From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 534C1C433E0 for ; Wed, 27 May 2020 09:47:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 320662088E for ; Wed, 27 May 2020 09:47:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="WeawMs02" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728829AbgE0Jre (ORCPT ); Wed, 27 May 2020 05:47:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57166 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728264AbgE0Jre (ORCPT ); Wed, 27 May 2020 05:47:34 -0400 Received: from mail-pg1-x541.google.com (mail-pg1-x541.google.com [IPv6:2607:f8b0:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E07DAC03E96E for ; Wed, 27 May 2020 02:47:33 -0700 (PDT) Received: by mail-pg1-x541.google.com with SMTP id w20so6520039pga.6 for ; Wed, 27 May 2020 02:47:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=mime-version:content-transfer-encoding:in-reply-to:references :subject:from:cc:to:date:message-id:user-agent; bh=OLF9lwE2e7f3o0945da1l86g58aoVITOUEe8pjdIEuE=; b=WeawMs02Jy51FJdzoYqEttg8/jkn4FfmUv5EVDbRCdQOjiOEcKeQirpE1wqrdNxcwC EEmb8GyzPBHsKwF9ew3PbKmO2LUc91/iwPVZbcCZip7ErnfaEN/GL7No/njB4E/BY9na U90MwcpoxJsQlD7v7aWP0PfWzgzHGTq8VURtk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:content-transfer-encoding :in-reply-to:references:subject:from:cc:to:date:message-id :user-agent; bh=OLF9lwE2e7f3o0945da1l86g58aoVITOUEe8pjdIEuE=; b=aOP4neduuhZl6WaOI0ZM/SYZ5CMckmSV/GIgikFAUsxJzNDBb87MJMuxc3UZHidWmg EkJTsxYLaSZMeoMhou7bqHqEZAh75hr19y+2niNMkmyo5IO1AYGLyBEmspeI+iQca1hN FlpfMUb0xG9TU+4u5rH9dWaY7foTxNakZcB8ODR+eDWiPJy8wv0YV2MtBCZHJQ6kBHVq Pi0HcvC3NXcP/SL0v9UyZXuOQ/QHZxGSy07lcFljr0KbXKsGGcOgprKYtiiDdS9heVIR Z92Nz7XtyZqfQosYzZq4nE7Mm6xOn9ZS3+9icSpbleUnSHvNuAvagV/Ghor2GhOVINOW dY7w== X-Gm-Message-State: AOAM531d80be+d1BTVDmCBr2K0wXH2TqtO25AbGrUEKdKqpzd5mcWnyJ DnNeEIeCj6GzXKypB5ZsqyDccA== X-Google-Smtp-Source: ABdhPJwyjsJiyOwvaVNB+4wG3UIVuWYeMXY2/2AN1qH2vGamYlPhvf4//LLrFzBFd2CcXp/G4SbucA== X-Received: by 2002:a62:e419:: with SMTP id r25mr3178210pfh.82.1590572853451; Wed, 27 May 2020 02:47:33 -0700 (PDT) Received: from chromium.org ([2620:15c:202:1:fa53:7765:582b:82b9]) by smtp.gmail.com with ESMTPSA id l25sm1731006pgn.19.2020.05.27.02.47.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 May 2020 02:47:32 -0700 (PDT) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <1590253873-11556-4-git-send-email-mkshah@codeaurora.org> References: <1590253873-11556-1-git-send-email-mkshah@codeaurora.org> <1590253873-11556-4-git-send-email-mkshah@codeaurora.org> Subject: Re: [PATCH v2 3/4] pinctrl: qcom: Add msmgpio irqchip flags From: Stephen Boyd Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, agross@kernel.org, tglx@linutronix.de, jason@lakedaemon.net, dianders@chromium.org, rnayak@codeaurora.org, ilina@codeaurora.org, lsrao@codeaurora.org, Maulik Shah To: Maulik Shah , bjorn.andersson@linaro.org, evgreen@chromium.org, linus.walleij@linaro.org, maz@kernel.org, mka@chromium.org Date: Wed, 27 May 2020 02:47:31 -0700 Message-ID: <159057285160.88029.12486371130122290394@swboyd.mtv.corp.google.com> User-Agent: alot/0.9 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Quoting Maulik Shah (2020-05-23 10:11:12) > Add irqchip specific flags for msmgpio irqchip to mask non wakeirqs > during suspend and mask before setting irq type. Why do we need to mask before setting irq type? Does something go wrong? Can you explain in the commit text? >=20 > Signed-off-by: Maulik Shah Does this need a Fixes tag? > --- > drivers/pinctrl/qcom/pinctrl-msm.c | 2 ++ > 1 file changed, 2 insertions(+) >=20 > diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pi= nctrl-msm.c > index 2419023..b909ffe 100644 > --- a/drivers/pinctrl/qcom/pinctrl-msm.c > +++ b/drivers/pinctrl/qcom/pinctrl-msm.c > @@ -1143,6 +1143,8 @@ static int msm_gpio_init(struct msm_pinctrl *pctrl) > pctrl->irq_chip.irq_release_resources =3D msm_gpio_irq_relres; > pctrl->irq_chip.irq_set_affinity =3D msm_gpio_irq_set_affinity; > pctrl->irq_chip.irq_set_vcpu_affinity =3D msm_gpio_irq_set_vcpu_a= ffinity; > + pctrl->irq_chip.flags =3D IRQCHIP_MASK_ON_SUSPEND This is sort of sad. We have to set the IRQCHIP_MASK_ON_SUSPEND flag here so that genirq can call the mask op during suspend for the parent irqchip (pdc)? Is there some way to not need to do that and instead let genirq do mask on suspend at the chip level instead of the irq level? > + | IRQCHIP_SET_TYPE_MASKED; > =20 > np =3D of_parse_phandle(pctrl->dev->of_node, "wakeup-parent", 0); > if (np) {