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 CFD59D5B87A for ; Tue, 16 Dec 2025 01:50:33 +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:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=VFQLTXP4gVTCeLkXwctPOr2830Wo9Q0fLxjqMn/kLVk=; b=KOM5DmKQwOMGqpC4QhBNmzzsHT Dl+OglhOn4W2rvcOjKJUrtF8HTgtx1qHaoP5H6EzAZxGtV6xbuQWJRKoFExSzW6EkioSg8Dbvehqe XGNvXpTiK9p+dH8iyPCUDJ5ncyU4IVSngisxAohbMmywBTrdXVS8ALkoiWNvdEag0tVrzBbdaX4mT z38ZcAQGnAfUGeqYKYouuOY8BUJGhuo1K/lDLGPg/0EapZPiEYikTDu7AOUmvWHAsLO1yA/8sPSCF /IgiSDttVcTIZScbHOOyynaZO/pP6bKSmd6Tlo0e9VWGWpQJ40jIWb2QONqkw2fzf9HvQGjmU5FXn SNDuCW7Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vVKCr-00000004WKy-0QPr; Tue, 16 Dec 2025 01:50:29 +0000 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vVKCm-00000004WA6-28CX; Tue, 16 Dec 2025 01:50:25 +0000 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.10; Tue, 16 Dec 2025 09:50:01 +0800 Received: from [127.0.1.1] (192.168.10.13) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1748.10 via Frontend Transport; Tue, 16 Dec 2025 09:50:01 +0800 From: Jacky Chou Date: Tue, 16 Dec 2025 09:50:04 +0800 Subject: [PATCH v7 5/7] PCI: Add FMT, TYPE and CPL status definition for TLP header MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20251216-upstream_pcie_rc-v7-5-4aeb0f53c4ce@aspeedtech.com> References: <20251216-upstream_pcie_rc-v7-0-4aeb0f53c4ce@aspeedtech.com> In-Reply-To: <20251216-upstream_pcie_rc-v7-0-4aeb0f53c4ce@aspeedtech.com> To: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , "Andrew Jeffery" , Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , "Manivannan Sadhasivam" , Linus Walleij , Philipp Zabel , Neil Armstrong CC: , , , , , , Andrew Jeffery , , , Jacky Chou X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1765849800; l=1690; i=jacky_chou@aspeedtech.com; s=20251031; h=from:subject:message-id; bh=JG4r6i+NQB00iI7PXAEH5/CQQIjUBBoZgOpdvs4BS9w=; b=sBWN5dTX93b/iXK0pJmDLVIRczbSh0OaayWHL7uWOaYXSKdnunVtgTqWCDj6YIvThp53LyDaF 0zZ+/qCFEyyCspvzFWLc9v1JtUbLk0MBjx86Vu8IvgKE8uF4MSclwVX X-Developer-Key: i=jacky_chou@aspeedtech.com; a=ed25519; pk=8XBx7KFM1drEsfCXTH9QC2lbMlGU4XwJTA6Jt9Mabdo= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251215_175024_552532_0AABBB8D X-CRM114-Status: UNSURE ( 7.11 ) X-CRM114-Notice: Please train this message. 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 According to PCIe specification, add FMT, TYPE and CPL status definition for TLP header. Acked-by: Bjorn Helgaas Signed-off-by: Jacky Chou --- drivers/pci/pci.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 0e67014aa001..81f2e633b116 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -63,6 +63,18 @@ struct pcie_tlp_log; #define PCIE_LINK_WAIT_MAX_RETRIES 10 #define PCIE_LINK_WAIT_SLEEP_MS 90 +/* Format of TLP; PCIe r7.0, sec 2.2.1 */ +#define PCIE_TLP_FMT_3DW_NO_DATA 0x00 /* 3DW header, no data */ +#define PCIE_TLP_FMT_4DW_NO_DATA 0x01 /* 4DW header, no data */ +#define PCIE_TLP_FMT_3DW_DATA 0x02 /* 3DW header, with data */ +#define PCIE_TLP_FMT_4DW_DATA 0x03 /* 4DW header, with data */ + +/* Type of TLP; PCIe r7.0, sec 2.2.1 */ +#define PCIE_TLP_TYPE_CFG0_RD 0x04 /* Config Type 0 Read Request */ +#define PCIE_TLP_TYPE_CFG0_WR 0x04 /* Config Type 0 Write Request */ +#define PCIE_TLP_TYPE_CFG1_RD 0x05 /* Config Type 1 Read Request */ +#define PCIE_TLP_TYPE_CFG1_WR 0x05 /* Config Type 1 Write Request */ + /* Message Routing (r[2:0]); PCIe r6.0, sec 2.2.8 */ #define PCIE_MSG_TYPE_R_RC 0 #define PCIE_MSG_TYPE_R_ADDR 1 @@ -84,6 +96,9 @@ struct pcie_tlp_log; #define PCIE_MSG_CODE_DEASSERT_INTC 0x26 #define PCIE_MSG_CODE_DEASSERT_INTD 0x27 +/* Cpl. status of Complete; PCIe r7.0, sec 2.2.9.1 */ +#define PCIE_CPL_STS_SUCCESS 0x00 /* Successful Completion */ + #define PCI_BUS_BRIDGE_IO_WINDOW 0 #define PCI_BUS_BRIDGE_MEM_WINDOW 1 #define PCI_BUS_BRIDGE_PREF_MEM_WINDOW 2 -- 2.34.1