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=-1.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,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 55D41C433E0 for ; Thu, 4 Jun 2020 10:11:41 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2854E206DC for ; Thu, 4 Jun 2020 10:11:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="LNzWTr5s"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="SrQtJzCf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2854E206DC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-ID:References:In-Reply-To:Subject:To:From: Date:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=1weldBsSeucSMr8Ik8Zd7If9kdlWiigpbczh/Cph484=; b=LNzWTr5sGW8lfTPB0vC3yBNT+ vKJ7Va1wFKKgjcvlb2H1VFPNo9gB4M/bQvtcXtZhidC9c5uSFVMlGKEnRskbvT3VYfflfNYVZ85Wd VT3RBY9QwOQIbJBM0mCXci5y/wDZQVL9WqBKxcjqOp8KHVwXt81oZeKoIXJKQUCsj2YfeeUl3GZdw KGmkd9Nb8wvqlfYcn9l67txHVEEhV1GCEokp1HOjeQ4Ol2mvphUvpnKPcq0xAMCugUdzvki7CoHbb OApJUjDSfEOg1fw8y/myKw5PnE3pEozdGXY6E9Q0IC6FYjLfUTf02jK0xTy4njBMKynUlx7aBmqCs 9r03/h1Hw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgmqa-000190-OZ; Thu, 04 Jun 2020 10:11:40 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgmqX-00018N-G7 for linux-arm-kernel@lists.infradead.org; Thu, 04 Jun 2020 10:11:38 +0000 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9B352206DC; Thu, 4 Jun 2020 10:11:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591265496; bh=P44bAU+xwGFOgLsCT7QfTlM8tbyumARHwDqBHLn5mDE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=SrQtJzCf1AJtitsKraIknR/lnhU0YiRvyRmRccq4pZYIyrxLx+HqWi5HrYNsNZPnH DOm4RMEJG2Y7SjqNIxy8lWcmbkoRQHZFv9H0wmXyRn8feHqHFURucKZfNw2sBt+qYI 1+mNyTbBPSVZvHyBH7GB9aUTz+T+ftxLSzcW8W7c= Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jgmqV-000Dcl-4B; Thu, 04 Jun 2020 11:11:35 +0100 MIME-Version: 1.0 Date: Thu, 04 Jun 2020 11:11:34 +0100 From: Marc Zyngier To: Kunihiko Hayashi Subject: Re: [PATCH v3 2/6] PCI: uniphier: Add misc interrupt handler to invoke PME and AER In-Reply-To: <2e07d3d3-515b-57e1-0a36-8892bc38bb7b@socionext.com> References: <1591174481-13975-1-git-send-email-hayashi.kunihiko@socionext.com> <1591174481-13975-3-git-send-email-hayashi.kunihiko@socionext.com> <78af3b11de9c513f9be2a1f42f273f27@kernel.org> <2e07d3d3-515b-57e1-0a36-8892bc38bb7b@socionext.com> User-Agent: Roundcube Webmail/1.4.4 Message-ID: <9cbfdacba32c5e351fd9e14444768666@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: hayashi.kunihiko@socionext.com, bhelgaas@google.com, lorenzo.pieralisi@arm.com, jingoohan1@gmail.com, gustavo.pimentel@synopsys.com, robh+dt@kernel.org, yamada.masahiro@socionext.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, masami.hiramatsu@linaro.org, jaswinder.singh@linaro.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200604_031137_575248_21D78CA7 X-CRM114-Status: GOOD ( 16.53 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Lorenzo Pieralisi , Masami Hiramatsu , Jassi Brar , Jingoo Han , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Masahiro Yamada , Rob Herring , Gustavo Pimentel , Bjorn Helgaas , linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMjAyMC0wNi0wNCAxMDo0MywgS3VuaWhpa28gSGF5YXNoaSB3cm90ZToKClsuLi5dCgo+Pj4g LXN0YXRpYyB2b2lkIHVuaXBoaWVyX3BjaWVfaXJxX2hhbmRsZXIoc3RydWN0IGlycV9kZXNjICpk ZXNjKQo+Pj4gK3N0YXRpYyB2b2lkIHVuaXBoaWVyX3BjaWVfbWlzY19pc3Ioc3RydWN0IHBjaWVf cG9ydCAqcHApCj4+PiDCoHsKPj4+IC3CoMKgwqAgc3RydWN0IHBjaWVfcG9ydCAqcHAgPSBpcnFf ZGVzY19nZXRfaGFuZGxlcl9kYXRhKGRlc2MpOwo+Pj4gwqDCoMKgwqAgc3RydWN0IGR3X3BjaWUg KnBjaSA9IHRvX2R3X3BjaWVfZnJvbV9wcChwcCk7Cj4+PiDCoMKgwqDCoCBzdHJ1Y3QgdW5pcGhp ZXJfcGNpZV9wcml2ICpwcml2ID0gdG9fdW5pcGhpZXJfcGNpZShwY2kpOwo+Pj4gLcKgwqDCoCBz dHJ1Y3QgaXJxX2NoaXAgKmNoaXAgPSBpcnFfZGVzY19nZXRfY2hpcChkZXNjKTsKPj4+IC3CoMKg wqAgdW5zaWduZWQgbG9uZyByZWc7Cj4+PiAtwqDCoMKgIHUzMiB2YWwsIGJpdCwgdmlycTsKPj4+ ICvCoMKgwqAgdTMyIHZhbCwgdmlycTsKPj4+IAo+Pj4gLcKgwqDCoCAvKiBJTlQgZm9yIGRlYnVn ICovCj4+PiDCoMKgwqDCoCB2YWwgPSByZWFkbChwcml2LT5iYXNlICsgUENMX1JDVl9JTlQpOwo+ Pj4gCj4+PiDCoMKgwqDCoCBpZiAodmFsICYgUENMX0NGR19CV19NR1RfU1RBVFVTKQo+Pj4gwqDC oMKgwqDCoMKgwqDCoCBkZXZfZGJnKHBjaS0+ZGV2LCAiTGluayBCYW5kd2lkdGggTWFuYWdlbWVu dCBFdmVudFxuIik7Cj4+PiArCj4+PiDCoMKgwqDCoCBpZiAodmFsICYgUENMX0NGR19MSU5LX0FV VE9fQldfU1RBVFVTKQo+Pj4gwqDCoMKgwqDCoMKgwqDCoCBkZXZfZGJnKHBjaS0+ZGV2LCAiTGlu ayBBdXRvbm9tb3VzIEJhbmR3aWR0aCBFdmVudFxuIik7Cj4+PiAtwqDCoMKgIGlmICh2YWwgJiBQ Q0xfQ0ZHX0FFUl9SQ19FUlJfTVNJX1NUQVRVUykKPj4+IC3CoMKgwqDCoMKgwqDCoCBkZXZfZGJn KHBjaS0+ZGV2LCAiUm9vdCBFcnJvclxuIik7Cj4+PiAtwqDCoMKgIGlmICh2YWwgJiBQQ0xfQ0ZH X1BNRV9NU0lfU1RBVFVTKQo+Pj4gLcKgwqDCoMKgwqDCoMKgIGRldl9kYmcocGNpLT5kZXYsICJQ TUUgSW50ZXJydXB0XG4iKTsKPj4+ICsKPj4+ICvCoMKgwqAgaWYgKHBjaV9tc2lfZW5hYmxlZCgp KSB7Cj4+IAo+PiBUaGlzIGNoZWNrcyB3aGV0aGVyIHRoZSBrZXJuZWwgc3VwcG9ydHMgTVNJcy4g Tm90IHRoYXQgdGhleSBhcmUKPj4gZW5hYmxlZCBpbiB5b3VyIGNvbnRyb2xsZXIuIElzIHRoYXQg cmVhbGx5IHdoYXQgeW91IHdhbnQgdG8gZG8/Cj4gCj4gVGhlIGJlbG93IHR3byBzdGF0dXMgYml0 cyBhcmUgdmFsaWQgd2hlbiB0aGUgaW50ZXJydXB0IGZvciBNU0kgaXMgCj4gYXNzZXJ0ZWQuCj4g VGhhdCBpcywgcGNpX21zaV9lbmFibGVkKCkgaXMgd3JvbmcuCj4gCj4gSSdsbCBtb2RpZnkgdGhl IGZ1bmN0aW9uIHRvIGNoZWNrIHRoZSB0d28gYml0cyBvbmx5IGlmIHRoaXMgZnVuY3Rpb24gaXMK PiBjYWxsZWQgZnJvbSBNU0kgaGFuZGxlci4KPiAKPj4gCj4+PiArwqDCoMKgwqDCoMKgwqAgaWYg KHZhbCAmIFBDTF9DRkdfQUVSX1JDX0VSUl9NU0lfU1RBVFVTKSB7Cj4+PiArwqDCoMKgwqDCoMKg wqDCoMKgwqDCoCBkZXZfZGJnKHBjaS0+ZGV2LCAiUm9vdCBFcnJvciBTdGF0dXNcbiIpOwo+Pj4g K8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgdmlycSA9IGlycV9saW5lYXJfcmV2bWFwKHBwLT5pcnFf ZG9tYWluLCAwKTsKPj4+ICvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIGdlbmVyaWNfaGFuZGxlX2ly cSh2aXJxKTsKPj4+ICvCoMKgwqDCoMKgwqDCoCB9Cj4+PiArCj4+PiArwqDCoMKgwqDCoMKgwqAg aWYgKHZhbCAmIFBDTF9DRkdfUE1FX01TSV9TVEFUVVMpIHsKPj4+ICvCoMKgwqDCoMKgwqDCoMKg wqDCoMKgIGRldl9kYmcocGNpLT5kZXYsICJQTUUgSW50ZXJydXB0XG4iKTsKPj4+ICvCoMKgwqDC oMKgwqDCoMKgwqDCoMKgIHZpcnEgPSBpcnFfbGluZWFyX3Jldm1hcChwcC0+aXJxX2RvbWFpbiwg MCk7Cj4+PiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBnZW5lcmljX2hhbmRsZV9pcnEodmlycSk7 Cj4+PiArwqDCoMKgwqDCoMKgwqAgfQo+PiAKPj4gVGhlc2UgdHdvIGNhc2VzIGRvIHRoZSBleGFj dCBzYW1lIHRoaW5nLCBjYWxsaW5nIHRoZSBzYW1lIGludGVycnVwdC4KPj4gV2hhdCBpcyB0aGUg cG9pbnQgb2YgZGVhbGluZyB3aXRoIHRoZW0gaW5kZXBlbmRlbnRseT8KPiAKPiBCb3RoIFBNRSBh bmQgQUVSIGFyZSBhc3NlcnRlZCBmcm9tIE1TSS0wLCBhbmQgZWFjaCBoYW5kbGVyIGNoZWNrcyBp dHMgCj4gb3duCj4gc3RhdHVzIGJpdCBpbiB0aGUgUENJZSByZWdpc3RlciAoYWVyX2lycSgpIGlu IHBjaWUvYWVyLmMgYW5kIAo+IHBjaWVfcG1lX2lycSgpCj4gaW4gcGNpZS9wbWUuYykuCj4gU28g SSB0aGluayB0aGlzIGhhbmRsZXIgY2FsbHMgZ2VuZXJpY19oYW5kbGVfaXJxKCkgZm9yIHRoZSBz YW1lIE1TSS0wLgoKU28gd2hhdCBpcyB3cm9uZyB3aXRoCgogICAgICAgICBpZiAodmFsICYgKFBD TF9DRkdfQUVSX1JDX0VSUl9NU0lfU1RBVFVTIHwKICAgICAgICAgICAgICAgICAgICBQQ0xfQ0ZH X1BNRV9NU0lfU1RBVFVTKSkgewogICAgICAgICAgICAgICAgIC8vIGhhbmRsZSBpbnRlcnJ1cHQK ICAgICAgICAgfQoKPwoKSWYgeW91IGhhdmUgdHdvIGhhbmRsZXJzIGZvciB0aGUgc2FtZSBpbnRl cnJ1cHQsIHRoaXMgaXMgYSBzaGFyZWQKaW50ZXJydXB0IGFuZCBlYWNoIGhhbmRsZXIgd2lsbCBi ZSBjYWxsZWQgaW4gdHVybi4KCiAgICAgICAgIE0uCi0tIApKYXp6IGlzIG5vdCBkZWFkLiBJdCBq dXN0IHNtZWxscyBmdW5ueS4uLgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5l bEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4v bGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=