From nobody Thu Sep 24 13:37:20 2026 Received: from pdx-out-013.esa.us-west-2.outbound.mail-perimeter.amazon.com (pdx-out-013.esa.us-west-2.outbound.mail-perimeter.amazon.com [34.218.115.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 196F33B9922 for ; Wed, 23 Sep 2026 08:37:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=34.218.115.239 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152651; cv=none; b=eH4u8zbyHe7mgv/JTWv+LHRteDFRT0MjMROQXhOjXs0VrFR+E7xKjoRP9kQ36LPaYwm66c6+imU6pPn5TEsVT2Ey6LYriEVQotXPwpjuaWtJ/VrSdiygRfH3w7ALd2SrsPpn792NPLuUZ3w8RUUFUv3SrkX6X8P3BFROs2R9yOA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152651; c=relaxed/simple; bh=NRy2zow/DrCu3nMeNhfZZEUsE/F5NVGi8JKtXFXZauc=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=u04Xeqi8BhWbfEEAr1l9ilpMuOddc8Mjk/EK5vByu09WN2hf/UHvsnSPm69JqburzFJ+By6Yibfrm9cuwB4r6NjvTxWnmFpc34I2xqnaW1T9dGQMPQVa9A81bT1UphCfR9a/l4mUNJm3E2k2zRu0KT7P8Q0twsRsYaA0JGk1jKc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com; spf=pass smtp.mailfrom=amazon.com; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b=kb2VyDnH; arc=none smtp.client-ip=34.218.115.239 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amazon.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b="kb2VyDnH" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazoncorp2; t=1790152643; x=1821688643; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=T9OFgGNXERb3VJQ/3J3tKtQZkWd5zwiTiKIm6bYoF1Q=; b=kb2VyDnH+ft59y7Cu/tMVB9sDrK6zv9VAa/0hhBh3OjDWH2BPkpIn7j8 v0mIpE4GXXNYAqI6aNyITESfJRlQpHhs5mkxsAqzD59YYqK74h3pc+Wcx 6+rLDz/Rd5eZepZus+/7ZbAAAEkabeKbrEDqinQ2htCj6djOw/FMe9hTr B0rM7/oQG0hq3tmZ3T0vcotuDpvR42MvsFua4LATcyKnkzRAvwYzav8JI F324w7GUuX/TKsM7KOLzE6mnnE/2FtXiOsfUCcETaui+bXwtS5TFtURHv wn/AihmgwdcQV/nro4ZxTaA2G/MMy0W7YH1Y5ygvY5+g7VUcT/7T6h/uu A==; X-CSE-ConnectionGUID: TdnE58viQGmMC2XHXrftmg== X-CSE-MsgGUID: qw+WaUgRQ3ezHTfqFhJwuA== X-IronPort-AV: E=Sophos;i="6.27,118,1787011200"; d="scan'208";a="29208085" Received: from ip-10-5-9-48.us-west-2.compute.internal (HELO smtpout.naws.us-west-2.prod.farcaster.email.amazon.dev) ([10.5.9.48]) by internal-pdx-out-013.esa.us-west-2.outbound.mail-perimeter.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Sep 2026 08:37:12 +0000 Received: from EX19MTAUWA001.ant.amazon.com [205.251.233.236:25055] by smtpin.naws.us-west-2.prod.farcaster.email.amazon.dev [10.0.16.195:2525] with esmtp (Farcaster) id 216cd999-a0c1-4063-8f93-3258ce205892; Wed, 23 Sep 2026 08:37:12 +0000 (UTC) X-Farcaster-Flow-ID: 216cd999-a0c1-4063-8f93-3258ce205892 Received: from EX19D001UWA001.ant.amazon.com (10.13.138.214) by EX19MTAUWA001.ant.amazon.com (10.250.64.217) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:11 +0000 Received: from dev-dsk-farbere-1a-46ecabed.eu-west-1.amazon.com (172.19.116.181) by EX19D001UWA001.ant.amazon.com (10.13.138.214) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:10 +0000 From: Eliav Farber To: Thomas Gleixner , Antoine Tenart CC: Radu Rendec , , , Eliav Farber Subject: [PATCH 1/4] irqchip/alpine-msi: Use SPDX-License-Identifier Date: Wed, 23 Sep 2026 08:37:00 +0000 Message-ID: <20260923083703.38974-2-farbere@amazon.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260923083703.38974-1-farbere@amazon.com> References: <20260923083703.38974-1-farbere@amazon.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: EX19D033UWA004.ant.amazon.com (10.13.139.85) To EX19D001UWA001.ant.amazon.com (10.13.138.214) Content-Type: text/plain; charset="utf-8" Replace the free-form GPL v2 license boilerplate with the equivalent SPDX-License-Identifier tag, as preferred for new and updated files. No functional change. Signed-off-by: Eliav Farber --- drivers/irqchip/irq-alpine-msi.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-= msi.c index 6764d64e7950..0d97abb85e16 100644 --- a/drivers/irqchip/irq-alpine-msi.c +++ b/drivers/irqchip/irq-alpine-msi.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Annapurna Labs MSIX support services * * Copyright (C) 2016, Amazon.com, Inc. or its affiliates. All Rights Rese= rved. * * Antoine Tenart - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. */ =20 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt --=20 2.47.3 From nobody Thu Sep 24 13:37:20 2026 Received: from pdx-out-013.esa.us-west-2.outbound.mail-perimeter.amazon.com (pdx-out-013.esa.us-west-2.outbound.mail-perimeter.amazon.com [34.218.115.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 801553D9DC0 for ; Wed, 23 Sep 2026 08:37:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=34.218.115.239 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152661; cv=none; b=QukTMqEAQ6FAr/1f5KDGieBuZnW8EFSzeGPf9Sfz4SSZnTXrYKtZiYjO4TIlbCaxXrGWENfii9KsfA0CKjyED/TNdxvPHZ/gYBhV25BJ6UDw3gM5XQBh41Hhupl9MXaAFPjaAA3OYS45RV+tygNpzAPAgAKSQCuEDefVDD+kb88= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152661; c=relaxed/simple; bh=eyroH2GTt9T28KyKhz2amoaw3CsBR61+qaqQQFgNM88=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qGfRuCNGuKCOzOPngwDAQAohPhI+WRJUySPxnJ8V8/jJBYT/C8G+gtSCjH9IjYI1uh73pA5FkGoTMIHh0dWyVJwz3GABhyZhPQtTOgi22ZJwSFSPHBhwU2ziFgGrcgWWPNnVg+MAO3xyO3hkNLUlSRojDegBzt6FaKq+4OMADqo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com; spf=pass smtp.mailfrom=amazon.com; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b=H7FRMDQ7; arc=none smtp.client-ip=34.218.115.239 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amazon.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b="H7FRMDQ7" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazoncorp2; t=1790152653; x=1821688653; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=/jSDbvU+sSMPsR3FEFzrekZHW/2D9icHxMI/p6LU5cc=; b=H7FRMDQ7fzHTXR/rb8ADd3zDxywSFAr1O48GLrm0DhO9Lh/P52ykhAxA 616koHvNodw+DkkrrCYz5i3bpmXC89SJ+46+IS7vh1bbSVlID1Q3lblFQ FXu9MN4IWj8DIXUfPkp6RRMstY6SdR9vxX6QgXQpPhm+HzXgmGw9VkKsZ 0WTntb/lytrWuqsTA596fSBHket1G15/Zm2iaVC5F58WUVpS+nobhzVvl bzMI0bso3CbtYgCxoHb602OugqOyxSQzBTqXCe+E9aNKQajrzRdAriNmB AJbg43ofSUKh7w/NP5//sWTGJXF2jxTHtaUZfr7DU7Il+fDfRLsgNNeTW A==; X-CSE-ConnectionGUID: ZTYL8/TwQVGnN2kzN0LScw== X-CSE-MsgGUID: fylhUUF5QD2JNtkfbl1ZLg== X-IronPort-AV: E=Sophos;i="6.27,118,1787011200"; d="scan'208";a="29208088" Received: from ip-10-5-0-115.us-west-2.compute.internal (HELO smtpout.naws.us-west-2.prod.farcaster.email.amazon.dev) ([10.5.0.115]) by internal-pdx-out-013.esa.us-west-2.outbound.mail-perimeter.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Sep 2026 08:37:13 +0000 Received: from EX19MTAUWC001.ant.amazon.com [205.251.233.53:25436] by smtpin.naws.us-west-2.prod.farcaster.email.amazon.dev [10.0.1.232:2525] with esmtp (Farcaster) id ec2c215a-e1d5-4a75-8e4e-823d276dbc87; Wed, 23 Sep 2026 08:37:13 +0000 (UTC) X-Farcaster-Flow-ID: ec2c215a-e1d5-4a75-8e4e-823d276dbc87 Received: from EX19D001UWA001.ant.amazon.com (10.13.138.214) by EX19MTAUWC001.ant.amazon.com (10.250.64.174) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:13 +0000 Received: from dev-dsk-farbere-1a-46ecabed.eu-west-1.amazon.com (172.19.116.181) by EX19D001UWA001.ant.amazon.com (10.13.138.214) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:12 +0000 From: Eliav Farber To: Thomas Gleixner , Antoine Tenart CC: Radu Rendec , , , Eliav Farber Subject: [PATCH 2/4] irqchip/alpine-msi: Drop redundant asm/msi.h include Date: Wed, 23 Sep 2026 08:37:01 +0000 Message-ID: <20260923083703.38974-3-farbere@amazon.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260923083703.38974-1-farbere@amazon.com> References: <20260923083703.38974-1-farbere@amazon.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: EX19D033UWA004.ant.amazon.com (10.13.139.85) To EX19D001UWA001.ant.amazon.com (10.13.138.214) Content-Type: text/plain; charset="utf-8" The driver already includes , which itself pulls in , so the explicit arch include is redundant. Remove it; checkpatch also flags the direct use of the asm header in favour of the linux one. No functional change. Signed-off-by: Eliav Farber --- drivers/irqchip/irq-alpine-msi.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-= msi.c index 0d97abb85e16..20f1f7f7612b 100644 --- a/drivers/irqchip/irq-alpine-msi.c +++ b/drivers/irqchip/irq-alpine-msi.c @@ -21,7 +21,6 @@ #include =20 #include -#include =20 /* MSIX message address format: local GIC target */ #define ALPINE_MSIX_SPI_TARGET_CLUSTER0 BIT(16) --=20 2.47.3 From nobody Thu Sep 24 13:37:20 2026 Received: from pdx-out-004.esa.us-west-2.outbound.mail-perimeter.amazon.com (pdx-out-004.esa.us-west-2.outbound.mail-perimeter.amazon.com [44.246.77.92]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8B1A63C76BB for ; Wed, 23 Sep 2026 08:37:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=44.246.77.92 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; 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23 Sep 2026 08:37:15 +0000 Received: from EX19MTAUWB002.ant.amazon.com [205.251.233.111:4792] by smtpin.naws.us-west-2.prod.farcaster.email.amazon.dev [10.0.60.208:2525] with esmtp (Farcaster) id bc26085e-0f7a-495a-b7b1-1f149d6bacd0; Wed, 23 Sep 2026 08:37:14 +0000 (UTC) X-Farcaster-Flow-ID: bc26085e-0f7a-495a-b7b1-1f149d6bacd0 Received: from EX19D001UWA001.ant.amazon.com (10.13.138.214) by EX19MTAUWB002.ant.amazon.com (10.250.64.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:14 +0000 Received: from dev-dsk-farbere-1a-46ecabed.eu-west-1.amazon.com (172.19.116.181) by EX19D001UWA001.ant.amazon.com (10.13.138.214) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:13 +0000 From: Eliav Farber To: Thomas Gleixner , Antoine Tenart CC: Radu Rendec , , , Eliav Farber Subject: [PATCH 3/4] irqchip/alpine-msi: Add missing space after comma in GENMASK_ULL Date: Wed, 23 Sep 2026 08:37:02 +0000 Message-ID: <20260923083703.38974-4-farbere@amazon.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260923083703.38974-1-farbere@amazon.com> References: <20260923083703.38974-1-farbere@amazon.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: EX19D033UWA004.ant.amazon.com (10.13.139.85) To EX19D001UWA001.ant.amazon.com (10.13.138.214) Content-Type: text/plain; charset="utf-8" Fix the coding-style issue reported by checkpatch: ERROR: space required after that ',' (ctx:VxV) No functional change. Signed-off-by: Eliav Farber --- drivers/irqchip/irq-alpine-msi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-= msi.c index 20f1f7f7612b..8155f63cfd29 100644 --- a/drivers/irqchip/irq-alpine-msi.c +++ b/drivers/irqchip/irq-alpine-msi.c @@ -210,7 +210,7 @@ static int alpine_msix_init(struct device_node *node, s= truct device_node *parent * To select the primary GIC as the target GIC, bits [18:17] must be set * to 0x0. In this case, bit 16 (SPI_TARGET_CLUSTER0) must be set. */ - priv->addr =3D res.start & GENMASK_ULL(63,20); + priv->addr =3D res.start & GENMASK_ULL(63, 20); priv->addr |=3D ALPINE_MSIX_SPI_TARGET_CLUSTER0; =20 if (of_property_read_u32(node, "al,msi-base-spi", &priv->spi_first)) { --=20 2.47.3 From nobody Thu Sep 24 13:37:20 2026 Received: from pdx-out-006.esa.us-west-2.outbound.mail-perimeter.amazon.com (pdx-out-006.esa.us-west-2.outbound.mail-perimeter.amazon.com [52.26.1.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B3A233D6D6 for ; Wed, 23 Sep 2026 08:37:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=52.26.1.71 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152654; cv=none; b=ZNJBNQTsnTqhPSiU60XjV4/FAPAEsposSnR4r8niqH8j9PH88KYR+9QuWecGdd1LK+1wtCazrhw6oE7txWptNxfzqW4MfSfX8ueFbCcvmdfw5gGkV4V/clJdXmzWX2z65FFywiLuZ1aTj/CJKJ8U8Sdw4lb1cr8Xskmklawo7w8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790152654; c=relaxed/simple; bh=n5ZSB1SLJvHUrFcFNTTI/FCdF2qh78Jx+GRbTOUAjcY=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=T3jkEnFdQUhRuWaJvGTltcwqS/3/aWBvEgCeoUttfIIVFB55ZV480eHIOeNEDP5dgAnSmCdIG3ZWq9Lw37hpV6Kn1PuTKbiYfYlnHF3VFp/KMElL8/LryLNP0luGyRmtgo8JwuuAPjhTPIPaNCqXKPUwynIZWdd5kRldmB4qawg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com; spf=pass smtp.mailfrom=amazon.com; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b=Vb25jRXG; arc=none smtp.client-ip=52.26.1.71 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amazon.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amazon.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=amazon.com header.i=@amazon.com header.b="Vb25jRXG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazoncorp2; t=1790152645; x=1821688645; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=vzP4sAc+QEd6N2Rrf644vF3EpqR7lb90v2jCieXNJwg=; b=Vb25jRXGWIbJZ6WTcfW0itBsfZDA11fN1gFyeCfYZ4bh7awzlQUFJG9u lFtDLDyKBpL9Nlpm6RHksrRLt9F45h6TMctREasqHCdLZu0zfA4jcnz5W 7YF52lXBlolwNoUZjH3WAn0nt5GpbjK1eVUuKlHxJfOmup1aepcdbqWHs l2eHFziXpute95k3t3qF5YadYSucsCrFLdWYA1vRFwnGhV91bYW2rbcpY mWjrkb8HDt2lq8XuT9R3xlyfrdi8bsP9JNthg3VOEW1jDaTmwWiXNtX60 WPWpatKdATndXX/dQY3hfzlSvlV0z1y9zgJPAYFEEG4Rtijz1HbEniv8B g==; X-CSE-ConnectionGUID: yKqgrZgVRoehWzb7KbNZOQ== X-CSE-MsgGUID: YTxlBIf7Qva40P0vbJq0Cg== X-IronPort-AV: E=Sophos;i="6.27,118,1787011200"; d="scan'208";a="29457104" Received: from ip-10-5-12-219.us-west-2.compute.internal (HELO smtpout.naws.us-west-2.prod.farcaster.email.amazon.dev) ([10.5.12.219]) by internal-pdx-out-006.esa.us-west-2.outbound.mail-perimeter.amazon.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Sep 2026 08:37:16 +0000 Received: from EX19MTAUWA002.ant.amazon.com [205.251.233.234:6659] by smtpin.naws.us-west-2.prod.farcaster.email.amazon.dev [10.0.35.200:2525] with esmtp (Farcaster) id 5857cd88-a10f-427e-8576-0d37b6980452; Wed, 23 Sep 2026 08:37:16 +0000 (UTC) X-Farcaster-Flow-ID: 5857cd88-a10f-427e-8576-0d37b6980452 Received: from EX19D001UWA001.ant.amazon.com (10.13.138.214) by EX19MTAUWA002.ant.amazon.com (10.250.64.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:15 +0000 Received: from dev-dsk-farbere-1a-46ecabed.eu-west-1.amazon.com (172.19.116.181) by EX19D001UWA001.ant.amazon.com (10.13.138.214) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA) id 15.2.2562.49; Wed, 23 Sep 2026 08:37:14 +0000 From: Eliav Farber To: Thomas Gleixner , Antoine Tenart CC: Radu Rendec , , , Eliav Farber Subject: [PATCH 4/4] irqchip/alpine-msi: Add debug logging for MSI allocation Date: Wed, 23 Sep 2026 08:37:03 +0000 Message-ID: <20260923083703.38974-5-farbere@amazon.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260923083703.38974-1-farbere@amazon.com> References: <20260923083703.38974-1-farbere@amazon.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: EX19D033UWA004.ant.amazon.com (10.13.139.85) To EX19D001UWA001.ant.amazon.com (10.13.138.214) Content-Type: text/plain; charset="utf-8" Add log messages to help follow the driver flow when debugging: an info message on successful initialisation, and debug messages on the MSI interrupt allocation and free paths. Signed-off-by: Eliav Farber --- drivers/irqchip/irq-alpine-msi.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-= msi.c index 8155f63cfd29..0e68f81014e7 100644 --- a/drivers/irqchip/irq-alpine-msi.c +++ b/drivers/irqchip/irq-alpine-msi.c @@ -104,6 +104,8 @@ static int alpine_msix_middle_domain_alloc(struct irq_d= omain *domain, unsigned i struct alpine_msix_data *priv =3D domain->host_data; int sgi, err, i; =20 + pr_debug("trying to allocate %d msi starting from %d\n", nr_irqs, virq); + sgi =3D alpine_msix_allocate_sgi(priv, nr_irqs); if (sgi < 0) return sgi; @@ -116,6 +118,9 @@ static int alpine_msix_middle_domain_alloc(struct irq_d= omain *domain, unsigned i irq_domain_set_hwirq_and_chip(domain, virq + i, sgi + i, &middle_irq_chip, priv); } + + pr_debug("allocated %d msi starting from %d\n", nr_irqs, virq); + return 0; =20 err_sgi: @@ -132,6 +137,8 @@ static void alpine_msix_middle_domain_free(struct irq_d= omain *domain, unsigned i =20 irq_domain_free_irqs_parent(domain, virq, nr_irqs); alpine_msix_free_sgi(priv, d->hwirq, nr_irqs); + + pr_debug("freed %d msi starting from %d\n", nr_irqs, virq); } =20 static const struct irq_domain_ops alpine_msix_middle_domain_ops =3D { @@ -235,6 +242,9 @@ static int alpine_msix_init(struct device_node *node, s= truct device_node *parent if (ret) return ret; =20 + pr_info("initialized successfully, spi %d to %d\n", + priv->spi_first, priv->spi_first + priv->num_spis - 1); + retain_and_null_ptr(priv); retain_and_null_ptr(msi_map); return 0; --=20 2.47.3