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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id A8CF5C433FE for ; Wed, 11 May 2022 06:51:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=eQjaWx/s4OHz6TNRsT8P5oNpsE57FscNPBij5SqDgYs=; b=Y66AyA6u99ox2B tr2c/i2i+JpguvYwDf3EvPCXQSApvF5RN8T0Hx49g7Z4abg72Hoygfoh9xK917oCQEpV/hT2aJ3bV y4gD0vkQRp/TEzTsj7ho9XlKfjF9QI9PUSBr/0uluyVbdPUV6Xylg/CSpWz4PSNluwiODN1AaXh/n rlOUFnDFV0BJiNaASgXyHem5TG8YIRDa2QolGM6lEyL2+JkdyegxZ3a2YpXmCTtZAQU+ptr7Egi3Y QVh+fv5QdUbqweLUVHeTMiqpUuGgLcoWf4YWUo96r3pc+8PGzVeIAtR2CZGVEh1/H4p63M2PExOBi kJXyol+n0+wTCva1e7sw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nogB1-005YgT-Do; Wed, 11 May 2022 06:50:27 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nogAm-005YWu-K1 for linux-arm-kernel@lists.infradead.org; Wed, 11 May 2022 06:50:14 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 4B554B8200B; Wed, 11 May 2022 06:50:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83C33C385DE; Wed, 11 May 2022 06:50:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1652251810; bh=oabWsuyWgJhDY5KMYDv/hOs79hVOh8hDpnf427Xsi/8=; h=Date:From:To:List-Id:Cc:Subject:References:In-Reply-To:From; b=eX8ZyCdm3ekZWZ7y6GzsIWhajRP5spKidB+tKIEeOvAPh+Imr7Fasx+jAFC7k/2+V nsWE5Ag4PWBe4oSQGvsr4CUzWlXuYftWQTr/0nCO5+8PA83OMw1qHJyZz/XEA2JoO0 BXtktUgd2a0a9ViZ0NR3XMPi2aBIOG5AjsT+Y1Ck= Date: Wed, 11 May 2022 08:50:07 +0200 From: Greg KH To: Hitomi Hasegawa Cc: linux-arm-kernel@lists.infradead.org, soc@kernel.org, linux-serial@vger.kernel.org, sumit.garg@linaro.org, arnd@arndb.de, olof@lixom.net, catalin.marinas@arm.com, will@kernel.org, jirislaby@kernel.org, jason.wessel@windriver.com, daniel.thompson@linaro.org, dianders@chromium.org, linux-kernel@vger.kernel.org, kgdb-bugreport@lists.sourceforge.net, peterz@infradead.org Subject: Re: [PATCH v4 1/1] soc: fujitsu: Add A64FX diagnostic interrupt driver Message-ID: References: <20220511062113.2645747-1-hasegawa-hitomi@fujitsu.com> <20220511062113.2645747-2-hasegawa-hitomi@fujitsu.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220511062113.2645747-2-hasegawa-hitomi@fujitsu.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220510_235013_005608_C1ECF8AD X-CRM114-Status: GOOD ( 21.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, May 11, 2022 at 03:21:13PM +0900, Hitomi Hasegawa wrote: > Enable diagnostic interrupts for the Fujitsu A64FX. > > Register the NMI/IRQ corresponding to the A64FX's device definition > dedicated to diagnostic interrupts, so that when this interrupt is > sent using the BMC, it causes a panic. This can be used to obtain > a kernel dump. > > Signed-off-by: Hitomi Hasegawa > --- > MAINTAINERS | 5 + > drivers/soc/Kconfig | 1 + > drivers/soc/Makefile | 1 + > drivers/soc/fujitsu/Kconfig | 13 +++ > drivers/soc/fujitsu/Makefile | 3 + > drivers/soc/fujitsu/a64fx-diag.c | 155 +++++++++++++++++++++++++++++++ > 6 files changed, 178 insertions(+) > create mode 100644 drivers/soc/fujitsu/Kconfig > create mode 100644 drivers/soc/fujitsu/Makefile > create mode 100644 drivers/soc/fujitsu/a64fx-diag.c > > diff --git a/MAINTAINERS b/MAINTAINERS > index cd0f68d4a34a..dc35c81ba917 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -241,6 +241,11 @@ F: include/trace/events/9p.h > F: include/uapi/linux/virtio_9p.h > F: net/9p/ > > +A64FX DIAG DRIVER > +M: Hitomi Hasegawa > +S: Supported > +F: drivers/soc/fujitsu/a64fx-diag.c > + > A8293 MEDIA DRIVER > M: Antti Palosaari > L: linux-media@vger.kernel.org > diff --git a/drivers/soc/Kconfig b/drivers/soc/Kconfig > index a8562678c437..e10eb27e1e7e 100644 > --- a/drivers/soc/Kconfig > +++ b/drivers/soc/Kconfig > @@ -9,6 +9,7 @@ source "drivers/soc/atmel/Kconfig" > source "drivers/soc/bcm/Kconfig" > source "drivers/soc/canaan/Kconfig" > source "drivers/soc/fsl/Kconfig" > +source "drivers/soc/fujitsu/Kconfig" > source "drivers/soc/imx/Kconfig" > source "drivers/soc/ixp4xx/Kconfig" > source "drivers/soc/litex/Kconfig" > diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile > index adb30c2d4fea..b12b0b03ad47 100644 > --- a/drivers/soc/Makefile > +++ b/drivers/soc/Makefile > @@ -12,6 +12,7 @@ obj-$(CONFIG_SOC_CANAAN) += canaan/ > obj-$(CONFIG_ARCH_DOVE) += dove/ > obj-$(CONFIG_MACH_DOVE) += dove/ > obj-y += fsl/ > +obj-y += fujitsu/ Why a sub directory for just one .c file? > obj-$(CONFIG_ARCH_GEMINI) += gemini/ > obj-y += imx/ > obj-y += ixp4xx/ > diff --git a/drivers/soc/fujitsu/Kconfig b/drivers/soc/fujitsu/Kconfig > new file mode 100644 > index 000000000000..e05c40725922 > --- /dev/null > +++ b/drivers/soc/fujitsu/Kconfig > @@ -0,0 +1,13 @@ > +# SPDX-License-Identifier: GPL-2.0-only > +menu "fujitsu SoC drivers" > + > +config A64FX_DIAG > + tristate "A64FX diag driver" > + depends on ARM64 > + depends on ACPI > + help > + Say Y here if you want to enable diag interrupt on Fujitsu A64FX. > + > + If unsure, say N. You need to provide more information about what this driver does and what it is here. thanks, greg k-h _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel