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 27D99C43458 for ; Mon, 6 Jul 2026 17:48:44 +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-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=8jDaRtUMpq8g1D3hT8OlSV4lyB+CYZjnq+H5npk/3eI=; b=Jr3ySCi3YdVYaK9L2He4zYJwku Y/ts7BKCrMpyBNhkXQkOI+dLAeqpnmQiRZEeOv1/+MCQjNbW70UAqtb2JG/NTaVRBHIH+W5zwr4/4 hFTTTGWdL1owLbffCGetKOU9CaMVRNFm672jMPxF1/VEt2Bsgu3kGUFZxx57dya3IsxGtrxzTSY/T KM3QupzJsNKQFNtcMijE/bZKYgedTVd/N/hCiui65wlTc7ltfNDEaJzFpwTVgH2Iz+OEpF6mS3ddU 8fXLmts1SgQFur6R4XFvTARRKjC6h04FgpkvfiknWy9r6Xfi9yaZLx0k0EZbgHTqQ9WqUvh9lfn4v s+bRSVeA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wgnQr-0000000DF3Q-2zoo; Mon, 06 Jul 2026 17:48:37 +0000 Received: from mout-p-202.mailbox.org ([2001:67c:2050:0:465::202]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wgnQp-0000000DF2F-0rzr for linux-arm-kernel@lists.infradead.org; Mon, 06 Jul 2026 17:48:36 +0000 Received: from smtp202.mailbox.org (smtp202.mailbox.org [IPv6:2001:67c:2050:b231:465::202]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-202.mailbox.org (Postfix) with ESMTPS id 4gvBfj46F2z9t7h; Mon, 6 Jul 2026 19:48:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1783360109; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=8jDaRtUMpq8g1D3hT8OlSV4lyB+CYZjnq+H5npk/3eI=; b=xD7HUIFRn6NMjBZsXGtVyPlCDmZNKasa/C9msk50NPO4X4l7LU7rQU4MPcqv3N9g+LB3x2 eYAryU0gh6H3NgPtEftBa6qZagMkA6RCl/RDfUm7kQr/R8aIZReLuRw2vnc4Xgpx8F4U+6 jzDEjR+SVW879/WNxtuBIrLHXb/ydXNpUrIWWn1Ot2dOdFN5nYWzFkIS85vd3GRr1SmoEW ap3zCqqf3mbwQEniT44tV0PX+kIT1GQalIC46P+kI8P0WO1lLWTP197tUApdn8POJcPH98 f0UdFlPsdcx8PD57KCpRl+6NdG7NcGSabvp7ao5W2kPqB4aeDC7z2LGJzItjfA== Message-ID: <8a921ce9-e339-445a-af05-d20f9f2df01e@mailbox.org> Date: Mon, 6 Jul 2026 19:48:24 +0200 MIME-Version: 1.0 Subject: Re: [PATCH v3 1/5] PCI: dwc: Determine whether iMSI is used before calling .init To: Manivannan Sadhasivam Cc: linux-pci@vger.kernel.org, =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , Catalin Marinas , Conor Dooley , Geert Uytterhoeven , Krzysztof Kozlowski , Lorenzo Pieralisi , Marc Zyngier , Rob Herring , Yoshihiro Shimoda , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org References: <20260701203918.63189-1-marek.vasut+renesas@mailbox.org> <20260701203918.63189-2-marek.vasut+renesas@mailbox.org> <4qyn4fljtb3cbzcmfpkdomkm7vqnwn2rfbtqng4iwmtvfd4bpj@t6kkw53erl7f> Content-Language: en-US From: Marek Vasut In-Reply-To: <4qyn4fljtb3cbzcmfpkdomkm7vqnwn2rfbtqng4iwmtvfd4bpj@t6kkw53erl7f> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-MBO-RS-META: 8koqiwhmrec16pchxx9cd39q3zdejbz7 X-MBO-RS-ID: 805b02712b98a9c1cea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260706_104835_398340_3A5C7333 X-CRM114-Status: GOOD ( 10.75 ) 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 7/6/26 6:43 PM, Manivannan Sadhasivam wrote: > On Wed, Jul 01, 2026 at 10:37:44PM +0200, Marek Vasut wrote: >> The R-Car Gen4 PCIe controller integration configures MSI registers >> in the controller driver .init callback, because those registers >> have to be configured while PERST signal is asserted, and the PERST >> signal is asserted across the controller driver .init callback. >> >> The registers have to be configured differently in case the iMSI is >> or is not used. Assign pp->use_imsi_rx before the controller driver >> .init callback is called, so the controller driver .init callback >> implementation can use the pp->use_imsi_rx value. >> >> Signed-off-by: Marek Vasut > > LGTM! Thank you. Can I get AB/RB before sending V4 ?