGeEsCCFXJ53hMe0=; b=NTn83D4YH6ysj5p9NgvKY4vhETcAWKaws1Uy8zXoCrhCdKnDt7aF8bdJR3JQ4nIH6kIL2k mn+yFYZvhlq5M+AQ== Date: Tue, 29 Sep 2020 22:25:34 +0200 From: Thomas Gleixner To: LKML Cc: Peter Zijlstra , Paul McKenney , Matthew Wilcox , Christian Benvenuti , Govindarajulu Varadarajan <_govind@gmx.com>, Dave Miller , Jakub Kicinski , netdev@vger.kernel.org, Jonathan Corbet , Mauro Carvalho Chehab , linux-doc@vger.kernel.org, Sebastian Andrzej Siewior , Luc Van Oostenryck , Jay Cliburn , Chris Snook , Vishal Kulkarni , Jeff Kirsher , intel-wired-lan@lists.osuosl.org, Shannon Nelson , Pensando Drivers , Andrew Lunn , Heiner Kallweit , Russell King , Thomas Bogendoerfer , Solarflare linux maintainers , Edward Cree , Martin Habets , Jon Mason , Daniel Drake , Ulrich Kunitz , Kalle Valo , linux-wireless@vger.kernel.org, linux-usb@vger.kernel.org, Greg Kroah-Hartman , Arend van Spriel , Franky Lin , Hante Meuleman , Chi-Hsien Lin , Wright Feng , brcm80211-dev-list.pdl@broadcom.com, brcm80211-dev-list@cypress.com, Stanislav Yakovlev , Stanislaw Gruszka , Johannes Berg , Emmanuel Grumbach , Luca Coelho , Intel Linux Wireless , Jouni Malinen , Amitkumar Karwar , Ganapathi Bhat , Xinming Hu , libertas-dev@lists.infradead.org, Pascal Terjan , Ping-Ke Shih Subject: [patch V2 25/36] net: brcmfmac: Replace in_interrupt() References: <20200929202509.673358734@linutronix.de> MIME-Version: 1.0 Content-transfer-encoding: 8-bit Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Sebastian Andrzej Siewior brcmf_sdio_isr() is using in_interrupt() to distinguish if it is called from a interrupt service routine or from a worker thread. Passing such information from the calling context is preferred and requested by Linus, so add an argument `in_isr' to brcmf_sdio_isr() and let the callers pass the information about the calling context. Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Thomas Gleixner Reviewed-by: Arend van Spriel Acked-by: Kalle Valo --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 4 ++-- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 4 ++-- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -73,7 +73,7 @@ static irqreturn_t brcmf_sdiod_oob_irqha sdiodev->irq_en = false; } - brcmf_sdio_isr(sdiodev->bus); + brcmf_sdio_isr(sdiodev->bus, true); return IRQ_HANDLED; } @@ -85,7 +85,7 @@ static void brcmf_sdiod_ib_irqhandler(st brcmf_dbg(INTR, "IB intr triggered\n"); - brcmf_sdio_isr(sdiodev->bus); + brcmf_sdio_isr(sdiodev->bus, false); } /* dummy handler for SDIO function 2 interrupt */ --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -3625,7 +3625,7 @@ void brcmf_sdio_trigger_dpc(struct brcmf } } -void brcmf_sdio_isr(struct brcmf_sdio *bus) +void brcmf_sdio_isr(struct brcmf_sdio *bus, bool in_isr) { brcmf_dbg(TRACE, "Enter\n"); @@ -3636,7 +3636,7 @@ void brcmf_sdio_isr(struct brcmf_sdio *b /* Count the interrupt call */ bus->sdcnt.intrcount++; - if (in_interrupt()) + if (in_isr) atomic_set(&bus->ipend, 1); else if (brcmf_sdio_intr_rstatus(bus)) { --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h @@ -372,7 +372,7 @@ int brcmf_sdiod_remove(struct brcmf_sdio struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev); void brcmf_sdio_remove(struct brcmf_sdio *bus); -void brcmf_sdio_isr(struct brcmf_sdio *bus); +void brcmf_sdio_isr(struct brcmf_sdio *bus, bool in_isr); void brcmf_sdio_wd_timer(struct brcmf_sdio *bus, bool active); void brcmf_sdio_wowl_config(struct device *dev, bool enabled);