From patchwork Sun Sep 27 19:49:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 260062 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=-7.0 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 8D5A1C4346E for ; Sun, 27 Sep 2020 20:00:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 46987206FB for ; Sun, 27 Sep 2020 20:00:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="tqeU52EO"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="wKmY7sgd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727084AbgI0UAa (ORCPT ); Sun, 27 Sep 2020 16:00:30 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:42202 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726420AbgI0T5i (ORCPT ); Sun, 27 Sep 2020 15:57:38 -0400 Message-Id: <20200927194922.245750969@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1601236655; 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=Fz/Y8tdPmcPxNZ39xs6OXP7t7GmeJEA09IH+iG5eqPY=; b=tqeU52EO2XBZK/ddxUU5a112arkeHUUJxxE9PSVyDXEDKqBLkWy/SqNPHHwWYyb3sGz1JZ lGkGMNhtwBDXIrEFaClRwhU7/O0vbRat1U/HPln4Q+oDTdQQBOI3q84qp9pf16Ab5g85pJ QlJCaUVOiCLDkYSh2yx2xZN5Noqozpd/Li1JhhqRUGYrArnUjtd0jKAyZYEFp/ajaRPpJD eyOmp0cGo2JKISaMxw/wevnANPyTs9dg/RX9PVhj7eacVPKFmZJwmM2GFlq7wE8TYP6JWV eiML7z2T/jG7bgMjXY9Xv+i/fNSvkYhHG+xKystktSgzm9NEOxUntE/v+kEGnQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1601236655; 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=Fz/Y8tdPmcPxNZ39xs6OXP7t7GmeJEA09IH+iG5eqPY=; b=wKmY7sgdpiakGLwk3efR391mD4s4Ls4MU5X6793GEBWur5GfvH8AeOH68vsN1rg1N5GERz 9mCHkioqeemMDuAw== Date: Sun, 27 Sep 2020 21:49:10 +0200 From: Thomas Gleixner To: LKML Cc: Peter Zijlstra , Linus Torvalds , Paul McKenney , Matthew Wilcox , Sebastian Andrzej Siewior , Arend van Spriel , Franky Lin , Hante Meuleman , Chi-Hsien Lin , Wright Feng , Kalle Valo , "David S. Miller" , Jakub Kicinski , linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, brcm80211-dev-list@cypress.com, netdev@vger.kernel.org, Christian Benvenuti , Govindarajulu Varadarajan <_govind@gmx.com>, Dave Miller , Jonathan Corbet , Mauro Carvalho Chehab , linux-doc@vger.kernel.org, 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 , linux-usb@vger.kernel.org, Greg Kroah-Hartman , 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 24/35] net: brcmfmac: Replace in_interrupt() References: <20200927194846.045411263@linutronix.de> MIME-Version: 1.0 Content-transfer-encoding: 8-bit Precedence: bulk List-ID: X-Mailing-List: netdev@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 Cc: Arend van Spriel Cc: Franky Lin Cc: Hante Meuleman Cc: Chi-Hsien Lin Cc: Wright Feng Cc: Kalle Valo Cc: "David S. Miller" Cc: Jakub Kicinski Cc: linux-wireless@vger.kernel.org Cc: brcm80211-dev-list.pdl@broadcom.com Cc: brcm80211-dev-list@cypress.com Cc: netdev@vger.kernel.org Reviewed-by: Arend van Spriel --- 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);