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 6518FC43458 for ; Tue, 7 Jul 2026 20:24:31 +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=pE6yNMp+uXpgGUcwJt1cNGBLI12Hj8FXQ5m2BI8bX4s=; b=w/NlDgysnnhDH6LofwX4GMTfse N306dm9nYtyZ3fTbFL96o0wb10LGzV1QvIZ3SWvpzSz3aL63Lgm+S2RUS2BP8yh1O29iSC3zZL+F8 Y6wbev/6mSEpz5VjPi4ZWaya9HdcFxxVe3/YTbm6uId355x1bUsJ2EYa3FN+l/bpuOYB3nmGdNn8K +2cflupBVxOXQHcJrZDj8si4BLvuWhHB3fHIsshx5Xghju45EteF/PXHhG+3IlY83wbwoCMuUx30D eOHTZd/g07Q2g5BkP+mgGW8kARJA5gsmS+ZN/HMVg15Eypj+xcht1OwcqiDD9wpmBsipinR+p5qvX BP/F4SYg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1whCL5-0000000FqyU-1W1W; Tue, 07 Jul 2026 20:24:19 +0000 Received: from mout-p-202.mailbox.org ([80.241.56.172]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1whCL1-0000000Fqxc-3psn for linux-arm-kernel@lists.infradead.org; Tue, 07 Jul 2026 20:24:17 +0000 Received: from smtp102.mailbox.org (smtp102.mailbox.org [IPv6:2001:67c:2050:b231:465::102]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA512) (No client certificate requested) by mout-p-202.mailbox.org (Postfix) with ESMTPS id 4gvt3r6X4zzMlHZ; Tue, 07 Jul 2026 22:24:08 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1783455848; 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=pE6yNMp+uXpgGUcwJt1cNGBLI12Hj8FXQ5m2BI8bX4s=; b=hlX9qH3P7QNIy3fjcF4n/8eSucWZ176Mk6rgjs1M739zaMKvTQvGGk549o/lK7yzZY8UKe jrzFdT6d+qGQ8TmH5E8onyjvFhIdY+IgHM7HLT6Llob5IE5V+y8Fk7WgrW3QqWf4ODCQIa eYSgnfyQrdAPnV8IUCnsSUcelKJAkz9guNykDXeTGHK/kY5secL5vamRRk/cwduEriTwSM f8CZF+4XnDZ0VgOApdQJ4+L+WpHH7MVIYfFxN6LKJEcgVUhp1FGVkc5sucYDAu0sbcym+B BmjQEfAMRLzikJr7elz3UFrWy8d2X9uQAUaLcjfAlrZXHRJsHRxMO6xWLW81Dw== Message-ID: Date: Tue, 7 Jul 2026 22:24:03 +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> <8a921ce9-e339-445a-af05-d20f9f2df01e@mailbox.org> Content-Language: en-US From: Marek Vasut In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-MBO-RS-ID: 073d86a19c85a0d025b X-MBO-RS-META: 5dycfot7945dqgf3kieqojhkr9yf6hae X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260707_132416_115488_4D86A730 X-CRM114-Status: GOOD ( 11.90 ) 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 7/7/26 5:36 PM, Manivannan Sadhasivam wrote: > On Mon, Jul 06, 2026 at 07:48:24PM +0200, Marek Vasut wrote: >> 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 ? > > Why? Since this series goes through PCI tree and all PCI patches are controller > patches, I'm going to merge the series. So no need of the A-b/R-b tags. All right, V4 patchset is coming shortly.