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 5C976C52D7C for ; Tue, 13 Aug 2024 08:45:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: Message-ID:Date:References:In-Reply-To:Subject:Cc:To:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Db4uTbKrYb5xs3EMUWjkfZCmXCSkbRF3llb4xnZB3c0=; b=VLAkY2HK9JECO92BMrDpU3253H x8RjVF1GvsXA4cst3GpSowcBC6ec3YRJP8hzvR4BRmYbRvXH/oavHv8USy76lrF4tQPiKVRBhVmJq fcFuB7BcY5bjRdE7cc6+L/YAeXfZWTb8DpF+6aGC6CcdSA6gl6364YmywGMkMwvxbYr4wGwhACPtT EnICfUh6fbvU1YPZA3JjhkortLpJ8QWvy1hQUefa0OrqgQgaRvQLH2ejbBfO1RbJP3hoZhemOSLuI gnitmOGQVArRJ/oQoZmCGq4PhHmK/sikzsVWk/ycaTKTQ3l592kdNqHsFwIX4YNIFp1OCOWhj1Uvt JvXvjYRw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sdn97-00000002z8Y-3eck; Tue, 13 Aug 2024 08:44:49 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sdn8S-00000002yxF-0Y6I for linux-arm-kernel@lists.infradead.org; Tue, 13 Aug 2024 08:44:11 +0000 From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1723538645; 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: in-reply-to:in-reply-to:references:references; bh=Db4uTbKrYb5xs3EMUWjkfZCmXCSkbRF3llb4xnZB3c0=; b=JkJUGHGiZWM5gwS1QRvb7CYV+kEth1oDzn86LGWILn+wXLI44hK4SZudGgFSxrw/QOSlCI iChM5WweRVT7s0UTTHWIQ2FzfvywipuW3EQ9VSB1hNeSQ8879DqnCDd5v/7ZC7mTw1jwST qitBwaOXaIIGdbmDHb46/im4+H9RQEuEMc/9Dkq0RrEMrM1dL8ADM8uxIPTaEJhUmm/QUg 5T2P5ewx3SUVBsHdRJbVJnMm6/quf6MW/lbdVKsOczmJcxzQLQikGuBvrIIfCShrffbbBn 8uwi5xKR6e8CdcBRPQgoq3JBbEtv0cRlzgGd2udyOgSvBLyMPLItbf4vYT5NPw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1723538645; 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: in-reply-to:in-reply-to:references:references; bh=Db4uTbKrYb5xs3EMUWjkfZCmXCSkbRF3llb4xnZB3c0=; b=N2Tksopvo284NppX1WwI2wDFmFyGSsvVxSu21iPVV2NMBQ0/uQfSREwjsmWCTfoSG9o7ho X16LM1zijuL81fDA== To: Shanker Donthineni , Marc Zyngier , Catalin Marinas , Will Deacon , Jonathan Corbet , Sudeep Holla Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Shanker Donthineni Subject: Re: [PATCH] irqchip/gic-v3: Allow unused SGIs for drivers/modules In-Reply-To: <20240813033925.925947-1-sdonthineni@nvidia.com> References: <20240813033925.925947-1-sdonthineni@nvidia.com> Date: Tue, 13 Aug 2024 10:44:04 +0200 Message-ID: <87le10rewb.ffs@tglx> MIME-Version: 1.0 Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240813_014408_336082_C70DFF19 X-CRM114-Status: GOOD ( 12.70 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Aug 12 2024 at 22:39, Shanker Donthineni wrote: > The commit 897e9e60c016 ("firmware: arm_ffa: Initial support for scheduler > receiver interrupt") adds support for SGI interrupts in the FFA driver. > However, the validation for SGIs in the GICv3 is too strict, causing the > driver probe to fail. > > This patch relaxes the SGI validation check, allowing callers to use SGIs # git grep "This patch" Documentation/process. > if the requested SGI number is greater than or equal to MAX_IPI, which > fixes the TFA driver probe failure. > > This issue is observed on NVIDIA server platform with FFA-v1.1. > [ 7.918099] PTP clock support registered > [ 7.922110] EDAC MC: Ver: 3.0.0 > [ 7.945063] ARM FF-A: Driver version 1.1 > [ 7.949068] ARM FF-A: Firmware version 1.1 found > [ 7.977832] GICv3: [Firmware Bug]: Illegal GSI8 translation request > [ 7.984237] ARM FF-A: Failed to create IRQ mapping! > [ 7.989220] ARM FF-A: Notification setup failed -61, not enabled > [ 8.000198] ARM FF-A: Failed to register driver sched callback -95 > [ 8.011322] scmi_core: SCMI protocol bus registered Please get rid of the time stamps and reduce it to the relevant parts. Neither the time stamps nor PTP/EDAC/SCMI provide any useful information. Thanks, tglx