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 X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B896DC4338F for ; Tue, 24 Aug 2021 19:00:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A4D9161374 for ; Tue, 24 Aug 2021 19:00:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233610AbhHXTB0 (ORCPT ); Tue, 24 Aug 2021 15:01:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:55598 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233999AbhHXTBZ (ORCPT ); Tue, 24 Aug 2021 15:01:25 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 23CF2610FD; Tue, 24 Aug 2021 19:00:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1629831641; bh=7IciptIw3jJnUgdT5IN+77jffZ9goiQtAYha2MOaySM=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=B2lq+XawTs3Vyn/CMrpYB5VBYKBFkdJv+HPBKwBq6iEgOWmT3SaPChA8V3AVCKL4L /ydGgnBGNS7nS4DPTvwM8x2adB07xw+jlv2YuIFfmNBgKqIrstyO/bocsKfZIzu4I6 KTlmN3sMTQgFVcLHLWBRQAx2TIKXB3c/o7KiDlG+GYK1gxvykBErFqdJDSPMLpMClv jyRqV4vfCfWKcek0WiZVK0SESB0qJnV9MmUmJrKm1KppAp+kANyNe208T7Ujx38QlH vPZQOfpm/CO1f4UKASm4Jy7yfP/mV2m6BZccWlcosaEz67KkBPmLKzpnD3hDJ4f3jt QHruQ8bOB4jnA== Date: Tue, 24 Aug 2021 14:00:39 -0500 From: Bjorn Helgaas To: Pali =?iso-8859-1?Q?Roh=E1r?= Cc: Lorenzo Pieralisi , Thomas Petazzoni , Bjorn Helgaas , Rob Herring , Gregory Clement , Marek =?iso-8859-1?Q?Beh=FAn?= , Remi Pommarel , Xogium , Tomasz Maciej Nowak , Nadav Haklai , Kostya Porotchkin , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [RESEND PATCH 2/5] PCI: Add PCI_EXP_DEVCTL_PAYLOAD_* macros Message-ID: <20210824190039.GA3486187@bjorn-Precision-5520> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20210624222621.4776-3-pali@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Fri, Jun 25, 2021 at 12:26:18AM +0200, Pali Rohár wrote: > Define a macro PCI_EXP_DEVCTL_PAYLOAD_* for every possible Max Payload > Size in linux/pci_regs.h, in the same style as PCI_EXP_DEVCTL_READRQ_*. > > Signed-off-by: Pali Rohár > Reviewed-by: Marek Behún Acked-by: Bjorn Helgaas > --- > include/uapi/linux/pci_regs.h | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h > index e709ae8235e7..ff6ccbc6efe9 100644 > --- a/include/uapi/linux/pci_regs.h > +++ b/include/uapi/linux/pci_regs.h > @@ -504,6 +504,12 @@ > #define PCI_EXP_DEVCTL_URRE 0x0008 /* Unsupported Request Reporting En. */ > #define PCI_EXP_DEVCTL_RELAX_EN 0x0010 /* Enable relaxed ordering */ > #define PCI_EXP_DEVCTL_PAYLOAD 0x00e0 /* Max_Payload_Size */ > +#define PCI_EXP_DEVCTL_PAYLOAD_128B 0x0000 /* 128 Bytes */ > +#define PCI_EXP_DEVCTL_PAYLOAD_256B 0x0020 /* 256 Bytes */ > +#define PCI_EXP_DEVCTL_PAYLOAD_512B 0x0040 /* 512 Bytes */ > +#define PCI_EXP_DEVCTL_PAYLOAD_1024B 0x0060 /* 1024 Bytes */ > +#define PCI_EXP_DEVCTL_PAYLOAD_2048B 0x0080 /* 2048 Bytes */ > +#define PCI_EXP_DEVCTL_PAYLOAD_4096B 0x00a0 /* 4096 Bytes */ > #define PCI_EXP_DEVCTL_EXT_TAG 0x0100 /* Extended Tag Field Enable */ > #define PCI_EXP_DEVCTL_PHANTOM 0x0200 /* Phantom Functions Enable */ > #define PCI_EXP_DEVCTL_AUX_PME 0x0400 /* Auxiliary Power PM Enable */ > -- > 2.20.1 >